CN117647456A - Multi-mode adjusting type impact-resistant testing device for tennis training wall - Google Patents
Multi-mode adjusting type impact-resistant testing device for tennis training wall Download PDFInfo
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- CN117647456A CN117647456A CN202410123573.7A CN202410123573A CN117647456A CN 117647456 A CN117647456 A CN 117647456A CN 202410123573 A CN202410123573 A CN 202410123573A CN 117647456 A CN117647456 A CN 117647456A
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- 239000000725 suspension Substances 0.000 claims abstract description 33
- 238000009863 impact test Methods 0.000 claims abstract description 5
- 238000009434 installation Methods 0.000 claims description 19
- 238000004804 winding Methods 0.000 claims description 15
- 238000010586 diagram Methods 0.000 description 2
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Abstract
The invention discloses a multimode-adjusting impact-resistant testing device of a tennis training wall, which relates to the technical field of exercise auxiliary training, and comprises an impact bearing rack, a pressing side force mechanism, a rotating shaft assembly, an impact executing part, an impact clamping rod mechanism, a mounting seat and a rope suspension part, wherein the mounting seat can move along the axis direction of the rotating shaft assembly; the rope suspension component is arranged at the bottom of the mounting seat, and the impact execution part is arranged at the bottom of the rope suspension component; the impact clamping rod mechanism comprises a switching adjusting assembly and two clamping supporting rods, wherein the bottom of the top of each clamping supporting rod can clamp an impact executing part, and the switching adjusting assembly is used for driving the two clamping supporting rods to synchronously rotate around the joint of the rope hanging part. The invention has simple structure, can realize two different impact modes and a plurality of different impact forces to form multi-mode impact, is convenient for multi-mode impact test of the tennis training wall, improves the test accuracy and has stronger practicability.
Description
Technical Field
The invention relates to the technical field of exercise assisting training, in particular to a multimode adjusting type impact resistance testing device for a tennis training wall.
Background
Tennis is a sports item suitable for both the young and the old, and is more and more popular with people in China. However, at present, due to the limitation of the field, the development of tennis is hindered, especially in universities or various sports centers, the limitation of the field becomes the biggest impediment factor for restricting the development of tennis, and for this reason, tennis walls are presented to alleviate the limitation of the field.
The tennis training wall is used for assisting in training and specialized tennis training, and impact resistance test is required to be carried out on the tennis training wall so as to adapt to the strength of the specialized tennis training. The conventional impact resistance test mode of the tennis training wall is as follows: the tennis ball is directly sent out in a specific mode through the tennis ball service device, the tennis ball directly impacts the tennis ball training wall, and the force measuring device is arranged on the back of the tennis ball training wall so as to realize impact resistance test on the tennis ball training wall; however, the tennis ball in the test mode is contacted with the tennis training wall in a curve downward mode, so that the test mode is relatively single, and the test result cannot be accurately obtained.
Disclosure of Invention
The invention aims to provide a multimode adjusting type impact resistance testing device for a tennis training wall, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the multi-mode adjusting type impact-resistant testing device for the tennis training wall comprises an impact bearing rack, a pressing side force mechanism, a rotating shaft assembly and an impact executing part, wherein the impact bearing rack is used for installing a training wall body, an installation top frame is arranged at the top of the impact bearing rack, the pressing side force mechanism is arranged on the impact bearing rack, the pressing side force mechanism clamps the training wall body in a pressing mode from the back of the training wall body, and the rotating shaft assembly is arranged on the installation top frame in a sliding mode in a direction away from or close to the training wall body; the device also comprises an impact clamping rod mechanism, an installation seat and a rope suspension part, wherein the installation seat is arranged on the rotating shaft assembly and can move along the axial direction of the rotating shaft assembly; the rope suspension component is arranged at the bottom of the mounting seat, and the impact execution part is arranged at the bottom of the rope suspension component; the impact clamping rod mechanism comprises a switching adjusting assembly and two clamping supporting rods, wherein the two clamping supporting rods are respectively arranged at two sides of the rope suspension component in a symmetrical mode, the top of each clamping supporting rod is rotationally connected with the side part of the rope suspension component, the bottom of the top of each clamping supporting rod can clamp an impact executing part, and the switching adjusting assembly is arranged on the rope suspension component and used for driving the two clamping supporting rods to synchronously rotate around the joint of the rope suspension component and the two clamping supporting rods in opposite rotation directions.
