Nut torque experiment device and method

The invention relates to the technical field of testing devices, in particular to a nut torque experiment device and method. The device comprises a base, a main body operation mechanism, a detection piece clamp mechanism and a lifting mechanism, wherein the main body operation mechanism comprises a torque output device, a torque adjusting device and a torsion driving device; the torsion driving device comprises a calibration device and a dynamic torsion rotating speed sensor; the nut torque experiment device further comprises a control terminal, and the control terminal is connected with the lifting mechanism, the torque output device, the calibration device, the detection piece clamp mechanism and the dynamic torque rotating speed sensor. The labor intensity of workers is reduced; the torque value is accurately read, and manual errors are completely eradicated; the device automatically records the moment value, and moment out-of-tolerance when people read the value is avoided; the device realizes joint gener