CN114272589A - Multifunctional tennis training machine and method integrating tennis training and tennis collection - Google Patents
Multifunctional tennis training machine and method integrating tennis training and tennis collection Download PDFInfo
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- CN114272589A CN114272589A CN202111546572.6A CN202111546572A CN114272589A CN 114272589 A CN114272589 A CN 114272589A CN 202111546572 A CN202111546572 A CN 202111546572A CN 114272589 A CN114272589 A CN 114272589A
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Abstract
The invention discloses a multifunctional tennis training machine and a method for collecting tennis training and tennis collection, and the multifunctional tennis training machine comprises a case shell and a case bottom supporting plate, wherein a service hole is formed in the surface of the case shell, a transverse partition plate is fixed in the case shell, two service wheel supporting plates are connected to the bottom of the transverse partition plate, an upper service wheel and a lower service wheel are connected between the two service wheel supporting plates, the case bottom supporting plate is connected with two L-shaped supporting plates, a rotating shaft A and an arc-shaped guide plate are connected between the two L-shaped supporting plates, a tennis collecting tank is connected to the case bottom supporting plate, a tennis conveying pipe column is connected to the tennis collecting tank, and a storage battery is arranged on the case bottom supporting plate. The tennis training machine disclosed by the invention is additionally provided with a tennis collecting function, the tennis is swept into the case shell by the arc-shaped poking piece on the rotating shaft A, and the tennis falls into the diversion trench through the arc-shaped diversion plate, so that the collection of the tennis is completed.
Description
Technical Field
The invention relates to equipment for tennis accompanying and tennis collection, in particular to a multifunctional tennis accompanying machine and a method for tennis accompanying and tennis collection, and belongs to the field of application of sports equipment.
Background
At present, tennis is more and more popular with young people, for beginners, catching a ball is the most basic exercise item, tennis is a multi-person exercise, and one person cannot complete training, so that a tennis training machine is generated.
The existing tennis training machine has insufficient serving strength, and in order to improve the serving strength, the serving strength is improved by adopting a method of increasing the number of serving wheels, but the number of the serving wheels is increased, so that on one hand, the generation cost is increased, and meanwhile, the volume of the tennis training machine is also increased, and in addition, the stability of the whole serving machine cannot be ensured while the serving strength is improved by the existing tennis training machine; and the existing tennis training machine does not have the function of picking up tennis balls and needs to collect the tennis balls manually.
Disclosure of Invention
An object of the present invention is to provide a multifunctional tennis training machine and method that integrates tennis training and tennis collection in order to solve the above problems.
The invention realizes the purpose by the following technical scheme, and the multifunctional tennis training machine integrating tennis training and tennis collection comprises a machine case shell and a machine case bottom supporting plate, wherein the machine case bottom supporting plate is fixed at the bottom of the machine case shell, four Mecanum wheels are connected on the machine case bottom supporting plate, a telescopic pull rod is connected on the machine case shell, a ball serving port is arranged on the surface of the machine case shell, a transverse partition plate is fixed in the machine case shell, two ball serving wheel supporting plates are connected at the bottom of the transverse partition plate, an upper ball serving wheel and a lower ball serving wheel are connected between the two ball serving wheel supporting plates, a servo motor A is connected on each ball serving wheel, a tennis storage groove is connected on the transverse partition plate, a discharging port is arranged on the transverse partition plate, an arc-shaped discharging pipeline is fixed at the bottom of the transverse partition plate, and two L-shaped supporting plates are connected on the machine case bottom supporting plate, the tennis ball collecting device is characterized in that a rotating shaft A and an arc-shaped guide plate are connected between the two L-shaped supporting plates, one end of the rotating shaft A is connected with a transmission assembly, at least three arc-shaped shifting pieces are connected to the surface of the rotating shaft A, a tennis ball collecting tank is connected to the bottom supporting plate of the case, a tennis ball conveying pipe column is connected to the tennis ball collecting tank, the inner end face of the arc-shaped guide plate is located above the tennis ball collecting tank, the tennis ball conveying pipe column is located above the tennis ball storage tank, a battery groove is formed in the bottom supporting plate of the case, a storage battery is embedded in the battery groove, and the servo motor A and the transmission assembly are electrically connected with the storage battery.
Preferably, a broken line type auxiliary supporting rod is connected between the service wheel supporting plate and the transverse partition plate, the service wheel at the lower position is positioned in front of and below the service wheel at the upper position, the distance between the two service wheels is 1/2-2/3 of the diameter of a tennis ball, the arc-shaped blanking pipeline is positioned behind the service wheel at the lower position, the service wheel comprises a metal hub, the surface of the metal hub is covered with a mixed rubber outer ring, the metal hub is connected with a high-speed bearing, the outer end face of the metal hub is provided with a plurality of clamping grooves, the inner wall of the mixed rubber outer ring is provided with a plurality of clamping strips, and the clamping grooves and the clamping strips are meshed with each other.
Preferably, the transmission assembly comprises a transmission gear A, a transmission gear B and a servo motor B, the diameter of the transmission gear A is larger than that of the transmission gear B, the transmission gear A and the transmission gear B are meshed with each other, the servo motor B is located below the transmission gear B, a threaded column is connected to the servo motor B, the threaded column is meshed with the transmission gear B, the rotating shaft A is connected with the transmission gear A, and the servo motor B is electrically connected with the storage battery.
