CN110828970B - Satellite antenna installation and position adjustment device and method - Google Patents
Satellite antenna installation and position adjustment device and method Download PDFInfo
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- CN110828970B CN110828970B CN201910955886.8A CN201910955886A CN110828970B CN 110828970 B CN110828970 B CN 110828970B CN 201910955886 A CN201910955886 A CN 201910955886A CN 110828970 B CN110828970 B CN 110828970B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/02—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
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- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
A satellite antenna installation and position adjustment device and method belong to the technical field of satellites. The invention specifically comprises the following steps: selecting the positions of three antenna mounting holes, nesting an adjusting device in the antenna mounting holes, filling adjusting gaskets below the adjusting device, pressing the three parts by screws to realize connection with a satellite deck plate, and enabling the screws to penetrate through the central positions of the adjusting device; the method comprises the steps of actually measuring the mounting position of an antenna in precision, calculating the amount of the antenna to be adjusted, converting the adjustment amount to 3 mounting points, loosening screws of three mounting holes, completing adjustment of the antenna in the direction perpendicular to a mounting surface according to the component of the adjustment amount in the Z direction, pushing the antenna to translate along the mounting surface integrally, reading the movement amount of the center of each mounting hole relative to the screws through a scribed line of an adjusting device, enabling the movement amount of the three mounting holes to be equal to the component in the mounting surface of the adjustment amount, accurately measuring the position of the adjusted antenna, and judging whether the adjusted new position meets the requirement of the mounting precision of the antenna.
Description
Technical Field
The invention relates to a device and a method for installing and adjusting a satellite antenna, and belongs to the technical field of satellites.
Background
In order to ensure electrical performance, antennas of communication satellites need to be accurately installed. Under the general condition, in the antenna installation, need carry out the accurate survey and the adjustment to mounted position, but the adjustment process lacks clearly and definitely, the quantization, the implementation of closed loop, the unable explicit acquirement of actual adjustment volume, can only adjust through artifical experience, whether enough distance has been adjusted through accurate survey judgement in the back, need trial and error many times, many times accurate survey, waste time and energy, and because the installation screw on the satellite cabin board has been processed out this moment, antenna position adjustment back, the dislocation can take place for the installation screw on installation through-hole on the antenna and the cabin board, need carry out artifical file to antenna installation through-hole and realize the screw installation, low efficiency, cause antenna structural strength to receive destruction, and artifical file quality is difficult to guarantee.
Disclosure of Invention
The technical problem solved by the invention is as follows: overcome prior art's not enough, provide a satellite antenna installation and position adjustment device, utilize antenna installation modulating device, can realize the installation and the position adjustment of antenna fast, clear swift reaction actual adjustment volume through with the target adjustment volume comparison, realize the closed-loop control of adjustment process, avoid many times of trial and error of adjustment process, avoid repairing the file to the antenna and destroy antenna body structural strength.
The technical solution of the invention is as follows: a satellite antenna mounting and position adjusting device comprises a mounting shaft and a scale shaft; the mounting shaft and the scale shaft are both of hollow structures, and the hollow parts are long round holes with corresponding and consistent positions and used for allowing screws to pass through; the mounting shaft is nested in the mounting hole of the antenna mounting surface and can freely rotate around the central shaft of the mounting hole; the screws penetrate through the mounting holes and the long round holes of the mounting shaft and the scale shaft, and the scale shaft is tightly pressed on the antenna mounting surface; an angle scale line for measuring the rotation angle and a distance scale line for measuring the movement of the screw relative to the center of the long round hole are processed on the upper surface of the scale shaft.
