CN108213737A - A kind of device and method using laser cutting electrodes of lithium-ion batteries - Google Patents
A kind of device and method using laser cutting electrodes of lithium-ion batteries Download PDFInfo
- Publication number
- CN108213737A CN108213737A CN201810150016.9A CN201810150016A CN108213737A CN 108213737 A CN108213737 A CN 108213737A CN 201810150016 A CN201810150016 A CN 201810150016A CN 108213737 A CN108213737 A CN 108213737A
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- China
- Prior art keywords
- lithium
- electrodes
- ion batteries
- cutting
- module
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0408—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work for planar work
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses a kind of device and method 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 absorption 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 also effect of dedusting, improves cutting accuracy.
Description
Technical field
The present invention relates to lithium ion battery production fields, and in particular to a kind of use is cut by laser electrodes of lithium-ion batteries
Device and method.
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 conveyor, 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
It is horizontal and vertical using the dust hood progress dust suction being arranged on above pole piece.This laser cutting mode has the disadvantage that：
Pole piece out-of-flatness during 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.
Invention content
The application provides a kind of device and method using laser cutting electrodes of lithium-ion batteries, it is intended to improve cutting essence
Degree.
One embodiment of the invention 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 electrodes of lithium-ion batteries to be transmitted in the horizontal direction；
Cutting module for adsorbing the electrodes of lithium-ion batteries of drive module transmission, puts down the electrodes of lithium-ion batteries
It is whole to be fitted on cutting module；
Circulation conveying module, for the multiple cutting modules of circulation conveying；
Cutting module on the first conveying side of circulation conveying module when conveying, positioned at the lithium-ion electric of drive module transmission
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, controller is further included, controller is used for
When cutting module is moved to cleavage, drive module and circulation conveying module is controlled to suspend conveying, starts laser beam emitting device
Electrodes of lithium-ion batteries is cut.
The device using laser cutting electrodes of lithium-ion batteries, wherein, controller is further included, 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
Track groove for making the path hollow out of laser cutting, discharges waste residue.
The device using laser cutting electrodes of lithium-ion batteries, wherein, it is provided on the cutting module multiple
Negative pressure channel, the negative pressure channel are used to adsorb 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 or 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.
One embodiment of the invention provides a kind of method of the laser cutting electrodes of lithium-ion batteries based on above device, including
Following steps：
Drive module driving electrodes of lithium-ion batteries is fed forward；
Cutting module absorption electrodes of lithium-ion batteries on the first conveying side in circulation conveying module, and it is defeated recycling
Send under the drive of 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.
Beneficial effects of the present invention：Device and method provided by the invention using laser cutting electrodes of lithium-ion batteries,
Including laser beam emitting device, drive module, cutting module and circulation conveying module.Drive module drive electrodes of lithium-ion batteries to
Preceding conveying.Cutting module absorption electrodes of lithium-ion batteries on the first conveying side in circulation conveying module, and it is defeated recycling
Send under the drive of module with electrodes of lithium-ion batteries synchronizing moving；Cutting module stops mobile or continuation after reaching cutting position
Mobile, 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 also effect of dedusting, cutting accuracy is improved.
Description of the drawings
Fig. 1 is the front view provided by the invention using the device first embodiment for being cut by laser electrodes of lithium-ion batteries；
Fig. 2 is the vertical view provided by the invention using the device first embodiment for being cut by laser electrodes of lithium-ion batteries；
Fig. 3 is provided by the invention using being cut by laser in the device of electrodes of lithium-ion batteries, and the structure of cutting module is shown
It is intended to；
Fig. 4 is laser under the second way in the device provided by the invention using laser cutting electrodes of lithium-ion batteries
The schematic diagram of cutting track；
Fig. 5 is the front view provided by the invention using the device second embodiment for being cut by laser electrodes of lithium-ion batteries；
Fig. 6 is straight-line electric in the device second embodiment provided by the invention using laser cutting electrodes of lithium-ion batteries
The schematic diagram of machine；
Fig. 7 is the flow chart provided by the invention using the method for being cut by laser electrodes of lithium-ion batteries.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only the section Example of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, the every other implementation that those skilled in the art are obtained without creative efforts
Example, shall fall within the protection scope of the present invention.
Referring to Fig. 1, the device provided by the invention using laser cutting electrodes of lithium-ion batteries, including：Laser emission
Device 10, drive module 30, circulation conveying module 40 and multiple cutting modules 50.For being cut by laser electrodes of lithium-ion batteries
It illustrates.
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 electrodes of lithium-ion batteries 10 to be transmitted in the horizontal direction.In Fig. 1, lithium ion
Battery pole piece 10 conveys to the right, as depicted by the solid-line 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 being rotatably assorted between roller and pole piece 10 of roller come band
Dynamic pole piece 10 is run to cleavage.
The circulation conveying module 40, for the multiple cutting modules 50 of circulation conveying, 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 drive module 30 and passes
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 level
Loopy moving in face, for example, the circulation conveying module 40 is horizontally disposed cycloconveyor belt (flowing water cycle disk).Laser is sent out
Injection device 20 is located at the surface of electrodes of lithium-ion batteries 10 on cleavage.Cutting module 50 on the first conveying side 410
Positioned at the lower section of electrodes of lithium-ion batteries 10.
The cutting module 50 for adsorbing the electrodes of lithium-ion batteries 10 of 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 Fig. 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 used for the dust (dedusting) for adsorbing electrodes of lithium-ion batteries 10 and laser cutting generates.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 during cleavage by laser beam emitting device 20, 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, avoided the occurrence of defocus and showed
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 invention, further includes detection device and controller.Detection device is used to detect cutting module 50
No arrival cleavage, and result is exported to controller.The controller is used for when cutting module 50 is moved to cleavage,
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, drive module 30 and circulation conveying module 40 is controlled suspends 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
With circulation conveying module 40, when next cutting module 50 reaches cleavage, above-mentioned control process is repeated, is realized uninterrupted
Work.
