Multi-wheel pitching machine

Abstract

The utility model belongs to the technical field of pitching machines, and particularly relates to a multi-wheel pitching machine which comprises a supporting frame. The mounting seat is arranged on the support frame; the ball serving piece is arranged on the mounting seat; a plurality of openings communicated with the serving channel are annularly formed in the outer wall of the serving piece; the serving driving assemblies are annularly arranged on the outer wall of the serving piece; the serving driving assembly comprises a serving wheel; at least part of each serving wheel extends into the serving channel from one opening, and serving positions are formed among the serving wheels; by adjusting the rotating speeds of the serving wheels, the serving wheels rub and push the balls at the serving positions at different rotating speeds, so that various different variable balls such as Scheng balls, inner-angle balls, outer-angle balls, up-down floating balls and falling balls with high-difficulty actions are served, the serving mode of the serving machine is closer to that of a real person, and the serving efficiency of the serving machine is improved. Therefore, the interest of training the playing and catching of the players is met, the training effect wanted by the trainees is achieved, and the skill is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of ball serving machines, in particular to a multi-round ball serving machine. Background Art

[0002] As people's living standards continue to improve, more and more people realize the importance of having good physical fitness, and gradually strengthen various sports training. Therefore, various ball sports equipment have an increasingly broad market; people will mostly use ball serving machines to practice when practicing, so as to reduce the trouble of picking up balls and serving balls for the sparring personnel. One person can practice playing ball with the training device and the ball serving machine, effectively improving the competitive level, and thus achieving the purpose of exercise.

[0003] The serving form of the serving machine in the prior art is usually to serve a change ball upward, downward, left or right. This serving form is relatively low in difficulty, such as high-difficulty actions such as inside corner kick and outside corner kick, which is easy for beginners to learn. However, it is difficult for athletes, professional players or other high-demand trainees to meet their daily training requirements, and they cannot break through and do further intensive exercises, and cannot achieve the training effect and training improvement purpose desired by the trainees. Utility Model Content

[0004] The utility model aims to provide a multi-round ball serving machine, aiming to solve one of the technical problems existing in the prior art.

[0005] To achieve the above-mentioned purpose, the embodiment of the utility model provides a multi-round ball serving machine, comprising:

[0006] Support frame;

[0007] A mounting seat, arranged on the supporting frame;

[0008] A ball-serving piece is arranged on the mounting seat; the ball-serving piece has a ball-serving passage, and a plurality of openings communicating with the ball-serving passage are arranged on an outer wall ring of the ball-serving piece; and

[0009] A plurality of ball-serving drive components are arranged in a ring on the ball-serving piece and are respectively arranged corresponding to the plurality of openings one by one; the ball-serving drive components include ball-serving wheels; the ball-serving wheel of each of the ball-serving drive components at least partially extends from one of the openings into the ball-serving channel, and a ball-serving position is formed between the peripheral walls of the plurality of ball-serving wheels.

[0010] Optionally, the serving drive assembly further includes a mounting frame and a driving unit; the mounting frame is disposed on an outer wall of the serving piece, the driving unit is disposed on the mounting frame, and an output end of the driving unit is connected to the serving wheel for driving the serving wheel to rotate.

[0011] Optionally, the serving drive assembly also includes an adjustment seat; the drive unit is arranged on the adjustment seat, and the adjustment seat is arranged on the mounting frame and can move relative to the mounting frame toward or away from the serving position during adjustment, so as to adjust the distance between multiple serving wheels.

[0012] Optionally, the adjustment seat and the mounting frame are respectively provided with an adjustment slot and a mounting hole or are respectively provided with a mounting hole and an adjustment slot, the adjustment slot is arranged corresponding to the mounting hole, the adjustment slot and the mounting hole are penetrated by a locking member, and the locking member is used to lock or release the adjustment seat, and when the adjustment seat is released, the adjustment seat can be moved toward or away from the serving position.

