CN1905246A - Technique for cleaning copper-aluminium net - Google Patents
Technique for cleaning copper-aluminium net Download PDFInfo
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- CN1905246A CN1905246A CNA2005100508363A CN200510050836A CN1905246A CN 1905246 A CN1905246 A CN 1905246A CN A2005100508363 A CNA2005100508363 A CN A2005100508363A CN 200510050836 A CN200510050836 A CN 200510050836A CN 1905246 A CN1905246 A CN 1905246A
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- copper
- aluminium net
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- 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
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- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
The invention relates to a cleaning technique before coating Cu and Al screens of a battery, belonging to the technical field of battery production. And the Cu and Al screens are uncoiled at 5-30 dm/s by a uncoiling mechanism and processed by the follow steps of: (1) making supersonic cleaning by a cleaning tank with supersonic cleaning solution; (2) making acid washing on Cu screen and making alkali washing on Al screen; (3) drying them by hot air of 70 deg.C-90 deg.C; (4) cleaning with city water; (5) drying them by hot air of 70 deg.C-90 deg.C and coiling them by a coiling mechanism and storing them at room temperature and in vacuum for coating. And it can effectively clean Cu and Al, solving the effect of residual oil stain and oxides on Cu and Al screens on performance and service life of the battery.
Description
Technical field
The present invention relates to the preceding cleaning of a kind of battery copper aluminium net coating, belong to the technical field of battery production.
Background technology
Copper aluminium net as the battery polar net needs to clean preliminary treatment before being coated with, if do not clean up, remain in the greasy dirt of copper aluminium net surface and performance and the life-span that oxide will influence battery, copper aluminium cleans totally not cause easily to net when being coated with net to starch and comes off, and is coated with weak effect simultaneously.
Summary of the invention
It is a kind of reasonable in design that the object of the invention is to provide, and the technique for cleaning copper-aluminium net that can effectively clean copper aluminium has solved the problem of the residual and oxide of the greasy dirt of copper aluminium net surface to the influence in battery performance and life-span.
Above-mentioned technical purpose of the present invention solves by the following technical programs: copper aluminium net is emitted with 5-30 by unreeling structure and is divided the walking speed of meter per second to handle through following several steps: (1), rinse bath through ultrasonic cleaning liquid is housed carries out ultrasonic waves for cleaning, (2), copper aluminium net after the ultrasonic cleaning cleans through acid ﹠ alkali liquid, wherein copper mesh adopts acid solution to wash, the aluminium net adopts alkali lye to wash, (3), copper aluminium net after acid ﹠ alkali liquid cleans is through 70 ℃-90 ℃ hot-air seasoning, (4) the copper aluminium net behind the hot-air seasoning cleans through city's water, (5) the copper aluminium net after city's water cleans is through 70 ℃-90 ℃ hot-air seasoning, and the room temperature vacuum preservation through rolling-up mechanism is packed up after of the copper aluminium net after the oven dry is to be coated.Copper aluminium net raw material at first passes through the ultrasonic cleaning of ultrasonic cleaning liquid, thereby it is residual to remove the greasy dirt that remains in copper aluminium net surface, thereby copper aluminium net cleans the oxide layer of removing copper aluminium net surface through acid ﹠ alkali liquid then, it is residual then to remove the acid ﹠ alkali liquid of copper aluminium net surface substantially through heated-air drying, it is residual that copper aluminium net after the heated-air drying is further removed the online acid ﹠ alkali liquid of copper aluminium through the flushing of city's water again, pass through heated-air drying at last, thereby effectively removed the residual and oxide of greasy dirt of copper aluminium net surface, the performance and the useful life of having improved battery.
As preferably, described acid solution is the sulfuric acid solution of 0.20mol/l-0.25mol/l.
As preferably, described alkali lye is the hydroxide first solution of 0.5mol/l-0.7mol/l.
As preferably, described ultrasonic cleaning liquid is albronze cleaning agent (going up the STC-X402 that Shanghai good good heavy chemicals Co., Ltd produces) and water 1: 9-1: 11 proportional arrangement.
As preferably, the walking speed of described copper mesh is that 15-25 divides meter per second, and the walking speed of described aluminium net is that 5-15 divides meter per second.
