Device for measuring mechanical property of special-shaped macromolecular material

The utility model discloses a device for measuring the mechanical property of a special-shaped macromolecular material. The device comprises a fixing plate, a transmission belt, a transmission shaft, a pull and push dynamometer, a dial indicator, knurling measurement heads and a tightening nut, wherein the tightening nut is fixed on the fixing plate; the middle part of the transmission belt is wound on the tightening nut; the two ends of the transmission belt are respectively connected with one end of the transmission shaft; the other end of the transmission shaft is connected with the dial indicator and the pull and push dynamometer respectively; the knurling measurement heads are respectively arranged on the dial indicator and the pull and push dynamometer. The device disclosed by the utility model can uniformly adjust the deformation of the special-shaped macromolecular material on the knurling measurement heads, and the dial indicator and the pull and push dynamometer can accurately measure the deformation and the restoring force of the special-shaped macromolecular material. The device is simple in structure and accurate in measurement.