JP2020522848A - レーザービーム遮断ブロックを備えたレーザー溶接装置 - Google Patents
レーザービーム遮断ブロックを備えたレーザー溶接装置 Download PDFInfo
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- 238000004519 manufacturing process Methods 0.000 claims description 8
- 238000003825 pressing Methods 0.000 description 14
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 6
- 230000008901 benefit Effects 0.000 description 6
- 229910052744 lithium Inorganic materials 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000007257 malfunction Effects 0.000 description 5
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000001965 increasing effect Effects 0.000 description 4
- 239000007769 metal material Substances 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 239000008151 electrolyte solution Substances 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 239000012777 electrically insulating material Substances 0.000 description 2
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- 229910052742 iron Inorganic materials 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000007773 negative electrode material Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000007774 positive electrode material Substances 0.000 description 2
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- 239000010409 thin film Substances 0.000 description 2
- 208000032368 Device malfunction Diseases 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
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- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- WABPQHHGFIMREM-NOHWODKXSA-N lead-200 Chemical compound [200Pb] WABPQHHGFIMREM-NOHWODKXSA-N 0.000 description 1
- QELJHCBNGDEXLD-UHFFFAOYSA-N nickel zinc Chemical compound [Ni].[Zn] QELJHCBNGDEXLD-UHFFFAOYSA-N 0.000 description 1
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- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/064—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
- B23K26/066—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms by using masks
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- H01M50/50—Current conducting connections for cells or batteries
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- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
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- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- 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
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- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
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- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
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- H—ELECTRICITY
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- 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
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
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- H01M50/505—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing comprising a single busbar
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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
- 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
- H01M50/536—Electrode connections inside a battery casing characterised by the method of fixing the leads to the electrodes, e.g. by welding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
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- B23K2101/00—Articles made by soldering, welding or cutting
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- B23K2103/08—Non-ferrous metals or alloys
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- 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
- B23K2103/00—Materials to be soldered, welded or cut