As preferably, described copper aluminium net cleans after 75 ℃-85 ℃ hot-air seasoning through acid ﹠ alkali liquid, and copper aluminium net cleans after 75 ℃-85 ℃ hot-air seasoning through city's water.
Therefore, the present invention has reasonable in design, the characteristics that can effectively clean copper aluminium.
Embodiment
Below by specific embodiment, technical scheme of the present invention is described in further detail.
Embodiment: copper mesh is emitted with the walking speed of 20 fens meter per seconds by unreeling structure and handled through following steps: the rinse bath through ultrasonic cleaning liquid is housed carries out ultrasonic waves for cleaning, and ultrasonic cleaning liquid is albronze cleaning agent (STC-X402 that the good good heavy chemicals in Shanghai Co., Ltd produces) and 1: 10 proportional arrangement of water; Copper mesh after the ultrasonic cleaning cleans through the 0.23mol/l sulfuric acid solution; Copper mesh after sulfuric acid solution cleans is through 80 ℃ hot-air seasoning; Copper mesh behind the hot-air seasoning cleans through city's water, and the copper mesh after city's water cleans is through 80 ℃ hot-air seasoning, and the room temperature vacuum preservation through rolling-up mechanism is packed up after of the copper mesh after the oven dry is to be coated.
The aluminium net is emitted with the walking speed of 10 fens meter per seconds by unreeling structure and handled through following steps: the rinse bath through ultrasonic cleaning liquid is housed carries out ultrasonic waves for cleaning, and ultrasonic cleaning liquid is albronze cleaning agent (STC-X402 that the good good heavy chemicals in Shanghai Co., Ltd produces) and 1: 10 proportional arrangement of water; Aluminium net after the ultrasonic cleaning cleans through 0.6mol/l hydroxide first solution; Aluminium net after hydroxide first solution cleans is through 80 ℃ hot-air seasoning; Aluminium net behind the hot-air seasoning cleans through city's water, and the aluminium net after city's water cleans is through 80 ℃ hot-air seasoning, and the room temperature vacuum preservation through rolling-up mechanism is packed up after of the aluminium net after the oven dry is to be coated.
Place spray groove and city's water spray groove water before each cleaning copper, aluminium net of acid ﹠ alkali liquid and will change 1 time, in cleaning process, also can change at any time as required.In cleaning process, note the rolling situation at any time, in time rotate when occurring pausing with hand.When rolling copper aluminium net, to guarantee surfacing, not play fold.Change, will put on protective gloves when preparing cleaning fluid or acid ﹠ alkali liquid, in order to avoid skin is corroded.
Embodiment 2: copper mesh is emitted with the walking speed of 15 fens meter per seconds by unreeling structure and handled through following steps: the rinse bath through ultrasonic cleaning liquid is housed carries out ultrasonic waves for cleaning, and ultrasonic cleaning liquid is albronze cleaning agent (STC-X402 that the good good heavy chemicals in Shanghai Co., Ltd produces) and 1: 9 proportional arrangement of water; Copper mesh after the ultrasonic cleaning cleans through the 0.20mol/l sulfuric acid solution; Copper mesh after sulfuric acid solution cleans is through 70 ℃ hot-air seasoning; Copper mesh behind the hot-air seasoning cleans through city's water, and the copper mesh after city's water cleans is through 70 ℃ hot-air seasoning, and the room temperature vacuum preservation through rolling-up mechanism is packed up after of the copper mesh after the oven dry is to be coated.
The aluminium net is emitted with the walking speed of 5 fens meter per seconds by unreeling structure and handled through following steps: the rinse bath through ultrasonic cleaning liquid is housed carries out ultrasonic waves for cleaning, and ultrasonic cleaning liquid is albronze cleaning agent (STC-X402 that the good good heavy chemicals in Shanghai Co., Ltd produces) and 1: 9 proportional arrangement of water; Aluminium net after the ultrasonic cleaning cleans through 0.5mol/l hydroxide first solution; Aluminium net after hydroxide first solution cleans is through 70 ℃ hot-air seasoning; Aluminium net behind the hot-air seasoning cleans through city's water, and the aluminium net after city's water cleans is through 70 ℃ hot-air seasoning, and the room temperature vacuum preservation through rolling-up mechanism is packed up after of the aluminium net after the oven dry is to be coated.
