CN210325995U - Battery core film stripping device - Google Patents

Abstract

The utility model belongs to the technical field of battery manufacturing equipment, in particular to an electric core membrane stripping device, which comprises a conveying mechanism, a feeding mechanism, a membrane cutting mechanism and a membrane stripping mechanism, wherein the conveying mechanism is used for conveying an electric core along a preset direction; the feeding mechanism is used for placing the battery cell sleeved with the protective film on the conveying mechanism; the film scratching mechanism is used for scratching a protective film of the battery cell on the conveying mechanism; the film stripping mechanism is used for stripping the protective film from the battery cell; the feeding mechanism, the film scratching mechanism and the film peeling mechanism are sequentially arranged along the conveying direction of the conveying mechanism. The utility model discloses a membrane device is shelled to electric core through feed mechanism, conveying mechanism, draw membrane mechanism and shell the mutual coordination work of membrane mechanism, can realize the mechanized operation of electric core film operation, has improved electric core and has shelled membrane production efficiency, has reduced the cost of electric core production preparation, and need not personnel's operation, has also avoided the damage to electric core among the personnel's operation process, has improved the qualification rate of electric core.

Description

Battery core film stripping device

Technical Field

The utility model belongs to the technical field of battery manufacture equipment, especially, relate to an electricity core shells membrane device.

Background

The cylindrical lithium ion battery is widely applied to products such as cameras, remote controllers or alarm clocks, and benefits our lives. In the production process of the cylindrical lithium battery cell, the original protective film needs to be peeled off and the film needs to be sleeved again; at present, however, the film peeling operation of the cylindrical lithium battery cell generally depends on manual film peeling, the manual film peeling generally adopts a method of cutting the protective film on the surface of the battery cell by a blade and then peeling the protective film, the method not only has high labor intensity of personnel operation, but also has low production efficiency, and the manufacturing cost of the battery cell is greatly increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a membrane device is shelled to electric core aims at solving the electric core among the prior art and shells the membrane and adopt the manual work to shell the membrane mode and lead to the technical problem that production efficiency is low.

In order to achieve the above object, the utility model adopts the following technical scheme: a battery core membrane stripping device comprises a membrane stripping device,

the conveying mechanism is used for conveying the battery cell along a preset direction;

the feeding mechanism is used for placing the battery cell sleeved with the protective film on the conveying mechanism;

the film scratching mechanism is used for scratching a protective film of the battery cell on the conveying mechanism;

the film stripping mechanism is used for stripping the protective film from the battery cell;

the feeding mechanism, the film scratching mechanism and the film peeling mechanism are sequentially arranged along the conveying direction of the conveying mechanism.

Optionally, the film scribing mechanism includes a laser cutting assembly and a rotary driving assembly, the laser cutting assembly is disposed above the conveying mechanism, and the rotary driving assembly is disposed on a side portion of the conveying mechanism and used for driving a battery cell on the conveying mechanism to rotate so that the laser cutting assembly scribes the protective film along the circumference of the battery cell.

Optionally, the laser cutting assembly comprises a laser emitter for emitting a laser line extending along the axis of the cell and emitting a laser line extending along an axis perpendicular to the cell.

Optionally, the rotation driving assembly includes a first mounting seat, a second mounting seat, a first motor, a second motor, a first cylinder, a second cylinder, a first rotation connecting rod and a second rotation connecting rod, a driving end of the first cylinder and a driving end of the second cylinder are respectively opposite to two opposite sides of the conveying mechanism, the driving end of the first cylinder and the driving end of the second cylinder are respectively connected with the first mounting seat and the second mounting seat, the first rotation connecting rod is rotatably installed on the first mounting seat, the second rotation connecting rod is rotatably installed on the second mounting seat, an end portion of the first rotation connecting rod close to the conveying mechanism and an end portion of the second rotation connecting rod close to the conveying mechanism are respectively arranged opposite to two ends of the battery cell and used for respectively abutting against two ends of the battery cell to clamp the battery cell, and an output shaft of the first motor and an output shaft of the second motor respectively face away from the first rotation connecting rod to the conveying mechanism The end of the mechanism is connected with the end of the second rotary connecting rod back to the conveying mechanism.

Optionally, the film peeling mechanism includes a first pushing assembly, a second pushing assembly, a first clamping assembly and a second clamping assembly, the first clamping assembly and the second clamping assembly are respectively disposed on two opposite sides of the conveying mechanism, the first clamping assembly and the second clamping assembly are both used for clamping the end portion of the battery cell wrapped with the protective film, and the first pushing assembly is respectively located on the side of the first clamping assembly, which is opposite to the conveying mechanism, and is respectively used for pushing out the battery cell in the first clamping assembly; the second pushing assemblies are respectively located on the sides, back to the conveying mechanism, of the second clamping assemblies and are respectively used for pushing out the battery cores in the second clamping assemblies.

