CN109966723A - A kind of Combined automatic list double track service robot - Google Patents
A kind of Combined automatic list double track service robot Download PDFInfo
- Publication number
- CN109966723A CN109966723A CN201910324692.8A CN201910324692A CN109966723A CN 109966723 A CN109966723 A CN 109966723A CN 201910324692 A CN201910324692 A CN 201910324692A CN 109966723 A CN109966723 A CN 109966723A
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- China
- Prior art keywords
- service robot
- socketed
- slideway
- lower casing
- goal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005192 partition Methods 0.000 claims abstract description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 32
- 229910052742 iron Inorganic materials 0.000 claims description 16
- 230000001681 protective effect Effects 0.000 claims description 5
- 230000002787 reinforcement Effects 0.000 claims description 4
- 210000005069 ears Anatomy 0.000 claims description 3
- 230000007257 malfunction Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 230000005611 electricity Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 206010004542 Bezoar Diseases 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000001360 synchronised 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
- A63B69/40—Stationarily-arranged devices for projecting balls or other bodies
- A63B2069/402—Stationarily-arranged devices for projecting balls or other bodies giving spin
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Manipulator (AREA)
Abstract
The invention discloses a kind of Combined automatic list double track service robots, including telescope support, service robot upper casing, the first removable device that takes off, second goal slideway, the second removable device that takes off, scroll wheel, ball bag, service robot lower casing, partition and hole of losing, the telescope support bottom is provided with motor box body, motor box body one end is provided with the first rotary electric machine, and first rotary electric machine be located at telescope support side, outside is socketed with retainer plate at the telescope support center, described retainer plate one end is provided with adjusting knob, the Combined automatic list double track pitching machine structure is simple, it is easy to operate, mobile phone app controls the rotation of the second rotary electric machine, adjustable ball frequency out goes out ball speed, ball angle out, can sets itself go out ball mode, manually controllable ball mode out；The machine has video image identification system simultaneously, and the comparing calculation that can complete user's movement and standard operation goes out the malfunction of user and corrects.
Description
Technical field
The present invention relates to service robot technical field, specially a kind of Combined automatic list double track service robot.
Background technique
Service robot is indispensable amusement and the training tool of many arenas and friend of sports fan family, tennis, table tennis, shuttlecock, stick
Ball automatic pitching machine is suitable for society, school, family, the use of professional training venue, and the ball that service robot can send out property various both may be used
For entertainment body-building, and it is suitable for professional training；Existing machine function is all relatively simple, and ball be can't see ball and will be come out out,
But it is to be suitble to begin to learn that ball allows user to be unable to complete movement preparation and prejudge in advance or be exactly out in equipment suddenly
Person or just common practitioner or just can only a people practice.And secure context is made not good enough, in card ball or loses
When, machine does not know when to lose, and practitioner in this case, will be got to by precipitate ball,
Practitioner is injured bigger；Now service robot in the market is all mainly direct ejection type, does not pass through safe transport rail,
It is easy to security risk occur, and function is very little, volume is excessive, and ball load is not big enough, and too short using the time, how much electricity does not have
There is display, not enough power supply when being easy to cause machine to training place is not able to satisfy the market demand.
Summary of the invention
The purpose of the present invention is to provide a kind of Combined automatic list double track service robots, to solve in above-mentioned background technique
The problem of proposition.