All the other are with embodiment 1.
Embodiment 3; Copper mesh is emitted with the walking speed of 25 fens meter per seconds by unreeling structure and handled through following steps: the rinse bath through ultrasonic cleaning liquid is housed carries out ultrasonic waves for cleaning, and ultrasonic cleaning liquid is albronze cleaning agent (STC-X402 that the good good heavy chemicals in Shanghai Co., Ltd produces) and 1: 11 proportional arrangement of water; Copper mesh after the ultrasonic cleaning cleans through the 0.25mol/l sulfuric acid solution; Copper mesh after sulfuric acid solution cleans is through 90 ℃ hot-air seasoning; Copper mesh behind the hot-air seasoning cleans through city's water, and the copper mesh after city's water cleans is through 90 ℃ hot-air seasoning, and the room temperature vacuum preservation through rolling-up mechanism is packed up after of the copper mesh after the oven dry is to be coated.
The aluminium net is emitted with the walking speed of 15 fens meter per seconds by unreeling structure and handled through following steps: the rinse bath through ultrasonic cleaning liquid is housed carries out ultrasonic waves for cleaning, and ultrasonic cleaning liquid is albronze cleaning agent (STC-X402 that the good good heavy chemicals in Shanghai Co., Ltd produces) and 1: 11 proportional arrangement of water; Aluminium net after the ultrasonic cleaning cleans through 0.7mol/l hydroxide first solution; Aluminium net after hydroxide first solution cleans is through 90 ℃ hot-air seasoning; Aluminium net behind the hot-air seasoning cleans through city's water, and the aluminium net after city's water cleans is through 90 ℃ hot-air seasoning, and the room temperature vacuum preservation through rolling-up mechanism is packed up after of the aluminium net after the oven dry is to be coated.
All the other are with embodiment 1.
Embodiment 4: the walking speed that copper mesh is emitted with 30 fens meter per seconds by unreeling structure cleans, and all the other are with embodiment 1.
Claims (8)
1, technique for cleaning copper-aluminium net is characterized in that copper aluminium net emitted the walking speed that divides meter per second with 5-30 and handle through following several steps by unreeling structure:
(1), the rinse bath through ultrasonic cleaning liquid is housed carries out ultrasonic waves for cleaning,
(2), the copper aluminium net after the ultrasonic cleaning cleans through acid ﹠ alkali liquid, wherein copper mesh adopts acid solution to wash, the aluminium net adopts alkali lye to wash,
(3), the copper aluminium net of acid ﹠ alkali liquid after cleaning be through 70 ℃-90 ℃ hot-air seasoning,
(4) the copper aluminium net behind the hot-air seasoning cleans through city's water,
(5) the copper aluminium net after city's water cleans is through 70 ℃-90 ℃ hot-air seasoning,
Copper aluminium net after oven dry room temperature vacuum after rolling-up mechanism is packed up is preserved to be coated.
2, technique for cleaning copper-aluminium net according to claim 1 is characterized in that described acid solution is the sulfuric acid solution of 0.20mol/l-0.25mol/l.
3, technique for cleaning copper-aluminium net according to claim 1 is characterized in that described alkali lye is the hydroxide first solution of 0.5mol/l-0.7mol/l.
4,, it is characterized in that described ultrasonic cleaning liquid is albronze cleaning agent and water 1: 9-1: 11 proportional arrangement according to claim 1 or 2 or 3 described technique for cleaning copper-aluminium net.
5, according to claim 1 or 2 or 3 described technique for cleaning copper-aluminium net, the walking speed that it is characterized in that described copper mesh is that 15-25 divides meter per second.
6, according to claim 1 or 2 or 3 described technique for cleaning copper-aluminium net, the walking speed that it is characterized in that described aluminium net is that 5-15 divides meter per second.
7,, it is characterized in that described copper aluminium net cleans after 75 ℃-85 ℃ hot-air seasoning through acid ﹠ alkali liquid according to claim 1 or 2 or 3 described technique for cleaning copper-aluminium net.
