CN218444379U

CN218444379U - Vibration table

Info

Publication number: CN218444379U
Application number: CN202222475630.7U
Authority: CN
Inventors: 叶腾波; 孙伟; 曹振威; 丁炎; 朱靖炎; 徐常德; 唐金龙
Original assignee: Suzhou Dongling Vibration Test Instrument Co Ltd
Current assignee: Suzhou Dongling Vibration Test Instrument Co Ltd
Priority date: 2022-09-19
Filing date: 2022-09-19
Publication date: 2023-02-03
Anticipated expiration: 2032-09-19

Abstract

The utility model relates to the technical field of vibration testing, in particular to a vibration table, which comprises a slide rail component, a support frame, an air bag and a supporting component, wherein the support frame is provided with a working position separated from the slide rail component and a moving position contacted with the slide rail component, and a vibration table body is arranged on the support frame; the support frame below is located to the gasbag, and the gasbag can remove the support frame to the operating position under the inflation state, and the gasbag can remove the support frame to the shift position under the gassing state. The support assembly is used for supporting the air bag in the deflation state upwards and away from the ground. This shaking table passes through the gassing of filling of gasbag, can realize the switching of support frame between operating position and shift position, and receives the bearing of gasbag when operating position, through setting up the support subassembly, will deflate the gasbag under the state and upwards support and keep away from ground, moves the support frame this moment again, the gasbag then can not with the ground between the friction appear, improved the life of gasbag.

Description

Vibration table

Technical Field

The utility model relates to a vibration test technical field especially relates to a shaking table.

Background

At present, the development of electric vibration tables at home and abroad is more and more mature, and the types of the electric vibration tables are more and more abundant. The vibration table can be used in various ways. Due to the factors of a field and a vibration table, vibration isolation devices are required to be additionally arranged below the vibration table under many conditions, the vibration table can be moved, the vibration isolation devices can conveniently work at different stations, and the vibration isolation devices in the existing vibration table generally adopt an air bag structure.

However, the vibration isolation device with the air bag structure still has a state of contacting with the ground after the air bag is deflated, and in this case, if the vibration table is moved, the air bag and the ground are rubbed, so that the service life of the air bag is further reduced.

Therefore, there is a need to develop a vibration table to solve the problem of life reduction caused by friction between the air bag and the ground.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a shaking table to solve shaking table removal process gasbag and ground problem that the friction appears and leads to the life-span to reduce.

In order to achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a vibrating table, this vibrating table includes:

a slide rail assembly;

the support frame is provided with a working position separated from the sliding rail assembly and a moving position contacted with the sliding rail assembly, and a vibration table body is arranged on the support frame;

the air bag is arranged below the support frame, the support frame can be moved to the working position by the air bag in an inflated state, and the support frame can be moved to the moving position by the air bag in a deflated state;

the supporting assembly is used for supporting the air bag in a deflation state upwards and away from the ground.

Preferably, the supporting assembly comprises a sliding part and a supporting part which are connected, the sliding part is arranged on the supporting frame in a sliding mode along the vertical direction, the supporting part is provided with a ground contact position which is in contact with the ground and a ground separation position which is separated from the ground, the air bag is arranged between the supporting part and the supporting frame, and the supporting part is located at the ground contact position and supports the air bag to be far away from the ground.

Preferably, the support frame is provided with a sliding hole, and the sliding part is slidably arranged in the sliding hole.

Preferably, the supporting component comprises an elastic piece, and the elastic piece is arranged between the supporting frame and the sliding piece and used for stopping the supporting piece at the ground-off position.

Preferably, one end of the sliding part is provided with a screw rod, the adjusting nut is in threaded fit with the screw rod, the bottom of the sliding hole is provided with a stopping part, the elastic part comprises a spring, and the spring is sleeved on the screw rod and abutted between the stopping part and the adjusting nut.

Preferably, the upper end of the screw rod does not penetrate through the sliding hole at least in the state that the supporting piece is located at the ground contact position.

