CN111530055A

CN111530055A - Badminton pitching machine

Info

Publication number: CN111530055A
Application number: CN202010503259.3A
Authority: CN
Inventors: 梁峰; 刘正浩
Original assignee: Fengcai Sports Technology Guangzhou Co ltd
Current assignee: Fengcai Sports Technology Guangzhou Co ltd
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2020-08-14

Abstract

The invention relates to the technical field of sports equipment, in particular to a badminton serving machine, which comprises a rack, a badminton feeding device and a badminton serving device, wherein the top of the rack is provided with a badminton inlet; the ball feeding device comprises a guide rail, a sliding block, a first motor, a pushing assembly and a clamping assembly, the guide rail, the pushing assembly and the ball serving device are arranged on the rack, and the clamping assembly is connected to the guide rail in a sliding mode through the sliding block and located below the ball inlet; the first motor drives the clamping assembly to reciprocate towards the pushing assembly along the guide rail through the crank rocker assembly, and drives the pushing assembly to reciprocate towards the ball serving device.

Description

Badminton pitching machine

Technical Field

The invention relates to the technical field of sports equipment, in particular to a badminton pitching machine.

Background

With the improvement of living standard of substances, people pay more and more attention to the quality of life. According to survey sports, the proportion of green consumption in daily consumption of people is on a continuously rising trend. As people's fitness exercise is getting more intense, the market demand of fitness equipment is also expanding.

Badminton is a popular sport in China and is more popular with teenagers. At present, the types of badminton serving machines are few, and a large development space is needed.

The existing service robot in China has four types: the first type is to throw a special racket ball by a motor, which has the same ball hitting principle as our ball hitting principle, but has limited angle and can simulate a few ball paths, and is generally used for the steps of ball picking speed and flying property of a badminton factory; the second striking ball head is sent out; the third is that the mechanical arm ball clamping head used by the current state team is thrown out at high speed, and the machine is heavy and has large volume. The support with the height of three meters is needed for supporting, the route of killing the ball can be simulated, and the price is high; the fourth is shooting with high pressure air jet shuttlecock. At present, the four badminton pitching machines can only serve the badminton by adjusting the pitching speed and pitching mechanical force or air pressure, have low speed and cannot meet the requirement of continuous and rapid pitching.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention aims to provide a badminton serving machine capable of serving badminton rapidly and continuously.

In order to solve the technical problems, the invention adopts the technical scheme that:

the badminton serving machine comprises a frame, a badminton feeding device and a badminton serving device, wherein the top of the frame is provided with a badminton inlet;

the ball feeding device comprises a guide rail, a sliding block, a first motor, a pushing assembly and a clamping assembly, the guide rail, the pushing assembly and the ball serving device are arranged on the rack, and the clamping assembly is connected to the guide rail in a sliding mode through the sliding block and located below the ball inlet; the first motor drives the clamping assembly to reciprocate towards the pushing assembly along the guide rail through the crank rocker assembly, and the first motor drives the pushing assembly to reciprocate towards the ball serving device.

The invention has the beneficial effects that: the first motor drives the clamping component to reciprocate towards the pushing component along the guide rail through the crank rocker component, the first motor rotates towards one direction to drive the clamping component to reciprocate on the rail, the rapid operation of the clamping component can be ensured, the first motor drives the pushing component and the clamping component to move, a series of actions of ascending, ball clamping, descending, ball releasing and ball pushing are controlled through simple unidirectional circular motion, the problem that an existing pitching machine is in an uncoordinated unstable state due to the fact that a plurality of power sources are controlled by a circuit and a program is solved, and energy consumption, size and cost can be reduced while coordination is improved; the whole equipment is smaller in size and convenient to carry.

