CN110787434A - Football launching device for training - Google Patents

Abstract

The invention discloses a football launching device for training, comprising a base, a left side plate and a right side plate are arranged on the base, a left connecting piece is hinged on the left side board, a right connecting piece is hinged on the right side board, and the left connecting piece is hinged The vertical angle adjustment of the right connecting piece and the left connecting piece is carried out through the vertical angle adjusting mechanism; the bottom of the left connecting piece and the right connecting piece is provided with a guide rail; an impact mechanism is arranged between the left connecting piece and the right connecting piece, and the impact mechanism includes an outer frame, A first telescopic rod is fixed in the outer frame, a spring is sleeved on the outer periphery of the first telescopic rod, and a positioning mechanism is provided at the front end of the first telescopic rod; The outer end of the push rod is provided with an impact plate, and the end of the push rod inside the outer frame is provided with a limit ring and a force rod; the top of the outer frame is provided with a chain transmission mechanism, and the chain transmission mechanism is provided with a pull rod. The invention can not only improve the training effect of the goalkeeper, but also has the advantages of saving time and effort, and can improve the training efficiency.

Description

Training football launcher

technical field

The invention relates to sports equipment, in particular to a football launching device for training.

Background technique

At present, football, a single sport with a certain influence in the global sports world, is known as "the world's first sport". The feet dominate the ball, but the head, chest and other parts can also be used to control the ball. In addition to goalkeepers, other Players are not allowed to touch the ball with their hands or arms; goalkeepers can only touch the ball with their hands or arms in their own penalty area, and cannot catch the ball with their hands outside the penalty area. There are two teams at a time, with a maximum of 11 members from each team. In sports for offense and defense in the same field, in the special training process such as a kick at the goal, overhead ball, and goalkeeper throwing the ball, if the landing point, speed, direction, etc. of the incoming ball can reach a certain quality, it can strengthen the goalkeeper to a certain A technical training to improve the goalkeeper's specific skills. However, the current training of goalkeeper skills is to use the method of player shooting and goalkeeper guarding the goal. This method is not only time-consuming and laborious, but also the quality of the player's shooting will decrease with the increase of time, thus reducing the training effect.

SUMMARY OF THE INVENTION

An object of the present invention is to provide a soccer ball launching device for training. The invention can not only improve the training effect of the goalkeeper, but also has the advantages of saving time and effort, and can greatly improve the training efficiency.

Technical scheme of the present invention: a football launching device for training includes a base, a left side plate and a right side plate are arranged on the base, the left side plate is hinged with a left connecting piece, the right side plate is hinged with a right connecting piece, and the left side plate is hinged with a left connecting piece. The connecting piece and the right connecting piece are adjusted vertically through the vertical angle adjustment mechanism; the bottom of the left connecting piece and the right connecting piece is provided with a guide rail for placing the football; the left connecting piece and the right connecting piece are arranged between the There is an impact mechanism for generating impact force on the football. The impact mechanism includes an outer frame, and a first telescopic rod is fixed in the outer frame. The outer circumference of the first telescopic rod is sleeved with a spring, and the front end of the first telescopic rod is provided with a position for positioning. The positioning mechanism of the spring; the front part of the outer frame is provided with a guide hole, a limit chute is set in the guide hole, a push rod is arranged through the guide hole, and the peripheral side of the push rod is provided with a limit that fits with the limit chute. The position slider, the push rod and the first telescopic rod are coaxially arranged, the outer end of the push rod is provided with an impact plate acting on the football, and the end of the push rod located inside the outer frame is provided with a limit ring and a force rod; The top of the frame is provided with a chain drive mechanism on both sides of the push rod. The chain drive mechanism is provided with a pull rod. The chain drive mechanism drives the pull rod to move the elliptical trajectory. When the pull rod is in the first position, it drives the force rod to move backwards, thereby making the The push rod moves backward and squeezes the first telescopic rod, and the spring on the outer circumference of the first telescopic rod is compressed by force; when the pull rod is in the second position, the force rod is released, and the restoring force of the spring pushes out the first telescopic rod quickly, and the first telescopic rod is quickly pushed out. A telescopic rod drives the push rod to move forward rapidly, and the push rod impacts the football.

