CN107243149A - Multi-degree-of-freedom table tennis automatic launching device - Google Patents
Multi-degree-of-freedom table tennis automatic launching device Download PDFInfo
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- CN107243149A CN107243149A CN201710481707.2A CN201710481707A CN107243149A CN 107243149 A CN107243149 A CN 107243149A CN 201710481707 A CN201710481707 A CN 201710481707A CN 107243149 A CN107243149 A CN 107243149A
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- table tennis
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- ball
- launching tube
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- 230000001105 regulatory effect Effects 0.000 claims description 17
- 230000008878 coupling Effects 0.000 claims description 11
- 238000010168 coupling process Methods 0.000 claims description 11
- 238000005859 coupling reaction Methods 0.000 claims description 11
- 230000000903 blocking effect Effects 0.000 claims description 8
- 238000005096 rolling process Methods 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 7
- 238000010276 construction Methods 0.000 description 3
- 230000036632 reaction speed Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 210000000707 wrist Anatomy 0.000 description 1
Classifications
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- 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
- 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
- A63B2102/16—Table tennis
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Toys (AREA)
Abstract
The invention discloses an automatic multi-degree-of-freedom table tennis launching device which comprises a launching tube, a transverse driving structure and a vertical driving mechanism, wherein the transverse driving structure and the vertical driving mechanism are used for controlling the launching tube to move, a launching motor fixing plate is fixed at the rear part of the launching tube, a launching motor is arranged on the launching motor fixing plate, a serving main shaft is arranged on the launching motor, a crank is fixed on the serving main shaft, a connecting rod is hinged to the top end of the crank, a bullet block is arranged in the launching tube, a piston rod is fixed at the rear end of the bullet block and is hinged to the piston rod, a ball dropping hole is formed in the top surface of the launching tube, a flexible hose is arranged above the ball dropping hole, a ball bin is arranged above the flexible hose, the top end of the flexible hose is connected with the bottom end of the ball bin, the bottom end of the flexible hose is connected with the ball dropping. The beneficial effects obtained by the invention are as follows: (1) the structure is simple; (2) the automation degree is high.
Description
Technical field
The present invention relates to a kind of table tennis ball serving device, particularly a kind of multiple degrees of freedom table tennis automatic launcher.
Background technology
At present, during the daily workout of paddler, it is often necessary to which ladder player from different angles and adopts
Served a ball with different dynamics, to train the respond of paddler, so as to improve the batting of paddler
Ability, but ladder player is during training mate, to complete once service, it is necessary to take a ball from table tennis basket, then
A ball is impacted with racket, and training session every time, ladder player needs service hundreds of time to thousands of times, therefore the labor of ladder player
Fatigue resistance is big, if long campaigns training mate works, the damage of waist and wrist to ladder player is larger, in addition, existing
The serving way of ladder player also determines that service every time needs to take longer time, thus serve speed is slow, frequency of serving a ball
It is low, it is impossible to the need for fully meeting paddler's training.
The content of the invention
The problem to be solved in the present invention is：There is provided a kind of high multiple degrees of freedom table tennis of simple in construction, automaticity certainly
Dynamic emitter.
In order to solve the above problems, multiple degrees of freedom table tennis automatic launcher of the invention, including base, the base
The left and right sides be respectively and fixedly provided between one block of side plate, the side plate provided with one piece of horizontal slide plate, the left and right two of the horizontal slide plate
Side is equipped with a slide rail, and the medial surface of the side plate is provided with chute, the slide rail be socketed in chute and with chute phase
Match somebody with somebody, the front portion of the base is fixed with a cross motor, and the cross motor is provided with horizontal main shaft, the horizontal main shaft
A horizontal leading screw is fixed with, the rear portion of the base is fixed with one piece of leading screw supporting plate, the end insertion of the horizontal leading screw
In leading screw supporting plate, a horizontal nut is fixed with the horizontal slide plate, the horizontal nut is socketed in horizontal leading screw,
A upright sliding bar and a vertical motor are further fixed on the horizontal slide plate, the vertical motor is provided with vertical principal axis,
It is fixed with a vertical leading screw on the vertical principal axis, the top of the upright sliding bar and vertical leading screw is provided with one piece of top plate, institute
