An automatic assembly welding machine for supercapacitors

Abstract

The invention discloses an automatic assembly welding machine for supercapacitors, comprising a frame, wherein a first turntable device and a second turntable device are provided on the frame, a plurality of jigs are provided on the first turntable, and a plurality of positioning clamps are provided on the second turntable; a cover plate feeding device, an upper connecting piece feeding device, a first laser welding device and a transfer device are provided on the periphery of the first turntable; a core body feeding device, a lower connecting piece feeding device, a second laser welding device, a core body turning device, a third laser welding device, a bending device and a material unloading and conveying device are provided on the periphery of the second turntable, so as to realize automatic feeding, assembly, welding and unloading of the cover plate, the upper connecting piece, the core body and the lower connecting piece, and no manual operation is required during the process, so as to reduce the labor intensity; moreover, a plurality of jigs and a plurality of positioning clamps are rotated to switch different positions and work at the same time, so as to improve the assembly welding efficiency.

Description

Technical Field

[0001] The invention relates to the technical field of supercapacitor production, and in particular to an automatic assembly welding machine for supercapacitors. Background Art

[0002] Supercapacitors are new electronic energy storage devices that have both the fast charging and discharging characteristics of capacitors and the energy storage characteristics of batteries. Compared with batteries and traditional physical capacitors, supercapacitors have the characteristics of high power density, long cycle life, wide operating temperature range, and green environmental protection. They can be used in automobiles, wind and photovoltaic power generation, network communications, consumer electronics and other fields.

[0003] An existing supercapacitor includes a shell, a core, a cover plate, an upper connecting piece and a lower connecting piece. The lower side of the core is welded to the lower connecting piece, the cover plate is placed on the upper side of the core, and the upper side of the cover plate is provided with a positive electrode and a negative electrode. One of the electrodes is connected to the upper end surface of the core through a conductive member running through the cover plate from top to bottom, and the conductive members of the core and the cover plate are welded together through the upper connecting piece. The core, the cover plate, the upper connecting piece and the lower connecting piece are assembled and welded and then placed in the shell.

[0004] At present, the core body, cover plate, upper connecting plate and lower connecting plate are mainly manually placed on the lower side of the welding equipment for assembly, positioning and welding. This operation is more dependent on manual operation, has more operating steps and processes, is labor-intensive, has low welding efficiency and is difficult to control welding quality.

[0005] Those skilled in the art would like to have an automatic assembly welding machine that can realize the automatic assembly and welding of the core body, the cover plate, the upper connecting plate and the lower connecting plate, reduce manual operations, and improve the assembly efficiency and quality of the supercapacitor. Summary of the invention

[0006] The main purpose of the present invention is to propose an automatic assembly welding machine for supercapacitors, aiming to solve the technical problems in the prior art that the assembly and welding of the core, cover plate, upper connecting plate and lower connecting plate are performed manually, with high labor intensity and low welding efficiency and quality.

[0007] To achieve the above-mentioned object, the present invention proposes an automatic assembly welding machine for supercapacitors, comprising a frame, a first turntable device and a second turntable device are provided on the frame, the first turntable device comprises a first rotation drive mechanism and a first turntable, the first rotation drive mechanism is transmission-connected to the first turntable, the first rotation drive mechanism can drive the first turntable to rotate laterally, the first turntable is provided with a plurality of jigs uniformly distributed circumferentially along the axis of the first turntable, the second turntable device comprises a second rotation drive mechanism and a second turntable, the second rotation drive mechanism is transmission-connected to the second turntable, the second rotation drive mechanism can drive the second turntable to rotate laterally, and the second turntable is provided with a plurality of positioning fixtures uniformly distributed circumferentially along the axis of the second turntable;

[0008] The frame is also provided with a cover plate feeding device, an upper connecting piece feeding device, a first laser welding device and a transfer device. The cover plate feeding device, the upper connecting piece feeding device, the first laser welding device and the transfer device are sequentially arranged on the periphery of the first turntable. The plurality of jigs are respectively arranged corresponding to the positions of the cover plate feeding device, the upper connecting piece feeding device, the first laser welding device and the transfer device. The cover plate feeding device is used to feed the cover plate onto the empty jig. The upper connecting piece feeding device is used to feed the upper connecting piece onto the jig with the cover plate placed thereon. The first laser welding device is used to weld the cover plate and the upper connecting piece on the jig. The transfer device is arranged between the first turntable and the second turntable.

[0009] The frame is also provided with a core loading device, a lower connecting piece loading device, a second laser welding device, a core turning device, a third laser welding device, a bending device and a material handling device. The core loading device, the lower connecting piece loading device, the second laser welding device, the core turning device, the transfer device, the third laser welding device, the bending device and the material handling device are sequentially arranged on the outer periphery of the second turntable. A plurality of positioning fixtures are respectively arranged corresponding to the positions of the core loading device, the lower connecting piece loading device, the second laser welding device, the core turning device, the transfer device, the third laser welding device, the bending device and the material handling device. The core loading device is used to load the core to the empty positioning device. The lower connecting piece loading device is used to load the lower connecting piece onto the positioning fixture on which the core body is placed, the second laser welding device is used to weld the lower connecting piece and the core body on the positioning fixture, the core body flipping device is used to flip the welded lower connecting piece and the core body on the positioning fixture, the transfer device is used to take out the welded cover plate and upper connecting piece from the jig and move them to the positioning fixture on which the flipped core body is placed, the third laser welding device is used to weld the upper connecting piece and the core body on the positioning fixture, the bending device is used to bend the welded upper connecting piece on the positioning fixture, and the unloading and handling device is used to take out the bent core body, lower connecting piece, upper connecting piece and cover plate from the positioning fixture.

[0010] The first rotating drive mechanism drives the first turntable and multiple jigs to rotate, and the multiple jigs pass through the cover plate feeding device, the upper connecting piece feeding device, the first laser welding device and the transfer device in sequence. First, the cover plate feeding device can automatically feed the cover plate to the empty jig; then, the jig with the cover plate rotates to the position of the upper connecting piece feeding device, and the upper connecting piece feeding device can automatically feed the upper connecting piece to the jig, and the upper connecting piece is attached to the upper side of the cover plate; then, the jig with the cover plate and the upper connecting piece rotates to the position of the first laser welding device, and the first laser welding device automatically welds the cover plate and the upper connecting piece; then, the jig with the welded cover plate and the upper connecting piece rotates to the position of the transfer device, and the transfer device automatically takes the welded cover plate and the upper connecting piece out of the jig and transfers them to the positioning fixture on the second turntable, and the empty jig rotates to the position of the cover plate feeding device to continue the feeding and assembly welding of the next cover plate and the upper connecting piece.

[0011] The second rotating drive mechanism drives the second turntable and multiple positioning fixtures to rotate, and the multiple positioning fixtures pass through the core loading device, the lower connecting piece loading device, the second laser welding device, the core flipping device, the transfer device, the third laser welding device, the bending device and the unloading and handling device in sequence. First, the core loading device can automatically load the core vertically onto the empty positioning fixture; then, the positioning fixture with the core body is rotated to the position of the lower connecting piece loading device, and the lower connecting piece loading device can automatically load the lower connecting piece onto the positioning fixture, and the lower connecting piece is attached to the upper side of the core; then, the positioning fixture with the core body and the lower connecting piece is rotated to the position of the second laser welding device, and the second laser welding device automatically welds the core body and the lower connecting piece; then, the positioning fixture with the welded core and the lower connecting piece is rotated to the position of the core flipping device, and the core flipping device can flip the core and the lower connecting piece so that the lower connecting piece is on the lower side of the core; then, the positioning fixture with the flipped core and the lower connecting piece is rotated to the position of the transfer device, and the transfer device The cover plate and the upper connecting piece are loaded onto the positioning fixture, and the upper connecting piece is attached to the upper side of the core body; then, the positioning fixture with the core body, the lower connecting piece, the cover plate and the upper connecting piece is rotated to the position of the third laser welding device, and the third laser welding device automatically welds the core body and the upper connecting piece; then, the positioning fixture with the welded core body, the lower connecting piece, the cover plate and the upper connecting piece is rotated to the position of the bending device, and the bending device bends the upper connecting piece; finally, the positioning fixture with the bent core body, the lower connecting piece, the cover plate and the upper connecting piece is rotated to the position of the unloading and handling device, and the unloading and handling device takes the assembled core body, the lower connecting piece, the cover plate and the upper connecting piece out of the positioning fixture for unloading, and the empty positioning fixture is rotated to the position of the core loading device to continue the next loading and assembly welding.

[0012] The present invention realizes automatic loading, assembly, welding and unloading of the cover plate, the upper connecting piece, the core body and the lower connecting piece by arranging a first turntable device, a second turntable device, a cover plate loading device, an upper connecting piece loading device, a first laser welding device and a transfer device, as well as arranging a core body loading device, a lower connecting piece loading device, a second laser welding device, a core body flipping device, a third laser welding device, a bending device and an unloading and handling device. No manual operation is required during the process, thereby reducing labor intensity. In addition, multiple jigs and multiple positioning fixtures rotate to switch different positions and work simultaneously, thereby improving assembly and welding efficiency.

[0013] Preferably, the cover plate feeding device comprises a first cover plate taking device, a first cover plate turning device, a visual inspection device and a second cover plate taking device, and the first cover plate taking device, the first cover plate turning device, the visual inspection device and the second cover plate taking device are sequentially close to the first turntable;

[0014] The frame is provided with a cover plate loading position for loading cover plates, the first cover plate picking device comprises a first cover plate picking transverse driving mechanism, a first cover plate picking up and down driving mechanism and a first clamping mechanism, the first clamping mechanism is used to clamp the cover plate, the first clamping mechanism is arranged above the cover plate loading position and the first cover plate flipping clamp, the first cover plate picking transverse driving mechanism is connected to the frame, the first cover plate picking up and down driving mechanism is connected to the moving end of the first cover plate picking transverse driving mechanism, the first clamping mechanism is connected to the moving end of the first cover plate picking up and down driving mechanism, the first cover plate picking transverse driving mechanism can drive the first clamping mechanism to move between the cover plate loading position and the first cover plate flipping clamp, and the first cover plate picking up and down driving mechanism can drive the first clamping mechanism to move up and down;

[0015] The first cover flipping device comprises a first cover flipping driving mechanism and a first cover flipping clamp, wherein the first cover flipping driving mechanism is in transmission connection with the first cover flipping clamp, the first cover flipping driving mechanism can drive the first cover flipping clamp to flip up and down, the first cover picking device is used to feed the cover with the welding surface facing downward to the first cover flipping clamp, and the first cover flipping clamp and the first cover flipping driving mechanism are used to flip the cover to the welding surface facing upward;

[0016] The visual detection device is used to detect the angle of the cover plate from the bottom to the top;

[0017] The second cover plate picking device is used to feed the cover plate with the welding surface facing upward on the first cover plate flip clamp to the corresponding jig. The second cover plate picking device includes a second cover plate picking transverse driving mechanism, a second cover plate picking up and down driving mechanism, an angle rotation driving mechanism and a second clamping mechanism. The second clamping mechanism is used to clamp the cover plate. The second clamping mechanism is arranged above the first cover plate flip clamp, the visual inspection device and the corresponding jig. The second cover plate picking transverse driving mechanism is connected to the frame. The second cover plate picking up and down driving mechanism is connected to the moving end of the second cover plate picking transverse driving mechanism. The angle rotation drive mechanism is connected to the moving end of the second cover plate material picking up and down drive mechanism, the second clamping mechanism is connected to the moving end of the angle rotation drive mechanism, the second cover plate material picking up and down drive mechanism can drive the angle rotation drive mechanism and the second clamping mechanism to move between the first cover plate flip clamp, the visual inspection device and the jig, the second cover plate material picking up and down drive mechanism can drive the angle rotation drive mechanism and the second clamping mechanism to move up and down, the angle rotation drive mechanism can drive the second clamping mechanism to rotate laterally, and the angle rotation drive mechanism is connected to the visual inspection device signal.

