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METHOD FOR PRODUCING THREE-DIMENSIONAL MOLDED OBJECT

  • US 20190308242A1
  • Filed: 03/01/2019
  • Published: 10/10/2019
  • Est. Priority Date: 04/06/2018
  • Status: Active Grant
First Claim
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1. A method for producing a three-dimensional molded object, comprising:

  • a placing step of placing a base plate and a mounting plate within a molding region, wherein;

    a first material powder layer is formed on the base plate; and

    the base plate is fixed to the mounting plate at a central part of the base plate to an extent that the base plate is not displaced;

    a molding step of laminating sintered layers to form a sintered body, wherein the sintered layers are laminated by repeatedly spreading material powder to form a material powder layer and irradiating the material powder layer with a beam to form a sintered layer; and

    an upper surface processing step of planarizing an upper surface of the sintered body to form a processed surface.

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