Preferably, the tennis ball storage tank includes funnel type hold up tank and feed chute, the funnel type hold up tank is fixed on the feed chute, be connected with servo motor C on the cross slab, funnel type hold up tank bottom is connected with three silo bracing piece, silo bracing piece bottom is fixed on the cross slab, be equipped with the flow distribution disc in the feed chute, be equipped with a plurality of tennis ball spacing grooves on the flow distribution disc, be equipped with the logical groove of unloading on the feed chute basal surface, tennis ball spacing groove, the logical groove of unloading and the feed opening corresponds each other, servo motor C is located feed chute bottom and with the flow distribution disc links to each other, servo motor C with battery electric connection.
Preferably, two be connected with the arc type apron between "L" type backup pad, be equipped with pivot through-hole A and arc type spout A on the "L" type backup pad, be connected with pivot B and screw thread axle A on the arc type guide plate, pivot B cover is established pivot through-hole A is last, screw thread axle A runs through arc type spout A, the last helical casing of screw thread axle A is equipped with flange nut A.
Preferably, the tennis ball collecting groove comprises a diversion groove and a conveying groove which are inclined downwards, the diversion groove is communicated with the conveying groove, the tennis ball conveying pipe column is positioned in the conveying groove, a gravity sensor is arranged in the conveying groove, the gravity sensor is positioned at the entrance of the conveying groove, the bottom of the side wall of the tennis conveying pipe column is provided with a tennis inlet, the upper end of the side wall of the tennis conveying pipe column is provided with a tennis outlet, the tennis inlet is opposite to the gravity sensor, the tennis ball outlet is positioned above the tennis ball storage groove, the bottom of the conveying groove is connected with a PLC controller and an air cylinder, an arc tennis ball supporting plate is arranged in the tennis ball conveying pipe column, the cylinder is connected with the arc tennis ball supporting plate, the gravity sensor and the air cylinder are all connected with the PLC, and the gravity sensor, the air cylinder and the PLC are all electrically connected with the storage battery.
Preferably, a rotating shaft C is connected to the upper portion inside the tennis conveying pipe column, two opposite distributing plates are connected to the rotating shaft C, a servo motor D is connected to the rotating shaft C, the servo motor D is connected with the PLC controller, and the servo motor D is electrically connected with the storage battery.
Preferably, be connected with angle adjusting plate on the service entrance, be connected with pivot D and screw shaft B on the angle adjusting plate, the upper scroll cover of screw shaft B is equipped with flange nut B, be equipped with pivot through-hole B and camber spout B on two relative lateral walls of service entrance, pivot through-hole B with camber spout B's other end opening is all in on the chassis exterior lateral wall, pivot D cover is established on the pivot through-hole B, screw shaft B cover is established on the camber spout B.
A partner training method of a tennis partner training machine, which comprises the following steps,
s1, turning the angle adjusting plate outwards to a proper angle;
s2, two servo motors A and a servo motor C are turned on, the two servo motors A respectively control the two service wheels to rotate reversely, the servo motor C controls the splitter disc to rotate, tennis balls in the funnel-shaped storage tank fall into the discharging groove, the splitter disc divides and rotates the tennis balls to be communicated with the discharging groove, and the tennis balls fall into the arc-shaped discharging pipeline through the discharging groove and the discharging opening and are transmitted and sent out through the two service wheels.
A tennis ball collecting method of a tennis ball collecting machine comprises the following steps:
s1, turning the arc-shaped guide plate to the position where the bottom of the arc-shaped guide plate is in contact with the ground;
s2, turning on a servo motor B, rotating a rotating shaft A, sweeping the tennis balls into the case shell by an arc-shaped poking sheet, and enabling the tennis balls to fall into a diversion trench through an arc-shaped diversion plate and slide onto an arc-shaped tennis ball supporting plate in a tennis ball conveying pipe column;
s3, after a plurality of tennis balls are swept into the diversion trench, the gravity sensor senses the tennis balls and transmits signals to the PLC, the PLC controls the cylinder and the servo motor D to work, the cylinder pushes the arc tennis ball supporting plate upwards, the rotating shaft C rotates, and the poking plate pushes the tennis balls on the arc tennis ball supporting plate into the funnel-shaped storage groove through the tennis outlet.
The invention has the beneficial effects that: the invention discloses a multifunctional tennis training machine and a method for collecting tennis training and tennis balls, which has the following advantages,
1. the tennis training machine disclosed by the invention has the advantages that the traditional ball serving wheel is improved into a structure combining the metal hub and the mixed rubber outer ring, the mixed rubber outer ring is used for grabbing tennis, meanwhile, the high-speed bearing is additionally arranged on the metal hub and can assist the ball serving wheel to rotate quickly, the two ball serving wheels rotate in opposite directions and compress tennis to half or 2/3 of the normal size, and then the tennis is launched out at high speed, so that the ball serving strength is improved and the stability of the tennis training machine is ensured;
2. the tennis training machine disclosed by the invention is additionally provided with a tennis collecting function, the tennis is swept into the case shell by the arc-shaped poking piece on the rotating shaft A, and the tennis falls into the diversion trench through the arc-shaped diversion plate to complete the collection of the tennis;
3. the tennis training machine disclosed by the invention has an automatic tennis ball conveying function, can automatically convey tennis balls in the tennis ball collecting groove to the tennis ball storage groove, does not need to manually collect the tennis balls, and has stronger practicability compared with the existing tennis training machine.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a schematic view of the internal structure of the present invention.
Fig. 3 is a schematic view of the structure of the ball serving wheel of the present invention.
Fig. 4 is a schematic structural diagram of the transmission assembly of the present invention.
