CN214378529U

CN214378529U - Winding device for lithium battery processing

Info

Publication number: CN214378529U
Application number: CN202023291983.9U
Authority: CN
Inventors: 易晓山
Original assignee: Hunan Shanli New Energy Technology Co ltd
Current assignee: Hunan Shanli New Energy Technology Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-10-08
Anticipated expiration: 2030-12-30

Abstract

The utility model discloses a winding device for lithium battery processing, which comprises a machine body, a pole piece sliding plate, a pole piece pressing plate and a squeezing roller, wherein the side surface of the machine body is provided with the pole piece sliding plate, the side surface of the machine body is provided with the pole piece pressing plate, the side surface of the machine body is provided with a first telescopic rod, the end part of the first telescopic rod is fixedly provided with a bracket, the side surface of the machine body is provided with a second telescopic rod, the end part of the second telescopic rod is fixedly provided with a spring frame, a third telescopic rod is arranged in the machine body, the winding irregularity condition in the winding process is solved, so that a pressing roller can press the winding of an electrode piece, a pushing-off piece is sleeved on a winding shaft and fixedly arranged at the end part of the third telescopic rod, the third telescopic rod can push the pushing-off piece after the winding of the electrode piece is finished, and further the electrode piece wound on the winding shaft is separated from the winding shaft, the overall structure is simple, the operation is easy, and the production and assembly cost is low.

Description

Winding device for lithium battery processing

Technical Field

The utility model relates to a production and processing technical field of lithium cell, concretely relates to take-up device is used in lithium cell processing.

Background

The lithium ion battery is a new generation of green high-energy battery with excellent performance, and has become one of the key points of high and new technology development, and the lithium ion battery has the following characteristics: high voltage, high capacity, low consumption, no memory effect, no public hazard, small volume, small internal resistance, less self-discharge and more cycle times. Because of the above characteristics, the lithium ion battery is widely applied to various civil and military fields such as mobile phones, notebook computers, tablet computers and the like.

In recent years, the lithium ion battery manufacturing industry is rapidly developing, and the requirement on the process quality for manufacturing the battery winding core is continuously increased. The winding process of the winding core in the production process plays an important role in ensuring the consistent performance, stable quality and the like of the battery. Traditional lithium cell coiling production, some great enterprises adopt full-automatic winder, and is efficient, and the qualification rate is high, and some small-size enterprises are because the business volume of company is less, can't purchase the main equipment, then adopt artifical coiling, and coiling inefficiency, and it is high to coil the defective rate, influence production efficiency and cost, so, need to design a simpler coiling mechanism urgently, both can increase efficiency, guarantee the qualification rate and can solve the dilemma that small-size mill can't purchase full-automatic main equipment because the price problem again.

Disclosure of Invention

In order to solve the above technical problem, an object of the present invention is to provide a winding device for lithium battery processing.

The purpose of the utility model can be realized by the following technical scheme:

a winding device for processing a lithium battery comprises a machine body, a pole piece sliding plate, a pole piece pressing plate and a squeezing roller, wherein the pole piece sliding plate is arranged on the side surface of the machine body, the pole piece pressing plate is arranged on the side surface of the machine body, a first fixing block is arranged on the side surface of the machine body, a first telescopic rod is fixedly arranged on the first fixing block, a support is fixedly arranged at the end part of the first telescopic rod, the squeezing roller is rotatably arranged on the support, a second fixing block is arranged on the side surface of the machine body, a second telescopic rod is fixedly arranged on the second fixing block, a spring frame is fixedly arranged at the end part of the second telescopic rod, sliding grooves are formed in two sides of the spring frame, springs are arranged in the spring frame, a push rod is slidably arranged on the spring frame, a pressing roller is rotatably arranged at one end of the push rod, a third telescopic rod is arranged in the machine body, and a pushing-off piece is fixedly arranged at the end part of the third telescopic rod, the motor is arranged in the machine body, a scroll is arranged on a motor shaft of the motor, and a winding groove is formed in the scroll.

As a further aspect of the present invention: the third telescopic link runs through the side of organism, the motor shaft of motor runs through the side of organism, the slip cup joints on the spool of the one end of pushing away the piece.

As a further aspect of the present invention: the other end of the push rod is provided with a sliding block, the push rod is slidably mounted in the sliding groove through the sliding block, one end of the spring is fixedly connected with the spring frame, and the other end of the spring is fixedly connected with the push rod.

As a further aspect of the present invention: and the surface of the extruding roller is provided with a convex block.

As a further aspect of the present invention: the second telescopic rod is obliquely arranged, and the pressing roller is in contact with the reel.

