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Title:
APPARATUS AND METHOD FOR LASER LAMINATION MOLDING
Document Type and Number:
Japanese Patent JP2020152973
Kind Code:
A
Abstract:
To provide an apparatus for laser lamination molding capable of forming a sufficient shield-gas atmosphere in a molding unit.SOLUTION: An apparatus for laser lamination molding comprises a chamber 5, a molding stage 6 that has in a surface a molding reservoir 10 in which a metal powder M is charged, a laser light source 2 that irradiates laser light to a surface layer of the metal powder M in the molding reservoir 6, a shield cover 7 that is positioned in the chamber 5, covers a periphery of laser light in the chamber 5 and zones between an atmosphere in the chamber 5 and an atmosphere around the laser light, and an inert gas supply unit 8 that supplies inert gas into the shield cover 7.SELECTED DRAWING: Figure 1

Inventors:
AMANO HIROKI
SATO TOYOYUKI
SASAKI TOMOAKI
YAMAGUCHI SUKENORI
Application Number:
JP2019053517A
Publication Date:
September 24, 2020
Filing Date:
March 20, 2019
Export Citation:
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Assignee:
TAIYO NIPPON SANSO CORP
International Classes:
B22F3/105; B22F3/16; B23K26/21; B23K26/34; B33Y10/00; B33Y30/00
Attorney, Agent or Firm:
Shiga International Patent Office