In the aforementioned training football launching device, the vertical angle adjustment mechanism includes a first drive motor, a driving pulley, a passive pulley and a transmission belt, the first drive motor is installed in the middle of the right side plate, and the first The shaft is fixed with the driving pulley, the upper parts of the right side plate and the left side plate are respectively rotatably provided with a right rotating shaft and a left rotating shaft, the passive pulley is fixed on the right rotating shaft, and the transmission belt is covered on the driving pulley and the passive pulley; The right rotating shaft passes through the right connecting piece and the right connecting piece is fixed on the inner side of the driven pulley by screws, the left rotating shaft passes through the left connecting piece, and the left connecting piece and the left rotating shaft are arranged in linkage.

In the aforementioned football launching device for training, a lateral angle adjustment mechanism is provided between the push rod and the impact plate, and the lateral angle adjustment mechanism includes a cylinder and a second telescopic rod hinged on both sides of the push rod respectively. It is hinged with one side of the impact plate, the end of the second telescopic rod is hinged with the other side of the impact plate, and the push rod is hinged with the middle of the impact plate.

In the aforementioned training football launching device, the side of the impact plate opposite to the football is an arc surface, and the arc surface is provided with a plurality of impact protrusions.

In the aforementioned training football launching device, the positioning mechanism is a double nut, and the double nut is threadedly engaged with the front part of the first telescopic rod.

In the aforementioned training football launching device, a first buffer block is provided at one end of the push rod corresponding to the first telescopic rod, and a second buffer block is provided on the inner side of the outer frame at the edge of the guide hole.

In the aforementioned training football launching device, the chain transmission mechanism includes two chain transmission units with the same mechanism and a second drive motor, and the chain transmission unit includes a fixed plate, a driving sprocket, a passive sprocket and a chain. The active sprocket and the passive sprocket are rotatably arranged on the fixed plate, the chain is engaged with the active sprocket and the passive sprocket, the two ends of the pull rod are respectively fixed on the corresponding links of the two chains, and the second The drive motor drives the movement of the two chain transmission units and the pull rod.

In the aforementioned training football launching device, a positioning stud for positioning the football is threadedly connected to the guide rail.

In the aforementioned training football launching device, a plurality of connecting rods are evenly distributed on the inner side of the guide rail, and the outer ends of the connecting rods are rotatably connected with balls.

In the aforementioned training football launching device, a fence is provided on the base, and the space enclosed by the fence is used for placing the football.

Compared with the prior art, the present invention places the football on the guide rail, drives the pull rod to move the elliptical trajectory through the chain transmission mechanism, and drives the force rod on the push rod to move backward when the pull rod is in the first position, thereby making the The push rod moves backward and squeezes the first telescopic rod, and the spring on the outer circumference of the first telescopic rod is compressed by force; when the pull rod is in the second position, the force rod is released, and the restoring force of the spring pushes out the first telescopic rod quickly, and the first telescopic rod is quickly pushed out. A telescopic rod drives the push rod to move forward rapidly, and the push rod drives the impact plate to impact the football, so as to achieve the effect of launching the football. After the football is launched, put the spare football on the guide rail. When the lever returns to the first position, repeat the above process to realize the function of continuously launching the football, which can play the effect of training the goalkeeper's reaction ability. Greatly improve training efficiency. Not only that, by adjusting the vertical angle adjustment mechanism, the launch angle of the football can be adjusted to achieve shooting from different angles, which can greatly improve the training effect of the goalkeeper.

The vertical angle adjustment mechanism of the present invention adjusts the high and low angles of the impact mechanism and the guide rail by means of pulley transmission, and then adjusts the serving angle.

A lateral angle adjustment mechanism is arranged between the push rod and the impact plate of the present invention, and the lateral angle of the impact plate can be adjusted through the lateral angle adjustment mechanism, thereby adjusting the lateral angle of the ball, and the vertical angle adjustment mechanism has a wider football launch angle range, which can greatly improve the training quality of goalkeepers.

The side of the impact plate opposite to the soccer ball is an arc surface, and the arc surface is provided with a plurality of impact protrusions, which reduce the contact area between the impact plate and the soccer ball, increase the contact pressure, and enable the soccer ball to be shot farther.

