Collector piece one-stop welding device

Abstract

The utility model provides a current collector one-stop welding device. The current collector one-stop welding device comprises a rack, a battery cell clamping assembly and a battery cell rotating assembly, and a bearing wheel bears the bottom of a battery cell; the plurality of first clamping wheels elastically clamp the peripheral side wall of the battery cell; the two ends of the battery cell are exposed to the external environment and are welded by the current collector; the second swing seat is connected to the support in a swing mode and supports the rotary pneumatic claw. The rotating pneumatic claw is provided with a rotating part and a clamping part, and the clamping part is connected to the rotating part and rotates along with rotation of the rotating part; the clamping part is used for clamping the battery cell, and the battery cell rotates forwards and backwards under the action of the rotating part and the clamping part to switch the positions of the two ends of the battery cell in situ, so that the positions of the two ends of the battery cell are conveniently switched in situ, the two ends of the battery cell are sequentially located at the same position, and the two ends of the battery cell are conveniently welded by the current collector one-stop welding device; therefore, the current collector is welded to the two ends of the battery cell respectively, and the welding efficiency of the current collector and the battery cell is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of welding devices, in particular to a one-stop welding device for current collectors. Background Art

[0002] With the development of science and technology, batteries are an indispensable power source in daily life and industrial production, and the demand is very large. Battery cells and current collectors are essential components of batteries. In the prior art, the existing welding device includes a battery cell clamp and a welding part. The welding part and the battery cell clamp are arranged separately. The battery cell clamp is used to clamp the battery cell. However, when the welding of the current collector and the battery cell is triggered at different positions, the battery cell clamp needs to be loosened to adjust the position of the battery cell instead of welding in situ, resulting in low welding efficiency of the existing welding device. Utility Model Content

[0003] The utility model aims to provide a one-stop welding device for current collectors, wherein a battery cell clamping assembly comprises a supporting wheel and a plurality of first clamping wheels; the supporting wheel supports the bottom of the battery cell; the plurality of first clamping wheels are located on both sides of the supporting wheel and elastically clamp the peripheral side walls of the battery cell; the two ends of the battery cell are exposed to the external environment and are used for welding of the current collectors; the battery cell rotating assembly is arranged on the upper side of the battery cell clamping assembly; the battery cell rotating assembly comprises a support, a second swinging seat, and a rotating air claw; the second swinging seat is swingably connected to the support and supports the rotating air claw; the rotating The rotary air claw is provided with a rotating part and a clamping part, the clamping part is connected to the rotating part and rotates with the rotation of the rotating part; the clamping part is used to clamp the battery cell, and the battery cell is reversed under the action of the rotating part and the clamping part to switch the positions of the two ends of the battery cell in situ, thereby facilitating the on-site switching of the positions of the two ends of the battery cell, and then realizing that the two ends of the battery cell are in the same position in turn, so that the one-stop welding device of the current collector welds the two ends of the battery cell, thereby realizing the welding of the current collector to the two ends of the battery cell respectively, and ensuring the welding efficiency of the current collector and the battery cell.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A one-stop welding device for a current collector is used for welding a battery cell and a current collector; the one-stop welding device for a current collector comprises:

[0006] frame;

[0007] The battery cell clamping assembly comprises a supporting wheel and a plurality of first clamping wheels; the supporting wheel supports the bottom of the battery cell; the plurality of first clamping wheels are located on both sides of the supporting wheel and elastically clamp the peripheral side wall of the battery cell; the two ends of the battery cell are exposed to the external environment and are provided for welding of the current collector;

[0008] The battery cell rotating assembly is arranged on the upper side of the battery cell clamping assembly; the battery cell rotating assembly includes a support, a second swing seat, and a rotating air claw; the second swing seat is swingably connected to the support and supports the rotating air claw; the rotating air claw is provided with a rotating part and a clamping part, the clamping part is connected to the rotating part and rotates with the rotation of the rotating part; the clamping part is used to clamp the battery cell, and the battery cell is reversed under the action of the rotating part and the clamping part to switch the positions of the two ends of the battery cell in situ.

[0009] Optionally, the battery cell clamping assembly includes a first movable seat and a first swing seat; the first movable seat is movably connected to the frame; the first swing seat is swingably connected to the first movable seat; the supporting wheel is connected to the first swing seat;

[0010] The plurality of first clamping wheels are arranged on both sides of the first swing seat and elastically swing relative to the first swing seat to elastically clamp the peripheral side wall of the battery core.

