CN109780384B - Pressure-sensitive digital miniature leveling damping support device - Google Patents
Pressure-sensitive digital miniature leveling damping support device Download PDFInfo
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- CN109780384B CN109780384B CN201811652701.8A CN201811652701A CN109780384B CN 109780384 B CN109780384 B CN 109780384B CN 201811652701 A CN201811652701 A CN 201811652701A CN 109780384 B CN109780384 B CN 109780384B
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Abstract
The invention discloses a pressure-sensitive digital micro leveling damping support device, which comprises: the device comprises an upper supporting structure, a pressure-sensitive liquid crystal display, a level gauge, an adjustable nut, an adjustable supporting pin structure and a lower supporting structure; the upper supporting structure comprises a pressure sensor, a pressure protection steel ring, an upper lining fixing nut and an upper rubber material main body; the lower support structure comprises a lower lining fixing nut and a lower rubber material main body; the adjustable support pin structure is cylindrical, threads are formed on the cylindrical surface, and two ends of the adjustable support pin structure are respectively matched with the upper lining fixing nut and the lower lining fixing nut; the adjustable nut is nested in the middle of the adjustable support pin structure, and the upper support structure can be driven to move up and down by rotating the adjustable nut; the pressure-sensitive liquid crystal display is electrically connected with the pressure-sensitive sensor and is used for detecting and displaying a pressure value; the level gauge is arranged on the outer surface of the upper rubber material body.
Description
Technical Field
The invention relates to the technical field of precision instruments and equipment, in particular to a pressure-sensitive digital miniature leveling damping support device.
Background
At present, for leveling and mounting of precision equipment, the equipment is mostly leveled by adding a gasket on a civil engineering foundation. For the characteristic that the stress of the special-shaped structure is uneven, the problems exist in the aspects of equipment leveling and foundation stress. In summary, the conventional precision equipment has the following disadvantages in terms of leveling and stress:
(1) the force cannot be sensed, and the force bearing mode is difficult to determine. The traditional equipment leveling method is characterized in that a gasket is added on the basis of civil engineering, the equipment level cannot be guaranteed in a short time by treatment measures, the gasket cannot sense pressure, the stress mode of the equipment is difficult to determine, the service life and the safety of the equipment can be influenced, and the process flow and the production conditions can also generate dangers.
(2) The pressure value cannot be known, and the optimization is not easy. For the characteristic that the load special-shaped structure is stressed unevenly, the traditional leveling method cannot obtain a pressure-sensitive value, only plays a role of bearing and supporting, cannot distinguish an unstressed supporting structure, is difficult to optimize the position distribution and the adjustment precision of equipment, and is difficult to ensure the stress balance and the stability of the whole equipment.
Accordingly, there is a need for new leveling techniques and products that at least partially overcome the technical problems of the prior art.
Disclosure of Invention
The method aims at the problem that the existing precise equipment micro-vibration control engineering often has requirements on the tendency of a control reference horizontal plane, and the system is required to be ensured to be on the same horizontal plane and needs to be finely leveled. However, for the problems that the abnormal shape is irregular, the stress of the structural base is uneven, the traditional leveling device cannot sense the pressure, and the position distribution is difficult to achieve the optimal position distribution, the invention provides the pressure-sensitive digital micro leveling damping support device. The support can effectively sense the compression and digitalize the compression, and the equipment can be leveled reasonably and efficiently.
According to an aspect of the present invention, there is provided a pressure-sensitive digital micro leveling damping support device, comprising: the device comprises an upper supporting structure 11, a pressure-sensitive liquid crystal display 12, a level gauge 13, an adjustable nut 14, an adjustable supporting pin structure 15 and a lower supporting structure 16;
wherein, the upper supporting structure 11 comprises a pressure sensor 111, a pressure protection steel ring 112, an upper lining fixing nut 113 and an upper rubber material main body 114; the upper rubber material main body 114 is formed to be hollow, the pressure sensor 111 and the pressure protection steel ring 112 are fixedly arranged at the upper part of the cavity, the pressure protection steel ring 112 is arranged around the pressure sensor 111 to prevent the pressure sensor from being damaged due to overlarge stress, and the upper lining fixing nut 113 is fixed at the middle lower part of the cavity and is in contact with the pressure sensor 111 and the pressure protection steel ring 112;
the lower support structure 16 comprises a lower liner fixing nut 161 and a lower rubber material body 162, wherein the lower rubber material body 162 is formed with a groove, and the lower liner fixing nut 161 is fixed in the groove of the lower rubber material body 162;
the adjustable support pin structure 15 is a cylinder, a thread is formed on the cylindrical surface, and two ends of the adjustable support pin structure are respectively matched in the upper lining fixing nut 113 and the lower lining fixing nut 161;
the adjustable nut 14 is nested in the middle of the adjustable support pin structure 15, and the upper support structure 11 can be driven to move up and down by rotating the adjustable nut 14;
the pressure-sensitive liquid crystal display 12 is electrically connected with the pressure-sensitive sensor 111 and is used for detecting and displaying a pressure value;
a level gauge 13 is provided on the outer surface of the upper rubber material body 114.
