Title:
MACHINE TOOL EQUIPPED WITH WORKPIECE CHANGER, AND MACHINING SYSTEM
Document Type and Number:
WIPO Patent Application WO/2023/175981
Kind Code:
A1
Abstract:
[Problem] To provide a machine tool equipped with a workpiece changer capable of reducing machining cycle time by reducing non-machining time, and also provide a corresponding machining system. [Solution] A workpiece changer 4 comprises: first and second hands 5A, 5B having a pair of fingers 51, 52 that grip a workpiece 9 and an actuator 53 that rotates the pair of fingers 51, 52; an arm 61 to which the first and second hands 5A, 5B are attached; a rotary drive device 8 that rotates the arm 61 about a rotary axis O3; and a workpiece change control unit 302 that controls the actuator 53 and the rotary drive device 8. The workpiece change control unit 302 controls the rotary drive device 8 to rotate the arm 61 a half-turn between a first rotary position where the workpiece 9 can be set on first and second headstocks 35, 36 by the first hand 5A and a second rotary position where the workpiece 9 can be set on the first and second headstocks 35, 36 by the second hand 5B.
Inventors:
NAGAYA HISAYUKI (JP)
Application Number:
PCT/JP2022/012893
Publication Date:
September 21, 2023
Filing Date:
March 18, 2022
Export Citation:
Assignee:
JTEKT CORP (JP)
International Classes:
B24B41/06; B23Q7/04; B23Q17/20
Foreign References:
| JP2015054366A | 2015-03-23 | |||
| JPS61121852A | 1986-06-09 | |||
| JP2007260789A | 2007-10-11 |
Attorney, Agent or Firm:
HIRATA & PARTNERS (JP)
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