CN211885300U - Automatic ball dispenser - Google Patents

Abstract

The utility model belongs to the technical field of sports training equipment technique and specifically relates to indicate an automatic service robot, it includes supporting seat, service drive arrangement, a service section of thick bamboo and stores up a ball section of thick bamboo, the bottom of storing up a ball section of thick bamboo is equipped with the goal mouth with the inside intercommunication of a service section of thick bamboo, the internal activity of goal is provided with the fender ball board, the bottom activity of a service section of thick bamboo is provided with the marble piece, service drive arrangement is used for driving the fender ball board and removes to get into a service section of thick bamboo with the stopper with the spheroid that the ball in storing up a ball section of thick bamboo and be used for driving the marble piece and will get into the spheroid in a service section of thick. The utility model discloses a serve drive arrangement is the removal of periodically driving the fender ball board respectively and drives the bullet of marble piece to make a storage ball section of thick bamboo realize intermittent type formula feeding and make a service ball section of thick bamboo realize intermittent type formula service, a service ball section of thick bamboo is in the service promptly, and the baseball that the fender ball board can store up in a ball section of thick bamboo gets into a service ball section of thick bamboo, thereby makes a plurality of baseball that store in a storage ball section of thick bamboo can be in order, sent from a service ball section of thick bamboo steadily.

Description

Automatic ball dispenser

Technical Field

The utility model belongs to the technical field of sports training equipment technique and specifically relates to indicate an automatic ware of serving.

Background

Baseball is a familiar sports, and an important technical action in baseball is hitting balls, the hitting quality of the batter has a great influence on the score of the game in the game, which is particularly prevalent in the united states and japan and is called "national ball", which is also a team ball game, the quorum is at least 9, the approximate sports item is softball, and the baseball players are divided into attack and defense parties, and play is performed in a sector baseball field by using bats and gloves.

In ordinary entertainment, people are interested in hitting balls, and in the traditional practice method, objects are used for supporting baseball and then hitting the baseball, so that the method is easy for novices to damage the objects, the training method is not good for professional athletes, and the manual ball serving training mode is easy to cause fatigue of ball service personnel and is easy to cause safety problems.

Disclosure of Invention

An object of the utility model is to provide a simple structure is compact to prior art's not enough, and degree of automation is high, can replace the automatic service ware of artifical service.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a pair of automatic ball dispenser, it includes supporting seat, service drive arrangement, set up on the supporting seat and be used for launching spheroidal service section of thick bamboo and with service section of thick bamboo intercommunication and be used for storing a plurality of spheroidal storage ball section of thick bamboos, the bottom of storing up the ball section of thick bamboo is equipped with the goal mouth with the inside intercommunication of service section of thick bamboo, the goal internalization is provided with the ball board, the bottom activity of service section of thick bamboo is provided with the marble piece, service drive arrangement is used for driving the ball board and removes the spheroid that stores up in the ball section of thick bamboo with the stopper and gets into the service section of thick bamboo and is used for driving the spheroid that the marble piece will get into the service section of thick bamboo and pop out to the external world.

The supporting seat comprises a fixed base and two supporting columns arranged on the fixed base, the two supporting columns are respectively arranged symmetrically with the central plane of the fixed base, supporting shafts are arranged on the two supporting columns, and the supporting shafts are perpendicular to the supporting columns; the ball serving barrel is rotatably connected with the two support columns through a support shaft.

Further, the both sides of a ball-serving section of thick bamboo all are provided with rotates the rotation sleeve that cup joints with the back shaft, the both sides of back shaft all are equipped with the stopper, the both sides of rotating telescopic inner wall all are equipped with around back shaft pivoted conflict piece.

Furthermore, be provided with the power storage source that is used for supplying power to service drive arrangement in the unable adjustment base, automatic service ware still including being used for carrying out the wireless charging seat that charges to the power storage source.

