The present invention discloses a thermoplasticity reinforcing plastic pipe preparation process, which comprises inner pipe layer preparation, reinforcing layer preparation and protection layer preparation and specifically comprises steps of material feeding, heating, extruding, traction, winding, wrapping, code spraying, marking, cutting, coiling, and packing, wherein the screw extruder barrel heating and the mold heating are completed through the three-stage six-zone heating stage, the winding axis center line and the inner pipe axis center line form the angle of 50-60 DEG, and the strip-like material bidirection cross winding structure is formed and comprises the left spiral winding later and the right spiral winding layer. The preparation process is the thermoplasticity reinforcing plastic pipe preparation process with characteristics of high production efficiency and low cost, wherein the pressure bearing capacity can achieve 32 MPa, and the impact resistance can achieve 130 KJ/m<2>.