CN212757159U

CN212757159U - Table tennis tester with recording device

Info

Publication number: CN212757159U
Application number: CN202021508826.6U
Authority: CN
Inventors: 董立超
Original assignee: Owen Tianjin Technological Progress Ltd
Current assignee: Owen Tianjin Technological Progress Ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-03-23
Anticipated expiration: 2030-07-27

Abstract

The utility model provides a table tennis tester with recorder belongs to table tennis tester technical field. The table tennis tester with the recording device comprises a table tennis table body and a movable serving part. The movable ball serving part comprises a servo motor I, a U-shaped plate, a translation driving mechanism and a ball serving machine body, the servo motor I is fixed to one side of the table tennis table body, the servo motor I is connected with a ball screw pair I, the outer wall of the ball screw pair I is rotatably connected with a ball screw nut pair I, the U-shaped plate is installed on the outer wall of the ball screw nut pair I, and the other side of the table tennis table body is connected with a fixing rod. The utility model discloses during the use, portable service portion installs on the table tennis table body, not only makes things convenient for the service robot body to simulate the human body and carry out the test of sending a ball under table service training and the table, still makes things convenient for the service robot body to carry out the service test in different positions for it is nimble changeable more to serve a ball.

Description

Table tennis tester with recording device

Technical Field

The utility model relates to a table tennis tester field particularly, relates to a table tennis tester with recorder.

Background

The table tennis tester is a machine for performing service test training by adopting a table tennis service robot. However, the existing table tennis serving machine cannot simulate the human body to carry out the serving test in the positions inside and outside the table tennis table board, so that the tested person is not easy to adapt to the serving training with different force, and the training effect of the tested person is not ideal.

SUMMERY OF THE UTILITY MODEL

In order to compensate the above deficiency, the utility model provides a table tennis tester with recorder aims at improving the problem that current table tennis service robot can not simulate the human body and carry out the service test in the position within the table tennis mesa and outside the mesa.

The utility model discloses a realize like this:

the utility model provides a table tennis tester with a recording device, which comprises a table tennis table body and a movable serving part.

The movable ball serving part comprises a servo motor I, a U-shaped plate and a translation driving mechanism and a ball serving machine body, wherein the servo motor I is fixed to one side of the table tennis table body, the servo motor I is connected with a ball screw pair I, the outer wall of the ball screw pair I is rotatably connected with a ball screw nut pair I, the U-shaped plate is installed on the outer wall of the ball screw nut pair I, the other side of the table tennis table body is connected with a fixed rod, the translation driving mechanism comprises a servo motor II and a sliding plate, the servo motor II is installed on the outer wall of the U-shaped plate, the servo motor II is connected with a ball screw pair II, the ball screw pair II is rotatably connected with a ball screw nut pair II, the ball screw nut pair II is fixed with the sliding plate, the ball screw nut pair II is in sliding connection with the U-shaped plate, and the ball serving machine body, infrared count determine module, infrared count determine module includes interception screen panel and funnel net and infrared detector body, the interception screen panel is connected to on the dead lever, and be located an outer end that table tennis table body can serve automatically, the funnel net is established the inside in interception screen panel place region, infrared detector body install extremely the exit of funnel net.

In an embodiment of the present invention, a sliding sleeve is fixedly installed at the bottom of the U-shaped plate, and the sliding sleeve is slidably connected to the fixing rod.

In an embodiment of the present invention, one end of the ball screw pair ii is penetrated through the U-shaped plate, and the other end thereof is rotatably connected to the U-shaped plate.

The utility model discloses an in the embodiment, II outer wall connections of ball screw nut pair have the slide bar, the bottom seted up in the U-shaped board with the slide rail of slide bar looks adaptation.

In an embodiment of the present invention, the sliding plate has an anti-slip rubber pad i adhered to the upper surface thereof.

This table tennis tester with recorder still includes the fixed subassembly of preventing falling, the fixed subassembly of preventing falling includes electric putter and compresses tightly frame and anti-skidding rubber pad II.

In an embodiment of the present invention, the sliding plate is provided with an installation cavity, and the electric push rod is fixedly installed at the bottom of the installation cavity.

