CN213724760U - Tennis ball serving machine - Google Patents
Tennis ball serving machine Download PDFInfo
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- CN213724760U CN213724760U CN202021772398.8U CN202021772398U CN213724760U CN 213724760 U CN213724760 U CN 213724760U CN 202021772398 U CN202021772398 U CN 202021772398U CN 213724760 U CN213724760 U CN 213724760U
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- serving
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Abstract
The utility model relates to the field of sports equipment, a tennis service robot is disclosed, including base, removal wheel, service robot subassembly and storage ball fill. The tennis ball storage hopper is arranged at the top of the ball serving assembly and used for storing tennis balls, a communicating pipeline is arranged between the tennis ball storage hopper and the ball serving assembly, and the tennis balls flow into the ball serving assembly through the communicating pipeline. But this service robot is connected through setting to the transmission between service subassembly and the base for the base is rotatory relatively to the service subassembly, thereby adjusts the horizontal angle of service, adjusts the vertical angle of service through the service subassembly, makes whole service robot can be in 360 degrees within ranges service, has improved service robot's practicality, simple structure moreover, easily operation.
Description
Technical Field
The utility model relates to a sport equipment field specifically, relates to a tennis service robot.
Background
Tennis is a type of ball game that is commonly played between two singlets or two pairs of players. The player strikes a tennis ball with a tennis racket on a tennis court with a net interposed therebetween. The service robot is often needed to be used in the tennis practice process, but the existing service robot cannot adjust the angle of service or can adjust the angle of service, but the structure is complex.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a tennis service robot, this service robot can not adjust the angle of service, simple structure moreover, easily realization.
In order to achieve the above object, the utility model provides a tennis service robot, include:
the four corners of the bottom of the base are provided with moving wheels;
the tennis ball serving assembly is rotatably connected to the top of the base and used for serving tennis balls, and the vertical angle of the tennis ball serving assembly is adjustable;
the tennis storage hopper is arranged at the top of the ball serving assembly and used for storing tennis balls, a communicating pipeline is arranged between the tennis storage hopper and the ball serving assembly, and the tennis balls flow into the ball serving assembly through the communicating pipeline.
Preferably, the service assembly comprises:
the mounting seat is internally provided with a cavity, and the outer side of the mounting seat is provided with a ball outlet;
the supporting column is vertically arranged at the bottom of the cavity;
the service barrel is a cylindrical barrel with an opening at one end, the opening is opposite to the ball outlet, the middle part of the service barrel is connected with the top of the support column through a shaft, the service barrel can rotate on a vertical surface relative to the support column, and the communication pipeline is communicated with the middle part of the service barrel;
the ball serving mechanism is arranged at one end, far away from the opening, of the interior of the ball serving barrel and is used for serving the tennis;
the angle adjusting mechanism is arranged between the mounting seat and the service barrel and used for adjusting the angle of the service barrel.
Preferably, the service mechanism comprises:
the cylinder is arranged in the ball serving barrel, and the output direction of the cylinder is consistent with the opening direction of the ball serving barrel;
one end of the push rod is connected with the output end of the air cylinder;
the motor is arranged at one end of the push rod, which is far away from the cylinder;
the pushing plate is arranged at the output end of the motor, and the surface of the pushing plate, which is in contact with the tennis ball, is a rough cambered surface.
Preferably, a buffer rod is arranged between the motor and the push plate.
Preferably, the angle adjusting mechanism includes:
the first motor is arranged at the bottom of the inner cavity of the mounting seat;
one end of the transmission screw rod is connected with an output shaft of the first motor, and the other end of the transmission screw rod is connected with the inner side wall of the mounting seat through a bearing;
the nut is sleeved on the transmission screw rod in a threaded manner;
and two ends of the connecting rod are respectively hinged with the outer side of the nut and one end of the pitching barrel, which is far away from the opening.
Preferably, an induction door is arranged at the joint of the communicating pipe and the service cylinder, and is used for isolating a tennis ball outside the service cylinder when a tennis ball is in the service cylinder, and is used for placing a tennis ball into the service cylinder when no tennis ball is in the service cylinder.
Preferably, a telescopic hose is further arranged between the communication pipeline and the ball serving barrel.
Preferably, the inner part of the service barrel is also provided with a retaining ring for retaining the tennis ball, and the retaining ring enables a gap to be reserved between the tennis ball and the service mechanism.
Preferably, the base is further provided with a second motor and a speed reducer connected with the second motor, an output shaft of the speed reducer penetrates through the base and is fixedly connected with the bottom of the ball serving assembly, and a bearing is arranged at the joint of the output shaft of the speed reducer and the base.
