Patent ID: 6023045
Filing Date: 2000-02-08
Classification: B23K

Abstract:
A torch reamer for removing deposits from the interior cylindrical surface of a welding torch nozzle, comprising:a frame;a work station located in a predetermined position relative to said frame;a reamer assembly comprising a reamer bit and a motor connected to said reamer bit for rotating said reamer bit;a clamping arm having a clamp thereon, said clamping arm being movably connected to said frame for movement from an operative position to an inoperative position;a first spring yieldably urging said clamping arm to said imperative position;said clamp having a clamp member movably mounted to said arm for movement from an unclamped position to a clamped position for clamping and gripping said welding torch nozzle;first mechanism engaging said clamp member and being adapted to move said clamp member to said clamped position in response to said clamp arm moving to said operative position;said first mechanism being adapted to move said clamp member to said unclamped position in response to said clamp arm moving from said operative position to said inoperative position;said reamer assembly being mounted on said frame for movement from a retracted position to an extended position wherein said reamer bit extends within said nozzle cavity whenever said clamp is clamping and gripping said nozzle and said clamp arm is in said operative position.