CN111973965A - Volleyball training service robot capable of periodically and circularly serving and receiving - Google Patents
Volleyball training service robot capable of periodically and circularly serving and receiving Download PDFInfo
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- CN111973965A CN111973965A CN202010922764.1A CN202010922764A CN111973965A CN 111973965 A CN111973965 A CN 111973965A CN 202010922764 A CN202010922764 A CN 202010922764A CN 111973965 A CN111973965 A CN 111973965A
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B69/00—Training appliances or apparatus for special sports
- A63B69/40—Stationarily-arranged devices for projecting balls or other bodies
- A63B69/406—Stationarily-arranged devices for projecting balls or other bodies with rotating discs, wheels or pulleys gripping and propelling the balls or bodies by friction
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B47/00—Devices for handling or treating balls, e.g. for holding or carrying balls
- A63B47/02—Devices for handling or treating balls, e.g. for holding or carrying balls for picking-up or collecting
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B69/00—Training appliances or apparatus for special sports
- A63B69/0095—Training appliances or apparatus for special sports for volley-ball
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- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
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Abstract
The invention discloses a volleyball training service robot capable of periodically and circularly serving and receiving balls, which comprises a base, wherein a service robot capable of sliding relative to the upper end surface of the base is arranged on the upper end surface of the base, a steering motor for driving the service robot to rotate is fixedly arranged in the upper end surface of the base, a ball storage device is fixedly arranged on the upper end surface of the steering motor close to the right end surface, a ball storage cavity is arranged in the ball storage device in a penetrating manner, a supporting countersunk head groove with an outward opening is arranged in the service robot, a ball guide groove communicated with the ball storage cavity and with an upward opening is arranged in the right side wall of the supporting countersunk head groove, and the service robot is arranged in the supporting countersunk head groove.
Description
Technical Field
The invention relates to the technical field of volleyball training service robots, in particular to a volleyball training service robot capable of periodically serving and receiving balls in a circulating mode.
Background
In three big balls are football, basketball, volleyball, the volleyball motion needs the people to come the one that the cooperation was accomplished most, in daily training, needs at least one person to come the training, carries out service, throws the ball, detains the ball, and the trainee just can meet the ball, the training of dribbling. The prior art has devices for throwing and hitting balls to imitate the actions of serving and catching the balls to assist in the training of the cushion ball, but the prior art device can only mechanically hit the balls to a fixed position after the position is adjusted, or can only hit the balls at the front and back positions of a straight line after the hitting force is adjusted, after a trainee knows the law, the actual training effect is greatly reduced, mainly because the trainee is used to the ball receiving position of a point or a line, the position variability of the balls hit by the trainee in reality or really cannot be simulated;
therefore, the present embodiment aims to design a volleyball training service robot capable of serving balls in random directions and collecting returned balls, so as to realize circular automatic service.
Disclosure of Invention
In order to solve the problems, the present example designs a volleyball training service robot for periodically and circularly serving and receiving volleyball, which comprises a base, wherein a service robot is arranged on the upper side end surface of the base, a steering motor for driving the service robot to rotate is fixedly arranged in the upper side end surface of the base, a ball storage device is fixedly arranged on the upper side end surface of the steering motor close to the right side end surface, a ball storage cavity is arranged in the ball storage device in a penetrating manner, a supporting countersunk groove with an outward opening is arranged in the service robot, a ball guide groove communicated with the ball storage cavity and with an upward opening is arranged in the right side wall of the supporting countersunk groove, a service robot is arranged in the supporting countersunk groove, a trigger spring is fixedly connected between the right side end surface of the service robot and the right side inner wall of the sliding groove, a clamping assembly driven by the service robot and capable of limiting volleyball is arranged between the right side wall of the supporting countersunk groove and the lower side wall of the ball guide groove, the ball serving device is rotatably supported between the front inner wall and the rear inner wall of the support countersunk groove through a connecting shaft, the rear end of the connecting shaft is in power connection with a swing motor, a launching tube with a leftward