WO2019149098A1 - Automatic tennis ball serving device - Google Patents

Abstract

An automatic tennis ball serving device, comprising a housing (1), a control mechanism, ball serving mechanisms, a ball discharging mechanism, and a ball storage mechanism. Each ball serving mechanism comprises a ball serving wheel (9), a ball serving motor (10), and a ball serving path (11); the ball serving motor (10) is fixed to one side of the ball serving path (11); the ball serving wheel (9) is connected to the ball serving motor (10); the ball serving path (11) is of an arc structure which is warped up; the ball serving wheel (9) is installed in the ball serving path (11) and works in concert with the arc part of the ball serving path (11) to form a ball serving structure; the ball discharging mechanism comprises a ball discharging path (3) and a ball passing device (4); and a ball passing motor (5) is connected to the ball passing device (4); a ball output guide rail (8) is in butt joint with an outlet of the ball discharging path (3), and is connected to the ball serving path (11). The ball serving device further comprises a ball passing beam (6), and at least comprises at least two groups of the ball serving mechanisms; at least two persons can conduct exercise simultaneously.

Description

Automatic tennis serve equipment Technical field

The invention relates to the technical field of sports training devices, in particular to a device for automatically serving a tennis ball.

Background technique

In the practice of tennis training, the traditional way basically relies on two people to practice, so that the time schedule of the practitioner is not free. In order to improve the effectiveness and convenience of training, a large number of tennis balls are usually used to increase the intensity of training. However, at this time, the amount of exercise of the sparring personnel (mainly the player) will be very high, which not only affects the training effect, but also Make the sparring staff very tired. In order to solve this problem, people have invented various tennis teeing devices, some serve in the form of ejection or impact, and some serve in the form of wheeled croquet. Some of these machines can easily carry out multi-angle and multi-directional continuous serve. . However, most of the tennis tee on the market currently has difficulty in controlling the teeing force, the structure of the equipment is complicated, and the angle adjustment control is inconvenient. The swing arm structure or the impact method leads to a large volume of equipment, and there is a problem that the whole hidden danger is large. The wheel-type 甩 starting ball is generally carried out by using two service wheels, one of which is equipped with a motor, which has high equipment cost and is difficult to control. In addition, the current tennis teeing device usually only emits one ball at a time, and is only suitable for one person to practice.

Summary of invention

technical problem

The technical problem to be solved by the present invention is to provide an automatic tennis teeing equipment which is simpler in structure, more reasonable in design, requires only one serving wheel to serve the ball, is small in size, and can be practiced by many people at the same time.

Problem solution

Technical solution

In order to solve the above technical problem, the present invention adopts the following technical solution: an automatic tennis teeing equipment, which comprises: an organic shell, a control mechanism, a serving mechanism, a lower ball mechanism and a ball storage mechanism, and the ball sending mechanism is connected to the ball mechanism. The lower ball mechanism is connected to the ball storage mechanism, the ball storage mechanism is installed above the lower ball mechanism and fixed on the casing, and the ball sending mechanism and the lower ball mechanism are connected to the control mechanism, wherein the ball serving mechanism includes a service wheel, a teeing motor and a tee, and a balling motor Fixed on the side of the tee, the tee wheel is connected with the teeing motor, the tee is an upwardly curved arc structure, forming a take-off device, the tee wheel is installed in the tee and cooperates with the arc portion of the tee to form a tee structure;

The lower ball mechanism includes a lower fairway and a ball splitter, and the ball splitter is installed at the entrance of the lower fairway to form a control structure for the ball at a fixed frequency of the tennis ball, and the ball splitter is connected with the ball dividing motor;

The ball storage mechanism is located above the lower fairway and the ball splitter, the lower fairway and the ball splitter are docked with the ball storage mechanism, and the exit of the lower fairway is connected with the ball guide rail, and the ball guide rail is connected with the ball way;

The ball guide rail is mounted on a bottom plate, and the casing is fixed on the bottom plate to cover the ball sending mechanism and the lower ball mechanism, and a ball outlet is arranged on a side of the casing, and the ball guide rail protrudes from the ball exit port;

The tennis ball enters the lower fairway of the lower ball mechanism from the ball storage mechanism, and is driven by the ball splitter to cause the tennis ball to fall into the ball guide rail at a specific frequency, and then roll off the ball guide rail to the tee ball, and serve at a high speed rotation. With the cooperation of the wheel, the tennis ball is quickly pulled out to achieve the serve.

