CN210359535U

CN210359535U - Lithium battery pole piece cuts stationary knife structure

Info

Publication number: CN210359535U
Application number: CN201921321575.8U
Authority: CN
Inventors: 彭勤送
Original assignee: Dongguan Anyuan Precision Machinery Co ltd
Current assignee: Dongguan Anyuan Precision Machinery Co ltd
Priority date: 2019-08-14
Filing date: 2019-08-14
Publication date: 2020-04-21
Anticipated expiration: 2029-08-14

Abstract

The utility model discloses a lithium battery pole piece cuts stationary knife structure, including the stationary knife body, the stationary knife body sets up into the cuboid, and fixedly connected with handle of a knife on the lower terminal surface of stationary knife body one side, the side of stationary knife body has seted up a plurality of first mounting hole, the up end of stationary knife body has seted up the second mounting hole, the second mounting hole sets up respectively at the both ends of bar recess, set up the gas hole on the stationary knife body, the handle of a knife includes plane section and inclined plane section, the plane section sets up on the upper portion of inclined plane section and is connected with the stationary knife body; through first mounting hole with stationary knife body fixed mounting on the stationary knife seat, the lower extreme of stationary knife body and two-sided sword cooperation contact of moving realize that the material cuts the burr direction the same, the follow-up processing of being convenient for has improved the shearing precision simultaneously, has strengthened cutting stability, and the cooperation is two-sided to move the sword and is used, cuts and just accomplishes and cut, improves production efficiency, productivity by a wide margin, is favorable to going on of production.

Description

Lithium battery pole piece cuts stationary knife structure

Technical Field

The utility model relates to a lithium battery pole piece processing technology field specifically is a lithium battery pole piece cuts stationary knife structure.

Background

The lithium battery has the advantages of high working voltage, high specific energy, large energy density, high output power, long cycle life, no environmental pollution and the like, is widely applied to mobile communication equipment, and is also widely applied to the fields of electric automobiles, electric tools and the like, so that the requirement on the performance of the lithium battery is higher and higher, and the lithium battery is the main development direction of various large battery manufacturers at present. The lithium battery in the current market is generally in a laminated structure, namely, a positive plate, a negative plate and an isolation film are laminated to form a battery core, and then a shell is packaged outside the battery core. In the production process of the positive and negative pole pieces, the wide raw materials need to be cut into widths of different specifications so as to meet the use requirements.

The lithium battery pole piece cutting device in the prior art is used for cutting off materials, is single cutter cutting, needs to cut two times to finish cutting, and cutting precision is unstable, and burrs at two ends of the cut materials are opposite in direction, so that the lithium battery pole piece cutting device is not beneficial to subsequent processing. Therefore, a cutting fixed cutter structure for a lithium battery pole piece is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lithium-ion battery pole piece cuts stationary knife structure has improved the shearing precision, has strengthened cutting stability, and the cooperation is two-sided to move the sword and use, cuts and just accomplishes and cut, improves production efficiency by a wide margin to solve the problem that proposes in 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 lithium battery pole piece cuts stationary knife structure, includes the stationary knife body, the stationary knife body sets up the cuboid, and fixedly connected with handle of a knife on the terminal surface under stationary knife body one side, the first mounting hole of a plurality of has been seted up to the side of stationary knife body, the second mounting hole has been seted up to the up end of stationary knife body, and one side of stationary knife body has seted up the locating hole, the bar recess has been seted up to the up end of stationary knife body, the second mounting hole sets up the both ends at the bar recess respectively, the hole of blowing has been seted up on the stationary knife body, the handle of a knife includes plane section and inclined plane section, the plane section sets up on the upper portion of inclined plane section and with this body coupling of stationary knife.

Preferably, chamfers are arranged at corners of two sides of the upper end of the fixed cutter body, and chamfers are also arranged at corners of the lower end of the cutter handle.

Preferably, the first mounting holes are through holes, and the first mounting holes are provided with five groups, and the first mounting holes of the five groups are not on the same straight line.

Preferably, the fixed cutter body and the cutter handle are of an integral structure, and the plane section and the inclined plane section are of an integral structure.

Preferably, the air blowing holes are formed in the bottom of the strip-shaped groove, and at least nine groups of the air blowing holes are arranged at equal intervals.

Preferably, the corner of the fixed cutter body connected with the cutter handle is a blade starting point, and the distance between the blade starting point and the upper end of the inclined plane section is 0.5-3 mm.

Preferably, the inclination angle of the outer surface of the inclined plane section is 0-4 degrees, and the thickness of the fixed cutter body is 6-8 mm.

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

through first mounting hole with stationary knife body fixed mounting on the stationary knife seat, the lower extreme of stationary knife body and two-sided sword cooperation contact of moving realize that the material cuts the burr direction the same, the follow-up processing of being convenient for has improved the shearing precision simultaneously, has strengthened cutting stability, and the cooperation is two-sided to move the sword and is used, cuts and just accomplishes and cut, improves production efficiency, productivity by a wide margin, is favorable to going on of production.

Drawings

Fig. 1 is a schematic structural view of the present invention;

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

FIG. 3 is a schematic side view of the present invention;

fig. 4 is a schematic front structural view of the present invention.

