CN210366266U

CN210366266U - Equipment is tailor with flattening to lithium battery diaphragm processing

Info

Publication number: CN210366266U
Application number: CN201920993781.7U
Authority: CN
Inventors: 续三军; 程宏林; 后述红; 曾环祥
Original assignee: WUHAN TIANHONG PAPER-PLASTIC COLOUR PRINTING CO LTD
Current assignee: WUHAN TIANHONG PAPER-PLASTIC COLOUR PRINTING CO LTD
Priority date: 2019-06-28
Filing date: 2019-06-28
Publication date: 2020-04-21
Anticipated expiration: 2029-06-28

Abstract

The utility model discloses an equipment is tailor with flattening to lithium battery diaphragm processing relates to lithium battery diaphragm processing technology field, including tailorring platform, tailorring mechanism, bearing roller and flattening conveying mechanism, the equal fixed stay of tailorring mechanism, bearing roller and flattening conveying mechanism is connected in the top of tailorring the platform, and tailorring mechanism and flattening conveying mechanism are located the both sides at tailorring the platform top respectively, and the bearing roller is located respectively between tailorring mechanism and the flattening conveying mechanism and one side of tailorring the mechanism discharge gate. Servo motor drives the drive roll axle and rotates, and when treating the lithium battery diaphragm that cuts and be located between drive roll axle and the driven voller axle, can realize the transport of lithium battery diaphragm, when the lithium battery diaphragm approaches between two rollers, can improve the rate of tension of self to can prevent self and cause the problem that the effect is not good because of there being the wrinkle bending before the cutting, increased substantially the lithium battery diaphragm and cutting the used practicality of tailorring the equipment of in-process.

Description

Equipment is tailor with flattening to lithium battery diaphragm processing

Technical Field

The utility model relates to a lithium battery diaphragm processing technology field specifically is a lithium battery diaphragm processing is with flattening equipment of tailorring.

Background

In the construction of lithium batteries, the separator is one of the key internal components. 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. In the lithium battery system, since the electrolyte is an organic solvent system, a separator material resistant to an organic solvent is required, and a polyolefin porous film having a high strength and a thin film is generally used.

Lithium battery diaphragm is at the in-process of production, need tailor the processing to it, this process need be accomplished with the help of the equipment of tailorring of membrane, but the used equipment of tailorring of present lithium battery diaphragm is not only complicated in structure, and the function is comparatively single moreover, lacks leveling mechanism, make lithium battery diaphragm can appear the uneven phenomenon of terminal surface appearance after tailorring because of there being the fold bending at the in-process of tailorring, the outgoing quality of lithium battery diaphragm has been reduced by a wide margin, rework rate and manufacturing cost have been improved, therefore, we have provided a lithium battery diaphragm processing and have tailorred equipment with the flattening.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides an equipment is tailor with flattening to lithium battery diaphragm processing has solved the used equipment of tailorring of lithium battery diaphragm, lacks leveling mechanism for uneven phenomenon appears in the terminal surface after can appearing tailorring because of there being the fold bending in-process of tailorring of lithium battery diaphragm, has reduced the outgoing quality of lithium battery diaphragm by a wide margin, has improved rework rate and manufacturing cost's problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an equipment is tailor with flattening to lithium battery diaphragm processing, is including tailorring platform, tailoring mechanism, bearing roller and flattening conveying mechanism, the equal fixed stay of tailoring mechanism, bearing roller and flattening conveying mechanism is connected in the top of tailorring the platform, tailoring mechanism and flattening conveying mechanism are located the both sides at tailoring platform top respectively, the bearing roller is located respectively between tailoring mechanism and the flattening conveying mechanism and one side of tailoring mechanism discharge gate.

Leveling conveying mechanism includes fixed mounting and tailors the bottom plate of platform top, the both ends of bottom plate all are through the bottom of two roller interval adjustment supporting component of welding mode fixedly connected with, be connected with rotatable drive roller and two driven roller shafts between two roller interval adjustment supporting component respectively, the one end of drive roller shaft extends to roller interval adjustment supporting component's another side to fixed drive end with servo motor is connected.

