Title:
METHOD OF MOLDING PRODUCT INCLUDING AT LEAST ONE TURNING PART INCLUDING AT LEAST ONE OF UNDERCUT PART AND RIGHT-ANGLE PART, PRODUCT MANUFACTURED BY THE METHOD, AND MOLDING DEVICE MANUFACTURING THE PRODUCT BY THE METHOD
Document Type and Number:
Japanese Patent JP2020124903
Kind Code:
A
Abstract:
To provide a method and a molding thereof, for improving aesthetic appearance of a molded product including an undercut part and a right-angle part.SOLUTION: A method of molding a product including an undercut part or a right-angle part includes the steps of: providing a female mold, a first male mold and a temporary mold to form a first molding chamber, wherein a boundary between a core and a lifter of the first male mold is located outside the first molding chamber; performing a first injection into the first molding chamber to mold a first portion of the product including the undercut part or the right-angle part; removing the temporary mold; replacing the first male mold with a second male mold to form a second molding chamber, wherein a boundary between a core and a lifter of the second male mold is located outside the second molding chamber; and performing a second injection into the second molding chamber to mold a second portion of the product integrally formed with the first portion of the product.SELECTED DRAWING: Figure 3
Inventors:
HUANG TANG-YI
SU CHIA-CHING
HUANG CHIA HUNG
SU CHIA-CHING
HUANG CHIA HUNG
Application Number:
JP2019045339A
Publication Date:
August 20, 2020
Filing Date:
March 13, 2019
Export Citation:
Assignee:
XRSPACE CO LTD
International Classes:
B29C45/44; B29C45/00; B29C45/37
Attorney, Agent or Firm:
Tadashige Ito
Tadahiko Ito
Shinsuke Onuki
Tadahiko Ito
Shinsuke Onuki