The pitching barrel and the ball storage barrel are arranged in a crossed mode, and the included angle beta between the axis of the pitching barrel and the axis of the ball storage barrel is in the range of more than 0 degree and less than or equal to 90 degrees.

The service driving device comprises an elastic part arranged at the bottom of the service cylinder and a driving mechanism used for driving the marble block to move along the axis of the service cylinder, one end of the elastic part is connected with the service cylinder, and the other end of the elastic part is connected with the marble block.

Furthermore, the service driving device also comprises a rotating block rotatably arranged in the service cylinder and a push rod hinged with the rotating block, one end of the push rod is hinged at the eccentric position of the rotating block, and the other end of the push rod is hinged with the bottom of the ball baffle plate; the driving mechanism is used for driving the rotating block to rotate.

Furthermore, the driving mechanism comprises a driving box body arranged in the ball-making barrel, a rotating shaft rotationally arranged in the driving box body, a rotating gear arranged on the rotating shaft, an incomplete gear arranged on the rotating shaft and a driving device which is arranged in the driving box body and is used for driving the rotating gear to rotate, and one end of the rotating shaft extends out of the driving box body and is connected with the rotating block; and a rack meshed with teeth of the incomplete gear is arranged on one side of the marble block close to the driving box body.

Furthermore, the driving device comprises a driving motor and a gear transmission component which are arranged in the driving box body, and the driving motor is in driving connection with the rotating gear through the gear transmission component.

The ball storage barrel is detachably connected with the ball serving barrel, a sleeve joint barrel used for being sleeved with the ball storage barrel is arranged on the outer wall of the ball serving barrel, a clamping column is arranged on the outer side of the sleeve joint barrel, an L-shaped clamping groove is formed in the barrel wall of the ball storage barrel, and the clamping groove penetrates through the barrel wall of the ball storage barrel and is communicated with the bottom of the ball storage barrel.

The utility model has the advantages that:

in practical application, the automatic ball serving device provided by the utility model can place the ball serving barrel and the ball storage barrel at a certain ball serving position of a court by the support seat, a plurality of baseball are stored in the ball storage barrel, and the ball serving barrel is inclined at a certain angle with the ground; in the initial state, the ball blocking plate extends into the ball inlet to block the baseball in the ball storage barrel from entering the ball serving barrel; when starting to serve, the serving driving device firstly drives the ball baffle plate to move away from the ball inlet to release the stop of the baseball, at the moment, a baseball at the bottommost part of the ball storage barrel enters the serving barrel from the ball inlet, then the serving driving device continuously drives the ball baffle plate to move into the ball inlet to stop the next baseball, and the stop of the baseball is released after the baseball in the serving barrel is sent out, so that the intermittent feeding of the baseball is realized; when a baseball in the ball storage barrel enters the ball serving barrel, the ball serving driving device drives the marble block to pop out from the bottom of the ball serving barrel, and the popped marble block collides with the baseball and pops the baseball out of the ball serving barrel, so that the automatic ball serving process is realized. The utility model discloses a serve drive arrangement is the removal of periodically driving the fender ball board respectively and drives the bullet of marble piece to make a storage ball section of thick bamboo realize intermittent type formula feeding and make a service ball section of thick bamboo realize intermittent type formula service, a service ball section of thick bamboo is in the service promptly, and the baseball that the fender ball board can store up in a ball section of thick bamboo gets into a service ball section of thick bamboo, thereby makes a plurality of baseball that store in a storage ball section of thick bamboo can be in order, sent from a service ball section of thick bamboo steadily.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a top view of the present invention;

FIG. 4 is a cross-sectional view taken along A-A of FIG. 3;

FIG. 5 is a cross-sectional view taken along line B-B of FIG. 3;

FIG. 6 is a cross-sectional view taken along line C-C of FIG. 3;

FIG. 7 is a schematic structural view of the support base of the present invention;

FIG. 8 is an enlarged view of the structure at A in FIG. 5;

FIG. 9 is a schematic structural view of the service barrel of the present invention with its casing hidden;

fig. 10 is a schematic structural view of another viewing angle of the serve barrel with the casing hidden according to the present invention.

