Automatic welding system for storage battery

Abstract

The utility model provides an automatic welding system for a storage battery. The automatic welding system comprises a conveying channel for conveying a battery blank, and a feeding module, a busbar welding module, a terminal welding module and a discharging module which are sequentially distributed in the conveying direction of the battery blank, a material pushing module spanning each station is also arranged; the feeding station, the busbar welding station, the terminal welding station and the discharging station are sequentially arranged in the length direction of the conveying channel, the pushing module is matched to conduct stepping pushing feeding on battery blanks on the conveying channel between the stations, and therefore busbar welding and terminal welding are sequentially conducted on the battery blanks. The transmission channel is arranged to be a single channel, observation and maintenance are convenient, each station is provided with double working stations, two sets of battery blanks can be processed at the same time each time, the productivity is high, and the technical problems that in the prior art, welding production of busbars and terminals is lack of systematic automatic machining equipment, and continuous automatic machining is difficult to achieve are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of battery welding production, in particular to an automatic welding system for batteries. Background Art

[0002] The welding of lead-acid batteries, especially the welding of busbar terminals of lead-acid batteries for electric vehicles, refers to the process of melting the positive electrode sheet in the battery group and the negative electrode sheet of the adjacent battery cell and connecting them in series to realize the busbar welding into one piece. One way of busbar welding is to place the lead wire in a solid form on the pole ear of the lead-acid battery, and then heat the lead wire to melt the lead wire to form a busbar that is connected to the pole ear as a whole.

[0003] Chinese patent CN202020486233.8 discloses an automatic welding machine for lead-acid battery busbars and terminals, including a base, a frame, a welding gun moving mechanism, a lifting mechanism, a wire feeding mechanism, a welding gun assembly, a material belt wheel and a welding mold, the base is equipped with a frame and a welding mold, the top of the frame is equipped with a welding gun moving mechanism, the welding gun moving mechanism is provided with a longitudinal slide that can move longitudinally, the longitudinal slide is provided with a transverse slide that can move transversely, the transverse slide is equipped with a lifting mechanism, the lifting frame of the lifting mechanism is equipped with a wire feeding mechanism and a welding gun assembly, a welding mold is provided directly below the welding gun assembly, the welding mold is provided with a first welding module, a second welding module and a middle pressure strip, and the first welding module, the second welding module and the middle pressure strip are closed to form a welding cavity. The automatic welding machine can reduce labor intensity, improve production efficiency and ensure product quality.

[0004] However, the existing technical solutions for busbar and terminal welding production lack systematic automated processing equipment, and it is difficult to achieve continuous automated processing. The utility model aims to provide an automatic welding system production line for battery busbars and terminals. Utility Model Content

[0005] The purpose of the utility model is to address the deficiencies of the prior art and provide a battery automatic welding system, which sequentially arranges a loading station, a bus welding station, a terminal welding station and a unloading station along the length direction of a transmission channel, and a pushing module cooperates to perform step-by-step pushing and feeding of battery blanks on the transmission channel between stations, thereby realizing bus welding and terminal welding of the battery blanks in sequence, and arranging the transmission channel as a single channel for convenient observation and maintenance, and each station has a double working station to process two groups of battery blanks at a time, with high production capacity, solving the technical problems existing in the prior art that the production of bus and terminal welding lacks systematic automated processing equipment, and it is difficult to realize continuous automated processing.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A battery automatic welding system comprises: a transmission channel on which battery blanks are transmitted; a loading station, a bus welding station, a terminal welding station and a unloading station are sequentially arranged along the transmission direction of the battery blanks, and a loading module for orderly loading battery blanks, a bus welding module for welding busbars to battery blanks, a terminal welding module for welding terminals to battery blanks and an unloading module for orderly unloading battery blanks are distributed corresponding to each station; and a pushing module, which is arranged across each station and is used to push the battery blank located at the previous station to the next station.

[0008] Preferably, the transmission channel is configured as a single channel, and the battery blanks are transmitted in the single channel; each workstation is provided with a double working station to process two groups of battery blanks at a time.

[0009] Preferably, the loading module comprises: a loading conveyor line, on which the battery blanks are arranged for transportation; a lifting assembly, which is located at the output end of the loading conveyor line and lifts up the battery blanks at the output end one by one; a loading side push assembly, which is located above the output end of the loading conveyor line and pushes the battery blanks lifted by the lifting assembly to the transmission channel; and a loading front push assembly, which is located at the input front end of the transmission channel and pushes the battery blanks pushed by the loading side push assembly to the transmission channel by one position along the transmission direction of the transmission channel, and the pushing direction of the loading side push assembly is perpendicular to the pushing direction of the loading front push assembly.

