Title:
MANUFACTURING METHOD FOR PRESSING MEMBER AND PRESSING MEMBER
Document Type and Number:
Japanese Patent JP2020011359
Kind Code:
A
Abstract:
To provide a manufacturing method for a pressing member with excellent durability in which a ceramic mold is hardly broken, and a pressing member.SOLUTION: The manufacturing method for a pressing member 1 comprises: a step of thermally expanding a ring member 2 by heating the member; a step of relatively inserting a first member 3 and a second member 4 into the ring member 2 so that the first member 3 is positioned at one end side of a hole 20 of the ring member 2 thermally expanded and the second member 4 is positioned at the other end side; and a step of cooling the ring member 2 and causing an inner peripheral surface 21 of the ring member 2 to press an outer peripheral surface 31 of the first member 3 and an outer peripheral surface 41 of the second member 4 respectively by deflation of the ring member 2, so as to fix the first member 3 and the second member 4 to each other.SELECTED DRAWING: Figure 2
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Inventors:
KATAOKA SHUNJI
MATSUURA KOTA
KODAMA SHOAKI
SAKURAI MIE
MATSUURA KOTA
KODAMA SHOAKI
SAKURAI MIE
Application Number:
JP2018136890A
Publication Date:
January 23, 2020
Filing Date:
July 20, 2018
Export Citation:
Assignee:
JGC HOLDINGS CORP
JAPAN FINE CERAM CO LTD
JAPAN FINE CERAM CO LTD
International Classes:
B23P11/02; B21J13/02; F16B4/00
Attorney, Agent or Firm:
Patent Corporation Yayoi Patent Office