CN206773085U - Filed-close plane scanning support and filed-close plane scanning system - Google Patents
Filed-close plane scanning support and filed-close plane scanning system Download PDFInfo
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- CN206773085U CN206773085U CN201720695069.XU CN201720695069U CN206773085U CN 206773085 U CN206773085 U CN 206773085U CN 201720695069 U CN201720695069 U CN 201720695069U CN 206773085 U CN206773085 U CN 206773085U
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Abstract
The utility model discloses a kind of filed-close plane scanning support, including first support；It is installed in the first straight line travel mechanism that can be moved linearly in first support along X-direction；The second straight line travel mechanism that can be moved linearly along Y direction being installed in first straight line travel mechanism；The 3rd linear moving mechanism that can be moved linearly along Z-direction being installed in second straight line travel mechanism；And it is installed in the rotating mechanism being rotated in perpendicular inner circumferential, for carrying test department on the 3rd linear moving mechanism；First, second, third linear moving mechanism and rotating mechanism can work independently or any combination while work.The invention also discloses a kind of filed-close plane scanning system.By above-mentioned embodiment, it has X, Y, Z and polaxis four axes motion ability, can effectively catch the spectral information of horizontal direction propagation, can be easily adjusted the distance between scanning support and Devices to test, and automaticity is high, and testing efficiency is high.
Description
Technical field
It the utility model is related to antenna measurement technical field, more particularly to a kind of filed-close plane scanning support and filed-close plane
Scanning system.
Background technology
Antenna measurement mainly has at present：Far-Field antennas measurement system, antenna tighten field measurement, antenna damnification.Antenna near-field
E measurement technology is primarily referred to as frequency spectrum near-field measurement technique, and spectrum analysis is carried out by the spectrum structure for studying measured signal, so as to
Obtain the parameters of near field antenna.
Conventional planar scanning support does not possess antero posterior axis locomotive function typically, therefore can only be done mostly when carrying out near field measurement
Flat scanning, the spectral information of horizontal direction propagation is easily lost, and the distance between flat scanning frame and Devices to test need
When changing to adapt to new test scene, generally require manually, to change distance between the two, to cause measurement efficiency low
Problem.
Utility model content
The utility model provides a kind of filed-close plane scanning support and filed-close plane scanning system to solve above-mentioned technical problem
System, it has the four axes motion ability of X, Y, Z and polaxis, can effectively catch the spectral information of horizontal direction propagation, can
The distance between scanning support and Devices to test are easily adjusted, and automaticity is high, testing efficiency is high.
In order to solve the above technical problems, the utility model provides a kind of filed-close plane scanning support, including：First support；Dress
The first straight line travel mechanism that can be moved linearly in the first support along X-direction；The first straight line is installed in move
The second straight line travel mechanism that can be moved linearly along Y direction on motivation structure；It is installed in the second straight line travel mechanism
Can along Z-direction move linearly the 3rd linear moving mechanism；And be installed on the 3rd linear moving mechanism can
With rotating mechanism rotated in perpendicular inner circumferential, for carrying test department；The first straight line travel mechanism, described
Two linear moving mechanisms, the 3rd linear moving mechanism and the rotating mechanism can work independently or any combination
Work simultaneously.
Further, the first straight line travel mechanism includes being rotationally connected with the first support and along X-direction
First ball-screw of extension, the first nut slider being socketed on first ball-screw and first ball-screw
The first servomotor and the first supporting plate for being fixed on first nut slider of support of linkage, in the first support
Along X-direction extension formed with the first guide rail, the first supporting plate bottom is provided with first coordinated with first guide rail and slided
Groove.
Further, the second straight line travel mechanism includes being rotationally connected with first supporting plate and along Y-axis side
The second ball-screw to extension, the second nut slider being socketed on second ball-screw, with second ball wire
The second supporting plate that second servomotor of thick stick linkage and support are fixed on second nut slider, first support
Extend on plate along Y direction formed with the second guide rail, the second supporting plate bottom is provided with the coordinated with second guide rail
Two chutes.
Further, the 3rd linear moving mechanism includes being installed in second support in second supporting plate, turned
Dynamic the 3rd ball-screw for being connected in the second support and extending along Z-direction, it is socketed on the 3rd ball-screw
The 3rd nut slider, with the 3rd ball-screw linkage the 3rd servomotor and support be fixed on the 3rd nut
The 3rd supporting plate on sliding block, extend along Z direction of principal axis formed with the 3rd guide rail, the 3rd supporting plate on the 3rd support
Bottom is provided with the 3rd chute coordinated with the 3rd guide rail.
