CN106873113B - A kind of mounting device suitable for the micro tilt adjustments of optical element - Google Patents
A kind of mounting device suitable for the micro tilt adjustments of optical element Download PDFInfo
- Publication number
- CN106873113B CN106873113B CN201710032381.5A CN201710032381A CN106873113B CN 106873113 B CN106873113 B CN 106873113B CN 201710032381 A CN201710032381 A CN 201710032381A CN 106873113 B CN106873113 B CN 106873113B
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- optical lens
- lens seat
- hole
- connecting hole
- installation
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- 230000003287 optical effect Effects 0.000 title claims abstract description 58
- 238000009434 installation Methods 0.000 claims abstract description 49
- 238000009827 uniform distribution Methods 0.000 claims abstract description 9
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 230000010354 integration Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
Classifications
-
- 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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lens Barrels (AREA)
Abstract
A kind of mounting device suitable for the micro tilt adjustments of optical element belongs to optic-mechanical design and integration techno logy field, it is therefore intended that solves the problems, such as that adjustment work of the existing technology repeats and inefficiency.A kind of mounting device suitable for the micro tilt adjustments of optical element of the invention includes: optical lens seat, and optical element is coaxially mounted on optical lens seat；Coaxially installation base plate disposed in parallel, the installation base plate are connected with optical lens seat by three mounting screws of circumference uniform distribution with the optical lens seat；And three diaphragm flexible pieces of the circumference uniform distribution between optical lens seat and installation base plate, each mounting screw pass through a diaphragm flexible piece.The present invention makes diaphragm flexible piece that certain flexible deformation occur, the final micro tilt adjustments for realizing optical lens seat by tightening or loosening corresponding mounting screw.Structure type is simple, and initial position precision is higher；The pre- next pair of mounting screw of diaphragm flexible piece has anti-loose effect, and adjustment work is succinct, high-efficient.
Description
Technical field
The invention belongs to optic-mechanical designs and integration techno logy field, and in particular to one kind is suitable for the micro inclination of optical element and adjusts
Whole mounting device.
Background technique
Precision optical system is to be formed by a series of optical elements according to stringent position and inclination angle precision adjustment.For it
In optical element generally require to the position of optical element and inclination angle in adjustment while carrying out accurate adjustment, with guarantee into
It penetrates with emergent ray close to Theoretical Design.Optical element is typically mounted on microscope base, and microscope base then needs that adjustment link energy is arranged
Micro tilt adjustments are enough realized, after adjustment, it is also necessary to the position of optical element is locked, avoid because vibration or
Other surprisingly cause the change of optical mirror slip position.
Currently used for realize microscope base tilt adjustments mode there are two types of, one is pass through artificial reconditioning strict guarantee microscope base
Tilt angle, which initial alignment precision is higher, but high to part processing request, to the ability of reconditioning technician also require compared with
Height, when adjustment must repeated multiple times dismounting, inefficiency；Another kind is to position adjustment mode using kinematics, by three spherical parts
Support ball impression, V-shaped groove and plane to realize the tilt adjustments of microscope base respectively, adjustment amount is larger, but initial position precision compared with
It is low, cause in actual optical system adjustment, is difficult to quickly complete adjustment detection, not locked well additionally, due to which
Tight function easily causes the optical element adjusted that position change occurs when system is shaken.Both the above adjustment side
Formula can all cause adjustment work to repeat, inefficiency, it is therefore desirable to which a kind of tilt adjusting mechanism is guaranteeing initial position precision
Under the premise of realize tilt angle micro adjustment.
Summary of the invention
It is an object of the invention to propose a kind of mounting device suitable for the micro tilt adjustments of optical element, solve existing
The problem of work of adjustment existing for technology repetition and inefficiency.
To achieve the above object, a kind of mounting device suitable for the micro tilt adjustments of optical element of the invention includes:
Optical lens seat, optical element are coaxially mounted on optical lens seat；
With optical lens seat installation base plate disposed in parallel, the installation base plate and optical lens seat pass through circumference uniform distribution
Three mounting screw connections；
And three diaphragm flexible pieces of the circumference uniform distribution between optical lens seat and installation base plate, each mounting screw are worn
Cross a diaphragm flexible piece.
The diaphragm flexible piece includes coaxial upper mounting plate and lower installation board disposed in parallel and is arranged in upper mounting plate
Four corneal films between lower installation version；
The upper mounting plate and lower installation board are the identical ring structure of structure, and centre is provided with connecting hole A, in ring structure
Four installation fixed structures of circumference uniform distribution, wherein one group of two installation fixed structure opposite about the center of circle are through-hole, another group
For threaded hole, the threaded hole of the through-hole of the upper mounting plate and lower installation version is opposite, and attachment screw passes through upper mounting plate or lower peace
Through-hole in loading board is connect with the threaded hole on lower installation board or upper mounting plate；The diameter of the connecting hole A is greater than mounting screw
Outer diameter；
Four corneal film is rectangular sheet body structure, and centre is provided with connecting hole B, and four corners are provided with connecting hole C, the quadrangle
Diaphragm both ends of the surface are provided with boss structure at connecting hole location of C, and the connecting hole B is identical with connecting hole A size, connecting hole C
Corresponding with four installation fixed structures on upper mounting plate, the diameter of the connecting hole C is greater than the outer diameter of attachment screw, described
The overall dimensions of boss are less than the diameter of the through-hole on upper mounting plate.