Drawings

Fig. 1 is a schematic structural view of a badminton pitching machine according to an embodiment of the present invention;

FIG. 2 is a partially exploded view of a shuttlecock pitching machine according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of a pushing assembly of a badminton pitching machine according to an embodiment of the present invention;

FIG. 4 is an exploded view of FIG. 3;

FIG. 5 is a schematic view of a crank and rocker assembly of a shuttlecock pitching machine according to an embodiment of the present invention;

FIG. 6 is a schematic view of a clamping assembly of a badminton pitching machine according to an embodiment of the present invention;

FIG. 7 is a schematic view of a control column and a control block of a badminton pitching machine according to an embodiment of the present invention;

FIG. 8 is a schematic view of a pitch adjustment mechanism of a shuttlecock pitching machine according to an embodiment of the present invention;

description of reference numerals: 1. a frame; 11. a ball inlet; 2. a ball delivery device; 21. a guide rail; 22. a slider; 23. a first motor; 24. a push assembly; 241. a slide rail; 242. a pushing seat; 2421. a slider; 2422. a carrier; 24221. a connecting portion; 24222. a support portion; 24223. a guide portion; 2423. a limiting member; 243. a limiting column; 244. a limiting plate; 25. a crank rocker assembly; 251. a first link; 252. a second link; 253. a connecting shaft; 26. a clamping assembly; 261. a control column; 262. clamping arms; 263. a guide piece; 264. a control block; 3. a ball serving device; 31. a second motor; 32. a ball serving wheel; 4. a pitch adjustment device; 41. a first connecting frame; 42. a second link frame; 43. an adjusting block; 44. a worm; 45. a connecting arm; 5. a foot rest.

Detailed Description

In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.

Referring to fig. 1 to 8, a badminton serving machine of the present invention includes a frame 1, a ball feeding device 2 and a serving device 3, wherein a ball inlet 11 is formed at the top of the frame 1;

the ball feeding device 2 comprises a guide rail 21, a sliding block 22, a first motor 23, a pushing assembly 24 and a clamping assembly 26, the guide rail 21, the pushing assembly 24 and the ball serving device 3 are arranged on the rack 1, and the clamping assembly 26 is connected to the guide rail 21 through the sliding block 22 in a sliding manner and is positioned below the ball inlet 11; the first motor 23 drives the clamping assembly 26 to reciprocate along the guide rail 21 towards the pushing assembly 24 through the crank rocker assembly 25, and the first motor 23 drives the pushing assembly 24 to reciprocate towards the ball serving device 3.

From the above description, drive centre gripping subassembly 26 through crank rocker subassembly 25 through first motor 23 and towards push assembly 24 reciprocating motion along guide rail 21, owing to adopt crank rocker subassembly 25, realize that first motor 23 is rotatory just can drive centre gripping subassembly 26 and realize reciprocating motion on the track towards a direction, can guarantee the fast operation of centre gripping subassembly 26, drive the motion of push assembly 24 and centre gripping subassembly 26 through first motor 23 for the whole equipment volume is littleer, conveniently carries.

Further, the crank rocker assembly 25 includes a first connecting rod 251, a second connecting rod 252 and a connecting shaft 253, one end of the first connecting rod 251 is fixedly connected with the first motor 23, the other end is a free end, one end of the second connecting rod 252 is rotatably connected with the sliding block 22, the other end is a free end, and the free end of the first connecting rod 251 and the free end of the second connecting rod 252 are rotatably connected through the connecting shaft 253.

Further, the pushing assembly 24 includes a sliding rail 241, a pushing seat 242 and a reset member, the sliding rail 241 is fixed on the frame 1, and the pushing seat 242 runs along the rail; one end of the reset piece is connected to the pushing seat 242, and the other end of the reset piece is connected to the rack 1;

the pushing seat 242 intersects with the range swept by the first link 251.

As can be seen from the above description, the range swept by the pushing seat 242 and the first link 251 has an intersection, when the first motor 23 is operated, the connecting shaft 253 is driven to contact with the pushing seat 242 and push the pushing seat 242 to move along the track, and after the pushing seat 242 moves out of the intersection, due to the arrangement of the resetting member, the pushing seat 242 can be driven to return to the original position again, and then wait for the next impact pushing.