opening is arranged in the ball serving device, an upward opening is arranged at the right end of the launching tube, an arc-shaped support is fixedly arranged on the right side wall of the launching tube, a chute with a downward opening is arranged in the inner wall of the lower side of the launching tube, a sliding block is slidably arranged in the chute, a ball serving cavity is arranged in the sliding block, a driving belt wheel is rotatably arranged in the ball serving cavity, the lower end of the driving belt wheel is fixedly connected with a rotating round block, a conical tooth groove with a downward opening is arranged in the rotating round block, a bevel gear capable of being meshed with the conical tooth groove is arranged in the support countersunk groove, and the bevel gear is driven by a driving motor fixedly arranged in the, driven belt wheels which can rotate in the ball serving cavity are arranged on the front side and the rear side of the driving belt wheel, a transmission belt is wound between the driven belt wheels and the driving belt wheels, gear transmission cavities which are symmetrical front and back are arranged in the inner wall of the upper side of the ball serving cavity, a first gear which can rotate in the gear transmission cavities is coaxially connected with the upper end of the driven belt wheel, a second gear which can rotate in the gear transmission cavities is meshed and connected with one side of the first gear far away from the driving belt wheel, a force storage spring connecting block is coaxially connected with the upper end of the second gear, a force storage spring is fixedly connected between the force storage spring connecting block and the inner wall of the gear transmission cavity, a transmission shaft connected to the axis of the force storage spring extends out of the upper end surface of the sliding block and is fixedly connected with ejection wheels, and ejection wheel sliding grooves are respectively arranged in the front, the launching tube is characterized in that the launching wheel extends into the launching tube, a trigger supporting cavity with an outward opening is formed in the inner wall of the lower side of the gear transmission cavity, a trigger assembly used for triggering the transmission shaft to rotate is arranged in the trigger supporting cavity, and the left end opening of the launching tube can be driven to face different directions through the driving of the steering motor and the swing motor, so that the launching direction can be changed.
Preferably, the elasticity of trigger spring equals serving the ball ware when the horizontality the slider with frictional force between the spout when serving the ball ware downside with support the contained angle between the countersunk head groove downside and be greater than five degrees, the gravity component of slider can promote the slider overcomes trigger spring's elasticity and then in slide to the right side in the spout.
Preferably, the left end face of the support is provided with an arc face, the radian of the arc face is equal to the surface radian of the volleyball, and the radian of the arc face is arranged on the support, so that the ball dispenser rotates and the volleyball in the launching tube is supported when rolling rightwards.
Preferably, a movable inner wheel is arranged in the ejection wheel, a supporting spring is arranged between the inner wheel and the ejection wheel, an arc-shaped groove is formed in an arc-shaped surface of the outer side of the ejection wheel, and the pressure of a ball body on a transmission shaft during serving is reduced through the movable arrangement between the ejection wheel and the inner wheel, so that the vibration of the device is reduced.
Preferably, the clamping assembly comprises a fixture block chute which is arranged in the inner wall of the lower side of the ball guide groove and communicated with the ball guide groove, a triangular fixture block with the upper end extending into the ball guide groove is rotatably arranged in the fixture block chute, a torsion spring is arranged between the triangular fixture block and the fixture block chute, an arc-shaped chute is arranged in the inner wall of the lower side of the fixture block chute in a communicating manner, an arc-shaped sliding block is slidably arranged in the arc-shaped chute, an arc-shaped push groove with the lower end communicated with the support countersunk groove is arranged in the inner wall of the lower side of the arc-shaped chute, an arc-shaped push block with the lower end extending into the support countersunk groove is slidably arranged in the arc-shaped push groove, a pushing spring is fixedly connected between the upper end of the arc-shaped push block and the inner wall of the upper side of the arc-shaped push groove, and the arc-shaped push, the arc-shaped push block can slide in the arc-shaped push groove by the pushing of the ball dispenser, so that the arc-shaped slide block is driven to slide, the swing of the triangular clamping block is limited, and the volleyball in the ball storage cavity can not slide into the ball guide groove.
Preferably, the torsion spring connected between the triangular clamping block and the clamping block sliding groove is larger than one of the thrust of the triangular clamping block to the volleyball and smaller than two of the thrust of the triangular clamping block to the volleyball.
