CN110531479A - A kind of high security vibration isolation optical platform - Google Patents
A kind of high security vibration isolation optical platform Download PDFInfo
- Publication number
- CN110531479A CN110531479A CN201910823564.8A CN201910823564A CN110531479A CN 110531479 A CN110531479 A CN 110531479A CN 201910823564 A CN201910823564 A CN 201910823564A CN 110531479 A CN110531479 A CN 110531479A
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- support plate
- support
- high security
- support column
- optical platform
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The present invention relates to optical platform technical fields, specially a kind of high security vibration isolation optical platform, including workbench, vibration isolator and support column, column bottom is supported to be equipped with levelling mechanism, column bottom is supported to be equipped with groove, levelling mechanism is equipped in groove, levelling mechanism includes in the first support plate and the second support plate being horizontally arranged on support column wall, screw rod is equipped with below first support plate, screw rod clearance fit feed screw nut, feed screw nut is fixedly connected with movable plate, second support plate bottom is equipped with castor, castor periphery is equipped with vertical bar, vertical bar is fixedly connected with movable plate, vertical bar bottom is fixedly connected with leveling pedestal.Have the beneficial effect that the support of support column high security and convenient locomotive function may be implemented by levelling mechanism in the present invention, conversion process is simple and convenient, and apparatus structure is simple, and occupied area is small, securely and reliably, applied widely.
Description
Technical field
The present invention relates to optical platform technical field, specially a kind of high security vibration isolation optical platform.
Background technique
In optical test, optical platform is extremely accurate important tests equipment, the vibration resistance that it needs to have height
Can be with dimensionally stable performance, it is combined by optical platform and support device, and optical platform is placed in vibration isolation form
On support device, to reduce the influence that extraneous vibration generates test, while the height water of optical platform upper surface is also kept
Flat, optical test element is fixed by screws in optical platform upper surface and forms light path system.
In the prior art, optical platform bottom uses fixed support construction, if it is desired to mobile adjustment need manually into
Row lift fortune, and platform is integrally heavier, artificial lift fortune causes high effort for, if only loading onto traveling wheel on platform, and will lead to usually
Offset is had skidded when placement, and influences the experimental precision of laboratory apparatus on platform.
Summary of the invention
The purpose of the present invention is to provide a kind of high security vibration isolation optical platforms, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the invention provides the following technical scheme: a kind of high security vibration isolation optical platform, including work
Make platform, vibration isolator and support column, the support column bottom is equipped with levelling mechanism, and the support column bottom is equipped with groove, described recessed
Levelling mechanism is equipped in slot, the levelling mechanism includes in the first support plate being horizontally arranged on support column wall and second
Fagging, first support plate are equipped with stepper motor and the first thrust bearing, and the stepper motor drives drive shaft rotation, described
Drive shaft is interference fitted the first thrust bearing, and drive shaft is fixedly connected with screw rod, the screw rod clearance fit screw rod by shaft coupling
Nut, the feed screw nut are fixedly connected with movable plate, and second support plate bottom is equipped with castor, and the castor periphery is equipped with perpendicular
Bar, the vertical bar top are fixedly connected with movable plate after the second support plate, and vertical bar bottom is fixedly connected with leveling pedestal.
Preferably, the workbench is made of steel top plate, interlayer and steel substrate in three-layer sandwich form, the steel
Bottom base plate center is equipped with level meter, and the level meter is bath of glass level, magnet is glued in level meter upper surface.
Preferably, the support column is fixedly connected with strut, and the strut is fixedly connected with support, and the support is positive truncated rectangular pyramids
Vibration isolator is equipped at the top of body, support and support column, the vibration isolator is air-cushion type vibration isolator.
Preferably, second support plate periphery is arranged with sealing rubber shell, and the sealing rubber shell offsets with support column wall
It connects, is equipped with angle steel below sealing rubber shell, the angle steel is bolted the second support plate and support column respectively.
Preferably, the second thrust bearing, second thrust bearing and screw rod bottom are equipped at the top of second support plate
Interference fit, when feed screw nut is in least significant end on screw rod, the minimum point for leveling pedestal is higher than the minimum point of castor.
Preferably, the vertical bar is equipped with four, and four square distributions of vertical bar, second support plate wears four
A sliding sleeve, the sliding sleeve outer wall are fixedly connected with the second support plate, the socket of sliding sleeve inner wall and the vertical bar that is slidably matched.
Preferably, four vertical bars are welded with eight reinforcing rods, and eight reinforcing rods are divided into two groups, two groups of reinforcing rods
It is distributed in the upper and lower sides of the second support plate respectively.
The castor is the movable castor with brake, and the wheel body periphery of castor is coated with polyurethane damping rubber.
