JP2010064144A - レーザマーキング方法 - Google Patents
レーザマーキング方法 Download PDFInfo
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- JP2010064144A JP2010064144A JP2009181634A JP2009181634A JP2010064144A JP 2010064144 A JP2010064144 A JP 2010064144A JP 2009181634 A JP2009181634 A JP 2009181634A JP 2009181634 A JP2009181634 A JP 2009181634A JP 2010064144 A JP2010064144 A JP 2010064144A
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- 238000010330 laser marking Methods 0.000 title claims abstract description 68
- 238000000034 method Methods 0.000 title claims abstract description 58
- 238000012545 processing Methods 0.000 claims abstract description 73
- 239000004065 semiconductor Substances 0.000 claims abstract description 7
- 101100456571 Mus musculus Med12 gene Proteins 0.000 claims abstract 2
- 230000001678 irradiating effect Effects 0.000 claims description 9
- 238000010586 diagram Methods 0.000 description 21
- 238000005259 measurement Methods 0.000 description 21
- 230000003287 optical effect Effects 0.000 description 8
- 238000005086 pumping Methods 0.000 description 8
- 230000005284 excitation Effects 0.000 description 6
- 229920000515 polycarbonate Polymers 0.000 description 4
- 239000004417 polycarbonate Substances 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 239000013307 optical fiber Substances 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 3
- 238000005253 cladding Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009022 nonlinear effect Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000000859 sublimation Methods 0.000 description 1
- 230000008022 sublimation Effects 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/435—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material
- B41J2/47—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using the combination of scanning and modulation of light
- B41J2/471—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using the combination of scanning and modulation of light using dot sequential main scanning by means of a light deflector, e.g. a rotating polygonal mirror
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/435—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material
- B41J2/44—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using single radiation source per colour, e.g. lighting beams or shutter arrangements
- B41J2/442—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using single radiation source per colour, e.g. lighting beams or shutter arrangements using lasers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
- B41M5/24—Ablative recording, e.g. by burning marks; Spark recording
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- 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
- H01S3/06754—Fibre amplifiers
- H01S3/06758—Tandem amplifiers
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- 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
- H01S3/005—Optical devices external to the laser cavity, specially adapted for lasers, e.g. for homogenisation of the beam or for manipulating laser pulses, e.g. pulse shaping
- H01S3/0064—Anti-reflection devices, e.g. optical isolaters
-
- 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
- H01S3/005—Optical devices external to the laser cavity, specially adapted for lasers, e.g. for homogenisation of the beam or for manipulating laser pulses, e.g. pulse shaping
- H01S3/0078—Frequency filtering
-
- 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
- H01S3/06708—Constructional details of the fibre, e.g. compositions, cross-section, shape or tapering
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- 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
- H01S3/09—Processes or apparatus for excitation, e.g. pumping
- H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
- H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
- H01S3/094003—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light the pumped medium being a fibre
-
- 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
- H01S3/09—Processes or apparatus for excitation, e.g. pumping
- H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
- H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
- H01S3/094003—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light the pumped medium being a fibre
- H01S3/094007—Cladding pumping, i.e. pump light propagating in a clad surrounding the active core
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- 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
- H01S3/09—Processes or apparatus for excitation, e.g. pumping
- H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
- H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
- H01S3/09408—Pump redundancy
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- 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
- H01S3/09—Processes or apparatus for excitation, e.g. pumping
- H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
- H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
