Invention Grant
US5506386A Simultaneous temperature measurements on laser welded seams with at least two pyrometers in relation to monitoring process parameters and weld quality 失效
与至少两个高温计相关的激光焊接接头与监测过程参数和焊接质量相同的温度测量

  • Patent Title: Simultaneous temperature measurements on laser welded seams with at least two pyrometers in relation to monitoring process parameters and weld quality
  • Patent Title (中): 与至少两个高温计相关的激光焊接接头与监测过程参数和焊接质量相同的温度测量
  • Application No.: US339010
    Application Date: 1994-11-14
  • Publication No.: US5506386A
    Publication Date: 1996-04-09
  • Inventor: Norbert Gross
  • Applicant: Norbert Gross
  • Applicant Address: CHX Zug
  • Assignee: Elpatronic AG
  • Current Assignee: Elpatronic AG
  • Current Assignee Address: CHX Zug
  • Priority: CHX03562/93 19931130; CHX02975/94 19941003
  • Main IPC: G01N33/20
  • IPC: G01N33/20 B23K26/00 B23K26/03 B23K26/20
Simultaneous temperature measurements on laser welded seams with at
least two pyrometers in relation to monitoring process parameters and
weld quality
Abstract:
In laser butt welding of metal sheets, in particular sheets of unequal thicknesses, the temperature is measured at two points behind the liquid-solid interface. From combination of the two readings obtained a series of process data can be derived whereby the welding process can be monitored.
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