Patent ID: 6042311
Filing Date: 2000-03-28
Classification: B23C,B23Q,B27D,B28B,Y10T

Abstract:
A chamfering apparatus for chamfering a work, comprisinga casing incorporating a motor having an output shaft,a rotating shaft which has a distal end portion projecting from said casing and an axis intersecting said output shaft of said motor, and is rotatably supported by said casing and driven by said output shaft of said motor to rotate, anda tool support which is attached to said distal end portion of said rotating shaft and has a cutting tip,said chamfering apparatus further comprisingan adapter which surrounds said tool support, has one end fixed to said casing and the other end projecting from said casing, and is arranged coaxially with the axis of said rotating shaft,an eccentric ring rotatably mounted around said adapter,a lock plate rotatably mounted around said eccentric ring,a work guide attached to said lock plate and having a predetermined guide direction to guide said tool support along a work, andkeeping means for keeping an angle between the guide direction of said work guide and said output shaft of said motor at a predetermined value when said lock plate and said work guide are translationally moved with respect to the axis of said rotating shaft by rotating said eccentric ring with respect to said adapter.