CN208033936U - A kind of device using laser cutting electrodes of lithium-ion batteries - Google Patents
A kind of device using laser cutting electrodes of lithium-ion batteries Download PDFInfo
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- CN208033936U CN208033936U CN201820257875.3U CN201820257875U CN208033936U CN 208033936 U CN208033936 U CN 208033936U CN 201820257875 U CN201820257875 U CN 201820257875U CN 208033936 U CN208033936 U CN 208033936U
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- lithium
- electrodes
- ion batteries
- cutting
- module
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Abstract
The utility model discloses a kind of devices using laser cutting electrodes of lithium-ion batteries, including laser beam emitting device, drive module, cutting module and circulation conveying module.Drive module driving electrodes of lithium-ion batteries is fed forward.In circulation conveying module first conveying side on cutting module adsorb electrodes of lithium-ion batteries, and under the drive of circulation conveying module with electrodes of lithium-ion batteries synchronizing moving；Cutting module reaches cutting position to be stopped mobile or continues to move to later, and laser beam emitting device sends out laser to cut electrodes of lithium-ion batteries.Electrodes of lithium-ion batteries is adsorbed by cutting module, not only so that electrodes of lithium-ion batteries is smooth in cutting, stablizes, but also the effect of also dedusting, improve cutting accuracy.
Description
Technical field
The utility model is related to lithium ion battery production fields, and in particular to a kind of using laser cutting lithium ion cell electrode
The device of piece.
Background technology
In electrodes of lithium-ion batteries laser cutting process, the method for original electrodes of lithium-ion batteries laser cutting is sleeping
Formula is vertical.Horizontal cut substantially is laminated battery plate, so-called horizontal, i.e. pole piece horizontal transport in transmission belt, reaches and swashs
It is cut after below light emitting devices.It is vertical that usually cut is coiled battery.It is existing for the dust that cutting generates
The horizontal and vertical dust hood being arranged above pole piece that is all made of carries out dust suction.This laser cutting mode has the disadvantage that：
Pole piece out-of-flatness when laser cutting causes cutting accuracy low；The dust suction above pole piece, suction too conference cause pole piece out-of-flatness,
The too small then dust removing effects of suction are bad.
Therefore, the prior art has much room for improvement and improves.
Utility model content
The application provides a kind of device using laser cutting electrodes of lithium-ion batteries, it is intended to improve cutting accuracy.
One embodiment of the utility model provides a kind of device using laser cutting electrodes of lithium-ion batteries, including：
Laser beam emitting device, for sending out laser to cut electrodes of lithium-ion batteries；
Drive module, for transmitting electrodes of lithium-ion batteries in the horizontal direction；
Multiple cutting modules, the electrodes of lithium-ion batteries for adsorbing drive module transmission, make the lithium ion cell electrode
Piece is smooth to be fitted on cutting module；
Circulation conveying module is used for the multiple cutting modules of circulation conveying；
Cutting module is located at the lithium-ion electric of drive module transmission when being conveyed on the first conveying side of circulation conveying module
The rear at the pond pole piece back side；Cutting module first conveying side on the electrodes of lithium-ion batteries synchronizing moving.
The device using laser cutting electrodes of lithium-ion batteries, wherein further include controller, controller is used for
When cutting module is moved to cleavage, controls drive module and circulation conveying module suspends conveying, start laser beam emitting device
Electrodes of lithium-ion batteries is cut.
The device using laser cutting electrodes of lithium-ion batteries, wherein further include controller, controller is used for
When cutting module is moved to cleavage, starts laser beam emitting device and cutting on line is carried out to electrodes of lithium-ion batteries.
The device using laser cutting electrodes of lithium-ion batteries, wherein cutting is provided on the cutting module
Waste residue is discharged in track groove, the path hollow out for making laser cutting.
