Title:
MACHINE TOOL
Document Type and Number:
WIPO Patent Application WO/2023/167059
Kind Code:
A1
Abstract:
Provided is a machine tool in which, while a main shaft is rotated by a rotation mechanism, a cutting object W and a tool are moved while being caused to vibrate, relative to each other, by a movement mechanism and a vibration mechanism, and the cutting object is thereby cut, the machine tool being characterized by comprising a determination means for determining, for force components in the direction parallel to the direction of movement by the movement mechanism from among forces received by the tool from the cutting object, the degree of wear of a tip of the tool from the difference between a force component during outward travel and a force component during return travel in the relative vibration of the cutting object and the tool.
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Inventors:
KITAKAZE AYAKO (JP)
NAKAYA TAKAKAZU (JP)
SANNOMIYA KAZUHIKO (JP)
SUZUKI NORIKAZU (JP)
TAKAHASHI YUKIO (JP)
NAKAYA TAKAKAZU (JP)
SANNOMIYA KAZUHIKO (JP)
SUZUKI NORIKAZU (JP)
TAKAHASHI YUKIO (JP)
Application Number:
PCT/JP2023/006257
Publication Date:
September 07, 2023
Filing Date:
February 21, 2023
Export Citation:
Assignee:
CITIZEN WATCH CO LTD (JP)
CITIZEN MACHINERY CO LTD (JP)
UNIV CHUO (JP)
CITIZEN MACHINERY CO LTD (JP)
UNIV CHUO (JP)
International Classes:
B23Q17/09; B23B1/00
Foreign References:
| JPS5721251A | 1982-02-03 | |||
| JP2017154199A | 2017-09-07 | |||
| JPH08132334A | 1996-05-28 | |||
| JP2018094690A | 2018-06-21 |
Attorney, Agent or Firm:
IP FIRM SHUWA (JP)
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