IT201900023214A1 - Procedimento e sistema per la determinazione della posizione locale di almeno un elemento ottico in una macchina per la lavorazione laser di un materiale, tramite tecniche d'interferometria ottica a bassa coerenza - Google Patents

Procedimento e sistema per la determinazione della posizione locale di almeno un elemento ottico in una macchina per la lavorazione laser di un materiale, tramite tecniche d'interferometria ottica a bassa coerenza

Info

Publication number
IT201900023214A1
IT201900023214A1 IT102019000023214A IT201900023214A IT201900023214A1 IT 201900023214 A1 IT201900023214 A1 IT 201900023214A1 IT 102019000023214 A IT102019000023214 A IT 102019000023214A IT 201900023214 A IT201900023214 A IT 201900023214A IT 201900023214 A1 IT201900023214 A1 IT 201900023214A1
Authority
IT
Italy
Prior art keywords
determining
machine
laser processing
low coherence
local position
Prior art date
Application number
IT102019000023214A
Other languages
English (en)
Inventor
Simone Donadello
Barbara Previtali
Daniele Colombo
Original Assignee
Adige Spa
Milano Politecnico
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 Adige Spa, Milano Politecnico filed Critical Adige Spa
Priority to IT102019000023214A priority Critical patent/IT201900023214A1/it
Priority to BR112022011062A priority patent/BR112022011062A2/pt
Priority to PCT/IB2020/061507 priority patent/WO2021111393A1/en
Priority to KR1020227022879A priority patent/KR20220120591A/ko
Priority to TW109142934A priority patent/TW202132037A/zh
Priority to CA3160513A priority patent/CA3160513A1/en
Priority to EP20830312.3A priority patent/EP4070036A1/en
Priority to CN202080092699.2A priority patent/CN115038930A/zh
Priority to US17/781,594 priority patent/US20220410309A1/en
Priority to MX2022006915A priority patent/MX2022006915A/es
Priority to JP2022533541A priority patent/JP2023504714A/ja
Publication of IT201900023214A1 publication Critical patent/IT201900023214A1/it

Links

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
    • B23K26/02—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
    • B23K26/046—Automatically focusing the laser beam
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • G01B9/02015—Interferometers characterised by the beam path configuration
    • G01B9/02032—Interferometers characterised by the beam path configuration generating a spatial carrier frequency, e.g. by creating lateral or angular offset between reference and object beam
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • G01B9/02055—Reduction or prevention of errors; Testing; Calibration
    • G01B9/0207—Error reduction by correction of the measurement signal based on independently determined error sources, e.g. using a reference interferometer
    • G01B9/02072—Error reduction by correction of the measurement signal based on independently determined error sources, e.g. using a reference interferometer by calibration or testing of interferometer
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • G01B9/0209—Low-coherence interferometers
    • 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
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Laser Beam Processing (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
IT102019000023214A 2019-12-06 2019-12-06 Procedimento e sistema per la determinazione della posizione locale di almeno un elemento ottico in una macchina per la lavorazione laser di un materiale, tramite tecniche d'interferometria ottica a bassa coerenza IT201900023214A1 (it)

Priority Applications (11)