The device using laser cutting electrodes of lithium-ion batteries, wherein be provided on the cutting module multiple
Negative pressure channel, the negative pressure channel is for adsorbing electrodes of lithium-ion batteries and/or dedusting.
The device using laser cutting electrodes of lithium-ion batteries, wherein the drive module includes setting up and down
Two delivery rolls, the rotation of two delivery rolls is to press electrodes of lithium-ion batteries and drive lithium ion cell electrode by frictional force
Piece moves forwards.
The device using laser cutting electrodes of lithium-ion batteries, wherein the circulation conveying module drive is multiple
Cutting module loopy moving in the horizontal plane.
The device using laser cutting electrodes of lithium-ion batteries, wherein the circulation conveying module drive is multiple
Cutting module loopy moving in vertical plane.
The device using laser cutting electrodes of lithium-ion batteries, wherein the circulation conveying module includes level
The cycloconveyor belt of setting.
The device using laser cutting electrodes of lithium-ion batteries, wherein the circulation conveying module includes vertical
The linear motor of setting, the cutting module are fixed on the mover of linear motor.
The beneficial effects of the utility model：Dress provided by the utility model using laser cutting electrodes of lithium-ion batteries
It sets, including laser beam emitting device, drive module, cutting module and circulation conveying module.Drive module drives lithium ion cell electrode
Piece is fed forward.Cutting module on the first conveying side in circulation conveying module adsorbs electrodes of lithium-ion batteries, and is following
Under the drive of ring conveyor module with electrodes of lithium-ion batteries synchronizing moving；Cutting module reach stop after cutting position it is mobile or
It continues to move to, laser beam emitting device sends out laser to cut electrodes of lithium-ion batteries.Lithium ion battery is adsorbed by cutting module
Pole piece, not only so that electrodes of lithium-ion batteries is smooth in cutting, stablizes, but also the effect of also dedusting, improve cutting essence
Degree.
Description of the drawings
Fig. 1 is facing using the device first embodiment for being cut by laser electrodes of lithium-ion batteries provided by the utility model
Figure；
Fig. 2 is the vertical view provided by the utility model using the device first embodiment for being cut by laser electrodes of lithium-ion batteries
Figure；
Fig. 3 is the knot of cutting module in the device provided by the utility model using laser cutting electrodes of lithium-ion batteries
Structure schematic diagram；
Fig. 4 is in the device provided by the utility model using laser cutting electrodes of lithium-ion batteries, under the second way
It is cut by laser the schematic diagram of track；
Fig. 5 is facing using the device second embodiment for being cut by laser electrodes of lithium-ion batteries provided by the utility model
Figure；
Fig. 6 is in the device second embodiment provided by the utility model using laser cutting electrodes of lithium-ion batteries, directly
The schematic diagram of line motor；
Fig. 7 is the flow chart provided by the utility model using the method for being cut by laser electrodes of lithium-ion batteries.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only the section Example of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those skilled in the art are obtained without creative efforts
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Referring to Fig. 1, the device provided by the utility model using laser cutting electrodes of lithium-ion batteries, including：Laser
Emitter 10, drive module 30, circulation conveying module 40 and multiple cutting modules 50.
The laser beam emitting device 20, for sending out laser (shown in Fig. 1 dotted arrows) to cut electrodes of lithium-ion batteries
10.Specifically, when electrodes of lithium-ion batteries 10 reaches cleavage, laser beam emitting device 20 emits laser automatically, as needed
The figure of cutting is cut by laser.
The drive module 30, for transmitting electrodes of lithium-ion batteries 10 in the horizontal direction.In Fig. 1, lithium ion
Battery pole piece 10 conveys to the right, as shown by solid arrows.A pair of of delivery roll can be used in the drive module 30, by setting up and down
Two delivery rolls press electrodes of lithium-ion batteries 10, by the frictional force of roller being rotatably assorted between roller and pole piece 10 come band
Dynamic pole piece 10 is run to cleavage.