[0013] Optionally, the ball serving piece is rotatably arranged on the mounting seat for rotating and adjusting the positions of a plurality of the ball serving drive components around the axis of the ball serving piece.

[0014] Optionally, a ball outlet tube and a goal tube are respectively provided on opposite sides of the mounting seat, and the ball outlet tube is coaxially arranged with the goal tube; the ball outlet end and the goal end of the ball launching piece are rotatably connected to the ball outlet tube and the goal tube respectively, and the goal tube is connected to a goal conduit.

[0015] Optionally, a locking assembly is also included; the locking assembly is used to lock or release the ball serving piece, and adjust the positions of the plurality of ball serving drive assemblies when the ball serving piece is released.

[0016] Optionally, the ball-serving piece is provided with at least one adjustment plate, the adjustment plate is provided with an arc groove around the axis of the ball-serving piece, and the mounting seat is provided with a through hole beside the arc groove; the locking assembly includes a second screw and a second nut; the screw rod of the second screw passes through the arc groove and the through hole in sequence and is threadedly connected with the second nut.

[0017] Optionally, a support tube is vertically provided on the top of the support frame, and a rotating tube is provided on the bottom of the mounting seat. The rotating tube is rotatably connected to the support tube, so that the mounting seat can rotate left and right relative to the support frame.

[0018] Optionally, the multi-round ball serving machine also includes a base plate arranged on the support frame, the base plate is symmetrically arranged on the two support plates, and the lower end of the mounting seat is rotatably connected to the two support plates through a rotating shaft; the support plate is provided with an arc-shaped long groove around the rotating shaft, and the lower end of the mounting seat is provided with a fourth screw, the screw rod of the fourth screw is passed through the arc-shaped long groove and is screwed with a fourth nut; when the fourth nut is loosened, the mounting seat can rotate up and down around the rotating shaft relative to the support frame.

[0019] Compared with the prior art, the above one or more technical solutions in the multi-round ball serving machine provided by the embodiment of the utility model have at least one of the following technical effects:

[0020] 1. By adjusting the rotation speed of multiple serving wheels, multiple serving wheels can rub the spherical surfaces of the ball at the serving position at different rotation speeds to push the ball outward, thereby launching various different change balls, such as sinking balls, inner corner balls, outer corner balls, up and down floating balls (butterfly balls), falling balls and other high-difficulty change balls, so that the serving machine's serving method is closer to the real person's pitching method, so as to meet the sports players' desire to train their playing and catching, and achieve the training effect the trainees want, and improve their ball skills.

[0021] 2. The adjustment seat is arranged on the mounting frame and can move relative to the mounting frame toward or away from the serving position during adjustment. It is used to adjust the distance between multiple serving wheels, thereby realizing serving of balls of different sizes, such as baseball, tennis, softball, table tennis, etc. It has a wide range of applications and is extremely practical.

[0022] 3. The serving piece is rotatably arranged on the mounting seat and is used for multiple serving drive components to rotate and adjust the positions around the axis of the serving piece, thereby adjusting the positions of multiple serving wheels. By changing the positions of multiple serving wheels, different types of changing balls can be launched, further enriching the serving types of the serving machine. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0024] Figure 1 The utility model is a schematic diagram of the structure of the multi-round ball serving machine.

[0025] Figure 2 It is a cutaway view of the multi-round ball serving machine of the present utility model.

[0026] Figure 3 It is a structural schematic diagram of the hidden protective cover of the multi-round ball serving machine of the utility model.

[0027] Figure 4 The utility model is an exploded schematic diagram of a multi-round ball serving machine.

