CN218357256U

CN218357256U - Automatic volleyball serving machine

Info

Publication number: CN218357256U
Application number: CN202222852537.3U
Authority: CN
Inventors: 许燕
Original assignee: Inner Mongolia University
Current assignee: Inner Mongolia University
Priority date: 2022-10-27
Filing date: 2022-10-27
Publication date: 2023-01-24
Anticipated expiration: 2032-10-27

Abstract

The utility model belongs to the technical field of volleyball training, in particular to an automatic volleyball pitching machine, which comprises a supporting plate, wherein four corners of the lower end of the supporting plate are fixedly connected with self-locking movable wheels, the rear part of the upper end of the supporting plate is fixedly connected with a lifting device, a plurality of anti-skid lines are carved on the outer surfaces of two holding rods, and the right part of the lower end of the lifting device is fixedly connected with a rotating device; elevating gear includes a driver, the output of a driver runs through backup pad and fixedly connected with threaded rod, the right-hand member fixedly connected with dress ball subassembly of fixed block, a driver fixed connection is at the upper end rear portion of backup pad. A volleyball automatic service robot, through setting up elevating gear, rotary device and dress ball subassembly, realize automatic volleyball automatic service training, can adjust the service height according to training personnel's height demand, and improved training effect greatly.

Description

Automatic volleyball serving machine

Technical Field

The utility model relates to a volleyball training technical field, in particular to automatic service robot of volleyball.

Background

Volleyball sports are originated in the United states, in 1895, the volleyball is invented by a sports worker called Williams Gai Mogen in the United states according to the fact that basketball sports is too violent and tennis sports is too small, volleyball is moderate in sports quantity and rich in interestingness, and people, both sexes and young can participate in indoor entertainment projects, and the ball catching is one of basic technologies of volleyball enthusiasts in the training process, and accompanying personnel are required to cooperate with the ball serving for training, but the ball serving process is completed by manpower, so that the training time is long, the accompanying personnel feel tired, the ball serving efficiency of the accompanying personnel is reduced, and the accompanying effect is poor; the service equipment in the prior art does not have height adjustment and cannot be suitable for trainers with different height requirements; therefore, an automatic volleyball pitching machine is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an automatic service robot of volleyball can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an automatic volleyball pitching machine comprises a supporting plate, wherein four corners of the lower end of the supporting plate are fixedly connected with self-locking movable wheels, the middle of the left end of the supporting plate is provided with an elongated slot, the front part of an upper slot wall and the front part of a lower slot wall of the elongated slot are fixedly connected with a limiting long plate together, the rear part of the upper end of the supporting plate is fixedly connected with a lifting device, the middle of the left end of the supporting plate is fixedly connected with two holding rods which are symmetrically distributed in the front-back direction, a plurality of anti-skidding lines are carved on the outer surfaces of the two holding rods, and the right part of the lower end of the lifting device is fixedly connected with a rotating device;

elevating gear includes a driver, the output of a driver runs through backup pad and fixedly connected with threaded rod, the surface swing joint of threaded rod has the fixed block, open the upper end front portion of fixed block has the spacing groove, the right-hand member fixedly connected with dress ball subassembly of fixed block, a driver fixed connection is at the upper end rear portion of backup pad.

Preferably, the dress ball subassembly is including the long box of dress ball, open the right-hand member lower part of the long box of dress ball has a ball groove, open the upper end right part of the long box of dress ball has the spout, the upper end front portion of the long box of dress ball has a bull stick through bearing swing joint, the surface upper portion fixedly connected with friction pulley of a bull stick, the long box fixed connection of dress ball is at the right-hand member of fixed block.

Preferably, rotary device includes the driver No. two, the output of driver No. two runs through the long box of dress ball and No. two bull sticks of fixedly connected with, the surface upper portion fixedly connected with friction pulley No. two of No. two bull sticks, no. two driver fixed connection are in the lower extreme right part of the long box of dress ball.

Preferably, the lower end of the threaded rod is movably connected to the rear part of the lower groove wall of the long groove through a bearing, and the position size of the limiting groove is matched with that of the limiting long plate.

Preferably, the long ball containing box is of an L-shaped structure, the first friction wheel is positioned right in front of the second friction wheel, and the height of the first friction wheel is the same as that of the second friction wheel.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in, put into the dress ball box one by one through the volleyball is vertical, can realize intermittent type nature service, thereby avoid making a round trip to pick up the ball and save physical power, the volleyball diameter is less than the diameter in play ball groove, from going out ball groove cunning to the spout in, cooperation rotary device uses, slide to No. two friction pulleys and a friction pulley between when the ball, utilize runner friction principle, no. two drivers drive No. two friction pulleys rotatory, a friction pulley receives under the rotary friction effect of No. two friction pulleys, the volleyball obtains certain kinetic energy, thereby make the volleyball send, conveniently receive the ball training, and owing to be automatic service, the efficiency of service can not reduce, thereby improve the training effect.