[0018] Preferably, the frame is provided with an upper connecting piece upper material position for upper connecting piece loading, the upper connecting piece loading device comprises an upper connecting piece material taking transverse driving mechanism, an upper connecting piece material taking up and down driving mechanism and a sucker, the sucker is used to suck the upper connecting piece, the sucker is arranged above the upper connecting piece material position and the corresponding jig, the upper connecting piece material taking up and down driving mechanism is connected to the frame, the upper connecting piece material taking transverse driving mechanism is connected to the moving end of the upper connecting piece material taking up and down driving mechanism, the sucker is connected to the moving end of the upper connecting piece material taking transverse driving mechanism, the upper connecting piece material taking transverse driving mechanism can drive the sucker to move between the upper connecting piece material position and the jig, and the upper connecting piece material taking up and down driving mechanism can drive the sucker to move up and down;

[0019] The upper connecting piece loading device also includes a third turntable device, and the third turntable device includes a third rotation drive mechanism and a third turntable. The third rotation drive mechanism is transmission-connected to the third turntable, and the third rotation drive mechanism can drive the third turntable to rotate horizontally. The third turntable is provided with at least two clip-type loaders circumferentially evenly distributed along the axis of the third turntable, and the clip-type loaders can stack multiple upper connecting pieces and send out upper connecting pieces one by one. The third turntable can drive the clip-type loaders to rotate through the upper connecting piece loading position, and the suction device can suck the single upper connecting piece sent out by the clip-type loaders.

[0020] Preferably, the transfer device comprises a transfer lateral drive mechanism, a transfer up-and-down drive mechanism, a transfer telescopic drive mechanism, a transfer flipping drive mechanism and a transfer clamping mechanism, the transfer clamping mechanism is used to clamp the middle part of the upper connecting plate after the cover plate is welded, and the transfer clamping mechanism is arranged above the corresponding jig and the corresponding positioning fixture;

[0021] The transfer transverse driving mechanism is connected to the frame, the transfer up and down driving mechanism is connected to the moving end of the transfer transverse driving mechanism, the transfer telescopic driving mechanism is connected to the moving end of the transfer up and down driving mechanism, the transfer flipping driving mechanism is connected to the moving end of the transfer telescopic driving mechanism, and the transfer clamping mechanism is connected to the moving end of the transfer flipping driving mechanism. The transfer transverse driving mechanism can drive the transfer clamping mechanism to move between the fixture and the positioning fixture, the transfer up and down driving mechanism can drive the transfer clamping mechanism to move up and down, the transfer telescopic driving mechanism can drive the transfer clamping mechanism to move laterally in a direction close to or away from the fixture, and the transfer flipping driving mechanism can drive the transfer clamping mechanism to flip up and down, thereby flipping the upper connecting piece and the cover plate;

[0022] The jig is provided with a transfer clamping avoidance groove, which can clear the lower side of the middle part of the upper connecting piece and allow the transfer clamping mechanism to move in and out horizontally.

[0023] Preferably, the core loading device comprises a core loading and conveying device and a core loading and placing device;

[0024] The core loading and conveying device comprises a core storage turntable and a core conveying straight vibration track, the upper side of the core storage turntable is provided with a guide plate, the core storage turntable is connected to the head end of the core conveying straight vibration track, the core storage turntable can store a plurality of cores and rotate and cooperate with the guide plate to convey the cores to the core conveying straight vibration track in sequence, and the core conveying straight vibration track is used to convey the cores to the core loading and placing device in sequence;

[0025] The core loading and placing device comprises an upper and lower driving mechanism for core loading, a transverse driving mechanism for core loading and a core loading clamping mechanism, wherein the core loading clamping mechanism is used to clamp the core, and the core loading clamping mechanism is arranged at the end of the core conveying straight vibration track and above the corresponding positioning fixture, the core loading upper and lower driving mechanism is connected to the frame, the core loading transverse driving mechanism is connected to the moving end of the core loading upper and lower driving mechanism, the core loading clamping mechanism is connected to the moving end of the core loading transverse driving mechanism, the core loading transverse driving mechanism can drive the core loading clamping mechanism to move between the core conveying straight vibration track and the positioning fixture, and the core loading upper and lower driving mechanism can drive the core loading clamping mechanism to move up and down;

[0026] The lower connecting piece feeding device comprises a lower connecting piece feeding conveying device and a lower connecting piece feeding and placing device;

[0027] The lower connecting piece feeding and conveying device comprises a lower connecting piece vibration plate and a lower connecting piece conveying straight vibration track, the lower connecting piece vibration plate is connected to the head end of the lower connecting piece conveying straight vibration track, the lower connecting piece vibration plate can store a plurality of lower connecting pieces and convey the lower connecting pieces to the lower connecting piece conveying straight vibration track in sequence, and the lower connecting piece conveying straight vibration track is used to convey the lower connecting pieces to the lower connecting piece feeding and placing device in sequence;

[0028] The lower connecting piece feeding and placing device includes an upper and lower driving mechanism for feeding the lower connecting piece, a lower connecting piece feeding transverse driving mechanism and a lower connecting piece feeding clamping mechanism, wherein the lower connecting piece feeding clamping mechanism is used to clamp the lower connecting piece, and the lower connecting piece feeding clamping mechanism is arranged at the end of the lower connecting piece conveying straight vibration track and above the corresponding positioning fixture, the lower connecting piece feeding upper and lower driving mechanism is connected to the frame, the lower connecting piece feeding transverse driving mechanism is connected to the moving end of the lower connecting piece feeding upper and lower driving mechanism, and the lower connecting piece feeding clamping mechanism is connected to the moving end of the lower connecting piece feeding transverse driving mechanism, the lower connecting piece feeding transverse driving mechanism can drive the lower connecting piece feeding clamping mechanism to move between the lower connecting piece conveying straight vibration track and the positioning fixture, and the lower connecting piece feeding upper and lower driving mechanism can drive the lower connecting piece feeding clamping mechanism to move up and down.

[0029] Preferably, the core flipping device includes a core flipping up and down driving mechanism, a core flipping driving mechanism and a core flipping clamp, the core flipping up and down driving mechanism is connected to the frame, the core flipping driving mechanism and the core flipping clamp are arranged on the moving end of the core flipping up and down driving mechanism, the core flipping up and down driving mechanism can drive the core flipping driving mechanism and the core flipping clamp to move up and down, the core flipping driving mechanism is transmission-connected with the core flipping clamp, the core flipping driving mechanism can drive the core flipping clamp to flip up and down, the core flipping clamp is arranged on the upper side of the corresponding positioning fixture, the core flipping clamp and the core flipping driving mechanism are used to flip the welded core and the lower connecting plate up and down.

[0030] Preferably, the bending device comprises a bending drive mechanism and a bending piece, the bending piece is in transmission connection with the bending drive mechanism, the bending drive mechanism can drive the bending piece to tilt in a direction close to or away from the upper side of the corresponding positioning fixture, and the bending piece can lift up and bend the upper connecting piece located on the outer side of the core body when moving toward the upper side of the positioning fixture;

[0031] The bending device also includes a bending and clamping device, which includes a bending and clamping drive mechanism and a bending and clamping piece. The bending and clamping piece is arranged on the upper side of the corresponding positioning fixture, and the bending and clamping piece is transmission-connected to the bending and clamping drive mechanism. The bending and clamping drive mechanism can drive the bending and clamping piece to move in the up and down directions. When the bending and clamping piece moves downward, it can press on the upper side of the core body and the upper connecting plate.

[0032] Preferably, the jig is provided with a cover plate positioning groove and an upper connecting piece positioning groove, the cover plate positioning groove is used to place and position the cover plate, the upper connecting piece positioning groove is used to place and position the upper connecting piece, and the jig is further provided with a positioning spring top bead, the positioning spring top bead is arranged on the side wall of the cover plate positioning groove, and the positioning spring top bead can press the side of the cover plate placed in the cover plate positioning groove;

[0033] The positioning fixture comprises a clamping drive unit and two clamping blocks, a first supporting plate is provided on the lower side of the clamping block, the first supporting plate is used to support the core body on the lower side, a clamping groove is provided on the upper side of the first supporting plate, the clamping grooves of the two clamping blocks are arranged opposite to each other and can place the core body, the clamping drive unit is in transmission connection with the clamping block, and the clamping drive unit can drive the two clamping blocks to move closer to each other to clamp the core body or move away from each other to release the core body;

[0034] The positioning fixture also includes a second supporting plate, which is fixedly connected to the clamping drive unit, and the second supporting plate is arranged on the upper side of the clamping block away from the middle of the second turntable. The second supporting plate is provided with a supporting positioning groove, and the supporting positioning groove is used to support and position the side of the upper connecting piece located on the outside of the core body. The second supporting plate is provided with an avoidance groove, which passes through from top to bottom and is connected to the supporting positioning groove, and the avoidance groove is matched with the position of the bending part, and the bending part can pass through the avoidance groove.

[0035] Preferably, the frame is further provided with a first welding clamping device, which is arranged at the lower side of the first laser welding device, and comprises a first welding clamping driving mechanism and a first welding clamping piece, the first welding clamping driving mechanism is transmission-connected with the first welding clamping piece, the first welding clamping driving mechanism can drive the first welding clamping piece to move up and down, the first welding clamping piece is arranged at the upper side of the corresponding jig, the first welding clamping piece is used to press the upper connecting piece and the cover plate downward during welding, and the first welding clamping piece is provided with a first welding through hole for leaving the welding position;

[0036] The frame is also provided with a second welding clamping device, which is arranged at the lower side of the second laser welding device, and the second welding clamping device includes a second welding clamping driving mechanism and a second welding clamping piece, the second welding clamping driving mechanism is transmission-connected with the second welding clamping piece, the second welding clamping driving mechanism can drive the second welding clamping piece to move up and down, the second welding clamping piece is arranged at the upper side of the corresponding positioning fixture, the second welding clamping piece is used to press the lower connecting piece and the core downward during welding, and the second welding clamping piece is provided with a second welding through hole to clear the welding position;

[0037] The frame is also provided with a third welding clamping device, which is arranged on the lower side of the third laser welding device. The third welding clamping device includes a third welding clamping driving mechanism and a third welding clamping piece. The third welding clamping driving mechanism is transmission-connected to the third welding clamping piece. The third welding clamping driving mechanism can drive the third welding clamping piece to move up and down. The third welding clamping piece is arranged on the upper side of the corresponding positioning fixture. The third welding clamping piece is used to press the upper connecting plate and the core body downward during welding. The third welding clamping piece is provided with a third welding through hole to make way for the welding position.

[0038] Preferably, the automatic assembly welding machine further comprises a tape rolling device and a transfer fixture, the tape rolling device and the transfer fixture are respectively away from the second turntable, and a material unloading position is further provided on the frame, and the material unloading position is provided on a side of the transfer fixture away from the second turntable;

[0039] The material unloading and handling device comprises a first material unloading device and a second material unloading device;

[0040] The first material unloading device comprises a first material unloading transverse driving mechanism, a first material unloading up and down driving mechanism and two first material unloading clamping mechanisms, the first material unloading transverse driving mechanism is connected to the frame, the first material unloading up and down driving mechanism is connected to the moving end of the first material unloading transverse driving mechanism, the first material unloading clamping mechanism is connected to the moving end of the first material unloading up and down driving mechanism, the first material unloading up and down driving mechanism can drive the first material unloading clamping mechanism to move up and down, the two first material unloading clamping mechanisms are arranged along the arrangement direction of the adhesive tape device and the transfer fixture, the first material unloading clamping mechanism close to the second turntable is arranged above the adhesive tape device and the corresponding positioning fixture, the first material unloading clamping mechanism away from the second turntable is arranged above the adhesive tape device and the transfer fixture, the first material unloading transverse driving mechanism can drive the first material unloading clamping mechanism close to the second turntable to move between the positioning fixture and the adhesive tape device, and drive the first material unloading clamping mechanism away from the second turntable to move between the adhesive tape device and the transfer fixture;

[0041] The tape rolling device is used to wind the tape around the upper side of the core and the outer periphery of the upper connecting piece, and the transfer fixture is used to place the core after being wound with the tape;

[0042] The second material unloading device includes a second material unloading transverse driving mechanism, a second material unloading up and down driving mechanism and a second material unloading clamping mechanism. The second material unloading clamping mechanism is arranged above the transfer fixture and the material unloading position. The second material unloading transverse driving mechanism is connected to the frame. The second material unloading up and down driving mechanism is connected to the moving end of the second material unloading transverse driving mechanism. The second material unloading clamping mechanism is connected to the moving end of the second material unloading up and down driving mechanism. The second material unloading transverse driving mechanism can drive the second material unloading clamping mechanism to move between the transfer fixture and the material unloading position. The second material unloading up and down driving mechanism can drive the second material unloading clamping mechanism to move up and down. BRIEF DESCRIPTION OF THE DRAWINGS

[0043] Figure 1 It is a top view structural schematic diagram of the automatic assembly welding machine of the present invention;