[0028] Among them, the reference numerals in the figure are:

[0029] 100, support frame; 110, support tube; 120, handle screw;

[0030] 200, mounting seat; 201, through hole; 202, rotating hole; 203, fourth screw; 210, ball outlet tube; 220, ball inlet tube; 221, ball inlet guide tube; 230, locking assembly; 231, second screw; 232, second nut; 240, guide rod; 250, rotating tube; 260, bottom plate; 261, support plate; 262, rotating shaft; 263, arc-shaped long groove; 264, fourth nut; 270, elastic buffer;

[0031] 300, serving piece; 300a, serving tube; 310, serving channel; 311, ball outlet end; 312, ball entry end; 320, opening; 330, rotating plate; 331, arc groove;

[0032] 400, serving drive assembly; 410, serving wheel; 411, serving position; 420, mounting frame; 421, vertical plate; 422, adjustment slot; 430, driving unit; 440, adjustment seat; 441, adjustment plate; 442, mounting hole; 450, protective cover; 460, speed control switch; 470, speed control digital display. DETAILED DESCRIPTION

[0033] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the embodiments of the present invention, and should not be construed as limiting the present invention.

[0034] In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0035] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the embodiments of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0036] In the embodiments of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present invention can be understood according to specific circumstances.

[0037] In one embodiment of the present invention, referring to Figure 1-Figure 4 , provides a multi-round ball serving machine, including a support frame 100, a mounting seat 200, a ball serving piece 300 and a ball serving drive assembly 400.

[0038] Among them, refer to Figure 1 and Figure 2 The mounting seat 200 is disposed on the supporting frame 100 .

[0039] Among them, refer to Figure 1 and Figure 2 The ball serving piece 300 is disposed on the mounting seat 200. The ball serving piece 300 has a ball serving passage 310, the two ends of which are a ball outlet end 311 and a ball inlet end 312, respectively. The outer wall of the ball serving piece 300 is ring-shaped with a plurality of openings 320 connected to the ball serving passage 310.

[0040] Among them, refer to Figure 1 and Figure 2 A plurality of ball-serving drive assemblies 400 are disposed around the ball-serving member 300 on the outer wall of the ball-serving member 300 and are disposed one by one corresponding to the plurality of openings 320. The ball-serving drive assemblies 400 include ball-serving wheels 410. At least a portion of the ball-serving wheel 410 of each ball-serving drive assembly 400 extends into the ball-serving channel 310 from an opening 320, and a ball-serving position 411 is formed in the ball-serving channel 310 between the peripheral walls of the plurality of ball-serving wheels 410.

[0041] Compared with the prior art, the above one or more technical solutions in the multi-round ball serving machine provided by the embodiment of the utility model have at least one of the following technical effects:

[0042] Reference Figure 1 and Figure 2 When working, the ball enters the serving channel 310 from the scoring end 312 and moves to the serving position 411 (between multiple serving wheels 410), and the serving wheels 410 of multiple serving drive assemblies 400 rotate to push the ball to the ball outlet end 311 to achieve serving.

[0043] Reference Figure 1 and Figure 2By adjusting the rotation speed of the plurality of serving wheels 410, the plurality of serving wheels 410 rub the spherical surfaces of the ball at the serving position 411 with different rotation speeds to push the ball outward, thereby launching various different change balls, such as sinking balls, inner corner balls, outer corner balls, up and down floating balls (butterfly balls), falling balls and other high-difficulty change balls, so that the serving machine's serving method is closer to the real person's pitching method, so as to meet the sports players' desired interest in training playing and catching the ball, and achieve the training effect the trainees want, thereby improving the ball skills.

[0044] In another embodiment, referring to Figure 3 The serving drive assembly 400 further includes a mounting frame 420 and a driving unit 430. The mounting frame 420 is fixedly mounted on the outer wall of the serving member 300, and the driving unit 430 is mounted on the mounting frame 420. The output end of the driving unit 430 is connected to the center of the serving wheel 410 to drive the serving wheel 410 to rotate. The driving unit 430 can be a motor. When working, the output end of the motor drives the serving wheel 410 to rotate, and the structure is simple.