Preferably, the trigger assembly comprises a rotating block which is fixedly connected to the lower end of the transmission shaft and can rotate in the trigger supporting cavity, the rotating block is provided with a clamping groove with an outward opening on the circumferential arc surface of the rotating block, one side of the rotating block, which is far away from the driving belt wheel, and a limiting clamping rod which can be clamped in the clamping groove and is rotatably arranged between the upper inner wall and the lower inner wall of the trigger supporting cavity, a one-way push spring is fixedly connected between the limiting clamping rod and the inner wall of the trigger supporting cavity, the right end of the limiting clamping rod extends out of the trigger supporting cavity, a limiting fixed block is fixedly arranged on one side of the trigger supporting cavity, which is far away from the ball-emitting cavity, and the inner wall of the ball-emitting cavity, the limiting fixed block extends out of the trigger supporting cavity, is abutted against the limiting fixed block, and a trigger notch is arranged on the limiting fixed block, the restriction kelly with the butt of restriction fixed block has restricted restriction kelly turns to, and passes through restriction kelly with the joint relation of draw-in groove has restricted the rotation direction of commentaries on classics piece.
Preferably, the right side of base is provided with the string bag, the string bag passes through the stand and supports in subaerial, the lower extreme fixedly connected with of string bag connects the dictyosome, the lower extreme of connecting the dictyosome with the upper end fixed connection of storing up the ball ware, the string bag with it can collect the ball that returns to connect the dictyosome to it is leading-in again to return the ball store up the ball intracavity.
Preferably, the front end face and the rear end face of the ball dispenser are respectively and fixedly provided with a fixed supporting block, the upper end of the transmission shaft is rotatably connected to the lower side face of the fixed supporting block, and the fixed supporting blocks can be used for supporting the ejection wheel and the transmission shaft to rotate, so that the shaking of the ejection wheel in the operation process is reduced.
The invention has the beneficial effects that: the device is arranged behind a court, when the device is used, the device can simulate and realize serving, and the serving direction is adjusted in real time in the serving process, so that the uncertainty of serving on a real court is realized, and when the device is used, the serving strength can be adjusted according to the energy storage condition of the force storage spring, so that the device has the serving diversity and is worthy of recommendation.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
FIG. 1 is a schematic diagram of the overall structure of a periodic volleyball training service robot of the present invention;
FIG. 2 is a schematic diagram of the overall structure of a periodic volleyball training service robot of the present invention;
FIG. 3 is a schematic transmission diagram of the ejection wheel and the driving pulley in a left-view direction;
FIG. 4 is a schematic structural diagram of a trigger assembly;
FIG. 5 is a schematic structural view of an ejector wheel;
fig. 6 is a schematic structural view of the net bag.
Detailed Description
The invention will now be described in detail with reference to fig. 1 to 6, for the sake of convenience of description, the following orientations are now defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to a volleyball training service robot for periodically and circularly serving and receiving balls, which is further explained by combining the attached drawings of the invention:
the invention relates to a periodic volleyball training service robot for circularly serving and receiving balls, which comprises a base 101, wherein the upper end surface of the base 101 is provided with a service robot 103 capable of sliding relative to the upper end surface of the base 101, the upper end surface of the base 101 is internally and fixedly provided with a steering motor 102 for driving the service robot 103 to rotate, the upper end surface of the steering motor 102 close to the right end surface is fixedly provided with a ball storage 104, the ball storage 104 is internally and fixedly provided with a ball storage cavity 106 in a penetrating way, the service robot 103 is internally provided with a support countersunk groove 127 with an outward opening, the right side wall of the support countersunk groove 127 is internally provided with a ball guide groove 117 communicated with the ball storage cavity 106 and with the upward opening, the support countersunk groove 127 is internally provided with a service robot 129, and a trigger spring 171 is fixedly connected between the right end surface of the service robot 129 and the right side inner wall of a chute 124, a clamping component which is driven by the ball dispenser 129 and can limit the volleyball 105 is arranged between the right side wall of the support countersunk head groove 127 and the lower side wall of the ball guide groove 117, the ball dispenser 129 is rotatably supported between the front and rear side inner walls of the support countersunk head groove 127 through a connecting shaft 119, the rear end of the connecting shaft 119 is in power connection with a swing motor, a launching tube 122 with a leftward opening is arranged in the ball dispenser 129, an upward opening is arranged at the right end of the launching tube 122, an arc-shaped support 121 is fixedly