Automatic ball selecting and counting device

The utility model discloses an automatic ball selecting and counting device which comprises a frame, a motor is arranged at the lower end of the frame, four seat bearings are arranged at the top and the bottom of the frame respectively, the corresponding seat bearings are connected through long shafts, the four long shafts are in transmission connection through a plurality of round belts, and round belt wheels are arranged at the joints and fixed through jackscrews. A sensor mounting plate is arranged on the front side of the frame, a rubber ball distributing box is arranged on the sensor mounting plate, the upper end of the rubber ball distributing box is fixed to the frame, a ball throwing protective cover is arranged at the upper right end of the frame, and rubber ball baffles are arranged on the front side and the rear side of the top of the frame. The unqualified rubber balls are sorted, statistics and comparison operation of the number of the rubber balls are achieved, efficiency is high, errors are not