Ball serving machine

Abstract

The utility model belongs to the technical field of ball serving machines, and particularly relates to a ball serving machine which comprises a machine frame, a storage cavity used for storing balls is arranged on the machine frame, a conveying pipe is connected to the storage cavity, a ball serving device is connected to the conveying pipe, and the balls in the storage cavity can be conveyed to the ball serving device through the conveying pipe and are served through the ball serving device. An arrangement cavity is formed in the bottom of the storage cavity, the conveying pipe is connected to the side wall of the arrangement cavity, a driving plate is rotationally arranged in the arrangement cavity, a second motor for driving the driving plate to rotate is arranged on the rack, a driving part is arranged on the driving plate, the driving part can push the balls to sequentially enter the conveying pipe, and the balls enter the ball serving device through interaction force between the balls; the ball serving device comprises a shell, two friction wheels and first motors driving the friction wheels to move respectively are arranged on the shell, a ball serving cavity is formed in the shell, and the friction wheels are arranged on the two sides of the ball serving cavity respectively.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of ball launcher, especially relates to a ball launcher. BACKGROUND

[0002] The ball launcher is a kind of equipment for assisting ball training, which can assist table tennis training, baseball training, tennis training and other ball training, and the user can launch the ball at high speed and flexibly, so as to exercise the skill of the user.

[0003] In order to facilitate the continuous ball launching of the ball launcher, the ball launcher mostly includes a storage cavity, a lever and a launcher, such as the ball launcher disclosed in Chinese utility model patent application CN 202320355984.X, which includes a shell, a partition plate is fixedly connected to the middle of the inner side surface of the shell, a motor is fixedly connected to one side of the lower surface of the partition plate, a rotating rod is fixedly connected to the output end of the motor, and a driving gear is fixedly connected to one end of the rotating rod; a driven gear is meshingly connected to the outer surface of the driving gear, a support rod is fixedly connected to the inside of the driven gear, the support rod is rotatably connected with the shell and the partition plate, a lever is fixedly connected to one end of the support rod, a ball inlet is formed in one side of the upper surface of the partition plate, a baffle is fixedly connected to the side of the upper surface of the partition plate close to the ball inlet; a fixed seat is fixedly connected to the side of the lower surface of the partition plate close to the ball inlet, a sponge pad is fixedly connected to the inner bottom wall of the fixed seat; an infrared emitter is fixedly connected to one side of the inner wall of the fixed seat, and an infrared receiver is fixedly connected to the other side of the inner wall of the fixed seat.

[0004] In the above structure, the ball is driven by the lever and moves in the shell during use of the ball launcher, and then the ball enters the ball inlet under the action of gravity. In this structure, the corrugated hose is located relatively low, and other objects are needed to support it during use. Moreover, when the corrugated hose is bent, the speed of the ball will be greatly reduced, which affects the user's training. SUMMARY

[0005] In order to overcome the defects in the prior art, the purpose of the utility model is to provide a ball launcher which facilitates the training of the user.

[0006] The purpose of the utility model is achieved in that:

[0007] The utility model provides a ball launching machine, which comprises a frame, a storage cavity for storing balls arranged on the frame, a conveying pipe connected to the frame, and a ball launching device connected to the conveying pipe, wherein the balls in the storage cavity can be conveyed to the ball launching device through the conveying pipe and launched by the ball launching device, the bottom of the storage cavity is provided with an arrangement cavity, the conveying pipe is connected to the side wall of the arrangement cavity, a dial is rotatably arranged in the arrangement cavity, a second motor is arranged on the frame to drive the dial to rotate, a driving part is arranged on the dial, the driving part can push the balls into the conveying pipe one by one, and the balls can enter the ball launching device through the interaction force between the balls.

[0008] The ball launching device comprises a shell, two friction wheels arranged on the shell, and a first motor arranged on the shell to drive the friction wheels to move, wherein the shell is provided with a ball launching cavity, and the friction wheels are arranged on the two sides of the ball launching cavity respectively; when the balls enter the ball launching cavity, the friction wheels abut against the two sides of the balls respectively and drive the balls to be launched out of the ball launching cavity.