The top for stating upright sliding bar is fixed on top plate, and the top of the vertical leading screw is inserted in top plate, and the vertical leading screw is with erecting
Straight slide bar is parallel, and the side of the vertical leading screw and upright sliding bar is described provided with a launching tube for being used to launch table tennis
Launching tube is provided with a upright slide block and a vertical nut, and the vertical nut is socketed on vertical thread thick stick, described vertical
Sliding block is socketed on upright sliding bar, and the rear portion of the launching tube is fixed with one piece of transmitting motor fixing plate, and the transmitting motor is consolidated
Fixed board is provided with a transmitting motor, and the transmitting motor is provided with service main shaft, the service main shaft and is fixed with a song
Handle, the top of the crank is hinged with a connecting rod, the launching tube provided with a bullet block, and the bullet block is cylinder, institute
The rear end for stating bullet block is fixed with a piston rod, and the piston rod is stretched out in outside launching tube from the rear end of launching tube, the company
Bar is hinged with piston rod, and the front end of the launching tube is provided with opening, and the internal diameter of the launching tube is more than the diameter of table tennis, institute
The top surface for stating launching tube is provided with ball-dropping hole, and the top of the ball-dropping hole, which is provided with above bellows, the bellows, to be set
There is ball storehouse, the top of the bellows is connected with the bottom of ball storehouse, and the bottom of bellows is connected with ball-dropping hole, described
The diameter of ball-dropping hole and the internal diameter of bellows are all higher than the diameter of table tennis, the ball storehouse, bellows and launching tube phase
Connection, the ball storehouse is provided with hitch, and the top of the rear end face of the bullet block is fixed with one piece of kick back, the kick back
Top surface be cambered surface, the length of the kick back is more than the distance between the center of ball-dropping hole and the front end face of launching tube, institute
Being provided with for inwall for stating the launching tube immediately below ball-dropping hole can be along in U-shaped hole provided with one in a U-shaped hole, the U-shaped hole
The block of blocking of lower movement, the block of blocking includes preceding wedge, rear wedge and connecting plate, and the top surface of the preceding wedge is before
Gradually it is inclined upwardly backward, the top surface of the rear wedge is tilted gradually downward from front to back, the lower section of the U-shaped hole is provided with two
A regulating bolt is equipped with individual screwed hole, each screwed hole, to be threadedly coupled between the regulating bolt and screwed hole, institute
State and support spring be connected with the top of regulating bolt, the top of the support spring is connected with connecting plate, the preceding wedge with
The spacing between wedge is more than the diameter of table tennis afterwards, in addition to one controls cross motor, vertical motor and transmitting motor
The electric cabinet of operating, the electric cabinet is connected by power line and signal wire with cross motor, vertical motor and transmitting motor.
Further, in order to be able to by cross motor and horizontal leading screw and vertical motor and vertical leading screw it is firm be fixed on one
Rise, multiple degrees of freedom table tennis automatic launcher of the invention passes through shaft coupling phase between the cross motor and horizontal leading screw
Even, it is connected between the vertical motor and vertical leading screw also by shaft coupling.
Further, in order to ensure that horizontal leading screw and vertical leading screw are smoothly rotated, multiple degrees of freedom table tennis of the invention is certainly
Dynamic emitter, is provided with rolling bearing, between the vertical leading screw and top plate between the horizontal leading screw and leading screw supporting plate
Provided with rolling bearing.
Further, in order to improve the elasticity of bullet block, multiple degrees of freedom table tennis automatic launcher of the invention, the bullet block
Front end face on be pasted with one layer of rubber.
Further, for the ease of suspension ball storehouse, multiple degrees of freedom table tennis automatic launcher of the invention, the suspension machine
Structure includes being connected with a lanyard on two links being fixed in ball storehouse, each link, and the top of every lanyard is fixed to be connected
It is connected to a hook.
Further, in order to preferably make table tennis drop into launching tube, and table tennis is launched away, of the invention is more
Free degree table tennis automatic launcher, the internal diameter of the launching tube is 45-46mm, a diameter of 45-50mm of the ball-dropping hole,
The internal diameter of the bellows is 45-50mm, a diameter of 45mm of the bullet block.
Further, for the ease of rotation regulating bolt, multiple degrees of freedom table tennis automatic launcher of the invention, the tune
Section bolt is ingot bolt.
Further, in order to improve the mobile accuracy of launching tube, multiple degrees of freedom table tennis automatic launcher of the invention, institute
It is servomotor to state cross motor and vertical motor.
