CN219998278U - High-precision lamination device capable of integrally lifting - Google Patents
High-precision lamination device capable of integrally lifting Download PDFInfo
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- CN219998278U CN219998278U CN202321323033.0U CN202321323033U CN219998278U CN 219998278 U CN219998278 U CN 219998278U CN 202321323033 U CN202321323033 U CN 202321323033U CN 219998278 U CN219998278 U CN 219998278U
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- 238000003475 lamination Methods 0.000 title claims abstract description 351
- 230000007246 mechanism Effects 0.000 claims abstract description 122
- 238000003825 pressing Methods 0.000 claims abstract description 103
- 238000007664 blowing Methods 0.000 claims abstract description 16
- 230000001502 supplementing effect Effects 0.000 claims description 4
- 210000001503 joint Anatomy 0.000 claims description 2
- 230000003028 elevating effect Effects 0.000 abstract description 13
- 238000000034 method Methods 0.000 description 21
- 230000008569 process Effects 0.000 description 19
- 230000009471 action Effects 0.000 description 7
- 238000004804 winding Methods 0.000 description 7
- 210000000078 claw Anatomy 0.000 description 4
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003411 electrode reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
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Abstract
The embodiment of the utility model provides a high-precision lamination device capable of integrally lifting, and belongs to the field of lamination table lifting devices. The lamination device includes: lamination platform, lamination platform elevating system, pressure sword mechanism, pressure sword elevating system and lamination diaphragm blowback mechanism. The lamination table lifting mechanism is arranged below the lamination table and is used for driving the lamination table to lift; the pressing knife mechanism is slidably arranged on the side edge of the lamination table and is used for translating at the side edge and the upper side of the lamination table so as to press and loosen the lamination battery cell; the cutter pressing lifting mechanism is arranged at the bottom of the cutter pressing mechanism and used for driving the cutter pressing mechanism to lift; the lamination diaphragm blowback mechanism is arranged on the side edge of the lamination table and is used for blowing the diaphragm forwards so as to facilitate lamination of the pole pieces.
Description
Technical Field
The utility model relates to the field of lamination table lifting devices, in particular to a high-precision lamination device capable of integrally lifting.
Background
The existing battery flaking production mode can be divided into winding and Z stacking, the electrode reaction uniformity of the laminated battery is better and safer, and the pole piece can be coated thicker, so that the energy density of the battery is improved. The current mainstream lamination mode has "Z type lamination", "bag type lamination", "H type lamination", its basic structure all needs to satisfy traditional lamination mechanism, namely lamination platform installs at the elevating system top, elevating system is used for driving lamination platform up-and-down motion, lamination conveying mechanism and mechanism arrangement of rectifying are around the lamination platform, place the location of rectifying on the mechanism through the pole piece snatchs the transport, the pole piece is placed at the lamination platform after, diaphragm pendulum roller left and right sides removes, place the diaphragm above the pendulum roller in the pole piece with the diaphragm above the pendulum roller, after accomplishing, lamination both sides clamp knife pushes down the diaphragm, place the diaphragm top with the pole piece again, so alternate action, after reaching preset lamination thickness, accomplish whole electric core lamination technology.
The existing battery cell with the length below 390mm mainly adopts a mode that a lamination table is placed on a movable part, the lamination table moves, and a diaphragm swing roller is not moved, so that the battery cell is longer and longer due to the improvement of the requirement on a battery cell product, and the traditional mode is not applicable any more.
Disclosure of Invention
The utility model aims to provide a high-precision lamination device capable of integrally lifting, which solves the problem that the precision of the lamination of a battery cell is low when a tail coil process is performed, solves the problem of the alignment precision of a diaphragm and a pole piece, ensures the integral alignment degree of a final battery cell, and effectively improves the precision of the lamination device and the quality of lamination.