FIG. 5 is a schematic view of a connection structure of an arc-shaped guide plate and an L-shaped support plate according to the present invention.
Figure 6 is a schematic view of the tennis ball storage tray of the present invention.
FIG. 7 is a schematic view of a connection structure of a tennis ball collecting groove and a tennis ball conveying pipe column according to the present invention.
FIG. 8 is a schematic view of a connection structure of the angle adjustment plate and the ball-serving port according to the present invention.
In the figure: 1. case shell, 2, case bottom supporting plate, 3, Mecanum wheel, 4, telescopic pull rod, 5, diaphragm plate, 6, service wheel supporting plate, 7, broken line type auxiliary supporting rod, 8, service wheel, 8-1, metal wheel hub, 8-2, mixed rubber outer ring, 8-3, high-speed bearing, 9, servo motor A, 10, arc type blanking pipeline, 11, tennis ball storage tank, 11-1, funnel type storage tank, 11-2, blanking tank, 12, trough supporting rod, 13, servo motor C, 14, blanking port, 15, battery tank, 16, storage battery, 17, "L" type supporting plate, 18, transmission component, 18-1, transmission gear A, 18-2, transmission gear B, 18-3, servo motor B, 18-4, threaded column, 19, rotating shaft A, 20 and arc type shifting piece, 21. the tennis ball collecting device comprises an arc-shaped cover plate, 22, a tennis ball collecting groove, 22-1, a diversion trench, 22-2, a conveying trench, 23, an arc-shaped diversion plate, 24, a tennis ball conveying pipe column, 25, a ball distributing opening, 26, an angle adjusting plate, 27, rotating shaft through holes B, 28, arc-shaped sliding grooves B, 29, a clamping groove, 30, a clamping strip, 31, a rotating shaft D, 32, threaded shafts B, 33, flange nuts B, 34, rotating shaft through holes A, 35, arc-shaped sliding grooves A, 38, rotating shafts B, 39, threaded shafts A, 40, flange nuts A, 41, a splitter disc, 42, a tennis ball limiting groove, 43, a blanking through groove, 44, a gravity sensor, 45, a cylinder, 46, a PLC (programmable logic controller), 47, an arc-shaped tennis ball supporting plate, 48, a ball inlet, 49, a ball outlet, 50, a servo motor D, 51, a rotating shaft C, 52 and a distributing plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner" and "outer" indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be connected internally or indirectly through two or more elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 and 2, a multifunctional tennis training machine integrating tennis training and tennis collection comprises a case shell 1 and a case bottom supporting plate 2, wherein the case bottom supporting plate 2 is fixed at the bottom of the case shell 1, the case bottom supporting plate 2 is connected with four mecanum wheels 3, the mecanum wheels 3 have compact structure and flexible movement, and are successful omnidirectional wheels, the mecanum wheels 3 are adopted in the invention, so that the omnidirectional movement function of the tennis training machine can be more flexibly and conveniently realized, the case shell 1 is connected with a telescopic pull rod 4, the telescopic pull rod 4 is convenient for pulling the tennis training machine, so that the portable movement function of the tennis training machine is realized, a tennis outlet 25 is arranged on the surface of the case shell 1, a transverse partition plate 5 is fixed in the case shell 1, the bottom of the transverse partition plate 5 is connected with two ball-serving wheel supporting plates 6, the invention adopts stainless steel material as the service wheel supporting plate 6, the upper end of the service wheel supporting plate 6 is in a T-shaped structure, a T-shaped plate at the upper end of the service wheel supporting plate 6 is spirally fixed on a transverse clapboard 5, the service wheel supporting plate 6 is in an irregular shape, the material is saved while the stability and the firmness are ensured, the production cost is reduced, the occupied space of the service wheel supporting plate 6 in a case shell 1 is reduced, an upper service wheel 8 and a lower service wheel 8 are connected between the two service wheel supporting plates 6, a servo motor A9 is connected on each service wheel 8, a servo motor A9 is fixed on the service wheel supporting plate 6 at one side, the two servo motors A9 control the two service wheels 8 to rotate towards opposite directions respectively, the two service wheels 8 are opposite to a service port 25, a tennis ball storage groove 11 is connected on the transverse clapboard 5, tennis balls are placed in a tennis ball storage groove 11, a feed opening 14 is formed in the transverse partition plate 5, an arc-shaped feed pipe 10 is fixed at the bottom of the transverse partition plate 5, two side walls of the arc-shaped feed pipe 10 are respectively and spirally fixed on the two serving wheel supporting plates 6, the ball outlet end of the arc-shaped feed pipe 10 is positioned below the upper serving wheel 8, the distance between the ball outlet end of the arc-shaped feed pipe 10 and the lower serving wheel 8 is smaller than the radius of the tennis balls, the ball outlet end of the arc-shaped feed pipe 10 is not in contact with the lower serving wheel 8, the tennis balls in the tennis ball storage groove 11 fall into the arc-shaped feed pipe 10 through the feed opening 14, fall between the two serving wheels 8 through the arc-shaped feed pipe 10 and are extruded by the two serving wheels 8 which rotate at high speed and in opposite directions, and are ejected, and highly stable ejection of the tennis balls is realized.
