CN109316728A - A kind of tennis teaching training method - Google Patents
A kind of tennis teaching training method Download PDFInfo
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- CN109316728A CN109316728A CN201811206430.3A CN201811206430A CN109316728A CN 109316728 A CN109316728 A CN 109316728A CN 201811206430 A CN201811206430 A CN 201811206430A CN 109316728 A CN109316728 A CN 109316728A
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- 238000000034 method Methods 0.000 title claims abstract description 32
- 230000005484 gravity Effects 0.000 claims abstract description 11
- 230000009471 action Effects 0.000 claims description 28
- 230000001105 regulatory effect Effects 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 239000007921 spray Substances 0.000 claims description 2
- 239000002775 capsule Substances 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 238000004458 analytical method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 25
- 238000001179 sorption measurement Methods 0.000 description 14
- 230000001976 improved effect Effects 0.000 description 13
- 230000008859 change Effects 0.000 description 10
- 238000000889 atomisation Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000005489 elastic deformation Effects 0.000 description 4
- 230000006698 induction Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B69/00—Training appliances or apparatus for special sports
- A63B69/40—Stationarily-arranged devices for projecting balls or other bodies
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B69/00—Training appliances or apparatus for special sports
- A63B69/38—Training appliances or apparatus for special sports for tennis
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2102/00—Application of clubs, bats, rackets or the like to the sporting activity ; particular sports involving the use of balls and clubs, bats, rackets, or the like
- A63B2102/02—Tennis
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2220/00—Measuring of physical parameters relating to sporting activity
- A63B2220/50—Force related parameters
- A63B2220/51—Force
- A63B2220/52—Weight, e.g. weight distribution
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2220/00—Measuring of physical parameters relating to sporting activity
- A63B2220/50—Force related parameters
- A63B2220/56—Pressure
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Manipulator (AREA)
Abstract
The invention belongs to tennis teaching technical field, specifically a kind of tennis teaching training method, tennis service device used in this method includes service robot and controller, and the controller is mounted on the outside of service robot, and controller is used for control device automatic running；The service robot includes shell, service catapult-launching gear, lifting unit and goal channel, and the shell upper end is inclined-plane, and shell side is equipped with goal channel, and lifting unit is located at enclosure interior；The goal channel slopes are arranged, and lower one end is contacted with the end of telescoping cylinder in goal channel；The lifting unit includes telescoping cylinder and gravity sensor, and lifting unit is used to the tennis in goal channel releasing shell；The service catapult-launching gear is located on the upper surface of shell；The present invention carries out Accurate Analysis to the information acquired in training process by computer and improves the efficiency of teaching of tennis so that the movement and grip of holding bat to student are targetedly instructed.
Description
Technical field
The invention belongs to tennis teaching technical field, specifically a kind of tennis teaching training method.
Background technique
Present tennis training after being mostly coach's explanation, then is made a demonstration, and student and then imitates；General feelings
Under condition, a coach can only teach 1-3 student, and effect is poor.For this teaching pattern there are inefficiency, study course is slow
The problem of, the present invention proposes a kind of tennis teaching training method accordingly.
In tennis training, ball is continuously fed by coach, it is most common in tennis training that sportsman, which continuously returns serve,
Method, this method not only consumes a large amount of physical strength of coach, but also can not also track to the motion profile of ball speed, ball, it is difficult to
The judgement of science is made to accuracy, the stability of service.Tennis serve machine, can be continuous as a kind of Training Aids Facility
Ground, steadily, accurately to sportsman serve a ball, with achieve the purpose that it is scientific, accurately train.
Also occur some tennis transmitters in the prior art, such as application No. is 2016111582522 China is special
Benefit discloses a kind of intelligent tennis ball ball serving device, including service robot, ARM microprocessor, velometer, camera, remote controler and rubber
Belt；The invention constitutes control system of the invention using remote controler and ARM microprocessor, is used as using service robot and executes dress
It sets, wherein realized and resetted using linear motor, and initial velocity is set at a distance from ball mouth by sliding block, using rotation electricity
Machine and lifting motor set initial orientation, the effectively original state of control service, implement science instruction to sportsman convenient for coach
Practice.
The technical solution, it is easy to adjust, accuracy rate is high and training effect is good.But apparatus structure is more in the technical solution
Complexity, operation are not easy, and tennis service angular adjustment efficiency also needs to be further increased, so that the program is restricted.
Summary of the invention
In order to make up for the deficiencies of the prior art, it the invention proposes a kind of tennis teaching training method, is able to solve existing
Some tennis teaching inefficiency, the slow problem of study course, improve the efficiency of tennis training.