2. The utility model discloses in, through the output effect that utilizes a driver, it is rotatory to drive the threaded rod, makes its fixed block move about going on, and the fixed block moves about in the outside of spacing long slab simultaneously, and the stability of the long box lift of reinforcing dress ball, the long box of cooperation dress ball uses with rotary device, can adjust the height of serving according to training personnel's height demand, is favorable to using in the volleyball training work.

Drawings

FIG. 1 is a schematic view of the overall structure of an automatic volleyball pitching machine according to the present invention;

FIG. 2 is a schematic diagram of the overall structure of the lifting device of the automatic volleyball pitching machine of the present invention;

FIG. 3 is a schematic diagram of the overall structure of the ball loading assembly of the automatic volleyball pitching machine according to the present invention;

fig. 4 is the overall structure schematic diagram of the rotating device of the automatic volleyball pitching machine of the present invention.

In the figure: 1. a support plate; 2. a self-locking moving wheel; 3. a long groove; 4. a long limiting plate; 5. anti-skid lines; 6. a holding rod; 7. a lifting device; 8. a rotating device; 71. a driver number one; 72. a threaded rod; 73. a fixed block; 74. a limiting groove; 75. a ball loading assembly; 751. loading the balls into a long box; 752. a ball outlet groove; 753. a first turning rod; 754. a first friction wheel; 755. a chute; 81. a second friction wheel; 82. a second rotating rod; 83. and a second driver.

Detailed Description

In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the utility model is further explained by combining the specific implementation mode.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made 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," "second," and the like 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

Referring to fig. 1-4, the present invention provides a technical solution:

an automatic volleyball pitching machine comprises a supporting plate 1, wherein four corners of the lower end of the supporting plate 1 are fixedly connected with self-locking movable wheels 2, the middle of the left end of the supporting plate 1 is provided with an elongated slot 3, the front part of the upper slot wall and the front part of the lower slot wall of the elongated slot 3 are fixedly connected with a limiting long plate 4 together, the rear part of the upper end of the supporting plate 1 is fixedly connected with a lifting device 7, the middle of the left end of the supporting plate 1 is fixedly connected with two holding rods 6, the two holding rods 6 are symmetrically distributed in the front and back direction, a plurality of anti-skidding grains 5 are carved on the outer surfaces of the two holding rods 6, and the right part of the lower end of the lifting device 7 is fixedly connected with a rotating device 8;

the lifting device 7 comprises a driver 71, the output end of the driver 71 penetrates through the support plate 1 and is fixedly connected with a threaded rod 72, the outer surface of the threaded rod 72 is movably connected with a fixing block 73, the front part of the upper end of the fixing block 73 is provided with a limiting groove 74, the right end of the fixing block 73 is fixedly connected with a ball mounting assembly 75, and the driver 71 is fixedly connected with the rear part of the upper end of the support plate 1.

In this embodiment, the ball loading assembly 75 includes a ball loading long box 751, a ball outlet groove 752 is formed in the lower portion of the right end of the ball loading long box 751, a sliding groove 755 is formed in the right portion of the upper end of the ball loading long box 751, a first rotating rod 753 is movably connected to the front portion of the upper end of the ball loading long box 751 through a bearing, a first friction wheel 754 is fixedly connected to the upper portion of the outer surface of the first rotating rod 753, and the ball loading long box 751 is fixedly connected to the right end of a fixed block 73; the long ball containing box 751 is of an L-shaped structure, the first friction wheel 754 is positioned right in front of the second friction wheel 81, and the height of the first friction wheel 754 is the same as that of the second friction wheel 81; the height of the first friction wheel 754 is the same as that of the second friction wheel 81, and by utilizing the rotating wheel friction principle, the second driver 83 drives the second friction wheel 81 to rotate, and the first friction wheel 754 obtains certain kinetic energy under the rotating friction action of the second friction wheel 81, so that the volleyball is sent out.

In this embodiment, the rotating device 8 includes a second driver 83, an output end of the second driver 83 penetrates through the ball loading long box 751 and is fixedly connected with a second rotating rod 82, a second friction wheel 81 is fixedly connected to the upper portion of the outer surface of the second rotating rod 82, and the second driver 83 is fixedly connected to the right portion of the lower end of the ball loading long box 751.

In the embodiment, the lower end of the threaded rod 72 is movably connected to the rear part of the lower groove wall of the long groove 3 through a bearing, and the position size of the limit groove 74 is matched with the position size of the limit long plate 4; through the position size of the limiting groove 74 and the position size of the limiting long plate 4, the fixing block 73 moves up and down on the outer side of the limiting long plate 4, and the lifting stability of the ball containing long box 751 is enhanced.