As shown in fig. 1 and 2, the bottom support plate 2 of the case is connected with two "L" shaped support plates 17, a rotation shaft a19 and an arc-shaped guide plate 23 are connected between the two "L" shaped support plates 17, the upper end of the arc-shaped guide plate 23 is in an outward and downward inclined structure, one end of the rotation shaft a19 is connected with a transmission assembly 18, the transmission assembly 18 controls the rotation shaft a19 to rotate, the surface of the rotation shaft a19 is connected with at least three arc-shaped poking pieces 20, the bottom support plate 2 of the case is connected with a tennis collecting tank 22, the upper end of the arc-shaped guide plate 23 is located in the tennis collecting tank 22, the telescopic pull rod 4 is held and pushes the tennis training machine, when the arc-shaped poking pieces 20 on the rotation shaft a19 hit an above-ground tennis ball, the arc-shaped poking pieces 20 poke the tennis ball into the case 1 during the rotation process, the tennis ball is swept into the arc-shaped guide plate 23 and falls into the tennis collecting tank 22 via the arc-shaped guide plate 23, and completing automatic collection of tennis balls.
As shown in fig. 2, a tennis ball conveying column 24 is connected to the tennis ball collecting groove 22, an inner end surface of the arc-shaped flow guide plate 23 is located above the tennis ball collecting groove 22, the tennis ball conveying column 24 is located above the tennis ball storing groove 11, and tennis balls are conveyed from the tennis ball collecting groove 22 to the tennis ball storing groove 11 through the tennis ball conveying column 24, so that automatic conveying of tennis balls is completed.
As shown in fig. 2, a battery slot 15 is arranged on the bottom supporting plate 2 of the case, a battery 16 is embedded in the battery slot 15, the servo motor a9 and the transmission assembly 18 are both electrically connected with the battery 16, and the battery 16 provides power supply for the tennis training machine.
As shown in fig. 2, a fold line type auxiliary support rod 7 is connected between the service wheel support plate 6 and the diaphragm plate 5, and the fold line type auxiliary support rod 7, the service wheel support plate 6 and the diaphragm plate 5 form a triangular stable structure, so that the stability of the service wheel support plate 6 can be improved, and the stability of the whole tennis training machine can be improved.
As shown in fig. 2, the lower serving wheel 8 is located in front of and below the upper serving wheel 8, so that the two serving wheels 8 are not located on the same vertical line, but are staggered with each other, the distance between the two serving wheels 8 is not more than 1/3 of the diameter of a tennis ball, and the distance between the two serving wheels 8 is 1/2-2/3 of the diameter of a tennis ball, so that when a tennis ball falls between the two serving wheels 8, the tennis ball is compressed by the two serving wheels 8 and then launched, thereby improving launching force.
As shown in fig. 2, the arc-shaped blanking pipe 10 is located behind the lower launching wheel 8 located at the lower position, and the ball outlet end of the arc-shaped blanking pipe 10 is not in contact with the lower launching wheel 8, so that the arc-shaped blanking pipe 10 and the lower launching wheel 8 are prevented from being worn away from each other, and the rotating speed of the lower launching wheel 8 is limited.
As shown in fig. 3, the service wheel 8 includes a metal hub 8-1, the surface of the metal hub 8-1 is covered with a mixed rubber outer ring 8-2, the outer end surface of the metal hub 8-1 is provided with a plurality of slots 29, the inner end surface of the mixed rubber outer ring 8-2 is provided with a plurality of clamping strips 30, the clamping strips 30 on the inner end surface of the mixed rubber outer ring 8-2 are embedded in the slots 29 on the outer end surface of the metal hub 8-1, so as to improve the stability of the mixed rubber outer ring 8-2 on the metal hub 8-1, prevent the mixed rubber outer ring 8-2 from slipping on the metal hub 8-1, the mixed rubber outer ring 8-2 has a structure with an inward concave outer surface, can be more attached to an arc contact surface, improve the tennis ball catching force, the metal hub 8-1 is connected with a high-speed bearing 8-3, the high-speed bearing 8-3 can assist the metal hub 8-1 to rotate quickly, and the rotating speed of the metal hub 8-1 in the invention can reach 3500-4000 revolutions per minute.
As shown in fig. 2 and 4, the transmission assembly 18 includes a transmission gear a18-1, a transmission gear B18-2 and a servo motor B18-3, the diameter of the transmission gear a18-1 is greater than the diameter of the transmission gear B18-2, the transmission gear a18-1 and the transmission gear B18-2 are engaged with each other, the servo motor B18-3 is located below the transmission gear B18-2, the servo motor B18-3 is connected with a threaded column 18-4, the threaded column 18-4 is engaged with the transmission gear B18-2, the rotating shaft a19 is connected with the transmission gear a18-1, the servo motor B18-3 is electrically connected with the storage battery 16, the storage battery 16 provides power for the servo motor B18-3, the servo motor B18-3 rotates to drive the threaded column 18-4 to rotate, the transmission gear B18-2 meshed with the threaded column 18-4 rotates along with the threaded column and then drives the transmission gear A18-1 to rotate, and the transmission assembly 18 has the advantages that the rotating shaft A19 can be driven to rotate by using small power, namely the rotating shaft A19 can be driven to rotate only by rotating the threaded column 18-4, and electric energy required by the rotating shaft A19 is reduced.
