CN105259629A - Modular optical moving mirror centering structure and processing method - Google Patents
Modular optical moving mirror centering structure and processing method Download PDFInfo
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- CN105259629A CN105259629A CN201510665236.1A CN201510665236A CN105259629A CN 105259629 A CN105259629 A CN 105259629A CN 201510665236 A CN201510665236 A CN 201510665236A CN 105259629 A CN105259629 A CN 105259629A
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- picture frame
- index glass
- interior
- mirror frame
- frame
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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
- G02B7/003—Alignment of optical elements
- G02B7/005—Motorised alignment
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lens Barrels (AREA)
Abstract
The invention relates to a modular optical moving mirror centering structure and a processing method, and particularly to an optical moving mirror centering structure which can be modularly processed, assembled and detected and the processing method thereof. The modular optical moving mirror centering structure comprises a moving mirror and a mirror frame. The mirror frame comprises an inner mirror frame and an outer mirror frame. The mirror frame is fixed in the inner mirror frame. The inner mirror frame is mounted in the outer mirror frame. A linear rolling bearing which is composed of steel balls and a steel ball holding frame is arranged between the outer circumferential surface of the inner mirror frame and the inner circumferential surface of the outer mirror frame so that the inner mirror frame can slide in the outer mirror frame in an axial direction. The outer mirror frame is provided with optical centering processing outer circumferential surface. The optical moving mirror centering structure provided by the invention can perform modular processing, assembling and detection and furthermore has functions of settling technical problems of single mounting and detection of the moving mirror and a driving guiding assembly, reducing machining precision of mechanical components, ensuring realization of an optical design requirement, realizing easier control for product quality, and facilitating serialization and standardization in production.
Description
Technical field
The present invention relates to a kind of optics index glass adjective-centre structure and job operation, be specifically related to a kind of can modularization processing, assembling, detect optics index glass adjective-centre structure and job operation.
Background technology
At present, along with the fast development of photoelectric precision measuring technique, more and more higher to the requirement of optical lens picture element, the eccentric error of single optical lens optical axis and desirable system optical axis is the key factor affecting image quality.In order to ensure that this error is within the scope of designing requirement, optical centering technology uses increasingly extensive.Often existing in optical system needs the lens along optical axis direction movement to carry out the functions such as focusing, zoom, for this kind of index glass, need ensure that in motion process, the optical axis jerk value of lens own is within the scope of designing requirement.Way is in the past arranged separately in picture frame by lens, then on precision centering lathe, carries out centering processing, lens axis is overlapped with mechanical erection axle, finally picture frame is installed in guiding driving mechanism, can move back and forth along optical axis.Such Problems existing is: the installation component of index glass is separated with driving guidance set, install and detect inconvenience, in index glass motion process, optical axis jerk value can only be measured when the system integration, once overproof, the overall progress of optical lens will be delayed, do not meet modular designing requirement, reduce production efficiency.
Summary of the invention
In order to solve index glass with drive guidance set need individually to carry out installing and the technical matters detected, the invention provides a kind of can modularization processing, assembling, detection index glass adjective-centre structure.
Technical solution of the present invention is: the Modularized optical index glass adjective-centre structure provided, and comprise index glass and picture frame, its special character is: described picture frame comprises interior picture frame and outer picture frame, and index glass is fixed in interior picture frame, and interior picture frame is installed in outer picture frame; Be provided with the linear roller bearing be made up of steel ball and ball retainer between the outer circumference surface of interior picture frame and the inner peripheral surface of outer picture frame, interior picture frame can be slid axially in picture frame outside; Described outer picture frame has optical centering processing excircles side face.
The inner peripheral surface of above-mentioned outer picture frame is provided with left limit trim ring and right limit trim ring; Left limit trim ring and right limit trim ring are positioned at the both sides of picture frame, for limiting the range of movement of interior picture frame.
Above-mentioned interior picture frame and outer picture frame are steel matter, and the outer circumference surface of interior picture frame and the inner peripheral surface of outer picture frame are all coated with wearing layer, and steel ball, with the decrement of 3-5 μm, can ensure guiding accuracy.
