DE102019126888A8 - Laser device for generating laser radiation and 3D printing device with such a laser device - Google Patents

Laser device for generating laser radiation and 3D printing device with such a laser device Download PDF

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Publication number
DE102019126888A8
DE102019126888A8 DE102019126888.5A DE102019126888A DE102019126888A8 DE 102019126888 A8 DE102019126888 A8 DE 102019126888A8 DE 102019126888 A DE102019126888 A DE 102019126888A DE 102019126888 A8 DE102019126888 A8 DE 102019126888A8
Authority
DE
Germany
Prior art keywords
laser
generating
radiation
printing
laser device
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
DE102019126888.5A
Other languages
German (de)
Other versions
DE102019126888A1 (en
Inventor
Aliaksei Krasnaberski
Stephan Schneider
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Limo GmbH
Original Assignee
Limo GmbH
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 Limo GmbH filed Critical Limo GmbH
Priority to DE102019126888.5A priority Critical patent/DE102019126888A1/en
Priority to JP2022521082A priority patent/JP2022551621A/en
Priority to EP20790224.8A priority patent/EP4041479A1/en
Priority to KR1020227007643A priority patent/KR20220044570A/en
Priority to CN202080069007.2A priority patent/CN114631047A/en
Priority to US17/766,506 priority patent/US20240066630A1/en
Priority to PCT/EP2020/077999 priority patent/WO2021069441A1/en
Publication of DE102019126888A1 publication Critical patent/DE102019126888A1/en
Publication of DE102019126888A8 publication Critical patent/DE102019126888A8/en
Pending legal-status Critical Current

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
    • B23K26/0006—Working by laser beam, e.g. welding, cutting or boring taking account of the properties of the material involved
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
    • B22F12/40—Radiation means
    • B22F12/44—Radiation means characterised by the configuration of the radiation means
    • B22F12/45—Two or more
    • 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
    • B23K26/0652—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms comprising 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
    • B23K26/02—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
    • B23K26/073—Shaping the laser spot
    • 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
    • B23K26/073—Shaping the laser spot
    • B23K26/0738—Shaping the laser spot into a linear shape
    • 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
    • B23K26/34—Laser welding for purposes other than joining
    • B23K26/342—Build-up welding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
    • B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
    • B29C64/264—Arrangements for irradiation
    • B29C64/268—Arrangements for irradiation using laser beams; using electron beams [EB]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0916—Adapting the beam shape of a semiconductor light source such as a laser diode or an LED, e.g. for efficiently coupling into optical fibers
    • G02B27/0922—Adapting the beam shape of a semiconductor light source such as a laser diode or an LED, e.g. for efficiently coupling into optical fibers the semiconductor light source comprising an array of light emitters
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0927—Systems for changing the beam intensity distribution, e.g. Gaussian to top-hat
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938—Using specific optical elements
    • G02B27/095—Refractive optical elements
    • G02B27/0955—Lenses
    • G02B27/0961—Lens arrays
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938—Using specific optical elements
    • G02B27/095—Refractive optical elements
    • G02B27/0955—Lenses
    • G02B27/0966—Cylindrical lenses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
    • B22F10/20—Direct sintering or melting
    • B22F10/28—Powder bed fusion, e.g. selective laser melting [SLM] or electron beam melting [EBM]
    • 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)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Plasma & Fusion (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • General Health & Medical Sciences (AREA)
  • Laser Beam Processing (AREA)
DE102019126888.5A 2019-10-07 2019-10-07 Laser device for generating laser radiation and 3D printing device with such a laser device Pending DE102019126888A1 (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
DE102019126888.5A DE102019126888A1 (en) 2019-10-07 2019-10-07 Laser device for generating laser radiation and 3D printing device with such a laser device
JP2022521082A JP2022551621A (en) 2019-10-07 2020-10-06 Laser device for generating laser radiation and 3D printing device comprising said laser device
EP20790224.8A EP4041479A1 (en) 2019-10-07 2020-10-06 Laser device for generating laser radiation and 3d printing device comprising a laser device of this type
KR1020227007643A KR20220044570A (en) 2019-10-07 2020-10-06 A laser device generating laser radiation and a 3D printing device including the laser device
CN202080069007.2A CN114631047A (en) 2019-10-07 2020-10-06 Laser device for generating laser radiation and 3D printing apparatus comprising such a laser device
US17/766,506 US20240066630A1 (en) 2019-10-07 2020-10-06 Laser device for generating laser radiation and 3d printing device comprising such a laser device
PCT/EP2020/077999 WO2021069441A1 (en) 2019-10-07 2020-10-06 Laser device for generating laser radiation and 3d printing device comprising a laser device of this type

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102019126888.5A DE102019126888A1 (en) 2019-10-07 2019-10-07 Laser device for generating laser radiation and 3D printing device with such a laser device

Publications (2)

Publication Number Publication Date
DE102019126888A1 DE102019126888A1 (en) 2021-04-08
DE102019126888A8 true DE102019126888A8 (en) 2022-03-24

Family

ID=74875913

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102019126888.5A Pending DE102019126888A1 (en) 2019-10-07 2019-10-07 Laser device for generating laser radiation and 3D printing device with such a laser device

Country Status (1)

Country Link
DE (1) DE102019126888A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102023102044A1 (en) 2023-01-27 2024-04-25 TRUMPF Laser- und Systemtechnik AG Process for coating metallic workpieces

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19818444A1 (en) 1997-04-25 1998-10-29 Nikon Corp Focusing lens system and projection illumination system
US6560031B1 (en) 1999-10-21 2003-05-06 Carl-Ziess-Stiftung Optical projection lens system
WO2015134075A2 (en) 2013-12-16 2015-09-11 General Electric Company Diode laser fiber array for powder bed fabrication or repair
US20190299286A1 (en) 2018-03-29 2019-10-03 Vulcanforms Inc. Additive manufacturing systems and methods
DE102019003528A1 (en) 2018-05-18 2019-11-21 MV Innovative Technologies, LLC ADDITIVE MANUFACTURING OF METALS USING A FIBER ARRAYLASER SOURCE AND ADAPTIVE MULTIPLE RAY MOLDING

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19818444A1 (en) 1997-04-25 1998-10-29 Nikon Corp Focusing lens system and projection illumination system
US6560031B1 (en) 1999-10-21 2003-05-06 Carl-Ziess-Stiftung Optical projection lens system
WO2015134075A2 (en) 2013-12-16 2015-09-11 General Electric Company Diode laser fiber array for powder bed fabrication or repair
US20190299286A1 (en) 2018-03-29 2019-10-03 Vulcanforms Inc. Additive manufacturing systems and methods
DE102019003528A1 (en) 2018-05-18 2019-11-21 MV Innovative Technologies, LLC ADDITIVE MANUFACTURING OF METALS USING A FIBER ARRAYLASER SOURCE AND ADAPTIVE MULTIPLE RAY MOLDING

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Publication number Publication date
DE102019126888A1 (en) 2021-04-08

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