Motor control device and industrial machine for suppressing vibration
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United States of America Patent
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Aug 20, 2024
Grant Date -
Dec 3, 2020
app pub date -
May 27, 2020
filing date -
Jun 3, 2019
priority date (Note) -
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status (Latency Note)
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Abstract
A motor control device includes: a position command section configured to generate a position command for a control object; a position detecting section configured to detect a position of the control object or a position of a motor configured to drive the control object; and a position control section configured to control a position of the motor based on the position command and the detected position of the control object or the motor, in which at least one of the position command section and the position control section includes a vibration suppression filter configured to approximate a reverse characteristic of a vibration characteristic generated between the motor and the control object, and the vibration suppression filter changes a vibration suppression frequency according to at least one of the position and a mass of the control object.
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