The roller interval adjustment supporting component comprises a roller bearing base, the top of the roller bearing base is embedded and connected with a clamping frame, the top of the clamping frame is connected with a threaded sleeve in a penetrating mode, the inside of the threaded sleeve is connected with a screw rod through a thread rotary type, the top of the screw rod is connected with a handle in a penetrating mode, the bottom of the screw rod extends to the inside of the clamping frame and is clamped with an extrusion elastic sheet fixedly connected to the inner side wall of the clamping frame, and the inside of the clamping frame is movably connected with a bearing seat.

Preferably, the cutting mechanism comprises a first section supporting plate and a second section supporting plate which are respectively and symmetrically and fixedly installed on the cutting platform, the middle position of the top of the first section supporting plate and the middle position of the top of the second section supporting plate are jointly connected with a cylinder base, a telescopic cylinder is fixedly installed above the cylinder base, the driving end of the telescopic cylinder penetrates through the inside of the cylinder base and extends to the position between the first section supporting plate and the second section supporting plate, an upper cutter installation base is fixedly connected with the inside of the upper cutter installation base, upper cutters are fixedly installed on the top of the first section supporting plate and the second section supporting plate and are positioned at the two sides of the cylinder base, shaft sleeves are fixedly connected with the inside of the shaft sleeves, a slide shaft penetrates through the inside of the shaft sleeves, and the bottom end of the slide shaft is welded and fixed with the upper surface of, bottom position fixedly connected with lower cut-off knife mounting base between a district's section backup pad and the two district's section backup pads, the inside fixedly connected with attenuator's of lower cut-off knife mounting base bottom, the top fixed mounting of attenuator has lower cut-off knife, lower cut-off knife is located inside the top of lower cut-off knife mounting base.

Preferably, the driving roll shaft is located above the two driven roll shafts, the two driven roll shafts are located in the same plane, and the two ends of the driving roll shaft are connected with the clamping frame through bearing seats, and the two driven roll shafts are connected with the roll shaft bearing base through bearing seats.

Preferably, the clamping frame is a frame with a sealed top: the clamping frame is a U-shaped component, and the size of the clamping frame is matched with that of the bearing seat.

Preferably, the cutting ends of the upper cutter and the lower cutter are provided with sawteeth, and the upper cutter and the lower cutter are positioned on the same straight line.

Preferably, the bearing roller includes roller and backup pad, and is fixed through adjusting bolt between roller and the backup pad, and the regulation hole has been seted up to the inside of backup pad, and the roller is the component of a silica gel material.

Advantageous effects

The utility model provides a lithium cell diaphragm processing is with flattening equipment of tailorring. Compared with the prior art, the method has the following beneficial effects:

1. the leveling and cutting equipment for processing the lithium battery diaphragm comprises a leveling and conveying mechanism arranged at the inlet of a cutting platform, wherein the leveling and conveying mechanism comprises a base plate fixedly arranged above the cutting platform, the two ends of the base plate are fixedly connected with the bottoms of two roller shaft spacing adjusting and supporting components in a welding mode, a rotatable driving roller shaft and two driven roller shafts are respectively connected between the two roller shaft spacing adjusting and supporting components, one end of the driving roller shaft extends to the other side surface of the roller shaft spacing adjusting and supporting components and is fixedly connected with the driving end of a servo motor, the servo motor drives the driving roller shaft to rotate, when the lithium battery diaphragm to be cut is positioned between the driving roller shaft and the driven roller shaft, the conveying of the lithium battery diaphragm can be realized on one hand, and when the lithium battery diaphragm approaches between the two roller shafts, the self tension degree can be improved, so that the problem of poor cutting effect caused by the fact that, the utility performance of the cutting equipment used in the cutting process of the lithium battery diaphragm is greatly improved.

