JP6831302B2 - レーザ加工品の製造方法および電池の製造方法 - Google Patents
レーザ加工品の製造方法および電池の製造方法 Download PDFInfo
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- JP6831302B2 JP6831302B2 JP2017121637A JP2017121637A JP6831302B2 JP 6831302 B2 JP6831302 B2 JP 6831302B2 JP 2017121637 A JP2017121637 A JP 2017121637A JP 2017121637 A JP2017121637 A JP 2017121637A JP 6831302 B2 JP6831302 B2 JP 6831302B2
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- 238000004519 manufacturing process Methods 0.000 title claims description 37
- 238000003466 welding Methods 0.000 claims description 49
- 238000000034 method Methods 0.000 claims description 46
- 230000003287 optical effect Effects 0.000 claims description 42
- 230000003746 surface roughness Effects 0.000 claims description 21
- 238000012545 processing Methods 0.000 claims description 19
- 238000007788 roughening Methods 0.000 claims description 11
- 238000003384 imaging method Methods 0.000 claims description 9
- 230000001678 irradiating effect Effects 0.000 claims description 5
- 238000010248 power generation Methods 0.000 claims description 5
- 230000010355 oscillation Effects 0.000 claims description 4
- 238000003754 machining Methods 0.000 description 12
- 230000015572 biosynthetic process Effects 0.000 description 6
- 238000012937 correction Methods 0.000 description 6
- 238000012360 testing method Methods 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000002345 surface coating layer Substances 0.000 description 2
- 238000003486 chemical etching Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006266 hibernation Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000007261 regionalization Effects 0.000 description 1
- 231100000241 scar Toxicity 0.000 description 1
Images
Classifications
-
- 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
- B23K26/26—Seam welding of rectilinear seams
-
- 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
- B23K26/352—Working by laser beam, e.g. welding, cutting or boring for surface treatment
-
- 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
-
- 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
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/04—Automatically aligning, aiming or focusing the laser beam, e.g. using the back-scattered light
- B23K26/042—Automatically aligning the laser beam
- B23K26/043—Automatically aligning the laser beam along the beam path, i.e. alignment of laser beam axis relative to laser beam apparatus
-
- 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
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/03—Observing, e.g. monitoring, the workpiece
-
- 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
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/03—Observing, e.g. monitoring, the workpiece
- B23K26/032—Observing, e.g. monitoring, the workpiece using optical means
-
- 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
- B23K26/02—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
-
- 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
- B23K26/60—Preliminary treatment
-
- 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