The technical solution adopted by the present invention to solve the technical problems is: a kind of tennis teaching training method, this method step
It is rapid as follows:
S1: tennis is put into tennis service device, is replaced using tennis service device when student's hands-on artificial
Service；When teaching, coach carries out theory teaching and action modeling first, and student carries out practical batting training according to demonstration, and
Artificial service inefficiency, can not meet training requirement, can be improved service efficiency by the service of tennis service device, to mention
High quality of instruction；
S2: action sensor is sticked at student's body joints position in S1, and action sensor is connect with computer, will
Action message when Student Training feeds back to computer by action sensor, and computer divides the shot of student
Analysis；In hands-on, the action message of student is passed to by computer by action sensor, computer can move student
It analyses and compares as state, finds out movement place lack of standardization and feed back to coach, coach carries out specific aim to student after collecting
Guidance, to improve tennis teaching efficiency；
S3: installing pressure inductor at tennis racket handle position, pressure inductor connect with the computer in S2, presses
Power inductor can perceive the dynamics of holding bat of student, and then feed back information to the computer in S2, and computer carries out information
It analyses and compares；The dynamics information of holding bat of student is passed into computer by pressure sensor, computer analyzes information,
To judge student grip of holding bat whether normative and reasonable, if unreasonable, coach i.e. to student carry out specific aim guidance, to mention
High tennis teaching efficiency；
S4: adding blower, and blower is connect with the controller of tennis service device in S1, shifts blower onto training court
On, the tennis to fly in training is blowed in controller control blower, influences the flight path of tennis, increases training difficulty；
When training, after the service of tennis service device, controller can control blower blowing air, to influence tennis in-flight, change
The flight path of tennis keeps the drop point of tennis unpredictable, improves the quick-reaction capability of student, improves tennis teaching efficiency；
Tennis service device of the S1 into S4 includes service robot and controller, and the controller is mounted on outside service robot
Side, controller are used for control device automatic running；The service robot includes shell, service catapult-launching gear, lifting unit and goal
Channel, the shell upper end are inclined-plane, and shell side is equipped with goal channel, and lifting unit is located at enclosure interior；Described score is led to
Road is obliquely installed, and lower one end is contacted with the end of telescoping cylinder in goal channel；The lifting unit includes telescoping cylinder and again
Force snesor, lifting unit are used to the tennis in goal channel releasing shell；The gravity sensor is located at the end of telescoping cylinder
At head；The end section of the telescoping cylinder is arc-shaped, and the end of telescoping cylinder can stretch out the upper surface of shell；The service ejection
Device is located on the upper surface of shell, and service catapult-launching gear includes sheet rubber, pillar, sucker, No.1 connecting rod, No. two connecting rods, turns
Disk and motor, the sheet rubber are fixedly mounted on shell upper surface by two brackets, and sheet rubber faces net to be launched
Ball；The sucker is located at side of the sheet rubber far from tennis, sucker it is affixed one end of No.1 connecting rod；The No.1 connecting rod is another
End is hinged with No. two connecting rod one end, and No.1 rod slide is mounted on pillar；The pillar is fixedly mounted on shell upper surface；
No. two connecting rod other ends are hinged on turntable；The turntable side is equipped with motor；The motor is for driving turntable to turn
It is dynamic.In use, tennis service device is moved to serving position, tennis is put into goal channel, tennis is rolled from goal channel
It moves on the end of telescoping cylinder, the gravity sensor induction of telescoping cylinder end installation has tennis to fall into, and gravity sensor then will
Signal feeds back to controller, and controller control telescoping cylinder end moves up promotion tennis, by telescoping cylinder after tennis release shell
End stop movement, the motor rotation of controller control at this time, the rotation of motor driven turntable, No. two connecting rods of driven by rotary disc turn therewith
Dynamic, so that No.1 connecting rod be driven to reciprocatingly slide on pillar, No.1 connecting rod will push sucker reciprocating movement, sucker suction sheet rubber
After can be returned with No.1 connecting rod, to pull sheet rubber, flexible deformation can occur for sheet rubber, when sucker is moved to certain position
When, the adsorption capacity of sucker is less than the elastic force of sheet rubber, and sheet rubber can be detached from sucker, and rebound under the action of reaction force, will
The tennis that telescoping cylinder is released launches away, realizes the service of tennis；Existing tennis serve machine is by the ball that rubs out, initial velocity of serving a ball
It is difficult to reach requirement, and friction pulley service is not easy to adjust serve speed and service dynamics；By that will score in the technical program
Channel slopes setting being put into convenient for tennis, improves service efficiency；And arc is set by telescoping cylinder end section, is convenient for net
Ball is fallen into the end of telescoping cylinder, and ejection tennis is avoided to shift when going out shell, improves the service efficiency of device；It utilizes simultaneously
Sucker and sheet rubber, can be mobile with No.1 connecting rod after sucker suction sheet rubber, when being moved to certain position, the bullet of sheet rubber
Power can be greater than the adsorption capacity of sucker, and sheet rubber can be detached from sucker, and launch away tennis under the action of elastic force, to avoid
Friction service is inefficient, and service dynamics is difficult to the problem of adjusting, and launches service to can be avoided service initial velocity inadequate
Problem improves the effect of trainer's tennis training.