Through the technical scheme, the utility model discloses a tennis service robot, but this service robot is connected through setting to the transmission between service subassembly and the base for the base is rotatory relatively to the service subassembly, thereby adjusts the horizontal angle of service, adjusts the vertical angle of service through the service subassembly, makes whole service robot can be at 360 degrees within ranges service, has improved service robot's practicality, simple structure moreover, easily operation.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of a tennis ball serving machine according to an embodiment of the present invention;
figure 2 illustrates a cross-sectional view of a tennis ball serving machine in accordance with an embodiment of the present invention;
fig. 3 shows an enlarged schematic view of fig. 2 according to the present invention;
fig. 4 shows an enlarged schematic view of the present invention at B in fig. 2.
In the figure:
1. base 2, removal wheel
3. Service assembly 31, mount pad
32. Support column 33 and ball serving barrel
34. Service mechanism 341, cylinder
342. Push rod 343, motor
344. Push plate 35, angle adjustment mechanism
351. First motor 352 and transmission screw rod
353. Nut 354 and connecting rod
36. Induction door 37, retractable hose
38. Baffle ring 4 and ball storage hopper
5. Second motor 6 and speed reducer
7. Handle bar
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
Fig. 1 is a schematic structural view of a tennis ball serving machine according to an embodiment of the present invention; referring to fig. 1, the present embodiment discloses a tennis ball serving machine, which includes a base 1, a movable wheel 2, a serving assembly 3, and a ball storage bucket 4. The tennis ball storage device comprises four movable wheels 2, the four movable wheels 2 are arranged at four corners of the bottom of a base 1 respectively, a serving assembly 3 is rotatably connected to the top of the base 1 and used for sending tennis balls, the vertical angle of the serving assembly 3 is adjustable, a tennis ball storage hopper 4 is arranged at the top of the serving assembly 3 and used for storing the tennis balls, a communicating pipeline is arranged between the tennis ball storage hopper 4 and the serving assembly 3, and the tennis balls flow into the serving assembly 3 through the communicating pipeline. Of course, in order to move the whole service robot conveniently, a handle 7 can be arranged at the top of the ball storage hopper 4, so that the whole service robot can be moved by pulling the handle 7.
Fig. 2 is a cross-sectional view of a tennis ball serving machine according to an embodiment of the present invention, referring to fig. 2, a serving assembly 3 may include a mounting seat 31, a supporting pillar 32, a serving barrel 33, a serving mechanism 34, and an angle adjusting mechanism 35. The inside of mount pad 31 is provided with the cavity, and the outside of mount pad 31 is provided with out the ball mouth, support column 32 is vertical to be set up in the bottom of cavity, a service section of thick bamboo 33 is an one end open-ended cylinder section of thick bamboo, the opening is relative with out the ball mouth, the middle part of a service section of thick bamboo 33 passes through the hub connection with the top of support column 32, and a service section of thick bamboo 33 is rotatory on vertical face relative support column 32, thereby adjust the vertical angle of service, the intercommunication pipeline communicates with the middle part of a service section of thick bamboo 33, the tennis gets into inside a service section of thick bamboo 33 from the intercommunication pipeline, service mechanism 34 sets up in the inside one end of keeping away from the opening of a service section of thick bamboo 33, be used for sending the tennis, angle adjustment mechanism 35 sets up between mount pad 31 and a service section of thick bamboo 33, be used for adjusting the vertical angle degree of a service section of thick bamboo 33.
Specifically, when serving, the angle adjusting mechanism 35 and the service module 3 are rotated to adjust the service angle, a plurality of tennis balls are placed in the ball storage hopper 4, and the tennis balls flow through the communicating pipe and enter the service cylinder 33, of course, the inner diameter of the service cylinder 33 is larger than the diameter of one tennis ball and smaller than the diameters of two tennis balls, so that only one tennis ball is ensured to be in the service cylinder 33, and only one tennis ball is delivered during single service. In order to better ensure that only one tennis ball is arranged in the service cylinder 33, the sensing door 36 is arranged at the joint of the communication pipeline and the service cylinder 33, and when a tennis ball is arranged in the service cylinder 33, the sensing door 36 is used for blocking the tennis ball outside the service cylinder 33, namely, the sensing door 36 is closed to block the entrance of the tennis ball and prevent other tennis balls from entering the service cylinder 33; when there is no tennis ball in the service cylinder 33, the sensing door 36 is used to put a tennis ball into the service cylinder 33, that is, the sensing door 36 is opened, and a tennis ball is put into the service cylinder 33, and then closed again for a second cycle, so as to ensure that the service cylinder 33 has only one tennis ball all the time. Tennis balls are delivered through the serving mechanism 34 after entering the interior.
