CN105607046B - A kind of large-scale scanning frame for compact antenna test range and test system - Google Patents
A kind of large-scale scanning frame for compact antenna test range and test system Download PDFInfo
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- CN105607046B CN105607046B CN201510976035.3A CN201510976035A CN105607046B CN 105607046 B CN105607046 B CN 105607046B CN 201510976035 A CN201510976035 A CN 201510976035A CN 105607046 B CN105607046 B CN 105607046B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
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Abstract
This application discloses a kind of large-scale scanning frame for compact antenna test range and test system.The scanning support includes：Base, pitching module, standard knot, main polarization module, linear module, antenna element and dynamic adjusting module.Because scanning support can be made up of multiple according to the multiple parts for being actually needed dismounting, therefore solve in the prior art, the scanning support customized according to Compact Range, cause the portability of the Compact Range test system based on the scanning support poor, it is difficult to the problem of adapting to different test environments.
Description
Technical field
The application is related to plane-wave field technical field of measurement and test, more particularly to a kind of large-scale scanning frame for compact antenna test range and test system
System.
Background technology
With the sustainable development of stealthy, anti-stealth technololgy and satellite technology, to advanced capabilities radar antenna measurement, antenna house
The measuring accuracy and functional requirement of characteristic test and target radar scattering cross-section (Radar Cross section, RCS) test
More and more higher.The means of testing that can generally use includes far field test, near-field test, Compact Range test etc., wherein Compact Range
Test due to take up an area it is small, have a wide range of application, ambient level is low, measuring accuracy is high, can daytime measurement, good confidentiality it is easy to use
The advantages that be increasingly subject to the attention of people.
Compact Range is the sphere wave conversion for sending feed in very short distance using accurate reflecting surface or microwave lens
For the equipment of plane wave.Plane wave caused by its conversion can fully meet advanced capabilities radar antenna, antenna house characteristic and target RCS
The requirement of test.Compact Range has undergone short decades since birth and there has been larger development, the researcher of countries in the world
Substantial amounts of theoretical research and actual test have been done to it, polytype has progressively been developed, adapts to the Compact Range of different testing requirements.
Compact Range has progressively been applied to stealth technology research, advanced capabilities radar antenna measurement, satellite whole star test, millimeter wave antenna and milli
The field of high-precision measurement such as metric wave system performance testing.
The domestic Compact Range demand to large-scale dead zone is in rising situation, the multiple military project units of recent year and scientific research at present
Universities and colleges have built large-scale Compact Range test system successively.For example, BJ University of Aeronautics ＆ Astronautics is as the domestic section for developing Compact Range
Grind universities and colleges, have developed Compact Range performance detecting system, and devise 2m stroke rectangular co-ordinates scanning support, diameter 4m polar coordinates are swept
Retouch the equipment such as frame, radius 3.5m polar coordinate scanner framves, and corresponding high-precision width phase microwave measurement system.NSI companies are in order to examine
Survey its small-sized Compact Range and have developed the Cartesian coordinate type scanning support that scanning range is 1.5m × 1.5m, positioning precision is 0.05mm,
A kind of high-precision near-field scan frame is devised according to the Compact Range again afterwards, is accurately positioned and is compensated using laser.Germany
Astrium also have developed large-scale polar scanning support of diversified forms.
It is the Compact Range custom design used in however, due to the scanning support of existing Compact Range test system,
The structure of scanning support installation is fixed, and the pattern of each part and size and installation and erection etc. all can only be according to field conditions
Design, so as to cause the portability of the Compact Range test system based on this kind of scanning support poor, it is difficult to adapt to different test environments.
The content of the invention
The embodiment of the present application provides a kind of large-scale scanning frame for compact antenna test range and test system, for solving in the prior art, root
The scanning support customized according to Compact Range, cause the portability of the Compact Range test system based on the scanning support poor, it is difficult to adapt to not
The problem of with test environment.
