CN216968651U

CN216968651U - Bending mechanism

Info

Publication number: CN216968651U
Application number: CN202220222516.0U
Authority: CN
Inventors: 唐山; 武国栋; 王博; 胡杰; 曾镜君; 聂东
Original assignee: Shenzhen Ou Sheng Automation Co ltd
Current assignee: Shenzhen Ou Sheng Automation Co ltd
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-07-15
Anticipated expiration: 2032-01-27

Abstract

The utility model relates to the technical field of battery performance testing, in particular to a bending mechanism which comprises a support frame, a first bending assembly, a second bending assembly and a third bending assembly, wherein one side of the support frame is provided with a bending station, and a rotary disc conveys a PCM plate to the bending station; the first bending component acts to push the PCM nickel plate to deform for the first time; then the second bending component acts to push the PCM nickel plate to deform for the second time, so that the nickel plate of the PCM plate bonding pad is bent and wraps the battery core tab; and finally, the third bending assembly acts to push the PCM nickel plate to deform for the third time, so that the nickel plate of the bonding pad is ensured to be tightly attached to the lug after being bent, and the bending installation of the PCM plate is realized. By adopting the bending mechanism, the risk that components are crushed by the bending block when the battery cell is welded with the PCM plate and then bent is solved.

Description

Bending mechanism

Technical Field

The utility model relates to the technical field of battery manufacturing, in particular to a bending mechanism.

Background

With the wider and wider application of mechanical automation production, the manufacturing industry in the 21 st century tends to realize unmanned workshops, reduce labor force and realize intelligent full-automatic production. In the automatic production process of batteries, the traditional PCM plate welding process has the risk of easily damaging electronic components on the PCM plate during bending, so that the defect rate of the battery cell is increased.

The existing PCM plate is still installed by means of the operation experience of workers, corresponding automatic bending equipment is lacked, and therefore the PCM plate is easy to contact with components and parts when being bent, and the components and parts are damaged.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a bending mechanism which can solve the risk that a bending block crushes components when a cell and a PCM (pulse code modulation) plate are bent after being welded.

In order to achieve the above object, the present invention adopts a technical solution to provide a bending mechanism, including:

one side of the support frame is a bending station, and the PCM plate is conveyed to the bending station by the turntable;

the first bending assembly comprises a jacking power piece and a jacking piece, wherein the jacking power piece pushes the jacking piece, and the jacking piece pushes the PCM nickel plate to deform for the first time;

the second bending assembly comprises an oblique pushing power part and an oblique pushing part, the oblique pushing power part is arranged on the supporting frame, the output shaft end of the oblique pushing power part is provided with the oblique pushing part, and the oblique pushing part is abutted against the PCM nickel plate, so that the PCM nickel plate after the first deformation is subjected to second deformation;

the third bending assembly comprises a pressing power piece and a pressing piece, wherein the pressing power piece is arranged on the supporting frame, the output shaft end of the pressing power piece is provided with the pressing piece, and the pressing piece is abutted to the PCM nickel sheet, so that the PCM nickel sheet after the second deformation is deformed for the third time.

Further, the first bending assembly comprises a first guide slide rail, and the jacking piece is slidably connected to the first guide slide rail.

Furthermore, the second bending assembly further comprises an angle adjusting piece, one side of the oblique pushing power piece is installed on the adjusting piece, and the adjusting piece is suitable for adjusting the installation angle of the oblique pushing power piece.

Further, the angle adjusting part comprises an adjusting plate, an adjusting chute is formed in the adjusting plate, one end of the oblique pushing power part is movably connected to the supporting frame, an installing column is arranged at the other end of the oblique pushing power part and is suitable for sliding in the adjusting chute, and the installing column is suitable for being locked on the adjusting plate.

Further, the adjusting sliding groove is an arc-shaped through groove.

Further, the distance between the connecting point of the inclined pushing power piece on the supporting frame and each position of the adjusting sliding groove is equal.

Further, the oblique pushing piece comprises an installation block and a roller, the installation block is used for installing the roller, the installation block is fixed at the output shaft end of the oblique pushing power piece, the roller is rotatably connected to the installation block, and the roller is suitable for being abutted to the PCM nickel sheet.

Furthermore, an installation groove is formed in the installation block, and the roller is located in the installation groove and is rotatably connected with the side wall of the installation groove.

Furthermore, the jacking piece and the pushing-down piece are arranged in a staggered mode in the vertical direction, the jacking piece penetrates through the PCM nickel sheet in the vertical direction and does not penetrate through the pole lug of the battery cell, and the pushing-down piece penetrates through the pole lug of the battery cell in the vertical direction.

