JP7477077B2 - ノッチングパイロットピン付き電極成形装置及びこれを用いて電極を成形する方法 - Google Patents
ノッチングパイロットピン付き電極成形装置及びこれを用いて電極を成形する方法 Download PDFInfo
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- JP7477077B2 JP7477077B2 JP2022562486A JP2022562486A JP7477077B2 JP 7477077 B2 JP7477077 B2 JP 7477077B2 JP 2022562486 A JP2022562486 A JP 2022562486A JP 2022562486 A JP2022562486 A JP 2022562486A JP 7477077 B2 JP7477077 B2 JP 7477077B2
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- 238000000034 method Methods 0.000 title claims description 25
- 238000004080 punching Methods 0.000 claims description 75
- 238000003825 pressing Methods 0.000 claims description 3
- 230000009467 reduction Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 description 15
- 239000007772 electrode material Substances 0.000 description 14
- 230000008569 process Effects 0.000 description 10
- 230000032258 transport Effects 0.000 description 10
- 230000000712 assembly Effects 0.000 description 7
- 238000000429 assembly Methods 0.000 description 7
- 238000005520 cutting process Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 230000007547 defect Effects 0.000 description 4
- 238000003475 lamination Methods 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000001291 vacuum drying Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/04—Processes of manufacture in general
- H01M4/043—Processes of manufacture in general involving compressing or compaction
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/04—Processes of manufacture in general
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/02—Perforating by punching, e.g. with relatively-reciprocating punch and bed
- B26F1/12—Perforating by punching, e.g. with relatively-reciprocating punch and bed to notch margins of work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/02—Perforating by punching, e.g. with relatively-reciprocating punch and bed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/02—Perforating by punching, e.g. with relatively-reciprocating punch and bed
- B26F1/14—Punching tools; Punching dies
-
- 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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/04—Processes of manufacture in general
- H01M4/0402—Methods of deposition of the material
-
- 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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
-
- 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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
- H01M50/54—Connection of several leads or tabs of plate-like electrode stacks, e.g. electrode pole straps or bridges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F2210/00—Perforating, punching, cutting-out, stamping-out, severing by means other than cutting of specific products
-
- 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)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Mechanical Engineering (AREA)
- Battery Electrode And Active Subsutance (AREA)
Description
111 外周辺
112 スリッティングライン
113 電極タブ
114 第1側外周辺
115 第2側外周辺
116 係止溝
121 電極材非コーティング部
120 電極材コーティング部
130 単位電極シート
200 固定部
210 中央溝
300 センターパンチング部
310 ホールパンチング部
312 拡大部
314 縮小部
316 ピンパンチング部
320 ノッチングパイロットピン
340 本体パンチング面
350 本体
A 移送方向
Claims (9)
- 電極シートを一定の速度で移動させるシート移送部;
前記電極シートを固定させる固定部;及び
電極シートの中心部と外周辺の一部をノッチング(Notching)して除去するセンターパンチング部とサイドパンチングとで構成されるパンチング(Punch)部;
を含み、
前記センターパンチング部は、ホールパンチング部(Hole punching member)とノッチングパイロットピン(Notching pilot pin)とを含み、