In order to solve the above technical problem, the present invention provides following technical solutions: a kind of Combined automatic list double track hair
Ball machine, including telescope support, service robot upper casing, the first removable device that takes off, the second goal slideway, the second removable device that takes off,
Scroll wheel, iron wire bar, ball bag, service robot lower casing, retainer plate, support frame, mandril, motor box body, universal wheel, adjusting knob,
First rotary electric machine, partition and hole of losing, the telescope support bottom are provided with motor box body, motor box body one end
It is provided with the first rotary electric machine, and the first rotary electric machine is located at telescope support side, outside socket at the telescope support center
There is retainer plate, described retainer plate one end is provided with adjusting knob, and adjusting knob is located at telescope support side, the retainer plate bottom
Portion is socketed with several support frames, and support frame as described above bottom has been screwed universal wheel, and the motor box bodies top is set
Be equipped with several mandrils, and at the top of mandril with connect at support frame center, the telescope support top has been screwed ball
Bag, it is welded with iron wire bar at the telescope support top center, is socketed with service robot lower casing, the service at the top of the iron wire bar
Machine lower casing bottom has been screwed several scroll wheels, and scroll wheel is located at telescope support top outer, the service robot
Centrally located two sides are provided with hole of losing at the top of lower casing, are socketed with partition, the service robot lower casing at the top of the hole of losing
Top is socketed with service robot upper casing, and service robot upper casing is located on the outside of partition, and side is provided at service robot lower casing center
The first removable device that takes off, the other side is provided with the second removable device that takes off at service robot lower casing center, and described first can
The formula of tearing open take off device and second it is removable take off device by the first goal slideway, spherical cavity, fixing shell, the second rotary electric machine and add
Strong set square composition, side is provided with the first goal slideway at service robot lower casing center, at service robot lower casing center
The other side is provided with the second goal slideway, and the second goal slideway is located at the first goal slideway side, the first goal slideway
It has been screwed reinforcement set square with the second goal slide bottom, and has reinforced set square one end and service robot lower casing bottom
Connection, the first goal slideway and second goal slideway one end are provided with fixing shell, the fixing shell top side
Spherical cavity is offered, the centrally located two sides in fixing shell one end are provided with the second rotary electric machine, and the second rotation electricity
Machine one end passes through fixing shell and is located at spherical cavity bottom.
Further, side has been screwed turning set, socket inside the turning set at support frame as described above center
There is rotating bar, and is socketed at rotating bar center at the top of mandril.
Further, several rotate ears, socket inside the rotate ear have been screwed on the outside of the retainer plate
There is shaft, and shaft is socketed at the top of support frame.
Further, described retainer plate one end offers threaded hole, rotating bolt is socketed with inside the threaded hole, and turn
Dynamic bolt one end is connect with adjusting knob.
Further, service robot lower casing bottom offers mounting groove, and mounting groove is socketed at the top of iron wire bar.
Further, it is socketed with protective case with service robot lower casing bottom at the top of the service robot upper casing, and on service robot
Shell and service robot lower casing show to be equipped with dustproof film.
Compared with prior art, the beneficial effects obtained by the present invention are as follows being:
1. a kind of Combined automatic list double track service robot, the Combined automatic list double track pitching machine structure is simple,
Easy to operate, it is various ball to can be adapted for tennis, table tennis, shuttlecock, baseball, the first removable device and second removable of taking off
The formula device that takes off is rotated together for two using the second rotary electric machine, and bispin rotor design, spatial joint clearance is proper, according to the second rotation electricity
Machine power and kinetic energy theory design size appropriate, the rotation wheel surface material big using coefficient of friction, so that on duty by turns and ball
Increased friction, while can issue and screw off spiral on different, in conjunction with ball track out, can swing, the device that takes off can be with
It swings up and down, realizes that ball can pop up ball to all angles, various dynamics；
2. synchronizing wheel is connected using the first rotary electric machine and belt and drives telescope support rise and fall by telescope support, synchronous
Wheel, which drives, can have protective effect to the first rotary electric machine, while reduce noise, telescope support limit switches, when raising or drop
As low as highest or extreme lower position, the position of the switch is automatically stopped, and mobile phone app control, pinning button will rise or fall, release button
Then stop going up and down, telescope support there are support frame three supports, has universal wheel below, can push on ground；
3. the ball inside service robot upper casing is swung using iron wire bar, there is inductor in hole site of losing, it is accurate controllably to produce ball
Property；First rotary electric machine and host are connect with telescope support coupling part using socket type, and electric wire is hidden, that is, are plugged just automatic logical
