The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 24, 2026

Filed:

May. 25, 2021
Applicant:

Fanuc Corporation, Yamanashi, JP;

Inventor:

Kenta Yamamoto, Yamanashi, JP;

Assignee:

FANUC CORPORATION, Yamanashi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23Q 15/12 (2006.01); B23B 25/02 (2006.01); B23Q 15/013 (2006.01); B23Q 15/08 (2006.01); B23Q 15/14 (2006.01);
U.S. Cl.
CPC ...
B23Q 15/12 (2013.01); B23Q 15/013 (2013.01); B23Q 15/08 (2013.01); B23Q 15/14 (2013.01); B23B 25/02 (2013.01);
Abstract

Provided is a machine tool control device that can realize a desired scrap length while suppressing deterioration in machining accuracy. This control deviceis for a machine tool which performs machining while causing a tool and a workpiece to oscillate relative to each other, the control devicebeing provided with: an oscillation command generation unitfor generating an oscillation command on the basis of an oscillation condition; an oscillation command correction unitfor correcting the oscillation command so that main-axis phases in given oscillation phases are not identical to each other; and a position/speed control unitfor causing the tool and the workpiece to oscillate relative to each other on the basis of a superposition command generated by superposing the oscillation command corrected by the oscillation command correction uniton a movement command.


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