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Title:
THREE-DIMENSIONAL ADDITIVELY-FABRICATED PRODUCT MANUFACTURING DEVICE AND THREE-DIMENSIONAL ADDITIVELY-FABRICATED PRODUCT MANUFACTURING METHOD
Document Type and Number:
WIPO Patent Application WO/2019/088101
Kind Code:
A1
Abstract:
The three-dimensional additively-fabricated product manufacturing device is for manufacturing a three-dimensional additively-fabricated product by melting or sintering powder by applying energy to parts of a layered powder. The device is provided with: a powder holding unit for holding the layered powder; a heating unit for preheating the powder being held by the powder holding unit; a reflection unit provided with a reflective film having a reflective surface for reflecting radiant heat emitted from an object of interest, which includes the powder and/or the product being additively-fabricated, toward the powder holding unit side; and a reflective surface update unit for configuring a new reflective surface in the reflection unit by moving the reflective film.

Inventors:
MOURI MASASHI (JP)
YAMADA MASATO (JP)
KOZUE YUKI (JP)
Application Number:
PCT/JP2018/040336
Publication Date:
May 09, 2019
Filing Date:
October 30, 2018
Export Citation:
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Assignee:
IHI CORP (JP)
International Classes:
B22F3/16; B22F3/105; B28B1/30; B29C64/153; B29C64/264; B33Y10/00; B33Y30/00
Domestic Patent References:
WO2017081812A12017-05-18
Foreign References:
JP2015193135A2015-11-05
JP2007223192A2007-09-06
JP2016211050A2016-12-15
JPS6154544B21986-11-22
Other References:
See also references of EP 3705214A4
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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