The embodiment of the present application provides a kind of large-scale scanning frame for compact antenna test range, and the scanning support is used for Compact Range test system, institute
Stating scanning support includes：Base, pitching module, standard knot, main polarization module, linear module, antenna element and dynamic adjusting module,
Wherein：
The floor installation is on Ground is tightened, including lower bottom base, upper bed-plate, bearing diagonal, crossbeam, support system and shifting
Dynamic base, wherein：The bottom surface of the lower bottom base is provided with castor；The bearing diagonal is arranged on the side of the lower bottom base head tree
Face, it is connected with each other by crossbeam between adjacent bearing diagonal；The upper bed-plate is arranged on the top surface of the lower bottom base；The support system
System is adjusted to horizontality by some hydraulic support legs, and each hydraulic support leg is separately mounted to the master of the lower bottom base
Rise or fall on column and by the base and the part on the base；The mobile base is arranged on the bottom
The bottom of seat, is provided with guide assembly in the mobile base, and the base is by leading described in the mobile base
Rail assembly is slided to adjust the position of the base, for adjusting the operating position of the scanning support；
The pitching module is the U-shaped supporting construction installed in the base top surface, using incomplete gear dual drive shape,
It is driven by planetary reducer, timing belt, worm and gear, gear level Four；
The standard knot module is arranged in the pitching module, and the standard knot module comprises at least a standard knot,
The mating interface of the standard knot has identical supporting construction, and the standard knot has multiple types according to height is different
Number；
The main polarization module is arranged in the standard knot module, including base housing, preceding rotary flange, rear rotary process
Orchid, sliding tooth wheel set, Circular gratings component, bearing, worm-gear speed reducer, motor and timing belt commutation component, rotate before described
Flange and the rear rotary flange are fixed on the base housing by bearing, and the motor drives the timing belt, and leads to
Cross the timing belt and drive the worm and gear so as to drive the main shaft, the main shaft moves institute by the drive gear subband
Rotary flange and the rear rotary flange rotate before stating；
The linear module be arranged on the main polarization module on, by the first adapter flange, first straight line moving parts and
First support frame is formed, and the first straight line moving parts are arranged in first support frame, the first straight line fortune
Dynamic component includes 2 guide rails being parallel to each other, rack, sliding block, the sliding block with guide rail parallel being arranged in the support frame
The motor and drive gear of upper installation, first support frame is by the first adapter flange setoff installation described
On the preceding rotary flange disk of main polarization module；
The antenna element is arranged on the first straight line moving parts of the linear module, the antenna element bag
Antenna polarization component, target assemblies and feed compensation component are included, the antenna polarization component is used to install antenna to be tested simultaneously
Rotated, the target assemblies are arranged on the antenna polarization component, for receiving simultaneously feedback laser signal, the feeding
Component is compensated to be used to realize the motion perpendicular to the antenna polarization component Plane of rotation；
The dynamic adjusting module is arranged in the main polarization module, by the second adapter flange, second straight line exercise group
Part and the second support frame composition, the second straight line moving parts are arranged in second support frame, and described second is straight
2 guide rails being parallel to each other that line moving parts include being arranged in the support frame, with the rack of guide rail parallel, sliding block,
The motor and drive gear installed on sliding block, and be provided with and the antenna element on the second straight line moving parts
The counterweight of phase homogenous quantities, second support frame is by the second adapter flange setoff installation in the main polarization module
Afterwards on rotary flange disk.
Preferably, the scanning support also includes, the side between the standard knot module and the main polarization module
Position module, the orientation module use single-deck major diameter crossed roller bearing using whole-house as main load bearing component, inside,
The main polarization module is rotated by the bearing.
Preferably, first support frame by the first adapter flange setoff installation in the main polarization module
Specifically included on preceding rotary flange disk：First support frame is biased by the first adapter flange diameter formula or radius formula
On the preceding rotary flange disk of the main polarization module；And/or
Second support frame by the second adapter flange setoff installation the main polarization module rear rotation
Specifically included on ring flange：Second support frame is existed by the second adapter flange diameter formula or radius formula setoff installation
On the preceding rotary flange disk of the main polarization module.
Preferably, the dynamic adjusting module is centrosymmetric with the linear module on main polarization module.
The embodiment of the present application also provides a kind of large-scale Compact Range test system, and the system includes：Scanning support, flatness are surveyed
Equipment and control device are measured, wherein：
The floor installation is on Ground is tightened, including lower bottom base, upper bed-plate, bearing diagonal, crossbeam, support system and shifting
Dynamic base, wherein：The bottom surface of the lower bottom base is provided with castor；The bearing diagonal is arranged on the side of the lower bottom base head tree
Face, it is connected with each other by crossbeam between adjacent bearing diagonal；The upper bed-plate is arranged on the top surface of the lower bottom base；The support system
System is adjusted to horizontality by some hydraulic support legs, and each hydraulic support leg is separately mounted to the master of the lower bottom base
Rise or fall on column and by the base and the part on the base；The mobile base is arranged on the bottom
The bottom of seat, is provided with guide assembly in the mobile base, and the base is by leading described in the mobile base
Rail assembly is slided to adjust the position of the base, for adjusting the operating position of the scanning support；
The pitching module is the U-shaped supporting construction installed in the base top surface, using incomplete gear dual drive shape,
