Title:
MACHINE TOOL AND OPERATING METHOD FOR SAME
Document Type and Number:
WIPO Patent Application WO/2020/067065
Kind Code:
A1
Abstract:
This machine tool is provided with: a clamp capable of a fastening operation for attaching a workpiece or a tool; a control unit for controlling the fastening operation of the clamp; and a detection unit for detecting an abnormality accompanying the fastening operation of the clamp on the basis of predetermined data which starts to be measured at a predetermined timing synchronized with the fastening operation of the clamp and which relates to a vibration or load of the clamp.
Inventors:
SAITO HITOSHI (JP)
USAMI HIROAKI (JP)
USAMI HIROAKI (JP)
Application Number:
PCT/JP2019/037381
Publication Date:
April 02, 2020
Filing Date:
September 24, 2019
Export Citation:
Assignee:
CITIZEN WATCH CO LTD (JP)
International Classes:
B23Q17/00; B23B31/00; B23Q17/12
Foreign References:
| JP2003181747A | 2003-07-02 | |||
| JP2000280140A | 2000-10-10 | |||
| JPH11114707A | 1999-04-27 | |||
| JP2002200542A | 2002-07-16 | |||
| JP2018025979A | 2018-02-15 | |||
| JP2008006543A | 2008-01-17 |
Attorney, Agent or Firm:
SUGIMURA Kenji (JP)
Download PDF: