Battery cap pressure welding device

Abstract

The utility model discloses a battery cap pressure welding device, which belongs to the technical field of battery cap pressure welding, and comprises a machine block, three machine grooves are arranged on the machine block, a first threaded rod and a second threaded rod are rotatably connected in each machine groove, the close ends of the first threaded rod and the second threaded rod are fixedly connected, and the close ends of the first threaded rod and the second threaded rod are fixedly connected. The first threaded rod and the second threaded rod are both in threaded connection with transverse clamping blocks, and the two sides of each transverse clamping block are both fixedly connected with limiting blocks through two sliding rods. According to the battery clamping device, gears on the two sides of the transverse clamping block can drive lateral clamping blocks on third threaded rods to move through meshing rotation on racks, so that lateral clamping displacement of the lateral clamping blocks on the two sides of the transverse clamping block is achieved, clamping of the battery according to the lateral size is achieved, and adaptive clamping of the battery according to the complete size is achieved; and therefore, the effect of welding the caps of the batteries with different sizes on the machine block can be achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of battery cap resistance welding, and particularly relates to a battery cap resistance welding device. Background Art

[0002] A battery refers to a part of a cup, trough or other container or composite container that contains an electrolyte solution and metal electrodes to generate current, and is a device that can convert chemical energy into electrical energy. It has positive and negative electrodes. With the progress of technology, a battery generally refers to a small device that can generate electrical energy, such as a solar cell. The performance parameters of a battery mainly include electromotive force, capacity, specific energy and resistance. Using a battery as an energy source can obtain a current with a stable voltage, stable current, long-term stable power supply, and little affected by the outside world. Moreover, the battery has a simple structure, is easy to carry, the charging and discharging operations are simple and easy, is not affected by the outside climate and temperature, and has stable and reliable performance, playing a great role in all aspects of modern social life.

[0003] Chinese Patent Publication No. CN220515714U discloses a battery cap resistance welding device, which includes a base. A limiting component is arranged inside the base, and an installation frame is fixedly connected to the top of the base. Telescopic cylinders are equidistantly installed at the inner top of the installation frame, and a resistance welding head is fixedly connected to the output end of the telescopic cylinder. The clamping and fixing of batteries with different sizes are realized by adjusting the distance between two groups of arc-shaped limiting clips. However, the limiting clips only clamp and limit the battery horizontally and cannot clamp the lateral dimension change of the battery. Therefore, there is still room for improvement. Therefore, a battery cap resistance welding device is needed to solve the above problems. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a battery cap resistance welding device to solve the problems raised in the above background art.

[0005] To achieve the above object, the present utility model provides the following technical solution: A battery cap pressure welding device, including a machine block, three machine slots are opened on the machine block, a first threaded rod and a second threaded rod are rotatably connected in each machine slot, the adjacent ends of the first threaded rod and the second threaded rod are fixedly connected, transverse clamping blocks are threadedly connected to both the first threaded rod and the second threaded rod, two limiting blocks are fixedly connected to both sides of each transverse clamping block through two sliding rods, a third threaded rod is rotatably connected to both sides of each transverse clamping block, the thread directions of the third threaded rods on both sides of each transverse clamping block are opposite, a lateral clamping block is threadedly connected to the outside of each third threaded rod, the inside of the lateral clamping block is slidably connected to the corresponding two sliding rods, a gear is fixedly connected to one end of each third threaded rod, one side of the gear is rotatably connected to one side of the limiting block, and a plurality of racks are fixedly arranged on the machine block, and each gear meshes with the corresponding rack.

