CN108854019B - Table tennis serving device for physical exercise - Google Patents
Table tennis serving device for physical exercise Download PDFInfo
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- CN108854019B CN108854019B CN201810609079.6A CN201810609079A CN108854019B CN 108854019 B CN108854019 B CN 108854019B CN 201810609079 A CN201810609079 A CN 201810609079A CN 108854019 B CN108854019 B CN 108854019B
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- Prior art keywords
- plate
- rod
- table tennis
- sliding
- rack
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B69/00—Training appliances or apparatus for special sports
- A63B69/40—Stationarily-arranged devices for projecting balls or other bodies
- A63B69/407—Stationarily-arranged devices for projecting balls or other bodies with spring-loaded propelling means
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2102/00—Application of clubs, bats, rackets or the like to the sporting activity ; particular sports involving the use of balls and clubs, bats, rackets, or the like
- A63B2102/16—Table tennis
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2225/00—Miscellaneous features of sport apparatus, devices or equipment
- A63B2225/09—Adjustable dimensions
Abstract
The invention relates to a ball serving device, in particular to a table tennis ball serving device for physical training. Therefore, the technical problem of the invention is as follows: the table tennis serving device for physical training can adjust the serving angle, increase the training difficulty and make table tennis athletes make more effort during training. The technical implementation scheme of the invention is as follows: a table tennis serving device for physical training comprises a bottom plate, an L-shaped support frame, a support plate, a placing frame, hanging rings, a discharging pipe, vertical rods, baffles, a discharging pipe, cross rods and the like; a first bearing seat is installed on the left side of the top of the bottom plate, a first rotating shaft is installed in the first bearing seat, and a transverse plate is installed at the top end of the first rotating shaft. The angle of the transverse plate can be adjusted through the action of the first bearing seat and the first rotating shaft, so that the ball serving angle can be adjusted, table tennis players can perform table tennis training at different angles, the ball serving angle can be adjusted manually through the adjusting device, and time and labor are saved.
Description
Technical Field
The invention relates to a ball serving device, in particular to a table tennis ball serving device for physical training.
Background
Along with the improvement of people's quality of life, more and more people are focused on physical training, some sports then need people to go on through sports equipment, and then the table tennis sportsman just takes exercise through table tennis service robot, improve the table tennis level of oneself, but current table tennis service robot, the table tennis angle of sending is unanimous, it is low to lead to the training degree of difficulty, and carry out the words of service training through the people, the action of people's repeated service, can feel boring, and then lead to follow-up service without worry, influence table tennis sportsman's training.
Therefore, there is a need to develop a table tennis ball serving device for physical training, which can adjust the ball serving angle, increase the training difficulty and make the table tennis player make more effort during training.
Disclosure of Invention
In order to overcome the defects that the training difficulty is low and people feel boring due to repeated serving actions because the angles of the table tennis balls sent by the traditional table tennis serving machine are consistent, the technical problem of the invention is as follows: the table tennis serving device for physical training can adjust the serving angle, increase the training difficulty and make table tennis athletes make more effort during training.
The technical implementation scheme of the invention is as follows: a table tennis serving device for physical training comprises a base plate, an L-shaped support frame, a support plate, a placing frame, a hanging ring, a discharging pipe, a vertical rod, a baffle plate, a discharging pipe, a transverse rod, a rotary disc, a driving motor, a push plate, a connecting rod, a guide sleeve, a movable rod, a contact wheel, a first spring, a movable plate, a first bearing seat, a first rotating shaft, a transverse plate, a swinging plate, an arc plate, a second spring, a hook and a pull wire, wherein the first bearing seat is installed on the left side of the top of the base plate, the first rotating shaft is installed in the first bearing seat, the transverse plate is installed at the top end of the first rotating shaft, the swinging plate is rotatably installed on the left side of the top of the transverse plate, the arc plate is installed on the right side surface of the swinging plate, the second spring is connected between the left side of the bottom of the swinging plate and the, an L-shaped support frame is arranged on the right side of the top of the bottom plate, a support plate is arranged on the upper portion of the right side face in the L-shaped support frame, a placing frame is arranged on the left side face of the support plate, a discharging pipe is connected with the middle of the bottom of the placing frame and is communicated with the inside of the placing frame, a vertical rod is arranged on the left side of the outer bottom of the placing frame, a baffle plate is arranged at the bottom end of the vertical rod, a discharging pipe is arranged on the right side face of the baffle plate and is positioned above the arc-shaped plate, a cross rod is arranged on the lower portion of the right side face in the L-shaped support frame, a driving motor is arranged at the left end of the cross rod, an output shaft of the driving motor is connected with a rotary table through a coupler, a push plate is circumferentially arranged on, the first spring is sleeved on the movable rod, a movable plate is installed at the left end of the movable rod and located between the discharge pipe and the baffle, and a through hole is formed in the right portion of the movable plate.
