CN218695212U

CN218695212U - Welding device for battery cover plate and shell

Info

Publication number: CN218695212U
Application number: CN202221788573.1U
Authority: CN
Inventors: 汤锋
Original assignee: Zhejiang Bailuyuan Technology Co ltd
Current assignee: Zhejiang Bailuyuan Technology Co ltd
Priority date: 2022-07-12
Filing date: 2022-07-12
Publication date: 2023-03-24
Anticipated expiration: 2032-07-12

Abstract

The utility model discloses a welding device for battery cover plate and casing, including processing platform, casing and apron, the processing platform is provided with a spacing groove, the spacing groove is communicated with one side of the processing platform far away from the ground, a steering clamping mechanism for clamping and rotating the bottom of the casing is arranged in the spacing groove, a side wall of the processing platform far away from the ground is provided with a v-21274a-shaped support frame with an opening facing the casing; the utility model discloses a thrust of spring to arc plate can tentatively fix the casing, recycle first cylinder drive rack board, the depression bar that passes through gear and ratchet cooperation drive both sides by rack board again rotates, thereby it is fixed to accomplish the secondary to the casing, the centre gripping is stable, utilize hold-down mechanism to compress tightly the stability when the top of casing can promote the welding with the apron, thereby promote welded efficiency, utilize the rotatory mode of motor drive bottom plate can be nimble to adjust the angle of casing, be convenient for weld, the practicality of device has been promoted.

Description

Welding device for battery cover plate and shell

Technical Field

The utility model relates to a battery production and processing technology field specifically is a welding set for battery apron and casing.

Background

In the field of cylindrical batteries, two battery structures are mainly used at present, one is a steel shell and cap structure, and the structure generally adopts a rolling groove and an opening sealing ring to perform extrusion deformation for sealing; the other is an aluminum shell and top cover plate structure, and the structure generally adopts the welding of a shell and a cover plate to achieve the sealing effect; at present, the welding of the aluminum shell and the top cover plate is generally achieved by adopting laser welding in the industry, namely, high-energy-density laser is used for heating the gap between the cover plate and the shell, and a welding area is melted to achieve the connecting effect.

At present, when a battery cover plate and a shell are welded, the battery shell is usually fixed by a clamp, then the cover plate is placed at the top of the battery shell for welding, and the welding effect is influenced because the cover plate can move in the welding process; in addition, the clamp used at present can only weld the battery shell with a fixed diameter, and cannot be used when the battery shell with different diameter sizes needs to be welded.

To this end, we propose a welding device for the battery cover and the housing.

Disclosure of Invention

An object of the utility model is to provide a welding set for battery apron and casing to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a welding set for battery apron and casing, includes processing platform, casing and apron, the spacing groove has been seted up on the processing platform, the spacing groove communicates with one side that the processing platform kept away from ground, the casing is placed at the spacing inslot portion, the spacing inslot is provided with carries out centre gripping and pivoted to the casing bottom and turns to fixture, the processing platform is provided with the opening on keeping away from a lateral wall on ground and is provided with the opening towards the housing \ 21274;, the shape support frame, one side that the casing was kept away from to the support frame is connected with the hollow mount of rectangle, be provided with on support frame and the mount and carry out the clamping mechanism of centre gripping to the casing, be provided with on the support frame and carry out fixed hold-down mechanism with apron and casing.

Preferably, turn to fixture including connecting the motor on the processing platform is close to ground lateral wall, the output of motor stretches into the spacing inslot and is connected with the bottom plate, the bilateral symmetry that a lateral wall casing of motor was kept away from to the bottom plate is provided with the arc and presss from both sides tight seat, press from both sides the inside arc wall of having seted up of tight seat, arc wall internal connection has the arc with the contact of casing outer wall, be connected with the spring between the tank bottom of arc and arc.