As a further aspect of the present invention: the pole piece sliding plate is obliquely arranged and located above the pole piece pressing plate, and the squeezing roller is located above the pole piece pressing plate.

The utility model has the advantages that: in the utility model, the first telescopic rod is arranged on the side surface of the machine body, the extruding roller is arranged at the end part of the first telescopic rod, so that the extruding roller can laminate the electrode plate and the diaphragm before winding, the winding unevenness can be avoided in the winding process, secondly, the spring frame is arranged at the end part of the second telescopic rod, the push rod is arranged on the spring frame in a sliding way, the pressing roller is arranged on the push rod, so that the pressing roller can press the winding of the electrode plate, in addition, the push-off piece is sleeved and arranged on the scroll and is fixedly arranged at the end part of the third telescopic rod, so that after the electrode plate is wound, the second telescopic rod is reset, the third telescopic rod can push the push-off piece, further, the electrode plate wound on the scroll is separated from the scroll, the overall structure is simple, the operation is easy, the production and assembly cost is low, on one hand, the problem of slow winding speed of the traditional manpower officer is solved, the unqualified condition of coiling, on the other hand solved small-size mill because the dilemma of the unable purchase of full-automatic large-scale equipment of price problem, satisfied production demand, easily promote.

Drawings

The present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a front view of the overall structure of the present invention;

FIG. 2 is a schematic top view of the overall structure of the present invention;

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

fig. 4 is an enlarged schematic view of the region a in fig. 1.

In the figure: 1. a body; 2. a pole piece sliding plate; 3. pressing a pole piece; 4. extruding and combining rollers; 5. a support; 6. a pressure roller; 7. a reel; 8. a motor; 9. pushing away the sheet; 10. a third telescopic rod; 11. a spring holder; 12. a second telescopic rod; 13. a second fixed block; 14. a first fixed block; 15. a first telescopic rod; 16. a spring; 17. a push rod; 41. a raised block; 71. coiling a groove; 161. a chute; 171. a slide block.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model relates to a winding device for lithium battery processing, which comprises a machine body 1, a pole piece sliding plate 2, a pole piece pressing plate 3 and a squeezing roller 4, wherein the side surface of the machine body 1 is provided with the pole piece sliding plate 2, the side surface of the machine body 1 is provided with the pole piece pressing plate 3, the side surface of the machine body 1 is provided with a first fixed block 14, the first fixed block 14 is fixedly provided with a first telescopic rod 15, the end part of the first telescopic rod 15 is fixedly provided with a bracket 5, the bracket 5 is rotatably provided with the squeezing roller 4, so that the squeezing roller 4 can attach an electrode piece and a diaphragm before winding, the winding process is ensured not to have uneven winding, the side surface of the machine body 1 is provided with a second fixed block 13, the second fixed block 13 is fixedly provided with a second telescopic rod 12, the end part of the second telescopic rod 12 is fixedly provided with a spring frame 11, the utility model discloses an electrode plate winding machine, including spring frame 11, push rod 17, compression roller 6, third telescopic link 10, motor 8, spool 7, winding groove 71 has been seted up on the spool 7, guarantees positive and negative pole piece spacing before the winding to the both sides of spring frame 11 is provided with spout 161, be provided with spring 16 in the spring frame 11, slidable mounting has push rod 17 on the spring frame 11, the one end of push rod 17 is rotated and is installed compression roller 6 for compression roller 6 can compress tightly the coiling of electrode piece, be provided with third telescopic link 10 in the organism 1, the tip fixed mounting of third telescopic link 10 has the piece 9 that pushes away, makes after the electrode piece is accomplished in the coiling, second telescopic link 12 resets, and third telescopic link 10 can push away piece 9, and then makes the electrode piece of coiling on spool 7 separate with spool 7, be provided with motor 8 in the organism 1, the installation is provided with spool 7 on motor 8's the motor shaft, the winding groove 71 has been seted up on the spool 7, guarantees positive and negative pole piece is spacing before the coiling.

The third telescopic rod 10 penetrates through the side face of the machine body 1, a motor shaft of the motor 8 penetrates through the side face of the machine body 1, one end of the push-off piece 9 is sleeved on the reel 7 in a sliding mode, the other end of the push rod 17 is provided with a sliding block 171, the push rod 17 is installed in the sliding groove 161 in a sliding mode through the sliding block 171, one end of the spring 16 is fixedly connected with the spring frame 11, the other end of the spring 16 is fixedly connected with the push rod 17, the surface of the compression roller 4 is provided with a protruding block 41, the second telescopic rod 12 is obliquely arranged, the compression roller 6 is in contact with the reel 7, the pole piece sliding plate 2 is obliquely arranged, the pole piece sliding plate 2 is positioned above the pole piece pressing plate 3, the compression roller 4 is positioned above the pole piece pressing plate 3, the overall structure is simple, the operation is easy, the production and assembly costs are low, and on one hand, the problem that the winding speed of a traditional manpower officer is slow is solved, the unqualified condition of coiling, on the other hand solved small-size mill because the dilemma of the unable purchase of full-automatic large-scale equipment of price problem, satisfied production demand, easily promote.

