CN220718239U

CN220718239U - Spot welder for battery combination welding

Info

Publication number: CN220718239U
Application number: CN202322115797.7U
Authority: CN
Inventors: 马史棣; 龚小敏
Original assignee: Shanghai Xinji Battery Co ltd
Current assignee: Shanghai Xinji Battery Co ltd
Priority date: 2023-08-08
Filing date: 2023-08-08
Publication date: 2024-04-05
Anticipated expiration: 2033-08-08

Abstract

The utility model discloses a spot welder for battery combination welding, which comprises a workbench, wherein four supporting legs are fixedly connected to the bottom of the workbench, a transverse plate is fixedly connected between the four supporting legs, an electric push rod is fixedly connected to the top of the transverse plate, an electric welding machine body is fixedly connected to the top of the workbench, a supporting plate is fixedly connected to the top of the output end of the electric push rod, a T-shaped groove is formed in the top of the supporting plate, a T-shaped block is connected to the inner wall of the T-shaped groove in a sliding mode, and a placing frame is fixedly connected to the top of the T-shaped block. According to the utility model, a plurality of batteries are accommodated through the placement frame, the batteries are mutually close to and attached to each other through the pushing plate and the extruding plate, the pushing plate is fixed in position through the arrangement of the return plate, the connecting plate, the gasket and the bolt, meanwhile, the pole piece is limited on the battery, manual pressing is not needed, and the pole piece is conveniently spot-welded on the battery by the operation of the welding machine body.

Description

Spot welder for battery combination welding

Technical Field

The utility model relates to the technical field of battery spot welding, in particular to a spot welder for battery combination welding.

Background

The battery spot welder is a device for welding batteries, and the principle is to weld positive and negative plates of the battery with a battery case by using high temperature and high pressure, thereby forming a complete battery. The working principle of the battery spot welder is very simple and is mainly divided into three steps: preparing, welding and cooling; the positive and negative plates of the battery, which are typically made of copper or aluminum, and the battery case, which is made of steel or aluminum, need to be prepared together with a plurality of batteries. Next, the positive and negative electrode sheets of the battery and the battery were placed, and then welded by pressure and current of a spot welder. Cooling is required after the welding is completed. Since the positive and negative electrode sheets of the battery and the battery case are deformed by the high temperature generated during welding, it is necessary to cool the welded portion for a certain period of time to restore the welded portion.

In the prior art, when carrying out combination spot welding to a plurality of batteries, need to arrange a plurality of batteries regularly earlier to place the insulating piece between the battery, arrange a plurality of pole pieces in proper order and place the top of battery again, carry out spot welding through the electric welding, because the pole piece needs manual the compress tightly after placing the process, lead to the pole piece slippage easily, the spot welding failure, therefore we propose a battery combination spot welder for welding for solving above-mentioned problem.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a spot welder for battery combination welding.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a spot welder for battery combination welding, includes the workstation, four landing legs of bottom fixedly connected with of workstation, fixedly connected with diaphragm between four landing legs, the top fixedly connected with electric putter of diaphragm, the top fixedly connected with electric welder body of workstation, the top fixedly connected with spandrel plate of electric putter output, the T-shaped groove has been seted up at the top of spandrel plate, the inner wall sliding connection of T-shaped groove has a T shape piece, the frame is placed to the top fixedly connected with of T shape piece, two rectangular holes have been seted up to the outer wall of placing the frame, the inner wall of two rectangular holes is sliding connection respectively has the pushing plate, the one end fixedly connected with stripper plate of pushing plate, the top of placing the frame is equipped with auxiliary spot welding mechanism.

Preferably, the auxiliary spot welding mechanism comprises a return-shaped plate, a return-shaped groove is formed in the top of the placement frame, the inner wall of the return-shaped groove is slidably connected with the outer wall of the return-shaped plate, two grooves are formed in the outer wall of the return-shaped plate, connecting plates of hollow structures are fixedly connected to the inner walls of the two grooves, gaskets are fixedly connected to the bottoms of the connecting plates, and the pole pieces are limited by the gaskets.