Description of the reference numerals

1. A supporting seat; 2. a ball dispensing cylinder; 3. a ball storage cylinder; 4. a ball blocking plate; 5. a ball ejecting block; 6. a wireless charging stand; 11. a fixed base; 12. a support pillar; 13. a support shaft; 14. rotating the sleeve; 131. a limiting block; 141. a contact block; 21. an accommodating cavity; 22. a driving box body; 23. a rotating shaft; 24. a rotating gear; 25. an incomplete gear; 26. a rack; 27. sleeving a sleeve; 221. a drive motor; 222. an input gear; 223. an output gear; 224. a transmission gear; 225. a belt drive mechanism; 271. a clamping column; 31. a ball inlet; 32. a clamping groove; 41. a sliding groove; 42. rotating the block; 43. a push rod; 51. an elastic member; 52. a first hook; 53. a second hook; 54. avoiding the chute.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 10, the utility model provides a pair of automatic ball dispenser, it includes supporting seat 1, service drive arrangement, set up on supporting seat 1 and be used for launching spheroidal service section of thick bamboo 2 and communicate with service section of thick bamboo 2 and be used for storing a plurality of spheroidal service section of thick bamboos 3, the bottom of service section of thick bamboo 3 is equipped with the goal 31 with the inside intercommunication of service section of thick bamboo 2, the activity is provided with ball blocking plate 4 in the goal 31, the bottom activity of service section of thick bamboo 2 is provided with marble piece 5, service drive arrangement is used for driving ball blocking plate 4 to remove and stores up the spheroid in the section of thick bamboo 3 with the blocking and gets into service section of thick bamboo 2 and be used for driving marble piece 5 and will get into the spheroid in service section of thick bamboo 2 and pop out to the external world. In the present embodiment, a baseball service is taken as an example for illustration, and the present invention is not limited to the baseball service.

In practical application, the support seat 1 can place the service cylinder 2 and the ball storage cylinder 3 at a certain service position of a court, a plurality of baseballs are stored in the ball storage cylinder 3, and the service cylinder 2 is inclined at a certain angle with the ground; in the initial state, the ball blocking plate 4 protrudes into the ball inlet 31 to block the baseball in the ball storage barrel 3 from entering the pitching barrel 2; when starting to serve, the serve driving device firstly drives the ball baffle plate 4 to move away from the ball inlet 31 to release the stop of the baseball, at the moment, a baseball at the bottommost part of the ball storage barrel 3 enters the serve barrel 2 from the ball inlet 31, then the serve driving device continuously drives the ball baffle plate 4 to move into the ball inlet 31 to stop the next baseball, and after the baseball in the serve barrel 2 is sent out, the stop of the baseball is released, so that the intermittent feeding of the baseball is realized; when a baseball in the ball storage barrel 3 enters the service barrel 2, the service driving device drives the marble block 5 to pop out from the bottom of the service barrel 2, and the popped marble block 5 collides with the baseball and pops the baseball out of the service barrel 2, so that the automatic service process is realized. The utility model discloses a driving device serves is the removal that periodically drives respectively blocking board 4 and the bullet of drive marble piece 5 to make a storage ball section of thick bamboo 3 realize intermittent type formula feeding and make a service ball section of thick bamboo 2 realize intermittent type formula service, service ball section of thick bamboo 2 promptly when serving, blocking board 4 can store up the baseball in a ball section of thick bamboo 3 and get into service ball section of thick bamboo 2, thereby make a plurality of baseball that store in a storage ball section of thick bamboo 3 can be in order, sent from service ball section of thick bamboo 2 steadily.