[0010] Preferably, the busbar welding module and the terminal welding module both include: a lead wire feeding mechanism, a lead wire feeding mechanism and a busbar welding mechanism which are sequentially distributed, the busbar welding mechanism including a melting assembly and a welding fixture, the welding fixture being straddled on the transmission channel; the lead wire feeding mechanism cuts and shapes the continuous lead wire fed along the transmission direction of the transmission channel to obtain lead bars with a set length and shape, the welding fixture clamps and positions the battery blank transmitted from the transmission channel, the lead wire feeding mechanism clamps the lead bar and places it at a specified position of the welding fixture, and the melting assembly performs welding operations; at the busbar welding station, the melting assembly melts the lead bar until it is welded to the tab of the battery blank to form a bus; at the terminal welding station, the melting assembly melts the lead bar until it is welded to the terminal to form a bus.

[0011] Preferably, the lead wire feeding mechanism comprises: a rolling component for rolling the lead wire into lead strips, a cutting component for cutting the lead strips, and a shaping component for circumferentially extruding and shaping the lead strips, which are sequentially arranged along the transmission direction of the lead wire.

[0012] Preferably, the rolling assembly comprises: an upper pressure roller and a lower pressure roller, which are arranged in an upper and lower distribution and the lead wire is input from the gap between the upper pressure roller and the lower pressure roller; and a rolling drive assembly, which drives the upper pressure roller to rotate through gear meshing, and the lower pressure roller is installed to rotate freely.

[0013] Preferably, the shaping assembly includes: an upper extrusion assembly for extruding and shaping the vertical side surfaces of the lead strip and a side extrusion assembly for extruding and shaping the lateral side surfaces of the lead strip, and the upper extrusion assembly and the side extrusion assembly both include an extrusion driver and an extrusion part, and the extrusion driver drives the extrusion part to extrude the lead strip.

[0014] Preferably, the lead wire feeding mechanism comprises: a lead wire feeding drive assembly and a lead wire feeding clamp driven by the lead wire feeding drive assembly to transfer between the lead wire feeding mechanism and the busbar welding mechanism.

[0015] Preferably, the melting assembly comprises: a melting drive assembly and a heating gun driven to move by the melting drive assembly.

[0016] Preferably, the welding fixture comprises: a first seat body and a second seat body arranged opposite to each other, a placement space for placing battery blanks is provided between the first seat body and the second seat body; a clamping assembly, the clamping assembly is cooperatively mounted on the first seat body and the second seat body, and clamps and fixes the battery blanks in the placement space; a positioning assembly, the positioning assembly is mounted on the first seat body, and comprises a positioning portion driven by a positioning drive portion to move horizontally; and a comb tooth assembly, the comb tooth assembly is mounted on the second seat body and arranged opposite to the positioning assembly, and comprises a comb tooth portion arranged opposite to the positioning portion, the comb tooth portion is driven by the comb tooth drive portion to move horizontally and is provided with a plurality of comb teeth engaged with the tabs, and the comb tooth portion is in contact with the positioning portion to form a bus slot.

[0017] Preferably, the terminal welding module also includes: a terminal feeding mechanism and a terminal feeding mechanism; the terminal feeding mechanism includes a vibration disk that outputs terminals one by one and a terminal temporary storage component connected to the output end of the vibration disk, and the terminal temporary storage component is provided with a plurality of terminal temporary storage positions, and the terminals output by the vibration disk are temporarily stored in each terminal temporary storage position, and the terminal feeding mechanism simultaneously clamps a plurality of terminals temporarily stored on the terminal temporary storage component and places them on the specified position of the welding fixture.

[0018] Preferably, the terminal feeding mechanism comprises: a terminal feeding drive assembly and a terminal feeding gripper driven by the terminal feeding drive assembly to transfer between the terminal temporary storage assembly and the welding fixture, and several groups of the terminal feeding grippers are arranged corresponding to the terminal temporary storage positions.

[0019] Preferably, the unloading module comprises: an unloading conveyor line; an unloading side pushing assembly, which is located at the side of the output end of the transmission channel and is arranged opposite to the unloading conveyor line, and pushes the battery blanks pushed out by the pushing module on the transmission channel to the unloading conveyor line; a unloading front pushing assembly, which is distributed front and back along the transmission direction of the transmission channel with the unloading side pushing assembly, and the unloading front pushing assembly is located at the output end of the transmission channel, and pushes the battery blanks pushed out to the end of the transmission channel by the pushing module against the transmission direction of the transmission channel by one position to the unloading side pushing assembly, so as to be further pushed to the unloading conveyor line by the unloading side pushing assembly; the battery blanks are arranged on the unloading conveyor line for orderly output, and the transmission direction of the unloading conveyor line and the pushing direction of the unloading side pushing assembly are both perpendicular to the length direction of the transmission channel, and the pushing direction of the unloading front pushing assembly is parallel to the length direction of the transmission channel.

