CN102416248A - Table tennis training device - Google Patents
Table tennis training device Download PDFInfo
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- CN102416248A CN102416248A CN2011104446889A CN201110444688A CN102416248A CN 102416248 A CN102416248 A CN 102416248A CN 2011104446889 A CN2011104446889 A CN 2011104446889A CN 201110444688 A CN201110444688 A CN 201110444688A CN 102416248 A CN102416248 A CN 102416248A
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- ball
- table tennis
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- vertical rod
- gas
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Abstract
The invention discloses a table tennis training device, and relates to a training device for batting a table tennis, which solves the problem of difficulty in omni-directional training due to fixed ball supplying speeds and distances of the conventional ball pitching machine and is used for training of the table tennis. The device comprises a bracket body, a ball supplying disk assembly, a speed reducer, an intermittent motion indexing positioning device, a motor, a spray nozzle, a high-pressure gas cylinder, a pressure regulating valve and an electric valve, wherein the ball supplying disk assembly comprises a ball accommodating disk, a disk shaft and ball clamping devices; a plurality of ball accommodating through holes are formed on the surface of the ball accommodating disk; the ball clamping devices are arranged in the ball accommodating through holes; the disk shaft is connected to the axis of the ball accommodating disk and the motion output end of the intermittent motion indexing positioning device; the motion input end of the intermittent motion indexing positioning device is connected to a motor shaft of the motor through the speed reducer; the gas inlet end of the spray nozzle is communicated to the gas outlet of the high-pressure gas cylinder through the electric valve and the pressure regulating valve; and a gas spray outlet of the spray nozzle is formed at a spray nozzle in the plurality of ball accommodating through holes and is positioned on the same axis together with the ball accommodating through holes.
Description
Technical field
The present invention relates to a kind of trainer of table tennis batting.
Background technology
At present; In table tennis batting training, the training method of employing is mainly: by the coach supply the ball exercise, with the teammate to practicing and adopt service robot to supply three kinds of ball exercises, preceding two kinds to supply the ball modes influenced by people's technical factor bigger; If supply the ball regularity low, training effect is then not good.And adopt service robot to supply ball, and be constant though service robot supplies the speed of ball and distance, the problem that exists has two: one is to be difficult to accomplish comprehensive training after speed and the fixed distance.Be in dynamic motion process if another problem is a ball, then the beginner is difficult to the main points that master a skill.Begin to learn need exercise be the position of hitting a ball exactly during with the ball impact time on hand sensation, this needs stays static in the space of table tennis on certain altitude, the practitioner bats with racket.But present service robot has been realized not this function.In addition, can utilize up-to-date scientific achievement, meet modern high-level table tennis specialized training developing direction, the device that utilizes sportsman's movable information that the player motion technical process is monitored does not also occur both at home and abroad.
Summary of the invention
The purpose of this invention is to provide a kind of table tennis practice AID, supply the speed of ball and, be difficult to accomplish the problem of omnibearing training apart from being constant to solve existing service robot.It comprises stake body, ball supplying disk assembly, decelerator 1, intermittent movement indexing positioning device 2, motor 3, nozzle 4, gas cylinder 5, pressure regulator valve 6 and motor-driven valve 8; The ball supplying disk assembly is arranged on the top of stake body; The ball supplying disk assembly comprises dress ball dish 7-1, dish axle 7-2 and ball-clamped device; Its circumferencial direction of card upper edge of dress ball dish 7-1 evenly has a plurality of appearance ball through hole 7-3; All be provided with ball-clamped device among each appearance ball through hole 7-3; The end of horizontally disposed dish axle 7-2 is connected on the axial line of dress ball dish 7-1, and the other end of dish axle 7-2 is connected on the motion output of intermittent movement indexing positioning device 2, and intermittent movement indexing positioning device 2 is connected the top of stake body; The motion input of intermittent movement indexing positioning device 2 is connected on the motor shaft of motor 3 through decelerator 1; Nozzle 4 is fixed on the top of stake body, and the gas upstream end of nozzle 4 is communicated with on the gas vent of motor-driven valve 8, and the gas access of motor-driven valve 8 is communicated with on the gas vent of pressure regulator valve 6; The gas access of pressure regulator valve 6 is communicated with on the gas vent of gas cylinder 5, and the gas vent 4-1 of nozzle 4 is arranged on that among a plurality of appearance ball through hole 7-3 one locates and nozzle 4 has same axial line with this appearance ball through hole 7-3.