Preferably, clamping assembly is including setting up the first cylinder in the mount inside, the flexible end of first cylinder passes mount and support frame and is connected with the rack plate, the free end connection of rack plate has the tight head of clamp with the contact of casing outer wall, the bilateral symmetry of rack plate is connected with the backup pad that length direction and the flexible direction of first cylinder are parallel on the support frame, the tip of backup pad and support frame lateral wall is connected with gear and ratchet respectively, and the gear of homonymy mutually supports with rack plate and ratchet simultaneously, one side of ratchet is connected with the L shape depression bar with the contact of casing outer wall.

Preferably, hold-down mechanism is including connecting the L shape support on the lateral wall of ground is kept away from to the support frame, the one end of support extends to the apron and keeps away from one side on ground, be connected with the second cylinder on the lateral wall that ground was kept away from to the support, the flexible end of second cylinder pass the support and be connected with apron complex clamp plate.

Preferably, a guide groove is formed in one side wall, far away from the ground, of the machining table along the telescopic direction of the rack plate, and a guide rod matched with the guide groove is connected to one side wall, facing the guide groove, of the rack plate.

Preferably, the springs are arranged in the arc-shaped grooves at equal angles.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a thrust of spring to arc plate can tentatively fix the casing, recycle first cylinder drive rack board, the depression bar that passes through gear and ratchet cooperation drive both sides by the rack board again rotates, thereby accomplish the secondary fixation to the casing, and the operation is thus simple, the centre gripping is stable, utilize hold-down mechanism to compress tightly the stability when the welding can be promoted at the top of casing with the apron, thereby promote welded efficiency, utilize the rotatory mode of motor drive bottom plate can be nimble to adjust the angle to the casing, the welding of being convenient for, the practicality of device has been promoted.

2. The utility model discloses a removal of enough messenger's rack board of guide way and the guide bar cooperation of rack board bottom at processing bench top portion is more stable to promote the stability of centre gripping, promoted welded efficiency.

Drawings

FIG. 1 is a schematic view of the overall three-dimensional structure of the present invention;

FIG. 2 is a second schematic view of the overall three-dimensional structure of the present invention;

FIG. 3 is a schematic view of the top view of the partial cross-sectional structure of the present invention;

fig. 4 is a schematic view of the main view of the local cross-section structure of the present invention.