Optionally, the first clamping assembly and the second clamping assembly both include a pressing block, a lower pressing block and a lifting cylinder, the driving end of the lifting cylinder faces towards the lower pressing block, the driving end of the lifting cylinder is connected with the upper pressing block, a lower semicircular groove used for placing the battery cell is arranged on the upper end face of the lower pressing block, an upper semicircular groove used for being matched with the lower semicircular groove is arranged on the lower end face of the upper pressing block, and the upper semicircular groove is opposite to the lower semicircular groove and faces away from the end portion of the conveying mechanism so as to clamp the end portion of the battery cell.

Optionally, the first pushing assembly and the second pushing assembly both include a push rod and a push rod cylinder, and a driving end of the push rod cylinder is connected with one end of the push rod and is used for driving the other end of the push rod to extend into or penetrate between the upper pressing block and the lower pressing block so as to push the battery cell out of the lower pressing block.

Optionally, a waste material box is arranged below the lower pressing block, and the upper pressing block and the lower pressing block are respectively provided with an air hole for blowing the peeled protective film into the waste material box.

Optionally, the feeding mechanism includes a hopper, a rotating wheel and a rotating motor, the hopper is located above the conveying mechanism and used for loading the battery cells, the rotating wheel is installed at a discharge position of the hopper and located above the conveying mechanism, and an output shaft of the rotating motor is connected with the rotating wheel and used for driving the rotating wheel to rotate.

Optionally, conveying mechanism includes work platform, two sprockets, sprocket motor and the chain that is used for carrying electric core, two the sprocket rotate install in work platform is last and parallel interval sets up, the chain is around locating two on the sprocket, the output shaft of sprocket motor with one of them the sprocket is connected and is used for driving the sprocket rotates.

The utility model provides an above-mentioned one or more technical scheme in the membrane device is shelled to electric core has one of following technological effect at least: during operation, feed mechanism places the electric core that the cover was equipped with the protection film in proper order and carries on the conveying mechanism, when the electric core that the cover was equipped with the protection film carries the mechanism department of drawing the membrane, draw behind the protection film on the electric core of membrane mechanism division, when conveying mechanism continues to carry the mechanism department of peeling off the membrane with the motor of drawing the protection film, it peels off the protection film of drawing off from electric core to peel off the mechanism of peeling off the membrane, thus, can realize the mechanized operation of electric core film operation, the electric core production efficiency of peeling off the membrane has been improved, the cost of electric core production preparation has been reduced, and need not personnel's operation, also avoided the damage to electric core in the personnel operation process, the qualification rate of electric core.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural diagram of a battery cell membrane peeling device provided by an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a hidden hopper cover plate of a battery cell film stripping device provided by the embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a conveying mechanism and a rotary driving assembly of a cell membrane peeling device provided by an embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a rotation driving assembly located on one side of the conveying mechanism of the battery cell membrane peeling device provided by the embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a first pushing assembly and a first clamping assembly (or a second pushing assembly and a second clamping assembly) of a battery cell membrane peeling device provided in an embodiment of the present invention.

Fig. 6 is an exploded view of a first pushing assembly and a first clamping assembly (or a second pushing assembly and a second clamping assembly) of a battery cell membrane peeling device provided in an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

10-conveying mechanism 11-working platform 12-chain wheel

13-sprocket motor 14-chain 20-feeding mechanism

21-hopper 22-rotating wheel 30-film cutting mechanism

31-laser cutting assembly 32-rotary driving assembly 40-battery core

50-film stripping mechanism 51-first pushing component 52-second pushing component

53-first clamping assembly 54-second clamping assembly 141-chain link

142-clamping plate 321-first mounting seat 322-second mounting seat

323-first electric machine 324-second electric machine 325-first cylinder

326-second cylinder 327-first rotating connecting rod 328-second rotating connecting rod

511-push rod 512-third mounting base 513-second sliding block

514-second slide rail 531-upper press block 532-lower press block

533-mounting rack 534-guide rod 535-sliding sleeve

536-waste box 537-mounting plate 1420-clamping groove

3211, first slide rail 3231, synchronous belt 3232, synchronous wheel

5311 lower semi-circular groove 5321 upper semi-circular groove 5371 through hole.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to fig. 1-6 are exemplary and intended to be used to illustrate the invention, but should not be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1 to 6, in an embodiment of the present invention, a battery cell membrane peeling device is provided, including:

the conveying mechanism 10 is used for conveying the battery cell 40 along a preset direction;

the feeding mechanism 20 is used for placing the battery cell 40 sleeved with the protective film on the conveying mechanism 10;

the film scratching mechanism 30 is used for scratching a protective film of the battery cell 40 on the conveying mechanism 10;

a film peeling mechanism 50, configured to peel off the protective film from the battery cell 40;

the feeding mechanism 20, the film cutting mechanism 30 and the film peeling mechanism 50 are sequentially arranged along the conveying direction of the conveying mechanism 10.