When practising a ball game; Motor 3 drives decelerator 1 and 2 motions of intermittent movement indexing positioning device; Dish axle 7-2 is intermittently rotatablely moved; The every motion of dish axle 7-2 once all makes dress ball dish 7-1 turn over the angle of regulation, and the angle of this regulation is exactly two circumference angles of holding between the ball through hole 7-3, holds ball through hole 7-3 thereby make nozzle 4 aim at each in order.After certain holds the puff prot of ball through hole 7-3 aligning nozzle 4; Motor-driven valve 8 is opened; Gases at high pressure spray into appearance ball through hole 7-3 through nozzle 4 from gas cylinder 5; Make to be arranged in advance and hold that the table tennis on the ball-clamped device is promoted to be flown out down by gases at high pressure among the ball through hole 7-3, train thereby supply with the people that practises a ball game.Owing to can regulate through pressure regulator valve 6 and output to the gas pressure in the nozzle 4, thereby can regulate the distance and the speed of table tennis flight easily, solve existing service robot and supplied the speed of ball and, be difficult to accomplish the problem of comprehensive training apart from being constant.
Description of drawings
Fig. 1 is a structural representation of the present invention, and Fig. 2 is the A-A cutaway view of Fig. 1, Fig. 3 be in the embodiment six nozzle structural representation, Fig. 4 be the C of Fig. 3 to view, Fig. 5 is the structural representation of embodiment six.Fig. 6 is the structural representation of embodiment eight, and Fig. 7 is that the D of Fig. 6 is to view.
The specific embodiment
The specific embodiment one: specify this embodiment below in conjunction with Fig. 1.This embodiment comprises stake body, ball supplying disk assembly, decelerator 1, intermittent movement indexing positioning device 2, motor 3, nozzle 4, gas cylinder 5, pressure regulator valve 6 and motor-driven valve 8; The ball supplying disk assembly is arranged on the top of stake body; The ball supplying disk assembly comprises dress ball dish 7-1, dish axle 7-2 and ball-clamped device; Its circumferencial direction of card upper edge of dress ball dish 7-1 evenly has a plurality of appearance ball through hole 7-3; All be provided with ball-clamped device among each appearance ball through hole 7-3; The end of horizontally disposed dish axle 7-2 is connected on the axial line of dress ball dish 7-1, and the other end of dish axle 7-2 is connected on the motion output of intermittent movement indexing positioning device 2, and intermittent movement indexing positioning device 2 is connected the top of stake body; The motion input of intermittent movement indexing positioning device 2 is connected on the motor shaft of motor 3 through decelerator 1; Nozzle 4 is fixed on the top of stake body, and the gas upstream end of nozzle 4 is communicated with on the gas vent of motor-driven valve 8, and the gas access of motor-driven valve 8 is communicated with on the gas vent of pressure regulator valve 6; The gas access of pressure regulator valve 6 is communicated with on the gas vent of gas cylinder 5, and the gas vent 4-1 of nozzle 4 is arranged on that among a plurality of appearance ball through hole 7-3 one locates and nozzle 4 has same axial line with this appearance ball through hole 7-3.
This embodiment discontinuous motion indexing positioning device 2 is selected Geneva mechanism for use.Geneva mechanism is a mature technique very, it generally be applied in rotating speed not high, require to turn over off and in the indexing means of certain angle.Certainly can also select intermittent movement indexing positioning devices such as ratchet mechanism for use, above-mentioned selection all belongs to the selection of ordinary skill means.
The specific embodiment two: specify this embodiment below in conjunction with Fig. 1 and Fig. 2.This embodiment is that it also comprises group pin 7-5 with the difference of embodiment one; Said ball-clamped device comprises ball chuck 7-6 and pressing spring 7-4; The circular arc rear end of the ball chuck 7-6 that arc is tabular is hinged on the hole wall that holds ball through hole 7-3; Be provided with pressing spring 7-4 between the hole wall of ball chuck 7-6 and appearance ball through hole 7-3; The lateral edges of ball chuck 7-6 exceeds outside holding ball through hole 7-3, and the rear end of dialling pin 7-5 is fixed on the external peripheral surface of nozzle 4, the front end of dialling pin 7-5 stretch out at the circular arc front end place of ball chuck 7-6 and be positioned at ball chuck 7-6, exceed the lateral edges position that is holding outside the ball through hole 7-3.So be provided with; Utilize ball chuck 7-6 and the hole wall that holds ball through hole 7-3 to clamp table tennis, when some appearance ball through hole 7-3 forward to over against nozzle 4, dial pin 7-5 and provoke ball chuck 7-6; Make ball-clamped device loosen clamping location, the high pressure gas physical efficiency is successfully sprayed table tennis table tennis.Such structure guarantees that the table tennis location is firm, can not influence the ejaculation of table tennis simultaneously.
