TOOL MANDREL Russian patent published in 1996 - IPC

FIELD: mechanical engineering. SUBSTANCE: tool mandrel comprises housing with a port for setting a cutter and fastening members. A port is provided in the detachable insert fixed in the cylindrical opening in the housing of the mandrel. The port in the insert for setting a cutter with rectangular holder is made up as a through slot from one side of the insert to extend over the length required for setting the cutter holder. The port in the insert for setting the cutter with round holder is through. The insert is provided with two additional ports for passing the fastening members perpendicular to the longitudinal axis of the port. EFFECT: improved design. 3 dwg