Patent ID: 8297907

Claim:
An industrial robot for conveying a conveying object comprising: a hand for mounting the conveying object which comprises a first and second mounting part, each mounting part comprising: a holding part which is capable of abutting with the conveying object to hold the conveying object; and an urging member which urges the holding part; an articulated arm part which comprises at least two arms including a hand holding arm that turnably holds the hand on a tip end side of the hand holding arm and which is extended and folded when the conveying object is conveyed; a main body part which turnably holds the articulated arm part; and a cam member which is provided in the hand holding arm and which is formed with a cam face with which the holding part is abutted and which is relatively turned with respect to the hand around a turning center of the hand with respect to the hand holding arm with an extending and folding operation of the articulated arm part; wherein the cam face is formed so that the holding part is retreated from the conveying object before the conveying object is conveyed and, with the extending and folding operation of the articulated arm part when the conveying object is conveyed, the holding part is moved in a holding direction to hold the conveying object; the hand comprises an elongated member with the first holding part at a first end and the second holding part at a second end; and the cam face comprises a first cam face with which the first holding part is abutted and a second cam face with which the second holding part is abutted.