CN217306581U

CN217306581U - Deviation rectifying mechanism for preventing deviation of tailing of positive and negative pole pieces

Info

Publication number: CN217306581U
Application number: CN202220147999.2U
Authority: CN
Inventors: 蒋天明; 李德刚
Original assignee: Dongguan Chuang Yiming Intelligent Equipment Co ltd
Current assignee: Dongguan Chuang Yiming Intelligent Equipment Co ltd
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-08-26
Anticipated expiration: 2032-01-20

Abstract

The utility model relates to a deviation rectifying mechanism for preventing the ending of positive and negative pole pieces from deviating; the winding mechanism comprises a rack and a rotating seat arranged on the rack, wherein a winding cell is arranged on the rotating seat, a horizontal rolling shaft is arranged above the rotating seat, a pressing mechanism is arranged on one side of the horizontal rolling shaft and comprises a fixed seat arranged on the rack and a jacking cylinder arranged on the fixed seat, guide rods are arranged on two sides of the fixed seat, a transmission block is arranged at one end of each guide rod, a jacking assembly is arranged at the other end of each guide rod, the jacking cylinder is in transmission connection with the transmission block, and the transmission block drives the guide rods to extend and retract on the fixed seat under the driving of the jacking cylinder; the beneficial effects of the utility model embody: the pressing mechanism used for providing tension for the cut pole piece is arranged at the pole piece feeding position, the pressing mechanism presses the cut pole piece tail end part to the horizontal rolling shaft position to provide tension, and the left-right swinging of the tail end of the pole piece is reduced, so that the winding precision of the pole piece is guaranteed, the edge alignment degree of the pole piece is higher, and the product yield is improved.

Description

Deviation rectifying mechanism for preventing deviation of tailing of positive and negative pole pieces

Technical Field

The utility model relates to the field of machinary, refer in particular to a deviation rectification mechanism that pendulum partially is prevented to positive and negative pole piece epilogue.

Background

With the popularization of lithium batteries, more and more products can use lithium batteries, so the requirements on lithium battery production equipment are higher and higher, the lithium batteries generally use winding equipment to wind positive and negative pole pieces on winding battery cores in a rotating seat, in a winding machine on the market at present, a deviation rectifying mechanism for rectifying deviation of the pole pieces is arranged at the unwinding position only in the unwinding and conveying processes, and a deviation rectifying design is lacked between a horizontal rolling shaft at the pole piece feeding position and the winding battery cores, as shown in fig. 1, when the pole pieces are cut off by a shearing mechanism in the winding process, the tail ends of the pole pieces lose tension, so that the pole pieces can deviate in different degrees in the subsequent winding process, the edges of the wound products are not level, the use of the products is influenced, the yield is reduced, and the high winding precision provided by customers is far reached.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model aims at providing a deviation rectifying mechanism is prevented putting partially by the ending of positive and negative pole piece.

In order to achieve the above object, the utility model adopts the following technical scheme: a deviation rectifying mechanism for preventing the tailing of positive and negative pole pieces from deviating comprises a rack and a rotary seat arranged on the rack, wherein a winding electric core for winding the positive and negative pole pieces is arranged on the rotary seat, a horizontal rolling shaft for positioning the pole pieces is arranged above the rotary seat, a pressing mechanism for pressing the cut pole pieces to provide tension is arranged on one side of the horizontal rolling shaft, the pressing mechanism comprises a fixed seat and a pressing cylinder arranged on the fixed seat, the fixed seat is arranged on the rack, telescopic guide rods are arranged on two sides of the fixed seat, a transmission block is arranged at one end of each of the two guide rods, a pressing component for pressing the cut pole pieces to the horizontal rolling shaft is arranged at the other end of each of the two guide rods, the pressing cylinder is in transmission connection with the transmission block, and the transmission block drives the guide rods to realize telescopic sliding on the fixed seat under the driving of the pressing cylinder, so that the jacking assembly can realize the action of pressing or loosening the pole piece.

Preferably, both sides of the fixing seat are provided with mounting holes matched with the guide rods, the guide rods are telescopically mounted on the mounting holes, and linear bearings sleeved on the outer sides of the guide rods are arranged in the mounting holes.

Preferably, the jacking cylinder is provided with a driving shaft, and the driving shaft is connected with the transmission block.

Preferably, the jacking assembly comprises a jacking block and a jacking roller, the jacking block is mounted on the guide rod, two ends of the jacking block are respectively provided with a fixed block which is symmetrical to each other, the jacking roller is arranged in front of the jacking block, and two ends of the jacking roller are respectively fixed on the fixed blocks.