The diameter of light hole is greater than the light passing bore dia on optical lens seat among the installation base plate.
The invention has the benefit that a kind of mounting device suitable for the micro tilt adjustments of optical element of the invention fills
Optical element is installed to optical lens seat by timing, then passes through three diaphragm flexible pieces, is uniformly pre-tightened using three mounting screws
It is installed on installation base plate, when needing to carry out tilt adjustments to optical element, tightens or loosen corresponding installation by continuing
Screw makes diaphragm flexible piece that certain flexible deformation occur, the final micro tilt adjustments for realizing optical lens seat.Structure of the invention
Form is simple, and initial position precision is higher, and the pre- next pair of mounting screw of diaphragm flexible piece has anti-loose effect, adjustment work letter
It is clean, high-efficient.
Detailed description of the invention
Fig. 1 is a kind of mounting device structural schematic diagram suitable for the micro tilt adjustments of optical element of the invention；
Fig. 2 is a kind of diaphragm flexible piece structure suitable for the mounting device of the micro tilt adjustments of optical element of the invention
Schematic diagram；
Wherein: 1, optical lens seat, 2, optical element, 3, diaphragm flexible piece, 301, upper mounting plate, 302, connecting hole A, 303,
Through-hole, 304, threaded hole, 305, four corneal films, 306, connecting hole B, 307, connecting hole C, 308, lower installation board, 309, connection spiral shell
Nail, 4, installation base plate, 5, mounting screw.
Specific embodiment
Embodiments of the present invention are described further with reference to the accompanying drawing.
Referring to attached drawing 1, a kind of mounting device suitable for the micro tilt adjustments of optical element of the invention includes:
Optical lens seat 1, optical element 2 are coaxially mounted on optical lens seat 1；
With the optical lens seat 1 installation base plate 4 disposed in parallel, the installation base plate 4 and optical lens seat 1 are equal by circumference
Three mounting screws 5 of cloth connect；
And three diaphragm flexible pieces 3 of the circumference uniform distribution between optical lens seat 1 and installation base plate 4, each installation spiral shell
Nail 5 passes through a diaphragm flexible piece 3.
Referring to attached drawing 2, the diaphragm flexible piece 3 include coaxial upper mounting plate 301 and lower installation board 308 disposed in parallel with
And four corneal films 305 between upper mounting plate 301 and lower installation version are set；
The upper mounting plate 301 and lower installation board 308 are the identical ring structure of structure, and centre is provided with connecting hole A302,
Four installation fixed structures of circumference uniform distribution in ring structure, wherein one group of two installation fixed structure opposite about the center of circle is logical
Hole 303, another group is threaded hole 304, and the through-hole 303 of the upper mounting plate 301 and the lower threaded hole 304 for installing version are opposite, even
Screw 309 is connect on the through-hole 303 and lower installation board 308 or upper mounting plate 301 on upper mounting plate 301 or lower installation board 308
Threaded hole 304 connect；The diameter of the connecting hole A302 is greater than the outer diameter of mounting screw 5；
Four corneal film 305 is rectangular sheet body structure, and centre is provided with connecting hole B306, and four corners are provided with connecting hole
C307, four corneal films, 305 both ends of the surface are provided with boss structure, the connecting hole B306 and company at the position connecting hole C307
Connect that hole A302 size is identical, four installation fixed structures on connecting hole C307 and upper mounting plate 301 are corresponding, the connecting hole
The diameter of C307 is greater than the outer diameter of attachment screw 309, and the overall dimensions of the boss are less than the through-hole 303 on upper mounting plate 301
Diameter.
It chooses whether to be provided with light hole according to actual needs among the installation base plate 4；The intermediate light passing of the installation base plate 4
The diameter in hole is greater than the light passing bore dia on optical lens seat 1.
The diaphragm flexible piece 3 is the important composition of tilt adjustments mounting device, wherein upper mounting plate 301, four corneal films
305, the thickness of lower installation board 308 can guarantee higher machining accuracy, therefore three assembled diaphragm flexible piece 3 has
Higher uniform thickness precision, so as to guarantee the initial tilt precision of optical lens seat 1.By the design for changing four corneal films 305
Thickness can adjust the stiffness by itself of diaphragm flexible piece 3, and the inclination of diaphragm flexible piece 3 can be calculated by finite element method
Adjusting range, to extrapolate the tilt adjustments range of optical lens seat 1.
