Novel tennis ball continuous serving device

Abstract

A novel tennis ball continuous serving device comprises a base, one side of the top face of the base is fixedly connected with the lower end of a supporting shaft, the upper end of the supporting shaft is connected with the middle of the bottom face of the periphery of a launching cylinder through a universal ball bearing, and the end face of one side of the launching cylinder is open;through grooves are respectively formed in the front and rear surfaces of the other side of the periphery of the launching cylinder; a thick rod of the longitudinal second telescopic rod is installed on the top face of the base through a shaft base, a second nut is fixedly installed on each second adjusting plate, and a locking device is fixedly installed on each second adjusting plate. Under the condition that the serving speed and frequency of the device are the same, the faster a user receives tennis balls, the higher the required running speed is, the user can replace reciprocating lead screws with different lengths, then the swing angles of up-and-down swing and front-and-back swing of the left side of the serving barrel can be adjusted, the tennis ball serving angle range can be adjusted, and then the training intensity is adjusted; a user can select different modes according to own training conditions, so that targeted training is carried out, and the training effect is improved.

Description

technical field [0001] The invention belongs to the field of sports training equipment, in particular to a novel tennis continuous serving device. Background technique [0002] Tennis is a ball game, usually played between two singles players or two pairs. Players hit tennis balls with tennis rackets across the net on the tennis court. Tennis was conceived in France, born in England, and began to popularize And formed a climax in the United States, now prevailing all over the world, known as the world's second largest ball game; with the gradual popularity of tennis, more and more people learn tennis, but tennis learning requires long-term training, correct training A better hitting posture can hit the ball better, and the training of each hitting posture requires a lot of practice, and a large amount of practice process can use a large amount of tennis balls, but the tennis ball serving device in the prior art can only realize adjusting the hitting. The direction of the ba...

AI Technical Summary

Problems solved by technology

[0002] Tennis is a kind of ball game, usually played between two singles players or two pairs. Players hit the tennis ball with a tennis racket across the net on the tennis court. Tennis was conceived in France, born in England, and began to popularize And form a climax in the United States, now prevailing all over the world, known as the world's second largest ball game; with the gradual popularity of tennis, more and more people learn tennis, but tennis learning requires long-term training, correct training Only the best hitting posture can hit the ball better, and the training of each hitting posture requires a lot of practice, and a large amount of practice process can use a large amount of tennis balls, but the tennis ball serving device in the prior art can only realize adjusting the hitting The direction of the ball, or the strength of the ball, although there are some that can adjust both the direction of the ball and the strength of the ball, but after the adjustment, the tennis ball is always kept at this angle and the strength, and the training effect is not good.

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