- H01S3/0941—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light of a laser diode
- H01S3/09415—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light of a laser diode the pumping beam being parallel to the lasing mode of the pumped medium, e.g. end-pumping
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- 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
- H01S3/14—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range characterised by the material used as the active medium
- H01S3/16—Solid materials
- H01S3/1601—Solid materials characterised by an active (lasing) ion
- H01S3/1603—Solid materials characterised by an active (lasing) ion rare earth
- H01S3/1618—Solid materials characterised by an active (lasing) ion rare earth ytterbium
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Laser Beam Processing (AREA)
Abstract
【解決手段】当該レーザマーキング方法は、直接変調されたパルス光を出力する半導体レーザを種光源として使用したMOPA構造のパルス光源1から発振されるパルス光をマーキング対象物6に照射することで、マーキング対象物6にマーキングパターンを形成していく。その際、形成されるべきマーキングパターンの濃淡レベルを変化させるため、パルス光のパルス幅が変更される。このように、パルス幅を変更することにより、パルス光のピークパワーが変わるため、加工速度を変更することなくマーキングパターンの濃淡レベルを積極的に変化させることが可能になる。
【選択図】図1
Description
Claims (6)
- 直接変調されたパルス光を出力する半導体レーザを種光源として使用したMOPA構造のパルス光源から発振されるパルス光をマーキング対象物に照射することにより、前記マーキング対象物に対してマーキングパターンを形成していくレーザマーキング方法であって、
前記パルス光源から出力されるパルス光のパルス幅を変更することにより、前記マーキング対象物に形成されるべきマーキングパターンの濃淡レベルを変化させるレーザマーキング方法。 - 前記パルス幅の変更は、前記パルス光源から出力されるパルス光の繰り返し周波数に対応して行われることを特徴とする請求項1記載のレーザマーキング方法。
- 第1のパルス幅のパルス光によって前記マーキング対象物の表面を線状に加工した後、前記マーキング対象物の表面上であって前記第1のパルス幅のパルス光により加工された線上を、前記第1のパルス幅とは異なるパルス幅である第2のパルス幅のパルス光によって更に加工することにより、
前記マーキング対象物の表面上に前記マーキングパターンを形成することを特徴とする請求項1記載のレーザマーキング方法。 - 第1のパルス幅のパルス光によって前記マーキング対象物の表面を線状に加工した後、前記マーキング対象物の表面上であって前記第1のパルス幅のパルス光により加工された線の近傍を、前記第1のパルス幅とは異なるパルス幅である第2のパルス幅のパルス光によって更に加工することにより、
前記マーキング対象物の表面に前記マーキングパターンを形成することを特徴とする請求項1記載のレーザマーキング方法。 - 第1のパルス幅のパルス光による線状の加工を複数回行うことにより前記マーキング対象物の表面上に第1のマーキングエリアを作成した後、第1のマーキングエリアとは異なる前記マーキング対象物の表面上の領域に対して前記第1のパルス幅とは異なるパルス幅である第2のパルス幅のパルス光による線状の加工を複数回行うことにより第2のマーキングエリアを更に作成することにより、
前記マーキングパターンとして、前記マーキング対象物の表面上に二次元の模様を作成することを特徴とする請求項1記載のレーザマーキング方法。 - 前記パルス幅の変更は、前記マーキング対象物に対する前記パルス光の相対移動速度と前記繰返し周波数の組合せに対応して行われることを特長とする請求項2記載のレーザマーキング方法。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009181634A JP5589318B2 (ja) | 2008-08-11 | 2009-08-04 | レーザマーキング方法 |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008207114 | 2008-08-11 | ||
| JP2008207114 | 2008-08-11 | ||
| JP2009181634A JP5589318B2 (ja) | 2008-08-11 | 2009-08-04 | レーザマーキング方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2010064144A true JP2010064144A (ja) | 2010-03-25 |
| JP5589318B2 JP5589318B2 (ja) | 2014-09-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2009181634A Expired - Fee Related JP5589318B2 (ja) | 2008-08-11 | 2009-08-04 | レーザマーキング方法 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US8581949B2 (ja) |
| JP (1) | JP5589318B2 (ja) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012196710A (ja) * | 2011-03-04 | 2012-10-18 | Takku Insatsu:Kk | A層とc層との間に挟まれたb層の一部除去方法、マーキング、及びa層とc層との間に挟まれたb層の一部除去装置 |
| US10377145B2 (en) | 2015-04-30 | 2019-08-13 | Maxphotonics Corporation | Laser marking equipment and laser marking system |
| WO2022149294A1 (ja) * | 2021-01-07 | 2022-07-14 | オムロン株式会社 | レーザ加工装置 |
| WO2024024338A1 (ja) * | 2022-07-27 | 2024-02-01 | パナソニックホールディングス株式会社 | レーザ加工装置、制御方法、およびプログラム |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8290239B2 (en) * | 2005-10-21 | 2012-10-16 | Orbotech Ltd. | Automatic repair of electric circuits |
| JP5833299B2 (ja) * | 2010-11-02 | 2015-12-16 | 株式会社ディスコ | レーザー加工装置 |
| WO2012161083A1 (ja) * | 2011-05-24 | 2012-11-29 | 住友電気工業株式会社 | パルス光源 |
| WO2012165163A1 (ja) * | 2011-06-03 | 2012-12-06 | 住友電気工業株式会社 | レーザ装置及びレーザ加工方法 |
| EP2845661A1 (de) | 2013-09-10 | 2015-03-11 | Bystronic Laser AG | Verfahren zum Biegen eines Werkstückes |
| WO2015074222A1 (zh) * | 2013-11-21 | 2015-05-28 | 吕武全 | 一种激光打标方法 |
| CN106552998B (zh) * | 2016-11-21 | 2018-06-08 | 兰州理工大学 | 激光标刻工艺参数的估计方法及激光标刻方法 |
| CN108406124B (zh) * | 2018-03-28 | 2020-10-02 | 歌尔股份有限公司 | 一种激光标刻方法及系统 |
| JP7600754B2 (ja) * | 2021-02-26 | 2024-12-17 | 株式会社リコー | レーザ照射装置、レーザ照射方法 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012196710A (ja) * | 2011-03-04 | 2012-10-18 | Takku Insatsu:Kk | A層とc層との間に挟まれたb層の一部除去方法、マーキング、及びa層とc層との間に挟まれたb層の一部除去装置 |
| US10377145B2 (en) | 2015-04-30 | 2019-08-13 | Maxphotonics Corporation | Laser marking equipment and laser marking system |
| WO2022149294A1 (ja) * | 2021-01-07 | 2022-07-14 | オムロン株式会社 | レーザ加工装置 |
| JP2022106489A (ja) * | 2021-01-07 | 2022-07-20 | オムロン株式会社 | レーザ加工装置 |
| JP7721894B2 (ja) | 2021-01-07 | 2025-08-13 | オムロン株式会社 | レーザ加工装置 |
| WO2024024338A1 (ja) * | 2022-07-27 | 2024-02-01 | パナソニックホールディングス株式会社 | レーザ加工装置、制御方法、およびプログラム |
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| Publication number | Publication date |
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| US20100033548A1 (en) | 2010-02-11 |
| US8581949B2 (en) | 2013-11-12 |
| JP5589318B2 (ja) | 2014-09-17 |
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