Further, the utility model further comprises a ball beam, wherein the ball beam is mounted on the bottom plate through the support frame, and a lifting shaft is arranged on the bottom surface of the middle position of the ball dividing beam, the lifting shaft sleeve has a washer, and the lifting shaft is fixed on the bottom plate to form a bisector beam. The lifting control structure; the inside of the ball dividing beam is a guiding groove, and the ball end of the ball guiding rail is installed in the guiding groove of the ball dividing beam.

Further, the ball sending mechanism includes two left and right positions, and the two ball sending mechanisms form a left and right symmetrical ball sending structure, and the two ball guiding rails are fixed in the ball dividing beam by a shaft pin in a bilaterally symmetrical manner. In this way, the serve can be carried out on both sides at the same time, and even three or four off-ball mechanisms and teeing mechanisms can be set to serve the ball to adapt to more people practicing.

Further, the lower ball mechanism comprises two left and right lower ball lanes and a ball splitter, and the two lower ball lanes and the ball splitter are installed in the casing in a bilaterally symmetrical structure, wherein the left lower ballway is docked with the left ball guide rail. The lower fairway on the right side is docked with the right guide rail.

Further, each lower ballway includes a ball receiving plate, and four ball-like structures are uniformly distributed in the ball receiving plate, and a bottom ball barrel is connected to the bottom of each pit structure, and the lower ball tube is located above the ball dividing beam and docked with the ball guiding rail. .

Further, each of the ball lanes of the lower fairway is provided with a ball splitter, and the ball splitter comprises a ball rack with a spiral shape, the ball rack is connected with a rotating shaft, and the rotating shaft is installed in the ball receiving tray through a fixed disk. The ball motor is connected to the rotating shaft to form a rotary driving structure of the ball dividing frame, and the ball dividing motor operates at a certain rotating speed, so that the ball dividing frame rotates at a certain rotating speed, so that the tennis ball falls into the ball guiding rail at a certain frequency; The ball motor is mounted in the ball.

Further, a leg and a universal wheel are mounted on the bottom surface of the bottom plate to facilitate positional movement, and the position is facilitated by the leg after being moved into position.

Further, the ball storage mechanism is a ball basket, and a plurality of grid holes are provided on the side wall of the ball basket to the inside of the ball basket, so that the material of the ball basket can be reduced, the cost can be reduced, and the gate hole can be passed through the grid hole. Observe the situation of the remaining tennis balls inside the basket to add tennis in time.

The lifting shaft is fixed on a lifting rod, the lifting rod is mounted on a supporting rod and connected with a lifting motor to form a lifting structure, a controller is mounted on the supporting rod, the lifting motor is connected to the controller; and the supporting rod is mounted on a telescopic triangle On the rack, the lifting motor and the support rod are mounted on a base together, so that the height adjustment of the ball feeding mechanism can be realized.

The utility model also comprises a camera, the camera is mounted on the bottom plate by a telescopic rod, and the camera is directed to the ball sending mechanism for taking the action during the practice.

Put the tennis ball into the basket (approximately 100 tennis balls), the tennis ball falls into the catching disk, the speed of the falling ball is controlled by the ball splitter, the ball falls into the ball guide through the lower ball, and then the ball is taken out The guide rail rolls to the tee, and the tennis ball is quickly pulled out by the cooperation of the tee and the high-speed rotating tee, thereby achieving the serve effect.

First, the tennis ball falls to the ground in a free-falling manner along the tee; secondly, in order to meet the needs of the blocking technology, the ball is slid to the end to contact the take-off when the ball is formed at the end of the ball guide. At the time of the serve, the tennis ball automatically parabolically flies forward for the player to intercept.

