CN214578559U - Independent vibration isolation unit of optical platform - Google Patents

Abstract

The application relates to the field of optical element installation adjusting device, especially, relate to an independent vibration isolation unit of optical platform, and it includes the support frame, has seted up a plurality of accommodation holes on the top surface of support frame, all is equipped with the polylith vibration isolator in every accommodation hole, and the top of backup pad is equipped with the apron that is used for sealing the accommodation hole, and the bottom surface and the vibration isolator laminating of apron. This application has carries out the vibration isolation to optical platform, promotes the effect of the accuracy of optical test structure.

Description

Independent vibration isolation unit of optical platform

Technical Field

The application relates to the field of optical element installation and adjustment devices, in particular to an independent vibration isolation unit of an optical platform.

Background

The optical platform is a workbench for arranging optical elements and performing optical tests. Since the requirements for errors in optical tests are very high, small errors can also cause unexpected deviations in the test results.

Currently, in order to keep the top surface of the optical platform flat and level, leveling structures are disposed at four corners of the optical platform, and the top surface of the optical platform is leveled by lifting and lowering the four corners of the optical platform.

In view of the above-mentioned related technologies, the inventor believes that there are many external factors when performing an optical test, and many unexpected situations are that the optical platform vibrates, which results in an error in the test structure.

SUMMERY OF THE UTILITY MODEL

In order to carry out the vibration isolation to optical platform, promote the accuracy of optical test structure, this application provides an independent vibration isolation unit of optical platform.

The application provides an independent vibration isolation unit of optical platform adopts following technical scheme:

the utility model provides an independent vibration isolation unit of optical platform, includes the support frame, a plurality of accommodation holes have been seted up on the top surface of support frame, every all be equipped with the polylith vibration isolator in the accommodation hole, the top of support frame is equipped with the apron that is used for sealing the accommodation hole, the bottom surface and the vibration isolator laminating of apron.

Through adopting above-mentioned technical scheme, the vibration isolator absorbs the vibration of ground to the support frame transmission, adds the deformation that self produced, and greatly reduced vibrates the influence to apron top workstation, promotes optical test's accuracy.

Optionally, each vibration isolation pad is provided with a plurality of vibration wave attenuation holes, and the plurality of vibration wave attenuation holes are arranged at intervals.

Through adopting above-mentioned technical scheme, the damping hole of shaking wave disperses and disperses the shaking wave fast, further alleviates the vibration that the shaking wave leads to, promotes the vibration isolation effect of support frame, promotes optical test's accuracy.

Optionally, a plurality of vibration damping convex blocks are arranged on the top surface of the vibration isolator, and the plurality of vibration damping convex blocks are arranged at intervals.

Through adopting above-mentioned technical scheme, the damping lug reduces the area of contact with the apron, reduces the vibration wave to the apron on transmission, reduces the vibration transmission, further promotes the vibration isolation effect of support frame, further promotes optical test's accuracy.

Optionally, the bottom of support frame is equipped with the backing plate, the backing plate interval is arranged the polylith.

Through adopting above-mentioned technical scheme, the backing plate enlarges the area of contact with ground, promotes the stability of support frame self, alleviates the ground vibration to the influence of support frame, further promotes the vibration isolation effect of support frame, further promotes optical test's accuracy.

Optionally, an air bag is arranged between each base plate and the support frame.

Through adopting above-mentioned technical scheme, the gasbag separates support frame and backing plate, and the gasbag absorbs the vibration wave of ground transmission, through the deformation of gasbag self, blocks the vibration wave and to the workstation transmission of optical platform, further promotes the vibration isolation effect of support frame, further promotes optical test's accuracy.

Optionally, every many gag levers of all having arranged at intervals on the top surface of backing plate, the bottom of support frame is equipped with the spacing ring, the spacing ring corresponds the backing plate interval and arranges a plurality ofly, every all be equipped with many spacing pipes that supply the gag lever post to insert to establish on the spacing ring.

Through adopting above-mentioned technical scheme, the gag lever post is spacing to rocking with spacing pipe-strut on the gasbag, promotes the stability of strut on the gasbag.

Optionally, a plurality of lifting elements are arranged on the top surface of the cover plate at intervals, a supporting plate is arranged at the top end of each lifting element, and a cushion pad is arranged on each supporting plate.

By adopting the technical scheme, the lifting element lifts the workbench of the optical platform, so that the workbench is leveled, and the flatness of the surface of the workbench is improved. The vibration waves transmitted by the support frame and the lifting element are buffered and separated by the buffer cushion, the vibration isolation effect of the support frame is further improved, and the accuracy of an optical test is further improved

Optionally, a plurality of universal wheels are arranged at the bottom end of the supporting frame at intervals.

By adopting the technical scheme, when the supporting frame needs to be carried, the universal wheels are put down, the supporting frame is pushed to drive the universal wheels to roll on the ground, and the optical platform is convenient to carry and move.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the vibration isolation pad is arranged to absorb and isolate vibration transmitted to the support frame from the ground, so that the vibration of the support frame is reduced, the vibration isolation effect of the support frame is improved, and the accuracy of an optical test is improved;

2. set up the backing plate in the bottom of support frame, enlarge the area of contact with ground, promote the stability of support frame self, reduce the support frame because shaking that the vibration produced, further promote the vibration isolation effect of support frame, further promote optical test's accuracy.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is an exploded view showing the internal structure of the support frame.

Fig. 3 is a schematic view showing the structure of the vibration isolator.