[0044] Figure 2 It is a schematic diagram of the top view of the structure of the first turntable device, the cover plate feeding device, the upper connecting piece feeding device, the first laser welding device and the transfer device of the present invention;

[0045] Figure 3 It is a front view structural schematic diagram of the first turntable device, the cover plate feeding device and the upper connecting piece feeding device of the present invention;

[0046] Figure 4 It is a schematic diagram of the structure when a cover plate is placed on the jig of the present invention;

[0047] Figure 5 It is a schematic diagram of the structure when a cover plate and an upper connecting plate are placed on the jig of the present invention;

[0048] Figure 6 It is a structural schematic diagram of the first cover plate turning device of the present invention;

[0049] Figure 7 It is a schematic diagram of the structure of the sucker of the present invention when sucking the upper connecting piece;

[0050] Figure 8 It is a front view structural schematic diagram of the first laser welding device of the present invention during welding;

[0051] Fig. 9 It is a structural schematic diagram of the process of the transfer and flipping driving mechanism and the transfer and clamping mechanism of the present invention flipping the upper connecting piece;

[0052] Fig.10 It is a structural schematic diagram of the core loading and placing device of the present invention;

[0053] Fig.11 This is a schematic diagram of the structure when the core is loaded onto the positioning fixture in the present invention;

[0054] Fig.12 This is a schematic diagram of the structure when the lower connecting piece is loaded onto the core body in the present invention;

[0055] Fig.13 This is a schematic diagram of the structure of the upper connecting piece and the cover plate after welding when they are loaded onto the core body in the present invention;

[0056] Fig.14 This is a schematic diagram of the structure of the present invention when the clamping block clamps the core body, the bending and pressing member presses the upper side of the core body, and the bending member is not bent;

[0057] Fig.15 This is a schematic diagram of the structure of the present invention when the bending member pushes up the bent upper connecting piece;

[0058] Fig.16 It is a schematic diagram of the structure of the positioning fixture and the upper connecting piece after being bent;

[0059] Fig.17 It is a structural schematic diagram of the bending and pressing member, the detection conductive block and the detection power supply detection core in the present invention;

[0060] Fig.18 It is a structural schematic diagram of the first feeding device of the present invention;

[0061] Fig.19 It is a structural schematic diagram of the adhesive tape rolling device of the present invention;

[0062] Fig. 20 It is a schematic diagram of the structure after the core body, upper connecting piece, cover plate, lower connecting piece and adhesive tape of the present invention are assembled. DETAILED DESCRIPTION

[0063] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the present invention.

[0064] It should be noted that if the embodiments of the present invention involve directional indications, such as up, down, left, right, front, back, etc., then the directional indications are only used to explain the relative position relationship, movement status, etc. between the components in a certain specific posture. If the specific posture changes, the directional indication will also change accordingly.

[0065] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the present invention, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or suggesting their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of technical personnel in this field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

[0066] like Figures 1 to 20 As shown, an automatic assembly welding machine for supercapacitors includes a frame 1, on which a first turntable device 11 and a second turntable device 12 are provided, the first turntable device 11 includes a first rotation drive mechanism 111 and a first turntable 112, the first rotation drive mechanism 111 is transmission-connected to the first turntable 112, the first rotation drive mechanism 111 can drive the first turntable 112 to rotate horizontally, the first turntable 112 is provided with a plurality of jigs 113 uniformly distributed along the circumferential direction of the axis of the first turntable 112, and the number of the jigs 113 in this embodiment is four. The second turntable device 12 includes a second rotation drive mechanism and a second turntable 122, the second rotation drive mechanism is transmission-connected to the second turntable 122, the second rotation drive mechanism can drive the second turntable 122 to rotate horizontally, the second turntable 122 is provided with a plurality of positioning fixtures 123 uniformly distributed along the circumferential direction of the axis of the second turntable 122, and the number of the positioning fixtures 123 in this embodiment is eight.

[0067] The frame 1 is also provided with a cover plate feeding device 21, an upper connecting piece feeding device 31, a first laser welding device 32 and a transfer device 41. The cover plate feeding device 21, the upper connecting piece feeding device 31, the first laser welding device 32 and the transfer device 41 are arranged in sequence on the outer periphery of the first turntable 112, and a plurality of jigs 113 are respectively arranged corresponding to the positions of the cover plate feeding device 21, the upper connecting piece feeding device 31, the first laser welding device 32 and the transfer device 41. The cover plate feeding device 21 is used to feed the cover plate 93 onto the empty jig 113, the upper connecting piece feeding device 31 is used to feed the upper connecting piece 92 onto the jig 113 with the cover plate 93 placed thereon, the first laser welding device 32 is used to weld the cover plate 93 and the upper connecting piece 92 on the jig 113, and the transfer device 41 is arranged between the first turntable 112 and the second turntable 122.

[0068] The frame 1 is also provided with a core loading device 51, a lower connecting piece loading device 52, a second laser welding device 61, a core turning device 62, a third laser welding device 63, a bending device 71 and a blanking and handling device 81. The core loading device 51, the lower connecting piece loading device 52, the second laser welding device 61, the core turning device 62, the transfer device 41, the third laser welding device 63, the bending device 71 and the blanking and handling device 81 are sequentially arranged on the outer periphery of the second turntable 122. A plurality of positioning fixtures 123 are respectively arranged corresponding to the positions of the core loading device 51, the lower connecting piece loading device 52, the second laser welding device 61, the core turning device 62, the transfer device 41, the third laser welding device 63, the bending device 71 and the blanking and handling device 81. The core loading device 51 is used to load the core 91 onto the empty positioning fixture 123, and the lower connecting piece loading device The device 52 is used to load the lower connecting piece 94 onto the positioning fixture 123 on which the core body 91 is placed, the second laser welding device 61 is used to weld the lower connecting piece 94 and the core body 91 on the positioning fixture 123, the core body flipping device 62 is used to flip the welded lower connecting piece 94 and the core body 91 on the positioning fixture 123, the transfer device 41 is used to take out the welded cover plate 93 and the upper connecting piece 92 from the jig 113 and move them to the positioning fixture 123 on which the flipped core body 91 is placed, the third laser welding device 63 is used to weld the upper connecting piece 92 and the core body 91 on the positioning fixture 123, the bending device 71 is used to bend the welded upper connecting piece 92 on the positioning fixture 123, and the blanking and handling device 81 is used to take out the bent core body 91, the lower connecting piece 94, the upper connecting piece 92 and the cover plate 93 from the positioning fixture 123.

[0069] The first rotating drive mechanism 111 drives the first rotating disk 112 and the plurality of jigs 113 to rotate, and the plurality of jigs 113 sequentially pass through the cover plate feeding device 21, the upper connecting piece feeding device 31, the first laser welding device 32 and the transfer device 41. First, the cover plate feeding device 21 can automatically feed the cover plate 93 onto the empty jig 113, referring to Figure 4 Then, the jig 113 with the cover plate 93 is rotated to the position of the upper connecting piece feeding device 31, and the upper connecting piece feeding device 31 can automatically feed the upper connecting piece 92 to the jig 113, and the upper connecting piece 92 is attached to the upper side of the cover plate 93, referring to Figure 5; Then, the jig 113 with the cover plate 93 and the upper connecting piece 92 is rotated to the position of the first laser welding device 32, and the first laser welding device 32 automatically welds the cover plate 93 and the upper connecting piece 92; then, the jig 113 with the welded cover plate 93 and the upper connecting piece 92 is rotated to the position of the transfer device 41, and the transfer device 41 automatically takes the welded cover plate 93 and the upper connecting piece 92 out of the jig 113 and transfers them to the positioning fixture 123 on the second turntable 122, and the empty jig 113 is rotated to the position of the cover plate loading device 21 to continue the loading and assembly welding of the next cover plate 93 and the upper connecting piece 92.

[0070] The second rotating drive mechanism drives the second turntable 122 and the plurality of positioning fixtures 123 to rotate, and the plurality of positioning fixtures 123 sequentially pass through the core loading device 51, the lower connecting piece loading device 52, the second laser welding device 61, the core turning device 62, the transfer device 41, the third laser welding device 63, the bending device 71 and the unloading and handling device 81. First, the core loading device 51 can automatically load the core 91 vertically onto the empty positioning fixture 123, referring to Fig.11 Then, the positioning fixture 123 with the core 91 is rotated to the position of the lower connecting piece feeding device 52, and the lower connecting piece feeding device 52 can automatically feed the lower connecting piece 94 to the positioning fixture 123, and the lower connecting piece 94 is attached to the upper side of the core 91, referring to Fig.12 ; Then, the positioning fixture 123 with the core 91 and the lower connecting piece 94 is rotated to the position of the second laser welding device 61, and the second laser welding device 61 automatically welds the core 91 and the lower connecting piece 94; Then, the positioning fixture 123 with the welded core 91 and the lower connecting piece 94 is rotated to the position of the core turning device 62, and the core turning device 62 can turn the core 91 and the lower connecting piece 94 so that the lower connecting piece 94 is on the lower side of the core 91; Then, the positioning fixture 123 with the turned core 91 and the lower connecting piece 94 is rotated to the position of the transfer device 41, and the transfer device 41 loads the welded cover plate 93 and the upper connecting piece 92 onto the positioning fixture 123, and the upper connecting piece 92 is attached to the upper side of the core 91, with reference to Fig.13 Then, the positioning fixture 123 with the core 91, the lower connecting piece 94, the cover plate 93 and the upper connecting piece 92 is rotated to the position of the third laser welding device 63, and the third laser welding device 63 automatically welds the core 91 and the upper connecting piece 92; Then, the positioning fixture 123 with the welded core 91, the lower connecting piece 94, the cover plate 93 and the upper connecting piece 92 is rotated to the position of the bending device 71, and the bending device 71 bends the upper connecting piece 92, referring to Fig.16; Finally, the positioning fixture 123 with the bent core 91, lower connecting piece 94, cover plate 93 and upper connecting piece 92 is rotated to the position of the unloading and conveying device 81, and the unloading and conveying device 81 takes out the assembled core 91, lower connecting piece 94, cover plate 93 and upper connecting piece 92 from the positioning fixture 123 for unloading, and the empty positioning fixture 123 is then rotated to the position of the core loading device 51 to continue the next loading and assembly welding.

[0071] The present invention realizes automatic loading, assembly, welding and unloading of the cover plate 93, the upper connecting piece 92, the core body 91 and the lower connecting piece 94 by setting a first turntable device 11, a second turntable device 12, a cover plate loading device 21, an upper connecting piece loading device 31, a first laser welding device 32 and a transfer device 41, as well as setting a core body loading device 51, a lower connecting piece loading device 52, a second laser welding device 61, a core body flipping device 62, a third laser welding device 63, a bending device 71 and a material unloading and handling device 81. No manual operation is required during the process, which reduces labor intensity. In addition, multiple jigs 113 and multiple positioning fixtures 123 rotate to switch different positions and work simultaneously, which can improve the assembly and welding efficiency.

[0072] The first rotation drive mechanism 111 can use a motor and a divider to drive the first rotating disk 112 to rotate and position and stop, or a servo motor to drive the first rotating disk 112. The second rotation drive mechanism can use a motor and a divider to drive the second rotating disk 122 to rotate and position and stop, or a servo motor to drive the second rotating disk 122.

[0073] In some specific embodiments, referring to Figure 2 and Figure 3 The cover plate feeding device 21 includes a first cover plate taking device 211, a first cover plate turning device 212, a visual inspection device 214, and a second cover plate taking device 213. The first cover plate taking device 211, the first cover plate turning device 212, the visual inspection device 214, and the second cover plate taking device 213 are close to the first turntable 112 in sequence;

[0074] The frame 1 is provided with a cover plate loading position for loading the cover plate 93, the first cover plate picking device 211 includes a first cover plate picking transverse driving mechanism 2111, a first cover plate picking up and down driving mechanism 2112 and a first clamping mechanism 2113, the first clamping mechanism 2113 is used to clamp the cover plate 93, the first clamping mechanism 2113 is arranged above the cover plate loading position and the first cover plate flip clamp 2122, the first cover plate picking transverse driving mechanism 2111 is connected to the frame 1, and the first cover plate The material taking up and down driving mechanism 2112 is connected to the moving end of the first cover plate material taking transverse driving mechanism 2111, and the first clamping mechanism 2113 is connected to the moving end of the first cover plate material taking up and down driving mechanism 2112. The first cover plate material taking transverse driving mechanism 2111 can drive the first clamping mechanism 2113 to move between the material position on the cover plate and the first cover plate flip clamp 2122, and the first cover plate material taking up and down driving mechanism 2112 can drive the first clamping mechanism 2113 to move up and down;

[0075] The first cover flipping device 212 includes a first cover flipping driving mechanism 2121 and a first cover flipping clamp 2122. The first cover flipping driving mechanism 2121 is in transmission connection with the first cover flipping clamp 2122. The first cover flipping driving mechanism 2121 can drive the first cover flipping clamp 2122 to flip up and down. The first cover picking device 211 is used to feed the cover 93 with the welding surface facing downward to the first cover flipping clamp 2122. The first cover flipping clamp 2122 and the first cover flipping driving mechanism 2121 are used to flip the cover 93 to the welding surface facing upward.