In the figure: 1-a processing table; 2-a shell; 3-cover plate; 4-a support frame; 5-a fixing frame; 6-a clamping mechanism; 61-a first cylinder; 62-a clamping head; 63-a rack plate; 64-a support plate; 65-ratchet wheel; 66-a gear; 67-a compression bar; 7-a limiting groove; 8-a steering clamping mechanism; 81-a bottom plate; 82-a clamping seat; 83-arc-shaped groove; 84-an arc-shaped plate; 85-a spring; 86-a motor; 9-a pressing mechanism; 91-a support; 92-a second cylinder; 93-a press plate; 10-a guide groove; 11-guide bar.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a welding device for a battery cover plate and a shell comprises a processing table 1, a shell 2 and a cover plate 3, wherein a circular limiting groove 7 is formed in the processing table 1, the limiting groove 7 is communicated with one side, far away from the ground, of the processing table 1, the shell 2 is placed in the limiting groove 7, a steering clamping mechanism 8 for clamping and rotating the bottom of the shell 2 is arranged in the limiting groove 7, the steering clamping mechanism 8 comprises a motor 86 fixedly connected to one side wall, close to the ground, of the processing table 1, the motor 86 is connected to the bottom of the processing table 1 through a mounting frame, the output end of the motor 86 extends into the limiting groove 7 and is fixedly connected with a bottom plate 81, arc-shaped clamping seats 82 are symmetrically and fixedly connected to two sides of the shell 2, far away from the motor 86, of one side wall of the bottom plate 81, the bottom plate 2 is symmetrically and fixedly connected with arc-shaped clamping seats 82, arc-shaped grooves 83 are formed in the clamping seats 82, arc-shaped grooves 83 are connected to the inner portions of the arc-shaped grooves 83, arc-shaped plates 84 are in contact with the outer wall of the shell 2, springs 85 are connected to the bottoms of the arc-shaped grooves 83, and two ends of the springs 85 are respectively and are fixedly connected with the arc-shaped plates 84 and the bottoms of the arc-shaped grooves 83; the machining table comprises a machining table 1, a rectangular hollow fixing frame 5 is fixedly connected to one side wall, away from the ground, of the machining table 1, a clamping mechanism 6 for clamping the shell 2 is arranged on the supporting frame 4 and the fixing frame 5, the clamping assembly comprises a first air cylinder 61 fixedly connected inside the fixing frame 5, the telescopic end of the first air cylinder 61 penetrates through the fixing frame 5 and the supporting frame 4 and is fixedly connected with a rack plate 63, the telescopic end of the first air cylinder 61 is in sliding connection with the fixing frame 5 and the supporting frame 4, the free end of the rack plate 63 is fixedly connected with a clamping head 62 in interference fit with the outer wall of the shell 2, supporting plates 64 are symmetrically and fixedly connected to two sides of the rack plate 63 on the supporting frame 4, the length direction of each supporting plate is parallel to the telescopic direction of the first air cylinder 61, the end portions of the side walls of the supporting plates 64 and the supporting frame 4 are respectively in rotary connection with a gear 66 and a ratchet 65, the gear 66 on the same side is simultaneously in mutual engagement with the rack plate 63 and the ratchet 65 on the same side and is in interference fit with an L-shaped pressure bar 67 on the outer wall of the shell 2; a pressing mechanism 9 for fixing the cover plate 3 and the shell 2 is arranged on the support frame 4, the pressing mechanism 9 comprises an L-shaped support 91 fixedly connected to one side wall of the support frame 4 far away from the ground, one end of the support 91 extends to one side of the cover plate 3 far away from the ground, one side wall of the support 91 far away from the ground is fixedly connected with a second air cylinder 92, and the telescopic end of the second air cylinder 92 penetrates through the support 91 and is fixedly connected with a pressing plate 93 matched with the cover plate 3; when the welding clamp is used, the shell 2 is placed between the clamping seats 82 on the two sides in the limiting groove 7, then the shell 2 is preliminarily supported by the clamping force of the spring 85 on the arc-shaped plate 84, then the first cylinder 61 is started, the first cylinder 61 drives the pressing rods 67 on the two sides to approach the outer wall of the shell 2 through the transmission of the gear 66 and the ratchet 65 while pushing the rack plate 63 to move towards the shell 2, finally the shell 2 is fixed through the clamping head 62 at the end part of the pushing plate and the pressing rods 67 on the two sides, then the cover plate 3 is placed at the top of the shell 2, the second cylinder 92 is started, the telescopic end of the second cylinder 92 drives the pressing plate 93 at the end part to press the cover plate 3 at the top of the shell 2, then welding is carried out, if the condition of inconvenient welding angle is met in the welding process, the first cylinder 61 is driven to release the clamping on the shell 2, then the motor 86 is started to rotate the shell 2, and the clamping mechanism 6 is used for clamping the shell 2 again after the rotation; this device can tentatively fix casing 2 through the thrust of spring 85 to arc plate 84, recycle first cylinder 61 drive rack plate 63, the depression bar 67 that passes through gear 66 and ratchet 65's cooperation drive both sides by rack plate 63 again rotates, thereby accomplish the secondary fixation to casing 2, therefore, the steam generator is simple in operation, the centre gripping is stable, utilize hold-down mechanism 9 to compress tightly the stability of apron 3 when the top of casing 2 can promote the welding, thereby promote welded efficiency, utilize the angle to casing 2 that the rotatory mode of motor 86 drive bottom plate 81 can be nimble to adjust, the welding of being convenient for, the practicality of device has been promoted.

