Patent ID: 7105767
Filing Date: 2006-09-12
Classification: B23K

Abstract:
1. A fixed electrode tip removal device for removing an electrode tip from a shank, comprising: a take-out claw member comprising substantially semi-circular claws for contacting with an end face of the shank and an end face of the electrode tip at a gap between a large diameter portion of the shank and the electrode tip, the semi-circular claws comprising a fixed take-out claw member fixedly attached to a base plate and a movable take-out claw member which has an inclined face and is movable relative to the base plate, the take-out claw member being disposed at the end of the removal device and the end face of the electrode tip is forced in its axial direction by the movable claw member to remove the electrode tip from the shank; springs provided around struts which extend vertically from the base plate for biasing the movable take-out claw member towards the fixed take-out claw member; a driving unit fixed to the base plate, said driving unit comprising a pressure application rod which moves towards and away from the take-out claw member; and a wedge connected to the pressure application rod and provided between the fixed take-out claw member and the movable take-out claw member, said wedge having a straight face which is in contact with a straight face of the fixed take-out claw member and an inclined face which is in contact with the inclined face of the movable take-out claw member.