CN100504334C - Method for detecting photoelectric measurement device infrared optical axis azimuth change using hot plummet - Google Patents
Method for detecting photoelectric measurement device infrared optical axis azimuth change using hot plummet Download PDFInfo
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- CN100504334C CN100504334C CNB200610163249XA CN200610163249A CN100504334C CN 100504334 C CN100504334 C CN 100504334C CN B200610163249X A CNB200610163249X A CN B200610163249XA CN 200610163249 A CN200610163249 A CN 200610163249A CN 100504334 C CN100504334 C CN 100504334C
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Abstract
The invention relates to a method for inspecting the index changes of the infrared optical axle orientation of a photoelectric measuring device through a hot perpendicular line, and belongs to the technical filed of photoelectric device inspection. The invention aims at solving the technical problem that the invention provides a method for inspecting the index changes of the infrared optical axle orientation of the photoelectric measuring device through the hot perpendicular line. And the invention has the technical proposal that the measuring inspection system comprises a hanging ring, a terminal nip, a cable, a switch, a battery, a heavy hammer, an alloy steel wire and a measured device; the method comprises the steps as follow: firstly, the two ends of the alloy steel wire are respectively tied on the hanging ring and the heavy hammer to form a perpendicular line; secondly, the upper part and the lower part of the alloy steel wire are respectively connected with the terminal nip, and the cable is connected with the switch, the battery and the terminal nip in series to form a power-on loop; thirdly, the switch is closed, and the alloy steel wire is powered on and heated to form a hot perpendicular line target vertical standard; fourthly, the superposition condition of the infrared optical axle crossed vertical line of the measured device and the hot perpendicular line when being scanned from a horizontal angle of 0 degree to a high angle of 65 degrees so as to analyze the index changes of the infrared optical axle orientation.
Description
One, technical field:
The invention belongs to a kind of method that the infrared optical axis bearing sense of large photoelectric measuring equipment is changed check that relates in the photoelectric instrument inspection technology field.
Two, background technology:
The large photoelectric measuring equipment generally is meant such as the large photoelectric tracking measurement transit of astronomical telescope, tracking measurement weather satellite system, resource investigation remote sensing satellite system etc., is used to follow the tracks of that celestial body is measured, target measurement; According to the measurement function needs, on the large photoelectric measuring equipment, be provided with infra-red tracking measurement system, angle of pitch measurement range is at 0 ° of horizontal angle to 65 ° angle of elevation.Be to guarantee the consistance of measurement result, require the bearing sense of optical axis when different angles of elevation position of the infra-red tracking measurement system on the equipment must be with it bearing sense during at horizontal level consistent.Otherwise, will in measurement result, produce same target direction measuring error.Therefore, before the large photoelectric measuring equipment used, the bearing sense in the time of must carrying out different angles of elevation position to the optical axis of infra-red tracking measurement system detects to be demarcated, and makes the measurement of bearing error control in the scope that measuring accuracy allows.
Correlation technique belongs to the high-tech category, and developed country strictly blocks, and can not find out the correlation technique data.It is reported with the most approaching existing method of the present invention be that Chinese Academy of Sciences's Changchun optical precision optical machinery and physics Institute develop " three system optical axis congeneric tests of large photoelectric monitoring equipment device ", as shown in Figure 1: device comprises catoptron 1, mirror unit 2, pedestal 3, pentaprism seat 4, first pentaprism 5, second pentaprism 6, slide block guide rail 7, light source 8, graticule 9, slide block 10, the 3rd pentaprism 11, collimator objective 12.
