CN108344427A - A kind of calibration method and calibration mechanism of the pitching speculum of star sensor - Google Patents
A kind of calibration method and calibration mechanism of the pitching speculum of star sensor Download PDFInfo
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- CN108344427A CN108344427A CN201810104676.3A CN201810104676A CN108344427A CN 108344427 A CN108344427 A CN 108344427A CN 201810104676 A CN201810104676 A CN 201810104676A CN 108344427 A CN108344427 A CN 108344427A
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- mechanical rotating
- autocollimation theodolite
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C25/00—Manufacturing, calibrating, cleaning, or repairing instruments or devices referred to in the other groups of this subclass
Abstract
The present invention relates to a kind of calibration method of the pitching speculum of star sensor and calibration mechanisms.Calibration method includes the following steps：1）Speculum is drawn in the one end installation of mechanical rotating shaft, mechanical rotating shaft is measured by the first autocollimation theodolite and draws the angle of speculum.It adjusts pose of the extraction speculum on mechanical rotating shaft and so that mechanical rotating shaft is vertical with speculum is drawn.2）The normal angle of pitching speculum is adjusted；Autocollimatic is carried out to pitching speculum by the second autocollimation theodolite；Keep the first autocollimation theodolite and the second autocollimation theodolite mutually accurate；Keep the orientation of the second autocollimation theodolite and the first autocollimation theodolite reading mutually remaining；The second autocollimation theodolite is operated in pitching to rotation, monitors the autocollimatic value of the second autocollimation theodolite, the pose for adjusting pitching speculum makes the autocollimatic value of the second autocollimation theodolite be fixed or maintained in installation error allowable range.Correction accuracy of the present invention is high, and operating personnel are few, and correction rate is fast.
Description
Technical field
The invention belongs to airborne celestial navigation fields, and in particular to a kind of calibration side of the pitching speculum of star sensor
Method.
Background technology
Currently, with the development of space technology and airmanship, countries in the world are constantly deep to the research of airborne star sensor
Enter, in miniaturization, high-precision development course, a variety of star sensors occurs.Star sensor is in Aeronautics and Astronautics, navigation etc.
It is to have independent navigation energy as inertia gyroscope airmanship that navigation field, which has important application value, maximum feature,
Power, is a kind of high-precision spatial attitude measuring, and measurement accuracy reaches rad grade.
Wherein, in the star sensor with pitching speculum, fixed star light is reflected into imaging system by pitching speculum
System, using pitching speculum around its shaft rotate, the field angle of star sensor can be effectively increased, for target search and with
Track greatly improves the environmental suitability of system.In such star sensor, pitching speculum is mounted on a mechanical rotating shaft
, it is constantly to be rotated with spatial altitude, the position etc. of star sensor, its rotation error will influence star image in sensing element
（Such as CCD）On position, that is, target position coordinates, directly affect measurement accuracy.
Currently, in such star sensor, the orthogonal error characterization between the normal and mechanical rotating shaft of pitching speculum is bowed
Face upward the rotation error of speculum.It is logical that orthogonal error between existing normal and mechanical rotating shaft to pitching speculum, which carries out calibration,
It crosses large scale equipment zenith instrument to realize, this calibration method is too big using equipment, and occupied space is big, and the precision of calibration is low, behaviour
It is more to make personnel demand, calibration speed is slow.
Invention content
The technical problem to be solved in the present invention is to provide a kind of correction accuracy height, the star sensors that speed is fast, convenient, flexible
Pitching speculum calibration method and calibration mechanism.
In order to solve the above-mentioned technical problem, a kind of technical solution that the present invention uses is：A kind of pitching of star sensor is anti-
The calibration method for penetrating mirror, includes the following steps：
1）The rotation axis of mechanical rotating shaft is drawn
Speculum is drawn in the one end installation of mechanical rotating shaft, it is anti-with extraction to measure mechanical rotating shaft by the first autocollimation theodolite
Penetrate the angle of mirror.It adjusts pose of the extraction speculum on mechanical rotating shaft and so that mechanical rotating shaft is vertical with speculum is drawn.It draws
The normal of speculum is parallel with the rotation axis of mechanical rotating shaft, and the normal direction for drawing speculum represents the rotary shaft of mechanical rotating shaft
Line direction.