The circulation conveying module 40, for the multiple cutting modules of circulation conveying 50, it is ensured that be loaded in above multiple
Cutting module 50 does uninterrupted shuttling movement.First conveying side 410 of the circulation conveying module 40 is located at the biography of drive module 30
The back side rear of defeated electrodes of lithium-ion batteries 10, cutting module 50 first conveying side 410 on the lithium ion cell electrode
10 synchronizing moving of piece (the two moving direction is as shown in Fig. 1 solid arrows).The front of electrodes of lithium-ion batteries 10 is phase with rear
For laser beam emitting device 20, laser beam emitting device 20 is located at 10 positive front of electrodes of lithium-ion batteries, and front is
Pole piece receives the face of laser.
As shown in Fig. 2, in the first embodiment, the circulation conveying module 40 drives multiple cutting modules 50 in horizontal plane
Interior loopy moving, for example, the circulation conveying module 40 is horizontally disposed cycloconveyor belt (flowing water cycle disk).Laser emission
Device 20 is located at the surface of electrodes of lithium-ion batteries 10 on cleavage.Cutting module 50 on first conveying side 410
In the lower section of electrodes of lithium-ion batteries 10.
The cutting module 50, the electrodes of lithium-ion batteries 10 for adsorbing the transmission of drive module 30, makes the lithium ion
Battery pole piece 10 is smooth to be fitted on cutting module 50；And cleavage is provided and is cut.As shown in figure 3, the cutting module 50
Upper surface is smooth (for plane), is provided with：The cutting track slot 520 and multiple negative pressure that shape is adapted to laser cutting path
Channel 510.Negative pressure channel 510 is for adsorbing electrodes of lithium-ion batteries 10, and the dust (dedusting) of laser cutting generation.It is described
Cutting module 50 in circulation conveying module 40 with 10 same speed of electrodes of lithium-ion batteries, it is equidirectional to cleavage convey, arrive at
It is cut by laser by laser beam emitting device 20 when cleavage, the suction-operated of the negative pressure channel 510 ensure that pole piece 10 is smooth
Be fitted in 50 surface of cutting module so that entire 10 surface of pole piece can be cut in laser spot, and it is existing to avoid the occurrence of defocus
As.Cutting track slot 520 ensures the path hollow out of laser cutting, and pole piece and cutting module 50 are detached on cutting path so that
For laser in cutting, the cutting path of pole piece has enough spaces to come downward exhaust energy and waste residue on cutting module 50.
Device provided by the utility model further includes detection device and controller.Detection device is for detecting cutting module
Whether 50 reach cleavage, and result is exported to controller.The controller is used to be moved to cleavage in cutting module 50
When, pole piece is cut by controlling drive module 30, circulation conveying module 40 and laser beam emitting device 20.
The controller control device be cut by laser there are two types of mode.First way is：The controller is being cut
When cutting module 50 and being moved to cleavage, controls drive module 30 and circulation conveying module 40 suspend conveying, startup Laser emission
Device 20 cuts electrodes of lithium-ion batteries 10, after cutting, closes laser beam emitting device 20, starts drive module 30
Above-mentioned control process is repeated, uninterrupted work is realized when next cutting module 50 reaches cleavage with circulation conveying module 40
Make.
The second way is：For the controller when cutting module 50 is moved to cleavage, drive module 30 and cycle are defeated
It send module 40 to continue to run with, starts laser beam emitting device 20 and cutting on line is carried out to electrodes of lithium-ion batteries 10.In the first side
In formula, laser cutting module 50 when cutting pole piece remains static；In the second way, laser is cut when cutting pole piece
It cuts module 50 to be kept in motion, the laser cutting path of the two can be variant, as shown in Figure 3 and Figure 4.
It can be seen that the utility model cuts electrodes of lithium-ion batteries using laser, realization method to cut
The precision higher of pole piece is cut, more convenient to do cutting dedusting, to subsequent rewinding, the lamination process of pole piece is more convenient, hence it is evident that
The efficiency of complete machine is promoted, integrated level is very high.
