Auxiliary support for connection and installation of steel structural parts

The invention relates to the technical field of steel structure installation, in particular to an auxiliary support for connecting and installing steel structural parts. The invention provides the auxiliary bracket for connecting and mounting the steel structural member, which is convenient to support and transfer. An auxiliary support for connecting and installing a steel structural part comprises a supporting frame, a truss, a supporting beam and the like, the supporting beam is fixedly connected to the truss, the supporting frame is vertically and fixedly connected to the truss, the auxiliary support further comprises a power mechanism, a traction mechanism and an auxiliary fixing mechanism, the traction mechanism is used for fixing the steel structural part, and the power mechanism provides power for the traction mechanism. The steel structural part is fixed by starting the electromagnetic chuck, then the steel structural part is lifted through the winding wheel, the device is provided with the universal