CN114966087A - Wide-application-range testing device for tracking angular velocity of photoelectric tracking instrument - Google Patents
Wide-application-range testing device for tracking angular velocity of photoelectric tracking instrument Download PDFInfo
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- CN114966087A CN114966087A CN202210519750.4A CN202210519750A CN114966087A CN 114966087 A CN114966087 A CN 114966087A CN 202210519750 A CN202210519750 A CN 202210519750A CN 114966087 A CN114966087 A CN 114966087A
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- tracking
- supporting
- photoelectric
- instrument
- angular velocity
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/42—Devices characterised by the use of electric or magnetic means
- G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The invention provides a testing device for tracking angular speed of a photoelectric tracking instrument, which is wide in application range and mainly solves the problems that the cost of the testing device for the angular speed of the photoelectric tracking instrument is high and the application range is small in the prior art. The invention comprises a photoelectric tracking instrument, a supporting base, a supporting cantilever and a tracking target; the photoelectric tracking instrument is arranged at the upper end of the supporting base; the inner end of the supporting cantilever is arranged on the supporting base, and the supporting base is taken as a rotating shaft and can rotate around the supporting base; the rotating shaft of the photoelectric tracking instrument and the rotating shaft of the supporting cantilever are coaxially arranged; a tracking target is arranged at the upper part of the outer end of the supporting cantilever, and a rotary driving component is arranged below the tracking target; the invention has simple structure, is very easy to build, simplifies the particularly complex structure in the prior art and has stable work; the test device has few components and moving parts, does not need precise adjustment, has clear test principle, and is easy to operate by a tester.
Description
Technical Field
The invention relates to a testing device for a photoelectric tracking instrument, in particular to a testing device for tracking angular velocity of a photoelectric tracking instrument with wide application range.
Background
The device for testing the tracking angular velocity of the photoelectric tracking instrument is a detection device for testing the performance of the tracking angular velocity of the photoelectric tracking instrument under the condition of a laboratory, and the laboratory generally uses a detection method for testing a target driven by a movable target tracked by the instrument, a target driven by an arc-shaped guide rail tracked by the instrument and a staring target on an electric control turntable at the present stage.
With the increasingly diversified requirements of photoelectric tracking instruments, the photoelectric tracking instruments have large size difference, the tracking angular velocity test range is continuously enlarged, the moving targets are used for checking the smaller angular range of the tracking angular velocity (the two-axis tracking instruments are required), the large arc-shaped guide rails or the electric control rotary tables are used for checking the higher cost of the tracking angular velocity, the equipment ordering period is long, and the application range is greatly limited by the overall dimension and the weight of the measured instrument.
In summary, the conventional device for testing the tracking angular velocity of the photoelectric tracking apparatus has a high cost and a small application range, and an economical and wide-application-range device for testing the tracking angular velocity of the photoelectric tracking apparatus is urgently needed.
Disclosure of Invention
The invention aims to solve the problems of higher cost and smaller application range of a testing device for the angular velocity of a photoelectric tracking instrument in the prior art, and provides the testing device for the angular velocity of the photoelectric tracking instrument, which has a wide application range.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a wide-application-range testing device for tracking angular velocity of a photoelectric tracking instrument is characterized in that: the device comprises a photoelectric tracking instrument, a supporting base, a supporting cantilever and a tracking target;
the photoelectric tracking instrument is arranged at the upper end of the supporting base;
the inner end of the supporting cantilever is arranged on the supporting base, and the supporting base is used as a rotating shaft and can rotate around the supporting base;
the rotating shaft of the photoelectric tracking instrument and the rotating shaft of the supporting cantilever are coaxially arranged;
the upper part of the outer end of the supporting cantilever is provided with the tracking target, and the lower part of the supporting cantilever is provided with a rotary driving assembly.
Furthermore, the rotary driving assembly comprises a bracket arranged at the outer end of the supporting cantilever, a driving motor fixed on the bracket and a driving wheel driven by the driving motor;
the tracking target is located on the upper side of the driving wheel.
Further, defining the rotation radius of the tracking target around the rotation shaft on the support cantilever as R, the rotation speed of the driving motor as N, the reduction ratio of the driving motor as N, and the diameter of the driving wheel as D;
then, the relationship between the rotation speed N of the driving motor and the motion angular velocity ω of the tracking target satisfies the following formula:
nN·πD＝ωR。
further, the supporting cantilever is a telescopic cantilever with adjustable length.
Furthermore, in order to make the tracked target more stable during rotation, a driven wheel is further installed on the supporting cantilever, and the driven wheel is installed on the lower side of the supporting cantilever through a support and is located between the supporting base and the tracked target.
Further, the supporting base is made of iron castings, angle steel welding or section bar building.
