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Patent Searching and Data


Title:
CONTROLLER
Document Type and Number:
Japanese Patent JP2019075924
Kind Code:
A
Abstract:
To realize a controller capable of absorbing mechanical characteristics between a drive mechanism and each electric motor to reconcile securing of stability in a stationary state and improvement of responsiveness in a transient state in control of the drive mechanism which is driven by a plurality of electric motors.SOLUTION: A controller 1 of a drive mechanism 2 is driven by a plurality of electric motors 13, 23, a position command creation part 10 with which the controller 1 is provided hands over a common position command value to the respective electric motors 13, 23, and torque command creation parts 12, 22 switch between individualization control for individually performing output of integral elements of the torque command creation parts 12, 22 for every plurality of electric motors 13, 23 and communization control for performing the output of the integral element of the torque command creation part 12 by communalizing it by the plurality of electric motors 13, 23 according to an operational state of the drive mechanism 2.SELECTED DRAWING: Figure 2

Inventors:
IIJIMA KAZUNORI
Application Number:
JP2017201645A
Publication Date:
May 16, 2019
Filing Date:
October 18, 2017
Export Citation:
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Assignee:
FANUC LTD
International Classes:
H02P5/54
Attorney, Agent or Firm:
Masayuki Masabayashi
Tetsuo Shiba
Hiroaki Hoshino