Claims (2)
1. a kind of mounting device suitable for the micro tilt adjustments of optical element, comprising:
Optical lens seat (1), optical element (2) are coaxially mounted on optical lens seat (1)；
It is characterized by further comprising:
With the optical lens seat (1) installation base plate disposed in parallel (4), the installation base plate (4) and optical lens seat (1) pass through circle
Three mounting screws (5) of Zhou Junbu connect；
And three diaphragm flexible pieces (3) of the circumference uniform distribution between optical lens seat (1) and installation base plate (4), each installation
Screw (5) passes through a diaphragm flexible piece (3)；
The diaphragm flexible piece (3) includes that coaxial upper mounting plate (301) disposed in parallel and lower installation board (308) and setting exist
Four corneal films (305) between upper mounting plate (301) and lower installation version；
The upper mounting plate (301) and lower installation board (308) are the identical ring structure of structure, and centre is provided with connecting hole A
(302), four installation fixed structures of circumference uniform distribution in ring structure, wherein one group of two installation fixed knot opposite about the center of circle
Structure is through-hole (303), and another group is threaded hole (304), the spiral shell of the through-hole (303) of the upper mounting plate (301) and lower installation version
Relatively, attachment screw (309) passes through the through-hole (303) on upper mounting plate (301) or lower installation board (308) under to pit (304)
Threaded hole (304) connection on mounting plate (308) or upper mounting plate (301)；The diameter of the connecting hole A (302) is greater than installation
The outer diameter of screw (5)；
Four corneal film (305) is rectangular sheet body structure, and centre is provided with connecting hole B (306), and four corners are provided with connecting hole C
(307), four corneal films (305) both ends of the surface are provided with boss structure, the connecting hole B at connecting hole C (307) position
(306) identical with connecting hole A (302) size, four installation fixed structure phases on connecting hole C (307) and upper mounting plate (301)
Corresponding, the diameter of the connecting hole C (307) is greater than the outer diameter of attachment screw (309), and the overall dimensions of the boss are less than upper peace
The diameter of through-hole (303) in loading board (301).
2. a kind of mounting device suitable for the micro tilt adjustments of optical element according to claim 1, which is characterized in that institute
It states and is provided with light hole among installation base plate (4)；The diameter of the intermediate light hole of the installation base plate (4) is greater than on optical lens seat (1)
Light passing bore dia.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710032381.5A CN106873113B (en) | 2017-01-16 | 2017-01-16 | A kind of mounting device suitable for the micro tilt adjustments of optical element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710032381.5A CN106873113B (en) | 2017-01-16 | 2017-01-16 | A kind of mounting device suitable for the micro tilt adjustments of optical element |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106873113A CN106873113A (en) | 2017-06-20 |
| CN106873113B true CN106873113B (en) | 2019-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710032381.5A Expired - Fee Related CN106873113B (en) | 2017-01-16 | 2017-01-16 | A kind of mounting device suitable for the micro tilt adjustments of optical element |
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| CN (1) | CN106873113B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107765391A (en) * | 2017-11-27 | 2018-03-06 | 西南石油大学 | A kind of adjustable lens mounting stand of multiple degrees of freedom |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101241221A (en) * | 2007-10-11 | 2008-08-13 | 中国科学院长春光学精密机械与物理研究所 | A Stable Adjustment Device for Refraction of Optical Axis in Refraction Optical Path |
| CN103246043A (en) * | 2012-02-08 | 2013-08-14 | 西格玛光机株式会社 | Optical element holder |
| CN203273205U (en) * | 2013-05-17 | 2013-11-06 | 武汉华中天经光电系统有限公司 | Precision mounting and adjusting device |
| CN104965288A (en) * | 2015-05-27 | 2015-10-07 | 中国科学院长春光学精密机械与物理研究所 | Lens three-dimensional accurate adjustment installation mechanism |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7679845B2 (en) * | 2007-01-25 | 2010-03-16 | Newport Corporation | Adjustable/non-adjustable precision optical mounts |
-
2017
- 2017-01-16 CN CN201710032381.5A patent/CN106873113B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101241221A (en) * | 2007-10-11 | 2008-08-13 | 中国科学院长春光学精密机械与物理研究所 | A Stable Adjustment Device for Refraction of Optical Axis in Refraction Optical Path |
| CN103246043A (en) * | 2012-02-08 | 2013-08-14 | 西格玛光机株式会社 | Optical element holder |
| CN203273205U (en) * | 2013-05-17 | 2013-11-06 | 武汉华中天经光电系统有限公司 | Precision mounting and adjusting device |
| CN104965288A (en) * | 2015-05-27 | 2015-10-07 | 中国科学院长春光学精密机械与物理研究所 | Lens three-dimensional accurate adjustment installation mechanism |
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| Publication number | Publication date |
|---|---|
| CN106873113A (en) | 2017-06-20 |
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