RU2011148056A - METHOD FOR PRODUCING VOLUME PRODUCTS FROM POWDERS AND DEVICE FOR ITS IMPLEMENTATION - Google Patents

METHOD FOR PRODUCING VOLUME PRODUCTS FROM POWDERS AND DEVICE FOR ITS IMPLEMENTATION Download PDF

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Publication number
RU2011148056A
RU2011148056A RU2011148056/02A RU2011148056A RU2011148056A RU 2011148056 A RU2011148056 A RU 2011148056A RU 2011148056/02 A RU2011148056/02 A RU 2011148056/02A RU 2011148056 A RU2011148056 A RU 2011148056A RU 2011148056 A RU2011148056 A RU 2011148056A
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sources
concentrated energy
scanning
laser
energy flow
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RU2011148056/02A
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Russian (ru)
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RU2539135C2 (en
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Юрий Александрович Чивель
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Юрий Александрович Чивель
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Priority to RU2011148056/02A priority Critical patent/RU2539135C2/en
Priority to PCT/IB2012/002585 priority patent/WO2013080030A1/en
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    • 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
    • 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
    • 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
    • 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
    • B22F10/36—Process control of energy beam parameters
    • B22F10/362—Process control of energy beam parameters for preheating
    • 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
    • B22F10/36—Process control of energy beam parameters
    • B22F10/364—Process control of energy beam parameters for post-heating, e.g. remelting
    • 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
    • B22F10/36—Process control of energy beam parameters
    • B22F10/366—Scanning parameters, e.g. hatch distance or scanning strategy
    • 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
    • B22F10/38—Process control to achieve specific product aspects, e.g. surface smoothness, density, porosity or hollow structures
    • 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
    • B22F12/41—Radiation means characterised by the type, e.g. laser or electron beam
    • 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
    • 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
    • B22F12/50—Means for feeding of material, e.g. heads
    • B22F12/52—Hoppers
    • 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

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Powder Metallurgy (AREA)

Abstract

1. Способ получения объемных изделий из порошков, состоящий в последовательном нанесении слоев из различных материалов и программируемом селективном спекании или плавлении заданной области каждого слоя, отличающийся тем, что селективное спекание или плавление осуществляют синхронным сканированием поверхности порошкового слоя несколькими источниками концентрированного потока энергии различной природы.2. Способ по п.1, отличающийся тем, что один источник концентрированного потока энергии - лазерный источник с малым пятном фокусировки, а другие источники концентрированного потока энергии имеют пятна облучения большего размера, причем лазерным пятном облучения сканируют поверхность в пределах больших пятен облучения.3. Устройство для получения объемных изделий из порошков, содержащее рабочую камеру, лазер, оптически связанный с телескопом и системой сканирования и фокусировки луча, рабочий бункер с поршнем, перемещающим слой порошка и изделие в вертикальном направлении, бункер-питатель, каретку засыпки и укладки порошка, отличающееся тем, что устройство дополнительно содержит два источника концентрированного потока энергии, размещенных на сканирующих кардановых подвесах - источники электронного пучка, причем область сканирования лазерного излучения совмещена с областями воздействия на поверхность электронных пучков.4. Устройство по п.3, отличающееся тем, что в качестве источников концентрированного потока энергии применены ламповые источники.5. Устройство по п.3, отличающееся тем, что в качестве источника концентрированного потока энергии применены источники СВЧ-излучения.1. A method of obtaining bulk products from powders, consisting in sequential deposition of layers of various materials and programmable selective sintering or melting of a given region of each layer, characterized in that the selective sintering or melting is carried out by synchronously scanning the surface of the powder layer with several sources of concentrated energy flow of various nature. 2. The method according to claim 1, characterized in that one source of the concentrated energy flux is a laser source with a small focus spot, and other sources of the concentrated energy flux have larger irradiation spots, with the laser irradiation spot scanning the surface within large irradiation spots. A device for producing bulk powder products containing a working chamber, a laser optically coupled to a telescope and a scanning and beam focusing system, a working hopper with a piston moving the powder layer and the product in the vertical direction, a hopper feeder, a powder filling and packing carriage, characterized the fact that the device additionally contains two sources of concentrated energy flow located on scanning cardan suspensions - sources of the electron beam, and the scanning area of the laser radiation I combined with areas of influence on the surface of electron beams. 4. The device according to claim 3, characterized in that lamp sources are used as sources of concentrated energy flow. The device according to claim 3, characterized in that microwave sources are used as a source of concentrated energy flow.

Claims (5)

1. Способ получения объемных изделий из порошков, состоящий в последовательном нанесении слоев из различных материалов и программируемом селективном спекании или плавлении заданной области каждого слоя, отличающийся тем, что селективное спекание или плавление осуществляют синхронным сканированием поверхности порошкового слоя несколькими источниками концентрированного потока энергии различной природы.1. A method of obtaining bulk products from powders, consisting in sequential deposition of layers of various materials and programmable selective sintering or melting of a given region of each layer, characterized in that the selective sintering or melting is carried out by synchronously scanning the surface of the powder layer with several sources of concentrated energy flow of various nature. 2. Способ по п.1, отличающийся тем, что один источник концентрированного потока энергии - лазерный источник с малым пятном фокусировки, а другие источники концентрированного потока энергии имеют пятна облучения большего размера, причем лазерным пятном облучения сканируют поверхность в пределах больших пятен облучения.2. The method according to claim 1, characterized in that one source of concentrated energy flux is a laser source with a small focus spot, and other sources of concentrated energy flux have larger irradiation spots, with the laser irradiation spot scanning the surface within large irradiation spots. 3. Устройство для получения объемных изделий из порошков, содержащее рабочую камеру, лазер, оптически связанный с телескопом и системой сканирования и фокусировки луча, рабочий бункер с поршнем, перемещающим слой порошка и изделие в вертикальном направлении, бункер-питатель, каретку засыпки и укладки порошка, отличающееся тем, что устройство дополнительно содержит два источника концентрированного потока энергии, размещенных на сканирующих кардановых подвесах - источники электронного пучка, причем область сканирования лазерного излучения совмещена с областями воздействия на поверхность электронных пучков.3. A device for producing bulk powder products, comprising a working chamber, a laser optically coupled to a telescope and a scanning and beam focusing system, a working hopper with a piston moving the powder layer and the product in the vertical direction, a hopper feeder, a powder filling and packing carriage characterized in that the device additionally contains two sources of concentrated energy flow located on scanning cardan suspensions - sources of the electron beam, and the scanning area of the laser radiation Ia is combined with areas of impact on the surface of the electron beams. 4. Устройство по п.3, отличающееся тем, что в качестве источников концентрированного потока энергии применены ламповые источники.4. The device according to claim 3, characterized in that the lamp sources are used as sources of concentrated energy flow. 5. Устройство по п.3, отличающееся тем, что в качестве источника концентрированного потока энергии применены источники СВЧ-излучения. 5. The device according to claim 3, characterized in that microwave sources are used as a source of concentrated energy flux.
RU2011148056/02A 2011-11-28 2012-02-27 Production of 3d articles of powders and device to this end RU2539135C2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
RU2011148056/02A RU2539135C2 (en) 2012-02-27 2012-02-27 Production of 3d articles of powders and device to this end
PCT/IB2012/002585 WO2013080030A1 (en) 2011-11-28 2012-11-29 Method for producing three-dimensional articles from powders and apparatus for carrying out said method

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WO2013080030A1 (en) 2013-06-06

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