In the technical scheme, the supporting seat 1 comprises a fixed base 11 and two supporting columns 12 arranged on the fixed base 11, the two supporting columns 12 are respectively arranged symmetrically with respect to the central plane of the fixed base 11, both the two supporting columns 12 are provided with supporting shafts 13, and the supporting shafts 13 are arranged perpendicular to the supporting columns 12; the barrel 2 is rotatably connected to two support posts 12 via support shafts 13. The rotational design of a service section of thick bamboo 2 can be so that the height and the direction of adjusting its service according to training person's demand that a service section of thick bamboo 2 can be nimble, increased the utility model discloses an use the flexibility.

Preferably, the two sides of the pitching barrel 2 are provided with rotating sleeves 14 rotatably sleeved with the supporting shaft 13, the two sides of the supporting shaft 13 are provided with limiting blocks 131, and the two sides of the inner wall of the rotating sleeve 14 are provided with abutting blocks 141 rotating around the supporting shaft 13. The abutting block 141 is used for abutting against the limiting block 131. In practical applications, when the ball barrel 2 rotates to a predetermined angle, the stop block 131 of the support shaft 13 abuts against the contact block 141 in the rotating sleeve 14 to stop the ball barrel 2 from rotating. The design of the stop block 131 and the interference block 141 is used to limit the rotation range of the service barrel 2, and also can accurately position the angle of the service barrel 2, so as to ensure the accuracy of the service.

In the technical scheme, a power storage source for supplying power to the ball serving driving device is arranged in the fixed base 11, and the automatic ball serving device further comprises a wireless charging seat 6 for wirelessly charging the power storage source. The utility model discloses an adopt wireless mode of charging, replace the power supply mode of traditional plug electric wire, make from this the utility model discloses can be in the local use that does not have the plug socket, improved widely the utility model discloses an use the flexibility.

In the technical scheme, the ball serving barrel 2 and the ball storage barrel 3 are arranged in a crossed manner, and the included angle beta between the axis of the ball serving barrel 2 and the axis of the ball storage barrel 3 is more than 0 degree and less than or equal to 90 degrees. The design of this structure can be so that store up a ball section of thick bamboo 3 and keep the slope setting with a service section of thick bamboo 2 all the time, makes baseball in the storage ball section of thick bamboo 3 can be in self action of gravity landing to a service section of thick bamboo 2 from this, need not to adopt complicated pushing equipment for the structure is simpler, and then makes the utility model discloses a structure simplifies more, and makes the utility model discloses an overall structure is compact, and reduces the utility model discloses a manufacturing cost.

In this technical solution, the service driving device includes an elastic member 51 disposed at the bottom of the service barrel 2 and a driving mechanism for driving the pachinko block 5 to move along the axis of the service barrel 2, one end of the elastic member 51 is connected with the service barrel 2, and the other end of the elastic member 51 is connected with the pachinko block 5. Specifically, the ball serving barrel 2 is internally provided with an accommodating cavity 21 for accommodating a ball, and the ball storage barrel 3 is communicated with the accommodating cavity 21. The marble block 5 is arranged at the bottom of the outer wall of the accommodating cavity 21 in a sliding manner, and the marble end of the marble block 5 extends into the accommodating cavity 21 in a protruding manner. Specifically, the elastic member 51 is a spring.

In practical application, the driving mechanism drives the marble block 5 to move away from the accommodating cavity 21, and the moving marble block 5 stretches the elastic member 51, so that the elastic member 51 stores elastic potential energy; when the baseball in the ball storage barrel 3 enters the accommodating cavity 21, the driving mechanism releases the driving of the ball ejecting block 5, so that the elastic member 51 releases the elastic potential energy thereof, and therefore, the ball ejecting block 5 ejects toward the accommodating cavity 21 under the elastic force of the elastic member 51, and the bouncing ball ejecting block 5 collides with the baseball in the accommodating cavity 21 and ejects the baseball from the ball serving barrel 2, so as to realize the automatic serving of the baseball. The structure has simple and compact design, stable and reliable operation, and rapid and powerful service.

