CN107195978A - A kind of method for removing battery pole piece coating - Google Patents
A kind of method for removing battery pole piece coating Download PDFInfo
- Publication number
- CN107195978A CN107195978A CN201710472704.2A CN201710472704A CN107195978A CN 107195978 A CN107195978 A CN 107195978A CN 201710472704 A CN201710472704 A CN 201710472704A CN 107195978 A CN107195978 A CN 107195978A
- Authority
- CN
- China
- Prior art keywords
- pole piece
- laser scanning
- scanning system
- coating
- vacuum platform
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Primary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
The invention discloses a kind of method for removing battery pole piece coating, initially fixed using a pair of coatings of several reels, material transfer is carried out by power transmission shaft, correction during component progress haul of being rectified a deviation by sensor is unreeled, vacuum adsorbed fixation is entered by vacuum platform, the removal of pole piece coating is carried out by laser scanning system, the chip of pole piece is cleared up by Roller for sticking dust, by defects detection imaging system to going the pole piece after removing coating to be detected to ensure the quality of product, last pole piece formation pole piece roll two, in whole production process, the box feeding gas expansion shaft two of feeding gas expansion shaft one carries out coordinated signals, the synchronous progress for ensureing processing and collecting.This method can will not cause pole piece to scratch during removing coating is removed, and can be while tracing detection, it is ensured that the quality of production, improve production efficiency.
Description
Technical field
The present invention relates to a kind of method for removing removing coating, more particularly to a kind of method for removing battery pole piece coating, category
In battery technical field of processing equipment.
Background technology
Lithium ion battery has the advantages that voltage is big, specific energy is big, has extended cycle life, has a safety feature, therefore is employed
In the electronic equipments such as mobile phone, notebook computer, with the progress of science and technology, application of the lithium ion battery in electric automobiles
Also it is more and more concerned.Battery pole piece is the pith in battery, has important influence for the function quality of battery, no
Need that by the connection contact of lug the capacitance of battery could be expanded between same battery, multiple batteries are fitted together and done
One battery is used.The tab welding of battery needs the coating removal that will be coated on a pole piece part just to enter on pole piece
Row tab welding.The existing method for removing pole piece coating has Mechanical Method and chemical method, and Mechanical Method easily scratches pole piece, chemical method
Easily pollution environment, therefore, study pole piece coating removal and during removal carry out detection have great importance.
The content of the invention
In order to solve the above problems, the present invention provides a kind of method for removing battery pole piece coating, and this method can gone
During removing coating, pole piece will not be caused to scratch, and can be while tracing detection, it is ensured that the quality of production, improves production effect
Rate.
In order to achieve the above object, the present invention uses following technical scheme：A kind of method for removing battery pole piece coating, institute
The system used includes pole piece reel one, power transmission shaft, sensor deviation correcting device, laser scanning system one, vacuum platform one, binding dust
Roller one, vacuum platform two, laser scanning system two, Roller for sticking dust, defects detection imaging system and pole piece reel two, it is above-mentioned respectively by upper
State order and be arranged to streamline, wherein laser scanning system one and vacuum platform one is used cooperatively in pairs, laser scanning system two
Used cooperatively in pairs with vacuum platform two；Step is as follows：
(1) to formation pole piece roll one on feeding gas expansion shaft one on the coiled pole piece for finishing coating；
(2) start whole system to start working, feeding gas expansion shaft rotates release pole piece at the beginning, power transmission shaft carries out material transfer；
(3) when pole piece is by sensor correction component, sensor carries out several whether puts partially partially, if pole piece is put partially, both
Alarm progress correction is sent to unreel；
(4) pole piece by laser scanning system one and vacuum platform for the moment, vacuum platform one carries out position determination and by pole
Piece is adsorbed on vacuum platform one, and the laser scanning system one positioned at the opposite of vacuum platform one launches laser beam, above pole piece
To the coating of the side of laser scanning system one according to the quick burn off of shape of setting, gasification with the naked metallic conduction collection for spilling centre
Fluid, and make up to the requirement of battery pole ear welding；
(5) pole piece for removing a finishing coat carries out cleaning treatment by Roller for sticking dust one；
(6) when pole piece passes through laser scanning system two and vacuum platform two, vacuum platform two carries out pole piece position determination, simultaneously
By pole piece absorption on vacuum platform two, the laser scanning system two positioned at the opposite of vacuum platform two launches laser beam, by pole piece
The coating of the side of laser scanning system two is led according to the quick burn off of shape of setting, gasification with the naked metal for spilling centre above
Electrojet body, and make up to the requirement of battery pole ear welding；
(7) pole piece for removing another finishing coat carries out cleaning treatment by Roller for sticking dust two；
(8) when pole piece passes through defects detection imaging system, to going the pole piece after removing coating to detect, it is contrasted through system
Afterwards, when error is larger, shutdown is detected to eliminate error to system；
(9) pole piece is finally wrapped in formation pole piece roll two on feeding gas expansion shaft two.