In an embodiment of the utility model, the pressing frame is connected to the movable end of the electric putter, the anti-skid rubber pad II adheres to the bottom of the pressing frame, and the pressing frame is movably pressed on the base of the pitching machine body.

In an embodiment of the utility model, the table tennis table body is provided with a fixed plate, and the tail end of the ball screw pair is connected with the fixed plate in a rotating way.

In an embodiment of the present invention, the bottom end of the funnel net is further communicated with a ball collecting container.

The utility model has the advantages that: the table tennis tester with the recording device, which is obtained by the design, can drive the ball screw pair I to rotate by utilizing the servo motor I when in use, thereby indirectly driving the U-shaped plate fixed on the ball screw nut pair I to reciprocate along the ball screw pair I, facilitating the simulation of human body for on-table service training and under-table service testing, facilitating the movement of the service robot body and fixing the service robot body to the position suitable for trainers, therefore, the softness of the serve can be adjusted according to the ability of the trainer, the ball screw pair II can be driven to rotate by the servo motor II, thereby can indirect drive fix the sliding plate on ball screw nut is vice II along ball screw and carry out reciprocal utilization, conveniently carry out the test of serve at different positions for it is nimble changeable more to serve, does benefit to the adaptability that promotes the training person.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a table tennis tester with a recording device according to an embodiment of the present invention;

fig. 2 is a schematic structural view of the table tennis table shown in fig. 1 with the table tennis table body removed according to the embodiment of the present invention;

fig. 3 is a schematic view of a partial cross-sectional structure at a-a in fig. 2 according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a translation driving mechanism according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a top-down position relationship between the pressing frame and the anti-skid rubber pad i according to the embodiment of the present invention;

FIG. 6 is a schematic structural view of a fixed anti-fall assembly according to an embodiment of the present invention;

fig. 7 is a schematic view of a connection relationship between a sliding plate and an anti-skid rubber pad i according to an embodiment of the present invention;

fig. 8 is a schematic top view of an infrared counting and detecting assembly according to an embodiment of the present invention;

fig. 9 is a schematic structural view of a positional relationship between the funnel net, the infrared detector body and the ball collecting container according to an embodiment of the present invention.

In the figure: 10-table tennis table body; 110-a fixing bar; 20-a mobile serve section; 210-a servo motor I; 220-U-shaped plate; 230-a translation drive mechanism; 231-servo motor II; 232-a sliding plate; 233-ball screw pair II; 234-ball screw nut pair II; 240-service robot body; 250-a ball screw pair I; 260-a ball screw nut pair I; 270-a sliding sleeve; 280-a slide bar; 290-antiskid rubber pad I; 30-infrared counting detection component; 310-intercepting net cover; 320-a funnel net; 330-infrared detector body; 340-ball collecting container; 40-fixing the anti-falling component; 410-an electric push rod; 420-a compaction frame; 430-antiskid rubber pad II.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1, the present invention provides a table tennis tester with a recording device, which comprises a table tennis table 10, a mobile serving part 20 and an infrared counting and detecting assembly 30.

Wherein, the table tennis table body 10 is a platform or a carrier for training the table tennis skills; the movable service part 20 is arranged on the table tennis table body 10, so that the service robot body 240 can simulate a human body to perform table service training and table down service testing conveniently, and the service robot body 240 can perform service testing at different positions conveniently, so that service is more flexible and changeable, and the in-situ adaptability of a trainer can be improved; the infrared counting detection assembly 30 can intercept the effective ball of the trainer by the interception mesh enclosure 310 and introduce the effective ball into the funnel mesh 320, and the number of the balls entering the ball collection container 340 can be effectively recorded by the infrared detector body 330 arranged at the outlet of the funnel mesh 320.

Referring to fig. 2 to 4 and 7, the movable serve section 20 includes a servo motor i 210, u-shaped plate 220 and translation actuating mechanism 230 and service robot body 240, servo motor I210 passes through fix with screw to table tennis table body 10 one side, servo motor I210 has vice I250 of ball through the coupling joint, still there is the fixed plate through the mounting screw on the table tennis table body 10, vice I250 of ball is connected with the fixed plate rotation, also embedded bearing on the fixed plate, vice I250 tail end of ball carries out interference fit with the bearing and sets up, vice I260 of ball nut is connected with in the rotation of the vice I250 outer wall of ball, U-shaped plate 220 passes through the vice I260 outer walls of screw detachable installation to ball nut, table tennis table body 10 opposite side has dead lever 110 through the screw connection, there is sliding sleeve 270 bottom U-shaped plate 220 outer bottom through screw fixed mounting, sliding sleeve 270 and dead lever 110 sliding connection.