[0020] Preferably, the pushing module is located at the bottom of the transmission channel, and comprises: a pushing drive assembly; and a pushing rod assembly, wherein the pushing rod assembly is driven by the pushing drive assembly to move up and down so as to extend upward into the transmission channel or move downward and move along the length direction of the transmission channel to push the battery blanks on the transmission channel forward or reset itself, and a group of the pushing rod assemblies is respectively arranged corresponding to the loading station, the bus welding station, and the terminal welding station, and the pushing drive assembly drives the pushing rod assembly to move once along the length direction of the transmission channel, and each group of the pushing rod assemblies pushes the battery blanks on the loading station to the bus welding station, pushes the battery blanks on the bus welding station to the terminal welding station, and pushes the battery blanks on the terminal welding station to the unloading station.

[0021] Preferably, it also includes: a lead wire feeding guide wheel assembly for guiding the feed of the lead wire, the lead wire feeding mechanisms on the bus welding module and the terminal welding module are mirror-set, the lead wire of the lead wire feeding mechanism on the bus welding module is fed along the transmission direction of the battery blank, and a group of the lead wire feeding guide wheel assemblies are provided at the front end of the lead wire transmission, and the lead wire of the lead wire feeding mechanism on the terminal welding module is fed against the transmission direction of the battery blank, and a group of the lead wire feeding guide wheel assemblies are provided at the front end of the lead wire transmission.

[0022] Preferably, the lead wire feeding guide wheel assembly comprises: a detection probe for detecting the lead wire stock, the detection probe being provided with a perforation for the lead wire to pass through; and a guide wheel, the guide wheel being arranged correspondingly at the front end of the detection probe and provided with a guide groove, the lead wire is limitedly placed in the guide groove to obtain transmission guidance; the feeding end of the lead wire feeding mechanism is provided with a feeding guide hole whose height is adapted to the lead wire feeding guide wheel assembly.

[0023] The beneficial effects of the utility model are:

[0024] (1) The utility model sequentially arranges a loading station, a busbar welding station, a terminal welding station and a unloading station along the length direction of the transmission channel, and the pushing module cooperates to push and feed the battery blanks on the transmission channel between the stations, thereby realizing the busbar welding and terminal welding of the battery blanks in sequence, realizing the systematic and automated processing of busbar and terminal welding, and having high efficiency;

[0025] (2) The utility model sets the transmission channel as a single channel, which is convenient for observation and maintenance, and each workstation has a double working position, so that two groups of battery blanks can be processed at the same time, with high production capacity. The loading and unloading modules are equipped with side push and front push components, so that a group of two batteries can be loaded and unloaded in sequence, and each push rod assembly of the push module includes two groups of push rods, so that a group of two batteries can be pushed at the same time for loading;

[0026] (3) The utility model provides a busbar welding module and a terminal welding module, both of which include a lead wire feeding mechanism, a lead wire feeding mechanism and a welding mechanism. The lead wire feeding mechanism cuts and shapes the continuous lead wire to obtain a lead strip with a set length and shape. The welding fixture of the welding mechanism clamps and positions the battery blank transmitted from the transmission channel. The lead wire feeding mechanism clamps the lead strip and places it at a specified position of the welding fixture, and the melting component performs the welding operation of the busbar or the terminal. The mechanism is compact and the welding efficiency is high.

[0027] (4) The utility model provides a terminal welding module including a terminal feeding mechanism and a terminal feeding mechanism. The vibration plate of the terminal feeding mechanism conveys the supplied terminals and pre-stores them at four temporary storage points. The four grippers of the terminal feeding mechanism simultaneously grip the terminals and feed them to the corresponding notches of the welding fixture to perform terminal welding operations in combination with the lead strips.

[0028] (5) The utility model cooperates with two wire feeding mechanisms to respectively set a wire feeding guide wheel assembly at both ends along the conveying direction. Through the protective guidance of the guide wheel, the wire transmission process will not get stuck, thereby ensuring the welding quality and preventing the rear wire feeding mechanism from pulling the wire thin and affecting the welding quality. In addition, the probe is used to detect the wire storage situation and prompt to add material. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 It is a top view of the overall structure of the utility model;

[0030] Figure 2 It is a front view of the overall structure of the utility model;

[0031] Figure 3 It is a schematic diagram of the overall structure of the utility model;

[0032] Figure 4 for Figure 3 Enlarged view of point A in the middle;

[0033] Figure 5 The overall structure explosion of the utility model Figure 1 ;

[0034] Figure 6 It is a structural schematic diagram of the lead wire feeding mechanism in the utility model;

[0035] Figure 7 It is a structural front view of the lead wire feeding mechanism in the utility model;