前記ホールパンチング部は、前記ノッチングパイロットピンが掛け止められる係止溝を前記電極シートにパンチングするピンパンチング部を含む、電極成形装置。 - 前記センターパンチング部は、電極シート移動方向が長軸である直方体状の本体;
前記電極シート移動方向を基準に前記本体の後端に形成された前記ホールパンチング部;
前記電極シート移動方向を基準に前記本体の前端の下部に形成された前記ノッチングパイロットピンを含む、請求項1に記載の電極成形装置。 - 前記本体は、電極シート移動方向が長軸である直方体状であり、
前記直方体の下面として、前記電極シートをパンチングする本体パンチング面を含む、請求項2に記載の電極成形装置。 - 前記ホールパンチング部は、
前記電極シート移動方向を基準に前記本体の後端から延長され、前記電極シートをパンチングするパンチング面の幅が広くなる拡大部;
前記拡大部から延長され、電極シートをパンチングするパンチング面の幅が前記長軸に追って減る縮小部;
前記縮小部から延長される前記ピンパンチング部;
を含む、請求項2または3に記載の電極成形装置。 - 前記ノッチングパイロットピンは、
断面が円、円弧、くさび、三角、及び四角のいずれか一形態である、請求項2~4のいずれか一項に記載の電極成形装置。 - 前記固定部は、中央に前記センターパンチング部の形態に対応可能な中央溝が備えられている、請求項1~5のいずれか一項に記載の電極成形装置。
- 前記中央溝は、前記ノッチングパイロットピンの挿入が可能な深さで形成されている、請求項6に記載の電極成形装置。
- 請求項1~7のいずれか一項に記載の電極成形装置を用いる電極成形方法であって、
S1)シート移送部を用いて電極シートを一定の長さだけ移送する段階;
S2)パンチングの前段階において前記電極シートに形成されたノッチングパイロットピンが掛け止められる溝に前記ノッチングパイロットピンが掛け止められるように電極シートを移送するか或いは前記パンチング部を移送する段階;
S3)前記パンチング部で前記電極シートを加圧して前記電極シートをパンチングする段階;
S4)前記パンチング部を前記電極シートから離隔させる段階;
を含む電極成形方法。 - 前記S4)において前記パンチング部が前記電極シートから離隔する距離は、前記ノッチングパイロットピンの少なくとも一部が前記電極シートの溝への挿入を保持する距離以下である、請求項8に記載の電極成形方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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KR1020200134693A KR20220050709A (ko) | 2020-10-16 | 2020-10-16 | 노칭 파일럿 핀을 구비한 전극 성형 장치 및 이를 이용하여 전극을 성형하는 방법 |
KR10-2020-0134693 | 2020-10-16 | ||
PCT/KR2021/014395 WO2022080966A1 (ko) | 2020-10-16 | 2021-10-15 | 노칭 파일럿 핀을 구비한 전극 성형 장치 및 이를 이용하여 전극을 성형하는 방법 |
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JP2023522648A JP2023522648A (ja) | 2023-05-31 |
JP7477077B2 true JP7477077B2 (ja) | 2024-05-01 |
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Country Status (6)
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US (1) | US11901541B2 (ja) |
EP (1) | EP4113648A4 (ja) |
JP (1) | JP7477077B2 (ja) |
KR (1) | KR20220050709A (ja) |
CN (1) | CN115380396A (ja) |
WO (1) | WO2022080966A1 (ja) |
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JP5159007B2 (ja) | 2001-05-11 | 2013-03-06 | パナソニック株式会社 | 電池用極板の製造方法 |
KR100872498B1 (ko) * | 2007-06-13 | 2008-12-05 | (주)한국대화금속 | 프레스 가공 장치 |
JP2011081964A (ja) | 2009-10-05 | 2011-04-21 | Toshiba Corp | 電極の製造装置、電極の製造方法、電極及び非水電解質電池 |
KR101326628B1 (ko) | 2010-12-02 | 2013-11-07 | 주식회사 엘지화학 | 신규한 노칭 장치 및 이를 사용하여 생산되는 이차전지 |
KR101719026B1 (ko) * | 2013-08-30 | 2017-03-22 | 주식회사 엘지화학 | 전극판 제조 방법 및 이에 의해 제조되는 전극판 및 이차 전지 |
KR102026126B1 (ko) | 2015-10-27 | 2019-09-27 | 주식회사 엘지화학 | 노칭 롤러를 포함하고 있는 전극 제조 장치 |
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KR101901777B1 (ko) * | 2017-09-27 | 2018-09-28 | 주성용 | 단조에 의한 단자용 금속 부품 제조 방법 및 이에 의해 제조된 단자용 금속 부품 |
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KR20200134693A (ko) | 2019-05-23 | 2020-12-02 | 주식회사 동진쎄미켐 | 신규 화합물 및 이를 포함하는 유기발광 소자 |
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- 2021-10-15 JP JP2022562486A patent/JP7477077B2/ja active Active
- 2021-10-15 US US18/013,114 patent/US11901541B2/en active Active
- 2021-10-15 WO PCT/KR2021/014395 patent/WO2022080966A1/ko active Application Filing
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EP4113648A4 (en) | 2023-10-25 |
JP2023522648A (ja) | 2023-05-31 |
US20230335702A1 (en) | 2023-10-19 |
WO2022080966A1 (ko) | 2022-04-21 |
EP4113648A1 (en) | 2023-01-04 |
KR20220050709A (ko) | 2022-04-25 |
US11901541B2 (en) | 2024-02-13 |
CN115380396A (zh) | 2022-11-22 |
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