CN115443198A - 增材制造方法 - Google Patents

增材制造方法 Download PDF

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Publication number
CN115443198A
CN115443198A CN202080099240.5A CN202080099240A CN115443198A CN 115443198 A CN115443198 A CN 115443198A CN 202080099240 A CN202080099240 A CN 202080099240A CN 115443198 A CN115443198 A CN 115443198A
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China
Prior art keywords
additive manufacturing
support
printing
material powder
print
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Pending
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CN202080099240.5A
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English (en)
Inventor
李长鹏
张卿卿
卡特瑞娜·斯维纳连科
陈国锋
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Siemens AG
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Siemens AG
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Publication of CN115443198A publication Critical patent/CN115443198A/zh
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F10/00Additive manufacturing of workpieces or articles from metallic powder
    • B22F10/40Structures for supporting workpieces or articles during manufacture and removed afterwards
    • B22F10/43Structures for supporting workpieces or articles during manufacture and removed afterwards characterised by material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F10/00Additive manufacturing of workpieces or articles from metallic powder
    • B22F10/20Direct sintering or melting
    • B22F10/28Powder bed fusion, e.g. selective laser melting [SLM] or electron beam melting [EBM]
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F10/00Additive manufacturing of workpieces or articles from metallic powder
    • B22F10/30Process control
    • B22F10/32Process control of the atmosphere, e.g. composition or pressure in a building chamber
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F10/00Additive manufacturing of workpieces or articles from metallic powder
    • B22F10/40Structures for supporting workpieces or articles during manufacture and removed afterwards
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F10/00Additive manufacturing of workpieces or articles from metallic powder
    • B22F10/50Treatment of workpieces or articles during build-up, e.g. treatments applied to fused layers during build-up
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F10/00Additive manufacturing of workpieces or articles from metallic powder
    • B22F10/80Data acquisition or data processing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F12/00Apparatus 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
    • B22F12/70Gas flow means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/34Laser welding for purposes other than joining
    • B23K26/342Build-up welding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B33ADDITIVE MANUFACTURING TECHNOLOGY
    • B33YADDITIVE 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
    • B33Y10/00Processes of additive manufacturing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B33ADDITIVE MANUFACTURING TECHNOLOGY
    • B33YADDITIVE 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
    • B33Y40/00Auxiliary operations or equipment, e.g. for material handling
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B33ADDITIVE MANUFACTURING TECHNOLOGY
    • B33YADDITIVE 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
    • B33Y40/00Auxiliary operations or equipment, e.g. for material handling
    • B33Y40/20Post-treatment, e.g. curing, coating or polishing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F10/00Additive manufacturing of workpieces or articles from metallic powder
    • B22F10/60Treatment of workpieces or articles after build-up
    • B22F10/68Cleaning or washing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2201/00Treatment under specific atmosphere
    • B22F2201/10Inert gases
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2999/00Aspects linked to processes or compositions used in powder metallurgy
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/25Process efficiency

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Powder Metallurgy (AREA)

Abstract

增材制造方法,其中,包括如下步骤:基于打印件(P2)模型的形状产生支撑件(S2)模型;在增材制造打印装置中持续通入惰性气体,在增材制造打印装置中的成型缸(150)中铺第一材料粉末,对第一材料粉末进行激光扫描,使得第一材料粉末融化并基于打印件(P2)模型逐层形成所述打印件(P2)以及接触于打印件(P2)一部分的下方的支撑件(S2);在增材制造打印装置中通入氨气,在增材制造打印装置中的成型缸(150)中铺第一材料粉末,对第一材料粉末进行激光扫描,使得第一材料粉末融化并基于所述支撑件(S2)模型形成所述支撑件(S2)上表面的氮化层(200)。其提供了易于移除的支撑件,保证了打印质量,并且造价低。

Description

PCT国内申请,说明书已公开。

Claims (8)

  1. PCT国内申请,权利要求书已公开。
CN202080099240.5A 2020-05-20 2020-05-20 增材制造方法 Pending CN115443198A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/091329 WO2021232298A1 (zh) 2020-05-20 2020-05-20 增材制造方法

Publications (1)

Publication Number Publication Date
CN115443198A true CN115443198A (zh) 2022-12-06

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US (1) US20230173581A1 (zh)
EP (1) EP4137253A4 (zh)
CN (1) CN115443198A (zh)
WO (1) WO2021232298A1 (zh)

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US20210039164A1 (en) * 2019-08-09 2021-02-11 Board Of Regents, The University Of Texas System Laser Assisted, Selective Chemical Functionalization of Laser Beam Powder Bed Fusion Fabricated Metals and Alloys to Produce Complex Structure Metal Matrix Composites
US11890677B2 (en) * 2021-12-23 2024-02-06 Xerox Corporation Fracturable support structure and method of forming the structure
CN114632950A (zh) * 2022-03-17 2022-06-17 潍柴动力股份有限公司 一种发动机气缸体的增减材复合制造方法

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EP4137253A4 (en) 2023-09-27
WO2021232298A1 (zh) 2021-11-25
EP4137253A1 (en) 2023-02-22
US20230173581A1 (en) 2023-06-08

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