CN110224179B - Method for eliminating glue overflow at top of lithium ion battery - Google Patents
Method for eliminating glue overflow at top of lithium ion battery Download PDFInfo
- Publication number
- CN110224179B CN110224179B CN201910545702.0A CN201910545702A CN110224179B CN 110224179 B CN110224179 B CN 110224179B CN 201910545702 A CN201910545702 A CN 201910545702A CN 110224179 B CN110224179 B CN 110224179B
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- CN
- China
- Prior art keywords
- battery
- metal block
- lithium ion
- ion battery
- glue overflow
- 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.)
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- 239000003292 glue Substances 0.000 title claims abstract description 35
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 30
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims abstract description 16
- 229910052751 metal Inorganic materials 0.000 claims abstract description 46
- 239000002184 metal Substances 0.000 claims abstract description 46
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- 239000000741 silica gel Substances 0.000 claims description 7
- 229910002027 silica gel Inorganic materials 0.000 claims description 7
- 238000004806 packaging method and process Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 229920000642 polymer Polymers 0.000 abstract description 3
- 238000004026 adhesive bonding Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000004033 plastic Substances 0.000 abstract description 2
- 229910052782 aluminium Inorganic materials 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 238000005538 encapsulation Methods 0.000 description 5
- 239000002985 plastic film Substances 0.000 description 5
- 229920006255 plastic film Polymers 0.000 description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 230000005574 cross-species transmission Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/14—Wipes; Absorbent members, e.g. swabs or sponges
- B08B1/143—Wipes
-
- 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
-
- 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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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Primary Cells (AREA)
Abstract
A method for eliminating glue overflow at the top of a lithium ion battery belongs to the technical field of lithium ion battery manufacture. The temperature of the metal block is controlled through the thermocouple and the temperature controller, the movement of the metal block is controlled through the air cylinder, PP overflowing out of the battery body is heated and melted when the soft package battery is packaged, then the PP is scraped, and the purpose of eliminating glue overflow is achieved. Compared with the prior art, the invention has the beneficial effects that: the excessive glue part that produces when can be effectual encapsulating lithium ion laminate polymer battery carries out the plastic, avoids overflowing the influence of gluing the part to the battery outward appearance, guarantees the uniformity of battery size simultaneously. On one hand, the appearance of the lithium ion soft package battery is improved, and the industry competitiveness is improved; on the other hand, the influence of the overflowing glue on the height of the battery is avoided, and the size consistency of the battery is improved.
Description
Technical Field
The invention belongs to the technical field of lithium ion battery manufacturing, and particularly relates to a method for eliminating glue overflow at the top of a lithium ion battery.
Background
With the development of science and technology, the requirements of domestic and international lithium battery industries on the size and appearance of lithium batteries are increasingly clear. On this basis, the demand for lithium battery size consistency is also increasing for 3C and power product manufacturers.
In the production process of the soft package lithium ion battery, the aluminum plastic film, namely the battery shell, is sealed by mutually fusing PP layers of the aluminum plastic film. The principle of encapsulation is as follows: and at the temperature exceeding the melting point of the PP layer of the aluminum plastic film, the PP layers of the two layers of aluminum plastic films to be packaged are melted by heat, and the melted PP layers of the two layers of aluminum plastic films are bonded under the action of pressure so as to complete the packaging of the battery and realize the sealing of the soft package lithium ion battery.
Because of the encapsulation takes place at laminate polymer battery's edge, so when carrying out the encapsulation, some PP can spill over from the encapsulation face because of the influence of encapsulation temperature and pressure, and it can surpass the battery body to spill over partial PP, influences the outward appearance and the height of battery, and this kind of phenomenon is called and overflows and glues, eliminates this kind of excessive glue and is the effective means that promotes battery size uniformity.
Disclosure of Invention
The invention aims to solve the problem that glue overflows from the top end of the existing soft package battery during packaging, so that the appearance and the height of the battery are influenced, and provides a method for eliminating the glue overflow from the top of a lithium ion battery, which is mainly used for limiting the appearance and the size of the soft package lithium ion battery.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a method for eliminating glue overflow at the top of a lithium ion battery is characterized in that a thermocouple and a temperature controller are used for controlling the temperature of a metal block, a cylinder is used for controlling the motion of the metal block, PP overflowing out of a battery body during the packaging of a soft package battery is heated and melted, and then the PP is scraped, so that the aim of eliminating glue overflow is fulfilled.