Application Number Priority Date Filing Date Title
IT102019000023214A IT201900023214A1 (it) 2019-12-06 2019-12-06 Procedimento e sistema per la determinazione della posizione locale di almeno un elemento ottico in una macchina per la lavorazione laser di un materiale, tramite tecniche d'interferometria ottica a bassa coerenza
BR112022011062A BR112022011062A2 (pt) 2019-12-06 2020-12-04 Método e sistema para determinar a posição local de pelo menos um elemento óptico em uma máquina para processamento a laser de um material, usando técnicas de interferometria óptica de baixa coerência
PCT/IB2020/061507 WO2021111393A1 (en) 2019-12-06 2020-12-04 Method and system for determining the local position of at least one optical element in a machine for laser processing of a material, using low-coherence optical interferometry techniques
KR1020227022879A KR20220120591A (ko) 2019-12-06 2020-12-04 저간섭성 광학 간섭계 기법들을 사용하여 재료의 레이저 프로세싱을 위한 머신에서 적어도 하나의 광학 엘리먼트의 로컬 포지션을 결정하기 위한 방법 및 시스템
TW109142934A TW202132037A (zh) 2019-12-06 2020-12-04 判定光學元件的位置之方法、系統、雷射加工機器、判定壓力之方法以及判定光學元件之溫度的方法
CA3160513A CA3160513A1 (en) 2019-12-06 2020-12-04 Method and system for determining the local position of at least one optical element in a machine for laser processing of a material, using low-coherence optical interferometry techniques
EP20830312.3A EP4070036A1 (en) 2019-12-06 2020-12-04 Method and system for determining the local position of at least one optical element in a machine for laser processing of a material, using low-coherence optical interferometry techniques
CN202080092699.2A CN115038930A (zh) 2019-12-06 2020-12-04 使用低相干光学干涉测量技术来确定在对材料激光加工的机器中的至少一个光学元件的局部位置的方法和系统
US17/781,594 US20220410309A1 (en) 2019-12-06 2020-12-04 Method and system for determining the local position of at least one optical element in a machine for laser processing of a material, using low-coherence optical interferometry techniques
MX2022006915A MX2022006915A (es) 2019-12-06 2020-12-04 Metodo y sistema para determinar la posicion local de al menos un elemento optico en una maquina para el procesamiento laser de un material, utilizando tecnicas de interferometria optica de baja coherencia.
JP2022533541A JP2023504714A (ja) 2019-12-06 2020-12-04 低コヒーレンス光干渉手法を用いた材料のレーザ加工のための機械における少なくとも１つの光学素子の局所位置を決定するための方法およびシステム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT102019000023214A IT201900023214A1 (it) 2019-12-06 2019-12-06 Procedimento e sistema per la determinazione della posizione locale di almeno un elemento ottico in una macchina per la lavorazione laser di un materiale, tramite tecniche d'interferometria ottica a bassa coerenza

Publications (1)

Publication Number Publication Date
IT201900023214A1 true IT201900023214A1 (it) 2021-06-06

Family

ID=70009274

Family Applications (1)

Application Number Title Priority Date Filing Date
IT102019000023214A IT201900023214A1 (it) 2019-12-06 2019-12-06 Procedimento e sistema per la determinazione della posizione locale di almeno un elemento ottico in una macchina per la lavorazione laser di un materiale, tramite tecniche d'interferometria ottica a bassa coerenza

Country Status (11)

Country Link
US (1) US20220410309A1 (it)
EP (1) EP4070036A1 (it)
JP (1) JP2023504714A (it)
KR (1) KR20220120591A (it)
CN (1) CN115038930A (it)
BR (1) BR112022011062A2 (it)
CA (1) CA3160513A1 (it)
IT (1) IT201900023214A1 (it)
MX (1) MX2022006915A (it)
TW (1) TW202132037A (it)
WO (1) WO2021111393A1 (it)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010092533A1 (en) * 2009-02-13 2010-08-19 Ecole Polytechnique Federale De Lausanne (Epfl) Method and apparatus for 3d object shape and surface topology measurements by contour depth extraction acquired in a single shot
US20160059350A1 (en) * 2014-08-02 2016-03-03 Precitec Optronik Gmbh Method for Measuring the Distance Between a Workpiece and a Machining Head of a Laser Machining Apparatus
DE102018105877B3 (de) * 2018-03-14 2019-02-28 Precitec Gmbh & Co. Kg Vorrichtung für die Bestimmung einer Ausrichtung einer optischen Vorrichtung eines Kohärenztomographen, Kohärenztomograph und Laserbearbeitungssystem

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010092533A1 (en) * 2009-02-13 2010-08-19 Ecole Polytechnique Federale De Lausanne (Epfl) Method and apparatus for 3d object shape and surface topology measurements by contour depth extraction acquired in a single shot
US20160059350A1 (en) * 2014-08-02 2016-03-03 Precitec Optronik Gmbh Method for Measuring the Distance Between a Workpiece and a Machining Head of a Laser Machining Apparatus
DE102018105877B3 (de) * 2018-03-14 2019-02-28 Precitec Gmbh & Co. Kg Vorrichtung für die Bestimmung einer Ausrichtung einer optischen Vorrichtung eines Kohärenztomographen, Kohärenztomograph und Laserbearbeitungssystem

Also Published As

Publication number Publication date
CN115038930A (zh) 2022-09-09
BR112022011062A2 (pt) 2022-08-23
KR20220120591A (ko) 2022-08-30
US20220410309A1 (en) 2022-12-29
EP4070036A1 (en) 2022-10-12
MX2022006915A (es) 2022-07-27
TW202132037A (zh) 2021-09-01
CA3160513A1 (en) 2021-06-10
WO2021111393A1 (en) 2021-06-10
JP2023504714A (ja) 2023-02-06

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