CN217832075U

CN217832075U - Battery pole piece reciprocating cutting tool

Info

Publication number: CN217832075U
Application number: CN202222096399.0U
Authority: CN
Inventors: 孙海东
Original assignee: Cornex New Energy Co ltd
Current assignee: Cornex New Energy Co ltd
Priority date: 2022-08-10
Filing date: 2022-08-10
Publication date: 2022-11-18
Anticipated expiration: 2032-08-10

Abstract

The utility model provides a battery pole piece reciprocating cutting tool, which is characterized in that two mounting grooves are arranged, the cutting edge parts of two blades are arranged, and the two blades are mounted, so that the two blades can perform cutting operation on the pole piece in the process of transverse movement no matter which direction the two blades move, and the pole piece can be cut again only by resetting after one-time cutting is finished, thereby saving the cutting step and effectively improving the cutting efficiency; through setting up two location portions on the blade holder to set up cooperation portion on two blades, put into the inside back of mounting groove with the blade, location portion will make up with cooperation portion, forms preliminary location to the blade, makes things convenient for the installation of clamp plate, simultaneously, in the use, can prevent that the blade from producing the skew in the cutting direction, improves the stability of blade, avoids the skew to lead to cutting pressure inconsistent, forms deckle edge on the pole piece, influences the cutting quality of pole piece.

Description

Battery pole piece reciprocating cutting tool

Technical Field

The utility model relates to a battery pole piece processing technology field especially relates to a battery pole piece cutting tool that reciprocates.

Background

An ion battery is a secondary battery (rechargeable battery) that mainly operates by movement of lithium ions between a positive electrode and a negative electrode. During charging and discharging, li + is inserted and extracted back and forth between two electrodes: during charging, li + is extracted from the positive electrode and is inserted into the negative electrode through the electrolyte, and the negative electrode is in a lithium-rich state; when discharging, the opposite is true, the "lamination type" electric core of the lithium ion power battery is made by alternately arranging positive and negative pole pieces and stacking the adjacent positive and negative pole pieces at intervals through diaphragms, and in the processing process of the battery pole pieces, the whole pole piece needs to be cut, divided into a plurality of laminations and stacked.

The pole piece cutting mode commonly used at present has two kinds, one kind, as what application publication number is "a pole piece cuts the frock" of CN112296436A discloses, the mode that cuts the pole piece is carried out through cylinder control cutter vertical movement, another kind is for driving cutter lateral shifting cooperation operation platform to cut the pole piece through sharp module, in the course of working, drive cutter sideslip cutting through sharp module, need cut the back cutter and reset just can carry out the cutting operation of next side, very big influence the shearing efficiency of pole piece.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a reciprocal cutting tool of battery sheet through setting up two blades, realizes reciprocal action and all can cut the pole piece, has saved the action that resets after the cutting, can effectively improve cutting efficiency.

The technical scheme of the utility model is realized like this: the utility model provides a reciprocating cutting tool for battery pole pieces, which comprises a tool apron, a blade and a pressing plate, wherein,

a blade fixed to the blade holder and having a blade edge portion;

the pressing plate is arranged on the cutter holder and used for fixing the blades;

set up quantity on the blade holder and be two mounting grooves, the quantity of blade is two, and is located the inside of two mounting grooves respectively, two the blade is located the coplanar, and the cutting edge part of two blades is towards both sides respectively.

On the basis of the technical scheme, preferably, the cutter holder is provided with two positioning parts, the two blades are provided with matching parts, and the blades are limited to move in the mounting grooves through the combination of the positioning parts and the matching parts.

Further preferably, the matching part comprises two matching grooves, the positioning part comprises two positioning convex points, and the positioning convex points are matched with the matching grooves and extend to the inner parts of the matching grooves.

On the basis of the above technical scheme, preferably, a slot is formed in the tool apron, and one side of the pressing plate is inserted into the slot.

Preferably, the slot is arranged in a V shape, and the outer side of the pressing plate is matched with the slot.

On the basis of the technical scheme, preferably, the pressing plate and the tool apron are fixed through two screws.

