CN216958138U

CN216958138U - Winding device for winding laminated battery

Info

Publication number: CN216958138U
Application number: CN202220574296.8U
Authority: CN
Inventors: 陈晨; 詹新举; 路宝
Original assignee: Wuhu Etc Battery Ltd
Current assignee: Wuhu Etc Battery Ltd
Priority date: 2022-03-16
Filing date: 2022-03-16
Publication date: 2022-07-12
Anticipated expiration: 2032-03-16

Abstract

The utility model discloses a winding device of a winding type laminated battery, which relates to the technical field of battery winding and comprises a bottom frame, wherein a support frame is connected to the bottom frame in a sliding manner, a hollow rotating rod is connected to the support frame in a rotating manner, a rotating table is installed at the tail end of the rotating rod, a first air cylinder is installed on the rotating table, a support block is arranged at one end of the rotating table, a second air cylinder is installed on the support block, a sliding groove is formed in the bottom side of the support block, a first clamping plate and a second clamping plate are respectively installed at the tail ends of the first air cylinder and the second air cylinder, and the first clamping plate is connected in the sliding groove in a sliding manner. According to the utility model, the laminated electrode is clamped by the two clamping plates through the first air cylinder and the second air cylinder, the driving motor is started to drive the spline shaft to rotate, then the rotating rod rotates to wind the laminated electrode, the laminated electrode rotates for two circles, the driving motor stops and starts the first air cylinder to withdraw the first clamping plate into the sliding groove, then the driving motor is started to rotate to wind, the materials of the two sides of the second clamping plate are the same after winding, and the deformation of the pole piece caused by the difference of friction coefficients of the two sides after winding is avoided.

Description

Winding device for winding laminated battery

Technical Field

The utility model relates to the technical field of battery winding, in particular to a winding device for a winding type laminated battery.

Background

The battery is mainly composed of an electrode assembly with a positive electrode pole piece, a diaphragm and a negative electrode pole piece structure, and the winding type laminated electrode assembly is a combination of the winding type electrode assembly and the laminated type electrode assembly. The wound laminated electrode assembly was prepared as follows: carrying out hot pressing treatment on a plurality of positive pole pieces with preset sizes, adhesive diaphragms coated on two sides and negative pole pieces which are placed between the positive pole pieces and the negative pole pieces according to the adhesive diaphragms to obtain a monomer electrode assembly; and sequentially placing the single electrode assemblies on the adhesive membrane with glue applied to one side for winding to obtain the wound laminated electrode assembly. The winding of the current wound laminated electrode assembly is still similar to the winding of the wound electrode assembly: and the winding clamp clamps the first single electrode assembly and rotates, so that the single electrode assemblies are sequentially stacked in a state of being separated by the diaphragm until the winding of one cycle is completed. However, the winding clamp is provided with an upper clamping plate and a lower clamping plate, the surfaces of the single electrode assembly and the surface of the diaphragm are respectively contacted with the upper surface and the lower surface of each clamping plate, and the friction force of the upper surface and the lower surface of each clamping plate in the extraction process is different due to different friction coefficients of different materials, so that the winding core is deformed due to uneven stress. Therefore, there is a need for a winding device for winding a laminate battery to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a winding device for winding a laminate battery to solve the above-mentioned drawbacks of the prior art.

The utility model provides a around a package device of formula of book lamination battery, includes the chassis, sliding connection has the support frame on the chassis, it is connected with hollow dwang to rotate on the support frame, the revolving stage is installed to the end of dwang, install cylinder one on the revolving stage, the one end of revolving stage is equipped with the supporting shoe, install cylinder two on the supporting shoe, and the bottom side of supporting shoe is equipped with the spout, splint one and splint two are installed respectively to cylinder one and cylinder two's end, and a splint sliding connection is in the spout.

Preferably, a supporting table is installed to the lateral wall symmetry of chassis, one side install driving motor on the supporting table, driving motor's output is connected with the integral key shaft, sliding connection has the slider on the lateral wall of integral key shaft, one side of slider is rotated and is connected with the pivot, and the pivot passes through the integral key shaft and rotates, install synchronizing wheel one in the pivot, and synchronizing wheel one rotates along with the pivot, synchronizing wheel two is installed to one side of dwang, synchronizing wheel one and synchronizing wheel outside have cup jointed the belt, the end of integral key shaft is rotated and is connected on the supporting table with the other end.

Preferably, a pushing cylinder is installed on the supporting table at the other end, the output end of the pushing cylinder is connected to the bottom side of the supporting frame, a cam follower is installed at the bottom side of the supporting frame, the cam follower is connected to the concave position of the rotating shaft in a clearance mode, a first sliding table is installed on one side of the bottom frame, and one side of the sliding block is connected to the first sliding table in a sliding mode.