Fig. 3 is an enlarged schematic view of fig. 2 a of the present invention, and referring to fig. 3, the ball-serving mechanism 34 may include a cylinder 341, a push rod 342, a motor 343, and a push plate 344. The cylinder 341 is disposed inside the service cylinder 33, and the output direction of the cylinder is the same as the opening direction of the service cylinder 33, so that it is ensured that tennis balls will not collide with the inner wall of the service cylinder 33 during the service process, the service is more stable, one end of the push rod 342 is connected to the output end of the cylinder 341, the motor 343 is disposed at one end of the push rod 342 far from the cylinder, and the push plate 344 is disposed at the output end of the motor 343. When serving, the tennis ball is pushed out by the thrust of the cylinder 341, thereby achieving the purpose of serving. In addition, the motor 343 can drive the push plate 344 to rotate, and in the process of rotating and pushing out, the tennis can be driven to rotate together, so that a rotary ball can be sent out, and internal rotation or external rotation can be realized through forward rotation and reverse rotation of the motor 343, so that the whole pitching machine can send out not only a straight line ball but also a rotary ball, so that a sportsman can exercise better and comprehensively, and the force and the rotating speed of pitching can be controlled through the pushing-out speed of the cylinder 341 and the rotating speed of the motor 343. The surface of the push plate 344, which is in contact with the tennis ball, is a rough arc surface, so that the push plate 344 can be in full contact with the tennis ball, and the tennis ball can be better sent out. A buffer rod is arranged between the motor 343 and the push plate 344, so that the bounce generated by the push plate 344 to the motor 343 during service can be reduced, and the motor 343 can be effectively protected. A telescopic hose 37 is further arranged between the communicating pipeline and the service barrel 33, the telescopic hose 37 is a corrugated hose, so that the service barrel 33 drives the telescopic hose 37 to deform when the angle is adjusted, hard force cannot be generated on the service barrel 33 and the communicating pipeline, the communicating pipeline is always communicated with the service barrel 33, and the safety of the service machine is improved. A blocking ring 38 for blocking the tennis ball is further disposed inside the service cylinder 33, and the blocking ring 38 provides a gap between the tennis ball and the service mechanism 34, so that a certain distance exists between the pushing plate 344 and the tennis ball during service, and the cylinder 341 can provide sufficient service force during service, thereby providing a better service effect.
Fig. 4 shows an enlarged schematic view of a position B in fig. 2 of the present invention, please refer to fig. 4, the angle adjusting mechanism 35 may include a first motor 351, a transmission screw rod 352, a nut 353 and a connecting rod 354, the first motor 351 is disposed at the bottom of the inner cavity of the mounting seat 31, one end of the transmission screw rod 352 is connected to an output shaft of the first motor 351, the other end of the transmission screw rod is connected to the inner side wall of the mounting seat 31 through a bearing, the nut 353 is threadedly sleeved on the transmission screw rod 352, and two ends of the connecting rod 354 are respectively hinged to the outer side of the nut 353 and one end of the ball-launching tube 33 far away from the opening.
Specifically, when the vertical angle is adjusted, the first motor 351 drives the transmission screw rod 352 to rotate, the transmission screw rod 352 drives the nut 353 to do linear motion on the transmission screw rod 352, and the connecting rod 354, the nut 353 and the service barrel 33 are hinged to each other, so that the nut 353 can drive the connecting rod 354 and the nut 353 to change the angle while moving, the connecting rod 354 and the nut 353 can drive the service barrel 33 to change the angle while changing the angle, and the operation is simple and convenient.
Referring to fig. 2, a second motor 5 and a speed reducer 6 connected to the second motor 5 are further disposed inside the base 1, an output shaft of the speed reducer 6 penetrates through the base 1 and is fixedly connected to the bottom of the service module 3, and a bearing is disposed at a connection position of the output shaft of the speed reducer 6 and the base 1.
Through the technical scheme, the utility model discloses a tennis service robot, but this service robot is connected through setting to the transmission between service subassembly 3 and the base 1 for service subassembly 3 is base 1 rotatory relatively, thereby adjusts the horizontal angle of service, adjusts the vertical angle of service through service subassembly 3, makes whole service robot can be at 360 degrees within ranges service, has improved the practicality of service robot, simple structure moreover, easily operation.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be within the scope of the present invention to perform various simple modifications to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention. It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and in order to avoid unnecessary repetition, the present invention does not need to describe any combination of the features.
