CN100410642C - Method for detecting verticality of optical axis and mounting baseplane in optical system - Google Patents
Method for detecting verticality of optical axis and mounting baseplane in optical system Download PDFInfo
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- CN100410642C CN100410642C CNB2005100167922A CN200510016792A CN100410642C CN 100410642 C CN100410642 C CN 100410642C CN B2005100167922 A CNB2005100167922 A CN B2005100167922A CN 200510016792 A CN200510016792 A CN 200510016792A CN 100410642 C CN100410642 C CN 100410642C
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Abstract
The present invention relates to an optical system optical axis and a detecting method of the mounting basal plane verticality of the optical axis, which belongs to the technical field of detection technology of an optical device. An optical system to be detected is arranged on a precise rotary platform of an adjustable platform, a parallel optical tube is arranged above the optical system, and the parallel optical tube and an axial line of the precise rotary platform is in parallel through the rotating of the precise rotary platform and adjusting the adjustable platform; an autocollimator is arranged above a plane mirror on the precise rotary platform, so that the autocollimator and the plane mirror can be in self-quasi imaging, and the orientation and the angle of the autocollimator can be recorded; an image of the adjustable platform which is adjusted to an electric cross wire is coincident with the image of the cross wire of the parallel optical tube, and the orientation and the angle of the autocollimator can be read; an error of nonperpendicularity of the optical axis of the optical system to be detected and the mounting basal plane can be calculated. The present invention can be widely used for the detection of verticality of optical axes of optical systems of aerospace and aeronautics, and mounting basal planes thereof.
Description
Technical field
The invention belongs to optical instrument detection technique field, relate to the detection method of a kind of system optical axis and its installation base surface verticality.
Background technology
Along with the development of Aeronautics and Astronautics cause, the requirement of optical axis to the installation base surface verticality proposed many optical systems (scouting optical system etc. as unmanned plane).For guaranteeing that optical system in use keeps stable, often do not add adjusting mechanism during design, but make the verticality of the two reach requirement, and have the performance of shake-proof corrosioning impact by machining and the means of debuging, guarantee in use not change.This index should be carried out narrow examination before use, guarantees that it reaches designing requirement.The optical axis of optical system is the measurement index that optical system is unified Xiang Xin to the installation base surface verticality, do not find at present about this index can be for reference and the measuring method used for reference.
Summary of the invention
The object of the invention provides the detection method of a kind of system optical axis and its installation base surface verticality.
Performing step of the present invention is as follows:
(a) place precise rotating platform 2 on leveling platform 3, tested optical system 1 is placed on the precise rotating platform 2;
(b) directly over precise rotating platform 2, set up a parallel light tube 4, place the crosshair graticule on the focal plane of parallel light tube 4, the alignment lens parallel light tube 4 of tested optical system 1, crosshair on parallel light tube 4 focal planes is presented on the monitor through tested optical system 1 imaging, and electric crosshair image is presented at the monitor center simultaneously;
(c) rotate precise rotating platform 2, on monitor, observe the variation of picture with the relative position of the picture of parallel light tube 4 crosshairs of electric crosshair, between these two pictures, relative displacement is arranged, then the optical axis of the axis of rotation of precise rotating platform 2 and parallel light tube 4 is not parallel, adjusting leveling platform 3 makes the axis of rotation of precise rotating platform 2 parallel with the optical axis of parallel light tube 4, the picture that rotates precise rotating platform 2 electric crosshairs this moment does not have relative displacement with the picture of parallel light tube 4 crosshairs, and this moment, the bias of two crosshair pictures was brought by tested optical system 1 optical axis and installation base surface non-perpendicularity;
(d) plane mirror 6 is placed on the precise rotating platform 2, set up autocollimator 5 directly over the plane mirror 6, make autocollimator 5 and plane mirror 6 autocollimatic imagings, the angle of record autocollimator 5, i.e. the angle α of plane mirror 6 normals and autocollimator optical axis;
(e) adjust leveling platform 3, make the optical axis of tested optical system 1 and the optical axis coincidence of parallel light tube 4, the picture of observing electric crosshair on monitor overlaps with the picture of parallel light tube 4 crosshairs, plane mirror 6 is adjusted with tested optical system 1, changed former normal direction, read the angle of autocollimator 5, promptly this moment plane mirror 6 normals and autocollimator optical axis angle β;
(f) calculate tested optical system 1 optical axis and installation base surface non-perpendicularity error delta=β-α.