[0009] The utility model is further provided as follows: a mechanical arm is arranged on the frame, the ball launching device is arranged on the mechanical arm, the mechanical arm can control the relative movement of the ball launching device and the frame, and the conveying pipe is a deformable pipe; the mechanical arm can drive the conveying pipe to deform during the relative movement of the ball launching device and the frame.

[0010] The utility model is further provided as follows: the mechanical arm comprises a plurality of rod bodies which are connected in sequence and can rotate horizontally and vertically, and the rod bodies can drive the ball launching device to displace in a three-dimensional space.

[0011] The utility model is further provided as follows: a driving motor is arranged on each rod body, the driving motor can drive each adjacent rod body to rotate relative to each other, and a controller is arranged on the frame, the controller can control the movement of the rod bodies through the driving motor.

[0012] The utility model is further provided as follows: a connecting hole connected to the conveying pipe is arranged on the side of the arrangement cavity, and a guide part extending towards the connecting hole is arranged at the bottom of the arrangement cavity; during the rotation of the dial, the dial drives the balls to move along the guide part and enter the conveying pipe through the connecting hole.

[0013] The utility model is further provided as follows: the cross section of the arrangement cavity is circular, one side of the connecting hole is connected to the side wall of the arrangement cavity and extends towards the tangent direction of the side wall of the arrangement cavity, and the guide part is connected to the other side of the connecting hole, or the guide part extends towards the other side of the connecting hole.

[0014] The utility model is further provided as follows: a plurality of dial rods are arranged on the outer circumferential circle of the dial, the dial rods are inclined in the opposite direction of the rotation direction of the dial to form the driving part, the dial rods form receiving grooves for storing balls, and the dial rods drive the balls in the receiving grooves into the connecting hole one by one during the rotation of the dial driven by the second motor.

[0015] The utility model further sets up: the storage cavity sets up in rack top, the storage cavity has the inclined lateral wall, and the lateral wall lower extreme all are connected with the arrangement cavity.

[0016] The utility model further sets up: the rack bottom is provided with universal wheel, and the rack upper end or side is provided with the handrail for controlling the movement of the ball serving machine.

[0017] The utility model further sets up: the ball serving cavity is provided with the contact switch, and the first motor is electrically connected with the controller, and the controller is electrically connected with the contact switch, and the ball enters the ball serving cavity and can trigger the contact switch, and the controller controls the first motor movement according to the state of contact switch, and then drives the ball from the ball serving cavity and emits.

[0018] The utility model has the advantages compared with prior art:

[0019] 1, the arrangement cavity and the setting of the push rod in the utility model facilitate the ball to enter the conveying pipe in turn, reduce the influence of the interlaced jamming between the balls on the movement of the balls, and since the driving part can push the balls to enter the ball serving device in turn and then be directly emitted from the ball serving device, the ball serving machine can emit the balls from various positions and various angles, which is convenient for the user to flexibly train and is beneficial to improve the user's skills, the structure drives the balls to emit through two friction wheels, the balls can be spin in the use process through the different rotating speeds of the two friction wheels, which is beneficial to improve the flexible ball serving of the ball serving machine and is convenient for the user to use.

[0020] 2, the setting of the mechanical arm in the utility model facilitates the flexible movement of the ball serving device and the rack, the ball serving machine can emit the balls from various positions and various angles, which is convenient for the user to flexibly train, and the deformable conduit facilitates the movement of the conveying pipe along with the ball serving device, which is convenient for the balls to enter the ball serving device through the conveying pipe, the rod body connected in turn is simple in structure and facilitates the flexible movement of the ball serving device, and the setting of the controller and the driving motor facilitates the automatic displacement of the ball serving device in the use process and is convenient for the user to exercise the reaction speed.