The positioning mechanism of the present invention is a double nut, the double nut is threaded with the front part of the first telescopic rod, and by utilizing the friction force between the two nuts and the friction force between the nut and the thread, the rear one prevents the front one The problem that the nut is easy to loosen, so as to improve the fixing effect of the positioning mechanism, not only that, because the double nut is threadedly connected to the front of the first telescopic rod, the preload of the spring can be changed by adjusting the double nut, thereby changing the initial force when the football is launched. speed.

In the present invention, one end of the push rod corresponding to the first telescopic rod is provided with a first buffer block to prevent damage when the first telescopic rod hits the push rod, and the inner side of the outer frame is provided with a second buffer block at the edge of the guide hole to prevent the push rod The stop ring hits the outer frame and damages it.

In the invention, the two ends of the pull rod are respectively fixed on the corresponding connections of the two chains, and the chain transmission mechanism is driven to move by the second drive motor, so that the two chains move synchronously, and the movement of the pull rod elliptical trajectory is realized.

The guide rail of the invention is threadedly connected with a positioning stud for positioning the football, and the football is positioned so that there is a gap between the football and the initial position of the impact plate. After the first telescopic rod impacts the push rod, the push rod drives the impact plate to strike Football, giving football an instant impact, can make football fly farther.

The inner side of the guide rail of the present invention is evenly distributed with a plurality of connecting rods, the outer ends of the connecting rods are all connected with balls in rotation, and the ball rolls on the balls and flies out, which can reduce the frictional force before the ball flies out, thereby improving the performance of the ball. launch speed.

A fence is arranged on the base of the present invention, and the space enclosed by the fence is used for placing footballs, which is convenient for storing spare footballs, quickly hitting the ball, and quickly launching.

Description of drawings

Fig. 1 is the overall structural representation of the present invention;

Fig. 2 is the structural representation of the vertical angle adjustment mechanism of the present invention;

Fig. 3 is the structural schematic diagram of the impact mechanism of the present invention;

Fig. 4 is the enlarged structure schematic diagram of A part of Fig. 3;

FIG. 5 is a schematic structural diagram of the chain transmission mechanism of the present invention.

The symbols in the drawings are: 1. base; 2. left side plate; 3. right side plate; 4, left connecting piece; 5, right connecting piece; 6, impact mechanism; 7, vertical angle adjustment mechanism; 8, Left shaft; 9, right shaft; 10, guide rail; 11, connecting rod; 12, ball; 13, fence; 14, first drive motor; 15, passive pulley; 16, driving pulley; 17, transmission belt; 18, positioning stud; 19, chain drive mechanism; 20, outer frame; 21, guide hole; 22, limit chute; 23, push rod; 24, limit slider; 25, impact plate; 26, lateral angle adjustment mechanism; 27, cylinder; 28, second telescopic rod; 29, impact protrusion; 30, limit ring; 31, force rod; 32, first telescopic rod; 33, spring; 34, positioning mechanism; 35, double nut; 36, the first buffer block; 37, the second buffer block; 38, the pull rod; 39, the chain transmission unit; 40, the fixed plate; 41, the second drive motor; 42, the driving sprocket; 43, the passive sprocket; 44, chain; 45, first position; 46, second position.

Detailed ways

The present invention will be further described below in conjunction with the examples, but not as a basis for limiting the present invention.