）The normal angle of pitching speculum is adjusted
It is kept from time by its orientation numerical value zero setting in the first autocollimation theodolite；
Autocollimatic is carried out to pitching speculum by the second autocollimation theodolite, the direction for adjusting the second autocollimation theodolite obtains the
The auto-collimation picture of two autocollimation theodolites；
The first autocollimation theodolite and the second autocollimation theodolite are rotated simultaneously, make the first autocollimation theodolite and the second auto-collimation
Theodolite is mutually aligned, the orientation reading of the first autocollimation theodolite of record, and the second autocollimation theodolite orientation is read
Number zero setting；
Rotating the second autocollimation theodolite again keeps its orientation reading and the orientation reading of the first autocollimation theodolite mutually remaining；
Operating the second autocollimation theodolite makes it in pitching to rotation, and the second autocollimation theodolite of monitoring is to pitching speculum in side
Position to autocollimatic value, adjust pitching speculum pose make the second autocollimation theodolite in rotation process, the second auto-collimation
The autocollimatic value of theodolite is fixed or maintained in installation error allowable range, it is believed that the rotation of pitching speculum normal and mechanical rotating shaft
Shaft axis is orthogonal.
Specifically, step 1）Extraction speculum be installed on one end of mechanical rotating shaft by drawing regulating device of reflecting mirror
Portion draws regulating device of reflecting mirror by adjusting and realizes that drawing pose of the speculum on mechanical rotating shaft is adjusted.
Further, the extraction regulating device of reflecting mirror include the first mounting base and three first boss, described first
Mounting base draws speculum for being fixedly mounted, and described three first boss are respectively and fixedly installed to the bottom of the first mounting base
Portion, described three first boss are also connect with mechanical rotating shaft end respectively, are adjusted three first boss respectively and are stretched out machinery turn
The length of shaft end is to realize that drawing pose of the speculum on mechanical rotating shaft is adjusted.
The step 1）Specially：
Mechanical rotating shaft is mounted on shaft supporting seat, the mechanical rotating shaft can rotate about axis rotation, will draw speculum
The one end of mechanical rotating shaft is mounted on together with extraction regulating device of reflecting mirror；
First autocollimation theodolite is placed in the normal direction for drawing speculum, the direction for adjusting the first autocollimation theodolite is obtained
Derived from collimation picture；
Rotating machinery shaft monitors the movement of the first autocollimation theodolite auto-collimation picture, and adjusting extraction regulating device of reflecting mirror makes
Mechanical rotating shaft is obtained in rotating about axis rotary course, the auto-collimation picture of the first autocollimation theodolite is fixed or maintained at installation
In allowable range of error, it is believed that the normal for drawing speculum represents the rotation axis of mechanical rotating shaft.
It is described that the first autocollimation theodolite and the second autocollimation theodolite is made to be mutually aligned specially：Pass through the first auto-collimation
When any one component in theodolite and the second autocollimation theodolite observes another component, the division line of the two overlaps.
Specifically, step 2）Pitching speculum the periphery of mechanical rotating shaft is installed on by pitching regulating device of reflecting mirror
On, realize that pose of the pitching speculum on mechanical rotating shaft is adjusted by adjusting pitching regulating device of reflecting mirror.
Further, the pitching regulating device of reflecting mirror include the second mounting base and three second boss, described second
For mounting base for pitching speculum to be fixedly mounted, described three second boss are respectively and fixedly installed to the bottom of the second mounting base
Portion, described three second boss are also connect with mechanical rotating shaft periphery respectively, are adjusted three second boss respectively and are stretched out machinery
The length in shaft circumference face is to realize that pose of the pitching speculum on mechanical rotating shaft is adjusted.
A kind of calibration mechanism of the pitching speculum of star sensor includes the extraction reflection mounted on mechanical rotating shaft one end
Mirror draws regulating device of reflecting mirror, along the circumferentially disposed pitching regulating device of reflecting mirror of mechanical rotating shaft, the first autocollimation theodolite
With the second autocollimation theodolite, the extraction speculum is mounted on the end of mechanical rotating shaft by drawing regulating device of reflecting mirror,
Pitching speculum is mounted on by pitching regulating device of reflecting mirror on the periphery of mechanical rotating shaft, first autocollimation theodolite
It is placed on the normal direction for drawing speculum, second autocollimation theodolite is placed on the normal direction of pitching speculum.
Specifically, the extraction regulating device of reflecting mirror includes the first mounting base and three first boss, first peace
It filling seat and draws speculum for being fixedly mounted, described three first boss are respectively and fixedly installed to the bottom of the first mounting base,
Three first boss are also connect with mechanical rotating shaft end respectively, are adjusted three first boss respectively and are stretched out mechanical rotating shaft end
The length in portion is to realize that drawing pose of the speculum on mechanical rotating shaft is adjusted.