[0076] The visual detection device 214 is used to detect the angle of the cover plate 93 from the bottom to the top;

[0077] The second cover plate picking device 213 is used to load the cover plate 93 with the welding surface facing upward on the first cover plate flip clamp 2122 to the corresponding fixture 113. The second cover plate picking device 213 includes a second cover plate picking transverse driving mechanism 2131, a second cover plate picking up and down driving mechanism 2132, an angle rotation driving mechanism 2133 and a second clamping mechanism 2134. The second clamping mechanism 2134 is used to clamp the cover plate 93. The second clamping mechanism 2134 is arranged above the first cover plate flip clamp 2122, the visual inspection device 214 and the corresponding fixture 113. The second cover plate picking transverse driving mechanism 2131 is connected to the frame 1, and the second cover plate picking up and down driving mechanism 2132 is connected to the moving end of the second cover plate picking transverse driving mechanism 2131. The angle rotation drive mechanism 2133 is connected to the moving end of the second cover plate material picking up and down drive mechanism 2132, the second clamping mechanism 2134 is connected to the moving end of the angle rotation drive mechanism 2133, the second cover plate material picking up and down drive mechanism 2131 can drive the angle rotation drive mechanism 2133 and the second clamping mechanism 2134 to move between the first cover plate flip clamp 2122, the visual inspection device 214 and the fixture 113, the second cover plate material picking up and down drive mechanism 2132 can drive the angle rotation drive mechanism 2133 and the second clamping mechanism 2134 to move up and down, the angle rotation drive mechanism 2133 can drive the second clamping mechanism 2134 to rotate horizontally, and the angle rotation drive mechanism 2133 is connected to the visual inspection device 214 signal.

[0078] The cover plate 93 is fed from the cover plate feeding position. When the welding surface of the cover plate 93 faces downward, it needs to be turned over so that the welding surface faces upward before it can be welded with the upper connecting piece 92. The first cover plate taking device 211 feeds the cover plate 93 with the welding surface facing downward to the first cover plate turning clamp 2122. When taking the cover plate 93, the first cover plate taking transverse driving mechanism 2111 drives the first cover plate taking up and down driving mechanism 2112 and the first clamping mechanism 2113 to move transversely to the cover plate feeding position, and then the first cover plate taking up and down driving mechanism 2112 drives the first clamping mechanism 2113 to move downward, and the first clamping mechanism 2113 clamps the cover plate 93, and then the first cover plate taking up and down driving mechanism 2112 drives the first The clamping mechanism 2113 and the cover plate 93 move upward; then the first cover plate material taking horizontal driving mechanism 2111 drives the first cover plate material taking up and down driving mechanism 2112 and the first clamping mechanism 2113 to move horizontally toward the first cover plate flipping clamp 2122, the first clamping mechanism 2113 moves downward, the first cover plate flipping clamp 2122 clamps the cover plate 93, and the first clamping mechanism 2113 releases the cover plate 93 and moves away; then the first cover plate flipping driving mechanism 2121 drives the first cover plate flipping clamp 2122 and the cover plate 93 to flip up and down, refer to Figure 6, so that the welding surface of the cover plate 93 faces upward; then the second cover plate picking device 213 takes out the cover plate 93 from the first cover plate flip clamp 2122. There is an angular correspondence between the cover plate 93 and the upper connecting plate 92. When loading, the angle of the cover plate 93 is first detected and adjusted to prevent the position of the conductive part 931 in the cover plate 93 from deviating from the welding position. After the second clamping mechanism 2134 clamps the cover plate 93 from the first cover plate flip clamp 2122, it moves to the upper side of the visual inspection device 214. The visual inspection device 214 detects the offset angle of the cover plate 93. The angle rotation drive mechanism 2133 drives the second clamping mechanism 2134 and the cover plate 93 to rotate the corresponding correction angle according to the offset angle, and then puts the cover plate 93 on the jig 113, refer to Figure 4 , thereby ensuring that the loaded cover plate 93 is at the correct angle, avoiding the cover plate 93 and the upper connecting piece 92 from having an incorrect corresponding angle, which would affect the assembly of the supercapacitor.

[0079] The lateral direction referred to by the first cover plate material picking transverse driving mechanism 2111 can be a lateral movement in one direction, or it can be a lateral movement formed by setting the X direction and the Y direction together. The first cover plate material picking transverse driving mechanism 2111 and the first cover plate material picking up and down driving mechanism 2112 can adopt linear motion modules such as screw rods, gear racks, synchronous wheels and synchronous belts. The angle rotation driving mechanism 2133 can adopt a servo motor, and the second clamping mechanism 2134 can adopt a clamping claw cylinder or an electric clamping claw. The lateral direction referred to by the second cover plate material picking transverse driving mechanism 2131 can be a lateral movement in one direction, or it can be a lateral movement formed by setting the X direction and the Y direction together. The second cover plate material picking transverse driving mechanism 2131 and the second cover plate material picking up and down driving mechanism 2132 can adopt linear motion modules such as screw rods, gear racks, synchronous wheels and synchronous belts. The visual detection device 214 is specifically a camera, which uses the image recognition function to identify the position of the electrode, so that the current angle of the cover plate 93 can be known.

[0080] Furthermore, a loading tray 15 placement position is provided on the cover plate loading position, and the loading tray 15 placement position is used to place a loading tray 15 that can store multiple cover plates 93. The loading tray 15 can store multiple cover plates 93, which is convenient for the incoming materials of the cover plates 93. After the loading tray 15 is placed in the loading tray 15 placement position, the first cover plate taking device 211 can take out the cover plates 93 in multiple times. It only needs to regularly replace the empty loading tray 15 and the loading tray 15 storing the cover plates 93 to realize the automatic continuous loading of multiple cover plates 93.

[0081] In some specific embodiments, the frame 1 is provided with an upper connecting piece loading position for loading the upper connecting piece 92, and the upper connecting piece loading device 31 includes an upper connecting piece material taking transverse driving mechanism 311, an upper connecting piece material taking up and down driving mechanism 312 and a sucker 313, the sucker 313 is used to suck the upper connecting piece 92, the sucker 313 is arranged above the upper connecting piece material position and the corresponding fixture 113, the upper connecting piece material taking up and down driving mechanism 312 is connected to the frame 1, the upper connecting piece material taking transverse driving mechanism 311 is connected to the moving end of the upper connecting piece material taking up and down driving mechanism 312, the sucker 313 is connected to the moving end of the upper connecting piece material taking transverse driving mechanism 311, the upper connecting piece material taking transverse driving mechanism 311 can drive the sucker 313 to move between the upper connecting piece material position and the fixture 113, and the upper connecting piece material taking The upper and lower driving mechanism 312 can drive the suction device 313 to move up and down; the upper connecting piece loading device 31 also includes a third turntable device 314, and the third turntable device 314 includes a third rotation driving mechanism 3141 and a third turntable 3142. The third rotation driving mechanism 3141 is transmission-connected to the third turntable 3142, and the third rotation driving mechanism 3141 can drive the third turntable 3142 to rotate horizontally. The third turntable 3142 is provided with at least two clip-type loaders 315 uniformly distributed circumferentially along the axis of the third turntable 3142. The clip-type loaders 315 can stack multiple upper connecting pieces 92 and send out the upper connecting pieces 92 one by one. The third turntable 3142 can drive the clip-type loaders 315 to rotate through the upper connecting piece loading position, and the suction device 313 can absorb a single upper connecting piece 92 sent out by the clip-type loaders 315.

[0082] The upper connecting piece 92 is fed from the upper material position of the upper connecting piece. After the upper connecting piece material taking transverse driving mechanism 311 drives the sucker 313 to move to the upper material position of the upper connecting piece, the sucker 313 sucks up the upper connecting piece 92 downwards. Figure 7 , then move the upper connecting piece 92 to the fixture 113, refer to Figure 5, realizing automatic loading of the upper connecting piece 92. Since the upper connecting piece 92 is relatively thin, it is better to take and place the upper connecting piece 92 by suction, and the upper connecting piece 92 will not be deformed. The sucker 313 can use a suction nozzle to connect the vacuum generator, and the suction nozzle is attached to the upper connecting piece 92. When the vacuum generator works, the suction nozzle generates negative pressure to suck the upper connecting piece 92. The lateral direction referred to by the upper connecting piece material taking transverse driving mechanism 311 can be a lateral movement in one direction, or it can be a lateral movement formed by setting the X direction and the Y direction together. The upper connecting piece material taking transverse driving mechanism 311 and the upper connecting piece material taking up and down driving mechanism 312 can use cylinders, or linear motion modules such as screw rods, gear racks, synchronous wheels and synchronous belts. The clip-type feeder 315 is a prior art. The clip-type feeder 315 is provided with a feeding trough matching the shape of the upper connecting piece 92. Multiple upper connecting pieces 92 can be stacked in the feeding trough. The upper connecting piece 92 at the bottom is sent out. Specifically, the upper connecting piece 92 at the bottom falls into a feeding trough of a slide and is sent out with the movement of the slide. After being sent out, it is sucked by the sucker 313, which facilitates the single continuous feeding of the upper connecting piece 92. The third rotating drive mechanism 3141 can use a motor and a divider to drive the third turntable 3142 to rotate and position and pause, or a servo motor can be used to drive the third turntable 3142. At least two clip-type feeders 315 are arranged on the third turntable 3142. When one clip-type feeder 315 rotates to the upper connecting piece feeding position, the other clip-type feeders 315 are in a non-working state and away from the working position, which can facilitate the replenishment of the upper connecting piece 92 in the other clip-type feeders 315.

[0083] In some specific embodiments, the transfer device 41 includes a transfer lateral drive mechanism, a transfer up-and-down drive mechanism, a transfer telescopic drive mechanism, a transfer flip drive mechanism 414 and a transfer clamping mechanism 415. The transfer clamping mechanism 415 is used to clamp the middle part of the upper connecting piece 92 after the cover plate 93 is welded. The transfer clamping mechanism 415 is arranged above the corresponding jig 113 and the corresponding positioning fixture 123.

[0084] The transfer transverse drive mechanism is connected to the frame 1, the transfer up and down drive mechanism is connected to the moving end of the transfer transverse drive mechanism, the transfer telescopic drive mechanism is connected to the moving end of the transfer up and down drive mechanism, the transfer flip drive mechanism 414 is connected to the moving end of the transfer telescopic drive mechanism, and the transfer clamping mechanism 415 is connected to the moving end of the transfer flip drive mechanism 414. The transfer transverse drive mechanism can drive the transfer clamping mechanism 415 to move between the fixture 113 and the positioning fixture 123, the transfer up and down drive mechanism can drive the transfer clamping mechanism 415 to move up and down, the transfer telescopic drive mechanism can drive the transfer clamping mechanism 415 to move laterally in the direction of approaching or moving away from the fixture 113, and the transfer flip drive mechanism 414 can drive the transfer clamping mechanism 415 to flip up and down, thereby flipping the upper connecting piece 92 and the cover plate 93; the fixture 113 is provided with a transfer clamping avoidance groove 1135, and the transfer clamping avoidance groove 1135 can make way for the lower side of the middle part of the upper connecting piece 92 and allow the transfer clamping mechanism 415 to enter and exit laterally.