Example: A football launching device for training, as shown in Figures 1-5, includes a base 1, and four universal wheels are arranged at the bottom of the base 1 to facilitate overall movement. The base 1 is provided with a left side panel 2 and a right side panel 3, the left side panel 2 is hinged with a left connector 4, the right side panel 3 is hinged with a right connector 5, the left connector 4 and the right connector 5 Both are formed by splicing two punched L-shaped plates by bolts, and the left connecting piece 4 and the right connecting piece 5 are adjusted vertically through the vertical angle adjusting mechanism 7; The bottom is provided with a guide rail 10 for placing the football; an impact mechanism 6 for generating impact force on the football is provided between the left connecting piece 4 and the right connecting piece 5, the impact mechanism 6 includes an outer frame 20, and the inner frame 20 has an impact mechanism 6. A first telescopic rod 32 is fixed, the outer circumference of the first telescopic rod 32 is sleeved with a spring 33, the front end of the first telescopic rod 32 is provided with a positioning mechanism 34 for positioning the spring 33; the front part of the outer frame 20 is provided with a guide Hole 21, a limit chute 22 is set in the guide hole 21, a push rod 23 is provided through the guide hole 21, and a limit slider 24 that fits with the limit chute 22 is provided on the peripheral side of the push rod 23. The push rod 23 It is arranged coaxially with the first telescopic rod 32, the outer end of the push rod 23 is provided with an impact plate 25 acting on the football, and the end of the push rod 23 located inside the outer frame 20 is provided with a limit ring 30 and a stress rod 31; the The top of the outer frame 20 is located on both sides of the push rod 23 and is provided with a chain transmission mechanism 19, the chain transmission mechanism 19 is provided with a pull rod 38, and the chain transmission mechanism 19 drives the pull rod 38 to carry out displacement of the elliptical trajectory. When the pull rod 38 is at the first position 45 The force-receiving rod 31 is driven to move backward, so that the push rod 23 moves backward and squeezes the first telescopic rod 32, and the spring 33 on the outer circumference of the first telescopic rod 32 is compressed by force; the pull rod 38 is released at the moment of the second position 46 The force rod 31 and the restoring force of the spring 33 push out the first telescopic rod 32 quickly, the first telescopic rod 32 drives the push rod 23 to move forward rapidly, and the push rod 23 impacts the football to achieve the effect of football launching.

As shown in FIG. 2 , the vertical angle adjustment mechanism 7 includes a first drive motor 14 , a driving pulley 16 , a driven pulley 15 and a transmission belt 17 . The first drive motor 14 is installed in the middle of the right side plate 3 , and the first The motor shaft of a driving motor 14 is fixed with the driving pulley 16, the upper parts of the right side plate 3 and the left side plate 2 are respectively provided with a right rotating shaft 9 and a left rotating shaft 8, and the driven pulley 15 is fixed on the right rotating shaft 9, so The drive belt 17 is covered on the driving pulley 16 and the driven pulley 15; the right rotating shaft 9 passes through the right connecting piece 5 and the right connecting piece 5 is fixed to the inner side of the driven pulley 15 by screws, and the left rotating shaft 8 passes through the left connecting piece 4 And the left connecting piece 4 is linked with the left rotating shaft 8 . The vertical angle adjustment mechanism 7 is driven by the pulley to adjust the height of the impact mechanism 6 and the guide rail 10, and then adjusts the angle of the ball.

As shown in FIG. 3 , a lateral angle adjustment mechanism 26 is provided between the push rod 23 and the impact plate 25 , and the lateral angle adjustment mechanism 26 includes a cylinder 27 and a second telescopic rod hinged on both sides of the push rod 23 respectively. 28. The end of the cylinder 27 is hinged with one side of the impact plate 25, the end of the second telescopic rod 28 is hinged with the other side of the impact plate 25, and the push rod 23 is hinged with the middle of the impact plate 25. The lateral angle of the impact plate 25 can be adjusted by the lateral angle adjustment mechanism 26, thereby adjusting the lateral angle of the ball, and the vertical angle adjustment mechanism 7 has a wider range of football launching angles, which can greatly improve the training quality of the goalkeeper.

As shown in FIG. 3 , the side of the impact plate 25 opposite to the soccer ball is an arc surface, and a plurality of impact protrusions 29 are provided on the arc surface. The impact protrusions 29 reduce the contact area between the impact plate 25 and the soccer ball, and improve the The contact pressure can make the football shoot farther.

As shown in FIG. 3 and FIG. 4 , the positioning mechanism 34 is a double nut 35 , and the double nut 35 is threadedly engaged with the front part of the first telescopic rod 32 . By using the friction force between the two nuts and the friction force between the nut and the thread, the problem of preventing the easy loosening of the front nut is achieved, thereby improving the fixing effect of the positioning mechanism 34. Not only that, because the double nut 35 and the The front part of the first telescopic rod 32 is threadedly connected, and the pre-tightening force of the spring 33 can be changed by adjusting the double nut 35, thereby changing the initial speed of the soccer ball when it is launched.

