CN211486479U

CN211486479U - Volleyball training device

Info

Publication number: CN211486479U
Application number: CN202020091962.3U
Authority: CN
Inventors: 洪海
Original assignee: Hebi College of Vocation and Technology
Current assignee: Hebi College of Vocation and Technology
Priority date: 2020-01-16
Filing date: 2020-01-16
Publication date: 2020-09-15
Anticipated expiration: 2030-01-16

Abstract

The utility model relates to a trainer, more specifically the volleyball trainer that says so. The volleyball service robot comprises a volleyball bin, a side bin, a stability limiting column, round steel, a compression spring, a splicing piece, a batting plate and a matching part, wherein the batting is served by utilizing the stable lifting and the quick rebounding of the batting plate; utilize the combination of round bar, auxiliary wheel, wheel cover and recess to use the power of cooperation motor, connecting rod and round bar input, can help the user to carry out quick low-noise continuous service, can cooperate the user to practise continuous service and the catching ball of volleyball.

Description

Volleyball training device

Technical Field

The utility model relates to a trainer, more specifically the volleyball trainer that says so.

Background

The batting training in the volleyball training often comprises the steps of practicing service and practicing smash, wherein the service is the only action in volleyball technology, which is not interfered by the other party and is not performed in high-speed confrontation. The basic technique for well mastering the serve should be fixed as follows: the throwing of the ball is fixed, the strength of the body action and the swing track of the arm is fixed, the hitting point is fixed, and the service station is fixed. The buttonhole is the first line of defense and is an important link for counterattack. But the single person is very inconvenient to train the serve and the smash of the volleyball, and the training difficulty is increased for the amateur volleyball trainers particularly.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a volleyball trainer can help the training person to practice service or smash.

The purpose of the utility model is realized through the following technical scheme:

a volleyball training device comprises a volleyball bin, a side bin, a stability limiting column, round steel, a compression spring, a splicing piece, a batting plate and a matching part, both ends are equipped with a side storehouse respectively about volleyball storehouse, the round steel that two limit steady posts of bottom surface rigid coupling and two symmetries of volleyball storehouse set up, two limit steady post symmetric distribution are at the center in volleyball storehouse, two round steel are located two side storehouses respectively, compression spring is provided with two, the equal rigid coupling in upper and lower both ends of every compression spring has the splicing, two splicing that are located the lower extreme overlap respectively on two limit steady posts and with the bottom surface rigid coupling in volleyball storehouse, two compression spring overlap respectively on two limit steady posts and highly be greater than the height of limit steady post, hit the upper end of splicing that the ball board is located two upper ends, both ends all are equipped with cooperation portion about hitting the ball board, hit the cooperation portion on ball board through self both ends respectively sliding connection and carry out longitudinal movement on two limit steady posts.

As the further optimization of this technical scheme, this volleyball trainer still includes the latex pad, the latex pad is provided with two, and the latex pad of upper end rigid coupling respectively of two splicing, the upper end of two latex pads all contacts with hitting the ball board.

As a further optimization of the technical scheme, the volleyball training device further comprises two fixed sleeves, wherein the two fixed sleeves are fixedly connected to the two round steel bars respectively, and the compression spring is in a natural state when the upper end of each matching part is 1-2 cm away from the lower end face of each fixed sleeve.

As the further optimization of the technical scheme, the volleyball training device further comprises two cushion pads, wherein the two cushion pads are fixedly connected to the lower ends of the two fixed sleeves respectively, and the thickness of each cushion pad is the same as the distance between the upper end of each matching part and the lower end face of each fixed sleeve.

As a further optimization of the technical scheme, the volleyball training device further comprises a stabilizing chassis, a base, a motor, a connecting rod, a round rod, a main window, a pressing arm and a connecting portion, wherein the stabilizing chassis is formed by wrapping natural rubber on the outer layer of a balancing weight, the base is fixedly connected to the stabilizing chassis, the motor is fixedly connected to the base, an output shaft of the motor is fixedly connected to one end of the connecting rod, the other end of the connecting rod is fixedly connected to the round rod, the main window is arranged at the rear end of the volleyball bin, the front end of the pressing arm is fixedly connected to the connecting portion, the connecting portion is fixedly connected to the lower end of the batting plate, the pressing arm can freely move in the main window when moving along with the batting plate, the pressing arm is pressed to descend by a stroke of one-third to one-half of a circle of rotation of the.

