Auxiliary welding system for steel framework

The utility model provides a steel skeleton auxiliary welding system which comprises an auxiliary device and a control system, and the auxiliary device comprises a main body frame, a fixing part, a material supply part and a material preparation part; the main body frame comprises a fixed seat, a feeding seat and a base; the fixed part comprises a power mechanism and a movable carrying box mechanism; the feeding part comprises an automatic feeding mechanism and a welding rod supply mechanism; the material preparation part comprises a first material preparation box mechanism and a second material preparation box mechanism. Due to the arrangement of the extension column, the panel of the fixing seat can be conveniently expanded, and the adaptability of the device is expanded; the welding materials can also be stacked in a laminated mode and located below the fixing base, the working interval is obviously optimized, and extra occupation of the welding materials on the working space is reduced; and through the po