Bending tool for battery cell tab

Abstract

The bending tool comprises a base, the base is of a right-angle U-shaped structure, the top of the base is fixedly connected with a fixing frame, the top end of the fixing frame is fixedly connected with a first hydraulic cylinder, one end of the first hydraulic cylinder is connected with an upper bending block, and a battery cell supporting seat is arranged in the base. A battery cell body and a tab supporting seat are arranged on the battery cell supporting seat, a tab body is arranged at one end of the battery cell body, a groove is formed in the top of the battery cell supporting seat, a mounting frame is slidably connected into the groove, a lower bending block is rotatably connected to the inner side of the mounting frame, and the lower bending block is located at one end of the tab supporting seat; the lower bending block and the tab supporting seat are both located at the bottom of the tab body, a fixing frame is arranged at the top of the base, an upper bending block is connected to the fixing frame in a lifting mode, and the upper bending block corresponds to the lower bending block in position. According to the device, the bending work of the tab body of the battery cell body in two different directions can be realized at one time, so that the bending efficiency of the tab body is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of tab processing, in particular to a bending tooling for the tabs of a battery cell. Background Technique

[0002] The tab of a battery cell is an important part of the battery cell, used to connect the active material inside the battery to the external circuit. The tab is usually made of a conductive material, such as copper, aluminum or their alloys, which have good electrical conductivity and low resistance. The design and manufacture of the tab of a battery cell are crucial for ensuring the good performance and safety of the battery.

[0003] At present, a semi-automatic bending machine is needed during the bending process of the tab of a battery cell. When in use, the battery cell needs to be placed on the support table of the semi-automatic bending machine. If the bending direction of the tab of the battery cell needs to be changed after completing one bending operation, the battery cell needs to be manually flipped. Different-direction bending of the tab of the battery cell cannot be completed at one time, and the working efficiency is low. Therefore, improvement is needed. Content of the Utility Model

[0004] The purpose of the utility model is to provide a bending tooling for the tab of a battery cell to solve the problem that the semi-automatic bending machine in the above background technique cannot complete different-direction bending of the tab of the battery cell at one time.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A bending tooling for the tab of a battery cell, including a base. The base has a right-angled "U" shape structure. Inside the base, there is a battery cell support seat. On the battery cell support seat, there are a battery cell body and a tab support seat. One end of the battery cell body is provided with a tab body. A groove is opened at the top of the battery cell support seat. Inside the groove, there is a sliding connection with a mounting frame. Inside the mounting frame, there is a rotatable connection with a lower bending block. The lower bending block is located at one end of the tab support seat. Both the lower bending block and the tab support seat are located at the bottom of the tab body. On the top of the base, there is a fixed frame. A lifting connection is provided between the fixed frame and an upper bending block, and the position of the upper bending block corresponds to that of the lower bending block.

[0006] Preferably, a fixed frame is fixedly connected to the top of the base. The top end of the fixed frame is fixedly connected to a first hydraulic cylinder. One end of the first hydraulic cylinder is connected to the upper bending block.

[0007] Preferably, a third hydraulic cylinder is fixedly connected inside the groove of the battery cell support seat. One end of the third hydraulic cylinder is connected to the mounting frame. The mounting frame has a right-angled "U" shape structure.

[0008] Preferably, a driving motor is installed on one side of the mounting frame. One end of the driving motor shaft is connected to the shaft on one side of the lower bending block.

[0009] Preferably, second hydraulic cylinders are installed on the outer walls on both sides of the base, and rubber clamping blocks are arranged inside the base.

[0010] Preferably, one end of the second hydraulic cylinder is connected to a rubber clamping block, and the rubber clamping block is attached to both sides of the battery cell body.

[0011] Preferably, the height of the tab support seat is higher than that of the battery cell support seat.

[0012] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0013] (1) This device can realize the bending work of the tab bodies of the battery cell body in two different directions at one time, thereby improving the bending efficiency of the tab bodies.

[0014] (2) This device is provided with a tab support seat on the top of the battery cell support seat to support the tab bodies. At the same time, by arranging a downward bending block that rotates upward inside the battery cell support seat, the upward bending of the tab bodies can be realized. By arranging an upper bending block that automatically descends at the upper end of the battery cell support seat, the upper bending block can push the tab bodies to bend downward, thereby improving the processing efficiency of the tab bodies.

[0015] (3) This device is connected to the mounting frame by installing a third hydraulic cylinder inside the groove of the battery cell support seat, so that the automatic lifting of the mounting frame can be realized. After the mounting frame descends, it will not affect the work of the upper bending block and ensure the normal processing of the upper bending block. Description of the Drawings

[0016] Figure 1 It is a schematic structural diagram of a bending tooling for a battery cell tab of the present utility model;

[0017] Figure 2 It is a Figure 1 magnified view at A of the bending tooling for a battery cell tab of the present utility model;

[0018] Figure 3 It is a top view of the mounting frame of the bending tooling for a battery cell tab of the present utility model;

[0019] Figure 4 It is a side view of the connection between the tab body and the tab support seat and the downward bending block of the bending tooling for a battery cell tab of the present utility model.