As the further optimization of the technical scheme, the volleyball training device further comprises a polishing surface, wherein the polishing surface is arranged on the upper end surface of the lower pressing arm, and the round rod is contacted with the polishing surface when the lower pressing arm is pressed to descend.

As the further optimization of the technical scheme, the volleyball training device further comprises an auxiliary wheel, wherein the auxiliary wheel is connected to the round rod in a rotating mode, and the auxiliary wheel replaces the round rod to be in contact with the polishing surface.

As the further optimization of the technical scheme, the volleyball training device further comprises a wheel sleeve and a groove, wherein the wheel sleeve is made of natural rubber, the groove is formed in the middle of the wheel sleeve, the wheel sleeve is fixedly connected to the auxiliary wheel, and the wheel sleeve replaces the auxiliary wheel to be in contact with the polishing surface.

As a further optimization of the technical scheme, the volleyball training device further comprises a wedge-shaped pad separation block, wherein the wedge-shaped pad separation block is fixedly connected to the rear end face of the lower pressing arm, and the wedge-shaped pad separation block is contacted with the polishing surface after being separated from the polishing surface in the rotation process of the wheel sleeve, so that the descending amplitude of the ball striking plate is increased.

As the further optimization of the technical scheme, the volleyball training device further comprises side windows, and the side bins at the two ends are provided with the side windows.

The utility model relates to a volleyball trainer's beneficial effect does:

the stable lifting and the quick rebounding of the batting plate are utilized to serve the volleyball; utilize the combination of round bar, auxiliary wheel, wheel cover and recess to use the power of cooperation motor, connecting rod and round bar input, can help the user to carry out quick low-noise continuous service, can cooperate the user to practise continuous service and the catching ball of volleyball.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a schematic view of the overall structure of a volleyball training device of the present invention;

fig. 2 is a left side view of the overall structure of the present invention;

FIG. 3 is a partial schematic structural diagram I of the present invention;

FIG. 4 is a schematic diagram of a part of the structure of the present invention;

fig. 5 is a schematic diagram of a part of the structure of the present invention;

fig. 6 is a schematic diagram of a part of the structure of the present invention;

fig. 7 is a schematic diagram of a part of the structure of the present invention;

fig. 8 is a schematic diagram six of a part of the structure of the present invention;

fig. 9 is a schematic diagram seven of a partial structure of the present invention;

fig. 10 is a partial schematic structural diagram eight of the present invention.

In the figure: the device comprises a stabilizing chassis 1, a base 101, a motor 2, a connecting rod 201, a round rod 202, an auxiliary wheel 3, a wheel sleeve 301, a groove 302, a volleyball chamber 4, a main window 401, a side chamber 402, a side window 403, a stability limiting column 404, round steel 405, a compression spring 5, a connecting sheet 501, a latex pad 502, a batting plate 6, a matching part 601, a lower pressing arm 7, a polishing surface 701, a connecting part 702, a wedge-shaped pad separating block 703, a fixed sleeve 8 and a cushion 801.

Detailed Description

It should be noted that the terms "upper", "lower", "front", "rear", "left", "right", and the like, which indicate orientations or positional relationships, are used based on the orientations or positional relationships shown in the drawings only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to 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.

The present invention will be described in further detail with reference to the accompanying drawings.

The first embodiment is as follows:

