Removal equipment for battery insulation skin

Abstract

The invention belongs to the technical field of battery recovery equipment, and provides rejection equipment for battery insulation skins. The device comprises a supporting device, the automatic removing device further comprises a battery conveying device, a battery pressing device and an automatic removing device; the battery conveying device is tiled and screwed on the top plane of the supporting device in the left-right direction of battery conveying; the battery pressing device is arranged on the battery conveying device and is used for clamping the battery which is conveyed by the battery conveying device and is to be subjected to insulation skin removal in the front-back direction and pressing the battery from the top to the lower direction; the automatic removing device comprises a plurality of automatic removing mechanisms which can be movably embedded into the front side and the rear side of the battery conveying device in the direction parallel to the battery conveying direction. Compared with the prior art, linkage among the battery conveying device, the clamping device and the removing device is arranged, so that the whole battery insulation skin removing process is simplified, the working hours are saved, the operation is more automatic, and the battery insulation skin removing device has the advantages that the insulation skin removing efficiency is higher, and the working efficiency is high.

Description

Technical Field

[0001] The invention belongs to the technical field of battery recycling equipment, and more specifically, relates to a battery insulation skin removal device. Background Art

[0002] The battery has the characteristics of light weight, small size, high density and long cycle life, and is widely used in fields such as power vehicles. The outside of the battery is wrapped with an insulating skin, that is, the negative pole of the battery is wrapped, leaving only the end metal shell away from the positive pole exposed as the negative pole, to prevent accidental conduction between the positive and negative poles during normal use, which would lead to battery power loss.

[0003] However, in the process of scrapping batteries, removing the insulating skin covering the outer wall of the battery is an important task. In the related prior art, the insulating skin of the battery is removed manually one by one. The process is too cumbersome and time-consuming, which will lead to the removal of the battery insulating skin being inefficient and low work efficiency; even if some battery insulating skin removal processing equipment has appeared, such as the utility model patent authorized by China, which discloses a battery insulating skin removal device, and the publication number is CN219575738U, and the patent technical solution specifically discloses "a battery insulating skin removal device, which includes: a base and a grinding assembly, and a slideway for the battery to slide axially is provided on the base. The grinding assembly includes a rotating Roller, rotating drive, grinding drive and a plurality of grinding rollers perpendicular to the slideway, the grinding rollers are mounted above the slideway, and the grinding drive drives the grinding rollers to rotate to scrape the batteries on the slideway and drive the batteries to slide along the slideway. "In this patent solution, a grinding assembly is used to remove the battery insulation skin, but in the actual operation process, it is limited by its own structure and cannot achieve the linkage of various devices. The process is too cumbersome and the working hours are long, which will lead to the inefficient removal of the battery insulation skin and low work efficiency; therefore, it cannot meet the needs of high-speed removal of battery insulation skin and efficient operation. Summary of the invention

[0004] In view of the above problems existing in the prior art, the object of the present invention is to provide a battery insulation skin removal device, which has the advantages of making the insulation skin removal more efficient and high in work efficiency.

[0005] The purpose of the present invention can be achieved by the following technical solutions:

[0006] A device for removing battery insulation skins, comprising a support device composed of a plurality of square aluminum parts all made of aluminum profiles, wherein the bottom of the support device is in contact with the ground for support cooperation; further comprising a battery conveying device, a battery pressing device and an automatic removing device for removing battery insulation skins, wherein the battery conveying device is screwed flat on the top plane of the support device along the left and right directions of battery conveying, and the battery to be removed from the insulation skins moves from the left end of the battery conveying device toward the right end thereof; the battery pressing device is arranged on the battery conveying device, and is used for clamping the battery to be removed from the insulation skins conveyed by the battery conveying device in the front-to-back direction and pressing from the top to the bottom direction; the automatic removing device comprises a plurality of automatic removing mechanisms which can be movably embedded in the front and rear sides of the battery conveying device in parallel with the battery conveying direction, wherein a part of the automatic removing mechanisms are arranged on the left side of the battery pressing device, and another part of the automatic removing mechanisms are arranged on the right side of the battery pressing device.