In the technical scheme, the service driving device further comprises a rotating block 42 rotatably arranged in the service barrel 2 and a push rod 43 hinged with the rotating block 42, one end of the push rod 43 is hinged with the eccentric position of the rotating block 42, and the other end of the push rod 43 is hinged with the bottom of the ball baffle 4; the driving mechanism is used for driving the rotating block 42 to rotate. Specifically, a sliding groove 41 for allowing the ball blocking plate 4 to slide is arranged in the service barrel 2, the sliding groove 41 is communicated with the ball inlet 31, and the ball blocking plate 4 is arranged in the sliding groove 41 in a sliding manner.

In practical application, the push rod 43 and the rotating block 42 are arranged eccentrically, the driving mechanism drives the rotating block 42 to rotate, the rotating block 42 can drive the push rod 43 to do up-and-down swinging motion, and the up-and-down swinging push rod 43 pushes the ball baffle plate 4 to move up and down in the sliding groove 41; the ball stop plate 4 moves upward in the sliding groove 41 into the ball inlet 31 to stop the baseball in the ball storage barrel 3, whereas the ball stop plate 4 leaves the ball inlet 31 to release the stop of the baseball in the ball storage barrel 3.

Preferably, the driving mechanism drives the ball blocking plate 4 to open the ball inlet 31 and simultaneously drives the ball ejecting block 5 to move away from the accommodating cavity 21 so that the elastic piece 51 stores elastic potential energy; after a baseball in the ball storage barrel 3 got into the holding chamber 21, actuating mechanism just drives the ball blocking plate 4 and closes the ball inlet 31 in order to block the next baseball in the ball storage barrel 3, simultaneously, actuating mechanism also releases the drive to the marble piece 5, and marble piece 5 is just being close to holding chamber 21 flicking under the spring action of elastic component 51, and the baseball in the holding chamber 21 is just jetted out to the external world to the bullet of flicking marble piece 5, realizes from this the utility model discloses an automatic service.

In the present technical solution, the driving mechanism includes a driving box 22 disposed in the pitching barrel 2, a rotating shaft 23 rotatably disposed in the driving box 22, an upper rotating gear 24 disposed on the rotating shaft 23, an incomplete gear 25 disposed on the rotating shaft 23, and a driving device installed in the driving box 22 and used for driving the rotating gear 24 to rotate, wherein one end of the rotating shaft 23 protrudes out of the driving box 22 and is connected to a rotating block 42; the side of the marble block 5 close to the driving box body 22 is provided with a rack 26 engaged with teeth of the incomplete gear 25. Specifically, the incomplete gear 25 refers to a gear with only partial teeth on the outer circumference; of course, a sector-shaped gear may also be used here; when the incomplete gear 25 is intermittently meshed with the rack 26, the marble block 5 stores elastic potential energy periodically. The driving box body 22 is arranged at the bottom of the outer wall of the accommodating cavity 21, the marble block 5 is arranged at one side of the driving box body 22 in a sliding manner, a first hook 52 is convexly arranged at one side of the driving box body 22 close to the marble block 5, the marble block 5 is provided with an avoiding sliding groove 54 for avoiding the first hook 52, and the first hook 52 penetrates through the avoiding sliding groove 54 so that the avoiding sliding groove 54 is in sliding fit with the first hook 52; the bottom of the marble block 5 is provided with a second hook 53, one end of the elastic member 51 is connected with the first hook 52, and the other end of the elastic member 51 is connected with the second hook 53. The escape chute 54 is provided along the longitudinal direction of the pachinko block 5, and the pachinko block 5 can be stably moved by the sliding engagement of the escape chute 54 and the first hook 52.