Specifically, the utility model discloses a membrane device is shelled to electric core, in operation, feed mechanism 20 places the electric core 40 that the cover was equipped with the protection film in proper order and carries on conveying mechanism 10, when the electric core 40 that the cover was equipped with the protection film carries and draws membrane mechanism 30 department, draw behind the protection film on the electric core 40 of membrane mechanism 30 division, conveying mechanism 10 will draw when the motor of protection film continues to carry and peels off membrane mechanism 50 department, it peels off the protection film of drawing off from electric core 40 to peel off membrane mechanism 50, thus, can realize the mechanized operation of electric core 40 film operation, electric core 40 membrane production efficiency is shelled to having improved, the cost of electric core 40 production preparation has been reduced, and need not personnel's operation, also avoided the damage to electric core 40 among the personnel's the operation process, the qualification rate of electric core 40 has been improved.

The utility model discloses in the membrane operation is shelled to electric core membrane stripping device is applicable to electric core 40, especially cylinder electricity core 40. For example, the film stripping operation may also be performed on the battery cells 40 such as the button battery cell 40, the new energy battery cell 40, and the solar battery cell 40.

In another embodiment of the present invention, referring to fig. 1 and fig. 2, the conveying mechanism 10 of the electrical core membrane peeling device provided includes a working platform 11, two chain wheels 12, a chain wheel motor 13 and a chain 14 for conveying the electrical core 40, the two chain wheels 12 are rotatably installed on the working platform 11 and are arranged in parallel at intervals, the chain 14 is wound on the two chain wheels 12, and an output shaft of the chain wheel motor 13 is connected with one of the chain wheels 12 and is used for driving the chain wheel 12 to rotate. Sprocket motor 13 drives one of them sprocket 12 and rotates to drive chain 14 and remove, and then send into electric core 40 in proper order and draw membrane mechanism 30 department and shell membrane mechanism 50 department, work platform 11 is the installation base member of sprocket 12 and chain 14, and work platform 11 also can be feed mechanism 20, draw membrane mechanism 30 and shell the installation base member of membrane mechanism 50.

Further, referring to fig. 2, each link 141 of the chain 14 is provided with a clamping plate 142, a clamping groove is formed between adjacent clamping plates 142, and the battery cell 40 is located in the clamping groove 1420, so that the battery cell 40 does not move during the rotation of the chain 14, and the subsequent film scribing mechanism 30 and the film peeling mechanism 50 can accurately scribe and peel off the protective film on the battery cell 40.

In another embodiment of the present invention, referring to fig. 1 and fig. 3, the film cutting mechanism 30 of the electrical core film peeling device provided includes a laser cutting assembly 31 and a rotary driving assembly 32, the laser cutting assembly 31 is disposed above the conveying mechanism 10, and the rotary driving assembly 32 is disposed on a lateral portion of the conveying mechanism 10 and used for driving the electrical core 40 on the conveying mechanism 10 to rotate so that the laser cutting assembly 31 cuts the protective film along the circumference of the electrical core 40. When conveying mechanism 10 carries the below of laser cutting subassembly 31 with the electric core 40 that the cover was equipped with the protection film, start laser cutting subassembly 31, laser cutting subassembly 31 sends laser irradiation on the protection film on electric core 40, in order to carve the protection film on electric core 40, at this in-process, rotary drive subassembly 32 presss from both sides tight electric core 40 and drives electric core 40 and carries out 360 rotations, so laser is equivalent to around electric core 40 a whole circle, can cut off the protection film outside electric core 40 completely, make follow-up shell membrane easy operation, time saving and labor saving.

In this embodiment, the protective film on the battery cell 40 is cut by laser, and the protective film can be scratched by laser, but the surface of the battery cell 40 cannot be scratched, so that the damage to the battery cell 40 can be completely avoided.