arranged on the right side wall of the launching tube 122, a sliding groove 124 with a downward opening is arranged in the lower side inner wall of the launching tube 122, a sliding block 128 is slidably arranged in the sliding groove 124, a ball dispensing cavity 145 is arranged in the sliding block 128, a driving belt wheel 146 is rotatably arranged in the ball dispensing cavity 145, and a rotating round block 143 is fixedly connected to the lower end of the driving belt wheel 146, a bevel gear groove 144 with a downward opening is arranged in the rotating round block 143, a bevel gear 126 capable of meshing with the bevel gear groove 144 is arranged in the supporting countersunk head groove 127, the bevel gear 126 is driven by a driving motor 125 fixedly arranged in the inner wall of the lower side of the supporting countersunk head groove 127, driven pulleys 141 capable of rotating in the ball-making cavity 145 are arranged on the front and back sides of the driving pulley 146, a transmission belt 142 is wound between the driven pulleys 141 and the driving pulley 146, gear transmission cavities 134 which are symmetrical in the front and back are arranged in the inner wall of the upper side of the ball-making cavity 145, a first gear 135 capable of rotating in the gear transmission cavity 134 is coaxially connected with the upper end of the driven pulley 141, a second gear 133 capable of rotating in the gear transmission cavity 134 is meshed with one side of the first gear 135 far away from the driving pulley 146, and a power storage spring connecting block 131 is coaxially connected with the upper end of the second gear 133, the power storage spring connecting block 131 is fixedly connected with the inner wall of the gear transmission cavity 134, a power storage spring 132 is fixedly connected with the transmission shaft connected with the axis of the power storage spring 132, extends out of the upper end side surface of the sliding block 128 and is fixedly connected with an ejection wheel 147, ejection wheel sliding grooves 149 are respectively arranged in the front side wall and the rear side wall of the launching tube 122, the ejection wheel 147 extends into the launching tube 122, a trigger supporting cavity 139 with an outward opening is arranged in the lower side inner wall of the gear transmission cavity 134, a trigger component for triggering the transmission shaft to rotate is arranged in the trigger supporting cavity 139, and the left end opening of the launching tube 122 can be driven to face different directions through the driving of the steering motor 102 and the swing motor, so that the launching direction can be changed.
Advantageously, the elastic force of the trigger spring 171 is equal to the friction force between the sliding block 128 and the sliding groove 124 when the ball dispenser 129 is in the horizontal state, and when the included angle between the lower side surface of the ball dispenser 129 and the lower side surface of the supporting countersunk groove 127 is greater than five degrees, the gravity component of the sliding block 128 can push the sliding block 128 to overcome the elastic force of the trigger spring 171 and slide to the right in the sliding groove 124.
Advantageously, the left end surface of the support 121 is provided with a curved surface having an arc equal to the surface arc of the volleyball 105, and the curvature of the support 121 allows the ball dispenser 129 to rotate and support the volleyball 105 in the launch barrel 122 while rolling to the right.
Advantageously, as can be seen from fig. 5, a movable inner wheel 158 is arranged in the ejection wheel 147, a support spring 157 is arranged between the inner wheel 158 and the ejection wheel 147, an arc-shaped groove 156 is arranged on an arc-shaped surface of the outer side of the ejection wheel 147, and through the movable arrangement between the ejection wheel 147 and the inner wheel 158, the pressure of the ball on the transmission shaft during ball serving is reduced, so that the vibration of the device is reduced.
In this embodiment, as can be seen from fig. 1 and fig. 2, the locking assembly includes a locking block sliding groove 108 disposed in the lower inner wall of the ball guide groove 117 and communicated with the ball guide groove 117, a triangular locking block 118 having an upper end extending into the ball guide groove 117 is rotatably disposed in the locking block sliding groove 108, a torsion spring is disposed between the triangular locking block 118 and the locking block sliding groove 108, an arc-shaped sliding groove 115 is disposed in the lower inner wall of the locking block sliding groove 108 and communicated with each other, an arc-shaped sliding block 113 is slidably disposed in the arc-shaped sliding groove 115, an arc-shaped pushing groove 111 having a lower end communicated with the support countersunk groove 127 is disposed in the lower inner wall of the arc-shaped sliding groove 115, an arc-shaped pushing block 116 having a lower end extending into the support countersunk groove 127 is slidably disposed in the arc-shaped pushing groove 111, and a pushing spring 112 is fixedly linked between the upper end of the arc-shaped pushing block 116 and the upper inner, the arc-shaped pushing block 116 and the arc-shaped sliding block 113 are driven by a transmission gear 114, the arc-shaped pushing block 116 can slide in the arc-shaped pushing groove 111 by being pushed by the ball dispenser 129, so that the arc-shaped sliding block 113 is driven to slide, the swing of the triangular clamping block 118 is limited, and the volleyball 105 in the ball storage cavity 106 is further limited not to slide into the ball guide groove 117.