The present invention also provides a kind of job operation of Modularized optical index glass adjective-centre structure, and its special character is: comprise the following steps:
1] index glass is arranged in interior picture frame, and is fixed with index glass trim ring;
2] interior picture frame is arranged in index glass frame, and the linear roller bearing be made up of steel ball and ball retainer is set between the outer circumference surface and the inner peripheral surface of outer picture frame of interior picture frame;
3] interior picture frame is moved back and forth vertically, utilize photoelectric auto-collimation method to measure the jerk value of picture frame in motion process;
4], after jerk value meets the demands, load clamping sleeve, tighten left limit trim ring simultaneously, interior picture frame is maintained static;
5] outer picture frame is contained in fine turning outer circle installed surface on optical centering lathe, makes its axis and optical axis coincidence;
6] process flange of outer picture frame is excised;
7] take out clamping sleeve, be met the index glass assembly of requirement.
The invention has the beneficial effects as follows: the optics index glass adjective-centre structure provided can carry out modularization processing, assembling, detection, reduce the machining precision of mechanical component, ensure that the realization of optical design requirements, product quality is easy to control more, is conducive to the seriation of production, standardization.
Accompanying drawing explanation
Fig. 1 is the structural representation of present pre-ferred embodiments.
Reference numeral is as follows: the outer picture frame of 1-, picture frame in 2-, 3-left limit trim ring, 4-clamping sleeve, 5-index glass trim ring, 6-right limit trim ring, 7-steel ball, 8-ball retainer, 9-index glass.
Embodiment
See Fig. 1, the linear roller bearing that present pre-ferred embodiments adopts high-precision steel ball 7 and ball retainer 8 to form plays driving guide effect.Index glass 9 is arranged in picture frame 2, and carries out position with index glass trim ring 5 and fix, and the outer circumference surface of interior picture frame 2 is as rolling spigot surface.Steel ball 7, ball retainer 8 are loaded in outer picture frame 1 together with interior picture frame 2, and the inner peripheral surface of outer picture frame 1 is also as rolling spigot surface.Outer picture frame 1 two ends are separately installed with left limit trim ring 3 and right limit trim ring 6, for limiting the extreme position of interior picture frame 2 motion.Now index glass 9 can with along reciprocating vertically in interior picture frame 2 outside picture frame 1, and utilize photoelectric auto-collimator to measure the optical axis jerk value of full motion stroke, if error is within the scope of designing requirement, then guiding mechanism meets the demands.The installation cylindrical of outer picture frame 1 can ensure the optical axis coincidence of mechanical erection axis and index glass again through centering processing.
The concrete job operation of present pre-ferred embodiments is as follows:
1] index glass 9 is contained in interior picture frame 2, and is fixed with index glass trim ring 5.
2] steel ball 7 is contained in ball retainer 8 and forms linear roller bearing, and interior picture frame 2 can slide in the endoporus of picture frame 1 outside, and steel ball has the decrement of 3 ~ 5 μm to ensure guiding accuracy.Left limit trim ring 3, right limit trim ring 6 are arranged on outer picture frame 1 by screw thread, the range of movement of picture frame 2 in restriction.The material of outer picture frame 1 and interior picture frame 2 is steel, and motion guide face plating wearing layer (as hard chrome) is to improve wearing quality.
3] clamping sleeve 4 is not installed, allows interior picture frame 2 move back and forth vertically, utilize photoelectric auto-collimation method to measure the jerk value of picture frame 2 in motion process.
4], after jerk value meets the demands, load clamping sleeve 4, tighten left limit trim ring 3, interior picture frame 2 is maintained static.
5] outer picture frame 1 is contained in fine turning outer circle installed surface on optical centering lathe, makes its axis and optical axis coincidence.
6] process flange is excised.
7] take out clamping sleeve 4, be met the index glass assembly of requirement.
Claims (6)
1. a Modularized optical index glass adjective-centre structure, comprises index glass and picture frame, it is characterized in that: described picture frame comprises interior picture frame and outer picture frame, and index glass is fixed in interior picture frame, and interior picture frame is installed in outer picture frame;
Be provided with the linear roller bearing be made up of steel ball and ball retainer between the outer circumference surface of interior picture frame and the inner peripheral surface of outer picture frame, interior picture frame can be slid axially in picture frame outside;
Described outer picture frame has optical centering processing excircles side face.
2. Modularized optical index glass adjective-centre structure according to claim 1, is characterized in that: the inner peripheral surface of described outer picture frame is provided with left limit trim ring and right limit trim ring; Left limit trim ring and right limit trim ring are positioned at the both sides of picture frame, for limiting the range of movement of interior picture frame.