Preferably, the carrier assembly comprises a scale assembly for indicating the distance between the support and the ground.

Preferably, the scale assembly comprises an indicator arranged on the support and a scale mark arranged on the support.

Preferably, the bottom of the support frame is provided with a roller assembly, and the roller assembly can roll along the slide rail assembly when the support frame is located at the moving position.

Preferably, the shaking table still includes the driving piece, wheel components includes the action wheel and follows the driving wheel, the support frame is located under the state of shift position, the action wheel with follow the homoenergetic of driving wheel and follow the slide rail set spare rolls, the driving piece is located the support frame, and with the action wheel transmission is connected.

The utility model has the advantages that:

the utility model provides a shaking table, this shaking table pass through the gassing of filling of gasbag, can realize the switching of support frame between operating position and shift position, and receive the bearing of gasbag when operating position, through setting up the support subassembly, upwards support and keep away from ground with the gasbag under the gassing state, remove the support frame this moment again, the gasbag then can not and appear the friction between the ground, improved the life of gasbag.

Drawings

Fig. 1 is a schematic structural diagram of a vibration table in an embodiment of the present invention;

FIG. 2 is a schematic view of a portion of a vibration table with an air bag inflated according to an embodiment of the present invention;

FIG. 3 is a schematic view of a portion of the vibration table of the embodiment of the present invention, with the air bag in a deflated state;

fig. 4 is a perspective view of fig. 1.

In the figure:

1. a slide rail assembly; 11. a limit switch;

2. a support frame; 21. a vibration table body; 22. a slide hole; 23. a stopper portion; 24. a roller assembly;

3. an air bag;

4. a dragging component; 41. a slider; 411. a stopper; 412. adjusting the nut; 42. a support member; 43. an elastic member; 44. an indicator;

5. a drive member.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Where the terms "first position" and "second position" are two different positions, and where a first feature is "over", "above" and "on" a second feature, it is intended that the first feature is directly over and obliquely above the second feature, or simply means 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.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1-4, the present embodiment provides a vibration table, which includes a slide rail assembly 1, a support frame 2, an air bag 3 and a supporting assembly 4, wherein the support frame 2 has a working position separated from the slide rail assembly 1 and a moving position contacting with the slide rail assembly 1, and a vibration table body 21 is disposed on the support frame 2; the gasbag 3 is located the support frame 2 below, and the gasbag 3 can remove the support frame 2 to the operating position under the inflation state, and the gasbag 3 can remove the support frame 2 to the shift position under the gassing state. The jacking assembly 4 is used to jack the bladder 3 in a deflated condition upwardly and away from the ground. In this embodiment, the number of the airbags 3 and the number of the supporting components 4 are four, and the four airbags and the supporting components are dispersed at four corners of the supporting frame 2.

This shaking table passes through the gassing of filling of gasbag 3, can realize the switching of support frame 2 between operating position and shift position, and receives gasbag 3's bearing when operating position, through setting up support subassembly 4, upwards supports gasbag 3 under the gassing state and keeps away from ground, moves support frame 2 this moment again, gasbag 3 then can not with the ground between the friction appear, improved gasbag 3's life.

In this embodiment, the supporting component 4 includes a sliding member 41 and a supporting member 42 connected to each other, the sliding member 41 is slidably disposed on the supporting frame 2 along a vertical direction, the supporting member 42 has a ground contact position contacting with the ground and a ground contact position separated from the ground, the airbag 3 is disposed between the supporting member 42 and the supporting frame 2, and the supporting member 42 is located at the ground contact position and supports the airbag 3 away from the ground. The arrangement of the structure realizes the lifting of the supporting piece 42 between the ground contact position and the ground contact position, and the friction between the lifting process and the air bag 3 can not occur, thereby further prolonging the service life of the air bag 3. Of course, in other embodiments, the supporting component 4 includes a swinging component and a supporting component 42 connected with each other, the swinging component is rotatably disposed on the supporting frame 2, a groove is disposed on the upper plate surface of the supporting component 42, a rolling wheel is disposed in the groove, the rolling wheel can abut against the airbag 3 and separate the airbag 3 from the ground, wherein the rotating shaft of the swinging component is parallel to the rotating shaft of the rolling wheel.

