CN216597679U

CN216597679U - Tail coil device and battery core processing equipment

Info

Publication number: CN216597679U
Application number: CN202123335837.6U
Authority: CN
Inventors: 张绍武; 金奥; 漆磊
Original assignee: Sany Technology Equipment Co Ltd
Current assignee: Sany Technology Equipment Co Ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-05-24
Anticipated expiration: 2031-12-27

Abstract

The utility model provides a tail book device and electricity core processing equipment belongs to lithium cell production manufacturing equipment technical field, include: a mounting seat; a material taking mechanism; the winding mechanism comprises a clamping structure and a rotating structure; a clamping mechanism; and the cutting mechanism is arranged on the mounting seat and is positioned on one side of the clamping mechanism, which is far away from the winding mechanism. The utility model provides a pair of tail book device utilizes extracting mechanism will treat tail book electricity core clamp to get and place on winding mechanism, carry at extracting mechanism and treat the in-process of tail book electricity core simultaneously tensile play diaphragm, after the diaphragm is tensile out predetermined length, utilize fixture to grasp the diaphragm, and utilize the shutdown mechanism who is located the fixture at the back to cut off the diaphragm, at this moment, winding mechanism can rotate and treat tail book electricity core and carry out the tail book with the winding diaphragm, and simultaneously, it can carry out the lamination process of next time to fold a device, the tail book technology and the lamination process of electricity core can go on simultaneously promptly, the machining efficiency of electricity core has been improved.

Description

Tail coil device and battery core processing equipment

Technical Field

The utility model relates to a lithium cell production manufacturing equipment technical field, concretely relates to tail-coiling device and electric core processing equipment.

Background

The tail coil is formed by coating a diaphragm with a certain length on the outermost layer of the battery cell after the battery cell lamination is finished. In the prior art, a clamping mechanism is adopted to directly clamp the battery cell, and the battery cell is moved to a tail winding device from a stacking device to carry out tail winding process. When the battery core carries out the tail winding process, the stacking device cannot carry out the lamination process, after the tail winding process is completed, the stacking device cuts off the diaphragm through the cutting device, the battery core is prepared at the moment, and the stacking device can start the lamination process of the next battery core. Therefore, the lamination process and the tail winding process of the battery cell cannot be performed simultaneously, which results in that the auxiliary processing time of the battery cell lamination becomes long (the tail winding process belongs to the auxiliary process), and the processing efficiency of the battery cell is affected.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming electric core tail-end roll technology among the prior art and lamination technology can't go on simultaneously, influences electric core machining efficiency defect to a tail-end roll device and electric core processing equipment are provided.

In order to solve the above problem, the utility model provides a tail-coiling device, include: a mounting seat; the material taking mechanism is movably arranged on the mounting seat and is suitable for clamping the battery cell to be wound and placing the battery cell on the winding mechanism; the winding mechanism comprises a clamping structure and a rotating structure, the clamping structure can clamp the electric core to be subjected to tail winding, and the rotating structure is suitable for driving the clamping structure to rotate so as to wind a diaphragm on the electric core to be subjected to tail winding; the clamping mechanism is movably arranged on the mounting seat and is suitable for clamping the diaphragm; the cutting mechanism is arranged on the mounting seat and is positioned on one side, away from the winding mechanism, of the clamping mechanism, and the cutting mechanism can cut off the diaphragm on one side, away from the winding mechanism, of the clamping mechanism.

Optionally, the material taking mechanism comprises a sliding plate, a clamping structure and a first driving structure, the sliding plate is slidably connected with the mounting seat, the clamping structure is arranged on the sliding plate, the first driving structure is in transmission connection with the sliding plate, and the first driving structure can drive the sliding plate to slide along the mounting seat.

Optionally, first drive structure includes first drive division, action wheel, follows driving wheel and hold-in range, first drive division with the action wheel transmission is connected, the action wheel with set up from the driving wheel interval on the mount pad, the hold-in range cover is established the action wheel with follow the driving wheel on, the slide with the hold-in range is connected.

Optionally, the clamping structure includes a first clamping portion, a first adjusting portion, a second adjusting portion and a rotating portion, the first clamping portion is suitable for clamping a battery cell to be wound, the first adjusting portion can be adjusted in a first direction, the position of the first clamping portion can be adjusted in a second direction, the position of the first clamping portion can be adjusted in the second direction, the rotating portion can drive the first clamping portion to rotate around a vertical axis, the rotating portion is arranged on the sliding plate, and the second direction is perpendicular to the first direction.

