Title:
MACHINE TOOL, TOOL HOLDER, AND WORKPIECE MACHINING METHOD
Document Type and Number:
WIPO Patent Application WO/2023/242906
Kind Code:
A1
Abstract:
This machine tool is equipped with: a rotary device having a rotary body that rotates about a first axis; a tool holder that can be attached to the rotary body; and a power feeding device that feeds electric power to the tool holder. The tool holder has: a power reception unit that is disposed in an outer circumferential edge region of the tool holder; and at least one sensor that is electrically connected to the power reception unit. The power feeding device includes: a power feeding unit that feeds electric power to the power reception unit; and a first transfer device that transfers the power feeding unit between a power feeding position facing the power reception unit and a retreat position located farther away from the power reception unit compared with the power feeding position.
Inventors:
YOSHIDA SEIICHI (JP)
HATTORI ATSUSHI (JP)
FUJIWARA YOSHIHIKO (JP)
HATTORI ATSUSHI (JP)
FUJIWARA YOSHIHIKO (JP)
Application Number:
PCT/JP2022/023633
Publication Date:
December 21, 2023
Filing Date:
June 13, 2022
Export Citation:
Assignee:
YAMAZAKI MAZAK CORP (JP)
International Classes:
B23Q5/04; B23K20/12; B23Q17/09
Foreign References:
| JPH09174383A | 1997-07-08 | |||
| JP2003159628A | 2003-06-03 | |||
| JP2003266265A | 2003-09-24 | |||
| JP2002540974A | 2002-12-03 | |||
| JP2019063867A | 2019-04-25 |
Attorney, Agent or Firm:
ISHIKAWA Taro (JP)
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