In order to achieve the above object, the present utility model provides a high-precision lamination device for integrally lifting and lowering, the lamination device comprising:
a lamination stage;
the lamination table lifting mechanism is arranged below the lamination table and used for driving the lamination table to lift;
the pressing knife mechanism is slidably arranged on the side edge of the lamination table and is used for translating at the side edge and the upper side of the lamination table so as to press and loosen the lamination battery cell;
the cutter pressing lifting mechanism is arranged at the bottom of the cutter pressing mechanism and used for driving the cutter pressing mechanism to lift;
and the lamination diaphragm back-blowing mechanism is arranged on the side edge of the lamination table and used for blowing the diaphragm forwards so as to facilitate lamination of the pole pieces.
Optionally, a groove is formed in the lamination table and used for inserting an external manipulator to grasp the battery core after lamination is completed;
the lamination device comprises a lamination table supplementing assembly, and the lamination table supplementing assembly is arranged in the groove in a lifting mode and used for being lifted to the same height as the lamination table when lamination is carried out, so that planes of the lamination table are supplemented.
Optionally, the lamination station alignment assembly includes:
the lamination table alignment plate is arranged in the groove in a lifting manner;
and the alignment plate cylinder is arranged at the bottom of the lamination table and connected with the alignment plate of the lamination table and used for driving the alignment plate of the lamination table to lift.
Optionally, the lamination table lifting mechanism includes:
the screw rod top plate is arranged below the lamination table and is in butt joint with the lamination table;
the first screw rod is rotatably connected with the bottom of the screw rod top plate;
the coupler is connected with the first screw rod;
and the servo motor is connected with the coupler and is used for rotating to drive the first screw rod to rotate through the coupler, so that the lifting of the screw rod top plate is realized.
Optionally, the lamination table lifting mechanism includes:
the lamination table moving plate is connected with the lamination table and is vertically arranged;
lamination platform slide rail, lamination platform movable plate slip set up in on the lamination platform slide rail.
Optionally, the knife pressing mechanism includes:
the pressing knife is arranged on the side face of the lamination platform and is used for translating at the side edge and the upper side of the lamination platform so as to compress and loosen the lamination battery cells;
the pressing cutter lifting mechanism comprises:
the single pressing knife lifting assembly is connected with the pressing knives and corresponds to the pressing knives one by one and is used for driving the single pressing knives to lift;
and the single-pressure knife sliding assembly is connected with the single-pressure knife lifting assembly and is used for driving the single-pressure knife lifting assembly to move back and forth.
Optionally, the pressing cutter lifting mechanism comprises a single pressing cutter sliding rail, and is arranged at the bottom of the pressing cutter;
the single-pressure knife sliding assembly comprises sliding blocks, the sliding blocks are arranged on the single-pressure knife sliding rails in a sliding mode, and a plurality of sliding blocks are arranged on each single-pressure knife sliding rail.
Optionally, a lamination table deviation correcting sensor is arranged at the edge of the lamination table and used for detecting the current position of the diaphragm.
Through the technical scheme, the high-precision lamination device capable of integrally lifting improves the precision of lamination and the quality of lamination. The lamination device includes: lamination platform, lamination platform elevating system, pressure sword mechanism, pressure sword elevating system and lamination diaphragm blowback mechanism. The lamination table lifting mechanism is arranged below the lamination table and is used for driving the lamination table to lift; the pressing knife mechanism is slidably arranged on the side edge of the lamination table and is used for translating at the side edge and the upper side of the lamination table so as to press and loosen the lamination battery cell; the pressing knife lifting mechanism is arranged at the bottom of the pressing knife mechanism and used for driving the pressing knife mechanism to lift, and the lamination diaphragm back-blowing mechanism is arranged at the side edge of the lamination table and used for blowing the diaphragm forward so as to facilitate lamination of the pole pieces. In the production process, positive and negative pole pieces are carried on a lamination table through a mechanical carrying hand, a diaphragm is sequentially moved left and right to be overlapped on the pole pieces, a pressing cutter mechanism is lifted and lowered through the pressing cutter lifting mechanism, the pressing cutter mechanism is inserted into and presses the diaphragm, the pole pieces are overlapped along with the thickness of the pole pieces to be thicker and thicker, the lamination table lifting mechanism moves downwards, the lamination table lifting mechanism controls the lamination table height in the lamination process until the lamination table lifting mechanism integrally lifts to complete lamination actions, after the lamination table lifting mechanism integrally lifts each time, a back blowing tail winding device sucks the diaphragm, when the pole pieces are overlapped again, the diaphragm is blown to the other side by the lamination diaphragm back blowing mechanism, the diaphragm is pressed by the pressing cutter, and the next lamination can be waited without a tail winding process.