Advantageous effects of the invention

Beneficial effect

The invention can control the tennis ball smoothly and quickly under the cooperation of the control mechanism, the ball storage mechanism, the lower ball mechanism, the ball guide rail and the ball serving mechanism, and at the same time, due to the setting of at least two sets of ball-issuing mechanisms, At least two people practiced; in addition, the teeing machine cooperated with the tee through a teeing wheel to overcome the traditional drawback of requiring two tee wheels to serve.

Brief description of the drawing

DRAWINGS

Figure 1 is a perspective structural view of the present invention;

Figure 2 is an exploded structural view of the present invention;

Figure 3 is a further exploded structural view of the present invention;

Figure 4 is a diagram showing the cooperation structure of the ball splitter and the lower fairway;

Figure 5 is a schematic overall view of the mounting support mechanism of the present invention.

In the figure, 1 is the casing, 2 is the ball basket, 3 is the lower ball, 4 is the ball, 5 is the ball motor, 6 is the ball beam, 7 is the bottom plate, 8 is the ball guide, 9 is the ball wheel 10 is a teeing motor, 11 is a tee, 12 is a support frame, 13 is a washer, 14 is a lifting shaft, 15 is a leg, 16 is a universal wheel, 17 is a grid hole, 18 is a ball plate, 19 is a ball Cartridge, 20 is the rotating shaft, 21 is the fixed disc, 22 is the ball dividing frame, 23 is the lifting rod, 24 is the supporting rod, 25 is the controller, 26 is the lifting motor, 27 is the telescopic tripod, 28 is the camera, 29 is the telescopic Rod.

Invention embodiment

Detailed ways

The invention will be further described below in conjunction with the accompanying drawings.

In this embodiment, referring to FIG. 1, FIG. 2, FIG. 3 and FIG. 4, the automatic tennis serve equipment comprises an organic shell 1, a control mechanism, a serving mechanism, a lower ball mechanism and a ball storage mechanism, and the serving mechanism is connected to the ball. The mechanism, the lower ball mechanism is connected to the ball storage mechanism, the ball storage mechanism is installed above the lower ball mechanism and fixed on the casing 1, the ball sending mechanism and the lower ball mechanism are connected to the control mechanism, wherein the ball serving mechanism comprises a service wheel 9 and a service motor 10 The tee 11 is fixed to one side of the tee 11 and the tee wheel 9 is connected to the teeing motor 10. The tee 11 is an upwardly curved arc structure, and the tee wheel 9 is mounted in the tee 11 and the tee. The curved portion of 11 cooperates to form a tee structure;

The lower ball mechanism comprises a lower fairway 3 and a ball splitter 4, the ball splitter 4 is mounted at the entrance of the lower fairway 3 to form a control structure for the ball at a fixed frequency of the tennis ball, and the ball splitter 4 is connected with the ball dividing motor 5;

The ball storage mechanism is located above the lower fairway 3 and the ball splitter 4, the lower fairway 3 and the ball splitter 4 are docked with the ball storage mechanism, and the outlet of the lower fairway 3 is butted with the ball guide rail 8, and the ball guide rail 8 is connected with the ball path 11. ;

The ball guide rail 8 is mounted on a bottom plate 7, and the casing 1 is fixed on the bottom plate 7 to cover the ball sending mechanism and the lower ball mechanism. The ball joint is provided on the side of the casing 1, and the ball guide 8 is The ball exits;

The tennis ball enters the lower fairway 3 of the lower ball mechanism from the ball storage mechanism, and is driven by the ball splitter 4 to cause the tennis ball to fall into the ball guide rail 8 at a specific frequency, and then the ball guide rail 8 is rolled down to the tee track 11, The tennis ball is quickly pulled out in cooperation with the high-speed rotating service wheel 9 to achieve the serve.

The utility model further comprises a ball beam 6 , wherein the ball beam 6 is mounted on the bottom plate 7 via the support frame 12 , and a lifting shaft 14 is arranged on the bottom surface of the center of the ball beam 6 , the lifting shaft 14 is sleeved with a washer 13 , and the lifting shaft 14 is fixed on the bottom plate 7 is formed on the eccentric beam 6 lifting control structure; the inside of the ball dividing beam 6 is a guiding groove, and the ball end of the ball guiding rail 8 is installed in the guiding groove of the ball dividing beam 6.