The characteristics of measuring method of the present invention:
The present invention is placed on tested optical system on the precise rotating platform, make the check of tested system optical axis and its installation base surface verticality be converted to the check of optical axis and precise rotating platform upper surface verticality, thereby, be converted to these two separable, measurable amounts of upper surface of the optical axis and the precise rotating platform of optical system with system optical axis and two not easily separated, as to be difficult for measurement amounts of its installation base surface.
The present invention can be widely used in space flight, aviation system optical axis in the check of its installation base surface verticality.
Description of drawings
Fig. 1 is the embodiment of the present invention synoptic diagram, also is the specification digest accompanying drawing.1 is tested optical system, 3 leveling platforms, 2 precise rotating platforms, 4 parallel light tubes, 5 autocollimators, 6 plane mirrors among the figure.
Embodiment
The device that realization the present invention measures system optical axis and its installation base surface verticality comprises leveling platform 3, precise rotating platform 2, parallel light tube 4, autocollimator 5, plane mirror 6.
CCD receiver signal output part with tested optical system 1 before measuring is connected with monitor, electric crosshair generator is connected with monitor to do auxiliary the observation simultaneously.
Measure a concrete optical system, the method implementation step of scouting system optical axis and its installation base surface verticality as unmanned plane is as follows:
(a) place precise rotating platform 2 on leveling platform 3, tested optical system 1 is placed on the precise rotating platform 2; The axis of rotation of precise rotating platform 2 should be vertical mutually with precise rotating platform 2 surfaces, both verticality depend on the requirement of tested optical system 1 optical axis and installation base surface verticality, the verticality on the axis of rotation of precise rotating platform 2 and precise rotating platform 2 surfaces should be better than 1/5 of tested optical system 1 optical axis and installation base surface verticality, requiring for verticality is 100 " tested optical system 1, the verticality on the axis of rotation of precise rotating platform 2 and precise rotating platform 2 surfaces is better than 20 "; Leveling platform 3 adopts the mode of 3 leveling, and higher sensitivity is arranged, and makes the revolving shaft of precise rotating platform 2 parallel with the optical axis of parallel light tube 4 by the adjustment of exchanging platform 3;
(b) set up a parallel light tube 4 directly over precise rotating platform 2, the effect of parallel light tube 4 provides an infinite distance target, and its focal length should be 2～3 times of focal length of tested optical system 1; Place the crosshair graticule on the focal plane of parallel light tube 4, the alignment lens parallel light tube 4 of tested optical system 1, crosshair on parallel light tube 4 focal planes is presented on the monitor through the image that tested optical system 1 forms, and electric crosshair image is presented at the monitor center simultaneously;
(c) rotate precise rotating platform 2, on monitor, observe the variation of picture with the relative position of the picture of parallel light tube 4 crosshairs of electric crosshair, between these two pictures, relative displacement is arranged, then the optical axis of the axis of rotation of precise rotating platform 2 and parallel light tube 4 is not parallel, adjusting leveling platform 3 makes the axis of rotation of precise rotating platform 2 parallel with the optical axis of parallel light tube 4, the picture of electric crosshair does not have relative displacement with the picture of parallel light tube 4 crosshairs at this moment, and this moment, the bias of two crosshair pictures was brought by optical axis and installation base surface non-perpendicularity;
(d) plane mirror 6 is placed on the precise rotating platform 2, the face shape of plane mirror 6 is better than 1 λ, sets up autocollimator 5 directly over the plane mirror 6, makes autocollimator 5 and plane mirror 6 autocollimatic imagings, and autocollimator 5 is selected 0.2 " autocollimator for use; The angle of record autocollimator 5, i.e. the angle α of plane mirror 6 normals and autocollimator optical axis;
(e) adjust leveling platform 3, make the optical axis of tested optical system 1 and the optical axis coincidence of parallel light tube 4, the picture of observing electric crosshair on monitor overlaps with the picture of parallel light tube 4 crosshairs, plane mirror 6 is adjusted with tested optical system 1, changed former normal direction, read the angle of autocollimator 5, promptly this moment plane mirror 6 normals and autocollimator optical axis angle β;
(f) calculate tested optical system 1 optical axis and installation base surface non-perpendicularity error delta=β-α.
According to tested optical system 1 optical axis that calculates and installation base surface non-perpendicularity error delta, can and debug means by machining and make it reach designing requirement.