Preferably, the sucker two sides are symmetrically installed two atomizers, and atomizer is used to spray water droplets to sucker.Make
Used time, when No.1 connecting rod pushes sucker mobile, the atomizer of two sides to sucker atomization water droplet, is inhaled under the control of the controller
After the adsorption plane of disk attaches water droplets, sucker can be enhanced to the adsorption capacity of sheet rubber, so that increasing sucker pulls sheet rubber
When sheet rubber elastic deformation level, and then enhance sheet rubber and be detached from after sucker to the ejection dynamics of tennis, increase flying for tennis
Row distance improves the effect of trainer's tennis training.
Preferably, arc panel is equipped in the bracket；The arc board ends pass through spring and are connected on bracket, arc
The side of shape plate protrusion be equipped with fixed link, a side contacts of arc panel protrusion fixed link end；The fixed link is as arc
The fulcrum of plate, fixed link are fixed on rack side wall；The sheet rubber both ends are fixedly connected to slide-bar；The slide-bar sliding peace
Between arc panel and rack side wall, slide-bar can arcuately plate recess a Slideslip, slide-bar pass through spring connect
On bracket bottom wall.In use, the slide-bar at sheet rubber both ends is acted in the elastic force of sheet rubber after sheet rubber is detached from sucker suction
Under, the side upward sliding that arcuately plate is recessed, while sheet rubber launches tennis, after tennis battery has fired, slide-bar exists
Under the action of spring, it will drive sheet rubber and return to lower position, sheet rubber arc sliding is driven by slide-bar, adjusts sheet rubber pair
Angle when tennis launches, and then change the launch angle of tennis, the randomness of tennis service is improved, trainer's tennis is improved
Trained effect.
Preferably, the arc panel is symmetrical arranged far from slide-bar side there are two No.1 cylinder；The end of the No.1 cylinder
Head is fixed on arc panel, and No.1 cylinder is fixedly mounted on bracket, and two No.1 cylinders pass through different stroke controls
The deflection angle of arc panel processed.In use, the stroke that controller is different by two No.1 cylinders of control, drives arc panel to produce
The deflection of raw different angle to change the sliding trace of slide-bar, and then changes the angle of sheet rubber ejection tennis, further mentions
The adjusting efficiency of high tennis service angle improves the effect of trainer's tennis training.
Preferably, be equipped with regulating device on the bracket, regulating device be used to adjust slide-bar arcuately plate sliding away from
From regulating device includes block, screw rod and handwheel, and for the block between arc panel and rack side wall, block is connected in silk
Bar bottom end；The cradle top is equipped with thread groove；Screw rod is screwed in the thread groove；The screw mandrel top is connected handwheel.
In use, the slide-bar at sheet rubber both ends is under the elastic force effect of sheet rubber, and arcuately plate is recessed after sheet rubber is detached from sucker suction
Side upward sliding is fallen into, while sheet rubber launches tennis, by rotating handwheel, to drive connected screw rod in screw thread
It is moved up and down in slot, screw rod drives block to move up and down, and so as to control the distance that slide-bar moves up, further changes rubber
Film launches the angle of tennis, improves the effect of trainer's tennis training.
Preferably, the sheet rubber is equipped with baffle far from sucker side；The baffle is mounted on the top of No. two cylinders, gear
Plate side is provided with air bag, and baffle is provided with bristle close to sheet rubber side；The air bag by the stomata that is arranged on baffle with
External world's connection；No. two cylinders are fixedly mounted on shell upper surface.In use, by being set in sheet rubber far from sucker side
Baffle is set, during No.1 connecting rod pushes sucker suction sheet rubber, sucker will continue to push rubber after touching sheet rubber
Piece makes sheet rubber generate flexible deformation and squeezes baffle, and baffle can stop sheet rubber to continue flexible deformation, at this time controller meeting
Controlling No. two cylinders drives baffle to move down, thus the surface contacted using the bristle cleaning sheet rubber being arranged on baffle with tennis；
Simultaneously when sheet rubber squeezes baffle, gas can be discharged by stomata after the air bag in baffle is squeezed, and be cleared up bristle.
Beneficial effects of the present invention are as follows:
1. a kind of tennis teaching training method of the present invention, the tennis service device in this method is led to by that will score
Road is obliquely installed being put into convenient for tennis, improves service efficiency；And arc is set by telescoping cylinder end section, is convenient for tennis
It falls into the end of telescoping cylinder, ejection tennis is avoided to shift when going out shell, improve the service efficiency of device；Suction is utilized simultaneously
Disk and sheet rubber, can be mobile with No.1 connecting rod after sucker suction sheet rubber, when being moved to certain position, the elastic force of sheet rubber
The adsorption capacity of sucker can be greater than, sheet rubber can be detached from sucker, and launch away tennis under the action of elastic force, so as to avoid
Friction service is inefficient, and service dynamics is difficult to the problem of adjusting, and launches service and can be avoided that service initial velocity is inadequate to ask
Topic improves the effect of trainer's tennis training；And Accurate Analysis is carried out to the information acquired in training process by computer,
To targetedly be instructed the movement of student and grip of holding bat, the efficiency of teaching of tennis is improved.
