CN109737986B - Image Quality Inspection System of Photoelectric Theodolite - Google Patents
Image Quality Inspection System of Photoelectric Theodolite Download PDFInfo
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- CN109737986B CN109737986B CN201811589446.7A CN201811589446A CN109737986B CN 109737986 B CN109737986 B CN 109737986B CN 201811589446 A CN201811589446 A CN 201811589446A CN 109737986 B CN109737986 B CN 109737986B
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- 238000001514 detection method Methods 0.000 claims abstract description 39
- 238000003384 imaging method Methods 0.000 claims abstract description 35
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Abstract
本发明适用光电检测技术领域，提供了一种光电经纬仪的成像质量检测系统，该系统包括依次沿光路方向的投影组件、轴端连接筒、调焦组件和反射镜；所述反射镜位于所述光电经纬仪的四通内；所述轴端连接筒用于将所述系统固定于光电经纬仪上；所述调焦组件固定于所述轴端连接筒内；所述投影组件与所述轴端连接筒相连，用于提供静态虚拟光学目标与检测图像。从而在不影响光电经纬仪工作的同时能够随时实现光电经纬仪的成像质量检测，大大提高了光电经纬仪成像质量检测的便利性。
The invention is applicable to the technical field of photoelectric detection, and provides an imaging quality detection system of a photoelectric theodolite, the system comprising a projection assembly, a shaft end connecting cylinder, a focusing assembly and a reflecting mirror sequentially along the direction of the optical path; the reflecting mirror is located in the inside the four-way of the photoelectric theodolite; the shaft end connecting cylinder is used to fix the system on the photoelectric theodolite; the focusing assembly is fixed in the shaft end connecting cylinder; the projection assembly is connected to the shaft end The barrel is connected to provide static virtual optical targets and inspection images. Therefore, the imaging quality detection of the photoelectric theodolite can be realized at any time without affecting the operation of the photoelectric theodolite, which greatly improves the convenience of the imaging quality detection of the photoelectric theodolite.
Description
Technical Field
The invention belongs to the technical field of photoelectric detection, and particularly relates to an imaging quality detection system of a photoelectric theodolite.
Background
The photoelectric theodolite is a two-dimensional moving precision tracking platform, bears a photoelectric imaging system, an angle measuring system, a transmission system, a distance measuring system, an infrared and television tracking system and the like, and is mainly used for tracking and measuring static and moving targets. In flight tests (such as satellite launching, airplane testing and the like), the external ballistic parameters such as the position, the speed, the acceleration and the like of a measured target at every moment can be accurately measured while a target image is captured, so that accurate angle measurement information is obtained, the accurate miss distance of the target can be obtained through interpretation processing of the target image afterwards, and a more accurate angle measurement value can be obtained through superposition. Meanwhile, the photoelectric theodolite can also be used for recording the flight attitude and the event of the target to be measured.
As a high-precision measuring device, the realization of the above functions of the photoelectric theodolite depends on the guarantee of precision, during the development and production process of the photoelectric theodolite, all technical indexes (such as visual axis error, horizontal axis error, minimum speed, maximum acceleration, tracking error, infrared, television and laser tracking error, off-target measurement precision of infrared, television and laser systems, dynamic angle measurement precision detection and other technical indexes) are detected by a professional detection method and meet the requirements, but under the influence of factors such as long-term transportation, road jolt, measurement environment and the like, phenomena such as optical axis position shaking, image surface position change, certain subsystem functional faults and the like can occur, the reliability of the photoelectric theodolite can not be guaranteed under certain conditions, and the photoelectric theodolite needs to accurately and quickly evaluate and detect the imaging quality of the optical system at the moment, to eliminate and identify the problem.
However, in an external environment, it is difficult to find the detection device, and only the moon can be used for providing the target, so that the weather condition is particularly important, the weather factors greatly restrict the detection process, and the working efficiency is seriously influenced.
Disclosure of Invention
The invention aims to provide an imaging quality detection system of an electro-optic theodolite, and aims to solve the technical problem that the imaging quality detection of the electro-optic theodolite in the prior art is inconvenient.