[0021] 3, the setting of the guide part in the utility model facilitates the balls to enter the connecting hole and avoids the balls to always rotate along the arrangement cavity along with the dial, which is beneficial to drive the balls to enter the conveying pipe through the dial, the arrangement cavity is circular in cross section and facilitates the stable movement of the balls in the arrangement cavity, and since one side of the connecting hole is connected with the lateral wall of the arrangement cavity and extends to the tangent direction of the lateral wall of the arrangement cavity, it is convenient for the dial to drive the balls to enter the connecting hole and avoids the balls to be stuck at the end of the connecting hole, the periphery is provided with a plurality of push rods and facilitates the uniform entry of the balls into the conveying pipe, and the driving part formed by the reverse inclination to the rotation direction of the dial facilitates the push rod to drive the balls to enter the conveying pipe, avoids the driving part to press the balls against the lateral wall of the connecting hole, and facilitates the balls to enter the connecting hole.

[0022] 4、The inclined side wall in the utility model is convenient for the balls to enter the arrangement cavity under the action of gravity, is convenient for the balls to enter the arrangement cavity in the use process, is favorable for improving the use rate of the balls, and is convenient for the user to use.

[0023] 5、The setting of the contact switch and the controller in the utility model is convenient for accurate control of the ball launching device and flexible ball launching of the ball launching device. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 is a structural schematic view of the utility model;

[0025] Figure 2 is an explosion schematic view of the utility model;

[0026] Figure 3 is a structural schematic view of the installation structure of the dial in the lower shell in the utility model;

[0027] Figure 4 is a sectional view of the installation structure of the dial in the lower shell in the utility model;

[0028] Figure 5 is a structural schematic view of the upper shell in the utility model;

[0029] Figure 6 is a structural schematic view of the lower shell in the utility model;

[0030] Figure 7 is a structural schematic view of the inside of the ball launching device in the utility model;

[0031] Figure 8 is a connection structure schematic view when the friction wheel drives the ball head to launch in the utility model;

[0032] Figure 9 is a structural schematic view of the mechanical arm in the utility model;

[0033] Figure 10 is a structural schematic view of the dial in the utility model.

[0034] Meaning of the reference numerals in the drawing: 1 - rack; 11 - storage cavity; 13 - arrangement cavity; 14 - movable groove; 15 - support column; 16 - controller; 17 - upper shell; 18 - lower shell; 131 - guide portion; 132 - connecting hole; 181 - first connecting head; 2 - ball launching device; 21 - outer shell; 22 - first motor; 23 - friction wheel; 24 - contact switch;

[0035] 211 - connecting protrusion; 212 - ball launching cavity; 213 - second connecting head; 3 - mechanical arm; 31 - rod body;

[0036] 4 - dial; 41 - dial lever; 42 - driving part; 43 - support block; 5 - conveying pipe; 6 - ball; 7 - second motor; 8 - universal wheel; 9 - handrail. DETAILED DESCRIPTION

[0037] The utility model will be further described in connection with the drawings and specific embodiments:

[0038] Referring to Figures 1 to 10 As shown in the figure, a ball launcher, comprising a rack 1, the rack 1 is provided with a storage cavity 11 for storing balls 6, the rack 1 is connected with a conveying pipe 5, the conveying pipe 5 is connected with a ball launching device 2, the balls 6 in the storage cavity 11 can be conveyed to the ball launching device 2 through the conveying pipe 5 and launched by the ball launching device 2, the bottom of the storage cavity 11 is provided with an arrangement cavity 13, the conveying pipe 5 is connected on the side wall of the arrangement cavity 13, the dial 4 is rotatably arranged in the arrangement cavity 13, the second motor 7 is arranged on the rack 1 to drive the dial 4 to rotate, the driving part 42 is arranged on the dial 4, the driving part 42 can push the balls 6 into the conveying pipe 5 in sequence, and the balls 6 are made to enter the ball launching device 2 through the interaction force between the balls 6, the arrangement of the arrangement cavity 13 and the dial lever 41 facilitates the balls 6 to enter the conveying pipe 5 in sequence, reduces the influence of the balls 6 on the movement of the balls 6 caused by the interlaced jamming of the balls 6, and since the driving part 42 can push the balls 6 into the ball launching device 2 in sequence and then launch them directly from the ball launching device 2, the ball launcher can launch the balls 6 from various positions and angles, which is convenient for users to train flexibly and helps to improve the user's skills.