It should be noted that the utility model relates to an automatic volleyball pitching machine, in the using process, the lower four corners of the support plate 1 are fixedly provided with self-locking moving wheels 2, which is convenient for the whole device to self-lock the wheels and move the wheels, the outer surfaces of the two holding rods 6 are carved with a plurality of anti-skidding lines 5, which have anti-skidding function and avoid the sliding of the moving device, the volleyballs are vertically placed into a long ball containing box 751 one by one, the intermittent pitching can be realized, the reciprocating ball picking up is avoided, thereby the physical strength is saved, the diameter of the volleyball is smaller than that of a ball outlet groove 752, the volleyball outlet groove 752 slides into a sliding groove 755, a second driver 83 is started, the output end function of the second driver 83 is utilized to drive a second friction wheel 81 on a second rotating rod 82 to rotate, and the second friction wheel 81 is positioned right behind a first friction wheel 754, when the volleyball slides to a second friction wheel 81 and the first friction wheel 754, utilize runner friction principle, no. two drivers 83 drive No. two friction pulley 81 rotatoryly, friction pulley 754 receives under the rotational friction effect of No. two friction pulley 81, the volleyball obtains certain kinetic energy, thereby make the volleyball send, conveniently receive the ball training, and because it is automatic service, the efficiency of service can not reduce, thereby improve the training effect, start driver 71, utilize the output effect of driver 71, it is rotatory to drive threaded rod 72, make its fixed block 73 move about from top to bottom, fixed block 73 moves about from top to bottom in the outside of spacing long plate 4 simultaneously, the stability that reinforcing dress ball long box 751 goes up and down, cooperation dress ball long box 751 uses with rotary device 8, can be according to training personnel's demand, adjust the height of service, whole device simple structure, high adaptability, be favorable to the height in the volleyball training.

The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an automatic service robot of volleyball, includes backup pad (1), its characterized in that: four corners of the lower end of the supporting plate (1) are fixedly connected with self-locking moving wheels (2), the middle of the left end of the supporting plate (1) is provided with an elongated slot (3), the front part of the upper slot wall and the front part of the lower slot wall of the elongated slot (3) are fixedly connected with a limiting long plate (4) together, the rear part of the upper end of the supporting plate (1) is fixedly connected with a lifting device (7), the middle of the left end of the supporting plate (1) is fixedly connected with two holding rods (6), the two holding rods (6) are symmetrically distributed in the front and back direction, a plurality of anti-skid grains (5) are carved on the outer surfaces of the two holding rods (6), and the right part of the lower end of the lifting device (7) is fixedly connected with a rotating device (8);

elevating gear (7) include driver (71) No. one, the output of driver (71) runs through backup pad (1) and fixedly connected with threaded rod (72), the surface swing joint of threaded rod (72) has fixed block (73), open the upper end front portion of fixed block (73) has spacing groove (74), the right-hand member fixedly connected with dress ball subassembly (75) of fixed block (73), driver (71) fixed connection is at the upper end rear portion of backup pad (1).

2. The automatic volleyball pitching machine according to claim 1, wherein: the ball loading assembly (75) comprises a ball loading long box (751), a ball outlet groove (752) is formed in the lower portion of the right end of the ball loading long box (751), a sliding groove (755) is formed in the right portion of the upper end of the ball loading long box (751), a first rotating rod (753) is movably connected to the front portion of the upper end of the ball loading long box (751) through a bearing, a first friction wheel (754) is fixedly connected to the upper portion of the outer surface of the first rotating rod (753), and the ball loading long box (751) is fixedly connected to the right end of a fixing block (73).

3. The automatic volleyball pitching machine according to claim 1, wherein: the rotating device (8) comprises a second driver (83), the output end of the second driver (83) penetrates through the long ball containing box (751) and is fixedly connected with a second rotating rod (82), the upper part of the outer surface of the second rotating rod (82) is fixedly connected with a second friction wheel (81), and the second driver (83) is fixedly connected to the right part of the lower end of the long ball containing box (751).

4. The automatic volleyball pitching machine according to claim 1, wherein: the lower end of the threaded rod (72) is movably connected to the rear part of the lower groove wall of the long groove (3) through a bearing, and the position size of the limiting groove (74) is matched with that of the limiting long plate (4).

5. The automatic volleyball pitching machine according to claim 2, wherein: the long ball containing box (751) is of an L-shaped structure, the first friction wheel (754) is located right in front of the second friction wheel (81), and the height of the first friction wheel (754) is the same as that of the second friction wheel (81).