In another embodiment of the present invention, the laser cutting assembly 31 of the electrical core stripping device provided comprises a laser transmitter, which is used for emitting a laser line extending along the axis of the electrical core 40 and emitting a laser line extending along the axis perpendicular to the electrical core 40. The laser line that the axis of the perpendicular to electricity core 40 that laser emitter launched extends, can cut a plurality of electricity cores 40 simultaneously like this, electricity core 40 is at the pivoted in-process simultaneously, also can be with the protection film on electricity core 40 along the circumferencial direction of electricity core 40 completely the scratch, the laser line that the axis of electricity core 40 that laser emitter launches extends can vertically scratch the protection film on electricity core 40, the scratch department of protection film is the cross form, the protection film peels off from electricity core 40 more easily, improve subsequent membrane efficiency of peeling off, thereby can improve production efficiency effectively.

Specifically, when the below of laser emitter is carried to electric core 40 that the cover was equipped with the protection film, the laser line that extends along electric core 40 axis that laser emitter launches carries out vertical cutting to the protection film, after vertical cutting is accomplished, laser emitter stops the laser line that extends along electric core 40 axis that launches, then, after isoelectric core 40 rotated 180, the laser line that extends along electric core 40 axis that laser emitter launches, vertical cutting is carried out to the reverse side of electric core 40, and at electric core 40 pivoted in-process, laser emitter can launch the laser line that extends along electric core 40 axis always, can transversely cut off the protection film on electric core 40 completely like this, so that follow-up membrane stripping operation.

In another embodiment of the present invention, referring to fig. 1, 3 and 4, the rotation driving assembly 32 of the electrical core membrane peeling device provided includes a first mounting seat 321, a second mounting seat 322, a first motor 323, a second motor 324, a first cylinder 325, a second cylinder 326, a first rotation connecting rod 327 and a second rotation connecting rod 328, wherein the driving end of the first cylinder 325 and the driving end of the second cylinder 326 respectively face opposite sides of the conveying mechanism 10, the driving end of the first cylinder 325 and the driving end of the second cylinder 326 are respectively connected to the first mounting seat 321 and the second mounting seat 322, the first rotation connecting rod 327 is rotatably mounted on the first mounting seat 321, the second rotation connecting rod 328 is rotatably mounted on the second mounting seat 322, the end of the first rotation connecting rod 327 close to the conveying mechanism 10 and the end of the second rotation connecting rod 328 close to the conveying mechanism 10 are respectively disposed and used for respectively abutting against two ends of the electrical core 40 to clamp the electrical core 40, an output shaft of the first motor 323 and an output shaft of the second motor 324 are connected to an end of the first rotating connecting rod 327 facing away from the conveying mechanism 10 and an end of the second rotating connecting rod 328 facing away from the conveying mechanism 10, respectively.

Specifically, the piston rod of the first cylinder 325 and the piston rod of the second cylinder 326 extend out relatively, so as to drive the first mounting seat 321 and the second mounting seat 322 to slide relatively, the first rotating connecting rod 327 mounted on the first mounting seat 321 and the second rotating connecting rod 328 mounted on the first mounting seat 321 are respectively abutted on the end face of the battery cell 40 and clamp the battery cell 40, then, the first motor 323 and the second motor 324 are simultaneously started, the first rotating connecting rod 327 and the second rotating connecting rod 328 are respectively driven to rotate in the same direction, so as to drive the battery cell 40 clamped between the first rotating connecting rod 327 and the second rotating connecting rod 328 to rotate, so that the rotation of the battery cell 40 can be realized, and the light emitted by the laser emitter can cut off the protective film on the battery cell 40.

In this embodiment, the lower portion of the first mounting seat 321 and the lower portion of the second mounting seat 322 are both provided with a first slider (not shown), the working platform 11 of the conveying mechanism 10 is provided with a first slide rail 3211 slidably connected to the first slider, the first mounting seat 321 and the second mounting seat 322 slide under the guiding action of the corresponding first slider and the corresponding first slide rail 3211, so as to ensure that the first rotating connecting rod 327 and the second rotating connecting rod 328 can accurately clamp the battery cell 40.