Optionally, the slide plate is further provided with a limiting block, the limiting block faces towards one side of the clamping structure, a limiting groove is formed in the side of the clamping structure, the clamping structure faces towards one side of the limiting block, a limiting convex block is arranged in a protruding mode, and the limiting convex block is matched with the limiting groove.

Optionally, the rotating structure includes a second driving portion and a third driving portion that are disposed at an interval, the clamping structure includes a second clamping portion and a third clamping portion that are disposed at an interval, the second clamping portion is connected to the second driving portion, the second driving portion is adapted to drive the second clamping portion to rotate, the third clamping portion is connected to the third driving portion, the third driving portion is adapted to drive the third clamping portion to rotate, the second clamping portion and the third clamping portion are adapted to clamp two opposite side portions of a battery cell to be wound, the winding mechanism further includes a first support and a second support, the second driving portion and the second clamping portion are movably disposed on the first support, and the third driving portion and the third clamping portion are movably disposed on the second support.

Optionally, the second clamping portion includes a first clamping block and a second clamping block which are arranged oppositely, the first clamping block and the second clamping block are suitable for clamping the battery cell to be wound at the tail, the second clamping portion further includes a first pressure lever and a second pressure lever, the first pressure lever is connected with the first clamping block, the second pressure lever is connected with the second clamping block, the first pressure lever and the second pressure lever are both arranged towards the third clamping portion, and a slidable distance of the second driving portion and the second clamping portion on the first support is longer than a slidable distance of the third driving portion and the third clamping portion on the second support.

Optionally, the tail-winding device further comprises a pressing mechanism, the pressing mechanism is arranged corresponding to the winding mechanism, and the pressing mechanism is suitable for pressing above the diaphragm.

The utility model also provides an electricity core processing equipment, include: a frame; the stacking device is arranged on the rack and is suitable for processing the battery cell to be subjected to tail winding; a tail-wind apparatus comprising: a mounting seat; the winding mechanism is suitable for winding the diaphragm on the battery cell to be wound; the material taking mechanism is arranged on the mounting seat and is suitable for clamping the battery cell to be wound and placing the battery cell on the winding mechanism; the clamping mechanism is movably arranged on the mounting seat and is suitable for clamping the diaphragm; a cutting mechanism adapted to cut the diaphragm; the tail roll device is arranged close to the stacking platform device, and the material taking mechanism is suitable for drawing the membrane from the stacking platform device to the tail roll device and clamping the membrane through the clamping mechanism.

Optionally, the tail roll is the tail roll device, the stacking device includes a stacking table and a lifting mechanism, the lifting mechanism can drive the stacking table to move vertically, and after stacking of the stacking device is completed, the lifting mechanism can drive the stacking table to move to be located on the same horizontal plane as the material taking mechanism.

The utility model has the advantages of it is following:

1. the utility model provides a pair of tail book device utilizes extracting mechanism will treat tail book electricity core clamp to get and place on winding mechanism, carry at extracting mechanism and treat the in-process of tail book electricity core simultaneously tensile play diaphragm, after the diaphragm is tensile out predetermined length, utilize fixture to grasp the diaphragm, and utilize the shutdown mechanism who is located the fixture at the back to cut off the diaphragm, at this moment, winding mechanism can rotate and treat tail book electricity core and carry out the tail book with the winding diaphragm, and simultaneously, it can carry out the lamination process of next time to fold a device, the tail book technology and the lamination process of electricity core can go on simultaneously promptly, the machining efficiency of electricity core has been improved.

2. The utility model provides a pair of tail book device utilizes first drive structure drive slide to slide along the mount pad to the structure orientation is got or the motion of folding a device is kept away from to the drive clamp, treats tail book electricity core and carries, and the transport of treating tail book electricity core is more convenient.

3. The utility model provides a pair of tail-coiling apparatus adjusts the position of first clamping part on the first direction through setting up first regulation portion, adjusts the position of first clamping part on the second direction through setting up second regulation portion, adjusts the position of first clamping part on the direction of rotation around vertical axis through setting up the rotating part, and consequently, the position of first clamping part is more nimble, convenient to use.