Furthermore, the jacking piece, the inclined pushing piece and the pressing piece are all provided with a plurality of.

The utility model has the beneficial effects that:

1. the jacking power piece acts to drive the jacking piece to push the PCM nickel plate to deform for the first time; then, the power part is pushed obliquely to drive the oblique pushing part to push the PCM nickel plate to deform for the second time, so that the nickel plate of the PCM plate bonding pad is bent and wraps the electric core tab; and finally, pressing the power part downwards to drive the pressing part to push the PCM nickel plate to deform for the third time, so that the nickel plate of the bonding pad is ensured to be tightly attached to the lug after being bent, and the bending installation of the PCM plate is realized. By adopting the bending mechanism, the risk that components are crushed by the bending block when the battery cell is bent after being welded with the PCM plate is solved.

2. The second subassembly of bending still includes angle adjustment spare, pushes away power spare one side to one side and installs on the adjustment spare, and the adjustment spare is suitable for adjusting the installation angle who pushes away power spare to one side, makes things convenient for the accurate butt PCM nickel piece of piece that pushes away to one side.

3. The angle adjusting piece comprises an adjusting plate, an adjusting chute is formed in the adjusting plate, one end of the oblique pushing power piece is movably connected to the supporting frame, an installing column is arranged at the other end of the oblique pushing power piece and is suitable for sliding in the adjusting chute, and the installing column is suitable for being locked on the adjusting plate. Adopt foretell structure setting, the angular adjustment of oblique thrust power spare can be realized to the position of direct adjustment erection column in adjusting the spout, and after the position adjustment, direct fasteners such as bolt will be installed the post locking and fix.

4. The oblique pushing piece comprises a mounting block and a roller, the roller is rotatably connected to the mounting block, and the roller is suitable for abutting against the PCM nickel sheet. The rolling rotation is connected in the installation piece, through the rotation effect of gyro wheel, can reduce its resistance when with PCM nickel piece butt, can effectively avoid its direct butt PCM nickel piece to lead to its crushing damage.

5. Jacking piece and lower pressure member dislocation set in the vertical direction, the pole ear of electricity core is passed and not passed to the PCM nickel piece in the vertical direction of jacking piece place, and the pole ear of electricity core is passed to the vertical direction of lower pressure member place. By adopting the position setting, the jacking piece and the lower pressing piece can be efficiently matched, the step-by-step deformation of the PCM nickel plate is realized, and the PCM nickel plate is convenient to bend and then is tightly attached to the lug.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a perspective view of a bending mechanism according to an embodiment of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic view of an initial state of a bending mechanism according to an embodiment of the present invention;

FIG. 4 is a schematic diagram of a first deformation of a PCM nickel plate;

FIG. 5 is a schematic diagram of a second deformation of a PCM nickel plate;

FIG. 6 is a schematic diagram of a third deformation of a PCM nickel plate.

Description of the reference numerals:

1. a support frame; 2. a first bending assembly; 21. jacking a power part; 22. a jacking piece; 23. a first guide slide rail; 3. a second bending assembly; 31. a power member is obliquely pushed; 32. a diagonal pushing member; 321. mounting a block; 3211. mounting grooves; 322. a roller; 33. an adjustment plate; 331. adjusting the sliding chute; 4. a third bending assembly; 41. pressing the power piece; 42. a pressing member; 5. a turntable; 6. PCM nickel plate; 7. and (7) a tab.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

Referring to fig. 1 and 2, the bending mechanism provided as an embodiment of the present invention is used for bending a PCM nickel plate 6, and includes a support frame 1, a first bending assembly 2, a second bending assembly 3, and a third bending assembly 4, where one side of the support frame 1 is a bending station, and a turntable 5 transports the PCM plate to the bending station; the first bending assembly 2 comprises a jacking power piece 21 and a jacking piece 22, wherein the jacking power piece 21 pushes the jacking piece 22, and the jacking piece 22 pushes the PCM nickel plate 6 to deform for the first time; the second bending component 3 comprises an oblique pushing power part 31 and an oblique pushing part 32, the oblique pushing power part 31 is arranged on the support frame 1, an output shaft end of the oblique pushing power part 31 is provided with the oblique pushing part 32, and the oblique pushing part 32 is abutted against the PCM nickel plate 6, so that the PCM nickel plate 6 after the first deformation is subjected to a second deformation; the third bending assembly 4 comprises a pressing power part 41 and a pressing part 42, the pressing power part 41 is arranged on the support frame 1, the pressing part 42 is arranged at the output shaft end of the pressing power part 41, and the pressing part 42 abuts against the PCM nickel sheet 6, so that the PCM nickel sheet 6 after the second deformation is deformed for the third time.