[0036] Figure 8 It is a structural schematic diagram of the lead wire feeding mechanism in the utility model;

[0037] Fig. 9 It is a structural schematic diagram of the welding fixture in the utility model;

[0038] Fig.10 This is a structural front view of the welding fixture in the utility model;

[0039] Fig.11 This is a top view of the structure of the welding fixture in the utility model;

[0040] Fig.12 The overall structure explosion of the utility model Figure 2 ;

[0041] Fig.13 This is a schematic diagram of the structure of the terminal temporary storage component in the utility model;

[0042] Fig.14 This is a structural schematic diagram of the material pushing module in the utility model;

[0043] Fig.15 for Figure 5 Enlarged view of point B in the middle. DETAILED DESCRIPTION

[0044] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0045] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0046] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying 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 one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0047] Embodiment 1

[0048] like Figure 1-2 As shown, a battery automatic welding system comprises: a transmission channel 101, on which a battery blank 102 is transmitted; a loading station, a bus welding station, a terminal welding station and a unloading station are sequentially arranged along the transmission direction of the battery blank 102, and a loading module 10 for orderly loading the battery blank 102, a bus welding module 20 for welding the bus to the battery blank 102, a terminal welding module 30 for welding the terminal to the battery blank 102, and an unloading module 40 for orderly unloading the battery blank 102 are distributed corresponding to each station; and a pushing module 50, which is arranged across each station and is used to push the battery blank 102 located at the previous station to the next station.

[0049] In this embodiment, by sequentially arranging a loading station, a bus welding station, a terminal welding station and an unloading station along the length direction of the transmission channel 101, the pushing module 50 cooperates to perform step-by-step pushing and feeding of the battery blank 102 on the transmission channel 101 between the stations, thereby achieving bus welding and terminal welding of the battery blank 102 in sequence, realizing systematic and automated processing of bus and terminal welding with high efficiency.

[0050] As a preference, Figure 5 As shown, the transmission channel 101 is configured as a single channel, and the battery blanks 102 are transmitted in the single channel; each workstation is provided with double working stations to process two groups of battery blanks 102 at a time.

[0051] In this embodiment, the transmission channel 101 is set as a single channel to facilitate observation and maintenance, and each workstation has a double working position to process two groups of battery blanks 102 at a time, thereby achieving high production capacity.

[0052] Embodiment 2

[0053] The components of this embodiment that are the same as or corresponding to those in the above embodiment are marked with the same reference numerals as those in the above embodiment. For the sake of simplicity, only the differences from the above embodiment are described below. The differences between this embodiment and the above embodiment are:

[0054] As a preference, Figure 3 , 5 As shown, the busbar welding module 20 and the terminal welding module 30 both include: a lead wire feeding mechanism 2, a lead wire feeding mechanism 3 and a busbar welding mechanism 4 which are sequentially distributed, the busbar welding mechanism 4 includes a melting assembly 41 and a welding fixture 42, the welding fixture 42 is straddled on the transmission channel 101; the lead wire feeding mechanism 2 cuts and shapes the continuous lead wire fed along the transmission direction of the transmission channel 101 to obtain a lead bar with a set length and shape, the welding fixture 42 clamps and positions the battery blank 102 transmitted from the transmission channel 101, the lead wire feeding mechanism 3 clamps the lead bar and places it at the specified position of the welding fixture 42, and the melting assembly 41 performs welding operation; at the busbar welding station, the melting assembly 41 melts the lead bar until it is welded to the tab of the battery blank 102 to form a bus; at the terminal welding station, the melting assembly 41 melts the lead bar until it is welded to the terminal to form a bus.

[0055] In this embodiment, the bus welding module 20 and the terminal welding module 30 both include a lead wire feeding mechanism 2, a lead wire feeding mechanism 3 and a welding mechanism 4. The lead wire feeding mechanism 2 cuts and shapes the continuous lead wire to obtain a lead bar with a set length and shape. The welding fixture 42 of the welding mechanism 4 clamps and positions the battery blank 102 transmitted from the transmission channel 102. The lead wire feeding mechanism 3 clamps the lead bar and places it at the specified position of the welding fixture 42, and the melting assembly 41 performs the bus or terminal welding operation. The mechanism is compact and the welding efficiency is high.

[0056] As a preference, Figure 6-7 As shown, the lead wire feeding mechanism 2 includes: a rolling component 21 for rolling the lead wire into lead strips, a cutting component 22 for cutting the lead strips, and a shaping component 23 for circumferentially extruding and shaping the lead strips, which are sequentially arranged along the transmission direction of the lead wire.