The ball-feeding mechanism includes two left and right positions, and the two ball-issuing mechanisms form a left-right symmetric ball-feeding structure, and the two ball-out rails 8 are fixed in the ball-diving beam 6 by a shaft pin in a bilaterally symmetrical manner. In this way, the serve can be carried out on both sides at the same time, and even three or four off-ball mechanisms and teeing mechanisms can be set to serve the ball to adapt to more people practicing.

The lower ball mechanism includes two left and right lower ball lanes 3 and a ball splitter 4, and the two lower ball lanes 3 and the ball splitter 4 are installed in the casing 1 in a bilaterally symmetrical structure, wherein the left lower lane 3 and the left ball are left. The guide rails 8 are butted, and the lower fairway 3 on the right side is docked with the right outgoing guide rail 8.

Each of the lower ball lanes 3 includes a ball receiving plate 18, and four ball-like structures are uniformly distributed in the ball receiving plate 18, and a bottom ball barrel 19 is connected to the bottom of each pit structure, and the lower ball tube 19 is located above the ball dividing beam 6 The ball guides 8 are butted.

A ball dividing device 4 is disposed on the ball receiving tray 18 of each of the lower ball lanes 3. The ball dividing device 4 includes a ball dividing frame 22 having a cross spiral shape. The ball dividing frame 22 is connected to a rotating shaft 20, and the rotating shaft 20 passes through a fixing plate 21. Installed in the ball receiving tray 18, the ball dividing motor 5 is connected to the rotating shaft 20 to form a rotary driving structure of the ball dividing frame 22. The ball dividing motor 5 operates at a certain rotating speed, so that the ball dividing frame 22 rotates at a certain rotation speed, thereby making the tennis ball A certain frequency falls into the ball guide 8; the ball motor 5 is mounted in the ball beam 6.

A leg 15 and a universal wheel 16 are mounted on the bottom surface of the bottom plate 7 to facilitate positional movement, and the foot 15 facilitates the fixing position after being moved into position.

The ball storage mechanism is a ball basket 2, and a plurality of grid holes 17 leading to the interior of the ball basket are provided on the side wall of the ball basket 2, so that the material of the ball basket 2 can be reduced, the cost can be reduced, and the grid can be passed through the grid. The hole 17 observes the condition of the remaining tennis balls inside the basket 2 so as to add the tennis ball in time.

Referring to FIG. 5, the lifting shaft 14 is fixed on a lifting rod 23, and the lifting rod 23 is mounted on a supporting rod 24 and connected with a lifting motor 26 to form a lifting structure. A controller 25 is mounted on the supporting rod 24, and the lifting motor is mounted. 26 is connected to the controller 25; the support rod 24 is mounted on a telescopic tripod 27, and the lifting motor 26 and the support rod 24 are mounted on a base together, so that the height adjustment of the ball delivery mechanism can be achieved.

Also included is a camera 28 that is mounted to the base plate 7 by a telescoping rod 29 that faces the ball delivery mechanism for photographing the action during practice.

The tennis ball is loaded into the basketball basket 2 (about 100 tennis balls), the tennis ball falls into the ball receiving tray 18, and the speed of the falling ball is controlled by the ball dividing device 4, and falls into the ball guiding rail 8 through the lower ball cylinder 19. Then, it is rolled along the ball guide rail 8 to the tee road 11, and the tennis ball 11 is quickly pulled out by the cooperation of the ball lane 11 and the high-speed rotating ball wheel 9, thereby achieving the serving effect.

The present invention has been described in detail above, and the foregoing is only a preferred embodiment of the present invention, and the scope of the present invention is not limited, and all changes and modifications according to the scope of the present application should still be The scope of the invention is covered.

