CN104617399B - A kind of assembling method of the large area reflector antenna of multiaspect Slab element composition - Google Patents
A kind of assembling method of the large area reflector antenna of multiaspect Slab element composition Download PDFInfo
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- CN104617399B CN104617399B CN201510065113.4A CN201510065113A CN104617399B CN 104617399 B CN104617399 B CN 104617399B CN 201510065113 A CN201510065113 A CN 201510065113A CN 104617399 B CN104617399 B CN 104617399B
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Abstract
The invention discloses a kind of assembling method of the large area reflector antenna of multiaspect Slab element composition.The large area reflector antenna of multiaspect Slab element composition is widely used in the fields such as radar, antenna and building roof system.The class formation is typically assembled into large area reflector antenna according to certain rule by the panel unit of some small areas, and has certain requirement to its overall dimensions, surface accuracy and presentation quality etc..The assembling method of the present invention is mainly：Corresponding localization method is employed to geometric properties different at the overall structure outline of large area reflector antenna (such as situations such as angle end, straight flange and arc side)；Employ, the order of finally successively inside assembled residue panel；Partition is previously inserted between each panel unit during assembly.The dimensional accuracy of large area reflector antenna and the uniformity in gap are this invention ensures that, its precision and aesthetic property is improved, while specification flow process is easy to operation.
Description
Technical field
Present invention relates generally to Large Radar Antenna reflecting surface manufacture etc. is higher to apparent size, splicing accuracy requirement
Surface texture engineering field, more particularly, to a kind of assembling method of the large area reflector antenna of multiaspect Slab element composition.
Background technology
With the rapid progress in the fields such as satellite communication and survey of deep space, antenna has been played wherein and has more carried out important work
With.The effect of antenna is receiving and transmission signal by the reflecting surface of certain scale.Due to the reflecting surface area of huge antenna
It is huge, it is assembled by the panel unit of fritter.Such as Nation Astronomical Observatory dark energy radio detection parabolic-cylinder antenna (reflection
Face area 1081m2), 65 meters of Shanghai (heavenly steed) radio astronomical telescope antenna (reflecting surface area 3799m2) etc. be all by small area
(general 3～5m of single-block area2Left and right) the assembled shaping of panel unit.And the big science project that China is just being built in Guizhou Province
500 meters of bore astronomical telescopes, its reflecting surface area is up to 250,000 m2Left and right, is made up of 4450 large-scale reflecting surface units, and every
Individual large-scale reflecting surface unit area is about 60m2, formed by the small panel unit splicing of length of side 1.2m or so.
The quality of reflecting surface unit assembly quality determines reflection precision and efficiency, has larger shadow to the performance of antenna
Ring；The presentation quality of antenna is also affected simultaneously.If do not considered the small panel unit manufacture deviation of itself, its assembled quality
Depend mainly on gap size during assembly between the position accuracy and small panel unit of small panel unit and
The uniformity.
In traditional panel assembly, due to no in-depth study and theoretical direction, following weak point is primarily present：
1st, assembled process often has certain randomness, there is certain mass hidden danger；
2nd, lack unified and accurate positioning datum or positioning datum and arrange and unreasonable cause to need to adjust repeatedly；
3rd, it is general all to adopt from inside to outside or the assembled order that starts of side, cause boundary dimensions overproof；
4th, the width at edge uneven and interval differs and causes aesthetic property poor.
The content of the invention
The technical problem to be solved is to provide a kind of large area reflector antenna of multiaspect Slab element composition
Assembling method, is beneficial to the raising of the class formation assembly efficiency and assembled quality.
The assembling method of the large area reflector antenna of a kind of multiaspect Slab element composition of the present invention, mainly for by polylith
Structure of the small panel unit composite assembly into a large-scale face unit, reflecting surface structure of such as radar antenna etc..Such knot
The characteristics of structure is that small panel unit is carried out assembly on a skeleton.The skeleton as integrally-built support and benchmark,
Truss or grid structure usually by made by metal rod etc., with enough rigidity and intensity and with small panel list
The position of unit's connection has enough precision.In addition, for the integral surface after the completion of assembly has surface precision, dimensional accuracy
With the requirement of outward appearance.
In order to solve above-mentioned technical problem, the present invention is achieved through the following technical solutions：
A kind of assembling method of the large area reflector antenna of multiaspect Slab element composition, it is characterised in that including following step
Suddenly：
S1：The large area reflector antenna outer shroud is determined according to the overall structure and shape facility of large area reflector antenna
Feature panel unit at profile, and design and produce the positioning tool of location feature panel unit；Design and produce large area reflection
The back frame structure of surface antenna；
S2：The position of positioning tool is determined on the basis of the node on back frame structure, and positioning tool is fixed on into backrest
In structure；
S3：Feature panel unit, assembled feature panel unit are accurately positioned by positioning tool, and are fixed in backrest
In structure；
S4：The feature panel unit completed with assembly as basis on location, other panel units on assembled outer shroud profile, and
Which is connected between backrest；
S5：With the panel unit at the outer shroud profile that assembly is completed as basis on location, according to order from outside to inside by ring
Assembled remaining inner panel unit, and which is connected between backrest；
Complete the assembly of all panel units of large area reflector antenna of multiaspect Slab element composition.
Wherein, the feature panel unit is large area reflector antenna outer shroud profile angle end or the panel list at flex point
Unit.
Wherein, feature panel unit is accurately positioned by positioning tool in step S3, specially：For being in big face
The feature panel unit of product reflector antenna angle end or flex point is positioned by the way of any is with one side or using a bit
Position with 2 points of mode, two-point locating or fixed is adopted for the panel unit that outer shroud contour shape is long straight flange is in
Position, for be in outer shroud contour shape for arc while panel unit position using two-point locating or during same curvature arc.