The invention provides an imaging quality detection system for providing a photoelectric theodolite, which comprises a projection assembly, a shaft end connecting cylinder, a focusing assembly and a reflector, wherein the projection assembly, the shaft end connecting cylinder, the focusing assembly and the reflector are sequentially arranged along a light path direction;
the reflector is positioned in a four-way of the photoelectric theodolite; the shaft end connecting cylinder is used for fixing the system on the photoelectric theodolite; the focusing assembly is fixed in the shaft end connecting cylinder; the projection assembly is connected with the shaft end connecting cylinder and used for providing a static virtual optical target and a detection image.
Optionally, the system further includes a mirror switching assembly, configured to fix the mirror and drive the mirror to move;
when the system works, the reflector switching component drives the reflector to cut into a four-way of the photoelectric theodolite; when the system does not work, the reflector switching component drives the reflector to move out of the four-way of the photoelectric theodolite.
Optionally, the reflector switching assembly includes an outer barrel and an inner barrel, the reflector switching assembly is connected to the shaft end connecting barrel by switching the outer barrel, and the reflector moves along the cam curved groove through the inner barrel.
Optionally, the system further comprises an attenuation plate assembly located between the projection assembly and the shaft end connector barrel.
Optionally, the focusing assembly includes a distance focusing unit and a temperature focusing unit.
Optionally, the mirror is a 45 ° mirror.
Optionally, the system is connected with a shaft end of a horizontal shaft of the electro-optic theodolite and fixed on the horizontal shaft.
The imaging quality detection system of the photoelectric theodolite comprises a projection component, a shaft end connecting cylinder, a focusing component and a reflector which are sequentially arranged along the direction of a light path; the image that the projection subassembly provided projects the primary optical system of electro-optic theodolite with the form of parallel light after focusing subassembly, speculum are handled, realizes the formation of image quality detection of electro-optic theodolite, has improved the convenience that the formation of image quality of electro-optic theodolite detected greatly to can not influence the normal work of electro-optic theodolite.
Drawings
Fig. 1 is a schematic diagram of an imaging quality detection system 5 installed with an electro-optic theodolite 1.
Fig. 2 is a schematic structural diagram of the imaging quality detection system 5.
Fig. 3 is a light line diagram of the imaging quality detection system 5 shown in the present embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The following detailed description of specific implementations of the present invention is provided in conjunction with specific embodiments:
fig. 1-2 are schematic structural diagrams illustrating an imaging quality detection system 5 of an electro-optic theodolite according to an embodiment of the present invention, and for convenience of description, only the portions related to the embodiment of the present invention are shown, which are detailed as follows:
fig. 1 is a schematic diagram of an imaging quality detection system 5 installed with an electro-optic theodolite 1. As shown in fig. 1, the imaging quality detection system 5 is connected to the shaft end of the horizontal shaft 4 of the photoelectric theodolite 1, and the imaging quality detection system 5 is fixed on the horizontal shaft 4 of the photoelectric theodolite 1 and is coaxial with the horizontal shaft 4 of the photoelectric theodolite. Moreover, the imaging quality detection system 5 can simultaneously perform pitching and azimuth movements along with the sighting frame and the vertical axis of the photoelectric theodolite 1, and the imaging quality detection system 5 is static relative to the photoelectric theodolite when moving, so that a static virtual optical target of the photoelectric theodolite can be provided.
During imaging quality detecting system 5's speculum 51 was fixed in speculum switching module 52, speculum switching module 52 can be followed the horizontal axis direction of photoelectric theodolite and removed, and the during operation drives speculum 51 through speculum switching module 52 and cuts in photoelectric theodolite's cross 2, and speculum switching module 52 drives speculum 51 and shifts out theodolite cross 2 during the inoperative to do not influence photoelectric theodolite's normal work.
Optionally, the reflecting mirror 51 is a 45-degree reflecting mirror, so that an angle of 45 degrees is formed between the reflecting mirror 51 and the main mirror 3 of the photoelectric theodolite 1, and the main mirror 3 receives the parallel light provided by the imaging quality detection system 5 and then performs subsequent imaging, detection and other operations, thereby greatly improving the convenience of the imaging quality detection of the photoelectric theodolite.
Fig. 2 is a schematic structural diagram of the imaging quality detection system 5. As shown in fig. 2, the imaging quality detection system 5 includes a projection component 56, an attenuation sheet component 55, a shaft end connecting cylinder 54, a focusing component 53, a mirror switching component 52 and a mirror 51 in this order along the optical path direction.