As shown in fig. 2 and 6, the tennis ball storage slot 11 comprises a funnel-shaped storage slot 11-1 and a blanking slot 11-2, the funnel-shaped storage slot 11-1 is fixed on the blanking slot 11-2, tennis balls are stored in the funnel-shaped storage slot 11-1 and continuously fall into the blanking slot 11-2, the diaphragm plate 5 is connected with a servo motor C13, the bottom of the funnel-shaped storage slot 11-1 is connected with three trough support rods 12, the bottoms of the trough support rods 12 are fixed on the diaphragm plate 5, the trough support rods 12 support the funnel-shaped storage slot 11-1, so as to ensure that the funnel-shaped storage slot 11-1 is kept stable during the launching process of tennis balls, prevent tennis balls in the funnel-shaped storage slot 11-1 from jumping out of the funnel-shaped storage slot 11-1 due to the shaking of the funnel-shaped storage slot 11-1, a splitter plate 41 is arranged in the feeding groove 11-2, the bottom surface of the splitter plate 41 abuts against the bottom surface of the inner part of the feeding groove 11-2, a plurality of tennis ball limiting grooves 42 are arranged on the splitter plate 41, tennis balls in the feeding groove 11-2 are located in the tennis ball limiting grooves 42, a feeding through groove 43 is arranged on the bottom surface of the feeding groove 11-2, the inner diameters of the tennis ball limiting grooves 42 and the feeding through groove 43 are larger than the diameter of the tennis balls, the tennis ball limiting grooves 42, the feeding through groove 43 and the feeding port 14 correspond to each other, a servo motor C13 is arranged at the bottom of the feeding groove 11-2 and connected with the splitter plate 41, the servo motor C13 is electrically connected with the storage battery 16, the storage battery 16 provides power for the servo motor C13, the servo motor C13 controls the splitter plate 41 to rotate, and the splitter plate 41 pushes the tennis balls located in the tennis ball limiting grooves 42 to rotate, when the tennis ball limiting groove 42 is rotated to be opposite to the feeding through groove 43, the tennis ball falls through the feeding through groove 43.
In the above embodiment, the height from the bottom surface of the feed chute 11-2 to the diaphragm 5 is not more than 2/3 of the diameter of the tennis ball.
In the above embodiment, the inner diameters of the feed opening 14, the tennis ball limiting groove 42 and the feed through groove 43 are the same and are all 1.1 to 1.3 times the diameter of the tennis ball.
As shown in fig. 2, an arc-shaped cover plate 21 is connected between the two L-shaped support plates 17, the arc-shaped cover plate 21 is communicated with the chassis housing 1, the arc-shaped cover plate 21 can limit tennis balls, and in the process of picking up tennis balls, one or two tennis balls occasionally deviate in the action tracks of the arc-shaped guide plates 23, and at this time, the arc-shaped cover plate 21 can limit the tennis balls with deviated positions in the chassis housing 1 and finally be pushed into the tennis ball collecting groove 22 under the action of the arc-shaped shifting piece 20, so that the efficiency of picking up tennis balls is improved.
As shown in fig. 2 and 5, a rotating shaft through hole a34 and an arc-shaped chute a35 are arranged on the L-shaped support plate 17, a rotating shaft B38 and a threaded shaft a39 are connected to the arc-shaped guide plate 23, the rotating shaft B38 is sleeved on the rotating shaft through hole a34, the threaded shaft a39 penetrates through the arc-shaped chute a35, a flange nut a40 is spirally sleeved on the threaded shaft a39, the arc-shaped guide plate 23 can be turned upwards under the condition that the arc-shaped guide plate 23 is not used, the bottom of the arc-shaped guide plate 23 is adjusted to be separated from the ground, and when a tennis ball is picked up, the arc-shaped guide plate 23 is turned downwards and adjusted to be in contact with the ground.
In the above embodiment, the chassis housing 1 also has the arc chute opposite to the arc chute a35, as shown in fig. 1, the threaded shaft a39 penetrates through the arc chute a35 and extends out of the chassis housing 1, the flange nut a40 is located on the threaded shaft a39 extending out of the chassis housing 1 and plays a role of fixing the threaded shaft a39, and the flange nut a40 is located outside the chassis housing 1, so that a user can conveniently adjust the flange nut.
As shown in fig. 2 and 7, the tennis ball collecting groove 22 includes a downwardly inclined diversion trench 22-1 and a delivery trench 22-2, the diversion trench 22-1 is communicated with the delivery trench 22-2, tennis balls are delivered into the diversion trench 22-1 through an arc-shaped diversion plate 23 and then fall into the delivery trench 22-2 under the action of their own gravity, the tennis ball delivery pipe column 24 is located in the delivery trench 22-2, a gravity sensor 44 is arranged in the delivery trench 22-2, the gravity sensor 44 is located at an inlet of the delivery trench 22-2, a ball inlet 48 is arranged at the bottom of a side wall of the tennis ball delivery pipe column 24, a ball outlet 49 is arranged at an upper end of a side wall of the tennis ball delivery pipe column 24, the ball inlet 48 is opposite to the gravity sensor 44, and the ball outlet 49 is located above the tennis ball storage trench 11, the bottom of the conveying groove 22-2 is connected with a PLC (programmable logic controller) 46 and an air cylinder 45, an arc tennis ball supporting plate 47 is arranged in the tennis ball conveying pipe column 24, the air cylinder 45 is connected with the arc tennis ball supporting plate 47, the gravity sensor 44 and the air cylinder 45 are both connected with the PLC 46, the gravity sensor 44, the air cylinder 45 and the PLC 46 are all electrically connected with the storage battery 16, the storage battery 16 provides power for the gravity sensor 44, the air cylinder 45 and the PLC 46, a first tennis ball which rolls into the conveying groove 22-2 through the diversion groove 22-1 enters the tennis ball conveying pipe column 24 through the ball inlet 48 and falls on the arc tennis ball supporting plate 47, then a tennis ball which enters the diversion groove 22-1 falls on the gravity sensor 44, the gravity sensor 44 transmits a signal to the PLC 46, the PLC 46 controls the air cylinder 45 to push the arc tennis ball supporting plate 47 upwards, when the arc tennis supporting plate 47 is pushed to the ball outlet 49, the tennis ball slides out through the ball outlet 49.