Furthermore, a rotating guide groove along the circumferential direction is arranged on the supporting base, and the rotating shaft is positioned in the middle of the rotating guide groove;
the inner end of the supporting cantilever is arranged on the rotating shaft through a bearing, or the inner end of the supporting cantilever is arranged outside the rotating shaft through a rotating ring.
Further, the tracking target is a visible light source, an infrared light source or a black body.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention has simple structure, is very easy to build, simplifies the particularly complex structure in the prior art and has stable work; the test device has few components and moving parts, does not need precise adjustment, has clear test principle, and is easy to operate by a tester.
2. The invention has the advantages of economic cost and short design and manufacturing period; the cost and the production period of the electric control rotary table are less than one fifth of the cost of a large arc-shaped guide rail and an electric control rotary table.
3. The support base has strong bearing capacity and no limitation on the appearance of the photoelectric tracking instrument, and the photoelectric tracking instrument with different appearance sizes and weights can be replaced according to the type of a tracking target.
4. The type of the tracked target is replaceable, the distance between the target and the target can be adjusted, and the requirements of various photoelectric tracking instruments on the target can be met.
5. The invention can realize the direction infinite rotation of the tracking target and can test the tracking angular speed of the photoelectric tracking instrument in a large-angle range or continuous rotation.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a testing apparatus for tracking angular velocity by a photoelectric tracking instrument with a wide application range according to the present invention.
In the figure, 1-a photoelectric tracking instrument, 2-a supporting base, 3-a tracking target, 4-a driving wheel, 5-a driving motor, 6-a supporting cantilever, 7-a driven wheel and 8-a rotating guide groove.
Detailed Description
In order to make the objects, advantages and features of the present invention more clear, the following detailed description is made of a device for testing the tracking angular velocity of an opto-electronic tracking instrument, which is provided by the present invention and has a wide application range, with reference to the accompanying drawings and specific embodiments.
The invention provides an economical and wide-application-range testing device for the tracking angular velocity of a photoelectric tracking instrument, aiming at the problems that the testing device for the photoelectric tracking angular velocity in the prior art is high in cost and small in application range.
As shown in fig. 1, the device for testing the tracking angular velocity of the photoelectric tracking instrument with a wide application range provided by the present invention comprises a photoelectric tracking instrument 1, a supporting base 2, a supporting cantilever 6 and a tracking target 3; the photoelectric tracking instrument 1 is arranged at the upper end of the supporting base 2; the inner end of the supporting cantilever 6 is arranged on the supporting base 2, and can rotate around the supporting base 2 by taking the supporting base 2 as a rotating shaft; the support base 2 is made of iron castings, angle steel welding or section bar building, the building mode is simple, the cost is low, and the support base 2 has the advantages of being high in bearing capacity, free of limitation on the appearance of the photoelectric tracking instrument 1, and capable of replacing the photoelectric tracking instrument 1 with different appearance sizes and weights according to the type of the tracking target 3; in order to adapt to different test environments and different test requirements between the photoelectric tracking instrument 1 and the tracking target 3, the supporting cantilever 6 is set to be a telescopic cantilever with adjustable length; in order to make the tracked target 3 more stable in the rotating process, a driven wheel 7 is also arranged on the supporting cantilever 6, and the driven wheel 7 is arranged on the lower side of the supporting cantilever 6 through a bracket and is positioned between the supporting base 2 and the tracked target 3; the rotating shaft of the photoelectric tracking instrument 1 and the rotating shaft of the supporting cantilever 6 are coaxially arranged; the upper portion of the outer end of the supporting cantilever 6 is provided with a tracking target 3, the tracking target 3 is a visible light source, an infrared light source or a black body and the like, and can be replaced according to different test requirements, a rotary driving assembly is arranged below the tracking target, and the tracking target 3 is driven to rotate around the photoelectric tracking instrument 1 through the rotary driving assembly when in test, so that the requirement of testing the angular speed of the photoelectric tracking instrument 1 is met.
As shown in fig. 1, the rotary driving assembly comprises a bracket arranged at the outer end of the supporting cantilever 6, a driving motor 5 fixed on the bracket and a driving wheel 4 driven by the driving motor 5; the rotary driving assembly is arranged at the outer end of the supporting cantilever 6, the rotary driving assembly is a most labor-saving driving scheme, the influence of the increase of the length of the supporting cantilever 6 is small, and the power of the driving motor 5 can be reduced as much as possible; track target 3 and be located the upside of drive wheel 4, track target 3 and can dismantle with the support of drive wheel 4 upside and be connected, and concrete connection mode selects in prior art, can be according to the different track target 3 types of type quick replacement of photoelectric tracking instrument 1 to have better linkage effect, be difficult for droing can.