In practical applications, the driving device drives the rotating gear 24 to rotate, the rotating gear 24 drives the rotating shaft 23 to rotate, the rotating shaft 23 drives the rotating block 42 to rotate, meanwhile, the rotating shaft 23 also drives the incomplete gear 25 to rotate, and the rotating incomplete gear 25 is meshed with the rack 26 and drives the rack 26 to move. Specifically, the rotating block 42 drives the push rod 43 to swing up and down, thereby driving the ball blocking plate 4 to periodically reciprocate in the sliding groove 41; synchronously, the incomplete gear 25 and the rotating block 42 rotate synchronously, when the teeth on the incomplete gear 25 rotate to be meshed with the teeth of the rack 26, the incomplete gear 25 drives the rack 26 and the marble block 5 to move away from the accommodating cavity 21, the movable marble block 5 stretches the elastic piece 51, when the teeth on the incomplete gear 25 rotate away from the rack 26, the rack 26 is released to be meshed, and at the moment, the elastic piece 51 can push the marble block 5 to move close to the accommodating cavity 21 quickly, so that the baseball in the accommodating cavity 21 is ejected to the outside by the marble block 5. The driving mechanism has simple and compact structural design, the rotating shaft 23 is driven by a driving device to synchronously drive the rotating gear 24 and the incomplete gear 25 to rotate so as to drive the ball blocking plate 4 and the marble block 5 to do periodic activities respectively, so that the ball blocking plate 4 and the marble block 5 can act synergistically (namely, when the marble block 5 ejects the baseball in the service barrel 2, the ball blocking plate 4 blocks the baseball in the ball storage barrel 3; the design of a drive device can make the utility model discloses an overall structure is more compact, and saves the cost, reduces the energy consumption.

Preferably, the driving device includes a driving motor 221 and a gear assembly installed in the driving box 22, and the driving motor 221 is in driving connection with the rotating gear 24 via the gear assembly. Gear drive assembly's design for the running gear 24 provides suitable drive ratio, and then makes driving motor 221 can drive axis of rotation 23 and rotate reliable and more stable, thereby improve the utility model discloses a job stabilization nature.

Specifically, the gear transmission assembly comprises an input gear 222, an output gear 223 and a plurality of transmission gears 224, wherein the input gear 222 is in transmission connection with the output gear 223 through the plurality of transmission gears 224, the output end of the driving motor 221 is in driving connection with the input gear 222, and the output gear 223 is meshed with the rotating gear 24. In practical applications, the driving motor 221 drives the input gear 222 to rotate, the rotating input gear 222 drives the output gear 223 to rotate via the plurality of transmission gears 224, the rotating output gear 223 drives the rotating gear 24 to rotate, and the rotating gear 24 drives the rotating shaft 23 to rotate. As preferred, the output of driving motor 221 is connected with input gear 222 via belt drive 225, and belt drive 225 has simple structure, the transmission is steady and can cushion and inhale the vibrations, and it still has low in cost, does not need characteristics such as lubricated and maintenance ease, is favorable to improving the utility model discloses a job stabilization nature.

In this technical scheme, a ball storage barrel 3 is detachably connected with a ball serving barrel 2, the outer wall of the ball serving barrel 2 is provided with a sleeve joint barrel 27 for the ball storage barrel 3 to be sleeved, the outer side of the sleeve joint barrel 27 is provided with a clamping column 271, the barrel wall of the ball storage barrel 3 is provided with an L-shaped clamping groove 32, and the clamping groove 32 penetrates through the barrel wall of the ball storage barrel 3 and is communicated with the bottom of the ball storage barrel 3. Store up dismantling of a ball section of thick bamboo 3 and a ball section of thick bamboo 2 and be connected to make the utility model discloses convenient to detach and accomodate when not using. When the ball storage barrel 3 is assembled, the open end of the clamping groove 32 is inserted into the clamping column 271 of the sleeve 27, and then the ball storage barrel 3 is rotated to clamp the clamping column 271 into the L-shaped clamping groove 32. The structure has simple and compact design, simple and convenient and fast operation and stable connection.

The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, but all the technical solutions of the present invention are within the scope of the present invention.

