JP6428542B2 - 密閉型電池の製造方法 - Google Patents
密閉型電池の製造方法 Download PDFInfo
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- JP6428542B2 JP6428542B2 JP2015183175A JP2015183175A JP6428542B2 JP 6428542 B2 JP6428542 B2 JP 6428542B2 JP 2015183175 A JP2015183175 A JP 2015183175A JP 2015183175 A JP2015183175 A JP 2015183175A JP 6428542 B2 JP6428542 B2 JP 6428542B2
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- 238000004519 manufacturing process Methods 0.000 title claims description 21
- 239000011324 bead Substances 0.000 claims description 359
- 238000003466 welding Methods 0.000 claims description 92
- 238000012545 processing Methods 0.000 claims description 57
- 230000002093 peripheral effect Effects 0.000 claims description 55
- 238000000034 method Methods 0.000 claims description 40
- 239000003517 fume Substances 0.000 description 50
- 230000000052 comparative effect Effects 0.000 description 23
- 238000002844 melting Methods 0.000 description 23
- 230000008018 melting Effects 0.000 description 23
- 229910052751 metal Inorganic materials 0.000 description 20
- 239000002184 metal Substances 0.000 description 20
- 238000012360 testing method Methods 0.000 description 8
- 230000007423 decrease Effects 0.000 description 7
- 230000015572 biosynthetic process Effects 0.000 description 5
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- 125000006850 spacer group Chemical group 0.000 description 5
- 238000013459 approach Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 238000012795 verification Methods 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 239000010419 fine particle Substances 0.000 description 3
- 230000001678 irradiating effect Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000035515 penetration Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
Classifications
-
- 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
- H01M10/04—Construction or manufacture in general
- H01M10/049—Processes for forming or storing electrodes in the battery container
-
- 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
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
- B23K26/24—Seam welding
-
- 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
- B23K26/20—Bonding
- B23K26/206—Laser sealing
-
- 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
- H01M10/04—Construction or manufacture in general
- H01M10/0404—Machines for assembling batteries
-
- 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
- H01M10/04—Construction or manufacture in general
- H01M10/0431—Cells with wound or folded electrodes
-
- 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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
- H01M50/103—Primary casings; Jackets or wrappings characterised by their shape or physical structure prismatic or rectangular
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/147—Lids or covers
- H01M50/166—Lids or covers characterised by the methods of assembling casings with lids
- H01M50/169—Lids or covers characterised by the methods of assembling casings with lids by welding, brazing or soldering
-
- 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/36—Electric or electronic devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/60—Arrangements or processes for filling or topping-up with liquids; Arrangements or processes for draining liquids from casings
- H01M50/609—Arrangements or processes for filling with liquid, e.g. electrolytes
- H01M50/627—Filling ports
- H01M50/636—Closing or sealing filling ports, e.g. using lids
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Manufacturing & Machinery (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Laser Beam Processing (AREA)
Description
図1は、本実施の形態1に係る密閉型電池1を示す斜視図である。この図1に示すように、密閉型電池1は、電極体2と、電極体2が内部に収容された収容ケース3とを含む。
(実施の形態2)
図32から図35を用いて、本実施の形態2に係る密閉型電池1の製造方法について説明する。
(実施の形態3)
上記実施の形態1,2においては、蓋41の外周面48およびケース体40の開口縁部47の全周に亘って、溶接ビード13Aおよび溶接ビード13B、または、溶接ビード13A,13D,13E,13Fを形成する例について説明した。しかし、本発明においては、上記の例に限られない。
Claims (1)
- 密閉型電池の製造方法であって、
前記密閉型電池は、
蓋と、開口部が形成されたケース体とをレーザで溶接することで形成されると共に、電極体を収容する電池ケースを備え、
前記密閉型電池の製造方法は、
前記ケース体の開口部に前記蓋を配置する配置工程と、
前記ケース体の開口縁部と前記蓋の外周縁部とを接続する溶接部を形成する溶接工程と、
を含み、
前記溶接工程は、前記開口縁部と前記外周縁部とに複数の第1溶接ビードを間隔をあけて順次形成する第1工程と、
