Ultra-short pipe polyethylene plastic coating equipment

The utility model discloses ultra-short pipe polyethylene plastic coating equipment, and relates to the field of ship and ocean engineering, the ultra-short pipe polyethylene plastic coating equipment comprises a motor, a main shaft of the motor outputs power to a rotating shaft through a transmission system, the end part of the rotating shaft is connected to a vertical rotating plate, and the side surface, far away from the rotating shaft, of the rotating plate is connected with a horizontal platform; an opening is formed in the middle of the platform; the bottom of the opening is communicated with a powder box; an annular first flange groove is formed in the upper surface of the platform around the opening; the two side edges of the platform horizontally extend outwards to form hydraulic device platforms, a first hydraulic device is horizontally fixed to the upper surface of each hydraulic device platform, and the telescopic end of each first hydraulic device is connected with a first ejector block. When th