CUTTING TOOL FOR CHECKING WEAR OF CUTTING EDGES DURING CUTTING PROCESS Russian patent published in 2001 - IPC

FIELD: mechanical treatment of current-conducting materials on manually operated machines, semiautomatic and automatic machines, and NC machines. SUBSTANCE: cutting tool contains changeable polyhedral plate and support plate placed in the hollow of the housing head. The support plate is placed in electric circuit containing treated workpiece. The housing head, bearing surfaces of the hollow, surfaces of the central opening of the support plate and its surface which is in contact with the cutting plate are covered with dielectric coating. The support plate is provided with threaded openings with their axis placed parallel to main cutting plane and main cutting edge provided with adjusting screws. The screws are meant for contacting with the bearing surfaces of the hollow of the housing head. EFFECT: improved design of the cutting tool. 4 dwg