Rotary variable-pitch feeding and discharging device and hot pressing equipment

Abstract

The utility model relates to the technical field of battery production equipment, and provides a rotary variable-pitch feeding and discharging device and hot pressing equipment, and the rotary variable-pitch feeding and discharging device comprises a mechanism main body, a rotary variable-pitch assembly and a plurality of clamping jaw parts; the rotary pitch-variable assembly is provided with a plurality of adjusting ends, the spacing of the correspondingly connected clamping jaw components can be adjusted by changing the spacing of the adjusting ends, and when the spacing of the lamination table pole group is not consistent with the height spacing of the multilayer hot press layer, the height of the multilayer hot press layer can be adjusted by adjusting the spacing of the clamping jaw components. Meanwhile, the distance between pole groups of the lamination table and the distance between the layers of the multi-layer hot press are matched, the clamping jaw component is driven to rotate by rotating the distance changing assembly, so that the battery cells smoothly enter the multi-layer hot press, the problem that materials are fed from the lamination table to the hot press at a time is solved, and the mechanism is simple, high in action efficiency, small in occupied area and low in cost.

Description

Technical Field

[0001] The utility model relates to the technical field of battery production equipment, in particular to a rotary variable-distance loading and unloading device and hot pressing equipment. Background Art

[0002] After existing battery cells are stacked, the cells have low strength, soft hardness, poor dimensional stability, and the alignment of the positive and negative poles is easily affected by movement and becomes worse. The contact between the positive and negative poles will cause a short circuit in the battery cells, posing a major safety risk. Therefore, stacked battery cells require a hot pressing process to ensure the alignment of the positive and negative poles and dimensional stability of the stacked battery cells.

[0003] The existing hot pressing mechanism requires the loading and unloading mechanism to take the battery cells from the stacking table and then transport the battery cells to the multiple feed ports of the multi-layer hot press. However, there is a situation where the distance between the pole groups of the stacking table and the height distance between the layers of the multi-layer hot press do not correspond to each other, resulting in the fixed distance of the loading and unloading mechanism being unable to meet the two distance requirements and unable to achieve normal loading and unloading. Utility Model Content

[0004] The utility model provides a rotating variable-pitch loading and unloading device and hot pressing equipment, which are used to solve the problem in the prior art that the spacing between the stacking table pole groups does not correspond to the layer height spacing of the multi-layer hot pressing machine, and the existing loading and unloading mechanism cannot load and unload normally.

[0005] On the one hand, the utility model provides a rotary variable-distance loading and unloading device, comprising:

[0006] The main body of the mechanism has a material conveying end capable of adjusting the loading and unloading positions;

[0007] A rotating pitch-changing assembly connected to the material conveying end of the mechanism body and having a plurality of adjustment ends;

[0008] A plurality of claw components are respectively connected to each of the adjustment ends in a one-to-one correspondence and are used to clamp the battery core; the plurality of claw components can follow the plurality of adjustment ends of the rotating pitch-changing assembly to adjust the angle and spacing.

[0009] According to the rotary variable pitch loading and unloading device provided by the utility model, the rotary variable pitch component includes:

[0010] A rotating mechanism connected to the material conveying end of the mechanism body and having a plurality of rotating ends;

[0011] A plurality of pitch-changing mechanisms are respectively connected to a plurality of rotating ends of the rotating component, and the claw components are respectively connected to the action ends corresponding to the pitch-changing mechanisms.

[0012] According to the rotary variable-distance loading and unloading device provided by the utility model, the rotary mechanism includes:

[0013] A first rotating driving component, a fixed end of which is connected to the material conveying end of the mechanism body;

[0014] A driving wheel connected to the action end of the first rotating driving component;

[0015] A rotating base connected to the end of the driving wheel;

[0016] A plurality of driven wheels are rotatably connected to the rotating base and are located on the same side as the driving wheel; the driving wheel and the plurality of driven wheels are connected via a synchronous belt transmission;

[0017] A plurality of rotating substrates; the rotating shafts of the plurality of driven wheels all penetrate to the other side of the rotating base, and the plurality of rotating substrates are respectively connected to the rotating shafts of the corresponding driven wheels; and the pitch changing mechanisms are respectively connected to the corresponding rotating substrates.

