Torsion bar measuring device
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The utility model discloses a torsion bar measuring device which comprises a pedestal equipped with an instrument installing seat and a base; a digital display torque tester is installed on the instrument installing seat; a first chuck is installed on the digital display torque tester; bearings are fixedly installed in first installing holes at the left and right ends of the base; a rotating shaft fixing seat comprises a flange and a rotating shaft; a second chuck which is matched with the first chuck of the digital display torque tester is disposed on the flange; the rotating shaft is disposed on the bearings at the two sides; one end of the rotating shaft is connected with the flange, and the other end of the rotating shaft is connected with a wrench body; an installing groove is an annular groove hole disposed on the base end surface, and near the wrench body; a rotating locating plate is an annular element embedded in the installing groove; a second installing hole is a through hole on the inner ring of the installing groove; an indexing plate sleeve is on the rotating shaft and is fixedly installed in the second installing hole. The device can measure a torsion angle of a torsion bar, and a torque corresponding to the torsion angle, and can also measure a residual deformation angle of the torsion bar.