The method for realizing the satellite antenna installation and position adjustment according to the satellite antenna installation and position adjustment device comprises the following steps:
s1, selecting the positions of three mounting holes on the antenna, nesting and mounting the adjusting device in the mounting holes of the antenna, padding an adjusting gasket below the mounting holes, penetrating screws through the long round holes of the adjusting device, and tightly pressing the adjusting device, the mounting holes and the adjusting gasket through the screws to realize fixed connection with a satellite deck plate, thereby completing trial assembly of the antenna on the satellite;
s2, acquiring the actual positions of the three mounting holes after trial assembly under the satellite coordinates; comparing the actual positions of the three mounting holes with the target positions corresponding to the three mounting holes, and obtaining the adjustment quantity of the three mounting holes according to the comparison information;
s3, respectively adjusting the three mounting holes according to the adjustment amounts of the three mounting holes;
s4, measuring the position precision of the adjusted position, judging whether the adjusted new position meets the requirement of the antenna installation precision, and if so, carrying out the next step; if not, returning to S2 to continue adjusting until the precision meets the requirement, and carrying out the next step;
and S5, mounting adjusting gaskets and adjusting devices in the rest mounting holes, exposing the mounting screw holes of the satellite deck plate in the long round holes of the adjusting devices by rotating the adjusting devices, and then mounting screws and fastening to complete the mounting of the satellite antenna.
Further, the adjustment amount of the three mounting holes isWherein, PdiCoordinates, P, of target positions corresponding to the three mounting holes in the coordinate system of the antenna mounting surfacemiThe coordinates of the actual positions of the three mounting holes in the coordinate system of the antenna mounting surface are shown.
Furthermore, the coordinate of the target position corresponding to the three mounting holes in the coordinate system of the antenna mounting surface is Pdi=DCMn(DCMd -1Pi+Od-On) I is 1,2, 3; wherein, DCMnIs a direction cosine matrix of an antenna installation surface coordinate system under a satellite coordinate system, and the origin coordinate is On;DCMdA direction cosine matrix of a target position antenna precise survey mirror coordinate system under a satellite coordinate system, wherein the origin point coordinate is Od(ii) a The direction cosine matrix of the actual measurement position antenna precise measurement mirror coordinate system under the satellite coordinate system is DCMmThe origin coordinate is Om(ii) a The coordinates of the three mounting holes under the coordinate system of the antenna precision measurement mirror are P respectively1,P2,P3。
Further, the coordinate of the actual position of the three mounting holes in the coordinate system of the antenna mounting surface is Pmi=DCMn(DCMm -1Pi+Om-On),i=1,2,3。
Further, the method for respectively adjusting the three mounting holes according to the adjustment amounts of the three mounting holes comprises the following steps
Loosening the screws of the three mounting holes according to the component Z of the adjustment quantity in the Z directiona1、Za2、Za3Adding or removing each adjusting shim to complete the adjustment of the mounting hole in the direction vertical to the mounting surface in the coordinate system of the antenna mounting surface;
Va1,Va2,Va3projecting a distance D in an antenna mounting planea1,Da2,Da3The following results are obtained by calculation:
then the antenna is pushed integrally to move horizontally along the mounting surface, and the movement amount of the center of each mounting hole relative to the screw is read through the scribed line of the adjusting device, so that the movement amounts of the three mounting holes are respectively equal to Dsa1,Dsa2,Dsa3And fastening the screw after the adjustment is finished.
Further, the screw is passed through the oblong hole of the adjusting device, and the specific method comprises the following steps: and the screw penetrates through the center of the oblong hole of the adjusting device.
Compared with the prior art, the invention has the advantages that:
(1) compared with the traditional trial-and-error type adjusting method of manually adjusting, measuring and readjusting according to experience after the antenna installation direction is obtained through measurement, the adjusting amount of the antenna is converted into the moving amounts of the three installation points through calculation after the adjusting amount is obtained, and the antenna installation adjusting device is utilized, so that the moving amounts of the three installation points in the installation surface are adjusted in place at one time, and the antenna installation efficiency is improved;
(2) in the traditional antenna adjusting process, the adjustment amount cannot be clearly recorded and fed back after the antenna moves, and the position after actual adjustment needs to be obtained through precise measurement;
(3) in the traditional antenna adjusting process, after the antenna moves relative to the mounting surface, the mounting hole on the antenna can be dislocated relative to the mounting screw hole on the cabin plate, so that the screw cannot be mounted, the mounting hole on the antenna needs to be repaired and filed, and the structural strength of the antenna is damaged;
(4) in the traditional antenna adjusting process, an antenna is firstly dismounted from a satellite when being filed, then the antenna is filed on the ground, after finishing accurate measurement, the antenna is dismounted from the satellite if the accuracy is unqualified, and the like, so that the efficiency is low.