Based on the technical scheme, the invention also provides the following optional technical schemes:
in one alternative: the rope suspension part comprises a lower box body, a winding and unwinding machine and a traction rope, wherein the lower box body is arranged at the bottom of the mounting seat, a winding wheel is arranged in the lower box body, the winding and unwinding machine is arranged on the outer wall of the lower box body, the output end of the winding and unwinding machine is connected with the winding wheel, one end of the traction rope is wound on the winding wheel, and the other end of the traction rope extends out of the lower box body and is connected with the impact execution part.
In one alternative: the rope hangs portion bottom and has the rack, the centre gripping support arm pole includes telescopic link, draw-in groove portion and dwang seat, the dwang seat is fixed in the lateral part of rack and telescopic link top and dwang seat rotation are connected, and the telescopic link top still is connected with switching adjustment subassembly, switching adjustment subassembly can order about the telescopic link to revolute and rotate the dwang seat, draw-in groove portion is established in telescopic link and draw-in groove portion can block the lateral part at impact execution portion.
In one alternative: the switching adjusting assembly comprises a switching screw rod piece, a switching motor and two switching connecting rods, wherein a side extending column is arranged at the top of the telescopic rod, the switching screw rod piece is rotationally arranged on the rack, a switching screw portion in spiral fit with the switching screw rod piece is arranged on the switching screw rod piece, the two side portions of the switching screw portion are respectively provided with the switching connecting rods, the end portions, far away from the switching screw portion, of the switching connecting rods are rotationally connected with the side extending column, and the switching motor with an output end connected with one end portion of the switching screw rod piece is further arranged on the rack.
In one alternative: the impact execution part comprises a fixed block and an impact ball body, the fixed block is arranged at the bottom of the rope suspension part, the impact ball body is arranged on the outer wall of the fixed block facing the training wall body, clamping bodies are arranged on two sides of the fixed block, two clamping bodies can be clamped with two clamping groove parts, and the fixed block is of a hollow structure.
In one alternative: the rotary shaft assembly comprises a slide shaft and two slide bearing seats, the two slide bearing seats are slidably arranged on an installation top frame, two ends of the slide shaft are respectively connected with the two slide bearing seats in a rotating mode, an impact power motor connected with the end portion of the slide shaft is arranged on the side portion of the slide bearing seat, the installation seat is slidably arranged on the slide shaft, a horizontal transverse adjusting assembly and at least one far-near adjusting cylinder are further arranged on the installation top frame, one end of each far-near adjusting cylinder is connected with one of the slide bearing seats, the horizontal transverse adjusting assembly is arranged at the joint of the installation top frame and the impact bearing rack and is connected with the installation seat, and the horizontal transverse adjusting assembly is used for adjusting the position of the installation seat on the slide shaft.
In one alternative: the installation seat is of a disc structure, arc-shaped grooves taking the center of the installation seat as the center of a circle are formed in two end faces of the installation seat, the horizontal transverse adjusting assembly comprises a horizontal adjusting screw rod, horizontal adjusting screw sleeves and a horizontal adjusting motor, two ends of the horizontal adjusting screw rod are rotatably arranged on an installation top frame, the axis of the horizontal adjusting screw rod is parallel to the axis direction of a sliding rod shaft, the output end of the horizontal adjusting motor is connected with the horizontal adjusting screw rod, the horizontal adjusting screw sleeves are sleeved on the horizontal adjusting screw rod in a spiral mode, two adjusting push rods are arranged on the horizontal adjusting screw sleeves and extend to two sides of the installation seat respectively, movable sliding sleeves sliding on the horizontal adjusting push rods are arranged on the horizontal adjusting push rods, and connecting columns are arranged on the side parts of the movable sliding sleeves and extend into the corresponding arc-shaped grooves.