In a preferred embodiment of the invention, the adjusting device further comprises an adjusting device, the adjusting device comprises a vertical plate, an electric push rod, a first rack, a first sliding rail, a first sliding block, a support rod and a first gear, the vertical plate is installed on the left side of the top of the bottom plate, the vertical plate is located on the right side of the first bearing seat, the electric push rod is horizontally installed on the upper portion of the left side face of the vertical plate, the first rack is installed on a telescopic rod of the electric push rod, the first gear is installed on the lower portion of the first rotating shaft, the first gear is located on the front side of the first rack and meshed with the first rack, the first sliding rail is horizontally installed on the left side of the top of the bottom plate and located on the rear side of the first bearing seat, the first sliding block matched with the first sliding rail is arranged on the first sliding rail, the.
In a preferred embodiment of the invention, the invention further comprises a launching device, the launching device comprises a second slide rail, a second slide block, a second rack, a slide rod, a third slide rail, a third slide block, a connecting rod, a linear motor and a sector gear, the second slide rail is vertically arranged on the right side of the bottom of the transverse plate, the second slide rail is provided with a second slide block matched with the second slide rail, the second slide block is matched with the second slide rail in a sliding way, the right side surface of the second slide block is provided with the second rack, the right side of the bottom of the transverse plate is provided with the connecting rod, the connecting rod is positioned on the right side of the second slide rail, the bottom end of the connecting rod is provided with the linear motor, an output shaft of the linear motor is connected with the sector gear through a coupler, the sector gear is positioned on the right side of the second rack and is meshed with the sector gear, the right side of the transverse, the third slider is in sliding fit with the third slide rail, and the front side face of the third slider is rotatably connected with the top end of the slide bar.
In a preferred embodiment of the present invention, the present invention further comprises a cover plate, a fixing plate, a second rotating shaft and a second bearing seat, the fixing plate is mounted on the upper portion of the outer right side surface of the placing frame, the second rotating shaft is mounted on the right side of the top of the fixing plate, the second bearing seat is mounted on the top end of the second rotating shaft, the cover plate is mounted on the left side surface of the second bearing seat, and the cover plate contacts and cooperates with the top of the.
Initially, the second spring is in a compressed state, firstly, an operator places the device on a table tennis table, then the table tennis is poured into the placement frame, and then one of the table tennis falls into the discharge pipe to be contacted with the movable plate, then the driving motor is started to rotate reversely, the driving motor rotates reversely to drive the rotary disc to rotate reversely, the rotary disc rotates reversely to drive the push plate to rotate reversely, the push plate rotates reversely to be contacted with the contact wheel, the push plate rotates reversely to drive the contact wheel to move left and right under the contact wheel, the contact wheel moves left and right to drive the movable rod to move left and right, the movable rod moves left and right to drive the movable plate to move left and right, when the movable plate moves left, the movable plate moves the through hole to be right below the discharge pipe, and then the table tennis in the discharge pipe falls into the through hole, the baffle can move the table tennis to the, the table tennis drops to in the unloading pipe, the intraductal table tennis of unloading drops to in the arc, can close driving motor, operating personnel can rotate diaphragm to suitable angle through first bearing frame and first pivot, take off the link from the couple again, act as go-between and relax, because of the effect of second spring, the swing board swings the drive arc top left side upper, and then the arc swings launch the table tennis top left side, the sportsman can hit the training to the ball of transmission. After the table tennis ball is launched out, the hanging ring can be pulled to be hung on the hook again, the arc-shaped plate is further pulled to swing towards the lower right to restore to the original position, and the second spring is compressed. Repeating the above steps, the table tennis ball can be continuously shot out for hitting training.
When the table tennis dropped to the arc in, operating personnel can start electric putter, and electric putter's telescopic link is flexible to be driven first rack and is removed, and remove about first rack and drive first gear positive and negative rotation in turn, and first gear positive and negative rotation in turn drives first pivot positive and negative rotation in turn, and first pivot positive and negative rotation in turn drives the positive and negative rotation in turn of diaphragm, when diaphragm positive and negative rotation in turn rotated to suitable angle, can close electric putter, begin to launch the table tennis. Therefore, the table tennis ball can be sent out from different angles to enable the athlete to train.
At first operating personnel breaks away from link and couple, and then on table tennis drops to the arc in, can start the reversal of linear electric motor, the reversal of linear electric motor drives the sector gear reversal, because of the effect of second spring, the sector gear reversal drives the second rack and reciprocates, the second rack reciprocates and drives the slide bar and reciprocate, the slide bar reciprocates and drives the swing plate luffing motion through third slider and third slide rail, the swing plate reciprocates and drives the arc and reciprocate, the arc reciprocates and launches table tennis. When the table tennis ball is launched out, the linear motor can be closed. Therefore, the table tennis ball can be launched without swinging the arc-shaped plate by an operator, and the table tennis ball launching device is convenient and fast.
