WO2008123609A1 - レーザ加工装置及びレーザ加工方法 - Google Patents

レーザ加工装置及びレーザ加工方法 Download PDF

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Publication number
WO2008123609A1
WO2008123609A1 PCT/JP2008/056773 JP2008056773W WO2008123609A1 WO 2008123609 A1 WO2008123609 A1 WO 2008123609A1 JP 2008056773 W JP2008056773 W JP 2008056773W WO 2008123609 A1 WO2008123609 A1 WO 2008123609A1
Authority
WO
WIPO (PCT)
Prior art keywords
laser processing
light
laser
processing head
optical fiber
Prior art date
Application number
PCT/JP2008/056773
Other languages
English (en)
French (fr)
Inventor
Keisuke Furuta
Susumu Konno
Masaki Seguchi
Junichi Nishimae
Original Assignee
Mitsubishi Electric Corporation
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corporation filed Critical Mitsubishi Electric Corporation
Priority to DE112008000872T priority Critical patent/DE112008000872T5/de
Priority to US12/594,733 priority patent/US20100163537A1/en
Priority to JP2009509324A priority patent/JP5147834B2/ja
Publication of WO2008123609A1 publication Critical patent/WO2008123609A1/ja

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/264—Optical coupling means with optical elements between opposed fibre ends which perform a function other than beam splitting
    • G02B6/266—Optical coupling means with optical elements between opposed fibre ends which perform a function other than beam splitting the optical element being an attenuator
    • 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
    • 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
    • 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
    • B23K26/36—Removing material
    • B23K26/38—Removing material by boring or cutting
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/241—Light guide terminations
    • G02B6/243—Light guide terminations as light absorbers
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4296—Coupling light guides with opto-electronic elements coupling with sources of high radiant energy, e.g. high power lasers, high temperature light sources
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings
    • G02B6/02066—Gratings having a surface relief structure, e.g. repetitive variation in diameter of core or cladding
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
    • G02B6/03616—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference
    • G02B6/03622—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 2 layers only
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/262—Optical details of coupling light into, or out of, or between fibre ends, e.g. special fibre end shapes or associated optical elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/32—Optical coupling means having lens focusing means positioned between opposed fibre ends
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06—Construction or shape of active medium
    • H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067—Fibre lasers
    • H01S3/0675—Resonators including a grating structure, e.g. distributed Bragg reflectors [DBR] or distributed feedback [DFB] fibre lasers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/23—Arrangements of two or more lasers not provided for in groups H01S3/02 - H01S3/22, e.g. tandem arrangements of separate active media
    • H01S3/2383—Parallel arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Laser Beam Processing (AREA)

Abstract

　レーザ加工装置１０は、レーザ発振器１２と、レーザ加工ヘッド１６と、レーザ発振器で発振されたレーザ光をレーザ加工ヘッドに伝送する光ファイバ１４と、レーザ加工ヘッドにアシストガスの酸素を供給するアシストガス供給部３０２を有する。光ファイバは、クラッドを伝搬する光を除去する除去部３０又はその光を減衰する減衰部を備えている。光ファイバ１４のコア２０からクラッド１２２に漏れ出た光３６は、除去部３０の光吸収体３４で吸収される、または光透過部材３８を通じて外部に放出される。したがって、加工ヘッドから出射されたレーザを用いて切断された金属の切断面は、凹凸の無い高品質の面である。
PCT/JP2008/056773 2007-04-04 2008-04-04 レーザ加工装置及びレーザ加工方法 WO2008123609A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE112008000872T DE112008000872T5 (de) 2007-04-04 2008-04-04 Vorrichtung und Verfahren zur Laserbearbeitung
US12/594,733 US20100163537A1 (en) 2007-04-04 2008-04-04 Apparatus and method for laser machining
JP2009509324A JP5147834B2 (ja) 2007-04-04 2008-04-04 レーザ加工装置及びレーザ加工方法

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2007097905 2007-04-04
JP2007097906 2007-04-04
JP2007-097906 2007-04-04
JP2007-097905 2007-04-04

Publications (1)

Publication Number Publication Date
WO2008123609A1 true WO2008123609A1 (ja) 2008-10-16

Family

ID=39831064

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/056773 WO2008123609A1 (ja) 2007-04-04 2008-04-04 レーザ加工装置及びレーザ加工方法

Country Status (4)

Country Link
US (1) US20100163537A1 (ja)
JP (1) JP5147834B2 (ja)
DE (1) DE112008000872T5 (ja)
WO (1) WO2008123609A1 (ja)