Further, the rotating mechanism includes the 4th servomotor and the installing being installed in the 3rd supporting plate
In the mounting disc of the installation test department of the 4th servo motor output shaft.
Further, the displacement location precision of first, second and third linear moving mechanism is less than 0.05mm, sweeps
It is 0.25mm/s to retouch speed；The slewing area of the polaxis of the rotating mechanism is 0 °~360 °, and positioning precision is less than 0.01 °,
Maximum speed is 3 °/s, and the rotational angle of the polaxis of the rotating mechanism is positioned using 20 absolute value encoders.
Further, the 3rd linear moving mechanism is detachably connected is fixed on the second straight line travel mechanism
On.
Further, the first support bottom is equiped with dismountable castor easy to remove and for the removable of leveling
The support feet unloaded；The optical component for being directed at object to be measured is also equiped with the rotating mechanism.
In order to solve the above technical problems, the utility model also provides a kind of filed-close plane scanning system, including appoint as described above
Filed-close plane scanning support described in one embodiment, wherein：Survey is equipped with rotating mechanism in the filed-close plane scanning support
Examination portion.
Further, the filed-close plane scanning system includes motion control card, and in the filed-close plane scanning support
First, the cable in second, third linear moving mechanism and rotating mechanism is inserted by aviation and is electrically connected with the motion control card
Connect.
Filed-close plane scanning support of the present utility model and filed-close plane scanning system, have the advantages that：
By setting the first straight line travel mechanism that can be moved linearly in X-direction in first support, in first straight line
The second straight line travel mechanism that can be moved linearly in Y direction is set in travel mechanism, set in second straight line travel mechanism
The 3rd linear moving mechanism that can be moved linearly in Z-direction and it is provided on the 3rd linear moving mechanism carrying and surveys
The rotating mechanism that the polaxis in examination portion can circumferentially rotate, and then it has the four axes motion ability of X, Y, Z and polaxis, Ke Yiyou
Effect catches the spectral information that horizontal direction is propagated and can be easily adjusted the distance between scanning support and Devices to test, automates
Degree is high, and testing efficiency is high.
Brief description of the drawings
Fig. 1 is the front view at the first visual angle of the utility model filed-close plane scanning support.
Fig. 2 is the front view under the second visual angle of the utility model filed-close plane scanning support.
Fig. 3 is the front view under the second visual angle of the utility model filed-close plane scanning support.
Embodiment
The utility model is described in detail with embodiment below in conjunction with the accompanying drawings.
Being referred to reference to Fig. 1 to Fig. 3, the utility model provides a kind of filed-close plane scanning support 1, including：First support
2；It is installed in the first straight line travel mechanism 3 that can be moved linearly in first support 2 along X-direction；It is installed in first straight line movement
The second straight line travel mechanism 4 that can be moved linearly along Y direction in mechanism 3；Be installed in second straight line travel mechanism 4 can
The 3rd linear moving mechanism 5 to be moved linearly along Z-direction；And it is installed in can erect on the 3rd linear moving mechanism 5
Rotating mechanism 6 that straight plane inner circumferential rotates, for carrying test department；First straight line travel mechanism 3, second straight line moving machine
Structure 4, the 3rd linear moving mechanism 5 and rotating mechanism 6 can work independently or any combination while work.The test department
（It is not shown）Generally can be with transmission signal and/or reception signal, such as probe assemblies being made up of one or more probes.It is logical
Such structure is crossed, the test department of carrying can arbitrarily move in the solid space that X-axis, Y-axis, Z axis are formed, and can be
Rotated on polaxis, to carry out comprehensive scanning to aerial signal.First, second, third linear moving mechanism 3,4,5 and turn
Motivation structure 6 can move individually or while any combination, so can realize arc Surface scan by control, and then compare
The conventional planar scanning support of flat scanning is only done in the movement of typically no antero posterior axis, conventional planar scanning support can be effectively caught and lose
The spectral information that the horizontal direction of mistake is propagated, so as to more precise restoration parameter information to be tested.
In a preferred embodiment, the optical component for being directed at Devices to test can be also installed on rotating mechanism 6（Figure
Do not show）, such as camera, wherein, the optical component can be specifically installed in mounting disc 62 described below.