Drawings
FIG. 1 is an overall schematic of an integrally lifting high precision lamination device according to one embodiment of the utility model;
FIG. 2 is a side view of a lamination table lifting mechanism in an integrally lifting high precision lamination apparatus according to one embodiment of the utility model;
FIG. 3 is a schematic view of a lamination table lifting mechanism in an integrally lifting high precision lamination device according to one embodiment of the utility model;
FIG. 4 is a side view of a hold down mechanism and hold down lift mechanism in an integrally lifted high precision lamination device according to one embodiment of the utility model;
FIG. 5 is a top view of a medium pressure knife mechanism of an integrally lifting high precision lamination device according to one embodiment of the utility model;
FIG. 6 is a schematic illustration of a middle lamination stage alignment assembly of an integrally raised and lowered high precision lamination apparatus in accordance with one embodiment of the utility model;
fig. 7 is a schematic illustration of a middle lamination diaphragm blowback mechanism of an integrally lifted high precision lamination device according to one embodiment of the utility model.
Description of the reference numerals
1. Lamination table 2 and lamination table lifting mechanism
3. Cutter pressing mechanism 4 and cutter pressing lifting mechanism
5. Laminated diaphragm back-blowing mechanism 6 and laminated table replenishing and aligning assembly
21. Screw top plate 22, first screw
23. Coupling 24, servo motor
25. Lamination table moving plate 26 and lamination table sliding rail
31. Press knife 32, single press knife slide rail
41. Single-press-blade lifting assembly 42 and single-press-blade sliding assembly
61. Lamination table alignment plate 62 and alignment plate cylinder
7. Bearing seat of lamination table deviation correcting sensor 411 and pressing cutter lifting assembly
412. Guide rail 413 of pressing cutter lifting assembly and screw rod of pressing cutter lifting assembly
414. Motor of pressing knife lifting assembly
Detailed Description
The following describes specific embodiments of the present utility model in detail with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the utility model, are not intended to limit the utility model.
In the embodiments of the present utility model, unless otherwise indicated, terms of orientation such as "upper, lower, top, bottom" are used generally with respect to the orientation shown in the drawings or with respect to the positional relationship of the various components with respect to one another in the vertical, vertical or gravitational directions.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
Fig. 1 is an overall schematic diagram of an integrally lifting high precision lamination device according to an embodiment of the utility model. In this fig. 1, the lamination device includes: lamination table 1, lamination table elevating system 2, press sword mechanism 3, press sword elevating system 4 and lamination diaphragm blowback mechanism 5. The lamination table lifting mechanism 2 is arranged below the lamination table 1 and is used for driving the lamination table 1 to lift; the pressing knife mechanism 3 is slidably arranged on the side edge of the lamination table 1 and is used for translating at the side edge and above the lamination table 1 so as to press and loosen the lamination battery cell; the pressing cutter lifting mechanism is arranged at the bottom of the pressing cutter mechanism 3 and is used for driving the pressing cutter mechanism 3 to lift; a lamination diaphragm blowback mechanism 5 is provided at the side of the lamination stage 1 for blowing the diaphragm forward so as to facilitate lamination of the pole pieces. The positive pole piece and the negative pole piece are carried to the lamination table 1, the diaphragm swing roller drives the diaphragm to move left and right in sequence and is overlapped on the pole piece to form a layer of diaphragm and a layer of positive pole piece, the lamination of the layer of diaphragm and the layer of negative pole piece is formed, in the process, the pressing knife mechanism 3 and the pressing knife lifting mechanism 4 are adjusted to the position of the pole piece from the forward and backward directions and the up and down directions and compress the diaphragm, the lamination table 1 is increased along with the thickness of the laminated pole piece, the lamination table lifting mechanism 2 drives the lamination table 1 to continuously descend, the lamination table lifting mechanism 2 controls the height of the lamination table 1, a tail winding process is not needed, and only after the last integral lifting, when the diaphragm is overlapped with the layer of pole piece again by an external back-blowing tail winding device, the diaphragm is reversely blown to the other side by the lamination diaphragm back blowing mechanism 5, and the pressing knife mechanism compresses the diaphragm, so that a complete lamination action is completed. The utility model can be applied to a Z-shaped stacking type integral lifting and high-precision lamination device of a lithium battery, and the lamination table can be independently lifted, so that the lamination table 1 can be accurately lowered by a certain height after each stacking is completed, and the height of the lamination is ensured to be unchanged after each stacking is completed.