It is driven by planetary reducer, timing belt, worm and gear, gear level Four；
The standard knot module is arranged in the pitching module, and the standard knot module comprises at least a standard knot,
The mating interface of the standard knot has identical supporting construction, and the standard knot has multiple types according to height is different
Number；
The main polarization module is arranged in the standard knot module, including base housing, preceding rotary flange, rear rotary process
Orchid, sliding tooth wheel set, Circular gratings component, bearing, worm-gear speed reducer, motor and timing belt commutation component, rotate before described
Flange and the rear rotary flange are fixed on the base housing by bearing, and the motor drives the timing belt, and leads to
Cross the timing belt and drive the worm and gear so as to drive the main shaft, the main shaft moves institute by the drive gear subband
Rotary flange and the rear rotary flange rotate before stating；
The linear module be arranged on the main polarization module on, by the first adapter flange, first straight line moving parts and
First support frame is formed, and the first straight line moving parts are arranged in first support frame, the first straight line fortune
Dynamic component includes 2 guide rails being parallel to each other, rack, sliding block, the sliding block with guide rail parallel being arranged in the support frame
The motor and drive gear of upper installation, first support frame is by the first adapter flange setoff installation described
On the preceding rotary flange disk of main polarization module；
The antenna element is arranged on the first straight line moving parts of the linear module, the antenna element bag
Antenna polarization component, target assemblies and feed compensation component are included, the antenna polarization component is used to install antenna to be tested simultaneously
Rotated, the target assemblies are arranged on the antenna polarization component, for receiving simultaneously feedback laser signal, the feeding
Component is compensated to be used to realize the motion perpendicular to the antenna polarization component Plane of rotation；
The dynamic adjusting module is arranged in the main polarization module, by the second adapter flange, second straight line exercise group
Part and the second support frame composition, the second straight line moving parts are arranged in second support frame, and described second is straight
2 guide rails being parallel to each other that line moving parts include being arranged in the support frame, with the rack of guide rail parallel, sliding block,
The motor and drive gear installed on sliding block, and be provided with and the antenna element on the second straight line moving parts
The counterweight of phase homogenous quantities；Second support frame is by the second adapter flange setoff installation in the main polarization module
Afterwards on rotary flange disk；
The measurement of planeness equipment includes laser transmitting set and laser pick-off measuring apparatus, wherein：The laser hair
Jet device, laser plane is formed for launching laser and scanning；The laser pick-off measuring apparatus, for gathering the laser hair
The laser plane signal of jet device and the positional information that the laser transmitting set is determined according to the laser plane signal；
The control device includes industrial computer, motion control combination, Power Control combination, power supply combination and stage body electricity
Gas part, wherein：The industrial computer, for installation control system operation software and human-computer interaction interface is provided, complete data
Communication；The motion control combination, for controlling the motion of the electric component, realizes design accuracy；The Power Control group
Close, for according to the control command received, being controlled to the power of motor；The power supply combination, turns for power supply
The power supply of the electric equipment in system is changed and is, the stage body electric component includes performing, monitor and feeding back in motor and sensor
Part.
Above-mentioned at least one technical scheme that the embodiment of the present application uses can reach following beneficial effect：
Because the scanning support of Compact Range is made up of multiple parts that can be dismounted according to the actual requirements, therefore solve existing
In technology, according to the scanning support of Compact Range customization, cause the portability of the Compact Range test system based on the scanning support poor, it is difficult
The problem of to adapt to different test environments.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding of the present application, forms the part of the application, this Shen
Schematic description and description please is used to explain the application, does not form the improper restriction to the application.In the accompanying drawings：
Fig. 1 is the overall schematic of a kind of large-scale scanning frame for compact antenna test range that the embodiment of the present application provides and test system；
Fig. 2 is a kind of large-scale scanning frame for compact antenna test range base schematic diagram that the embodiment of the present application provides；
Fig. 3 is a kind of large-scale scanning frame for compact antenna test range pitching module diagram that the embodiment of the present application provides；
Fig. 4 is a kind of large-scale scanning frame for compact antenna test range standard knot schematic diagram that the embodiment of the present application provides；
Fig. 5 is a kind of large-scale main polarization module diagram of scanning frame for compact antenna test range that the embodiment of the present application provides；
Fig. 6 is a kind of large-scale scanning frame for compact antenna test range linear module schematic diagram that the embodiment of the present application provides；
Fig. 7 is a kind of large-scale scanning frame for compact antenna test range dynamic adjusting module schematic diagram that the embodiment of the present application provides；
Fig. 8 is a kind of large-scale scanning frame for compact antenna test range orientation module schematic diagram that the embodiment of the present application provides.
Embodiment
To make the purpose, technical scheme and advantage of the application clearer, below in conjunction with the application specific embodiment and
Technical scheme is clearly and completely described corresponding accompanying drawing.Obviously, described embodiment is only the application one
Section Example, rather than whole embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not doing
Go out under the premise of creative work the every other embodiment obtained, belong to the scope of the application protection.
Below in conjunction with accompanying drawing, the technical scheme that each embodiment of the application provides is described in detail.