2. The leveling and cutting equipment for processing the lithium battery diaphragm is characterized in that a roller shaft spacing adjusting and supporting assembly is arranged in a leveling and conveying mechanism and comprises a roller shaft bearing base, the top of the roller shaft bearing base is embedded and connected with a clamping frame, the top of the clamping frame is connected with a threaded sleeve in a penetrating way, the interior of the threaded sleeve is connected with a screw rod in a threaded rotating way, the top end of the screw rod is connected with a handle in a penetrating way, the bottom end of the screw rod extends into the clamping frame and is clamped with an extrusion elastic sheet fixedly connected to the inner side wall of the clamping frame, a bearing seat is movably connected inside the clamping frame, the assembly can adjust the spacing between a driving roller shaft and a driven roller shaft, so that the leveling treatment can be realized according to lithium battery diaphragms with different thicknesses, and the leveling effect of, has scientific and reasonable structure and safe and convenient use.

Drawings

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

FIG. 2 is a schematic structural view of the cutting mechanism of the present invention;

FIG. 3 is a schematic structural view of the leveling and conveying mechanism of the present invention;

fig. 4 is the utility model discloses roller interval adjusts supporting component's schematic structure view.

In the figure: 1. a cutting platform; 2. a cutting mechanism; 21. a segment support plate; 22. two section supporting plates; 23. a cylinder base; 24. a telescopic cylinder; 25. an upper cutter mounting base; 26. mounting a cutter; 27. a shaft sleeve; 28. a slide bar shaft; 29. a lower cutter mounting base; 210. a damper; 211. a lower cutter; 3. a carrier roller; 4. leveling and conveying mechanism; 41. a base plate; 42. the roll shaft distance adjusting and supporting assembly; 421. a roller bearing base; 422. clamping the frame; 423. a threaded sleeve; 424. a screw rod; 425. a handle; 426. extruding the elastic sheet; 427. a bearing seat; 43. a drive roll shaft; 44. a driven roller shaft; 45. a servo motor.

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, the present invention provides a technical solution: the utility model provides an equipment is tailor with flattening to lithium battery diaphragm processing, including tailoring platform 1, tailoring mechanism 2, bearing roller 3 and flattening conveying mechanism 4, tailoring mechanism 2, the equal fixed stay connection of bearing roller 3 and flattening conveying mechanism 4 is in the top of tailoring platform 1, tailoring mechanism 2 and flattening conveying mechanism 4 are located the both sides at tailoring platform 1 top respectively, bearing roller 3 is located respectively between tailoring mechanism 2 and the flattening conveying mechanism 4 and one side of tailoring mechanism 2 discharge gates, bearing roller 3 includes roller and backup pad, it is fixed through adjusting bolt between roller and the backup pad, the regulation hole has been seted up to the inside of backup pad, the roller is the component of a silica gel material.

Referring to fig. 3, the leveling and conveying mechanism 4 includes a bottom plate 41 fixedly installed above the cutting platform 1, two ends of the bottom plate 41 are fixedly connected with bottoms of two roller spacing adjusting and supporting components 42 through welding, a rotatable driving roller 43 and two driven rollers 44 are respectively connected between the two roller spacing adjusting and supporting components 42, one end of the driving roller 43 extends to the other side surface of the roller spacing adjusting and supporting components 42 and is fixedly connected with a driving end of a servo motor 45, the driving roller 43 is located above the two driven rollers 44, the two driven rollers 44 are located in a same plane, and two ends of the driving roller 43 are connected with a clamping frame 422 and two driven rollers 44 are connected with a roller bearing base 421 through bearing seats 427.