In this embodiment, in order to make the electric core stack accomplish the back and make things convenient for the electric core to roll off the line, consider this kind of electric core inconvenient condition of roll off the line, be provided with the recess on the lamination platform 1 for after the electric core lamination is accomplished, can supply outside manipulator to insert in order to snatch the electric core, can not destroy the electric core that the lamination is accomplished when the electric core of roll off the line at the manipulator and make the diaphragm damage. Considering that the lamination table 1 is provided with a groove which can cause that the diaphragm is recessed in the groove when the lamination is carried out, so that the lamination is unstable, the lamination device further comprises a lamination table filling assembly 6, the lamination table filling assembly 6 is arranged in the groove of the lamination table 1 in a lifting manner, and the lamination table 1 is lifted to the same height in the lamination process so as to fill up the platform of the lamination table 1, thereby forming a complete platform and preventing the problems of wrinkling, collapse and the like of the diaphragm in the lamination process; after the lamination is completed, the lamination table filling assembly 6 moves downwards, is far away from the groove of the lamination table 1, and provides space for the outside lamination machine wire-clamping claw to be used for wire-clamping the laminated battery cell, so that the quality of the laminated battery cell is improved.
In this embodiment, the lamination station refill assembly 6 may be constructed in a variety of configurations known to those skilled in the art. The lamination station alignment assembly 6 of the present utility model includes a lamination station alignment plate 61 and an alignment plate cylinder 62. Wherein the lamination table alignment plate 61 is liftably disposed in the groove of the lamination table 1; the alignment plate cylinder 62 is disposed at the bottom of the lamination table 1 and connected to the lamination table alignment plate 61, and is used for driving the lamination table alignment plate 61 to lift. In the lamination process, the alignment plate cylinder 62 works to drive the lamination table alignment plate 61 to be lifted to the same height as the lamination table 1 so as to align the lacking platform of the lamination table 1 to form a complete platform, thereby preventing the problems of membrane wrinkling, collapse and the like in the lamination process; after the lamination is completed, the alignment plate cylinder 62 works to drive the lamination table alignment plate 61 to move downwards, away from the groove of the lamination table 1, to provide space for the external lamination machine wire-down clamp claw, so that the external lamination machine wire-down clamp claw can be used for taking down the laminated battery cell, and the quality of the battery cell after lamination is improved.