with reference to fig. 1-10, the present embodiment is described, a volleyball training device, which includes a volleyball chamber 4, side chambers 402, stability limiting columns 404, round steel 405, compression springs 5, connecting pieces 501, a volleyball hitting plate 6 and a matching portion 601, wherein the left and right ends of the volleyball chamber 4 are respectively provided with one side chamber 402, the bottom surface of the volleyball chamber 4 is fixedly connected with two stability limiting columns 404 and two symmetrically arranged round steel 405, the two stability limiting columns 404 are symmetrically distributed at the center of the volleyball chamber 4, the two round steel 405 are respectively located in the two side chambers 402, the compression springs 5 are provided with two, the upper and lower ends of each compression spring 5 are fixedly connected with the connecting pieces 501, the two connecting pieces 501 at the lower end are respectively sleeved on the two stability limiting columns 404 and are fixedly connected with the bottom surface of the volleyball chamber 4, the two compression springs 5 are respectively sleeved on the two stability limiting columns 404 and have a height greater than the height of the, the striking plate 6 is provided with the matching portions 601 at the left and right ends, and the striking plate 6 is slidably connected to the two stability limiting columns 404 through the matching portions 601 at the two ends to move longitudinally. The volleyball passes through the upside of the volleyball chamber 4 and is arranged on the ball striking plate 6, the inner diameter of the volleyball chamber 4 is slightly larger than the volleyball, the volleyball is prevented from swinging from the ball striking plate 6 to cause the track deviation after volleyball launching, when the ball striking plate 6 descends, the ball striking plate 6 enables the compression spring 5 to continue to compress, the maximum downward pressing distance is that the lower end surface of the ball striking plate 6 is contacted with the upper end surface of the stability limiting column 404, the ball striking plate 6 stops being pressed and released, the ball striking plate 6 is rapidly lifted by the elastic force of the compression spring 5 to drive the volleyball to ascend and strike the volleyball, a user can train the volleyball and the buttoning conveniently, the number of the compression springs 5 is increased or different specifications are selected, the distance between the upper end of the compression spring 5 and the upper end. The round steel 405 and the compression spring 5 are symmetrically arranged, so that stable lifting and rebounding of the striking plate 6 are facilitated.

The second embodiment is as follows:

with reference to fig. 1-10, the volleyball training device further comprises two latex pads 502, the two latex pads 502 are fixedly connected to the upper ends of the two connecting pieces 501, and the upper ends of the two latex pads 502 are in contact with the batting plate 6. The latex pad 502 is provided to reduce both shock and noise while the compression spring 5 springs the striking plate 6 upward using the tab 501 and the striking plate 6 falls back into contact with the tab 501 at the upper end of the compression spring 5, which may generate noise or wear on rigid members.

The third concrete implementation mode:

with reference to fig. 1-10, the volleyball training device further comprises two fixed sleeves 8, the two fixed sleeves 8 are fixedly connected to the two round steel bars 405 respectively, and the compression spring 5 is in a natural state when the upper end of each matching portion 601 is 1-2 cm away from the lower end face of the fixed sleeve 8. The provision of the retaining sleeve 8 prevents the striking plate 6 from being ejected out of the ball discharge bin 4 by the excessive spring force provided by the compression spring 5.

The fourth concrete implementation mode:

with reference to fig. 1-10, the volleyball training device further includes two cushions 801, the two cushions 801 are respectively and fixedly connected to the lower ends of the two fixing sleeves 8, and the thickness of the cushion 801 is the same as the distance from the upper end of the matching portion 601 to the lower end face of the fixing sleeve 8. The preferred TPE foaming material that adopts of blotter 801, and then replace solid cover 8 and hit the contact of ball board 6, the TPE pad can absorb great impulsive force, noise that produces when almost eliminating the impact.

The fifth concrete implementation mode:

with reference to fig. 1-10, the volleyball training device further includes a stabilization chassis 1, a base 101, a motor 2, a connecting rod 201, a round bar 202, a main window 401, a pressing arm 7, and a connecting portion 702, where the stabilization chassis 1 is formed by wrapping natural rubber around an outer layer of a weight block, the base 101 is fixedly connected to the stabilization chassis 1, the motor 2 is fixedly connected to the base 101, an output shaft of the motor 2 is fixedly connected to one end of the connecting rod 201, the other end of the connecting rod 201 is fixedly connected to the round bar 202, the main window 401 is disposed at a rear end of the volleyball silo 4, a front end of the pressing arm 7 is fixedly connected to the connecting portion 702, the connecting portion 702 is fixedly connected to a lower end of the hitting board 6, the pressing arm 7 can move freely in the main window 401 when moving along with the hitting board 6, the round bar 202 rotates one-turn with a stroke of one-third to one-half turn to press the pressing arm 7. Referring to fig. 1 and 2, the link 201 is preferably rotated counterclockwise from the rear end of the push arm 7 to be disengaged therefrom, which is close to the vertical state, so that the push arm 7 can be quickly rebounded to produce a better hitting effect, and the push arm 7 does not contact with the power input portion when rebounded. The motor 2 is started, the output shaft of the motor 2 drives the connecting rod 201 to rotate around the axis direction of the output shaft of the motor 2, the connecting rod 201 drives the round rod 202 to rotate around the axis direction of the output shaft of the motor 2, the round rod 202 presses the pressing arm 7 to descend in the rotating process and then is separated from the pressing arm 7, the pressing arm 7 is fixedly connected with the striking plate 6 through the connecting part 702, the striking plate 6 and the pressing arm 7 can rebound through the elastic force provided by the compression spring 5 after separation, and therefore the striking plate 6 is utilized to serve balls. The height of stabilizing the chassis 1 can change according to the condition, for example stabilize chassis 1 and arrange the preferred 1.5 meters that sets up of 4 junctions in volleyball storehouse, and convenient to use person directly puts the ball in 4 volleyball storehouses, and need not to lift the arm or bend over, reduces the number of times of lifting the arm, practices thrift the arm strength and launches the ball, practices thrift waist abdomen strength and smashes the ball.