Processing platform 1 has seted up guide way 10 along rack plate 63's flexible direction on keeping away from a lateral wall on ground, rack plate 63 is towards fixedly connected with guide bar 11 of mutually supporting with guide way 10 on the lateral wall of guide way 10, and when using, the removal of rack plate 63 that cooperation between guide bar 11 and guide way 10 can make is more stable to promote the stability of centre gripping, promoted welded efficiency.

The springs 85 are arranged in the arc-shaped grooves 83 at equal angles, the number of the springs is three in the embodiment, and when the clamping device is used, the uniformity of stress of the arc-shaped plates 84 can be improved due to the multiple designs of the springs 85, and the clamping stability is further improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A welding set for battery apron and casing, includes processing platform (1), casing (2) and apron (3), its characterized in that: the processing table is characterized in that a limiting groove (7) is formed in the processing table (1), the limiting groove (7) is communicated with one side, away from the ground, of the processing table (1), the shell (2) is placed in the limiting groove (7), a steering clamping mechanism (8) for clamping and rotating the bottom of the shell (2) is arranged in the limiting groove (7), one side wall, away from the ground, of the processing table (1) is provided with a 21274; a shape supporting frame (4) with an opening facing the shell (2), one side, away from the shell (2), of the supporting frame (4) is connected with a rectangular hollow fixing frame (5), clamping mechanisms (6) for clamping the shell (2) are arranged on the supporting frame (4) and the fixing frame (5), and a pressing mechanism (9) for fixing the cover plate (3) and the shell (2) is arranged on the supporting frame (4).

2. A welding device for a battery cover plate and a case as claimed in claim 1, wherein: turn to fixture (8) including connecting motor (86) on processing platform (1) is close to a ground lateral wall, the output of motor (86) stretches into spacing groove (7) internal connection and has bottom plate (81), the bilateral symmetry of a lateral wall casing (2) of motor (86) is kept away from in bottom plate (81) is provided with the arc and presss from both sides tight seat (82), press from both sides tight seat (82) inside arc wall (83) of having seted up, arc wall (83) internal connection have with casing (2) outer wall contact arc (84), be connected with spring (85) between the tank bottom of arc wall (83) and arc wall (84).

3. A welding device for a battery cover plate and a case as set forth in claim 2, wherein: clamping mechanism is including setting up first cylinder (61) inside mount (5), the flexible end of first cylinder (61) passes mount (5) and support frame (4) and is connected with rack plate (63), the free end connection of rack plate (63) has the tight head of clamp (62) with casing (2) outer wall contact, the bilateral symmetry of rack plate (63) is connected with length direction and the parallel backup pad (64) of the flexible direction of first cylinder (61) on support frame (4), the tip of backup pad (64) and support frame (4) lateral wall is connected with gear (66) and ratchet (65) respectively, and gear (66) of homonymy and rack plate (63) and ratchet (65) mutually support simultaneously, one side of ratchet (65) is connected with L shape depression bar (67) with casing (2) outer wall contact.

4. A welding device for a battery cover plate and a case as set forth in claim 1, wherein: hold-down mechanism (9) are including connecting L shape support (91) on support frame (4) keep away from a lateral wall on ground, the one end of support (91) extends to apron (3) and keeps away from one side on ground, be connected with second cylinder (92) on the lateral wall on ground is kept away from in support (91), the flexible end of second cylinder (92) passes support (91) and be connected with apron (3) complex clamp plate (93).

5. A welding device for a battery cover plate and a case as set forth in claim 3, wherein: a guide groove (10) is formed in one side wall, far away from the ground, of the machining table (1) along the telescopic direction of the rack plate (63), and a guide rod (11) matched with the guide groove (10) is connected to one side wall, facing the guide groove (10), of the rack plate (63).

6. The welding device for the battery cover plate and the case as set forth in claim 5, wherein: the springs (85) are arranged in the arc-shaped grooves (83) at equal angles.