In this embodiment, the structure of the lamination table elevating mechanism 2 may be various structures known to those skilled in the art. As shown in fig. 2 and 3, fig. 2 is a side view of a lamination table lifting mechanism 2 in an integrally lifted high-precision lamination device according to an embodiment of the present utility model, and fig. 3 is a schematic view of the lamination table lifting mechanism 2 in the integrally lifted high-precision lamination device according to an embodiment of the present utility model. The lamination table lifting mechanism 2 in the lamination device comprises: a screw top plate 21, a first screw 22, a coupling 23 and a servo motor 24. The screw rod top plate 21 is arranged below the lamination table 1, and the lamination table 1 is abutted; the first screw 22 is rotatably connected with the bottom of the screw top plate 21; the coupler 23 is connected with the first screw rod 22; the servo motor 24 is connected with the coupler 23 and is used for rotating to drive the first screw rod to rotate through the coupler 23 so as to realize lifting of the screw rod top plate 21. The servo motor 24 works to drive the first screw rod 22 to move upwards, meanwhile, the first screw rod 22 also drives the screw rod top plate 21 to move upwards to be abutted with the lamination table 1, the pressing cutter mechanism 3, the pressing cutter lifting mechanism 4 and the lamination diaphragm blowback mechanism 5 can integrally ascend, the lamination position is stopped, lamination work is started, when the lamination is gradually thickened to the last piece of pole piece, the lamination table lifting mechanism 2 drives the first screw rod 22 to move downwards through the servo motor 24, meanwhile, the first screw rod 22 drives the screw rod top plate 21 to move downwards through the connection of the coupler 23, and meanwhile, the lamination table 1, the pressing cutter mechanism 3, the pressing cutter lifting mechanism 4 and the lamination diaphragm blowback mechanism 5 integrally descend to sequentially finish the action of the lamination.
In this embodiment, the lamination table lifting mechanism 2 lifts the lamination table 1, the pressing blade mechanism 3, the pressing blade lifting mechanism 4, and the lamination diaphragm blowback mechanism 5 as a whole, and may take various forms known to those skilled in the art. In the lamination device, the lamination table lifting mechanism 2 integrally lifts and lowers the lamination table 1, the pressing tool mechanism 3, the pressing tool lifting mechanism 4 and the lamination diaphragm blowback mechanism 5 through the lamination table moving plate 25 and the lamination table slide rail 26. Wherein the lamination table moving plate 25 is connected with the lamination table 1 and is vertically arranged; the lamination stage moving plate 25 is slidably disposed on the lamination stage slide rail 26. The lamination table lifting mechanism 2 works through the servo motor 24 to drive the first screw rod 22 to move upwards, meanwhile, the first screw rod 22 also drives the screw rod top plate 21 to move upwards to be abutted against the lamination table 1, the pressing cutter mechanism 3, the pressing cutter lifting mechanism 4 and the lamination diaphragm blowback mechanism 5 are integrally matched with each other through the lamination table moving plate 25 and the lamination table sliding rail 26 to finish the lifting process, the lamination table lifting mechanism is lifted to a lamination position to stop, lamination work is started, when the lamination is gradually thickened to the last piece of pole piece, the lamination table lifting mechanism 2 drives the first screw rod 22 to move downwards through the servo motor 24, meanwhile, the first screw rod 22 drives the screw rod top plate 21 to move downwards through the connection of the coupler 23, and meanwhile, the lamination table 1, the pressing cutter mechanism 3, the pressing cutter lifting mechanism 4 and the lamination diaphragm blowback mechanism 5 are integrally matched with each other through the lamination table moving plate 25 and the lamination table sliding rail 26 to finish the descending process, and the lamination is sequentially finished.
In this embodiment, the shape of the hold-down mechanism 3 may be various shapes known in the art. In one embodiment of the lamination device, the pressing tool mechanism 3 comprises a pressing tool 31, and the pressing tool 31 is arranged on the side surface of the lamination table 1 and used for translating on the side surface and the upper side of the lamination table 1 so as to compress and loosen the lamination battery cells. When positive and negative pole pieces are carried to the lamination table 1, the servo motor 24 drives the first screw rod 22 to ascend through the coupler 23, the ascending of the first screw rod 22 drives the screw rod top plate 21 to ascend to the feeding position of the lamination table, the lamination table alignment plate 61 moves upwards to the alignment lamination table 1 through the alignment plate cylinder 62, the diaphragms are sequentially overlapped on the pole pieces left and right, and the pressing knife 31 compresses the diaphragms through translating on the side face and the upper side of the lamination table 1, so that the positive and negative pole pieces can be overlapped on the diaphragms. When each piece of pole piece is overlapped, lamination platform elevating system 2 descends lamination platform 1 wholly, until accomplish the lamination action, after lamination platform 1 wholly goes up and down, outside blowback tail reel device catches the diaphragm, when a piece of pole piece is overlapped again, lamination platform mending subassembly 6 is with the diaphragm blowback to the opposite side, the diaphragm is pressed tightly to the pressure sword 31, form one deck diaphragm one deck pole piece at last, accomplish the lamination process, last lamination platform mending board 61 is through mending board cylinder 62 downwardly moving, lamination platform mending board 61 keeps away from lamination platform 1, make lamination platform 1's recess expose, outside lamination platform machinery down the fastener claw gets into lamination platform 1's recess, with the good electric core of lamination off line.