Further, the pushing assembly 24 further includes a limiting post 243 and a limiting plate 244, the limiting post 243 is connected to the frame 1, the limiting plate 244 is connected to the pushing seat 242, and a limiting groove which is matched with the limiting post 243 and limits the movement range of the limiting plate 244 is arranged on the limiting plate 244.

As can be seen from the above description, the limiting plate 244 and the limiting post 243 are arranged to limit the pushing assembly 24, so as to prevent the pushing assembly from being disengaged due to an excessively large movement range.

Furthermore, a guide part 24223 is arranged on one surface of the pushing seat 242 facing the clamping component 26, and the guide part 24223 is bent away from the ball feeding device 2; the pushing seat 242 comprises a sliding part 2421, a carrier part 2422 and a limiting part 2423, the carrier part 2422 comprises a connecting part 24221, a supporting part 24222 and a guiding part 24223, the supporting part 24222 is vertically connected to the connecting part 24221, and the guiding part 24223 is vertically connected to the supporting part 24222 and is perpendicular to the connecting part 24221; one end of the guide part 24223 far away from the support part 24222 is bent outwards;

the connecting part 24221 is connected to a sliding part 2421, the sliding part 2421 is slidably connected to the sliding rail 241, the limiting part 2423 is connected to the supporting part 24222, and a groove is formed on one surface of the limiting part 2423 facing the clamping component 26.

As can be seen from the above description, one end of the guide part 24223 away from the support part 24222 is bent outward to fit with one surface of the limiting part 2423 facing the clamping component 26, so that the shuttlecock with the clamping component 26 entering the pushing component 24 can be conveniently sent out.

Further, the clamping assembly 26 includes a control column 261, an elastic member, and two clamping arms 262 arranged in a mirror image, the clamping arms 262 are rotatably connected to the slider 22, and the elastic member drives the clamping arms 262 to rotate toward the other clamping arm 262;

the control column 261 is movably connected to the slider 22, a control block 264 is arranged on the control column 261, the control block 264 comprises an opening part and a tightening part, the opening part is a cylinder, the tightening part is a truncated cone, and the size of the bottom surface of the truncated cone is the same as that of the cylinder and is connected to the cylinder;

the two clamping arms 262 are clamped on the control block 264;

when the clamping assembly 26 moves to the top dead center, the two clamping arms 262 are clamped on the tightening part or the control column 261 facing to the ball inlet 11, and at the moment, the two clamping arms 262 are clamped;

when the clamping assembly 26 moves to the bottom dead center, the two clamping arms 262 are clamped on the opening portion, and the two clamping arms 262 are opened.

From the above description, through the cooperation between the arm 262 that control post 261, elastic component and two mirror images set up, can use the structure to realize that arm 262 passes through the elastic component when the top dead center and realizes pressing from both sides tightly and then carry out the centre gripping to the badminton, and in the in-process that centre gripping subassembly 26 goes up the decline, the change that realizes arm 262 centre gripping position through the terminal collision with frame 1 of control post 261 simultaneously realizes the centre gripping and the release of arm 262.

Further, the surface of the clamping arm 262 facing the other clamping arm 262 is a clamping surface, a groove is formed in the clamping surface, and a plurality of clamping teeth are arranged in the groove; the side of the clamping arm 262 facing the ball inlet 11 is provided with a guide blade 263 extending outwards.

From the above description, the clamping of the badminton can be realized through the action of the latch, and the badminton can be conveniently taken; through the setting of guide plate 263, can put the badminton mirror image direction of slope right, promote and grab the football rate, and then can use old ball and not block the ball, guarantee the continuous operation of machine, practice thrift the cost simultaneously.

Further, the service device 3 comprises two sets of service components arranged in a mirror image manner, and each service component comprises a second motor 31 and a service wheel 32 connected with the second motor 31.

