CN215047252U

CN215047252U - Flattening cutting equipment is used in processing of lithium cell diaphragm

Info

Publication number: CN215047252U
Application number: CN202121174340.8U
Authority: CN
Inventors: 黄俊琪; 高川; 朱先进; 覃海强; 谢新春; 韦育鲜; 李锦祥; 窦炳阔
Original assignee: Jiangsu Beixing New Materials Technology Co ltd
Current assignee: Jiangsu Beixing New Materials Technology Co ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2021-12-07
Anticipated expiration: 2031-05-28

Abstract

The utility model discloses a flattening cutting equipment is used in processing of lithium cell diaphragm, including the processing platform, the upper end of processing platform is provided with the fixed plate, and the centre of fixed plate is provided with the conveyer belt, and the centre of conveyer belt is provided with cuts out the joint-cutting, and the outside of fixed plate is provided with quick-witted case, and one side of fixed plate is provided with the guide roll, and one side of guide roll is provided with the mounting bracket, and the centre of mounting bracket is provided with unreels the roller, and the opposite side of fixed plate is provided with the wind-up roll. This flattening cutting equipment is used in processing of lithium cell diaphragm is through setting up the mounting bracket, the mounting groove, the fixed orifices, the dead lever, the conveyer belt, cut the joint-cutting, the slide, compression spring and spout, can avoid wind-up roll and unreel the roller and rotate the condition that the in-process appears rocking, the processingquality of lithium cell membrane has been improved, can also carry out automatic flattening effect to lithium cell membrane cutting the in-process simultaneously, the turn-up of avoiding appearing the membrane with cut the uneven condition, the suitability of cutting equipment has been improved and cutting efficiency.

Description

Flattening cutting equipment is used in processing of lithium cell diaphragm

Technical Field

The utility model relates to a lithium battery membrane processing equipment technical field specifically is a flattening cutting equipment is used in processing of lithium battery diaphragm.

Background

The separator is one of the key internal layer components in the construction of lithium batteries. The performance of the diaphragm determines the interface structure, internal resistance and the like of the battery, directly influences the capacity, circulation, safety performance and other characteristics of the battery, and the diaphragm with excellent performance plays an important role in improving the comprehensive performance of the battery. The separator has a main function of separating the positive electrode and the negative electrode of the battery to prevent short circuit due to contact between the two electrodes, and also has a function of allowing electrolyte ions to pass therethrough. The separator material is non-conductive, and the physical and chemical properties of the separator have a great influence on the performance of the battery. The battery is different in kind and the separator used is different.

The prior art has the following defects or problems:

general lithium battery membrane cutting equipment is in processing use, for the sake of convenience to the change effect to unreeling roller and wind-up roll, do not adopt the fixed clamp structure usually, rock easily appearing at the rolling in-process wind-up roll to the membrane and unreel the roller, to cutting and lead to the fact certain influence, the cutting quality of lithium battery membrane has been reduced, simultaneously to the cutting in-process of lithium battery membrane, the membrane does not possess the fixed action when cutting, cut and can appear the membrane turn-up or cut the uneven condition, the operator need debug the effect to equipment, the cutting efficiency of lithium battery membrane has seriously been influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's weak point, provide a flattening cutting equipment is used in processing of lithium cell diaphragm, solved the general battery membrane cutting equipment that proposes in the background art and appear the wind-up roll easily and unreel the roller and rock the phenomenon, reduced the quality that cuts of battery membrane, cut the in-process and easily appear the membrane turn-up and cut the uneven condition, influence the problem of the efficiency that cuts of lithium cell membrane.

In order to achieve the above object, the utility model provides a following technical scheme: a leveling and cutting device for processing a lithium battery diaphragm comprises a processing table, wherein a fixed plate is arranged at the upper end of the processing table, a conveyor belt is arranged in the middle of the fixed plate, a cutting slot is arranged in the middle of the conveyor belt, a case is arranged on the outer side of the fixed plate, a guide roller is arranged on one side of the fixed plate, a mounting frame is arranged on one side of the guide roller, an unwinding roller is arranged in the middle of the mounting frame, a winding roller is arranged on the other side of the fixed plate, a driving wheel is arranged at one end of the conveyor belt, a driven wheel is arranged at the other end of the conveyor belt, a cutter plate is arranged at the center of the conveyor belt, a cutter blade extending to the cutting slot is arranged at the upper end of the cutter plate, a chute is formed in the inner wall of the fixed plate, a compression spring is arranged in the chute, and one end of the compression spring is connected with a sliding seat, the mounting groove has been seted up on the top of mounting bracket, the inside of mounting groove is provided with the roller bearing that is connected with the unreeling roller, the fixed orifices has been seted up to one side of mounting bracket, the inside of fixed orifices is provided with the dead lever.

As the utility model discloses a preferred technical scheme, cut-out seam divide into three groups, and is the equidistance subsection in the middle of the conveyer belt, the quantity of cutting-out seam is the same with the quantity of cutting the blade.