In this embodiment, the lifting manner of the blade lifting mechanism 4 may be various manners known to those skilled in the art. In one embodiment of the lamination device, the pressing cutter lifting mechanism 4 comprises a single pressing cutter lifting assembly 41 and a single pressing cutter sliding assembly 42, wherein the single pressing cutter lifting assembly 41 is connected with the pressing cutters 31 and corresponds to the pressing cutters 31 one by one and is used for driving the single pressing cutters 31 to lift; the single-pressing-blade sliding component 42 is connected with the single-pressing-blade lifting component 41 and is used for driving the single-pressing-blade lifting component 41 to approach and separate from the lamination table 1. The plurality of single-blade lifting assemblies 41 form an integral blade lifting assembly, the integral blade lifting assembly is connected with the single-blade sliding assembly 42, and the integral blade lifting assembly and the single-blade sliding assembly 42 are arranged on a platform plate. The platform board comprises: the pressing cutter lifting assembly bearing seat 411, the pressing cutter lifting assembly guide rail 412, the pressing cutter lifting assembly lead screw 413 and the pressing cutter lifting assembly motor 414, wherein the pressing cutter lifting assembly lead screw 413 is arranged in the pressing cutter lifting assembly bearing seat 411 and moves up and down through the pressing cutter lifting assembly guide rail 412, and the pressing cutter lifting assembly lead screw 413 is driven to move up and down on the pressing cutter lifting assembly guide rail 412 by the force of the pressing cutter lifting assembly motor 414, so that the pressing cutter 31 is driven to move up and down on the lamination table. The single presser 31 performs the ascending and descending movement of the single presser by the single presser lifting assembly 41, and the single presser lifting assembly 41 includes: a single-pressing knife lifting guide rail, a single-pressing knife lifting sliding block and a single-pressing knife lifting motor. The lift of single clamp knife 31 is through single clamp knife elevator motor's work, and the clamp knife 31 accomplishes the lift of single clamp knife 31 under the cooperation of single clamp knife lift guide and single clamp knife lift slider, can go up and down at the in-process of lamination, ensures that the in-process clamp knife of lamination at every turn can compress tightly the lamination according to the thickness of lamination, can improve the accuracy of lamination. The single presser sliding assembly 42 is disposed below the single presser lifting assembly 41, and is capable of controlling the corresponding single presser 31 to be away from or close to the lamination table 1. For the working mode of the single-press-knife sliding assembly 42, various working modes known to those skilled in the art can be adopted, in the lamination device, the press-knife lifting mechanism 4 comprises a single-press-knife sliding rail, the single-press-knife sliding rail is arranged at the bottom of the press knife, in particular to the bottom of the integral press-knife lifting assembly, the single-press-knife sliding assembly comprises sliding blocks, the sliding blocks are arranged on the single-press-knife sliding rail assemblies in a sliding manner, a plurality of sliding blocks are arranged on each single-press-knife sliding rail assembly, namely, the single-press-knife sliding rail assembly is arranged below each single-press-knife lifting assembly 41, a plurality of sliding blocks can be correspondingly arranged, and the sliding blocks and the single-press-knife sliding rail assemblies cooperate to drive the single-lifting assembly 41 to be close to or far away from the lamination table 1 through the action of a motor. In the lamination process, the diaphragm is the layer closest to the lamination table 1, the pressing knife 31 is lifted to a position close to the diaphragm through the integral pressing knife lifting assembly, then the diaphragm is also lifted to be pressed by the single pressing knife lifting assembly 41, and meanwhile, the single pressing knife sliding assembly 42 moves to a position close to the lamination table 1, and at the moment, the diaphragm is pressed by the pressing sheet; when the pole piece is overlapped on the diaphragm, the pressing knife 31 is integrally lifted through the integral pressing knife lifting assembly and the single pressing knife lifting assembly, and then the pressing knife 31 is far away from the lamination table 1 through the single pressing knife sliding assembly 42 to overlap the pole piece, so that the process of overlapping the battery cells is completed through repeated operation.