Preferably, the upper rubber material body 114 and the lower rubber material body 162 are made of a polyurethane material. But may of course be made of other similar rubber materials.
Preferably, the thread pitch of the adjustable support pin structure 15 is about 0.1mm, or has other suitable thread pitches, such as pitches enabling micron-scale adjustments.
Preferably, the pressure sensitive liquid crystal display 12 is disposed on an outer surface of the upper rubber material body 114.
Preferably, the level 13 is a leveling bubble.
Preferably, the overall height of the micro damping type precise variable leveling support structure is about 70-80mm, and the diameter is about 50-60 mm.
Preferably, the pressure sensor 111 is composed of a pressure sensitive element and a signal processing unit.
The invention has the following technical effects:
the main components of the invention comprise a pressure-sensitive liquid crystal display screen, a level gauge, an upper supporting structure, a lower supporting structure, an adjustable nut and an adjustable supporting pin structure. The digital pressure measuring system consisting of the pressure sensor and the pressure liquid crystal display screen ensures the balance of pressure among a plurality of supports and provides a reference for optimizing the support distribution scheme; the level gauge is used for determining that the device is in a horizontal state; the upper and lower supporting structures are wrapped by a layer of rubber material, so that the damping structure has certain damping characteristic and reduces the vibration influence to a certain extent; the adjustable screw can rotate left and right to enable the upper supporting structure and the lower supporting structure to generate vertical displacement, and the adjustable screw is used for leveling precision equipment. The invention has small size, easy installation, fine adjustment and visible pressure digitalization, and can conveniently and quickly level the precision equipment.
Drawings
Some specific embodiments of the invention will be described in detail hereinafter, by way of illustration and not limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. The objects and features of the present invention will become more apparent in view of the following description taken in conjunction with the accompanying drawings, in which:
fig. 1 is a schematic perspective view of a pressure-sensitive digital micro leveling damping support device according to an embodiment of the invention.
Fig. 2 is a schematic cross-sectional view of a pressure-sensitive digital micro leveling damping support device according to an embodiment of the present invention.
Detailed Description
For the purpose of clearly illustrating the aspects of the present invention, preferred embodiments are given below in conjunction with the accompanying drawings. The following description is merely exemplary in nature and is not intended to limit the present disclosure, application, or uses. It should be understood that throughout the drawings, corresponding reference numerals indicate like or corresponding parts and features.
Fig. 1 is a schematic perspective view of a pressure-sensitive digital micro leveling damping support device according to an embodiment of the invention. Fig. 2 is a schematic cross-sectional view of a pressure-sensitive digital micro leveling damping support device according to an embodiment of the present invention.
Referring to fig. 1 and 2, the pressure-sensitive digital micro leveling damping support device of the present invention may include: an upper support structure 11, a pressure-sensitive liquid crystal display 12, a level gauge 13, an adjustable nut 14, an adjustable support pin structure 15 and a lower support structure 16.
Wherein, the upper supporting structure 11 comprises a pressure sensor 111, a pressure protection steel ring 112, an upper lining fixing nut 113 and an upper rubber material main body 114; the upper rubber material body 114 is formed to be hollow, the pressure sensor 111 and the pressure protection steel ring 112 are fixedly arranged at the upper part of the cavity, the pressure protection steel ring 112 is arranged at the periphery of the pressure sensor 111 to prevent the pressure sensor from being damaged due to overlarge stress, and the upper lining fixing nut 113 is fixed at the middle lower part of the cavity and is in contact with the pressure sensor 111 and the pressure protection steel ring 112. In the figure, the upper rubber material body 114 of the upper supporting structure 11 is integrally formed as a hollow cylinder, the pressure-sensitive protection steel ring 112 and the upper liner fixing nut 113 are fixed against the annular inner wall of the cylinder, and the pressure-sensitive protection steel ring 112 is disposed around the pressure-sensitive sensor 111. Of course, those skilled in the art can also design appropriate shape structures based on the principle of the present invention.
The lower support structure 16 may include a lower liner fixing nut 161 and a lower rubber material body 162, wherein the lower rubber material body 162 is formed with a groove, and the lower liner fixing nut 161 is fixed in the groove of the lower rubber material body 162. In the figure, the lower rubber material body 162 is formed in a cylindrical shape with a groove therein matching the shape of the lower liner fixing nut 161.