Drawings
FIG. 1 is an illustration of an antenna installation of the present invention;
FIG. 2 is a flow chart of the antenna installation and position adjustment of the present invention;
FIG. 3 is a diagram illustrating an exemplary assembly of the antenna mounting adjustment apparatus of the present invention;
FIG. 4 is a view illustrating an example of the installation of the antenna installation adjustment device according to the present invention;
FIG. 5 is an exemplary diagram of an initial state of the antenna installation trial assembly of the present invention;
FIG. 6 is an exemplary diagram of a state after the trial adjustment of the antenna is completed according to the present invention;
fig. 7 is an exemplary diagram of a state after formal installation of the antenna according to the present invention.
Detailed Description
The invention is described in detail below with reference to the figures and specific examples.
The antenna mounting and adjusting method will be described with the antenna mounting shown in fig. 1 as an example.
As shown in fig. 2, the present invention provides a method for installing and adjusting a satellite antenna, comprising the following steps:
s1, selecting the positions of three mounting holes on the antenna, nesting and mounting the adjusting device in the mounting holes of the antenna, padding an adjusting gasket below the mounting holes, penetrating screws through the long round holes of the adjusting device, and tightly pressing the adjusting device, the mounting holes and the adjusting gasket through the screws to realize fixed connection with a satellite deck plate, thereby completing trial assembly of the antenna on the satellite;
the method specifically comprises the following steps:
as shown in fig. 3, a satellite antenna mounting and position adjusting apparatus includes a mounting shaft and a scale shaft; the mounting shaft and the scale shaft are both of hollow structures, and the hollow parts are long round holes with corresponding and consistent positions and used for allowing screws to pass through; the mounting shaft is nested in the mounting hole of the antenna mounting surface and can freely rotate around the central shaft of the mounting hole; the screws penetrate through the mounting holes and the long round holes of the mounting shaft and the scale shaft, and the scale shaft is tightly pressed on the antenna mounting surface; an angle scale line for measuring the rotation angle and a distance scale line for measuring the movement of the screw relative to the center of the long round hole are processed on the upper surface of the scale shaft.
An adjusting device interface is processed in an antenna mounting hole, the adjusting device is a cylindrical stepped shaft, a long circular hole is processed in the cylindrical stepped shaft, a shaft section with a smaller diameter in the stepped shaft is nested in a through hole of an antenna feed source mounting surface, a central shaft of the adjusting device is coaxial with a central shaft of the through hole of the feed source mounting point, the adjusting device can freely rotate around the central shaft of the through hole of the feed source, an angle groove for measuring the rotation angle of the adjusting device is processed on the upper surface of the adjusting device, and a distance groove for measuring the movement of a screw.
Then, the antenna trial assembly is carried out, and the specific method comprises the following steps: selecting three antenna mounting hole positions with longer distances, nesting the adjusting device in the antenna mounting hole, mounting an adjusting gasket below the antenna mounting surface, penetrating a screw through the center position of the adjusting device and the adjusting gasket, screwing down the screw at the center position of the long round hole of the adjusting device, and mounting the adjusting device in a state shown in figure 4.
S2, acquiring the actual positions of the three mounting holes after trial assembly under the satellite coordinates; comparing the actual positions of the three mounting holes with the target positions corresponding to the three mounting holes, and obtaining the adjustment quantity of the three mounting holes according to the comparison information;
and (3) carrying out precision actual measurement on the antenna trial-assembly position precision measurement mirror, and calculating the quantity of the antenna to be adjusted:
the satellite mechanical coordinate system O-XYZ is defined as follows:
and the origin O-of the coordinate system is positioned in the separating plane of the lower end frame of the satellite and the carrier rocket and is superposed with the center of a target circle formed by positioning pins on the satellite interface. The OX axis is consistent with the normal direction of a target east plate of the satellite, and the positive direction is consistent with the direction of an outer normal of the east plate; the OY axis is consistent with the normal direction of a target on a south plate of the satellite, and the positive direction is consistent with the direction of an external normal of the south plate; OZ axis-perpendicular to the plane of separation of the satellite from the launch vehicle, its positive direction points from the origin towards the floor. The O-XYZ coordinate system conforms to the right-hand rule.