The beneficial effect that the present invention is obtained is：(1) it is simple in construction；(2) before serving a ball, place substantial amounts of in ball storehouse first
Table tennis, then hangs on ball storehouse using the hook on hitch the top of ping-pong table, and then base is positioned over table tennis
On ball table, so, whole device is just installed, after installing, and the table tennis in ball storehouse is in self gravitation
Under effect, during bellows will be entered from the bottom of ball storehouse, and scrolled down through along the inwall of bellows, until bottom
Table tennis entered by ball-dropping hole in launching tube, meanwhile, be arranged in sequence with from top to bottom in bellows several table tennis
Ball, the table tennis of bottom enters after launching tube, because the inwall of the launching tube below ball-dropping hole is provided with block of blocking, blocks
The front end of block is provided with preceding wedge, and rear end is provided with rear wedge, is connected between preceding wedge and rear wedge by connecting plate, preceding
The distance between wedge and rear wedge are more than the diameter of table tennis, under the support of support spring, preceding wedge and rear wedge
Shape block extend out to the top of U-shaped hole, thus can prevent that the table tennis of bottom is moved forward or rearward, and completes the table tennis to bottom
After the completion of the positioning of pang ball, above-mentioned steps, shift knob is pressed, starts cross motor, vertical motor and transmitting motor, laterally electricity
After machine starts, horizontal main shaft starts to rotate, and horizontal main shaft can then drive horizontal leading screw to rotate, due to horizontal stroke while rotating
Be inserted in leading screw in horizontal nut, thus horizontal slide plate can be driven movable along side plate, horizontal slide plate mobile while,
Vertical motor can then drive vertical leading screw to rotate by vertical principal axis, and leading screw, then can be by vertical while rotating vertically
Nut driving launching tube is moved up and down, therefore, by the driving of cross motor and vertical motor, the position of launching tube laterally and
Can arbitrarily it be adjusted in short transverse, the position of launching tube is while adjustment, because transmitting motor is also started up, thus transmitting
Main shaft will be rotated constantly, and launched main shaft and rotated simultaneously, then crank can be driven to rotate, crank is while rotating, then
Can drivening rod swing, and connecting rod can drive piston rod and bullet block along before the length direction of ejection guns during swing, again
After move, when length direction of the bullet block along ejection guns is moved forward, as bullet block is in contact with rear wedge, bullet block is just
Wedge, connecting plate and preceding wedge overcome the elastic force of support spring to be moved down along U-shaped hole after driving, until rear wedge
It is pressed into completely in U-shaped hole with preceding wedge, bullet block, can also be along hair while wedge after pressing and preceding wedge are moved down
Shooting cylinder is continued to move along, until being contacted with the table tennis of bottom and launching the table tennis at the opening of launching tube front end
Go out, so as to complete the service of a table tennis, after first service is completed, connecting rod will drive piston rod and bullet block along bullet
The length direction of shooting cylinder is moved rearwards by, and bullet block can be in contact with preceding wedge again during being moved rearwards by, and by preceding wedge shape
Block, contiguous block and rear wedge are completely forced into U-shaped hole, when bullet block is moved to rearmost end, bullet block can again with preceding wedge
Shape block and rear wedge are separated, after separation, and preceding wedge and rear wedge can be stretched under the elastic force effect of support spring again
To the top of U-shaped hole, at the same time, in bellows have a table tennis again and dropped into by ball-dropping hole in launching tube, and
The table tennis can be positioned by preceding wedge and rear wedge again, and all tablees tennis in simultaneous retractable flexible pipe can move down a position
Put, the top of bellows can roll into a table tennis from ball storehouse again, afterwards, transmitting motor again can again by crank with
Connecting rod drives the length direction reach of piston rod and bullet block along ejection guns, and the table tennis in launching tube is launched away again,
Complete second service, so move in circles, the service of multiple table tennis will be completed, due to every time transmitting table tennis when
Wait, ejection guns is under the driving of cross motor and vertical motor, and its position is differed, thus the table tennis launched every time
Ball, its drop point on ping-pong table is also differed, thus is conducive to preferably being trained paddler, works as ball
After all tablees tennis are launched away in storehouse, placed again in ball storehouse after substantial amounts of table tennis, according to above-mentioned steps, then
Secondary startup whole device, takes ball, the mode then served a ball with racket is compared, this hair with existing ladder player from ball basket
Bright multiple degrees of freedom table tennis automatic launcher, can realize automatically feeding and launching automatically for table tennis, and transmitting table tennis
When, the position of launching tube is constantly among change, and the table tennis sent every time, its drop point is differed, thus can be had
The respond of the raising paddler of effect, in addition, the multiple degrees of freedom table tennis automatic launcher of the present invention, automation
Degree is high, and serve speed is fast, thus can effectively improve the reaction speed of paddler, and therefore, of the invention is how free
Table tennis automatic launcher is spent, training effect is good, and ladder player can be substituted within the specific limits；(3) after bullet block
The top of end face is fixed with one piece of kick back, and when table tennis in bullet block ejection launch cylinder, kick back can be by ball-dropping hole
Block, it is to avoid the table tennis in bellows is fallen into launching tube, and then avoid bullet block and piston rod because of the stop of table tennis
It can not reset, until playing after block reset, kick back can also be moved with the reset of bullet block, and be separated with ball-dropping hole, now be stretched
Table tennis in contracting flexible pipe can be rolled into freely in launching tube；(4) rotary shaft is provided between horizontal leading screw and leading screw supporting plate
Hold, rolling bearing also is provided between vertical leading screw and top plate, thus can guarantee that horizontal leading screw and vertical leading screw are smoothly rotated；
(5) it is connected between cross motor and horizontal leading screw by shaft coupling, also by shaft coupling phase between vertical motor and vertical leading screw
Even, thus can be by cross motor and horizontal leading screw and vertical motor and vertical leading screw are firm is fixed together；(6) bullet block
One layer of rubber is pasted with front end face, the elasticity of bullet block can be improved, the dynamics and speed of service is further improved；(7) spiral shell is adjusted
Bolt is ingot bolt, is easy to rotate regulating bolt, so that the height of the height and support spring to regulating bolt is adjusted, most
The regulation of preceding wedge and rear wedge-shaped tile height is completed eventually；(8) top surface of wedge is gradually inclined upwardly from front to back before, rear wedge
The top surface of shape block is tilted gradually downward from front to back, thus is easy to bullet block that preceding wedge and rear wedge are pressed into U-shaped hole, together
When reduce the resistance of preceding wedge and rear wedge to bullet block；(9) cross motor and vertical motor are servomotor, thus energy
Further improve the mobile accuracy of ejection guns.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is Fig. 1 A direction views.