[0018] According to the rotary variable pitch loading and unloading device provided by the utility model, the variable pitch mechanism includes:

[0019] A first guide rail slider assembly is connected to the rotating base plate; the claw component is connected to the first slider of the first guide rail slider assembly;

[0020] The first linear driving component is connected to the rotating base plate and is arranged in parallel with the first guide rail component of the first guide rail component slider assembly, and its action end is connected to the first slider component.

[0021] According to the rotary variable-distance loading and unloading device provided by the utility model, the mechanism body comprises:

[0022] Workbench;

[0023] An X-axis displacement component, connected to the workbench, whose action end can move along the X-axis direction;

[0024] A Y-axis displacement component, connected to the action end of the X-axis displacement component, and the action end can move along the Y-axis direction;

[0025] A second rotation driving component connected to the action end of the Y-axis displacement assembly;

[0026] The Z-axis displacement component is connected to the action end of the second rotating drive component, and its action end is the material conveying end, which can move along the Z-axis direction; the rotation variable pitch component is connected to the action end of the Z-axis displacement component.

[0027] According to the rotary variable-distance loading and unloading device provided by the utility model, the X-axis displacement component includes:

[0028] A first mounting substrate is arranged above the workbench in parallel; the Y-axis displacement component is arranged above the first mounting substrate;

[0029] A plurality of groups of second guide rail and slider assemblies are arranged between the workbench and the first mounting substrate at intervals along the X-axis direction, the second guide rail members of the second guide rail and slider assemblies are connected to the workbench, and the second slider members are connected to the first mounting substrate;

[0030] The third linear driving component is connected to the workbench along the X-axis direction, and an actuating end thereof is connected to the first mounting substrate.

[0031] According to the rotary variable-distance loading and unloading device provided by the utility model, the Y-axis displacement component includes:

[0032] A second mounting substrate is arranged above the first mounting substrate in parallel; and the second rotation driving component is arranged above the second mounting substrate;

[0033] A plurality of sets of third guide rail slider assemblies are arranged between the first mounting substrate and the second mounting substrate at intervals along the Y-axis direction, wherein the third guide rail members of the third guide rail slider assemblies are connected to the first mounting substrate, and the third slider members are connected to the second mounting substrate;

[0034] The third linear driving component is connected to the top of the first mounting substrate along the Y-axis direction, and an actuating end thereof is connected to the second mounting substrate.

[0035] According to the rotary variable-distance loading and unloading device provided by the utility model, the Z-axis displacement component includes:

[0036] A mobile frame connected to the action end of the second rotation driving component;

[0037] A plurality of sets of fourth guide rail slider assemblies are arranged at intervals on one side of the mobile frame along the Z-axis direction, and the fourth guide rail members of the fourth guide rail slider assemblies are connected to the mobile frame;

[0038] A third mounting substrate is connected to the fourth slider member of the fourth guide rail slider assembly; the rotation variable pitch assembly is connected to the third mounting substrate;

[0039] The fourth linear driving component is connected to the movable frame along the Z-axis direction, and the action end thereof is connected to the third mounting substrate.

[0040] On the other hand, the utility model also provides a hot pressing device, including the above-mentioned loading and unloading device.

[0041] According to the hot pressing equipment provided by the utility model, the loading and unloading devices are provided with multiple groups, and the multiple groups of loading and unloading devices cooperate with the same lamination table; and transport the materials to different hot presses.

[0042] The utility model provides a rotary variable pitch loading and unloading device, which is provided with a rotary variable pitch component with multiple adjustment ends. By changing the spacing of the adjustment ends, the spacing of multiple correspondingly connected claw parts can be adjusted. When the spacing between the pole groups of the lamination table is inconsistent with the layer height spacing of the multi-layer hot press, the spacing of the claw parts is adjusted to adapt to the spacing between the pole groups of the lamination table and the layer height spacing of the multi-layer hot press at the same time, and the rotary variable pitch component is used to drive the claw parts to rotate, so that the battery cells can smoothly enter the multi-layer hot press, thereby solving the problem of loading from the lamination table to the hot press at one time. The utility model has a simple structure, high action efficiency, small footprint and low cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0043] In order to more clearly illustrate the technical solutions in the present invention or the prior art, a brief introduction will be given below to the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0044] Figure 1 It is a structural schematic diagram of a rotary variable-distance loading and unloading device provided in an embodiment of the utility model;