3. Modularized optical index glass adjective-centre structure according to claim 1 and 2, is characterized in that: described interior picture frame and outer picture frame are steel matter.
4. Modularized optical index glass adjective-centre structure according to claim 3, is characterized in that: the outer circumference surface of described interior picture frame and the inner peripheral surface of outer picture frame are all coated with wearing layer.
5. Modularized optical index glass adjective-centre structure according to claim 4, is characterized in that: described steel ball is with the decrement of 3-5 μm.
6. a job operation for Modularized optical index glass adjective-centre structure, is characterized in that: comprise the following steps:
1] index glass is arranged in interior picture frame, and is fixed with index glass trim ring;
2] interior picture frame is arranged in index glass frame, and the linear roller bearing be made up of steel ball and ball retainer is set between the outer circumference surface and the inner peripheral surface of outer picture frame of interior picture frame;
3] interior picture frame is moved back and forth vertically, utilize photoelectric auto-collimation method to measure the jerk value of picture frame in motion process;
4], after jerk value meets the demands, load clamping sleeve, tighten left limit trim ring simultaneously, interior picture frame is maintained static;
5] outer picture frame is contained in processing excircles installed surface on optical centering lathe, makes its axis and optical axis coincidence;
6] process flange of outer picture frame is excised;
7] take out clamping sleeve, be met the index glass assembly of requirement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510665236.1A CN105259629A (en) | 2015-10-14 | 2015-10-14 | Modular optical moving mirror centering structure and processing method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510665236.1A CN105259629A (en) | 2015-10-14 | 2015-10-14 | Modular optical moving mirror centering structure and processing method |
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| CN105259629A true CN105259629A (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510665236.1A Pending CN105259629A (en) | 2015-10-14 | 2015-10-14 | Modular optical moving mirror centering structure and processing method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106908961A (en) * | 2017-04-24 | 2017-06-30 | 上海航天控制技术研究所 | Optical module adjustment method and instrument based on infrared imaging |
| CN106932881A (en) * | 2017-05-16 | 2017-07-07 | 广西奥顺仪器有限公司 | A kind of varifocus objective |
| CN113296213A (en) * | 2021-04-02 | 2021-08-24 | 中国科学院西安光学精密机械研究所 | Miniaturization and lightweight design and preparation method of optical lens and optical lens |
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| JP2005224343A (en) * | 2004-02-12 | 2005-08-25 | Sanyo Product Co Ltd | Game machine |
| CN202120223U (en) * | 2011-07-05 | 2012-01-18 | 深圳市科羽科技发展有限公司 | Track ball device |
| CN203405134U (en) * | 2013-06-25 | 2014-01-22 | 常州市双成工具有限公司 | Bearing seat inner and outer diameter run-out value detection apparatus |
| CN104459930A (en) * | 2014-08-27 | 2015-03-25 | 中国科学院长春光学精密机械与物理研究所 | Hole guiding ball straight line guiding mechanism |
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2015
- 2015-10-14 CN CN201510665236.1A patent/CN105259629A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005224343A (en) * | 2004-02-12 | 2005-08-25 | Sanyo Product Co Ltd | Game machine |
| CN202120223U (en) * | 2011-07-05 | 2012-01-18 | 深圳市科羽科技发展有限公司 | Track ball device |
| CN203405134U (en) * | 2013-06-25 | 2014-01-22 | 常州市双成工具有限公司 | Bearing seat inner and outer diameter run-out value detection apparatus |
| CN104459930A (en) * | 2014-08-27 | 2015-03-25 | 中国科学院长春光学精密机械与物理研究所 | Hole guiding ball straight line guiding mechanism |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106908961A (en) * | 2017-04-24 | 2017-06-30 | 上海航天控制技术研究所 | Optical module adjustment method and instrument based on infrared imaging |
| CN106908961B (en) * | 2017-04-24 | 2019-05-03 | 上海航天控制技术研究所 | Optical module adjustment method and tool based on infrared imaging |
| CN106932881A (en) * | 2017-05-16 | 2017-07-07 | 广西奥顺仪器有限公司 | A kind of varifocus objective |
| CN113296213A (en) * | 2021-04-02 | 2021-08-24 | 中国科学院西安光学精密机械研究所 | Miniaturization and lightweight design and preparation method of optical lens and optical lens |
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Application publication date: 20160120 |