a welding method
A welding method and welding parameter technology, applied in welding equipment, arc welding equipment, manufacturing tools, etc., can solve the problems of poor arc accessibility at the root of the weld, and the welding quality cannot be guaranteed.
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[0031] In order to solve the technical problem that the arc accessibility at the root of the weld seam is poor due to the characteristics of the weld seam distribution structure when welding the "cross" weld seam in the railway freight car in the prior art, and the welding quality cannot be guaranteed. , the present invention provides a welding method, which is applied to a "cross" weld, the method comprising: based on a preset first welding parameter, welding the assembled longitudinal weld between the first workpiece and the second workpiece ; There is also a transverse weld between the first workpiece and the second workpiece, and there is an angle between the transverse weld and the longitudinal weld; based on the preset second welding parameters in the transverse weld Welding the reverse substrate weld bead at the seam root; after rotating the first workpiece and the second workpiece by 180°, cleaning the reverse substrate weld bead and the longitudinal weld bead, based on...
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