4. The utility model provides a pair of tail-coiling device is through setting up spacing recess and the spacing lug of mutually supporting to the position of getting the structure to the clamp limits, alleviates to press from both sides and gets rocking of structure at the operation in-process.

5. The utility model provides a pair of tail-coiling device utilizes second clamping part and third clamping part to treat two limit portions of tail-coiling electricity core respectively and carries out the centre gripping to utilize second drive division and third drive division simultaneous drive second clamping part and third clamping part to rotate, so that treat tail-coiling electricity core and rotate winding diaphragm, and, with the equal slidable setting of second clamping part and third clamping part, the second clamping part of being convenient for and third clamping part press from both sides the regulation of establishing the position.

6. The utility model provides a pair of tail book device has strengthened the centre gripping restriction of treating tail book electricity core through setting up first depression bar and second depression bar, and at the tail book in-process, the diaphragm can twine and locate first depression bar and second depression bar outside, through the sliding distance extension with second drive division and second clamping part, can take first depression bar and second depression bar out from the winding diaphragm, guarantees going on smoothly of tail book technology.

7. The utility model provides a pair of tail book device is established in order to press the diaphragm at the tail book in-process through setting up pressing mechanism, makes the diaphragm can twine on electric core with the state of stretching out more, guarantees the tail book quality.

8. The utility model provides a pair of electricity core processing equipment will fold the setting that platform device and tail book device are close to each other in the frame, also will fold platform device and the integrated setting of tail book device, has shortened the transport distance of treating tail book electric core, improves the machining efficiency of electric core.

9. The utility model provides a pair of electricity core processing equipment still is equipped with and folds a device to, can utilize elevating system drive lamination platform along vertical removal, consequently, can descend to be located same horizontal plane with extracting mechanism after folding a device lamination and accomplish, the extracting of the extracting mechanism of being more convenient for gets material.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view illustrating an overall structure of a tail-winding device according to an embodiment of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is an enlarged view at C of FIG. 2;

FIG. 4 is an enlarged view at B of FIG. 1;

fig. 5 is a schematic structural diagram of a battery cell processing apparatus provided by an embodiment of the present invention.

Description of reference numerals:

10. a frame; 11. a fourth slide rail; 300. a stage stacking device; 310. a lamination table; 320. a lifting mechanism; 400. a tail winding device; 410. a mounting seat; 420. a material taking mechanism; 421. a slide plate; 4211. a limiting block; 4212. a limiting groove; 422. a gripping structure; 4221. a first clamping portion; 4222. a first adjusting section; 4223. a second regulating part; 4224. a rotating part; 4225. a limiting bump; 4226. a third clamping block; 4227. a fourth clamping block; 4228. mounting blocks; 4229. a first connecting plate; 423. a first drive structure; 4231. a first driving section; 4232. a synchronous belt; 430. a winding mechanism; 431. a clamping structure; 4311. a second clamping portion; 4312. a third clamping portion; 4313. a first clamping block; 4314. a second clamp block; 4315. a first pressure lever; 4316. a second compression bar; 432. a rotating structure; 4321. a second driving section; 4322. a third driving section; 4323. a second connecting plate; 433. a first support; 4331. a first slide rail; 434. a second support; 4341. a second slide rail; 440. a clamping mechanism; 441. a second fixed part; 442. a pinch roller; 450. a cutting mechanism; 460. a pressing mechanism; 461. a first fixed part; 4611. a third slide rail; 462. a connecting portion; 463. and a roller.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

One embodiment of a tail-wind apparatus 400 as shown in fig. 1-4 includes: mount 410, take-off mechanism 420, winding mechanism 430, clamping mechanism 440, and cutting mechanism 450. The taking mechanism 420 is movably disposed on the mounting base 410, and is configured to clamp the battery cell to be wound and place the battery cell on the winding mechanism 430. The winding mechanism 430 includes a clamping structure 431 and a rotating structure 432, the clamping structure 431 can clamp the battery core to be wound, and the rotating structure 432 can drive the clamping structure 431 to rotate to wind the diaphragm on the battery core to be wound. The clamping mechanism 440 is movably disposed on the mounting base 410, and the clamping mechanism 440 can clamp the diaphragm. The cutting mechanism 450 is disposed on the mounting seat 410 on a side of the clamping mechanism 440 away from the winding mechanism 430, and the cutting mechanism 450 can cut the diaphragm on a side of the clamping mechanism 440 away from the winding mechanism 430.