[0007] As a further preferred technical solution of the present invention, the battery conveying device includes a conveying frame screwed to the front and rear sides of the supporting device, an active driving roller mechanism, a flat belt and a driven driving roller mechanism, the active driving roller mechanism is detachably arranged on the front side of the conveying frame located near the right side of the battery clamping device, the driven driving roller mechanism is detachably arranged on the rear side of the conveying frame located away from the left side of the battery clamping device, the flat belt is flatly laid between the active driving roller mechanism and the driven driving roller mechanism along the battery conveying direction, and the active driving roller mechanism and the driven driving roller mechanism are linked and coordinated.

[0008] As a further preferred technical solution of the present invention, the active driving roller mechanism comprises an active driver screwed to the side of the conveying frame, a main driving roller shaft, a main driving roller and a plurality of main bearing seats with rolling bearings, the power shaft of the active driver is connected to the front end of the main driving roller shaft through the main bearing seat arranged on the front side of the conveying frame, the rear end of the main driving roller shaft is inserted into the main bearing seat arranged on the rear side of the conveying frame, the main driving roller is sleeved on the outer side wall of the main driving roller shaft, and one end of the flat belt is rotatably sleeved on the outer side wall of the main driving roller;

[0009] The driven driving roller mechanism includes a driven driving roller shaft, a driven roller and a plurality of auxiliary bearing seats screwed to the front and rear sides of the conveying frame, the front and rear ends of the driven roller shaft are rotatably arranged on the conveying frame through the corresponding auxiliary bearing seats, the driven roller is fixed to the outer side wall of the driven roller shaft, and the other end of the flat belt is rotatably arranged on the outer side wall of the driven roller shaft.

[0010] As a further preferred technical solution of the present invention, it also includes a front guard assembly and a rear guard assembly for protecting the driven drive roller mechanism, the front guard assembly and the rear guard assembly both include a bending plate and a half-frame plate with an assembly hole, the assembly hole is used to embed the auxiliary bearing seat, one end of the bending plate is screwed to the side wall of the conveying frame by a plurality of screws, and the other end is extended in a direction opposite to the battery conveying direction, and the two lateral sides of the half-frame plate are respectively fixed to the bending plate by welding.

[0011] As a further preferred technical solution of the present invention, the bending plate and the half-frame plate are both integral parts made of stainless steel by integral injection molding.

[0012] As a further preferred technical solution of the present invention, it also includes a transition guide device detachably arranged at the front and rear ends of the battery conveyor device, the transition guide device includes a guide frame and a plurality of wheel guide mechanisms arranged at intervals along the front and rear directions, the guide frame includes a frame body having a plurality of guide holes arranged at intervals and a frame plate body extending downward from the front and rear side walls of the frame body, and the frame plate body is fixed to the front and rear side walls of the battery conveyor device by screwing;

[0013] The plurality of wheel guide mechanisms are respectively rotatably embedded in the guide holes along the front-rear direction, and the plurality of wheel guide mechanisms are each composed of a plurality of guide wheels that can roll along the circumferential direction.

[0014] As a further preferred technical solution of the present invention, the guide frame is an integral part made of stainless steel.

[0015] As a further preferred technical solution of the present invention, the battery clamping device includes a square frame, a main clamping mechanism and at least two side clamping mechanisms, wherein the square frame includes a frame body detachably inserted and fixed to the battery conveying device, a left extension plate extending from the top side thereof toward the left direction, and at least two side wall extension plates extending from the left side in the front-to-back direction;

[0016] The main clamping mechanism includes an electric pushing cylinder and a main pressure plate. The base plate of the electric pushing cylinder is welded to the top plane of the left extension plate. The driving part of the electric pushing cylinder is connected to the main pressure plate. The main pressure plate is pressed and matched with the batteries transported by the battery conveying device; the multiple side clamping mechanisms include a pneumatic pushing cylinder and a side pressure plate. The base plate of the pneumatic pushing cylinder is welded to the bottom plane of the side wall extension plate. The active end of the pneumatic pushing cylinder is connected to the side pressure plate. The side pressure plate is symmetrically arranged facing each other with the side pressure plate of another side clamping mechanism. Both of the side pressure plates are pressed and matched with the batteries transported by the battery conveying device.