Fig. 3 is the B direction views in Fig. 1.
Fig. 4 is the C direction views in Fig. 1.
Fig. 5 is the enlarged drawing at A in Fig. 1.
Fig. 6 is launching tube, the exploded view of block of blocking, regulating bolt and support spring.
Fig. 7 is the sectional view in E-E faces in Fig. 5.
In figure：1st, link up with, 2, lanyard, 3, link, 4, ball storehouse, 5, launching tube, 6, bellows, 7, top plate, 8, vertical thread
Thick stick, 9, rolling bearing, 10, connecting rod, 11, crank, 12, transmitting motor, 13, transmitting main shaft, 14, transmitting motor fixing plate, 15, living
Stopper rod, 16, shaft coupling, 17, base, 18, side plate, 19, slide rail, 20, horizontal slide plate, 21, vertical motor, 22, upright sliding bar,
23rd, cross motor, 24, horizontal main shaft, 25, horizontal nut, 26, horizontal leading screw, 27, leading screw supporting plate, 28, vertical nut, 29,
Chute, 30, upright slide block, 31, kick back, 32, support spring, 33, preceding wedge, 34, contiguous block, 35, rear wedge, 36,
Bullet block, 37, regulating bolt, 38, U-shaped hole, 39, screwed hole, 40, ball-dropping hole.
Embodiment
As shown in Fig. 1-Fig. 7, multiple degrees of freedom table tennis automatic launcher of the invention, including base 17, the base
17 left and right sides is respectively and fixedly provided between one block of side plate 18, the side plate 18 provided with one piece of horizontal slide plate 20, the horizontal slide plate
20 left and right sides is equipped with a slide rail 19, and the medial surface of the side plate 18 is provided with chute 29, and the slide rail 19 is socketed on
Match in chute 29 and with chute 29, the front portion of the base 17 is fixed with a cross motor 23, the cross motor 23
Provided with horizontal main shaft 24, a horizontal leading screw 26 is fixed with the horizontal main shaft 24, the rear portion of the base 17 is fixed with
One piece of leading screw supporting plate 27, the end of the horizontal leading screw 26 is inserted in leading screw supporting plate 27, solid on the horizontal slide plate 20
Surely there is a horizontal nut 25, the horizontal nut 25 is socketed in horizontal leading screw 26, is further fixed on the horizontal slide plate 20
One upright sliding bar 22 and a vertical motor 21, the vertical motor 21 are provided with solid on vertical principal axis, the vertical principal axis
Surely there is a vertical leading screw 8, the top of the upright sliding bar 22 and vertical leading screw 8 is provided with one piece of top plate 7, the upright sliding bar 22
Top be fixed on top plate 7, the top of the vertical leading screw 8 is inserted in top plate 7, the vertical leading screw 8 and upright sliding bar
22 is parallel, and the side of the vertical leading screw 8 and upright sliding bar 22 is described provided with a launching tube 5 for being used to launch table tennis
Launching tube 5 is provided with a upright slide block 30 and a vertical nut 28, and the vertical nut 28 is socketed on vertical leading screw 8,
The upright slide block 30 is socketed on upright sliding bar 22, and the rear portion of the launching tube 5 is fixed with one piece of transmitting motor fixing plate 14,
The transmitting motor fixing plate 14 is provided with a transmitting motor 12, and the transmitting motor 12 is described provided with service main shaft 13
A crank 11 is fixed with service main shaft 13, the top of the crank 11, which is hinged with a connecting rod 10, the launching tube 5, to be set
There is a bullet block 36, the bullet block 36 is cylinder, and the rear end of the bullet block 36 is fixed with a piston rod 15, the piston rod
15 stretch out in outside launching tube 5 from the rear end of launching tube 5, and the connecting rod 10 is hinged with piston rod 15, before the launching tube 5
End is provided with opening, and the internal diameter of the launching tube 5 is more than the diameter of table tennis, and the top surface of the launching tube 5 is provided with ball-dropping hole 40,
The top of the ball-dropping hole 40 is provided with bellows 6, and the top of the bellows 6 is provided with ball storehouse 4, the bellows 6
Top is connected with the bottom of ball storehouse 4, and the bottom of bellows 6 is connected with ball-dropping hole 40, the diameter of the ball-dropping hole 40 with
And the internal diameter of bellows 6 is all higher than the diameter of table tennis, the ball storehouse 4, bellows 6 are connected with launching tube 5, the ball
Storehouse 4 is provided with hitch, and the top of the rear end face of the bullet block 36 is fixed with one piece of kick back 31, the top of the kick back 31
Face is cambered surface, and the length of the kick back 31 is more than the distance between the center of ball-dropping hole 40 and the front end face of launching tube 5, institute