Claims (1)
1. the detection method of a system optical axis and its installation base surface verticality is characterized in that adopting the following step:
(a) go up placement precise rotating platform (2) at leveling platform (3), tested optical system (1) is placed on the precise rotating platform (2);
(b) directly over precise rotating platform (2), set up a parallel light tube (4), place the crosshair graticule on the focal plane of parallel light tube (4), the alignment lens parallel light tube (4) of tested optical system (1), crosshair on parallel light tube (4) focal plane is presented on the monitor through the image that tested optical system (1) forms, and electric crosshair image is presented at the monitor center simultaneously;
(c) rotate precise rotating platform (2), on monitor, observe the variation of picture with the relative position of the picture of parallel light tube (4) crosshair of electric crosshair, between these two pictures, relative displacement is arranged, then the optical axis of the axis of rotation of precise rotating platform (2) and parallel light tube (4) is not parallel, adjust leveling platform (3) and make the axis of rotation of precise rotating platform (2) parallel with the optical axis of parallel light tube (4), the picture of electric crosshair does not have relative displacement with the picture of parallel light tube (4) crosshair at this moment;
(d) plane mirror (6) is placed on the precise rotating platform (2), set up autocollimator (5) directly over the plane mirror (6), make autocollimator (5) and plane mirror (6) autocollimatic imaging, the orientation angles of record autocollimator (5), i.e. the angle α of plane mirror (6) normal and autocollimator (5) optical axis;
(e) adjust leveling platform (3), make the optical axis of tested optical system (1) and the optical axis coincidence of parallel light tube (4), the picture of observing electric crosshair on monitor overlaps with the picture of parallel light tube (4) crosshair, read the orientation angles of autocollimator (5), i.e. the normal of plane mirror this moment (6) and the angle β of autocollimator (5) optical axis;
(f) calculate tested optical system (1) optical axis and installation base surface non-perpendicularity error delta=β-α.
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2005100167922A CN100410642C (en) | 2005-05-18 | 2005-05-18 | Method for detecting verticality of optical axis and mounting baseplane in optical system |
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| CNB2005100167922A CN100410642C (en) | 2005-05-18 | 2005-05-18 | Method for detecting verticality of optical axis and mounting baseplane in optical system |
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| CN1865889A CN1865889A (en) | 2006-11-22 |
| CN100410642C true CN100410642C (en) | 2008-08-13 |
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| CN103522291A (en) * | 2013-10-29 | 2014-01-22 | 中国人民解放军总装备部军械技术研究所 | Target capturing system and method of explosive ordnance disposal robot |
| CN105573344A (en) * | 2015-12-17 | 2016-05-11 | 中国科学院西安光学精密机械研究所 | Optical axis horizon reference and method for establishing optical axis horizon reference |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6771372B1 (en) * | 2001-11-01 | 2004-08-03 | Therma-Wave, Inc. | Rotational stage with vertical axis adjustment |
-
2005
- 2005-05-18 CN CNB2005100167922A patent/CN100410642C/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6771372B1 (en) * | 2001-11-01 | 2004-08-03 | Therma-Wave, Inc. | Rotational stage with vertical axis adjustment |
| US20040223144A1 (en) * | 2001-11-01 | 2004-11-11 | Thomas Traber | Rotational stage with vertical axis adjustment |
Non-Patent Citations (2)
| Title |
|---|
| 光轴与其安装基面平行度检验方法的探讨. 叶露，马军.计量技术，第7期. 2004 * |
| 分光计的调整 - 望远镜光轴与望远镜（或载物台）旋转轴严格垂直. 孙令文.大学物理实验，第9卷第2期. 1996 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103522291A (en) * | 2013-10-29 | 2014-01-22 | 中国人民解放军总装备部军械技术研究所 | Target capturing system and method of explosive ordnance disposal robot |
| CN103522291B (en) * | 2013-10-29 | 2016-08-17 | 中国人民解放军总装备部军械技术研究所 | The target grasping system of a kind of explosive-removal robot and method |
| CN105573344A (en) * | 2015-12-17 | 2016-05-11 | 中国科学院西安光学精密机械研究所 | Optical axis horizon reference and method for establishing optical axis horizon reference |
| CN105573344B (en) * | 2015-12-17 | 2018-07-03 | 中国科学院西安光学精密机械研究所 | A kind of optical axis horizontal reference and the method for establishing optical axis horizontal reference |
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