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
- B23K26/707—Auxiliary equipment for monitoring laser beam transmission optics
-
- 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
- H01M50/116—Primary casings; Jackets or wrappings characterised by the material
- H01M50/124—Primary casings; Jackets or wrappings characterised by the material having a layered structure
-
- 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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Laser Beam Processing (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Description
「○」……25μm以下
「△」……25〜45μm
「×」……45μm超
2 容器本体
3 蓋部材
4 発電要素
5 溶接痕
8 荒れ領域
10 レーザ発振器
15 同軸カメラ
17 回折光学素子
25 ワーク
26 被照射面
31 パターン状の照射痕
32 0次スポット
33 回折スポット
A 代表線
B 代表線
Claims (8)
- レーザ加工箇所を有するレーザ加工品の製造方法であって,
加工対象物へ向けて照射されるレーザ光を発射するレーザ発振部と,
前記レーザ発振部からのレーザ光を分割して,一直線上にない複数の照射スポットを含
むとともに,複数の前記照射スポットの位置に基づいて決定される代表位置が,前記レー
ザ発振部によるレーザ光を分割しないで照射した場合の直接照射位置と一致する照射パタ
ーンを被照射面上に形成させるビーム分割部と,
前記被照射面におけるレーザ加工の目標位置を含む領域の画像を取得する撮像部とを用
い,
前記レーザ発振部および前記ビーム分割部を用いて基準照射面上に前記照射パターンの
照射痕を形成するパターン形成工程と,
形成された照射痕の画像を前記撮像部により取得する工程と,
取得した画像上で,前記照射痕に含まれる複数の前記照射スポットの位置に基づいて,
前記照射パターンの代表位置を決定する代表位置決定工程と,
決定された前記代表位置の,前記取得した画像上での前記目標位置からのずれ量を決定
する工程と,
決定されたずれ量に基づき前記レーザ発振部からのレーザ光の前記被照射面への照射位
置を補正しつつ,前記加工対象物に前記レーザ発振部によりレーザ光を照射して前記レー
ザ加工箇所を形成する加工工程とを行うことを特徴とするレーザ加工品の製造方法。 - 請求項1に記載のレーザ加工品の製造方法であって,
前記照射パターン中の照射スポットに,前記直接照射位置のものが含まれることを特徴
とするレーザ加工品の製造方法。 - 請求項1または請求項2に記載のレーザ加工品の製造方法であって,前記代表位置決定工
程にて,
複数の前記照射スポットのうち2つ以上のものの位置に基づいて第1の代表線を決定し
,
複数の前記照射スポットのうち別の2つ以上のものの位置に基づいて,前記第1の代表
線とは非平行な第2の代表線を決定し,
前記第1の代表線と前記第2の代表線との交点の位置を前記代表位置とすることを特徴
とするレーザ加工品の製造方法。 - 請求項1から請求項3までのいずれか1つに記載のレーザ加工品の製造方法であって,
前記ビーム分割部として,前記レーザ発振部からのレーザ光を回折させる回折光学素子
を用いることを特徴とするレーザ加工品の製造方法。 - 請求項1から請求項4までのいずれか1つに記載のレーザ加工品の製造方法であって,
前記基準照射面として,前記加工対象物における加工予定箇所を含む表面を用いること
を特徴とするレーザ加工品の製造方法。 - 請求項1から請求項5までのいずれか1つに記載のレーザ加工品の製造方法であって,
前記パターン形成工程での前記照射痕の形成を,前記基準照射面内における,表面粗さ
があらかじめ定められた推奨範囲内である荒れ領域に対して行うことを特徴とするレーザ
加工品の製造方法。 - 請求項6に記載のレーザ加工品の製造方法であって,
前記パターン形成工程に先立ち,前記基準照射面内に,表面を荒らして前記荒れ領域を
形成する荒らし工程を行うことを特徴とするレーザ加工品の製造方法。 - 請求項1から請求項7までのいずれか1つに記載の製造方法であって,
前記加工対象物が電池の第1外装部材および第2外装部材であり,
前記レーザ加工品が,前記第1外装部材と前記第2外装部材とをレーザ加工により溶接
してなるとともに内部に発電要素を内蔵する電池であることを特徴とする電池の製造方法
。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017121637A JP6831302B2 (ja) | 2017-06-21 | 2017-06-21 | レーザ加工品の製造方法および電池の製造方法 |
US16/010,885 US10807196B2 (en) | 2017-06-21 | 2018-06-18 | Method for manufacturing laser processed product |
KR1020180069880A KR102329079B1 (ko) | 2017-06-21 | 2018-06-18 | 레이저 가공품의 제조 방법 및 레이저 가공품 |
CN201810633185.8A CN109093253B (zh) | 2017-06-21 | 2018-06-19 | 激光加工品的制造方法和激光加工品 |
KR1020200145493A KR20200127959A (ko) | 2017-06-21 | 2020-11-03 | 레이저 가공품의 제조 방법 및 레이저 가공품 |
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JP2017121637A JP6831302B2 (ja) | 2017-06-21 | 2017-06-21 | レーザ加工品の製造方法および電池の製造方法 |
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JP2019005775A JP2019005775A (ja) | 2019-01-17 |
JP6831302B2 true JP6831302B2 (ja) | 2021-02-17 |
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US (1) | US10807196B2 (ja) |
JP (1) | JP6831302B2 (ja) |
KR (2) | KR102329079B1 (ja) |
CN (1) | CN109093253B (ja) |