Further, feeding gas expansion shaft one and the coordinated signals of feeding gas expansion shaft two.
Further, before using Roller for sticking dust progress binding dust, the removal of pole piece chip is carried out with gas flow purging.
Further, the vacuum of described vacuum suction is -20KPa~-100KPa.
Further, the laser beam of described laser scanning system one and laser scanning system two is flat top beam.
Further, described defects detection imaging system is the imaging system that two-sided defect is detected simultaneously.
The present invention carries out burn off, gasification by using laser scanning system to the coating of pole piece, realizes pole piece lossless
Wound ground removes removing coating, is detected by defects detection imaging system, realizes to produce automatically and detects, it is to avoid artificial detection band
The error come, it is ensured that the quality of production, improves production efficiency.
Brief description of the drawings
Fig. 1 is the system diagram of the present invention.
In figure：1st, pole piece roll one, 2, power transmission shaft, 3, sensor correction component, 4, laser scanning system one, 5, vacuum platform
One, 6, Roller for sticking dust one, 7, vacuum platform two, 8, laser scanning system two, 9, Roller for sticking dust two, 10, defects detection imaging system,
11st, pole piece roll two, 12, feeding gas expansion shaft one, 13, feeding gas expansion shaft two.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings.
It is as shown in Figure 1 working procedure systemses figure used in the present invention, including pole piece reel 1, power transmission shaft 2, sensor entangle
It is deflection device 3, laser scanning system 1, vacuum platform 1, Roller for sticking dust 1, vacuum platform 27, laser scanning system 28, viscous
Dirt roller 9, defects detection imaging system 10 and pole piece reel 2 11, it is above-mentioned to be respectively arranged to streamline, wherein laser by said sequence
Scanning system 1 and vacuum platform 1 are used cooperatively in pairs, and cooperation makes in pairs for laser scanning system 28 and vacuum platform 27
With.
A kind of method for removing battery pole piece coating, comprises the following steps：
(1) to formation pole piece roll 1 on feeding gas expansion shaft 1 on the coiled pole piece for finishing coating；
(2) start whole system to start working, feeding gas expansion shaft 1 starts rotation release pole piece, power transmission shaft 2 is passed
Material；
(3) when pole piece is by sensor correction component, sensor carries out several whether puts partially partially, if pole piece is put partially, both
Alarm progress correction is sent to unreel；
(4) when pole piece passes through laser scanning system 1 and vacuum platform 1, vacuum platform 1 carries out position determination, simultaneously
By pole piece absorption on vacuum platform 1, the laser scanning system 1 positioned at the opposite of vacuum platform 1 launches laser beam, by pole
Above piece to the coating of the side of laser scanning system 1 according to the quick burn off of shape of setting, gasification with the naked gold for spilling centre
Belong to conductive current collector, and make up to the requirement of battery pole ear welding；
(5) pole piece for removing a finishing coat carries out cleaning treatment by Roller for sticking dust 29；
(6) when pole piece passes through laser scanning system 28 and vacuum platform 27, it is true that vacuum platform 27 carries out pole piece position
Determine and by pole piece absorption on vacuum platform 27, the laser scanning system 28 positioned at the opposite of vacuum platform 27 launches laser
Beam, by above pole piece to the coating of the side of laser scanning system 28 (side for not carrying out coating removal) according to setting
The quick burn off of shape, gasification are with the naked requirement for spilling the metallic conduction collector of centre, and making up to battery pole ear welding；
(7) pole piece for removing another finishing coat carries out cleaning treatment by Roller for sticking dust 1；
(8) when pole piece passes through defects detection imaging system 10, to going the pole piece after removing coating to detect, contrasted through system
Afterwards, error is larger (goes the area of removing coating is too small can not carry out tab welding, or removes the excessive influence of coating area to make
With) when, shutdown is detected to eliminate error to system；
(9) pole piece is finally wrapped in formation pole piece roll 2 11 on feeding gas expansion shaft 2 13.