[0085] The welded upper connecting piece 92 and the cover plate 93 rotate to the transfer device 41. After the transfer lateral drive mechanism drives the transfer clamping mechanism 415 to move to the upper side of the fixture 113, the transfer telescopic drive mechanism first drives the transfer clamping mechanism 415 to move laterally away from the fixture 113, so that the transfer clamping mechanism 415 and the fixture 113 are laterally staggered; then the transfer clamping mechanism 415 moves downward to the transfer clamping avoidance groove 1135 directly opposite to the fixture 113, and the transfer telescopic drive mechanism drives the transfer clamping mechanism 415 to approach the fixture 113, and the lower side of the transfer clamping mechanism 415 enters the transfer clamping avoidance groove 1135, referring to Fig. 9 a, the transfer clamping mechanism 415 clamps the upper and lower sides of the middle of the upper connecting piece 92 and moves upward, thereby clamping the welded upper connecting piece 92 and the cover plate 93; then the transfer flip driving mechanism 414 drives the transfer clamping mechanism 415 to flip up and down, so that the upper connecting piece 92 and the cover plate 93 are flipped, refer to Fig. 9 b, when the upper connecting piece 92 is welded to the core body 91, the cover plate 93 is on the upper side of the upper connecting piece 92, which is convenient for subsequent assembly; then the welded and turned upper connecting piece 92 and cover plate 93 are moved to the positioning fixture 123 on which the core body 91 is placed, and the side of the upper connecting piece 92 away from the cover plate 93 is attached to the upper side of the core body 91, and the cover plate 93 is on the side away from the middle of the second turntable 122, so that the welded upper connecting piece 92 and cover plate 93 are automatically transferred to the second turntable 122 for assembly and welding. The transfer lateral drive mechanism, the transfer up and down drive mechanism, and the transfer telescopic drive mechanism can use a cylinder, or a linear motion module such as a screw rod, a gear rack, a synchronous wheel and a synchronous belt. The transfer clamping mechanism 415 can use a clamping cylinder or an electric clamping jaw.

[0086] In some specific embodiments, the core loading device 51 includes a core loading and conveying device and a core loading and placing device 514;

[0087] The core loading and conveying device includes a core storage turntable 511 and a core conveying straight vibration track 513. The upper side of the core storage turntable 511 is provided with a guide plate 512. The core storage turntable 511 is connected to the head end of the core conveying straight vibration track 513. The core storage turntable 511 can store a plurality of cores 91 and rotate and cooperate with the guide plate 512 to convey the cores 91 to the core conveying straight vibration track 513 in sequence. The core conveying straight vibration track 513 is used to convey the cores 91 to the core loading and placing device 514 in sequence.

[0088] The core loading and placing device 514 includes a core loading up and down driving mechanism 5141, a core loading lateral driving mechanism 5142 and a core loading clamping mechanism 5143. Fig.10 , the core loading and clamping mechanism 5143 is used to clamp the core 91, the core loading and clamping mechanism 5143 is arranged at the end of the core conveying straight vibration track 513 and above the corresponding positioning fixture 123, the core loading and clamping mechanism 5141 is connected to the frame 1, the core loading and clamping mechanism 5143 is connected to the moving end of the core loading and clamping mechanism 5141, the core loading and clamping mechanism 5143 is connected to the moving end of the core loading and clamping mechanism 5142, the core loading and clamping mechanism 5143 can drive the core loading and clamping mechanism 5143 to move between the core conveying straight vibration track 513 and the positioning fixture 123, and the core loading and clamping mechanism 5141 can drive the core loading and clamping mechanism 5143 to move up and down;

[0089] The lower connecting piece loading device 52 includes a lower connecting piece loading and conveying device and a lower connecting piece loading and placing device 523;

[0090] The lower connecting piece feeding and conveying device comprises a lower connecting piece vibration plate 521 and a lower connecting piece conveying straight vibration track 522. The lower connecting piece vibration plate 521 is connected to the head end of the lower connecting piece conveying straight vibration track 522. The lower connecting piece vibration plate 521 can store a plurality of lower connecting pieces 94 and convey the lower connecting pieces 94 in sequence to the lower connecting piece conveying straight vibration track 522. The lower connecting piece conveying straight vibration track 522 is used to convey the lower connecting pieces 94 in sequence to the lower connecting piece feeding and placing device 523.

[0091] The lower connecting piece loading and placing device 523 includes a lower connecting piece loading up and down driving mechanism, a lower connecting piece 94 loading lateral driving mechanism and a lower connecting piece loading clamping mechanism. The lower connecting piece loading clamping mechanism is used to clamp the lower connecting piece 94. The lower connecting piece loading clamping mechanism is arranged at the end of the lower connecting piece conveying straight vibration track 522 and above the corresponding positioning fixture 123. The lower connecting piece loading up and down driving mechanism is connected to the frame 1, the lower connecting piece 94 loading lateral driving mechanism is connected to the moving end of the lower connecting piece loading up and down driving mechanism, the lower connecting piece loading clamping mechanism is connected to the moving end of the lower connecting piece 94 loading lateral driving mechanism, the lower connecting piece 94 loading lateral driving mechanism can drive the lower connecting piece loading clamping mechanism to move between the lower connecting piece conveying straight vibration track 522 and the positioning fixture 123, and the lower connecting piece loading up and down driving mechanism can drive the lower connecting piece loading clamping mechanism to move up and down.

[0092] A plurality of cores 91 are placed on the core storage turntable 511, and the guide plate 512 gradually extends outward from the middle, and the guide plate 512 specifically extends outward in a spiral shape. When the core storage turntable 511 drives the plurality of cores 91 to rotate, the cores 91 move outward along the guide plate 512 and enter the core conveying straight vibration track 513 in turn, and the core conveying straight vibration track 513 conveys the cores 91 to one side of the core loading and placing device 514; the core loading transverse driving mechanism 5142 drives the core loading clamping mechanism 5143 to move to the upper side of the end of the core conveying straight vibration track 513, and the core loading up and down driving mechanism 5141 drives the core loading clamping mechanism 5143 to move downward and clamp the outermost core 91, and then clamps the core 91 upward and moves it to the positioning fixture 123, puts the core 91 into the positioning fixture 123 and then releases the core 91, refer to Fig.11 , realizing automatic loading of the core body 91.

[0093] Put multiple lower connecting pieces 94 in the lower connecting piece vibration disk 521, the lower connecting piece vibration disk 521 guides the lower connecting pieces 94 to enter the lower connecting piece conveying straight vibration track 522 in sequence, and the lower connecting piece conveying straight vibration track 522 conveys the lower connecting pieces 94 to one side of the lower connecting piece loading and placing device 523; the lower connecting piece 94 loading transverse driving mechanism drives the lower connecting piece loading clamping mechanism to move to the upper side of the end of the lower connecting piece conveying straight vibration track 522, and the lower connecting piece loading up and down driving mechanism drives the lower connecting piece loading clamping mechanism to move downward and clamp the lower connecting piece 94, and then clamps the lower connecting piece 94 upward and moves it to the positioning fixture 123, puts the lower connecting piece 94 into the upper side of the core 91 in the positioning fixture 123, and then releases the lower connecting piece 94, refer to Fig.12 , realizing automatic loading of the lower connecting piece 94.

[0094] In some specific embodiments, the core flipping device 62 includes a core flipping up and down driving mechanism, a core flipping driving mechanism and a core flipping clamp. The core flipping up and down driving mechanism is connected to the frame 1, and the core flipping driving mechanism and the core flipping clamp are arranged on the moving end of the core flipping up and down driving mechanism. The core flipping up and down driving mechanism can drive the core flipping driving mechanism and the core flipping clamp to move up and down. The core flipping driving mechanism is transmission-connected to the core flipping clamp. The core flipping driving mechanism can drive the core flipping clamp to flip up and down. The core flipping clamp is arranged on the upper side of the corresponding positioning fixture 123. The core flipping clamp and the core flipping driving mechanism are used to flip the welded core 91 and the lower connecting plate 94 up and down.

[0095] The core flipping clamp clamps the middle part of the core 91, and the core flipping up and down driving mechanism drives the core flipping clamp and the core 91 to move upward away from the positioning fixture 123, and the core flipping driving mechanism drives the core flipping clamp and the core 91 to flip up and down, and the core flipping clamp and the core 91 move downward to put the flipped core 91 back into the positioning fixture 123. The core flipping up and down driving mechanism can adopt a cylinder or a linear motion module such as a screw rod, a gear rack, a synchronous wheel and a synchronous belt. The core flipping driving mechanism can adopt a motor or a rotary cylinder, and the core flipping clamp can adopt a clamping claw cylinder or an electric clamp.

[0096] In some specific embodiments, the bending device 71 includes a bending drive mechanism 711 and a bending member 712, the bending member 712 is in transmission connection with the bending drive mechanism 711, the bending drive mechanism 711 can drive the bending member 712 to tilt in a direction close to or away from the upper side of the corresponding positioning fixture 123, and the bending member 712 can lift and bend the upper connecting piece 92 located on the outer side of the core body 91 upward when moving toward the upper side of the positioning fixture 123;

[0097] The bending device 71 also includes a bending and clamping device 72, which includes a bending and clamping drive mechanism 721 and a bending and clamping piece 722. The bending and clamping piece 722 is arranged on the upper side of the corresponding positioning fixture 123. The bending and clamping piece 722 is transmission-connected to the bending and clamping drive mechanism 721. The bending and clamping drive mechanism 721 can drive the bending and clamping piece 722 to move in the up and down directions. When moving downward, the bending and clamping piece 722 can be pressed on the upper side of the core body 91 and the upper connecting plate 92.

[0098] Before bending, the bending and pressing driving mechanism 721 first drives the bending and pressing member 722 to move downward. Fig.14, the bending pressing piece 722 is pressed on the upper connecting piece 92 before bending, on the one hand, the core body 91 and the upper connecting piece 92 are kept positioned and not moved upward during the bending process, and on the other hand, the welding position of the upper connecting piece 92 and the core body 91 will not be separated due to the force during bending; then the bending driving mechanism 711 drives the bending piece 712 to move upward and to one side of the upper connecting piece 92, and the bending piece 712 tilts upward to lift the upper connecting piece 92 and bend it, so that the part of the upper connecting piece 92 located outside the core body 91 is folded up and erected on the upper side of the core body 91, and the upper connecting piece 92 is in a flat sheet shape before bending and in an L shape after bending, referring to Fig.15 and Fig.16 , thereby realizing automatic bending of the upper connecting piece 92. After bending, the bending and pressing driving mechanism 721 drives the bending and pressing member 722 to move upward, and the bending and pressing member 722 leaves the upper connecting piece 92. The bending and pressing driving mechanism 721 is a pressing cylinder, and the cylinder can be used to adjust the pressing force of the cylinder. After the pressing force is reached, it does not continue to press down to avoid damaging the core body 91. The structure is simple. The bending driving mechanism 711 can use a cylinder, or a screw rod, a gear rack motion module, etc.

[0099] Furthermore, the end of the bending member 712 is provided with an arcuate surface 7121, and the arcuate surface 7121 is used to abut against the upper connecting piece 92. During the bending process, the arcuate surface 7121 remains in abutment with the upper connecting piece 92, and the upper connecting piece 92 can slide relatively along the arcuate surface 7121, which can reduce the friction between the bending member 712 and the upper connecting piece 92. In other specific embodiments, the end of the bending member 712 is rotatably connected to a roller, and the roller is used to abut against the upper connecting piece 92. During the bending process, the roller abuts against the upper connecting piece 92 and moves relatively, and the roller rotates, which can reduce the friction between the bending member 712 and the upper connecting piece 92.

[0100] Furthermore, a forming groove 7222 is provided at the end of the bending and pressing member 722, and the forming groove 7222 faces the bending member 712. The forming groove 7222 can accommodate and limit the bent upper connecting piece 92. When bending, the upper connecting piece 92 bends upward into the forming groove 7222, and the upper connecting piece 92 bends at the lower edge of the forming groove 7222 away from the bending member 712. The forming groove 7222 can limit the lateral position of the upper connecting piece 92, and keep the upper connecting piece 92 bent upward to prevent the position of the upper connecting piece 92 from being offset.

[0101] Further, refer to Fig.17The portion of the upper connecting piece 92 pressed by the bent pressing piece 722 is the pressing part 7221. At least the pressing part 7221 of the bent pressing piece 722 is made of a conductive material. A detection conductive block 1233 is provided in the positioning clamping mechanism. The detection conductive block 1233 can abut against the lower side of the lower connecting piece 94. The pressing part 7221 and the detection conductive block 1233 can conduct an electrical test on the core 91. The automatic assembly welding machine also includes a detection power supply 73. The detection positive electrode and the detection negative electrode of the detection power supply 73 are electrically connected to the pressing part 7221 and the detection conductive block 1233 respectively.