[0045] Figure 2 It is a side view of the rotary variable-distance loading and unloading device provided by an embodiment of the utility model;

[0046] Figure 3 It is a structural schematic diagram of the hot pressing equipment provided by the embodiment of the utility model;

[0047] Figure 4 yes Figure 3 The enlarged schematic diagram of point A in the middle;

[0048] Figure 5 This is one of the structural schematic diagrams of the rotary pitch-changing assembly provided in the embodiment of the utility model;

[0049] Figure 6 This is the second structural schematic diagram of the rotary pitch-changing assembly provided in the embodiment of the utility model;

[0050] Figure 7 yes Figure 6 A magnified schematic diagram of point B in the middle.

[0051] Reference numerals:

[0052] 1. Mechanism body; 10. Workbench; 11. X-axis displacement assembly; 110. First mounting substrate; 111. Second guide rail slider assembly; 112. Third linear drive component; 12. Y-axis displacement assembly; 120. Second mounting substrate; 121. Third guide rail slider assembly; 122. Third linear drive component; 13. Second rotation drive component; 14. Z-axis displacement assembly; 140. Mobile frame; 141. Fourth guide rail slider assembly; 142. Third mounting substrate; 143. Fourth linear drive component; 2. Rotational pitch change assembly; 20. Rotational mechanism; 200. First rotation drive component; 201. Driving wheel; 202. Rotational base; 203. Driven wheel; 204. Rotational substrate; 205. Tensioning wheel mechanism; 21. Pitch change mechanism; 210. First guide rail slider assembly; 211. First linear drive component; 3. Clamping claw component; 4. Lamination table; 5. Hot press. DETAILED DESCRIPTION

[0053] In order to make the purpose, technical solution and advantages of the utility model clearer, the technical solution of the utility model will be described clearly and completely in conjunction with the drawings in the utility model. Obviously, the described embodiments are 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.

[0054] Combine the following Figure 1-Figure 7 The utility model describes a rotary variable-distance loading and unloading device and a hot pressing device.

[0055] like Figure 1-2 As shown, a rotary variable pitch loading and unloading device provided by an embodiment of the utility model comprises: a mechanism body 1, a rotary variable pitch assembly 2 and a plurality of claw components 3; wherein,

[0056] The mechanism body 1 has a material conveying end capable of adjusting the loading and unloading positions; the rotating pitch changing component 2 is connected to the material conveying end of the mechanism body 1 and has multiple adjustment ends; multiple claw components 3 are respectively connected to the multiple adjustment ends of the rotating pitch changing component 2 for clamping the battery cells; the rotating pitch changing component 2 can adjust the angles and spacings of the multiple adjustment ends to adjust the angles and spacings of the claw components 3.

[0057] It should be noted that the mechanism body 1 is a workbench with conveying capabilities in three directions: X, Y, and Z, and can convey the material conveying end to a specified position.

[0058] Specifically, the clamping claw component 3 is a prior art, and can preferably be a pneumatic clamping claw, which is adapted to the outer contour of the battery cell and can be used to clamp the battery cell.

[0059] In the above scheme, the mechanism body 1 can transport the rotating variable pitch component 2 and the claw component 3 to the specified position; by changing the spacing of the adjustment end, the spacing of the correspondingly connected multiple claw components 3 can be adjusted. When the spacing between the 4 pole groups of the stacking table is inconsistent with the height spacing of the multi-layer hot press 5, the spacing of the claw components 3 is adjusted to adapt the spacing between the 4 pole groups of the stacking table and the height spacing of the multi-layer hot press 5 at the same time, and the rotating variable pitch component 2 drives the claw component 3 to rotate, so that the battery cell can smoothly enter the multi-layer hot press 5, solving the problem of loading from the stacking table 4 to the hot press 5 at one time. The mechanism has a simple structure, high operation efficiency, small footprint, and low cost.

[0060] like Figure 5-7 As shown, in the preferred embodiment of the present utility model, the rotation and pitch changing assembly 2 comprises: a rotation mechanism 20 and a pitch changing mechanism 21; wherein,

[0061] The rotating mechanism 20 has a plurality of rotating ends and is connected to the material conveying end of the mechanism body 1;

[0062] The plurality of pitch-changing mechanisms 21 are respectively connected to the plurality of rotating ends of the rotating component, and the claw components 3 are respectively connected to the action ends corresponding to the pitch-changing mechanisms 21 .