In one alternative: the device comprises an impact bearing rack, a pressing side force mechanism, a pressing plate and a hand wheel part, wherein the impact bearing rack is provided with an installation slideway used for clamping a training wall body, the pressing side force mechanism comprises a pressing rack body, pressing wire rods and two pressing support arms, two ends of the pressing rack body are fixedly connected with the impact bearing rack, the pressing wire rods rotate the training wall body which is arranged in the middle of the pressing rack body and is vertical to the axis direction of the pressing rack body, the two pressing support arms are respectively rotated and arranged on the upper side and the lower side of the pressing rack body, the end part of the pressing support arms, which is far away from the pressing rack body, is provided with the pressing plate, the pressing plate is provided with a force measuring device, the pressing wire rods are provided with pressing screw sleeves in spiral fit with the pressing wire rods, two pressing support arms are provided with movable connecting sleeves hinged with the pressing wire rods, the two ends of the T-shaped connecting rods are fixedly connected with the pressing support arms, and the end parts of the pressing screw rods, which are far away from the training wall body, of the hand wheel part is arranged on the pressing support arms.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the impact executing part can impact the front end surface of the training wall body in a reciprocating manner in a manner of gradually attenuating impact, so that the training wall body can bear multiple impacts in a short time, and the fatigue impact resistance of the training wall body can be tested.
2. In the invention, the impact executing part generates impact with the training wall body 300 in the clamping state of the two clamping cantilever rods, the impact is single impact, and the impact size is determined by the rotating speed of the rotating shaft assembly, so that the limit of the training wall body bearing the impact force is tested.
3. The invention has simple structure, can realize two different impact modes and a plurality of different impact forces to form multi-mode impact, is convenient for multi-mode impact test of the tennis training wall, improves the test accuracy and has stronger practicability.
Drawings
FIG. 1 is a schematic diagram of the front axle side structure of the testing device according to an embodiment of the present invention.
FIG. 2 is a schematic diagram of a rear axle side structure of the testing device according to an embodiment of the present invention.
Fig. 3 is a schematic view of an impact actuator mounting structure in one embodiment of the present invention.
Fig. 4 is an enlarged schematic view of the structure at A0 in fig. 3.
Fig. 5 is a schematic structural view of a pressing side force mechanism according to an embodiment of the present invention.
Reference numerals annotate: the impact-receiving stand 100, the mounting top frame 110, the mounting slide 120, the pressing side force mechanism 200, the pressing frame body 210, the pressing arm 220, the pressing plate 230, the force gauge 240, the pressing wire rod 250, the pressing screw 260, the T-shaped link 270, the movable connecting sleeve 280, the training wall body 300, the rotation shaft assembly 400, the slide bar shaft 410, the sliding bearing seat 420, the impact power motor 430, the impact executing part 500, the fixing block 510, the impact ball 520, the clamping body 530, the impact clamping bar mechanism 600, the telescopic bar 610, the clamping groove part 620, the rotation bar seat 630, the switching wire rod 640, the switching motor 650, the switching screw part 660, the switching link 670, the side extension column 680, the mounting seat 700, the arc-shaped groove 710, the lower box 720, the winding and unwinding motor 730, the traction rope 740, the horizontal transverse adjusting assembly 800, the horizontal adjusting screw 810, the horizontal adjusting screw 820, the adjusting push bar 830, the movable sliding sleeve 840, the horizontal adjusting motor 850, the far and near adjusting cylinder 900.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings and examples; in the drawings or description, similar or identical parts are provided with the same reference numerals, and in practical applications, the shape, thickness or height of each part may be enlarged or reduced. The examples set forth herein are intended to be illustrative of the invention and are not intended to limit the scope of the invention. Any obvious modifications or alterations to the invention, as would be apparent, are made without departing from the spirit and scope of the present invention.
In one embodiment, as shown in fig. 1 to 3, a multimode adjusting type impact-resistant testing device for tennis training wall comprises an impact-bearing rack 100, a pressing side force mechanism 200, a rotating shaft assembly 400 and an impact executing part 500, wherein the impact-bearing rack 100 is used for installing a training wall body 300, the top of the impact-bearing rack 100 is provided with an installing top frame 110, the pressing side force mechanism 200 is arranged on the impact-bearing rack 100, the pressing side force mechanism 200 clamps the training wall body 300 in a pressing manner from the back of the training wall body 300, and the rotating shaft assembly 400 is arranged on the installing top frame 110 in a sliding manner in a direction away from or approaching the training wall body 300; the device further comprises an impact clamping rod mechanism 600, a mounting seat 700 and a rope suspension component, wherein the mounting seat 700 is arranged on the rotating shaft assembly 400 and can move along the axial direction of the rotating shaft assembly 400; the rope suspension member is at the bottom of the mount 700 and the impact actuator 500 is provided at the bottom of the rope suspension member; the impact clamping lever mechanism 600 comprises a switching adjusting assembly and two clamping supporting levers, wherein the two clamping supporting levers are respectively arranged at two sides of the rope suspension component in a symmetrical mode, the top of each clamping supporting lever is rotationally connected with the side part of the rope suspension component, the bottom of the top of each clamping supporting lever can clamp the impact executing part 500, and the switching adjusting assembly is arranged on the rope suspension component and used for driving the two clamping supporting levers to synchronously rotate around the joint of the rope suspension component and the two clamping supporting levers to rotate in opposite directions.