[0045] In another embodiment, referring to Figure 3 The ball serving drive assembly 400 further includes an adjustment seat 440. The driving unit 430 is fixedly disposed on the adjustment seat 440, and the output end of the driving unit 430 passes through the adjustment seat 440 and is fixedly connected to the center of the ball serving wheel 410.

[0046] Further, refer to Figure 2 and Figure 3 The adjustment seat 440 is arranged on the mounting frame 420 and can move relative to the mounting frame 420 toward or away from the serving position 411 during adjustment, and is used to adjust the distance between multiple serving wheels 410, thereby realizing the serving of balls of different sizes, such as baseball, tennis, softball, table tennis, etc., with a wide range of applications and extremely high practicality.

[0047] Further, refer to Figure 2 and Figure 3 The adjustment seat 440 and the mounting frame 420 are respectively provided with an adjustment groove 422 and a mounting hole 442 or respectively provided with a mounting hole 442 and an adjustment groove 422. The adjustment groove 422 and the mounting hole 442 are arranged correspondingly. The adjustment groove 422 and the mounting hole 442 are penetrated by a locking member (not shown in the figure). The locking member is used to lock or release the adjustment seat 440, and when the adjustment seat 440 is released, the adjustment seat 440 can be moved toward or away from the serving position 411, and the structure is simple.

[0048] Reference Figure 3When the mounting hole 442 is a threaded hole, the locking member is a bolt, the screw of the bolt passes through the adjustment slot 422 and is screwed to the mounting hole 442, the nut width of the bolt is greater than the width of the adjustment slot 422, and is used to lock the adjustment seat 440 when the bolt is loosened, and is used to loosen the adjustment seat 440 when the bolt is loosened. When the mounting hole 442 is a through hole, the locking member includes a first screw (not shown) and a first nut (not shown), the screw of the first screw passes through the mounting hole 442 and the adjustment slot 422 in sequence and is screwed to the first nut, the nut of the first screw is larger than the mounting hole 442, and the width of the first nut is greater than the width of the adjustment slot 422. When adjusting, loosen the first nut, push the adjustment seat 440 along the adjustment slot 422 to move toward or away from the serving position 411, so as to adjust the distance between the multiple serving wheels 410; after adjusting to a suitable position, tighten the first nut, and fix the adjustment seat 440 and the serving drive assembly 400 on the mounting frame 420, which is simple to operate and convenient to adjust.

[0049] In a specific embodiment, refer to Figure 3 The adjusting seat 440 has at least one mounting hole 442 on opposite sides, and the mounting frame 420 has at least two adjusting slots 422 . The two adjusting slots 422 are respectively arranged corresponding to the two mounting holes 442 , and each locking member is passed through a mounting hole 442 and an adjusting slot 422 .

[0050] Further, refer to Figure 3 The adjustment seat 440 is symmetrically provided with adjustment plates 441 on opposite sides, and the two adjustment plates 441 are each provided with at least one mounting hole 442. The mounting frame 420 is symmetrically provided with two vertical plates 421. The adjustment seat 440 is located between the two vertical plates 421. The two vertical plates 421 are each provided with at least one adjustment slot 422. The multiple adjustment slots 422 are respectively arranged corresponding to the multiple mounting holes 442.

[0051] In some embodiments, one side of the adjustment seat 440 is slidably connected to the mounting frame 420 , the other side of the adjustment seat 440 is provided with at least one mounting hole 442 , the mounting frame 420 is provided with at least one adjustment slot 422 , and the adjustment slot 422 is correspondingly arranged with the mounting hole 442 .

[0052] Further, refer to Figure 2 and Figure 4 The serving drive assembly 400 also includes a protective cover 450 disposed on the mounting frame 420. Each protective cover 450 is disposed outside a serving wheel 410. The protective cover 450 plays a protective role. When the serving wheel 410 rotates, it prevents the user from accidentally touching the serving wheel 410, which has good safety.