The adjustable support pin structure 15 is a cylinder, a thread is formed on the cylindrical surface, and two ends of the adjustable support pin structure are respectively matched in the upper lining fixing nut 113 and the lower lining fixing nut 161; the adjustable nut 14 is nested in the middle of the adjustable support pin structure 15, and the upper support structure 11 can be driven to move up and down by rotating the adjustable nut 14. For example, the thread pitch of the adjustable support pin structure 15 may be about 0.1mm, or have other suitable thread pitches, such as pitches that can achieve micron-scale adjustments for leveling of high-precision equipment. In addition, the upper (lower) lining fixing nut can be used for increasing the integral rigidity of an upper (lower) structure and adjusting the height by matching with a pin structure.
The pressure-sensitive liquid crystal display 12 is electrically connected to the pressure-sensitive sensor 111 for detecting and displaying a pressure value. More specifically, the pressure sensor may be composed of a pressure sensing element and a signal processing unit, and a device capable of sensing the pressure signal and converting the pressure signal into a usable output electric signal according to a certain rule. The pressure-sensitive liquid crystal display can convert the electric signal transmitted by the pressure-sensitive sensor into a visual numerical value, and the pressure born by the component can be quickly obtained. The pressure sensitive liquid crystal display 12 may be disposed on an outer surface of the upper rubber material body 114. But may of course be provided at his appropriate location.
A level gauge 13 is provided on the outer surface of the upper rubber material body 114. More specifically, the level gauge 13 may be a leveling bubble for detecting whether the upper support structure is level, and the pressure-sensitive digital fine-tuning support may be replaced if the upper support structure is tilted too much.
In the present invention, the upper rubber material body 114 and the lower rubber material body 162 may be made of a polyurethane material. But may of course be made of other similar rubber materials. The other structural parts can be made of, for example, steel material or other materials that meet, for example, strength requirements.
In general, the micro damping type precise variable leveling support structure of the invention can be about 70-80mm in height and about 50-60mm in diameter. Of course, other suitable dimensions are possible.
The invention can be applied to fine leveling in the fine vibration control engineering of precision equipment, and provides a vibration damping support transformation technology capable of digitally measuring pressure and fine leveling on the basis of the traditional gasket leveling. Compared with the prior art, the invention can realize the beneficial technical effects that:
1 the pressure sensor and the liquid crystal display screen system digitally sense the sensed pressure. When the precision equipment is irregular in shape and uneven in density and mass distribution, the traditional leveling mode is often difficult to meet the requirement of controlling leveling. And this system is through setting up pressure sensor and pressure liquid crystal display respectively at support top and side, and when the level bubble was balanced, the display screen can read out the pressure index that the sensor received accurately, can guarantee through the digital control support height that precision equipment is in the horizontality for a long time.
2 micro, small size and easy installation. The device appearance can be a diameter 60mm, high 75 mm's cylinder, has still adopted the pressure to sense simultaneously and has shown the integrated design, and whole device is small, easy transportation, installation and maintenance.
3 the height can be adjusted. This device main part comprises upper and lower bearing structure and the adjustable pin structure of connecting the former, and constructor accessible swivel nut is adjusted the height of device when the operative installations carries out the leveling to equipment, still can observe the pressure-sensitive digital display screen simultaneously and know device pressure-bearing numerical value size, conveniently develops equipment leveling work effectively.
4 have certain damping characteristics. The outer layers of the upper and lower supporting structures of the pressure-sensitive digital fine-tuning support are made of rubber materials, the rubber materials have lasting high elasticity and certain damping performance (8-20Hz), the vibration energy of equipment can be absorbed, the absorption of high-frequency vibration energy is particularly prominent, and the structural resonance can be effectively avoided. Meanwhile, the soft texture of the rubber material plays a certain protection role in leveling high-precision equipment.
While the present invention has been described with reference to the particular illustrative embodiments, it is not to be restricted by the embodiments but only by the appended claims. It will be understood by those skilled in the art that variations and modifications of the embodiments of the present invention can be made without departing from the scope and spirit of the invention.