Advantageously, the torsion spring connected between the triangular latch 118 and the latch sliding groove 108 is greater than the pushing force of one of the volleyballs 105 on the triangular latch 118 and less than the pushing force of two of the volleyballs 105 on the triangular latch 118.
In this embodiment, as can be seen from fig. 3 and 4, the trigger assembly includes a rotating block 138 fixedly connected to the lower end of the transmission shaft and rotatable in the trigger supporting cavity 139, the rotating block 138 is provided with a plurality of slots 154 with outward openings in an annular array on an arc-shaped surface on the circumferential side, the rotating block 138 is located on one side of the driving pulley 146 and is rotatably disposed between the inner walls of the upper and lower sides of the trigger supporting cavity 139, a limiting rod 137 is rotatably disposed in the slots 154, a one-way push spring 153 is fixedly connected between the limiting rod 137 and the inner wall of the trigger supporting cavity 139, the right end of the limiting rod 137 extends out of the trigger supporting cavity 139, a limiting fixing block 136 is fixedly disposed on the inner wall of the ball-emitting cavity 145 on one side of the trigger supporting cavity 139 away from the ball-emitting cavity 145, and one end of the limiting fixing block 136 extending out of the trigger supporting cavity 139 abuts against the limiting fixing block 136, the limiting fixing block 136 is provided with a triggering notch 151, the limiting clamping rod 137, the 152 and the limiting fixing block 136 are abutted to limit the steering of the limiting clamping rod 137, and the rotation direction of the rotating block 138 is limited through the clamping relation between the limiting clamping rod 137 and the clamping groove 154.
Advantageously, a net bag 159 is arranged on the right side of the base 101, the net bag 159 is supported on the ground through a column 161, a connecting net sleeve 107 is fixedly connected to the lower end of the net bag 159, the lower end of the connecting net sleeve 107 is fixedly connected to the upper end of the ball storage 104, and the net bag 159 and the connecting net sleeve 107 can collect return balls and reintroduce the return balls into the ball storage chamber 106.
Advantageously, the front and rear end faces of the ball dispenser 129 are respectively and fixedly provided with a fixed support block 148, the upper end of the transmission shaft is rotatably connected to the lower side face of the fixed support block 148, and the fixed support block 148 can be used for supporting the rotation of the ejection wheel 147 and the transmission shaft, so as to reduce the shaking of the ejection wheel 147 during the operation.
In an initial state, the ball dispenser 129 swings down to the maximum in the support countersunk groove 127, at this time, the lower end surface of the ball dispenser 129 is grounded to the lower inner wall of the support countersunk groove 127, at this time, the slide block 128 moves to the left to the maximum in the slide groove 124, the bevel gear 126 is engaged in the bevel gear groove 144, at this time, the arc push block 116 slides into the arc push groove 111 to the maximum under the pushing of the ball dispenser 129, at this time, the arc slide block 113 slides into the arc slide groove 115 to the maximum, and at this time, the ball 181 is in a rotatable state.