2. a kind of tennis teaching training method of the present invention, the tennis service device in this method passes through in sucker two
Side is symmetrical arranged two atomizers to sucker atomization water droplet, after the adsorption plane of sucker attaches water droplets, can enhance sucker
To the adsorption capacity of sheet rubber, to increase the elastic deformation level of sheet rubber when sucker pulls sheet rubber, and then enhance sheet rubber
To the ejection dynamics of tennis after disengaging sucker, increase the flying distance of tennis, improves the effect of trainer's tennis training.
3. a kind of tennis teaching training method of the present invention, the tennis service device in this method utilizes sheet rubber two
The slide-bar at end can the elastic force of sheet rubber effect under, arcuately plate be recessed side upward sliding, while sheet rubber can to tennis into
Row launches, and after tennis battery has fired, slide-bar under the action of the spring, will drive sheet rubber and return to lower position, pass through slide-bar band
Dynamic sheet rubber arc sliding adjusts angle when sheet rubber launches tennis, and then changes the launch angle of tennis, improves tennis
The randomness of service improves the effect of trainer's tennis training.
4. a kind of tennis teaching training method of the present invention, the tennis service device in this method passes through in arc panel
Side far from slide-bar is symmetrical arranged two No.1 cylinders, and controller controls the different stroke of two No.1 cylinders, thus band
Dynamic arc panel generates the deflection of different angle, changes the sliding trace of slide-bar；Simultaneously can by regulating device control slide-bar to
The distance of upper movement to change the angle of sheet rubber ejection tennis, and then improves the adjusting efficiency of tennis service angle, improves
The effect of trainer's tennis training.
Detailed description of the invention
The present invention will be further explained below with reference to the attached drawings.
Fig. 1 is the flow chart of the method in the present invention；
Fig. 2 is the structural schematic diagram of tennis service device used in the present invention；
Fig. 3 is the top view of Fig. 2；
Fig. 4 is the cross-sectional view in Fig. 3 at A-A；
In figure: shell 1, service catapult-launching gear 2, sheet rubber 21, pillar 22,24, No. two sucker 23, No.1 connecting rod connecting rods
25, turntable 26, motor 27, lifting unit 3, telescoping cylinder 31, goal channel 4, bracket 5, arc panel 51, slide-bar 52, No.1 cylinder
53,8, No. two atomizer 6, regulating device 7, block 71, screw rod 72, handwheel 73, baffle cylinders 9.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Specific embodiment is closed, the present invention is further explained.
As shown in Figures 1 to 4, a kind of tennis teaching training method of the present invention, the method steps are as follows:
S1: tennis is put into tennis service device, is replaced using tennis service device when student's hands-on artificial
Service；When teaching, coach carries out theory teaching and action modeling first, and student carries out practical batting training according to demonstration, and
Artificial service inefficiency, can not meet training requirement, can be improved service efficiency by the service of tennis service device, to mention
High quality of instruction；
S2: action sensor is sticked at student's body joints position in S1, and action sensor is connect with computer, will
Action message when Student Training feeds back to computer by action sensor, and computer divides the shot of student
Analysis；In hands-on, the action message of student is passed to by computer by action sensor, computer can move student
It analyses and compares as state, finds out movement place lack of standardization and feed back to coach, coach carries out specific aim to student after collecting
Guidance, to improve tennis teaching efficiency；
S3: installing pressure inductor at tennis racket handle position, pressure inductor connect with the computer in S2, presses
Power inductor can perceive the dynamics of holding bat of student, and then feed back information to the computer in S2, and computer carries out information
It analyses and compares；The dynamics information of holding bat of student is passed into computer by pressure sensor, computer analyzes information,
To judge student grip of holding bat whether normative and reasonable, if unreasonable, coach i.e. to student carry out specific aim guidance, to mention
High tennis teaching efficiency；
S4: adding blower, and blower is connect with the controller of tennis service device in S1, shifts blower onto training court
On, the tennis to fly in training is blowed in controller control blower, influences the flight path of tennis, increases training difficulty；
When training, after the service of tennis service device, controller can control blower blowing air, to influence tennis in-flight, change
The flight path of tennis keeps the drop point of tennis unpredictable, improves the quick-reaction capability of student, improves tennis teaching efficiency；
