Pipe flexibility detection testing machine

The utility model discloses a pipe flexibility detection testing machine, which belongs to the technical field of plastic pipe detection, and comprises a rack, the top end of the rack close to the feeding side is fixedly connected with a support frame from top to bottom, is provided with an arc-shaped pressing plate and a pipe, and is provided with a second assembly groove and a first assembly groove; a test driving mechanism is assembled between the arc-shaped pressing plate and the supporting frame, a clamping mechanism is assembled between the pipe and the rack, a deformation detection mechanism is assembled in the second assembling groove and the first assembling groove and located under the pipe, and an alarm and a programmable controller are fixedly connected to the top end, close to the discharging side, of the rack in a staggered mode. The test driving mechanism, the clamping mechanism, the deformation detection mechanism and the alarm are connected with the programmable controller through wires. The