The second way is：For the controller when cutting module 50 is moved to cleavage, drive module 30 and cycle are defeated
Module 40 is sent 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 present invention cuts electrodes of lithium-ion batteries using laser, realization method to cut pole
The precision higher of piece, more convenient to do cutting dedusting, to subsequent rewinding, the lamination process of pole piece is more convenient, hence it is evident that is promoted
The efficiency of complete machine, integrated level are very high.
In a second embodiment, as shown in figure 5, the circulation conveying module 40 drives multiple cutting modules 50 vertical
Loopy moving in face, for example, as shown in fig. 6, the circulation conveying module 40 includes the linear motor being vertically arranged.It is corresponding to swash
Light emitting devices 20 is located at 10 positive front of cleavage superior pole piece；And the cutting module 50 on the first conveying side 410 is located at lithium
The rear at 10 back side of ion battery pole piece.The linear motor includes stator 430 and mover 440.The cutting module 50 is fixed
On the mover 440 of linear motor.The track of the stator 430 circularizes or other shapes, and mover 440 is in stator 430
Track on loopy moving.Mover 440 can set multiple, and one or more cutting modules 50 are fixed on mover 440.This implementation
The device of example is different from the first embodiment in layout, and other principles are identical with mode, and this will not be repeated here.
Based on the laser cutting device in above-described embodiment, the present invention also provides a kind of laser cutting electrodes of lithium-ion batteries
Method, as shown in fig. 7, comprises following steps：
S10, drive module driving electrodes of lithium-ion batteries are fed forward.
Cutting module absorption electrodes of lithium-ion batteries on S20, the first conveying side in circulation conveying module, and 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 present invention, is merely used to help understand the present invention, not limiting
The system present invention.For those skilled in the art, thought according to the present invention can also be made several simple
It deduces, deform 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 electrodes of lithium-ion batteries to be transmitted in the horizontal direction；
Cutting module for adsorbing the electrodes of lithium-ion batteries of drive module transmission, makes the smooth patch of the electrodes of lithium-ion batteries
It closes on cutting module；
Circulation conveying module, for the multiple cutting modules of circulation conveying；
Cutting module on the first conveying side of circulation conveying module when conveying, positioned at the lithium ion cell electrode of drive module transmission
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, and drive module and circulation conveying module is controlled to suspend conveying, is opened
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, start laser beam emitting device and electrodes of lithium-ion batteries is carried out
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, for making the path hollow out of laser cutting, discharges waste residue.
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 used to adsorb 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 rotate 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 or in vertical plane.
8. the device as claimed in claim 7 using laser cutting electrodes of lithium-ion batteries, which is characterized in that the cycle is defeated
Module is sent to include horizontally disposed cycloconveyor belt.
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
Module is sent to include the linear motor being vertically arranged, the cutting module is fixed on the mover of linear motor.
A kind of 10. method of the laser cutting electrodes of lithium-ion batteries based on claim 1 described device, which is characterized in that packet
Include following steps：
Drive module driving electrodes of lithium-ion batteries is fed forward；
Cutting module absorption electrodes of lithium-ion batteries on the first conveying side in circulation conveying module, and in circulation conveying mould
Under the drive of block with electrodes of lithium-ion batteries synchronizing moving；
Cutting module, which reaches, to be stopped mobile after cutting position or continues to move to, laser beam emitting device send out laser with cut lithium from
Sub- battery pole piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810150016.9A CN108213737A (en) | 2018-02-13 | 2018-02-13 | A kind of device and method using laser cutting electrodes of lithium-ion batteries |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810150016.9A CN108213737A (en) | 2018-02-13 | 2018-02-13 | A kind of device and method using laser cutting electrodes of lithium-ion batteries |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108213737A true CN108213737A (en) | 2018-06-29 |
Family
ID=62661866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810150016.9A Pending CN108213737A (en) | 2018-02-13 | 2018-02-13 | A kind of device and method using laser cutting electrodes of lithium-ion batteries |
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| CN (1) | CN108213737A (en) |
Cited By (6)
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|---|---|---|---|---|
| CN109230778A (en) * | 2018-08-20 | 2019-01-18 | 合肥国轩高科动力能源有限公司 | Battery sheet cutting transfer device |
| CN109671746A (en) * | 2018-12-11 | 2019-04-23 | 武汉华星光电半导体显示技术有限公司 | Organic LED display panel and display device |
| CN109926737A (en) * | 2019-04-12 | 2019-06-25 | 无锡先导智能装备股份有限公司 | Tab forming method |
| CN112236886A (en) * | 2018-12-07 | 2021-01-15 | 株式会社Lg化学 | Lithium electrode manufacturing device and manufacturing method |
| CN113523551A (en) * | 2021-07-21 | 2021-10-22 | 袁霞 | Negative-pressure stable special ceramic substrate laser cutting device and cutting method thereof |
| CN117245233A (en) * | 2023-10-18 | 2023-12-19 | 江苏智疆航空科技发展有限公司 | Negative pressure stable type special ceramic substrate laser cutting device and cutting method thereof |
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| CN113523551A (en) * | 2021-07-21 | 2021-10-22 | 袁霞 | Negative-pressure stable special ceramic substrate laser cutting device and cutting method thereof |
| CN117245233A (en) * | 2023-10-18 | 2023-12-19 | 江苏智疆航空科技发展有限公司 | Negative pressure stable type special ceramic substrate laser cutting device and cutting method thereof |
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