The reflector 51 is positioned in the cross joint 2 of the electro-optic theodolite 1; the shaft end connecting cylinder 54 is used for fixing the system on the photoelectric theodolite 1; the focusing assembly 53 is fixed in the shaft end connecting cylinder 54; the projection assembly 56 is connected with the shaft end connecting cylinder 54 and is used for providing a static virtual optical target and a detection image; the attenuation plate assembly 55 is located between the projection assembly 56 and the shaft end connector barrel 54.
On being fixed in the horizontal axis 4 of electro-optic theodolite 1 with this system through axle head connecting cylinder 54, axle head connecting cylinder 54 plays main support and connection effect, focusing subassembly 53 is fixed in axle head connecting cylinder 54 and can slide in axle head connecting cylinder 54 and focus, speculum switching subassembly 52 links to each other with crossing axle head connecting cylinder 54 through switching speculum outer lens cone, speculum 51 realizes switching along the cam curved slot through speculum inner lens cone to realize the removal of speculum.
In the imaging quality detection system 5, the reflector 51 is fixed in the reflector switching component 52, the reflector switching component 52 can move along the horizontal axis direction of the photoelectric theodolite 1, when the imaging quality of the photoelectric theodolite is detected, the reflector 51 is driven by the reflector switching component 52 to be switched into a cross 2 of the photoelectric theodolite, an angle of 45 degrees is formed between the reflector 51 and a main mirror 3 of the photoelectric theodolite, and the main mirror 3 of the photoelectric theodolite receives parallel light provided by the imaging quality detection system 5 to perform subsequent imaging, detection and other work; when the imaging quality of the photoelectric theodolite is not detected, the reflector switching component 52 drives the reflector 51 to move out of the cross joint 2 of the photoelectric theodolite 1, and the normal work of the photoelectric theodolite is not influenced.
For example, fig. 3 is a light line diagram of the imaging quality detection system 5 shown in the present embodiment. The imaging quality detection system 5 can project the image of the projector to the main optical system of the electro-optic theodolite in the form of parallel light. The projector can be placed at the position of the projection assembly 56 to provide various required pictures, the attenuation piece assembly 55 can adjust the luminous flux entering the system, the focusing assembly 53 can focus according to the change of the target distance and the ambient temperature to ensure the imaging quality, the 45-degree reflector 51 can fold and turn light, the structure is more compact, and the system is cut in and cut out in the end of a horizontal shaft along the direction of the horizontal shaft.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811589446.7A CN109737986B (en) | 2018-12-25 | 2018-12-25 | Image Quality Inspection System of Photoelectric Theodolite |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811589446.7A CN109737986B (en) | 2018-12-25 | 2018-12-25 | Image Quality Inspection System of Photoelectric Theodolite |
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| Publication Number | Publication Date |
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| CN109737986A CN109737986A (en) | 2019-05-10 |
| CN109737986B true CN109737986B (en) | 2021-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811589446.7A Active CN109737986B (en) | 2018-12-25 | 2018-12-25 | Image Quality Inspection System of Photoelectric Theodolite |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115086534B (en) * | 2022-07-20 | 2022-11-08 | 中国科学院长春光学精密机械与物理研究所 | Compound dynamic sealing spherical nitrogen-filled photoelectric turntable suitable for medium and large diameter optical equipment |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH449280A (en) * | 1966-11-02 | 1967-12-31 | Filotecnica Salmoiraghi Spa | Gyroscopic theodolite |
| DE2821170C2 (en) * | 1978-05-13 | 1986-06-26 | Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar | Device for objectified target capture |
| CH672024A5 (en) * | 1987-03-02 | 1989-10-13 | Wild Leitz Ag Optik Feinmechan | |
| EP2219011A1 (en) * | 2009-02-11 | 2010-08-18 | Leica Geosystems AG | Geodesic measuring device |
| US9541382B2 (en) * | 2011-12-19 | 2017-01-10 | Kabushiki Kaisha Topcon | Rotation angle detecting apparatus and surveying instrument |
| CN104931070B (en) * | 2015-06-17 | 2017-08-18 | 胡林亭 | A kind of optical signal injected simulation method |
| CN117308893A (en) * | 2017-10-30 | 2023-12-29 | 常州市新瑞得仪器有限公司 | Working method of auto-collimation total station |
| EP3696498B1 (en) * | 2019-02-15 | 2025-04-09 | Trimble Jena GmbH | Surveying instrument and method of calibrating a survey instrument |
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