The sixth specific implementation mode:

with reference to fig. 1-10, the volleyball training device further includes a polishing surface 701, the polishing surface 701 is disposed on an upper end surface of the lower pressing arm 7, and the round bar 202 presses the lower pressing arm 7 to descend to contact with the polishing surface 701. The polishing surface 701 is polished when the upper end surface of the pressing arm 7 is processed, so that frictional resistance is reduced, the degree of damage to components is reduced, and noise is reduced.

The seventh embodiment:

with reference to fig. 1-10, the volleyball training device further comprises an auxiliary wheel 3, wherein the auxiliary wheel 3 is rotatably connected to the round bar 202, and the auxiliary wheel 3 is in contact with the polishing surface 701 instead of the round bar 202. The auxiliary wheel 3 generates rolling friction, so that the damage degree of components is further reduced, and the noise is further reduced. The specific implementation mode is eight:

with reference to fig. 1-10, the volleyball training device further comprises a wheel sleeve 301 and a groove 302, the wheel sleeve 301 is made of natural rubber, the groove 302 is formed in the middle of the wheel sleeve 301, the wheel sleeve 301 is fixedly connected to the auxiliary wheel 3, and the wheel sleeve 301 replaces the auxiliary wheel 3 to be in contact with the polishing surface 701. After the wheel sleeve 301 is in contact with the polishing surface 701, noise is further reduced, sound generated when the pressing arm 7 is pressed downwards can be almost eliminated due to the arrangement of the groove 302, meanwhile, deformation of the wheel sleeve 301 is facilitated due to the arrangement of the groove 302, abrasion of the wheel sleeve 301 is reduced, and manufacturing raw materials are saved.

The specific implementation method nine:

with reference to fig. 1-10, the volleyball training device further includes a wedge-shaped separation block 703, the wedge-shaped separation block 703 is fixedly connected to the rear end surface of the lower pressing arm 7, and the wheel sleeve 301 is separated from the polishing surface 701 in the rotation process and then contacts the wedge-shaped separation block 703 to increase the descending amplitude of the hitting plate 6. After the amplitude is increased, the wheel sleeve 301 is conveniently separated from the lower pressing arm 7, the rebound of the lower pressing arm 7 and collision avoidance power parts such as the round rod 202, the auxiliary wheel 3, the wheel sleeve 301 and the like are facilitated, and a better hitting effect is further achieved.

The detailed implementation mode is ten:

with reference to fig. 1-10, the volleyball training device further includes side windows 403, and the side chambers 402 at both ends are provided with the side windows 403. The setting of side window 403 is convenient for observe the condition of round steel 405, and convenient to use person utilizes tweezers to press from both sides and gets gauze or cloth article and dip in behind the lubricating oil and lubricate round steel 405 through side window 403, is convenient for make things convenient for round steel 405 and solid 8's installation in the time of the manufacturing simultaneously.