[0039] The ball launcher can launch various balls 6 such as table tennis balls, tennis balls and baseballs, and only needs to adjust the size of the storage cavity 11, the arrangement cavity 13, the conveying pipe 5 and the ball launching device 2 according to different balls 6 and adjust the specifications of the motors.

[0040] The ball launching device 2 comprises an outer shell 21, two friction wheels 23 are arranged on the outer shell 21, and a first motor 22 is arranged to drive the friction wheels 23 to move respectively, a ball launching cavity 212 is arranged in the outer shell 21, and the friction wheels 23 are arranged on both sides of the ball launching cavity 212 respectively; when the balls 6 enter the ball launching cavity 212, the friction wheels 23 abut against both sides of the balls 6 respectively and drive the balls 6 to be launched out of the ball launching cavity 212, in this structure, the balls 6 are launched by the two friction wheels 23, and in the use process, the balls 6 can be spin by the different rotating speeds of the two friction wheels 23, which is helpful to improve the flexible launching of the ball launcher and convenient for users to use.

[0041] The contact switch 24 is arranged in the ball launching cavity 212, the first motor 22 is electrically connected with the controller 16, the controller 16 is electrically connected with the contact switch 24, the ball 6 entering the ball launching cavity 212 can trigger the contact switch 24, the controller 16 controls the first motor 22 to move according to the state of the contact switch 24, and then drives the ball 6 to be launched out of the ball launching cavity 212, and the arrangement of the contact switch 24 and the controller 16 facilitates accurate control of the ball launching device 2 and facilitates flexible ball launching of the ball launching device 2.

[0042] The mechanical arm 3 is arranged on the rack 1, the ball launching device 2 is arranged on the mechanical arm 3, the mechanical arm 3 can control the relative movement of the ball launching device 2 and the rack 1, and the conveying pipe 5 is a deformable pipe.

[0043] The rack 1 is provided with a support column 15, the mechanical arm 3 is detachably arranged on the support column 15, and the shell 21 is provided with a connecting protrusion 211, and the connecting protrusion 211 is detachably connected with the mechanical arm 3.

[0044] The mechanical arm 3 comprises a plurality of rod bodies 31 which are sequentially rotationally connected, the rod bodies 31 can rotate horizontally and vertically, and drive the ball launching device 2 to displace in three-dimensional space, and the plurality of rod bodies 31 which are sequentially rotationally connected have simple structure and facilitate flexible movement of the ball launching device 2.

[0045] Preferably, the rod bodies 31 are all provided with driving motors, the driving motors can drive the adjacent rod bodies 31 to relatively rotate, the rack 1 is provided with a controller 16, the controller 16 can control the rod bodies 31 to move through the driving motors, and the arrangement of the controller 16 and the driving motors facilitates automatic displacement of the ball launching device 2 in use, and facilitates exercise of the reaction speed of a user, the driving motor is not specifically shown in the drawings of the utility model specification, but a person skilled in the art can realize the technical scheme according to the content of the specification.

[0046] The side surface of the arrangement cavity 13 is provided with a connecting hole 132 connected with the conveying pipe 5, and the bottom of the arrangement cavity 13 is provided with a guide portion 131 extending to the connecting hole 132; during rotation of the dial 4, the dial 4 drives the balls 6 to move along the guide portion 131 and enter the conveying pipe 5 through the connecting hole 132, the arrangement of the guide portion 131 facilitates the balls 6 to enter the connecting hole 132, avoids the balls 6 from always rotating along the arrangement cavity 13 together with the dial 4, and is beneficial to the dial 4 driving the balls 6 to enter the conveying pipe 5.