Electricity is extracted with regard to power-down mode, using high-capacity lithium electricity, increases continuation of the journey, increase power supply display module, understand charge condition in time；
4. machine mobile phone app controls the second rotary electric machine and rotates, adjustable ball frequency out goes out ball speed, out ball angle
Degree, can sets itself go out ball mode, it is manually controllable go out ball mode；The machine has video image identification system simultaneously, can be complete
Go out the malfunction of user at the comparing calculation of user's movement and standard operation and corrects, it can be with recognition of face system
System, identifies the master data of the crowds such as user or coach, and upload to app and shared.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is the explosive view of one-piece parts of the invention；
Fig. 3 is telescopic support structure schematic diagram of the invention；
Fig. 4 is service robot lower casing structural schematic diagram of the invention；
Fig. 5 is the first removable device structural schematic diagram that takes off of the invention；
In figure: 1, telescope support；2, service robot upper casing；3, the first goal slideway；4, the first removable device that takes off；5, second
Goal slideway；6, the second removable device that takes off；7, scroll wheel；8, iron wire bar；9, ball bag；10, service robot lower casing；11, retainer plate；
12, support frame；13, mandril；14, motor box body；15, universal wheel；16, adjusting knob；17, the first rotary electric machine；18, every
Plate；19, it loses hole；20, spherical cavity；21, fixing shell；22, the second rotary electric machine；23, reinforce set square.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-5 is please referred to, the present invention provides a kind of technical solution: a kind of Combined automatic list double track service robot, including
The removable device 4 that takes off of telescope support 1, service robot upper casing 2, first, rolls second the 5, second removable device 6 that takes off of goal slideway
Take turns 7, iron wire bar 8, ball bag 9, service robot lower casing 10, retainer plate 11, support frame 12, mandril 13, motor box body 14, universal wheel
15, adjusting knob 16, the first rotary electric machine 17, partition 18 and hole 19 of losing, 1 bottom of telescope support are provided with motor box body
14,14 one end of motor box body is provided with the first rotary electric machine 17, and the first rotary electric machine 17 is located at 1 side of telescope support, stretches
Outside is socketed with retainer plate 11 at 1 center of contracting bracket, and 11 one end of retainer plate is provided with adjusting knob 16, and adjusting knob 16 is located at
1 side of telescope support, 11 one end of retainer plate offer threaded hole, and rotating bolt, and rotating bolt one are socketed with inside threaded hole
End is connect with adjusting knob 16, is conducive to retainer plate 11 and is fixed, 11 bottom of retainer plate is socketed with several support frames 12, retainer plate
11 outsides have been screwed several rotate ears, shaft are socketed with inside rotate ear, and shaft is socketed in the top of support frame 12
Portion is conducive to the use of support frame 12, and 12 bottom of support frame has been screwed universal wheel 15, has been arranged at the top of motor box body 14
Have several mandrils 13, and 13 top of mandril with connect at 12 center of support frame, side is consolidated by screw at 12 center of support frame
Surely there is turning set, rotating bar is socketed with inside turning set, and be socketed in 13 top of mandril at rotating bar center, be conducive to mandril 13
It uses, has been screwed ball bag 9 at the top of telescope support 1, iron wire bar 8, iron wire bar are welded at 1 top center of telescope support
8 tops are socketed with service robot lower casing 10, and 10 bottom of service robot lower casing offers mounting groove, and mounting groove is socketed in the top of iron wire bar 8
Portion is conducive to iron wire bar 8 and fixes, and 10 bottom of service robot lower casing has been screwed several scroll wheels 7, and scroll wheel 7
In 1 top outer of telescope support, the 10 centrally located two sides in top of service robot lower casing are provided with hole 19 of losing, the top of hole 19 of losing
Portion is socketed with partition 18, service robot upper casing 2 is socketed at the top of service robot lower casing 10, and service robot upper casing 2 is located at 18 outside of partition,
2 top of service robot upper casing is socketed with protective case, and service robot upper casing 2 and 10 table of service robot lower casing with 10 bottom of service robot lower casing
It is bright to be equipped with dustproof film, be conducive to protect the top of service robot upper casing 2 and service robot lower casing 10, at 10 center of service robot lower casing
Side is provided with the first removable device 4 that takes off, and the other side is provided with the second removable device 6 that takes off at 10 center of service robot lower casing,
First removable device 4 and the second removable device 6 that takes off of taking off is by the first goal slideway 3, spherical cavity 20, fixing shell 21,
Two rotary electric machines 22 and reinforcement set square 23 form, and side is provided with the first goal slideway 3 at 10 center of service robot lower casing, serves a ball
The other side is provided with the second goal slideway 5 at 10 center of machine lower casing, and the second goal slideway 5 is located at 3 side of the first goal slideway,
First goal slideway 3 and 5 bottom of the second goal slideway, which have been screwed, reinforces set square 23, and reinforces set square 23 1
End is connect with 10 bottom of service robot lower casing, and the first goal slideway 3 and 5 one end of the second goal slideway are provided with fixing shell 21,
21 top side of fixing shell offers spherical cavity 20, and the centrally located two sides in 21 one end of fixing shell are provided with the second rotation
Motor 22, and 22 one end of the second rotary electric machine passes through fixing shell 21 and is located at 20 bottom of spherical cavity；Combined automatic Dan Shuan