[0017] As a further preferred technical solution of the present invention, the plurality of automatic rejection mechanisms each include a bending frame, a top rejection assembly and at least two side rejection assemblies, the bending frame including a semi-frame-shaped bending plate with both ends slidably embedded in the guide groove on the front side of the battery conveyor and a bending support plate extending symmetrically from the semi-frame-shaped bending plate in the front and rear directions;

[0018] The top rejection component includes a spring, a main rejection frame plate and a main rejection roller. The top end of the spring is embedded in the top plane of the semi-frame-shaped bent plate, and the lower end is embedded in the top plane of the main rejection frame plate. The front and rear ends of the main rejection roller are rotatably arranged on the main rejection frame plate, and the main rejection roller is used to reject the battery insulation skin conveyed by the battery conveying device; the multiple side rejection components all include a telescopic connecting rod, a side rejection frame and a side rejection wheel. The side rejection frame is connected to the bent support plate through the telescopic connecting rod, and the longitudinal ends of the side rejection wheel are rotatably arranged on the side rejection frame, and the multiple side rejection wheels are used to reject the battery insulation skin conveyed by the battery conveying device.

[0019] As a further preferred technical solution of the present invention, the square aluminum part includes a plurality of longitudinal support rods with universal wheels or support feet, and a plurality of transverse support rods, the two ends of the two transverse support rods located in the front and rear directions are inserted and fixed between the side walls of the two adjacent longitudinal support rods along the left and right directions, the two ends of the two transverse support rods located in the left and right directions are inserted and fixed between the side walls of the two adjacent longitudinal support rods along the front and rear directions, and the two transverse support rods located in the front and rear directions are both arranged above the two transverse support rods located in the left and right directions.

[0020] As described above, the present invention provides a battery insulation skin removal device, which has the following beneficial effects: by setting a linkage between a battery conveying device, a clamping device and a removal device, the battery to be removed from the insulation skin is first placed from the left end of the battery conveying device, and after being conveyed, it is clamped in the front-to-back direction and pressed from the top to the bottom by the battery pressing device, and then the automatic removal device is linked to remove the battery insulation skin from the battery to be removed from the insulation skin. There is no need to manually remove the battery insulation skin one by one as in the prior art, so that the entire process of removing the battery insulation skin is simplified, labor time is saved, and the operation is more automated, thereby having the advantages of making the removal of the insulation skin more efficient and work-efficient, and can meet the needs of high-speed and efficient removal of the battery insulation skin.

[0021] Additional aspects and advantages of the present invention will be given in part in the following description and in part will be obvious from the following description, or will be learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0023] Figure 1 One of the three-dimensional diagrams of a battery insulation skin removal device applied for the present invention;

[0024] Figure 2 for Figure 1 A magnified view of the structure at center A;

[0025] Figure 3 for Figure 1 Side view from the first perspective;

[0026] Figure 4 for Figure 3 Cross-sectional view from the perspective of the middle BB;

[0027] Figure 5 A second perspective view of a battery insulation skin removal device for the present invention;

[0028] Figure 6 for Figure 5 A magnified view of the structure at C in the middle;

[0029] Figure 7 for Figure 5 A magnified view of the structure at D in the middle;

[0030] Figure 8 for Figure 5 Enlarged view of the structure at E in the middle.