Embodiment 1
Embodiment 1 provides a kind of large-scale scanning frame for compact antenna test range, for solving in the prior art, to be customized according to Compact Range
Scanning support, cause the portability of the Compact Range test system based on the scanning support poor, it is difficult to adapt to asking for different test environments
Topic.The structural representation of the scanning support is as shown in figure 1, the scanning support 10 includes：Base 101, pitching module 102, standard knot
103rd, main polarization module 104, linear module 105, antenna element 106 and dynamic adjusting module 107, wherein：
Fig. 2 show the base 101, and the base 101, which is arranged on, to be tightened on Ground, including lower bottom base, upper bed-plate,
Bearing diagonal, crossbeam, support system and mobile base, wherein：The bottom surface of the lower bottom base is provided with castor；The bearing diagonal installation
In the side of the lower bottom base head tree, it is connected with each other between adjacent bearing diagonal by crossbeam；The upper bed-plate is arranged on described
The top surface of lower bottom base；The support system is adjusted to horizontality, each hydraulic support leg by some hydraulic support legs
It is separately mounted to rise on the head tree of the lower bottom base and by the base 101 and the part on the base 101
Or fall；The mobile base is arranged on the bottom of the base 101, and guide assembly is provided with the mobile base, and
The base 101 is slided by the guide assembly in the mobile base, for adjusting the position of base 101, and is led to
Cross and adjust the position of base 101 to adjust the operating position of the scanning support 10.
Fig. 3 show the pitching module 102, and the pitching module 102 is installed in the U-shaped of the top surface of base 101
Supporting construction, using incomplete gear dual drive shape, it is driven by planetary reducer, timing belt, worm and gear, gear level Four,
By the elevating movement of the pitching module 102, the scope of scanning can be expanded.
The standard knot module 103 is illustrated in figure 4, the standard knot module 103 is arranged on the pitching module 102
On, the standard knot module 103 comprises at least a standard knot, and the mating interface of the standard knot has identical support knot
Structure, and the standard knot has multiple models according to height is different.
Fig. 5 show the main polarization module 104, and the main polarization module 104 is arranged on the standard knot module 103
On, including the deceleration of base housing, preceding rotary flange, rear rotary flange, sliding tooth wheel set, Circular gratings component, bearing, worm and gear
Mechanical, electrical machine and timing belt commutation component, the preceding rotary flange and the rear rotary flange are fixed on the pedestal by bearing
On housing, the motor drives the timing belt, and drives the worm and gear to drive the master by the timing belt
Axle, the main shaft moves the preceding rotary flange by the drive gear subband and the rear rotary flange rotates.
Fig. 6 show the linear module 105, and the linear module 105 is arranged in the main polarization module 104, by
First adapter flange, first straight line moving parts and the first support frame composition, the first straight line moving parts are arranged on institute
State in the first support frame, the first straight line moving parts are parallel to each other including 2 in the support frame
Guide rail, motor and drive gear with being installed on the rack, sliding block, sliding block of guide rail parallel, first support frame are led to
The first adapter flange setoff installation is crossed on the preceding rotary flange disk of the main polarization module 104.In actual applications, institute
Stating the first support frame can be by the first adapter flange diameter formula or radius formula setoff installation in the main polarization module
On 104 preceding rotary flange disk.
The antenna element 106 is arranged on the first straight line moving parts of the linear module 105, including antenna
Polarization component, target assemblies and feed compensation component, the antenna polarization component are used to install antenna to be tested and be revolved
Turn, the target assemblies are arranged on the antenna polarization component, for receiving simultaneously feedback laser signal, the feed compensation group
Part is used to realize the motion perpendicular to the antenna polarization component Plane of rotation.The antenna element 106 can be in the straight line
Slided on the parallel guide rail of the first straight line moving parts of module 105, expand the scope of scanning when tightening field scan.
Fig. 7 show the dynamic adjusting module 107, and the dynamic adjusting module 107 is arranged on the main polarization module
On 104, it is made up of the second adapter flange, second straight line moving parts and the second support frame, the second straight line moving parts
In second support frame, the second straight line moving parts include 2 phases being arranged in the support frame
Mutually parallel guide rail, motor and drive gear with being installed on the rack, sliding block, sliding block of guide rail parallel, and described the
Counterweight with the phase homogenous quantities of antenna element 106 is installed, second support frame passes through institute on two linear motion components
The second adapter flange setoff installation is stated on the rear rotary flange disk of the main polarization module.In actual applications, described second
Support frame can be by the second adapter flange diameter formula or radius formula setoff installation after the main polarization module 104
On rotary flange disk.
It should be further stated that the dynamic adjusting module 107 be arranged on by second adapter flange it is described
After main polarization module 104 on rotary flange disk, at the same the linear module 105 be arranged on by first adapter flange it is described
Before main polarization module 104 on rotary flange disk so that the dynamic adjusting module 107 is with the linear module 105 on main polarization mould
Block 104 is centrosymmetric, and so enables to the data of measurement more accurate.
