CN215787076U

CN215787076U - Battery sheet is side cut device in advance

Info

Publication number: CN215787076U
Application number: CN202122429293.3U
Authority: CN
Inventors: 林彰焱; 贺四清
Original assignee: Foshan Golden Milky Way Intelligent Equipment Co Ltd
Current assignee: Foshan Golden Milky Way Intelligent Equipment Co Ltd
Priority date: 2021-10-09
Filing date: 2021-10-09
Publication date: 2022-02-11
Anticipated expiration: 2031-10-09

Abstract

The application discloses a battery pole piece pre-edge cutting device which comprises an upper cutter device and a lower cutter device; the upper cutter device comprises at least one upper cutter module; the upper cutter module comprises an upper cutter supporting frame, an upper cutter motor and an upper cutter assembly; the upper cutter motor is arranged on the upper cutter supporting frame, is connected with the upper cutter assembly and is used for driving the upper cutter assembly to rotate; the device also comprises a first displacement device and at least one second displacement device; the second displacement device is connected with the upper cutter module in a one-to-one correspondence manner: each second displacement device is used for adjusting the displacement of the corresponding upper cutter module along the vertical direction; the first displacement device is connected with each second displacement device: the first displacement means is used for independently adjusting the displacement of each second displacement means in the horizontal direction. The design of the independent upper cutter module can realize the rapid adjustment of the slitting width of the pole piece, and the shape change is convenient and rapid; the meshing amount of the upper cutter assembly and the lower cutter assembly can be accurately changed, dust pollution is reduced, cutting burrs are reduced, and production and use costs are effectively reduced.

Description

Battery sheet is side cut device in advance

Technical Field

The application relates to the technical field of battery production, especially, relate to a battery pole piece is edging device in advance.

Background

In the production process of the battery pole piece, the pre-trimming is a key process for pre-trimming the battery pole piece before rolling. The existing battery pole piece pre-dividing and cutting machine adopts an upper integral tool rest and a lower integral tool rest to cut edges of pole pieces, and the dividing and cutting width is ensured by a spacer bush arranged between blades. This way of slitting still has certain disadvantages: 1, when the width requirement of the slitting pole piece is changed, the whole knife rest needs to be replaced, and the shape replacement is complicated and difficult; 2, when cutting the foil area and the material area simultaneously, the foil area is stuck with a knife, the edge cutting and the burr are large, the cutting edge is easy to wear, the dust pollution is large, and the production cost is high.

SUMMERY OF THE UTILITY MODEL

In view of this, the purpose of this application is to provide a battery sheet edge trimming device in advance, can solve present mode of cutting still to have certain not enough.

In order to achieve the technical purpose, the application provides a battery pole piece pre-edge-cutting device which comprises an upper cutter device and a lower cutter device;

the lower cutter device comprises a lower cutter supporting frame, a lower cutter shaft, a lower cutter motor and at least one lower cutter assembly;

the lower cutter shaft is rotatably arranged on the lower cutter supporting frame;

the lower cutter assembly is arranged on the lower cutter shaft;

the lower cutter motor is arranged on the lower cutter support frame, is connected with the lower cutter shaft and is used for driving the lower cutter shaft to rotate;

the upper cutter device comprises at least one upper cutter module;

the upper cutter module comprises an upper cutter supporting frame, an upper cutter motor and an upper cutter assembly;

the upper cutter motor is arranged on the upper cutter supporting frame, is connected with the upper cutter assembly and is used for driving the upper cutter assembly to rotate;

the device also comprises a first displacement device and at least one second displacement device;

the second displacement device is connected with the upper cutter module in a one-to-one correspondence manner:

each second displacement device is used for adjusting the displacement of the corresponding upper cutter module along the direction perpendicular to the axial direction of the lower cutter shaft;

the first displacement device is connected with each second displacement device:

the first displacement device is used for independently adjusting the displacement of each second displacement device along the direction parallel to the axial direction of the lower cutter shaft.

Further, the first displacement device comprises a mounting plate, a guide rail and at least one mounting seat;

the mounting plate is arranged above the lower cutter shaft;

the guide rail is arranged on the mounting plate along the axial direction of the lower cutter shaft;

the mounting base is adjustably and slidably mounted on the guide rail and is connected with the second displacement devices in a one-to-one corresponding mode.

Further, the second displacement device is a sliding table device.

Further, the second displacement device is a manual sliding table device.

Further, the second displacement device is specifically a micrometer sliding table device;

and the upper cutter supporting frames are correspondingly arranged on the micrometer sliding table device one by one.

Further, the upper knife assembly comprises an upper knife blade and a rubber pad;

the upper blade is mounted on an output shaft of the upper blade motor through a rubber mat.

Furthermore, a knife cover is arranged outside the upper knife assembly;

the knife cover is connected with the upper knife supporting frame.

