EQUIPMENT AND METHOD FOR LASER MACHINING

摘要

PROBLEM TO BE SOLVED: To provide equipment and method for laser machining which has excellent machining quality and high machinability. SOLUTION: The equipment is provided with multiple pulse laser oscillators 1101a and 1101b, means 1102a and 1102b for driving the pulse laser oscillators successively by shifting respective oscillation phases and a means 1109 for branching respective beams 1104a and 1104b emitted from the pulse laser oscillators into a plurality of beams, and irradiates workpiece with the plurality of beams obtained by the branching means.