Compared with prior art, the beneficial effects of the present invention are:
1. the support of support column high security may be implemented by levelling mechanism by the present invention and convenient locomotive function, conversion process are simple
Convenient, apparatus structure is simple, and occupied area is small, securely and reliably, applied widely；
2. the present invention is in opposing seal state by the sealing function of sealing rubber shell, the second support plate top, avoid foreign matter viscous
Firmly screw rod guarantees screw rod normal use, and avoids screw rod bottom from swinging by the second thrust bearing, so that screw rod transmission is more
For stabilization, reliably；
3. the present invention improves vertical bar by sliding sleeve and carries out the fluency of vertical shift, and makes four vertical bars by eight reinforcing rods
An entirety is contacted into, vertical bar stability is high, safe and reliable.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the portion A enlarged structure schematic diagram in Fig. 1；
Fig. 3 is the portion B enlarged structure schematic diagram in Fig. 2.
In figure: 1 steel top plate, 2 interlayers, 3 steel substrates, 4 vibration isolators, 5 support columns, 6 grooves, 7 first support plates, 8
Two support plates, 9 stepper motors, 10 drive shafts, 11 first thrust bearings, 12 screw rods, 13 feed screw nuts, 14 movable plates, 15 castors,
16 vertical bars, 17 sliding sleeves, 18 sealing rubber shells, 19 angle steel, 20 leveling pedestals, 21 reinforcing rods, 22 struts, 23 supports, 24 level meters.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It please refers to Fig.1 to Fig.3, the present invention provides a kind of technical solution: a kind of high security vibration isolation optical platform, including work
Make platform, vibration isolator 4 and support column 5,5 bottom of support column is equipped with levelling mechanism.5 bottom of support column is equipped with groove 6, sets in groove 6
There is levelling mechanism.
Levelling mechanism includes in the first support plate 7 and the second support plate 8 that are horizontally arranged on 5 inner wall of support column first
Support plate 7 is in " Mi " font, and the first support plate 7 is bolted with support column 5,7 upper surface of the first support plate and stepper motor 9
Bottom cover is bolted, and the output shaft of stepper motor 9 connects drive shaft 10 by toothed belt transmission.First support plate, 7 lower surface
Equipped with the first thrust bearing 11, the outer ring transition fit bearing block of the first thrust bearing 11,7 spiral shell of the bearing block and the first support plate
It tethers and connects.Drive shaft 10 is interference fitted the first thrust bearing 11, and drive shaft 10 is fixedly connected with screw rod 12, screw rod 12 by shaft coupling
Clearance fit feed screw nut 13, feed screw nut 13 are fixedly connected with movable plate 14.
Second support plate, 8 bottom be equipped with castor 15, castor 15 be the movable castor with brake, 15 top wheel carrier of castor with
Second support plate 8 is bolted.Since the wheel body periphery of castor 15 is coated with polyurethane damping rubber.Castor 15 has to be subtracted well
Shake function.15 periphery of castor is equipped with vertical bar 16, is fixedly connected with movable plate 14, vertical bar after the second support plate 8 at the top of vertical bar 16
16 bottoms are fixedly connected with leveling pedestal 20.
The power lead of stepper motor 9 is electrically connected through 5 city Hou Yu of support column, and power lead series connection push switch, this is pressed
It compresses switch and is fixed on 5 outer wall of support column.Stepper motor 9 is opened, stepper motor 9 drives drive shaft 10 to rotate, passes according to screw rod
Principle is moved, the feed screw nut 13 on screw rod 12 can push movable plate 14 to carry out vertical straight line movement, in the effect of movable plate 14
Under, vertical bar 16 pushes leveling pedestal 20 to carry out vertical straight line movement, to change the minimum point of leveling pedestal 20.Work as feed screw nut
13 in when least significant end, the minimum point of leveling pedestal 20 is higher than the minimum point of castor 15, at this time castor 15 and ground on screw rod 12
It directly contacts, workbench can be moved by castor 15, and support column 5 realizes locomotive function.
Support column 5 is lifted, so that the feed screw nut 13 in the support column 5 is in most significant end on screw rod 12, levelling foot at this time
The minimum point of seat 20 is lower than the minimum point of castor 15, puts down support column 5, and leveling pedestal 20 is directly contacted with ground, and workbench can
To stablize park on the ground, support column 5 realizes high security support function.
To sum up, the support of support column 5 and forwarding function may be implemented by levelling mechanism in the present invention.
