CN210112861U

CN210112861U - Tennis ball serving machine

Info

Publication number: CN210112861U
Application number: CN201920438778.9U
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-02
Filing date: 2019-04-02
Publication date: 2020-02-25
Anticipated expiration: 2029-04-02

Abstract

The utility model discloses a tennis ball serving machine, which comprises a support main body, a steering structure and a basketball support, wherein a basketball storage basket is fixed on the basketball support, and a corrugated pipe is connected between a guide pipe and a ball feeding device; the steering structure comprises a steering driving motor, a connecting rod structure, a ball serving device base and a tray bearing. The service motor is fixed on the service device base, has constituted the service device jointly, and warning signal lamp is fixed on supporting the main part, and warning signal lamp can project light to warning region of forbidden standing. The ball serving machine can automatically launch the tennis through the ball serving device, so that a single person can conveniently practice the tennis; the tennis ball serving device in the form of double-wheel friction and the motor drive the ball serving device in the form of the push rod to effectively accelerate and launch the tennis ball; the steering structure can drive the ball serving device to rotate left and right, so that the ball serving angle is changed.

Description

Tennis ball serving machine

Technical Field

The invention belongs to the field of intelligent machinery, and particularly relates to a tennis ball serving machine.

Background

Tennis is increasingly popular with the public, the traditional tennis is two-person or multi-person sports, and for the condition of single-person practice, a tennis service robot takes place, and the tennis service robot can meet the requirement of single-person practice. The tennis ball serving machine in the current market is large in size, high in cost and inconvenient to popularize in the market.

Disclosure of Invention

The invention aims to provide a tennis ball pitching machine which solves the problems of large volume, high cost and inconvenience in market promotion in the background.

In order to achieve the above purpose, the present invention provides the following technical solutions: a tennis ball serving machine comprises a main body supporting structure of the tennis ball serving machine, a steering structure, a tennis ball serving device, a tennis ball conveying control structure and a tennis ball storage basket. The pitching machine is provided with a foldable main body supporting structure, a steering structure adopts a multi-connecting-rod structure to change the pitching direction, the pitching device has two forms, namely a double-wheel friction form and a push rod form driven by a motor, and the double-wheel friction form adopts two wheels to rotate oppositely to drive tennis balls so as to launch the tennis balls; the motor drives the push rod to move, the push rod acts on the tennis ball to push the tennis ball out, and the spring connected with the push rod can store energy, so that the elastic potential energy is converted into kinetic energy at the moment when the push rod acts on the tennis ball, and the tennis ball is accelerated by larger thrust. The tennis ball conveying control structure is controlled by the electromagnetic pull rod, the semicircular structure can rotate along the shaft, so that one tennis ball can be conveyed for the ball serving device each time, and the ball storage basket can store a plurality of tennis balls.

Furthermore, the supporting structure of the pitching machine main body can be folded along the rotating shaft, and the supporting legs can be stretched and retracted, so that the pitching machine main body is convenient to store and carry.

Furthermore, the steering structure is driven by the motor through the multiple connecting rods, and the motor rotates to drive the steering structure to enable the ball serving device to rotate a certain angle leftwards or rightwards, so that the ball serving direction is controlled.

Furthermore, the ball serving device in the double-wheel friction mode is provided with two motors which rotate oppositely, and the rotating motors can drive the tennis balls through friction force to launch the tennis balls.

Furthermore, the motor drives the push rod type ball serving device to be provided with a rotating motor, the push rod rotates along with the motor, meanwhile, the motor stretches the spring to store certain elastic potential energy, after the spring rotates for a certain angle, the spring is pulled to the maximum length, the elastic potential energy is released instantly and converted into kinetic energy of the push rod, and the rotating push rod is accelerated to push the tennis ball to launch the tennis ball.

Furthermore, the tennis ball conveying control structure is controlled by the electromagnetic pull rod, the semicircular structure rotates along the shaft, and one tennis ball is conveyed to the ball serving device each time.

Further, the ball storage basket can store a plurality of tennis balls.

Furthermore, the chip can control the steering structure, the ball serving device and the tennis ball conveying control structure and can be controlled by an infinite remote controller.

The invention has the beneficial effects that: the tennis ball can be automatically launched out through the ball serving device, so that a single person can practice the tennis ball conveniently. The tennis ball serving device in the form of double-wheel friction and the motor drive the ball serving device in the form of the push rod to effectively accelerate and launch the tennis ball. The steering structure can drive the ball serving device to rotate left and right, so that the ball serving angle is changed.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is one of the schematic structural views of a tennis ball serving machine according to an embodiment of the present invention;

FIG. 2 is a second schematic structural diagram of a tennis ball serving machine according to an embodiment of the present invention;

FIG. 3 is a schematic view of a ball serving device in the form of a motor driven push rod in accordance with an embodiment of the present invention;

FIG. 4 is a schematic view of a ball delivery apparatus according to an embodiment of the present invention;

FIG. 5 is a schematic illustration of a linkage arrangement according to an embodiment of the present invention;

in the figure: 1. a support body; 2. a steering structure; 3. a guide tube; 4. a ball serving device; 5. a bellows; 6. a ball storage basket; 7. a ball delivery device; 8. a basketball support; 9. a steering drive motor; 10. a connecting rod structure; 11. a serving device base; 12. a service motor; 13. a tray bearing; 14. a warning signal lamp; 15. forbidding to establish a warning area; 16. a battery; 17. a spring; 18. a push rod; 19. tennis balls; 20. a fixed block; 21. rotating the disc; 22. a service driving motor; 23. a ball feeding plate; 24. a ball feeding plate rotating shaft; 25. an electromagnetic push rod; 26. a stopper; 27. a ball feeding connecting rod; 28. a first connecting rod; 29. and a second connecting rod.

