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Title:
INJECTION MOLDING DEVICE, DIE ASSEMBLY, AND COMPOSITE MATERIAL PART MANUFACTURING METHOD
Document Type and Number:
WIPO Patent Application WO/2018/154889
Kind Code:
A1
Abstract:
An injection molding device (10) comprises: a stationary die (14); a die shaft (15) that is inserted into an inner space (14a) of the stationary die (14) and that has a center axis (15a); a rotation mechanism (17) that rotates the die shaft (15) around the center axis (15a); and a raw material injection mechanism (1) that injects a composite material raw-material comprising a resin and fibers into the inner space (14a) of the stationary die (14). The raw material is injected from the distal end of the die shaft (15) along the die shaft (15) into the inner space (14a) of the stationary die (14). Provided is a technique for appropriately controlling the orientation of fibers, in the injection molding of a composite material part.

Inventors:
YAMAMOTO KUNIO (JP)
Application Number:
PCT/JP2017/041839
Publication Date:
August 30, 2018
Filing Date:
November 21, 2017
Export Citation:
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Assignee:
MITSUBISHI HEAVY IND LTD (JP)
International Classes:
B29C45/20; B29C33/42; B29C45/26; B29C70/14
Domestic Patent References:
WO2017110768A12017-06-29
Foreign References:
JP2003138054A2003-05-14
JP2008032081A2008-02-14
JP2014173456A2014-09-22
JP2007170578A2007-07-05
Attorney, Agent or Firm:
KARINO Yoshimasa (JP)
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