Firstly, an operator rotates the cover plate to be not in contact with the placing frame, and then the table tennis balls can be poured into the placing frame. When a proper amount of table tennis balls are arranged in the placing frame, the cover plate can be rotated to return to the original position. Therefore, foreign matters can be prevented from falling into the placing frame and mixing with the table tennis.
Compared with the prior art, the invention has the following advantages: the angle of the transverse plate can be adjusted through the action of the first bearing seat and the first rotating shaft, so that the ball serving angle can be adjusted, table tennis players can perform table tennis training at different angles, the ball serving angle can be adjusted manually through the adjusting device, time and labor are saved, and table tennis can be better shot through the shooting device.
Drawings
Fig. 1 is a schematic front view of the present invention.
Wherein the figures include the following reference numerals: 1. a base plate, 2, an L-shaped support frame, 3, a support plate, 4, a placement frame, 5, a suspension ring, 6, a discharge pipe, 7, a vertical rod, 8, a baffle plate, 9, a blanking pipe, 10, a cross rod, 11, a rotary table, 12, a driving motor, 13, a push plate, 14, a connecting rod, 15, a guide sleeve, 16, a movable rod, 17, a contact wheel, 18, a first spring, 19, a movable plate, 20, a through hole, 21, a first bearing seat, 22, a first rotating shaft, 23, a transverse plate, 24, a swing plate, 25, an arc plate, 26, a second spring, 27, a hook, 28, a pull wire, 29, an adjusting device, 291, a vertical plate, 292, an electric push rod, 293, a first rack, 294, a first slide rail, 295, a first slider, 296, a support rod, 297, a first gear, 30, a launching device, 301, a second slide rail, 302, a second slider, 303, a second rack, 304, a guide hole, 305, 306, a third slide rail, 307. the third sliding block 308, the connecting rod 309, the linear motor 3010, the sector gear 31, the cover plate 32, the fixing plate 33, the second rotating shaft 34 and the second bearing seat.
Detailed Description
Although the present invention may be described with respect to particular applications or industries, those skilled in the art will recognize the broader applicability of the invention. Those of ordinary skill in the art will recognize other factors such as: terms such as above, below, upward, downward, and the like are used to describe the accompanying drawings and are not meant to limit the scope of the invention, which is defined by the appended claims. Such as: any numerical designation of first or second, and the like, is merely exemplary and is not intended to limit the scope of the invention in any way.
Example 1
A table tennis serving device for physical training is shown in figure 1 and comprises a bottom plate 1, an L-shaped support frame 2, a support plate 3, a placing frame 4, a hanging ring 5, a discharge pipe 6, a vertical rod 7, a baffle plate 8, a discharge pipe 9, a cross rod 10, a rotary table 11, a driving motor 12, a push plate 13, a connecting rod 14, a guide sleeve 15, a movable rod 16, a contact wheel 17, a first spring 18, a movable plate 19, a first bearing seat 21, a first rotary shaft 22, a transverse plate 23, a swing plate 24, an arc plate 25, a second spring 26, a hook 27 and a pull wire 28, wherein the left side of the top of the bottom plate 1 is provided with the first bearing seat 21, the first bearing seat 21 is internally provided with the first rotary shaft 22, the top end of the first rotary shaft 22 is provided with the transverse plate 23, the left side of the top of the transverse plate 23 is rotatably provided with the swing plate 24, the right side surface of the swing plate 24, the right side of the top of the transverse plate 23 is provided with a hook 27, the right side of the bottom of the swinging plate 24 is connected with a pull wire 28, the tail end of the pull wire 28 is provided with a hanging ring 5, the hanging ring 5 is in contact fit with the hook 27, the right side of the top of the bottom plate 1 is provided with an L-shaped support frame 2, the upper part of the right side surface in the L-shaped support frame 2 is provided with a support plate 3, the left side surface of the support plate 3 is provided with a placing frame 4, the middle of the bottom of the placing frame 4 is connected with a discharge pipe 6, the discharge pipe 6 is communicated with the placing frame 4, the left side of the outer bottom of the placing frame 4 is provided with a vertical rod 7, the bottom end of the vertical rod 7 is provided with a baffle plate 8, the right side surface of the baffle plate 8 is provided with a discharging pipe 9, the lower portion of the outer right side face of the placing frame 4 is provided with a connecting rod 14, the bottom end of the connecting rod 14 is provided with a guide sleeve 15, a movable rod 16 is arranged in the guide sleeve 15, a contact wheel 17 is arranged at the right end of the movable rod 16, the contact wheel 17 is in contact with the turntable 11, a first spring 18 is connected between the right portion of the movable rod 16 and the right side face of the guide sleeve 15, the first spring 18 is sleeved on the movable rod 16, a movable plate 19 is arranged at the left end of the movable rod 16, the movable plate 19 is located between the discharging pipe 6 and the baffle 8, and.