Particularly, linear module 105 and dynamic adjusting module 107 are used cooperatively, and balance that scanning support is static and dynamic
Stressing conditions, reduce deformation, so as to lift scanning accuracy.And measurement of planeness equipment is real in scanning support system work process
When monitor and feedback terminal position data and carry out closed loop adjustment, further improve plane of scanning motion precision.The scanning support plane of scanning motion
Precision greatly improves, and expands measurable microwave frequency range.
Scanning support provided using embodiment 1, because the scanning support of Compact Range can be torn open according to the actual requirements by multiple
The part of dress is formed, therefore is solved in the prior art, the scanning support customized according to Compact Range, is caused based on the tight of the scanning support
The portability of contracting field test system is poor, it is difficult to the problem of adapting to different test environments.
Particularly, the scanning support 10 can also include in actual applications, installed in the standard knot module 103 and described
Orientation module 108 between main polarization module 104.Fig. 8 show orientation module 108, and the orientation module 108 is external using one
Shell uses single-deck major diameter crossed roller bearing as main load bearing component, inside, and the main polarization module 104 passes through the bearing
Rotate.By increasing orientation module 108 so that the main polarization module 104 being attached thereto can realize rotation so that sweep
Retouch the scope increase for tightening field scan.And pass through the group of the rotation of orientation module 108 and the elevating movement of pitching module 102
Close so that scanning support can realize the multivariant motion such as pitching, orientation, polarization, in polarization plane, by with it is straight
The combination of translational motion on wire module, it is possible to achieve the scanning of multi-motion track, scanning support can also pass through guide rail essence in itself
True ground shift position.Therefore, scanning support can realize the measurement of plane-wave field multiple directions.
Embodiment 2
Embodiment 2 provides a kind of large-scale Compact Range test system, for solving in the prior art, to be customized according to Compact Range
Scanning support, cause the Compact Range test system based on the scanning support portability it is poor, it is difficult to adapt to different test environments
Problem.The structural representation of the system is as shown in figure 1, the system includes：Scanning support 10, measurement of planeness equipment 20 and control are set
Standby 30, wherein：
The scanning support 10 includes：Base 101, pitching module 102, standard knot 103, main polarization module 104, linear module
105th, antenna element 106 and dynamic adjusting module 107, wherein：
The base 101, which is arranged on, to be tightened on Ground, as shown in Fig. 2 including lower bottom base, upper bed-plate, bearing diagonal, horizontal stroke
Beam, support system and mobile base, wherein：The bottom surface of the lower bottom base is provided with castor；The bearing diagonal be arranged on it is described under
The side of base head tree, it is connected with each other by crossbeam between adjacent bearing diagonal；The upper bed-plate is arranged on the lower bottom base
Top surface；The support system is adjusted to horizontality by some hydraulic support legs, and each hydraulic support leg is installed respectively
Rise or fall on the head tree of the lower bottom base and by the base 101 and the part on the base 101；Institute
The bottom that mobile base is arranged on the base 101 is stated, guide assembly, and the base are installed in the mobile base
101 are slided by the guide assembly in the mobile base to adjust the position of the base 101, for adjusting described sweep
Retouch the operating position of frame.
The pitching module 102 is the U-shaped supporting construction installed in the top surface of base 101, as shown in figure 3, using non-
Complete gear wheel dual drive shape, it is driven by planetary reducer, timing belt, worm and gear, gear level Four, passes through the pitching module
102 elevating movement, the scope of scanning can be expanded.
The standard knot module 103 is arranged in the pitching module 102, and the standard knot module 103 comprises at least one
Individual standard knot, the mating interface of the standard knot has identical supporting construction, and the standard knot has according to height is different
There are multiple models.
The main polarization module 104 be arranged on the standard knot module 103 on, including base housing, preceding rotary flange, after
Rotary flange, sliding tooth wheel set, Circular gratings component, bearing, worm-gear speed reducer, motor and timing belt commutation component, it is described
Preceding rotary flange and the rear rotary flange are fixed on the base housing by bearing, and the motor drives the synchronization
Band, and by the timing belt drive worm and gear so as to drive the main shaft, the main shaft passes through the drive gear
Subband moves the preceding rotary flange and the rear rotary flange rotates.
The linear module 105 is arranged in the main polarization module 104, is moved by the first adapter flange, first straight line
Component and the first support frame composition, the first straight line moving parts are arranged in first support frame, and described first
Linear motion component includes rack, the cunning of 2 guide rails being parallel to each other being arranged in the support frame and guide rail parallel
The motor and drive gear installed on block, sliding block, first support frame is biased by first adapter flange pacifies
On the preceding rotary flange disk of the main polarization module 104.In actual applications, first support frame can pass through institute
The first adapter flange diameter formula or radius formula setoff installation are stated on the preceding rotary flange disk of the main polarization module 104.