The battery cell to be subjected to tail winding is clamped and placed on the winding mechanism 430 by the material taking mechanism 420, the diaphragm is simultaneously stretched out in the process of conveying the battery cell to be subjected to tail winding by the material taking mechanism 420, after the diaphragm is stretched out by a preset length, the diaphragm is clamped by the clamping mechanism 440, and the diaphragm is cut off by the cutting mechanism 450 located behind the clamping mechanism 440, at the moment, the winding mechanism 430 can rotate the battery cell to be subjected to tail winding by winding the diaphragm, meanwhile, the stacking platform device 300 can perform the next lamination process, namely, the tail winding process and the lamination process of the battery cell can be performed simultaneously, and the processing efficiency of the battery cell is improved.

As shown in fig. 1 and fig. 2, the material taking mechanism 420 includes a sliding plate 421, a gripping structure 422 and a first driving structure 423, the sliding plate 421 is slidably connected to the mounting base 410, the gripping structure 422 is disposed on the sliding plate 421, and the first driving structure 423 is in transmission connection with the sliding plate 421. Can drive slide 421 through first drive structure 423 and slide along mount pad 410 to the drive is got structure 422 orientation or is kept away from and is folded a device 300 motion, treats the tail book electric core and carries, and it is more convenient to treat the transport of tail book electric core.

In this embodiment, as shown in fig. 1, the first driving structure 423 includes a first driving portion 4231, a driving wheel, a driven wheel and a synchronous belt 4232, the driving wheel and the driven wheel are respectively disposed at two ends of the mounting base 410, the synchronous belt 4232 is engaged with the driving wheel and the driven wheel, the first driving portion 4231 is in transmission connection with the driving wheel, and the sliding plate 421 is connected with the synchronous belt 4232. The first driving unit 4231 drives the driving wheel to rotate, the driving wheel drives the synchronous belt 4232 and the driven wheel to rotate, and the synchronous belt 4232 drives the sliding plate 421 and the clamping structure 422 on the sliding plate 421 to move along the mounting seat 410.

In this embodiment, the first driving unit 4231 is a driving motor, and an output shaft of the driving motor is connected to the driving wheel.

As shown in fig. 1 and 2, the clamping structure 422 includes a first clamping portion 4221, a first adjusting portion 4222, a second adjusting portion 4223 and a rotating portion 4224, which are connected in sequence, the first clamping portion 4221 is used for clamping a battery cell to be wound, the first adjusting portion 4222 can adjust the position of the first clamping portion 4221 along a first direction, the second adjusting portion 4223 can adjust the position of the first clamping portion 4221 along a second direction, the rotating portion 4224 can drive the first clamping portion 4221 to rotate around a vertical axis, and the rotating portion 4224 is disposed on the sliding plate 421.

The position of the first clamping portion 4221 is adjusted in the first direction by providing the first adjusting portion 4222, the position of the first clamping portion 4221 is adjusted in the second direction by providing the second adjusting portion 4223, and the position of the first clamping portion 4221 is adjusted in the rotating direction around the vertical axis by providing the rotating portion 4224, so that the position of the first clamping portion 4221 is more flexible and convenient to use.

Specifically, in this embodiment, as shown in fig. 1 and 2, the first clamping portion 4221 includes a third clamping block 4226 and a fourth clamping block 4227 which are vertically arranged, the first adjusting portion 4222 includes a first adjusting block and a second adjusting block which are vertically arranged, the third clamping block 4226 is vertically connected with the first adjusting block, the fourth clamping block 4227 is vertically connected with the second adjusting block, and the first adjusting block and the second adjusting block are vertically slidably arranged on the mounting block 4228. The third clamping block 4226 and the fourth clamping block 4227 are driven to be opened and closed along the vertical direction through the vertical opening and closing of the first adjusting block and the second adjusting block. As shown in fig. 2, since the third clamp block 4226 is slidable in the extending direction of the first adjustment block and the fourth clamp block 4227 is slidable in the extending direction of the second adjustment block, the position of the first clamp portion 4221 on the first adjustment portion 4222 can be adjusted.