The utility model discloses a volleyball trainer, its theory of operation is:

the volleyball passes through the upside of the volleyball chamber 4 and is arranged on the ball striking plate 6, the inner diameter of the volleyball chamber 4 is slightly larger than the volleyball, the volleyball is prevented from swinging from the ball striking plate 6 to cause the track deviation after volleyball launching, when the ball striking plate 6 descends, the ball striking plate 6 enables the compression spring 5 to continue to compress, the maximum downward pressing distance is that the lower end surface of the ball striking plate 6 is contacted with the upper end surface of the stability limiting column 404, the ball striking plate 6 stops being pressed and released, the ball striking plate 6 is rapidly lifted by the elastic force of the compression spring 5 to drive the volleyball to ascend and strike the volleyball, a user can train the volleyball and the buttoning conveniently, the number of the compression springs 5 is increased or different specifications are selected, the distance between the upper end of the compression spring 5 and the upper end. The latex pad 502 is provided to reduce both shock and noise while the compression spring 5 springs the striking plate 6 upward using the tab 501 and the striking plate 6 falls back into contact with the tab 501 at the upper end of the compression spring 5, which may generate noise or wear on rigid members. The provision of the retaining sleeve 8 prevents the striking plate 6 from being ejected out of the ball discharge bin 4 by the excessive spring force provided by the compression spring 5. The preferred TPE foaming material that adopts of blotter 801, and then replace solid cover 8 and hit the contact of ball board 6, the TPE pad can absorb great impulsive force, noise that produces when almost eliminating the impact. Referring to fig. 1 and 2, the link 201 is preferably rotated counterclockwise from the rear end of the push arm 7 to be disengaged therefrom, which is close to the vertical state, so that the push arm 7 can be quickly rebounded to produce a better hitting effect, and the push arm 7 does not contact with the power input portion when rebounded. The motor 2 is started, the output shaft of the motor 2 drives the connecting rod 201 to rotate around the axis direction of the output shaft of the motor 2, the connecting rod 201 drives the round rod 202 to rotate around the axis direction of the output shaft of the motor 2, the round rod 202 presses the pressing arm 7 to descend in the rotating process and then is separated from the pressing arm 7, the pressing arm 7 is fixedly connected with the striking plate 6 through the connecting part 702, the striking plate 6 and the pressing arm 7 can rebound through the elastic force provided by the compression spring 5 after separation, and therefore the striking plate 6 is utilized to serve balls. The height of stabilizing the chassis 1 can change according to the condition, for example stabilize chassis 1 and arrange the preferred 1.5 meters that sets up of 4 junctions in volleyball storehouse, and convenient to use person directly puts the ball in 4 volleyball storehouses, and need not to lift the arm or bend over, reduces the number of times of lifting the arm, practices thrift the arm strength and launches the ball, practices thrift waist abdomen strength and smashes the ball. The polishing surface 701 is polished when the upper end surface of the pressing arm 7 is processed, so that frictional resistance is reduced, the degree of damage to components is reduced, and noise is reduced. The auxiliary wheel 3 generates rolling friction, so that the damage degree of components is further reduced, and the noise is further reduced. After the wheel sleeve 301 is in contact with the polishing surface 701, noise is further reduced, sound generated when the pressing arm 7 is pressed downwards can be almost eliminated due to the arrangement of the groove 302, meanwhile, deformation of the wheel sleeve 301 is facilitated due to the arrangement of the groove 302, abrasion of the wheel sleeve 301 is reduced, and manufacturing raw materials are saved. After the amplitude is increased, the wheel sleeve 301 is conveniently separated from the lower pressing arm 7, the rebound of the lower pressing arm 7 and collision avoidance power parts such as the round rod 202, the auxiliary wheel 3, the wheel sleeve 301 and the like are facilitated, and a better hitting effect is further achieved. The setting of side window 403 is convenient for observe the condition of round steel 405, and convenient to use person utilizes tweezers to press from both sides and gets gauze or cloth article and dip in behind the lubricating oil and lubricate round steel 405 through side window 403, is convenient for make things convenient for round steel 405 and solid 8's installation in the time of the manufacturing simultaneously.

Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or replacements made by those skilled in the art within the scope of the present invention also belong to the protection scope of the present invention.

Claims

1. The utility model provides a volleyball trainer, includes volleyball storehouse (4), side storehouse (402), limit steady post (404), round steel (405), compression spring (5), splicing (501), batting board (6) and cooperation portion (601), its characterized in that: the ball discharging device is characterized in that the left end and the right end of the ball discharging bin (4) are respectively provided with a side bin (402), the bottom surface of the ball discharging bin (4) is fixedly connected with two stability limiting columns (404) and two symmetrically arranged round steels (405), the two stability limiting columns (404) are symmetrically distributed at the center of the ball discharging bin (4), the two round steels (405) are respectively positioned in the two side bins (402), two compression springs (5) are arranged, the upper end and the lower end of each compression spring (5) are fixedly connected with connecting pieces (501), the two connecting pieces (501) positioned at the lower end are respectively sleeved on the two stability limiting columns (404) and are fixedly connected with the bottom surface of the ball discharging bin (4), the two compression springs (5) are respectively sleeved on the two stability limiting columns (404) and are higher than the stability limiting columns (404), the ball striking plate (6) is positioned at the upper ends of the two connecting pieces (501), the left end and the right end of the ball striking plate (6) are respectively provided, the batting plate (6) is respectively connected with the two stability limiting columns (404) in a sliding way through the matching parts (601) on the two ends of the batting plate to move longitudinally.

