Title:
SPINNING DEVICE, SPINNING METHOD, AND PROCESSING ROLLER
Document Type and Number:
WIPO Patent Application WO/2020/137077
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing a spinning device and a spinning method that make it possible to perform a plurality of instances of processing in a short and simple manner in plastic working in which an end section of a cylindrical member is worked. In order to solve this problem, the present invention provides a spinning device characterized by being provided with a processing roller that comprises: a diameter reduction processing surface used in diameter reduction processing of an end section of a cylindrical member; and an end surface pressing processing surface used in end surface pressing processing in which the surface of the end section is pressed.
Inventors:
HIGAKI KOJI (JP)
KISHINO JYUNJI (JP)
NAKAO TAKESHI (JP)
KISHINO JYUNJI (JP)
NAKAO TAKESHI (JP)
Application Number:
PCT/JP2019/039550
Publication Date:
July 02, 2020
Filing Date:
October 07, 2019
Export Citation:
Assignee:
NIHON SPINDLE MFG CO LTD (JP)
International Classes:
B21H1/00; B21D22/16; B21D41/04
Domestic Patent References:
| WO2016017213A1 | 2016-02-04 | |||
| WO2014073258A1 | 2014-05-15 |
Foreign References:
| JPH1058077A | 1998-03-03 | |||
| JPS17383Y1 |
Attorney, Agent or Firm:
TOKKYO GYOMUHOJIN YUKON (JP)
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