Being provided with for inwall for stating the launching tube 5 immediately below ball-dropping hole 40 can be along U provided with one in a U-shaped hole 38, the U-shaped hole 38
What shape hole 38 was moved up and down block block, the block of blocking includes preceding wedge 33, rear wedge 35 and connecting plate 34, the preceding wedge
The top surface of shape block 33 is gradually inclined upwardly from front to back, and the top surface of the rear wedge 35 is tilted gradually downward from front to back, institute
The lower section of U-shaped hole 38 is stated provided with two screwed holes 39, a regulating bolt 37, the regulation spiral shell are equipped with each screwed hole 39
To be threadedly coupled between bolt 37 and screwed hole 39, the top of the regulating bolt 37 is connected with support spring 32, the support bullet
The top of spring 32 is connected with connecting plate 34, and the spacing between the preceding wedge 33 and rear wedge 35 is more than the straight of table tennis
Footpath, in addition to the electric cabinet that control cross motor 23, vertical motor 21 and a transmitting motor 12 are operated, the electric cabinet pass through
Power line and signal wire are connected with cross motor 23, vertical motor 21 and transmitting motor 12；The cross motor 23 and transverse wire
It is connected between thick stick 26 by shaft coupling 16, is connected between the vertical motor 21 and vertical leading screw 9 also by shaft coupling 16；It is described
Rolling bearing 9 is provided between horizontal leading screw 26 and leading screw supporting plate 27, also is provided with rotating between the vertical leading screw 9 and top plate 7
Bearing 9；One layer of rubber is pasted with the front end face of the bullet block 36；The hitch includes two be fixed in ball storehouse 4
A lanyard 2 is connected with link 3, each link 3, the top of every lanyard 2 has been fixedly connected with a hook 1；The hair
The internal diameter of shooting cylinder 5 is 45-46mm, a diameter of 45-50mm of the ball-dropping hole 37, and the internal diameter of the bellows 6 is 45-
50mm, a diameter of 45mm of the bullet block 36；The regulating bolt 37 is ingot bolt；The cross motor 23 and vertical motor
21 be servomotor.
The multiple degrees of freedom table tennis automatic launcher of the present invention, it is simple in construction, before service, put first in ball storehouse 4
Substantial amounts of table tennis is put, then ball storehouse 4 is hung on to the top of ping-pong table using the hook 1 on hitch, then the bottom of by
Seat 17 is positioned on ping-pong table, and so, whole device is just installed, after installing, the table tennis in ball storehouse 4
Ball will be entered in bellows 6 in the presence of self gravitation from the bottom of ball storehouse 4, and along bellows 6 inwall to
It is lower to roll, until the table tennis of bottom is entered in launching tube 5 by ball-dropping hole 40, meanwhile, in bellows 6 from top to bottom
Several tablees tennis are arranged in sequence with, the table tennis of bottom enters after launching tube 5, due to the launching tube of the lower section of ball-dropping hole 40
5 inwall is provided with block of blocking, and the front end for block of blocking is provided with preceding wedge 33, and rear end is provided with rear wedge 35, preceding wedge 33
It is connected between rear wedge 35 by connecting plate 34, the distance between preceding wedge 33 and rear wedge 35 are more than table tennis
Diameter, under the support of support spring 32, preceding wedge 33 and rear wedge 35 extend out to the top of U-shaped hole 38, thus can prevent
Only the table tennis of bottom is moved forward or rearward, and is completed after the completion of the positioning to the table tennis of bottom, above-mentioned steps, is pressed
Shift knob, starts cross motor 23, vertical motor 21 and transmitting motor 12, after cross motor 23 starts, horizontal main shaft 24
Start to rotate, horizontal main shaft 24 then can drive horizontal leading screw 26 to rotate, because horizontal leading screw 26 is inserted in horizontal stroke while rotating
Into nut 25, thus horizontal slide plate 20 can be driven movable along side plate 18, horizontal slide plate 20 is while movement, vertical electricity
Machine 21 then can drive vertical leading screw 8 to rotate by vertical principal axis, and vertical leading screw 8 can then pass through vertical spiral shell while rotating
Mother 28 drives launching tube 5 to move up and down, and therefore, by the driving of cross motor 23 and vertical motor 21, the position of launching tube 5 exists
Laterally and in short transverse can arbitrarily it adjust, the position of launching tube 5 is while adjustment, because transmitting motor 12 is also opened
Move, thus launch main shaft 13 and will constantly rotate, and launch main shaft 13 and rotating simultaneously, then crank 11 can be driven to rotate, it is bent