Please refer to fig. 4, the roller spacing adjustment supporting component 42 includes the roller bearing base 421, the top embedding of the roller bearing base 421 is connected with the joint frame 422, the top through connection of the joint frame 422 has a threaded sleeve 423, the inside of the threaded sleeve 423 is connected with the lead screw 424 through the screw rotary type, the top through connection of the lead screw 424 is connected with a handle 425, and the bottom of the lead screw 424 extends to the inside of the joint frame 422, and with the extrusion shell fragment 426 looks block of fixed connection on the inside wall of the joint frame 422, the inside swing joint of the joint frame 422 has a bearing block 427, the joint frame 422 is a top that seals: the U-shaped component, the size of the clamping frame 422 is matched with the size of the bearing block 427.

Referring to fig. 2, the cutting mechanism 2 includes two first section supporting plates 21 and two second section supporting plates 22 respectively and symmetrically and fixedly installed on the cutting platform 1, a cylinder base 23 is connected to the middle position of the top of the first section supporting plate 21 and the second section supporting plate 22, a telescopic cylinder 24 is fixedly installed above the cylinder base 23, the driving end of the telescopic cylinder 24 penetrates through the inside of the cylinder base 23 and extends to the position between the first section supporting plate 21 and the second section supporting plate 22, an upper cutter installation base 25 is fixedly connected, an upper cutter 26 is fixedly installed inside the upper cutter installation base 25, shaft sleeves 27 are fixedly connected to the top of the first section supporting plate 21 and the second section supporting plate 22 and located at the two sides of the cylinder base 23, a slide shaft 28 is arranged inside the shaft sleeves 27 in a penetrating manner, and the bottom end of the slide shaft 28 is welded and fixed to the upper surface of the upper cutter installation base 25, bottom position fixedly connected with lower cut-off knife mounting base 29 between a district's section backup pad 21 and two district's section backup pads 22, the inside fixedly connected with attenuator 210 bottom of lower cut-off knife mounting base 29, the top fixed mounting of attenuator 210 has lower cut-off knife 211, lower cut-off knife 211 is located inside the top of lower cut-off knife mounting base 29, the cutting end of going up cut-off knife 26 and lower cut-off knife 211 all is provided with the sawtooth, and goes up cut-off knife 26 and lower cut-off knife 211 and is located a straight line together.

When the lithium battery diaphragm cutting device is used, a lithium battery diaphragm to be cut penetrates through the position between the driving roller shaft 43 and the driven roller shaft 44, then the distance between the driving roller shaft 43 and the driven roller shaft 44 can be adjusted according to the specific thickness of the lithium battery diaphragm, when the lithium battery diaphragm is adjusted, a user rotates the handle 425 to enable the handle 425 to drive the screw rod 424 to rotate in the threaded sleeve 423, under the meshing action of threads, the screw rod 424 and the handle 425 move upwards or downwards together, in the moving process, the elastic sheet 426 is squeezed to remove the constraint on the bearing seat 427, so that the bearing seat 427 drives the driving roller shaft 43 to move upwards or downwards until the bottom surface of the driving roller shaft 43 and the top surface of the driven roller shaft 44 are correspondingly contacted with the upper surface and the lower surface of the lithium battery diaphragm to form a tensioning force, after the adjustment, the servo motor 45 drives the driving roller shaft 43 to rotate to realize the conveying, lithium battery diaphragm is carried to the position between supreme cut-off knife 26 and the lower cut-off knife 211 after two sets of bearing rollers 3, and at this moment, telescopic cylinder 24 drives the action of cut-off knife 26, cuts the processing to lithium battery diaphragm, and structure scientific and reasonable, convenience safe in utilization.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 an equipment is tailor with flattening to lithium battery diaphragm processing, includes platform (1), cutting mechanism (2), bearing roller (3) and flattening conveying mechanism (4) of tailorring, its characterized in that: the cutting mechanism (2), the carrier roller (3) and the leveling conveying mechanism (4) are fixedly supported and connected above the cutting platform (1), the cutting mechanism (2) and the leveling conveying mechanism (4) are respectively positioned on two sides of the top of the cutting platform (1), and the carrier roller (3) is respectively positioned between the cutting mechanism (2) and the leveling conveying mechanism (4) and on one side of a discharge hole of the cutting mechanism (2);

