Dual-motor testing device

The invention belongs to the technical field of motor detection, and discloses a dual-motor testing device. A fixing plate is formed on the base, two sets of through holes are formed in the fixing plate, double motors are installed on one side of the fixing plate, a first input shaft and a second input shaft are arranged in the through holes in a penetrating mode, a transmission box is arranged on the side, away from the double motors, of the fixing plate, and a transmission component is installed in the transmission box. The first input shaft and the second input shaft are respectively provided with a rotating speed torque sensor in a penetrating manner, the first input shaft is rotationally connected with the double motors, the second input shaft is rotationally connected with the double motors, the first input shaft and the second input shaft are respectively inserted into the transmission box, and the first input shaft is rotationally connected with the second input shaft through a transmission component;