When in use:
a user puts the volleyball into the volleyball storage cavity 106, at this time, under the pushing of more than one volleyball storage cavity 106, the triangular clamping block 118 swings downwards, at this time, the volleyball falls out of the lower end opening of the volleyball storage cavity 106 and rolls to the left side in the ball guide groove 117 and falls into the launching tube 122 from the right end opening of the launching tube 122, at this time, the steering motor 102 and the swing motor are started according to a preset program and drive the ball dispenser 129 to swing, when the ball dispenser 129 swings upwards, the arc-shaped pushing block 116 loses the abutting joint of the ball dispenser 129, and further slides downwards in the arc-shaped pushing groove 111 under the pushing of the pushing spring 112, and further drives the arc-shaped sliding block 113 to slide upwards through the transmission gear 114 and finally abut against the lower side end face of the triangular clamping block 118, at this time, the triangular clamping block 118 cannot rotate, thereby limiting the volleyball in the volleyball storage cavity 106 from falling;
when the ball dispenser 129 swings upward beyond five degrees, the gravity component of the sliding block 128 overcomes the elastic force of the trigger spring 171, and then gradually slides to the right side in the sliding groove 124;
during the process that the swing angle between the ball dispenser 129 and the supporting countersunk groove 127 is less than five degrees, the bevel gear 126 is disengaged from the bevel gear groove 144;
when the ball dispenser 129 abuts against the inner wall of the lower side of the support countersunk head groove 127, the bevel gear 126 drives the rotating round block 143 to rotate through the bevel gear 126, so as to drive the driving pulley 146 to rotate, so as to further rotate through the first gear 135, the second gear 133 and the trigger support cavity 139, at this time, the power storage spring 132 is deformed and stores potential energy, and when the bevel gear 126 is separated out of the bevel gear groove 144, the reverse rotation of the rotating block 138 can be limited by the clamping of the limiting clamping rod 137 and the clamping groove 154;
when the steering motor 102 and the swing motor drive the left end opening of the launching tube 122 to face a designated position and the 152 does not slide to the position of the trigger notch 151, the rotating block 138 is always kept in a clamped state, and when the sliding block 128 slides to the right side and the sliding block 152 slides to the position of the trigger notch 151, the rotating block 152 swings into the trigger notch 151 under the pushing of the elastic force of the one-way push spring 153, at this time, the rotating block 138 is out of constraint, at this time, the power storage spring 132 recovers deformation, and then the power storage spring connecting block 131 is driven to rotate reversely, so as to drive the launching wheel 147 to rotate reversely, at this time, the rotating launching wheel 147 ejects the volleyball 105 abutted against the launching wheel 147 out of the left end opening of the launching tube 122, and at this time, a user can receive the volleyball;
when returning, the user hits the volleyball 105 to the net bag 159, and the returned volleyball can be guided back to the ball storage cavity 106 through the connecting net sleeve 107.
The invention has the beneficial effects that: the device is arranged behind a court, when the device is used, the device can simulate and realize serving, and the serving direction is adjusted in real time in the serving process, so that the uncertainty of serving on a real court is realized, and when the device is used, the serving strength can be adjusted according to the energy storage condition of the power storage spring 132, so that the device has the serving diversity and is worthy of recommendation.
In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.
Claims (9)
1. A volleyball training service robot for periodic circulating service and collection comprises a base, wherein a service robot is arranged on the upper side end face of the base, a steering motor used for driving the service robot to rotate is fixedly arranged in the upper side end face of the base, a ball storage device is fixedly arranged on the upper side end face of the steering motor close to the right side end face, a ball storage cavity is arranged in the ball storage device in a penetrating manner, a support countersunk groove with an outward opening is formed in the service robot, a ball guide groove communicated with the ball storage cavity and with an upward opening is formed in the right side wall of the support countersunk groove, a service robot is arranged in the support countersunk groove, a trigger spring is fixedly connected between the right side end face of the service robot and the right side inner wall of the sliding groove, a clamping component driven by the service robot and capable of limiting volleyballs is arranged between the right side wall of the support countersunk groove and the lower side wall of the ball guide groove, the ball serving device is rotatably supported between the front inner wall and the rear inner wall of the support countersunk groove through a connecting shaft, the rear end of the connecting shaft is in power connection with a swing motor, a launching tube with a leftward opening is arranged in the ball serving device, an upward opening is arranged at the right end of the launching tube, an arc-shaped support is fixedly arranged on the right side wall of the launching tube, a chute with a downward opening is arranged in the inner wall of the lower side of the launching tube, a sliding block is slidably arranged in the chute, a ball serving cavity is arranged in the sliding block, a driving belt wheel is rotatably arranged in the ball serving cavity, the lower end of the driving belt wheel is fixedly connected with a rotating round block, a conical tooth groove with a downward opening is arranged in the rotating round block, a bevel gear capable of being meshed with the conical tooth groove is arranged in the support countersunk groove, and the bevel gear is driven by a driving motor fixedly arranged in the, driven belt wheels which can rotate in the ball serving cavity are arranged on the front side and the rear side of the driving belt wheel, a transmission belt is wound between the driven belt wheels and the driving belt wheels, gear transmission cavities which are symmetrical front and back are arranged in the inner wall of the upper side of the ball serving cavity, a first gear which can rotate in the gear transmission cavities is coaxially connected with the upper end of the driven belt wheel, a second gear which can rotate in the gear transmission cavities is meshed and connected with one side of the first gear far away from the driving belt wheel, a force storage spring connecting block is coaxially connected with the upper end of the second gear, a force storage spring is fixedly connected between the force storage spring connecting block and the inner wall of the gear transmission cavity, a transmission shaft connected to the axis of the force storage spring extends out of the upper end surface of the sliding block and is fixedly connected with ejection wheels, and ejection wheel sliding grooves are respectively arranged in the front, the ejection wheel extends into the launch canister, a trigger supporting cavity with an outward opening is formed in the inner wall of the lower side of the gear transmission cavity, and a trigger assembly used for triggering the transmission shaft to rotate is arranged in the trigger supporting cavity.