[0063] In the above scheme, the pitch-changing mechanism 21 can adjust the spacing of the action end, thereby driving the claw component 3 to adjust the spacing, so as to adapt to the spacing of the 4-pole group of the stacking table and the height spacing of the 5 layers of the multi-layer hot press; then, through the rotation of the rotating mechanism 20, the angle of the claw component 3 is rotated to make it consistent with the feeding angle of the hot press 5, thereby realizing normal loading in one time, which is beneficial to improving work efficiency.

[0064] like Figure 5-7 As shown, in the preferred embodiment of the present utility model, the rotating mechanism 20 includes: a first rotating driving component 200, a driving wheel 201, a rotating base 202, a driven wheel 203 and a rotating base plate 204;

[0065] The fixed end of the first rotating driving component 200 is connected to the material conveying end of the mechanism body 1; the driving wheel 201 is a synchronous pulley, which is connected to the action end of the first rotating driving component 200 through a connecting shaft; the rotating base 202 is fixedly connected to the end of the driving wheel 201; the first rotating driving component 200 can drive the driving wheel 201 and the rotating base 202 to rotate;

[0066] The multiple driven wheels 203 rotate respectively and are all synchronous pulleys, symmetrically distributed on both sides of the driving wheel 201, and are rotatably connected to the rotating base 202 through a rotating shaft; and the driving wheel 201 and the driven wheels 203 are on the same side of the rotating base 202; the driving wheel 201 and the multiple driven wheels 203 are connected through a synchronous belt transmission; the rotating shafts of the multiple driven wheels 203 all penetrate to the other side of the rotating base 202, and the multiple rotating base plates 204 are respectively connected to the rotating shafts of the corresponding driven wheels 203; the pitch changing mechanisms 21 are respectively connected to the corresponding rotating base plates 204.

[0067] Specifically, the first rotating drive component 200 is a prior art, and can be a combination of a motor and a gear box, in which the gear box is fixed at the material conveying end, the motor is used to drive the gear box to rotate, and the driving wheel 201 is driven by the output shaft of the gear box; it can also be an electrical slip ring device, in which the main part is fixed at the material conveying end, and the rotating part is connected to the driving wheel 201 to achieve rotation.

[0068] Specifically, the rotating shafts of the plurality of driven wheels 203 pass through the rotating base 202 , and flanges are provided at the protruding ends thereof, and are connected to the rotating base plate 204 via the flanges.

[0069] Specifically, a plurality of tensioning wheel mechanisms 205 are provided on the outer side of the synchronous belt, which are arranged in pairs on the upper and lower sides of the synchronous belt for adjusting the tension of the synchronous belt.

[0070] It should be noted that the driving wheel 201, the driven wheel 203 and the synchronous belt can be replaced by a transmission structure with the same transmission principle, such as a sprocket and a chain.

[0071] In the above scheme, when the first rotating driving component 200 rotates, it can drive the active wheel 201 and the rotating base 202 to rotate synchronously, and while the active wheel 201 rotates, it can also drive multiple driven wheels 203 to rotate synchronously through a synchronous belt, so that the angle of the rotating substrate 204 and the rotating machine base rotate synchronously, and then drive the claw component 3 to rotate, so that the angle of the battery cell is consistent with the feeding angle of the hot press 5, thereby realizing faster loading and unloading and improving work efficiency.

[0072] In the preferred embodiment of the present utility model, the pitch-changing mechanism 21 comprises: a first guide rail slider assembly 210 and a first linear drive component 211; wherein,

[0073] The first guide rail slider assembly 210 is connected to the rotating base plate 204; the claw component 3 is connected to the first slider component of the first guide rail slider assembly 210; the first linear drive component 211 is connected to the rotating base plate 204, and is arranged parallel to the first guide rail component of the first guide rail slider assembly 210, and its action end is connected to the first slider component.

[0074] Specifically, the first linear driving component 211 is a prior art, and may be a linear module device, or an electric push rod mechanism, a hydraulic cylinder or a pneumatic cylinder that can achieve linear displacement.