The working principle is as follows: when the device works, an electrode plate slides down from the electrode plate sliding plate 2, one end of the electrode plate pressing plate 3 supplies a diaphragm, one end of the electrode plate is aligned with one end of the diaphragm and passes through the lower part of the extruding and combining roller 4, at the moment, the first telescopic rod 15 is started, the electrode plate and the diaphragm which are more attached by the first telescopic rod 15 are extruded by the first telescopic rod 15, the electrode plate and the diaphragm are attached to the electrode plate pressing plate 3, after the electrode plate and the diaphragm are extruded and attached, the attached electrode plate and the front section of the diaphragm are placed in the winding groove 71 on the winding shaft 7, at the moment, the second telescopic rod 12 is started, the second telescopic rod 12 pushes the pressing roller 6 to enable the pressing roller 6 to be in contact with the winding shaft 7, then the motor 8 is started, the motor shaft rotates, the winding shaft 7 rotates, the electrode plate is tightly wound and attached by the pressing roller 6 under the rotating action of the following 7, and the pressing roller 6 can be contracted under the action of the spring 16, at the in-process that the spool winding becomes thick, pinch roller 6 can not have the influence to the coiling of electrode slice, after the completion of convoluteing, the manual work is pasted the sticky tape on the electrode slice of coiling, this moment, second telescopic link 12 contracts, third telescopic link 10 stretches out, third telescopic link 10 promotes and pushes away from piece 9, the other end that pushes away from piece 9 advances along spool 7, can push away from the electrode slice of coiling from spool 7, avoided producers to take out the regularity that influences the electrode slice with the hand, a coiling flow finishes promptly.

The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.

Claims

1. The winding device for lithium battery processing comprises a machine body (1), a pole piece sliding plate (2), a pole piece pressing plate (3) and a squeezing roller (4), and is characterized in that the pole piece sliding plate (2) is arranged on the side face of the machine body (1), the pole piece pressing plate (3) is arranged on the side face of the machine body (1), a first fixed block (14) is arranged on the side face of the machine body (1), a first telescopic rod (15) is fixedly arranged on the first fixed block (14), a support (5) is fixedly arranged at the end part of the first telescopic rod (15), the squeezing roller (4) is rotatably arranged on the support (5), a second fixed block (13) is arranged on the side face of the machine body (1), a second telescopic rod (12) is fixedly arranged on the second fixed block (13), and a spring frame (11) is fixedly arranged at the end part of the second telescopic rod (12), the utility model discloses a spring hanger, including spring hanger (11), slidable mounting has push rod (17) on spring hanger (11), the one end of push rod (17) is rotated and is installed compressing roller (6), be provided with third telescopic link (10) in organism (1), the tip fixed mounting of third telescopic link (10) has and pushes away from piece (9), be provided with motor (8) in organism (1), the installation is provided with spool (7) on the motor shaft of motor (8), the winding up groove (71) has been seted up on spool (7).

2. The winding device for lithium battery processing according to claim 1, wherein the third telescopic rod (10) penetrates through the side of the machine body (1), the motor shaft of the motor (8) penetrates through the side of the machine body (1), and one end of the push-off piece (9) is slidably sleeved on the reel (7).

3. The winding device for lithium battery processing as claimed in claim 1, wherein the other end of the push rod (17) is provided with a sliding block (171), the push rod (17) is slidably mounted in the sliding groove (161) through the sliding block (171), one end of the spring (16) is fixedly connected with the spring frame (11), and the other end of the spring (16) is fixedly connected with the push rod (17).

4. The winding device for lithium battery processing according to claim 1, wherein the surface of the compressing roller (4) is provided with a bump (41).

5. The winding device for lithium battery processing according to claim 1, wherein the second telescopic rod (12) is arranged obliquely, and the pressure roller (6) is in contact with the winding shaft (7).

6. The winding device for lithium battery processing according to claim 1, wherein the pole piece sliding plate (2) is arranged obliquely, the pole piece sliding plate (2) is positioned above the pole piece pressing plate (3), and the laminating roller (4) is positioned above the pole piece pressing plate (3).