Referring to fig. 3 to 6, the implementation process of this embodiment is that the jacking power part 21 acts to drive the jacking part 22 to push the PCM nickel plate 6 to deform for the first time; then, the power part 31 is pushed obliquely to drive the oblique pushing part 32 to push the PCM nickel plate 6 to deform for the second time, so that the nickel plate of the PCM plate bonding pad is bent and wraps the battery core tab 7; and finally, the power part 41 is pressed downwards to drive the pressing part 42 to push the PCM nickel plate 6 to deform for the third time, so that the nickel plate of the bonding pad is ensured to be tightly attached to the lug 7 after being bent, and the bending installation of the PCM plate is realized. By adopting the bending mechanism, the risk that components are crushed by the bending block when the battery cell is bent after being welded with the PCM plate is solved.

Specifically, jacking piece 22, oblique pushing piece 32 and lower pressing piece 42 all are equipped with a plurality ofly, correspond the setting with a plurality of PCM nickel pieces 6, make PCM nickel piece 6 bend and wrap up corresponding electric core utmost point ear 7. In the embodiment, the jacking power part 21, the inclined pushing power part 31 and the pressing power part 41 adopt air cylinders in the prior art. Be equipped with PCM board positioning mechanism on carousel 5, 5 one sides of carousel are equipped with PCM board material loading station, and when carousel 5 rotated the PCM board material loading station, PCM positioning mechanism was fixed a position the installation to automatic feeding's PCM. After the installation is finished, the turntable 5 rotates the reverse bending station, and the bending mechanism bends the PCM nickel plate 6. The first bending assembly 2 comprises a first guide slide rail 23, and the jacking piece 22 is slidably connected to the first guide slide rail 23. In this embodiment, jacking power spare 21 adopts the cylinder, is equipped with jacking piece 22 and first direction slide rail 23 on the PCM board positioning mechanism, and jacking piece 22 can follow first direction slide rail 23 sliding connection, is equipped with location platform on the PCM board positioning mechanism, and the PCM board is placed on location platform and is fixed by the clamping mechanism centre gripping, and PCM nickel piece 6 on the PCM board stretches out location platform, can take place deformation for the first time by jacking piece 22 butt.

Further, the second bending assembly 3 further comprises an angle adjusting part, one side of the oblique pushing power part 31 is installed on the adjusting part, the adjusting part is suitable for adjusting the installation angle of the oblique pushing power part 31, and the oblique pushing part 32 can be conveniently and accurately abutted to the PCM nickel plate 6.

Specifically, referring to fig. 1, the angle adjusting member includes an adjusting plate 33, an adjusting chute 331 is provided on the adjusting plate 33, one end of the oblique pushing power member 31 is movably connected to the supporting frame 1, and the other end is provided with a mounting post, the mounting post is adapted to slide in the adjusting chute 331, and the mounting post is adapted to be locked on the adjusting plate 33. By adopting the structure, the angle adjustment of the oblique pushing power part 31 can be realized by directly adjusting the position of the mounting column in the adjusting chute 331, and after the position is adjusted, the mounting column is directly locked and fixed by fasteners such as bolts and the like. In this embodiment, the adjusting chute 331 is an arc-shaped through groove. The distance between the connecting point of the oblique pushing power piece 31 on the support frame 1 and each position of the adjusting chute 331 is equal. By adopting the structure, the oblique pushing power part 31 can be adjusted at any angle only by rotating the end part of the oblique pushing power part 31 and sliding the adjusting column along the adjusting chute 331, and the adjustment is convenient.

As a variant, the adjusting plate 33 may be provided with a mounting post, and the body of the oblique thrust member 31 may be provided with an adjusting slide 331. The angle adjusting part can also adopt a lifting cylinder, one end of the oblique pushing power part 31 is movably connected on the supporting frame 1, and the other end is hinged with the lifting cylinder.

Further, the inclined pushing element 32 comprises a mounting block 321 and a roller 322, the mounting block 321 is used for mounting the roller 322, the mounting block 321 is fixed at the output shaft end of the inclined pushing element 31, the roller 322 is rotatably connected to the mounting block 321, and the roller 322 is suitable for abutting against the PCM nickel plate 6.