As shown in FIG. 3 , one end of the push rod 23 corresponding to the first telescopic rod 32 is provided with a first buffer block 36 to prevent damage when the first telescopic rod 32 hits the push rod 23 , and the inner side of the outer frame 20 is located in the guide The edge of the hole 21 is provided with a second buffer block 37 to prevent the limit ring 30 on the push rod 23 from hitting the outer frame 20 and causing damage.

As shown in FIG. 5 , the chain transmission mechanism 19 includes two chain transmission units 39 and a second drive motor 41 with the same mechanism. The chain transmission unit 39 includes a fixed plate 40 , a driving sprocket 42 , and a passive sprocket 43 . And the chain 44, the drive sprocket 42 and the driven sprocket 43 are rotatably arranged on the fixing plate 40, the chain 44 is engaged with the drive sprocket 42 and the driven sprocket 43, and the two ends of the pull rod 38 are respectively fixed to On the chain links corresponding to the two chains 44 , the second drive motor 41 drives the two chain transmission units 39 and the pull rod 38 to move. The pulling rods 38 can be set as two pulling rods 38, so as to improve the launching efficiency.

As shown in FIG. 1 , the guide rail 10 is threadedly connected with a positioning stud 18 for positioning the football. The positioning stud 18 is fixed by a locking nut, and the football is positioned by the positioning stud 18 so that the football and the impact plate There is a gap between the initial positions of 25. After the first telescopic rod 32 impacts the push rod 23, the push rod 23 drives the impact plate 25 to hit the soccer ball, giving the soccer ball an instant impact and making the soccer ball fly farther.

As shown in FIG. 1 , a plurality of connecting rods 11 are evenly distributed on the inner side of the guide rail 10 , and the outer ends of the connecting rods 11 are rotatably connected with balls 12 . The frictional force on the football before it flies out, thereby increasing the launch speed of the football.

As shown in FIG. 1 , the base 1 is provided with a fence 13 , and the space enclosed by the fence 13 is used for placing footballs, which is convenient for storing spare footballs, quickly hitting the ball, and quickly launching.

Working principle: when the present invention is used, the football is placed on the guide rail 10, and the pull rod 38 is driven by the chain transmission mechanism 19 to carry out the displacement of the elliptical trajectory. When the pull rod 38 is in the first position 45, the force rod 31 on the push rod 23 is moved backward , and then make the push rod 23 move backward and squeeze the first telescopic rod 32, the spring 33 on the outer circumference of the first telescopic rod 32 is compressed by force; The restoring force pushes out the first telescopic rod 32 quickly, the first telescopic rod 32 drives the push rod 23 to move forward rapidly, and the push rod 23 drives the impact plate 25 to impact the football to achieve the effect of football launching. After the soccer ball is launched, put the spare soccer ball on the guide rail 10, and when the tie rod 38 returns to the first position 45, repeat the above process to realize the function of continuously launching the soccer ball, which can play the effect of training the goalkeeper's reaction ability, and the machine serves the ball, saving time It saves effort and can greatly improve the training efficiency. Not only that, by adjusting the vertical angle adjustment mechanism 7, the launching angle of the football can be adjusted to achieve shooting from different angles, which can greatly improve the training effect of the goalkeeper.

Claims (10)

