Spot welding device for lithium battery

Abstract

The spot welding device for the lithium battery comprises a welding table, a spot welding assembly and a control box are installed at the top of the welding table, an air cylinder is fixedly installed at the top of the welding table through bolts, the output end of the air cylinder is fixedly connected with a frame body through a flange, a transverse plate is fixedly installed on the inner wall of the frame body, and the transverse plate is fixedly connected with the control box. A supporting plate is arranged above the transverse plate, the surface of the supporting plate is rotationally connected with a supporting rod through a rotating shaft, and a sliding rail is fixedly installed at the top of the frame body. The air cylinder and the frame body are used in cooperation to drive the carrying disc to move in the left-right direction, and meanwhile the supporting plate, the supporting rod and the motor are used in cooperation to drive the carrying disc to move in the front-back direction, so that the carrying disc can drive the position of a lithium battery to be changed, and the two-way movement of the carrying disc in the horizontal direction can be achieved; and the position of the lithium battery is adjusted, so that the purpose of improving the spot welding process efficiency and precision of the lithium battery is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of lithium battery processing, in particular to a spot welding device for lithium batteries. Background Art

[0002] During the production process of lithium batteries, according to production requirements, the positive and negative electrodes of the lithium batteries need to be spot welded and then tested. When arranging the batteries, they need to be arranged alternately according to the positive and negative electrodes and nickel sheets must be installed. Then, the electrode sheets must be spot welded using a spot welding device.

[0003] The electrode sheet on the top of the lithium battery needs to be moved during spot welding so that the spot welding position can be changed, so that the electrode sheet on the top of the lithium battery can be stably welded. In order to reduce the operating intensity during the spot welding process and improve the efficiency and accuracy of the spot welding process, a spot welding device for lithium batteries is needed. The lithium battery can be placed on a loading tray, and then the loading tray can be moved in both directions in the horizontal direction to adjust the position of the lithium battery, thereby improving the efficiency and accuracy of the lithium battery spot welding process. Utility Model Content

[0004] The purpose of the present utility model is to provide a spot welding device for lithium batteries, which can adjust the position of the lithium batteries by moving the loading plate in two directions in the horizontal direction, thereby improving the efficiency and accuracy of the lithium battery spot welding process and solving the technical problems raised by the above-mentioned background technology.

[0005] The technical solution of the utility model for solving the above-mentioned technical problems is as follows: A spot welding device for lithium batteries comprises a welding table: a spot welding assembly and a control box are installed on the top of the welding table, a cylinder is fixedly installed on the top of the welding table by bolts, the output end of the cylinder is fixedly connected to a frame by a flange, a cross plate is fixedly installed on the inner wall of the frame, a support plate is provided above the cross plate, the surface of the support plate is rotatably connected to a support rod via a rotating shaft, a slide rail is fixedly installed on the top of the frame, the surface of the slide rail is slidably connected to a slider, the end of the support rod is rotatably connected to a loading plate via a rotating shaft, and a motor is fixedly installed on the bottom of the cross plate by bolts.

[0006] Preferably, the slider and the loading tray are fixedly connected.

[0007] Preferably, a protective pad is adhered to the inner wall of the loading tray, and the protective pad is a rubber pad.

[0008] Preferably, two symmetrically arranged rectangular blocks are fixedly connected to the surface of the frame, an L-shaped rod is fixedly installed on the top of the welding table, and the rectangular blocks are slidably connected to the inner wall of the L-shaped rod.

[0009] Preferably, the output shaft of the motor passes through the transverse plate and is fixedly connected to the support plate.

[0010] Preferably, the spot welding assembly, cylinder and motor are all electrically connected to the control box via wires.