In the above embodiment, the cylinder 45 is fixed on the bottom plate 2 of the chassis, as shown in fig. 2, a fixing groove for the cylinder 45 is provided on the bottom plate 2 of the chassis, and the upper end of the cylinder 45 penetrates through the conveying groove 22-2, as shown in fig. 7.
As shown in fig. 7, a rotating shaft C51 is connected to the upper portion inside the tennis ball conveying column 24, two opposite distributing plates 52 are connected to the rotating shaft C51, a servo motor D50 is connected to the rotating shaft C51, the servo motor D50 is connected to the PLC controller 46, the servo motor D50 is electrically connected to the storage battery 16, the storage battery 16 supplies power to the servo motor D50, the PLC controller 46 controls the cylinder 45 to operate, and at the same time, controls the servo motor D50 to operate, the rotating shaft C51 rotates, and the distributing plates 52 push the tennis balls on the arc-shaped tennis ball supporting plate 47 out of the tennis outlet 49.
As shown in fig. 1 and 8, an angle adjusting plate 26 is connected to the ball-serving mouth 25, the angle adjusting plate 26 is an arc structure with an upward inclined front end, the inclination angle is 10-15 °, the angle adjusting plate 26 is connected with a rotating shaft D31 and a threaded shaft B32, a flange nut B33 is screwed on the threaded shaft B32, two opposite side walls of the ball-serving mouth 25 are provided with a rotating shaft through hole B27 and an arc chute B28, the rotating shaft through hole B27 and an opening at the other end of the arc chute B28 are both arranged on the outer side wall of the case housing 1, the rotating shaft D31 is sleeved on the rotating shaft through hole B27, the threaded shaft B32 is sleeved on the arc chute B28, tennis balls are emitted through the ball-serving mouth 25, and the purpose of adjusting the motion trajectory of tennis balls is achieved by turning the angle adjusting plate 26 upwards or downwards.
Embodiment 1 a method of accompanying a tennis accompanying machine, comprising the steps of:
s1, loosening the flange nut B33, turning the angle adjusting plate 26 outwards to a proper angle, then tightening the flange nut B33, and fixing the angle adjusting plate 26;
s2, two servo motors A9 and a servo motor C13 are turned on, the two servo motors A9 respectively control the two tennis serving wheels 8 to rotate reversely, the servo motor C13 controls the flow distribution disc 41 to rotate, tennis balls in the funnel-shaped storage tank 11-1 fall into the discharging tank 11-2, the flow distribution disc 41 divides the tennis balls to be communicated with the discharging through groove 43, the tennis balls fall into the arc-shaped discharging pipeline 10 through the discharging through groove 43 and the discharging opening 14 and are wound into the two tennis serving wheels 8, the two tennis serving wheels 8 rotate reversely and compress the tennis balls to half of the original shape, the tennis balls are sent out at high speed, the sent tennis balls move linearly, and the angle adjusting plate 26 can change the motion track of the launched tennis balls to enable the tennis balls to move in a parabolic track.
Example 2 a tennis ball collecting method of a tennis ball collecting machine, comprising the steps of,
s1, loosening the flange nut A40, turning the arc-shaped guide plate 23 to the position where the bottom of the arc-shaped guide plate 23 is in contact with the ground, and then tightening the flange nut A40 to fix the arc-shaped guide plate 23;
s2, turning on a servo motor B18-3, enabling a rotating shaft A19 to rotate, enabling the arc-shaped poking piece 20 to sweep tennis balls into the case shell 1, enabling the tennis balls to fall into a diversion trench 22-1 through an arc-shaped diversion plate 23 and slide onto an arc-shaped tennis ball supporting plate 47 in a tennis ball conveying pipe column 24, and completing tennis ball collection;
s3, after a plurality of tennis balls are swept into the diversion trench 22-1, the gravity sensor 44 senses the tennis balls and transmits signals to the PLC 46, the PLC 46 controls the cylinder 45 and the servo motor D50 to work, the cylinder 45 pushes the arc tennis ball supporting plate 47 upwards, the rotating shaft C51 rotates, and the distribution plate 52 pushes the tennis balls on the arc tennis ball supporting plate 47 into the funnel-shaped storage trench 11-1 through the tennis outlet 49, so that the tennis balls are conveyed.
In conclusion, the tennis ball collecting device has the functions of automatically launching, collecting and transmitting tennis balls, and has a wide application prospect.