[0053] In another embodiment, referring to Figure 3The serving drive assembly 400 also includes a speed regulating switch 460. The speed regulating switch 460 is arranged on the outer wall of the mounting frame 420 and is electrically connected to the driving unit 430 for adjusting the rotation speed of the driving unit 430. During operation, the speed regulating switch 460 of each serving drive assembly 400 separately adjusts the rotation speed of its driving unit 430, thereby adjusting the rotation speed of the serving wheel 410, so that the multiple serving wheels 410 mutually rub and push the ball at the serving position 411 at different rotation speeds, thereby launching various different changing balls, which are adjusted by the speed regulating switch 460, are simple to operate and convenient for users to use. Among them, the speed regulating switch 460 is a mature existing technology, such as the speed regulating switch 460 of a fan.

[0054] Further, refer to Figure 3 The serving drive assembly 400 further includes a speed regulating digital display 470. The speed regulating digital display 470 is disposed on the outer wall of the mounting frame 420 and is electrically connected to the driving unit 430 for displaying the rotation speed of the serving wheel 410. By providing the speed regulating digital display 470, the user can intuitively understand the rotation speed of the serving wheel 410 of each serving drive assembly 400. The speed regulating digital display 470 is a mature prior art.

[0055] The number of the serving drive components 400 can be two, three or more, and the number of the serving drive components 400 can be determined according to actual production requirements. In a specific embodiment, the number of the serving drive components 400 is four, and the four serving drive components 400 are respectively arranged above, below, to the left and to the right of the serving member 300.

[0056] In another embodiment, referring to Figure 2 and Figure 3 The serving piece 300 is rotatably arranged on the mounting seat 200 and is used for the multiple serving drive components 400 to rotate and adjust the positions around the axis of the serving piece 300, that is, when the serving piece 300 rotates relative to the mounting seat 200, the multiple serving drive components 400 are driven to rotate around the axis of the serving piece 300, and the positions of the multiple serving drive components 400 are adjusted, thereby adjusting the positions of the multiple serving wheels 410. By changing the positions of the multiple serving wheels 410, different types of change balls can be launched, further enriching the serving types of the serving machine. Among them, the serving piece 300 can rotate 360 ​​degrees relative to the mounting seat 200.

[0057] The ball serving piece 300 can be driven to rotate by manpower or a driving device. When the driving device is used to drive the ball serving piece 300 to rotate, the structure of the driving device may include a driving motor, a first gear and a second gear. The driving motor is arranged on the mounting seat 200, the center of the first gear is fixedly connected to the output shaft of the driving motor, the second gear fixing sleeve is arranged outside the ball serving piece 300, the first gear is meshed with the second gear, and the driving motor drives the ball serving piece 300 to rotate through the first gear and the second gear. Of course, the above is only one structure of the driving device, and the driving device can also be other structures as long as it can drive the ball serving piece 300 to rotate.

[0058] Further, refer to Figure 2 and Figure 3 The mounting seat 200 is a U-shaped seat, and the U-shaped groove of the U-shaped seat provides a space for accommodating the ball-serving driving assembly 400, and the structure is compact. The mounting seat 200 is provided with a ball outlet tube 210 and a ball inlet tube 220 on opposite sides, and the ball outlet tube 210 and the ball inlet tube 220 are coaxially arranged. The ball-serving member 300 is a ball-serving tube 300a, and the tube hole of the ball-serving tube 300a is a ball-serving channel 310. The ball outlet end 311 and the ball inlet end 312 of the ball-serving tube 300a are respectively sleeved outside the ball outlet tube 210 and the ball inlet tube 220, and the ball outlet end 311 and the ball inlet end 312 are respectively rotatably connected to the ball outlet tube 210 and the ball inlet tube 220, so that the ball-serving tube 300a is stably rotatably connected to the mounting seat 200, and the structure is stable.