2. A volleyball training apparatus according to claim 1, wherein: this volleyball trainer still includes latex pad (502), latex pad (502) are provided with two, and latex pad (502) of upper end rigid coupling respectively of two splicing (501), the upper end of two latex pads (502) all with hit ball board (6) contact.

3. A volleyball training apparatus according to claim 1 or 2, wherein: the volleyball training device further comprises two fixed sleeves (8), the two fixed sleeves (8) are fixedly connected to the two round steel rods (405) respectively, and the compression spring (5) is in a natural state when the upper end of each matching portion (601) is 1-2 cm away from the lower end face of each fixed sleeve (8).

4. A volleyball training apparatus according to claim 3, wherein: the volleyball training device further comprises two cushion pads (801), wherein the two cushion pads (801) are fixedly connected to the lower ends of the two fixed sleeves (8) respectively, and the thickness of the cushion pads (801) is equal to the distance between the upper end of the matching portion (601) and the lower end face of the fixed sleeves (8).

5. A volleyball training apparatus according to claim 4, wherein: the volleyball training device further comprises a stabilizing chassis (1), a base (101), a motor (2), a connecting rod (201), a round rod (202), a main window (401), a pressing arm (7) and a connecting part (702), wherein the stabilizing chassis (1) is formed by wrapping natural rubber on the outer layer of a balancing weight, the base (101) is fixedly connected to the stabilizing chassis (1), the motor (2) is fixedly connected to the base (101), the output shaft of the motor (2) is fixedly connected with one end of the connecting rod (201), the other end of the connecting rod (201) is fixedly connected with the round rod (202), the main window (401) is arranged at the rear end of the volleyball bin (4), the front end of the pressing arm (7) is fixedly connected to the connecting part (702), the connecting part (702) is fixedly connected with the lower end of a volleyball hitting plate (6), the pressing arm (7) can freely move in the main window (401) when moving along with the volleyball plate (6), the round rod (202) rotates for one third to one half of a circle, the stroke, the round bar (202) is disengaged from the rear end of the pressing arm (7).

6. A volleyball training apparatus according to claim 5, wherein: the volleyball training device further comprises a polishing surface (701), wherein the polishing surface (701) is arranged on the upper end face of the lower pressing arm (7), and the round rod (202) is in contact with the polishing surface (701) when the lower pressing arm (7) is pressed to descend.

7. A volleyball training apparatus according to claim 6, wherein: the volleyball training device further comprises an auxiliary wheel (3), wherein the auxiliary wheel (3) is rotatably connected to the round rod (202), and the auxiliary wheel (3) is in contact with the polishing surface (701) instead of the round rod (202).

8. A volleyball training apparatus according to claim 7, wherein: the volleyball training device further comprises a wheel sleeve (301) and a groove (302), wherein the wheel sleeve (301) is made of natural rubber, the groove (302) is formed in the middle of the wheel sleeve (301), the wheel sleeve (301) is fixedly connected onto the auxiliary wheel (3), and the wheel sleeve (301) replaces the auxiliary wheel (3) to be in contact with the polishing surface (701).

9. A volleyball training apparatus according to claim 8, wherein: the volleyball training device further comprises a wedge-shaped pad separating block (703), wherein the wedge-shaped pad separating block (703) is fixedly connected to the rear end face of the lower pressing arm (7), and the wheel sleeve (301) is separated from the polishing surface (701) in the rotating process and then contacts the wedge-shaped pad separating block (703) to increase the descending amplitude of the ball hitting plate (6).

10. A volleyball training apparatus according to claim 1, wherein: the volleyball training device further comprises side windows (403), and the side bins (402) at the two ends are respectively provided with the side windows (403).