Specifically, the pitching regulating device of reflecting mirror includes the second mounting base and three second boss, second peace
For dress seat for pitching speculum to be fixedly mounted, described three second boss are respectively and fixedly installed to the bottom of the second mounting base,
Three second boss are also connect with mechanical rotating shaft periphery respectively, are adjusted three second boss respectively and are stretched out mechanical rotating shaft
The length of periphery is to realize that pose of the pitching speculum on mechanical rotating shaft is adjusted.
The scope of the present invention, however it is not limited to technical solution made of the specific combination of above-mentioned technical characteristic, while should also contain
Lid carries out the arbitrary other technical solutions for combining and being formed by above-mentioned technical characteristic or its equivalent feature.Such as features described above with this
Disclosed in application（But it is not limited to）Technical characteristic with similar functions is replaced mutually and the technical solution etc. that is formed.
Since above-mentioned technical proposal is used, the present invention has following advantages compared with prior art：
1）Correction accuracy can be greatly improved；
2）Calibration operation need operating personnel are few, place is small；
3）Correction rate is fast, corrects number of results value；
4）Repetitive operation precision is high.
Description of the drawings
Fig. 1 is the structural schematic diagram of the calibration mechanism of the pitching speculum of star sensor of the present invention；
Wherein：1, speculum；2, the first autocollimation theodolite；3, the second autocollimation theodolite；4, the first mounting base；5, first is convex
Platform；6, the second mounting base；7, second boss；100, mechanical rotating shaft；101, rotation axis；200, pitching speculum.
Specific implementation mode
As shown in Figure 1, pitching speculum 200 is installed on the circumference of mechanical rotating shaft 100 by pitching regulating device of reflecting mirror
On face, realize that pose of the pitching speculum 200 on mechanical rotating shaft 100 is adjusted by adjusting pitching regulating device of reflecting mirror.Institute
It includes the second mounting base 6 and three second boss 7 to state pitching regulating device of reflecting mirror.Second mounting base 6 is pacified for fixed
Fill pitching speculum 200.Three second boss 7 are respectively and fixedly installed to the bottom of the second mounting base 6, described three
Second boss 7 is also connect with 100 periphery of mechanical rotating shaft respectively.In the present embodiment, the second boss 7 and mechanical rotating shaft
100 end threads connect.The length that first boss 5 exposes 100 end of mechanical rotating shaft can be adjusted by screwing first boss 5.Respectively
It adjusts three second boss 7 and stretches out the length of 100 periphery of mechanical rotating shaft to realize pitching speculum 200 in mechanical rotating shaft 100
On pose adjust.
A kind of calibration method of the pitching speculum of star sensor of the present invention, includes the following steps：
1）The rotation axis 101 of mechanical rotating shaft 100 is drawn
Mechanical rotating shaft 100 is mounted on shaft supporting seat, the mechanical rotating shaft 100 can rotate about the rotation of axis 101.
Speculum 1 is drawn in the one end installation of mechanical rotating shaft 100.In the present embodiment, the extraction speculum 1 is by drawing
Go out the one end that regulating device of reflecting mirror is mounted on mechanical rotating shaft 100.Drawing regulating device of reflecting mirror by adjusting can realize
Pose of the speculum 1 on mechanical rotating shaft 100 is drawn to adjust.Specifically, the extraction regulating device of reflecting mirror includes first
Mounting base 4 and three first boss 5.Three 5 non-colinear of first boss settings.First mounting base 4 is drawn for being fixedly mounted
Go out speculum 1.Three first boss 5 are respectively and fixedly installed to the bottom of the first mounting base 4, and described three first convex
Platform 5 is also connect with 100 end of mechanical rotating shaft respectively.In the present embodiment, the first boss 5 and 100 end spiral shell of mechanical rotating shaft
Line connects, and the length that first boss 5 exposes 100 end of mechanical rotating shaft can be adjusted by screwing first boss 5.Since 3 points at face original
Reason, the length that 100 end of mechanical rotating shaft is stretched out by adjusting three first boss 5 respectively realize the pose tune of the first mounting base 4
It is whole, and then to realize that drawing pose of the speculum 1 on mechanical rotating shaft 100 is adjusted.
First autocollimation theodolite 2 is placed in the normal direction for drawing speculum 1, passes through the first autocollimation theodolite 2
It measures mechanical rotating shaft 100 and draws the angle of speculum 1, the direction for adjusting the first autocollimation theodolite 2 obtains auto-collimation picture.