In production process, feeding gas expansion shaft 1 and the coordinated signals of feeding gas expansion shaft 2 13 can be by the pole pieces processed
Timely and accurately wound, will not both be caused in the dilatory longer pole piece of intermediate step, the tension that will not also make pole piece dilatory
Pole piece is deformed or influence is used.
Before binding dust is carried out using Roller for sticking dust, the removal of pole piece chip is carried out with gas flow purging, it is to avoid pole piece table
Face chip savings is excessive, can not be removed during later stage Roller for sticking dust dedusting clean.
The vacuum of described vacuum suction is -20KPa~-100KPa, and vacuum is too small, is difficult to fix pole piece, vacuum
Spend greatly, easily deform pole piece.
Described laser scanning system 1 and the laser beam of laser scanning system 28 are flat top beam, can accurately be gone
Except the coating of solid shape.
Described defects detection imaging system is the imaging system that two-sided defect is detected simultaneously, can expeditiously be examined
Survey, will not be because process is excessive and causes production efficiency slack-off.
Claims (6)
1. a kind of method for removing battery pole piece coating, it is characterised in that used system includes pole piece reel one (1), passed
Moving axis (2), sensor deviation correcting device (3), laser scanning system one (4), vacuum platform one (5), Roller for sticking dust one (6), vacuum are put down
Platform two (7), laser scanning system two (8), Roller for sticking dust (9), defects detection imaging system (10) and pole piece reel two (11), it is above-mentioned
Respectively it is arranged to streamline by said sequence, wherein laser scanning system one (4) and vacuum platform one (5) is used cooperatively in pairs, swashs
Photo-scanning system two (8) and vacuum platform two (7) are used cooperatively in pairs；Step is as follows：
(1) on the coiled pole piece for finishing coating to forming pole piece roll one (1) on feeding gas expansion shaft one (12)；
(2) start whole system to start working, feeding gas expansion shaft one (12) starts rotation release pole piece, power transmission shaft (2) is passed
Material；
(3) when pole piece is by sensor correction component, whether sensor progress is several puts partially partially, if pole piece is put partially, both sends
Alarm carries out correction and unreeled；
(4) when pole piece passes through laser scanning system one (4) and vacuum platform one (5), vacuum platform one (5) progress position determination,
And by pole piece absorption on vacuum platform one (5), laser scanning system one (4) transmitting positioned at vacuum platform one (5) opposite swashs
Light beam, by above pole piece to the coating of laser scanning system one (4) side according to setting the quick burn off of shape, gasify with naked leakage
Go out the metallic conduction collector of centre, and make up to the requirement of battery pole ear welding；
(5) pole piece for removing a finishing coat carries out cleaning treatment by Roller for sticking dust one (6)；
(6) when pole piece passes through laser scanning system two (8) and vacuum platform two (7), it is true that vacuum platform two (7) carries out pole piece position
Determine and by pole piece absorption on vacuum platform two (7), the laser scanning system two (8) positioned at vacuum platform two (7) opposite is launched
Laser beam, by above pole piece to the coating of laser scanning system two (8) side according to setting the quick burn off of shape, gasify with naked
The metallic conduction collector of centre is spilt, and makes up to the requirement of battery pole ear welding；
(7) pole piece for removing another finishing coat carries out cleaning treatment by Roller for sticking dust two (9)；
(8) when pole piece passes through defects detection imaging system (10), to going the pole piece after removing coating to detect, it is contrasted through system
Afterwards, when error is larger, shutdown is detected to eliminate error to system；
(9) pole piece, which is finally wrapped on feeding gas expansion shaft two (13), forms pole piece roll two (11).
