CN104459939B - Spacing reflection mirror supports, focusing integrated apparatus - Google Patents
Spacing reflection mirror supports, focusing integrated apparatus Download PDFInfo
- Publication number
- CN104459939B CN104459939B CN201410822356.3A CN201410822356A CN104459939B CN 104459939 B CN104459939 B CN 104459939B CN 201410822356 A CN201410822356 A CN 201410822356A CN 104459939 B CN104459939 B CN 104459939B
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- CN
- China
- Prior art keywords
- focusing
- lever arm
- support
- main frame
- support platform
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- Expired - Fee Related
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/18—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors
- G02B7/182—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for mirrors
- G02B7/198—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for mirrors with means for adjusting the mirror relative to its support
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/18—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors
- G02B7/182—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for mirrors
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Automatic Focus Adjustment (AREA)
- Aerials With Secondary Devices (AREA)
- Telescopes (AREA)
Abstract
Spacing reflection mirror supports, focusing integrated apparatus belongs to space optical remote technical field, and this device includes: motor, gear pair, leading screw, nut, link, lever arm, support platform, pole and focusing main frame；Motor driven gear pair rotates, and drives screw turns by gear pair, and leading screw drives nut to move up and down；Nut is connected with link, when nut moves up and down, the input of lever arm can be driven to move up and down；Lever arm is connected with using flexible structure between support platform, support platform and focusing main frame with the focusing lower platform of main frame, lever arm, and lever arm input moves up and down drive support platform fine motion and realizes focusing function；Pole is connected the support function realizing reflecting mirror with support platform.The present invention is a key technology of space optical remote sensor, solves the problem that original body function is single, whole aircraft reliability is low, reduces the quantity of complete machine movable part, and the spatial environments improving system adapts to ability and reliability.
Description
Technical field
The invention belongs to space optical remote technical field, be specifically related to a kind of spacing reflection mirror and support, adjust
Burnt integrated apparatus.
Background technology
Space optical remote sensor need to meet when design satellite launch, work of entering the orbit environment (mechanics,
Temperature) adaptability requirement, accordingly, it would be desirable to be designed with focus adjusting mechanism, vibration during to compensate satellite launch,
The skew of the image planes that impact and space temperature change bring.For large-aperture long-focus reflective optic system
System, adapts to ability to improve the spatial environments of optical sensor, it is common practice to be designed with secondary mirror and adjust
Domain joint and focusing link two parts, the increase of movable part, the environment that will certainly affect system adapts to energy
Power, reduces the reliability of system.And the spatial environments adaptability of movable part is always the one of space industry
Individual technical barrier, is directly connected to the success or failure of whole task, and maximally effective solution is to try to reduce sky
Between the movable part of optical sensor, and improve its adaptive capacity to environment.
Summary of the invention
In order to solve problems of the prior art, the invention provides a kind of spacing reflection mirror support,
Focusing integrated apparatus, this focus adjusting mechanism is the space optical remote sensor must in office interior position adjusting reflecting mirror
Putting the method that provides, focus adjusting mechanism also provides for reflecting mirror and supports simultaneously.Mirror support, focusing
Integrated design is for long-focus heavy caliber reflective optical system, it is possible to reduce its link of focusing, and improves
The spatial environments of system adapts to ability, improves the reliability of optical sensor, extends its operation on orbit life-span.
It is as follows that the present invention solves the technical scheme that technical problem used:
Spacing reflection mirror supports, focusing integrated apparatus, it is characterised in that this device includes: stepping electricity
Machine, gear pair, leading screw, nut, link, lever arm, support platform, pole and focusing main frame；
Motor, gear pair, leading screw are connected with focusing main frame；Lever arm is positioned at the bottom of focusing main frame；
Motor driven gear pair rotates, and drives screw turns by gear pair, and leading screw drives nut to transport up and down
Dynamic；Nut is connected with link, when nut moves up and down, can drive on the input of lever arm and move down
Dynamic；Lever arm and the focusing lower platform of main frame, lever arm and support platform, support platform and focusing master
Using flexible structure to connect between framework, lever arm input moves up and down drive support platform fine motion and realizes
Focusing function；Pole is connected the support function realizing reflecting mirror with support platform.
The invention has the beneficial effects as follows: the present invention is an indispensable key of space optical remote sensor
Technology, solves the problem that original body function is single, whole aircraft reliability is low, can reduce complete machine movable part
The quantity of part, the spatial environments improving system adapts to ability and reliability, to Chinese Space optical sensor
Success be important technical guarantee, the innovation and development to Chinese Space optical sensor is important technology
Deposit.
Accompanying drawing explanation
Fig. 1 spacing reflection mirror of the present invention supports, the axonometric chart of focusing integrated apparatus.
Fig. 2 spacing reflection mirror of the present invention supports, the front sectional view of focusing integrated apparatus.
Fig. 3 spacing reflection mirror of the present invention supports, the top view of focusing integrated apparatus.
Fig. 4 spacing reflection mirror of the present invention supports, the application structure figure of focusing integrated apparatus.
Detailed description of the invention
With embodiment, the present invention is described in further details below in conjunction with the accompanying drawings.