Families Citing this family (4)
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EP3744468B1 (en) * | 2018-03-23 | 2024-03-06 | Primetals Technologies Japan, Ltd. | Laser processing device, and method for adjusting a laser processing head |
CN112092361B (zh) * | 2020-07-28 | 2022-06-07 | 湖南华曙高科技股份有限公司 | 一种用于制造三维物体的扫描单元的实时检测方法和系统 |
DE102020216323A1 (de) | 2020-12-18 | 2022-06-23 | Robert Bosch Gesellschaft mit beschränkter Haftung | Verfahren und Vorrichtung zur elektrischen Kontaktierung von Zellen einer Batterie |
KR20240035186A (ko) * | 2022-09-08 | 2024-03-15 | 주식회사 엘지에너지솔루션 | 초소형 셀 조립장치 및 이를 이용한 전극 스택 제조방법 |
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JP2723798B2 (ja) * | 1994-04-28 | 1998-03-09 | 三菱電機株式会社 | レーザ転写加工装置 |
US6008914A (en) * | 1994-04-28 | 1999-12-28 | Mitsubishi Denki Kabushiki Kaisha | Laser transfer machining apparatus |
JPH08318385A (ja) * | 1995-05-24 | 1996-12-03 | Taiyo Yuden Co Ltd | セラミックグリーンシートなどのレーザ加工装置ならびにそのレーザ加工方法 |
DK0770445T3 (da) | 1995-10-06 | 2002-02-18 | Elpatronic Ag | Fremgangsmåde til at kontrollere og postionere en stråle til bearbejdning af emner |
JPH1058175A (ja) * | 1996-08-27 | 1998-03-03 | Nikon Corp | レーザ加工装置の光軸の較正方法 |
US6610961B1 (en) * | 2002-07-25 | 2003-08-26 | Matsushita Electric Industrial Co., Ltd. | System and method of workpiece alignment in a laser milling system |
JP2004276101A (ja) | 2003-03-18 | 2004-10-07 | Sumitomo Heavy Ind Ltd | レーザ加工方法及びレーザ加工装置 |
JP2007175744A (ja) * | 2005-12-28 | 2007-07-12 | Yamazaki Mazak Corp | レーザ加工機における光路軸の調整装置 |
JP2008241255A (ja) * | 2007-03-23 | 2008-10-09 | Sumitomo Heavy Ind Ltd | アライメントマークの位置検出方法及び該方法を用いたレーザ加工装置 |
KR101250093B1 (ko) | 2009-05-15 | 2013-04-02 | 도요타지도샤가부시키가이샤 | 레이저 용접 방법 및 그것을 포함하는 전지의 제조 방법 |
JP5791908B2 (ja) * | 2011-01-18 | 2015-10-07 | オリンパス株式会社 | 調整装置、レーザ加工装置および調整方法 |
WO2013024668A1 (ja) * | 2011-08-12 | 2013-02-21 | シャープ株式会社 | 位置ずれ検出装置、発光装置、照明装置、プロジェクタ、車両用前照灯および位置ずれ調整方法 |
JP5798026B2 (ja) * | 2011-12-15 | 2015-10-21 | ビアメカニクス株式会社 | アライメントマークの検出方法およびレーザ加工装置 |
JP6108178B2 (ja) * | 2014-06-16 | 2017-04-05 | トヨタ自動車株式会社 | レーザー溶接装置およびレーザー溶接方法 |
JP6241459B2 (ja) | 2015-07-31 | 2017-12-06 | トヨタ自動車株式会社 | 溶接構造体の製造方法 |
JP6468175B2 (ja) * | 2015-12-09 | 2019-02-13 | トヨタ自動車株式会社 | 密閉型容器の製造方法 |
EP3428885A4 (en) * | 2016-03-09 | 2019-08-14 | Guangzhou Airob Robot Technology Co., Ltd. | CARD CONSTRUCTION METHOD, AND CORRECTION METHOD AND APPARATUS |
-
2017
- 2017-06-21 JP JP2017121637A patent/JP6831302B2/ja active Active
-
2018
- 2018-06-18 US US16/010,885 patent/US10807196B2/en active Active
- 2018-06-18 KR KR1020180069880A patent/KR102329079B1/ko active IP Right Grant
- 2018-06-19 CN CN201810633185.8A patent/CN109093253B/zh active Active
-
2020
- 2020-11-03 KR KR1020200145493A patent/KR20200127959A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
CN109093253B (zh) | 2020-11-17 |
US20180369963A1 (en) | 2018-12-27 |
KR102329079B1 (ko) | 2021-11-19 |
US10807196B2 (en) | 2020-10-20 |
KR20200127959A (ko) | 2020-11-11 |
CN109093253A (zh) | 2018-12-28 |
JP2019005775A (ja) | 2019-01-17 |
KR20180138533A (ko) | 2018-12-31 |
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