[0057] Preferably, the rolling assembly 21 includes: an upper pressing roller 211 and a lower pressing roller 212, wherein the upper pressing roller 211 and the lower pressing roller 212 are arranged in an upper and lower distribution and the lead wire is input from the gap between the upper pressing roller 211 and the lower pressing roller 212; and a rolling drive assembly 213, wherein the rolling drive assembly 213 drives the upper pressing roller 211 to rotate through gear meshing, and the lower pressing roller 212 is installed to rotate freely.

[0058] In this embodiment, the upper pressure roller 211 of the rolling assembly 21 is used as an active roller, which cooperates with the driven lower pressure roller 212, and the lead wire in the gap between the two is pulled forward and flattened by friction, so that the structure is simplified.

[0059] In addition, by using the rolling component 21 to roll the lead wire into lead bars, and then using the cutting component 22 to cut the lead bars into the length required for busbar cast welding, and using the shaping component 23 to perform circumferential extrusion and shaping on the lead bars, the length and width of the lead bars can just meet the welding work, avoiding waste, saving costs, and the flow distribution of the lead bars when heated is more uniform.

[0060] Preferably, the shaping component 23 includes: an upper extrusion component 231 for extruding and shaping the vertical side of the lead bar and a side extrusion component 232 for extruding and shaping the lateral side of the lead bar. The upper extrusion component 231 and the side extrusion component 232 both include an extrusion driver 2311 and an extrusion part 2312. The extrusion driver 2311 drives the extrusion part 2312 to extrude the lead bar.

[0061] As a preference, Figure 8 As shown, the lead wire feeding mechanism 3 includes: a lead wire feeding driving assembly 31 and a lead wire feeding clamp 32 driven by the lead wire feeding driving assembly 31 to transfer between the lead wire feeding mechanism 2 and the busbar welding mechanism 4.

[0062] As a preference, Figure 5 As shown, the melting assembly 41 includes: a melting driving assembly 411 and a heating gun 412 driven to move by the melting driving assembly 411 .

[0063] As a preference, Figure 9-11 As shown, the welding fixture 42 includes: a first seat body 421 and a second seat body 422 arranged opposite to each other, wherein a placement space 420 for placing the battery blank 102 is provided between the first seat body 421 and the second seat body 422; a clamping component 423, wherein the clamping component 423 is mounted on the first seat body 421 and the second seat body 422, and clamps and fixes the battery blank 102 in the placement space 420; and a positioning component 424, wherein the positioning component 424 is mounted on the first seat body 421, and includes a battery blank 102 disposed in the battery blank 102. It includes a positioning portion 4241 driven by a positioning drive portion 4242 to move horizontally; and a comb tooth assembly 425, wherein the comb tooth assembly 425 is installed on the second seat body 422 and arranged opposite to the positioning assembly 424, and includes a comb tooth portion 4251 arranged opposite to the positioning portion 4241, and the comb tooth portion 4251 is driven by the comb tooth drive portion 4252 to move horizontally and is provided with a plurality of comb teeth engaged with the pole ears, and the comb tooth portion 4251 is in contact with the positioning portion 4241 to form a bus slot 104.

[0064] In this embodiment, the comb tooth assembly 425 is used in conjunction with the positioning assembly 424 by the welding fixture 42 to close the lead-acid battery ears to form a bus slot 104. The bus slot 104 is used to carry the lead liquid after the lead wire is heated and melted, so that the lead liquid forms a bus after cooling. After the bus is formed, the comb tooth assembly 425 and the positioning assembly 424 can be separated smoothly, with a high degree of automation, good welding effect, and no interference problems.

[0065] As a preference, Figure 3 , 5 As shown, the terminal welding module 30 also includes: a terminal feeding mechanism 5 and a terminal feeding mechanism 6; Fig.12 As shown, the terminal feeding mechanism 5 includes a vibration plate 51 for outputting the terminals 103 one by one and a terminal temporary storage component 52 connected to the output end of the vibration plate 51. Fig.13 As shown, the terminal temporary storage component 52 is provided with a plurality of terminal temporary storage positions 521 , and the terminals 103 outputted from the vibration disk 51 are temporarily stored in each terminal temporary storage position 521 , and the terminal feeding mechanism 6 simultaneously clamps a plurality of terminals temporarily stored in the terminal temporary storage component 52 and places them in the designated position of the welding fixture 42 .

[0066] As a preference, Fig.12As shown, the terminal feeding mechanism 6 includes: a terminal feeding drive component 61 and a terminal feeding gripper 62 driven by the terminal feeding drive component 61 to transfer between the terminal temporary storage component 52 and the welding fixture 42, and the terminal feeding gripper 62 is provided with several groups corresponding to the terminal temporary storage position 521.

[0067] In this embodiment, the terminal welding module 30 also includes a terminal feeding mechanism 5 and a terminal feeding mechanism 6. The vibration disk 51 of the terminal feeding mechanism 5 transports the supply terminals 103 and pre-stores them in four terminal temporary storage positions 521. The four terminal feeding clamps 62 of the terminal feeding mechanism 6 simultaneously clamp the four terminals 103 and feed them to the corresponding notches of the welding fixture 42 to combine with the lead strip to perform terminal welding operations.

