Research Progress in Laser Welding Technology of TC4 Titanium Alloy
- Vol. 53, Issue 8, Pages: 55-66(2023)
Received:01 July 2023,
Published:25 August 2023
DOI: 10.7512/j.issn.1001-2303.2023.08.08
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Received:01 July 2023,
Published:25 August 2023
移动端阅览
激光焊接技术作为当前一种高效、优质焊接新技术的典型代表具有高质、高效、高稳定性、低变形等技术优势,拥有广泛的应用领域。总结了国内外激光焊、激光填丝焊、激光-电弧复合焊接TC4(Ti-6Al-4V)钛合金时,焊接参数对焊缝成形的影响,并且分析了激光-电弧复合焊金属蒸气等离子体的作用机制、复合热源的相互作用模式及熔滴过渡和熔池动力学,重点探讨了焊缝及热影响区典型微观组织及其转变过程,为激光焊接技术在TC4钛合金实际工程应用推广提供理论支撑。
Laser welding technology
as a typical representative of current efficient and high-quality welding new technologies
has advantages such as high quality
high efficiency
high stability
and low deformation
and has a wide range of application fields. The influence of welding parameters on weld formation during laser welding
laser welding with filler wire and laser-arc hybrid welding of TC4 (Ti-6Al-4V) titanium alloy at home and abroad is summarized. Analyzed the mechanism of action of metal vapor plasma in laser-arc hybrid welding
the interaction mode of composite heat sources
and the dynamics of droplet transfer and melt pool,and the typical microstructure and transformation process of weld and Heat-affected zone are emphatically discussed
which provides theoretical support for the application and popularization of laser welding technology in practical engineering of TC4 titanium alloy.
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