In view of the indirect structure, the present embodiment preferably has the sliding member 41 slidably mounted on the supporting frame 2, and the structure will be described below.

Regarding the connection between the sliding member 41 and the supporting member 42, in the present embodiment, the supporting member 42 is provided with a stepped mounting hole, one end of the sliding member 41 is provided with a stopper 411, and the stopper 411 is located in a larger hole after the sliding member 41 passes through the stepped mounting hole, so as to avoid contact with the ground. Two sliding members 41 are connected to each of the supporting members 42 to achieve smooth elevation of the supporting members 42.

Because the requirement for the sliding precision is not high, in the embodiment, the support frame 2 is provided with the sliding hole 22, and the sliding part 41 is slidably arranged in the sliding hole 22. The setting structure is simple and the cost is low. Of course, in other embodiments, the sliding of the sliding member 41 relative to the supporting frame 2 may be realized by a combination of a sliding rail and a sliding block.

In this embodiment, the supporting component 4 includes an elastic member 43, and the elastic member 43 is disposed between the supporting frame 2 and the sliding member 41 for stopping the supporting member 42 at the ground clearance position. The setting of elastic component 43 can in time support slider 41 upwards, in addition, has used elastic component 43 just can avoid using power spare drive slider 41, simple structure, and effectual.

In order to adjust the elastic force of the elastic member 43, in the embodiment, a screw is disposed at one end of the sliding member 41, the adjusting nut 412 is in threaded engagement with the screw, the stop portion 23 is disposed at the bottom of the sliding hole 22, and the elastic member 43 includes a spring sleeved on the screw and abutted between the stop portion 23 and the adjusting nut 412. The arrangement can also adjust the distance between the support member 42 and the support frame 2 when the support member is in the ground contact position, so as to adjust the height of the air bag 3.

In this embodiment, the upper end of the screw does not pass through the sliding hole 22 in the support member 42 at least in the ground contact position. Preferably, the support member 42 is located at the ground-off position, and the upper end of the screw rod does not pass through the sliding hole 22. I.e. the length of the slider 41 is less than the sum of the length of the sliding hole 22, the height of the balloon 3 in the deflated state and the thickness of the support 42. This arrangement is such that the screw does not interfere with the workpiece on the support frame 2.

To facilitate viewing the distance between the support 42 and the ground, in this embodiment, the carrier assembly 4 includes a scale assembly for indicating the distance between the support 42 and the ground.

Specifically, the scale assembly includes an indicator 44 provided on the support 42 and graduation marks provided on the support frame 2. The scale marks can be two, one is a zero scale mark, namely a bottom-touching scale mark, and the other is an off-ground scale mark. When the support 42 is in the touchdown position, the indicator 44 points to zero graduation mark. When the support 42 is in the off-ground position, the indicator 44 points to the off-ground tick mark.

In order to facilitate the movement of the support frame 2, in the embodiment, the bottom of the support frame 2 is provided with a roller assembly 24, and the roller assembly 24 can roll along the rail when the support frame 2 is located at the moving position.

In this embodiment, the vibration table further includes a driving member 5, the roller assembly 24 includes a driving wheel and a driven wheel, the driving wheel and the driven wheel can roll along the track assembly when the support frame 2 is located at the moving position, and the driving member 5 is disposed on the support frame 2 and is in transmission connection with the driving wheel. The automatic movement of the support frame 2 can be realized by the driving piece 5, so that the automation degree is improved, and the labor is saved. It should be noted that, the operator can control the driving member 5 to operate through the controller, and the control principle is well known to those skilled in the art, and therefore, the detailed description is omitted here.