The translational driving mechanism 230 comprises a servo motor II 231 and a sliding plate 232, the servo motor II 231 is installed on the outer wall of the U-shaped plate 220 through a screw, the servo motor II 231 is connected with a ball screw pair II 233 through a coupler, one end of the ball screw pair II 233 penetrates through the U-shaped plate 220, one side wall of the U-shaped plate 220 is provided with a hole site matched with the ball screw pair II 233, the other end of the U-shaped plate is rotatably connected with the U-shaped plate 220, a bearing is embedded in the other side wall of the U-shaped plate 220, the tail end of the ball screw pair II 233 is in interference fit with the bearing, the ball screw pair II 233 is rotatably connected with a ball screw nut pair II 234, the ball screw nut pair II 234 is fixed with the sliding plate 232 through a screw, the ball screw nut pair II 234 is in sliding connection with the U-shaped plate 220, the bottom of the outer wall of, utilize the cooperation of slide rail and slide bar 280 to be convenient for realize the steady movement of sliding plate 232, service robot body 240 is established on sliding plate 232 upper portion, and sliding plate 232 upper surface glues inherent anti-skidding rubber pad I290, utilizes the setting of anti-skidding rubber pad I290 can increase the stability that service robot body 240 placed.

Please refer to fig. 5 and 6, the table tennis tester with the recording apparatus further includes a fixed anti-falling assembly 40, the fixed anti-falling assembly 40 includes an electric push rod 410, a pressing frame 420 and an anti-slip rubber pad ii 430, an installation cavity is opened on the sliding plate 232, the electric push rod 410 is fixed to the bottom of the installation cavity through screws, the pressing frame 420 is connected to the movable end of the electric push rod 410 through screws, the anti-slip rubber pad ii 430 is fixed to the bottom of the pressing frame 420 through strong glue, the pressing frame 420 is movably pressed on the base of the pitching machine body 240, the firmness of installation of the pitching machine body 240 can be further increased by matching the anti-slip rubber pad ii 430 and the anti-slip rubber pad i 290, and the pitching machine body 240 is convenient to flexibly detach.

Referring to fig. 1, 8 and 9, the infrared counting detection assembly 30 includes an intercepting mesh 310, a funnel mesh 320 and an infrared detector body 330, the intercepting mesh 310 is connected to the fixing rod 110 by screws and is located at an outer end of the table tennis table body 10 capable of serving balls automatically, the funnel mesh 320 is installed in an area where the intercepting mesh 310 is located, the infrared detector body 330 is installed at an outlet of the funnel mesh 320, the infrared detection is to detect the table tennis balls falling into the ball collecting container 340 by using an infrared radiation principle, that is, the infrared detector body 330 in the prior art can record the ball receiving and effective return stroke conditions of the tested person, so as to facilitate the training of the tested person to make more efforts.

The working principle of the table tennis tester with the recording device is as follows: when the ball-serving machine is used, the servo motor I210 can drive the ball screw pair I250 to rotate, so that the U-shaped plate 220 fixed on the ball screw nut pair I260 can be indirectly driven to reciprocate along the ball screw pair I250, the table ball-serving training and the table ball-serving test training can be conveniently carried out, the ball-serving machine body 240 can be conveniently moved and fixed to a position suitable for a trainer, the softness of serving balls can be adjusted according to the capability of the trainer, the servo motor II 231 can drive the ball screw pair II 233 to rotate, so that the sliding plate 232 fixed on the ball screw nut pair II 234 can be indirectly driven to reciprocate along the ball screw pair II 233, the ball-serving tests can be conveniently carried out at different positions, the serving balls are more flexible and changeable, the adaptability of the trainer can be improved, the electric push rod 410 positioned at the bottom in the installation cavity can drive the pressing frame 420 to press downwards, thereby can fix the service robot body 240 of placing at sliding plate 232 upper surface, reduce the probability that service robot body 240 emptys in the use, utilize the infrared detector body 330 of the exit installation of funnel net 320 to can be to the testee take over the ball and effectively strike back the condition and take notes to be convenient for encourage the training of the testee more struggling.