Further, badminton pitching machine still includes electrical system and remote control unit, electrical system includes controller, electrical interface, battery and communicator, first motor 23, second motor 31, electrical interface, battery and communicator respectively with controller electric connection, the controller passes through the communicator and realizes the communication with remote control unit and be connected.

From the above description, through two power supply modes of the electric interface and the storage battery, the power-supply-free mobile teaching device can be used under the condition of no power supply, and is convenient for a coach to carry out mobile teaching; through the setting of controller, can control the rotational speed of first motor 23, second motor 31, and realize remote control through remote control unit, a key starts and pauses, makes things convenient for the coach to pause the training explanation.

Further, the badminton pitching machine further comprises a pitching adjusting device 4 and a foot rest 5, the foot rest 5 and the pitching adjusting device 4 for adjusting the pitching angle of the badminton pitching machine, and the stand 1 is connected with the foot rest 5 through the pitching adjusting device 4; the pitch adjusting device 4 comprises a first connecting frame 41, a second connecting frame 42, an adjusting block 43, a worm 44 and a connecting arm 45, wherein the first connecting frame 41 is connected to the bottom of the frame 1, the second connecting frame 42 is connected to the foot rest 5, the first connecting frame 41 and the second connecting frame 42 are rotatably connected, the worm 44 is rotatably connected to the first connecting frame 41, and the adjusting block 43 is provided with a threaded hole matched with the worm 44 and is connected with the worm 44;

one end of the connecting arm 45 is rotatably connected to the adjusting block 43, and the other end is rotatably connected to the second connecting block.

As can be seen from the above description, by rotating the worm 44, the position of the adjusting block 43 is changed, and further the angle of the connecting arm 45 is changed, so that the angles of the first connecting frame 41 and the second connecting frame 42 are changed; the problem that the contact positions of the serving wheel 32 and the shuttlecock are different due to the change of the angle of the serving wheel 32 so as to cause insufficient serving stability is solved; in addition, an elevation angle control component of the launching wheel needs to be additionally added, so that the volume and the weight of the product are increased, and the portability of the product is not facilitated; aiming at the problem, an independent elevation angle adjusting module is used, the whole inclination angle of the machine is controlled by utilizing the lever principle and the worm and gear 44 principle, and the service modes of different angles are realized.

Example one

A badminton pitching machine comprises a frame, a badminton feeding device and a pitching device, wherein the top of the frame is provided with a badminton inlet;

The crank rocker assembly comprises a first connecting rod, a second connecting rod and a connecting shaft, one end of the first connecting rod is fixedly connected with the first motor, the other end of the first connecting rod is a free end, one end of the second connecting rod is rotatably connected with the sliding block, the other end of the second connecting rod is a free end, and the free end of the first connecting rod and the free end of the second connecting rod are rotatably connected through the connecting shaft.

The pushing assembly comprises a sliding rail, a pushing seat and a resetting piece, the sliding rail is fixed on the rack, and the pushing seat runs along the rail; one end of the reset piece is connected to the pushing seat, and the other end of the reset piece is connected to the rack; the reset piece is a tension spring;

the pushing seat and the range swept by the first connecting rod have intersection.

The pushing assembly further comprises a limiting column and a limiting plate, the limiting column is connected to the rack, the limiting plate is connected to the pushing seat, a limiting groove which is matched with the limiting column and limits the motion range of the limiting plate is formed in the limiting plate, and the length direction of the limiting groove is parallel to the length direction of the sliding rail.

The pushing seat comprises a sliding piece, a bearing piece and a limiting piece, the bearing piece comprises a connecting part, a supporting part and a guiding part, the supporting part is vertically connected to the connecting part, and the guiding part is vertically connected to the supporting part and is perpendicular to the connecting part; one end of the guide part, which is far away from the support part, is bent outwards;

the connecting portion is connected on the sliding piece, the sliding piece is connected on the sliding rail in a sliding mode, the limiting piece is connected on the supporting portion, and a groove is formed in one face, facing the clamping assembly, of the limiting piece.