8,, it is characterized in that described copper aluminium net cleans after 75 ℃-85 ℃ hot-air seasoning through city's water according to claim 1 or 2 or 3 described technique for cleaning copper-aluminium net.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100508363A CN100459237C (en) | 2005-07-25 | 2005-07-25 | Technique for cleaning copper-aluminium net |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100508363A CN100459237C (en) | 2005-07-25 | 2005-07-25 | Technique for cleaning copper-aluminium net |
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| Publication Number | Publication Date |
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| CN1905246A true CN1905246A (en) | 2007-01-31 |
| CN100459237C CN100459237C (en) | 2009-02-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2005100508363A Active CN100459237C (en) | 2005-07-25 | 2005-07-25 | Technique for cleaning copper-aluminium net |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101664745B (en) * | 2008-09-05 | 2011-06-01 | 中芯国际集成电路制造(上海)有限公司 | Method for removing aluminum film deposited on surface of heat exchanger in aluminum technology |
| CN102108517A (en) * | 2009-12-29 | 2011-06-29 | 中原工学院 | Process and device for cleaning sintered metal mesh |
| CN102618876A (en) * | 2011-01-28 | 2012-08-01 | 中铝上海铜业有限公司 | Method for removing rolling oil from double surfaces of rolled copper foil |
| WO2016205984A1 (en) * | 2015-06-26 | 2016-12-29 | 叶守魁 | Cleaning apparatus and cleaning process for connecting aluminum plate integrated in automobile battery |
| CN112238098A (en) * | 2020-09-09 | 2021-01-19 | 黄宏琪 | Method for cleaning high-purity aluminum trichloride tray for vapor phase method |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1016078B (en) * | 1988-07-30 | 1992-04-01 | 重庆市硅酸盐研究所 | Automatic continuous enamelling process for entire rolls of aluminum foil |
| US5554459A (en) * | 1996-01-23 | 1996-09-10 | Bell Communications Research, Inc. | Material and method for low internal resistance LI-ion battery |
| CN1234910C (en) * | 2003-10-29 | 2006-01-04 | 北京工业大学 | Technique for producing multifunctional aluminum base flexible shielding material |
-
2005
- 2005-07-25 CN CNB2005100508363A patent/CN100459237C/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101664745B (en) * | 2008-09-05 | 2011-06-01 | 中芯国际集成电路制造(上海)有限公司 | Method for removing aluminum film deposited on surface of heat exchanger in aluminum technology |
| CN102108517A (en) * | 2009-12-29 | 2011-06-29 | 中原工学院 | Process and device for cleaning sintered metal mesh |
| CN102618876A (en) * | 2011-01-28 | 2012-08-01 | 中铝上海铜业有限公司 | Method for removing rolling oil from double surfaces of rolled copper foil |
| CN102618876B (en) * | 2011-01-28 | 2014-04-23 | 中铝上海铜业有限公司 | Method for removing rolling oil from double surfaces of rolled copper foil |
| WO2016205984A1 (en) * | 2015-06-26 | 2016-12-29 | 叶守魁 | Cleaning apparatus and cleaning process for connecting aluminum plate integrated in automobile battery |
| CN112238098A (en) * | 2020-09-09 | 2021-01-19 | 黄宏琪 | Method for cleaning high-purity aluminum trichloride tray for vapor phase method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100459237C (en) | 2009-02-04 |
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Effective date of registration: 20070105 Address after: Three road, Xiaoshan economic and Technological Development Zone, Hangzhou, Zhejiang Applicant after: Wanxiang Electric Vehicle Co., Ltd. Address before: Zhejiang Hangzhou Xiaoshan District Wanxiang town Wanxiang Group Technology Center Applicant before: Wangxiang Qianchao Co., Ltd. |
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Effective date of registration: 20211109 Address after: No.855, Jianshe 2nd Road, Xiaoshan Economic and Technological Development Zone, Hangzhou City, Zhejiang Province Patentee after: Wanxiang A123 Co.,Ltd. Address before: 311215 three road, Xiaoshan economic and Technological Development Zone, Hangzhou, Zhejiang Patentee before: WANXIANG EV Co.,Ltd. |
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