Patent ID: 7501778
Filing Date: 2009-03-10
Classification: B25J,G05B

Abstract:
1. A robot control device comprising an operation mode change-over switch for switching between a first operation mode for prohibiting an operator from approaching a predetermined area around a robot when power is supplied to a drive motor for driving said robot and a second operation mode for allowing the operator to approach the predetermined area around said robot even when power is supplied to said drive motor, and a connection/disconnection means for switching the connection and disconnection of a power supply line to said drive motor, said robot being stopped, in case of emergency, by using said connection/disconnection means to disconnect said power supply line, wherein said robot control device further comprises an emergency stop control unit, said emergency stop control unit issuing a disconnection command to said connection/disconnection means, when the switching between the first and second operation modes by said operation mode change-over switch is sensed, and automatically confirming whether or not said power supply line is disconnected.