Preferably, a second sliding table is installed at the upper end of the bottom frame, one side of the supporting frame is connected to the second sliding table in a sliding mode, a supporting rod is installed on the supporting frame, the tail end of the supporting rod is installed and connected with a pneumatic sliding ring, and the other end of the pneumatic sliding ring is installed on one side of the rotating rod.

Preferably, the laminated electrode is clamped between the first clamping plate and the second clamping plate.

The utility model has the advantages that: according to the utility model, the first clamping plate extends out of the sliding groove through the first air cylinder, the second clamping plate moves downwards through the second air cylinder, the laminated electrode is clamped through the first clamping plate and the second clamping plate, then the driving motor is started to drive the spline shaft to rotate, then the first synchronous wheel rotates and drives the second synchronous wheel to rotate through belt transmission, then the rotating rod rotates to drive the rotating platform to rotate, the first clamping plate and the second clamping plate rotate to rotate the laminated electrode, when the laminated electrode rotates to the second circle, the driving motor stops and starts the first air cylinder to withdraw the first clamping plate into the sliding groove, then the driving motor is started to rotate to wind, and because the two sides of the first clamping plate and the second clamping plate are both diaphragms after winding, the pole piece deformation caused by different friction coefficients at the two sides is avoided after winding.

Drawings

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

Fig. 2 and 3 are schematic structural diagrams of the non-mounted laminated electrode in different viewing angles.

Wherein: 1-a chassis; 2-a support frame; 3-rotating the rod; 4-rotating table; 5, a first air cylinder; 6-a supporting block; 7-cylinder two; 8-a chute; 9-clamping plate; 10-a support table; 11-a drive motor; 12-a splined shaft; 13-a slide block; 14-a rotating shaft; 15-a first synchronizing wheel; 16-a second synchronizing wheel; 17-a belt; 18-a push cylinder; 19-a cam follower; 20, a first sliding table; 21-a second sliding table; 22-a support bar; 23-a pneumatic slip ring; 24-a laminated electrode; 25-splint two.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1 to 3, a device of rolling up around a formula lamination battery, includes chassis 1, sliding connection has support frame 2 on chassis 1, it is connected with hollow dwang 3 to rotate on the support frame 2, revolving stage 4 is installed to the end of dwang 3, install cylinder 5 on the revolving stage 4, the one end of revolving stage 4 is equipped with supporting shoe 6, install cylinder two 7 on the supporting shoe 6, and the bottom side of supporting shoe 6 is equipped with spout 8, splint one 9 and splint two 25 are installed respectively to the end of cylinder one 5 and cylinder two 7, and splint one 9 sliding connection is in spout 8.

In this embodiment, a supporting bench 10 is installed to the lateral wall symmetry of chassis 1, one side install driving motor 11 on the supporting bench 10, driving motor 11's output is connected with integral key shaft 12, sliding connection has slider 13 on integral key shaft 12's the lateral wall, one side of slider 13 is rotated and is connected with pivot 14, and pivot 14 rotates through integral key shaft 12, install synchronizing wheel 15 in the pivot 14, and synchronizing wheel 15 rotates along with pivot 14, synchronizing wheel two 16 is installed to one side of dwang 3, belt 17 has been cup jointed in the synchronizing wheel 15 and the synchronizing wheel two 16 outsides, the end of integral key shaft 12 rotates on connecting supporting bench 10 with the other end. The driving motor 11 is electrically connected to a field power supply.

In this embodiment, a pushing cylinder 18 is installed on the other end supporting table 10, an output end of the pushing cylinder 18 is connected to the bottom side of the supporting frame 2, a cam follower 19 is installed on the bottom side of the supporting frame 2, the cam follower 19 is connected to the concave portion of the rotating shaft 14 in a clearance manner, a first sliding table 20 is installed on one side of the underframe 1, and one side of the sliding block 13 is connected to the first sliding table 20 in a sliding manner.

In this embodiment, two 21 of slip tables are installed to the upper end of chassis 1, one side sliding connection of support frame 2 is on two 21 of slip tables, install bracing piece 22 on the support frame 2, pneumatic sliding ring 23 of connection is installed to the end of bracing piece 22, pneumatic sliding ring 23's the other end is installed in one side of dwang 3. The first air cylinder 5 and the second air cylinder 7 are connected to one side of the pneumatic slip ring 23, one side of the pneumatic slip ring 23 rotates along with the rotating rod 3, the other side of the pneumatic slip ring 23 is fixed on the supporting rod 22, and air passes through the pneumatic slip ring 23.

In this embodiment, the laminated electrode 24 is sandwiched between the first and

second clamping plates

9 and 25. The laminated electrode 24 includes a cell electrode assembly and a separator.