Including service robot and controller, the controller is mounted on the outside of service robot, and controller is automatic for control device
Operation；The service robot includes shell 1, service catapult-launching gear 2, lifting unit 3 and goal channel 4, and 1 upper end of shell is oblique
Face, 1 side of shell are equipped with goal channel 4, and lifting unit 3 is located inside shell 1；The goal channel 4 is obliquely installed, and is scored logical
Lower one end is contacted with the end of telescoping cylinder 31 in road 4；The lifting unit 3 includes telescoping cylinder 31 and gravity sensor, is risen
Unit 3 is dropped to be used to the tennis in goal channel 4 releasing shell 1；The gravity sensor is located at the end point of telescoping cylinder 31；Institute
The end section for stating telescoping cylinder 31 is arc-shaped, and the end of telescoping cylinder 31 can stretch out the upper surface of shell 1；The service ejection dress
It sets 2 to be located on the upper surface of shell 1, service catapult-launching gear 2 includes sheet rubber 21, pillar 22, sucker 23, No.1 connecting rod 24, two
Number connecting rod 25, turntable 26 and motor 27, the sheet rubber 21 are fixedly mounted on 1 upper surface of shell by two brackets 5, rubber
Piece 21 faces tennis to be launched；The sucker 23 is located at side of the sheet rubber 21 far from tennis, sucker 23 it is affixed No.1
One end of connecting rod 24；24 other end of No.1 connecting rod and No. two 25 one end of connecting rod are hinged, and No.1 connecting rod 24 is slidably mounted on branch
On column 22；The pillar 22 is fixedly mounted on 1 upper surface of shell；25 other end of No. two connecting rods is hinged on turntable 26；
26 side of turntable is equipped with motor 27；The motor 27 is for driving turntable 26 to rotate.In use, by tennis service device
It is moved to serving position, tennis is put into goal channel 4, tennis is stretched from the end that goal channel 4 is rolled to telescoping cylinder 31
The gravity sensor induction of 31 end of contracting cylinder installation has tennis to fall into, and signal is then fed back to controller by gravity sensor, control
Device control processed 31 end of telescoping cylinder moves up promotion tennis, and tennis is released to the end stopping movement of telescoping cylinder 31 after shell 1,
The motor 27 of controller control at this time rotates, and motor 27 drives turntable 26 to rotate, and turntable 26 drives No. two connecting rods 25 to rotate with it, from
And No.1 connecting rod 24 is driven to reciprocatingly slide on pillar 22, No.1 connecting rod 24 will push the reciprocating movement of sucker 23, and sucker 23 adsorbs
It can be returned with No.1 connecting rod 24 after sheet rubber 21, to pull sheet rubber 21, flexible deformation can occur for sheet rubber 21, when sucker 23
When being moved to certain position, the adsorption capacity of sucker 23 is less than the elastic force of sheet rubber 21, and sheet rubber 21 can be detached from sucker 23, and anti-
It rebounds under the action of active force, the tennis that telescoping cylinder 31 is released is launched away, realize the service of tennis；Existing tennis service
Machine is by the ball that rubs out, and service initial velocity is difficult to reach requirement, and friction pulley service is not easy to adjust serve speed and service dynamics；
By the way that goal channel 4 is obliquely installed being put into convenient for tennis in the technical program, service efficiency is improved；And by telescoping cylinder 31
End section is set as arc, is fallen into the end of telescoping cylinder 31 convenient for tennis, occurs when ejection tennis being avoided to go out shell 1 inclined
It moves, improves the service efficiency of device；Sucker 23 and sheet rubber 21 are utilized simultaneously, it can be with No.1 after sucker 23 adsorbs sheet rubber 21
Connecting rod 24 is mobile, and when being moved to certain position, the elastic force of sheet rubber 21 can be greater than the adsorption capacity of sucker 23, and sheet rubber 21 can take off
Tennis is launched away from sucker 23, and under the action of elastic force, inefficient so as to avoid friction service, service dynamics is difficult
The problem of to adjust, and launch service and can be avoided the inadequate problem of service initial velocity, improve the effect of trainer's tennis training
Fruit.
As one such embodiment, 23 two sides of sucker are symmetrically installed two atomizers 6, and atomizer 6 is used for
Water droplets are sprayed to sucker 23.In use, the atomizer 6 of two sides is controlling when No.1 connecting rod 24 pushes sucker 23 mobile
To 23 atomization water droplet of sucker under the control of device, after the adsorption plane of sucker 23 attaches water droplets, sucker 23 can be enhanced to rubber
The adsorption capacity of film 21 to increase the elastic deformation level of sheet rubber 21 when sucker 23 pulls sheet rubber 21, and then enhances rubber
To the ejection dynamics of tennis after the disengaging sucker 23 of film 21, increases the flying distance of tennis, improve trainer's tennis training
Effect.