Preferably, the sliding hole is formed in the bottom of the workbench, the inner wall of the sliding hole is in sliding connection with the outer wall of the output end of the electric push rod, and the supporting plate is arranged to drive the placing frame to move up and down through the electric push rod, so that the pole piece is convenient to contact with the spot welding end of the spot welder body.

Preferably, the outer wall of stripper plate and the inner wall sliding connection of placing the frame make a plurality of batteries laminate each other through setting up the stripper plate, prevent rocking at spot welding in-process.

Preferably, the bottom of the return plate is in contact with the top of the two pusher plates.

Preferably, two threaded holes are formed in the outer wall of the placement frame, bolts are connected to the inner walls of the two threaded holes in a threaded mode respectively, and the position of the return-type plate is fixed through the bolts.

Preferably, one end of the bolt is extruded with the outer wall of the return plate.

Compared with the prior art, the utility model has the advantages that:

this scheme a plurality of batteries hold through placing the frame, make a plurality of batteries be close to each other and laminating through push plate and stripper plate, through setting up back shaped plate, connecting plate, gasket and bolt, to the push plate fixed position, it is spacing on the battery to the pole piece simultaneously, need not manual the compressing tightly, make things convenient for the welding machine body operation to spot weld the pole piece on the battery.

Drawings

FIG. 1 is a schematic cross-sectional view of a spot welder for welding a battery according to the present utility model;

FIG. 2 is a schematic view of a partial cross-sectional structure of a spot welder for welding a battery according to the present utility model;

fig. 3 is a schematic view showing a partial perspective structure of a spot welder for welding a battery according to the present utility model.

In the figure: 1. a work table; 2. a support leg; 3. a cross plate; 4. an electric push rod; 5. an electric welding machine body; 6. a bearing plate; 7. a T-shaped groove; 8. a T-shaped block; 9. placing a frame; 10. a pushing plate; 11. an extrusion plate; 12. a return plate; 13. a connecting plate; 14. a gasket; 15. and (5) a bolt.

Detailed Description

The spot welder for battery combination welding comprises a workbench 1, four supporting legs 2 are fixedly connected to the bottom of the workbench 1, a transverse plate 3 is fixedly connected between the four supporting legs 2, an electric push rod 4 is fixedly connected to the top of the transverse plate 3, a sliding hole is formed in the bottom of the workbench 1, the inner wall of the sliding hole is in sliding connection with the outer wall of the output end of the electric push rod 4, and the electric push rod 4 drives a bearing plate 6 to move up and down with a placing frame 9.

The top fixedly connected with electric welding machine body 5 of workstation 1, the top fixedly connected with carrier plate 6 of electric putter 4 output, T-shaped groove 7 has been seted up at the top of carrier plate 6, and the inner wall sliding connection of T-shaped groove 7 has the top fixedly connected with of T-shaped piece 8,T shape piece 8 to place frame 9, places frame 9 and moves about through T-shaped groove 7 and T-shaped piece 8, conveniently carries out spot welding with a plurality of pole pieces to the battery.

Two rectangular holes are formed in the outer wall of the placement frame 9, pushing plates 10 are connected to the inner walls of the two rectangular holes in a sliding mode respectively, one end of each pushing plate 10 is fixedly connected with an extrusion plate 11, each extrusion plate 11 drives a battery to be fixed in position, the outer wall of each extrusion plate 11 is connected with the inner wall of the placement frame 9 in a sliding mode, and an auxiliary spot welding mechanism is arranged at the top of the placement frame 9.

The auxiliary spot welding mechanism comprises a return-shaped plate 12, the bottom of the return-shaped plate 12 is contacted with the tops of the two pushing plates 10, a return-shaped groove is formed in the top of the placement frame 9, the inner wall of the return-shaped groove is slidably connected with the outer wall of the return-shaped plate 12, the return-shaped plate 12 slides into the return-shaped groove, and the bottom of the return-shaped plate 12 is contacted with the top of the pushing plate 10 to limit the return-shaped plate.