[0068] Embodiment 3

[0069] The components of this embodiment that are the same as or corresponding to those in the above embodiment are marked with the same reference numerals as those in the above embodiment. For the sake of simplicity, only the differences from the above embodiment are described below. The differences between this embodiment and the above embodiment are:

[0070] As a preferred embodiment, it also includes: Figure 2 As shown, a lead wire feeding guide wheel assembly 9 for guiding the feeding of the lead wire, the lead wire feeding mechanisms 2 on the bus welding module 20 and the terminal welding module 30 are arranged in a mirror image, the lead wire of the lead wire feeding mechanism 2 on the bus welding module 20 is fed along the transmission direction of the battery blank 102, and a group of the lead wire feeding guide wheel assembly 9 is arranged at the front end of the transmission of the lead wire, and the lead wire of the lead wire feeding mechanism 2 on the terminal welding module 30 is fed against the transmission direction of the battery blank 102, and a group of the lead wire feeding guide wheel assembly 9 is arranged at the front end of the transmission of the lead wire.

[0071] As a preference, Fig.15 As shown, the lead wire feeding guide wheel assembly 9 includes: a detection probe 91 for detecting the lead wire stock, the detection probe 91 is provided with a through hole 911 for the lead wire to pass through; and a guide wheel 92, the guide wheel 92 is correspondingly arranged at the front end of the detection probe 91, and is provided with a guide groove 921, and the lead wire is limitedly placed in the guide groove 921 to obtain transmission guidance; the feeding end of the lead wire feeding mechanism 2 is provided with a feeding guide hole 201 whose height is adapted to the lead wire feeding guide wheel assembly 9.

[0072] In this embodiment, a lead wire guide wheel assembly 9 is respectively provided at both ends of the conveying direction of the transmission channel 101 in conjunction with the two lead wire feeding mechanisms 2. Through the protective guidance of the guide wheel 92, the lead wire transmission process will not get stuck, thereby ensuring the welding quality and preventing the rear lead wire feeding mechanism 2 from pulling the lead wire thinner and affecting the welding quality. In addition, the detection probe 91 is used to detect the lead wire storage situation and prompt replenishment, with a high degree of automation.

[0073] Embodiment 4

[0074] The components of this embodiment that are the same as or corresponding to those in the above embodiment are marked with the same reference numerals as those in the above embodiment. For the sake of simplicity, only the differences from the above embodiment are described below. The differences between this embodiment and the above embodiment are:

[0075] As a preference, Figure 2 As shown, the pusher module 50 is located at the bottom of the transmission channel 101, combined with Fig.14 As shown, it includes: a pusher drive assembly 81; and a pusher rod assembly 82, the pusher rod assembly 82 is driven by the pusher drive assembly 81 to move up and down to extend upward into the transmission channel 101 or move downward and move along the length direction of the transmission channel 101 to push the battery blank 102 on the transmission channel 101 to move forward or reset itself, and the pusher rod assembly 82 is respectively provided with a group corresponding to the loading station, the bus welding station, and the terminal welding station. Each time the pusher drive assembly 81 drives the pusher rod assembly 82 to move once along the length direction of the transmission channel 101, each group of pusher rod assemblies 82 pushes the battery blank 102 on the loading station to the bus welding station, pushes the battery blank 102 on the bus welding station to the terminal welding station, and pushes the battery blank 102 on the terminal welding station to the unloading station.

[0076] In this embodiment, a group of push rod assemblies 82 corresponding to the loading station, bus welding station, and terminal welding station are respectively arranged in cooperation with the push module 50, so that the push drive assembly 81 drives the push rod assembly 82 to move once along the length direction of the transmission channel 101, and can push the battery blanks 102 located at each previous station to the next station accordingly.

[0077] In addition, it should be noted that each push rod assembly 82 includes two groups of push rods, so as to push a group of two battery blanks 102 for loading at the same time, thereby matching the need of the double working station of each station to process two groups of battery blanks 102 at a time.