[0006] By setting the above structure, when the first threaded rod and the second threaded rod are driven to rotate, the two transverse clamping blocks will perform threaded clamping displacement to achieve the clamping of the lateral dimension of the battery. During this period, when the two transverse clamping blocks displace relatively, the gears on both sides of the transverse clamping block will drive the lateral clamping blocks on the third threaded rod to displace through meshing rotation on the rack, so as to achieve the lateral clamping displacement of the lateral clamping blocks on both sides of the transverse clamping block, so as to achieve the clamping of the lateral dimension of the battery, and then achieve the adaptive clamping of the complete dimension of the battery, which helps to achieve the effect of cap welding of batteries with different dimensions on the machine block.

[0007] As a preferred embodiment, the thread directions of the first threaded rod and the second threaded rod are opposite.

[0008] As a preferred embodiment, the limiting block is slidably arranged on the machine block.

[0009] As a preferred embodiment, a fixing block is fixedly connected to the back of the machine block, a driving motor is fixedly connected to the fixing block, a rotating rod is fixedly connected to the output shaft of the driving motor, the rotating rod is fixedly connected to the rotating part at the rear end of the middle second threaded rod, a first belt pulley and a second belt pulley are respectively fixedly connected to the outside of the rotating rod, and a third belt pulley and a fourth belt pulley are respectively fixedly connected to the rotating parts at the rear ends of the second threaded rods on both sides.

[0010] As a preferred embodiment, a first transmission belt is arranged between the first belt pulley and the third belt pulley, and a second transmission belt is arranged between the second belt pulley and the fourth belt pulley.

[0011] As a preferred embodiment, a frame is provided on the machine block, a cylinder is provided on the frame, a welding unit is provided at the bottom end of the cylinder, and a plurality of welding heads are provided on the lower surface of the welding unit.

[0012] By providing a driving motor, under the operation of the driving motor, the rotation of multiple groups of second threaded rods and first threaded rods can be synchronously driven through the transmission of the rotating rod, the first transmission belt, and the second transmission belt. Furthermore, the clamping and fixing of the caps of multiple batteries for welding can be achieved, which helps to improve the efficiency of battery cap welding.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0014] In the present utility model, by providing transverse clamping blocks, when the first threaded rod and the second threaded rod are driven to rotate, the two transverse clamping blocks will perform threaded clamping displacement to achieve the clamping of the lateral dimension of the battery. During this period, when the two transverse clamping blocks displace relative to each other, the gears on both sides of the transverse clamping blocks will drive the lateral clamping blocks on the third threaded rod to displace through meshing rotation on the rack, so as to achieve the lateral clamping displacement of the lateral clamping blocks on both sides of the transverse clamping block, thereby achieving the clamping of the lateral dimension of the battery, and further realizing the adaptive clamping of the complete dimension of the battery, which helps to achieve the effect of cap welding of batteries with different dimensions on the machine block.

[0015] In the present utility model, by providing a driving motor, under the operation of the driving motor, the rotation of multiple groups of second threaded rods and first threaded rods can be synchronously driven through the transmission of the rotating rod, the first transmission belt, and the second transmission belt. Furthermore, the clamping and fixing of the caps of multiple batteries for welding can be achieved, which helps to improve the efficiency of battery cap welding. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a schematic diagram of the front three-dimensional structure of the present utility model;

[0017] Figure 2 is a schematic diagram of the partial three-dimensional structure of the present utility model;

[0018] Figure 3 is a schematic diagram of the top three-dimensional structure of the machine block of the present utility model;

[0019] Figure 4 is of the present utility model Figure 3 is a schematic diagram of the enlarged three-dimensional structure at A in the present utility model;

[0020] Figure 5 is a schematic diagram of the side three-dimensional structure of the present utility model.

[0021] In the figure: 1. Machine block; 2. Machine groove; 3. First threaded rod; 4. Second threaded rod; 5. Horizontal clamping block; 6. Slide rod; 7. Limit block; 8. Third threaded rod; 9. Lateral clamping block; 10. Gear; 11. Rack; 12. Fixed block; 13. Driving motor; 14. Rotating rod; 15. First pulley; 16. Second pulley; 17. Third pulley; 18. Fourth pulley; 19. First transmission belt; 20. Second transmission belt; 21. Machine frame; 22. Cylinder; 23. Welding unit; 24. Welding head. Detailed implementation manners

[0022] The following further describes the present utility model in conjunction with embodiments.

