CN214392978U

CN214392978U - Welding tool device

Info

Publication number: CN214392978U
Application number: CN202022808894.0U
Authority: CN
Inventors: 邓江南; 杜俊丰; 刘晨南; 钟君焐; 姜斌
Original assignee: Dongguan Tafel New Energy Technology Co Ltd; Jiangsu Tafel New Energy Technology Co Ltd; Jiangsu Tafel Power System Co Ltd
Current assignee: Jiangsu Zenergy Battery Technologies Co ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-10-15
Anticipated expiration: 2030-11-27

Abstract

The utility model discloses a welding tool device, which is used for welding a connecting sheet on a pole of a battery module, the battery module is provided with a plurality of superposed square-shell electric cores, the positive pole column and the negative pole column of each square-shell electric core are extended out at the opposite ends of the side face of the battery module, the connecting sheet is arranged on a battery connecting system, the welding tool device comprises a tool table, brackets arranged at the two sides of the tool table, a pressing mechanism and a welding mechanism, a first mounting hole is arranged on each bracket, the two brackets can be simultaneously far away from or close to the tool table, the pressing mechanism comprises a pressing plate and an adsorption piece, a second mounting hole is arranged on the pressing plate, the adsorption piece sequentially passes through the first mounting hole and the second mounting hole and fixes the pressing plate on the bracket, the two brackets are far away from the tool table to enable the adsorption piece to adsorb the battery connecting system, the two brackets are close to the tool table to enable the connecting sheet to be in contact with the pole column until the pressing plate is pressed, after the pressing plate is pressed, the connecting sheet and the connecting sheet are welded by the welding mechanism, the welding tool device can enable the polar columns on the two side faces of the battery module to be welded with the connecting sheets simultaneously.

Description

Welding tool device

Technical Field

The utility model relates to the field of welding technique, especially, relate to a welding tool equipment.

Background

The battery needs to weld battery module utmost point post and connection piece together in process of production, need earlier with utmost point post and the accurate location of connection piece and exert pressure and compress tightly utmost point post and connection piece in operation process, this appears welding partially, rosin joint scheduling problem when can avoiding welding between connection piece and the utmost point post, and then can prevent that the battery from appearing scrapping.

At present the stage by the battery module that the square-shell electricity core constitutes, the square-shell electricity core in the battery module is generally fixed with the mode of vertical placing, it is just, the negative pole post is all in the same side of battery module, this direct terminal surface at battery module with the connection piece with utmost point post welding together can, however when the positive pole post and the negative pole post of square-shell electricity core are the abnormal end in the side of battery module and stretch out, this just needs to weld the utmost point post and the connection piece of a side of battery module earlier, then with the battery module upset, and then with the utmost point post and the connection piece welding of another side of battery module, this has increased the process of battery module upset undoubtedly, and the utmost point post of both sides compresses tightly the welding successively and can make battery module overall structure atress inhomogeneous and then make both sides utmost point post can not obtain better protection.

Therefore, a welding tool device is needed to solve the deficiencies of the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a welding tool equipment can realize the utmost point post and the connection piece welding simultaneously of battery module both sides face through this welding tool equipment.

For realize above purpose, the utility model provides a welding tool equipment for weld the connection piece on battery module utmost point post, the battery module has the square shell electricity core of a plurality of superpositions, and the anodal post and the negative pole post of square shell electricity core are the different ends in the side of battery module and stretch out, and the connection piece is located on the battery connected system, include:

the tooling table is used for bearing the battery module;

the brackets are arranged on two sides of the tool table, the brackets are provided with first mounting holes, and the two brackets can be far away from or close to the tool table at the same time;

the pressing mechanism comprises a pressing plate and an adsorption piece, a second mounting hole is formed in the pressing plate, and the adsorption piece sequentially penetrates through the first mounting hole and the second mounting hole and fixes the pressing plate on the support;

a welding mechanism for welding the connecting sheet and the pole;

two supports are kept away from the frock platform and are made the absorption piece adsorb battery connecting system, and two supports are close to the frock platform and are made connection piece and utmost point post contact compress tightly the connection piece until the clamp plate, treat after the clamp plate compresses tightly the connection piece, borrow by welding mechanism welded connection piece and utmost point post.