Rotating machinery shaft 100 monitors the movement of 2 auto-collimation picture of the first autocollimation theodolite, adjusts and draws speculum tune
Three first boss 5 of regulating device change the pose for drawing speculum 1 on mechanical rotating shaft 100 so that mechanical rotating shaft 100 exists
It rotates about in 101 rotary course of axis, the auto-collimation picture of the first autocollimation theodolite 2 is fixed or maintained at installation error permission
In range.Be considered as in this way mechanical rotating shaft 100 with draw speculum 1 it is vertical, draw speculum 1 normal and mechanical rotating shaft 100
Rotation axis 101 it is parallel, and then think that the normal for drawing speculum 1 represents the rotation axis 101 of mechanical rotating shaft 100.
）The normal angle of pitching speculum 200 is adjusted
It is kept from time by its orientation numerical value zero setting in the first autocollimation theodolite 2.
Autocollimatic is carried out to pitching speculum 200 by the second autocollimation theodolite 3, adjusts the second autocollimation theodolite 3
Direction obtains the auto-collimation picture of the second autocollimation theodolite 3.
The first autocollimation theodolite 2 and the second autocollimation theodolite 3 are rotated simultaneously, make the first autocollimation theodolite 2 and the
Two autocollimation theodolites 3 are mutually aligned.It is described that the first autocollimation theodolite 2 and the second autocollimation theodolite 3 is made to be mutually aligned tool
Body is：When observing another component by any one component in the first autocollimation theodolite 2 and the second autocollimation theodolite 3,
The division line of the two overlaps.
The orientation reading α 1 of the first autocollimation theodolite 2 is recorded, and 3 orientation of the second autocollimation theodolite reading is set
Zero.
Rotating the second autocollimation theodolite 3 again makes its orientation reading and the orientation of the first autocollimation theodolite 2 read
Number is mutually remaining, i.e. 90 ° of-α 1.
Operating the second autocollimation theodolite 3 makes it in pitching to rotation, and the second autocollimation theodolite 3 of monitoring reflects pitching
For mirror 200 in the autocollimatic value of orientation, the pose for adjusting pitching speculum 200 makes the second autocollimation theodolite 3 in rotation process
In, the autocollimatic value of the second autocollimation theodolite 3 is fixed or maintained in installation error allowable range, thinks pitching speculum at this time
200 normals are orthogonal with the rotation axis 101 of mechanical rotating shaft 100.
Calibration corresponding with above-mentioned calibration method mechanism, below with an embodiment explanation.
A kind of calibration mechanism of the pitching speculum of star sensor, includes the extraction mounted on 100 one end of mechanical rotating shaft
Speculum 1 draws regulating device of reflecting mirror, along the circumferentially disposed pitching regulating device of reflecting mirror of mechanical rotating shaft 100, the first autocollimatic
2 and second autocollimation theodolite 3 of straight theodolite.The extraction speculum 1 is mounted on machinery by drawing regulating device of reflecting mirror
The end of shaft 100.Pitching speculum 200 is mounted on by pitching regulating device of reflecting mirror on the periphery of mechanical rotating shaft 100.
First autocollimation theodolite 2 is placed on the normal direction for drawing speculum 1, and second autocollimation theodolite 3 is placed on
The normal direction of pitching speculum 200.
In the present embodiment, the extraction regulating device of reflecting mirror includes the first mounting base 4 and three first boss 5, described
First mounting base 4 draws speculum 1 for being fixedly mounted, and described three first boss 5 are respectively and fixedly installed to the first installation
The bottom of seat 4, described three first boss 5 are also connect with 100 end of mechanical rotating shaft respectively, adjust three first boss respectively
The length of 5 100 ends of stretching mechanical rotating shaft is to realize that drawing pose of the speculum 1 on mechanical rotating shaft 100 is adjusted.
In the present embodiment, the pitching regulating device of reflecting mirror includes the second mounting base 6 and three second boss 7, described
For second mounting base 6 for pitching speculum 200 to be fixedly mounted, described three second boss 7 are respectively and fixedly installed to the second peace
The bottom of seat 6 is filled, described three second boss 7 are also connect with 100 periphery of mechanical rotating shaft respectively, adjust three second respectively
Boss 7 stretches out the length of 100 periphery of mechanical rotating shaft to realize that pose of the pitching speculum 200 on mechanical rotating shaft 100 is adjusted.