It will be clear to a person skilled in the art that the present invention is not limited to the details of the exemplary embodiments presented above, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description of the embodiments is for clarity only, and those skilled in the art should make the description as a whole, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The utility model provides a multi-functional tennis training machine of collection tennis training and tennis collection, includes chassis exterior (1) and chassis base board (2), chassis base board (2) are fixed chassis exterior (1) bottom, be connected with four mecanum wheels (3) on chassis base board (2), be connected with flexible pull rod (4), its characterized in that on chassis exterior (1): the tennis ball feeding machine is characterized in that a ball feeding port (25) is formed in the surface of the machine case shell (1), a transverse partition plate (5) is fixed in the machine case shell (1), two ball feeding wheel supporting plates (6) are connected to the bottom of the transverse partition plate (5), an upper ball feeding wheel (8) and a lower ball feeding wheel (8) are connected between the two ball feeding wheel supporting plates (6), a servo motor A (9) is connected to each of the two ball feeding wheels (8), a tennis ball storage groove (11) is connected to the transverse partition plate (5), a discharging port (14) is formed in the transverse partition plate (5), an arc discharging pipeline (10) is fixed to the bottom of the transverse partition plate (5), two L-shaped supporting plates (17) are connected to the machine case bottom supporting plate (2), a rotating shaft A (19) and an arc guide plate (23) are connected between the two L-shaped supporting plates (17), one end of the rotating shaft A (19) is connected with a transmission assembly (18), the tennis ball collecting device is characterized in that at least three arc-shaped shifting pieces (20) are connected to the surface of the rotating shaft A (19), a tennis ball collecting groove (22) is connected to the case bottom supporting plate (2), a tennis ball conveying pipe column (24) is connected to the tennis ball collecting groove (22), the inner end face of the arc-shaped guide plate (23) is located above the tennis ball collecting groove (22), the tennis ball conveying pipe column (24) is located above the tennis ball storage groove (11), a battery groove (15) is formed in the case bottom supporting plate (2), a storage battery (16) is embedded in the battery groove (15), and the servo motor A (9) and the transmission assembly (18) are electrically connected with the storage battery (16).
2. The multifunctional tennis training machine for collecting tennis training and tennis ball collection as set forth in claim 1, wherein: a broken line type auxiliary support rod (7) is connected between the service wheel support plate (6) and the diaphragm plate (5), the service wheel (8) at the lower position is positioned at the front lower part of the service wheel (8) at the upper position, the distance between the two service wheels (8) is 1/2-2/3 of the diameter of tennis ball, the arc-shaped blanking pipeline (10) is positioned at the rear part of the service wheel (8) at the lower position, the service wheel (8) comprises a metal hub (8-1), a mixed rubber outer ring (8-2) covers the surface of the metal hub (8-1), a high-speed bearing (8-3) is connected onto the metal hub (8-1), a plurality of clamping grooves (29) are arranged on the outer end face of the metal hub (8-1), and a plurality of clamping strips (30) are arranged on the inner wall of the mixed rubber outer ring (8-2), the clamping groove (29) and the clamping strip (30) are mutually engaged.
3. The multifunctional tennis training machine for collecting tennis training and tennis ball collection as set forth in claim 1, wherein: the transmission assembly (18) comprises a transmission gear A (18-1), a transmission gear B (18-2) and a servo motor B (18-3), the diameter of the transmission gear A (18-1) is larger than that of the transmission gear B (18-2), the transmission gear A (18-1) and the transmission gear B (18-2) are meshed with each other, the servo motor B (18-3) is positioned below the transmission gear B (18-2), the servo motor B (18-3) is connected with a threaded column (18-4), the threaded column (18-4) is meshed with the transmission gear B (18-2), the rotating shaft A (19) is connected with the transmission gear A (18-1), and the servo motor B (18-3) is electrically connected with the storage battery (16).
4. The multifunctional tennis training machine for collecting tennis training and tennis ball collection as set forth in claim 1, wherein: the tennis ball storage tank (11) comprises a funnel-shaped storage tank (11-1) and a feed chute (11-2), the funnel-shaped storage tank (11-1) is fixed on the feed chute (11-2), the diaphragm plate (5) is connected with a servo motor C (13), the bottom of the funnel-shaped storage tank (11-1) is connected with three trough support rods (12), the bottom of each trough support rod (12) is fixed on the diaphragm plate (5), a distribution plate (41) is arranged in the feed chute (11-2), a plurality of tennis ball limiting grooves (42) are arranged on the distribution plate (41), a feed through groove (43) is arranged on the bottom surface of the feed chute (11-2), the tennis ball limiting grooves (42), the feed through groove (43) and the feed opening (14) correspond to each other, the servo motor C (13) is positioned at the bottom of the feed chute (11-2) and is connected with the distribution plate (41), the servo motor C (13) is electrically connected with the storage battery (16).
5. The multifunctional tennis training machine for collecting tennis training and tennis ball collection as set forth in claim 1, wherein: two be connected with arc type apron (21) between "L" type backup pad (17), be equipped with pivot through-hole A (34) and arc type spout A (35) on "L" type backup pad (17), be connected with pivot B (38) and screw shaft A (39) on arc type guide plate (23), pivot B (38) cover is established on pivot through-hole A (34), screw shaft A (39) run through arc type spout A (35), the spiral shell is equipped with flange nut A (40) on screw shaft A (39).
6. The multifunctional tennis training machine for collecting tennis training and tennis ball collection as set forth in claim 1, wherein: the tennis ball collecting groove (22) comprises a guide groove (22-1) and a conveying groove (22-2) which are inclined downwards, the guide groove (22-1) is communicated with the conveying groove (22-2), the tennis ball conveying pipe column (24) is positioned in the conveying groove (22-2), a gravity sensor (44) is arranged in the conveying groove (22-2), the gravity sensor (44) is positioned at an inlet of the conveying groove (22-2), a ball inlet (48) is arranged at the bottom of the side wall of the tennis ball conveying pipe column (24), a ball outlet (49) is arranged at the upper end of the side wall of the tennis ball conveying pipe column (24), the ball inlet (48) is opposite to the gravity sensor (44), the ball outlet (49) is positioned above the tennis ball storage groove (11), and the bottom of the conveying groove (22-2) is connected with a PLC (46) and a cylinder (45), an arc tennis ball supporting plate (47) is arranged in the tennis ball conveying pipe column (24), the air cylinder (45) is connected with the arc tennis ball supporting plate (47), the gravity sensor (44) and the air cylinder (45) are connected with the PLC (46), and the gravity sensor (44), the air cylinder (45) and the PLC (46) are electrically connected with the storage battery (16).
