Automatic tracking and sorting robot for table tennis balls

The invention discloses an automatic tracking and sorting robot for table tennis balls. The automatic tracking and sorting robot comprises a robot box, a picking device, a classifying device, a moving assembly and a ball storage device. The box body shell is provided with an ultrasonic sensor, the upper part and one side of the box body shell are connected with an L-shaped picking device, and the picking device comprises a fan and a fan conveying channel; the fan conveying channel comprises an L-shaped conveying channel, a ball outlet, a ball inlet and a sensor group, the sensor group comprises an image sensor and a sound sensor, and the bottom of the robot box body is connected with a moving assembly; a classification device is arranged in the robot box body, and a pair of ball storage devices is arranged at the lower part of the classification device; in order to solve the problems that an existing table tennis robot is low in automation degree and cannot achieve lossless collection and classification, tabl