[0020] In the figure: 1. First hydraulic cylinder; 2. Fixed frame; 3. Upper bending block; 4. Second hydraulic cylinder; 5. Rubber clamping block; 6. Base; 7. Third hydraulic cylinder; 8. Mounting frame; 9. Battery cell support seat; 10. Driving motor; 11. Battery cell body; 12. Tab body; 13. Downward bending block; 14. Tab support seat. Detailed Embodiments

[0021] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0022] Please refer to Figures 1-4 , the present utility model provides a technical solution: a bending tooling for the tab of an electric core, including a base 6, the base 6 is in a right-angled "U" shape structure, a fixed frame 2 is fixedly connected to the top of the base 6, a first hydraulic cylinder 1 is fixedly connected to the top end of the fixed frame 2, and one end of the first hydraulic cylinder 1 is connected to the upper bending block 3; this structure can push the upper bending block 3 to automatically bend the tab body 12 through the first hydraulic cylinder 1; second hydraulic cylinders 4 are installed on the outer walls of both sides of the base 6, and rubber clamping blocks 5 are arranged inside the base 6; one end of the second hydraulic cylinder 4 is connected to the rubber clamping block 5, and the rubber clamping block 5 fits on both sides of the electric core body 11; this structure can clamp and fix the electric core body 11 by pushing the rubber clamping block 5 through the second hydraulic cylinder 4, and at the same time avoid damaging the surface of the electric core body 11 by the rubber clamping block 5; an electric core support seat 9 is arranged inside the base 6, a third hydraulic cylinder 7 is fixedly connected to the groove inside the electric core support seat 9, and one end of the third hydraulic cylinder 7 is connected to the mounting frame 8, the mounting frame 8 is in a right-angled "U" shape structure; this structure can push the mounting frame 8 to automatically lift and lower through the third hydraulic cylinder 7. When the mounting frame 8 rises, the lower bending block 13 can be used to bend the tab body 12 upward; when the mounting frame 8 descends, the upper bending block 3 can be used to bend the tab body 12 downward, so as to realize different bends in two directions up and down to meet the needs of the staff; a driving motor 10 is installed on one side of the mounting frame 8, and one end of the shaft of the driving motor 10 is connected to the shaft on one side of the lower bending block 13; this structure can drive the lower bending block 13 to rotate through the driving motor 10, and the lower bending block 13 can push the tab body 12 to bend during the rotation process; an electric core body 11 and a tab support seat 14 are arranged on the electric core support seat 9, and the height of the tab support seat 14 is higher than the height of the electric core support seat 9; this structure can support the electric core body 11 and the tab body 12 respectively through the electric core support seat 9 and the tab support seat 14; one end of the electric core body 11 is provided with a tab body 12, a groove is opened at the top of the electric core support seat 9, the mounting frame 8 is slidably connected inside the groove, the lower bending block 13 is rotatably connected inside the mounting frame 8, the lower bending block 13 is located at one end of the tab support seat 14, both the lower bending block 13 and the tab support seat 14 are located at the bottom of the tab body 12, a fixed frame 2 is arranged on the top of the base 6, an upper bending block 3 is connected to the fixed frame 2 in a lifting manner, and the position of the upper bending block 3 corresponds to that of the lower bending block 13.

[0023] Working principle: When using the bending tooling for the tab of the battery cell, first place the battery cell body 11 on the battery cell support seat 9, so that the tab body 12 is located on the top of the tab support seat 14 and the lower bending block 13. Then, the second hydraulic cylinder 4 drives the rubber clamping block 5 to clamp both sides of the battery cell body 11. After the battery cell body 11 is fixed, if it is necessary to bend the tab body 12 upward, the drive motor 10 drives the lower bending block 13 to rotate. During the rotation of the lower bending block 13, it pushes the tab body 12 upward to bend and achieve the bending. If it is necessary to bend the tab body 12 downward, then the third hydraulic cylinder 7 drives the mounting frame 8 and the lower bending block 13 to descend in height. Subsequently, the first hydraulic cylinder 1 drives the upper bending block 3 to descend, so that the upper bending block 3 pushes the tab body 12 downward to bend, thereby realizing the downward bending work.

[0024] Although the present utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A bending tool for a battery cell tab, comprising a base (6), characterized in that: The base (6) is in a right-angle "U"-shaped structure. A battery cell support seat (9) is arranged inside the base (6). A battery cell body (11) and a tab support seat (14) are arranged on the battery cell support seat (9). A tab body (12) is arranged at one end of the battery cell body (11). A groove is provided on the top of the battery cell support seat (9). A mounting frame (8) is slidably connected inside the groove. A lower bending block (13) is rotatably connected inside the mounting frame (8). The lower bending block (13) is located at one end of the tab support seat (14). The lower bending block (13) and the tab support seat (14) are both located at the bottom of the tab body (12). A fixing frame (2) is arranged on the top of the base (6). An upper bending block (3) is lifted and connected to the fixing frame (2). The positions of the upper bending block (3) and the lower bending block (13) correspond.

2. The bending tool for a battery cell tab according to claim 1, characterized in that: The top of the base (6) is fixedly connected to a fixing frame (2), the top of the fixing frame (2) is fixedly connected to a first hydraulic cylinder (1), and one end of the first hydraulic cylinder (1) is connected to the upper bending block (3).

3. The bending tool for a battery cell tab according to claim 1, characterized in that: A third hydraulic cylinder (7) is fixedly connected inside the groove of the battery cell support seat (9), one end of the third hydraulic cylinder (7) is connected to a mounting frame (8), and the mounting frame (8) is in a right-angle "U"-shaped structure.

4. The bending tool for a battery cell tab according to claim 1, characterized in that: A driving motor (10) is installed on one side of the mounting frame (8), and one end of the shaft of the driving motor (10) is connected to the shaft on one side of the lower bending block (13).

5. The bending tool for a battery cell tab according to claim 1, characterized in that: Second hydraulic cylinders (4) are installed on both side outer walls of the base (6), and a rubber clamping block (5) is arranged on the inner side of the base (6).

6. The bending tool for a battery cell tab according to claim 5, characterized in that: One end of the second hydraulic cylinder (4) is connected to a rubber clamp (5), and the rubber clamp (5) is attached to two sides of the battery cell (11).

7. The bending tool for a battery cell tab according to claim 1, characterized in that: The height of the tab support seat (14) is higher than the height of the battery cell support seat (9).

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