Example 2
A table tennis serving device for physical training is shown in figure 1 and comprises a bottom plate 1, an L-shaped support frame 2, a support plate 3, a placing frame 4, a hanging ring 5, a discharge pipe 6, a vertical rod 7, a baffle plate 8, a discharge pipe 9, a cross rod 10, a rotary table 11, a driving motor 12, a push plate 13, a connecting rod 14, a guide sleeve 15, a movable rod 16, a contact wheel 17, a first spring 18, a movable plate 19, a first bearing seat 21, a first rotary shaft 22, a transverse plate 23, a swing plate 24, an arc plate 25, a second spring 26, a hook 27 and a pull wire 28, wherein the left side of the top of the bottom plate 1 is provided with the first bearing seat 21, the first bearing seat 21 is internally provided with the first rotary shaft 22, the top end of the first rotary shaft 22 is provided with the transverse plate 23, the left side of the top of the transverse plate 23 is rotatably provided with the swing plate 24, the right side surface of the swing plate 24, the right side of the top of the transverse plate 23 is provided with a hook 27, the right side of the bottom of the swinging plate 24 is connected with a pull wire 28, the tail end of the pull wire 28 is provided with a hanging ring 5, the hanging ring 5 is in contact fit with the hook 27, the right side of the top of the bottom plate 1 is provided with an L-shaped support frame 2, the upper part of the right side surface in the L-shaped support frame 2 is provided with a support plate 3, the left side surface of the support plate 3 is provided with a placing frame 4, the middle of the bottom of the placing frame 4 is connected with a discharge pipe 6, the discharge pipe 6 is communicated with the placing frame 4, the left side of the outer bottom of the placing frame 4 is provided with a vertical rod 7, the bottom end of the vertical rod 7 is provided with a baffle plate 8, the right side surface of the baffle plate 8 is provided with a discharging pipe 9, the lower portion of the outer right side face of the placing frame 4 is provided with a connecting rod 14, the bottom end of the connecting rod 14 is provided with a guide sleeve 15, a movable rod 16 is arranged in the guide sleeve 15, a contact wheel 17 is arranged at the right end of the movable rod 16, the contact wheel 17 is in contact with the turntable 11, a first spring 18 is connected between the right portion of the movable rod 16 and the right side face of the guide sleeve 15, the first spring 18 is sleeved on the movable rod 16, a movable plate 19 is arranged at the left end of the movable rod 16, the movable plate 19 is located between the discharging pipe 6 and the baffle 8, and.
Also comprises an adjusting device 29, the adjusting device 29 comprises a vertical plate 291, an electric push rod 292 and a first rack 293, first slide rail 294, first slider 295, branch 296 and first gear 297, bottom plate 1 top left side is installed with riser 291, riser 291 is located first bearing frame 21 right side, electrical putter 292 is installed to riser 291 left side upper portion horizontal installation, install first rack 293 on electrical putter 292's the telescopic link, first gear 297 is installed to first pivot 22 lower part, first gear 297 is located first rack 293 front side and its meshing, bottom plate 1 top left side horizontal installation has first slide rail 294, first slide rail 294 is located first bearing frame 21 rear side, be equipped with on the first slide rail 294 rather than the first slider 295 of complex, first slider 295 and first slide rail 294 sliding fit, branch 296 is installed in the middle of the first 295 slider top, branch 296 is connected with first rack 293 bottom right side.
Example 3
A table tennis serving device for physical training is shown in figure 1 and comprises a bottom plate 1, an L-shaped support frame 2, a support plate 3, a placing frame 4, a hanging ring 5, a discharge pipe 6, a vertical rod 7, a baffle plate 8, a discharge pipe 9, a cross rod 10, a rotary table 11, a driving motor 12, a push plate 13, a connecting rod 14, a guide sleeve 15, a movable rod 16, a contact wheel 17, a first spring 18, a movable plate 19, a first bearing seat 21, a first rotary shaft 22, a transverse plate 23, a swing plate 24, an arc plate 25, a second spring 26, a hook 27 and a pull wire 28, wherein the left side of the top of the bottom plate 1 is provided with the first bearing seat 21, the first bearing seat 21 is internally provided with the first rotary shaft 22, the top end of the first rotary shaft 22 is provided with the transverse plate 23, the left side of the top of the transverse plate 23 is rotatably provided with the swing plate 24, the right side surface of the swing plate 24, the right side of the top of the transverse plate 23 is provided with a hook 27, the right side of the bottom of the swinging plate 24 is connected with a pull wire 28, the tail end of the pull wire 28 is provided with a hanging ring 5, the hanging ring 5 is in contact fit with the hook 27, the right side of the top of the bottom plate 1 is provided with an L-shaped support frame 2, the upper part of the right side surface in the L-shaped support frame 2 is provided with a support plate 3, the left side surface of the support plate 3 is provided with a placing frame 4, the middle of the bottom of the placing frame 4 is connected with a discharge pipe 6, the discharge pipe 6 is communicated with the placing frame 4, the left side of the outer bottom of the placing frame 4 is provided with a vertical rod 7, the bottom end of the vertical rod 7 is provided with a baffle plate 8, the right side surface of the baffle plate 8 is provided with a discharging pipe 9, the lower portion of the outer right side face of the placing frame 4 is provided with a connecting rod 14, the bottom end of the connecting rod 14 is provided with a guide sleeve 15, a movable rod 16 is arranged in the guide sleeve 15, a contact wheel 17 is arranged at the right end of the movable rod 16, the contact wheel 17 is in contact with the turntable 11, a first spring 18 is connected between the right portion of the movable rod 16 and the right side face of the guide sleeve 15, the first spring 18 is sleeved on the movable rod 16, a movable plate 19 is arranged at the left end of the movable rod 16, the movable plate 19 is located between the discharging pipe 6 and the baffle 8, and.