Focusing range demands at least 1500 μm of reflecting mirror, in order to meet focusing resolution≤1.5 μm
Requirement, focus adjusting mechanism have employed unique design.This focus adjusting mechanism utilizes several traditional mechanism's group
Part, have devised high-precision system cleverly.As shown in Figures 1 to 4, spacing reflection mirror support,
Focusing integrated apparatus, this device includes: motor 3, support 4, gear wheel 5, little gear 6,
Leading screw 7, upper bearing (metal) 8, lower bearing 1, nut 10, upper limit position block 9, lower position block 2, link 11,
Lever arm 13, support platform 14, LVDT sensor 17, LVDT sensor upper bracket 18, LVDT
Sensor lower carriage 16, pole 19 and focusing main frame 12；Zooming section is by band 100:1 decelerator
Motor 3 drives, and motor 3 is 2:1 by speed ratio, by gear wheel 5 and little gear 6
The gear pair of composition drives leading screw 7 nut 10 mechanism kinematic；Leading screw 7 rotates and drives nut about 10 to transport
Dynamic；Nut 10 is connected with one end of link 11, when nut 10 moves up and down, with link 11
Lever arm 13 input that the other end connects will move up and down therewith；Lever arm 13 and focusing main frame
Adopt between 12 lower platforms, lever arm 13 and support platform 14, support platform 14 and focusing main frame 12
Connecting by flexible structure, lever arm 13 input moves up and down drive support platform 14 fine motion and realizes focusing
Function；Wherein, motor 3 is fixed on focusing main frame 12 by support 4, gear pair respectively with
Motor 3 axle and leading screw 7 are connected；Upper bearing (metal) 8 and lower bearing 1 make leading screw 7 and focusing main frame 12
Fixing connection；Upper limit position block 9 and lower position block 2 are positioned on leading screw 7, limit the displacement of nut 10；Two
Individual pole 19 is connected with support platform 14 by special studs and realizes support function；In support platform both sides,
There are two LVDT sensors 17 by LVDT sensor upper bracket 18 and LVDT sensor lower carriage
16 are separately mounted to focus on main frame 12, and LVDT sensor 17 limits the direction of motion of pole 19
And displacement, simultaneously as amount of movement position detecting element.
Support, focusing integrated design mirror system by reflecting mirror, supporting construction, focus adjusting mechanism group
Become.Transmitting mirror system is designed with three groups, and often group is connected with reflecting mirror by two support bars, forms reflection
Six foot type supporting constructions of mirror.Three groups of integrated apparatus by 120 ° uniformly at intervals on airship bulkhead, one
Body gasifying device and the junction pre-buried invar structural member of bulkhead.
Claims (4)
1. spacing reflection mirror support, focusing integrated apparatus, it is characterised in that this device includes: stepping
The main frame of motor, gear pair, leading screw, nut, link, lever arm, support platform, pole and focusing
Frame；Motor, gear pair, leading screw are connected with focusing main frame；Lever arm is positioned at focusing main frame
Bottom；Described motor driven gear pair rotates, and drives screw turns by gear pair, and leading screw drives
Nut moves up and down；Nut is connected with link, when nut moves up and down, can drive the defeated of lever arm
Enter end to move up and down；Lever arm is put down with support platform, support with the focusing lower platform of main frame, lever arm
Using flexible structure to be connected between platform with focusing main frame, lever arm input moves up and down drive and supports flat
Platform fine motion realizes focusing function；Pole is connected the support function realizing reflecting mirror with support platform.
2. spacing reflection mirror support as claimed in claim 1, focusing integrated apparatus, it is characterised in that
This device also includes: LVDT sensor；LVDT sensor is fixed on support platform both sides, makes pole
Move along direction initialization.
3. spacing reflection mirror support as claimed in claim 1, focusing integrated apparatus, it is characterised in that
Two poles are connected in described support platform.
4. spacing reflection mirror support as claimed in claim 1, focusing integrated apparatus, it is characterised in that
Described integrated apparatus is installed on below external device (ED), by 120 ° uniformly at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410822356.3A CN104459939B (en) | 2014-12-25 | 2014-12-25 | Spacing reflection mirror supports, focusing integrated apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410822356.3A CN104459939B (en) | 2014-12-25 | 2014-12-25 | Spacing reflection mirror supports, focusing integrated apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104459939A CN104459939A (en) | 2015-03-25 |
| CN104459939B true CN104459939B (en) | 2017-01-04 |
Family
ID=52906264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410822356.3A Expired - Fee Related CN104459939B (en) | 2014-12-25 | 2014-12-25 | Spacing reflection mirror supports, focusing integrated apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104459939B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109884060B (en) * | 2019-03-20 | 2024-09-24 | 武汉千屏影像技术有限责任公司 | Precise focusing device for digital slice scanner |
| CN110187491B (en) * | 2019-05-17 | 2024-04-09 | 中国科学院西安光学精密机械研究所 | Precision adjusting mechanism and be used for focusing device of space optical telescope |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3265360B2 (en) * | 1999-06-18 | 2002-03-11 | 独立行政法人産業技術総合研究所 | Reflection optical system support adjustment device |
| JP2001318301A (en) * | 2000-05-11 | 2001-11-16 | Canon Inc | Optical member supporting device |
| CN100504486C (en) * | 2007-11-30 | 2009-06-24 | 北京空间机电研究所 | Large diameter expansible primary lens precision locking apparatus for spatial observation optical remote sensor |
| CN201936060U (en) * | 2010-11-27 | 2011-08-17 | 合肥市百胜科技发展股份有限公司 | Clamping device for reflecting mirror |
| CN102662224A (en) * | 2012-05-04 | 2012-09-12 | 中国科学院长春光学精密机械与物理研究所 | Flexible focusing lens support component of space optical remote sensor |
-
2014
- 2014-12-25 CN CN201410822356.3A patent/CN104459939B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN104459939A (en) | 2015-03-25 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170104 Termination date: 20181225 |
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| CF01 | Termination of patent right due to non-payment of annual fee |