Angle adjusting and swinging mechanism for building structure assembly welding

The utility model relates to the field of assembly building auxiliary welding devices, in particular to an angle adjusting swing mechanism for building structure component welding, which comprises a main bearing plate, an adjusting swing component, a main driving wheel set, a connecting belt, a connecting mounting frame set and an adjusting clamping portion. The adjusting swing assembly is connected with the main driving wheel set through the driving end on the adjusting swing assembly and drives the main driving wheel set to rotate and adjust, the main driving wheel set can be driven by the adjusting swing assembly to achieve rotating adjustment, and the main driving wheel set can drive the adjusting clamping part through the connecting belt to achieve rotating adjustment during rotating adjustment. The welding gun head is clamped on the adjusting clamping part, the adjusting clamping part can drive the welding gun head to be flexibly and suitably adjusted according to the welding position requirement of the