According to the technical scheme, the split of the upper cutter device is designed into at least one independent upper cutter module, the upper cutter module consists of an upper cutter supporting frame, an upper cutter motor and an upper cutter assembly, and the independent upper cutter structural design is matched with the integral lower cutter device.

Wherein, go up the displacement regulation of sword module one-to-one accessible second displacement device realization in the axial ascending direction of cutter arbor under the perpendicular to, it is also that each goes up the cutter unit and can shift in vertical direction and adjust, thereby can change the meshing volume between last cutter unit and the lower cutter unit accurately, the problem of the foil differentiation cut easy sticky sword has been solved, the production of the metal fillings that has significantly reduced, and then reduce dust pollution, reduce the secondary pollution to the pole piece, reduce and cut the burr, promote and cut the quality, and reduce the wearing and tearing of blade, the life-span of blade is prolonged.

In addition, each upper cutter module can independently realize displacement adjustment in the direction parallel to the axial direction of the lower cutter shaft through the first displacement device, namely, each upper cutter assembly can independently realize displacement adjustment in the horizontal direction. Two-section slitting can be realized when one upper cutter module is used, three-section slitting can be realized when two upper cutter modules are used, and the like; the purpose of rapidly adjusting the pole piece slitting width can be achieved by adjusting the horizontal position of one or more upper cutter modules, the shape change is convenient and rapid, the advantages are combined, and the production and use cost can be greatly reduced by the pre-slitting device designed by the application.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is an overall flow chart of a battery pole piece pre-trimming device provided in the present application;

fig. 2 is a block diagram of an electronic lock flow of a battery pole piece pre-trimming apparatus provided in the present application;

in the figure: 100. a lower cutter device; 11. a lower cutter supporting frame; 12. a lower cutter shaft; 13. a lower blade assembly; 14. a lower cutter motor; 200. a cutter mounting device; 2. a cutter mounting module; 21. an upper cutter supporting frame; 22. an upper knife assembly; 221. an upper blade; 222. a rubber pad; 23. a cutter feeding motor; 24. a knife cover; 300. a first displacement device; 31. mounting a plate; 32. a guide rail; 33. a mounting seat; 400. and a second displacement device.

Detailed Description

The technical solutions of the embodiments of the present application will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all, of the embodiments of the present application. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without any creative effort belong to the protection scope of the embodiments in the present application.

In the description of the embodiments of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the embodiments of the present application and simplifying the description, but do not indicate or imply that the referred devices or elements must have specific orientations, be configured in specific orientations, and operate, and thus, should not be construed as limiting the embodiments of the present application. 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 embodiments of the present application, it should be noted that the terms "mounted," "connected," and "connected" are used broadly and are defined as, for example, a fixed connection, an exchangeable connection, an integrated connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements, unless otherwise explicitly stated or limited. Specific meanings of the above terms in the embodiments of the present application can be understood in specific cases by those of ordinary skill in the art.

The embodiment of the application discloses battery pole piece trimming device in advance.

Referring to fig. 1, an embodiment of a battery pole piece pre-edge-cutting device provided in an embodiment of the present application includes:

upper knife device 200 and lower knife device 100. The lower knife device 100 includes a lower knife supporting frame 11, a lower knife shaft 12, a lower knife motor 14 and at least one lower knife assembly 13. The lower knife shaft 12 is rotatably mounted on the lower knife support frame 11, the lower knife assembly 13 is mounted on the lower knife shaft 12, the lower knife motor 14 is mounted on the lower knife support frame 11 and connected to the lower knife shaft 12 for driving the lower knife shaft 12 to rotate, and the lower knife motor 14 may be an ac servo motor, which is not limited specifically. The upper cutting device 200 is not a point of improvement in the present application, and can be designed by directly referring to the lower cutting device 100 in the prior art, or directly follow the lower cutting device 100 in the prior art, so that the detailed description thereof is omitted.

The upper knife device 200 comprises at least one upper knife module 2. The upper cutter modules 2 respectively comprise an upper cutter supporting frame 21, an upper cutter motor 23 and an upper cutter assembly 22. The upper cutter motor 23 is mounted on the upper cutter support frame 21 and connected with the upper cutter assembly 22, and is used for driving the upper cutter assembly 22 to rotate, so that each upper cutter assembly 22 is driven by an independent upper cutter motor 23, and the upper cutter motor 23 can be a stepping motor without limitation. Through the structural design, an independent upper cutter structural design can be realized.

More importantly, a first displacement device 300 and at least one second displacement device 400 are also included.