Preferably, the top pressure roller and the horizontal roller are arranged oppositely and are positioned on the same horizontal plane.

The beneficial effects of the utility model embody: the utility model aims at providing a positive and negative pole piece ending prevents putting mechanism of rectifying partially is used for providing tensile hold-down mechanism to the pole piece after cutting through going into piece department setting at the pole piece, will be compressed tightly in order to provide tension to horizontal roller bearing department by the pole piece after cutting off end portion of receiving by hold-down mechanism to reduce pole piece tail end horizontal hunting to guarantee the coiling precision of pole piece, make pole piece edge alignment degree higher, improve the product yields, be convenient for use in production.

Drawings

Fig. 1 is a schematic structural diagram of the background art of the present invention.

Fig. 2 is a schematic view of the overall structure of the utility model in the unclamped state.

Fig. 3 is a schematic structural diagram of the pressing mechanism of the present invention.

Fig. 4 is the overall structure diagram of the utility model under the compression state.

Reference is made to the accompanying drawings in which:

1-a frame; 2-a rotating seat; 3-winding the battery cell; 4-horizontal roller; 5-a pressing mechanism; 6-fixing the base; 7-jacking and pressing the cylinder; 8-a guide rod; 9-a transmission block; 10-a top pressing component; 11-mounting holes; 12-a linear bearing; 13-a drive shaft; 14-top briquetting; 15-top pressure roller; 16-fixing block; 17-a shearing mechanism; 18-pole piece.

Detailed Description

In the following description, any concept relating to the directions or orientations of up, down, left, right, front, and rear is given with respect to the position shown in the drawings being described, and thus should not be construed as particularly limiting the technical solution provided by the present invention.

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings:

as shown in fig. 1-4, a deviation correcting mechanism for preventing the ending and swing deviation of positive and negative pole pieces comprises a frame 1 and a rotary base 2 installed on the frame 1, wherein a winding electric core 3 for winding the positive and negative pole pieces 18 is arranged on the rotary base 2, a horizontal roller 4 for positioning the pole pieces 18 is arranged above the rotary base 2, a pressing mechanism 5 for pressing the cut pole pieces 18 to provide tension is arranged on one side of the horizontal roller 4, the pressing mechanism 5 comprises a fixed base 6 and a pressing cylinder 7 installed on the fixed base 6, the fixed base 6 is installed on the frame 1, two sides of the fixed base 6 are respectively provided with a telescopic guide rod 8, one end of each of the two guide rods 8 is provided with a transmission block 9, and the other end is provided with a pressing component 10 for pressing the cut pole pieces 18 to the horizontal roller 4, the jacking cylinder 7 is in transmission connection with the transmission block 9, and the transmission block 9 is driven by the jacking cylinder 7 to drive the guide rod 8 to realize telescopic sliding on the fixed seat 6, so that the jacking assembly 10 realizes the action of pushing or releasing the pole piece 18.

Preferably, both sides of the fixing seat 6 are provided with mounting holes 11 matched with the guide rods 8, the guide rods 8 are telescopically mounted on the mounting holes 11, and linear bearings 12 sleeved on the outer sides of the guide rods 8 are arranged in the mounting holes 11.

Preferably, the pressing cylinder 7 is provided with a driving shaft 13, and the driving shaft 13 is connected with the transmission block 9.

Preferably, the jacking component 10 includes a jacking block 14 and a jacking roller 15, the jacking block 14 is mounted on the guide rod 8, two ends of the jacking block 14 are respectively provided with a fixing block 16 which are symmetrical to each other, the jacking roller 15 is arranged in front of the jacking block 14, and two ends of the jacking roller are respectively fixed on the fixing block 16.

Preferably, the top pressure roller 15 is arranged opposite to the horizontal roller 4 and is located on the same horizontal plane.

The utility model relates to a mechanism of rectifying that positive and negative pole piece epilogue is prevented putting partially, including frame 1, be provided with roating seat 2 in frame 1, be provided with the coiling electric core 3 that is used for convoluteing positive and negative pole piece 18 in roating seat 2, be provided with the horizontal roller bearing 4 as the benchmark in order to be used for advancing line location to pole piece 18 in the top of roating seat 2, pole piece 18 carries to coiling electric core 3 department through this horizontal roller bearing 4 and carries out holistic coiling operation, is provided with the hold-down mechanism 5 that is used for pushing down the 18 tail ends of pole piece after cutting off in one side of horizontal roller bearing 4.

