Laser processing beam machine

Details Laser processing beam machine Laser processing beam machine

2011-06-28

2011-06-28

Elve, M. Alexandra (Department: 3742)

Electric heating

Metal heating

By arc

C219S121730, C219S121780

Reexamination Certificate

active

07968821

ABSTRACT:
A laser processing beam machine comprising a chuck table for holding a workpiece, a laser beam application means for applying a laser beam to the workpiece held on the chuck table, and a processing-feed means for moving the chuck table and the laser beam application means relative to each other, wherein the laser beam application means comprises a laser beam oscillation means for oscillating a laser beam and a condenser for converging the laser beam oscillated by the laser beam oscillation means; and the condenser comprises a condenser lens opposed to the workpiece held on the chuck table, a cylindrical lens arranged on the upstream side in the laser beam application direction of the condenser lens, and an interval adjustment mechanism for adjusting the interval between the condenser lens and the cylindrical lens.

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patent: 6960739 (2005-11-01), Liu et al.
patent: 2003/0226832 (2003-12-01), Liu et al.
patent: 07068392 (1995-03-01), None
patent: 2004-9139 (2004-01-01), None
patent: 2006116570 (2006-05-01), None

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