前記第1溶接ビード間に位置する空隙部が前記開口縁部および前記外周縁部に複数形成された状態において、各前記空隙部に第2溶接ビードを形成する第2工程とを含み、
前記第1溶接ビードおよび前記第2溶接ビードの長さは、2mm以上12mm以下の範囲で設定され、
前記第1溶接ビードおよび前記第2溶接ビードの加工速度が、溶接ビード長さが2mm以上8mm以下の場合には、9m/min以上33m/min以下であり、溶接ビードの長さが8mmよりも大きく10mm以下の場合には、21m/min以上33m/min以下であり、溶接ビードの長さが10mmよりも大きく12mm以下の場合には、33m/minであり、
前記蓋および前記ケース体とは、前記第1溶接ビードおよび前記第2溶接ビードによって、溶接されており、
前記第2工程は、各前記空隙部が前記第2溶接ビードによって埋められるまで繰り返し実施され、
前記レーザは、レーザ溶接装置から出射され、
前記レーザ溶接装置は、前記ケース体のうち前記開口縁部から離れた位置、または、前記蓋のうち前記外周縁部から離れた位置に前記レーザを照射した後、前記開口縁部および前記外周縁部に向けて前記レーザの照射位置を移動させ、前記照射位置が前記開口縁部および前記外周縁部に達すると、前記照射位置を前記開口縁部上および前記外周縁部上で移動させることで、前記第1溶接ビードを形成する、密閉型電池の製造方法。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015183175A JP6428542B2 (ja) | 2015-09-16 | 2015-09-16 | 密閉型電池の製造方法 |
KR1020160118000A KR101787562B1 (ko) | 2015-09-16 | 2016-09-13 | 밀폐형 전지의 제조 방법 |
US15/264,018 US10493563B2 (en) | 2015-09-16 | 2016-09-13 | Method of manufacturing sealed battery |
CN201610825283.2A CN106552995B (zh) | 2015-09-16 | 2016-09-14 | 密闭型电池的制造方法 |
Applications Claiming Priority (1)
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JP2015183175A JP6428542B2 (ja) | 2015-09-16 | 2015-09-16 | 密閉型電池の製造方法 |
Publications (2)
Publication Number | Publication Date |
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JP2017059408A JP2017059408A (ja) | 2017-03-23 |
JP6428542B2 true JP6428542B2 (ja) | 2018-11-28 |
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US (1) | US10493563B2 (ja) |
JP (1) | JP6428542B2 (ja) |
KR (1) | KR101787562B1 (ja) |
CN (1) | CN106552995B (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JP6767325B2 (ja) * | 2017-09-06 | 2020-10-14 | 株式会社東芝 | 磁気ディスク装置 |
CN111604594A (zh) * | 2020-05-27 | 2020-09-01 | 湖北亿纬动力有限公司 | 一种电池盖板的焊接工艺以及电池 |
CN114074220A (zh) * | 2020-08-20 | 2022-02-22 | 大族激光科技产业集团股份有限公司 | 一种动力电池及其密封钉的激光焊接方法 |
CN113210844A (zh) * | 2021-04-09 | 2021-08-06 | 浙江工业大学 | 一种基于超音速激光沉积技术增强锂离子电池焊接后壳体密封性的工艺方法 |
CN113172341B (zh) * | 2021-06-07 | 2022-11-11 | 中创新航技术研究院(江苏)有限公司 | 电池盖板的焊接方法 |
CN113725529B (zh) * | 2021-11-01 | 2022-03-04 | 中航锂电科技有限公司 | 一种电池及焊接方法 |
Family Cites Families (16)
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US5879416A (en) * | 1995-03-13 | 1999-03-09 | Nippondenso Co., Ltd. | Method of manufacturing battery having polygonal case |
JP2000133211A (ja) | 1998-10-27 | 2000-05-12 | Matsushita Electric Ind Co Ltd | 角形電池の製造法 |
JP2002042742A (ja) | 2000-07-31 | 2002-02-08 | Toyota Central Res & Dev Lab Inc | 密閉型電池の製造方法 |
JP2004063406A (ja) * | 2002-07-31 | 2004-02-26 | Sanyo Electric Co Ltd | レーザー封口電池及びその製造方法及びこれに用いるレーザー照射装置 |
JP4865254B2 (ja) | 2005-05-20 | 2012-02-01 | 三菱重工業株式会社 | 非水電解質二次電池 |
JP2008084803A (ja) * | 2006-09-29 | 2008-04-10 | Sanyo Electric Co Ltd | 密閉型電池の製造方法 |
KR20080048853A (ko) * | 2006-11-29 | 2008-06-03 | 삼성에스디아이 주식회사 | 이차 전지 |
JP2009023194A (ja) * | 2007-07-19 | 2009-02-05 | Seiko Epson Corp | 基板分割方法およびレーザ照射装置 |
JP2009245758A (ja) | 2008-03-31 | 2009-10-22 | Sanyo Electric Co Ltd | 密閉型電池の製造方法 |
KR101665727B1 (ko) | 2008-06-11 | 2016-10-12 | 하마마츠 포토닉스 가부시키가이샤 | 유리 용착 방법 |
JP5425690B2 (ja) | 2010-03-31 | 2014-02-26 | 三洋電機株式会社 | 密閉型電池の製造方法 |
JP2012079476A (ja) * | 2010-09-30 | 2012-04-19 | Sanyo Electric Co Ltd | 角形密閉型電池の製造方法 |
JP6000970B2 (ja) * | 2010-12-17 | 2016-10-05 | マグナ インターナショナル インコーポレイテッド | レーザビーム溶接 |
DE102012104362B4 (de) * | 2012-02-20 | 2014-07-24 | Scansonic Mi Gmbh | Verfahren zum Steppnahtschweißen einer stirnseitigen Flanschverbindung |
JP5884692B2 (ja) | 2012-09-18 | 2016-03-15 | トヨタ自動車株式会社 | レーザ溶接方法 |
JP2015099681A (ja) * | 2013-11-19 | 2015-05-28 | 日立マクセル株式会社 | 密閉型電池 |
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2015
- 2015-09-16 JP JP2015183175A patent/JP6428542B2/ja active Active
-
2016
- 2016-09-13 US US15/264,018 patent/US10493563B2/en active Active
- 2016-09-13 KR KR1020160118000A patent/KR101787562B1/ko active IP Right Grant
- 2016-09-14 CN CN201610825283.2A patent/CN106552995B/zh active Active
Also Published As
Publication number | Publication date |
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US20170077544A1 (en) | 2017-03-16 |
US10493563B2 (en) | 2019-12-03 |
KR20170033251A (ko) | 2017-03-24 |
JP2017059408A (ja) | 2017-03-23 |
CN106552995A (zh) | 2017-04-05 |
KR101787562B1 (ko) | 2017-10-18 |
CN106552995B (zh) | 2019-12-24 |
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