Device and method for welding a workpiece

A laser welding assembly has a two laser sources whose beams are focused on a workpiece by a collimator. An overlay assembly positions the two beams such that the second beam is surrounded by the first in one plane. The power of the first beam is regulated to melt the workpiece material, while that of the second beam is regulated to cause partial evaporation of the workpiece. Also claimed is a suitable laser welding process.

Attached files:


Patents:
AT 478,750

Inventor(s): TRAUTMANN ANDREAS [DE]

Type of Offer: Sale



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