Fabricated aluminum alloy formwork and construction method and application thereof

The invention discloses an assembly type aluminum alloy formwork and a construction method and application thereof.The assembly type aluminum alloy formwork comprises a steel plate, a fixing piece, a movable sliding block and an aluminum alloy formwork body, the fixing piece is arranged at the bottom end of the steel plate, a sliding groove is formed in the upper end of the steel plate, and the movable sliding block is movably connected to the sliding groove; the transverse support penetrates through the steel plate, the transverse support is connected with the back face of the connecting piece in a welded mode, the right side of the connecting piece is connected with a vertical connector outside the steel plate, a movable end contact pin is arranged on the movable sliding block, and the movable end contact pin and the vertical connector are arranged outside the steel plate and located on the same vertical line. The aluminum alloy formwork body is provided with a plurality of protrusions, the stress edges are