A kind of laser post-treatment welding method regulated and controled based on beam spot energy distribution

A kind of laser post-treatment welding method regulated and controled based on beam spot energy distribution

  • CN 107,052,581 A
  • Filed: 05/02/2017
  • Published: 08/18/2017
  • Est. Priority Date: 05/02/2017
  • Status: Active Application
First Claim
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1. a kind of laser post-treatment welding method regulated and controled based on beam spot energy distribution, it is characterised in that:

  • Described welding method bagInclude following steps:

    A. metal works to be welded are welded by focus lamp using laser, obtains weld seam I;

    B. it is integral mirror by the lens changing of focus lamp, the shoot laser of the transmitting laser of laser after described integral mirrorLaser beam spot Energy distribution is nearly rectangle, and the width of rectangle is L1, and the height of rectangle is L2, L1 >

    =L2;

    C. shoot laser continues to obtain weld seam II along the progress laser post-treatment welding of weld seam I.

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