Tennis ball picking device

The invention provides a tennis ball picking device. The tennis ball picking device comprises a machine body provided with a plurality of rolling wheels; the rear side of the machine body is provided with a handrail, a switch and a ball discharge port; the front side of the machine body is internally provided with a vertical guide pipe, and a ball charge port of the lower end of the vertical guide pipe is arranged outside the machine body; the top part of the machine body is internally provided with a charging source and a high-pressure air pump; an air guiding port of the high-pressure air pump and the upper end of the vertical guide pipe are arranged in a mutually staggered manner; the machine body is internally provided with an inclined cabin which is high in front part and low in rear part. The tennis ball picking device provided by the invention is simple in structure, wide in operation area, flexible in operation and efficient, and can effectively reduce the workload of staff in a tennis court.