Handle 11 while rotating, then can drivening rod 10 swing, and connecting rod 10 can drive the He of piston rod 15 during swing, again
Length direction of the bullet block 36 along ejection guns 5 is moved forward and backward, when length direction of the bullet block 36 along ejection guns 5 is moved forward,
As bullet block 36 is in contact with rear wedge 35,33 grams of wedge 35, connecting plate 34 and preceding wedge after bullet block 36 will drive
The elastic force for taking support spring 32 is moved down along U-shaped hole 28, until rear wedge 35 and preceding wedge 33 are pressed into U-shaped completely
In hole 38, bullet block 36 can also continue to reach while wedge after pressing 35 and preceding wedge 33 are moved down along launching tube 5
It is dynamic, until being contacted with the table tennis of bottom and the table tennis being gone out from ejection at the opening of the front end of launching tube 5, so as to complete
The service of table tennis, after first service is completed, connecting rod 10 will drive piston rod 15 and bullet block 36 along ejection guns 5
Length direction is moved rearwards by, and bullet block 36 can be in contact with preceding wedge 33 again during being moved rearwards by, and by preceding wedge
33rd, contiguous block 34 and rear wedge 35 are completely forced into U-shaped hole 38, when bullet block 36 is moved to rearmost end, the meeting of bullet block 36
It is separated again with preceding wedge 33 and rear wedge, after separation, preceding wedge and rear wedge 35 again can be in support springs
The top of U-shaped hole 38 is extended under 32 elastic force effect, at the same time, having a table tennis passes through falling sphere again in bellows 6
Hole 40 is dropped into launching tube 5, and the table tennis can be positioned by preceding wedge 33 and rear wedge 35 again, simultaneous retractable flexible pipe 6
In all tablees tennis can move down a position, the top of bellows 6 can roll into a table tennis from ball storehouse 4 again,
Afterwards, transmitting motor 12 can drive the length of piston rod 15 and bullet block 36 along ejection guns 5 again by crank 11 and connecting rod 10 again
Direction is moved forward, and the table tennis in launching tube 5 is launched away again, is completed second service, is so moved in circles, will be complete
Into the service of multiple table tennis, when due to transmitting table tennis every time, ejection guns 5 is in cross motor 23 and vertical motor 21
Under driving, its position is differed, thus the table tennis launched every time, its drop point on ping-pong table also equal not phase
Together, thus be conducive to preferably being trained paddler, when all tablees tennis are launched away it in ball storehouse 4
Afterwards, placed again in ball storehouse 4 after substantial amounts of table tennis, according to above-mentioned steps, be again started up whole device, it is and existing
Ladder player takes ball from ball basket, and the mode then served a ball with racket is compared, and multiple degrees of freedom table tennis of the invention is launched automatically
Device, can realize automatically feeding and launching automatically for table tennis, and when transmitting table tennis, the position of launching tube 5 is located always
Among change, the table tennis sent every time, its drop point is differed, thus can effectively improve the reaction of paddler
Ability, in addition, the multiple degrees of freedom table tennis automatic launcher of the present invention, automaticity is high, serve speed is fast, thus can have
The reaction speed of the raising paddler of effect, therefore, multiple degrees of freedom table tennis automatic launcher of the invention, training effect
It is really good, ladder player can be substituted within the specific limits.
The multiple degrees of freedom table tennis automatic launcher of the present invention, the top of the rear end face of bullet block 36 is fixed with one piece and blocked
Plate 31, when table tennis in bullet block 36 ejection launch cylinder 5, kick back 31 can block ball-dropping hole 40, it is to avoid flexible soft
Table tennis in pipe 6 is fallen into launching tube 5, and then avoids bullet block 36 and piston rod 15 from can not being resetted because of the stop of table tennis,
Until after bullet block 36 resets, kick back 31 can also be moved with the reset of bullet block 36, and be separated with ball-dropping hole 40, now be stretched
Table tennis in flexible pipe 6 can be rolled into freely in launching tube 5.
The multiple degrees of freedom table tennis automatic launcher of the present invention, is provided between horizontal leading screw 26 and leading screw supporting plate 27 and turns
Dynamic bearing 9, rolling bearing 9 also is provided between vertical leading screw 8 and top plate 7, thus can guarantee that horizontal leading screw 26 and vertical leading screw 8 are suitable
Smooth rotation.
