Patent ID: 6393687
Filing Date: 2002-05-28
Classification: B23K,B23P,Y10T

Abstract:
A machine tool for machining work pieces with cutting tools and a laser beam, the machine tool comprising:a machine bed with an upright stand fixed thereto; a machining unit including a work spindle for machining workpieces with cutting tools; means for coupling said machining unit for X- and Y-axis motion with respect to said machine bed, said means for coupling comprising: a transverse sled movably displaced on said upright stand, said sled being movable along the X-axis; and an elongated head stock having a central axis and movably displaced on said transverse sled, said head stock being movable along the Y-axis and upon one end of said head stock said machining unit is mounted; and a laser beam apparatus mounted on said head stock proximate said work spindle, said apparatus comprising: a laser source disposed along an axis laterally of said central axis; and a beam guiding arrangement for machining workpieces with said laser beam, said beam guiding arrangement being disposed on said machining unit so as to be offset with respect to said work spindle, said beam guiding arrangement comprising a beam guiding channel extending generally transverse to said laser source axis and a laser head including a scanner system for Focusing the laser beam and its guidance over a predetermined machining area of the workpiece; and a work table movably mounted on said upright stand for clamping at least one workpiece thereto, said work table movable along the Z-axis.