Also comprises an adjusting device 29, the adjusting device 29 comprises a vertical plate 291, an electric push rod 292 and a first rack 293, first slide rail 294, first slider 295, branch 296 and first gear 297, bottom plate 1 top left side is installed with riser 291, riser 291 is located first bearing frame 21 right side, electrical putter 292 is installed to riser 291 left side upper portion horizontal installation, install first rack 293 on electrical putter 292's the telescopic link, first gear 297 is installed to first pivot 22 lower part, first gear 297 is located first rack 293 front side and its meshing, bottom plate 1 top left side horizontal installation has first slide rail 294, first slide rail 294 is located first bearing frame 21 rear side, be equipped with on the first slide rail 294 rather than the first slider 295 of complex, first slider 295 and first slide rail 294 sliding fit, branch 296 is installed in the middle of the first 295 slider top, branch 296 is connected with first rack 293 bottom right side.
The device also comprises a transmitting device 30, the transmitting device 30 comprises a second slide rail 301, a second slide block 302, a second rack 303, a slide bar 305, a third slide rail 306, a third slide block 307, a connecting rod 308, a linear motor 309 and a sector gear 3010, the second slide rail 301 is vertically installed on the right side of the bottom of the transverse plate 23, the second slide rail 301 is provided with the second slide block 302 matched with the second slide rail, the second slide block 302 is in sliding fit with the second slide rail 301, the right side surface of the second slide block 302 is provided with the second rack 303, the right side of the bottom of the transverse plate 23 is provided with the connecting rod 308, the connecting rod 308 is positioned on the right side of the second slide rail 301, the linear motor 309 is installed at the bottom end of the connecting rod 308, the output shaft of the linear motor 309 is connected with the sector gear 3010 through a coupler, the sector gear 3010 is positioned on the right side of the second rack 303, a third slide rail 306 is horizontally arranged at the right side of the bottom of the swing plate 24, a third slide block 307 matched with the third slide rail 306 is arranged on the third slide rail 306, the third slide block 307 is in sliding fit with the third slide rail 306, and the front side surface of the third slide block 307 is rotatably connected with the top end of the slide bar 305.
Example 4
A table tennis serving device for physical training is shown in figure 1 and comprises a bottom plate 1, an L-shaped support frame 2, a support plate 3, a placing frame 4, a hanging ring 5, a discharge pipe 6, a vertical rod 7, a baffle plate 8, a discharge pipe 9, a cross rod 10, a rotary table 11, a driving motor 12, a push plate 13, a connecting rod 14, a guide sleeve 15, a movable rod 16, a contact wheel 17, a first spring 18, a movable plate 19, a first bearing seat 21, a first rotary shaft 22, a transverse plate 23, a swing plate 24, an arc plate 25, a second spring 26, a hook 27 and a pull wire 28, wherein the left side of the top of the bottom plate 1 is provided with the first bearing seat 21, the first bearing seat 21 is internally provided with the first rotary shaft 22, the top end of the first rotary shaft 22 is provided with the transverse plate 23, the left side of the top of the transverse plate 23 is rotatably provided with the swing plate 24, the right side surface of the swing plate 24, the right side of the top of the transverse plate 23 is provided with a hook 27, the right side of the bottom of the swinging plate 24 is connected with a pull wire 28, the tail end of the pull wire 28 is provided with a hanging ring 5, the hanging ring 5 is in contact fit with the hook 27, the right side of the top of the bottom plate 1 is provided with an L-shaped support frame 2, the upper part of the right side surface in the L-shaped support frame 2 is provided with a support plate 3, the left side surface of the support plate 3 is provided with a placing frame 4, the middle of the bottom of the placing frame 4 is connected with a discharge pipe 6, the discharge pipe 6 is communicated with the placing frame 4, the left side of the outer bottom of the placing frame 4 is provided with a vertical rod 7, the bottom end of the vertical rod 7 is provided with a baffle plate 8, the right side surface of the baffle plate 8 is provided with a discharging pipe 9, the lower portion of the outer right side face of the placing frame 4 is provided with a connecting rod 14, the bottom end of the connecting rod 14 is provided with a guide sleeve 15, a movable rod 16 is arranged in the guide sleeve 15, a contact wheel 17 is arranged at the right end of the movable rod 16, the contact wheel 17 is in contact with the turntable 11, a first spring 18 is connected between the right portion of the movable rod 16 and the right side face of the guide sleeve 15, the first spring 18 is sleeved on the movable rod 16, a movable plate 19 is arranged at the left end of the movable rod 16, the movable plate 19 is located between the discharging pipe 6 and the baffle 8, and.