[0023] The following embodiments are used to illustrate the present utility model, but cannot be used to limit the protection scope of the present utility model. The conditions in the embodiments can be further adjusted according to specific conditions. Any simple improvement to the method of the present utility model under the premise of the concept of the present utility model belongs to the scope required to be protected by the present utility model.

[0024] Please refer to Figures 1-5 , the present utility model provides a battery cap pressure welding device, including a machine block 1. Three machine grooves 2 are opened on the machine block 1. A first threaded rod 3 and a second threaded rod 4 are rotatably connected in each machine groove 2. The adjacent ends of the first threaded rod 3 and the second threaded rod 4 are fixedly connected. Horizontal clamping blocks 5 are threadedly connected to both the first threaded rod 3 and the second threaded rod 4. Two limit blocks 7 are fixedly connected to both sides of each horizontal clamping block 5 through two slide rods 6. Third threaded rods 8 are rotatably connected to both sides of each horizontal clamping block 5. The threading directions of the third threaded rods 8 on both sides of each horizontal clamping block 5 are opposite. Lateral clamping blocks 9 are threadedly connected to the outside of each third threaded rod 8. The inside of the lateral clamping block 9 is slidably connected to the corresponding two slide rods 6. One end of each third threaded rod 8 is fixedly connected with a gear 10. One side of the gear 10 is rotatably connected to one side of the limit block 7. A plurality of racks 11 are fixedly arranged on the machine block 1. Each gear 10 meshes with the corresponding rack 11.

[0025] By setting the above structure, when the first threaded rod 3 and the second threaded rod 4 are driven to rotate, the two horizontal clamping blocks 5 will perform threaded clamping displacement to realize the clamping of the horizontal dimension of the battery. During this period, when the two horizontal clamping blocks 5 displace relative to each other, the gears 10 on both sides of the horizontal clamping block 5 will drive the lateral clamping blocks 9 on the third threaded rod 8 to displace through meshing rotation on the rack 11, so as to realize the lateral clamping displacement of the lateral clamping blocks 9 on both sides of the horizontal clamping block 5, so as to realize the clamping of the lateral dimension of the battery, and further realize the adaptive clamping of the complete dimension of the battery, thereby helping to achieve the effect of cap welding of batteries with different dimensions on the machine block 1.

[0026] The threading directions of the first threaded rod 3 and the second threaded rod 4 are opposite.

[0027] The limiting block 7 is slidably arranged on the machine block 1.

[0028] A fixed block 12 is fixedly connected to the back surface of the machine block 1. A driving motor 13 is fixedly connected to the fixed block 12. The output shaft of the driving motor 13 is fixedly connected to a rotating rod 14. The rotating rod 14 is fixedly connected to the rotating part at the rear end of the middle second threaded rod 4. The outer part of the rotating rod 14 is respectively fixedly connected with a first belt pulley 15 and a second belt pulley 16. The rotating parts at the rear ends of the second threaded rods 4 on both sides are respectively fixedly connected with a third belt pulley 17 and a fourth belt pulley 18.

[0029] A first transmission belt 19 is arranged between the first belt pulley 15 and the third belt pulley 17, and a second transmission belt 20 is arranged between the second belt pulley 16 and the fourth belt pulley 18.

[0030] A frame 21 is arranged on the machine block 1. A cylinder 22 is arranged on the frame 21. The bottom end of the cylinder 22 is provided with a welding unit 23. The lower surface of the welding unit 23 is provided with a plurality of welding heads 24. By setting the driving motor 13, under the operation of the driving motor 13, the rotation of multiple groups of second threaded rods 4 and first threaded rods 3 can be synchronously driven through the transmission of the rotating rod 14 and the first transmission belt 19 and the second transmission belt 20, so as to realize the clamping and fixing of the caps of multiple batteries for welding, thereby helping to improve the efficiency of battery cap welding.