In a second embodiment, as shown in figure 5, the circulation conveying module 40 drives multiple cutting modules 50 in vertical plane
Interior loopy moving, for example, as shown in fig. 6, the circulation conveying module 40 includes the linear motor being vertically arranged.Corresponding laser
Emitter 20 is located at 10 positive front of cleavage superior pole piece；And first conveying side 410 on cutting module 50 be located at lithium from
The rear at 10 back side of sub- battery pole piece.The linear motor includes stator 430 and mover 440.The cutting module 50 is fixed on
On the mover 440 of linear motor.The track of the stator 430 circularizes or other shapes, and mover 440 is in stator 430
Loopy moving on track.Mover 440 can be arranged multiple, and one or more cutting modules 50 are fixed on mover 440.The present embodiment
Device be different from the first embodiment in layout, other principles are identical with mode, and this will not be repeated here.
Based on the laser cutting device in above-described embodiment, the utility model also provides a kind of laser cutting lithium ion battery
The method of pole piece, as shown in fig. 7, comprises following steps：
S10, drive module driving electrodes of lithium-ion batteries are fed forward.
Cutting module on S20, the first conveying side in circulation conveying module adsorbs electrodes of lithium-ion batteries, and is following
Under the drive of ring conveyor module with electrodes of lithium-ion batteries synchronizing moving.
S30, cutting module stop moving after reaching cutting position, and laser beam emitting device sends out laser to cut lithium ion
Battery pole piece.
Using the above method, electrodes of lithium-ion batteries is fed forward by drive module, and is attracted to cutting module table
Face, drive module convey pole piece and cutting module to cleavage with circulation conveying module synchronization；Pole piece reach cleavage it
Afterwards, drive module stops conveying with circulation conveying module, is cut by laser beam emitting device light extraction, to next work after cutting completion
Position conveying, then continue above-mentioned cutting, conveying action after next cutting module to cleavage, thus do circulation action.
In other embodiments, the step S30 includes：Cutting module continues to move to after reaching cutting position, laser
Emitter sends out laser to cut electrodes of lithium-ion batteries.Since the detailed process and technique effect of the method are above-mentioned
It has been elaborated in device embodiment, details are not described herein.
Use above specific case is illustrated the utility model, is merely used to help understand the utility model, and
Not limiting the utility model.For those skilled in the art of the present invention, the think of according to the utility model
Think, several simple deductions, deformation can also be made or replaces.
Claims (10)
1. a kind of device using laser cutting electrodes of lithium-ion batteries, which is characterized in that including：
Laser beam emitting device, for sending out laser to cut electrodes of lithium-ion batteries；
Drive module, for transmitting electrodes of lithium-ion batteries in the horizontal direction；
Multiple cutting modules, the electrodes of lithium-ion batteries for adsorbing drive module transmission keep the electrodes of lithium-ion batteries flat
It is whole to be fitted on cutting module；
Circulation conveying module is used for the multiple cutting modules of circulation conveying；
Cutting module is located at the lithium ion cell electrode of drive module transmission when being conveyed on the first conveying side of circulation conveying module
The rear at the piece back side；Cutting module first conveying side on the electrodes of lithium-ion batteries synchronizing moving.
2. the device as described in claim 1 using laser cutting electrodes of lithium-ion batteries, which is characterized in that further include control
Device, controller are used for when cutting module is moved to cleavage, control drive module and circulation conveying module suspends conveying, open
Dynamic laser beam emitting device cuts electrodes of lithium-ion batteries.
3. the device as described in claim 1 using laser cutting electrodes of lithium-ion batteries, which is characterized in that further include control
Device, controller are used for when cutting module is moved to cleavage, are started laser beam emitting device and are carried out to electrodes of lithium-ion batteries
Wire cutting.