Slide block guide rail 7 is fixed on the pedestal 3, at the two ends of slide block guide rail 7 pentaprism seat 4 and slide block 10 is installed respectively, and pentaprism seat 4 maintains static at the left end of guide rail, and slide block 10 can be along slide block guide rail 7 move left and right at the right-hand member of guide rail 7.First pentaprism 5 is fixed on the pentaprism seat 4, the 3rd pentaprism 11 is fixed on the slide block 10, make the following right-angle side of first pentaprism 5 parallel with the last right-angle side of the 3rd pentaprism 11, the vertical straight arm of angle vertical of the vertical straight arm of angle of first pentaprism 5 and the 3rd pentaprism 11 is parallel, second pentaprism 6 is fixed on the pentaprism seat 4, makes the last right-angle side horizontal parallel of the last right-angle side and the 3rd pentaprism 11 of second pentaprism 6.The light path height of first pentaprism 5, second pentaprism 6,11, three pentaprisms of the 3rd pentaprism is identical.The 3rd pentaprism 11 can move left and right along slide block guide rail 7 with slide block 10 on slide block 10, to adapt to by the distribution of three optical axis spacings on the test examination instrument.Light source 8, graticule 9, collimator objective 12 form collimated light beam toward mirror 1, mirror unit 2 is fixed on the pedestal 3, catoptron 1 is installed on the mirror unit 2, install with collimated light beam angle at 45, the height of collimated light path is identical with the formed light path height of first, second, third pentaprism.
The light that light source 8 sends is toward mirror 1 after collimator objective 12 is catadioptric, through catoptron 1 reflection, wherein a part directly enters by the infrared optical system of test examination instrument, another part collimated light enters first pentaprism 5, turn back and enter the 3rd pentaprism 11 after 90 °, turn back again and enter the visible optical system of tested instrument after 90 °, if this two parts collimated light beam is imaged on respectively on the optical axis of visible optical system and infrared optical system, then the optical axis of visible optical system and infrared optical system is parallel, if the light beam among both is imaged on the optical axis of visible optical system, and another collimated light beam is not imaged on the optical axis of infrared system, and then the miss distance of above-mentioned imaging point is the collimation error of visible optical system and infrared optical system two optical axises.
The subject matter that this method exists in actual use is: because said apparatus can not provide from the 0 ° of continual continuous coverage of horizontal angle to 65 ° angle of elevation position, therefore can not check continuous variation and the error of infrared optical axis from bearing sense between 0 ° of horizontal angle to 65 ° angle of elevation, make check in 0 ° of horizontal angle to 65 ° angle of elevation measurement range, spacer section occur, can cause assay to depart from actual state.
Three, summary of the invention
In order to overcome the inadaptability that existing method exists when using, the objective of the invention is to adapt to the detection needs of large photoelectric measuring equipment infrared system, a kind of method of inspection that adopts hot vertical line technology of ad hoc meter.
The problem to be solved in the present invention is: a kind of method that adopts the infrared optical axis bearing sense of hot vertical line check photoelectric measurement equipment to change is provided.The technical scheme of technical solution problem is the checking measurements system that is set up, as shown in Figure 2.
Comprise: suspension ring 13, binding clip are 14 a pair of, cable 15, switch 16, battery 17, weight 18, alloy-steel wire 20, tested instrument 19.
Method step is as follows:
At first, the two ends of alloy-steel wire 20 are tied up respectively on suspension ring 13 and weight 18, and suspension ring 13 are suspended on eminence, form vertical line;
Secondly, in the position of the close suspension ring 13 in the upper end of alloy-steel wire 20, the lower end connects binding clip 14 respectively near the position of weight 18; Cable 15 is received a pair of binding clip 14 by the both positive and negative polarity of serial connection switch 16, battery 17, form power circuit;
The 3rd, with switch 16 closures, make alloy-steel wire 20 by heating behind the electric current, form hot vertical line as the target vertical reference, the infrared optical system optical axis crosshair of tested instrument 19 is aimed at hot vertical line;
The 4th, between 0 ° of horizontal angle to 65 ° angle of elevation, scan observation, in the infrared optical system monitor of tested instrument 19, observe the situation that overlaps of hot vertical line and optical axis crosshair perpendicular line; The continuous variation and the measuring error of its bearing sense of interpretation in the miss distance indication of the infrared optical system of tested instrument 19.