As one such embodiment, arc panel 51 is equipped in the bracket 5；51 both ends of arc panel are logical
Spring is crossed to be connected on bracket 5, the side of the protrusion of arc panel 51 is equipped with fixed link, a side contacts of 51 protrusion of arc panel it is fixed
Rod end head；Fulcrum of the fixed link as arc panel 51, fixed link are fixed on 5 side wall of bracket；21 both ends of sheet rubber
It is fixedly connected to slide-bar 52；The slide-bar 52 is slidably mounted between 5 side wall of arc panel 51 and bracket, and slide-bar 52 being capable of edge
The Slideslip that arc panel 51 is recessed, slide-bar 52 are connected on 5 bottom wall of bracket by spring.In use, de- in sheet rubber 21
After being adsorbed from sucker 23, the slide-bar 52 at 21 both ends of sheet rubber under the elastic force effect of sheet rubber 21, arcuately plate 51 be recessed one
Side upward sliding, while sheet rubber 21 launches tennis, after tennis battery has fired, slide-bar 52 under the action of the spring, meeting
It drives sheet rubber 21 to return to lower position, 21 arc sliding of sheet rubber is driven by slide-bar 52, adjust sheet rubber 21 to tennis bullet
Angle when penetrating, and then change the launch angle of tennis, the randomness of tennis service is improved, trainer's tennis training is improved
Effect.
As one such embodiment, the arc panel 51 is symmetrical arranged far from 52 side of slide-bar there are two No.1 gas
Cylinder 53；The end of the No.1 cylinder 53 is fixed on arc panel 51, and No.1 cylinder 53 is fixedly mounted on bracket 5, and two
A No.1 cylinder 53 controls the deflection angle of arc panel 51 by different strokes.In use, controller passes through control two
The different stroke of No.1 cylinder 53 drives arc panel 51 to generate the deflection of different angle, to change the sliding rail of slide-bar 52
Mark, and then change the angle that sheet rubber 21 launches tennis, the adjusting efficiency of tennis service angle is further increased, training of human is improved
The effect of member's tennis training.
As one such embodiment, regulating device 7 is equipped on the bracket 5, regulating device 7 is for adjusting cunning
The distance that arcuately plate 51 slides of axis 52, regulating device 7 include block 71, screw rod 72 and handwheel 73, and the block 71 is located at arc
Between 5 side wall of shape plate 51 and bracket, block 71 is connected in 72 bottom end of screw rod；Thread groove is equipped at the top of the bracket 5；The screw thread
Screw rod 72 is screwed in slot；72 top of screw rod is connected handwheel 73.It is adsorbed in use, being detached from sucker 23 in sheet rubber 21
Afterwards, the slide-bar 52 at 21 both ends of sheet rubber is under the elastic force effect of sheet rubber 21, the side upward sliding that arcuately plate 51 is recessed, together
When sheet rubber 21 tennis is launched, by rotating handwheel 73, thus drive connected screw rod 72 in thread groove on move down
Dynamic, screw rod 72 drives block 71 to move up and down, and so as to control the distance that slide-bar 52 moves up, further changes sheet rubber
The angle of 21 ejection tennises, improves the effect of trainer's tennis training.
As one such embodiment, the sheet rubber 21 is equipped with baffle 8 far from 23 side of sucker；The baffle 8
It is mounted on the top of No. two cylinders 9,8 side of baffle is provided with air bag, and baffle 8 is provided with bristle close to 21 side of sheet rubber；Institute
Air bag is stated to be in communication with the outside by the stomata being arranged on baffle 8；No. two cylinders 9 are fixedly mounted on 1 upper surface of shell.Make
Used time pushes sucker 23 to adsorb sheet rubber 21 by the way that baffle 8 is arranged far from 23 side of sucker in sheet rubber 21 in No.1 connecting rod 24
During, sucker 23 will continue to push sheet rubber 21 after touching sheet rubber 21, so that sheet rubber 21 is generated flexible deformation and squeezes
Baffle 8 is pressed, baffle 8 can stop sheet rubber 21 to continue flexible deformation, and controller can control No. two cylinders 9 and drive baffle 8 at this time
It moves down, thus the surface contacted using the bristle cleaning sheet rubber 21 being arranged on baffle 8 with tennis；It is squeezed simultaneously in sheet rubber 21
When baffle 8, gas can be discharged by stomata after the air bag in baffle 8 is squeezed, and be cleared up bristle.