It should be noted that the specific model specifications of the servo motor i 210, the servo motor ii 231, the electric push rod 410, and the infrared detector body 330 need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art in the field, and therefore details are not described again.

The power supply and the principle of the servo motor i 210, the servo motor ii 231, the electric push rod 410 and the infrared detector body 330 are clear to those skilled in the art and will not be described in detail herein.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A table tennis tester with a recording device is characterized by comprising

A table tennis table body (10);

the movable type service part (20), the movable type service part (20) comprises a servo motor I (210), a U-shaped plate (220), a translation driving mechanism (230) and a service robot body (240), the servo motor I (210) is fixed to one side of the table tennis table body (10), the servo motor I (210) is connected with a ball screw pair I (250), the outer wall of the ball screw pair I (250) is rotatably connected with a ball screw nut pair I (260), the U-shaped plate (220) is installed on the outer wall of the ball screw nut pair I (260), the other side of the table tennis table body (10) is connected with a fixing rod (110), the translation driving mechanism (230) comprises a servo motor II (231) and a sliding plate (232), the servo motor II (231) is installed on the outer wall of the U-shaped plate (220), and the servo motor II (231) is connected with a ball screw pair II (233), the ball screw pair II (233) is rotatably connected with a ball screw nut pair II (234), the ball screw nut pair II (234) is fixed with the sliding plate (232), the ball screw nut pair II (234) is in sliding connection with the U-shaped plate (220), and the pitching machine body (240) is arranged on the upper portion of the sliding plate (232);

infrared count determine module (30), infrared count determine module (30) are including interception screen panel (310) and funnel net (320) and infrared detector body (330), interception screen panel (310) are connected to on dead lever (110), and are located an outer end that table tennis table body (10) can serve automatically, establish funnel net (320) intercept screen panel (310) the inside in region, infrared detector body (330) install extremely the exit of funnel net (320).

2. The table tennis tester with the recording device as claimed in claim 1, wherein a sliding sleeve (270) is fixedly installed at the outer bottom of the U-shaped plate (220), and the sliding sleeve (270) is slidably connected with the fixing rod (110).

3. The table tennis tester with the recording device according to claim 1, wherein one end of the ball screw pair II (233) penetrates through the U-shaped plate (220), and the other end of the ball screw pair II is rotatably connected with the U-shaped plate (220).

4. The table tennis tester with the recording device according to claim 1, wherein a sliding rod (280) is connected to an outer wall of the ball screw nut pair ii (234), and a sliding rail matched with the sliding rod (280) is arranged at the bottom in the U-shaped plate (220).

5. The table tennis tester with recording device of claim 1, wherein the sliding plate (232) has an anti-slip rubber pad I (290) adhered to its upper surface.

6. The table tennis tester with the recording device according to claim 1, further comprising a fixed fall prevention assembly (40), wherein the fixed fall prevention assembly (40) comprises an electric push rod (410), a pressing frame (420) and an anti-skid rubber pad II (430).

7. The table tennis tester with recording device of claim 6, wherein the sliding plate (232) is provided with a mounting cavity, and the electric push rod (410) is fixedly mounted to the bottom of the mounting cavity.

8. The table tennis tester with the recording device as claimed in claim 6, wherein the pressing frame (420) is connected to the movable end of the electric putter (410), the anti-skid rubber pad II (430) is adhered to the bottom of the pressing frame (420), and the pressing frame (420) is movably pressed on a base of the pitching machine body (240).

9. The table tennis tester with the recording device as claimed in claim 6, wherein the table tennis table body (10) is further provided with a fixing plate, and the tail end of the ball screw pair I (250) is rotatably connected with the fixing plate.

10. The table tennis tester with the recording device according to claim 1, wherein the bottom end of the funnel net (320) is further communicated with a ball collecting container (340).