7. The multifunctional tennis training machine for collecting tennis training and tennis ball collection as set forth in claim 6, wherein: a rotating shaft C (51) is connected to the upper portion inside the tennis conveying pipe column (24), two opposite distribution plates (52) are connected to the rotating shaft C (51), a servo motor D (50) is connected to the rotating shaft C (51), the servo motor D (50) is connected with the PLC (46), and the servo motor D (50) is electrically connected with the storage battery (16).
8. The multifunctional tennis training machine for collecting tennis training and tennis ball collection as set forth in claim 1, wherein: be connected with angle adjusting plate (26) on service entrance (25), be connected with pivot D (31) and screw shaft B (32) on angle adjusting plate (26), the scroll cover is equipped with flange nut B (33) on screw shaft B (32), be equipped with pivot through-hole B (27) and camber spout B (28) on two relative lateral walls of service entrance (25), pivot through-hole B (27) with the other end opening of camber spout B (28) is all in on chassis exterior (1) lateral wall, pivot D (31) cover is established on pivot through-hole B (27), screw shaft B (32) cover is established on camber spout B (28).
9. A partner training method of a tennis partner training machine is characterized in that: comprises the following steps of (a) carrying out,
s1, turning the angle adjusting plate (26) outwards to a proper angle;
s2, two servo motors A (9) and a servo motor C (13) are turned on, the two servo motors A (9) respectively control the two ball serving wheels (8) to rotate reversely, the servo motor C (13) controls the flow distribution disc (41) to rotate, tennis balls in the funnel-shaped storage tank (11-1) fall into the discharging groove (11-2), the flow distribution disc (41) divides the tennis balls to be communicated with the discharging through groove (43), and the tennis balls fall into the arc-shaped discharging pipeline (10) through the discharging through groove (43) and the discharging opening (14) and are transmitted and sent out through the two ball serving wheels (8).
10. A tennis ball collecting method of a tennis ball collecting machine is characterized in that: comprises the following steps of (a) carrying out,
and S1, turning the arc guide plate (23) to the state that the bottom of the arc guide plate (23) is contacted with the ground.
S2, a servo motor B (18-3) is turned on, a rotating shaft A (19) rotates, an arc-shaped poking piece (20) sweeps the tennis balls into the case shell (1), and the tennis balls fall into a flow guide groove (22-1) through an arc-shaped flow guide plate (23) and slide onto an arc-shaped tennis ball supporting plate (47) in a tennis ball conveying pipe column (24);
s3, after a plurality of tennis balls are swept into the flow guide groove (22-1), the gravity sensor (44) senses the tennis balls and transmits signals to the PLC (46), the PLC (46) controls the cylinder (45) and the servo motor D (50) to work, the cylinder (45) pushes the arc tennis ball supporting plate (47) upwards, the rotating shaft C (51) rotates, and the dividing and stirring plate (52) pushes the tennis balls on the arc tennis ball supporting plate (47) into the funnel-shaped storage groove (11-1) through the ball outlet (49).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111546572.6A CN114272589A (en) | 2021-12-16 | 2021-12-16 | Multifunctional tennis training machine and method integrating tennis training and tennis collection |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111546572.6A CN114272589A (en) | 2021-12-16 | 2021-12-16 | Multifunctional tennis training machine and method integrating tennis training and tennis collection |
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| CN114272589A true CN114272589A (en) | 2022-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111546572.6A Pending CN114272589A (en) | 2021-12-16 | 2021-12-16 | Multifunctional tennis training machine and method integrating tennis training and tennis collection |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023221843A1 (en) * | 2022-05-19 | 2023-11-23 | 北京亦网科技有限公司 | Ball pickup and serving integrated machine |
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| CN208340060U (en) * | 2018-04-25 | 2019-01-08 | 湖北工业大学 | A kind of tennis serve machine with automatically picking up balls function |
| CN110302517A (en) * | 2019-07-15 | 2019-10-08 | 江西师范大学 | A kind of athletic training tennis service device |
| CN210728619U (en) * | 2019-09-24 | 2020-06-12 | 何心秋 | Tennis training auxiliary device |
| CN112891873A (en) * | 2021-01-22 | 2021-06-04 | 南阳师范学院 | Tennis ball serving and picking integrated machine |
| CN214232656U (en) * | 2021-01-21 | 2021-09-21 | 陆安 | Tennis ball collection device for tennis training |
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2021
- 2021-12-16 CN CN202111546572.6A patent/CN114272589A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208340060U (en) * | 2018-04-25 | 2019-01-08 | 湖北工业大学 | A kind of tennis serve machine with automatically picking up balls function |
| CN110302517A (en) * | 2019-07-15 | 2019-10-08 | 江西师范大学 | A kind of athletic training tennis service device |
| CN210728619U (en) * | 2019-09-24 | 2020-06-12 | 何心秋 | Tennis training auxiliary device |
| CN214232656U (en) * | 2021-01-21 | 2021-09-21 | 陆安 | Tennis ball collection device for tennis training |
| CN112891873A (en) * | 2021-01-22 | 2021-06-04 | 南阳师范学院 | Tennis ball serving and picking integrated machine |
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| WO2023221843A1 (en) * | 2022-05-19 | 2023-11-23 | 北京亦网科技有限公司 | Ball pickup and serving integrated machine |
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Application publication date: 20220405 |