[0059] Among them, refer to Figure 2 and Figure 3 The goal tube 220 is connected to a goal conduit 221. When the serving member 300 rotates, the goal tube 220 does not rotate with it, that is, the goal conduit 221 does not rotate, and the position of the goal conduit 221 remains unchanged, so that the ball stably enters the serving channel 310 from the goal conduit 221. Preferably, the goal conduit 221 is vertically arranged so that the goal conduit 221 remains vertical (90°) to score a goal.

[0060] Further, refer to Figure 2 and Figure 4 The multi-round ball serving machine further includes a locking assembly 230. The locking assembly 230 is used to lock or loosen the ball serving member 300, and is used to rotate the ball serving member 300 to adjust the positions of the plurality of ball serving drive assemblies 400 when the ball serving member 300 is loosened.

[0061] In a specific embodiment, refer to Figure 2 and Figure 4The ball serving piece 300 is provided with at least one rotating plate 330. The rotating plate 330 is provided with an arc groove 331 around the axis of the ball serving piece 300. The mounting seat 200 is provided with a through hole 201 beside the arc groove 331. The locking assembly 230 includes a second screw 231 and a second nut 232. The screw rod of the second screw 231 passes through the arc groove 331 and the through hole 201 in sequence and is screwed to the second nut 232. When adjusting, loosen the second nut 232, push the rotating plate 330 to drive the ball serving piece 300 to rotate, and adjust the position of multiple ball serving wheels 410; after adjusting to the desired position, tighten the second nut 232 to fix the rotating plate 330. The structure is simple and the operation is convenient.

[0062] Preferably, the second nut 232 is a nut handle, which is convenient for the user to screw the second nut 232 .

[0063] In other embodiments, the peripheral wall of the serving tube 300a is provided with a screw hole (not shown), the locking assembly 230 is a locking screw (not shown), the screw of the locking screw is screwed into the screw hole, and when the locking screw is tightened, the screw of the locking screw presses against the peripheral wall of the outlet tube 210 or the inlet tube 220, thereby locking the serving tube 300a. When the locking screw is loosened, the screw of the locking screw moves away from the peripheral wall of the outlet tube 210 or the inlet tube 220, thereby loosening the serving tube 300a.

[0064] Further, refer to Figure 2 The serving channel 310 has a plurality of guide rods 240 evenly distributed in the middle ring, and each guide rod 240 is parallel to the axis of the serving piece 300; a gap is formed between two adjacent guide rods 240, and each gap is arranged corresponding to an opening 320, and each serving wheel 410 is inserted in an opening 320 and a gap. When the ball enters the serving channel 310, the plurality of guide rods 240 are used to guide the ball to move to the serving position 411 (between the plurality of serving wheels 410), so that the ball moves accurately to the serving position 411, and avoids the ball position from being offset, which affects the serving effect. Among them, the plurality of guide rods 240 are directly connected to the inner wall of the serving channel 310 or connected through a connecting frame.

[0065] In another embodiment, referring to Figure 1 and Figure 4 A support tube 110 is vertically provided on the top of the support frame 100, and a rotating tube 250 is provided at the bottom of the mounting seat 200. The rotating tube 250 is rotatably connected to the support tube 110, so that the mounting seat 200 can rotate left and right relative to the support frame 100. By pushing the mounting seat 200 to rotate left and right relative to the support frame 100, the ball outlet direction of the ball serving channel 310 of the ball serving member 300 is adjusted, so that the ball serving mechanism can serve at different angles, further enriching the serving effect of the ball serving machine. Among them, the mounting seat 200 can rotate 360° relative to the support frame 100.

[0066] Further, refer to Figure 1 and Figure 4 The outer wall of the support tube 110 is penetrated with a first threaded hole, and the screw of the handle screw 120 is screwed into the first threaded hole. When the handle screw 120 is tightened, the screw of the handle screw 120 presses the outer wall of the rotating tube 250, thereby fixing the rotating tube 250. When the handle screw 120 is loosened, the screw of the handle screw 120 moves away from the outer wall of the rotating tube 250, thereby loosening the rotating tube 250. At this time, the rotating tube 250 can rotate relative to the support tube 110, so that the mounting seat 200 can rotate left and right relative to the support frame 100.