Ball is manually put into inside service robot upper casing 2 in use, can be adapted for tennis, table tennis, shuttlecock, baseball by rail service robot,
Ball warp is crossed hole 19 of losing and is fallen into the first goal slideway 3 and the second goal slideway 5, then by the first goal slideway 3 and second into
Ball slideway 5 slides into inside fixing shell 21, and the first goal slideway 3, the second goal slideway 5 use buckle with fixing shell 21
Type of attachment, ball are squeezed from spherical cavity 20 by the rotation of the second rotary electric machine 22 pop up again, automatic service can be completed, first is removable
The formula device 4 that takes off is rotated together for 22 two with the second removable device 6 that takes off using the second rotary electric machine, bispin rotor design, and second
Spatial joint clearance is proper between 22 side two-wheeled of rotary electric machine, wheel size according to 22 power of the second rotary electric machine and kinetic energy theory,
Design size appropriate, the rotation wheel surface material big using coefficient of friction, so that on duty by turns and ball increased friction, utilizes simultaneously
The different revolving speed of second rotating wheel of rotary electric machine 22 two can issue and screw off spiral on different, can be in conjunction with ball track out
It swings, the device that takes off can be swung up and down, and realize that ball can pop up ball to all angles, various dynamics；Telescope support 1
Synchronizing wheel is connected using the first rotary electric machine 17 and belt and drives 1 rise and fall of telescope support, synchronizing wheel drives can be to the
One rotary electric machine 17 has protective effect, while reducing noise, 1 limit switches of telescope support, when be raised or lowered to highest or
Extreme lower position, the position of the switch are automatically stopped, and mobile phone app control, pinning button will rise or fall, and release button then stops rising
Drop, telescope support 1 have support frame 12 3 supports, have universal wheel 15 below, can push on ground；In service robot upper casing 2
The ball in portion is swung using iron wire bar 8, and there is inductor in 19 position of hole of losing, controllably produces ball accuracy；First rotary electric machine, 17 He
Host and 1 coupling part of telescope support connects using socket type, and electric wire is hidden, that is, plug just auto-power on, are extracted and are just powered off mould
Formula.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (6)
1. a kind of Combined automatic list double track service robot, including telescope support (1), service robot upper casing (2), first removable
Fly device (4), the second goal slideway (5), the second removable device that takes off (6), scroll wheel (7), iron wire bar (8), ball bag (9), service
Machine lower casing (10), retainer plate (11), support frame (12), mandril (13), motor box body (14), universal wheel (15), adjusting knob
(16), the first rotary electric machine (17), partition (18) and hole of losing (19), it is characterised in that: telescope support (1) the bottom setting
Have motor box body (14), described motor box body (14) one end is provided with the first rotary electric machine (17), and the first rotary electric machine
(17) it is located at telescope support (1) side, outside is socketed with retainer plate (11), the retainer plate at telescope support (1) center
(11) one end is provided with adjusting knob (16), and adjusting knob (16) is located at telescope support (1) side, retainer plate (11) bottom
Portion is socketed with several support frames (12), and support frame as described above (12) bottom has been screwed universal wheel (15), the motor
Several mandrils (13) are provided at the top of box body (14), and at the top of mandril (13) with connect at support frame (12) center, it is described
It has been screwed ball bag (9) at the top of telescope support (1), has been welded with iron wire bar at telescope support (1) top center
(8), it is socketed with service robot lower casing (10) at the top of the iron wire bar (8), service robot lower casing (10) bottom is screwed
There are several scroll wheels (7), and scroll wheel (7) is located at telescope support (1) top outer, position at the top of the service robot lower casing (10)
Two sides are provided with hole of losing (19) at center, are socketed with partition (18) at the top of the hole of losing (19), under the service robot
It is socketed with service robot upper casing (2) at the top of shell (10), and service robot upper casing (2) is located on the outside of partition (18), the service robot lower casing
(10) side is provided with the first removable device that takes off (4) at center, and the other side is provided at service robot lower casing (10) center
The second removable device that takes off (6), the described first removable device that takes off (4) and the second removable device that takes off (6) are scored by first
Slideway (3), spherical cavity (20), fixing shell (21), the second rotary electric machine (22) and reinforcement set square (23) composition, the service
Side is provided with the first goal slideway (3) at machine lower casing (10) center, and the other side is arranged at service robot lower casing (10) center
There is the second goal slideway (5), and the second goal slideway (5) is located at first goal slideway (3) side, the first goal slideway
(3) be screwed reinforcement set square (23) with second goal slideway (5) bottom, and reinforce set square (23) one end with
The connection of service robot lower casing (10) bottom, the first goal slideway (3) and second goal slideway (5) one end are provided with fixed outer
Shell (21), fixing shell (21) top side offer spherical cavity (20), and described fixing shell (21) one end is located at center
Place two sides are provided with the second rotary electric machine (22), and the second rotary electric machine (22) one end passes through fixing shell (21) and is located at ball
Hole (20) bottom.