In the embodiment of the present invention, the training wall body 300 is installed on the impact bearing stand 100 in a vertical standing manner, and the pressing side force mechanism 200 is pressed against the back of the training wall body 300, and the impact borne by the training wall body 300 is detected; in the initial state, the impact executing part 500 and the two clamping arm rods are in a vertical state, the bottoms of the two clamping arm rods clamp the impact executing part 500, the rotating shaft assembly 400 drives the mounting seat 700 to rotate, and the mounting seat 700 drives the clamping arm rods and the rope suspension component to rotate upwards around the axis of the rotating shaft assembly 400; so that the impact actuator 500 can be rotated to a certain height; at this time, the impact actuator 500 can impact the front end surface of the training wall body 300 in two ways; one way is: the switching adjustment assembly drives the two clamping arm rods to rotate and the two clamping arm rods release the impact execution part 500, the impact execution part 500 rotates around the top of the rope suspension part under the limit of gravity and the rope suspension part, the impact execution part 500 can strike on the front end surface of the training wall body 300, and the impact execution part 500 can reciprocally impact on the front end surface of the training wall body 300 in a manner of gradually attenuating impact due to reverse acting force; another way is: the rotation shaft assembly 400 drives the mounting seat 700 to rotate reversely and the clamping arm rods rotate reversely along with the mounting seat 700, so that the impact executing part 500 generates impact with the training wall body 300 in the clamping state of the two clamping arm rods, and the impact is determined by the rotation speed of the mounting seat 700 and is single impact; therefore, two different impact modes and a plurality of different impact forces form multi-mode impact, so that the multi-mode impact test of the tennis training wall is facilitated, and the test accuracy is improved.
In one embodiment, as shown in fig. 1 to 3, the rope hanging part includes a lower case 720, a reel-up machine 730 and a traction rope 740, the lower case 720 is provided at the bottom of the mounting base 700, a reel is provided inside the lower case 720, the reel-up machine 730 is provided on the outer wall of the lower case 720, the output end of the reel-up machine 730 is connected with the reel, one end of the traction rope 740 is wound on the reel, and the other end of the traction rope 740 extends out of the lower case 720 and is connected with the impact executing part 500; in the embodiment of the present invention, the lower case 720 drives the winding wheel to rotate and the winding wheel adjusts the height of the impact actuator 500 in the vertical state by winding and unwinding the traction rope 740.
In one embodiment, as shown in fig. 1 to 4, the bottom of the rope suspension portion has a rack, the clamping arm rod includes a telescopic rod 610, a clamping groove portion 620 and a rotating rod seat 630, the rotating rod seat 630 is fixed at a side portion of the rack, the top of the telescopic rod 610 is rotationally connected with the rotating rod seat 630, the top of the telescopic rod 610 is further connected with a switching adjustment assembly, the switching adjustment assembly can drive the telescopic rod 610 to rotate around the rotating rod seat 630, the clamping groove portion 620 is arranged at the telescopic rod 610, and the clamping groove portion 620 can be clamped at a side portion of the impact execution portion 500; in the embodiment of the present invention, the switching adjustment assembly drives the two telescopic rods 610 to rotate synchronously and the rotation directions of the two telescopic rods 610 are opposite, so that the two clamping groove portions 620 can be far away from or near the impact execution portion 500, thereby realizing clamping and loosening of the impact execution portion 500; and the extension and retraction of the extension and retraction lever 610 can be adapted to the height position of the impact actuator 500.