[0078] Embodiment 5

[0079] The components of this embodiment that are the same as or corresponding to those in the above embodiment are marked with the same reference numerals as those in the above embodiment. For the sake of simplicity, only the differences from the above embodiment are described below. The differences between this embodiment and the above embodiment are:

[0080] As a preference, Figure 4 As shown, the loading module 10 includes: a loading conveyor line 11, and the battery blanks 102 are arranged on the loading conveyor line 11 for transportation; a lifting assembly 12, and the lifting assembly 12 is located at the output end of the loading conveyor line 11, and lifts up the battery blanks 102 at the output end one by one; a loading side push assembly 13, and the loading side push assembly 13 is located above the output end of the loading conveyor line 11, and pushes the battery blanks 102 lifted by the lifting assembly 12 to the transmission channel 101; and a loading front push assembly 14, and the loading front push assembly 14 is located at the input front end of the transmission channel 101, and pushes the battery blanks 102 pushed by the loading side push assembly 13 to the transmission channel 101 along the transmission direction of the transmission channel 101 One body position, the pushing direction of the loading side push assembly 13 is perpendicular to the pushing direction of the loading front push assembly 14.

[0081] As a preference, Figure 1 As shown, the unloading module 40 includes: an unloading conveyor line 71; an unloading side push assembly 72, the unloading side push assembly 72 is located at the side of the output end of the transmission channel 101 and is arranged opposite to the unloading conveyor line 71, and pushes the battery blank 102 pushed out by the pushing module 50 on the transmission channel 101 to the unloading conveyor line 71; an unloading front push assembly 73, the unloading side push assembly 72 and the unloading front push assembly 73 are arranged front and back along the transmission direction of the transmission channel 101, and the unloading front push assembly 73 is located at the output end of the transmission channel 101, and pushes The battery blank 102 pushed to the end of the transmission channel 101 by the pushing module 50 is pushed one body position against the transmission direction of the transmission channel 101 to the side pushing component 72 facing the unloading material, so as to be further pushed to the unloading conveyor line 71 by the side pushing component 72; the battery blank 102 is arranged on the unloading conveyor line 71 for orderly output, and the transmission direction of the unloading conveyor line 71 and the pushing direction of the unloading side pushing component 72 are both perpendicular to the length direction of the transmission channel 101, and the pushing direction of the unloading front pushing component 73 is parallel to the length direction of the transmission channel 101.

[0082] In this embodiment, the loading and unloading modules are configured to include side push and front push components, so that two battery blanks 102 in a group are loaded and unloaded in sequence, thereby matching the need of the double working stations of each station to process two groups of battery blanks 102 at a time.

[0083] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A battery automatic welding system, characterized in that: include: A transmission channel (101), on which the battery blank (102) is transmitted; A loading station, a busbar welding station, a terminal welding station and a unloading station are sequentially arranged along the transmission direction of the battery blank (102), and a loading module (10) for orderly loading the battery blank (102), a busbar welding module (20) for welding the busbar to the battery blank (102), a terminal welding module (30) for welding the terminal to the battery blank (102) and an unloading module (40) for orderly unloading the battery blank (102) are arranged corresponding to each station; and A pushing module (50) is arranged across each workstation and is used to push the battery blank (102) located at the previous workstation to the next workstation.

2. A battery automatic welding system according to claim 1, characterized in that: The transmission channel (101) is configured as a single channel, and the battery blanks (102) are transmitted in the single channel; each workstation is configured with a double workstation to process two groups of battery blanks (102) simultaneously each time.

3. The battery automatic welding system according to claim 1, characterized in that: The loading module (10) comprises: A loading conveyor line (11), wherein the battery blanks (102) are arranged on the loading conveyor line (11) for conveyance; A lifting component (12), the lifting component (12) is located at the output end of the loading conveyor line (11), and lifts up the battery blanks (102) at the output end one by one; A loading side push assembly (13), the loading side push assembly (13) being located above the output end of the loading conveyor line (11), and pushing the battery blank (102) lifted by the lifting assembly (12) to the transmission channel (101); and A loading front push component (14), the loading front push component (14) is located at the input front end of the transmission channel (101), and pushes the battery blank (102) pushed to the transmission channel (101) by the loading side push component (13) by one position along the transmission direction of the transmission channel (101), and the pushing direction of the loading side push component (13) is perpendicular to the pushing direction of the loading front push component (14).

4. The battery automatic welding system according to claim 1, characterized in that: The busbar welding module (20) and the terminal welding module (30) both comprise: A lead wire feeding mechanism (2), a lead wire feeding mechanism (3) and a busbar welding mechanism (4) are sequentially arranged, the busbar welding mechanism (4) comprising a melting assembly (41) and a welding fixture (42), the welding fixture (42) being arranged across the transmission channel (101); The lead wire feeding mechanism (2) cuts and shapes the continuous lead wire fed along the transmission direction of the transmission channel (101) to obtain a lead strip having a set length and shape; the welding fixture (42) clamps and positions the battery blank (102) transmitted from the transmission channel (101); the lead wire feeding mechanism (3) clamps the lead strip and places it at a designated position of the welding fixture (42); and the melting assembly (41) performs welding operations; At the busbar welding station, the melting component (41) melts the lead bar until it is welded to the tab of the battery blank (102) to form a busbar; at the terminal welding station, the melting component (41) melts the lead bar until it is welded to the terminal to form a busbar.

