To improve the workability of replacement repairing or the like of a clamping fixture, by demountably mounting a turret main unit, having a plurality of the clamping fixtures, in a rotary spindle, and removing the clamping fixture together with the turret main unit from the rotary spindle, so as to perform work of replacement, repairing or the like of the clamping fixture.

A device comprises a mounting member 3 mounting this turret hand device 2 in a robot main unit 1, rotary spindle 4 rotatably supported on the mounting member 3, drive motor 5 fixed to the mounting member 3 to drive rotate the rotary spindle 4 and a turret main unit 6 demountably mounted in one end part side of the rotary spindle 4, and a plurality of clamping fixtures 7 to 10 are mounted in four ways of this turret main unit 6.