Defining the rotation radius of a tracking target 3 around a rotating shaft on a supporting cantilever 6 as R, the rotating speed of a driving motor 5 as N, the reduction ratio of the driving motor 5 as N and the diameter of a driving wheel 4 as D; then, the relationship between the rotation speed N of the drive motor 5 and the movement angular velocity ω of the tracking target 3 satisfies the following formula:
nN·πD＝ωR；
according to the principle of the formula, in actual measurement, a measurer can adjust the motion angular velocity of the tracking target 3 by controlling the rotating speed of the driving motor 5, so that the measurement of the tracking angular velocity of the photoelectric tracking instrument 1 is realized.
As a preferred scheme, the present invention can realize the connection between the supporting cantilever 6 and the supporting base 2 in the following way, so as to meet the requirement that the tracking target 3 is driven to rotate around the rotation center of the supporting base 2 by the rotation driving component; a rotating guide groove 8 along the circumferential direction can be arranged on the supporting base 2, and the rotating shaft is positioned in the middle of the rotating guide groove 8; the inner end of the supporting cantilever 6 can be arranged on the rotating shaft through a bearing, or the inner end of the supporting cantilever 6 is arranged outside the rotating shaft through a rotating ring; of course, the present invention is not limited to the above implementation, and those skilled in the art can implement this function by other existing technologies.
The testing device manufactured by the embodiment has a particularly simple structure, is very easy to build, simplifies a particularly complex structure in the prior art, and works stably; the device has few components and moving parts, does not need precise adjustment, has a clear testing principle, and is easy to operate by testing personnel; the cost is economical, and the design and manufacturing period is short; the cost and the production period of the electric control rotary table are less than one fifth of the cost of a large arc-shaped guide rail and an electric control rotary table.
Claims (8)
1. The utility model provides a wide photoelectric tracking instrument of application scope tracks angular velocity's testing arrangement which characterized in that: the device comprises a photoelectric tracking instrument (1), a supporting base (2), a supporting cantilever (6) and a tracking target (3);
the photoelectric tracking instrument (1) is arranged at the upper end of the supporting base (2);
the inner end of the supporting cantilever (6) is arranged on the supporting base (2), and the supporting base (2) is used as a rotating shaft and can rotate around the supporting base (2);
the rotating shaft of the photoelectric tracking instrument (1) and the rotating shaft of the supporting cantilever (6) are coaxially arranged;
the upper part of the outer end of the supporting cantilever (6) is provided with the tracking target (3), and the lower part is provided with a rotary driving component.
2. The wide-application-range testing device for tracking angular velocity of the photoelectric tracking instrument according to claim 1, wherein: the rotary driving component comprises a bracket arranged at the outer end of the supporting cantilever (6), a driving motor (5) fixed on the bracket and a driving wheel (4) driven by the driving motor (5);
the tracking target (3) is positioned on the upper side of the driving wheel (4).
3. The wide-application-range testing device for tracking angular velocity of the photoelectric tracking instrument according to claim 2, wherein: defining the rotation radius of the tracking target (3) around a rotation shaft on a support cantilever (6) as R, the rotation speed of a driving motor (5) as N, the reduction ratio of the driving motor (5) as N, and the diameter of a driving wheel (4) as D;
then, the relation between the rotating speed N of the driving motor (5) and the movement angular speed omega of the tracking target (3) satisfies the following formula:
nN·πD＝ωR。
4. the wide-application-range testing device for tracking angular velocity of the photoelectric tracking instrument according to claim 3, wherein: the supporting cantilever (6) is a telescopic cantilever with adjustable length.
5. The wide-application-range testing device for tracking angular velocity of the photoelectric tracking instrument according to claim 4, wherein:
and a driven wheel (7) is further mounted on the supporting cantilever (6), and the driven wheel (7) is mounted on the lower side of the supporting cantilever (6) through a support and is positioned between the supporting base (2) and the tracking target (3).
6. The device for testing the tracking angular velocity of the photoelectric tracking instrument with wide application range according to any one of claims 1 to 5, wherein:
the supporting base (2) is made of iron castings, angle steel welding or sectional material building.
7. The device for testing the tracking angular velocity of the photoelectric tracking instrument with wide application range according to any one of claims 1 to 5, wherein: a rotary guide groove (8) is formed in the supporting base (2) along the circumferential direction, and the rotating shaft is located in the middle of the rotary guide groove (8);
the inner end of the supporting cantilever (6) is arranged on the rotating shaft through a bearing, or the inner end of the supporting cantilever (6) is arranged outside the rotating shaft through a rotating ring.