In one embodiment, as shown in fig. 1-4, the switching adjustment assembly includes a switching wire rod member 640, a switching motor 650 and two switching connecting rods 670, a side extension column 680 is disposed at the top of the telescopic rod 610, the switching wire rod member 640 is rotatably disposed on a rack, a switching screw portion 660 in screw fit with the switching wire rod member 640 is disposed on the switching wire rod member 640, the switching connecting rods 670 are disposed on two side portions of the switching screw portion 660, an end portion of the switching connecting rod 670 away from the switching screw portion 660 is rotatably connected with the side extension column 680, and a switching motor 650 with an output end connected with one end portion of the switching wire rod member 640 is further disposed on the rack; in the embodiment of the present invention, the switching motor 650 drives the switching wire rod member 640 to rotate, the switching wire rod member 640 drives the switching screw portion 660 to move along the axial direction of the switching wire rod member 640 through the screw cooperation with the switching screw portion 660, and the moving switching screw portion 660 pushes and pulls the two side extension posts 680 through the two switching links 670, respectively, so that the two telescopic rods 610 rotate synchronously and in opposite directions.
In one embodiment, as shown in fig. 1 to 4, the impact executing portion 500 includes a fixing block 510 and an impact ball 520, the fixing block 510 is disposed at the bottom of the rope suspension portion, the impact ball 520 is disposed on the outer wall of the fixing block 510 facing the training wall body 300, two sides of the fixing block 510 are provided with clamping bodies 530, the two clamping bodies 530 can be clamped with the two clamping groove portions 620, and the fixing block 510 is of a hollow structure; in the embodiment of the present invention, the weight of the whole impact executing portion 500 can be adjusted by increasing or decreasing the weight in the fixing block 510 with a hollow structure, so as to adjust the impact force, and the impact ball 520 is identical to the tennis ball in size, so as to simulate the tennis ball impact training wall body 300.
In one embodiment, as shown in fig. 1-3, the rotating shaft assembly 400 includes a sliding shaft 410 and two sliding bearing seats 420, the two sliding bearing seats 420 are slidably disposed on the mounting top frame 110, two ends of the sliding shaft 410 are respectively rotatably connected with the two sliding bearing seats 420, an impact power motor 430 connected with an end of the sliding shaft 410 is disposed on a side portion of the sliding bearing seat 420, the mounting seat 700 is slidably disposed on the sliding shaft 410, a horizontal transverse adjusting assembly 800 and at least one far and near adjusting cylinder 900 are further disposed on the mounting top frame 110, one end of the far and near adjusting cylinder 900 is connected with one of the sliding bearing seats 420, the horizontal transverse adjusting assembly 800 is disposed at a connection portion of the mounting top frame 110 and the impact bearing frame 100, and the horizontal transverse adjusting assembly 800 is connected with the mounting seat 700, and the horizontal transverse adjusting assembly 800 is used for adjusting a position of the mounting seat 700 on the sliding shaft 410. In the embodiment of the present invention, the impact motor 430 drives the sliding rod shaft 410 to rotate, and the sliding rod shaft 410 drives the mounting seat 700 to rotate, so that the impact executing part 500 rotates to a certain height, so as to impact the training wall body 300; the distance adjusting cylinder 900 adjusts the position of the sliding bearing seat 420 on the mounting top frame 110 in a telescopic manner, so as to adjust the distance between the impact executing part 500 and the training wall body 300, and when the impact executing part 500 rotates to the front side of the training wall body 300, the impact direction between the impact executing part 500 and the training wall body 300 is changed; the horizontal transverse adjustment assembly 800 drives the mounting base 700 to position on the slide bar shaft 410, thereby adjusting the position of the impact actuator 500 relative to the training wall body 300, and thus adjusting the position of the training wall body 300 that is subjected to the impact.
In one embodiment, as shown in fig. 1-4, the mounting seat 700 is in a disc structure, two end faces of the mounting seat 700 are respectively provided with an arc-shaped groove 710 taking the center of the mounting seat 700 as the center of a circle, the horizontal transverse adjusting assembly 800 comprises a horizontal adjusting screw rod 810, a horizontal adjusting screw sleeve 820 and a horizontal adjusting motor 850, two ends of the horizontal adjusting screw rod 810 are rotatably arranged on the mounting top frame 110, the axis of the horizontal adjusting screw rod 810 is parallel to the axis direction of the sliding rod shaft 410, the output end of the horizontal adjusting motor 850 is connected with the horizontal adjusting screw rod 810, the horizontal adjusting screw sleeve 820 is sleeved on the horizontal adjusting screw rod 810 in a spiral manner, two adjusting pushing rods 830 are arranged on the horizontal adjusting screw sleeve 820 and extend to two sides of the mounting seat 700 respectively, a movable sliding sleeve 840 sliding on each adjusting pushing rod 830 is arranged, a connecting column is arranged on the side of the movable sliding sleeve 840, and the connecting column extends into the corresponding arc-shaped groove 710. In the embodiment of the present invention, the horizontal adjusting motor 850 drives the horizontal adjusting screw 810 to rotate, and the rotating horizontal adjusting screw 810 drives the horizontal adjusting screw sleeve 820 to axially move, the moving horizontal adjusting screw sleeve 820 drives the two adjusting pushing rods 830 to move, and the two adjusting pushing rods 830 drive the mounting seat 700 to move on the slide bar shaft 410, so as to adjust the position of the impact executing part 500 on the horizontal; and the movable sliding sleeve 840 slides on the adjusting push rod 830, so that the movement of the mounting seat 700 on the mounting top frame 110 is not limited, the connecting column extends into the arc-shaped groove 710 and the arc-shaped groove 710 can rotate relative to the connecting column.
