Swing laser filler wire welding method for large-gap butt joint of aluminum alloy sheets
A technology of laser wire filling and aluminum alloy welding wire, applied in laser welding equipment, welding/welding/cutting items, welding equipment, etc., can solve the problems of limited welding size and joint form, low welding efficiency, etc., and reduce the dilution rate , high welding speed, and improved energy utilization
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Embodiment 1
[0047] Select 1.6mm thick SiC with 17% volume fraction p / 2009Al composite material is used as the test plate to be welded, and the welding is carried out according to the above-mentioned swing laser wire-filled welding method of large-gap butt joint of aluminum alloy thin plates. The welding parameters are as follows: the welding wire is 5356 aluminum alloy welding wire; Amplitude 1.0mm; swing frequency 200Hz; gap 1.0mm; laser power 3200W; welding speed 4.8m / min; wire feeding speed 11.2m / min.
Embodiment 2
[0049] Select 1.6mm thick SiC with 17% volume fraction p / 2009Al composite material is used as the test plate to be welded, and the welding is carried out according to the above-mentioned swing laser wire-filled welding method of large-gap butt joint of aluminum alloy thin plates. The welding parameters are as follows: the welding wire is 5356 aluminum alloy welding wire; Amplitude 1.0mm; swing frequency 200Hz; gap 1.2mm; laser power 3200W; welding speed 4.8m / min; wire feeding speed 11.2m / min.
Embodiment 3
[0051] Select 1.6mm thick SiC with 17% volume fraction p / 2009Al composite material is used as the test plate to be welded, and the welding is carried out according to the above-mentioned swing laser wire-filled welding method of large-gap butt joint of aluminum alloy thin plates. The welding parameters are as follows: the welding wire is 2319 aluminum alloy welding wire; Amplitude 1.0mm; swing frequency 200Hz; gap 1.0mm; laser power 3500W; welding speed 4.8m / min; wire feeding speed 9.6m / min.
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