In this embodiment, the number of the first rotating connecting rods 327 is plural, the number of the first rotating connecting rods 327 may be two, three or more, each first rotating connecting rod 327 is rotatably installed on the first installation seat 321, each first rotating connecting rod 327 is uniformly spaced, similarly, the number of the second rotating connecting rods 328 is plural, the number of the second rotating connecting rods 328 is two, three or more, each second rotating connecting rod 328 is rotatably installed on the second installation seat 322, each second rotating connecting rod 328 is uniformly spaced, and each first rotating connecting rod 327 and each second rotating connecting rod 328 are correspondingly arranged one by one, so that when the first cylinder 325 and the second cylinder 326 push the first installation seat 321 and the second installation seat 322 to slide relatively, each first rotating connecting rod 327 and each second rotating connecting rod 328 can clamp one battery cell 40 respectively, can press from both sides a plurality of electric cores 40 simultaneously like this tightly, then, all connect through hold-in range 3231 and synchronizing wheel 3232 between each first swivelling joint pole 327 and between each second swivelling joint pole 328, the output shaft of first motor 323 only need rotate with one of them first swivelling joint pole 327 like this, and in the same way, the output shaft of second motor 324 only needs to rotate with one of them second swivelling joint pole 328, just can drive a plurality of electric cores 40 and rotate simultaneously to improve production efficiency greatly.

Further, laser emitter can launch a plurality of parallel intervals and set up the laser line that extends along electric core 40 axis, and the quantity of this laser line sets up with first rotating connecting rod 327's quantity one-to-one, can cut the protection film on a plurality of electric cores 40 simultaneously like this, improves and draws membrane efficiency, further improves production efficiency. A plurality of laser transmitters can also be arranged, each laser transmitter can only emit one laser line or a plurality of laser lines, and the number of the laser lines only needs to be corresponding to the number of the first rotating connecting rods 327, so that the cutting requirements of the protective films on the plurality of battery cells 40 can be met, and the production efficiency is improved; the number of the first rotating connecting rods 327, the number of the second rotating connecting rods 328 and the number of the laser emitters can be selected according to actual needs.

In another embodiment of the present invention, referring to fig. 1, 5 and 6, the film peeling mechanism 50 of the electrical core film peeling device provided includes a first pushing component 51, a second pushing component 52, a first clamping component 53 and a second clamping component 54, the first clamping component 53 and the second clamping component 54 are respectively disposed on two opposite sides of the conveying mechanism 10, the first clamping component 53 and the second clamping component 54 are both used for clamping the end of the electrical core 40 wrapped with the protective film, the first pushing component 51 is respectively located on the side of the first clamping component 53 opposite to the conveying mechanism 10 and is respectively used for pushing out the electrical core 40 in the first clamping component 53; the second pushing assemblies 52 are respectively located at the sides of the second clamping assemblies 54 facing away from the conveying mechanism 10 and are respectively used for pushing out the battery cells 40 in the second clamping assemblies 54. The conveying mechanism 10 conveys the cut-out battery cell 40 with the protective film to the film peeling mechanism 50, the first film pushing assembly pushes the battery cell 40 into the second clamping assembly 54, then the second clamping assembly 54 clamps the end part of the cut-out battery cell 40 with the protective film, then the second film pushing assembly pushes the battery cell 40 of the second clamping assembly 54 into the first clamping assembly 53, at this time, the protective film is cut off from the transverse cutting and the longitudinal cutting, the protective film on one end of the battery cell 40 clamped by the second clamping assembly 54 peels off, then the first clamping assembly 53 clamps the end part of the battery cell 40 without the protective film peeled off, then the first pushing assembly 51 pushes the battery cell 40 in the first clamping assembly 53 onto the conveying mechanism 10, at this time, the protective film on the other end of the battery cell 40 clamped by the first clamping assembly 53 peels off, and thus, the film peeling operation of the battery cell 40 is completed, finally, the conveying mechanism 10 conveys the battery cell 40 subjected to the film stripping operation to the next process.

In another embodiment of the present invention, referring to fig. 1, fig. 5 and fig. 6, the first clamping assembly 53 and the second clamping assembly 54 of the electrical core membrane peeling device provided include an upper pressing block 531, a lower pressing block 532 and a lifting cylinder (not shown), the driving end of the lifting cylinder faces the lower pressing block 532, the driving end of the lifting cylinder is connected to the upper pressing block 531, the upper end face of the lower pressing block 532 is provided with a lower semicircular groove 5311 for placing the electrical core 40, the lower end face of the upper pressing block 531 is provided with an upper semicircular groove 5321 adapted to the lower semicircular groove 5311, and the upper semicircular groove 5321 is just opposite to the end of the lower semicircular groove 5311 facing away from the conveying mechanism 10 to clamp the end of the electrical core 40. The first pushing assembly 51 or the second pushing assembly 52 pushes the battery cell 40 with the protective film cut open into the lower semicircular groove 5311 of the lower pressing block 532, the lifting cylinder is started, the piston rod of the lifting cylinder pushes the upper pressing block 531 to the lower pressing block 532, and the end of the battery cell 40 is clamped through the upper semicircular groove 5321 of the upper pressing block 531 and the lower semicircular groove 5311 of the lower pressing block 532.