In this embodiment, considering whether the position of diaphragm can accomplish the condition of lamination process on lamination platform 1, the edge of this lamination platform 1 is provided with lamination platform sensor 7 that rectifies, and as lamination platform elevating system 2 along with lamination platform 1 electric core thickness increases constantly descends, lamination platform sensor 7 that rectifies can detect the position of diaphragm, rectifies the diaphragm of feeding with lamination diaphragm blowback mechanism 5 cooperation, realizes the location and the rectification of diaphragm, improves the whole precision of electric core lamination.
Through the technical scheme, the high-precision lamination device capable of integrally lifting solves the problem of low alignment precision of the diaphragm and the pole piece in the lamination process, ensures the integral alignment degree of the final battery cell, and improves the quality of the battery cell. The lamination device includes: lamination table 1, lamination table elevating system 2, press sword mechanism 3, press sword elevating system 4 and lamination diaphragm blowback mechanism 5. The lamination table lifting mechanism 2 is arranged below the lamination table 1 and is used for driving the lamination table 1 to lift; the pressing knife mechanism 3 is slidably arranged on the side edge of the lamination table 1 and is used for translating at the side edge and above the lamination table 1 so as to press and loosen the lamination battery cell; the pressing cutter lifting mechanism is arranged at the bottom of the pressing cutter mechanism 3 and is used for driving the pressing cutter mechanism 3 to lift; a lamination diaphragm blowback mechanism 5 is provided at the side of the lamination stage 1 for blowing the diaphragm forward so as to facilitate lamination of the pole pieces. The positive pole piece and the negative pole piece are carried to the lamination table 1, the diaphragm swing roller drives the diaphragm to move left and right in sequence and is overlapped on the pole piece to form a layer of diaphragm and a layer of positive pole piece, the lamination of the layer of diaphragm and the layer of negative pole piece is formed, in the process, the pressing knife mechanism 3 and the pressing knife lifting mechanism 4 are adjusted to the position of the pole piece from the forward and backward directions and the up and down directions and compress the diaphragm, the lamination table 1 is increased along with the thickness of the laminated pole piece, the lamination table lifting mechanism 2 drives the lamination table 1 to continuously descend, the lamination table lifting mechanism 2 controls the height of the lamination table 1, the lamination process does not need a tail winding process, and only when the diaphragm is overlapped on the last layer of pole piece again by an external back-blowing tail winding device, the diaphragm back blowing mechanism 5 reversely blows the diaphragm to the other side, and the pressing knife mechanism 3 compresses the diaphragm to complete a complete lamination action. The utility model can be applied to a Z-shaped stacking type integral lifting and high-precision lamination device of a lithium battery, and the lamination table can be independently lifted, so that the lamination table can be accurately lifted to a certain height after each stacking is completed, the height of the lamination is ensured to be unchanged after each stacking is completed, the integral lifting is realized, sufficient operation space can be provided for the lamination, and the integral lifting can be suitable for lamination cells with different sizes.
The optional embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the embodiments of the present utility model are not limited to the specific details of the foregoing embodiments, and various simple modifications may be made to the technical solutions of the embodiments of the present utility model within the scope of the technical concept of the embodiments of the present utility model, and all the simple modifications belong to the protection scope of the embodiments of the present utility model.
In addition, the specific features described in the above embodiments may be combined in any suitable manner without contradiction. In order to avoid unnecessary repetition, the various possible combinations of embodiments of the utility model are not described in detail.
