Title:
プレス成形装置及びプレス成形方法
Document Type and Number:
Japanese Patent JP6372592
Kind Code:
B2
Abstract:
[Solution] Provided is a press-molding apparatus configured to mold a press-molded product by performing press working on a work, the press-molding apparatus including: a support member that supports the work with a first thickness having a hat-shaped cross-section or a U-shaped cross-section; a punch member that moves relative to the support member to execute press working so as to reduce a height of a vertical wall portion of the work and thicken the vertical wall portion to a second thickness; and a pad member that faces the support member with the vertical wall portion to be thickened placed therebetween, the pad member being biased by a biasing member and having its distance to the support member kept equal to or smaller than the second thickness during the press working.
Inventors:
Shinkawa Yoshikawa
Hiroshi Yoshida
Atsushi Nitta
Toru Yoshida
Hiroshi Yoshida
Atsushi Nitta
Toru Yoshida
Application Number:
JP2017105362A
Publication Date:
August 15, 2018
Filing Date:
May 29, 2017
Export Citation:
Assignee:
Nippon Steel & Sumitomo Metal Corporation
International Classes:
B21J5/08; B21D5/01; B21D22/26; B21D24/00; B21D37/08; B21J13/02
Domestic Patent References:
| JP2009248092A | ||||
| JP2010149179A |
Attorney, Agent or Firm:
Miaki Kametani
Tetsuo Kanamoto
Koji Hagiwara
Kazuki Matsumoto
Tetsuo Kanamoto
Koji Hagiwara
Kazuki Matsumoto