Laser-processing head for laser processing apparatus

Details Laser-processing head for laser processing apparatus Laser-processing head for laser processing apparatus

1996-04-08

1998-05-26

Walberg, Teresa J.

Electric heating

Metal heating

By arc

2191216, 21912184, B23K 2614

Patent

active

057569622

ABSTRACT:
An improved laser processing head comprising a housing, a lens holder-nozzle mounted within the housing and a gas distributor for introducing gas adjacent a focusing lens retained within the housing to cool the lens and prevent the lens from becoming contaminated or damaged from material ablated from the workpiece. The gas distributor is comprised of a plurality of angled distribution slots that creates a vortex gas flow action directed away from the face of the lens and towards the nozzle outlet.

REFERENCES:
patent: 4315133 (1982-02-01), Morgan et al.
patent: 4461947 (1984-07-01), Ward
patent: 4467171 (1984-08-01), Ramos
patent: 4518843 (1985-05-01), Antol et al.
patent: 4555610 (1985-11-01), Polad et al.
patent: 4728771 (1988-03-01), Sartorio

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