It is adjusted through the invention to carry out the calibration of pitching speculum.It has the following advantages：
1）Correction accuracy can be greatly improved, correction accuracy is up within 5 rads, and traditional zenith instrument correction method precision is at 30 jiaos
Second or more.
）Calibration operation need operating personnel are few, place is small
Calibration organization volume of the present invention is small, portable convenience, general only to need 2 people that complete whole flow process.Personnel shortage
When, it also can 1 people completion.It needs larger special place, the present invention to be not necessarily to special place compared to traditional zenith instrument, only needs smaller
Optical table, environmental requirement are low.
）Correction rate is fast, corrects number of results value
Whole operation process step is few in the present invention, short, calibration number of results value the time required to operation, the deviation with theoretical value
It can directly be read from the first autocollimation theodolite 2 and the second autocollimation theodolite 3, it is convenient.
）Repetitive operation precision is high
It can be monitored at any time during the present invention is online, and each component itself is relatively independent in calibration mechanism, repeatable accuracy is high.
As described above, we are illustrated fully according to spirit of the invention, but the present invention is not limited to above-mentioned reality
Apply example and implementation.The practitioner of correlative technology field can carry out different in the range of the license of the technological thought of the present invention
Variation and implementation.
Claims (10)
1. a kind of calibration method of the pitching speculum of star sensor, which is characterized in that include the following steps：
1）Mechanical rotating shaft（100）Rotation axis（101）It draws；
In mechanical rotating shaft（100）One end installation draw speculum（1）, pass through the first autocollimation theodolite（2）Measure machinery
Shaft（100）With extraction speculum（1）Angle, adjust draw speculum（1）In mechanical rotating shaft（100）On pose make machine
Tool shaft（100）With extraction speculum（1）Vertically, speculum is drawn（1）Normal and mechanical rotating shaft（100）Rotation axis
（101）It is parallel, draw speculum（1）Normal direction represent mechanical rotating shaft（100）Rotation axis（101）Direction；
2）Pitching speculum（200）Normal angle adjust；
In the first autocollimation theodolite（2）It keeps from time by its orientation numerical value zero setting,
Pass through the second autocollimation theodolite（3）To pitching speculum（200）Autocollimatic is carried out, the second autocollimation theodolite is adjusted（3）
Direction obtain the second autocollimation theodolite（3）Auto-collimation picture,
The first autocollimation theodolite is rotated simultaneously（2）With the second autocollimation theodolite（3）, make the first autocollimation theodolite（2）With
Second autocollimation theodolite（3）It is mutually aligned, records the first autocollimation theodolite（2）Orientation reading, and by the second autocollimatic
Straight theodolite（3）Orientation reads zero setting,
The second autocollimation theodolite is rotated again（3）Make its orientation reading and the first autocollimation theodolite（2）Orientation read
Number is mutually remaining,
Operate the second autocollimation theodolite（3）It is set, to rotation, to monitor the second autocollimation theodolite in pitching（3）Pitching is reflected
Mirror（200）In the autocollimatic value of orientation, pitching speculum is adjusted（200）Pose make the second autocollimation theodolite（3）Turning
During dynamic, the second autocollimation theodolite（3）Autocollimatic value be fixed or maintained in installation error allowable range, it is believed that pitching is anti-
Penetrate mirror（200）Normal and mechanical rotating shaft（100）Rotation axis（101）It is orthogonal.
2. a kind of calibration method of the pitching speculum of star sensor according to claim 1, which is characterized in that step 1）
Extraction speculum（1）It is installed on mechanical rotating shaft by drawing regulating device of reflecting mirror（100）One end, pass through adjust draw
Regulating device of reflecting mirror, which is realized, draws speculum（1）In mechanical rotating shaft（100）On pose adjust.
3. a kind of calibration method of the pitching speculum of star sensor according to claim 2, which is characterized in that described to draw
It includes the first mounting base to go out regulating device of reflecting mirror（4）With three first boss（5）, first mounting base（4）For fixing
Speculum is drawn in installation（1）, three first boss（5）It is respectively and fixedly installed to the first mounting base（4）Bottom, it is described
Three first boss（5）Also respectively with mechanical rotating shaft（100）End connects, and adjusts three first boss respectively（5）Stretching machine
Tool shaft（100）The length of end is to realize extraction speculum（1）In mechanical rotating shaft（100）On pose adjust.