[0031] Summary of reference numerals and their descriptions:

[0032] Support device 100;

[0033] A square aluminum member 110; a longitudinal support rod 111; and a plurality of transverse support rods 112;

[0034] Battery transport device 200;

[0035] Conveyor rack 210;

[0036] Active driving roller mechanism 220; active driver 221; main driving roller shaft 222; main driving roller 223; main bearing seat 224;

[0037] Flat belt 230;

[0038] A driven roller mechanism 240; a driving roller shaft 241; a driven roller 242; a secondary bearing seat 243;

[0039] Battery clamping device 300; square frame 310; frame body 311; left extension plate 312; side wall extension plate 313; main clamping mechanism 320; electric push cylinder 321; main pressure plate 322; side clamping mechanism 330; pneumatic push cylinder 331; side pressure plate 332;

[0040] Automatic rejection device 400; automatic rejection mechanism 410; bending frame 420; semi-frame bending plate 421; bending support plate 422;

[0041] Top reject assembly 430; spring 431; main reject frame 432; main reject roller 433; side reject assembly 440; telescopic link 441; side reject frame 442; side reject wheel 443;

[0042] Front protection assembly 500; rear protection assembly 600;

[0043] Bending plate 510; half frame plate 520;

[0044] Transition guide device 700; guide frame 710; frame body 711; frame plate body 712; wheel guide mechanism 720. DETAILED DESCRIPTION

[0045] The following is a description of the implementation of the present invention by means of specific embodiments. Those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification.

[0046] It should be noted that the structures, proportions, sizes, etc. illustrated in the drawings of this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the limiting conditions that the present invention can be implemented, so they have no substantial technical significance. Any modification of the structure, change in the proportional relationship, or adjustment of the size should still fall within the scope of the technical content disclosed by the present invention without affecting the effects that the present invention can produce and the purposes that can be achieved. At the same time, the terms such as "upper", "lower", "left", "right", "middle" and "one" quoted in this specification are only for the convenience of description, and are not used to limit the scope of the implementation of the present invention. The change or adjustment of the relative relationship should also be regarded as the scope of the implementation of the present invention without substantial changes in the technical content. The specific structure can be described with reference to the drawings of the patent application.

[0047] Example 1

[0048] The present invention provides a battery insulation skin removal device, please refer to Figures 1 to 8 As shown, Figure 1The black arrows from left to right in the figure represent the conveying direction of the battery, and the arrow at the lower right corner defines the direction; it includes a supporting device 100 composed of a plurality of square aluminum parts 110 made of aluminum profiles, and the bottom of the supporting device 100 is in contact with the ground for support cooperation; it also includes a battery conveying device 200, a battery pressing device 300 and an automatic rejecting device 400 for removing the battery insulation skin. The battery conveying device 200 is screwed flat on the top plane of the supporting device 100 along the left and right directions of battery conveying, and the battery to be removed from the insulation skin is conveyed from the left end of the battery conveying device 200 to the right end thereof. Movement; the battery clamping device 300 is arranged on the battery conveying device 200, which is used to clamp the battery to be removed from the insulating skin conveyed by the battery conveying device 300 in the front-to-back direction and press from the top to the bottom; the automatic rejection device 400 includes a plurality of automatic rejection mechanisms 410 that can be movably embedded in the front and rear sides of the battery conveying device 200 in parallel with the battery conveying direction, wherein a part of the automatic rejection mechanism 410 is arranged on the left side of the battery clamping device 300, and another part of the automatic rejection mechanism 410 is arranged on the right side of the battery clamping device 300.

[0049] In the above embodiments, please refer to Figures 1 to 5 As shown, the battery conveying device 200 includes a conveying frame 210 screwed to the front and rear sides of the supporting device 100, an active driving roller mechanism 220, a flat belt 230 and a driven driving roller mechanism 240, the active driving roller mechanism 220 is detachably arranged at the front side of the conveying frame 210 located near the right side of the battery clamping device 300, the driven driving roller mechanism 240 is detachably arranged at the rear side of the conveying frame 210 located away from the left side of the battery clamping device 300, the flat belt 230 is flatly arranged between the active driving roller mechanism 220 and the driven driving roller mechanism 240 along the battery conveying direction, and the active driving roller mechanism 220 and the driven driving roller mechanism 240 are linked and coordinated.