In one embodiment, first straight line travel mechanism 3 includes being rotationally connected with first support 2 and along X-axis side
The first ball-screw 31 to extension, the first nut slider 32 being socketed on the first ball-screw 31, with the first ball-screw
The first supporting plate 34 that first servomotor 33 of 31 linkages and support are fixed on the first nut slider 32, first support 2
On along X-direction extension formed with the first guide rail 35, the bottom of the first supporting plate 34 is provided with first coordinated with the first guide rail 35 and slided
Groove（Do not indicate）.Wherein, gear or belt wheel can be used to be combined biography between the first servomotor 33 and the first ball-screw 31
The mode of dynamic band is linked, and the present embodiment is linked in a manner of belt wheel combination transmission belt.Wherein, the first servomotor 33 works
When, the first ball-screw 31 of driving rotates, and then the first nut slider 32 being socketed on the first ball-screw 31 can be along the
One ball-screw 31 moves linearly, so as to drive the other parts of installing thereon to move in the X-axis direction.
Further, second straight line travel mechanism 4 includes being rotationally connected with the first supporting plate 34 and along Y direction extending
The second ball-screw 41, be socketed on the second ball-screw 41 the second nut slider 42, link with the second ball-screw 41
The second servomotor 43 and the second supporting plate 44 for being fixed on the second nut slider 42 of support, edge in the first supporting plate 34
Y direction extension is provided with the second chute coordinated with the second guide rail 45 formed with the second guide rail 45, the bottom of the second supporting plate 44（Not
Sign）.Wherein, gear or belt wheel combination transmission belt can be used between the second servomotor 43 and the second ball-screw 41
Mode is linked, and the present embodiment is linked in a manner of belt wheel combination transmission belt, specifically, the output shaft of the second servomotor 43
Be rigidly connected a belt wheel 81, and the one end of the second ball-screw 41 is rigidly connected another belt wheel 82, passes through transmission between two belt wheels 81,82
Band 83 is attached and is driven.Wherein, when the second servomotor 43 works, the second ball-screw 41 of driving rotates, and then is socketed
It can move linearly along the second ball-screw 41 in the second nut slider 42 on the second ball-screw 41, be installed in so as to drive
Other parts thereon can move in the Y-axis direction.
Further, the 3rd linear moving mechanism 5 includes second support 50, the company of rotation being installed in the second supporting plate 44
Be connected in second support 50 and along the 3rd ball-screw 51 of Z-direction extension, be socketed on the 3rd ball-screw 51 the 3rd
Nut slider 52, the 3rd servomotor 53 to be linked with the 3rd ball-screw 51 and support are fixed on the 3rd nut slider 52
The 3rd supporting plate 54, extend along Z direction of principal axis on the 3rd support and be provided with formed with the 3rd guide rail 55, the bottom of the 3rd supporting plate 54
The 3rd chute coordinated with the 3rd guide rail 55（Do not indicate）.Wherein, can between the 3rd servomotor 53 and the 3rd ball-screw 51
Linked in a manner of using gear or belt wheel combination transmission belt, the present embodiment can also belt wheel combination transmission belt mode join
It is dynamic.Wherein, when the 3rd servomotor 53 works, the 3rd ball-screw 51 of driving rotates, and then is socketed on the 3rd ball-screw 51
On the 3rd nut slider 52 can be moved linearly along the 3rd ball-screw 51, so as to drive installing other parts thereon can
To move in the Z-axis direction.
Wherein, first straight line travel mechanism 3, the linear moving mechanism 5 of second straight line travel mechanism 4 and the 3rd can be independent
Either combine two-by-two or triplicity is operated, required for driving the test department being installed on rotating mechanism 6 to be moved to
The position of arrival.
In one embodiment, rotating mechanism 6 include being installed in the 4th servomotor 61 in the 3rd supporting plate 54 with
And the mounting disc 62 of the installation test department of the output shaft of the 4th servomotor 61 is installed in, the mounting disc 62 citing can be in XZ axles institute
Rotate or can be rotated in the perpendicular that YZ axles are formed in the perpendicular of formation, and then realize the tune of azimuthal
Section.
Preferably, in above-described embodiment, first straight line travel mechanism 3, the straight line of second straight line travel mechanism 4 and the 3rd move
The displacement location precision of motivation structure 5 is less than 0.05mm, sweep speed 0.25mm/s.In addition, the polaxis of rotating mechanism 6
Slewing area is 0 °~360 °, and positioning precision is less than 0.01 °, and maximum speed is 3 °/s, and then realizes high-precision rotary；Its
In, the rotational angle of polaxis is positioned using 20 absolute value encoders in rotating mechanism 6.