2. a kind of Combined automatic list double track service robot according to claim 1, it is characterised in that: support frame as described above
(12) side has been screwed turning set at center, rotating bar is socketed with inside the turning set, and at rotating bar center
It is socketed at the top of mandril (13).
3. a kind of Combined automatic list double track service robot according to claim 1, it is characterised in that: the retainer plate
(11) outside has been screwed several rotate ears, shaft is socketed with inside the rotate ear, and shaft is socketed in support
At the top of frame (12).
4. a kind of Combined automatic list double track service robot according to claim 1, it is characterised in that: the retainer plate
(11) one end offers threaded hole, and rotating bolt, and rotating bolt one end and adjusting knob are socketed with inside the threaded hole
(16) it connects.
5. a kind of Combined automatic list double track service robot according to claim 1, it is characterised in that: under the service robot
Shell (10) bottom offers mounting groove, and mounting groove is socketed at the top of iron wire bar (8).
6. a kind of Combined automatic list double track service robot according to claim 1, it is characterised in that: on the service robot
Protective case, and service robot upper casing (2) and service robot lower casing (10) table are socketed at the top of shell (2) with service robot lower casing (10) bottom
It is bright to be equipped with dustproof film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910324692.8A CN109966723A (en) | 2019-04-22 | 2019-04-22 | A kind of Combined automatic list double track service robot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910324692.8A CN109966723A (en) | 2019-04-22 | 2019-04-22 | A kind of Combined automatic list double track service robot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109966723A true CN109966723A (en) | 2019-07-05 |
Family
ID=67085711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910324692.8A Pending CN109966723A (en) | 2019-04-22 | 2019-04-22 | A kind of Combined automatic list double track service robot |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109966723A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112999631A (en) * | 2021-04-01 | 2021-06-22 | 淮阴工学院 | Badminton training aiding device and training system thereof |
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|---|---|---|---|---|
| CN101147040A (en) * | 2005-03-21 | 2008-03-19 | 张和 | Digitally controlled, user programmable and field relocatable table tennis robot |
| US20130319387A1 (en) * | 2011-10-07 | 2013-12-05 | Jugs Sports, Inc. | Changeup controller for ball throwing machine |
| CN203598453U (en) * | 2013-10-22 | 2014-05-21 | 万厚全 | Full-automatic remote-control volleyball pitching machine |
| CN206597285U (en) * | 2016-11-24 | 2017-10-31 | 刘坚 | A kind of vollyball simulates service/pass work device |
| CN108159672A (en) * | 2018-02-01 | 2018-06-15 | 沈建球 | A kind of automatic tennis service equipment |
-
2019
- 2019-04-22 CN CN201910324692.8A patent/CN109966723A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101147040A (en) * | 2005-03-21 | 2008-03-19 | 张和 | Digitally controlled, user programmable and field relocatable table tennis robot |
| US20130319387A1 (en) * | 2011-10-07 | 2013-12-05 | Jugs Sports, Inc. | Changeup controller for ball throwing machine |
| CN203598453U (en) * | 2013-10-22 | 2014-05-21 | 万厚全 | Full-automatic remote-control volleyball pitching machine |
| CN206597285U (en) * | 2016-11-24 | 2017-10-31 | 刘坚 | A kind of vollyball simulates service/pass work device |
| CN108159672A (en) * | 2018-02-01 | 2018-06-15 | 沈建球 | A kind of automatic tennis service equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112999631A (en) * | 2021-04-01 | 2021-06-22 | 淮阴工学院 | Badminton training aiding device and training system thereof |
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Application publication date: 20190705 |