Compared with the prior art, the utility model discloses a welding tool equipment is including the frock platform that is used for bearing the battery module, the support and the compact structure of locating frock platform both sides, and two supports can be kept away from simultaneously or be close to the frock platform, and hold-down mechanism includes the clamp plate and adsorbs the piece, and two supports are kept away from the frock platform and are makeed to adsorb a battery connection system, and two supports are close to the frock platform and make connection piece and utmost point post contact compress tightly the connection piece until the clamp plate, treat after the clamp plate compresses tightly the connection piece, borrow welding mechanism welded connection piece and utmost point post. Therefore, the welding tool device can realize the simultaneous welding of the pole columns and the connecting sheets on the two side surfaces of the battery module, reduces the overturning process of the battery module and improves the production efficiency; moreover, the two side faces of the battery module are simultaneously pressed and welded, so that the whole structure of the battery module is uniformly stressed, and the poles on the two side faces can be well protected.

Preferably, the welding mechanism includes a laser for generating a laser beam as the heat source.

Preferably, the utility model discloses an adsorb the piece and be elastic structure, the contact of connection piece and utmost point post makes to adsorb the piece and produces compression deformation, borrows by the compression deformation who adsorbs the piece and makes the clamp plate compress tightly the connection piece.

Preferably, the utility model discloses a be equipped with the slotted hole on the clamp plate, the slotted hole outwards protrudes towards the edge of frock platform one side and forms the boss, borrows by the compression deformation who adsorbs the piece and makes the boss compress tightly the connection piece.

Preferably, the shape of the boss of the utility model is matched with the shape of the connecting sheet.

Preferably, the adsorbing member of the present invention is made of rubber.

Preferably, the utility model discloses an adsorb the piece and be pneumatic chuck, hold-down mechanism includes two at least pneumatic chucks.

Preferably, the utility model discloses a frock bench set up with battery module's shape assorted constant head tank, this constant head tank can be fixed a position battery module in frock bench.

Preferably, the utility model discloses a welding tool equipment still includes actuating mechanism and the moving mechanism who is located the actuating mechanism both sides, actuating mechanism's upper and lower respectively with a tip connection of two moving mechanism, another tip and the leg joint of moving mechanism, two moving mechanism of actuating mechanism drive move in opposite directions and make two supports keep away from simultaneously or be close to the frock platform.

Preferably, the driving mechanism of the present invention is a motor, a gear is installed on the motor shaft, and a rack is installed on the moving mechanism, so that the moving mechanism is connected to the motor by engaging the gear and the rack.

Preferably, the utility model discloses a moving mechanism still includes connecting plate and slide rail, the both ends of connecting plate respectively with rack and leg joint, the connecting plate borrows the slider to install on the slide rail, the rotation of motor drives the rack and removes, the removal of rack drives the connecting plate and removes on the slide rail.

Drawings

Fig. 1 is a schematic structural view of the welding tool device of the present invention.

Fig. 2 is a schematic structural view of the battery connection system with an adsorption member according to the present invention.

Fig. 3 is a schematic structural diagram of the connection between the pressing mechanism and the bracket of the present invention.

Fig. 4 is a schematic structural view of fig. 1 from another view angle.

Fig. 5 is a schematic structural view of the bracket close to the tooling table.

Fig. 6 is a schematic structural view of the pressing plate compressing the connecting sheet of the present invention.

Detailed Description

In order to explain technical contents, structural features, and effects achieved by the present invention in detail, the following description is given in conjunction with the embodiments and the accompanying drawings.

Referring to fig. 1-3 and fig. 6, the welding tooling device 100 of the present invention is used for welding a connecting sheet 211 on a battery module post (not shown in the figures), the battery module 200 has a plurality of stacked square-shell cells (not shown in the figures), the positive and negative posts of the square-shell cells extend out from opposite ends of the side of the battery module 200, the connecting sheet 211 is disposed on the battery connecting system 210, the welding tooling device 100 includes a tooling platform 11 for carrying the battery module 200, a bracket 12 and a pressing mechanism 13 disposed on two sides of the tooling platform 11, the bracket 12 is provided with a first mounting hole 121, the two brackets 12 can be far away from or close to the tooling platform 11, the pressing mechanism 13 includes a pressing plate 131 and an adsorbing member 132, the pressing plate 131 is provided with a second mounting hole 1311, the adsorbing member 132 sequentially passes through the first mounting hole 121 and the second mounting hole 1311 and fixes the pressing plate 131 on the bracket 12, the welding tooling device 100 further comprises a welding mechanism (not shown in the figure) for welding the connecting piece 211 and the pole. When the welding tooling device 100 is not welded, the two supports 12 are far away from the tooling table 11 so that the adsorption piece 132 adsorbs the battery connection system 210, the two supports 12 are close to the tooling table 11 so that the connection sheet 211 is contacted with the pole until the pressing plate 131 presses the connection sheet 211 tightly, and after the pressing plate 131 presses the connection sheet 211, the welding mechanism welds the connection sheet 211 and the pole, so that the utility model discloses a welding tooling device 100 can realize that the pole and the connection sheet 211 at the two side surfaces of the battery module 200 are welded simultaneously, thereby reducing the process of overturning the battery module 200 and improving the production efficiency; furthermore, the two side surfaces of the battery module 200 are simultaneously pressed and welded, so that the whole structure of the battery module 200 is uniformly stressed, and the poles on the two side surfaces can be well protected.