In one embodiment, as shown in fig. 1 to 5, the impact bearing rack 100 is provided with an installation slideway 120 for clamping the training wall body 300, the pressing force measuring mechanism 200 includes a pressing rack body 210, a pressing wire rod 250 and two pressing support arms 220, two ends of the pressing rack body 210 are fixedly connected with the impact bearing rack 100, the pressing wire rod 250 rotates the training wall body 300 which is arranged in the middle of the pressing rack body 210 and is in an upright state in the axial direction of the pressing rack body 210, the two pressing support arms 220 are respectively rotated on the upper side and the lower side of the pressing rack body 210, the end parts of the pressing support arms 220 far away from the pressing rack body 210 are provided with pressing plates 230, the pressing plates 230 are provided with force measuring devices 240, the pressing wire rod 250 is provided with pressing screw sleeves 260 in screw fit with the pressing support arms, a T-shaped connecting rod 270 is arranged between the two pressing support arms 220, two end parts of the T-shaped connecting rod 270 are respectively provided with movable connecting sleeves 280 hinged with the pressing sleeves, the movable connecting sleeves 280 are respectively arranged on the pressing support arms 220, the side parts 270 and the end parts of the pressing support arms 250 far away from the hand wheel 300 are fixedly connected with the pressing wall body 250; in the embodiment of the present invention, the tightening screw member 250 can be driven to rotate by screwing the hand wheel portion, the rotating tightening screw member 250 drives the tightening screw sleeve 260 to axially move along the tightening screw member 250, the moving tightening screw member 250 enables the two tightening support arms 220 to rotate around the connection with the tightening frame 210 respectively through the T-shaped connecting rod 270, and the tightening plate 230 can further tighten the back of the training wall body 300, so that the training wall body 300 is fixed at the inner side of the mounting slideway 120, and meanwhile, the tightening screw member 250 can detect the impact force of the impact on the training wall body 300.
The foregoing is merely specific embodiments of the disclosure, but the protection scope of the disclosure is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the disclosure, and it is intended to cover the scope of the disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.
Claims (8)
1. The multi-mode adjusting type impact resistance testing device for the tennis training wall comprises an impact bearing rack, a pressing side force mechanism, a rotating shaft assembly and an impact executing part, wherein the impact bearing rack is used for installing a training wall body, and an installation top frame is arranged at the top of the impact bearing rack;
the device also comprises an impact clamping rod mechanism, a mounting seat and a rope suspension component;
the mounting seat is arranged on the rotating shaft assembly and can move along the axis direction of the rotating shaft assembly; the rope suspension component is arranged at the bottom of the mounting seat, and the impact execution part is arranged at the bottom of the rope suspension component;
the impact clamping rod mechanism comprises a switching adjusting assembly and two clamping cantilever rods;
the two clamping cantilever rods are respectively arranged at two sides of the rope suspension component in a symmetrical mode, and the top of each clamping cantilever rod is rotationally connected with the side part of the rope suspension component;
the bottom of the top of the clamping cantilever rod can clamp the impact executing part;
the switching adjusting assembly is arranged on the rope suspension component and is used for driving the two clamping cantilever rods to synchronously rotate around the joint of the rope suspension component, and the rotation directions of the two clamping cantilever rods are opposite.