In this embodiment, slide rail set spare 1 includes two parallel arrangement's slide rail, and the action wheel all is equipped with two from the driving wheel, two action wheel parallel arrangement, and two are from driving wheel parallel arrangement, and support frame 2 rolls on every slide rail and is equipped with an action wheel and a follow driving wheel under being located the state of shift position. The driving part 5 can be a stepping motor, wherein the two driving wheels are connected through a linkage shaft to realize synchronous rotation, and the stepping motor is in transmission connection with the linkage shaft. And a limit switch 11 is arranged on the sliding rail to limit the limit position of the support frame 2.

When the sliding rail assembly is in an initial state, the air bag 3 is in a deflation state, the electric movable switch is turned on, the pressure regulating valve switch is turned on to inflate the air bag 3 after the support frame 2 moves to a proper position, the support frame 2 is lifted to be separated from the sliding rail assembly 1, at the moment, the vibration table body 21 on the support frame 2 is in a normal working state, and meanwhile, the spring is in a compression state. When the support frame 2 needs to move to another station, the air valve switch is opened to deflate the air bag 3, the support frame 2 slowly descends, the roller assembly 24 abuts against the guide rail, and the supporting part 42 moves to the off-ground position and lifts the air bag 3 under the action of the elastic force of the spring.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. Shaking table, its characterized in that includes:

a slide rail assembly (1);

the supporting frame (2) is provided with a working position separated from the sliding rail assembly (1) and a moving position contacted with the sliding rail assembly (1), and a vibrating table body (21) is arranged on the supporting frame (2);

the air bag (3) is arranged below the support frame (2), the support frame (2) can be moved to the working position by the air bag (3) in an inflated state, and the support frame (2) can be moved to the moving position by the air bag (3) in a deflated state;

the supporting component (4) is used for supporting the air bag (3) in the deflation state upwards and away from the ground, and the supporting component (4) is used for supporting the air bag (3) in the deflation state upwards and away from the ground.

2. Oscillating table according to claim 1, characterized in that the cradle assembly (4) comprises a slider (41) and a support (42) connected to each other, the slider (41) being slidably arranged in the vertical direction on the supporting frame (2), the support (42) having a ground contact position in contact with the ground and a ground contact position separated from the ground, the air bag (3) being arranged between the support (42) and the supporting frame (2); the supporting piece (42) is positioned at the off-ground position and supports the air bag (3) and is far away from the ground.

3. Oscillating table according to claim 2, characterized in that the supporting frame (2) is provided with a sliding hole (22), the sliding element (41) being slidingly arranged in the sliding hole (22).

4. Oscillating table according to claim 3, characterized in that the cradle assembly (4) comprises an elastic element (43), the elastic element (43) being interposed between the support frame (2) and the sliding element (41) for stopping the support element (42) in the ground clearance position.

5. The vibrating table according to claim 4, wherein one end of the sliding member (41) is provided with a screw, an adjusting nut (412) is in threaded fit with the screw, a stop portion (23) is provided at the bottom of the sliding hole (22), and the elastic member (43) comprises a spring which is sleeved on the screw and abuts between the stop portion (23) and the adjusting nut (412).

6. Vibrating table according to claim 5, characterised in that the upper end of the screw does not penetrate the sliding hole (22) at least in the state in which the support (42) is located in the ground-contacting position.

7. Vibrating table according to claim 2, characterized in that the cradle assembly (4) comprises a scale assembly for indicating the distance between the support (42) and the ground.

8. A vibration table according to claim 7, wherein the scale assembly comprises an indicator (44) provided on the support (42) and graduation marks provided on the support (2).

9. The vibrating table according to any one of claims 1 to 8, wherein a roller assembly (24) is provided at the bottom of the supporting frame (2), and the roller assembly (24) can roll along the sliding rail assembly (1) in the state that the supporting frame (2) is located at the moving position.

10. The vibrating table according to claim 9, further comprising a driving member (5), wherein the roller assembly (24) comprises a driving wheel and a driven wheel, the driving wheel and the driven wheel can roll along the sliding rail assembly (1) when the support frame (2) is located at the moving position, and the driving member (5) is disposed on the support frame (2) and is in transmission connection with the driving wheel.