In use, tennis service device is moved to serving position, tennis is put into goal channel 4, tennis is from goal
Channel 4 is rolled on the end of telescoping cylinder 31, and the gravity sensor induction of 31 end of telescoping cylinder installation has tennis to fall into, gravity-feed tank
Answer device that signal is then fed back to controller, controller control 31 end of telescoping cylinder moves up promotion tennis, tennis is released
The end of telescoping cylinder 31 stops movement after shell 1, and the motor 27 of controller control at this time rotates, and motor 27 drives turntable 26 to rotate,
Turntable 26 drives No. two connecting rods 25 to rotate with it, so that No.1 connecting rod 24 is driven to reciprocatingly slide on pillar 22, No.1 connecting rod 24
Will push the reciprocating movement of sucker 23, sucker 23 can return after adsorbing sheet rubber 21 with No.1 connecting rod 24, so that sheet rubber 21 is pulled,
Flexible deformation can occur for sheet rubber 21, and when sucker 23 is moved to certain position, the adsorption capacity of sucker 23 is less than sheet rubber 21
Elastic force, sheet rubber 21 can be detached from sucker 23, and rebound under the action of reaction force, and the tennis that telescoping cylinder 31 is released is ejected
It goes, realizes the service of tennis；By the ball that rubs out, service initial velocity is difficult to reach requirement existing tennis serve machine, and rubs
Wheel service is not easy to adjust serve speed and service dynamics；By being obliquely installed in goal channel 4 convenient for tennis in the technical program
Be put into, improve service efficiency；And arc is set by 31 end section of telescoping cylinder, the end of telescoping cylinder 31 is fallen into convenient for tennis
In head, avoids ejection tennis from shifting when going out shell 1, improve the service efficiency of device；Sucker 23 and sheet rubber are utilized simultaneously
21, can be mobile with No.1 connecting rod 24 after sucker 23 adsorbs sheet rubber 21, when being moved to certain position, the elastic force of sheet rubber 21
The adsorption capacity of sucker 23 can be greater than, sheet rubber 21 can be detached from sucker 23, and launch away tennis under the action of elastic force, thus
Avoid friction service it is inefficient, service dynamics is difficult to the problem of adjusting, and launch service can be avoided service initial velocity not
Enough problems improve the effect of trainer's tennis training；And by 23 two sides of sucker be symmetrical arranged two atomizers 6 to
23 atomization water droplet of sucker after the adsorption plane of sucker 23 attaches water droplets, can enhance absorption of the sucker 23 to sheet rubber 21
Power to increase the elastic deformation level of sheet rubber 21 when sucker 23 pulls sheet rubber 21, and then enhances sheet rubber 21 and is detached from suction
To the ejection dynamics of tennis after disk 23, increase the flying distance of tennis, improves the effect of trainer's tennis training；Simultaneously in rubber
Film 21 is detached from after sucker 23 adsorbs, and the slide-bar 52 at 21 both ends of sheet rubber is under the elastic force effect of sheet rubber 21, arcuately plate 51
Be recessed side upward sliding, while sheet rubber 21 launches tennis, after tennis battery has fired, effect of the slide-bar 52 in spring
Under, it drives sheet rubber 21 to return to lower position, 21 arc sliding of sheet rubber is driven by slide-bar 52, adjust sheet rubber 21 to tennis
Angle when ejection, and then change the launch angle of tennis, the randomness of tennis service is improved, trainer's tennis training is improved
Effect；And by being symmetrical arranged two No.1 cylinders 53 far from the side of slide-bar 52 in arc panel 51, controller controls two
The different stroke of No.1 cylinder 53 changes the sliding rail of slide-bar 52 so that arc panel 51 be driven to generate the deflection of different angle
Mark, and then change the angle that sheet rubber 21 launches tennis, the adjusting efficiency of tennis service angle is further increased, training of human is improved
The effect of member's tennis training；Connected screw rod 72 can be driven to move up and down in thread groove, silk by rotating handwheel 73 simultaneously
Bar 72 drives block 71 to move up and down, and so as to control the distance that slide-bar 52 moves up, further changes 21 bullet of sheet rubber
The angle of tennis is penetrated, the effect of trainer's tennis training is improved.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on 2 institute of attached drawing
The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as protecting the present invention
The limitation of range.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe originals of the invention
Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent circle
It is fixed.
Claims (6)
1. a kind of tennis teaching training method, which is characterized in that the method steps are as follows:
S1: tennis is put into tennis service device, replaces artificial service using tennis service device when student's hands-on；
S2: action sensor is sticked at student's body joints position in S1, action sensor is connect with computer, by student
Action message when training feeds back to computer by action sensor, and computer analyzes the shot of student；
S3: pressure inductor is installed at tennis racket handle position, pressure inductor is connect with the computer in S2, feeling of stress
It answers device that can perceive the dynamics of holding bat of student, then feeds back information to the computer in S2, computer analyzes information
It compares；
S4: adding blower, and blower is connect with the controller of tennis service device in S1, blower is shifted on training court, control
The tennis to fly in training is blowed in device control blower processed, influences the flight path of tennis, increases training difficulty；
Tennis service device of the S1 into S4 includes service robot and controller, and the controller is mounted on the outside of service robot,
Controller is used for control device automatic running；It is characterized by: the service robot include shell (1), service catapult-launching gear (2),
Lifting unit (3) and goal channel (4), shell (1) upper end are inclined-plane, and shell (1) side is equipped with goal channel (4), are risen
It is internal that drop unit (3) is located at shell (1)；The goal channel (4) is obliquely installed, in goal channel (4) lower one end with stretch
The end of contracting cylinder (31) contacts；The lifting unit (3) includes telescoping cylinder (31) and gravity sensor, and lifting unit (3) is used for
Tennis in goal channel (4) is released into shell (1)；The gravity sensor is located at the end point of telescoping cylinder (31)；It is described to stretch
The end section of contracting cylinder (31) is arc-shaped, and the end of telescoping cylinder (31) can stretch out the upper surface of shell (1)；The service ejection
Device (2) is located on the upper surface of shell (1), service catapult-launching gear (2) include sheet rubber (21), pillar (22), sucker (23),
No.1 connecting rod (24), No. two connecting rods (25), turntable (26) and motor (27), the sheet rubber (21) are solid by two brackets (5)
On shell (1) upper surface, sheet rubber (21) faces tennis to be launched for Dingan County；The sucker (23) is located at sheet rubber
(21) far from tennis side, sucker (23) it is affixed one end of No.1 connecting rod (24)；No.1 connecting rod (24) other end with
No. two connecting rod (25) one end are hinged, and No.1 connecting rod (24) is slidably mounted on pillar (22)；The pillar (22) is fixedly mounted on
On shell (1) upper surface；No. two connecting rods (25) other end is hinged on turntable (26)；Turntable (26) side is equipped with
Motor (27)；The motor (27) is for driving turntable (26) to rotate.
