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Patent Searching and Data


Title:
NUMERICAL CONTROL DEVICE, NUMERICAL CONTROL SYSTEM, AND SILENCING METHOD
Document Type and Number:
WIPO Patent Application WO/2022/138338
Kind Code:
A1
Abstract:
The present invention obtains a high silencing effect with little delay on generated sound. This numerical control device comprises: a control unit that servo-controls a motor on the basis of an NC program; and a silencing data management unit that associates and stores in a storage unit information including at least one of position information and speed information of the motor when first servo control of the motor is performed, and sound data of sound in opposite phase to generated sound. When performing second servo control of the motor that operates according to at least one of position information that is the same as said position information and speed information that is the same as said speed information, the control unit outputs the at least one of the position information and the speed information in at least the second servo control to the silencing data management unit, and the silencing data management unit reads and outputs the sound data of the sound in opposite phase from the storage unit on the basis of the at least one of the position information and the speed information in the second servo control.

Inventors:
TAKASHIMA YAOKI (JP)
Application Number:
PCT/JP2021/046109
Publication Date:
June 30, 2022
Filing Date:
December 14, 2021
Export Citation:
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Assignee:
FANUC CORP (JP)
International Classes:
G05B19/18; G10K11/178
Foreign References:
JP2018063394A2018-04-19
JP2002079501A2002-03-19
JPH05172658A1993-07-09
Attorney, Agent or Firm:
SHOBAYASHI Masayuki et al. (JP)
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