The utility model discloses a work piece surface layer material wind, the both ends of work piece are passed through work piece tip centre gripping mount centre gripping and are fixed, place on the bracket of a plurality of work pieces middle parts at the middle part of work piece, winding support places on the work piece next door, at winding support upper end installation power -assisted machinearm, the end of power -assisted machine arm is through the erection joint arm of shipping and reselling on another market, the linking arm can realize that 360 is rotatory, the terminal installationwinding mechanism of linking arm, winding mechanism includes ring shape shell, ring shape shell medial opening, install rotatory bull gear in ring shape shell, during ring shape shell hole is stretched from the inboard opening of ring shape shell to the partial flank of tooth of rotatory bull gear, evenly distributed had the mounting disc of winding material on the flank of tooth in the hole was stretched to rotatory bull gear, every winding material mounting disc correspondence sets up a winding material guide roll, winding material guide roll is installed on the flank of tooth between the mounting disc of two winding materials. It is efficient, workman low in labor strength.