In the present embodiment, as shown in fig. 1 and 2, the first adjusting portion 4222 is connected to the second adjusting portion 4223 through a mounting block 4228, the second adjusting portion 4223 is a vertically arranged driving cylinder, and the upper end of the mounting block 4228 is connected to the driving end of the driving cylinder through a first connecting plate 4229. The position of the first clamping portion 4221 in the vertical direction can be adjusted by driving the driving end of the driving cylinder to extend and retract so as to drive the first connecting plate 4229 and the mounting block 4228 to move in the vertical direction.

In the present embodiment, as shown in fig. 2, the lower end of the second adjusting portion 4223 is connected to the upper end of the rotary portion 4224. Therefore, when the rotation portion 4224 rotates, the second adjustment portion 4223, the first adjustment portion 4222, and the first clamp portion 4221 can be brought into rotation about the vertical axis of the rotation portion 4224.

It should be noted that the first direction is a direction perpendicular to the sliding direction of the first clamping portion 4221, and the second direction is a vertical direction, so that the first direction and the second direction are perpendicular to each other.

In this embodiment, as shown in fig. 2 and fig. 3, a limiting block 4211 is disposed on the sliding plate 421, a limiting groove 4212 is disposed on one side of the limiting block 4211 facing the clamping structure 422, a limiting protrusion 4225 is protrudingly disposed on one side of the clamping structure 422 facing the limiting block 4211, and the limiting protrusion 4225 is matched with the limiting groove 4212. Specifically, as shown in fig. 3, the rotation portion 4224 is provided with a stopper boss 4225.

Through setting up spacing recess 4212 and spacing lug 4225 of mutually supporting to the position of getting structure 422 is got to the clamp, alleviates to get structure 422 and rock at the operation in-process.

As shown in fig. 1 and 4, the rotating structure 432 includes a second driving portion 4321 and a third driving portion 4322 which are disposed at an interval, the clamping structure 431 includes a second clamping portion 4311 and a third clamping portion 4312 which are disposed at an interval, the second clamping portion 4311 is connected to the second driving portion 4321, the second driving portion 4321 can drive the second clamping portion 4311 to rotate, the third clamping portion 4312 is connected to the third driving portion 4322, and the third driving portion 4322 can drive the third clamping portion 4312 to rotate. The second clamping part 4311 and the third clamping part 4312 can clamp two opposite side portions of the core to be wound, and are driven to rotate by the second driving part 4321 and the third driving part 4322. The winding mechanism 430 further includes a first support 433 and a second support 434, the second driving part 4321 and the second clamping part 4311 are movably disposed on the first support 433, and the third driving part 4322 and the third clamping part 4312 are movably disposed on the second support 434. Specifically, as shown in fig. 1, the first support 433 and the second support 434 are respectively disposed at two sides of the mounting seat 410, and the second clamping portion 4311 and the third clamping portion 4312 are both disposed toward the mounting seat 410.

The second clamping portion 4311 and the third clamping portion 4312 are used for clamping two side portions of the to-be-wound battery cell respectively, the second driving portion 4321 and the third driving portion 4322 are used for driving the second clamping portion 4311 and the third clamping portion 4312 to rotate at the same time, so that the to-be-wound battery cell is wound with the diaphragm in a rotating manner, and the second clamping portion 4311 and the third clamping portion 4312 can be arranged in a sliding manner, so that the clamping position of the second clamping portion 4311 and the clamping position of the third clamping portion 4312 can be adjusted conveniently.

In this embodiment, as shown in fig. 4, the second clamping portion 4311 includes a first clamping block 4313 and a second clamping block 4314 which are arranged oppositely, the third clamping portion 4312 includes a fifth clamping block and a sixth clamping block which are arranged oppositely, and the electric core to be wound can be clamped between the first clamping block 4313 and the second clamping block 4314, and between the fifth clamping block and the sixth clamping block. The second clamping portion 4311 further includes a first pressure lever 4315 and a second pressure lever 4316, the first pressure lever 4315 is connected to the first clamping block 4313, the second pressure lever 4316 is connected to the second clamping block 4314, and the first pressure lever 4315 and the second pressure lever 4316 are both disposed toward the third clamping portion 4312. As shown in fig. 1, the first support 433 is provided with a first slide rail 4331, the second driving portion 4321 is slidably connected to the first slide rail 4331, the second support 434 is provided with a second slide rail 4341, the third driving portion 4322 is slidably connected to the second slide rail 4341, and the length of the first slide rail 4331 is longer than the length of the second slide rail 4341.

