Hoisting mechanism for building materials

The utility model discloses a building material hoisting mechanism which comprises a base, movable blocks are movably inserted into the two sides of the base, one side of each movable block is fixedly connected with one end of a connecting rod, the end, away from the movable blocks, of the connecting rod is magnetically connected with one side of a hoisting box, and a rotating disc is rotationally installed at the top end of the base. The top end of the rotating disc is fixedly connected with the bottom end of a supporting column, a winding drum is rotationally installed at the top end of the supporting column, a lifting ring is arranged at the top end of the lifting box, the inner top of the lifting box is fixedly connected with the top end of a spring column, and the bottom end of the spring column is fixedly connected with the top end of a vacuum suction cup. The two ends of a building material can be sleeved with the hanging boxes connected to the two ends of the base, the building material can be fixed,