Principle of work explanation: when using, after switch 16 closures, to there be electric current to make its heating by alloy-steel wire 20, send infrared ray, form hot vertical line target vertical reference, the infrared optical system optical axis crosshair of tested instrument 19 (large photoelectric measuring equipment) is aimed at hot vertical line target vertical reference, carry out from scanning observation between 0 ° of horizontal angle to 65 ° angle of elevation, the infrared optical system bearing sense of finishing tested instrument 19 is from the continuous variation between 0 ° of horizontal angle to 65 ° angle of elevation and the detection of measuring error.
If the infrared optical system optical axis crosshair perpendicular line of tested instrument 19 is all overlapping with hot vertical line between 0 ° of horizontal angle to 65 ° angle of elevation, the optical axis of proof infrared optical system is in the high angular region from 0 ° to 65 °, and is consistent with its bearing sense when the horizontal level.To in the infrared optical system monitor of tested instrument 19, form the tram picture among Fig. 3, if the infrared optical system optical axis crosshair perpendicular line of tested instrument 19 is not overlapping with hot vertical line, will in the infrared optical system monitor of tested instrument, form the picture that error is arranged among Fig. 4 between 0 ° of horizontal angle to 65 ° angle of elevation.By to the analysis of imaging situation with resolve, just can check continuous variation and the measuring error of infrared system optical axis from bearing sense between 0 ° of horizontal angle to 65 ° angle of elevation.
Good effect of the present invention: adopt hot vertical line, form the infrared target vertical reference that large photoelectric measuring equipment infrared optical system is accepted, provide from continuous coverage scope between 0 ° of horizontal angle to 65 ° angle of elevation, solved large photoelectric measuring equipment infrared optical system in the continuous detecting problem of pointing to from 0 ° of horizontal angle to 65 ° angle of elevation measurement range interior orientation.
The present invention needing in different angle of elevation measurement ranges can also be used for other visible optical systems of bearing sense continuity detection.
Four, description of drawings
Fig. 1 is the structural representation of prior art.
Fig. 2 is the structural representation that the present invention adopts hot vertical line measuring system.
Fig. 3 is that the infrared light axial cross silk perpendicular line of tested instrument is showing synoptic diagram from all overlapping with hot vertical line between 0 ° of horizontal angle to 65 ° angle of elevation.
Fig. 4 is that the infrared light axial cross silk perpendicular line of tested instrument is at the picture that does not overlap error from 0 ° of horizontal angle to 65 ° angle of elevation and hot vertical line.
Five, embodiment
The present invention implements by the method step of carrying in the technical scheme, suspension ring 13 in the checking measurements system that is wherein set up adopt the bakelite insulating material, binding clip 14 adopts crocodile clip, cable 15 adopts the high temperature fluoroplastic line of diameter 0.2mm, switch 16 adopts hilted broadsword type switch, weight 18 can be with plumbous, steel, material such as iron, become right cylinder or cone shape, weight＜10Kg, alloy-steel wire 20 adopts stainless steel or iron-nickel alloy material, and diameter＜0.2mm is elongated as far as possible, with the tension intensity that guarantees to cooperate with from continuous coverage scope between 0 ° of horizontal angle to 65 ° angle of elevation with weight 18, battery 17 use 1.5V～6V dry cells.
The infrared optical system optical axis crosshair of tested instrument 19 is aimed at hot vertical line (alloy-steel wire 20) from continuous sweep observation between 0 ° of horizontal angle to 65 ° angle of elevation.