The specific embodiment three: specify this embodiment below in conjunction with Fig. 1.This embodiment is that the middle part of coiling axle 7-2 is provided with location baffle ring 7-8 with the difference of embodiment one, and the front end of dish axle 7-2 has screw thread, is combined with nut 7-7 on the screw thread.So be provided with, dress ball dish 7-1 is fixed on the dish axle 7-2 through location baffle ring 7-8 and nut 7-7, can change fast dress ball dish 7-1.
The specific embodiment four: specify this embodiment below in conjunction with Fig. 1.This embodiment is that stake body comprises hand-hydraulic lowering or hoisting gear 9, dolly body 10 and vertical rod with the difference of embodiment one, and hand-hydraulic lowering or hoisting gear 9 is fixed on the dolly body 10, and vertical rod is fixed on the upper end of the piston rod 9-1 of hand-hydraulic lowering or hoisting gear 9.The height that can change integral support through hand-hydraulic lowering or hoisting gear 9 so is set, to meet the needs of.
The specific embodiment five: specify this embodiment below in conjunction with Fig. 1.This embodiment is that vertical rod comprises upper pright stanchion 11-1, following vertical rod 11-2 and jointed shaft 11-3 with the difference of embodiment four; The bottom of upper pright stanchion 11-1 is hinged through jointed shaft 11-3 with the upper end of following vertical rod 11-2, and said jointed shaft 11-3 is a bolt.So be provided with, it is parallel to the ground to be adjusted to dress ball dish 7-1 to the ball supplying disk assembly, and fixes with bolted splice axle 11-3, as shown in Figure 5.At this time upwards blow to ball in the air, speed is zero when ball arrives peak, and at this time, the people who practises a ball game is through impacting the sensation on hand of table tennis exercise square stance racket.
The specific embodiment six: specify this embodiment below in conjunction with Fig. 3 and 4.The difference of this embodiment and embodiment one is that the end face of nozzle 4 is provided with a plurality of air curtain spray orifice 4-2, and a plurality of air curtain spray orifice 4-2 evenly arrange around the gas vent 4-1 of nozzle 4.So be provided with, outside the primary air of gas vent 4-1 ejection,, table tennis stably be suspended in the air, supply practitioner's training around a circle air curtain.
The specific embodiment seven: specify this embodiment below in conjunction with Fig. 5.This embodiment and embodiment five or six difference are that it also comprises clamp 17, long vertical rod 20, cross tube 18, sheer pole 19, first laser beam emitting head 13, second laser beam emitting head 14, the first laser signal receiving system 15 and the second laser signal receiving system 16; Clamp 17 is arranged on down vertical rod 11-2 and goes up and be fixed on down the lower end of long vertical rod 20 on the vertical rod 11-2; One end of cross tube 18 and an end of sheer pole 19 are fixed in the long vertical rod 20; First laser beam emitting head 13 and second laser beam emitting head 14 are separately fixed at two positions of the body of rod of cross tube 18; The first laser signal receiving system 15 and the second laser signal receiving system 16 are separately fixed at two positions of the body of rod of sheer pole 19; The first laser signal receiving system 15 receives the laser signal that first laser beam emitting head 13 sends, and the second laser signal receiving system 16 receives the laser signal that second laser beam emitting head 14 sends.So be provided with, when the practitioner waves the arm ball, can interrupt two groups of signals transmission between the Laser emission receiving system respectively, the time difference of utilizing signal to be interrupted, can calculate practitioner's the arm speed of waving.Use laser sensor, can monitor practitioner's striking speed speed of swinging the bat through the data of display that laser sensor is delivered to, thereby practitioner's stroking technique process is monitored in real time effectively.
The specific embodiment eight: specify this embodiment below in conjunction with Fig. 6 and Fig. 7.The difference of this embodiment and embodiment six is around a circle outer ring air screen air flue 31 on the circumferential outer surface of nozzle 4; Outer ring air screen air flue 31 is opened on the end face of nozzle 4; Be provided with air cushion gas distribution channel 32 between gas vent 4-1 and the air curtain spray orifice 4-2, air cushion gas distribution channel 32 is provided with current stabilization grid 30 at the opening part of nozzle 4 end faces.So be provided with, air cushion gas distribution channel 32 upwards sprays an air cushion, and table tennis is suspended in the air, and current stabilization grid 30 is evenly cut air cushion open, helps the steady air current of air cushion, and outer ring air screen air flue 31 can make table tennis spacing above nozzle 4.