2. The multi-mode adjustable impact test device for tennis training wall according to claim 1 wherein said rope suspension comprises a lower case, a wind-off motor and a pull rope;
the lower box body is arranged at the bottom of the mounting seat, a winding wheel is arranged in the lower box body, the winding and unwinding machine is arranged on the outer wall of the lower box body, and the output end of the winding and unwinding machine is connected with the winding wheel;
one end of the traction rope is wound on the winding wheel, and the other end of the traction rope extends out of the lower box body and is connected with the impact execution part.
3. The multi-mode adjusting impact resistance testing device of tennis training wall according to claim 2 wherein the rope suspension portion bottom has a stand, the grip arm lever comprises a telescoping lever, a clamping groove portion and a rotating lever seat;
the rotating rod seat is fixed on the side part of the rack, the top of the telescopic rod is rotationally connected with the rotating rod seat, and the top of the telescopic rod is also connected with the switching and adjusting assembly;
the switching adjusting assembly can drive the telescopic rod to rotate around the rotary rod seat, and the clamping groove part is arranged on the telescopic rod and can be clamped on the side part of the impact executing part.
4. A multi-mode adjustment impact resistance testing device for tennis training wall according to claim 3 wherein said switch adjustment assembly comprises a switch wire rod, a switch motor and two switch links;
the top of the telescopic rod is provided with a side extension column, the switching screw rod piece is rotatably arranged on the rack, and the switching screw piece is provided with a switching screw part in screw fit with the switching screw piece;
the two sides of the switching screw part are respectively provided with a switching connecting rod, the end part of the switching connecting rod, which is far away from the switching screw part, is rotationally connected with the side extension column, and the bench is also provided with a switching motor, the output end of which is connected with one end part of the switching screw rod piece.
5. The multi-mode adjusting impact-resistant testing device for tennis training wall according to claim 3, wherein the impact executing part comprises a fixing block and an impact ball, the fixing block is arranged at the bottom of the rope hanging part, the impact ball is arranged on the outer wall of the fixing block facing the training wall body, clamping bodies are arranged on two sides of the fixing block, the two clamping bodies can be clamped with the two clamping groove parts, and the fixing block is of a hollow structure.
6. The multi-mode adjustable impact test device for tennis training wall according to claim 1 wherein the swivel axis assembly comprises a slide bar shaft and two slide bearing blocks;
the two sliding bearing seats are arranged on the mounting top frame in a sliding way, two ends of the sliding rod shaft are respectively connected with the two sliding bearing seats in a rotating way, the side parts of the sliding bearing seats are provided with impact power motors connected with the shaft ends of the sliding rod, and the mounting seats are arranged on the sliding rod shaft in a sliding way;
the installation top frame is also provided with a horizontal transverse adjusting component and at least one far and near adjusting cylinder, and one end of the far and near adjusting cylinder is connected with one of the sliding bearing seats;
the horizontal transverse adjusting assembly is arranged at the joint of the mounting top frame and the impact bearing rack and is connected with the mounting seat, and the horizontal transverse adjusting assembly is used for adjusting the position of the mounting seat on the sliding rod shaft.
7. The multi-mode adjusting impact resistance testing device of the tennis training wall according to claim 6, wherein the mounting seat is of a disc type structure, and both end surfaces of the mounting seat are provided with arc-shaped grooves taking the center of the mounting seat as the center of a circle;
the horizontal transverse adjusting assembly comprises a horizontal adjusting screw rod, a horizontal adjusting screw sleeve and a horizontal adjusting motor;
the two ends of the horizontal adjusting screw rod are rotatably arranged on the mounting top frame, the axis of the horizontal adjusting screw rod is parallel to the axis direction of the sliding rod shaft, and the output end of the horizontal adjusting motor is connected with the horizontal adjusting screw rod;
the horizontal adjusting screw sleeve is sleeved on the horizontal adjusting screw rod in a spiral mode, two adjusting pushing rods are arranged on the horizontal adjusting screw sleeve and extend to two sides of the mounting seat respectively, a movable sliding sleeve sliding on each adjusting pushing rod is arranged on each adjusting pushing rod, and connecting columns are arranged on the side parts of the movable sliding sleeve and extend into corresponding arc-shaped grooves.