In addition, any combination of the various embodiments of the present utility model may be made between the various embodiments, and should also be regarded as disclosed in the embodiments of the present utility model as long as it does not deviate from the idea of the embodiments of the present utility model.
Claims (8)
1. A high precision lamination device for integral lifting, characterized in that the lamination device comprises:
a lamination stage;
the lamination table lifting mechanism is arranged below the lamination table and used for driving the lamination table to lift;
the pressing knife mechanism is slidably arranged on the side edge of the lamination table and is used for translating at the side edge and the upper side of the lamination table so as to press and loosen the lamination battery cell;
the cutter pressing lifting mechanism is arranged at the bottom of the cutter pressing mechanism and used for driving the cutter pressing mechanism to lift;
and the lamination diaphragm back-blowing mechanism is arranged on the side edge of the lamination table and used for blowing the diaphragm forwards so as to facilitate lamination of the pole pieces.
2. The lamination device according to claim 1, wherein a groove is formed on the lamination table for an external manipulator to insert to grasp the laminated battery cell;
the lamination device comprises a lamination table supplementing assembly, and the lamination table supplementing assembly is arranged in the groove in a lifting mode and used for being lifted to the same height as the lamination table when lamination is carried out, so that planes of the lamination table are supplemented.
3. The lamination device of claim 2, wherein the lamination station alignment assembly comprises:
the lamination table alignment plate is arranged in the groove in a lifting manner;
and the alignment plate cylinder is arranged at the bottom of the lamination table and connected with the alignment plate of the lamination table and used for driving the alignment plate of the lamination table to lift.
4. The lamination device of claim 1, wherein the lamination table lifting mechanism comprises:
the screw rod top plate is arranged below the lamination table and is in butt joint with the lamination table;
the first screw rod is rotatably connected with the bottom of the screw rod top plate;
the coupler is connected with the first screw rod;
and the servo motor is connected with the coupler and is used for rotating to drive the first screw rod to rotate through the coupler, so that the lifting of the screw rod top plate is realized.
5. The lamination device of claim 4, wherein the lamination table lifting mechanism comprises:
the lamination table moving plate is connected with the lamination table and is vertically arranged;
lamination platform slide rail, lamination platform movable plate slip set up in on the lamination platform slide rail.
6. The lamination device of claim 1, wherein the hold down mechanism comprises:
the pressing knife is arranged on the side face of the lamination table and is used for translating at the side edge and the upper side of the lamination table so as to compress and loosen the lamination battery cells;
the pressing cutter lifting mechanism comprises:
the single pressing knife lifting assembly is connected with the pressing knives and corresponds to the pressing knives one by one and is used for driving the single pressing knives to lift;
and the single-pressure knife sliding assembly is connected with the single-pressure knife lifting assembly and is used for driving the single-pressure knife lifting assembly to move back and forth.
7. The lamination device of claim 6, wherein the hold-down knife lifting mechanism comprises a single hold-down knife slide rail disposed at the bottom of the hold-down knife;
the single-pressure knife sliding component comprises sliding blocks, the sliding blocks are arranged on the single-pressure knife sliding rails in a sliding mode, and a plurality of sliding blocks are arranged on each single-pressure knife sliding rail component.
8. Lamination device according to claim 1, characterized in that the edge of the lamination table is provided with a lamination table deflection sensor for detecting the current position of the diaphragm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321323033.0U CN219998278U (en) | 2023-05-24 | 2023-05-24 | High-precision lamination device capable of integrally lifting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321323033.0U CN219998278U (en) | 2023-05-24 | 2023-05-24 | High-precision lamination device capable of integrally lifting |
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| Publication Number | Publication Date |
|---|---|
| CN219998278U true CN219998278U (en) | 2023-11-10 |
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|---|---|---|---|
| CN202321323033.0U Active CN219998278U (en) | 2023-05-24 | 2023-05-24 | High-precision lamination device capable of integrally lifting |
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| Country | Link |
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| CN (1) | CN219998278U (en) |
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