the leveling and conveying mechanism (4) comprises a bottom plate (41) fixedly mounted above the cutting platform (1), the two ends of the bottom plate (41) are fixedly connected with the bottoms of two roller shaft distance adjusting and supporting components (42) in a welding mode, a rotatable driving roller shaft (43) and two driven roller shafts (44) are respectively connected between the two roller shaft distance adjusting and supporting components (42), one end of the driving roller shaft (43) extends to the other side face of the roller shaft distance adjusting and supporting component (42), and is fixedly connected with the driving end of a servo motor (45);

roller interval adjustment supporting component (42) bear base (421) including the roller, the top embedding that the roller bore base (421) is connected with joint frame (422), the top through connection of joint frame (422) has a screw sleeve (423), the inside of screw sleeve (423) is connected with lead screw (424) through the screw rotary type, the top through connection of lead screw (424) has a handle (425), and the bottom of lead screw (424) extends to the inside of joint frame (422) to with extrusion shell fragment (426) looks block of fixed connection on joint frame (422) inside wall, the inside swing joint of joint frame (422) has bearing frame (427).

2. The flattening and cutting device for processing the lithium battery diaphragm as claimed in claim 1, wherein: the cutting mechanism (2) comprises a first section supporting plate (21) and a second section supporting plate (22) which are respectively and symmetrically and fixedly installed on the cutting platform (1), the middle positions of the tops of the first section supporting plate (21) and the second section supporting plate (22) are jointly connected with a cylinder base (23), a telescopic cylinder (24) is fixedly installed above the cylinder base (23), the driving end of the telescopic cylinder (24) penetrates through the inside of the cylinder base (23) and extends to the position between the first section supporting plate (21) and the second section supporting plate (22), an upper cutting knife installing base (25) is fixedly connected with the upper cutting knife installing base (25), an upper cutting knife (26) is fixedly installed inside the upper cutting knife installing base (25), and shaft sleeves (27) are fixedly connected to the positions, located on the two sides of the cylinder base (23), of the tops of the first section supporting plate (21) and the second section supporting plate (22), a slide rod shaft (28) penetrates through the shaft sleeve (27), the bottom end of the slide rod shaft (28) is fixedly welded to the upper surface of the upper cutter mounting base (25), a lower cutter mounting base (29) is fixedly connected to the bottom position between the first section supporting plate (21) and the second section supporting plate (22), the bottom end of a damper (210) is fixedly connected to the inner portion of the lower cutter mounting base (29), a lower cutter (211) is fixedly mounted at the top end of the damper (210), and the lower cutter (211) is located inside the top end of the lower cutter mounting base (29).

3. The flattening and cutting device for processing the lithium battery diaphragm as claimed in claim 1, wherein: the driving roll shaft (43) is located above the two driven roll shafts (44), the two driven roll shafts (44) are located in the same plane, and two ends of the driving roll shaft (43) are connected with the clamping frame (422) and the two driven roll shafts (44) are connected with the roll shaft bearing base (421) through bearing seats (427).

4. The flattening and cutting device for processing the lithium battery diaphragm as claimed in claim 1, wherein: the clamping frame (422) is a frame with a sealed top: the clamping frame (422) is matched with the bearing seat (427) in size.

5. The flattening and cutting device for processing the lithium battery diaphragm as claimed in claim 2, wherein: the cutting ends of the upper cutter (26) and the lower cutter (211) are provided with sawteeth, and the upper cutter (26) and the lower cutter (211) are positioned on the same straight line.

6. The flattening and cutting device for processing the lithium battery diaphragm as claimed in claim 1, wherein: bearing roller (3) are including roller and backup pad, and are fixed through adjusting bolt between roller and the backup pad, and the regulation hole has been seted up to the inside of backup pad, and the roller is the component of a silica gel material.