Preferably, the adsorption member 132 is of an elastic structure, the two brackets 12 are close to the tooling table 11 so that the connecting sheet 211 is in contact with the pole, the connecting sheet 211 is in contact with the pole so that the adsorption member 132 generates compression deformation, the compression deformation of the adsorption member 132 causes the adsorption member 132 to generate a larger extrusion force on the battery connection system 210, and therefore the compression deformation of the adsorption member 132 causes the pressing plate 131 to press the connecting sheet 211. Referring to fig. 3, the pressing plate 131 of the present invention is provided with a slot 1312, the edge of the slot 1312 facing one side of the tooling table 11 protrudes outward to form a boss 1313, the boss 1313 compresses the connecting piece 211 by means of the compression deformation of the absorption member 132, preferably, the shape of the boss 1313 matches with the shape of the connecting piece 211, so that the boss 1313 compresses the periphery of the connecting piece 211, thereby further ensuring that the connecting piece 211 is not displaced and is always in a predetermined welding position. Preferably, the absorption member 132 is made of rubber. Preferably, the suction member 132 is a pneumatic suction cup, and the pressing mechanism 13 includes at least two pneumatic suction cups.

Preferably, the welding mechanism of the present invention includes a laser, the laser is used to generate a laser beam as a heat source, please refer to fig. 6, the bracket of the present invention is provided with a first slot 122, after the pressing plate 131 presses the connecting plate 211, the welding mechanism starts to work to generate a laser beam, and the laser beam sequentially passes through the first slot 122, the slot 1312 to weld the connecting plate 211 and the pole; when the slot 1312 is not blocked by the bracket 12, the laser beam passes through the slot 1312 to weld the connecting tab 211 with the post.

Referring to fig. 1, 4-6, before welding, the battery module 200 is placed on the tooling table 11, and in order to position the battery module 200 on the tooling table 11, the tooling table 11 is provided with positioning grooves 111 matching with the shape of the battery module 200. Further, the utility model discloses a welding tooling device 100 realizes through actuating mechanism 14 and the moving mechanism 15 that is located actuating mechanism 14 both sides that two supports 12 are kept away from simultaneously or are close to frock platform 11, specifically, actuating mechanism 14 upper and lower respectively with an end connection of two moving mechanism 15, another tip and the support 12 of moving mechanism 15 are connected, two moving mechanism 15 of actuating mechanism 14 drive are close to each other or keep away from each other and then make two supports 12 can be close to simultaneously or keep away from frock platform 11. Furthermore, the driving mechanism 14 of the present invention is a motor, a gear 141 is installed on the motor shaft, and a rack 151 is installed on the moving mechanism 15, so that the moving mechanism 15 is connected to the motor by engaging the gear 141 with the rack 151. Preferably, the moving mechanism 15 further includes a connecting plate 152 and a slide rail 153, two ends of the connecting plate 152 are respectively connected to the rack 151 and the bracket 12, the connecting plate 152 is mounted on the slide rail 153 by a slide block 154, the rotation of the motor drives the rack 151 to move, and the movement of the rack 151 drives the connecting plate 152 to move on the slide rail 153; specifically, the motor can be set to rotate clockwise to the set stroke, the two supports 12 are far away from the tooling table 11 as shown in fig. 1, after the adsorption piece 132 adsorbs the battery connection system, the two supports 12 are close to the tooling table 11 as shown in fig. 5, at this time, the connecting piece 211 is in contact with the pole, the adsorption piece 132 is compressed and deformed after the connecting piece 211 is in contact with the pole, the lug boss 1313 is pressed on the connecting piece 211 as shown in fig. 6 by virtue of the compression and deformation of the adsorption piece 132, after the welding of the connecting piece 211 is completed, the motor is set to rotate clockwise, and the two supports 12 are far away from the tooling table 11 as shown in fig. 1.