5. A battery automatic welding system according to claim 4, characterized in that: The terminal welding module (30) further comprises: A terminal feeding mechanism (5) and a terminal feeding mechanism (6); The terminal feeding mechanism (5) comprises a vibration disk (51) for outputting terminals (103) one by one, and a terminal temporary storage component (52) connected to the output end of the vibration disk (51); a plurality of terminal temporary storage positions (521) are arranged on the terminal temporary storage component (52); the terminals (103) output by the vibration disk (51) are temporarily stored in each terminal temporary storage position (521); and the terminal feeding mechanism (6) simultaneously clamps a plurality of terminals temporarily stored on the terminal temporary storage component (52) and places them on a designated position of a welding fixture (42).

6. A battery automatic welding system according to claim 5, characterized in that: The terminal feeding mechanism (6) comprises: A terminal feeding drive component (61) and a terminal feeding gripper (62) driven by the terminal feeding drive component (61) to transfer between a terminal temporary storage component (52) and a welding fixture (42), wherein a plurality of groups of the terminal feeding grippers (62) are arranged corresponding to the terminal temporary storage positions (521).

7. The battery automatic welding system according to claim 1, characterized in that: The blanking module (40) comprises: Unloading conveyor line (71); A material unloading side push component (72), the material unloading side push component (72) is located at the side of the output end of the transmission channel (101) and is arranged directly opposite the material unloading conveyor line (71), and pushes the battery blank (102) pushed out by the material push module (50) on the transmission channel (101) to the material unloading conveyor line (71); A material unloading forward pushing component (73), wherein the material unloading side pushing component (72) and the material unloading forward pushing component (73) are arranged front and rear in a distribution along the transmission direction of the transmission channel (101), and the material unloading forward pushing component (73) is located at the output end of the transmission channel (101), and pushes the battery blank (102) pushed out by the material pushing module (50) to the end of the transmission channel (101) by one position against the transmission direction of the transmission channel (101) to face the material unloading side pushing component (72), so that the battery blank (102) is further pushed sideways by the material unloading side pushing component (72) to the material unloading conveying line (71); The battery blanks (102) are arranged on the unloading conveyor line (71) for orderly output; the conveying direction of the unloading conveyor line (71) and the pushing direction of the unloading side push assembly (72) are both perpendicular to the length direction of the transmission channel (101); and the pushing direction of the unloading front push assembly (73) is parallel to the length direction of the transmission channel (101).

8. The battery automatic welding system according to claim 1, characterized in that: The pushing module (50) is located at the bottom of the transmission channel (101), and comprises: A push drive assembly (81); and A push rod assembly (82), wherein the push rod assembly (82) is driven by the push drive assembly (81) to move up and down so as to extend upward into the transmission channel (101) or move downward out and to move along the length direction of the transmission channel (101) to push the battery blank (102) on the transmission channel (101) to move forward or reset itself. A group of push rod assemblies (82) are respectively arranged corresponding to the loading station, the bus welding station, and the terminal welding station. Each time the push drive assembly (81) drives the push rod assembly (82) to move along the length direction of the transmission channel (101) once, each group of push rod assemblies (82) pushes the battery blank (102) on the loading station to the bus welding station, pushes the battery blank (102) on the bus welding station to the terminal welding station, and pushes the battery blank (102) on the terminal welding station to the unloading station.

9. The battery automatic welding system according to claim 4, characterized in that: Also includes: A lead wire feed guide wheel assembly (9) for guiding the feed of lead wire, the lead wire feeding mechanisms (2) on the busbar welding module (20) and the terminal welding module (30) are arranged in a mirror image, the lead wire of the lead wire feeding mechanism (2) on the busbar welding module (20) is fed along the transmission direction of the battery blank (102), and a group of the lead wire feed guide wheel assemblies (9) are arranged at the front end of the transmission of the lead wire, and the lead wire of the lead wire feeding mechanism (2) on the terminal welding module (30) is fed against the transmission direction of the battery blank (102), and a group of the lead wire feed guide wheel assemblies (9) are arranged at the front end of the transmission of the lead wire.

10. The battery automatic welding system according to claim 9, characterized in that: The lead wire guide wheel assembly (9) comprises: A detection probe (91) for detecting lead wire stock, wherein the detection probe (91) is provided with a through hole (911) for the lead wire to pass through; and A guide wheel (92), wherein the guide wheel (92) is arranged correspondingly at the front end of the detection probe (91), and is provided with a guide groove (921), and the lead wire is limitedly placed in the guide groove (921) to obtain transmission guidance; the feed end of the lead wire feeding mechanism (2) is provided with a feed guide hole (201) whose height is compatible with the feed lead wire guide wheel assembly (9).

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