FR3143416B1 - Dispositif et procédé de fabrication additive avec un écoulement gazeux de protection d’une fenêtre d’accès optique. - Google Patents

Dispositif et procédé de fabrication additive avec un écoulement gazeux de protection d’une fenêtre d’accès optique. Download PDF

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Publication number
FR3143416B1
FR3143416B1 FR2213392A FR2213392A FR3143416B1 FR 3143416 B1 FR3143416 B1 FR 3143416B1 FR 2213392 A FR2213392 A FR 2213392A FR 2213392 A FR2213392 A FR 2213392A FR 3143416 B1 FR3143416 B1 FR 3143416B1
Authority
FR
France
Prior art keywords
gas flow
additive manufacturing
protective gas
optical access
access window
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.)
Active
Application number
FR2213392A
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English (en)
Other versions
FR3143416A1 (fr
Inventor
Sébastien Devroe
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.)
AddUp SAS
Original Assignee
AddUp SAS
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 AddUp SAS filed Critical AddUp SAS
Priority to FR2213392A priority Critical patent/FR3143416B1/fr
Priority to JP2025533114A priority patent/JP2025541818A/ja
Priority to CN202380088603.9A priority patent/CN120418026A/zh
Priority to EP23837746.9A priority patent/EP4633848A1/fr
Priority to PCT/FR2023/052003 priority patent/WO2024126952A1/fr
Publication of FR3143416A1 publication Critical patent/FR3143416A1/fr
Application granted granted Critical
Publication of FR3143416B1 publication Critical patent/FR3143416B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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]
    • 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
    • B22F10/30—Process control
    • B22F10/32—Process control of the atmosphere, e.g. composition or pressure in a building chamber
    • B22F10/322—Process control of the atmosphere, e.g. composition or pressure in a building chamber of the gas flow, e.g. rate or direction
    • 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
    • B22F10/70—Recycling
    • B22F10/77—Recycling of gas
    • 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
    • B22F12/70—Gas flow means
    • 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
    • B29C64/10—Processes of additive manufacturing
    • B29C64/141—Processes of additive manufacturing using only solid materials
    • B29C64/153—Processes of additive manufacturing using only solid materials using layers of powder being selectively joined, e.g. by selective laser sintering or melting
    • 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
    • B29C64/30—Auxiliary operations or equipment
    • B29C64/364—Conditioning of environment
    • B29C64/371—Conditioning of environment using an environment other than air, e.g. inert gas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—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
    • B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—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
    • B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—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
    • B33Y50/00—Data acquisition or data processing for additive manufacturing
    • B33Y50/02—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
    • 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

  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Automation & Control Theory (AREA)
  • Plasma & Fusion (AREA)
  • Powder Metallurgy (AREA)
  • Laser Beam Processing (AREA)

Abstract

Dispositif (20) de fabrication additive comprenant : - une enceinte (7) configurée pour contenir de la poudre (6) et pour produire un écoulement gazeux d’évacuation (15) contre la poudre (6), - une source laser (1) configurée pour produire un faisceau laser et exposer la poudre (6) au faisceau laser à travers une fenêtre (2) de l’enceinte (7), - une buse de soufflage (3) et une buse d’aspiration (8) configurées pour produire un écoulement gazeux de protection (18) dans l’enceinte (7) contre la fenêtre (2). Figure pour l’abrégé : Fig. 1
FR2213392A 2022-12-14 2022-12-14 Dispositif et procédé de fabrication additive avec un écoulement gazeux de protection d’une fenêtre d’accès optique. Active FR3143416B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR2213392A FR3143416B1 (fr) 2022-12-14 2022-12-14 Dispositif et procédé de fabrication additive avec un écoulement gazeux de protection d’une fenêtre d’accès optique.
JP2025533114A JP2025541818A (ja) 2022-12-14 2023-12-14 光学アクセス窓を保護するための保護ガス流を用いた付加製造のための装置及び方法
CN202380088603.9A CN120418026A (zh) 2022-12-14 2023-12-14 用于在利用保护性气体流保护光学访问窗口的情况下进行增材制造的装置和方法
EP23837746.9A EP4633848A1 (fr) 2022-12-14 2023-12-14 Dispositif et procede de fabrication additive avec un ecoulement gazeux de protection d'une fenetre d'acces optique
PCT/FR2023/052003 WO2024126952A1 (fr) 2022-12-14 2023-12-14 Dispositif et procede de fabrication additive avec un ecoulement gazeux de protection d'une fenetre d'acces optique

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2213392A FR3143416B1 (fr) 2022-12-14 2022-12-14 Dispositif et procédé de fabrication additive avec un écoulement gazeux de protection d’une fenêtre d’accès optique.
FR2213392 2022-12-14

Publications (2)

Publication Number Publication Date
FR3143416A1 FR3143416A1 (fr) 2024-06-21
FR3143416B1 true FR3143416B1 (fr) 2025-03-14

Family

ID=85726777

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2213392A Active FR3143416B1 (fr) 2022-12-14 2022-12-14 Dispositif et procédé de fabrication additive avec un écoulement gazeux de protection d’une fenêtre d’accès optique.

Country Status (5)

Country Link
EP (1) EP4633848A1 (fr)
JP (1) JP2025541818A (fr)
CN (1) CN120418026A (fr)
FR (1) FR3143416B1 (fr)
WO (1) WO2024126952A1 (fr)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007010598A1 (fr) * 2005-07-19 2007-01-25 Homs Engineering Inc. Procédé de production de stent et appareil de frittage de poudre
CN102574333B (zh) * 2009-10-21 2015-07-29 松下电器产业株式会社 三维形状造型物的制造方法及其制造装置
WO2016079494A2 (fr) * 2014-11-21 2016-05-26 Renishaw Plc Appareil et procédés de fabrication en trois dimensions
GB201517188D0 (en) * 2015-09-29 2015-11-11 Renishaw Plc Additive manufacturing apparatus and methods
CN111315511B (zh) * 2017-11-10 2022-08-12 通用电气公司 增材制造机器的气流系统
US11298716B2 (en) * 2018-08-21 2022-04-12 General Electric Company Flow directing system and method for additive manufacturing system
DE102018219304A1 (de) * 2018-11-12 2020-05-14 Eos Gmbh Electro Optical Systems Beströmungsvorrichtung und Beströmungsverfahren für eine additive Herstellvorrichtung und additive Herstellvorrichtung mit einer solchen Beströmungsvorrichtung
WO2022233860A1 (fr) * 2021-05-07 2022-11-10 SLM Solutions Group AG Chambre de traitement destinée à un appareil de fabrication additive et procédé de fonctionnement de la chambre de traitement

Also Published As

Publication number Publication date
CN120418026A (zh) 2025-08-01
WO2024126952A1 (fr) 2024-06-20
FR3143416A1 (fr) 2024-06-21
JP2025541818A (ja) 2025-12-23
EP4633848A1 (fr) 2025-10-22

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