The clamping limitation on the battery cell to be subjected to tail winding is enhanced by arranging the first pressure lever 4315 and the second pressure lever 4316, the diaphragm can be wound outside the first pressure lever 4315 and the second pressure lever 4316 in the tail winding process, the sliding distance between the second driving part 4321 and the second clamping part 4311 is prolonged, the first pressure lever 4315 and the second pressure lever 4316 can be pulled out from the wound diaphragm, and the smooth operation of the tail winding process is ensured.

In this embodiment, as shown in fig. 4, two first pressing rods 4315 are spaced apart from each other on the first clamping block 4313, and two second pressing rods 4316 are spaced apart from each other on the second clamping block 4314.

In this embodiment, the second driving part 4321 and the third driving part 4322 are both driving motors. Specifically, the driving end of the driving motor is provided with a second connecting plate 4323, and the first clamping block 4313, the second clamping block 4314, the fifth clamping block and the sixth clamping block are slidably disposed on the second connecting plate 4323, respectively.

As shown in fig. 1, the tail-winding device 400 further includes a pressing mechanism 460, the pressing mechanism 460 is disposed corresponding to the winding mechanism 430, and the pressing mechanism 460 can press the separator in the tail-winding process, so that the separator can be wound on the battery cell in a more extended state, thereby ensuring the quality of the tail-winding.

Specifically, in the embodiment, as shown in fig. 1, the pressing mechanism 460 includes a first fixing portion 461, a connecting portion 462 and a roller 463, the first fixing portion 461 is capable of being fixedly connected to the frame 10, a third sliding rail 4611 is disposed on the first fixing portion 461, the third sliding rail 4611 is disposed along a transverse direction of the frame 10, the connecting portion 462 is capable of being slidably connected to the first fixing portion 461 through the third sliding rail 4611, and the roller 463 is disposed at a lower end of the connecting portion 462.

As shown in fig. 1, the clamping mechanism 440 includes a second fixing portion 441 and a pair of clamping rollers 442 vertically slidably disposed on the second fixing portion 441, the second fixing portion 441 is slidably connected to the frame 10, and the second fixing portion 441 can slide along the transverse direction of the frame 10. Specifically, the frame 10 is provided with a fourth slide rail 11, the fourth slide rail 11 extends along the transverse direction of the frame 10, the second fixing portion 441 is provided with a fifth slide rail along the vertical direction, the pair of clamping rollers 442 is slidably connected with the second fixing portion 441 through the fifth slide rail, and each clamping roller 442 is connected with a driving cylinder, and the clamping rollers 442 can be driven to slide along the fifth slide rail through the driving cylinder.

In the present embodiment, the cutting mechanism 450 is a heat-sealing cutting structure.

The embodiment also provides a specific implementation manner of the battery cell processing equipment shown in fig. 5, which includes the above-mentioned tail-winding device 400, and further includes a stacking device 300, where the stacking device 300 is used to process a battery cell to be subjected to tail-winding, and the stacking device 300 and the tail-winding device 400 are disposed on the rack 10 in close proximity to each other. The take-out mechanism 420 can draw the separator from the stacker device 300 to the tail-winding device 400, and can clamp the separator by the clamping mechanism 440.

The stacking device 300 and the tail winding device 400 are arranged on the rack 10 in a mutually close manner, that is, the stacking device 300 and the tail winding device 400 are arranged in an integrated manner, so that the conveying distance of the battery cell to be subjected to tail winding is shortened, and the processing efficiency of the battery cell is improved.

Specifically, the stacking device 300 comprises the stacking table 310 and the lifting mechanism 320, and the lifting mechanism 320 can be used for driving the stacking table 310 to move vertically, so that after stacking of the stacking device 300 is completed, the stacking table can be lowered to be located on the same horizontal plane with the material taking mechanism 420, and material taking by the material taking mechanism 420 is facilitated.

In this embodiment, a clearance groove is formed in the side portion of the lamination table 310, and when the material taking mechanism 420 of the tail winding device 400 clamps the to-be-tail-wound battery core from the lamination table 310, the third clamping block 4226 and the fourth clamping block 4227 of the material taking mechanism 420 may extend into the clearance groove, so as to facilitate clamping of the to-be-tail-wound battery core on the lamination table 310.

