Title:
MOLDED OBJECT MANUFACTURING METHOD AND MOLDED OBJECT
Document Type and Number:
Japanese Patent JP2023039278
Kind Code:
A
Abstract:
To provide a molded object manufacturing method capable of easily forming a molded object having a cavity which has a smooth inner surface, and the molded object.SOLUTION: The molded object manufacturing method for forming a molded object W having a cavity 31 by layering a welded bead B having a filler material M fused and solidified comprises: a groove forming step of forming, on a base 40, a groove 35 which has a corner formed into a circular arc shape to become a part of the cavity 31; a cavity forming step of fitting a support member 37 in the groove 35 from an open side and sealing the groove 35 to form the cavity 31; and a fixing step of repeatedly forming the welded bead B so as to cover the outer surface of the support member 37, and fixing the support member 37 to the base 40.SELECTED DRAWING: Figure 3
Inventors:
KATAOKA YASUTO
SATO SHINJI
HUANG SHUO
SATO SHINJI
HUANG SHUO
Application Number:
JP2021146372A
Publication Date:
March 20, 2023
Filing Date:
September 08, 2021
Export Citation:
Assignee:
KOBE STEEL LTD
International Classes:
B23K9/04; B23K9/032; B23K9/14; B23K15/00; B23K26/21; B23K26/34; B33Y10/00; B33Y80/00
Attorney, Agent or Firm:
Patent Attorney Corporation Eiko Office
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