The multiple degrees of freedom table tennis automatic launcher of the present invention, shaft coupling is passed through between cross motor 23 and horizontal leading screw 26
Device 16 is connected, and is connected between vertical motor 21 and vertical leading screw 8 also by shaft coupling 16, thus can be by cross motor 23 and transverse direction
Leading screw 26 and vertical motor 21 and vertical leading screw 8 is firm is fixed together.
One layer of rubber, energy are pasted with the multiple degrees of freedom table tennis automatic launcher of the present invention, the front end face of bullet block 36
The elasticity of bullet block 36 is improved, the dynamics and speed of service is further improved.
The multiple degrees of freedom table tennis automatic launcher of the present invention, regulating bolt 37 is ingot bolt, is easy to rotation to adjust
Bolt 37, so that the height of the height and support spring 32 to regulating bolt 37 is adjusted, the He of wedge 33 before being finally completed
The regulation of the height of wedge 35 afterwards.
The multiple degrees of freedom table tennis automatic launcher of the present invention, the top surface of preceding wedge 33 is from front to back gradually to updip
Tiltedly, the top surface of rear wedge 35 is tilted gradually downward from front to back, thus is easy to bullet block 36 by preceding wedge 33 and rear wedge shape 35
In block press-in U-shaped hole 38, while reducing the resistance of 35 pairs of bullet blocks 36 of preceding wedge 33 and rear wedge.
The multiple degrees of freedom table tennis automatic launcher of the present invention, cross motor 23 and vertical motor 21 are servo electricity
Machine, thus can further improve the mobile accuracy of ejection guns 5.
Claims (8)
1. a kind of multiple degrees of freedom table tennis automatic launcher, it is characterised in that：Including base (17), a left side for the base (17)
Right both sides are respectively and fixedly provided between one piece of side plate (18), the side plate (18) provided with one piece of horizontal slide plate (20), the horizontal slide plate
(20) the left and right sides is equipped with a slide rail (19), and the medial surface of the side plate (18) is provided with chute (29), the slide rail
(19) it is socketed in chute (29) and matches with chute (29), the front portion of the base (17) is fixed with a cross motor
(23), the cross motor (23) is provided with horizontal main shaft (24), the horizontal main shaft (24) and is fixed with a horizontal leading screw
(26), the rear portion of the base (17) is fixed with one piece of leading screw supporting plate (27), and the end of the horizontal leading screw (26) is inserted in
In leading screw supporting plate (27), a horizontal nut (25), horizontal nut (25) set are fixed with the horizontal slide plate (20)
It is connected in horizontal leading screw (26), a upright sliding bar (22) and a vertical motor is further fixed on the horizontal slide plate (20)
(21), the vertical motor (21) is provided with vertical principal axis, the vertical principal axis and is fixed with a vertical leading screw (8), described
The top of upright sliding bar (22) and vertical leading screw (8) is provided with one piece of top plate (7), and top is fixed on the top of the upright sliding bar (22)
On plate (7), the top of the vertical leading screw (8) is inserted in top plate (7), the vertical leading screw (8) and upright sliding bar (22) phase
Parallel, the side of the vertical leading screw (8) and upright sliding bar (22) is provided with a launching tube (5) for being used to launch table tennis, institute
Launching tube (5) is stated provided with a upright slide block (30) and a vertical nut (28), the vertical nut (28) is socketed on perpendicular
On raw silk rings thick stick (8), the upright slide block (30) is socketed on upright sliding bar (22), and the rear portion of the launching tube (5) is fixed with one
Block transmitting motor fixing plate (14), the transmitting motor fixing plate (14) is provided with a transmitting motor (12), the transmitting electricity
Machine (12) is fixed with a crank (11) provided with service main shaft (13) on the main shaft (13) of serving a ball, the crank (11)
Top is hinged with a connecting rod (10), the launching tube (5) provided with a bullet block (36), and the bullet block (36) is cylinder,
The rear end of the bullet block (36) is fixed with a piston rod (15), and the piston rod (15) stretches out in from the rear end of launching tube (5)
Outside launching tube (5), the connecting rod (10) is hinged with piston rod (15), and the front end of the launching tube (5) is provided with opening, described
The internal diameter of launching tube (5) is more than the diameter of table tennis, and the top surface of the launching tube (5) is provided with ball-dropping hole (40), the falling sphere
The top in hole (40) is provided with bellows (6), and the top of the bellows (6) is provided with ball storehouse (4), the bellows (6)
Top be connected with the bottom of ball storehouse (4), the bottom of bellows (6) is connected with ball-dropping hole (40), the ball-dropping hole
(40) diameter and the internal diameter of bellows (6) is all higher than the diameter of table tennis, the ball storehouse (4), bellows (6) and hair
