Title:
WORKPIECE TRANSPORT METHOD AND MACHINE TOOL
Document Type and Number:
WIPO Patent Application WO/2019/244266
Kind Code:
A1
Abstract:
A workpiece transport method has: a workpiece transport step of transporting a workpiece to an appropriate machine tool by way of a transport robot; a relay transport step of transferring the workpiece between the transport robot and a relay device provided in the machine tool; and a workpiece attachment and detachment step of transferring the workpiece between the relay device and a main spindle chuck provided in the machine tool. The machine tool that executes this method has: a main spindle device that rotates the workpiece held by the main spindle chuck; the relay device that moves the workpiece held by a relay chuck within the machine tool and that transfers the workpiece with the main spindle chuck; and a relay drive device that moves the relay device within the machine tool.
Inventors:
KIMURA TOSHITAKA (JP)
NAGATO KAZUYOSHI (JP)
GOTO SHIGEO (JP)
NAGATO KAZUYOSHI (JP)
GOTO SHIGEO (JP)
Application Number:
PCT/JP2018/023404
Publication Date:
December 26, 2019
Filing Date:
June 20, 2018
Export Citation:
Assignee:
FUJI CORP (JP)
International Classes:
B23Q7/04; B23B29/24
Domestic Patent References:
| WO2016113894A1 | 2016-07-21 |
Foreign References:
| JPH0362703U | 1991-06-19 | |||
| JPS62130873U | 1987-08-18 | |||
| JPH01234134A | 1989-09-19 |
Attorney, Agent or Firm:
HIROTA Akihiro (JP)
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