Title:
MOLDING DEVICE AND METAL PIPE
Document Type and Number:
WIPO Patent Application WO/2022/172687
Kind Code:
A1
Abstract:
A molding device (1) molds a flanged metal pipe (41) and is provided with a molding die (2) for molding the metal pipe, and, when viewed in a cross section, the molding die has a first die (11) and a second die (12) opposing each other in a first direction, and third dies (14A, 14B) arranged on at least one side of a metal pipe material in a second direction intersecting the first direction. At least one of the first die and the second die is divided in the second direction and sandwiches a portion of the metal pipe material in the second direction, thereby forming flange parts (41b, 41c).
Inventors:
SAIKA MASAYUKI (JP)
UENO NORIEDA (JP)
UENO NORIEDA (JP)
Application Number:
PCT/JP2022/001126
Publication Date:
August 18, 2022
Filing Date:
January 14, 2022
Export Citation:
Assignee:
SUMITOMO HEAVY INDUSTRIES (JP)
International Classes:
B21D26/033; B21D26/039; B21D26/047
Domestic Patent References:
| WO2017034025A1 | 2017-03-02 |
Foreign References:
| JP2016221556A | 2016-12-28 | |||
| KR20150075673A | 2015-07-06 | |||
| JP2019171428A | 2019-10-10 | |||
| JPH06226339A | 1994-08-16 | |||
| JP2009220141A | 2009-10-01 | |||
| JP2009220141A | 2009-10-01 |
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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