Further, the lower semicircular groove 5311 can accommodate the whole battery cell 40, and when the first pushing assembly 51 or the second pushing assembly 52 pushes the battery cell 40 into the lower semicircular groove 5311, the battery cell 40 can be stably accommodated in the lower semicircular groove 5311, so that when the lower pressing block 532 is pressed down, the battery cell 40 is not clamped and deformed, or even damaged, the battery cell 40; the laser emitter transversely cuts the protective film at the middle position of the battery cell 40 generally, the upper semicircular groove 5321 is arranged right opposite to the end part of the lower semicircular groove 5311, which is back to the conveying mechanism 10, and the arrangement of the components can ensure that the lower pressing block 532 and the upper pressing block 531 can clamp the end part of the battery cell 40, on one hand, the transversely cut part on the protective film can not be clamped between the lower pressing block 532 and the upper pressing block 531, so when the first pushing assembly 51 or the second pushing assembly 52 pushes the battery cell 40 out, the protective film on the battery cell 40 is easier to peel off, and the film peeling operation is simpler and more reliable.

Furthermore, the number of the lower pressing blocks 532 is multiple, a lower semicircular groove 5311 is formed in the lower pressing block 532, the lower pressing blocks 532 are sequentially and uniformly arranged at intervals along the conveying direction of the conveying mechanism 10, a plurality of upper semicircular grooves 5321 are formed in the upper pressing block 531, each upper semicircular groove 5321 and each lower semicircular groove 5311 are arranged in a one-to-one correspondence manner, the upper pressing block 531 and the lower pressing block 532 can simultaneously press a plurality of battery cells 40, so that the film stripping operation of the battery cells 40 can be simultaneously performed, and the production efficiency is further increased.

In this embodiment, the mounting bracket 533 which is erected above the upper pressing block 531 is disposed on the working platform 11, the cylinder body of the lifting cylinder is mounted on the mounting bracket 533, the upper pressing block 531 is provided with a guide rod 534 which is vertically disposed, the mounting bracket 533 is provided with a sliding sleeve 535, the guide rod 534 is disposed in the sliding sleeve 535 in a penetrating manner, when the piston rod of the lifting cylinder drives the upper pressing block 531 to move up and down, the guide rod 534 slides in the sliding sleeve 535 and plays a guiding role, so that the upper semicircular groove 5321 of the upper pressing block 531 can be accurately abutted to the lower semicircular groove 5311 of the lower pressing block 532, and the upper semicircular groove 5321 is prevented from being misaligned to the electrical core 40 and being damaged due to deformation.

In another embodiment of the present invention, referring to fig. 1, fig. 5 and fig. 6, the first pushing assembly 51 and the second pushing assembly 52 of the battery cell membrane peeling device provided include a push rod 511 and a push rod cylinder (not shown), and the driving end of the push rod cylinder is connected to one end of the push rod 511 and is used for driving the other end of the push rod 511 to extend into or pass between the upper pressing block 531 and the lower pressing block 532 so as to push the battery cell 40 out of the lower pressing block 532.

Specifically, the conveying mechanism 10 conveys the electrical core 40 with the cut-out protective film to the film peeling mechanism 50, the push rod cylinder of the first push membrane assembly is started, the piston rod of the push rod cylinder of the first push membrane assembly extends out to drive the push rod 511 connected together to pass through the lower semicircular groove 5311 on the lower pressing block 532 of the first clamping assembly 53, then the electrical core 40 on the conveying mechanism 10 is pushed into the lower semicircular groove 5311 of the lower pressing block 532 of the second clamping assembly 54, then, the lifting cylinder in the second clamping assembly 54 is started, the piston rod of the lifting cylinder in the second clamping assembly 54 extends out to drive the upper pressing block 531 connected together to descend until the upper pressing block 531 and the lower pressing block 532 clamp one end of the electrical core 40, the push rod cylinder of the second push membrane assembly is started, the piston rod of the push rod cylinder of the second push membrane assembly extends out to drive the push rod 511 connected together to push the electrical core 40 to pass through the lower semicircular groove 5311 on the lower pressing block 532 of the second clamping assembly 54, until the protective film is cut off from the transverse cutting and the longitudinal cutting in the lower semicircular groove 5311 on the lower pressing block 532 of the first clamping assembly 53, the protective film on one end of the battery cell 40 pressed by the upper pressing block 531 and the lower pressing block 532 of the second clamping assembly 54 is peeled off, then the lifting cylinder in the first clamping assembly 53 is started, the piston rod of the lifting cylinder in the first clamping assembly 53 extends out to drive the upper pressing block 531 connected with the piston rod to descend until the upper pressing block 531 and the lower pressing block 532 clamp the other end of the battery cell 40, the push rod cylinder of the first push membrane assembly is started, the piston rod of the push rod cylinder of the first push membrane assembly extends out to drive the push rod 511 connected with the piston rod to push the battery cell 40 to pass through the lower semicircular groove 5311 on the lower pressing block 532 of the first clamping assembly 53 until the battery cell 40 is pushed into the conveying mechanism 10, at this time, the protective film on the other end of the battery cell 40 clamped by the first clamping assembly 53 is peeled, thus, the film peeling operation of the battery cell 40 is completed, and finally, the conveying mechanism 10 conveys the battery cell 40, on which the film peeling operation is completed, to the next process.