Claims (1)
1, the method that changes with the infrared optical axis bearing sense of hot vertical line check photoelectric measurement equipment, it is characterized in that the checking measurements system that sets up comprises: suspension ring (13), binding clip (14) are a pair of, cable (15), switch (16), battery (17), weight (18), alloy-steel wire (20), tested instrument (19); Method step is as follows:
At first, the two ends of alloy-steel wire (20) are tied up respectively on suspension ring (13) and weight (18), and suspension ring (13) are suspended on eminence, form vertical line;
Secondly, in the position of the close suspension ring (13) in the upper end of alloy-steel wire (20), the lower end connects binding clip (14) respectively near the position of weight (18); Cable (15) is received a pair of binding clip (14) by the both positive and negative polarity of serial connection switch (16), battery (17), form power circuit;
The 3rd, with switch (16) closure, make alloy-steel wire (20) by heating behind the electric current, form hot vertical line as the target vertical reference, the infrared optical system optical axis crosshair of tested instrument (19) is aimed at hot vertical line;
The 4th, between 0 ° of horizontal angle to 65 ° angle of elevation, scan observation, in the infrared optical system monitor of tested instrument (19), observe the situation that overlaps of hot vertical line and optical axis crosshair perpendicular line; The continuous variation and the measuring error of its bearing sense of interpretation in the miss distance indication of the infrared optical system of tested instrument (19).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200610163249XA CN100504334C (en) | 2006-12-14 | 2006-12-14 | Method for detecting photoelectric measurement device infrared optical axis azimuth change using hot plummet |
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| CNB200610163249XA CN100504334C (en) | 2006-12-14 | 2006-12-14 | Method for detecting photoelectric measurement device infrared optical axis azimuth change using hot plummet |
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| CN101169348A CN101169348A (en) | 2008-04-30 |
| CN100504334C true CN100504334C (en) | 2009-06-24 |
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| CN108426700B (en) * | 2017-12-26 | 2019-08-09 | 北京空间机电研究所 | A kind of gravity is directed toward the detection method of influence on camera lens optical axis |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4198164A (en) * | 1976-10-07 | 1980-04-15 | Ensco, Inc. | Proximity sensor and method and apparatus for continuously measuring rail gauge |
| CN85202935U (en) * | 1985-11-23 | 1986-07-23 | 鄞县潘火宋立记建筑营造厂 | Automatic correcting plane meter |
| CN88200450U (en) * | 1988-01-16 | 1988-12-14 | 浙江省鄞县潘火宋立记建筑营造厂 | Installation instrument of building equipment |
| EP1108981A3 (en) * | 1999-12-16 | 2002-05-08 | James Scott Wishart | Apparatus for and a method of providing a reference point or line |
| CN1727843A (en) * | 2005-01-13 | 2006-02-01 | 中国科学院长春光学精密机械与物理研究所 | Laser emission and infrared reception two parallelism of optical axis caliberating devices on the surveyor's transit |
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- 2006-12-14 CN CNB200610163249XA patent/CN100504334C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4198164A (en) * | 1976-10-07 | 1980-04-15 | Ensco, Inc. | Proximity sensor and method and apparatus for continuously measuring rail gauge |
| CN85202935U (en) * | 1985-11-23 | 1986-07-23 | 鄞县潘火宋立记建筑营造厂 | Automatic correcting plane meter |
| CN88200450U (en) * | 1988-01-16 | 1988-12-14 | 浙江省鄞县潘火宋立记建筑营造厂 | Installation instrument of building equipment |
| EP1108981A3 (en) * | 1999-12-16 | 2002-05-08 | James Scott Wishart | Apparatus for and a method of providing a reference point or line |
| CN1727843A (en) * | 2005-01-13 | 2006-02-01 | 中国科学院长春光学精密机械与物理研究所 | Laser emission and infrared reception two parallelism of optical axis caliberating devices on the surveyor's transit |
Non-Patent Citations (3)
| Title |
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| 热象仪的校靶调整. 红外与激光技术，第3期. 1994 * |
| 经纬仪的检验和校正. 倪明先.林业调查规划，第1期. 1987 * |
| 自动安平水准仪补偿器的检验. 张怀才.测绘技术装备，第5卷第1期. 2003 * |
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