[0075] In the above scheme, the first linear driving component 211 can drive the claw component 3 to slide back and forth on the rotating substrate 204. When multiple claw components 3 are adjusted at the same time, the distance between adjacent claw components 3 will change. Through pre-design, the size requirements of the stacking table 4 and the hot press 5 can be met at the same time, thereby achieving normal loading.

[0076] like Figure 1-4 As shown, in the preferred embodiment of the utility model, the mechanism body 1 includes: a workbench 10, an X-axis displacement component 11, a Y-axis displacement component 12, a second rotation driving component 13 and a Z-axis displacement component 14; wherein,

[0077] The workbench 10 is connected to the hot pressing equipment; the X-axis displacement component 11 is connected to the workbench 10, and its action end can move along the X-axis direction; the Y-axis displacement component 12 is connected to the action end of the X-axis displacement component 11, and its action end can move along the Y-axis direction; the second rotation drive component 13 is connected to the action end of the Y-axis displacement component 12; the Z-axis displacement component 14 is connected to the action end of the second rotation drive component 13, and its action end is the material conveying end, which can move along the Z-axis direction; the rotation variable pitch component 2 is connected to the action end of the Z-axis displacement component 14.

[0078] Specifically, the second rotating drive component 13 is a prior art and can be a combination of a motor, a gear box and a rotating platform. The gear box is fixed to the action end of the Y-axis displacement assembly 12, and the motor is used to drive the gear box to rotate. The Z-axis displacement assembly 14 is arranged on the rotating platform and rotates under the drive of the output shaft of the gear box. It can also be an electrical slip ring device or a rotating pan-tilt device, in which the main part is fixed to the action end of the Y-axis displacement assembly 12, and the rotating part is connected to the Z-axis displacement assembly 14 to achieve rotation.

[0079] In the above scheme, through the X-axis displacement component 11, the Y-axis displacement component 12, the second rotation drive component 13 and the Z-axis displacement component 14, the material conveying end can be transferred to a preset position with a wider range of movement and stronger adaptability.

[0080] Specifically, the X-axis displacement assembly 11 includes: a first mounting base plate 110, a plurality of second guide rail slider assemblies 111 and a third linear drive component 112; wherein,

[0081] The first mounting substrate 110 is arranged parallel to the top of the workbench 10; the Y-axis displacement component 12 is arranged above the first mounting substrate 110; a plurality of groups of second guide rail slider components 111 are arranged between the workbench 10 and the first mounting substrate 110 at intervals along the X-axis direction, the second guide rail component of the second guide rail slider component 111 is connected to the workbench 10, and the second slider component is connected to the first mounting substrate 110; the smooth operation of the first mounting substrate 110 can be ensured; the third linear drive component 112 is connected to the workbench 10 along the X-axis direction, and its action end is connected to the first mounting substrate 110.

[0082] Specifically, the third linear drive component 112 is a prior art, and may be a linear module device, or an electric push rod mechanism, a hydraulic cylinder or a pneumatic cylinder that can achieve linear displacement.

[0083] In the above scheme, by setting multiple groups of second guide rail slider assemblies 111 between the workbench 10 and the first mounting substrate 110, the stability of the movement of the first mounting substrate 110 can be ensured, and the first mounting substrate 110 can be driven to reciprocate along the X-axis direction through the third linear driving component 112 to achieve movement changes in the X-direction.

[0084] like Figure 1-4 As shown, in the preferred embodiment of the present utility model, the Y-axis displacement assembly 12 includes: a second mounting base plate 120, a plurality of third guide rail slider assemblies 121 and a third linear drive component 122; wherein

[0085] The second mounting substrate 120 is arranged above the first mounting substrate 110 in parallel; the second rotation driving component 13 is arranged above the second mounting substrate 120;

[0086] A plurality of sets of third guide rail slider assemblies 121 are arranged between the first mounting substrate 110 and the second mounting substrate 120 along the Y-axis direction, wherein the third guide rail member of the third guide rail slider assembly 121 is connected to the first mounting substrate 110, and the third slider member is connected to the second mounting substrate 120;

[0087] The third linear driving component 122 is connected to the top of the first mounting substrate 110 along the Y-axis direction, and an actuating end thereof is connected to the second mounting substrate.

