Laser coating coaxial powder-delivery nozzle

Laser coating coaxial powder-delivery nozzle

  • CN 2,510,502 Y
  • Filed: 10/18/2001
  • Issued: 09/11/2002
  • Est. Priority Date: 10/18/2001
  • Status: Active Grant
First Claim
Patent Images

1. coaxial powder-feeding nozzle for laser fusion and coating;

  • this nozzle links to each other with microscope base by connecting cylinder;

    it is characterized in that;

    connecting cylinder is adjustable connecting cylinder;

    its shape of nozzle is the taper of hollow;

    by top;

    middle part and bottom are formed;

    on;

    in;

    three parts are connected and fixed by bolt down;

    have wear ring at the seal face that connects;

    have the protection gas path and the powdering inlet of axially supplying gas on the top of nozzle;

    the middle part has cooling water channel near inwall;

    have the powder feeding path near outer wall;

    its powdering inlet with top is corresponding, and the central axis of bottom has unthreaded hole, has and the corresponding powder feeding path in middle part near the inwall place in the tube wall of bottom;

    have protection gas passage near outer wall, and the outside wall surface periphery is surrounded with cooling water channel.

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