Please continue to refer to fig. 1-6, the utility model discloses a welding tooling device 100 is including the frock platform 11 that is used for bearing battery module 200, locate the support 12 of frock platform 11 both sides, hold-down mechanism 13, welding mechanism, first mounting hole 121 has been seted up on the support 12, two supports 12 can be close to simultaneously or keep away from frock platform 11 by actuating mechanism 14 and moving mechanism 15, hold-down mechanism 13 includes clamp plate 131 and is elastic adsorption element 132, second mounting hole 1311 and slotted hole 1312 have been seted up on the clamp plate 131, slotted hole 1312 outwards protrudes towards the edge of frock platform 11 one side and forms boss 1313, adsorption element 132 passes first mounting hole 121, second mounting hole 1311 in proper order and is fixed in on support 12 with clamp plate 131. When the welding tooling device 100 is not welded, the driving mechanism 14 drives the two moving mechanisms 15 to move away from each other, so that the two supports 12 simultaneously move away from the tooling table 11, and the adsorption piece 132 adsorbs the battery connection system 210; the driving mechanism 14 drives the two moving mechanisms 15 to approach each other, so that the two supports 12 approach the tooling platform 11 at the same time, and the connecting sheet 211 is contacted with the pole; after the connecting piece 211 is contacted with the pole, the adsorption piece 132 generates compression deformation, and the lug boss 1313 compresses the connecting piece 211 by virtue of the compression deformation of the adsorption piece 132; after the pressing plate 131 presses the connecting piece 211 tightly, the welding mechanism welds the connecting piece 211 and the pole; after the connecting piece 211 is welded, the driving mechanism 14 drives the two moving mechanisms 15 to move away from each other so that the two supports 12 are simultaneously moved away from the tool table 11. Therefore, the welding tool device 100 of the present invention can realize the simultaneous welding of the terminal posts on the two side surfaces of the battery module 200 and the connecting sheet 211, thereby reducing the turnover process of the battery module 200 and improving the production efficiency; furthermore, the two side surfaces of the battery module 200 are simultaneously pressed and welded, so that the whole structure of the battery module 200 is uniformly stressed, and the poles on the two side surfaces can be well protected.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, which is defined by the appended claims.

Claims

1. The utility model provides a welding tool equipment for weld the connection piece on the utmost point post of battery module, the battery module has the square shell electricity core of a plurality of superpositions, the positive post and the negative pole post of square shell electricity core in the side of battery module is the heteronymy and stretches out, on the battery connected system was located to the connection piece, its characterized in that included:

the tooling table is used for bearing the battery module;

the brackets are arranged on two sides of the tool table, first mounting holes are formed in the brackets, and the two brackets can be far away from or close to the tool table at the same time;

the welding mechanism is used for welding the connecting sheet and the pole;

the two supports are far away from the tool table, so that the adsorption piece adsorbs the battery connection system, the two supports are close to the tool table, so that the connecting sheet is in contact with the pole column until the pressing plate presses the connecting sheet, and after the pressing plate presses the connecting sheet, the connecting sheet and the pole column are welded by the welding mechanism.

2. The welding tooling device of claim 1, wherein the adsorption member is of an elastic structure, the adsorption member is compressed and deformed by the contact of the connecting piece and the pole, and the pressing plate is pressed against the connecting piece by the compression and deformation of the adsorption member.

3. The welding tooling device of claim 2, wherein the pressure plate is provided with a slot, the edge of the slot facing one side of the tooling table protrudes outwards to form a boss, and the boss is pressed against the connecting sheet by the compression deformation of the adsorption piece.

4. The welding tooling device of claim 3, wherein the shape of the boss matches the shape of the tab.

5. The welding tooling device of claim 2, wherein the adsorbing member is made of rubber.

6. The welding tooling device of claim 2, wherein the suction member is a pneumatic chuck and the hold down mechanism comprises at least two pneumatic chucks.

7. The welding tooling device of claim 1, wherein the tooling table is provided with positioning grooves matched with the shape of the battery module.

8. The welding tooling device of claim 1, further comprising a driving mechanism and moving mechanisms located at two sides of the driving mechanism, wherein the driving mechanism is connected with one end of each of the two moving mechanisms at the upper and lower sides thereof, the other end of the moving mechanism is connected with the bracket, and the driving mechanism drives the two moving mechanisms to move in opposite directions so as to enable the two brackets to simultaneously move away from or close to the tooling table.

9. The welding tooling device of claim 8, wherein the driving mechanism is a motor, a gear is mounted on a shaft of the motor, a rack is disposed on the moving mechanism, and the moving mechanism is connected to the motor by meshing the gear with the rack.

10. The welding tooling device of claim 9, wherein the moving mechanism further comprises a connecting plate and a slide rail, two ends of the connecting plate are respectively connected with the rack and the bracket, the connecting plate is mounted on the slide rail through a slide block, the rack is driven to move by the rotation of the motor, and the connecting plate is driven to move on the slide rail by the movement of the rack.