In the figure: 1. a fixed cutter body; 2. a knife handle; 3. a blade starting point; 4. a first mounting hole; 5. a second mounting hole; 6. positioning holes; 7. a strip-shaped groove; 8. a gas blowing hole; 9. a planar section; 10. a slope section.

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: the utility model provides a lithium battery pole piece cuts stationary knife structure, includes stationary knife body 1, stationary knife body 1 sets up the cuboid, and fixedly connected with handle of a knife 2 on the terminal surface under 1 one side of stationary knife body, the first mounting hole 4 of a plurality of has been seted up to the side of stationary knife body 1, second mounting hole 5 has been seted up to the up end of stationary knife body 1, and one side of stationary knife body 1 has seted up locating hole 6, bar recess 7 has been seted up to the up end of stationary knife body 1, second mounting hole 5 sets up the both ends at bar recess 7 respectively, set up on the stationary knife body 1 and blow hole 8, handle of a knife 2 includes plane section 9 and inclined plane section 10, plane section 9 sets up on the upper portion of inclined plane section 10 and is connected with stationary knife body 1.

Specifically, the corners of the two sides of the upper end of the fixed cutter body 1 are provided with chamfers, the corners of the lower end of the cutter handle 2 are also provided with chamfers, the appearance is attractive, and the use of production raw materials is reduced.

Specifically, first mounting hole 4 is the through-hole, and first mounting hole 4 is provided with five groups, and five groups of first mounting holes 4 are not on same straight line, are convenient for install fixed first mounting hole 4.

Specifically, the fixed cutter body 1 and the cutter handle 2 are of an integral structure, the plane section 9 and the inclined plane section 10 are of an integral structure, the integral structure enhances the overall strength, and fracture damage in the using process is avoided.

Specifically, the air blowing holes 8 are formed in the bottom of the strip-shaped groove 7, and nine groups of the air blowing holes 8 are arranged at least at equal intervals and used for ventilating and discharging dust, so that the use is convenient.

Specifically, a cutting edge starting point 3 is arranged at a corner where the fixed cutter body 1 is connected with the cutter handle 2, and the distance between the cutting edge starting point 3 and the upper end of the inclined plane section 10 is 0.5-3 mm.

Specifically, the inclination angle of the outer surface of the inclined surface section 10 is 0-4 degrees, and the thickness of the fixed cutter body 1 is 6-8 mm.

The working principle is as follows: when using, through first mounting hole 4 with stationary knife body 1 fixed mounting on the stationary knife seat, the lower extreme of stationary knife body 1 moves the sword cooperation contact with two-sided, realizes that the material cuts the burr direction the same, the follow-up processing of being convenient for has improved simultaneously and has sheared the precision, has strengthened cutting stability, promotes and cuts the quality, prolongs the life of stationary knife simultaneously, cooperates two-sided to move the sword to use, cuts and just accomplishes and cut, improves production efficiency, productivity by a wide margin, is favorable to going on of production.

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. The utility model provides a lithium battery pole piece cuts stationary knife structure, includes stationary knife body (1), its characterized in that: the fixed cutter comprises a fixed cutter body (1), a cuboid body is arranged on the fixed cutter body (1), a cutter handle (2) is fixedly connected to the lower end face of one side of the fixed cutter body (1), a plurality of first mounting holes (4) are formed in the side face of the fixed cutter body (1), second mounting holes (5) are formed in the upper end face of the fixed cutter body (1), positioning holes (6) are formed in one side of the fixed cutter body (1), bar-shaped grooves (7) are formed in the upper end face of the fixed cutter body (1), the second mounting holes (5) are respectively arranged at two ends of each bar-shaped groove (7), air blowing holes (8) are formed in the fixed cutter body (1), the cutter handle (2) comprises a plane section (9) and an inclined plane section (10), and the plane section (9) is arranged on the upper portion of the inclined plane section (10) and connected with the fixed cutter body (1.

2. The lithium battery pole piece cutting fixed cutter structure as claimed in claim 1, wherein: chamfers are arranged at corners of two sides of the upper end of the fixed cutter body (1), and chamfers are also arranged at corners of the lower end of the cutter handle (2).

3. The lithium battery pole piece cutting fixed cutter structure as claimed in claim 1, wherein: the first mounting holes (4) are through holes, five groups of the first mounting holes (4) are arranged, and the five groups of the first mounting holes (4) are not on the same straight line.

4. The lithium battery pole piece cutting fixed cutter structure as claimed in claim 1, wherein: the fixed cutter comprises a fixed cutter body (1) and a cutter handle (2), and is characterized in that the plane section (9) and the inclined plane section (10) are of an integral structure.

5. The lithium battery pole piece cutting fixed cutter structure as claimed in claim 1, wherein: the air blowing holes (8) are formed in the bottom of the strip-shaped groove (7), and at least nine groups of the air blowing holes (8) are arranged at equal intervals.

6. The lithium battery pole piece cutting fixed cutter structure as claimed in claim 1, wherein: the corner where the fixed cutter body (1) is connected with the cutter handle (2) is a cutting edge starting point (3), and the distance between the cutting edge starting point (3) and the upper end of the inclined plane section (10) is 0.5-3 mm.

7. The lithium battery pole piece cutting fixed cutter structure as claimed in claim 1, wherein: the outer surface inclination angle of the inclined plane section (10) is 0-4 degrees, and the thickness of the fixed cutter body (1) is 6-8 mm.