Motor control device and industrial machine for suppressing vibration
AssigneeFanuc Corporation
InventorsTsutomu Nakamura, Satoshi Ikai
Life of this patent
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Abstract
A motor control device includes an acceleration detecting section configured to detect an acceleration of a control object, and an acceleration control section configured to control an acceleration of a motor driving the control object based on the detected acceleration, in which the acceleration control section includes a vibration component extraction filter configured to extract a vibration component generated between the motor and the control object, and the vibration component extraction filter changes a filter characteristic frequency according to at least one of a position and a mass of the control object.
Claims11
A motor control device comprising:
- an acceleration detecting section configured to detect an acceleration of a control object;
- and
- an acceleration control section configured to control an acceleration of a motor driving the control object based on the detected acceleration;
- wherein
- the acceleration control section includes a vibration component extraction filter configured to extract a vibration component generated between the motor and the control object, and
- the vibration component extraction filter changes a filter characteristic frequency according to at least one of a position and a mass of the control object.
Dependencies are inferred from the claim text.