When the tail winding device 400 of the embodiment is used for carrying out tail winding process on a battery cell to be subjected to tail winding, firstly, the first driving structure 423 drives the sliding plate 421 to slide along the mounting seat 410 close to the laminating table device 300 so as to drive the first clamping portion 4221 to move close to the laminating table 310, the first clamping portion 4221 passes between the pair of clamping rollers 442 and clamps the battery cell to be subjected to tail winding from the laminating table 310, then the first driving structure 423 drives the sliding plate 421 to slide along the mounting seat 410 away from the laminating table device 300, so that the first clamping portion 4221 drives the battery cell to be subjected to tail winding and a diaphragm to move, when the diaphragm is stretched out by a predetermined length, the pair of clamping rollers 442 clamp the diaphragm, and the cutting mechanism 450 cuts the diaphragm behind the clamping mechanism 440; then, the material taking mechanism 420 and the clamping mechanism 440 slide along the mounting seat 410 together, the material taking mechanism 420 conveys the electric core to be subjected to tail winding to the positions of the second clamping portion 4311 and the third clamping portion 4312, and the electric core to be subjected to tail winding is clamped by the second clamping portion 4311 and the third clamping portion 4312; finally, the second driving part 4321 drives the second clamping part 4311 to rotate, the third driving part 4322 drives the third clamping part 4312 to rotate, so as to wind the separator on the to-be-wound battery cell, and during the separator winding process, the clamping mechanism 440 slides towards the winding mechanism 430 to feed the separator, when the clamping mechanism 440 slides to a predetermined distance away from the winding mechanism 430, the pair of clamping rollers 442 moves away from each other to release the separator, and the winding mechanism 430 finishes winding the to-be-wound battery cell.

According to the above description, the present patent application has the following advantages:

1. the stacking device and the tail winding device are integrated on the rack, so that the structure is compact, the occupied area is small, the conveying distance of the battery cell to be subjected to tail winding is shortened, and the processing efficiency of the battery cell is improved;

2. the tail winding process can be carried out by utilizing the diaphragm during lamination, and a diaphragm feeding device does not need to be independently arranged for the tail winding device, so that the structure is simpler;

3. the lamination table on the lamination table device is arranged in a lifting mode, and can be driven to move to the position on the same horizontal plane with the material taking mechanism during discharging, so that discharging is facilitated.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.

Claims

1. A tail-wind apparatus, comprising:

a mount (410);

the taking mechanism (420) is movably arranged on the mounting seat (410), and the taking mechanism (420) is suitable for clamping the battery core to be wound and placing the battery core on the winding mechanism (430);

a winding mechanism (430) comprising a clamping structure (431) and a rotating structure (432), wherein the clamping structure (431) can clamp the battery core to be wound, and the rotating structure (432) is suitable for driving the clamping structure (431) to rotate so as to wind the diaphragm on the battery core to be wound;

a clamping mechanism (440) movably disposed on the mount (410), the clamping mechanism (440) adapted to clamp the diaphragm;

and the cutting mechanism (450) is arranged on the mounting seat (410) and is positioned on one side, away from the winding mechanism (430), of the clamping mechanism (440), and the cutting mechanism (450) can cut the diaphragm on one side, away from the winding mechanism (430), of the clamping mechanism (440).

2. The tail winding device according to claim 1, characterized in that the material taking mechanism (420) comprises a sliding plate (421), a clamping structure (422) and a first driving structure (423), the sliding plate (421) is slidably connected with the mounting seat (410), the clamping structure (422) is arranged on the sliding plate (421), the first driving structure (423) is in transmission connection with the sliding plate (421), and the first driving structure (423) can drive the sliding plate (421) to slide along the mounting seat (410).

3. The tail winding device according to claim 2, characterized in that the first driving structure (423) comprises a first driving portion (4231), a driving wheel, a driven wheel and a synchronous belt (4232), the first driving portion (4231) is in transmission connection with the driving wheel, the driving wheel and the driven wheel are arranged on the mounting seat (410) at intervals, the synchronous belt (4232) is sleeved on the driving wheel and the driven wheel, and the sliding plate (421) is connected with the synchronous belt (4232).

