Patent ID: 9687933
Date: 2017-06-27
CPC Classifications: B23K,Y10T

Claim:
1. A cutting head for a cutting machine, the cutting head having a holder arranged to support a cutting device, the holder being secured to an arm assembly that is adapted to be mounted to the cutting machine, the arm assembly comprising a rotatable arm that supports a parallelogram linkage coupled to the holder, the parallelogram linkage being driven by a link arm, a first servo motor to drive a screw located within a nut constrained in the arm assembly to translate rotational movement of the screw into linear movement of the link arm to effect tilt of the holder, and a second servo motor to rotate the arm of the arm assembly to effect rotational movement or swivel of the holder, the rotation of the screw and arm being effected by coaxial pulleys driven by the servo motors, whereby, in use, as the holder tilts and swivels to impart a bevel cut to a work piece the tip of the cutting device is maintained in the same position.