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Patent Searching and Data


Title:
Molding equipment and molding method
Document Type and Number:
Japanese Patent JP6285082
Kind Code:
B2
Abstract:
A forming device includes: a first cavity portion in which a pipe portion is formed and a second cavity portion which communicates with the first cavity portion and in which a flange portion is formed, the first cavity portion and the second cavity portion being formed between a first die and a second die; a flange adjusting member which is capable of being advanced into the second cavity portion and is capable of being retreated from the second cavity portion, and which adjusts a length of the flange portion in an intersecting direction that is a direction intersecting an axial direction of the pipe portion; and a control unit that controls gas supply of the gas supply unit, driving of the drive mechanism, and advancing and retreating of the flange adjusting member. During forming of the metal pipe, the control unit sequentially performs a first control of allowing the flange adjusting member to be advanced into the second cavity portion, a second control of allowing the gas supply unit to supply a gas so as to temporarily form the flange portion of which a length is adjusted by the flange adjusting member, and a third control of allowing the flange adjusting member to be retreated from the second cavity portion.

Inventors:
Masayuki Saiga
Masayuki Ishizuka
Kijo Ueno
Application Number:
JP2017536491A
Publication Date:
February 28, 2018
Filing Date:
August 26, 2016
Export Citation:
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Assignee:
Sumitomo Heavy Industries Ltd.
International Classes:
B21D26/039
Domestic Patent References:
JP2015112608A2015-06-22
JP2001340922A2001-12-11
JPS6448626A1989-02-23
Attorney, Agent or Firm:
Yoshiki Hasegawa
Yoshiki Kuroki
Yasuki Yanagi