Switching power supply transformer wire pulling device

The utility model relates to the technical field of switching power supply transformer production. The utility model further discloses a wire pulling device of the switching power supply transformer.Transverse plate, the upper end of the transverse plate is fixedly connected with a supporting rod; the upper end of the right side of the supporting rod is fixedly connected with a mounting plate; the mounting plate is vertically and rotationally connected with a screw rod through a rolling bearing; the upper end of the screw rod penetrates through the rolling bearing and is fixedly connected with a turntable; the lower end of the lead screw is connected with a pressing wheel through an adjusting mechanism, the left side of the supporting rod is fixedly connected with a motor, the output endof the motor penetrates through the rod wall of the supporting rod and is fixedly connected with a disc, an annular groove is formed in the edge of the disc, and the edge of one side of the pressing wheel extends into the annu