[0067] In another embodiment, referring to Figure 1 and Figure 4 The multi-round ball serving machine further comprises a bottom plate 260 disposed on the support frame 100, the bottom plate 260 being symmetrically disposed on the two support plates 261, and the lower end of the mounting seat 200 being rotatably connected to the two support plates 261 via a rotating shaft 262. Specifically, the lower end of the mounting seat 200 is provided with a rotating hole 202 penetrating through the opposite sides thereof, the two ends of the rotating shaft 262 are respectively connected to the two support plates 261, and the rotating hole 202 is rotatably connected to the rotating shaft 262. The support plate 261 is provided with an arc-shaped long groove 263 around the rotating shaft 262, and the lower end of the mounting seat 200 is provided with a fourth screw 203, the screw rod of the fourth screw 203 is passed through the arc-shaped long groove 263 and is screwed with a fourth nut 264. When the fourth nut 264 is loosened, the mounting seat 200 can rotate up and down relative to the supporting frame 100 around the rotating shaft 262; when the fourth nut 264 is tightened, the mounting seat 200 can be fixed on the supporting frame 100. By pushing the mounting seat 200 to rotate up and down relative to the support frame 100, the ball outlet direction of the ball serving channel 310 of the ball serving member 300 is adjusted, so that the ball serving mechanism can serve at different angles, further enriching the serving effect of the ball serving machine.

[0068] Preferably, the fourth nut 264 is a nut handle, which makes it convenient for the user to screw the fourth nut 264 .

[0069] Further, refer to Figure 1 and Figure 4 The two opposite sides of the rotating shaft 262 are each provided with an elastic buffer 270, and the two ends of the elastic buffer 270 are respectively in contact with the bottom of the mounting seat 200 and the top of the bottom plate 260. When the mounting seat 200 rotates up and down around the rotating shaft 262, the elastic buffer 270 supports and buffers the force of the mounting seat 200, so that the mounting seat 200 rotates smoothly and the structure is stable. The elastic buffer 270 can be a spring.

[0070] The rotating tube 250 is vertically disposed at the bottom of the bottom plate 260 , and the bottom plate 260 is rotatably connected to the supporting tube 110 through the rotating tube 250 and is disposed on the supporting frame 100 .

[0071] The rest of this embodiment is the same as the first embodiment. The features not explained in this embodiment are all based on the explanations in the first embodiment and will not be described in detail here.

[0072] The above content is a further detailed description of the utility model in combination with specific preferred implementation methods, and it cannot be determined that the specific implementation of the utility model is limited to these descriptions. For ordinary technicians in the technical field to which the utility model belongs, without departing from the concept of the utility model, its architecture can be flexible and can derive a series of products. Just making a few simple deductions or substitutions should be regarded as belonging to the patent protection scope of the utility model determined by the submitted claims.

Claims

1. A multi-round ball serving machine, characterized in that: include: Support frame (100); A mounting seat (200) is arranged on the support frame (100); A ball serving piece (300) is arranged on the mounting seat (200); the ball serving piece (300) has a ball serving passage (310), and a plurality of openings (320) communicating with the ball serving passage (310) are arranged around the outer wall of the ball serving piece (300); as well as A plurality of ball-serving drive assemblies (400) are arranged in a ring on the ball-serving member (300) and are respectively arranged in one-to-one correspondence with the plurality of openings (320); the ball-serving drive assemblies (400) include ball-serving wheels (410); at least a portion of the ball-serving wheels (410) of each of the ball-serving drive assemblies (400) extends from one of the openings (320) into the ball-serving channel (310), and a ball-serving position (411) is formed between the peripheral walls of the plurality of ball-serving wheels (410).