In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.
Claims (9)
1. A tennis ball serving machine, comprising:
the device comprises a base (1), wherein four corners of the bottom of the base (1) are provided with movable wheels (2);
the serving component (3) is rotatably connected to the top of the base (1) and used for serving tennis balls, and the vertical angle of the serving component (3) is adjustable;
the tennis ball storage hopper (4) is arranged at the top of the serve assembly (3) and used for storing tennis balls, a communicating pipeline is arranged between the tennis ball storage hopper (4) and the serve assembly (3), and the tennis balls flow into the serve assembly (3) through the communicating pipeline.
2. Tennis ball serving machine according to claim 1, characterized in that said serving assembly (3) comprises:
the ball-shaped ball socket comprises a mounting seat (31), wherein a cavity is formed in the mounting seat (31), and a ball outlet is formed in the outer side of the mounting seat (31);
a support post (32), the support post (32) being vertically disposed at the bottom of the cavity;
the service drum (33) is a cylindrical drum with one end open, the opening is opposite to the ball outlet, the middle of the service drum (33) is connected with the top of the support column (32) through a shaft, the service drum (33) can rotate on a vertical surface relative to the support column (32), and the communication pipeline is communicated with the middle of the service drum (33);
a ball serving mechanism (34), wherein the ball serving mechanism (34) is arranged at one end of the interior of the ball serving barrel (33) far away from the opening and is used for serving the tennis ball;
the angle adjusting mechanism (35) is arranged between the mounting seat (31) and the ball serving barrel (33) and used for adjusting the angle of the ball serving barrel (33).
3. The tennis ball serving machine of claim 2, wherein said serving mechanism (34) comprises:
the air cylinder (341) is arranged in the ball serving barrel (33), and the output direction of the air cylinder (341) is consistent with the opening direction of the ball serving barrel (33);
the push rod (342), one end of the said push rod (342) is connected with output end of the air cylinder (341);
the motor (343), the said motor (343) is set up in the one end far away from air cylinder of the push rod (342);
the push plate (344) is arranged at the output end of the motor (343), and the surface of the push plate (344) contacting the tennis ball is a rough cambered surface.
4. The tennis pitching machine according to claim 3, wherein a bumper bar is provided between said motor (343) and said pusher (344).
5. Tennis pitching machine according to claim 2, wherein said angular adjustment means (35) comprise:
the first motor (351), the first motor (351) is arranged at the bottom of the inner cavity of the mounting seat (31);
one end of the transmission screw rod (352) is connected with an output shaft of the first motor (351), and the other end of the transmission screw rod (352) is connected with the inner side wall of the mounting seat (31) through a bearing;
the nut (353) is sleeved on the transmission screw rod (352) in a threaded manner;
and two ends of the connecting rod (354) are hinged with the outer side of the nut (353) and one end, far away from the opening, of the ball barrel (33) respectively.
6. Tennis ball pitching machine according to claim 2, wherein said connecting channel is provided with an induction door (36) at the connection with the pitching barrel (33), said induction door (36) being adapted to block a tennis ball located outside the pitching barrel (33) when there is a tennis ball inside the pitching barrel (33), said induction door (36) being adapted to place a tennis ball inside the pitching barrel (33) when there is no tennis ball inside the pitching barrel (33).
7. Tennis pitching machine according to claim 2, characterised in that a flexible hose (37) is also provided between said communication duct and the pitching barrel (33).
8. Tennis pitching machine according to claim 2, characterised in that said pitching barrel (33) is also internally provided with a stop ring (38) for stopping the tennis ball, said stop ring (38) providing clearance between the tennis ball and the pitching mechanism (34).
9. The tennis ball serving machine of claim 1, wherein a second motor (6) and a speed reducer (7) connected with the second motor (6) are further arranged inside the base (1), an output shaft of the speed reducer (7) penetrates through the base (1) and is fixedly connected with the bottom of the serving component (3), and a bearing is arranged at the connection position of the output shaft of the speed reducer (7) and the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021772398.8U CN213724760U (en) | 2020-08-21 | 2020-08-21 | Tennis ball serving machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021772398.8U CN213724760U (en) | 2020-08-21 | 2020-08-21 | Tennis ball serving machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213724760U true CN213724760U (en) | 2021-07-20 |
Family
ID=76840587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021772398.8U Active CN213724760U (en) | 2020-08-21 | 2020-08-21 | Tennis ball serving machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213724760U (en) |
-
2020
- 2020-08-21 CN CN202021772398.8U patent/CN213724760U/en active Active
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