In one embodiment, the 3rd linear moving mechanism 5 is detachably connected is fixed on second straight line travel mechanism 4
On, that is, the rotating mechanism 6 being connected on the 3rd linear moving mechanism 5 can also be as the 3rd linear moving mechanism 5 be from
Dismounting on two linear moving mechanisms 4 and remove and separate and come as two independent axle test systems, can so be applicable
In position is especially inconvenient or system without multiaxis measurement, it installs and transported more convenient, also allows for user's selection.
The bottom of first support 2 is equiped with easy to remove and dismountable castor 71, near in order to move this using castor 71
Field flat scanning frame 1, in the sidepiece of first support 2 handle 73 can be set dilatory to facilitate.The bottom of first support 2, which is additionally provided with, to be used for
Dismountable support feet 72 of leveling.Castor 71 and/or support feet 72 are arranged to dismountable structure, convenient by the filed-close plane
Scanning support 1 is fixed in the desk raised or other far field test systems.
In above-described embodiment, all supportive structures are included at least such as first support 2, the in the filed-close plane scanning support 1
Two supports 50, the first supporting plate 34, the second supporting plate 44 or the 3rd supporting plate 54 etc. use hollow light weight aluminum alloy material,
Mitigate equipment total quality while reliability is ensured, be moved easily and transport.
In above-described embodiment, the first servomotor 33, the second servomotor 43, the 3rd servomotor 53 and the 4th servo
Motor 61 can use high-precision strap brake servomotor.
The utility model also provides a kind of filed-close plane scanning system, including the filed-close plane of any one embodiment as described above
Scanning support 1, wherein：Test department is equipped with rotating mechanism 6 in filed-close plane scanning support 1.
Filed-close plane scanning system includes being used for the motion control card for controlling each electric component work, filed-close plane scanning support
The cable in first, second, third linear moving mechanism 5 and rotating mechanism 6 in 1 inserts 74 and motion control by aviation
Card electrical connection, both 74 connections, convenient dismounting, transport are inserted by aviation.In addition, in above-described embodiment, antenna near-field scanning system
Cable in system can be with Hide All in device interior so that complete equipment outward appearance is clean and tidy.
Filed-close plane scanning support of the present utility model and filed-close plane scanning system, have the advantages that：
By setting the first straight line travel mechanism 3, straight first that can be moved linearly in X-direction in first support 2
The second straight line travel mechanism 4 that can be moved linearly in Y direction is set in line travel mechanism 3, in second straight line travel mechanism 4
The 3rd linear moving mechanism 5 that can be moved linearly in Z-direction is set and is provided on the 3rd linear moving mechanism 5
The rotating mechanism 6 that the polaxis of test department can circumferentially rotate is carried, and then it has the four axes motion energy of X, Y, Z and polaxis
Power, can effectively catch the spectral information of horizontal direction propagation, and can be easily adjusted between scanning support and Devices to test
Distance, automaticity is high, and testing efficiency is high.
Embodiment of the present utility model is these are only, not thereby limits the scope of the claims of the present utility model, every profit
The equivalent structure or equivalent flow conversion made with the utility model specification and accompanying drawing content, or directly or indirectly it is used in it
The technical field of his correlation, is similarly included in scope of patent protection of the present utility model.
Claims (10)
- A kind of 1. filed-close plane scanning support, it is characterised in that including：First support；It is installed in the first straight line travel mechanism that can be moved linearly in the first support along X-direction；The second straight line travel mechanism that can be moved linearly along Y direction being installed in the first straight line travel mechanism；The 3rd linear moving mechanism that can be moved linearly along Z-direction being installed in the second straight line travel mechanism；And be installed on the 3rd linear moving mechanism can perpendicular inner circumferential rotate, for carry test The rotating mechanism in portion；Wherein, the first straight line travel mechanism, the second straight line travel mechanism, the 3rd linear moving mechanism and institute State rotating mechanism can work independently or any combination and meanwhile work.
- 2. filed-close plane scanning support according to claim 1, it is characterised in that：The first ball that the first straight line travel mechanism includes being rotationally connected with the first support and extended along X-direction Leading screw, the first nut slider being socketed on first ball-screw, the first servo with first ball-screw linkage Motor and the first supporting plate for being fixed on first nut slider of support, extend along X-direction in the first support Formed with the first guide rail, the first supporting plate bottom is provided with the first chute coordinated with first guide rail.