On the basis of the above technical solution, preferably, one side of the pressing plate abuts against the outer portions of the two blades.

On the basis of the above technical scheme, preferably, two mounting holes are formed in the tool apron.

The utility model discloses a reciprocal cutting tool of battery sheet has following beneficial effect for prior art:

(1) By arranging the two mounting grooves, the blade parts of the two blades are mounted, and the two blades can be mounted, so that the pole piece can be cut no matter which direction the two blades move in the process of transverse movement, the situation that the pole piece can be cut again after one-time cutting is finished due to resetting is avoided, the cutting step is saved, and the cutting efficiency is effectively improved;

(2) Through setting up two location portions on the blade holder to set up cooperation portion on two blades, put into the inside back of mounting groove with the blade, location portion will make up with cooperation portion, forms preliminary location to the blade, makes things convenient for the installation of clamp plate, simultaneously, in the use, can prevent that the blade from producing the skew in the cutting direction, improves the stability of blade, avoids the skew to lead to cutting pressure inconsistent, forms deckle edge on the pole piece, influences the cutting quality of pole piece.

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 description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a front view of the battery pole piece reciprocating cutting tool of the present invention;

fig. 2 is an exploded view of the reciprocating cutting tool for battery pole pieces of the present invention;

fig. 3 is a schematic structural view of the tool post of the battery pole piece reciprocating cutting tool of the present invention;

fig. 4 is an implementation schematic diagram of the installation of the reciprocating cutting tool for battery pole pieces of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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 all belong to the protection scope of the present invention.

As shown in fig. 1-4, the battery pole piece reciprocating cutting tool of the present invention includes a tool post 1, two blades 2 and a pressing plate 3.

Blade holder 1, for the metalwork, possesses two anti deformability and stability, and two mounting grooves 11 have been seted up to its outside, and two mounting grooves 11 are located blade holder 1 with one side, and two mounting grooves 11 can be used to insert two blades 2, install two blades 2, and blade holder 1 can be connected to on the sharp module to follow sharp module and carry out horizontal removal, carry out the cutting operation to the utmost point piece by blade 2.

The clamp plate 3, the material the same with blade holder 1 sets up in one side of blade holder 1, specifically should be located same one side with blade 2 and mounting groove 11, through fixing clamp plate 3 on blade holder 1, compresses tightly blade 2 in mounting groove 11 to fixed blade 2.

Two blades 2, all fix on blade holder 1, blade 2 is blade portion 21 towards the outside one side of blade holder 1, and in the cutting process, by blade portion 21 and pole piece contact cutting operation, when carrying out horizontal cutting towards a direction, cut through blade portion 21 of one of them blade 2, when carrying out horizontal cutting towards another direction, cut through blade portion 21 of another blade 2.

In the specific cutting operation process, the uncut pole piece moves to the workbench, and the workbench is provided with a groove or a fixed knife which is matched with the blade 2 to cut, so that the pole piece can be cut when the blade 2 transversely moves.

As a preferred embodiment, be provided with two location portion 14 on the blade holder 1, two all be provided with cooperation portion 22 on the blade 2, put into mounting groove 11 inside back with blade 2, location portion 14 will make up with cooperation portion 22, forms preliminary location to blade 2, makes things convenient for the installation of clamp plate 3, simultaneously, in the use, can prevent that blade 2 from producing the skew in the cutting direction, improves the stability of blade 2, avoids the skew to lead to cutting pressure inconsistent, forms deckle edge on the pole piece, influences the cutting quality of pole piece.

Specifically, the matching portion 22 includes two matching grooves 221, the matching grooves 221 are in a semicircular arc shape, the positioning portion 14 includes two positioning protrusions 141, the positioning protrusions 141 have the same specification as the matching grooves 221, and can be inserted into the matching grooves 221 to contact with the inner walls of the matching grooves 221, the single blade 2 is positioned through the two matching grooves 221 and the two positioning protrusions 141, the blade 2 can be dispersed under pressure when moving, mechanical wear is reduced, and stability of positioning the blade 2 is improved.