Specifically, referring to fig. 2, an installation groove 3211 is formed on the installation block 321, and the roller 322 is located in the installation groove 3211 and is rotatably connected to a side wall of the installation groove 3211. The rolling rotation is connected in installation piece 321, and through the rotation effect of gyro wheel 322, resistance when can reduce its and PCM nickel piece 6 butt can effectively avoid its direct butt PCM nickel piece 6 to lead to its crushing damage.

As a variable embodiment, the roller 322 is directly rotatably connected to the mounting block 321 through a connecting shaft to achieve the above function, and the mounting block 321 does not need to be provided with the mounting groove 3211.

Further, referring to the figure, the jacking member 22 and the lower pressing member 42 are arranged in a staggered manner in the vertical direction, the jacking member 22 passes through the PCM nickel sheet 6 in the vertical direction and does not pass through the tab 7 of the battery cell, and the lower pressing member 42 passes through the tab 7 of the battery cell in the vertical direction. By adopting the position arrangement, the jacking piece 22 and the lower pressing piece 42 can be efficiently matched, the PCM nickel sheet 6 can be deformed step by step, and the PCM nickel sheet can be conveniently and tightly attached to the lug 7 after being bent.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: equivalent changes made according to the structure, shape and principle of the utility model shall be covered by the protection scope of the utility model.

Claims

1. A bending mechanism is used for bending a PCM nickel sheet (6), and is characterized by comprising:

the support frame (1) is provided with a bending station on one side, and the PCM plate is conveyed to the bending station by the turntable (5);

the first bending assembly (2) comprises a jacking power piece (21) and a jacking piece (22), wherein the jacking power piece (21) pushes the jacking piece (22), and the jacking piece (22) pushes the PCM nickel sheet (6) to deform for the first time;

the second bending assembly (3) comprises an oblique pushing power part (31) and an oblique pushing part (32), the oblique pushing power part (31) is arranged on the support frame (1), the output shaft end of the oblique pushing power part (31) is provided with the oblique pushing part (32), and the oblique pushing part (32) abuts against the PCM nickel sheet (6) so that the PCM nickel sheet (6) after the first deformation is subjected to second deformation;

third bending assembly (4), including power spare (41) and holding down (42) of pushing down, it sets up to push down power spare (41) on support frame (1), the output axle head that pushes down power spare (41) is equipped with holding down (42), holding down (42) butt PCM nickel piece (6) for PCM nickel piece (6) after the second time deformation carry out the deformation for the third time.

2. Bending mechanism according to claim 1, wherein said first bending assembly (2) comprises a first guide slide (23), said jack (22) being slidingly associated to said first guide slide (23).

3. The bending mechanism according to claim 1, wherein the second bending assembly (3) further comprises an angle adjustment member, the oblique pushing power member (31) being mounted on one side thereof, the adjustment member being adapted to adjust a mounting angle of the oblique pushing power member (31).

4. The bending mechanism according to claim 3, wherein the angle adjusting member comprises an adjusting plate (33), the adjusting plate (33) is provided with an adjusting sliding slot (331), one end of the oblique pushing power member (31) is movably connected to the supporting frame (1), the other end of the oblique pushing power member is provided with a mounting column, the mounting column is suitable for sliding in the adjusting sliding slot (331), and the mounting column is suitable for being locked on the adjusting plate (33).

5. The bending mechanism according to claim 4, wherein the adjustment runner (331) is an arcuate through slot.

6. The bending mechanism according to claim 5, wherein the distance between the connecting point of the oblique pushing power member (31) on the supporting frame (1) and each position of the adjusting chute (331) is equal.

7. The bending mechanism according to any one of claims 1 to 6, wherein the diagonal pushing member (32) comprises a mounting block (321) and a roller (322), the mounting block (321) is used for mounting the roller (322), the mounting block (321) is fixed at an output shaft end of the diagonal pushing power member (31), the roller (322) is rotatably connected to the mounting block (321), and the roller (322) is suitable for abutting against the PCM nickel plate (6).

8. The bending mechanism according to claim 7, wherein the mounting block (321) is provided with a mounting groove (3211), and the roller (322) is located in the mounting groove (3211) and is rotatably connected to a side wall of the mounting groove (3211).

9. The bending mechanism according to any one of claims 1 to 6, wherein the lifting member (22) and the pressing member (42) are arranged in a vertically staggered manner, the lifting member (22) vertically penetrates through the PCM nickel plate (6) and does not penetrate through the tab (7) of the battery cell, and the pressing member (42) vertically penetrates through the tab (7) of the battery cell.

10. The bending mechanism according to any one of claims 1 to 6, wherein a plurality of the lift member (22), the diagonal push member (32) and the down-press member (42) are provided.