Vehicle accelerator pedal testing device and testing method thereof

The invention discloses a vehicle accelerator pedal testing device and a testing method thereof. The testing device comprises an adjusting mechanism and a supporting rack. The adjusting mechanism comprises a fisheye bearing and a screw rod body provided with threads. The first end of the screw rod body is connected with an accelerator pedal supporting part, which is contacted with the acceleratorpedal to control the stroke of the accelerator pedal. The second end of the screw rod body is connected with a control part, and the screw rod body is provided with a plurality of movable nuts. The screw rod body passes through the axle hole of the fisheye bearing, and the fisheye bearing can move along the screw rod body. The inner diameter of the axle hole is matched with the outer diameters ofthe movable nuts, and the end of the fisheye bearing away from the axle hole is connected with a connection ring. The supporting rack comprises a supporting rod body, the first end of which is connected with a panel supporting