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Author:

吴世凯 (吴世凯.) | 肖荣诗 (肖荣诗.) (Scholars:肖荣诗) | 陈铠 (陈铠.)

Indexed by:

CQVIP

Abstract:

在船舶、高速列车、航空航天工业中大量应用了焊接薄壁T型结构.激光焊接是该类结构最具潜力的连接技术.采用底板顶面施焊的布置方式,进行了不锈钢薄壁T型接头的CO2激光及CO2激光-TIG电弧复合焊接试验,研究了焊接工艺参数对剖口形状、焊缝成形及气孔形成倾向的影响规律.试验结果表明:单激光焊接时,采用优化的工艺参数可实现筋板完全熔合,焊趾过渡均匀、圆滑;但由于小孔瞬间失稳、塌陷形成的气孔难以克服.采用CO2激光-TIG电弧复合焊接能较好解决上述问题,可获得焊趾形状理想、无气孔缺陷的薄壁T型接头.

Keyword:

复合焊接 气孔 CO2激光 薄壁T型接头 焊缝成形

Author Community:

  • [ 1 ] [吴世凯]北京工业大学
  • [ 2 ] [肖荣诗]北京工业大学
  • [ 3 ] [陈铠]北京工业大学

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Source :

电加工与模具

ISSN: 1009-279X

Year: 2009

Issue: 6

Page: 29-33

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: 6

Chinese Cited Count:

30 Days PV: 11

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