Title:
プレス成形品の製造方法および製造装置
Document Type and Number:
Japanese Patent JP7080157
Kind Code:
B2
Abstract:
To perform each of low-deformation press working and high-deformation press working with a high degree of accuracy, in a method and an apparatus for manufacturing a press-molded article.SOLUTION: In a method for manufacturing a press-molded article, a plate material 1 is prepared; first press working is performed in such a manner that plate-thickness-direction deformation of the plate material 1 is set to be ten times or less of the plate thickness of the plate material 1; and second press working is performed in such a manner that the plate-thickness-direction deformation of the plate material 1 is set to exceed ten times of the plate thickness of the plate material 1.SELECTED DRAWING: Figure 3
Inventors:
Takayuki Kimura
Hiroyuki Tanaka
Hiroyuki Tanaka
Application Number:
JP2018210609A
Publication Date:
June 03, 2022
Filing Date:
November 08, 2018
Export Citation:
Assignee:
KABUSHIKI KAISHA KOBE SEIKO SHO
International Classes:
B21D22/26; B21D5/01; B21D22/02; B21D37/08; B21D53/88
Domestic Patent References:
| JP2013121602A | ||||
| JP2007014978A |
Foreign References:
| WO2016181986A1 | ||||
| WO2013094705A1 |
Attorney, Agent or Firm:
Yamato Kento
Yoshiyuki Maebori
Yoshiyuki Maebori