The antenna element 106 is arranged on the first straight line moving parts of the linear module 105, including antenna
Polarization component, target assemblies and feed compensation component, the antenna polarization component are used to install antenna to be tested and be revolved
Turn, the target assemblies are arranged on the antenna polarization component, for receiving simultaneously feedback laser signal, the feed compensation group
Part is used to realize the motion perpendicular to the antenna polarization component Plane of rotation.
The dynamic adjusting module 107 is arranged in the main polarization module 104, by the second adapter flange, second straight line
Moving parts and the second support frame composition, the second straight line moving parts are arranged in second support frame, described
Rack of the second straight line moving parts including 2 guide rails being parallel to each other in the support frame and guide rail parallel,
The motor and drive gear installed on sliding block, sliding block, and be provided with and the day on the second straight line moving parts
The counterweight of the phase homogenous quantities of line part 106；Second support frame is by the second adapter flange setoff installation in the master
On the rear rotary flange disk for the module that polarizes.
It should be further stated that the dynamic adjusting module 107 be arranged on by second adapter flange it is described
After main polarization module 104 on rotary flange disk, at the same the linear module 105 be arranged on by first adapter flange it is described
Before main polarization module 104 on rotary flange disk so that the dynamic adjusting module 107 is with the linear module 105 on main polarization mould
Block 104 is centrosymmetric.Particularly, being used cooperatively by linear module 105 and dynamic adjusting module 107, balances scanning
Frame static state and dynamic stress situation, reduce deformation, so as to lift scanning accuracy.And measurement of planeness equipment is in scanning support system
Monitored in real time in the course of work and feed back terminal position data and carry out closed loop adjustment, further improve plane of scanning motion precision.Sweep
Retouch frame plane of scanning motion precision to greatly improve, expand measurable microwave frequency range.
The measurement of planeness equipment 20 includes laser transmitting set and laser pick-off measuring apparatus, wherein：The laser
Launch equipment, laser plane is formed for launching laser and scanning；The laser pick-off measuring apparatus, for gathering the laser
Launch the laser plane signal of equipment and the positional information of the laser transmitting set is determined according to the laser plane signal；
The control device 30 includes industrial computer, motion control combination, Power Control combination, power supply combination and stage body
Electric component, wherein：The industrial computer, for installation control system operation software and human-computer interaction interface is provided, complete number
According to communication；The motion control combination, for controlling the motion of the electric component, realizes design accuracy；The Power Control
Combination, for according to the control command received, being controlled to the power of motor；The power supply combination, for power supply
Change and the power supply into the electric equipment in system.The stage body electric component in motor and sensor including performing, monitoring and instead
The part of feedback.
The test system provided using embodiment 2, because the scanning support of Compact Range can be torn open according to the actual requirements by multiple
The part of dress is formed, therefore is solved in the prior art, the scanning support customized according to Compact Range, is caused based on the tight of the scanning support
The portability of contracting field test system is poor, it is difficult to the problem of adapting to different test environments.
It should be noted that term " comprising ", "comprising" or its any other variant are intended to non-row in the application
His property includes, so that process, method, commodity or equipment including a series of elements not only include those key elements, and
And also include the other element being not expressly set out, or also include for this process, method, commodity or equipment institute inherently
Key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that including wanting
Other identical element also be present in the process of element, method, commodity or equipment.
Embodiments herein is these are only, is not limited to the application.To those skilled in the art,
The application can have various modifications and variations.All any modifications made within spirit herein and principle, equivalent substitution,
Improve etc., it should be included within the scope of claims hereof.
Claims (5)
1. a kind of large-scale scanning frame for compact antenna test range, it is characterised in that the scanning support is used for Compact Range test system, the scanning support
Including：Base (101), pitching module (102), standard knot (103), main polarization module (104), linear module (105), antenna part
Part (106) and dynamic adjusting module (107), wherein：
The base (101) be arranged on tighten Ground on, including lower bottom base, upper bed-plate, bearing diagonal, crossbeam, support system and
Mobile base, wherein：The bottom surface of the lower bottom base is provided with castor；The bearing diagonal is arranged on the side of the lower bottom base head tree
Face, it is connected with each other by crossbeam between adjacent bearing diagonal；The upper bed-plate is arranged on the top surface of the lower bottom base；The support system
System is adjusted to horizontality by some hydraulic support legs, and each hydraulic support leg is separately mounted to the master of the lower bottom base
Rise or fall on column and by the base (101) and the part on the base (101)；The mobile base peace
Mounted in the bottom of the base (101), guide assembly is installed, and the base (101) passes through institute in the mobile base
The guide assembly in mobile base is stated to slide to adjust the position of the base (101), for adjusting the scanning support