Claims (10)

An automatic tennis teeing equipment, comprising: an organic shell, a control mechanism, a serving mechanism, a lower ball mechanism and a ball storage mechanism, the ball sending mechanism is connected to the lower ball mechanism, the lower ball mechanism is connected to the ball storage mechanism, and the ball storage mechanism is installed on the ball Above the lower ball mechanism and fixed to the casing, the ball sending mechanism and the lower ball mechanism are connected to the control mechanism, wherein The teeing mechanism includes a service wheel, a teeing motor and a tee, the teeing motor is fixed on one side of the tee, the teeing wheel is connected to the teeing motor, the tee is an upwardly curved arc structure, and the tee wheel is installed in the tee and the tee The curved portion cooperates to form a tee structure; The lower ball mechanism includes a lower fairway and a ball splitter, and the ball splitter is installed at the entrance of the lower fairway to form a control structure for the ball at a fixed frequency of the tennis ball, and the ball splitter is connected with the ball dividing motor; The ball storage mechanism is located above the lower fairway and the ball splitter, the lower fairway and the ball splitter are docked with the ball storage mechanism, and the exit of the lower fairway is connected with the ball guide rail, and the ball guide rail is connected with the ball way; The ball guide rail is mounted on a bottom plate, and the casing is fixed on the bottom plate to cover the ball sending mechanism and the lower ball mechanism, and a ball outlet is arranged on a side of the casing, and the ball guide rail protrudes from the ball exit port; The tennis ball enters the lower fairway of the lower ball mechanism from the ball storage mechanism, and is driven by the ball splitter to cause the tennis ball to fall into the ball guide rail at a specific frequency, and then roll off the ball guide rail to the tee ball, and serve at a high speed rotation. With the cooperation of the wheel, the tennis ball is quickly pulled out to achieve the serve. The automatic tennis teeing equipment according to claim 1, further comprising a ball beam, wherein the ball beam is mounted on the bottom plate through the support frame, and a lifting shaft is arranged on the bottom surface of the center of the ball beam, and the lifting shaft sleeve has a lifting shaft. The washer and the lifting shaft are fixed on the bottom plate to form a split ball beam lifting control structure; the inside of the ball dividing beam is a guiding groove, and the ball end of the ball guiding rail is installed in the guiding groove of the ball dividing beam. The automatic tennis teeing equipment according to claim 2, wherein the ball serving mechanism comprises two left and right positions, and the two ball sending mechanisms form a left and right symmetrical ball sending structure, and the two ball guiding rails are fixed by a shaft pin in a bilaterally symmetrical manner. In the ball of the ball. The automatic tennis teeing equipment according to claim 3, wherein the lower ball mechanism comprises two left and right lower ball lanes and a ball splitter, and the two lower ball lanes and the ball splitter are installed in the casing in a bilaterally symmetrical structure. The lower lane of the left side is docked with the ball guide rail on the left side, and the lower lane of the right side is docked with the ball guide rail on the right side. The automatic tennis teeing equipment according to claim 4, wherein each of the lower lanes comprises a ball receiving disc, and the ball receiving disc is evenly distributed with four pit-like structures, and the bottom of each pit-like structure is connected with a lower bulb. The lower ball cylinder is located above the ball beam and docks with the ball guide rail. The automatic tennis teeing equipment according to claim 5, wherein each of the lower ball lanes is provided with a ball splitter, and the ball splitter comprises a ball rack having a cross spiral shape, and the ball rack is connected to the ball rack. The rotating shaft is mounted on the ball receiving plate through a fixed disk, and the ball dividing motor is connected to the rotating shaft to form a rotating driving structure of the ball dividing frame; the ball dividing motor is installed in the ball dividing beam. The automatic tennis teeing apparatus according to claim 1, wherein a leg and a universal wheel are attached to a bottom surface of the bottom plate. The automatic tennis teeing apparatus according to claim 1, wherein said ball storage mechanism is a ball basket, and a plurality of grid holes leading to the inside of the basket are provided on the side wall of the basket. The automatic tennis teeing equipment according to claim 2, wherein the lifting shaft is fixed on a lifting rod, the lifting rod is mounted on a supporting rod and is connected with a lifting motor to form a lifting structure, and the lifting rod is mounted on the supporting rod The controller and the lifting motor are connected to the controller; the support rod is mounted on a telescopic tripod, and the lifting motor and the support rod are mounted on a base together. The automatic tennis teeing equipment according to claim 9, further comprising a camera mounted on the bottom plate by a telescopic rod, the camera facing the ball serving mechanism.

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