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Chinese Journal of Lasers, Volume. 50, Issue 8, 0802107(2023)

Analysis on Characteristics of Weld Formation with 10 kW Level High Power Laser‐Arc Hybrid Welding

Xiaomei Liang1, Yicheng Yang1,2,3, Ruisheng Huang1、*, Dexi Tian2, and Xiaoyu Chen1
Author Affiliations
  • 1Harbin Welding Institute Limited Company, Harbin 150028, Heilongjiang China
  • 2Beijing Aerospace Xinfeng Machinery Equipment Limited Company, Beijing 100039, China
  • 3Lab of materials welding and joining, University of Science and Technology Beijing, Beijing 100083, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (12)
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    References (21)
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    Figures & Tables(12)
    Schematic diagram of welding process

    Fig. 1. Schematic diagram of welding process

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    Diagrams of three welding methods. (a) Laser-MAG single-wire hybrid welding (laser-MAG-1 wire); (b) laser-MAG single-wire hybrid welding with filler wire (laser-MAG-2′ wires); (c) laser-MAG double-wire hybrid welding (laser-MAG-2 wires)

    Fig. 2. Diagrams of three welding methods. (a) Laser-MAG single-wire hybrid welding (laser-MAG-1 wire); (b) laser-MAG single-wire hybrid welding with filler wire (laser-MAG-2′ wires); (c) laser-MAG double-wire hybrid welding (laser-MAG-2 wires)

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    Original and mark image of plasma morphology. (a) Original image; (b) mark image

    Fig. 3. Original and mark image of plasma morphology. (a) Original image; (b) mark image

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    Influence of laser power on appearance of weld. (a1)‒(a3) Laser-MAG single-wire hybrid welding; (b1)‒(b3) laser-MAG double-wire hybrid welding; (c1)‒(c3) laser-MAG single-wire hybrid welding with filler wire

    Fig. 4. Influence of laser power on appearance of weld. (a1)‒(a3) Laser-MAG single-wire hybrid welding; (b1)‒(b3) laser-MAG double-wire hybrid welding; (c1)‒(c3) laser-MAG single-wire hybrid welding with filler wire

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    Influence of laser power on spatter on weld appearance

    Fig. 5. Influence of laser power on spatter on weld appearance

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    Influence of laser power on feature size of weld. (a) Effect on penetration; (b) effect on weld width

    Fig. 6. Influence of laser power on feature size of weld. (a) Effect on penetration; (b) effect on weld width

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    Plasma morphologies with different laser powers. (a) Laser-MAG single-wire hybrid welding; (b) laser-MAG single-wire hybrid welding with filler wire; (c) laser-MAG double-wire hybrid welding

    Fig. 7. Plasma morphologies with different laser powers. (a) Laser-MAG single-wire hybrid welding; (b) laser-MAG single-wire hybrid welding with filler wire; (c) laser-MAG double-wire hybrid welding

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    Plasma height with different laser powers

    Fig. 8. Plasma height with different laser powers

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    Plasma area with three welding methods and different laser powers. (a) 5 kW; (b) 15 kW; (c) 20 kW; (d) 30 kW

    Fig. 9. Plasma area with three welding methods and different laser powers. (a) 5 kW; (b) 15 kW; (c) 20 kW; (d) 30 kW

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    Effect of laser power on average plasma area

    Fig. 10. Effect of laser power on average plasma area

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    Relationship between plasma morphology and appearance of weld at different laser powers. (a) Plasma area standard deviation and weld width fluctuation; (b) plasma area standard deviation and penetration fluctuation; (c) plasma area standard deviation and spatter area standard deviation

    Fig. 11. Relationship between plasma morphology and appearance of weld at different laser powers. (a) Plasma area standard deviation and weld width fluctuation; (b) plasma area standard deviation and penetration fluctuation; (c) plasma area standard deviation and spatter area standard deviation

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    • Table 1. Welding process parameters

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      Table 1. Welding process parameters

      ParameterValue
      Laser power P /kW5‒30
      Welding current I /A140
      Wire extention d1 /mm20
      Distance between wire and laser beam d3 /mm5
      Welding speed v1 /（m·min-1）0.8
      Wire feed rate v2 /（m·min-1）2
      Gas flow Q /（L·min-1）20
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    Xiaomei Liang, Yicheng Yang, Ruisheng Huang, Dexi Tian, Xiaoyu Chen. Analysis on Characteristics of Weld Formation with 10 kW Level High Power Laser‐Arc Hybrid Welding[J]. Chinese Journal of Lasers, 2023, 50(8): 0802107

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    Paper Information

    Category: Laser Forming Manufacturing

    Received: Mar. 18, 2022

    Accepted: May. 25, 2022

    Published Online: Feb. 23, 2023

    The Author Email: Huang Ruisheng (lxmeihwi@126.com)

    DOI:10.3788/CJL220679

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology