Tennis pitching machine

Abstract

The invention discloses a tennis pitching machine. The tennis pitching machine comprises a machine frame, wherein a ball serving device and a ball adding device are arranged on the machine frame; theball adding device is arranged above the ball serving device; the ball serving device comprises a ball serving barrel, the ball serving barrel is movably connected with the machine frame through usinga supporting rod; a spring is arranged in the ball serving barrel, one end of the spring is in contact with the bottom part of the ball serving barrel, and a baffle is arranged at the other end of the spring; the baffle is connected with a rotating shaft through using a steel wire rope; the rotating shaft is connected with an output shaft of a first motor; the first motor is controlled by a controller, a first hydraulic cylinder and a second hydraulic cylinder are connected to the outer side surface of the ball serving barrel; the ball adding device comprises a cylindrical ball frame; a balldischarging hole is formed in the bottom part of the cylindrical ball frame; and a ball discharging pipe is fixedly arranged at the ball discharging hole, an outlet of the ball discharging pipe is located above the ball serving barrel, a stand column is arranged in the center of the cylindrical ball frame, the stand column is sleeved with a ball distributing device, the ball distributing device isconnected with a second motor, the second motor is connected with a controller, and a communication module communicating with a switch on a tennis racket is arranged in the controller.

Description

technical field [0001] The invention relates to the technical field of sports equipment, in particular to a tennis ball machine. Background technique [0002] With the continuous improvement of people's quality of life, people pay more and more attention to fitness and sports. Maintaining good exercise habits can improve people's physical fitness and mental state, so as to achieve the all-round development of morality, intelligence, physique, art and labor; and the majority of colleges and universities are also responding This call, from running, football, basketball, and table tennis in the past to tennis, badminton, and volleyball, broadly develops students' hobbies. [0003] At present, in the school physical education teaching, tennis is more and more popular among students. We all know that tennis needs to be served, but at present most of them are served manually, and sometimes the strength and height cannot be controlled; Part of the automatic server, but its cost is...

AI Technical Summary

Problems solved by technology

[0003] At present, in the school physical education teaching, tennis is more and more popular among students. We all know that tennis needs to be served, but at present most of them are served manually, and sometimes the strength and height cannot be controlled; Part of the automatic server, but its cost is high, and the school cannot configure it for every student

[0004] However, in the prior art, due to the complex structure of the existing tennis ball machines, the price is high, and the repair and maintenance costs are relatively high, it is difficult to popularize and use them in large quantities.

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