Detailed Description

For further explanation of the various embodiments, the drawings which form a part of the disclosure and which are incorporated in and constitute a part of this specification, illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and to enable others of ordinary skill in the art to understand the various embodiments and advantages of the invention, and, by reference to these figures, reference is made to the accompanying drawings which are not to scale and wherein like reference numerals refer to like parts throughout.

According to an embodiment of the present invention, a tennis ball serving machine is provided.

Referring to the drawings and the detailed description, as shown in fig. 1, according to the tennis serving machine of the embodiment of the present invention, a support main body 1 is a support framework of the whole device, a steering structure 2 and a basketball support 8 are fixed on the support main body 1, a basketball storage basket 6 is fixed on the basketball support 8, a corrugated pipe 5 can be extended and retracted, and when the serving device 4 rotates, the corrugated pipe 5 can compensate for the distance change between a guide pipe 3 and the basketball storage basket 6.

The steering structure 2 is fixed on the support body 1, as shown in fig. 2, the steering structure 2 is composed of a steering driving motor 9, a link structure 10, a service device base 11, and a tray bearing 13, a lower portion of the tray bearing 13 is fixed on the support body 1, and an upper portion of the tray bearing 13 is connected with the service device base 11, so that the service device base 11 can rotate relative to the support body 1. The service motor 12 is fixed on the service device base 11, and jointly forms the service device 4. The steering driving motor 9 can drive the connecting rod structure 10 to further enable the ball serving device base 11 to rotate along a certain angle, and the ball serving direction is changed. Warning signal lamp 14 is fixed on supporting body 1, and warning signal lamp 14 can project light to warning region 15 of forbidding standing, plays the warning effect.

Fig. 3 shows another service apparatus, a service driving motor 22 is fixed on a service apparatus base 11, the service driving motor 22 can drive a rotating disc 21 to rotate, and a push rod 18 can rotate freely around the rotating disc 21, when the rotating disc 21 rotates, a stopper 26 fixed on the rotating disc 21 can push the push rod 18 to rotate together, at this time, a spring 17 is stretched, kinetic energy of the rotation is converted into potential energy of the spring, when the spring 17 is pulled to the longest distance, the instant potential energy is released, the push rod 18 pushes out a tennis ball 19 at the maximum speed, the kinetic energy of the push rod 18 is converted into the kinetic energy of the tennis ball 19, the tennis ball 19 is pushed out, a fixed block 20 is used for fixing one end of the spring 17 on the service apparatus base 11, and the fixed block 20 is fixed on the service apparatus base 11 and cannot influence the motion tracks of the push rod 18 and the spring 17.

As shown in fig. 4, the guiding tube 3 serves to guide a tennis ball, and the ball feeding device 7 includes a ball feeding plate 23, a ball feeding plate rotating shaft 24, a ball feeding connecting rod 27 and an electromagnetic push rod 25, wherein the electromagnetic push rod 25 can make a reciprocating linear motion along an axis, the ball feeding plate 23 can rotate around the ball feeding plate rotating shaft 24, the electromagnetic push rod 25 can control the rotation of the ball feeding plate 23 along the ball feeding plate rotating shaft 24 through the ball feeding connecting rod 27, when the electromagnetic push rod 25 contracts, the ball feeding plate 23 rotates clockwise, the ball feeding action is completed, and simultaneously a next tennis ball is prevented from entering, when the electromagnetic push rod 25 is pushed out, the ball feeding plate 23 rotates counterclockwise, the tennis ball is in a state to be sent, until a next ball sending command is received, the electromagnetic push rod 25 contracts again, and a troublesome action is completed again, so as to reciprocate.

As shown in fig. 5, the link structure 10 is composed of a first link 28 and a second link 29, the first link 28 has a cross-shaped recess, the second link 29 has a cross-shaped protrusion, the protrusion of the second link 29 can be buckled into the recess of the first link 28, the link structure 10 can be simply composed, and the first link 28 and the second link 29 are not easy to be separated due to the cross-shaped protrusion.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. A tennis ball serving machine is characterized by comprising a supporting main body (1), a steering structure (2) and a basketball support (8) are fixed on the supporting main body (1), a basketball storage basket (6) is fixed on the basketball support (8), and a corrugated pipe (5) is connected between a guide pipe (3) and a ball feeding device (7); the steering structure (2) comprises a steering driving motor (9), a connecting rod structure (10), a serving device base (11) and a tray bearing (13), the lower part of the tray bearing (13) is fixed on the supporting main body (1), and the upper part of the tray bearing (13) is connected with the serving device base (11); the service motor (12) is fixed on the service device base (11) to jointly form a service device (4); the warning signal lamp (14) is fixed on the supporting body (1), and the warning signal lamp (14) can project light to the warning forbidden area (15).

2. A tennis ball serving machine according to claim 1, wherein the ball feeding device (7) comprises a ball feeding plate (23), a ball feeding plate rotating shaft (24), a ball feeding connecting rod (27) and an electromagnetic putter (25), the electromagnetic putter (25) being connected to the ball feeding plate (23) through the ball feeding connecting rod (27).

3. A tennis ball serving machine according to claim 1, wherein the link structure (10) comprises a first link (28) and a second link (29), the first link (28) having a cross-shaped recess and the second link (29) having a cross-shaped protrusion.

4. A tennis ball serving machine is characterized in that a serving drive motor (22) is fixed on a serving device base (11), an output shaft of the serving drive motor (22) is connected with a rotating disc (21), a push rod (18) is sleeved on the output shaft of the serving drive motor (22), a stop block (26) is fixed on the rotating disc (21), one end of a spring (17) is connected to a fixed block (20), the other end of the spring is connected with the push rod (18), and the fixed block (20) is fixed on the serving device base (11).