Operating position；
The pitching module (102) is the U-shaped supporting construction installed in the base (101) top surface, double using incomplete gear
Shape is driven, is driven by planetary reducer, timing belt, worm and gear, gear level Four；
The standard knot module (103) is arranged on the pitching module (102), and the standard knot module (103) comprises at least
One standard knot, the mating interface of the standard knot has identical supporting construction, and the standard knot is different according to height
With multiple models；
The main polarization module (104) be arranged on the standard knot module (103) on, including base housing, preceding rotary flange, after
Rotary flange, sliding tooth wheel set, Circular gratings component, bearing, worm-gear speed reducer, motor and timing belt commutation component, it is described
Preceding rotary flange and the rear rotary flange are fixed on the base housing by bearing, and the motor drives the synchronization
Band, and drive the worm and gear to pass through the drive gear subband so as to drive shaft, the main shaft by the timing belt
Move the preceding rotary flange and the rear rotary flange rotates；
The linear module (105) is arranged on the main polarization module (104), is moved by the first adapter flange, first straight line
Component and the first support frame composition, the first straight line moving parts are arranged in first support frame, and described first
Linear motion component includes rack, the cunning of 2 guide rails being parallel to each other being arranged in the support frame and guide rail parallel
The motor and drive gear installed on block, sliding block, first support frame is biased by first adapter flange pacifies
On the preceding rotary flange disk of the main polarization module (104)；
The antenna element (106) is arranged on the first straight line moving parts of the linear module (105), the antenna
Part (106) includes antenna polarization component, target assemblies and feed compensation component, and the antenna polarization component is to be measured for installing
The antenna of examination is simultaneously rotated, and the target assemblies are arranged on the antenna polarization component, for receiving simultaneously feedback laser letter
Number, the feed compensation component is used to realize the motion perpendicular to the antenna polarization component Plane of rotation；
The dynamic adjusting module (107) is arranged on the main polarization module (104), by the second adapter flange, second straight line
Moving parts and the second support frame composition, the second straight line moving parts are arranged in second support frame, described
Rack of the second straight line moving parts including 2 guide rails being parallel to each other in the support frame and guide rail parallel,
The motor and drive gear installed on sliding block, sliding block, and be provided with and the day on the second straight line moving parts
The counterweight of line part phase homogenous quantities；Second support frame is by the second adapter flange setoff installation described main polarization
On the rear rotary flange disk of module (104).
2. scanning support as claimed in claim 1, it is characterised in that the scanning support also includes, installed in the standard knot module
(103) orientation module (108) between the main polarization module (104), the orientation module (108) are made using whole-house
For main load bearing component, inside uses single-deck major diameter crossed roller bearing, and the main polarization module (104) is made by the bearing
Rotary motion.
3. scanning support as claimed in claim 1, it is characterised in that first support frame is inclined by first adapter flange
Put and specifically included on the preceding rotary flange disk of the main polarization module (104)：First support frame passes through described
First adapter flange diameter formula or radius formula setoff installation are on the preceding rotary flange disk of the main polarization module (104)；With/
Or,
Second support frame by the second adapter flange setoff installation the main polarization module (104) rear rotation
Specifically included on ring flange：Second support frame is existed by the second adapter flange diameter formula or radius formula setoff installation
On the preceding rotary flange disk of the main polarization module (104).
4. scanning support as claimed in claim 3, it is characterised in that the dynamic adjusting module (107) and the linear module
(105) it is centrosymmetric on main polarization module (104).
A kind of 5. large-scale Compact Range test system, it is characterised in that including：Scanning support (10), measurement of planeness equipment (20) and
Control device (30), wherein：
The scanning support (10) includes：It is base (101), pitching module (102), standard knot (103), main polarization module (104), straight
Wire module (105), antenna element (106) and dynamic adjusting module (107), wherein：
The base (101) be arranged on tighten Ground on, including lower bottom base, upper bed-plate, bearing diagonal, crossbeam, support system and
Mobile base, wherein：The bottom surface of the lower bottom base is provided with castor；The bearing diagonal is arranged on the side of the lower bottom base head tree
Face, it is connected with each other by crossbeam between adjacent bearing diagonal；The upper bed-plate is arranged on the top surface of the lower bottom base；The support system
System is adjusted to horizontality by some hydraulic support legs, and each hydraulic support leg is separately mounted to the master of the lower bottom base
Rise or fall on column and by the base (101) and the part on the base (101)；The mobile base peace
Mounted in the bottom of the base (101), guide assembly is installed, and the base (101) passes through institute in the mobile base
The guide assembly in mobile base is stated to slide to adjust the position of the base (101), for adjusting the scanning support
Operating position；
The pitching module (102) is the U-shaped supporting construction installed in the base (101) top surface, double using incomplete gear
Shape is driven, is driven by planetary reducer, timing belt, worm and gear, gear level Four；
