Title:
MOLD ASSEMBLY USED FOR MANUFACTURING FIBER-REINFORCED RESIN STRUCTURE, AND METHOD FOR MANUFACTURING FIBER-REINFORCED RESIN STRUCTURE
Document Type and Number:
Japanese Patent JP2023031426
Kind Code:
A
Abstract:
To provide a method for manufacturing a fiber-reinforced resin structure using a mold assembly capable of easily pressurizing an inner space of a mandrel in a mold.SOLUTION: A method for manufacturing a fiber-reinforced resin structure comprises: a mold assembly preparation step S200 for preparing a mold assembly; an intermediate body installation step S201 for installing an intermediate body being an intermediate body of the fiber-reinforced resin structure, and provided with a pressure introduction part for introducing a pressure into the intermediate body, in an inner space of a mold so as to communicate between the inside of the intermediate body and the outside of the mold via the pressure introduction part; an expansion step S202 for expanding the intermediate body by applying an inner pressure from the pressure introduction part to the intermediate body; and a molding step S203 for flowing resin into the mold to mold the fiber-reinforced resin structure.SELECTED DRAWING: Figure 2
Inventors:
NAKAYAMA TAKAHIRO
TAKAHASHI FUMIYA
OKA TAKAO
TAKAHASHI FUMIYA
OKA TAKAO
Application Number:
JP2021136902A
Publication Date:
March 09, 2023
Filing Date:
August 25, 2021
Export Citation:
Assignee:
HITACHI ASTEMO LTD
KYOWA KOGYO CO LTD
KYOWA KOGYO CO LTD
International Classes:
B29C70/46; B29C39/10; B29C70/10; B29C70/48
Attorney, Agent or Firm:
Patent Attorney Corporation Isono International Patent and Trademark Office