The antenna installation surface coordinate system o-xyz is defined as follows:
in describing the mounting position and orientation of the antenna mounting surface relative to the satellite, an antenna mounting surface coordinate system is used, which is defined as follows:
the origin of the coordinate system o-the center position of the satellite antenna mounting plate. The ox axis, the oy axis-are parallel to two mutually perpendicular directions of the upper surface of the mounting plate; the oz axis is the normal direction of the installation plane, and the positive direction is from the center of the installation plate to the outside of the satellite; the o-xyz coordinate system follows the right-hand rule.
The antenna fine survey mirror coordinate system o-xyz is defined as follows:
in describing the mounting position and orientation of the antenna relative to the satellite, an antenna fine borescope coordinate system is used, which is defined as follows:
the origin of the coordinate system o-the position of the geometric center of the precisely measured cubic mirror mounted on the satellite antenna. The ox axis, the oy axis and the oz axis are normal directions of three mutually perpendicular planes of the accurate measurement cubic mirror, and the positive direction is from the center of the cubic mirror to the outside of the star body; the oxyz coordinate system conforms to the right hand rule.
The coordinate system of the antenna precise measuring mirror is a coordinate system fixedly connected with the antenna, and the direction of the origin and the coordinate axis of the coordinate system change relative to the mechanical coordinate system of the satellite along with the adjustment of the antenna.
The direction cosine matrix of the coordinate system of the antenna mounting surface under the satellite coordinate system is DCMnThe origin coordinate is OnThe direction of the antenna installation surface at the target position in the whole star is obtained and is a known quantity; the direction cosine matrix of the target position antenna precise measurement mirror coordinate system under the satellite coordinate system is DCMdThe origin coordinate is OdBoth are set forth in design requirements as known quantities; the direction cosine matrix of the actual measurement position antenna precise measurement mirror coordinate system under the satellite coordinate system is DCMmThe origin coordinate is OmAnd the two are obtained by actual measurement and are known quantities. The coordinates of the three mounting holes under the coordinate system of the antenna precision measurement mirror are P respectively1,P2,P3Measured after the antenna is produced, and the measured quantity is known quantity;
i, J and K are unit vectors corresponding to X axis, Y axis and Z axis of the satellite coordinate system
id,jd,kdUnit vectors corresponding to x-axis, y-axis and z-axis of a target position antenna precise measuring mirror coordinate system
im,jm,kmThe unit vectors corresponding to the x-axis, the y-axis and the z-axis of the antenna precise measuring mirror coordinate system at the measured position
in,jn,knThe unit vectors corresponding to the x-axis, the y-axis and the z-axis of the coordinate system of the antenna installation surface are as follows:
three installations of antenna target locationsCoordinates P of hole in coordinate system of antenna installation surfaced1,Pd2,Pd3The following results are obtained by calculation:
Pdi=DCMn(DCMd -1Pi+Od-On),i=1,2,3
coordinate P of three mounting holes of antenna trial-installation position under antenna mounting surface coordinate systemm1,Pm2,Pm3The following results are obtained by calculation:
Pmi=DCMn(DCMm -1Pi+Om-On),i=1,2,3
coordinate system adjustment V of three mounting holes on antenna mounting surfacea1,Va2,Va3The following results are obtained by calculation:
carrying out fine measurement on the adjusted antenna position, judging whether the adjusted new position meets the requirement of the antenna installation precision, if so, finishing trial assembly, and if not, continuing to adjust until the precision meets the requirement;
after the trial assembly is finished, the adjusting gaskets and the adjusting devices are installed in the rest installation holes, the gaps between the antenna installation surface and the cabin plate are filled by the thickness of the gaskets, the adjusting devices are rotated, the cabin plate installation screw holes are exposed out of the adjusting devices, and at the moment, the screws are installed and fastened, so that the installation is finished.
S3, respectively adjusting the three mounting holes according to the adjustment amounts of the three mounting holes;
Va1,Va2,Va3projecting a distance D in an antenna mounting planea1,Da2,Da3The following results are obtained by calculation:
loosening the screws in three mounting holes according to the adjustment amount in Z directionComponent Za1、Za2、Za3Adding or removing each adjusting shim to complete the adjustment of the mounting hole in the direction vertical to the mounting surface in the coordinate system of the antenna mounting surface;
then the antenna is pushed integrally to translate along the mounting surface, and the movement amount of the center of each mounting hole relative to the screw is read through the scribed line of the adjusting device, so that the movement amounts of the three mounting holes are respectively equal to Dsa1,Dsa2,Dsa3And the screw is fastened after the adjustment is completed, as shown in fig. 5 and 6.