[0047] The arrangement cavity 13 is circular in cross section, the connecting hole 132 is connected with the side wall of the arrangement cavity 13 on one side and extends in the tangential direction of the side wall of the arrangement cavity 13, the guide part 131 is connected with the other side of the connecting hole 132, or the guide part 131 extends to the other side of the connecting hole 132, which facilitates the driving of the ball 6 into the connecting hole 132 by the dial 4, and avoids the ball 6 from being stuck at the end of the connecting hole 132.

[0048] The dial 4 is provided with a plurality of dial rods 41 around the circumference, the dial rods 41 are inclined in the opposite direction of the rotation direction of the dial 4 to form the driving part 42, the dial rods 41 form the receiving groove for storing the ball 6, and the second motor 7 drives the dial 4 to rotate, and the dial rods 41 drive the ball 6 in the receiving groove into the connecting hole 132 in sequence, the plurality of dial rods 41 around the circumference facilitate the uniform entry of the ball 6 into the conveying pipe 5, and the driving part 42 formed by the dial rods 41 being inclined in the opposite direction of the rotation direction of the dial 4 facilitates the driving of the ball 6 into the conveying pipe 5 by the dial rods 41, avoids the ball 6 from being pressed against the side wall of the connecting hole 132 by the driving part 42, and facilitates the entry of the ball 6 into the connecting hole 132.

[0049] Preferably, the dial 4 is provided with a support block 43, the dial rods 41 are arranged around the circumference of the support block 43, the second motor 7 is connected with the support block 43 and drives the dial 4 to rotate, and preferably the support block 43 allows the dial rods 41 to be suspended, which facilitates the dial rods 41 to abut against the middle part of the ball 6 and facilitates the movement of the ball 6 driven by the dial 4.

[0050] The storage cavity 11 is arranged at the top of the rack 1, the storage cavity 11 has an inclined side wall, the lower end of the side wall of the storage cavity 11 is connected with the arrangement cavity 13, the inclined side wall facilitates the entry of the ball 6 into the arrangement cavity 13 under the action of gravity, facilitates the entry of all the balls 6 into the arrangement cavity 13 during use, and is beneficial to improve the use rate of the balls 6 and facilitate the use of the user.

[0051] The rack 1 is fixedly provided with an upper shell 17 at the upper end, the lower end of the upper shell 17 is fixedly provided with a lower shell 18, the storage cavity 11 is arranged in the upper shell 17, the arrangement cavity 13 is arranged in the lower shell 18, the side of the lower shell 18 extends to form a first connecting head 181 connected with the conveying pipe 5, the connecting hole 132 is arranged in the first connecting head 181, and the outer shell 21 is provided with a second connecting head 213 connected with the conveying pipe 5.

[0052] The rack 1 is provided with an outer wall around the circumference, the upper shell 17 and the lower shell 18 are arranged on the inner side of the outer wall, and the outer wall is provided with a movable groove 14, and the conveying pipe 5 moves in the movable groove 14 during the movement of the mechanical arm 3.

[0053] The bottom of the frame 1 is provided with universal wheels 8, and the upper end or side of the frame 1 is provided with a handrail 9 for controlling the movement of the ball launching machine.

[0054] The above embodiment is only a preferred embodiment of the present application, and does not limit the protection scope of the present application, so that: any equivalent changes made according to the structure, shape and principle of the present application should be covered within the protection scope of the present application.

