Patent ID: 6681976
Filing Date: 2004-01-27
Classification: B21J,B23K,Y10T

Abstract:
A mechanism for rotating a pick-up device about an axis of a headpiece of a rivet setting machine and for releasably latching the pick-up device at predetermined rotational positions, comprising:a pick-up device holder rotatable about the axis of the headpiece and non-rotatably connected to the pick-up device, the pick-up device holder having a plurality of circumferentially spaced cavities on an outer surface thereof; and a ball actuator supported for movement axially of the headpiece and non-rotatably with respect to the headpiece, wherein the ball actuator has a bolt with a guide in which a ball is mounted for movement into or out of an aligned cavity of the plurality of cavities in response to corresponding axial movement of the ball actuator relative to the headpiece.