The clamping assembly comprises a control column, an elastic piece and two clamping arms arranged in a mirror image manner, the clamping arms are rotatably connected to the sliding block, and the elastic piece drives the clamping arms to rotate towards the other clamping arm; the elastic piece is a metal elastic clip;

the control column is movably connected to the sliding block, a control block is arranged on the control column, the control block comprises an opening part and a tightening part, the opening part is a cylinder, the tightening part is a circular table body, and the size of the bottom surface of the circular table body is the same as that of the cylinder and is connected to the cylinder;

the two clamping arms are clamped on the control block; and silica gel sleeves for shock absorption and noise reduction are arranged at the two ends of the control column.

When the clamping assembly runs to a top dead center which can be reached by the clamping assembly along the guide rail through the sliding block, the two clamping arms are clamped on the tightening part or the tightening part to the control column facing one end of the ball inlet, and at the moment, the two clamping arms are clamped;

when the clamping assembly runs to the bottom dead center where the clamping assembly can reach along the guide rail through the sliding block, the two clamping arms are clamped on the opening part, and at the moment, the two clamping arms are opened.

The clamping arm comprises a clamping surface facing to the other clamping arm, a groove is formed in the clamping surface, and a plurality of clamping teeth are arranged in the groove; and one side of the clamping arm facing the ball inlet is provided with a guide sheet extending outwards.

The ball serving device comprises two groups of mirror image ball serving assemblies, and each ball serving assembly comprises a second motor and a ball serving wheel connected with the second motor.

Badminton service robot still includes electrical system and remote control unit, electrical system includes controller, electrical interface, battery and communicator, first motor, second motor, electrical interface, battery and communicator respectively with controller electric connection, the controller passes through the communicator and realizes the communication with remote control unit and be connected.

The first motor and the second motor are speed reducing motors, and the speed reducing motors are adopted, so that the motor has higher torque; the storage battery is a lithium battery; the communicator and the remote controller can realize communication connection through ZigBee, Bluetooth and infrared rays; the controller is a singlechip manufactured by MCS-51 series Intel company;

the badminton pitching machine further comprises a pitching adjusting device and a foot rest, wherein the pitching adjusting device comprises a first connecting frame, a second connecting frame, an adjusting block, a worm and a connecting arm, the first connecting frame is connected to the bottom of the machine frame, the second connecting frame is connected to the foot rest, the first connecting frame is rotatably connected with the second connecting frame, the worm is rotatably connected to the first connecting frame, and the adjusting block is provided with a threaded hole matched with the worm and is connected with the worm;

one end of the connecting arm is rotatably connected to the adjusting block, and the other end of the connecting arm is rotatably connected to the second connecting block.

Example two

Badminton service robot still includes electrical system and remote control unit, electrical system includes controller, electrical interface, battery and communicator, first motor, second motor, electrical interface, battery and communicator respectively with controller electric connection, the controller passes through the communicator and realizes the communication with remote control unit and be connected. The first motor and the second motor are speed reducing motors, and the speed reducing motors are adopted, so that the motor has higher torque; the storage battery is a lithium battery; the communicator and the remote controller can realize communication connection through ZigBee, Bluetooth and infrared rays; the controller is a singlechip manufactured by MCS-51 series Intel corporation.

In conclusion, the badminton pitching machine provided by the invention has the advantages that the pitching speed is 140 kilometers at the fastest speed, the pitching height is 7 meters, the maximum pitching height is nine meters, the training requirements are completely met, the structural design is optimized, the weight is within 6.5 kilograms, the volume is 30 centimeters, the volume is small, the weight is light, and the badminton pitching machine is convenient and easy to carry.