[0088] Specifically, the third linear drive component 122 is a prior art, and may be a linear module device, or an electric push rod mechanism, a hydraulic cylinder or a pneumatic cylinder that can achieve linear displacement.

[0089] In the above scheme, by setting multiple groups of third guide rail slider assemblies 121 between the first mounting substrate 110 and the second mounting substrate 120, the stability of the movement of the second mounting substrate 120 can be ensured, and the second mounting substrate 120 can be driven to reciprocate along the Y-axis direction through the third linear driving component 122 to realize the movement change in the Y direction.

[0090] like Figure 1-4 As shown, in the preferred embodiment of the present utility model, the Z-axis displacement assembly 14 includes: a moving frame 140, a fourth guide rail slider assembly 141, a third mounting base plate 142 and a fourth linear drive component 143, wherein:

[0091] The movable frame 140 is connected to the action end of the second rotating driving component 13; a plurality of sets of fourth guide rail slider assemblies 141 are arranged at intervals on one side of the movable frame 140 along the Z-axis direction, and the fourth guide rail member of the fourth guide rail slider assembly 141 is connected to the movable frame 140; the third mounting substrate 142 is connected to the fourth slider member of the fourth guide rail slider assembly 141; the rotational variable pitch assembly 2 is connected to the third mounting substrate 142; the fourth linear driving component 143 is connected to the movable frame 140 along the Z-axis direction, and its action end is connected to the third mounting substrate 142.

[0092] Specifically, the fourth linear driving component 143 is a prior art, and may be a linear module device, or an electric push rod mechanism, a hydraulic cylinder or a pneumatic cylinder that can achieve linear displacement.

[0093] Specifically, the movable frame 140 is a frame structure with a U-shaped cross section, which is vertically fixed to the action end of the second rotating driving component 13 and rotates with it, and has strong structural stability.

[0094] In the above scheme, by setting multiple groups of third guide rail slider assemblies 121 on the side of the movable frame 140, the stability of the movement of the third mounting substrate 142 can be ensured, and the second mounting substrate 120 can be driven to reciprocate along the Z-axis direction through the fourth linear drive component 143 to achieve movement changes in the Z direction.

[0095] like Figure 3 As shown, on the other hand, the utility model also provides a hot pressing device, including the above-mentioned loading and unloading device.

[0096] Specifically, multiple groups of loading and unloading mechanisms are provided, and the multiple groups of loading and unloading devices cooperate with the same laminating table 4 ; and transport the materials to different hot presses 5 .

[0097] In the above scheme, two groups of loading and unloading devices and two hot presses 5 can be set up, and each loading and unloading device is provided with four claw components 3; the stacking table 4 is provided with eight loading stations, and the first group of loading and unloading devices takes materials from the first, third, fifth and seventh stations, and then adjusts the spacing of the claw components 3 to match the spacing of the feed port of the hot press 5, and then adjusts the angle of the claw component 3 by rotating the variable pitch component 2 to make it consistent with the angle of the feed port of the hot press 5; the other group of loading and unloading devices moves to the stacking table 4 to take materials from the second, fourth, sixth and eighth stations, and then adjusts the shape of the claw component 3, and moves to another hot press 5 for loading, so as to realize automatic and intelligent loading and unloading, improve work efficiency and reduce costs.

[0098] 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", "axial", "radial", "circumferential" 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.

[0099] 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 at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0100] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection, an electrical connection, or communication with each other; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0101] In the present utility model, the terms "one embodiment", "some embodiments", "examples", "specific examples", or "some examples" etc. mean that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the described specific features, structures, materials or characteristics may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0102] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A rotary variable-distance loading and unloading device, characterized in that: include: The main body of the mechanism has a material conveying end capable of adjusting the loading and unloading positions; A rotating pitch-changing assembly connected to the material conveying end of the mechanism body and having a plurality of adjustment ends; A plurality of claw components are respectively connected to each of the adjustment ends in a one-to-one correspondence and are used to clamp the battery core; the plurality of claw components can follow the plurality of adjustment ends of the rotating pitch-changing assembly to adjust the angle and spacing.