2. a kind of method for removing battery pole piece coating according to claim 1, it is characterized in that：Feeding gas expansion shaft one (12)
With feeding gas expansion shaft two (13) coordinated signals.
3. a kind of method for removing battery pole piece coating according to claim 1 or 2, it is characterized in that：Entered using Roller for sticking dust
Before row binding dust, the removal of pole piece chip is carried out with gas flow purging.
4. a kind of method for removing battery pole piece coating according to claim 3, it is characterized in that：Described vacuum suction
Vacuum is -20KPa~-100KPa.
5. a kind of method for removing battery pole piece coating according to claim 4, it is characterized in that：Described laser scanning system
The laser beam of unified (4) and laser scanning system two (8) is flat top beam.
6. a kind of method for removing battery pole piece coating according to claim 5, it is characterized in that：Described defects detection into
As simultaneously system is the imaging system that two-sided defect is detected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710472704.2A CN107195978A (en) | 2017-06-21 | 2017-06-21 | A kind of method for removing battery pole piece coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710472704.2A CN107195978A (en) | 2017-06-21 | 2017-06-21 | A kind of method for removing battery pole piece coating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107195978A true CN107195978A (en) | 2017-09-22 |
Family
ID=59879316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710472704.2A Pending CN107195978A (en) | 2017-06-21 | 2017-06-21 | A kind of method for removing battery pole piece coating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107195978A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107946654A (en) * | 2017-11-17 | 2018-04-20 | 上海临仕激光科技有限公司 | A kind of lithium ion battery and its laser manufacture method and laser cleaner |
| CN114378052A (en) * | 2021-12-13 | 2022-04-22 | 海目星激光智能装备（江苏）有限公司 | Pole piece cleaning system and method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006290504A (en) * | 2005-04-07 | 2006-10-26 | Sumitomo Electric Ind Ltd | Device and method for correction, carriage, inspection, and manufacture of band-like flexible member |
| US20110186553A1 (en) * | 2010-01-29 | 2011-08-04 | Phoenix Silicon International Corporation | Coating layer removing apparatus and method for the same |
| CN203936519U (en) * | 2014-05-30 | 2014-11-12 | 宁德新能源科技有限公司 | Electrodes of lithium-ion batteries coating cleaning device |
| CN104577208A (en) * | 2014-12-26 | 2015-04-29 | 山东神工海特电子科技有限公司 | Cleaning method for coating of lithium ion battery pole piece |
| CN205628799U (en) * | 2016-05-19 | 2016-10-12 | 宁德新能源科技有限公司 | Pole piece belt cleaning device |
| CN106410113A (en) * | 2016-11-08 | 2017-02-15 | 珠海光宇电池有限公司 | Method for removing pole piece coating and pole piece coating cleaning device |
-
2017
- 2017-06-21 CN CN201710472704.2A patent/CN107195978A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006290504A (en) * | 2005-04-07 | 2006-10-26 | Sumitomo Electric Ind Ltd | Device and method for correction, carriage, inspection, and manufacture of band-like flexible member |
| US20110186553A1 (en) * | 2010-01-29 | 2011-08-04 | Phoenix Silicon International Corporation | Coating layer removing apparatus and method for the same |
| CN203936519U (en) * | 2014-05-30 | 2014-11-12 | 宁德新能源科技有限公司 | Electrodes of lithium-ion batteries coating cleaning device |
| CN104577208A (en) * | 2014-12-26 | 2015-04-29 | 山东神工海特电子科技有限公司 | Cleaning method for coating of lithium ion battery pole piece |
| CN205628799U (en) * | 2016-05-19 | 2016-10-12 | 宁德新能源科技有限公司 | Pole piece belt cleaning device |
| CN106410113A (en) * | 2016-11-08 | 2017-02-15 | 珠海光宇电池有限公司 | Method for removing pole piece coating and pole piece coating cleaning device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107946654A (en) * | 2017-11-17 | 2018-04-20 | 上海临仕激光科技有限公司 | A kind of lithium ion battery and its laser manufacture method and laser cleaner |
| CN114378052A (en) * | 2021-12-13 | 2022-04-22 | 海目星激光智能装备（江苏）有限公司 | Pole piece cleaning system and method |
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