Also comprises an adjusting device 29, the adjusting device 29 comprises a vertical plate 291, an electric push rod 292 and a first rack 293, first slide rail 294, first slider 295, branch 296 and first gear 297, bottom plate 1 top left side is installed with riser 291, riser 291 is located first bearing frame 21 right side, electrical putter 292 is installed to riser 291 left side upper portion horizontal installation, install first rack 293 on electrical putter 292's the telescopic link, first gear 297 is installed to first pivot 22 lower part, first gear 297 is located first rack 293 front side and its meshing, bottom plate 1 top left side horizontal installation has first slide rail 294, first slide rail 294 is located first bearing frame 21 rear side, be equipped with on the first slide rail 294 rather than the first slider 295 of complex, first slider 295 and first slide rail 294 sliding fit, branch 296 is installed in the middle of the first 295 slider top, branch 296 is connected with first rack 293 bottom right side.
The device also comprises a transmitting device 30, the transmitting device 30 comprises a second slide rail 301, a second slide block 302, a second rack 303, a slide bar 305, a third slide rail 306, a third slide block 307, a connecting rod 308, a linear motor 309 and a sector gear 3010, the second slide rail 301 is vertically installed on the right side of the bottom of the transverse plate 23, the second slide rail 301 is provided with the second slide block 302 matched with the second slide rail, the second slide block 302 is in sliding fit with the second slide rail 301, the right side surface of the second slide block 302 is provided with the second rack 303, the right side of the bottom of the transverse plate 23 is provided with the connecting rod 308, the connecting rod 308 is positioned on the right side of the second slide rail 301, the linear motor 309 is installed at the bottom end of the connecting rod 308, the output shaft of the linear motor 309 is connected with the sector gear 3010 through a coupler, the sector gear 3010 is positioned on the right side of the second rack 303, a third slide rail 306 is horizontally arranged at the right side of the bottom of the swing plate 24, a third slide block 307 matched with the third slide rail 306 is arranged on the third slide rail 306, the third slide block 307 is in sliding fit with the third slide rail 306, and the front side surface of the third slide block 307 is rotatably connected with the top end of the slide bar 305.
Still including apron 31, fixed plate 32, second pivot 33 and second bearing frame 34, place frame 4 outer right flank upper portion and install fixed plate 32, second pivot 33 is installed on fixed plate 32 top right side, and second bearing frame 34 is installed on second pivot 33 top, and apron 31 is installed to second bearing frame 34 left surface, and apron 31 contacts rather than the cooperation with placing frame 4 top.
Initially, the second spring 26 is in a compressed state, firstly, an operator places the device on a table tennis table, then pours table tennis balls into the placement frame 4, and then one of the table tennis balls falls into the discharge pipe 6 to contact with the movable plate 19, then the driving motor 12 is started to rotate reversely, the driving motor 12 rotates reversely to drive the rotary table 11 to rotate reversely, the rotary table 11 rotates reversely to drive the push plate 13 to rotate reversely, the push plate 13 rotates reversely to contact with the contact wheel 17, the push plate 13 rotates reversely to drive the contact wheel 17 to move left and right under the action of the first spring 18, the contact wheel 17 moves left and right to drive the movable rod 16 to move left and right, the movable rod 16 moves left and right to drive the movable plate 19 to move left and right, when the movable plate 19 moves left, the movable plate 19 moves the through hole 20 to be under the discharge pipe 6, and then the table tennis ball in the discharge pipe 6 falls, the movable plate 19 drives the table tennis balls to move rightwards through the through holes 20, when the movable plate 19 moves rightwards to the original position, the table tennis balls fall into the discharging pipe 9, the table tennis balls in the discharging pipe 9 fall into the arc-shaped plate 25, the driving motor 12 can be turned off, an operator can rotate the transverse plate 23 to a proper angle through the first bearing seat 21 and the first rotating shaft 22, then the hanging ring 5 is taken down from the hook 27, the pull wire 28 is loosened, the swinging plate 24 swings leftwards and upwards to drive the arc-shaped plate 25 to swing leftwards and upwards under the action of the second spring 26, then the arc-shaped plate 25 swings leftwards and upwards to launch the table tennis balls, and players can hit the launched table tennis balls for training. After the table tennis ball is launched out, the hanging ring 5 can be pulled to be hung on the hook 27 again, the arc-shaped plate 25 is further pulled to swing towards the lower right to restore to the original position, and the second spring 26 is compressed. Repeating the above steps, the table tennis ball can be continuously shot out for hitting training.