2. The rotary variable-distance loading and unloading device according to claim 1 is characterized in that: The rotating pitch changing assembly comprises: A rotating mechanism connected to the material conveying end of the mechanism body and having a plurality of rotating ends; A plurality of pitch-changing mechanisms are respectively connected to a plurality of rotating ends of the rotating mechanism, and the claw components are respectively connected to the corresponding action ends of the pitch-changing mechanisms.

3. The rotary variable-distance loading and unloading device according to claim 2 is characterized in that: The rotating mechanism comprises: A first rotating driving component, a fixed end of which is connected to the material conveying end of the mechanism body; A driving wheel connected to the action end of the first rotating driving component; A rotating base connected to the end of the driving wheel; A plurality of driven wheels are rotatably connected to the rotating base and are located on the same side as the driving wheel; the driving wheel and the plurality of driven wheels are connected via a synchronous belt transmission; A plurality of rotating substrates; the rotating shafts of the plurality of driven wheels all penetrate to the other side of the rotating base, and the plurality of rotating substrates are respectively connected to the rotating shafts of the corresponding driven wheels; and the pitch changing mechanisms are respectively connected to the corresponding rotating substrates.

4. The rotary variable-distance loading and unloading device according to claim 3 is characterized in that: The pitch-changing mechanism comprises: A first guide rail slider assembly is connected to the rotating base plate; the claw component is connected to the first slider of the first guide rail slider assembly; The first linear driving component is connected to the rotating base plate and is arranged in parallel with the first guide rail component of the first guide rail component slider assembly, and its action end is connected to the first slider component.

5. The rotary variable-distance loading and unloading device according to any one of claims 1 to 4, characterized in that: The institutional entities include: Workbench; An X-axis displacement component, connected to the workbench, whose action end can move along the X-axis direction; A Y-axis displacement component, connected to the action end of the X-axis displacement component, and the action end thereof can move along the Y-axis direction; A second rotation driving component connected to the action end of the Y-axis displacement assembly; The Z-axis displacement component is connected to the action end of the second rotating drive component, and its action end is the material conveying end, which can move along the Z-axis direction; the rotation variable pitch component is connected to the action end of the Z-axis displacement component.

6. The rotary variable-distance loading and unloading device according to claim 5 is characterized in that: The X-axis displacement assembly includes: A first mounting substrate is arranged above the workbench in parallel; the Y-axis displacement assembly is arranged above the first mounting substrate; A plurality of groups of second guide rail and slider assemblies are arranged between the workbench and the first mounting substrate at intervals along the X-axis direction, the second guide rail members of the second guide rail and slider assemblies are connected to the workbench, and the second slider members are connected to the first mounting substrate; The third linear driving component is connected to the workbench along the X-axis direction, and an actuating end thereof is connected to the first mounting substrate.

7. The rotary variable-distance loading and unloading device according to claim 6 is characterized in that: The Y-axis displacement component includes: A second mounting substrate is arranged above the first mounting substrate in parallel; and the second rotation driving component is arranged above the second mounting substrate; A plurality of sets of third guide rail slider assemblies are arranged between the first mounting substrate and the second mounting substrate at intervals along the Y-axis direction, wherein the third guide rail members of the third guide rail slider assemblies are connected to the first mounting substrate, and the third slider members are connected to the second mounting substrate; The third linear driving component is connected to the top of the first mounting substrate along the Y-axis direction, and an actuating end thereof is connected to the second mounting substrate.

8. The rotary variable-distance loading and unloading device according to claim 7 is characterized in that: The Z-axis displacement assembly includes: A mobile frame connected to the action end of the second rotation driving component; A plurality of sets of fourth guide rail slider assemblies are arranged at intervals on one side of the mobile frame along the Z-axis direction, and the fourth guide rail members of the fourth guide rail slider assemblies are connected to the mobile frame; A third mounting substrate is connected to the fourth slider member of the fourth guide rail slider assembly; the rotation variable pitch assembly is connected to the third mounting substrate; The fourth linear driving component is connected to the movable frame along the Z-axis direction, and the action end thereof is connected to the third mounting substrate.

9. A hot pressing device, characterized in that: It comprises a loading and unloading device as described in any one of claims 1 to 8.

10. The hot pressing device according to claim 9, characterized in that: The loading and unloading devices are provided with multiple groups, and the multiple groups of loading and unloading devices cooperate with the same lamination table; and transport the materials to different hot presses.

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