Further, the first pushing assembly 51 and the second pushing assembly 52 both include a third mounting base 512, the number of the push rods 511 is plural, each push rod 511 is fixedly mounted on the third mounting base 512 at intervals in parallel, a piston rod of the push rod cylinder is connected with the third mounting base 512, and the number of the push rods 511 and the number of the pressing blocks 532 are arranged in a one-to-one correspondence manner, so that the push rod cylinder is started, the plurality of push rods 511 can be pushed out simultaneously, thereby realizing the simultaneous film stripping operation of the plurality of battery cells 40, and improving the film stripping efficiency of the battery cell film stripping device.

In another embodiment of the present invention, referring to fig. 5 and 6, a waste material box 536 is disposed below the lower pressing block 532 of the cell membrane peeling device, and the upper pressing block 531 and the lower pressing block 532 are both provided with air holes for blowing the peeled protective membrane into the waste material box 536. The gas sprayed from the gas holes blows the protective film peeled from the battery cell 40 in the lower semicircular groove 5311 and the upper semicircular groove 5321 into the waste material box 536, so that the protective film peeled from the battery cell 40 can be cleaned out of the lower semicircular groove 5311 and the upper semicircular groove 5321 in time, and the peeled protective film is prevented from staying in the lower semicircular groove 5311 and the upper semicircular groove 5321 to influence the subsequent film peeling operation; the waste bin 536 may collect the stripped protective film to facilitate subsequent cleaning of the protective film.

Wherein, the gas hole (not shown) is connected with a gas storage tank or a fan through a pipeline, and the gas is sprayed out from the gas hole through the gas storage tank or the fan, so as to blow away the peeled protective film.

Furthermore, a mounting plate 537 is arranged below the mounting frame 533, the lower pressing block 532 is fixedly mounted on the mounting plate 537, a through hole 5371 is arranged on the mounting plate 537, the through hole 5371 is positioned between the lower pressing block 532 and the third mounting seat 512, a waste material box 536 is arranged below the through hole 5371, and after the air holes bump air to blow the peeled protective film into the through hole 5371, the peeled protective film automatically falls into the waste material box 536 to be collected.

Further, a second sliding block 513 is arranged at the bottom of the third mounting seat 512, a second sliding rail 514 is arranged on the mounting plate 537, the second sliding block 513 is slidably mounted on the second sliding rail 514, and under the guiding action of the second sliding block 513 and the second sliding rail 514, each push rod 511 can accurately align to the corresponding lower semicircular groove 5311 on the lower pressing block 532, so that the lower semicircular groove 5311 is accurately pushed out, and the electric core 40 is prevented from being damaged due to the inclination of the push rod 511.

In another embodiment of the present invention, referring to fig. 2, a feeding mechanism 20 of the electrical core membrane peeling device is provided, which includes a hopper 21, a rotating wheel 22 and a rotating motor, wherein the hopper 21 is located above the conveying mechanism 10 and used for loading the electrical core 40, the rotating wheel 22 is installed at the discharging position of the hopper 21 and located above the conveying mechanism 10, and an output shaft of the rotating motor is connected with the rotating wheel 22 and used for driving the rotating wheel 22 to rotate. The rotating motor drives the rotating wheel 22 to rotate, and the battery cores 40 in the hopper 21 are sequentially clamped into a gap between two gear teeth of the rotating wheel 22, and along with the rotation of the rotating wheel 22, the battery cores 40 are sequentially dropped into the clamping grooves 1420 of the chains 14 on the conveying mechanism 10 one by one.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. The utility model provides a membrane device is shelled to electricity core which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

the conveying mechanism is used for conveying the battery cell along a preset direction;

the feeding mechanism is used for placing the battery cell sleeved with the protective film on the conveying mechanism;

the film scratching mechanism is used for scratching a protective film of the battery cell on the conveying mechanism;

the film stripping mechanism is used for stripping the protective film from the battery cell;

the feeding mechanism, the film scratching mechanism and the film peeling mechanism are sequentially arranged along the conveying direction of the conveying mechanism.