Claims

1. A ball launching machine comprising a frame (1) on which a storage cavity (11) for storing balls (6) is arranged, a delivery tube (5) is connected to the frame (1), a ball launching device (2) is connected to the delivery tube (5), the balls (6) in the storage cavity (11) can be delivered to the ball launching device (2) through the delivery tube (5) and the balls (6) are launched by the ball launching device (2), characterized in that: The bottom of the storage cavity (11) is provided with an arrangement cavity (13), the conveying pipe (5) is connected to the side wall of the arrangement cavity (13), a dial (4) is rotatably arranged in the arrangement cavity (13), a second motor (7) is arranged on the frame (1) to drive the dial (4) to rotate, the dial (4) is provided with a driving portion (42), the driving portion (42) can push the balls (6) into the conveying pipe (5) in sequence, and the balls (6) can enter the ball launching device (2) through the interaction force between the balls (6). The ball launching device (2) comprises a shell (21), two friction wheels (23) are arranged on the shell (21), a first motor (22) is arranged on the shell (21) to drive the friction wheels (23) to move, a ball launching cavity (212) is arranged in the shell (21), and the friction wheels (23) are arranged on the two sides of the ball launching cavity (212). When the balls (6) enter the ball launching cavity (212), the friction wheels (23) abut against the two sides of the balls (6) respectively, and drive the balls (6) to be launched out of the ball launching cavity (212).

2. A ball launching machine according to claim 1, wherein: The frame (1) is provided with a mechanical arm (3), the ball launching device (2) is arranged on the mechanical arm (3), the mechanical arm (3) can control the relative movement between the ball launching device (2) and the frame (1), and the conveying pipe (5) is a deformable pipe.

3. A ball launching machine according to claim 2, wherein: The mechanical arm (3) comprises a plurality of rod bodies (31) which are connected in sequence and can rotate horizontally and vertically, and drive the ball launching device (2) to displace in a three-dimensional space.

4. A ball launching machine according to claim 3, wherein: The rod bodies (31) are all provided with driving motors, the driving motors drive the adjacent rod bodies (31) to relatively rotate, and a controller (16) is arranged on the frame (1), and the controller (16) can control the rod bodies (31) to move through the driving motors.

5. A ball launching machine according to claim 1 or 2 or 3 or 4, wherein: The side of the arrangement cavity (13) is provided with a connecting hole (132) connected with the conveying pipe (5), and the bottom of the arrangement cavity (13) is provided with a guide portion (131) extending to the connecting hole (132); during the rotation of the dial (4), the balls (6) can be guided by the guide portion (131) and enter the conveying pipe (5) through the connecting hole (132).

6. A ball launching machine according to claim 5, wherein: The arrangement cavity (13) is circular in cross section, one side of the connecting hole (132) is connected with the side wall of the arrangement cavity (13) and extends to the tangent direction of the side wall of the arrangement cavity (13), and the guide portion (131) is connected with the other side of the connecting hole (132), or the guide portion (131) extends to the other side of the connecting hole (132).

7. A ball launching machine according to claim 6, wherein: A plurality of dial rods (41) are arranged on the outer circumferential surface of the dial (4) and are inclined in the opposite direction of the rotation direction of the dial (4) to form the driving portion (42), the dial rods (41) form receiving grooves for storing the balls (6) between the dial rods (41), and the dial rods (41) drive the balls (6) in the receiving grooves into the connecting hole (132) during the rotation of the dial (4) driven by the second motor (7).

8. A ball launching machine according to claim 1 or 2 or 3 or 4 or 6 or 7, wherein: The storage cavity (11) is arranged on the top of the frame (1), the storage cavity (11) has an inclined side wall, and the lower end of the side wall of the storage cavity (11) is connected with the arrangement cavity (13).

9. The ball launching machine of claim 1, wherein: The bottom of the frame (1) is provided with universal wheels (8), and the upper end or the side of the frame (1) is provided with a handrail (9) for controlling the movement of the ball launching machine.

10. A ball launching machine according to claim 1 or 2 or 3 or 4 or 6 or 7 or 9 and wherein: The contact switch (24) is arranged in the ball launching cavity (212), the first motor (22) is electrically connected with the controller (16), the controller (16) is electrically connected with the contact switch (24), the ball (6) entering the ball launching cavity (212) can trigger the contact switch (24), the controller (16) controls the movement of the first motor (22) according to the state of the contact switch (24), and then drives the ball (6) to be launched out of the ball launching cavity (212).

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