[0050] See also Figures 1 to 7 As shown, the active driving roller mechanism 220 includes an active driver 221 screwed to the side of the conveying frame 210, a main driving roller shaft 222, a main driving roller 223 and a plurality of main bearing seats 224 with rolling bearings, the power shaft of the active driver 221 is connected to the front end of the main driving roller shaft 222 through the main bearing seat 224 arranged at the front side of the conveying frame 210, the rear end of the main driving roller shaft 222 is inserted into the main bearing seat 224 arranged at the rear side of the conveying frame 210, the main driving roller 223 is sleeved on the outer side wall of the main driving roller shaft 222, and one end of the flat belt 230 is rotatably sleeved on the outer side wall of the main driving roller 223;

[0051] The driven drive roller mechanism 240 includes a driven roller shaft 241, a driven roller 242 and a plurality of auxiliary bearing seats 243 screwed to the front and rear sides of the conveying frame 210. The front and rear ends of the driven roller shaft 242 are rotatably disposed on the conveying frame 210 through the corresponding auxiliary bearing seats 243. The driven roller 242 is sleeved on the outer side wall of the driven roller shaft 241, and the other end of the flat belt 230 is rotatably sleeved on the outer side wall of the driven roller shaft 242.

[0052] Example 2

[0053] Based on Example 1, please refer to Figure 1 and Figure 5 As shown, since the left side end of the battery conveying device 200 is close to the area where workers work, in order to reduce the impact of debris on the battery conveying device 200, it also includes a front protective component 500 and a rear protective component 600 for protecting the driven drive roller mechanism 240. The front protective component 500 and the rear protective component 600 both include a bending plate 510 and a half-frame plate 520 with an assembly hole (not shown in the figure, all below), and the assembly hole is used to embed the auxiliary bearing seat 243. One end of the bending plate 510 is screwed to the side wall of the conveying frame 210 by a plurality of screws, and the other end is extended in a direction opposite to the battery conveying direction. The two lateral sides of the half-frame plate 520 are fixed to the bending plate 510 by welding. By providing the front protection assembly 500 and the rear protection assembly 600, the driven drive roller mechanism 240 can be effectively shielded. On the one hand, it can avoid jamming caused by debris falling into the driven drive roller mechanism 240 during operation, ensuring that there will be no adverse effects on the battery conveying device 200, thereby ensuring efficient operation; on the other hand, it can eliminate the hidden danger of splashing caused by debris falling into the driven drive roller mechanism 240, ensuring high safety during operation.

[0054] In this embodiment, the bending plate 510 and the half-frame plate 520 are both made of stainless steel and are integrally formed by integral injection molding.

[0055] Example 3

[0056] Based on Example 1, please refer to Figures 1 to 5 As shown, it also includes a transition guide device 700 detachably arranged at the front side end and the rear side end of the battery conveying device 200, the transition guide device 700 includes a guide frame 710 and a plurality of wheel guide mechanisms 720 arranged at intervals along the front and rear directions, the guide frame 710 includes a frame body 711 having a plurality of guide holes arranged at intervals and a frame plate body 712 extending downward from the front and rear side walls of the frame body, and the frame plate body 711 is fixed to the front and rear side walls of the battery conveying device 200 by screwing;

[0057] Multiple groups of wheel guide mechanisms 720 are respectively rotatably nested in the guide holes along the front-back direction, and the multiple groups of wheel guide mechanisms 720 are composed of a plurality of guide wheels that can roll along the circumferential direction. By setting the transition guide device 700, before the operation, a plurality of batteries to be removed from the insulation skin can be placed together on the transition guide device 700. Under the guiding and transporting action of the transition guide device 700, each battery can be transported in the set direction to avoid clutter, which is conducive to more automated and efficient production; and then the transition guide device 700 at the rear side end is equivalent to adding a temporary battery storage area on the one hand, which can expand the temporary storage capacity and facilitate the processing of more batteries at the front side end of the battery conveying device 200; on the other hand, it is convenient to transport the batteries with the insulation skin removed more timely, which can effectively deal with the technical problem of low operation efficiency caused by the battery clustering phenomenon, thereby ensuring high-efficiency operation.

