Title:
DESIGN METHOD, DEVICE, AND PROGRAM FOR PRESS FORMING, AND METHOD FOR MANUFACTURING PRESS FORMED ARTICLES
Document Type and Number:
WIPO Patent Application WO/2023/176231
Kind Code:
A1
Abstract:
A design method for press forming, according to the present invention, is a method capable of lowering a press forming load, and includes: a forming model creation step S1; a forming model stiffness distribution setting step S3; a press forming load acquisition step S5, a press forming load determination step S7; and a press forming design stiffness determination step S9 in which the forming model stiffness distribution is determined as a press forming design stiffness distribution, when it was determined that the press forming load is within a predetermined press forming load range during the press forming load determination step S7.
Inventors:
KISHIGAMI YASUHIRO (JP)
Application Number:
PCT/JP2023/004617
Publication Date:
September 21, 2023
Filing Date:
February 10, 2023
Export Citation:
Assignee:
JFE STEEL CORP (JP)
International Classes:
G06F30/23; B21D22/00; G06F30/10; G06F113/22
Domestic Patent References:
| WO2016017775A1 | 2016-02-04 |
Foreign References:
| JP2005138119A | 2005-06-02 | |||
| JP2020514060A | 2020-05-21 |
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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