[0011] The beneficial effects of the utility model are:

[0012] 1. The utility model drives the loading tray to move in the left and right directions through the coordinated use of the cylinder and the frame. At the same time, the loading tray is driven to move in the front and back directions through the coordinated use of the support plate, the support rod and the motor. The loading tray can drive the position of the lithium battery to change, thereby achieving the purpose of achieving the purpose of bidirectional movement of the loading tray in the horizontal direction, so that the position of the lithium battery can be adjusted, thereby improving the efficiency and accuracy of the lithium battery spot welding process.

[0013] 2. The utility model provides padding for the inner wall of the loading tray, thereby preventing the inner wall of the loading tray from directly contacting the lithium battery when receiving the latter, which may cause the surface of the lithium battery to bump against the latter;

[0014] 3. The utility model limits the movement of the frame in the left and right directions by using the rectangular block and the L-shaped rod in combination, thereby avoiding the shaking of the frame during the movement. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] in:

[0016] Figure 1 This is a structural diagram of an embodiment of the utility model;

[0017] Figure 2 This is an embodiment of the utility model Figure 1 A partial enlarged view of point A;

[0018] Figure 3 This is a three-dimensional schematic diagram of a support plate and a support rod according to an embodiment of the present invention.

[0019] In the accompanying drawings, the components represented by the reference numerals are as follows:

[0020] 1. Welding table, 2. Spot welding assembly, 3. Control box, 4. Cylinder, 5. Frame, 6. Cross plate, 7. Support plate, 8. Support rod, 9. Slide rail, 10. Slider, 11. Loading tray, 12. Pad, 13. Rectangular block, 14. L-shaped rod, 15. Motor. DETAILED DESCRIPTION

[0021] Hereinafter, embodiments of the spot welding device for lithium batteries of the present invention will be described with reference to the accompanying drawings.

[0022] Example 1:

[0023] Figure 1-3The present invention shows a spot welding device for lithium batteries according to an embodiment of the present invention, which includes a welding table 1: a spot welding assembly 2 and a control box 3 are installed on the top of the welding table 1, a cylinder 4 is fixedly installed on the top of the welding table 1 by bolts, and the output end of the cylinder 4 is fixedly connected to the frame 5 by a flange, and a cross plate 6 is fixedly installed on the inner wall of the frame 5, and a support plate 7 is provided above the cross plate 6. The surface of the support plate 7 is rotatably connected to the support rod 8 through a rotating shaft, and a slide rail 9 is fixedly installed on the top of the frame 5. The surface of the slide rail 9 is slidably connected to the slider 10, and the end of the support rod 8 is rotatably connected to the loading plate 11 through a rotating shaft. The slider 10 and the loading plate 11 are fixedly connected, and a protective pad 12 is adhered to the inner wall of the loading plate 11. The protective pad 12 is a rubber pad. Through the setting of the protective pad 12, the inner wall of the loading plate 11 is padded to avoid the inner wall of the loading plate 11 directly contacting the latter when receiving the lithium battery, which causes the surface of the lithium battery to bump against the latter. The bottom of the cross plate 6 is fixedly installed with a motor 15 by bolts.

[0024] Example 2:

[0025] Figure 1-3 The present invention shows a spot welding device for lithium batteries according to an embodiment of the present invention, which includes a welding table 1: a spot welding assembly 2 and a control box 3 are installed on the top of the welding table 1, a cylinder 4 is fixedly installed on the top of the welding table 1 by bolts, the output end of the cylinder 4 is fixedly connected to the frame 5 by a flange, a horizontal plate 6 is fixedly installed on the inner wall of the frame 5, a support plate 7 is provided above the horizontal plate 6, the surface of the support plate 7 is rotatably connected to the support rod 8 through a rotating shaft, a slide rail 9 is fixedly installed on the top of the frame 5, a slider 10 is slidably connected to the surface of the slide rail 9, and the end of the support rod 8 is rotatably connected to the loading plate 11 through a rotating shaft. Two symmetrically arranged rectangular blocks 13 are fixedly connected to the surface of the welding table 1, and an L-shaped rod 14 is fixedly installed on the top of the welding table 1. The rectangular block 13 is slidably connected to the inner wall of the L-shaped rod 14. By cooperating with the rectangular block 13 and the L-shaped rod 14, the movement of the frame 5 in the left and right directions is limited, thereby avoiding the shaking of the frame 5 during the movement. A motor 15 is fixedly installed on the bottom of the cross plate 6 by bolts, and the output shaft of the motor 15 passes through the cross plate 6 and is fixedly connected to the support plate 7. The spot welding assembly 2, the cylinder 4 and the motor 15 are electrically connected to the control box 3 through wires.

