US Patent No. 10,630,225

MACHINE TOOL CONTROLLER


Patent No. 10,630,225
Issue Date April 21, 2020
Title Machine Tool Controller
Inventorship Shunpei Tanaka, Yamanashi (JP)
Assignee FANUC CORPORATION, Yamanashi (JP)

Claim of US Patent No. 10,630,225

1. A controller of a machine tool comprising:a sensor that acquires measurements indicating an operating state of the machine tool and/or a peripheral device of the machine tool;
an abnormality detecting unit that detects an abnormality in the operating state of the machine tool and/or the peripheral device and outputs a signal indicating the abnormality and the measurements obtained when the abnormality was detected; and
a diagnosing unit that automatically selects a measurement related to the abnormality among the measurements and automatically diagnoses factors of the abnormality,
wherein the measurements obtained include a voltage of the peripheral device of the machine tool, a current of the peripheral device of the machine tool, a frequency of the peripheral device of the machine tool, a voltage of the peripheral device of the machine tool, a speed of the peripheral device of the machine tool, and an acceleration of the peripheral device of the machine tool.