Compared with the prior art, the invention has the beneficial effects that: the excessive glue part that produces when can be effectual encapsulating lithium ion laminate polymer battery carries out the plastic, avoids overflowing the influence of gluing the part to the battery outward appearance, guarantees the uniformity of battery size simultaneously. On one hand, the appearance of the lithium ion soft package battery is improved, and the industry competitiveness is improved; on the other hand, the influence of the overflowing glue on the height of the battery is avoided, and the size consistency of the battery is improved.
Drawings
FIG. 1 is a schematic diagram of the apparatus used in the present invention, wherein 1-battery placement platform, 2-positioning block, 3-metal block, 4-temperature controller, 5-thermocouple, 6-cylinder, 7-cylinder switch, 8-air inlet, 9-thermocouple temperature controller connecting line, 10-air pipe, 11-cylinder and switch connecting line, 12-cylinder rod, 13-lithium ion battery, 14-glue overflow, 15-silica gel.
Detailed Description
The technical solution of the present invention is further described below with reference to the accompanying drawings, but not limited thereto, and modifications or equivalent substitutions may be made to the technical solution of the present invention without departing from the spirit of the technical solution of the present invention, and are intended to be covered by the scope of the present invention.
The invention realizes the principle of eliminating glue overflow: the metal block is heated to a temperature above the melting point of the PP, the overflowing PP is in a molten state after contacting with the heated metal block, and then the molten PP is scraped away by the metal block or the metal sheet.
In the invention, the PP can be melted only when the temperature of the metal block 3 reaches above the melting point of the PP; the metal block 3 needs to move to take away the molten PP, or a sheet metal is added behind the metal block to take away the molten PP; the heating temperature of the metal block is 160-210 ℃, and the contact time of the metal block and the battery glue overflow part is 0.5-5 seconds. The metal block 3 with high temperature contacts PP to melt and adhere to the metal block 3, the movement of the metal block 3 separates the PP from the battery, and the residual PP adhered to the metal block 3 contacts with silica gel through movement, so that the purpose of cleaning the metal block 3 is achieved.
In the invention, the positioning block 2 is used for determining the position of the battery; the temperature controller 4 can set and display heating temperature and control the fluctuation of the temperature; the cylinder 6 controls the movement of the metal block 3 through the connecting rod 12 by using compressed air; the cylinder switch 7 is used for controlling the cylinder 6 so as to control the movement of the metal block 3; the thermocouple temperature controller connecting wire 9 can realize the feedback of the signals of the thermocouple 5 and the temperature controller 4, thereby realizing the control of the temperature; the connecting rod 12 is connected with the cylinder 6 and the metal block 3 to complete the control of the cylinder 6 on the metal block 3; the silica gel 15 serves to clean the PP remaining on the metal block 3.
The first embodiment is as follows: the embodiment describes a method for eliminating glue overflow at the top of a lithium ion battery, wherein a thermocouple and a temperature controller are used for controlling the temperature of a metal block, a cylinder is used for controlling the motion of the metal block, PP overflowing out of a battery body during the packaging of a soft package battery is heated and melted, and then the PP is scraped off, so that the aim of eliminating glue overflow is fulfilled.
The second embodiment is as follows: in a method for eliminating glue overflow on the top of a lithium ion battery, the temperature of a heating block is controlled to be 160-210 ℃.
The third concrete implementation mode: as shown in fig. 1, the method for eliminating top glue overflow of a lithium ion battery according to the first or second embodiment includes the following specific steps:
the method comprises the following steps: setting the temperature of the metal block 3, and controlling the thermocouple 5 to be heated to the set temperature through the temperature controller 4; the thermocouple 5 is positioned in the middle of the metal block 3;
step two: placing the lithium ion battery 13 with the glue overflow 14 to be eliminated on the battery placing platform 1, positioning the lithium ion battery 13 through the positioning block 2, and enabling the glue overflow 14 of the lithium ion battery 13 to be in contact with the metal block 3 at the moment so as to completely melt the glue overflow 14;
step three: then, the cylinder switch 7 is pressed, because the outer end of the cylinder rod 12 of the cylinder 6 is fixedly connected with the metal block 3, compressed air enters the cylinder 6 from the air inlet 8 of the air pipe 10 through the air pipe 10, the cylinder rod 12 of the driving cylinder 6 drives the metal block 3 to move leftwards (to move away from the lithium ion battery 13) together, and meanwhile, the melted overflow glue 14 is adhered to the metal block 3 and is separated from the lithium ion battery 13 along with the movement;
step four: the metal block 3 contacts with the silica gel 15 in the leftward movement process, and the silica gel 15 scrapes off the overflowing glue 14 adhered to the metal block 3;
step five: the cylinder 6 is then relieved of pressure and the slug 3 is brought back to the initial position by the rod of the cylinder 6.