[0102] The lower side of the lower connecting piece 94 is in contact with the detection conductive block 1233, and the bending clamp 722 is pressed on the upper connecting piece 92. Then, the detection conductive block 1233 and the bending clamp 722 can be energized, so that the core 91 can be detected, so that the detection function can be integrated into the bending process to simplify the structure. At least the material of the clamping part 7221 of the bending clamp 722 is a conductive material. Specifically, the entire bending clamp 722 is a conductive material, and the bending clamp 722 is insulated from the bending clamp driving mechanism 721 by an insulating member, or the clamping part 7221 is a conductive material, and the clamping part 7221 is installed on the insulating bending clamp 722.

[0103] In some specific embodiments, the jig 113 is provided with a cover plate positioning groove 1131 and an upper connecting piece positioning groove 1132, the cover plate positioning groove 1131 is used to place and position the cover plate 93, the upper connecting piece positioning groove 1132 is used to place and position the upper connecting piece 92, and the jig 113 is further provided with a positioning spring top bead 1133, the positioning spring top bead 1133 is arranged on the side wall of the cover plate positioning groove 1131, and the positioning spring top bead 1133 can press the side of the cover plate 93 placed in the cover plate positioning groove 1131;

[0104] The positioning fixture 123 includes a clamping drive unit 1231 and two clamping blocks 1232. A first supporting plate 12321 is provided on the lower side of the clamping block 1232. The first supporting plate 12321 is used to support the core body 91 on the lower side. A clamping groove 12322 is provided on the upper side of the first supporting plate 12321. The clamping grooves 12322 of the two clamping blocks 1232 are arranged facing each other and can place the core body 91. The clamping drive unit 1231 is transmission-connected with the clamping block 1232. The clamping drive unit 1231 can drive the two clamping blocks 1232 to move closer to each other to clamp the core body 91 or move away from each other to release the core body 91.

[0105] The positioning fixture 123 also includes a second supporting plate 1234, which is fixedly connected to the clamping drive unit 1231, and the second supporting plate 1234 is arranged on the upper side of the clamping block 1232 away from the middle of the second turntable 122. The second supporting plate 1234 is provided with a supporting positioning groove 12341, and the supporting positioning groove 12341 is used to support and position the side of the upper connecting piece 92 located on the outside of the core body 91. The second supporting plate 1234 is provided with an avoidance groove 12342, which runs through from top to bottom and is connected to the supporting positioning groove 12341, and the avoidance groove 12342 is matched with the position of the bending member 712, and the bending member 712 can pass through the avoidance groove 12342.

[0106] The cover plate positioning groove 1131 is matched with the shape and size of the cover plate 93. During assembly, one side of the upper connecting piece 92 is placed on the cover plate 93, and the other side is outside the cover plate 93. The upper connecting piece positioning groove 1132 positions the other side of the upper connecting piece 92 outside the cover plate 93, which can better support and position the upper connecting piece 92. A clamping and giving way groove 1134 is provided on the side of the cover plate positioning groove 1131. The clamping and giving way groove 1134 can be used by the second clamping mechanism 2134 and the transfer clamping mechanism 415 to clamp the cover plate 93. When the cover plate 93 is placed in the cover plate positioning groove 1131, the positioning spring top bead 1133 supports the cover plate 93, so that the cover plate 93 is more stably fixed in the cover plate positioning groove 1131. When taking out the cover plate 93, it is sufficient to clamp the cover plate 93 upward with a little force.

[0107] When the core body 91 is placed in the positioning fixture 123, the core body 91 is placed between the clamping grooves 12322 of the two clamping blocks 1232 and on the first supporting plate 12321. The clamping drive unit 1231 drives the two clamping blocks 1232 to clamp the core body 91, thereby positioning the core body 91. The structure is relatively simple. The first supporting plate 12321 is arranged on the clamping block 1232 to make the structure more compact. The clamping drive unit 1231 can use a cylinder. The cylinder can adjust the clamping force of the cylinder. After the clamping force is reached, it will not continue to approach to avoid damaging the core body 91. The structure is simple. The detection conductive block 1233 can be arranged on the first supporting plate 12321. The second supporting plate 1234 can support the portion of the upper connecting piece 92 located outside the core 91 and the cover plate 93, and the supporting positioning groove 12341 can position the upper connecting piece 92 and the cover plate 93 before bending; the avoidance groove 12342 is provided for the bending piece 712 to pass through, and the upper connecting piece 92 in the supporting positioning groove 12341 is lifted up and bent upward. The clamping drive unit 1231 can use a cylinder clamp or an electric clamp. Since the clamping drive unit 1231 is arranged to rotate on the second rotating disk 122, the pipeline connected to the clamping drive unit 1231 can be connected to the gas-electric slip ring to prevent the pipeline from being entangled.

[0108] In some specific embodiments, the frame 1 is further provided with a first welding clamping device, Figure 8 The first welding clamping device is arranged at the lower side of the first laser welding device 32, and the first welding clamping device includes a first welding clamping driving mechanism 321 and a first welding clamping piece 322. The first welding clamping driving mechanism 321 is transmission-connected with the first welding clamping piece 322, and the first welding clamping driving mechanism 321 can drive the first welding clamping piece 322 to move up and down. The first welding clamping piece 322 is arranged at the upper side of the corresponding jig 113, and the first welding clamping piece 322 is used to press the upper connecting piece 92 and the cover plate 93 downward during welding. The first welding clamping piece 322 is provided with a first welding through hole 323 to clear the welding position;

[0109] The frame 1 is also provided with a second welding clamping device, which is arranged at the lower side of the second laser welding device 61. The second welding clamping device includes a second welding clamping driving mechanism and a second welding clamping piece. The second welding clamping driving mechanism is in transmission connection with the second welding clamping piece. The second welding clamping driving mechanism can drive the second welding clamping piece to move up and down. The second welding clamping piece is arranged at the upper side of the corresponding positioning fixture 123. The second welding clamping piece is used to press the lower connecting piece 94 and the core body 91 downward during welding. The second welding clamping piece is provided with a second welding through hole to clear the welding position.

[0110] The frame 1 is also provided with a third welding clamping device, which is arranged at the lower side of the third laser welding device 63. The third welding clamping device includes a third welding clamping driving mechanism and a third welding clamping piece. The third welding clamping driving mechanism is transmission-connected with the third welding clamping piece. The third welding clamping driving mechanism can drive the third welding clamping piece to move up and down. The third welding clamping piece is arranged at the upper side of the corresponding positioning fixture 123. The third welding clamping piece is used to press the upper connecting piece 92 and the core body 91 downward during welding. The third welding clamping piece is provided with a third welding through hole that clears the welding position. The first welding clamping device, the second welding clamping device and the third welding clamping device can use a cylinder.

[0111] When the cover plate 93 and the upper connecting plate 92 rotate to the lower side of the first laser welding device 32, the first welding clamping member 322 presses the upper connecting plate 92 and the cover plate 93 downward, and a first welding through hole 323 is provided in the middle of the first welding clamping member 322 to clear the welding position. The first laser welding device 32 generates laser to weld the upper connecting plate 92 and the cover plate 93 through the first welding through hole 323, thereby improving the welding quality of the upper connecting plate 92 and the conductive member 931 on the cover plate 93.

[0112] When the core body 91 and the lower connecting piece 94 rotate to the lower side of the second laser welding device 61, the second welding clamping piece presses the lower connecting piece 94 and the core body 91 downward, and a second welding through hole is provided in the middle part of the second welding clamping piece to make way for the welding position. The second laser welding device 61 generates laser to weld the lower connecting piece 94 and the core body 91 through the second welding through hole, thereby improving the welding quality of the lower connecting piece 94 and the core body 91.

[0113] When the upper connecting piece 92 and the core body 91 rotate to the lower side of the third laser welding device 63, the third welding clamping piece presses the upper connecting piece 92 and the core body 91 downward, and a third welding through hole is provided in the middle part of the third welding clamping piece to make way for the welding position. The third laser welding device 63 generates laser to weld the upper connecting piece 92 and the core body 91 through the third welding through hole, thereby improving the welding quality of the upper connecting piece 92 and the core body 91.

[0114] In some specific embodiments, the automatic assembly welding machine further includes a tape rolling device 82 and a transfer fixture 83, the tape rolling device 82 and the transfer fixture 83 are respectively away from the second turntable 122, and a material unloading position is further provided on the frame 1, and the material unloading position is provided on a side of the transfer fixture 83 away from the second turntable 122;

[0115] The material unloading and handling device 81 includes a first material unloading device 811 and a second material unloading device;

[0116] The first material removal device 811 includes a first material removal lateral driving mechanism 8111, a first material removal vertical driving mechanism 8112 and two first material removal clamping mechanisms 8113. Fig.18 The first material unloading lateral driving mechanism 8111 is connected to the frame 1, the first material unloading up and down driving mechanism 8112 is connected to the moving end of the first material unloading lateral driving mechanism 8111, the first material unloading clamping mechanism 8113 is connected to the moving end of the first material unloading up and down driving mechanism 8112, the first material unloading up and down driving mechanism 8112 can drive the first material unloading clamping mechanism 8113 to move up and down, the two first material unloading clamping mechanisms 8113 are arranged along the arrangement direction of the tape roll device 82 and the transfer fixture 83, and the first material unloading near the second turntable 122 The clamping mechanism 8113 is arranged above the adhesive tape device 82 and the corresponding positioning fixture 123, and the first material unloading clamping mechanism 8113 far away from the second turntable 122 is arranged above the adhesive tape device 82 and the transfer fixture 83. The first material unloading transverse driving mechanism 8111 can drive the first material unloading clamping mechanism 8113 close to the second turntable 122 to move between the positioning fixture 123 and the adhesive tape device 82, and drive the first material unloading clamping mechanism 8113 far away from the second turntable 122 to move between the adhesive tape device 82 and the transfer fixture 83;

[0117] The tape rolling device 82 is used to wind the tape 95 around the upper side of the core 91 and the outer periphery of the upper connecting piece 92, and the transfer fixture 83 is used to place the core 91 after being wound with the tape 95;

[0118] The second material unloading device includes a second material unloading transverse driving mechanism 8121, a second material unloading up and down driving mechanism and a second material unloading clamping mechanism 8123. The second material unloading clamping mechanism 8123 is arranged above the transfer fixture 83 and the unloading position. The second material unloading transverse driving mechanism 8121 is connected to the frame 1, the second material unloading up and down driving mechanism is connected to the moving end of the second material unloading transverse driving mechanism 8121, and the second material unloading clamping mechanism 8123 is connected to the moving end of the second material unloading up and down driving mechanism. The second material unloading transverse driving mechanism 8121 can drive the second material unloading clamping mechanism 8123 to move between the transfer fixture 83 and the unloading position, and the second material unloading up and down driving mechanism can drive the second material unloading clamping mechanism 8123 to move up and down.

[0119] In addition to assembling, welding and bending the core 91, the lower connecting piece 94, the upper connecting piece 92 and the cover plate 93, the automatic assembly welding machine also rolls tape 95 on the assembled core 91, the lower connecting piece 94, the upper connecting piece 92 and the cover plate 93. Specifically, the tape 95 is wrapped around the upper side of the core 91 and the outer periphery of the upper connecting piece 92, that is, the outer periphery of the welding position between the core 91 and the upper connecting piece 92, so as to prevent the upper connecting piece 92 from contacting the outer shell and causing a short circuit in the core 91 when the assembly is subsequently placed in the outer shell of the supercapacitor.

[0120] The first material unloading lateral driving mechanism 8111 drives the two first material unloading clamping mechanisms 8113 to move horizontally, and the first material unloading clamping mechanism 8113 close to the second turntable 122 moves to the upper side of the positioning fixture 123 and clamps the assembled core body 91 downward, and then moves the core body 91 to the tape rolling device 82, and the tape rolling device 82 rolls the tape 95 on the upper side of the core body 91 and the outer peripheral position of the upper connecting piece 92, and then moves away from the first material unloading clamping mechanism 8113 of the second turntable 122 The core 91 after clamping the tape 95 is moved to the transfer fixture 83; then the second material unloading transverse driving mechanism 8121 drives the second material unloading clamping mechanism 8123 to move to the core 91 after the transfer fixture 83 clamps the tape 95, and then the core 91 is moved to the unloading position, completing the tape 95 and unloading of the core 91. During the unloading process, the tape 95 can simplify the structure of the second turntable 122, and the use of two first material unloading clamping mechanisms 8113 can improve the efficiency of handling and movement. A material unloading tray 16 can be set at the unloading position to store multiple welded components.

[0121] The first material blanking lateral drive mechanism 8111, the first material blanking up and down drive mechanism 8112, the second material blanking lateral drive mechanism 8121, and the second material blanking up and down drive mechanism can use cylinders, or linear motion modules such as screw rods, gear racks, etc. The first material blanking clamping mechanism 8113 and the second material blanking clamping mechanism 8123 can use pneumatic clamps or electric clamps.

