Title:
WORKPIECE HOLDING DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/123625
Kind Code:
A1
Abstract:
The device according to the present disclosure is a workpiece holding device 10 for holding a held portion 110 located at an axial-direction end section of a tubular workpiece 100. The workpiece holding device 10 comprises: a circular core member 32 that abuts an inner peripheral surface of the held portion 110 of the workpiece 100; a pressing member 33 that presses an outer peripheral surface of the held portion 110 of the workpiece 100 radially inward; and an aligning member 44 that allows the core member 32 to move in the radial direction, when a pressing force from the pressing member 33 is applied, in response to the size and direction of the pressing force.
Inventors:
KAMATA KOJI (JP)
AIZAWA HIDEKI (JP)
OKUYAMA KOJI (JP)
AIZAWA HIDEKI (JP)
OKUYAMA KOJI (JP)
Application Number:
PCT/JP2020/045472
Publication Date:
June 16, 2022
Filing Date:
December 07, 2020
Export Citation:
Assignee:
TPR CO LTD (JP)
TPR IND CO LTD (JP)
TPR IND CO LTD (JP)
International Classes:
B23B31/02; B23B31/12; B23Q3/06
Foreign References:
| JPH04102708U | 1992-09-04 | |||
| US5970829A | 1999-10-26 | |||
| JPH0966401A | 1997-03-11 | |||
| JP2000142558A | 2000-05-23 | |||
| JPS62159209U | 1987-10-09 | |||
| JPH07156005A | 1995-06-20 | |||
| JPS5314453Y2 | 1978-04-17 | |||
| CN209407460U | 2019-09-20 |
Attorney, Agent or Firm:
INABA, Yoshiyuki et al. (JP)
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