Fatigue resistance testing device for enhanced TPO (Thermoplastic Polyolefin) waterproof roll

The utility model discloses a fatigue resistance testing device for enhanced TPO (thermoplastic polyolefin) waterproof coiled materials, which relates to the technical field of waterproof coiled material testing and comprises a working table, a moving groove is formed in the upper end face of the working table, a limiting moving seat is arranged at one end of the moving groove, and a limiting mechanism is arranged at the other end of the moving groove. A fixing frame is arranged, an air cylinder is arranged at one end of the fixing frame, the air cylinder drives a limiting rod at one end to move front and back, the limiting rod is arranged at the other end of the fixing frame, and the limiting rod is arranged at the other end of the fixing frame. The clamping plates are driven to retract inwards under the action of the first connecting shaft rod and the second connecting shaft rod, so that clamping is achieved, concave-convex prisms and corresponding grooves are arranged on the inner side walls of the clampin