[0122] Further, refer to Fig.19 The tape rolling device 82 includes a tape sleeve column 821, a tape pressing driving device, a cutting device and a tape rolling rotating device. The tape sleeve column 821 is arranged vertically, and the tape sleeve column 821 is used to pass through the middle of the tape roll 8211, and the tape roll 8211 is sleeved on the tape sleeve column 821. The tape rolling rotating device includes a tape rolling rotating driving mechanism 8241 and a tape rolling clamp 8242. The tape rolling clamp 8242 is used to clamp the core body 91. The tape rolling rotating driving mechanism 8241 is connected to the tape rolling clamp 8242 by transmission, and the tape rolling rotating driving mechanism 8241 can drive the tape rolling clamp 8242 to rotate. The tape pressing driving device includes a tape pressing driving mechanism 8221 and a tape pressing member 8222. The tape pressing driving mechanism 8221 is connected to the tape pressing member 8222 by transmission, and the tape pressing driving mechanism 8221 can drive the tape pressing member 8222 to move in a direction close to or away from the tape rolling clamp 8242. The cutting device includes a cutting drive mechanism 8231 and a cutter 8232. The cutting drive mechanism 8231 is in transmission connection with the cutter 8232. The cutting drive mechanism 8231 can drive the cutter 8232 to move toward or away from the tape roll clamp 8242. The tape pressing drive device is arranged between the tape sleeve column 821 and the cutting device.

[0123] The first material unloading clamping mechanism 8113 puts the core 91 into the tape roll clamp 8242, and the tape roll rotating driving mechanism 8241 drives the core 91 to rotate; a portion of the tape 95 is first led out to the tape pressing member 8222, and the tape pressing member 8222 presses the tape 95 against the core 91, and as the core 91 rotates, the tape 95 is wound around the core 91; when the required winding length is reached, the cutter 8232 extends out to cut the tape 95, so that the tape 95 is wound on the core 91, refer to Fig. 20 The end of the tape roll 8211 is on the outside of the tape pressing piece 8222 waiting to be attached to the next core body 91.

[0124] The above description is only a preferred embodiment of the present invention, and does not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the inventive concept of the present invention, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. An automatic assembly welding machine for supercapacitors, characterized in that: The invention comprises a frame (1), wherein the frame (1) is provided with a first turntable device (11) and a second turntable device (12), wherein the first turntable device (11) comprises a first rotation drive mechanism (111) and a first turntable (112), wherein the first rotation drive mechanism (111) is transmission-connected with the first turntable (112), wherein the first rotation drive mechanism (111) can drive the first turntable (112) to rotate laterally, wherein the first turntable (112) is provided with a plurality of jigs (113) uniformly distributed along the circumferential direction of the axis of the first turntable (112), and wherein the second turntable device (122) comprises a second rotation drive mechanism and a second turntable (122), wherein the second rotation drive mechanism is transmission-connected with the second turntable (122), wherein the second rotation drive mechanism can drive the second turntable (122) to rotate laterally, and wherein the second turntable (122) is provided with a plurality of positioning fixtures (123) uniformly distributed along the circumferential direction of the axis of the second turntable (122); The frame (1) is also provided with a cover plate feeding device (21), an upper connecting piece feeding device (31), a first laser welding device (32) and a transfer device (41); the cover plate feeding device (21), the upper connecting piece feeding device (31), the first laser welding device (32) and the transfer device (41) are sequentially arranged on the outer periphery of the first turntable (112); a plurality of jigs (113) are respectively connected to the cover plate feeding device (21), the upper connecting piece feeding device (31), the first laser welding device (32) and the transfer device (41). The cover plate loading device (21) is arranged corresponding to the position of the transfer device (41), and is used to load the cover plate (93) onto the empty jig (113); the upper connecting piece loading device (31) is used to load the upper connecting piece (92) onto the jig (113) on which the cover plate (93) is placed; the first laser welding device (32) is used to weld the cover plate (93) and the upper connecting piece (92) on the jig (113); and the transfer device (41) is arranged between the first turntable (112) and the second turntable (122); The frame (1) is also provided with a core loading device (51), a lower connecting piece loading device (52), a second laser welding device (61), a core turning device (62), a third laser welding device (63), a bending device (71) and a material unloading and conveying device (81), wherein the core loading device (51), the lower connecting piece loading device (52), the second laser welding device (61), the core turning device (62), the transfer device (41), the third laser welding device (63), the bending device (71) and the material unloading and conveying device (81) are sequentially arranged on the outer periphery of the second turntable (122), and the plurality of positioning fixtures (123) are respectively arranged corresponding to the positions of the core loading device (51), the lower connecting piece loading device (52), the second laser welding device (61), the core turning device (62), the transfer device (41), the third laser welding device (63), the bending device (71) and the unloading and handling device (81). The core loading device (51) is used to load the core (91) onto the empty positioning fixture (123). The lower connecting piece loading device (52) is used to load the lower connecting piece (94) onto the positioning fixture (123) on which the core body (91) is placed; the second laser welding device (61) is used to weld the lower connecting piece (94) and the core body (91) on the positioning fixture (123); the core body flipping device (62) is used to flip the welded lower connecting piece (94) and the core body (91) on the positioning fixture (123); the transfer device (41) is used to take the welded cover plate (93) and the upper connecting piece (92) out of the fixture (113); The laser welding device (63) is used to weld the upper connecting piece (92) and the core (91) on the positioning fixture (123); the bending device (71) is used to bend the welded upper connecting piece (92) on the positioning fixture (123); and the blanking and handling device (81) is used to take out the bent core (91), the lower connecting piece (94), the upper connecting piece (92) and the cover plate (93) from the positioning fixture (123).

2. The automatic assembly welding machine according to claim 1, characterized in that: The cover plate feeding device (21) comprises a first cover plate feeding device (211), a first cover plate turning device (212), a visual inspection device (214) and a second cover plate feeding device (213), wherein the first cover plate feeding device (211), the first cover plate turning device (212), the visual inspection device (214) and the second cover plate feeding device (213) are sequentially close to the first rotating disk (112); The frame (1) is provided with a cover plate upper loading position for loading the cover plate (93); the first cover plate picking device (211) comprises a first cover plate picking transverse driving mechanism (2111), a first cover plate picking up and down driving mechanism (2112) and a first clamping mechanism (2113); the first clamping mechanism (2113) is used to clamp the cover plate (93); the first clamping mechanism (2113) is arranged above the cover plate upper loading position and the first cover plate turning device (212); the first cover plate picking transverse driving mechanism (2111) is connected to the frame (1); the first clamping mechanism (2113) is used to clamp the cover plate (93); the first clamping mechanism (2113) is arranged above the cover plate upper loading position and the first cover plate turning device (212); the first cover plate picking transverse driving mechanism (2111) is connected to the frame (1); the first A cover plate material taking up and down driving mechanism (2112) is connected to the moving end of the first cover plate material taking up and down driving mechanism (2111), the first clamping mechanism (2113) is connected to the moving end of the first cover plate material taking up and down driving mechanism (2112), the first cover plate material taking up and down driving mechanism (2111) can drive the first clamping mechanism (2113) to move between the material position on the cover plate and the first cover plate turning device (212), and the first cover plate material taking up and down driving mechanism (2112) can drive the first clamping mechanism (2113) to move up and down; The first cover plate flipping device (212) comprises a first cover plate flipping driving mechanism (2121) and a first cover plate flipping clamp (2122); the first cover plate flipping driving mechanism (2121) is in driving connection with the first cover plate flipping clamp (2122); the first cover plate flipping driving mechanism (2121) can drive the first cover plate flipping clamp (2122) to flip up and down; the first cover plate picking device (211) is used to feed the cover plate (93) with the welding surface facing downward to the first cover plate flipping clamp (2122); the first cover plate flipping clamp (2122) and the first cover plate flipping driving mechanism (2121) are used to flip the cover plate (93) to a position where the welding surface faces upward; The visual detection device (214) is used to detect the angle of the cover plate (93) from the bottom to the top; The second cover plate picking device (213) is used to load the cover plate (93) with the welding surface facing upward on the first cover plate flip clamp (2122) onto the corresponding jig (113). The second cover plate picking device (213) comprises a second cover plate picking transverse driving mechanism (2131), a second cover plate picking up and down driving mechanism (2132), an angle rotation driving mechanism (2133) and a second clamping mechanism (2134). The second clamping mechanism (2134) is used to clamp the cover plate (93). The second clamping mechanism (2134) is arranged above the first cover plate flip clamp (2122), the visual inspection device (214) and the corresponding jig (113). The second cover plate picking transverse driving mechanism (2131) is connected to the frame (1). The second cover plate picking up and down driving mechanism (2132) is connected to the moving end of the second cover plate picking transverse driving mechanism (2131). The angle rotation drive mechanism (2133) is connected to the moving end of the second cover plate material picking up and down drive mechanism (2132), the second clamping mechanism (2134) is connected to the moving end of the angle rotation drive mechanism (2133), the second cover plate material picking up and down drive mechanism (2131) can drive the angle rotation drive mechanism (2133) and the second clamping mechanism (2134) to move between the first cover plate flip clamp (2122), the visual inspection device (214) and the fixture (113), the second cover plate material picking up and down drive mechanism (2132) can drive the angle rotation drive mechanism (2133) and the second clamping mechanism (2134) to move up and down, the angle rotation drive mechanism (2133) can drive the second clamping mechanism (2134) to rotate laterally, and the angle rotation drive mechanism (2133) is signal-connected to the visual inspection device (214).

3. The automatic assembly welding machine according to claim 1, characterized in that: The frame (1) is provided with an upper connecting piece loading position for loading the upper connecting piece (92); the upper connecting piece loading device (31) comprises an upper connecting piece material taking transverse driving mechanism (311), an upper connecting piece material taking up and down driving mechanism (312) and a sucker (313); the sucker (313) is used to suck the upper connecting piece (92); the sucker (313) is arranged above the upper connecting piece loading position and the corresponding jig (113); the upper connecting piece material taking up and down driving mechanism (312) is connected to the frame (1). The upper connecting piece material taking transverse driving mechanism (311) is connected to the moving end of the upper connecting piece material taking up and down driving mechanism (312), and the sucker (313) is connected to the moving end of the upper connecting piece material taking transverse driving mechanism (311), and the upper connecting piece material taking transverse driving mechanism (311) can drive the sucker (313) to move between the material position on the upper connecting piece and the fixture (113), and the upper connecting piece material taking up and down driving mechanism (312) can drive the sucker (313) to move up and down; The upper connecting piece feeding device (31) further comprises a third turntable device (314), wherein the third turntable device (314) comprises a third rotation drive mechanism (3141) and a third turntable (3142), wherein the third rotation drive mechanism (3141) is transmission-connected to the third turntable (3142), wherein the third rotation drive mechanism (3141) can drive the third turntable (3142) to rotate horizontally, and the third turntable (3142) is provided with a At least two clip-type loaders (315) are evenly distributed around the axis of the third turntable (3142), and the clip-type loaders (315) can stack multiple upper connecting plates (92) and deliver the upper connecting plates (92) one by one. The third turntable (3142) can drive the clip-type loaders (315) to rotate through the upper connecting plate loading position, and the sucker (313) can suck a single upper connecting plate (92) delivered by the clip-type loaders (315).

4. The automatic assembly welding machine according to claim 1, characterized in that: The transfer device (41) comprises a transfer lateral drive mechanism, a transfer up-and-down drive mechanism, a transfer telescopic drive mechanism, a transfer flipping drive mechanism (414) and a transfer clamping mechanism (415). The transfer clamping mechanism (415) is used to clamp the middle part of the upper connecting plate (92) after the cover plate (93) is welded. The transfer clamping mechanism (415) is arranged above the corresponding jig (113) and the corresponding positioning fixture (123). The transfer transverse driving mechanism is connected to the frame (1), the transfer up-down driving mechanism is connected to the moving end of the transfer transverse driving mechanism, the transfer telescopic driving mechanism is connected to the moving end of the transfer up-down driving mechanism, the transfer flipping driving mechanism (414) is connected to the moving end of the transfer telescopic driving mechanism, the transfer clamping mechanism (415) is connected to the moving end of the transfer flipping driving mechanism (414), the transfer transverse driving mechanism can drive the transfer clamping mechanism (415) to move between the fixture (113) and the positioning fixture (123), the transfer up-down driving mechanism can drive the transfer clamping mechanism (415) to move up and down, the transfer telescopic driving mechanism can drive the transfer clamping mechanism (415) to move laterally in a direction close to or away from the fixture (113), and the transfer flipping driving mechanism (414) can drive the transfer clamping mechanism (415) to flip up and down, thereby flipping the upper connecting piece (92) and the cover plate (93); The jig (113) is provided with a transfer clamping avoidance groove (1135), and the transfer clamping avoidance groove (1135) can clear the lower side of the middle part of the upper connecting plate (92) and allow the transfer clamping mechanism (415) to move in and out horizontally.