[0011] Optionally, each of the first clamping wheels includes a clamping arm and a clamping wheel; the clamping arm is swingably connected to the first swing seat; and the clamping wheel is rotatably connected to one end of the clamping arm.

[0012] Optionally, one end of the clamping arm is connected to the first swing seat via an elastic member, and the elastic member is a spring or a torsion spring.

[0013] Optionally, the battery core clamping assembly further includes a first swing assembly, and the first swing assembly is located between the first moving seat and the first swing seat; the first swing assembly includes a first motor and a first transmission module;

[0014] One end of the first transmission module is connected to the first motor, and the other end is connected to the first swing seat through the first rotating shaft, and drives the first swing seat to swing relative to the first moving seat.

[0015] Optionally, the first transmission module is a synchronous belt transmission module or a chain transmission module.

[0016] Optionally, the first rotating shaft sleeve is provided with a guide wheel, the guide wheel is provided with a guide surface, and the guide surface is used to guide one end of the battery cell.

[0017] Optionally, the battery cell clamping assembly further includes a first cylinder and a first guide rail, wherein a fixed end of the first guide rail is connected to the frame, and a sliding end of the first guide rail is connected to the first movable seat;

[0018] The fixed end of the first cylinder is connected to the frame, and the output end is connected to the first moving seat.

[0019] Optionally, the battery core rotating assembly further includes a second cylinder and a second transmission module;

[0020] One end of the second transmission module is connected to the second cylinder, and the other end is connected to the second swing seat via a rotating shaft, and drives the second swing seat to swing along the axis of the second rotating shaft.

[0021] Optionally, the second transmission module is a rack and pinion module.

[0022] Compared with the prior art, the beneficial effects of the utility model are:

[0023] The utility model provides a one-stop welding device for current collectors, wherein a battery cell clamping assembly comprises a supporting wheel and a plurality of first clamping wheels; the supporting wheel supports the bottom of the battery cell; the plurality of first clamping wheels are located on both sides of the supporting wheel and elastically clamp the peripheral side walls of the battery cell; the two ends of the battery cell are exposed to the external environment and are used for welding of the current collectors; the battery cell rotating assembly is arranged on the upper side of the battery cell clamping assembly; the battery cell rotating assembly comprises a support, a second swinging seat, and a rotating air claw; the second swinging seat is swingably connected to the support and supports the rotating air claw; the rotating air claw A rotating part and a clamping part are provided, the clamping part is connected to the rotating part and rotates with the rotation of the rotating part; the clamping part is used to clamp the battery cell, and the battery cell is reversed under the action of the rotating part and the clamping part to switch the positions of the two ends of the battery cell in situ, thereby facilitating the on-site switching of the positions of the two ends of the battery cell, and then realizing that the two ends of the battery cell are in the same position in turn, so that the one-stop welding device of the current collector welds the two ends of the battery cell, thereby realizing the welding of the current collector to the two ends of the battery cell respectively, and ensuring the welding efficiency of the current collector and the battery cell. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present application, and those skilled in the art can obtain other drawings based on these drawings without creative work.

[0025] In order to more completely understand the present application and its beneficial effects, the following description will be given in conjunction with the accompanying drawings. In the following description, the same reference numerals represent the same parts.

[0026] Figure 1 A schematic diagram of a one-stop welding device for current collecting sheets according to an embodiment of the present application is shown.

[0027] Figure 2 A schematic diagram of a cell clamping assembly of a one-stop welding device for current collectors according to an embodiment of the present application is shown.

[0028] Figure 3 A schematic diagram showing another state of a cell clamping assembly of a one-stop welding device for current collectors according to an embodiment of the present application is shown.

[0029] Figure 4 A partial schematic diagram of a cell clamping assembly of a one-stop welding device for current collectors according to an embodiment of the present application is shown.

[0030] Figure 5 A schematic diagram of a cell rotating assembly of a one-stop welding device for current collectors according to an embodiment of the present application is shown.