[0058] In this embodiment, the guide frame 710 is an integral piece made of stainless steel.

[0059] See also Figures 1 to 8 As shown, the battery pressing device 300 includes a square frame 310, a main pressing mechanism 320 and at least two side pressing mechanisms 330. The square frame 310 includes a frame body 311 detachably inserted and fixed to the battery conveying device 200, a left extension plate 312 extending from the top side thereof toward the left direction, and at least two side wall extension plates 313 extending from the left side along the front-rear direction.

[0060] The main clamping mechanism 320 includes an electric pushing cylinder 321 and a main pressure plate 322, the base plate of the electric pushing cylinder 321 is welded to the top plane of the left extension plate 312, the driving part of the electric pushing cylinder 321 is connected to the main pressure plate 322, and the main pressure plate 322 is pressed and matched with the batteries transported by the battery conveying device 200; multiple side clamping mechanisms 330 include a pneumatic pushing cylinder 331 and a side pressure plate 332, the base plate of the pneumatic pushing cylinder 331 is welded to the bottom plane of the side wall extension plate 313, the movable end of the pneumatic pushing cylinder 321 is connected to the side pressure plate 332, the side pressure plate 332 is symmetrically arranged facing each other with the side pressure plate 332 of another side clamping mechanism 330, and the two side pressure plates 332 are pressed and matched with the batteries transported by the battery conveying device 200.

[0061] See also Figure 1 , Figures 5 to 7As shown, the multiple automatic rejection mechanisms 410 each include a bending frame 420, a top rejection assembly 430 and at least two side rejection assemblies 440, the bending frame 420 includes a semi-frame-shaped bending plate 421 with two ends slidably embedded in the front guide groove of the battery conveying device 200 and a bending support plate 422 extending symmetrically from the semi-frame-shaped bending plate 421 in the front and rear directions;

[0062] The top rejection component 430 includes a spring 431, a main rejection frame plate 432 and a main rejection roller 433. The top end of the spring 431 is embedded in the top plane of the semi-frame-shaped bent plate 421, and the lower end is embedded in the top plane of the main rejection frame plate 432. The front and rear ends of the main rejection roller 433 are rotatably arranged on the main rejection frame plate 432, and the main rejection roller 433 is used to reject the battery insulation skin conveyed by the battery conveyor 200; the multiple side rejection components 440 each include a telescopic connecting rod 441, a side rejection frame 442 and a side rejection wheel 443. The side rejection frame 442 is connected to the bent support plate 422 through the telescopic connecting rod 441. The longitudinal ends of the side rejection wheel 443 are rotatably arranged on the side rejection frame 442, and the multiple side rejection wheels 443 are used to reject the battery insulation skin conveyed by the battery conveyor 200.

[0063] See also Figure 1 and Figure 5 As shown, the square aluminum part 110 includes a plurality of longitudinal support rods 111 with universal wheels or support legs, and a plurality of transverse support rods 112, the two ends of the two transverse support rods 112 located in the front and rear directions are inserted and fixed between the side walls of the two adjacent longitudinal support rods 111 along the left and right directions, the two ends of the two transverse support rods 112 located in the left and right directions are inserted and fixed between the side walls of the two adjacent longitudinal support rods 111 along the front and rear directions, and the two transverse support rods 112 located in the front and rear directions are both arranged above the two transverse support rods 111 located in the left and right directions.

