Machining head and laser machining apparatus

Details Machining head and laser machining apparatus Machining head and laser machining apparatus

1994-10-20

1997-03-11

Walberg, Teresa J.

Electric heating

Metal heating

By arc

21912167, 21912183, B23K 2614

Patent

active

056097816

ABSTRACT:
A machining head of a laser machining apparatus for adjusting flow speed distribution includes a sub assist gas supply inlet; an annular partition for partitioning the inside of the sub assist gas nozzle toward axis direction; an annular flat board which contacts rotatably to the side surface of the down stream of the annular partition wall, and interrupts a part of gas supply inlet, and a part of which is notched; two partition plates which are mounted on both end portions of the annular flat board, partition the inside of the sub assist gas nozzle down stream of the annular partition wall, and rotate with the annular flat board; a driving device for driving the annular flat board; and a control apparatus for operating the driving device.

REFERENCES:
patent: 5149937 (1992-09-01), Babel et al.
patent: 5220149 (1993-06-01), Neidhardt

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