1. Football emitter is used in training, its characterized in that: the angle adjusting device comprises a base (1), wherein a left side plate (2) and a right side plate (3) are arranged on the base (1), a left connecting piece (4) is hinged on the left side plate (2), a right connecting piece (5) is hinged on the right side plate (3), and the left connecting piece (4) and the right connecting piece (5) are vertically adjusted in angle through a vertical angle adjusting mechanism (7); the bottoms of the left connecting piece (4) and the right connecting piece (5) are provided with guide rails (10) for placing football; an impact mechanism (6) used for generating impact force on the football is arranged between the left connecting piece (4) and the right connecting piece (5), the impact mechanism (6) comprises an outer frame (20), a first telescopic rod (32) is fixed in the outer frame (20), a spring (33) is sleeved on the periphery of the first telescopic rod (32), and a positioning mechanism (34) used for positioning the spring (33) is arranged at the front end of the first telescopic rod (32); the front part of the outer frame (20) is provided with a guide hole (21), a limiting sliding groove (22) is formed in the guide hole (21), a push rod (23) penetrates through the guide hole (21), a limiting sliding block (24) matched with the limiting sliding groove (22) is arranged on the peripheral side of the push rod (23), the push rod (23) and the first telescopic rod (32) are coaxially arranged, an impact plate (25) acting on a football is arranged at the outer end of the push rod (23), and a limiting ring (30) and a stress rod (31) are arranged at one end, located inside the outer frame (20), of the push rod (23); chain transmission mechanisms (19) are arranged at the top of the outer frame (20) and located on two sides of the push rod (23), pull rods (38) are arranged on the chain transmission mechanisms (19), the chain transmission mechanisms (19) drive the pull rods (38) to perform displacement of an elliptical track, the pull rods (38) drive the stress rods (31) to move backwards when in a first position (45), the push rod (23) further moves backwards and extrudes the first telescopic rod (32), and springs (33) on the periphery of the first telescopic rod (32) are stressed and compressed; the stress rod (31) is released by the pull rod (38) at the second position (46) at the moment, the first telescopic rod (32) is quickly pushed out by the restoring force of the spring (33), the push rod (23) is driven by the first telescopic rod (32) to quickly move forwards, and the push rod (23) impacts the football.

2. A training football launching device as claimed in claim 1, wherein: the vertical angle adjusting mechanism (7) comprises a first driving motor (14), a driving belt pulley (16), a driven belt pulley (15) and a transmission belt (17), the first driving motor (14) is installed in the middle of the right side plate (3), a motor shaft of the first driving motor (14) is fixed to the driving belt pulley (16), the upper portions of the right side plate (3) and the left side plate (2) are respectively and rotatably provided with a right rotating shaft (9) and a left rotating shaft (8), the driven belt pulley (15) is fixed to the right rotating shaft (9), and the transmission belt (17) is wrapped on the driving belt pulley (16) and the driven belt pulley (15); right side pivot (9) run through right connecting piece (5) and right connecting piece (5) through the screw fixation in passive belt pulley (15) inboard, left pivot (8) run through left connecting piece (4) and left pivot (8) linkage setting.

3. A training football launching device as claimed in claim 1, wherein: be equipped with horizontal angle adjustment mechanism (26) between push rod (23) and impingement plate (25), horizontal angle adjustment mechanism (26) are including articulating cylinder (27) and second telescopic link (28) in push rod (23) both sides respectively, and the end of cylinder (27) is articulated mutually with one side of impingement plate (25), and the end of second telescopic link (28) is articulated mutually with the other side of impingement plate (25), push rod (23) are articulated mutually with the middle part of impingement plate (25).

4. A training football launching device as claimed in claim 1, wherein: the face of the impact plate (25) opposite to the football is a cambered surface, and a plurality of impact bulges (29) are arranged on the cambered surface.

5. A training football launching device as claimed in claim 1, wherein: the positioning mechanism (34) is a double nut (35), and the double nut (35) is in threaded fit with the front part of the first telescopic rod (32).

6. A training football launching device as claimed in claim 1, wherein: one end of the push rod (23) corresponding to the first telescopic rod (32) is provided with a first buffer block (36), and the edge of the inner side of the outer frame (20) located at the guide hole (21) is provided with a second buffer block (37).

7. A training football launching device as claimed in claim 1, wherein: chain drive (19) include two chain drive units (39) that the mechanism is the same and second driving motor (41), chain drive unit (39) are including fixed plate (40), drive sprocket (42), driven sprocket (43) and chain (44), drive sprocket (42) and driven sprocket (43) rotate and set up on fixed plate (40), chain (44) mesh on drive sprocket (42) and driven sprocket (43), the both ends of pull rod (38) are fixed in respectively on the chain link that two chains (44) correspond, two chain drive units (39) of second driving motor (41) drive and pull rod (38) motion.

8. A training football launching device as claimed in claim 1, wherein: and the guide rail (10) is in threaded connection with a positioning stud (18) for positioning a football.

9. A training football launching device as claimed in claim 1, wherein: the inner side of the guide rail (10) is uniformly provided with a plurality of connecting rods (11), and the outer ends of the connecting rods (11) are rotatably connected with balls (12).

10. A training football launching device as claimed in claim 1, wherein: be equipped with rail (13) on base (1), the space that rail (13) enclose is used for placing the football.

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