Winding equipment suitable for building protective film

The winding equipment comprises a bottom plate, a plurality of sets of first supporting columns are arranged on one side of the top of the bottom plate, a plurality of sets of fourth supporting columns are arranged on one sides of the first supporting columns, and first bearings and second bearings are arranged at the top ends of the first supporting columns and the top ends of the fourth supporting columns correspondingly; and material conveying shafts are respectively arranged in the first bearing and the second bearing between the plurality of groups of first supporting columns and fourth supporting columns. Through the arrangement of the pressing roller, the supporting frame and the winding roller, the film on the contact face of the pressing roller and the winding roller is extruded to be flat through the gravity of the pressing roller, the pressing roller and the winding roller are matched to discharge air in a film roll in time, the film face is flattened, the purpose that a film face sealing chamber a