Claims (7)
1. A pressure-sensitive digital micro leveling damping support device for precision instrument equipment comprises: the device comprises an upper supporting structure (11), a pressure-sensitive liquid crystal display (12), a level gauge (13), an adjustable nut (14), an adjustable supporting pin structure (15) and a lower supporting structure (16);
the upper supporting structure (11) comprises a pressure sensor (111), a pressure protection steel ring (112), an upper lining fixing nut (113) and an upper rubber material main body (114); the upper rubber material main body (114) is formed to be hollow, the pressure sensor (111) and the pressure protection steel ring (112) are fixedly arranged at the upper part of the cavity, the pressure protection steel ring (112) is arranged at the periphery of the pressure sensor (111) to prevent the pressure sensor from being damaged due to overlarge stress, and the upper lining fixing nut (113) is fixed at the middle lower part of the cavity and is in contact with the pressure sensor (111) and the pressure protection steel ring (112);
the lower support structure (16) comprises a lower lining fixing nut (161) and a lower rubber material body (162), wherein the lower rubber material body (162) is provided with a groove, and the lower lining fixing nut (161) is fixed in the groove of the lower rubber material body (162);
the adjustable support pin structure (15) is a cylinder, threads are formed on the cylindrical surface, and two ends of the adjustable support pin structure are respectively matched in the upper lining fixing nut (113) and the lower lining fixing nut (161);
the adjustable nut (14) is nested in the middle of the adjustable support pin structure (15), and the upper support structure (11) can be driven to move up and down by rotating the adjustable nut (14);
the pressure-sensitive liquid crystal display (12) is electrically connected with the pressure-sensitive sensor (111) and is used for detecting and displaying a pressure value;
a level (13) is disposed on an outer surface of the upper rubber material body (114).
2. The pressure-sensitive digital micro leveling damping support device for the precision instrument as set forth in claim 1, wherein: the upper rubber material body (114) and the lower rubber material body (162) are made of a polyurethane material.
3. The pressure-sensitive digital micro leveling damping support device for the precision instrument as set forth in claim 1, wherein: the thread pitch of the adjustable support pin structure (15) is about 0.1 mm.
4. The pressure-sensitive digital micro leveling damping support device for the precision instrument as set forth in claim 1, wherein: the pressure sensitive liquid crystal display (12) is disposed on an outer surface of the upper rubber material body (114).
5. The pressure-sensitive digital micro leveling damping support device for the precision instrument as set forth in claim 3, wherein: the level gauge (13) is a leveling level bubble.
6. The pressure-sensitive digital micro leveling damping support device for the precision instrument as set forth in claim 1, wherein: the pressure-sensitive digital micro leveling damping support device for the precision instrument equipment has the overall height of 70-80mm and the diameter of 50-60 mm.
7. The pressure-sensitive digital micro leveling damping support device for the precision instrument as set forth in claim 1, wherein: the pressure sensor (111) is composed of a pressure sensitive element and a signal processing unit.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811652701.8A CN109780384B (en) | 2018-12-28 | 2018-12-28 | Pressure-sensitive digital miniature leveling damping support device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811652701.8A CN109780384B (en) | 2018-12-28 | 2018-12-28 | Pressure-sensitive digital miniature leveling damping support device |
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| CN109780384A CN109780384A (en) | 2019-05-21 |
| CN109780384B true CN109780384B (en) | 2021-03-23 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114354111A (en) * | 2022-01-06 | 2022-04-15 | 长安大学 | Vehicle-bridge coupling vibration test structure |
| CN114562976A (en) * | 2022-03-11 | 2022-05-31 | 重庆地质矿产研究院 | Leveling rod leveling instrument capable of realizing self-adaptive leveling |
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| JP2000107962A (en) * | 1998-10-01 | 2000-04-18 | Osaka Jack Seisakusho:Kk | Automatic horizontal setting device |
| CN105090340A (en) * | 2015-09-21 | 2015-11-25 | 宁波夏拓机械装备有限公司 | Anti-vibration and shock-insulation machine tool foundation |
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| CN108443651A (en) * | 2018-04-02 | 2018-08-24 | 上海海事大学 | A kind of numerically-controlled machine tool mounting bracket |
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| US3672620A (en) * | 1970-11-17 | 1972-06-27 | Anton Fink | Height gauge |
| CN104321556A (en) * | 2012-02-22 | 2015-01-28 | 株式会社安震 | Seismic isolation structure for heavy objects, and seismic isolation method |
| CN106195536A (en) * | 2016-08-27 | 2016-12-07 | 湖北三江航天万山特种车辆有限公司 | A kind of multi-point leveling support means |
| CN206802648U (en) * | 2017-06-02 | 2017-12-26 | 南京鸿昌智能货架有限公司 | The adjustable vertical type feet of one kind |
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| CN108194771A (en) * | 2017-11-21 | 2018-06-22 | 季柳莹 | A kind of medical equipment fixing device for facilitating installation |
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|---|---|---|---|---|
| JP2000107962A (en) * | 1998-10-01 | 2000-04-18 | Osaka Jack Seisakusho:Kk | Automatic horizontal setting device |
| CN105090340A (en) * | 2015-09-21 | 2015-11-25 | 宁波夏拓机械装备有限公司 | Anti-vibration and shock-insulation machine tool foundation |
| CN206338549U (en) * | 2016-12-27 | 2017-07-18 | 三明市宏基塑胶有限公司 | A kind of plant equipment damping feet |
| CN108443651A (en) * | 2018-04-02 | 2018-08-24 | 上海海事大学 | A kind of numerically-controlled machine tool mounting bracket |
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