2. a kind of tennis teaching training method according to claim 1, it is characterised in that: sucker (23) two sides are symmetrical
Two atomizers (6) are installed, atomizer (6) is used to spray water droplets to sucker (23).
3. a kind of tennis teaching training method according to claim 2, it is characterised in that: be equipped in the bracket (5)
Arc panel (51)；Arc panel (51) both ends pass through spring and are connected on bracket (5), and the side of arc panel (51) protrusion is set
Have a fixed link, a side contacts of arc panel (51) protrusion fixed link end；Fulcrum of the fixed link as arc panel (51),
Fixed link is fixed on bracket (5) side wall；Sheet rubber (21) both ends are fixedly connected to slide-bar (52)；The slide-bar (52)
Be slidably mounted between arc panel (51) and bracket (5) side wall, slide-bar (52) can arcuately plate (51) recess a sideslip
Dynamic, slide-bar (52) is connected on bracket (5) bottom wall by spring.
4. a kind of tennis teaching training method according to claim 3, it is characterised in that: the arc panel (51) is far from sliding
The side of axis (52) is arranged symmetrically, and there are two No.1 cylinder (53)；The end of the No.1 cylinder (53) is fixed in arc panel
(51) on, No.1 cylinder (53) is fixedly mounted on bracket (5), and two No.1 cylinders (53) are controlled by different strokes
The deflection angle of arc panel (51).
5. a kind of tennis teaching training method according to claim 3, it is characterised in that: be equipped on the bracket (5)
Regulating device (7), regulating device (7) are used to adjust slide-bar (52) distance that arcuately plate (51) slides, and regulating device (7) includes
Block (71), screw rod (72) and handwheel (73), the block (71) are located between arc panel (51) and bracket (5) side wall, block
(71) it is connected in screw rod (72) bottom end；Thread groove is equipped at the top of the bracket (5)；Screw rod (72) are screwed in the thread groove；
Screw rod (72) top is connected handwheel (73).
6. a kind of tennis teaching training method according to claim 1, it is characterised in that: the sheet rubber (21) is far from suction
Disk (23) side is equipped with baffle (8)；The baffle (8) is mounted on the top of No. two cylinders (9), and baffle (8) side is provided with gas
Capsule, baffle (8) are provided with bristle close to sheet rubber (21) side；The air bag passes through the stomata being arranged on baffle (8) and the external world
Connection；No. two cylinders (9) are fixedly mounted on shell (1) upper surface.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811206430.3A CN109316728B (en) | 2018-10-17 | 2018-10-17 | Tennis teaching training method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811206430.3A CN109316728B (en) | 2018-10-17 | 2018-10-17 | Tennis teaching training method |
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| CN109316728B CN109316728B (en) | 2020-09-04 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111160166A (en) * | 2019-12-18 | 2020-05-15 | 佛山科学技术学院 | User action acquisition method and system for virtual tennis training |
| CN111803898A (en) * | 2020-06-13 | 2020-10-23 | 河北地质大学 | Automatic service device for sports tennis |
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| CN105999666A (en) * | 2016-06-28 | 2016-10-12 | 任有恒 | Network intelligent racket |
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| CN204293821U (en) * | 2014-12-25 | 2015-04-29 | 胡显韬 | A kind of tennis serve machine |
| CN105999666A (en) * | 2016-06-28 | 2016-10-12 | 任有恒 | Network intelligent racket |
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| CN111160166A (en) * | 2019-12-18 | 2020-05-15 | 佛山科学技术学院 | User action acquisition method and system for virtual tennis training |
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| CN111803898A (en) * | 2020-06-13 | 2020-10-23 | 河北地质大学 | Automatic service device for sports tennis |
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|---|---|
| CN109316728B (en) | 2020-09-04 |
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