Suming Chen, An'an Zhao, Yi Jiang, Ting Liu, Tingyan Yan, Xiaohong Zhan. Influence of the Technological Parameters of TC4 Titanium Alloy Laser Wire Filling Welding on Weld Seam Macroformation[J]. Chinese Journal of Lasers, 2021, 48(14): 1402007
- Chinese Journal of Lasers
- Vol. 48, Issue 14, 1402007 (2021)
Fig. 1. Welding equipments. (a) TruDisk 12003 disc laser generator; (b) KUKA robot KR60HA
Fig. 2. Macromorphology of weld seam under different laser power. (a) 1.3 kW, front of weld seam; (b) 1.3 kW, back of weld seam; (c) 1.5 kW, front of weld seam; (d) 1.5 kW, back of weld seam
Fig. 3. Macromorphology of weld seam under different welding speeds. (a) 1.5 m/min, front of weld seam; (b) 1.5 m/min, back of weld seam; (c) 1.2 m/min, front of weld seam; (d) 1.2 m/min, back of weld seam
Fig. 4. Macromorphology of weld seam under different wire feeding speeds. (a) 1.3 m/min; (b) 1.5 m/min; (c) 2.0 m/min; (d) 2.2 m/min; (e) 2.5 m/min
Fig. 5. Macromorphology of weld seam under different interstice widths. (a) 0.4 mm; (b) 0.3 mm
Fig. 6. Cross section morphology of laser filled wire welded joint at P=1.5 kW, Vw=1.2 m/min, and Vs=1.5 m/min
Fig. 7. Cross section morphology of laser filled wire welded joint at P=1.5 kW, Vw=1.2 m/min, and Vs=2.0 m/min
Fig. 8. Cross section morphology of laser filled wire welded joint at P=1.5 kW, Vw=1.2 m/min, and Vs=2.5 m/min
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Table 1. Process parameters of laser wire filling welding
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Table 2. Section size of laser filled wire welded joint under different welding process parameters
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