The second displacement devices 400 are connected with the upper cutter modules 2 in a one-to-one correspondence manner, and each second displacement device 400 is used for adjusting the displacement of the corresponding upper cutter module 2 along the direction perpendicular to the axial direction of the lower cutter shaft 12; each upper cutter assembly 22 can be adjusted in a displacement mode in the vertical direction, so that the meshing amount between the upper cutter assembly 22 and the lower cutter assembly 13 can be accurately changed, the problem that a foil is easy to stick a cutter during cutting is solved, metal chips are greatly reduced, dust pollution is reduced, secondary pollution to pole pieces is reduced, cutting burrs are reduced, cutting quality is improved, abrasion of blades is reduced, and the service life of the blades is prolonged.

And the first displacement means 300 is connected to each of the second displacement means 400, and the first displacement means 300 is used to independently adjust the displacement of each of the second displacement means 400 in a direction parallel to the axial direction of the lower cutter shaft 12. I.e., each upper knife assembly 22 is independently displaceable and adjustable in the horizontal direction. Two-section slitting can be realized when one upper cutter module 2 is used, three-section slitting can be realized when two upper cutter modules 2 are used, and the like; the purpose of rapidly adjusting the pole piece slitting width can be achieved by adjusting the horizontal position of one or more upper cutter modules 2, the shape change is convenient and rapid, the advantages are combined, and the production and use cost can be greatly reduced by the pre-slitting device designed by the application.

The above is a first embodiment of a device for pre-trimming a battery pole piece according to an embodiment of the present application, and the following is a second embodiment of a device for pre-trimming a battery pole piece according to an embodiment of the present application, please refer to fig. 1 to 2 specifically.

The scheme based on the first embodiment is as follows:

further, the first displacement device 300 includes a mounting plate 31, a guide rail 32, and at least one mounting seat 33. The mounting plate 31 is disposed above the lower knife shaft 12, the guide rail 32 is mounted on the mounting plate 31 along the axial direction of the lower knife shaft 12, and the mounting seat 33 is slidably mounted on the guide rail 32 in an adjustable manner and is connected to the second displacement devices 400 in a one-to-one correspondence manner. The adjustable manner of the mounting seat 33 may be manual, for example, a tightening screw is configured on the mounting seat 33, and when the mounting seat 33 is manually slid to a preset position, locking may be achieved by the tightening screw. Of course, the adjustable mode of the mounting seat 33 may also be electrically controlled, for example, a friction wheel and a friction wheel driving motor matched with the guide rail 32 are configured on the mounting seat 33, the friction wheel driving motor drives the friction wheel to rotate, so as to control the sliding adjustment of the mounting seat 33, and this structure may be specifically designed with reference to the existing high-precision linear guide rail 32 slider module in the prior art, which is not specifically described in detail. Those skilled in the art can make appropriate design changes based on the above without limitation.

Further, as for the second displacement device 400, it may be a slide table device.

Further, the second displacement device 400 is a manual slide device.

Further, the second displacement device 400 may be specifically a micrometer sliding table device, and has a high-precision adjustment effect. Each upper cutter supporting frame 21 is correspondingly arranged on the micrometer sliding table device one by one.

Further, the upper blade assembly 22 includes an upper blade 221 and a rubber pad 222, and the upper blade 221 is mounted on the output shaft of the upper blade motor 23 through the rubber pad 222. By the design, when the upper knife assembly 22 is meshed with the lower knife of the lower knife assembly 13 for slitting, abrasion between the knives can be further reduced, and meanwhile, the precision of slitting parameters is improved.

Further, a knife cover 24 can be arranged outside the upper knife assembly 22 and used for shielding the upper knife assembly 22 partially, so that the use safety is improved, and the knife cover 24 is connected with the upper knife supporting frame 21.

The foregoing describes in detail a pre-trimming device for battery electrode plates provided in the present application, and for those skilled in the art, according to the idea of the embodiment of the present application, there are variations in the specific implementation and application scope.

Claims

1. A battery pole piece edge pre-cutting device comprises an upper cutter device and a lower cutter device;

the lower cutter assembly is arranged on the lower cutter shaft;

the device is characterized in that the upper cutter device comprises at least one upper cutter module;

2. The battery pole piece pre-edging device of claim 1, wherein the first displacement device comprises a mounting plate, a guide rail and at least one mounting seat;

the mounting plate is arranged above the lower cutter shaft;

3. The pre-edging device for battery pole pieces according to claim 1, wherein the second displacement device is a sliding table device.

4. The battery pole piece pre-edging device of claim 3, wherein the second displacement device is a manual sliding table device.

5. The battery pole piece pre-edging device according to claim 4, wherein the second displacement device is specifically a micrometer sliding table device;

6. The battery pole piece pre-edging device of claim 1, wherein the upper knife assembly comprises an upper knife blade and a rubber mat;

7. The battery pole piece pre-edging device according to claim 1, wherein a knife cover is arranged outside the upper knife assembly;

the knife cover is connected with the upper knife supporting frame.