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WO2010087145A1 (ja) * 2009-01-28 2010-08-05 三菱電機株式会社 光ファイバ、照明用光源装置および画像表示装置
JP2010186100A (ja) * 2009-02-13 2010-08-26 Fujifilm Corp ライトガイド及び光源装置並びに内視鏡システム
JP2010194558A (ja) * 2009-02-23 2010-09-09 Koike Sanso Kogyo Co Ltd レーザ切断方法及びレーザ切断装置
WO2010137475A1 (ja) * 2009-05-25 2010-12-02 三菱電機株式会社 レーザ加工装置およびレーザ加工方法
JP2011039298A (ja) * 2009-08-11 2011-02-24 Murata Mfg Co Ltd 光結合構造およびその光結合構造を用いた光伝送モジュール
WO2011067908A1 (ja) * 2009-12-04 2011-06-09 三菱電線工業株式会社 光ファイバ及び光ファイバの加工方法
JP2011121107A (ja) * 2009-12-14 2011-06-23 Koike Sanso Kogyo Co Ltd レーザ切断装置
WO2011155444A1 (ja) * 2010-06-08 2011-12-15 株式会社クラレ 複合型光ファイバ、及びその製造方法
JP2014146800A (ja) * 2013-01-28 2014-08-14 Jds Uniphase Corp クラッド光除去器および製造方法
CN104238014A (zh) * 2014-08-28 2014-12-24 清华大学 并行光纤包层光滤除装置
JP2016029454A (ja) * 2014-07-16 2016-03-03 三菱電線工業株式会社 光ファイバ心線及びそれを備えたレーザ伝送部品
US10141708B2 (en) 2011-01-18 2018-11-27 Furukawa Electric Co., Ltd. Fiber laser apparatus and method of aligning laser light irradiation position
US10802209B2 (en) 2013-01-28 2020-10-13 Lumentum Operations Llc Cladding light stripper
JP2021063880A (ja) * 2019-10-11 2021-04-22 三菱電線工業株式会社 光ファイバ端部構造及びそれを用いた光コネクタ構造
JP7431582B2 (ja) 2016-09-29 2024-02-15 エヌライト， インコーポレイテッド 光ビームを使用して材料を処理するための方法およびシステム

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JP5789527B2 (ja) * 2012-01-18 2015-10-07 株式会社アマダホールディングス レーザ加工装置及びレーザ発振制御方法
CN104619453B (zh) * 2012-08-09 2016-08-24 罗芬-拉萨格股份公司 用于利用激光束加工工件的系统
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WO2010087145A1 (ja) * 2009-01-28 2010-08-05 三菱電機株式会社 光ファイバ、照明用光源装置および画像表示装置
JP5090539B2 (ja) * 2009-01-28 2012-12-05 三菱電機株式会社 光ファイバ、照明用光源装置および画像表示装置
JP2010186100A (ja) * 2009-02-13 2010-08-26 Fujifilm Corp ライトガイド及び光源装置並びに内視鏡システム
CN102325627A (zh) * 2009-02-23 2012-01-18 小池酸素工业株式会社 激光切割方法及激光切割装置
JP2010194558A (ja) * 2009-02-23 2010-09-09 Koike Sanso Kogyo Co Ltd レーザ切断方法及びレーザ切断装置
WO2010137475A1 (ja) * 2009-05-25 2010-12-02 三菱電機株式会社 レーザ加工装置およびレーザ加工方法
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JP2011039298A (ja) * 2009-08-11 2011-02-24 Murata Mfg Co Ltd 光結合構造およびその光結合構造を用いた光伝送モジュール
JP2011118208A (ja) * 2009-12-04 2011-06-16 Mitsubishi Cable Ind Ltd 光ファイバ及び光ファイバの加工方法
WO2011067908A1 (ja) * 2009-12-04 2011-06-09 三菱電線工業株式会社 光ファイバ及び光ファイバの加工方法
JP2011121107A (ja) * 2009-12-14 2011-06-23 Koike Sanso Kogyo Co Ltd レーザ切断装置
CN102971652A (zh) * 2010-06-08 2013-03-13 株式会社可乐丽 复合型光纤及其制造方法
WO2011155444A1 (ja) * 2010-06-08 2011-12-15 株式会社クラレ 複合型光ファイバ、及びその製造方法
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CN102971652B (zh) * 2010-06-08 2015-03-25 株式会社可乐丽 复合型光纤及其制造方法
JP5761674B2 (ja) * 2010-06-08 2015-08-12 株式会社クラレ 複合型光ファイバ、及びその製造方法
US10141708B2 (en) 2011-01-18 2018-11-27 Furukawa Electric Co., Ltd. Fiber laser apparatus and method of aligning laser light irradiation position
US11171462B2 (en) 2011-01-18 2021-11-09 Furukawa Electric Co., Ltd. Fiber laser apparatus
US10802209B2 (en) 2013-01-28 2020-10-13 Lumentum Operations Llc Cladding light stripper
US10090631B2 (en) 2013-01-28 2018-10-02 Lumentum Operations Llc Cladding light stripper and method of manufacturing
JP2014146800A (ja) * 2013-01-28 2014-08-14 Jds Uniphase Corp クラッド光除去器および製造方法
JP2016029454A (ja) * 2014-07-16 2016-03-03 三菱電線工業株式会社 光ファイバ心線及びそれを備えたレーザ伝送部品
CN104238014A (zh) * 2014-08-28 2014-12-24 清华大学 并行光纤包层光滤除装置
JP7431582B2 (ja) 2016-09-29 2024-02-15 エヌライト， インコーポレイテッド 光ビームを使用して材料を処理するための方法およびシステム
JP2021063880A (ja) * 2019-10-11 2021-04-22 三菱電線工業株式会社 光ファイバ端部構造及びそれを用いた光コネクタ構造
JP7055117B2 (ja) 2019-10-11 2022-04-15 三菱電線工業株式会社 光ファイバ端部構造及びそれを用いた光コネクタ構造

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