[0031] Reference numerals

[0032] 100. One-stop welding device for collector;

[0033] 10. Rack;

[0034] 20. Cell clamping assembly; 21. Supporting wheel; 22. First clamping wheel; 221. Clamping arm; 222. Clamping wheel; 223. Elastic member; 23. First moving seat; 24. First swing seat; 25. First swing assembly; 251. First motor; 252. First transmission module; 253. First rotating shaft; 254. Guide wheel; 2541. Guide surface; 26. First cylinder; 27. First guide rail;

[0035] 30. Cell rotating assembly; 31. Support; 32. Second swing seat; 33. Rotating air claw; 331. Rotating part; 332. Clamping part; 34. Second cylinder; 35. Second transmission module. DETAILED DESCRIPTION

[0036] The technical solutions in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the present application.

[0037] Figures 1 to 5 The embodiment of the present application provides a one-stop welding device 100 for a current collector, which is used to weld a current collector and a battery cell. The one-stop welding device 100 for a current collector includes a frame 10, a battery cell clamping assembly 20 and a battery cell rotating assembly 30. The battery cell clamping assembly 20 is arranged on the upper side of the frame 10, and the battery cell rotating assembly 30 is arranged on the upper side of the battery cell clamping assembly 20.

[0038] In the embodiment of the present application, the frame 10 serves as a supporting component of the one-stop current collector welding device 100 , and the frame 10 is used to support the battery cell clamping assembly 20 and the battery cell rotating assembly 30 .

[0039] In an embodiment of the present application, the battery cell clamping assembly 20 includes a supporting wheel 21 and a plurality of first clamping wheels 22; the supporting wheel 21 supports the bottom of the battery cell; the plurality of first clamping wheels 22 are located on both sides of the supporting wheel 21, and elastically clamp the peripheral side walls of the battery cell, so that the plurality of first clamping wheels 22 can swing relative to the supporting wheel 21 under the action of external force, thereby facilitating the plurality of first clamping wheels 22 to clamp or release the middle of the battery cell; the two ends of the battery cell are exposed to the external environment and are provided for welding of the current collector, so that the current collector is welded to the two ends of the battery cell.

[0040] At this time, the battery cell clamping assembly 20 includes a first movable seat 23 and a first swinging seat 24; the first movable seat 23 is arranged on the upper side of the frame 10, and the first movable seat 23 is movably connected to the frame 10 and moves along the length direction of the frame 10 to facilitate adjustment of the position of the first movable seat 23 relative to the frame 10; the first swinging seat 24 is swingably connected to the first movable seat 23; the supporting wheel 21 is connected to the first swinging seat 24, and the supporting wheel 21 swings with the swing of the first swinging seat 24 to facilitate adjustment of the position of the first swinging seat 24 relative to the first movable seat 23, thereby facilitating adjustment of the position of the supporting wheel 21 relative to the frame 10.

[0041] Among them, multiple first clamping wheels 22 are arranged on both sides of the first swing seat 24, and elastically swing relative to the first swing seat 24 to elastically clamp the peripheral side walls of the battery cell, so that the multiple first clamping wheels 22 can swing relative to the first swing seat 24 under the action of external force, thereby facilitating the multiple first clamping wheels 22 to clamp or release the middle part of the battery cell; both ends of the battery cell are exposed to the external environment and provided for welding of the current collector, so that the current collector and the two ends of the battery cell can be welded together, so that the current collector and the two ends of the battery cell can be welded together.

[0042] At this time, each first clamping wheel 22 includes a clamping arm 221 and a clamping wheel 222; the clamping arm 221 is swingably connected to the first swing seat 24 to facilitate adjustment of the position of the clamping arm 221 relative to the first swing seat 24, thereby facilitating the swinging of the clamping wheel 222 along with the swinging of the clamping arm 221; the clamping wheel 222 is rotatably connected to one end of the clamping arm 221 to facilitate adjustment of the position of the clamping wheel 222 relative to the clamping arm 221.

[0043] Among them, the elastic member 223 is located between the clamping arm 221 and the first swing seat 24, and one end of the clamping arm 221 is connected to the first swing seat 24 through the elastic member 223, so that the clamping arm 221 can realize elastic swing with the first swing seat 24 through the elastic member 223. Optionally, the elastic member 223 is a spring or a torsion spring.

[0044] Optionally, the distance between the clamping wheels 222 is smaller than the diameter of the battery cell, so that the battery cell can squeeze through the clamping wheels 222 and enter the supporting wheel 21 .