Claims (2)
1. A method for eliminating glue overflow at the top of a lithium ion battery is characterized in that: the temperature of the metal block is controlled by a thermocouple and a temperature controller, the movement of the metal block is controlled by a cylinder, PP overflowing out of the battery body during the packaging of the soft-package battery is heated and melted, and then the PP is scraped off, so that the aim of eliminating glue overflow is fulfilled;
the method comprises the following specific steps:
the method comprises the following steps: setting the temperature of the metal block (3), and controlling the thermocouple (5) to be heated to the set temperature through the temperature controller (4); the thermocouple (5) is positioned in the middle of the metal block (3);
step two: placing the lithium ion battery (13) to be subjected to glue overflow removal (14) on a battery placing platform (1), positioning the lithium ion battery (13) through a positioning block (2), and enabling the glue overflow (14) of the lithium ion battery (13) to be contacted with a metal block (3) to melt the glue overflow (14);
step three: then pressing down an air cylinder switch (7), wherein the outer end of a cylinder rod (12) of an air cylinder (6) is fixedly connected with the metal block (3), compressed air enters the air cylinder (6) from an air inlet (8) of an air pipe (10) through the air pipe (10), the cylinder rod (12) of the air cylinder (6) is driven to drive the metal block (3) to move leftwards together, and meanwhile, molten overflow glue (14) is adhered to the metal block (3) and is separated from a lithium ion battery (13) along with the movement;
step four: the metal block (3) contacts with the silica gel (15) in the leftward movement process, and the silica gel (15) scrapes off the overflowing glue (14) adhered to the metal block (3);
step five: then the air cylinder (6) releases the pressure, and the metal block (3) is driven by the cylinder rod of the air cylinder (6) to return to the initial position.
2. The method for eliminating the top glue overflow of the lithium ion battery according to claim 1, wherein: the temperature of the heating block is controlled to be 160-210 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910545702.0A CN110224179B (en) | 2019-06-22 | 2019-06-22 | Method for eliminating glue overflow at top of lithium ion battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910545702.0A CN110224179B (en) | 2019-06-22 | 2019-06-22 | Method for eliminating glue overflow at top of lithium ion battery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110224179A CN110224179A (en) | 2019-09-10 |
| CN110224179B true CN110224179B (en) | 2020-10-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910545702.0A Active CN110224179B (en) | 2019-06-22 | 2019-06-22 | Method for eliminating glue overflow at top of lithium ion battery |
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| Country | Link |
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| CN (1) | CN110224179B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202242246U (en) * | 2011-09-30 | 2012-05-30 | 上海震旦办公设备有限公司 | Film laminator capable of realizing smooth rubber overflowing and scraping plate thereof |
| CN206825810U (en) * | 2017-06-07 | 2018-01-02 | 宁波巴斯顿机械科技有限公司 | A kind of flash cuts off separator automatically |
| CN109130081A (en) * | 2018-08-08 | 2019-01-04 | 天津金派英克莱自行车股份有限公司 | A kind of production method based on electric-bicycle storage-battery box |
| CN208896318U (en) * | 2018-08-14 | 2019-05-24 | 米亚索乐装备集成（福建）有限公司 | A kind of colloidal sample production mold |
-
2019
- 2019-06-22 CN CN201910545702.0A patent/CN110224179B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202242246U (en) * | 2011-09-30 | 2012-05-30 | 上海震旦办公设备有限公司 | Film laminator capable of realizing smooth rubber overflowing and scraping plate thereof |
| CN206825810U (en) * | 2017-06-07 | 2018-01-02 | 宁波巴斯顿机械科技有限公司 | A kind of flash cuts off separator automatically |
| CN109130081A (en) * | 2018-08-08 | 2019-01-04 | 天津金派英克莱自行车股份有限公司 | A kind of production method based on electric-bicycle storage-battery box |
| CN208896318U (en) * | 2018-08-14 | 2019-05-24 | 米亚索乐装备集成（福建）有限公司 | A kind of colloidal sample production mold |
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| Publication number | Publication date |
|---|---|
| CN110224179A (en) | 2019-09-10 |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 519180 No. 209 Pearl Peak Avenue, Jingan Town, Doumen District, Zhuhai City, Guangdong Province Applicant after: Zhuhai Guanyu Battery Co., Ltd Address before: 519180 No. 209 Pearl Peak Avenue, Jingan Town, Doumen District, Zhuhai City, Guangdong Province Applicant before: ZHUHAI COSLIGHT BATTERY Co.,Ltd. |
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| CB02 | Change of applicant information | ||
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| GR01 | Patent grant |