Title:
PRESS FORMED ARTICLE MANUFACTURING METHOD, METAL PLATE SET, PRESS DEVICE, AND PRESS LINE
Document Type and Number:
WIPO Patent Application WO/2020/111061
Kind Code:
A1
Abstract:
This press formed article manufacturing method includes: press forming a plurality of metal plates into press formed articles by using a die, a punch, and a moveable mold; and carrying out feedback press forming on at least one of the plurality of metal plates. The feedback press forming includes: measuring the shape of a previous press formed article; setting the initial position of the moveable mold on the basis of the shape of the previous press formed article; and carrying out press forming at the set initial position of the moveable mold.
Inventors:
NISHIMURA RYUICHI (JP)
SUZUKI TOSHIYA (JP)
YOSHIDA TOHRU (JP)
SUZUKI TOSHIYA (JP)
YOSHIDA TOHRU (JP)
Application Number:
PCT/JP2019/046170
Publication Date:
June 04, 2020
Filing Date:
November 26, 2019
Export Citation:
Assignee:
NIPPON STEEL CORP (JP)
International Classes:
B30B15/14; B21D1/05; B21D22/28; B21D24/00; B21D28/02; B21D43/24; B30B15/00
Foreign References:
| JP4977173B2 | 2012-07-18 | |||
| JPH06126499A | 1994-05-10 | |||
| JPS50694B2 | 1975-01-10 | |||
| JP5785671B1 | 2015-09-30 | |||
| JP6172853B2 | 2017-08-02 | |||
| JP5471725B2 | 2014-04-16 |
Attorney, Agent or Firm:
UEBA, Hidetoshi et al. (JP)
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