Vertical bar 16 is equipped with four, and four square distributions of vertical bar 16, i.e., each support column is equipped with four leveling pedestals
20 are supported, reliable and stable, safety is good.Second support plate 8 wears four sliding sleeves 17,17 outer wall of sliding sleeve and the second support plate
8 are fixedly connected, and the coefficient of sliding friction of the socket of 17 inner wall of sliding sleeve and the vertical bar 16 that is slidably matched, sliding sleeve 17 is much smaller than the second support plate
The fluency that vertical bar 16 carries out vertical shift can be improved by sliding sleeve 17 in 8 coefficient of sliding friction, and four vertical bars 16 are welded with
Eight reinforcing rods 21, eight reinforcing rods 21 are divided into two groups, and two groups of reinforcing rods 21 are distributed in the upper and lower sides of the second support plate 8 respectively.
Eight reinforcing rods 21 make four connections of vertical bar 16 at an entirety, and stability is high, safe and reliable.
Second support plate, 8 periphery is arranged with sealing rubber shell 18, and sealing rubber shell 18 is abutted against with 5 inner wall of support column, by close
The sealing function of sealing shell 18 is in opposing seal state above second support plate 8, and foreign matter is avoided to cling screw rod 12, guarantees silk
12 normal use of bar.It seals and is equipped with angle steel 19 below rubber shell 18, angle steel 19 is bolted the second support plate 8 and support column respectively.
At the top of second support plate 8 be equipped with the second thrust bearing 19, the outer ring transition fit bearing block of the second thrust bearing 19,
The bearing block is bolted with the second support plate 8, and the second thrust bearing 19 is interference fitted with 12 bottom of screw rod, passes through the second thrust
Bearing 19 avoids 12 bottom of screw rod from swinging, so that screw rod transmission is more stable, reliable.
Workbench is made of steel top plate 1, interlayer 2 and steel substrate 3 in three-layer sandwich form, and interlayer 2 is using plating zinc-aluminium
Plate welds to form cross structure, and 2 periphery of interlayer is welded with carry out outline border, welds at the top of rectangular outer frame with steel top plate 1, rectangle
Outer frame bottom and steel substrate 3 weld.3 bottom centre of steel substrate is equipped with level meter 24, and level meter 24 is bath of glass level, water
The levelling tube of level 24 is made of glass, compares plastics level meter, and precision is relatively high.The level inside pipe wall of level meter 24 is
One curved surface with certain curvature radius, pipe is provided with liquid, and when level meter run-off the straight, bubble is just to water in levelling tube
The raised one end of level is mobile, so that it is determined that the position of horizontal plane.In the present embodiment, 24 upper surface glue connection magnet of level meter,
It is adsorbed on steel substrate 3, fast level meter 24 can be fixed by magnet.It, can be true by observing level meter 24
Determine whether workbench is in horizontality.
Support column 5 is fixedly connected with strut 22, and strut 22 is fixedly connected with support 23, and support 23 is positive tetragonous stage body, support 23
Be equipped with vibration isolator 4 at the top of support column 5, in the present embodiment, vibration isolator 4 uses VR type air-cushion type vibration isolator, that is, uses film
The principle of formula rubber air spring designs, and the aluminum base of 4 bottom of vibration isolator connects with support 23 and 5 bolt of support column respectively
It connects, 4 top fixation hole of vibration isolator is bolted with steel substrate 3.It is filled with by external air feed equipment to vibration isolator 4 specified
Compressed air, so that the rubber air spring of vibration isolator 4 is in running order, due to the structure and control of VR type air-cushion type vibration isolator
Process processed is well-known technique, so repeats no more herein.When design, need to fully take into account upper lower chamber inside vibration isolator 4
Volume when between 2 air chambers damping hole size relation, it is ensured that vertical direction isolation frequency is lower than in normal circumstances
2.0Hz, it is ensured that vibration isolator 4 good vibration isolating effect and bearing capacity, workbench anti-vibration performance under nominal operation air pressure
It is good, it is accurate reliable.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (8)
1. a kind of high security vibration isolation optical platform, including workbench, vibration isolator (4) and support column (5), the support column (5)
Bottom is equipped with levelling mechanism, it is characterised in that: support column (5) bottom is equipped with groove (6), is equipped with and adjusts in the groove (6)
Flattening mechanism, the levelling mechanism include in the first support plate (7) and the second support plate being horizontally arranged on support column (5) inner wall
(8), first support plate (7) is equipped with stepper motor (9) and the first thrust bearing (11), and the stepper motor (9), which drives, drives
Moving axis (10) rotation, the drive shaft (10) are interference fitted the first thrust bearing (11), and drive shaft (10) is fixed by shaft coupling
Connection wire rod (12), screw rod (12) the clearance fit feed screw nut (13), the feed screw nut (13) are fixedly connected with movable plate
(14), the second support plate (8) bottom is equipped with castor (15), and castor (15) periphery is equipped with vertical bar (16), the vertical bar
(16) top is fixedly connected movable plate (14) after the second support plate (8), and vertical bar (16) bottom is fixedly connected with leveling pedestal
(20).