As the utility model discloses a preferred technical scheme, the action wheel passes through the motor and is connected with the fixed plate rotation, the action wheel passes through the conveyer belt and is connected from the driving wheel transmission.

As an optimal technical scheme of the utility model, the conveyer belt divide into two sets ofly, the action wheel that one of them a set of conveyer belt is connected passes through the axis body and is connected with the slide rotation.

As the utility model discloses a preferred technical scheme, the spout divide into four groups, the size of slide and the size phase-match of spout, and the slide passes through compression spring and spout sliding connection.

As the utility model discloses a preferred technical scheme, the size of roller bearing and the size phase-match of mounting groove, and the roller bearing passes through the mounting groove and is connected with the mounting bracket rotation.

As the utility model discloses a preferred technical scheme, the internal diameter size of fixed orifices and the diameter size phase-match of dead lever, and the dead lever passes through fixed orifices and mounting bracket fixed connection.

Compared with the prior art, the utility model provides a flattening cutting equipment is used in processing of lithium cell diaphragm possesses following beneficial effect:

1. according to the leveling and cutting equipment for processing the lithium battery diaphragm, by arranging the mounting frame, the mounting groove, the fixing hole and the fixing rod, in the use process of the cutting equipment, the rolling shafts of the unwinding roller and the winding roller are placed in the corresponding mounting grooves, and the fixing rod is used for fixing the two rolling shafts, so that the phenomenon that the rolling shafts shake can be avoided in the processing process of the cutting equipment on the lithium battery film, the stability in the processing and conveying process of the lithium battery film is improved, the phenomenon that the lithium battery film is not flat in processing due to the shaking of the rolling shafts is avoided, and the processing quality of the lithium battery film is improved;

2. this flattening cutting apparatus is used in processing of lithium cell diaphragm, through setting up the conveyer belt, cut the joint-cutting, a slide, compression spring and spout, in the course of working that cuts to lithium cell membrane, the part between two sets of membranes can carry out the automatically regulated effect according to the different thickness of membrane under compression spring's effect, the suitability of equipment to membrane processing has been improved, can also carry out better flattening effect to the membrane at the in-process to lithium cell membrane processing simultaneously, the curling appears or cuts the uneven condition in the lithium cell membrane processing process of avoiding appearing, the machining efficiency of lithium cell membrane cutting apparatus has been improved.

Drawings

FIG. 1 is a schematic view of the leveling and cutting apparatus of the present invention;

FIG. 2 is a schematic view of the structure of the conveyor belt of the leveling and cutting apparatus of the present invention;

FIG. 3 is a schematic view of the inner side structure of the fixed plate of the leveling and cutting machine conveyor belt of the present invention;

figure 4 is the utility model discloses the local structure schematic diagram of mounting bracket of flattening cutting equipment conveyer belt.

In the figure: 1. a processing table; 2. a fixing plate; 3. a conveyor belt; 4. cutting a seam; 5. a chassis; 6. a guide roller; 7. a mounting frame; 8. unwinding rollers; 9. a wind-up roll; 10. a driving wheel; 11. a driven wheel; 12. a cutter plate; 13. cutting a blade; 14. a chute; 15. a compression spring; 16. a slide base; 17. mounting grooves; 18. a roller; 19. a fixing hole; 20. and (5) fixing the rod.

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, in this embodiment: a leveling and cutting device for processing a lithium battery diaphragm comprises a processing table 1, wherein a fixed plate 2 is arranged at the upper end of the processing table 1, a conveying belt 3 is arranged in the middle of the fixed plate 2, a cutting slot 4 is arranged in the middle of the conveying belt 3, a case 5 is arranged on the outer side of the fixed plate 2, a guide roller 6 is arranged on one side of the fixed plate 2, a mounting frame 7 is arranged on one side of the guide roller 6, an unwinding roller 8 is arranged in the middle of the mounting frame 7, a winding roller 9 is arranged on the other side of the fixed plate 2, a driving wheel 10 is arranged at one end of the conveying belt 3, a driven wheel 11 is arranged at the other end of the conveying belt 3, a cutter plate 12 is arranged at the center of the conveying belt 3, a cutting blade 13 extending to the cutting slot 4 is arranged at the upper end of the cutter plate 12, a sliding groove 14 is formed in the inner wall of the fixed plate 2, a compression spring 15 is arranged in the sliding groove 14, and a sliding seat 16 is connected with one end of the compression spring 15, mounting groove 17 has been seted up on the top of mounting bracket 7, and the inside of mounting groove 17 is provided with the roller bearing 18 that is connected with unreeling roller 8, and fixed orifices 19 have been seted up to one side of mounting bracket 7, and the inside of fixed orifices 19 is provided with dead lever 20.