[0031] The working principle and usage process of the present utility model: First, when the first threaded rod 3 and the second threaded rod 4 are driven to rotate, the two transverse clamping blocks 5 will perform threaded clamping displacement to realize the clamping of the transverse dimension of the battery. During this period, when the two transverse clamping blocks 5 displace relative to each other, the gears 10 on both sides of the transverse clamping block 5 will drive the lateral clamping blocks 9 on the third threaded rod 8 to displace through meshing rotation on the rack 11, so as to realize the lateral clamping displacement of the lateral clamping blocks 9 on both sides of the transverse clamping block 5 to realize the clamping of the lateral dimension of the battery, and thus realize the adaptive clamping of the complete dimension of the battery. In addition, by setting the driving motor 13, under the operation of the driving motor 13, the rotation of multiple groups of second threaded rods 4 and first threaded rods 3 can be synchronously driven through the transmission of the rotating rod 14 and the first transmission belt 19 and the second transmission belt 20, so as to realize the clamping and fixing of the caps of multiple batteries for welding, thereby helping to improve the efficiency of battery cap welding.

[0032] Although the embodiments of the present utility model have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A battery cap pressure welding device, comprising a machine block (1), characterized in that: The machine block (1) is provided with three machine slots (2), each of which is rotatably connected to a first threaded rod (3) and a second threaded rod (4), the proximal ends of the first threaded rod (3) and the second threaded rod (4) are fixedly connected, the first threaded rod (3) and the second threaded rod (4) are both threadedly connected to a transverse clamping block (5), both sides of each transverse clamping block (5) are fixedly connected to a limit block (7) via two sliding rods (6), both sides of each transverse clamping block (5) are rotatably connected to a third threaded rod (8), and each The third threaded rods (8) on both sides of the transverse clamping block (5) have opposite thread directions, the outside of each of the third threaded rods (8) is threadedly connected to a lateral clamping block (9), the inside of the lateral clamping block (9) is slidably connected to the corresponding two sliding rods (6), one end of each of the third threaded rods (8) is fixedly connected to a gear (10), one side of the gear (10) is rotatably connected to one side of the limit block (7), and a plurality of racks (11) are fixedly arranged on the machine block (1), and each of the gears (10) is meshed with a corresponding rack (11).

2. A battery cap pressure welding device according to claim 1, characterized in that: The thread directions of the first threaded rod (3) and the second threaded rod (4) are opposite.

3. A battery cap pressure welding device according to claim 1, characterized in that: The limit block (7) is slidably arranged on the machine block (1).

4. A battery cap pressure welding device according to claim 1, characterized in that: The back of the machine block (1) is fixedly connected to a fixed block (12), a driving motor (13) is fixedly connected to the fixed block (12), an output shaft of the driving motor (13) is fixedly connected to a rotating rod (14), the rotating rod (14) is fixedly connected to the rotation point at the rear end of the middle second threaded rod (4), the outside of the rotating rod (14) is respectively fixedly connected to a first belt pulley (15) and a second belt pulley (16), and the rotation points at the rear end of the second threaded rod (4) on both sides are respectively fixedly connected to a third belt pulley (17) and a fourth belt pulley (18).

5. A battery cap pressure welding device according to claim 4, characterized in that: A first transmission belt (19) is arranged between the first belt pulley (15) and the third belt pulley (17), and a second transmission belt (20) is arranged between the second belt pulley (16) and the fourth belt pulley (18).

6. A battery cap pressure welding device according to claim 1, characterized in that: The machine block (1) is provided with a frame (21), the frame (21) is provided with a cylinder (22), the bottom end of the cylinder (22) is provided with a welding unit (23), and the lower surface of the welding unit (23) is provided with a plurality of welding heads (24).

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