2. The volleyball training service robot of claim 1, wherein the service robot is characterized in that: the elastic force of the trigger spring is equal to the friction force between the sliding block and the sliding groove when the ball dispenser is in a horizontal state.
3. The volleyball training service robot of claim 1, wherein the service robot is characterized in that: the left end face of the support is provided with an arc face, and the radian of the arc face is equal to the surface radian of the volleyball.
4. The volleyball training service robot of claim 1, wherein the service robot is characterized in that: the ejection wheel is internally provided with a movable inner wheel, a supporting spring is arranged between the inner wheel and the ejection wheel, and an arc-shaped groove is formed in the arc-shaped surface of the outer side of the ejection wheel.
5. The volleyball training service robot of claim 1, wherein the service robot is characterized in that: the clamping component comprises a clamping block sliding groove which is arranged in the inner wall of the lower side of the ball guide groove and communicated with the ball guide groove, a triangular clamping block with the upper end extending into the ball guide groove is rotatably arranged in the clamping block sliding groove, a torsion spring is arranged between the triangular clamping block and the clamping block sliding groove, an arc-shaped sliding groove is arranged in the inner wall of the lower side of the clamping block sliding groove in a communicated manner, an arc-shaped sliding block is slidably arranged in the arc-shaped sliding chute, an arc-shaped push chute with the lower end communicated with the supporting countersunk head groove is arranged in the inner wall of the lower side of the arc-shaped sliding chute, an arc-shaped push block with the lower end extending into the support countersunk head groove is slidably arranged in the arc-shaped push groove, the pushing spring is fixedly connected between the upper end of the arc-shaped pushing block and the inner wall of the upper side of the arc-shaped pushing groove, and the arc-shaped pushing block and the arc-shaped sliding block are transmitted through the transmission gear.
6. The volleyball training service robot of claim 5, wherein the service robot is characterized in that: the torsion spring connected between the triangular clamping block and the clamping block sliding groove is larger than one of the thrust of the triangular clamping block to the volleyball and smaller than two of the thrust of the triangular clamping block to the volleyball.
7. The volleyball training service robot of claim 1, wherein the service robot is characterized in that: the trigger component comprises a rotating block which is fixedly connected with the lower end of the transmission shaft and can rotate in the trigger supporting cavity, the annular array on the arc-shaped surface of the circumferential side of the rotating block is provided with clamping grooves with outward openings, the rotating block is far away from one side of the driving belt wheel and is positioned between the upper inner wall and the lower inner wall of the trigger supporting cavity, a limiting clamping rod which can be clamped in the clamping grooves is rotatably arranged, a one-way push spring is fixedly connected between the limiting clamping rod and the inner wall of the trigger supporting cavity, the right end of the limiting clamping rod extends out of the trigger supporting cavity, a limiting fixed block is fixedly arranged on one side of the trigger supporting cavity far away from the service cavity and on the inner wall of the service cavity, the limiting fixing block is connected with the limiting fixing block in a butting mode, one end, extending out of the trigger supporting cavity, of the limiting fixing block is connected with the limiting fixing block in a butting mode, and a triggering notch is formed in the limiting fixing block.
8. The volleyball training service robot of claim 7, wherein the service robot is characterized in that: the right side of base is provided with the string bag, the string bag passes through the stand and supports in subaerial, the lower extreme fixedly connected with of string bag connects the dictyosome, the lower extreme of connecting the dictyosome with the upper end fixed connection of storing up the ball ware.
9. The volleyball training service robot of claim 7, wherein the service robot is characterized in that: fixed supporting blocks are fixedly arranged on the end faces of the front side and the rear side of the ball dispenser respectively, and the upper end of the transmission shaft is rotatably connected to the lower side faces of the fixed supporting blocks.
Priority Applications (1)
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