Title:
サーボモータ制御装置及び該制御装置を備えた生産システム
Document Type and Number:
Japanese Patent JP5855685
Kind Code:
B2
Abstract:
A servomotor control device includes a servomotor control circuit for controlling an inverter such that an alternating current is supplied to a servomotor when receiving a safety signal, and for controlling the inverter such that the alternating current is not supplied to the servomotor when not receiving the safety signal, and a servomotor monitoring circuit for stopping the servomotor by stopping transmission of the safety signal to the servomotor control circuit when determining to stop the servomotor, and for stopping the servomotor by disconnecting supply of a direct current to the inverter with a power source disconnect circuit and stopping the transmission of the safety signal to the servomotor control circuit when determining that at least one of the power source disconnect circuit, the safety signal, and the servomotor control circuit is not normal.
Inventors:
Yoshikiyo Tanabe
Naoshi Momotani
Yoshiki Hashimoto
Naoshi Momotani
Yoshiki Hashimoto
Application Number:
JP2014015859A
Publication Date:
February 09, 2016
Filing Date:
January 30, 2014
Export Citation:
Assignee:
FANUC Corporation
International Classes:
H02P27/06; G05B9/02; H02P5/74
Domestic Patent References:
| JP2009208158A | ||||
| JP2004122258A | ||||
| JP2008236828A |
Attorney, Agent or Firm:
Atsushi Aoki
Jun Tsuruta
Tomohiro Minamiyama
Akira Kawai
Kenichi Nakamura
Jun Tsuruta
Tomohiro Minamiyama
Akira Kawai
Kenichi Nakamura