2. The cell membrane stripping device according to claim 1, characterized in that: the film scratching mechanism comprises a laser cutting assembly and a rotary driving assembly, the laser cutting assembly is arranged above the conveying mechanism, and the rotary driving assembly is arranged on the side portion of the conveying mechanism and used for driving a battery cell on the conveying mechanism to rotate so that the laser cutting assembly scratches the protective film along the circumference of the battery cell.

3. The cell membrane stripping device according to claim 2, characterized in that: the laser cutting assembly includes a laser transmitter for emitting a laser line extending along an axis of the cell and emitting a laser line extending along an axis perpendicular to the cell.

4. The cell membrane stripping device according to claim 2, characterized in that: the rotary driving assembly comprises a first mounting seat, a second mounting seat, a first motor, a second motor, a first air cylinder, a second air cylinder, a first rotary connecting rod and a second rotary connecting rod, the driving end of the first air cylinder and the driving end of the second air cylinder are respectively opposite to two opposite sides of the conveying mechanism, the driving end of the first air cylinder and the driving end of the second air cylinder are respectively connected with the first mounting seat and the second mounting seat, the first rotary connecting rod is rotatably installed on the first mounting seat, the second rotary connecting rod is rotatably installed on the second mounting seat, the first rotary connecting rod is close to the end part of the conveying mechanism and the second rotary connecting rod is close to the end part of the conveying mechanism and is oppositely arranged and used for respectively abutting against two ends of an electric core to clamp the electric core, and the output shaft of the first motor and the output shaft of the second motor are respectively opposite to the end of the conveying mechanism with the first rotary connecting rod The second rotary connecting rod is connected with the end part of the second rotary connecting rod back to the conveying mechanism.

5. The cell membrane stripping device according to claim 1, characterized in that: the film peeling mechanism comprises a first pushing assembly, a second pushing assembly, a first clamping assembly and a second clamping assembly, the first clamping assembly and the second clamping assembly are respectively arranged on two opposite sides of the conveying mechanism, the first clamping assembly and the second clamping assembly are used for clamping the end part of the battery cell wrapped with the protective film, and the first pushing assemblies are respectively positioned on the sides of the first clamping assembly, which are opposite to the conveying mechanism, and are respectively used for pushing out the battery cell in the first clamping assembly; the second pushing assemblies are respectively located on the sides, back to the conveying mechanism, of the second clamping assemblies and are respectively used for pushing out the battery cores in the second clamping assemblies.

6. The cell membrane stripping device according to claim 5, characterized in that: first clamping component with second clamping component all includes briquetting, lower briquetting and lift cylinder, the drive end orientation of lift cylinder briquetting setting down, the drive end of lift cylinder with go up the briquetting and connect, the up end of briquetting is equipped with the lower half slot that is used for supplying the placing of electric core down, go up be equipped with on the lower terminal surface of briquetting be used for with the last semicircular groove of semicircular groove adaptation down, it is just right to go up the semicircular groove lower semicircular groove dorsad conveying mechanism's tip sets up the tip in order to press from both sides tight electric core.

7. The cell membrane stripping device according to claim 6, wherein: the first pushing assembly and the second pushing assembly comprise push rods and push rod air cylinders, the driving ends of the push rod air cylinders are connected with one ends of the push rods and used for driving the other ends of the push rods to extend into or penetrate between the upper pressing block and the lower pressing block so as to push the battery cell out of the lower pressing block.

8. The cell membrane stripping device according to claim 6, wherein: and a waste material box is arranged below the lower pressing block, and air holes for blowing the peeled protective film into the waste material box are formed in the upper pressing block and the lower pressing block.

9. The battery cell membrane stripping device according to any one of claims 1 to 8, characterized in that: the feeding mechanism comprises a hopper, a rotating wheel and a rotating motor, the hopper is located above the conveying mechanism and used for loading the battery cores, the rotating wheel is installed at the discharging position of the hopper and located above the conveying mechanism, and an output shaft of the rotating motor is connected with the rotating wheel and used for driving the rotating wheel to rotate.

10. The battery cell membrane stripping device according to any one of claims 1 to 8, characterized in that: conveying mechanism includes work platform, two sprockets, sprocket motor and is used for carrying the chain of electric core, two the sprocket rotate install in work platform is last and parallel interval sets up, the chain is around locating two on the sprocket, the output shaft of sprocket motor with one of them the sprocket is connected and is used for driving the sprocket rotates.

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