Description of reference numerals: 1. a support frame; 2. a work table; 3. an accommodation hole; 4. a vibration isolator; 5. a cover plate; 6. a lifting element; 7. a support plate; 8. a cushion pad; 9. an air bag; 10. a base plate; 11. a limiting ring; 12. a limiting pipe; 13. a limiting rod; 14. a vibration wave attenuation aperture; 15. a vibration damping projection; 16. a universal wheel.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses independent vibration isolation unit of optical platform. Referring to fig. 1 and 2, the optical platform independent vibration isolation unit includes a support frame 1, a plurality of accommodation holes 3 have been seted up on the top surface of support frame 1, all be equipped with polylith vibration isolator 4 in every accommodation hole 3, and vibration isolator 4 specifically is the rubber pad.

Referring to fig. 2 and 3, each vibration isolator 4 is provided with a plurality of vibration wave attenuation holes 14, a plurality of vibration damping protrusions 15 are integrally formed on the surface of each vibration isolator 4, and the plurality of vibration damping protrusions 15 are arranged at intervals.

Referring to fig. 2, a cover plate 5 is provided in each receiving hole 3, and the cover plate 5 is overlapped on the top surface of the vibration isolating pad 4. Lifting elements 6 are fixed on each cover plate 5, the lifting elements 6 are height adjusting valves, a supporting plate 7 is fixed at the top end of each lifting element 6, a cushion pad 8 is bonded on the top surface of the supporting plate 7, and the cushion pad 8 is a rubber pad. The worktable 2 of the optical platform is placed on the cushion pad 8, the cushion pad 8 is tightly attached to the bottom surface of the worktable 2 under the action of the gravity of the worktable 2, and the cover plate 5 is tightly attached to the top surface of the vibration isolator 4.

Referring to fig. 2, when vibration is generated due to external force, vibration waves are transmitted to the worktable 2 along the supporting frame 1, the vibration waves are transmitted to the vibration isolating pad 4, and the vibration wave attenuating holes 14 on the vibration isolating pad 4 disperse the vibration waves, so that the influence of the vibration on the worktable 2 is reduced. The contact area between the vibration damping bump 15 and the cover plate 5 is small, the transmission rate of vibration waves to the cover plate 5 is low, and further vibration isolation is performed. The buffer pad 8 has certain elasticity, and further absorbs and buffers the vibration wave, further promotes the vibration isolation effect.

Referring to fig. 2, a plurality of base plates 10 are arranged at intervals at the bottom end of the support frame 1, and an air bag 9 is clamped between each base plate 10 and the support frame 1. The vibration of the ground is transmitted to the air bag 9 through the pad 10, and the air bag 9 absorbs the vibration transmitted from the pad 10 and buffers the vibration by its own deformation.

Referring to fig. 2, a plurality of limiting rods 13 are arranged on the top surface of each base plate 10 at intervals, a limiting ring 11 is arranged at the bottom end of the support frame 1, a plurality of limiting tubes 12 are fixed on the top surface of the limiting ring 11, a plurality of limiting tubes 12 are arranged at intervals corresponding to the limiting rods 13, and the limiting rods 13 are inserted in the limiting tubes 12. The contact area of backing plate 10 expansion and ground, gag lever post 13 is spacing to the vibration of support frame 1 on gasbag 9, promotes the stability of support frame 1 on gasbag 9.

Referring to fig. 1, a plurality of universal wheels 16, specifically retractable universal wheels, are arranged at intervals at the bottom end of the support frame 1, and the retractable universal wheels 16 are retracted and extended to facilitate the carrying and transferring of the optical platform.

The implementation principle of the independent vibration isolation unit of the optical platform in the embodiment of the application is as follows: the support frame 1 is connected with the air bag 9 and the cushion plate 10, the air bag 9 is filled with air, and the cushion plate 10 is arranged on the ground. The receiving hole 3 is provided with a vibration insulator 4 therein and covered with a cover plate 5. The table 2 is placed on the cushion pad 8, and the elevating member 6 is adjusted to level the top surface of the table 2.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides an independent vibration isolation unit of optical platform, includes support frame (1), its characterized in that: a plurality of accommodation holes (3) have been seted up on the top surface of support frame (1), every all be equipped with polylith vibration isolator (4) in accommodation hole (3), the top of support frame (1) is equipped with apron (5) that are used for sealing accommodation hole (3), the bottom surface and the vibration isolator (4) laminating of apron (5).

2. The optical platform independent vibration isolation unit of claim 1, wherein: each vibration isolation pad (4) is provided with a plurality of vibration wave attenuation holes (14), and the vibration wave attenuation holes (14) are arranged at intervals.

3. The optical platform independent vibration isolation unit of claim 1, wherein: the vibration isolation pad is characterized in that a plurality of vibration absorption convex blocks (15) are arranged on the top surface of the vibration isolation pad (4), and the vibration absorption convex blocks (15) are arranged at intervals.

4. The optical platform independent vibration isolation unit of claim 1, wherein: the bottom of support frame (1) is equipped with backing plate (10), the polylith has arranged at the interval in backing plate (10).

5. The optical platform independent vibration isolation unit of claim 4, wherein: an air bag (9) is arranged between each base plate (10) and the support frame (1).

6. The optical platform independent vibration isolation unit of claim 5, wherein: every many gag lever posts (13) of equal interval arrangement on the top surface of backing plate (10), the bottom of support frame (1) is equipped with spacing ring (11), spacing ring (11) correspond backing plate (10) interval arrangement a plurality ofly, every all be equipped with many spacing pipes (12) that supply gag lever post (13) to insert to establish on spacing ring (11).

7. The optical platform independent vibration isolation unit of claim 1, wherein: a plurality of lifting elements (6) are arranged on the top surface of the cover plate (5) at intervals, a supporting plate (7) is arranged at the top end of each lifting element (6), and a cushion pad (8) is arranged on each supporting plate (7).

8. The optical platform independent vibration isolation unit of claim 1, wherein: a plurality of universal wheels (16) are arranged at the bottom end of the support frame (1) at intervals.

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