Claims (10)
1. table tennis practice AID; It is characterized in that it comprises stake body, ball supplying disk assembly, decelerator (1), intermittent movement indexing positioning device (2), motor (3), nozzle (4), gas cylinder (5), pressure regulator valve (6) and motor-driven valve (8); The ball supplying disk assembly is arranged on the top of stake body; The ball supplying disk assembly comprises dress ball dish (7-1), dish axle (7-2) and ball-clamped device; Its circumferencial direction of card upper edge of dress ball dish (7-1) evenly has a plurality of appearance ball through holes (7-3); All be provided with ball-clamped device in each appearance ball through hole (7-3); One end of horizontally disposed dish axle (7-2) is connected on the axial line of dress ball dish (7-1), and the other end of dish axle (7-2) is connected on the motion output of intermittent movement indexing positioning device (2), and intermittent movement indexing positioning device (2) is connected the top of stake body; The motion input of intermittent movement indexing positioning device (2) is connected on the motor shaft of motor (3) through decelerator (1); Nozzle (4) is fixed on the top of stake body, and the gas upstream end of nozzle (4) is communicated with on the gas vent of motor-driven valve (8), and the gas access of motor-driven valve (8) is communicated with on the gas vent of pressure regulator valve (6); The gas access of pressure regulator valve (6) is communicated with on the gas vent of gas cylinder (5), and the gas vent (4-1) of nozzle (4) is arranged on that in a plurality of appearance ball through holes (7-3) one locates and nozzle (4) has same axial line with this appearance ball through hole (7-3).
2. table tennis practice AID according to claim 1 is characterized in that intermittent movement indexing positioning device (2) selects Geneva mechanism for use.。
3. table tennis practice AID according to claim 1 is characterized in that intermittent movement indexing positioning device (2) selects ratchet mechanism for use.
4. table tennis practice AID according to claim 1; It is characterized in that it also comprises group pin (7-5); Said ball-clamped device comprises ball chuck (7-6) and pressing spring (7-4); The circular arc rear end of the ball chuck (7-6) that arc is tabular is hinged on the hole wall that holds ball through hole (7-3), is provided with pressing spring (7-4) between the hole wall of ball chuck (7-6) and appearance ball through hole (7-3), and the lateral edges of ball chuck (7-6) exceeds outside holding ball through hole (7-3); The rear end of dialling pin (7-5) is fixed on the external peripheral surface of nozzle (4), the front end of dialling pin (7-5) stretch out at the circular arc front end place of ball chuck (7-6) and be positioned at ball chuck (7-6), exceed the lateral edges position that is holding outside the ball through hole (7-3).
5. table tennis practice AID according to claim 1 is characterized in that the middle part of dish axle (7-2) is provided with location baffle ring (7-8), and the front end of dish axle (7-2) has screw thread, is combined with nut (7-7) on the screw thread.
6. table tennis practice AID according to claim 1; It is characterized in that stake body comprises hand-hydraulic lowering or hoisting gear (9), little car body (10) and vertical rod; Hand-hydraulic lowering or hoisting gear (9) is fixed on the little car body (10), and vertical rod is fixed on the upper end of the piston rod (9-1) of hand-hydraulic lowering or hoisting gear (9).
7. table tennis practice AID according to claim 1; It is characterized in that vertical rod comprises upper pright stanchion (11-1), following vertical rod (11-2) and jointed shaft (11-3); The bottom of upper pright stanchion (11-1) is hinged through jointed shaft (11-3) with the upper end of following vertical rod (11-2), and said jointed shaft (11-3) is a bolt.
8. table tennis practice AID according to claim 7 is characterized in that the end face of nozzle (4) is provided with a plurality of air curtain spray orifices (4-2), and a plurality of air curtain spray orifices (4-2) are evenly arranged around the gas vent (4-1) of nozzle (4).
9. according to claim 7 or 8 described table tennis practice AIDs; It is characterized in that it also comprises clamp (17), long vertical rod (20), cross tube (18), sheer pole (19), first laser beam emitting head (13), second laser beam emitting head (14), the first laser signal receiving system (15) and the second laser signal receiving system (16); Clamp (17) is arranged on down vertical rod (11-2) and goes up and be fixed on down the lower end of long vertical rod (20) in the vertical rod (11-2); One end of one end of cross tube (18) and sheer pole (19) is fixed in the long vertical rod (20); First laser beam emitting head (13) and second laser beam emitting head (14) are separately fixed at two positions of the body of rod of cross tube (18); The first laser signal receiving system (15) and the second laser signal receiving system (16) are separately fixed at two positions of the body of rod of sheer pole (19); The first laser signal receiving system (15) receives the laser signal that first laser beam emitting head (13) sends, and the second laser signal receiving system (16) receives the laser signal that second laser beam emitting head (14) sends.