8. The multi-mode adjusting impact-resistant testing device for tennis training wall according to claim 1, wherein the impact-bearing rack is provided with a mounting slideway for clamping the training wall body;
the pressing side force mechanism comprises a pressing frame body, a pressing wire rod piece and two pressing support arms;
the two ends of the propping frame body are fixedly connected with the impact bearing rack, and the propping screw rod piece is rotatably arranged in the middle of the propping frame body and the propping frame body is vertical to the training wall body in an upright state in the axial direction;
the two propping support arms are respectively and rotatably arranged on the upper side and the lower side of the propping frame body, the end part of the propping support arm, which is far away from the propping frame body, is provided with a propping plate, the propping plate is provided with a force measuring device, and the propping wire rod piece is provided with a propping screw sleeve which is in spiral fit with the propping wire rod piece;
a T-shaped connecting rod is arranged between the two propping supporting arms, two ends of the T-shaped connecting rod are respectively provided with a movable connecting sleeve hinged with the T-shaped connecting rod, the movable connecting sleeve is sleeved on the propping supporting arms in a sliding manner, the T-shaped connecting rod is fixedly connected with the side parts of the propping screw sleeve, and the end part, far away from the training wall body, of the propping screw rod piece is provided with a hand wheel part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410123573.7A CN117647456B (en) | 2024-01-30 | 2024-01-30 | Multi-mode adjusting type impact-resistant testing device for tennis training wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410123573.7A CN117647456B (en) | 2024-01-30 | 2024-01-30 | Multi-mode adjusting type impact-resistant testing device for tennis training wall |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117647456A true CN117647456A (en) | 2024-03-05 |
| CN117647456B CN117647456B (en) | 2024-04-30 |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201145635Y (en) * | 2007-12-20 | 2008-11-05 | 比亚迪股份有限公司 | Chair headrest impact experimental bench |
| CN205340054U (en) * | 2016-01-12 | 2016-06-29 | 咸阳师范学院 | Novel multi -functional badminton training device |
| CN106018133A (en) * | 2016-06-28 | 2016-10-12 | 芜湖鸣人热能设备有限公司 | Steel plate surface impact test device for boiler |
| JP2019184487A (en) * | 2018-04-13 | 2019-10-24 | トヨタホーム株式会社 | Shock test method of eaves |
| CN113350767A (en) * | 2021-07-20 | 2021-09-07 | 赣南医学院 | Portable movable tennis training wall |
| CN215985091U (en) * | 2021-07-01 | 2022-03-08 | 江苏中正检测股份有限公司 | Indoor impact resistance testing device for tennis training wall |
| CN115597812A (en) * | 2022-10-20 | 2023-01-13 | 太原理工大学（Cn） | Pendulum falling impact test system and method |
| CN116173480A (en) * | 2023-03-15 | 2023-05-30 | 牡丹江师范学院 | Tennis player is with tennis trainer who has training response function |
| CN117018579A (en) * | 2023-08-21 | 2023-11-10 | 平顶山学院 | Training device convenient for tennis striking |
-
2024
- 2024-01-30 CN CN202410123573.7A patent/CN117647456B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201145635Y (en) * | 2007-12-20 | 2008-11-05 | 比亚迪股份有限公司 | Chair headrest impact experimental bench |
| CN205340054U (en) * | 2016-01-12 | 2016-06-29 | 咸阳师范学院 | Novel multi -functional badminton training device |
| CN106018133A (en) * | 2016-06-28 | 2016-10-12 | 芜湖鸣人热能设备有限公司 | Steel plate surface impact test device for boiler |
| JP2019184487A (en) * | 2018-04-13 | 2019-10-24 | トヨタホーム株式会社 | Shock test method of eaves |
| CN215985091U (en) * | 2021-07-01 | 2022-03-08 | 江苏中正检测股份有限公司 | Indoor impact resistance testing device for tennis training wall |
| CN113350767A (en) * | 2021-07-20 | 2021-09-07 | 赣南医学院 | Portable movable tennis training wall |
| CN115597812A (en) * | 2022-10-20 | 2023-01-13 | 太原理工大学（Cn） | Pendulum falling impact test system and method |
| CN116173480A (en) * | 2023-03-15 | 2023-05-30 | 牡丹江师范学院 | Tennis player is with tennis trainer who has training response function |
| CN117018579A (en) * | 2023-08-21 | 2023-11-10 | 平顶山学院 | Training device convenient for tennis striking |
Non-Patent Citations (1)
| Title |
|---|
| 张林;: "利用网球墙练习的网球全程训练模式研究", 黑龙江科技信息, no. 18, 30 June 2016 (2016-06-30), pages 102 * |
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