5. The automatic assembly welding machine according to claim 1, characterized in that: The core loading device (51) comprises a core loading and conveying device and a core loading and placing device (514); The core loading and conveying device comprises a core storage turntable (511) and a core conveying straight vibration track (513); a guide plate (512) is provided on the upper side of the core storage turntable (511); the core storage turntable (511) is connected to the head end of the core conveying straight vibration track (513); the core storage turntable (511) can store a plurality of cores (91) and rotate and cooperate with the guide plate (512) to convey the cores (91) to the core conveying straight vibration track (513) in sequence; the core conveying straight vibration track (513) is used to convey the cores (91) to the core loading and placing device (514) in sequence; The core loading and placing device (514) comprises a core loading up and down driving mechanism (5141), a core loading lateral driving mechanism (5142) and a core loading clamping mechanism (5143), wherein the core loading clamping mechanism (5143) is used to clamp the core (91), and the core loading clamping mechanism (5143) is arranged at the end of the core conveying straight vibration track (513) and above the corresponding positioning fixture (123), the core loading up and down driving mechanism (5141) is connected to the frame (1), and the core loading lateral driving mechanism (5142) is used to clamp the core (91). The core loading and unloading mechanism (5142) is connected to the moving end of the core loading and unloading driving mechanism (5141), and the core loading and unloading clamping mechanism (5143) is connected to the moving end of the core loading and unloading transverse driving mechanism (5142). The core loading and unloading transverse driving mechanism (5142) can drive the core loading and unloading clamping mechanism (5143) to move between the core conveying straight vibration track (513) and the positioning fixture (123), and the core loading and unloading driving mechanism (5141) can drive the core loading and unloading clamping mechanism (5143) to move up and down; The lower connecting piece loading device (52) comprises a lower connecting piece loading and conveying device and a lower connecting piece loading and placing device (523); The lower connecting piece feeding and conveying device comprises a lower connecting piece vibration plate (521) and a lower connecting piece conveying straight vibration track (522); the lower connecting piece vibration plate (521) is connected to the head end of the lower connecting piece conveying straight vibration track (522); the lower connecting piece vibration plate (521) can store a plurality of lower connecting pieces (94) and convey the lower connecting pieces (94) to the lower connecting piece conveying straight vibration track (522) in sequence; the lower connecting piece conveying straight vibration track (522) is used to convey the lower connecting pieces (94) to the lower connecting piece feeding and placing device (523) in sequence; The lower connecting piece loading and unloading device (523) comprises a lower connecting piece loading up and down driving mechanism, a lower connecting piece (94) loading lateral driving mechanism and a lower connecting piece loading clamping mechanism, wherein the lower connecting piece loading clamping mechanism is used to clamp the lower connecting piece (94), and the lower connecting piece loading clamping mechanism is arranged at the end of the lower connecting piece conveying straight vibration track (522) and above the corresponding positioning fixture (123), and the lower connecting piece loading up and down driving mechanism is connected to the frame (1), and the lower connecting piece (94) ) The feeding transverse driving mechanism is connected to the moving end of the lower connecting piece feeding up and down driving mechanism, and the lower connecting piece feeding clamping mechanism is connected to the moving end of the lower connecting piece (94) feeding transverse driving mechanism. The lower connecting piece (94) feeding transverse driving mechanism can drive the lower connecting piece feeding clamping mechanism to move between the lower connecting piece conveying straight vibration track (522) and the positioning fixture (123), and the lower connecting piece feeding up and down driving mechanism can drive the lower connecting piece feeding clamping mechanism to move up and down.

6. The automatic assembly welding machine according to claim 1, characterized in that: The core flipping device (62) comprises a core flipping up and down driving mechanism, a core flipping driving mechanism and a core flipping clamp, wherein the core flipping up and down driving mechanism is connected to the frame (1), the core flipping driving mechanism and the core flipping clamp are arranged on the moving end of the core flipping up and down driving mechanism, the core flipping up and down driving mechanism can drive the core flipping driving mechanism and the core flipping clamp to move up and down, the core flipping driving mechanism is transmission-connected to the core flipping clamp, the core flipping driving mechanism can drive the core flipping clamp to flip up and down, the core flipping clamp is arranged on the upper side of the corresponding positioning clamp (123), and the core flipping clamp and the core flipping driving mechanism are used to flip the welded core (91) and the lower connecting plate (94) up and down.

7. The automatic assembly welding machine according to claim 1, characterized in that: The bending device (71) comprises a bending drive mechanism (711) and a bending piece (712), wherein the bending piece (712) is connected to the bending drive mechanism (711) by transmission, and the bending drive mechanism (711) can drive the bending piece (712) to move in a tilting direction toward or away from the upper side of the corresponding positioning fixture (123), and when the bending piece (712) moves toward the upper side of the positioning fixture (123), it can lift up and bend the upper connecting piece (92) located on the outer side of the core body (91); The bending device (71) also includes a bending and clamping device (72), which includes a bending and clamping drive mechanism (721) and a bending and clamping piece (722). The bending and clamping piece (722) is arranged on the upper side of the corresponding positioning fixture (123), and the bending and clamping piece (722) is transmission-connected to the bending and clamping drive mechanism (721). The bending and clamping drive mechanism (721) can drive the bending and clamping piece (722) to move in the up and down directions. When the bending and clamping piece (722) moves downward, it can press on the upper side of the core body (91) and the upper connecting piece (92).

8. The automatic assembly welding machine according to claim 7, characterized in that: The jig (113) is provided with a cover plate positioning groove (1131) and an upper connecting piece positioning groove (1132); the cover plate positioning groove (1131) is used to place and position the cover plate (93); the upper connecting piece positioning groove (1132) is used to place and position the upper connecting piece (92); the jig (113) is also provided with a positioning spring top bead (1133); the positioning spring top bead (1133) is arranged on the side wall of the cover plate positioning groove (1131); the positioning spring top bead (1133) can press against the side surface of the cover plate (93) placed in the cover plate positioning groove (1131); The positioning fixture (123) comprises a clamping drive unit (1231) and two clamping blocks (1232); a first supporting plate (12321) is provided on the lower side of the clamping block (1232); the first supporting plate (12321) is used to support the core body (91) on the lower side; a clamping groove (12322) is provided on the upper side of the first supporting plate (12321); the clamping grooves (12322) of the two clamping blocks (1232) are arranged facing each other and can hold the core body (91); the clamping drive unit (1231) and the clamping block (1232) are transmission-connected; the clamping drive unit (1231) can drive the two clamping blocks (1232) to move closer to each other to clamp the core body (91) or move away from each other to release the core body (91); The positioning fixture (123) further comprises a second supporting plate (1234), the second supporting plate (1234) being fixedly connected to the clamping drive unit (1231), the second supporting plate (1234) being arranged on the upper side of the clamping block (1232) away from the middle of the second rotating disk (122), the second supporting plate (1234) being provided with a supporting positioning groove (12341), the supporting positioning groove (12341) being used for On the side of the supporting and positioning upper connecting plate (92) located on the outer side of the core body (91), the second supporting plate (1234) is provided with an avoidance groove (12342), the avoidance groove (12342) is connected from top to bottom and is connected with the supporting positioning groove (12341), the avoidance groove (12342) is arranged to match the position of the bending member (712), and the bending member (712) can pass through the avoidance groove (12342).

9. The automatic assembly welding machine according to claim 1, characterized in that: The frame (1) is also provided with a first welding clamping device, which is arranged at the lower side of the first laser welding device (32), and comprises a first welding clamping driving mechanism (321) and a first welding clamping piece (322), the first welding clamping driving mechanism (321) is transmission-connected with the first welding clamping piece (322), the first welding clamping driving mechanism (321) can drive the first welding clamping piece (322) to move up and down, the first welding clamping piece (322) is arranged at the upper side of the corresponding jig (113), the first welding clamping piece (322) is used to press the upper connecting piece (92) and the cover plate (93) downward during welding, and the first welding clamping piece (322) is provided with a first welding through hole (323) for leaving a welding position; The frame (1) is also provided with a second welding clamping device, the second welding clamping device is arranged on the lower side of the second laser welding device (61), the second welding clamping device comprises a second welding clamping driving mechanism and a second welding clamping piece, the second welding clamping driving mechanism is in driving connection with the second welding clamping piece, the second welding clamping driving mechanism can drive the second welding clamping piece to move up and down, the second welding clamping piece is arranged on the upper side of the corresponding positioning fixture (123), the second welding clamping piece is used to press the lower connecting piece (94) and the core (91) downward during welding, and the second welding clamping piece is provided with a second welding through hole for leaving the welding position; The frame (1) is also provided with a third welding clamping device, and the third welding clamping device is arranged on the lower side of the third laser welding device (63). The third welding clamping device includes a third welding clamping driving mechanism and a third welding clamping piece. The third welding clamping driving mechanism is transmission-connected to the third welding clamping piece, and the third welding clamping driving mechanism can drive the third welding clamping piece to move up and down. The third welding clamping piece is arranged on the upper side of the corresponding positioning fixture (123). The third welding clamping piece is used to press the upper connecting plate (92) and the core body (91) downward during welding. The third welding clamping piece is provided with a third welding through hole to clear the welding position.

10. The automatic assembly welding machine according to claim 1, characterized in that: The automatic assembly welding machine further comprises a tape rolling device (82) and a transfer fixture (83), wherein the tape rolling device (82) and the transfer fixture (83) are respectively away from the second turntable (122), and a material unloading position is further provided on the frame (1), wherein the material unloading position is provided on a side of the transfer fixture (83) away from the second turntable (122); The material unloading and handling device (81) comprises a first material unloading device (811) and a second material unloading device; The first material unloading device (811) comprises a first material unloading transverse driving mechanism (8111), a first material unloading up and down driving mechanism (8112) and two first material unloading clamping mechanisms (8113); the first material unloading transverse driving mechanism (8111) is connected to the frame (1); the first material unloading up and down driving mechanism (8112) is connected to the moving end of the first material unloading transverse driving mechanism (8111); the first material unloading clamping mechanism (8113) is connected to the moving end of the first material unloading up and down driving mechanism (8112); the first material unloading up and down driving mechanism (8112) can drive the first material unloading clamping mechanism (8113) to move up and down; the two first material unloading clamping mechanisms (8113) are arranged along the adhesive tape device (82) and the transfer fixture (83). Arranged in the arrangement direction, the first material unloading clamping mechanism (8113) close to the second turntable (122) is arranged above the adhesive tape device (82) and the corresponding positioning fixture (123), and the first material unloading clamping mechanism (8113) away from the second turntable (122) is arranged above the adhesive tape device (82) and the transfer fixture (83), and the first material unloading transverse driving mechanism (8111) can drive the first material unloading clamping mechanism (8113) close to the second turntable (122) to move between the positioning fixture (123) and the adhesive tape device (82), and drive the first material unloading clamping mechanism (8113) away from the second turntable (122) to move between the adhesive tape device (82) and the transfer fixture (83); The adhesive tape winding device (82) is used to wind the adhesive tape (95) around the upper side of the core body (91) and the outer periphery of the upper connecting piece (92), and the transfer fixture (83) is used to place the core body (91) after being wound with the adhesive tape (95); The second material unloading device comprises a second material unloading transverse driving mechanism (8121), a second material unloading up and down driving mechanism and a second material unloading clamping mechanism (8123); the second material unloading clamping mechanism (8123) is arranged above the transfer fixture (83) and the material unloading position; the second material unloading transverse driving mechanism (8121) is connected to the frame (1); the second material unloading up and down driving mechanism is connected to the moving end of the second material unloading transverse driving mechanism (8121); the second material unloading clamping mechanism (8123) is connected to the moving end of the second material unloading up and down driving mechanism; the second material unloading transverse driving mechanism (8121) can drive the second material unloading clamping mechanism (8123) to move between the transfer fixture (83) and the material unloading position; the second material unloading up and down driving mechanism can drive the second material unloading clamping mechanism (8123) to move up and down.

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