Through the setting of controller, can realize the speed infinitely variable fine setting of playing, can accurate regulation drop point, the drop point degree of accuracy 40 centimetres square, far away super experienced coach manual service.

The ball barrel is filled with balls with weight less than 1.5 kilograms, and a child in the age of 6 can easily assemble and disassemble the ball barrel.

Through will get the ball module and push away the ball module and merge and be the ball feeding device, use the drive structure of first motor and crank rocker subassembly to accomplish in step and get the action of ball and push away the ball, can let the machine degree of adaptability better when the function like this, because do not need a plurality of module collaborative work, the stability of product is stronger, is fit for continuous operation under the high frequency, and raw and other materials cost is lower.

By independently arranging the ball serving device, the launching wheel and the motor are loss products, so that the launching wheel and the motor are independently manufactured into a module, and replacement is convenient.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.

Claims

1. A badminton pitching machine is characterized by comprising a frame, a badminton feeding device and a badminton pitching device, wherein the top of the frame is provided with a badminton inlet;

2. The badminton pitching machine according to claim 1, wherein the crank and rocker assembly comprises a first connecting rod, a second connecting rod and a connecting shaft, one end of the first connecting rod is fixedly connected with the first motor, the other end of the first connecting rod is a free end, one end of the second connecting rod is rotatably connected with the sliding block, the other end of the second connecting rod is a free end, and the free end of the first connecting rod and the free end of the second connecting rod are rotatably connected through the connecting shaft.

3. A badminton pitching machine according to claim 2, wherein the pushing assembly comprises a slide rail, a pushing seat and a resetting member, the slide rail is fixed on the frame, and the pushing seat runs along the rail; one end of the reset piece is connected to the pushing seat, and the other end of the reset piece is connected to the rack;

4. The shuttlecock pitching machine of claim 3, wherein the pushing assembly further comprises a limiting post and a limiting plate, the limiting post is connected to the frame, the limiting plate is connected to the pushing seat, and a limiting groove which is matched with the limiting post and limits the motion range of the limiting plate is arranged on the limiting plate.

5. A shuttlecock pitching machine as claimed in claim 3, characterised in that the face of the pushing seat facing the clamping assembly is provided with a guide which is bent away from the shuttlecock feeding device.

6. The shuttlecock pitching machine according to claim 1, wherein the clamping assembly comprises a control column, an elastic member and two clamping arms arranged in a mirror image manner, the clamping arms are rotatably connected to the sliding block, and the elastic member drives the clamping arms to rotate towards the other clamping arm;

the control column is movably connected on the sliding block, a control block is arranged on the control column and comprises an opening part and a tightening part,

the two clamping arms are clamped on the control block;

the two clamping arms are clamped on the tightening part or the control column from the tightening part to one end facing the ball inlet, and at the moment, the two clamping arms are clamped;

the two clamping arms are clamped on the opening part, and at the moment, the two clamping arms are opened.

7. The shuttlecock pitching machine according to claim 6, wherein the surface of the clamping arm facing the other clamping arm is a clamping surface, a groove is arranged on the clamping surface, and a plurality of clamping teeth are arranged in the groove; and one side of the clamping arm facing the ball inlet is provided with a guide sheet extending outwards.

8. A shuttlecock pitching machine as claimed in any of claims 1 to 7 wherein said pitching apparatus comprises two sets of mirror image pitching assemblies comprising a second motor and a pitching wheel connected to the second motor.

9. The shuttlecock pitching machine according to claim 8, further comprising an electric control system and a remote control device, wherein the electric control system comprises a controller, an electric interface, a storage battery and a communicator, the first motor, the second motor, the electric interface, the storage battery and the communicator are respectively and electrically connected with the controller, and the controller is in communication connection with the remote control device through the communicator.

10. A badminton pitching machine according to any one of claims 1 to 7, further comprising a foot rest and a pitching adjusting device for adjusting the pitching angle, wherein the frame is connected with the foot rest through the pitching adjusting device.