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- 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
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/514—Methods for interconnecting adjacent batteries or cells
- H01M50/516—Methods for interconnecting adjacent batteries or cells by welding, soldering or brazing
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- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/521—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the material
- H01M50/522—Inorganic material
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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
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Abstract
Description
バッテリーモジュールの少なくとも一つ以上の二次電池の電極リードと、複数の二次電池同士を電気的に接続するように構成されたメインバスバーとを相互溶接するように構成されたレーザー溶接装置であって、
前記電極リード及び前記メインバスバーにレーザービームを照射するようにレーザー発光素子を備えたレーザービーム発光部と、
前記電極リードが前記メインバスバーに密着するように左右方向へ移動する密着棒を備えた密着ジグと、
前記密着棒の左右方向へ移動した位置に応じて、前記レーザービーム発光部から発生したレーザービームが前記二次電池に到達しないように遮断するか、または前記発生したレーザービームが通過するように開放される遮断ブロックと、を含み得る。
110 二次電池
111 電極リード
200 バッテリーモジュール
210 バスバーアセンブリー
212 メインバスバー
214 加圧バスバー
216 バスバーフレーム
300 レーザー溶接装置
310 レーザービーム発光部
320 密着ジグ
321 密着棒
327 グリップ部
323 支持棒
325 弾性部材
330 遮断ブロック
331 遮断板
333 ヒンジ連結部材
335 連結バー
337 回転中心部
350 ジグ移送部
360 ベースプレート
362 モジュール装着部
B レーザービーム
Claims (11)
- バッテリーモジュールの少なくとも一つ以上の二次電池の電極リードと、複数の二次電池同士を電気的に接続するように構成されたメインバスバーとを相互溶接するように構成されたレーザー溶接装置であって、
前記電極リード及び前記メインバスバーにレーザービームを照射するようにレーザー発光素子を備えたレーザービーム発光部と、
前記電極リードが前記メインバスバーに密着するように左右方向へ移動する密着棒を備えた密着ジグと、
前記密着棒の左右方向へ移動した位置に応じて、前記レーザービーム発光部から発生したレーザービームが前記二次電池に到達しないように遮断するか、または前記発生したレーザービームが通過するように開放される遮断ブロックと、を含むことを特徴とするレーザー溶接装置。 - 前記密着ジグが、
前記密着棒と左右方向の所定の距離へ離隔して位置固定された支持棒と、
前記密着棒と前記支持棒との間に介在される弾性部材と、をさらに備えたことを特徴とする請求項1に記載のレーザー溶接装置。 - 前記遮断ブロックは,
水平方向へ移動可能に構成され、上下方向へ長く延びたプレート形状を有する遮断板と、
前記遮断板の一側と連結され、水平方向へ長く延びたバーの形態で構成されたヒンジ連結部材と、を含むことを特徴とする請求項1又は請求項2に記載のレーザー溶接装置。 - 前記ヒンジ連結部材は、
一端部が前記密着棒の一側とヒンジ結合し、他端部が前記遮断板の一側とヒンジ結合した連結バーと、
前記連結バーの中央部位とヒンジ結合し、位置固定された回転中心部と、が備えられたことを特徴とする請求項3に記載のレーザー溶接装置。 - 前記バッテリーモジュールは、前記電極リードを基準にして前記メインバスバーの位置の反対側に位置した加圧バスバーをさらに備えたことを特徴とする請求項1から請求項4のいずれか一項に記載のレーザー溶接装置。
- 前記密着棒は、前記加圧バスバーの少なくとも一部を収容するよう、左右方向の一側で前記加圧バスバーが位置した方向へ突出した突出構造を備えたグリップ部が形成されたことを特徴とする請求項5に記載のレーザー溶接装置。
- 前記レーザービーム発光部は、前記電極リードの前方へ突出した端部と前記メインバスバーの左右方向の側部とが相互結合するようにレーザービームを照射するように構成されるか、または前記電極リードの前方へ突出した端部と、前記メインバスバー及び前記加圧バスバーの左右方向の側部とが相互結合するようにレーザービームを照射するように構成されたことを特徴とする請求項5又は請求項6に記載のレーザー溶接装置。
- 前記バッテリーモジュールは、前記メインバスバー及び前記加圧バスバーを前面に取り付けるように構成されたバスバーフレームをさらに含み、
前記バスバーフレームには、前記加圧バスバーの上部及び下部の各々に形成され、前方へ突出し、前記加圧バスバーの左右方向の移動をガイドできるように左右方向へ長く延びたガイド突起が形成されたことを特徴とする請求項5から請求項7のいずれか一項に記載のレーザー溶接装置。 - 前記レーザー溶接装置は、前記密着棒を左右方向へ移動させるように前記密着棒の一側と連結され、水平方向への移動力を発生させるジグ移送部を備えたことを特徴とする請求項1から請求項8のいずれか一項に記載のレーザー溶接装置。
- 前記レーザー溶接装置は、
前記密着ジグ及び前記遮断ブロックが搭載されるベースプレートと、
前記ベースプレートから上方へ延びて形成され、前記バッテリーモジュールの電極リード及び前記メインバスバーが外部に露出するように開口されたモジュール装着部と、を備えたことを特徴とする請求項1から請求項9のいずれか一項に記載のレーザー溶接装置。 - 請求項1から請求項10のいずれか一項に記載のレーザー溶接装置を含む、バッテリーモジュール製造システム。
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PCT/KR2018/015725 WO2019135505A1 (ko) | 2018-01-05 | 2018-12-11 | 레이저 빔 차단 블록을 구비한 레이저 용접 장치 |
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CN111106298B (zh) * | 2019-12-09 | 2023-05-02 | 孚能科技(赣州)股份有限公司 | 电芯模组、电芯总成及电芯模组的连接方法 |
CN112872586B (zh) * | 2020-12-24 | 2021-08-31 | 深圳市大德激光技术有限公司 | 一种动力电池正负电极的激光焊接定位与压紧装置 |
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WO2019135505A1 (ko) | 2019-07-11 |
CN110740835B (zh) | 2021-11-19 |
CN110740835A (zh) | 2020-01-31 |
EP3670063A1 (en) | 2020-06-24 |
PL3670063T3 (pl) | 2022-05-30 |
US11527805B2 (en) | 2022-12-13 |
EP3670063B1 (en) | 2022-02-02 |
US20200266416A1 (en) | 2020-08-20 |
KR20190083914A (ko) | 2019-07-15 |
JP7045538B2 (ja) | 2022-04-01 |
EP3670063A4 (en) | 2020-12-16 |
KR102288406B1 (ko) | 2021-08-09 |
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