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.
Patent No.:
Date of Patent:
Apr. 07, 2026
Filed:
Nov. 22, 2021
Fanuc Corporation, Yamanashi, JP;
Mamoru Kubo, Yamanashi, JP;
FANUC CORPORATION, Yamanashi, JP;
Abstract
A tool damage detection device includes: a data acquisition unit that acquires load data indicating a load of a spindle and rotational speed data indicating a rotational speed of the spindle in a cutting feed section; an extraction unit that extracts, from the load data, evaluation data to be used for evaluation of occurrence of damage to a tool based on the rotational speed data; a detection unit that detects occurrence of damage to the tool using the evaluation data; and an output unit that outputs data indicating occurrence of damage to the tool when the detection unit detects the damage to the tool.
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