2. a kind of high security vibration isolation optical platform according to claim 1, it is characterised in that: the workbench is by steel
Top plate (1), interlayer (2) and steel substrate (3) are constituted in three-layer sandwich form, and steel substrate (3) bottom centre is equipped with water
Level (24), the level meter (24) are bath of glass level, and magnet is glued in level meter (24) upper surface.
3. a kind of high security vibration isolation optical platform according to claim 1, it is characterised in that: the support column (5) is solid
Surely strut (22) are connected, the strut (22) is fixedly connected support (23), and the support (23) is positive tetragonous stage body, support (23)
It is equipped with vibration isolator (4) with support column (5) top, the vibration isolator (4) is air-cushion type vibration isolator.
4. a kind of high security vibration isolation optical platform according to claim 1, it is characterised in that: second support plate
(8) periphery is arranged with sealing rubber shell (18), and the sealing rubber shell (18) abuts against with support column (5) inner wall, seals rubber shell (18)
Lower section is equipped with angle steel (19), and the angle steel (19) is bolted the second support plate (8) and support column (5) respectively.
5. a kind of high security vibration isolation optical platform according to claim 1, it is characterised in that: second support plate
(8) top is equipped with the second thrust bearing (19), and second thrust bearing (19) and screw rod (12) bottom are interference fitted, and works as screw rod
When nut (13) is in least significant end on screw rod (12), the minimum point of leveling pedestal (20) is higher than the minimum point of castor (15).
6. a kind of high security vibration isolation optical platform according to claim 1, it is characterised in that: the vertical bar (16) is equipped with
Four, four square distributions of the vertical bar (16), second support plate (8) wears four sliding sleeves (17), the sliding sleeve
(17) outer wall is fixedly connected with the second support plate (8), the socket of sliding sleeve (17) inner wall and the vertical bar that is slidably matched (16).
7. a kind of high security vibration isolation optical platform according to claim 6, it is characterised in that: four vertical bars (16)
Eight reinforcing rods (21) are welded with, eight reinforcing rods (21) are divided into two groups, and two groups of reinforcing rods (21) are distributed in second respectively
The upper and lower sides of support plate (8).
8. a kind of high security vibration isolation optical platform according to claim 1, it is characterised in that: the castor (15) is band
There is the movable castor of brake, and the wheel body periphery of castor (15) is coated with polyurethane damping rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910823564.8A CN110531479A (en) | 2019-09-02 | 2019-09-02 | A kind of high security vibration isolation optical platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910823564.8A CN110531479A (en) | 2019-09-02 | 2019-09-02 | A kind of high security vibration isolation optical platform |
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| Publication Number | Publication Date |
|---|---|
| CN110531479A true CN110531479A (en) | 2019-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910823564.8A Pending CN110531479A (en) | 2019-09-02 | 2019-09-02 | A kind of high security vibration isolation optical platform |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113529809A (en) * | 2021-08-18 | 2021-10-22 | 一汽解放汽车有限公司 | Vibration isolation civil engineering construction method and assembly test experiment table |
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| CN205750064U (en) * | 2016-06-25 | 2016-11-30 | 无锡市锡斌光电设备有限公司 | Interferometer five dimension adjusts frame |
| CN205928534U (en) * | 2016-08-15 | 2017-02-08 | 江苏苏海工贸有限公司 | Movable numerical control detects assembly and uses device |
| CN208384203U (en) * | 2018-06-21 | 2019-01-15 | 内蒙古迪创隔振设备有限公司 | A kind of air-cushion type precision vibration isolation optical platform |
| CN208444069U (en) * | 2018-06-15 | 2019-01-29 | 张颂 | A kind of novel optical platform |
-
2019
- 2019-09-02 CN CN201910823564.8A patent/CN110531479A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204981105U (en) * | 2015-09-06 | 2016-01-20 | 上海东富龙科技股份有限公司 | Be applied to filling hoisting device who blows embedment all -in -one |
| CN205750064U (en) * | 2016-06-25 | 2016-11-30 | 无锡市锡斌光电设备有限公司 | Interferometer five dimension adjusts frame |
| CN205928534U (en) * | 2016-08-15 | 2017-02-08 | 江苏苏海工贸有限公司 | Movable numerical control detects assembly and uses device |
| CN208444069U (en) * | 2018-06-15 | 2019-01-29 | 张颂 | A kind of novel optical platform |
| CN208384203U (en) * | 2018-06-21 | 2019-01-15 | 内蒙古迪创隔振设备有限公司 | A kind of air-cushion type precision vibration isolation optical platform |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113529809A (en) * | 2021-08-18 | 2021-10-22 | 一汽解放汽车有限公司 | Vibration isolation civil engineering construction method and assembly test experiment table |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191203 |
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| RJ01 | Rejection of invention patent application after publication |