Calibration device and calibration method for torque test structure of automobile transmission system

The invention discloses an automobile transmission system torque test structure calibration device and calibration method, and relates to the technical field of automobile transmission system calibration, the automobile transmission system torque test structure calibration device comprises a support table and a support used for supporting and fixing, the support is provided with a connecting shaft plate through a pair of insert bearings with seats, and the top of the connecting shaft plate is symmetrically connected with weight pans in a hanging mode through calibration arms; the driving shaft torque testing structure is installed through the driving shaft support end connecting piece and the driving shaft support end connecting piece, and the flywheel torque testing structure is installed through the flywheel support end connecting piece and the flywheel support end connecting piece. According to the calibration device and the calibration method, pure mechanical loading of the torque is achieved by adding th