8. The device for testing the tracking angular velocity of the photoelectric tracking instrument with wide application range according to any one of claims 1 to 5, wherein: the tracking target (3) is a visible light source, an infrared light source or a black body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210519750.4A CN114966087A (en) | 2022-05-12 | 2022-05-12 | Wide-application-range testing device for tracking angular velocity of photoelectric tracking instrument |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210519750.4A CN114966087A (en) | 2022-05-12 | 2022-05-12 | Wide-application-range testing device for tracking angular velocity of photoelectric tracking instrument |
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| CN114966087A true CN114966087A (en) | 2022-08-30 |
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Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IL126213A0 (en) * | 1996-04-03 | 1999-05-09 | Placa Ltd | Angular measurement apparatus |
| CN101080332A (en) * | 2004-12-15 | 2007-11-28 | 大陆-特韦斯贸易合伙股份公司及两合公司 | Transmission system for tire state quantities |
| CN101526420A (en) * | 2009-03-25 | 2009-09-09 | 中国科学院上海技术物理研究所 | Device simulating laser target of small-angle movement |
| CN103591967A (en) * | 2013-10-28 | 2014-02-19 | 中国科学院长春光学精密机械与物理研究所 | Method for generating optical Chirp signal for optical servo system frequency spectrum curve tests |
| CN104034511A (en) * | 2014-06-12 | 2014-09-10 | 中国科学院上海技术物理研究所 | Detecting method for photoelectric tracking performance |
| US20160131479A1 (en) * | 2014-11-12 | 2016-05-12 | Kabushiki Kaisha Topcon | Tilt Detecting System And Tilt Detecting Method |
| CN105589062A (en) * | 2015-12-05 | 2016-05-18 | 中国航空工业集团公司洛阳电光设备研究所 | Dynamic target tracking accuracy test device for photoelectric detection equipment |
| CN106169907A (en) * | 2016-06-30 | 2016-11-30 | 华夏聚光（内蒙古）光伏电力有限公司 | A kind of solar tracking solar power system |
| CN107243686A (en) * | 2017-08-01 | 2017-10-13 | 北京航空航天大学 | A kind of increasing material manufacturing device of long-armed type large thin-wall ring |
| CN108844242A (en) * | 2018-08-20 | 2018-11-20 | 张军善 | A kind of solar two-dimension tracking energy-saving servo device of tracks positioned driving |
| CN210981287U (en) * | 2019-11-15 | 2020-07-10 | 中国航空工业集团公司洛阳电光设备研究所 | Photoelectric turret overhead tracking test device |
| CN114152218A (en) * | 2021-11-05 | 2022-03-08 | 北京科技大学 | Ice and snow protective equipment home range measuring device |
-
2022
- 2022-05-12 CN CN202210519750.4A patent/CN114966087A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IL126213A0 (en) * | 1996-04-03 | 1999-05-09 | Placa Ltd | Angular measurement apparatus |
| CN101080332A (en) * | 2004-12-15 | 2007-11-28 | 大陆-特韦斯贸易合伙股份公司及两合公司 | Transmission system for tire state quantities |
| CN101526420A (en) * | 2009-03-25 | 2009-09-09 | 中国科学院上海技术物理研究所 | Device simulating laser target of small-angle movement |
| CN103591967A (en) * | 2013-10-28 | 2014-02-19 | 中国科学院长春光学精密机械与物理研究所 | Method for generating optical Chirp signal for optical servo system frequency spectrum curve tests |
| CN104034511A (en) * | 2014-06-12 | 2014-09-10 | 中国科学院上海技术物理研究所 | Detecting method for photoelectric tracking performance |
| US20160131479A1 (en) * | 2014-11-12 | 2016-05-12 | Kabushiki Kaisha Topcon | Tilt Detecting System And Tilt Detecting Method |
| CN105589062A (en) * | 2015-12-05 | 2016-05-18 | 中国航空工业集团公司洛阳电光设备研究所 | Dynamic target tracking accuracy test device for photoelectric detection equipment |
| CN106169907A (en) * | 2016-06-30 | 2016-11-30 | 华夏聚光（内蒙古）光伏电力有限公司 | A kind of solar tracking solar power system |
| CN107243686A (en) * | 2017-08-01 | 2017-10-13 | 北京航空航天大学 | A kind of increasing material manufacturing device of long-armed type large thin-wall ring |
| CN108844242A (en) * | 2018-08-20 | 2018-11-20 | 张军善 | A kind of solar two-dimension tracking energy-saving servo device of tracks positioned driving |
| CN210981287U (en) * | 2019-11-15 | 2020-07-10 | 中国航空工业集团公司洛阳电光设备研究所 | Photoelectric turret overhead tracking test device |
| CN114152218A (en) * | 2021-11-05 | 2022-03-08 | 北京科技大学 | Ice and snow protective equipment home range measuring device |
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