[0045] In the embodiment of the present application, the battery cell clamping assembly 20 also includes a first swinging assembly 25, which is located between the first movable seat 23 and the first swinging seat 24; the first swinging assembly 25 includes a first motor 251 and a first transmission module 252; the fixed end of the first motor 251 is fixed to the first movable seat 23, one end of the first transmission module 252 is connected to the output end of the first motor 251, and the other end of the first transmission module 252 is connected to the first swinging seat 24 through the first rotating shaft 253, and drives the first swinging seat 24 to swing relative to the first movable seat 23, so that the first swinging seat 24 can swing through the first motor 251 and the first transmission module 252, so as to facilitate the supporting wheel 21 and multiple first clamping wheels 22 to swing with the swing of the first swinging seat 24. Optionally, the first transmission module 252 is a synchronous belt transmission module or a chain transmission module.

[0046] At this time, the first rotating shaft 253 is sleeved with a guide wheel 254, and the guide wheel 254 is provided with a guide surface 2541. The guide surface 2541 is used to guide one end of the battery cell so that the battery cell can enter the supporting wheel 21 under the guidance of the guide surface 2541, thereby ensuring the position accuracy of the battery cell and the supporting wheel 21.

[0047] In an embodiment of the present application, the battery cell clamping assembly 20 also includes a first cylinder 26 and a first guide rail 27, the fixed end of the first guide rail 27 is connected to the frame 10, and the sliding end of the first guide rail 27 is connected to the first movable seat 23, so that the first movable seat 23 can be moved relative to the frame 10 through the first guide rail 27; the fixed end of the first cylinder 26 is connected to the frame 10, and the output end is connected to the first movable seat 23, so that the first movable seat 23 can be automatically moved through the first cylinder 26.

[0048] In the embodiment of the present application, the battery cell rotation assembly 30 is arranged on the upper side of the battery cell clamping assembly 20; the battery cell rotation assembly 30 includes a support 31, a second swing seat 32, and a rotating air claw 33; the second swing seat 32 is swingably connected to the support 31 and supports the rotating air claw 33; the rotating air claw 33 is provided with a rotating part 331 and a clamping part 332, the clamping part 332 is connected to the rotating part 331, and rotates with the rotation of the rotating part 331; the clamping part 332 is used to clamp the battery cell, and the battery cell is reversed under the action of the rotating part 331 and the clamping part 332 to switch the positions of the two ends of the battery cell in situ, thereby facilitating the in situ switching of the positions of the two ends of the battery cell, and then realizing that the two ends of the battery cell are in the same position in sequence, so as to facilitate the one-stop welding device 100 of the collector to weld the two ends of the battery cell, thereby realizing the welding of the collector sheet to the two ends of the battery cell respectively, and ensuring the welding efficiency of the collector sheet and the battery cell. Optionally, the current collector has a positive electrode and a negative electrode, and the positive electrode and the negative electrode of the current collector are respectively welded to two ends of the battery cell.

[0049] At this time, the battery cell rotation assembly 30 also includes a second cylinder 34 and a second transmission module 35; the fixed end of the second cylinder 34 is connected to the support 31, one end of the second transmission module 35 is connected to the output end of the second cylinder 34, and the other end of the second transmission module 35 is connected to the second swing seat 32 through a rotating shaft, and drives the second swing seat 32 to swing along the axis of the second rotating shaft, so that the second swing seat 32 can swing relative to the support 31 through the second cylinder 34 and the second transmission module 35, thereby facilitating the rotating claw 33 to swing with the swing of the second swing seat 32. Optionally, the second transmission module 35 is a gear rack module.

[0050] Compared with the prior art, the beneficial effects of the utility model are:

[0051] The utility model provides a one-stop welding device 100 for current collectors, wherein a cell clamping assembly 20 comprises a supporting wheel 21 and a plurality of first clamping wheels 22; the supporting wheel 21 supports the bottom of the cell; the plurality of first clamping wheels 22 are located on both sides of the supporting wheel 21 and elastically clamp the peripheral side walls of the cell; the two ends of the cell are exposed to the external environment and are used for current collector welding; the cell rotating assembly 30 is arranged on the upper side of the cell clamping assembly 20; the cell rotating assembly 30 comprises a support 31, a second swinging seat 32 and a rotating air claw 33; the second swinging seat 32 is swingably connected to the support 31 and supports the rotating air claw 33; the rotating The air claw 33 is provided with a rotating part 331 and a clamping part 332, the clamping part 332 is connected to the rotating part 331, and rotates with the rotation of the rotating part 331; the clamping part 332 is used to clamp the battery cell, and the battery cell is reversed under the action of the rotating part 331 and the clamping part 332 to switch the positions of the two ends of the battery cell in situ, thereby facilitating the on-site switching of the positions of the two ends of the battery cell, and then realizing that the two ends of the battery cell are in the same position in turn, so that the one-stop welding device 100 of the current collector welds the two ends of the battery cell, thereby realizing the welding of the current collector to the two ends of the battery cell respectively, and ensuring the welding efficiency of the current collector and the battery cell.

