Tennis ball picking robot

The invention discloses a tennis ball picking robot. The robot comprises a Mecanum wheel base plate, a ball collecting box, a ball conveying and sweeping channel, a ball picking roller barrel, a ballsweeping brush and Mecanum wheels; the Mecanum wheels are installed around the Mecanum wheel base plate separately, the ball collecting box is installed on the upper portion of the Mecanum wheel baseplate, the ball picking roller barrel is installed in the front of the Mecanum wheel base plate, the ball conveying and sweeping channel is installed in the ball picking roller barrel, a ball pushingbolt is exposed at the other end of a contour baffle shaft sleeve, the ball sweeping brush is installed on the upper portion of the ball collecting box, and a ball outlet in a ball collecting rail side face opening of the ball conveying and sweeping channel is aligned to a ball inlet in the ball collecting box to form the overall robot. Accordingly, by means of the Mecanum wheels, the robot is driven to walk, a ball swept b