Patent ID: 11899420
Assignee: DN SOLUTIONS CO., LTD.
Field: Control (Instruments)
Classification: CPC G  H  B | IPC G  H

Claim 1:
2. The apparatus of claim 1, wherein the servo drive comprises:
a first servo motor feedback information storage part configured to store feedback information about a position and a speed of the first servo motor which is generated when the first servo motor and the second servo motor operate in parallel;
a speed command part configured to output an operation speed signal for the servo motor part based on a position command received from the numerical control part and a feedback signal received from the first servo motor feedback information storage part;
a valid torque command part configured to output a valid torque signal to be transmitted to the power conversion part to operate the servo motor part based on a speed command received from the speed command part and a feedback signal received from the first servo motor feedback information storage part; and
a resonance suppression control part configured to output an invalid torque signal to be transmitted to the power conversion part.