[0064] When using, please combine Figures 1 to 5As shown, the battery to be removed from the insulating skin can be placed from the left side of the battery conveying device 200, and then transported from the left side of the battery conveying device 200 toward the right side thereof. During this period, the battery clamping device 300 is first linked to realize the clamping in the front-to-back direction and the clamping from the top to the bottom by using the battery clamping device 300, so that the battery to be removed from the insulating skin can be more stably arranged, and the possibility of processing efficiency being reduced due to looseness during the removal operation can be reduced; then the automatic removal device 400 is linked to remove the battery insulating skin from the battery to be removed from the insulating skin, so that the whole operation process can be completed in one go, and there is no need to manually remove the battery insulating skin one by one as in the prior art, so that the whole process of removing the battery insulating skin is simplified, labor-saving, and more automated, thereby having the advantages of making the removal of the insulating skin more efficient and high-efficiency, and can meet the needs of high-speed removal of the battery insulating skin and efficient operation.

[0065] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

Claims

1. A battery insulation skin removal device, comprising a plurality of supporting devices composed of square aluminum parts made of aluminum profiles, wherein the bottom of the supporting device is in contact with the ground for support cooperation; characterized in that: It also includes a battery conveying device, a battery clamping device and an automatic rejection device for removing the insulating skin of the battery. The battery conveying device is screwed flat on the top plane of the support device along the left and right directions of battery conveying, and the battery to be removed from the insulating skin moves from the left end of the battery conveying device to the right end thereof; the battery clamping device is arranged on the battery conveying device, and is used to clamp the battery to be removed from the insulating skin conveyed by the battery conveying device in the front-to-back direction and to press from the top to the bottom; the automatic rejection device includes a plurality of automatic rejection mechanisms that can be movably embedded in the front and rear sides of the battery conveying device in parallel with the battery conveying direction, wherein a part of the automatic rejection mechanisms are arranged on the left side of the battery clamping device, and another part of the automatic rejection mechanisms are arranged on the right side of the battery clamping device.

2. The battery insulation skin removal device according to claim 1, characterized in that: The battery conveying device includes a conveying frame screwed to the front and rear sides of the supporting device, an active driving roller mechanism, a flat belt and a driven driving roller mechanism, the active driving roller mechanism is detachably arranged at the front side of the conveying frame located near the right side of the battery clamping device, the driven driving roller mechanism is detachably arranged at the rear side of the conveying frame located away from the left side of the battery clamping device, the flat belt is flatly laid between the active driving roller mechanism and the driven driving roller mechanism along the battery conveying direction, and the active driving roller mechanism and the driven driving roller mechanism are linked and coordinated.

3. The battery insulation skin removal device according to claim 2, characterized in that: The active driving roller mechanism comprises an active driver screwed to the side of the conveying frame, a main driving roller shaft, a main driving roller and a plurality of main bearing seats with rolling bearings, the power shaft of the active driver is connected to the front end of the main driving roller shaft through the main bearing seat arranged at the front side of the conveying frame, the rear end of the main driving roller shaft is inserted into the main bearing seat arranged at the rear side of the conveying frame, the main driving roller is sleeved on the outer side wall of the main driving roller shaft, and one end of the flat belt is rotatably sleeved on the outer side wall of the main driving roller; The driven driving roller mechanism includes a driven driving roller shaft, a driven roller and a plurality of auxiliary bearing seats screwed to the front and rear sides of the conveying frame, the front and rear ends of the driven roller shaft are rotatably arranged on the conveying frame through the corresponding auxiliary bearing seats, the driven roller is fixed to the outer side wall of the driven roller shaft, and the other end of the flat belt is rotatably arranged on the outer side wall of the driven roller shaft.

4. The battery insulation skin removal device according to claim 3 is characterized in that: It also includes a front guard assembly and a rear guard assembly for protecting the driven drive roller mechanism, and the front guard assembly and the rear guard assembly both include a bending plate and a half-frame plate with an assembly hole, and the assembly hole is used to embed the auxiliary bearing seat, one end of the bending plate is screwed to the side wall of the conveying frame by a plurality of screws, and the other end is extended in a direction opposite to the battery conveying direction, and the two lateral sides of the half-frame plate are respectively fixed to the bending plate by welding.

