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A machine learning device and a machine learning method for learning the error prediction of a main shaft or a motor that drives the main shaft, and an error prediction device and an error prediction system comprising a machine learning device
A machine learning device and a machine learning method for learning the error prediction of a main shaft or a motor that drives the main shaft, and an error prediction device and an error prediction system comprising a machine learning device
A machine learning apparatus 5 which learns the misprediction of a main shaft 212 of a machine tool 2 or a main shaft 212 driving motor 214, comprising a state observation unit 52 which observes a state variable output from a motor controller 3 controlling the motor 214 and / or from one State of the engine 214 detecting sensor 11 output data and / and output from a state of the main shaft 212 or the motor 214 measuring device output data; one of the determination data for determining whether an error has occurred at the main shaft 212 or at the motor 214, or an error-rate detecting detection data acquisition unit 51; and a learning unit 53 learning the error prediction of the main shaft 212 or the motor 214 in accordance with a data set generated based on a combination of the state variable and the determination data.
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