Claims (10)

1. An automatic ball dispenser, its characterized in that: the novel ball storage device comprises a supporting seat, a ball serving driving device, a ball serving barrel and a ball storage barrel, wherein the ball serving barrel is arranged on the supporting seat and used for launching balls, the ball storage barrel is communicated with the ball serving barrel and used for storing a plurality of balls, a ball inlet communicated with the inside of the ball serving barrel is formed in the bottom of the ball storage barrel, a ball blocking plate is movably arranged in the ball inlet, a ball ejecting block is movably arranged at the bottom of the ball serving barrel, and the ball serving driving device is used for driving the ball blocking plate to move so as to block the balls in the ball storage barrel from entering the ball serving barrel and driving the ball ejecting block to eject the balls entering the ball serving barrel to the outside.

2. An automatic ball dispenser as defined in claim 1, wherein: the supporting seat comprises a fixed base and two supporting columns arranged on the fixed base, the two supporting columns are respectively symmetrically arranged on the central plane of the fixed base, supporting shafts are arranged on the two supporting columns, and the supporting shafts are perpendicular to the supporting columns; the ball serving barrel is rotatably connected with the two support columns through a support shaft.

3. An automatic ball dispenser as defined in claim 2, wherein: the both sides of a balling-up section of thick bamboo all are provided with rotates the rotation sleeve that cup joints with the back shaft, the both sides of back shaft all are equipped with the stopper, the both sides of rotating telescopic inner wall all are equipped with around back shaft pivoted conflict piece.

4. An automatic ball dispenser as defined in claim 2, wherein: the automatic ball serving device is characterized in that a power storage source used for supplying power to the ball serving driving device is arranged in the fixed base, and the automatic ball serving device further comprises a wireless charging seat used for wirelessly charging the power storage source.

5. An automatic ball dispenser as defined in claim 1, wherein: the pitching barrel and the ball storage barrel are arranged in a crossed manner, and the range of an included angle beta between the axis of the pitching barrel and the axis of the ball storage barrel is more than 0 degree and less than or equal to 90 degrees.

6. An automatic ball dispenser as defined in claim 1, wherein: the service driving device comprises an elastic part arranged at the bottom of the service cylinder and a driving mechanism used for driving the marble block to move along the axis of the service cylinder, one end of the elastic part is connected with the service cylinder, and the other end of the elastic part is connected with the marble block.

7. An automatic ball dispenser as defined in claim 6, wherein: the service driving device also comprises a rotating block rotatably arranged in the service barrel and a push rod hinged with the rotating block, one end of the push rod is hinged at the eccentric position of the rotating block, and the other end of the push rod is hinged with the bottom of the ball baffle plate; the driving mechanism is used for driving the rotating block to rotate.

8. An automatic ball dispenser as defined in claim 7, wherein: the driving mechanism comprises a driving box body arranged in the ball-making barrel, a rotating shaft rotationally arranged in the driving box body, a rotating gear arranged on the rotating shaft, an incomplete gear arranged on the rotating shaft and a driving device which is arranged in the driving box body and is used for driving the rotating gear to rotate, and one end of the rotating shaft extends out of the driving box body and is connected with the rotating block; and a rack meshed with teeth of the incomplete gear is arranged on one side of the marble block close to the driving box body.

9. An automatic ball dispenser as defined in claim 8, wherein: the driving device comprises a driving motor and a gear transmission assembly, wherein the driving motor and the gear transmission assembly are arranged in the driving box body, and the driving motor is in driving connection with the rotating gear through the gear transmission assembly.

10. An automatic ball dispenser as defined in claim 1, wherein: the ball storage barrel is detachably connected with the ball serving barrel, the outer wall of the ball serving barrel is provided with a sleeving barrel for sleeving the ball storage barrel, a clamping column is arranged on the outer side of the sleeving barrel, an L-shaped clamping groove is formed in the barrel wall of the ball storage barrel, and the clamping groove penetrates through the barrel wall of the ball storage barrel and is communicated with the bottom of the ball storage barrel.

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