4. a kind of calibration method of the pitching speculum of star sensor according to claim 2, which is characterized in that the step
Rapid 1）Specially：
By mechanical rotating shaft（100）On shaft supporting seat, the mechanical rotating shaft（100）Axis can be rotated about（101）Rotation
Turn, speculum will be drawn（1）It is mounted on mechanical rotating shaft together with regulating device of reflecting mirror is drawn（100）One end；
By the first autocollimation theodolite（2）It is placed in extraction speculum（1）Normal direction, adjust the first autocollimation theodolite
（2）Direction obtain auto-collimation picture；
Rotating machinery shaft（100）, monitor the first autocollimation theodolite（2）The movement of auto-collimation picture adjusts and draws speculum tune
Regulating device makes mechanical rotating shaft（100）Rotating about axis（101）In rotary course, the first autocollimation theodolite（2）From
Collimation is as being fixed or maintained in installation error allowable range, it is believed that draws speculum（1）Normal represent mechanical rotating shaft（100）
Rotation axis（101）.
5. a kind of calibration method of the pitching speculum of star sensor according to claim 1, which is characterized in that described to make
First autocollimation theodolite（2）With the second autocollimation theodolite（3）It is mutually aligned specially：Pass through the first autocollimation theodolite
（2）With the second autocollimation theodolite（3）In any one component when observing another component, the division line of the two overlaps.
6. a kind of calibration method of the pitching speculum of star sensor according to claim 1, which is characterized in that step 2）
Pitching speculum（200）It is installed on mechanical rotating shaft by pitching regulating device of reflecting mirror（100）Periphery on, pass through adjusting
Pitching regulating device of reflecting mirror realizes pitching speculum（200）In mechanical rotating shaft（100）On pose adjust.
7. a kind of pitching speculum of star sensor according to claim 6（200）Calibration method, which is characterized in that
The pitching regulating device of reflecting mirror includes the second mounting base（6）With three second boss（7）, second mounting base（6）With
In fixed installation pitching speculum（200）, three second boss（7）It is respectively and fixedly installed to the second mounting base（6）'s
Bottom, described three second boss（7）Also respectively with mechanical rotating shaft（100）Periphery connects, adjust respectively three it is second convex
Platform（7）Stretch out mechanical rotating shaft（100）The length of periphery is to realize pitching speculum（200）In mechanical rotating shaft（100）On position
Appearance is adjusted.
8. a kind of calibration mechanism of the pitching speculum of star sensor, which is characterized in that including being mounted on mechanical rotating shaft（100）One
The extraction speculum of end（1）, draw regulating device of reflecting mirror, along mechanical rotating shaft（100）Circumferentially disposed pitching speculum tune
Regulating device, the first autocollimation theodolite（2）With the second autocollimation theodolite（3）, the extraction speculum（1）It is reflected by drawing
Mirror regulating device is mounted on mechanical rotating shaft（100）End, pitching speculum（200）It is installed by pitching regulating device of reflecting mirror
In mechanical rotating shaft（100）Periphery on, first autocollimation theodolite（2）It is placed on extraction speculum（1）Normal side
To second autocollimation theodolite（3）It is placed on pitching speculum（200）Normal direction.
9. a kind of calibration mechanism of the pitching speculum of star sensor according to claim 8, which is characterized in that described to draw
It includes the first mounting base to go out regulating device of reflecting mirror（4）With three first boss（5）, first mounting base（4）For fixing
Speculum is drawn in installation（1）, three first boss（5）It is respectively and fixedly installed to the first mounting base（4）Bottom, it is described
Three first boss（5）Also respectively with mechanical rotating shaft（100）End connects, and adjusts three first boss respectively（5）Stretching machine
Tool shaft（100）The length of end is to realize extraction speculum（1）In mechanical rotating shaft（100）On pose adjust.
10. a kind of calibration mechanism of the pitching speculum of star sensor according to claim 8, which is characterized in that described
Pitching regulating device of reflecting mirror includes the second mounting base（6）With three second boss（7）, second mounting base（6）For solid
Dingan County fills pitching speculum（200）, three second boss（7）It is respectively and fixedly installed to the second mounting base（6）Bottom,
Three second boss（7）Also respectively with mechanical rotating shaft（100）Periphery connects, and adjusts three second boss respectively（7）
Stretch out mechanical rotating shaft（100）The length of periphery is to realize pitching speculum（200）In mechanical rotating shaft（100）On pose tune
Section.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113701744A (en) * | 2021-08-30 | 2021-11-26 | 北京航空航天大学 | Method for realizing cone scanning star observation by utilizing reflecting mirror |
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