S4, measuring the position precision of the adjusted position, judging whether the adjusted new position meets the requirement of the antenna installation precision, and if so, carrying out the next step; if not, returning to S2 to continue adjusting until the precision meets the requirement, and carrying out the next step;
and S5, mounting adjusting gaskets and adjusting devices in the rest mounting holes, exposing the mounting screw holes of the satellite deck plate in the long round holes of the adjusting devices by rotating the adjusting devices, and then mounting screws and fastening to complete the mounting of the satellite antenna, as shown in figure 7.
An embodiment of the present invention.
P1,P2,P3Comprises the following steps:
the target position and the trial position measured values of the antenna are shown in table 1, the error of the antenna installation angle is required to be 0.3 degrees, the error of the position degree is 0.5mm, and the angle and the position precision of the trial position do not meet the design requirements:
TABLE 1 post-installation accuracy measurement of antennas
TABLE 2 coordinate system of antenna installation surface
Substituting the data in tables 1 and 2 into the above formula to calculate Vsa1,Vsa2,Vsa3Comprises the following steps:
Vsa1,Vsa2,Vsa3distance in Z direction is set as Hsa1,Hsa2,Hsa3:
Hsa1=-1.75mm
Hsa1=0mm
Hsa1=1.74mm
Vsa1,Vsa2,Vsa3The projection distance in the XOY plane is set as Dsa1,Dsa2,Dsa3:
Dsa1=3.07
Dsa2=0.61
Dsa3=2.63
Loosening the screws of the three rotary adjusting devices, and taking out the Pb1Lower adjusting shim 1.75mm, and Pb3The adjusting shim is added at the lower part1.74mm, finishing the coordinate adjustment vertical to the antenna mounting surface; and the antenna is integrally moved in the mounting plane, so that the distances between the three screws and the scribed line of the adjusting device respectively reach 3.07mm, 0.61mm and 2.63mm, and the coordinate adjustment in the antenna mounting plane is completed.
And fastening the screw after the adjustment is finished, performing fine measurement on the adjusted antenna position, judging whether the adjusted new position meets the requirement of the antenna installation precision, finishing trial assembly if the new position meets the requirement of the antenna installation precision, and continuing to adjust until the precision meets the requirement if the new position does not meet the requirement.
Installing adjusting gaskets and adjusting devices in the rest installing holes: measuring gaps between the bottom surfaces of the other mounting holes and the mounting plate, selecting corresponding adjusting gaskets, and filling the gaps between the antenna mounting surface and the cabin plate; and mounting an adjusting device, rotating the adjusting device to expose the cabin plate mounting screw hole in the adjusting device, and mounting a screw and fastening to complete mounting.
Those skilled in the art will appreciate that those matters not described in detail in the present specification are well known in the art.
Claims (7)
1. A satellite antenna installation and position adjustment device which characterized in that: comprises a mounting shaft and a scale shaft; the mounting shaft and the scale shaft are both of hollow structures, and the hollow parts are long round holes with corresponding and consistent positions and used for allowing screws to pass through; the mounting shaft is nested in the mounting hole of the antenna mounting surface and can freely rotate around the central shaft of the mounting hole; the screws penetrate through the scale shaft and the long round holes and the mounting holes of the mounting shaft, and the scale shaft is tightly pressed on the antenna mounting surface; an angle scale line for measuring the rotation angle and a distance scale line for measuring the movement of the screw relative to the center of the long round hole are processed on the upper surface of the scale shaft.