The standard knot module (103) is arranged on the pitching module (102), and the standard knot module (103) comprises at least
One standard knot, the mating interface of the standard knot has identical supporting construction, and the standard knot is different according to height
With multiple models；
The main polarization module (104) be arranged on the standard knot module (103) on, including base housing, preceding rotary flange, after
Rotary flange, sliding tooth wheel set, Circular gratings component, bearing, worm-gear speed reducer, motor and timing belt commutation component, it is described
Preceding rotary flange and the rear rotary flange are fixed on the base housing by bearing, and the motor drives the synchronization
Band, and drive the worm and gear to pass through the drive gear subband so as to drive shaft, the main shaft by the timing belt
Move the preceding rotary flange and the rear rotary flange rotates；
The linear module (105) is arranged on the main polarization module (104), is moved by the first adapter flange, first straight line
Component and the first support frame composition, the first straight line moving parts are arranged in first support frame, and described first
Linear motion component includes rack, the cunning of 2 guide rails being parallel to each other being arranged in the support frame and guide rail parallel
The motor and drive gear installed on block, sliding block, first support frame is biased by first adapter flange pacifies
On the preceding rotary flange disk of the main polarization module (104)；
The antenna element (106) is arranged on the first straight line moving parts of the linear module (105), the antenna
Part (106) includes antenna polarization component, target assemblies and feed compensation component, and the antenna polarization component is to be measured for installing
The antenna of examination is simultaneously rotated, and the target assemblies are arranged on the antenna polarization component, for receiving simultaneously feedback laser letter
Number, the feed compensation component is used to realize the motion perpendicular to the antenna polarization component Plane of rotation；
The dynamic adjusting module (107) is arranged on the main polarization module (104), by the second adapter flange, second straight line
Moving parts and the second support frame composition, the second straight line moving parts are arranged in second support frame, described
Rack of the second straight line moving parts including 2 guide rails being parallel to each other in the support frame and guide rail parallel,
The motor and drive gear installed on sliding block, sliding block, and be provided with and the day on the second straight line moving parts
The counterweight of line part phase homogenous quantities；Second support frame is by the second adapter flange setoff installation described main polarization
On the rear rotary flange disk of module (104)；
The measurement of planeness equipment (20) includes laser transmitting set and laser pick-off measuring apparatus, wherein：The laser hair
Jet device, laser plane is formed for launching laser and scanning；The laser pick-off measuring apparatus, for gathering the laser hair
The laser plane signal of jet device and the positional information that the laser transmitting set is determined according to the laser plane signal；
The control device (30) includes industrial computer, motion control combination, Power Control combination, power supply combination and stage body electricity
Gas part, wherein：The industrial computer, for installation control system operation software and human-computer interaction interface is provided, complete data
Communication；The motion control combination, for controlling the motion of the electric component, realizes design accuracy；The Power Control group
Close, for according to the control command received, being controlled to the power of motor；The power supply combination, turns for power supply
The power supply of the electric equipment in system is changed and is, the stage body electric component includes performing, monitor and feeding back in motor and sensor
Part.
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| CN201510976035.3A CN105607046B (en) | 2015-12-22 | 2015-12-22 | A kind of large-scale scanning frame for compact antenna test range and test system |
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| CN201510976035.3A CN105607046B (en) | 2015-12-22 | 2015-12-22 | A kind of large-scale scanning frame for compact antenna test range and test system |
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| CN105607046B true CN105607046B (en) | 2018-03-06 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106405297B (en) * | 2016-11-02 | 2024-01-02 | 大连东信微波技术有限公司 | Radome test system |
| 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 |
| CN108802501A (en) * | 2018-04-19 | 2018-11-13 | 北京无线电计量测试研究所 | A kind of Compact Range scanning means |
| CN109249867B (en) * | 2018-10-24 | 2023-10-20 | 北京环境特性研究所 | Large-sized three-degree-of-freedom scanning frame for vehicle |
| CN110501576B (en) * | 2019-08-28 | 2021-07-30 | 北京无线电计量测试研究所 | Rectangular coordinate scanning frame system and splicing measurement method |
| CN112212839B (en) * | 2020-09-23 | 2022-04-19 | 武汉恒新动力科技有限公司 | Remote high-precision centering device and large-range scanning system |
| CN112748290B (en) * | 2020-12-09 | 2023-09-15 | 北京无线电计量测试研究所 | Simulated motion scanning frame for fixing multiple antenna targets |
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| CN104567672A (en) * | 2014-12-25 | 2015-04-29 | 北京无线电计量测试研究所 | Large compact range scanning frame system and method for adjusting space geometric quantity of scanning frame system |
| CN104597841A (en) * | 2014-12-17 | 2015-05-06 | 北京无线电计量测试研究所 | System and method for compensating planeness of compact field plane scanning frame |
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| US8275091B2 (en) * | 2002-07-23 | 2012-09-25 | Rapiscan Systems, Inc. | Compact mobile cargo scanning system |
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| CN104567672A (en) * | 2014-12-25 | 2015-04-29 | 北京无线电计量测试研究所 | Large compact range scanning frame system and method for adjusting space geometric quantity of scanning frame system |
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