4. the device as described in claim 1 using laser cutting electrodes of lithium-ion batteries, which is characterized in that the blanking punch
Cutting track slot is provided on block, waste residue is discharged in the path hollow out for making laser cutting.
5. the device as described in claim 1 using laser cutting electrodes of lithium-ion batteries, which is characterized in that the blanking punch
Multiple negative pressure channels are provided on block, the negative pressure channel is for adsorbing electrodes of lithium-ion batteries and/or dedusting.
6. the device as described in claim 1 using laser cutting electrodes of lithium-ion batteries, which is characterized in that the driving mould
Block includes two delivery rolls setting up and down, and two delivery rolls rotations are to press electrodes of lithium-ion batteries and by frictional force come band
Dynamic electrodes of lithium-ion batteries moves forwards.
7. the device as described in claim 1 using laser cutting electrodes of lithium-ion batteries, which is characterized in that the cycle is defeated
Send the multiple cutting modules of module drive loopy moving in the horizontal plane.
8. the device as described in claim 1 using laser cutting electrodes of lithium-ion batteries, which is characterized in that the cycle is defeated
Send the multiple cutting modules of module drive loopy moving in vertical plane.
9. the device as claimed in claim 7 using laser cutting electrodes of lithium-ion batteries, which is characterized in that the cycle is defeated
It includes horizontally disposed cycloconveyor belt to send module.
10. the device as claimed in claim 8 using laser cutting electrodes of lithium-ion batteries, which is characterized in that the cycle
Conveyor module includes the linear motor being vertically arranged, and the cutting module is fixed on the mover of linear motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820257875.3U CN208033936U (en) | 2018-02-13 | 2018-02-13 | A kind of device using laser cutting electrodes of lithium-ion batteries |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820257875.3U CN208033936U (en) | 2018-02-13 | 2018-02-13 | A kind of device using laser cutting electrodes of lithium-ion batteries |
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| Publication Number | Publication Date |
|---|---|
| CN208033936U true CN208033936U (en) | 2018-11-02 |
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| CN201820257875.3U Active CN208033936U (en) | 2018-02-13 | 2018-02-13 | A kind of device using laser cutting electrodes of lithium-ion batteries |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108213737A (en) * | 2018-02-13 | 2018-06-29 | 深圳吉阳智能科技有限公司 | A kind of device and method using laser cutting electrodes of lithium-ion batteries |
| CN110116277A (en) * | 2019-05-20 | 2019-08-13 | 广东利元亨智能装备股份有限公司 | A kind of tab laser cutting method and its equipment |
| CN111741837A (en) * | 2018-11-23 | 2020-10-02 | 株式会社Lg化学 | Electrode lead cutting apparatus for battery cell |
| CN112296534A (en) * | 2019-10-09 | 2021-02-02 | 宁德时代新能源科技股份有限公司 | Pole piece cutting device and method |
-
2018
- 2018-02-13 CN CN201820257875.3U patent/CN208033936U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108213737A (en) * | 2018-02-13 | 2018-06-29 | 深圳吉阳智能科技有限公司 | A kind of device and method using laser cutting electrodes of lithium-ion batteries |
| CN111741837A (en) * | 2018-11-23 | 2020-10-02 | 株式会社Lg化学 | Electrode lead cutting apparatus for battery cell |
| US11491582B2 (en) | 2018-11-23 | 2022-11-08 | Lg Energy Solution, Ltd. | Electrode lead cutting apparatus for battery cells |
| CN110116277A (en) * | 2019-05-20 | 2019-08-13 | 广东利元亨智能装备股份有限公司 | A kind of tab laser cutting method and its equipment |
| CN110116277B (en) * | 2019-05-20 | 2022-05-24 | 广东利元亨智能装备股份有限公司 | Laser cutting method and device for tab |
| CN112296534A (en) * | 2019-10-09 | 2021-02-02 | 宁德时代新能源科技股份有限公司 | Pole piece cutting device and method |
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