Electric automobile AMT power assembly testing system that shifts

The utility model discloses an electric automobile AMT power assembly testing system that shifts, AMT power assembly in this system includes driving motor, the gearbox, shift actuating mechanism and gear -change control ware, driving motor is through the gearbox output moment of torsion, the gear -change control ware switches the fender position through the actuating mechanism control gearbox of shifting, this testing system still includes test bench, driving motor controller, flexible shaft coupling, the inertia rim plate, an inverter, data collection card and host computer, driving motor controller is connected with the driving motor electricity, the flexible coupling joint inertia rim plate of gearbox output beam warp, speed sensor detects the rotational speed of inertia rim plate, datacollection card is connected with driving motor controller, gear -change control ware, speed sensor and host computer communication respectively. The operating mode of shifting in this testing systemsimulation whole electric