- 3. filed-close plane scanning support according to claim 2, it is characterised in that：The second rolling that the second straight line travel mechanism includes being rotationally connected with first supporting plate and extended along Y direction Ballscrew, the second nut slider being socketed on second ball-screw, second watch with second ball-screw linkage Take motor and support the second supporting plate being fixed on second nut slider, along Y direction in first supporting plate Extension is provided with the second chute coordinated with second guide rail formed with the second guide rail, the second supporting plate bottom.
- 4. filed-close plane scanning support according to claim 3, it is characterised in that：Second support that 3rd linear moving mechanism includes being installed in second supporting plate, it is rotationally connected with described the On two supports and along Z-direction extension the 3rd ball-screw, be socketed on the 3rd ball-screw the 3rd nut slider, The 3rd be fixed on the 3rd servomotor of the 3rd ball-screw linkage and support on the 3rd nut slider Fagging, along the extension of Z direction of principal axis formed with the 3rd guide rail on the 3rd support, the 3rd supporting plate bottom be provided with it is described The 3rd chute that 3rd guide rail coordinates.
- 5. filed-close plane scanning support according to claim 4, it is characterised in that：The rotating mechanism includes the 4th servomotor that is installed in the 3rd supporting plate and is installed in the described 4th watching Take the mounting disc of the installation test department of motor output shaft.
- 6. the filed-close plane scanning support according to any one of Claims 1 to 5, it is characterised in that：The displacement location precision of first, second and third linear moving mechanism is less than 0.05mm, and sweep speed is 0.25mm/s；The slewing area of the polaxis of the rotating mechanism is 0 °~360 °, and positioning precision is less than 0.01 °, and maximum speed is 3 °/s, the rotational angle of the polaxis of the rotating mechanism is positioned using 20 absolute value encoders.
- 7. filed-close plane scanning support according to claim 1, it is characterised in that：3rd linear moving mechanism is detachably connected to be fixed in the second straight line travel mechanism.
- 8. filed-close plane scanning support according to claim 1, it is characterised in that：The first support bottom is equiped with dismountable castor easy to remove and dismountable support feet for leveling；The optical component for being directed at object to be measured is also equiped with the rotating mechanism.
- 9. a kind of filed-close plane scanning system, it is characterised in that including the filed-close plane as described in any one of claim 1~8 Scanning support, wherein：Test department is equipped with rotating mechanism in the filed-close plane scanning support.
- 10. filed-close plane scanning system according to claim 9, it is characterised in that：The filed-close plane scanning system includes motion control card, and first, second, third in the filed-close plane scanning support is straight Cable in line travel mechanism and rotating mechanism is inserted by aviation to be electrically connected with the motion control card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720695069.XU CN206773085U (en) | 2017-06-14 | 2017-06-14 | Filed-close plane scanning support and filed-close plane scanning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720695069.XU CN206773085U (en) | 2017-06-14 | 2017-06-14 | Filed-close plane scanning support and filed-close plane scanning system |
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| CN206773085U true CN206773085U (en) | 2017-12-19 |
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| CN201720695069.XU Active CN206773085U (en) | 2017-06-14 | 2017-06-14 | Filed-close plane scanning support and filed-close plane scanning system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108303603A (en) * | 2018-01-19 | 2018-07-20 | 广东柏兹电子科技有限公司 | A kind of electric wave test darkroom device |
| 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 |
| CN111707876A (en) * | 2020-06-29 | 2020-09-25 | 中国电子科技集团公司第十四研究所 | A diaxon straightness quick adjustment mechanism that hangs down for large-scale antenna near field tester |
-
2017
- 2017-06-14 CN CN201720695069.XU patent/CN206773085U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108303603A (en) * | 2018-01-19 | 2018-07-20 | 广东柏兹电子科技有限公司 | A kind of electric wave test darkroom device |
| 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 |
| CN111707876A (en) * | 2020-06-29 | 2020-09-25 | 中国电子科技集团公司第十四研究所 | A diaxon straightness quick adjustment mechanism that hangs down for large-scale antenna near field tester |
| CN111707876B (en) * | 2020-06-29 | 2023-03-28 | 中国电子科技集团公司第十四研究所 | A diaxon straightness quick adjustment mechanism that hangs down for large-scale antenna near field tester |
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