5. The battery insulation skin removal device according to claim 4, characterized in that: The bending plate and the half frame plate are both made of stainless steel and are integrally formed by integral injection molding.

6. The battery insulation skin removal device according to claim 1, characterized in that: It also includes a transition guide device detachably arranged at the front and rear ends of the battery conveyor device, the transition guide device includes a guide frame and a plurality of wheel guide mechanisms arranged at intervals along the front and rear directions, the guide frame includes a frame body having a plurality of guide holes arranged at intervals and a frame plate body extending downward from the front and rear side walls of the frame body, and the frame plate body is fixed to the front and rear side walls of the battery conveyor device by screwing; The plurality of wheel guide mechanisms are respectively rotatably embedded in the guide holes along the front-rear direction, and the plurality of wheel guide mechanisms are each composed of a plurality of guide wheels that can roll along the circumferential direction.

7. The battery insulation skin removal device according to claim 6, characterized in that: The guide frame is an integral part made of stainless steel.

8. A battery insulation skin removal device according to any one of claims 1 to 7, characterized in that: The battery clamping device comprises a square frame, a main clamping mechanism and at least two side clamping mechanisms, wherein the square frame comprises a frame body detachably inserted and fixed to the battery conveying device, a left extension plate extending from the top side thereof toward the left direction and at least two side wall extension plates extending from the left side along the front-rear direction; The main clamping mechanism includes an electric pushing cylinder and a main pressure plate. The base plate of the electric pushing cylinder is welded to the top plane of the left extension plate. The driving part of the electric pushing cylinder is connected to the main pressure plate. The main pressure plate is pressed and matched with the batteries transported by the battery conveying device; the multiple side clamping mechanisms include a pneumatic pushing cylinder and a side pressure plate. The base plate of the pneumatic pushing cylinder is welded to the bottom plane of the side wall extension plate. The active end of the pneumatic pushing cylinder is connected to the side pressure plate. The side pressure plate is symmetrically arranged facing each other with the side pressure plate of another side clamping mechanism. Both of the side pressure plates are pressed and matched with the batteries transported by the battery conveying device.

9. A battery insulation skin removal device according to any one of claims 1 to 7, characterized in that: The plurality of automatic rejection mechanisms each include a bending frame, a top rejection assembly, and at least two side rejection assemblies, wherein the bending frame includes a semi-frame-shaped bending plate with two ends slidably embedded in the guide groove on the front side of the battery conveyor device, and a bending support plate extending symmetrically from the semi-frame-shaped bending plate in the front and rear directions; The top rejection component includes a spring, a main rejection frame plate and a main rejection roller. The top end of the spring is embedded in the top plane of the semi-frame-shaped bent plate, and the lower end is embedded in the top plane of the main rejection frame plate. The front and rear ends of the main rejection roller are rotatably arranged on the main rejection frame plate, and the main rejection roller is used to reject the battery insulation skin conveyed by the battery conveying device; the multiple side rejection components all include a telescopic connecting rod, a side rejection frame and a side rejection wheel. The side rejection frame is connected to the bent support plate through the telescopic connecting rod, and the longitudinal ends of the side rejection wheel are rotatably arranged on the side rejection frame, and the multiple side rejection wheels are used to reject the battery insulation skin conveyed by the battery conveying device.

10. A battery insulation skin removal device according to any one of claims 1 to 7, characterized in that: The square aluminum part includes a plurality of longitudinal support rods with universal wheels or support feet, and a plurality of transverse support rods. The two ends of the two transverse support rods located in the front and rear directions are inserted and fixed between the side walls of the two adjacent longitudinal support rods along the left and right directions. The two ends of the two transverse support rods located in the left and right directions are inserted and fixed between the side walls of the two adjacent longitudinal support rods along the front and rear directions. The two transverse support rods located in the front and rear directions are both arranged above the two transverse support rods located in the left and right directions.

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