Electric, pneumatic moment of torsion spanner calibrator

The utility model provides an electric, pneumatic moment of torsion spanner calibrator, including the electricity, pneumatic moment of torsion spanner mount and bottom plate, the mount is connected with the bearing frame on the bottom plate, the bearing frame passes through interior bolt fastening on the bottom plate, torque sensor is connected to the bearing that the output shaft of electric, pneumatic moment of torsion spanner passes through on the bearing frame, the torque sensor other end passes through the coupling joint sleeve, the sleeve passes through interior bolt fastening on the bottom plate by fixed plate a, the muffjoint has the moment of torsion arresting gear that can carry out the continuity braking to the moment of torsion. The utility model discloses a setting can come the detect the torque peak value to the moment of torsion arresting gear that the moment of torsion carries out continuity braking, improves measurement accuracy to the electricity of detection, pneumatic moment of torsion spa