As a preferred embodiment, the tool apron 1 is provided with an insertion slot 12, and one side of the pressing plate 3 is inserted into the insertion slot 12, so that the pressing plate 3 can enter the tool apron 1 and is fixed with the tool apron 1 to form a whole, thereby improving the connection stability and the connection strength.

Specifically, slot 12 can adopt settings such as V style of calligraphy, the outside and slot 12 looks adaptation of clamp plate 3, accessible face support with the contact of face hold, hinder clamp plate 3 to move about, make it carry out stable fixed to blade 2, it needs to be noted that, should avoid adopting columniform slot 12, it does not possess the ability that hinders clamp plate 3 rotation, may lead to clamp plate 3 not hard up in the use, influences the stability of blade 2.

As a preferred embodiment, the pressing plate 3 is provided with a through hole, the tool apron 1 is provided with a threaded hole, the pressing plate 3 and the tool apron 1 are fixed by two screws, specifically, the screws penetrate through the through hole on the pressing plate 3, enter the threaded holes, and are in threaded connection with the tool apron 1 through the threaded holes, it should be noted that the number of the screws used is not limited to two, but should be at least two, and too many screws are adopted to increase the difficulty in assembling and disassembling the blade 2.

As a preferred embodiment, the adjacent sides of the blades 2 are fixed to form a whole, and the two blades 2 can be integrally formed or fixed by welding, so that the stability of the two blades 2 can be improved, and if the two blades 2 are not fixed, the single blade 2 can be directly replaced when the single blade 2 is damaged, thereby reducing the maintenance and replacement cost of the blade 2.

In order to enable the tool apron 1 to be installed on the linear module and move along with the linear module, two installation holes 13 are formed in the tool apron 1, and the tool apron 1 is directly installed on the movable end of the linear module through the installation holes 13.

The utility model discloses a theory of operation does: through installing blade holder 1 to sharp module on, carry out horizontal removal by sharp module drive blade holder 1 and blade 2, two blade 2 will follow one side of sharp module and move towards the opposite side, one of them blade 2 cuts the pole piece at the removal in-process, and simultaneously, another blade 2 is at the removal in-process that resumes the normal position, also can cut the pole piece, realizes the reciprocal cutting operation of pole piece, avoids cutting once the back, just can cut once more by reseing.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A battery pole piece reciprocating cutting tool comprises a tool apron (1), a blade (2) and a pressing plate (3), wherein,

a blade (2) fixed to the tool holder (1) and having a blade part (21);

the pressing plate (3) is arranged on the cutter holder (1) and used for fixing the cutter (2);

the method is characterized in that: offer quantity on blade holder (1) and be two mounting groove (11), the quantity of blade (2) is two, and is located the inside of two mounting grooves (11) respectively, two blade (2) are located the coplanar, and the cutting edge portion (21) of two blades (2) are towards both sides respectively.

2. The battery pole piece reciprocating cutting tool of claim 1, wherein: the blade holder (1) is provided with two positioning parts (14), the two blades (2) are respectively provided with a matching part (22), and the blades (2) are limited to move in the mounting groove (11) through the combination of the positioning parts (14) and the matching parts (22).

3. The battery pole piece reciprocating cutting tool of claim 2, wherein: the matching part (22) comprises two matching grooves (221), the positioning part (14) comprises two positioning convex points (141), and the positioning convex points (141) are matched with the matching grooves (221) and extend to the inner parts of the matching grooves (221).

4. The battery pole piece reciprocating cutting tool of claim 1, wherein: a slot (12) is formed in the tool apron (1), and one side of the pressing plate (3) is inserted into the slot (12).

5. The battery pole piece reciprocating cutting tool of claim 4, wherein: the slots (12) are arranged in a V shape, and the outer sides of the pressing plates (3) are matched with the slots (12).

6. The battery pole piece reciprocating cutting tool of claim 1, wherein: the pressing plate (3) and the tool apron (1) are fixed through two screws.

7. The battery pole piece reciprocating cutting tool of claim 1, wherein: one side of the pressure plate (3) is propped against the outer parts of the two blades (2).

8. The battery pole piece reciprocating cutting tool of claim 1, wherein: the tool apron (1) is provided with two mounting holes (13).