Coiled material laying device for building waterproof construction

The utility model discloses a coiled material laying device for building waterproof construction, and relates to the technical field of building construction. The device comprises a bottom plate, a horizontal transverse plate is fixedly arranged on the lower surface of the bottom plate, a laying device is arranged on the lower surface of the transverse plate, the laying device comprises four first vertical plates, and the four first vertical plates are vertically and fixedly arranged at the four corners of the lower surface of the transverse plate; the rotating wheel is matched with the rotating shaft to drive the double-thread screw to rotate, so that the sliding blocks inserted into the two ends of the double-thread screw in a threaded mode move in the opposite directions, the other clamping block is inserted into the other end of the coiled material, the coiled material is installed below the transverse plate to work, and the rotating wheel can be directly and reversely rotated during disassembly. And the