When the table tennis dropped to the arc 25 in, operating personnel can start electric putter 292, electric putter 292's telescopic link is flexible to be driven first rack 293 and is removed the side-to-side movement, first rack 293 is removed side-to-side movement and is driven first gear 297 positive and negative rotation in turn, first gear 297 positive and negative rotation in turn drives first pivot 22 positive and negative rotation in turn, first pivot 22 positive and negative rotation in turn drives diaphragm 23 positive and negative rotation in turn, when diaphragm 23 positive and negative rotation in turn to suitable angle, electric putter 292 can be closed, begin to launch the table tennis. Therefore, the table tennis ball can be sent out from different angles to enable the athlete to train.
Firstly, an operator separates the hanging ring 5 from the hook 27, and then when the table tennis ball falls into the arc-shaped plate 25, the linear motor 309 can be started to rotate reversely, the linear motor 309 rotates reversely to drive the sector gear 3010 to rotate reversely, due to the action of the second spring 26, the sector gear 3010 rotates reversely to drive the second rack 303 to move up and down, the second rack 303 moves up and down to drive the sliding rod 305 to move up and down, the sliding rod 305 moves up and down to drive the swing plate 24 to swing up and down through the third sliding block 307 and the third sliding rail 306, the swing plate 24 moves up and down to drive the arc-shaped plate 25 to move up and down, and the. When the table tennis ball is launched, the linear motor 309 can be turned off. Therefore, the table tennis ball can be launched without swinging the arc plate 25 by an operator, and the table tennis ball launching device is convenient and fast.
Firstly, the operator can rotate the cover plate 31 to not contact with the placing frame 4, and then the table tennis ball can be poured into the placing frame 4. When a proper amount of table tennis balls are placed in the placing frame 4, the cover plate 31 can be rotated to return to the original position. Therefore, foreign matters can be prevented from falling into the placing frame 4 and mixing with the table tennis.
While the present invention has been described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. The scope of the following claims is to be accorded the broadest interpretation so as to encompass all such modifications and equivalent structures and functions.
Claims (4)
1. A table tennis serving device for physical training is characterized in that: comprises a bottom plate (1), an L-shaped support frame (2), a support plate (3), a placing frame (4), a hanging ring (5), a discharge pipe (6), a vertical rod (7), a baffle (8), a blanking pipe (9), a horizontal rod (10), a rotary table (11), a driving motor (12), a push plate (13), a connecting rod (14), a guide sleeve (15), a movable rod (16), a contact wheel (17), a first spring (18), a movable plate (19), a first bearing seat (21), a first rotating shaft (22), a transverse plate (23), a swinging plate (24), an arc-shaped plate (25), a second spring (26), a hook (27) and a pull wire (28), wherein the first bearing seat (21) is arranged on the left side of the top of the bottom plate (1), the first rotating shaft (22) is arranged in the first bearing seat (21), the transverse plate (23) is arranged at the top end of the first rotating shaft (22), the swinging plate (, an arc-shaped plate (25) is installed on the right side face of a swing plate (24), a second spring (26) is connected between the left side of the bottom of the swing plate (24) and the middle of the top of a transverse plate (23), a hook (27) is installed on the right side of the top of the transverse plate (23), a pull wire (28) is connected on the right side of the bottom of the swing plate (24), a hanging ring (5) is installed at the tail end of the pull wire (28), the hanging ring (5) is in contact fit with the hook (27), an L-shaped support frame (2) is installed on the right side of the top of a bottom plate (1), a support plate (3) is installed on the upper portion of the right side face in the L-shaped support frame (2), a placement frame (4) is installed on the left side face of the support plate (3), a discharge pipe (6) is connected to the middle of the bottom of the placement frame (4), the discharge pipe (6), the blanking pipe (9) is positioned above the arc-shaped plate (25), the lower part of the right side surface in the L-shaped support frame (2) is provided with a cross rod (10), the left end of the cross rod (10) is provided with a driving motor (12), an output shaft of the driving motor (12) is connected with a rotary table (11) through a coupler, the outer side surface of the rotary table (11) is circumferentially provided with a push plate (13), the lower part of the outer right side surface of the placing frame (4) is provided with a connecting rod (14), the bottom end of the connecting rod (14) is provided with a guide sleeve (15), a movable rod (16) is arranged in the guide sleeve (15), the right end of the movable rod (16) is provided with a contact wheel (17), the contact wheel (17) is contacted with the rotary table (11), a first spring (18) is connected between the right part of the movable rod (16) and the right side surface of the guide sleeve (15), the first spring (18) is sleeved, the right part of the movable plate (19) is provided with a through hole (20).