[0026] Working principle: When using the present invention, the user places the lithium battery on the loading tray 11, and then operates the control box 3 to make the spot welding assembly 2 spot weld the lithium battery. At this time, the cylinder 4 and the frame 5 are used in conjunction to drive the loading tray 11 to move in the left and right directions. At the same time, the motor 15 drives the support plate 7 to rotate, so that the support plate 7 drives the loading tray 11 to move in the front and back directions through the support rod 8. In this process, the slide rail 9 and the slider 10 are used in conjunction to limit the movement of the loading tray 11 in the front and back directions, thereby avoiding the shaking of the loading tray 11 during the movement, and then the loading tray 11 is able to drive the position of the lithium battery to change, thereby realizing the two-way movement of the loading tray in the horizontal direction, so that the position of the lithium battery can be adjusted, thereby improving the efficiency and accuracy of the lithium battery spot welding process.

[0027] To sum up: the spot welding device for lithium batteries drives the loading plate 11 to move in the left and right directions through the coordinated use of the cylinder 4 and the frame 5. At the same time, the supporting plate 7, the supporting rod 8 and the motor 15 are coordinated to drive the loading plate 11 to move in the front and back directions, so that the loading plate 11 can drive the position of the lithium battery to change, thereby achieving the purpose of achieving two-way movement of the loading plate in the horizontal direction, so that the position of the lithium battery can be adjusted, thereby improving the efficiency and accuracy of the lithium battery spot welding process.

Claims

1. A spot welding device for lithium batteries, characterized in that: The invention comprises a welding table (1): a spot welding assembly (2) and a control box (3) are installed on the top of the welding table (1); a cylinder (4) is fixedly installed on the top of the welding table (1) by means of bolts; the output end of the cylinder (4) is fixedly connected to a frame (5) by means of a flange; a transverse plate (6) is fixedly installed on the inner wall of the frame (5); a support plate (7) is provided above the transverse plate (6); the surface of the support plate (7) is rotatably connected to a support rod (8) by means of a rotating shaft; a slide rail (9) is fixedly installed on the top of the frame (5); the surface of the slide rail (9) is slidably connected to a slider (10); the end of the support rod (8) is rotatably connected to a loading plate (11) by means of a rotating shaft; and a motor (15) is fixedly installed on the bottom of the transverse plate (6) by means of bolts.

2. A spot welding device for lithium batteries according to claim 1, characterized in that: The slider (10) and the loading plate (11) are fixedly connected.

3. A spot welding device for lithium batteries according to claim 2, characterized in that: A protective pad (12) is adhered to the inner wall of the loading tray (11), and the protective pad (12) is a rubber pad.

4. A spot welding device for lithium batteries according to claim 3, characterized in that: Two symmetrically arranged rectangular blocks (13) are fixedly connected to the surface of the frame (5); an L-shaped rod (14) is fixedly installed on the top of the welding table (1); and the rectangular blocks (13) are slidably connected to the inner wall of the L-shaped rod (14).

5. A spot welding device for lithium batteries according to claim 4, characterized in that: The output shaft of the motor (15) passes through the transverse plate (6) and is fixedly connected to the support plate (7).

6. A spot welding device for lithium batteries according to claim 5, characterized in that: The spot welding assembly (2), the cylinder (4) and the motor (15) are all electrically connected to the control box (3) via wires.

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