2. The multi-round ball serving machine according to claim 1, characterized in that: The ball serving drive assembly (400) further comprises a mounting frame (420) and a drive unit (430); the mounting frame (420) is arranged on the outer wall of the ball serving member (300), the drive unit (430) is arranged on the mounting frame (420), and the output end of the drive unit (430) is connected to the ball serving wheel (410) for driving the ball serving wheel (410) to rotate.

3. The multi-round ball serving machine according to claim 2, characterized in that: The serving drive assembly (400) further comprises an adjustment seat (440); the driving unit (430) is arranged on the adjustment seat (440); the adjustment seat (440) is arranged on the mounting frame (420) and can move relative to the mounting frame (420) in a direction close to or away from the serving position (411) during adjustment, so as to adjust the distance between the plurality of serving wheels (410).

4. The multi-round ball serving machine according to claim 3, characterized in that: The adjustment seat (440) and the mounting frame (420) are respectively provided with an adjustment slot (422) and a mounting hole (442) or respectively provided with a mounting hole (442) and an adjustment slot (422); the adjustment slot (422) and the mounting hole (442) are arranged correspondingly; the adjustment slot (422) and the mounting hole (442) are penetrated by a locking member; the locking member is used to lock or release the adjustment seat (440); and when the adjustment seat (440) is released, the adjustment seat (440) can be moved in a direction close to or away from the serving position (411).

5. The multi-round ball serving machine according to any one of claims 1 to 4, characterized in that: The ball serving piece (300) is rotatably mounted on the mounting seat (200) and is used for the plurality of ball serving drive components (400) to rotate and adjust positions around the axis of the ball serving piece (300).

6. The multi-round ball serving machine according to claim 5, characterized in that: A ball outlet tube (210) and a ball inlet tube (220) are respectively provided on opposite sides of the mounting seat (200), and the ball outlet tube (210) and the ball inlet tube (220) are coaxially arranged; the ball launching member (300) is a ball launching tube (300a), and the two ends of the ball launching channel (310) are respectively a ball outlet end (311) and a ball inlet end (312), and the ball outlet end (311) and the ball inlet end (312) are respectively rotatably connected to the ball outlet tube (210) and the ball inlet tube (220).

7. The multi-round ball serving machine according to claim 5, characterized in that: It also includes a locking assembly (230); the locking assembly (230) is used to lock or release the ball-serving member (300), and is used to adjust the positions of the plurality of ball-serving drive assemblies (400) when the ball-serving member (300) is released.

8. The multi-round ball serving machine according to claim 7, characterized in that: The ball-serving member (300) is provided with at least one rotating plate (330), the rotating plate (330) is provided with an arc groove (331) around the axis of the ball-serving member (300), and the mounting seat (200) is provided with a through hole (201) beside the arc groove (331); the locking assembly (230) comprises a second screw (231) and a second nut (232); the screw rod of the second screw (231) passes through the arc groove (331) and the through hole (201) in sequence and is screwed to the second nut (232).

9. The multi-round ball serving machine according to any one of claims 1 to 4, characterized in that: A support tube (110) is vertically arranged on the top of the support frame (100), and a rotating tube (250) is arranged on the bottom of the mounting seat (200). The rotating tube (250) is rotatably connected to the support tube (110), so that the mounting seat (200) can rotate left and right relative to the support frame (100).

10. The multi-round ball serving machine according to any one of claims 1 to 4, characterized in that: The multi-round ball serving machine also includes a bottom plate (260) arranged on the support frame (100), the bottom plate (260) is symmetrically arranged on the two support plates (261), and the lower end of the mounting seat (200) is rotatably connected to the two support plates (261) through a rotating shaft (262); the support plate (261) is provided with an arc-shaped long groove (263) around the rotating shaft (262), and the lower end of the mounting seat (200) is provided with a fourth screw (203), the screw rod of the fourth screw (203) is passed through the arc-shaped long groove (263) and is screwed with a fourth nut (264); when the fourth nut (264) is loosened, the mounting seat (200) can rotate up and down around the rotating shaft (262) relative to the support frame (100).

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