Further, hold-down mechanism 5 includes fixed mounting 6 in frame 1 and installs roof pressure cylinder 7 on fixed mounting 6, the both sides of fixed mounting 6 all are provided with mounting hole 11, all be provided with guide arm 8 in the mounting hole 11 of both sides, be provided with the linear bearing 12 of locating this guide arm 8 outside in the mounting hole 11, two guide arms 8 are provided with transmission block 9 in the one end of keeping away from horizontal roller bearing 4, one end near horizontal roller bearing 4 is provided with roof pressure subassembly 10, two guide arms 8 distribute in the both ends of roof pressure cylinder 7 symmetrically, roof pressure cylinder 7 is connected with transmission block 9 transmission through drive shaft 13, and carry power to transmission block 9 through drive shaft 13 on, drive two guide arms 8 and realize synchronous axial telescopic sliding on fixed mounting 6 by transmission block 9.

Further, the jacking assembly 10 comprises a jacking block 14 and fixing blocks 16 symmetrically installed at two ends of the jacking block 14, the jacking block 14 is installed at the end portions of the two guide rods 8, the two fixing blocks 16 and the jacking block 14 are matched with each other to form a U-shaped installation frame, a jacking roller 15 located in front of the jacking block 14 is arranged in the installation frame, two ends of the jacking roller 15 are respectively installed on the two fixing blocks 16, and the jacking roller 15 and the horizontal roller 4 are oppositely arranged and located on the same horizontal plane.

Further, after the pole piece 18 is cut off by the shearing mechanism positioned above the horizontal roller 4, the jacking cylinder 7 is started, the driving shaft 13 drives the driving block 9 to move, and the driving block 9 drives the guide rod 8 to press the jacking roller 15 to the horizontal roller 4, so that the tail end of the pole piece 18 which loses tension after being cut off is pressed on the horizontal roller 4, and the jacking roller 15 presses the tail end of the battery positive pole piece 18, so that when the pole piece 18 is wound, the tail end left-right swing of the pole piece 18 after no tension exists is reduced, better ending precision can be obtained, the alignment degree of the winding edges of the positive pole piece 18 and the negative pole piece 18 is improved, and the quality and the yield of the battery are optimized.

The above, it is only the preferred embodiment of the present invention, not right the technical scope of the present invention makes any restriction, the technical personnel of the industry, under this technical scheme's enlightenment, can do some deformation and modification, all the basis the utility model discloses a technical essence is to any modification, the equivalent change and the modification of the above embodiment do, all still belong to the technical scheme's scope of the present invention.

Claims

1. The utility model provides a mechanism of rectifying that beat is partially prevented in positive and negative pole piece epilogue, includes the frame and installs the roating seat in the frame, be provided with on the roating seat and be used for carrying out the coiling electric core of coiling positive and negative pole piece, the top of roating seat is provided with the horizontal roller that is used for fixing a position the pole piece, its characterized in that: the pressing mechanism is used for pressing the cut pole piece to provide tension and comprises a fixing seat and a pressing cylinder installed on the fixing seat, the fixing seat is installed on the rack, telescopic guide rods are arranged on two sides of the fixing seat, a transmission block is arranged at one end of each of the two guide rods, a pressing assembly used for pressing the cut pole piece to the horizontal rolling shaft is arranged at the other end of each of the two guide rods, the pressing cylinder is in transmission connection with the transmission block, and the transmission block drives the guide rods to achieve telescopic sliding on the fixing seat under the driving of the pressing cylinder so that the pressing assembly can press or loosen the pole piece.

2. The deviation rectifying mechanism for preventing the ending deviation of the positive and negative plates according to claim 1, is characterized in that: the guide rod is telescopically arranged on the mounting hole, and a linear bearing sleeved outside the guide rod is arranged in the mounting hole.

3. The deviation rectifying mechanism for preventing the ending of the positive and negative pole pieces from deviating as claimed in claim 1, is characterized in that: the jacking cylinder is provided with a driving shaft, and the driving shaft is connected with the transmission block.

4. The deviation rectifying mechanism for preventing the ending deviation of the positive and negative plates according to claim 1, is characterized in that: the jacking assembly comprises a jacking block and a jacking roller, the jacking block is arranged on the guide rod, two ends of the jacking block are respectively provided with a fixed block which is symmetrical to each other, the jacking roller is arranged in front of the jacking block, and two ends of the jacking roller are respectively fixed on the fixed blocks.

5. The deviation rectifying mechanism for preventing the ending deviation of the positive and negative plates according to claim 4, is characterized in that: the top pressure roller and the horizontal roller are oppositely arranged and are positioned on the same horizontal plane.