10. table tennis practice AID according to claim 8; It is characterized in that on the circumferential outer surface of nozzle (4) around a circle outer ring air screen air flue (31); Outer ring air screen air flue (31) is opened on the end face of nozzle (4); Be provided with air cushion gas distribution channel (32) between gas vent (4-1) and the air curtain spray orifice (4-2), air cushion gas distribution channel (32) is provided with current stabilization grid (30) at the opening part of nozzle (4) end face.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 201110444688 CN102416248B (en) | 2011-12-27 | 2011-12-27 | Table tennis training device |
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CN 201110444688 CN102416248B (en) | 2011-12-27 | 2011-12-27 | Table tennis training device |
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CN102416248A true CN102416248A (en) | 2012-04-18 |
CN102416248B CN102416248B (en) | 2013-06-05 |
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CN 201110444688 Expired - Fee Related CN102416248B (en) | 2011-12-27 | 2011-12-27 | Table tennis training device |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103537088A (en) * | 2012-07-08 | 2014-01-29 | 刘殿富 | Ball machine, people table tennis bat, ball machine and robot bat |
CN107596666A (en) * | 2017-09-21 | 2018-01-19 | 西南大学 | A kind of triangle posture badminton service robot with arrangement function |
CN108245865A (en) * | 2018-02-27 | 2018-07-06 | 杨桂凤 | A kind of auxiliary exercise equipment and its method of work |
CN108686361A (en) * | 2018-08-23 | 2018-10-23 | 大连理工大学 | A kind of novel badminton pitching machine |
CN112316449A (en) * | 2019-08-05 | 2021-02-05 | 吉诺工业有限公司 | Floating ball performance device |
CN114295001A (en) * | 2021-12-30 | 2022-04-08 | 平裕(成都)科技有限公司 | Aiming method of glass breaking equipment |
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US5496025A (en) * | 1994-02-25 | 1996-03-05 | Phillips; Wiley | Pneumatic ball pitching machine for different sized balls |
CN2834634Y (en) * | 2005-07-15 | 2006-11-08 | 区大东 | Table-tennis automatic training device |
CN1947823A (en) * | 2006-10-18 | 2007-04-18 | 深圳大学 | Partner training equipment for badminton game |
US20070221187A1 (en) * | 2006-03-23 | 2007-09-27 | Meng-Fu Chen | Table tennis ball service machine |
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2011
- 2011-12-27 CN CN 201110444688 patent/CN102416248B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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US5496025A (en) * | 1994-02-25 | 1996-03-05 | Phillips; Wiley | Pneumatic ball pitching machine for different sized balls |
CN2834634Y (en) * | 2005-07-15 | 2006-11-08 | 区大东 | Table-tennis automatic training device |
US20070221187A1 (en) * | 2006-03-23 | 2007-09-27 | Meng-Fu Chen | Table tennis ball service machine |
CN1947823A (en) * | 2006-10-18 | 2007-04-18 | 深圳大学 | Partner training equipment for badminton game |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103537088A (en) * | 2012-07-08 | 2014-01-29 | 刘殿富 | Ball machine, people table tennis bat, ball machine and robot bat |
CN103537088B (en) * | 2012-07-08 | 2019-06-18 | 刘殿富 | Service robot, people's table tennis bat, service robot and robot racket |
CN107596666A (en) * | 2017-09-21 | 2018-01-19 | 西南大学 | A kind of triangle posture badminton service robot with arrangement function |
CN107596666B (en) * | 2017-09-21 | 2023-10-31 | 西南大学 | Tripod type badminton pitching machine with arrangement function |
CN108245865A (en) * | 2018-02-27 | 2018-07-06 | 杨桂凤 | A kind of auxiliary exercise equipment and its method of work |
CN108686361A (en) * | 2018-08-23 | 2018-10-23 | 大连理工大学 | A kind of novel badminton pitching machine |
CN108686361B (en) * | 2018-08-23 | 2023-09-15 | 大连理工大学 | Novel badminton service robot |
CN112316449A (en) * | 2019-08-05 | 2021-02-05 | 吉诺工业有限公司 | Floating ball performance device |
CN114295001A (en) * | 2021-12-30 | 2022-04-08 | 平裕(成都)科技有限公司 | Aiming method of glass breaking equipment |
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Granted publication date: 20130605 Termination date: 20131227 |