Patent ID: 6027288
Filing Date: 2000-02-22
Classification: B23C,Y10T

Abstract:
A working apparatus comprising:a base,a work piece supporting and rotating means which is mounted on said base to hold and rotate a work piece,a working tool unit which is mounted on said base to hold a working tool to be rotatable and which forwardly and rearwardly moves in a horizontal direction toward said work piece via a slider mechanism,a pressing means which presses said working tool unit in said horizontal direction at a constant pressing force toward said work piece,a profiling means which is provided on said working tool unit and forwardly and rearwardly moves by profiling an outer periphery of said work piece through being in contact with said work piece in said horizontal direction and thereby moves said working tool unit as a whole in forward and rearward directions, anda working tool unit detecting means for maintaining a constant cutting feed speed of said work piece through adjustment of a rotation speed of said work piece by said work piece holding and rotating means based on a signal from said working tool unit detecting means.