Shooting cylinder (5) is connected, and the ball storehouse (4) is provided with hitch, and the top of the rear end face of the bullet block (36) is fixed with one piece
Kick back (31), the top surface of the kick back (31) is cambered surface, and the length of the kick back (31) is more than in ball-dropping hole (40)
The distance between with the front end face of launching tube (5) at the heart, set on the inwall of the launching tube (5) immediately below the ball-dropping hole (40)
Have provided with a block of blocking that can be moved up and down along U-shaped hole (38) in a U-shaped hole (38), the U-shaped hole (38), it is described to block
Block includes preceding wedge (33), rear wedge (35) and connecting plate (34), the top surface of the preceding wedge (33) from front to back by
Gradually it is inclined upwardly, the top surface of the rear wedge (35) is tilted gradually downward from front to back, and the lower section of the U-shaped hole (38) is provided with
A regulating bolt (37), the regulating bolt (37) and screw thread are equipped with two screwed holes (39), each screwed hole (39)
It is threaded connection between hole (39), support spring (32), the support spring is connected with the top of the regulating bolt (37)
(32) top is connected with connecting plate (34), and the spacing between the preceding wedge (33) and rear wedge (35) is more than table tennis
Diameter, in addition to one control cross motor (23), vertical motor (21) and transmitting motor (12) operate electric cabinet, it is described
Electric cabinet is connected by power line and signal wire with cross motor (23), vertical motor (21) and transmitting motor (12).
2. multiple degrees of freedom table tennis automatic launcher according to claim 1, it is characterised in that：The cross motor
(23) it is connected between horizontal leading screw (26) by shaft coupling (16), between the vertical motor (21) and vertical leading screw (9)
It is connected by shaft coupling (16).
3. multiple degrees of freedom table tennis automatic launcher according to claim 2, it is characterised in that：The horizontal leading screw
(26) rolling bearing (9) is provided between leading screw supporting plate (27), also is provided with turning between the vertical leading screw (9) and top plate (7)
Dynamic bearing (9).
4. manual table tennis emitter according to claim 3, it is characterised in that：On the front end face of the bullet block (36)
It is pasted with one layer of rubber.
5. manual table tennis emitter according to claim 1, it is characterised in that：The hitch includes being fixed on
A lanyard (2) is connected with two links (3) in ball storehouse (4), each link (3), the top of every lanyard (2) is fixed
It is connected with a hook (1).
6. manual table tennis emitter according to claim 1, it is characterised in that：The internal diameter of the launching tube (5) is
45-46mm, a diameter of 45-50mm of the ball-dropping hole (37), the internal diameter of the bellows (6) is 45-50mm, the bullet block
(36) a diameter of 45mm.
7. manual table tennis emitter according to claim 1, it is characterised in that：The regulating bolt (37) is ingot
Bolt.
8. multiple degrees of freedom table tennis automatic launcher according to claim 1, it is characterised in that：The cross motor
And vertical motor (21) is servomotor (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710481707.2A CN107243149A (en) | 2017-06-22 | 2017-06-22 | Multi-degree-of-freedom table tennis automatic launching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710481707.2A CN107243149A (en) | 2017-06-22 | 2017-06-22 | Multi-degree-of-freedom table tennis automatic launching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107243149A true CN107243149A (en) | 2017-10-13 |
Family
ID=60019415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710481707.2A Withdrawn CN107243149A (en) | 2017-06-22 | 2017-06-22 | Multi-degree-of-freedom table tennis automatic launching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107243149A (en) |
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| CN108325196A (en) * | 2018-03-07 | 2018-07-27 | 淮阴师范学院 | Sufficient basketball and volleyball serving mechanism |
| CN108379812A (en) * | 2018-03-31 | 2018-08-10 | 平湖市酷风文体用品有限公司 | The transfer device of ball-storing box in a kind of tennis serve machine |
| CN108479041A (en) * | 2018-04-24 | 2018-09-04 | 雷钦英 | A kind of mechanical automatic hair table tennis equipment |
| CN108619697A (en) * | 2018-06-04 | 2018-10-09 | 南昌大学 | Table tennis projection machine |
| CN108926824A (en) * | 2018-07-03 | 2018-12-04 | 上海电机学院 | A kind of basketball transmitter |
| CN110115830A (en) * | 2019-04-25 | 2019-08-13 | 杨敬 | A kind of table tennis training service robot |
| CN110302513A (en) * | 2019-06-20 | 2019-10-08 | 曾颖 | A kind of sport table tennis training service robot |
| CN112190907A (en) * | 2020-09-24 | 2021-01-08 | 温州医科大学 | Novel tennis continuous service device |
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| CN112221104A (en) * | 2020-10-24 | 2021-01-15 | 邵阳学院 | Special vibration discharge type football pitching machine for football training |
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Application publication date: 20171013 |