In the embodiment, the cutting seams 4 are divided into three groups and are distributed in the middle of the conveyor belt 3 at equal intervals, the number of the cutting seams 4 is the same as that of the cutting blades 13, and the cutting seams are mainly used for cutting the lithium battery film; the driving wheel 10 is rotationally connected with the fixing plate 2 through a motor, and the driving wheel 10 is in transmission connection with the driven wheel 11 through the conveying belt 3 to convey the lithium battery membrane; the conveyor belts 3 are divided into two groups, wherein the driving wheel 10 connected with one group of conveyor belts 3 is rotatably connected with the sliding seat 16 through a shaft body to clamp and level the lithium battery film, so that the film edge curling condition is avoided; the sliding grooves 14 are divided into four groups, the size of the sliding seat 16 is matched with that of the sliding grooves 14, and the sliding seat 16 is in sliding connection with the sliding grooves 14 through the compression springs 15, so that the cutting device is suitable for cutting lithium battery films with different thicknesses, and the applicability is improved; the size of the roller 18 is matched with that of the mounting groove 17, and the roller 18 is rotatably connected with the mounting frame 7 through the mounting groove 17, so that the rolling roller 9 and the unreeling roller 8 are prevented from shaking left and right; the internal diameter size of fixed orifices 19 and the diameter size phase-match of dead lever 20, and dead lever 19 passes through fixed orifices 20 and mounting bracket 7 fixed connection, avoids wind-up roll 9 and unreel the roller 8 and appears rocking from top to bottom.

The utility model discloses a theory of operation and use flow: before using, the operator will unreel the roller 8 and put inside the mounting groove 17 of mounting bracket 7, inject dead lever 20 into the inside of fixed orifices 19 and carry out the fixed action to roller bearing 18, prevent that it from rocking, the starting equipment, the motor can drive action wheel 10 and rotate, two sets of conveyer belts 3 take place to rotate, lithium battery film on the unreeling roller 8 passes through the centre that guide roll 6 got into two sets of conveyer belts 3, conveyer belt 3 above can be according to the thickness rebound of the membrane of difference and the same distance of membrane thickness, lithium battery film between conveyer belt 3 can be cut under the effect of the cutting blade 13 that passes cutting seam 4, then receive on the wind-up roll 9 under the effect of another set of guide roll 6, after cutting, extract dead lever 20, it can to take out or change corresponding unreeling roller 8 and wind-up roll 9.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a flattening cutting equipment is used in processing of lithium cell diaphragm which characterized in that: comprises a processing table (1), a fixing plate (2) is arranged at the upper end of the processing table (1), a conveying belt (3) is arranged in the middle of the fixing plate (2), a cutting slot (4) is arranged in the middle of the conveying belt (3), a case (5) is arranged on the outer side of the fixing plate (2), a guide roller (6) is arranged on one side of the fixing plate (2), an installation frame (7) is arranged on one side of the guide roller (6), an unwinding roller (8) is arranged in the middle of the installation frame (7), a winding roller (9) is arranged on the other side of the fixing plate (2), a driving wheel (10) is arranged at one end of the conveying belt (3), a driven wheel (11) is arranged at the other end of the conveying belt (3), a cutter plate (12) is arranged at the center of the conveying belt (3), a cutting blade (13) extending to the cutting slot (4) is arranged at the upper end of the cutter plate (12), spout (14) have been seted up to the inner wall of fixed plate (2), the inside of spout (14) is provided with compression spring (15), the one end of compression spring (15) is connected with slide (16), mounting groove (17) have been seted up on the top of mounting bracket (7), the inside of mounting groove (17) is provided with roller bearing (18) that are connected with unreeling roller (8), fixed orifices (19) have been seted up to one side of mounting bracket (7), the inside of fixed orifices (19) is provided with dead lever (20).

2. The flattening and cutting device for processing the lithium battery diaphragm as claimed in claim 1, wherein: the cutting seams (4) are divided into three groups and are distributed in the middle of the conveyor belt (3) at equal intervals, and the number of the cutting seams (4) is the same as that of the cutting blades (13).

3. The flattening and cutting device for processing the lithium battery diaphragm as claimed in claim 1, wherein: the driving wheel (10) is rotatably connected with the fixing plate (2) through a motor, and the driving wheel (10) is in transmission connection with the driven wheel (11) through the conveying belt (3).

4. The flattening and cutting device for processing the lithium battery diaphragm as claimed in claim 1, wherein: the conveyor belts (3) are divided into two groups, and the driving wheel (10) connected with one group of conveyor belts (3) is rotatably connected with the sliding seat (16) through a shaft body.

5. The flattening and cutting device for processing the lithium battery diaphragm as claimed in claim 1, wherein: the sliding chutes (14) are divided into four groups, the size of the sliding seat (16) is matched with that of the sliding chute (14), and the sliding seat (16) is connected with the sliding chute (14) in a sliding mode through a compression spring (15).

6. The flattening and cutting device for processing the lithium battery diaphragm as claimed in claim 1, wherein: the size of the roller (18) is matched with that of the mounting groove (17), and the roller (18) is rotatably connected with the mounting frame (7) through the mounting groove (17).

7. The flattening and cutting device for processing the lithium battery diaphragm as claimed in claim 1, wherein: the inner diameter of the fixing hole (19) is matched with the diameter of the fixing rod (20), and the fixing rod (20) is fixedly connected with the mounting rack (7) through the fixing hole (19).