2. A method for adjusting the installation and position of a satellite antenna, wherein the installation and position adjustment of the satellite antenna is realized by the device for adjusting the installation and position of a satellite antenna according to claim 1, comprising the following steps:
s1, selecting the positions of three mounting holes on the antenna, nesting and mounting the adjusting device in the mounting holes of the antenna, padding an adjusting gasket below the mounting holes, penetrating screws through the long round holes of the adjusting device, and tightly pressing the adjusting device, the mounting holes and the adjusting gasket through the screws to realize fixed connection with a satellite deck plate, thereby completing trial assembly of the antenna on the satellite;
s2, acquiring the actual positions of the three mounting holes after trial assembly under the satellite coordinates; comparing the actual positions of the three mounting holes with the target positions corresponding to the three mounting holes, and obtaining the adjustment quantity of the three mounting holes according to the comparison information;
s3, respectively adjusting the three mounting holes according to the adjustment amounts of the three mounting holes;
s4, measuring the position precision of the adjusted position, judging whether the adjusted new position meets the requirement of the antenna installation precision, and if so, carrying out the next step; if not, returning to S2 to continue adjusting until the precision meets the requirement, and carrying out the next step;
and S5, mounting adjusting gaskets and adjusting devices in the rest mounting holes, exposing the mounting screw holes of the satellite deck plate in the long round holes of the adjusting devices by rotating the adjusting devices, and then mounting screws and fastening to complete the mounting of the satellite antenna.
3. The satellite antenna installation and position adjustment method of claim 2, wherein: the adjustment amount of the three mounting holes isWherein, PdiCoordinates, P, of target positions corresponding to the three mounting holes in the coordinate system of the antenna mounting surfacemiThe coordinates of the actual positions of the three mounting holes in the coordinate system of the antenna mounting surface are shown.
4. The satellite antenna installation and position adjustment method of claim 2, wherein: the coordinate of the target position corresponding to the three mounting holes under the coordinate system of the antenna mounting surface is Pdi=DCMn(DCMd -1Pi+Od-On) I is 1,2, 3; wherein, DCMnFor an antennaThe direction cosine matrix of the mounting surface coordinate system under the satellite coordinate system, and the origin coordinate is On;DCMdA direction cosine matrix of a target position antenna precise survey mirror coordinate system under a satellite coordinate system, wherein the origin point coordinate is Od(ii) a The direction cosine matrix of the actual measurement position antenna precise measurement mirror coordinate system under the satellite coordinate system is DCMmThe origin coordinate is Om(ii) a The coordinates of the three mounting holes under the coordinate system of the antenna precision measurement mirror are P respectively1,P2,P3。
5. The method of claim 4, wherein: the coordinate of the actual positions of the three mounting holes under the coordinate system of the antenna mounting surface is Pmi=DCMn(DCMm -1Pi+Om-On),i=1,2,3。
6. The satellite antenna installation and position adjustment method of claim 2, wherein: the method for respectively adjusting the three mounting holes according to the adjustment amounts of the three mounting holes comprises the following steps
Loosening the screws of the three mounting holes according to the component Z of the adjustment quantity in the Z directiona1、Za2、Za3Adding or removing each adjusting shim to complete the adjustment of the mounting hole in the direction vertical to the mounting surface in the coordinate system of the antenna mounting surface;
Va1,Va2,Va3projecting a distance D in an antenna mounting planea1,Da2,Da3The following results are obtained by calculation:
then the antenna is pushed integrally to translate along the mounting surface, and the movement amount of the center of each mounting hole relative to the screw is read through the scribed line of the adjusting device, so that the movement amounts of the three mounting holes are respectively equal to Dsa1,Dsa2,Dsa3Tightening the screw after the adjustment is completedAnd (7) fixing.
7. The method for installing and adjusting the position of a satellite antenna according to claim 2, wherein the screw is inserted through the oblong hole of the adjusting device by: and the screw penetrates through the center of the oblong hole of the adjusting device.
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CN106410411A (en) * | 2016-11-14 | 2017-02-15 | 中国电信股份有限公司深圳分公司 | Turntable device applied to antenna control system |
CN107966163A (en) * | 2017-11-20 | 2018-04-27 | 上海航天控制技术研究所 | The quick debugging device of prism square and its Method of Adjustment of a kind of space photoelectric sensor |
CN108963457A (en) * | 2018-07-30 | 2018-12-07 | 佛山市富乐喜电子信息技术有限公司 | A kind of microwave remote sensor aerial angle regulating mechanism |
CN109411866A (en) * | 2018-10-19 | 2019-03-01 | 江苏中伟业通讯设备有限公司 | A kind of 5G antenna holder |
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