Title:
CONTROL DEVICE FOR MACHINE TOOL
Document Type and Number:
WIPO Patent Application WO/2021/193712
Kind Code:
A1
Abstract:
Provided is a control device for a machine tool, the control device being capable of reliably reducing noise when gears mesh with each other and providing intended machining quality. A control device 10 for a machine tool machines a workpiece W including at least one tooth surface and comprises: a machining condition input unit 15 which can input a machining condition including at least one of specifications of the workpiece W, specifications of a tool T, a feed speed, the rotational speed of a spindle, and the number of teeth; a surface pattern calculation unit 16, which calculates, on the basis of the machining condition, a surface pattern defined on the basis of intervals of scratches occurring on a machined surface; a swing command generation unit 17, which generates, on the basis of the surface pattern, a swing command for achieving a surface pattern including a portion in which the intervals of the scratches are unequal; and a position and speed control unit 14 which carries out the machining while swinging the workpiece W and the tool T relatively to each other on the basis of the swing command generated by the swing command generation unit 17.
Inventors:
KUMAMOTO YUUKI (JP)
YAMAMOTO KENTA (JP)
YAMAMOTO KENTA (JP)
Application Number:
PCT/JP2021/012230
Publication Date:
September 30, 2021
Filing Date:
March 24, 2021
Export Citation:
Assignee:
FANUC CORP (JP)
International Classes:
B23Q15/013; B23F23/12; G05B19/404; G05B19/4093
Domestic Patent References:
| WO2016067372A1 | 2016-05-06 |
Foreign References:
| JP2019185780A | 2019-10-24 | |||
| JP4824947B2 | 2011-11-30 |
Attorney, Agent or Firm:
SHOBAYASHI Masayuki et al. (JP)
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