Two recesses have been seted up to the outer wall of returning the shaped plate 12, the equal fixedly connected with hollow structure's of inner wall of two recesses connecting plate 13, the bottom fixedly connected with gasket 14 of connecting plate 13, the both ends of gasket 14 extrusion pole piece are spacing to it, two screw holes have been seted up to the outer wall of placing frame 9, the inner wall of two screw holes is threaded connection respectively has bolt 15, the one end of bolt 15 extrudes with the outer wall of returning the shaped plate 12 mutually, rotate bolt 15 and fix returning the shaped plate 12 at returning the inslot.

Working principle: when the electric welding machine is used, a plurality of batteries are placed in the placement frame 9, the batteries are orderly arranged, insulating sheets are placed between the batteries, one push plate 10 moves inwards, the push plate 10 moves inwards to enable the extrusion plate 11 to move inwards, the extrusion plate 11 drives the batteries to be close to and attached to each other, a plurality of pole pieces are sequentially arranged and placed at the top of the batteries, the return plate 12 is placed in the return groove, the bottom of the return plate 12 is pressed to be contacted with the top of the push plate 10, meanwhile, the outer walls of the two gaskets 14 respectively squeeze the head end and the tail end of the pole pieces, the pole pieces are limited on the batteries, one end of each rotary bolt 15 is squeezed to the outer wall of the return plate 12, the electric push rod 4 moves to enable the supporting plate 6 to move upwards, the placement frame 9 moves upwards, and the electric welding machine body 5 moves to spot weld the pole pieces on the batteries.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art will be able to apply equally to the technical solution of the present utility model and the inventive concept thereof, within the scope of the present utility model.

Claims

1. The utility model provides a spot welder for battery combination welding, includes workstation (1), its characterized in that, four landing leg (2) of bottom fixedly connected with of workstation (1), fixedly connected with diaphragm (3) between four landing leg (2), the top fixedly connected with electric putter (4) of diaphragm (3), the top fixedly connected with electric putter body (5) of workstation (1), the top fixedly connected with carrier plate (6) of electric putter (4) output, T-shaped groove (7) have been seted up at the top of carrier plate (6), the inner wall sliding connection of T-shaped groove (7) has T-shaped piece (8), the top fixedly connected with of T-shaped piece (8) places frame (9), two rectangular holes have been seted up to the outer wall of placing frame (9), and the inner wall of two rectangular holes is sliding connection respectively has push plate (10), the one end fixedly connected with stripper plate (11) of push plate (10), the top of placing frame (9) is equipped with auxiliary spot welding mechanism.

2. The spot welder for battery combination welding according to claim 1, wherein the auxiliary spot welding mechanism comprises a return plate (12), a return groove is formed in the top of the placement frame (9), the inner wall of the return groove is slidably connected with the outer wall of the return plate (12), two grooves are formed in the outer wall of the return plate (12), connecting plates (13) of hollow structures are fixedly connected to the inner walls of the two grooves, and gaskets (14) are fixedly connected to the bottoms of the connecting plates (13).

3. The spot welder for battery combination welding according to claim 1, wherein a sliding hole is formed in the bottom of the workbench (1), and the inner wall of the sliding hole is in sliding connection with the outer wall of the output end of the electric push rod (4).

4. The spot welder for battery combination welding according to claim 1, wherein the outer wall of the squeeze plate (11) is slidingly connected with the inner wall of the placement frame (9).

5. A spot welder for battery combination welding as claimed in claim 2, characterized in that the bottom of the return plate (12) is in contact with the top of two pushing plates (10).

6. The spot welder for battery combination welding according to claim 1, wherein the outer wall of the placement frame (9) is provided with two threaded holes, and the inner walls of the two threaded holes are respectively connected with bolts (15) in a threaded manner.

7. The spot welder for battery combination welding as claimed in claim 6, wherein one end of the bolt (15) is pressed against the outer wall of the return plate (12).