2. A table tennis serving apparatus for physical training as set forth in claim 1, wherein: the adjustable type electric shock absorber is characterized by further comprising an adjusting device (29), the adjusting device (29) comprises a vertical plate (291), an electric push rod (292), a first rack (293), a first sliding rail (294), a first sliding block (295), a supporting rod (296) and a first gear (297), the vertical plate (291) is installed on the left side of the top of the bottom plate (1), the vertical plate (291) is located on the right side of the first bearing seat (21), the electric push rod (292) is horizontally installed on the upper portion of the left side face of the vertical plate (291), the first rack (293) is installed on a telescopic rod of the electric push rod (292), the first gear (297) is installed on the lower portion of the first rotating shaft (22), the first gear (297) is located on the front side of the first rack (293) and is meshed with the first gear, the first sliding rail (294) is horizontally installed on the left side of the top of the bottom plate (1), the first sliding rail (294) is, the first sliding block (295) is in sliding fit with the first sliding rail (294), a supporting rod (296) is installed in the middle of the top of the first sliding block (295), and the top end of the supporting rod (296) is connected with the right side of the bottom of the first rack (293).
3. A table tennis serving apparatus for physical training as set forth in claim 2, wherein: the device also comprises an emitting device (30), the emitting device (30) comprises a second slide rail (301), a second slide block (302), a second rack (303), a slide bar (305), a third slide rail (306), a third slide block (307), a connecting rod (308), a linear motor (309) and a sector gear (3010), the second slide rail (301) is vertically installed on the right side of the bottom of the transverse plate (23), the second slide rail (301) is provided with the second slide block (302) matched with the second slide rail, the second slide block (302) is in sliding fit with the second slide rail (301), the second rack (303) is installed on the right side surface of the second slide block (302), the connecting rod (308) is installed on the right side of the bottom of the transverse plate (23), the connecting rod (308) is located on the right side of the second slide rail (301), the linear motor (309) is installed at the bottom end of the connecting rod (308), an output shaft of the linear motor (309) is connected with the sector gear (3010), a guide hole (304) is formed in the right side of the transverse plate (23), a sliding rod (305) is arranged in the guide hole (304), the bottom end of the sliding rod (305) is connected with the top end of the second rack (303), a third sliding rail (306) is horizontally arranged on the right side of the bottom of the swinging plate (24), a third sliding block (307) matched with the third sliding rail (306) is arranged on the third sliding rail (306), the third sliding block (307) is in sliding fit with the third sliding rail (306), and the front side face of the third sliding block (307) is rotatably connected with the top end of the sliding rod.
4. A table tennis serving apparatus for physical training as claimed in claim 3, wherein: still including apron (31), fixed plate (32), second pivot (33) and second bearing frame (34), place frame (4) outer right flank upper portion and install fixed plate (32), second pivot (33) are installed on fixed plate (32) top right side, second bearing frame (34) are installed on second pivot (33) top, apron (31) are installed to second bearing frame (34) left surface, apron (31) with place frame (4) top contact rather than the cooperation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810609079.6A CN108854019B (en) | 2018-06-13 | 2018-06-13 | Table tennis serving device for physical exercise |
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| CN201810609079.6A CN108854019B (en) | 2018-06-13 | 2018-06-13 | Table tennis serving device for physical exercise |
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| CN108854019A CN108854019A (en) | 2018-11-23 |
| CN108854019B true CN108854019B (en) | 2020-04-14 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109529301B (en) * | 2018-12-10 | 2020-11-03 | 周晶晶 | Multi-angle service robot is used in table tennis training |
| CN109999465B (en) * | 2019-04-17 | 2020-08-14 | 浙江博拓里尼机械股份有限公司 | Table tennis service robot |
| CN110227248B (en) * | 2019-06-19 | 2021-08-24 | 义乌市坤玥玩具有限公司 | Football emitter |
| CN111632360B (en) * | 2020-06-12 | 2021-12-07 | 台州玖屹科技有限公司 | Device based on serve simulation training and steerable speed of serving |
| CN114225362B (en) * | 2022-02-08 | 2023-01-24 | 无锡商业职业技术学院 | Table tennis serving device for physical training |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN205964943U (en) * | 2016-08-17 | 2017-02-22 | 阎年泽 | Table tennis servicing machine |
| CN106621276A (en) * | 2017-01-10 | 2017-05-10 | 郝卓璇 | Table tennis ejector |
| CN206508505U (en) * | 2017-02-22 | 2017-09-22 | 三门峡职业技术学院 | A kind of table tennis automatic ball-sending device |
| CN107261461A (en) * | 2017-06-22 | 2017-10-20 | 济南富安机械设计有限公司 | A kind of manual table tennis emitter |
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