4. The tail coil device according to claim 2, wherein the clamping structure (422) comprises a first clamping portion (4221), a first adjusting portion (4222), a second adjusting portion (4223) and a rotating portion (4224) which are sequentially connected, the first clamping portion (4221) is adapted to clamp a battery cell to be wound, the first adjusting portion (4222) can adjust the position of the first clamping portion (4221) along a first direction, the second adjusting portion (4223) can adjust the position of the first clamping portion (4221) along a second direction, the rotating portion (4224) can drive the first clamping portion (4221) to rotate around a vertical axis, the rotating portion (4224) is disposed on the sliding plate (421), and the second direction is perpendicular to the first direction.

5. The tail winding device according to any one of claims 2 to 4, characterized in that a limit block (4211) is further arranged on the sliding plate (421), a limit groove (4212) is formed in one side of the limit block (4211) facing the clamping structure (422), a limit bump (4225) is protrudingly arranged on one side of the clamping structure (422) facing the limit block (4211), and the limit bump (4225) is matched with the limit groove (4212).

6. A tail-wind device according to any one of claims 1-4, characterized in that the rotary structure (432) comprises a second drive part (4321) and a third drive part (4322) which are arranged at a distance from each other, the clamping structure (431) comprises a second clamping part (4311) and a third clamping part (4312) which are arranged at a distance from each other, the second clamping part (4311) is connected with the second drive part (4321), the second drive part (4321) is adapted to drive the second clamping part (4311) to rotate, the third clamping part (4312) is connected with the third drive part (4322), the third drive part (4322) is adapted to drive the third clamping part (4312) to rotate, the second clamping part (4311) and the third clamping part (4312) are adapted to clamp the opposite edges of the tail-wind core, the winding mechanism (430) further comprises a first support (433) and a second support (434), the second drive part (4321) and the second clamping part (4311) are movably arranged on the first support (433), and the third drive part (4322) and the third clamping part (4312) are movably arranged on the second support (434).

7. A tail-wind device according to claim 6, characterized in that the second clamping part (4311) comprises a first clamping block (4313) and a second clamping block (4314) arranged oppositely, the first clamping block (4313) and the second clamping block (4314) are suitable for clamping the battery cell to be wound, the second clamping portion (4311) further comprises a first pressure lever (4315) and a second pressure lever (4316), the first pressure lever (4315) is connected with the first clamping block (4313), the second pressure lever (4316) is connected with the second clamping block (4314), the first pressure lever (4315) and the second pressure lever (4316) are both arranged towards the third clamping portion (4312), the slidable distance of the second drive portion (4321) and the second clamp portion (4311) on the first seat (433) is longer than the slidable distance of the third drive portion (4322) and the third clamp portion (4312) on the second seat (434).

8. A tail reel device according to any one of claims 1-4, characterized in that the tail reel device further comprises a pressing mechanism (460), the pressing mechanism (460) is arranged corresponding to the winding mechanism (430), and the pressing mechanism (460) is suitable for pressing above the diaphragm.

9. The utility model provides a battery core processing equipment which characterized in that includes:

a frame (10);

the stacking device (300) is arranged on the rack (10), and the stacking device (300) is suitable for processing the battery cell to be subjected to tail winding;

tail-wind device (400), comprising:

a mount (410);

a winding mechanism (430) adapted to wind a membrane on the battery cell to be pigtailed;

the material taking mechanism (420) is arranged on the mounting seat (410), and the material taking mechanism (420) is suitable for clamping the battery core to be wound and placing the battery core on the winding mechanism (430);

a severing mechanism (450) adapted to sever the septum;

wherein the tail-rolling device (400) is arranged close to the lamination station device (300), and the material taking mechanism (420) is suitable for drawing the membrane from the lamination station device (300) to the tail-rolling device (400) and clamping the membrane by the clamping mechanism (440).

10. The electrical core processing apparatus according to claim 9, wherein the tail-winding device (400) is the tail-winding device (400) according to any one of claims 1 to 8;

the stacking device (300) comprises a stacking table (310) and a lifting mechanism (320), wherein the lifting mechanism (320) can drive the stacking table (310) to vertically move, and after stacking of the stacking device (300) is completed, the lifting mechanism (320) can drive the stacking table (310) to move to a position on the same horizontal plane with the material taking mechanism (420).