The working principle of the utility model is as follows: the laminated electrode 24 is moved to a clamping plate 5 of the device from an unwinding roller by the existing clamping mechanism, then a first air cylinder 5 is started to push a first clamping plate 9 to slide out from a sliding groove 8, a second air cylinder 7 is started to push a second clamping plate 25 to clamp the laminated electrode 24, then a driving motor 11 is started to drive a spline shaft 12 to rotate and drive a rotating shaft 14 to rotate, then a first synchronizing wheel 15 rotates and drives a second synchronizing wheel 16 to rotate through a belt 17, then a rotating rod 3 rotates to drive a rotating platform 4 to rotate, the first clamping plate 9 and the second clamping plate 25 clamp the laminated electrode 24 to rotate, then after the laminated electrode 24 rotates for two circles, the driving motor 11 stops, at the moment, the outer side of the second clamping plate 25 is wrapped with two layers of diaphragms of the laminated electrode 24, the first air cylinder 5 is started to withdraw the first clamping plate 9, the diaphragms wound on the second clamping plate 25 cannot be scattered due to friction resistance, then the driving motor 11 rotates to drive the second clamping plate 25 to rotate and wind the laminated electrode 24, when winding is finished, the pushing cylinder 18 is started, the supporting frame 2 is pushed to slide along the second sliding table 21, the rotating shaft 14 is pushed to slide along the spline shaft 12 through the cam follower 19, the sliding block 13 slides along the first sliding table 20, then the second clamping block 25 is drawn out from the laminated electrode 24, and the folded battery is conveyed to the next station from the conveying belt at the bottom side.

According to the utility model, the first clamping plate 9 extends out of the sliding groove 8 through the first air cylinder 5, the second clamping plate 25 moves downwards through the second air cylinder 7, the lamination electrode 24 is clamped through the first clamping plate 9 and the second clamping plate 25, the driving motor 11 is started to drive the spline shaft 12 to rotate, the first synchronizing wheel 15 rotates and is driven through the belt 17 to drive the second synchronizing wheel 16 to rotate, the rotating rod 3 rotates to drive the rotating platform 4 to rotate, the first clamping plate 9 and the second clamping plate 25 rotate, the lamination electrode 24 rotates, when the second ring is rotated, the driving motor 11 stops and starts the first air cylinder 5 to withdraw the first clamping plate 9 into the sliding groove 8, and then the driving motor 11 is started to rotate for winding.

It will be appreciated by those skilled in the art that the utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the utility model are intended to be embraced therein.

Claims

1. A winding device for winding a laminate battery, characterized in that: including chassis (1), sliding connection has support frame (2) on chassis (1), it is connected with hollow dwang (3) to rotate on support frame (2), revolving stage (4) are installed to the end of dwang (3), install cylinder (5) on revolving stage (4), the one end of revolving stage (4) is equipped with supporting shoe (6), install cylinder two (7) on supporting shoe (6), and the bottom side of supporting shoe (6) is equipped with spout (8), splint (9) and splint two (25) are installed respectively to the end of cylinder (5) and cylinder two (7), and splint (9) sliding connection in spout (8).

2. The winding device for winding a rolled laminate battery according to claim 1, wherein: supporting bench (10) are installed to the lateral wall symmetry of chassis (1), one side install driving motor (11) on supporting bench (10), the output of driving motor (11) is connected with integral key shaft (12), sliding connection has slider (13) on the lateral wall of integral key shaft (12), one side of slider (13) is rotated and is connected with pivot (14), and pivot (14) rotate through integral key shaft (12), install synchronizing wheel (15) on pivot (14), and synchronizing wheel (15) rotate along with pivot (14), synchronizing wheel two (16) are installed to one side of dwang (3), belt (17) have been cup jointed in synchronizing wheel (15) and synchronizing wheel two (16) outsides, the end of integral key shaft (12) is rotated and is connected on supporting bench (10) with the other end.

3. The winding device for winding a rolled laminated battery according to claim 2, wherein: install on other end supporting bench (10) and promote cylinder (18), the output of promoting cylinder (18) is connected in the bottom side of support frame (2), cam follower (19) are installed to the bottom side of support frame (2), cam follower (19) gap junction is in the depressed part of pivot (14), slip table one (20) are installed to one side of chassis (1), one side sliding connection of slider (13) is on slip table one (20).

4. The winding device for winding a rolled laminated battery according to claim 1, wherein: slip table two (21) are installed to the upper end of chassis (1), one side sliding connection of support frame (2) is on slip table two (21), install bracing piece (22) on support frame (2), the end of bracing piece (22) is installed and is connected pneumatic sliding ring (23), the other end of pneumatic sliding ring (23) is installed in one side of dwang (3).

5. The winding device for winding a rolled laminated battery according to claim 1, wherein: and a laminated electrode (24) is clamped between the first clamping plate (9) and the second clamping plate (25).