[0052] In the above embodiments, the description of each embodiment has its own emphasis. For parts that are not described in detail in a certain embodiment, reference can be made to the relevant descriptions of other embodiments.

[0053] In the description of this application, 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 technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more features.

[0054] Specific examples are used herein to illustrate the principles and implementation methods of the present application. The description of the above embodiments is only used to help understand the method and core idea of ​​the present application. At the same time, for technical personnel in this field, according to the idea of ​​the present application, there will be changes in the specific implementation methods and application scope. In summary, the content of this specification should not be understood as a limitation on the present application.

Claims

1. A one-stop welding device for current collector, characterized in that: Applicable to welding of battery cells and current collectors; the one-stop welding device for current collectors comprises: frame; The battery cell clamping assembly comprises a supporting wheel and a plurality of first clamping wheels; the supporting wheel supports the bottom of the battery cell; the plurality of first clamping wheels are located on both sides of the supporting wheel and elastically clamp the peripheral side wall of the battery cell; the two ends of the battery cell are exposed to the external environment and are provided for welding of the current collector; The battery core rotating assembly is arranged on the upper side of the battery core clamping assembly; the battery core rotating assembly comprises a support, a second swing seat, and a rotating air claw; the second swing seat is swingably connected to the support and supports the rotating air claw; the rotating air claw is provided with a rotating part and a clamping part, the clamping part is connected to the rotating part, and rotates with the rotation of the rotating part; The clamping part is used to clamp the battery core, and the battery core rotates forward and reversely under the action of the rotating part and the clamping part to switch the positions of the two ends of the battery core in situ.

2. The one-stop welding device for current collector according to claim 1, characterized in that: The battery cell clamping assembly comprises a first movable seat and a first swing seat; the first movable seat is movably connected to the frame; the first swing seat is swingably connected to the first movable seat; the supporting wheel is connected to the first swing seat; The plurality of first clamping wheels are arranged on both sides of the first swing seat and elastically swing relative to the first swing seat to elastically clamp the peripheral side wall of the battery core.

3. The one-stop welding device for current collector according to claim 2, characterized in that: Each of the first clamping wheels comprises a clamping arm and a clamping wheel; the clamping arm is swingably connected to the first swing seat; and the clamping wheel is rotatably connected to one end of the clamping arm.

4. The one-stop welding device for current collector according to claim 3, characterized in that: One end of the clamping arm is connected to the first swing seat through an elastic member, and the elastic member is a spring or a torsion spring.

5. The one-stop welding device for current collector according to claim 2, characterized in that: The battery core clamping assembly further includes a first swing assembly, which is located between the first moving seat and the first swing seat; the first swing assembly includes a first motor and a first transmission module; One end of the first transmission module is connected to the first motor, and the other end is connected to the first swing seat through the first rotating shaft, and drives the first swing seat to swing relative to the first moving seat.

6. The one-stop welding device for current collector according to claim 5, characterized in that: The first transmission module is a synchronous belt transmission module or a chain transmission module.

7. The one-stop welding device for current collector according to claim 5, characterized in that: The first rotating shaft sleeve is provided with a guide wheel, and the guide wheel is provided with a guide surface, and the guide surface is used to guide one end of the battery core.

8. The one-stop welding device for current collector according to claim 2, characterized in that: The battery cell clamping assembly further includes a first cylinder and a first guide rail, wherein a fixed end of the first guide rail is connected to the frame, and a sliding end is connected to the first movable seat; The fixed end of the first cylinder is connected to the frame, and the output end is connected to the first moving seat.

9. The one-stop welding device for current collector according to claim 1, characterized in that: The battery core rotating assembly also includes a second cylinder and a second transmission module; One end of the second transmission module is connected to the second cylinder, and the other end is connected to the second swing seat via a rotating shaft, and drives the second swing seat to swing along the axis of the second rotating shaft.

10. The one-stop welding device for current collector according to claim 9, characterized in that: The second transmission module is a gear rack module.

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