Wherein, in the step S2 installation site of positioning tool to carry out calibration by measuring instrument or auxiliary mould true
Fixed, described measuring instrument includes theodolite, total powerstation and laser tracker.
Wherein, in step S4, on assembled outer shroud profile, other panel units are specially：Along the direction of outer shroud profile
It is gradually distance from feature panel unit and comes assembled, i.e., the assembled first panel unit adjacent with feature panel unit is then new with this
Assembled panel unit is its adjacent panel units of basis on location assembly, and the panel unit being finally completed on whole outer shroud profiles
Assembly.
Wherein, in step S5 according to order from outside to inside by the assembled remaining inner panel unit of ring, specially：
Panel unit assembly is carried out by ring according to the order of ecto-entad by basis on location of the panel unit at outer shroud profile, to whole
Assembly is completed.
Wherein, during assembled panel, in the gap between each panel, it is previously added partition.Described partition is piece
Shape structure, its thickness are slightly less than the width in the theoretical gap between panel unit, and panel unit is being fixed on backrest knot
Partition is pulled down after on structure.
Using the beneficial effect produced by above-mentioned technical proposal it is：
(1) present invention is by entering the feature panel at large area reflector antenna outline through the positioning tool of calibration
Row is accurately positioned, and ecto-entad is by the assembled order of ring and partition with improve each panel list of large area reflector antenna
The position accuracy of unit and the aesthetic property in outline and gap.
(2) the assembled order for determining and method, are advantageously implemented the procedure standardization of operation and proposing for assembled efficiency
It is high.
Description of the drawings
Fig. 1 is a kind of schematic diagram of the large area reflector antenna and positioning tool of multiaspect Slab element composition of the invention；
Fig. 2 is the positioning mode schematic diagram at panel unit edge of the present invention different characteristic；
Fig. 3 is insertion partition schematic diagram between panel unit of the present invention.
Specific embodiment
Assembling method of the present invention for a kind of large area reflector antenna of multiaspect Slab element composition, the method mainly pass through
Feature panel at Special positioning tool positioning outline, ecto-entad by during the assembled order of ring and assembly in panel list
The aesthetic property that the method for partition is previously added between unit is overall to improve the assembled position accuracy and structure of each panel unit.
With reference to the accompanying drawings and examples patent of the present invention is described further.
The face shaping of the large area reflector antenna of multiaspect Slab element composition does not simultaneously know, can be circle, triangle,
Fan-shaped or other shapes.By taking gore Slab element as an example, polylith gore Slab element constitutes multiaspect Slab element to embodiment
The large area reflector antenna of composition.As shown in figure 1, a kind of large area reflector antenna of multiaspect Slab element composition includes panel
Unit 1 and back frame structure 2, positioning tool include one-point type positioning tool 3 and formula positioning tool 4.
Design and produce qualified back frame structure, the backrest as integrally-built support and benchmark, with enough
Rigidity and intensity and there is enough precision at the position being connected with panel unit.
A kind of assembling method of the large area reflector antenna of multiaspect Slab element composition, comprises the following steps：
S1：The feature panel of the antenna is determined according to the overall structure and shape facility of large area reflector antenna, and is set
Meter makes the positioning tool for location feature panel；Feature panel is elected large area reflector antenna outer shroud profile angle end as, is turned
Panel unit at point；Design and produce the back frame structure 2 of large area reflector antenna；Knot of the back frame structure 2 as panel unit
Structure is supported and benchmark needs advance assembly to complete, and with enough rigidity and intensity and in the portion being connected with panel unit
Position has enough precision；
S2：The positioning tool of mounting characteristic panel.Positioning tool is to determine institute on the basis of known node on back frame structure
In position, and it is fixed on back frame structure 2.The final installation site of positioning tool enters rower by measuring instrument or auxiliary mould
School determines.Described measuring instrument includes theodolite, total powerstation and laser tracker.
S3：Assembled feature panel.Being accurately positioned by positioning tool, assembled feature panel, and it is fixed in backrest
In structure 2.
S4：Remaining panel unit on assembled outer shroud profile.The feature panel completed with assembly as basis on location, along outer shroud
Profile is gradually distance from the assembled remaining panel being located on outline in direction of feature panel.Specially：Assembled first and feature
The adjacent panel unit of panel, then with the new assembled panel unit as its adjacent panel units of basis on location assembly, and most
The assembly of the panel unit on whole outer shroud profiles is completed eventually.
S5：Assembled internal remaining panel.With the panel unit at the outline that assembly is completed as basis on location, according to by outer
Inside order carries out remaining inner panel unit splicing by ring, completes to whole assembly.
Complete the assembly of all panel units of large area reflector antenna of multiaspect Slab element composition.
In the present invention, the positioning mode schematic diagram at panel unit outer shroud profile at different characteristic is as shown in Figure 2.By fixed
Position frock is accurately positioned feature panel and is specially：For the panel at the angle end of large area reflector antenna adopts (one side formula on one side
Positioning tool 4) position with a bit (one-point type positioning tool 3) or a bit (one-point type positioning tool 3) with 2 points (one-point type is fixed
3) position frock positions, for the panel of long straight flange is positioned using 2 points (one-point type positioning tool 3) or (one side formula positioning
4) frock positions, for arc while panel positioned using 2 points (one-point type positioning tool 3) or (formula during same curvature arc
4) positioning tool positions.
During assembled panel, partition (as shown in Figure 3) in the gap between each panel, is previously added.The work of partition
With being to make the gap between panel uniformly reasonable, the adverse effect of cumulative errors is reduced, makes each panel gap after assembly equal
It is even attractive in appearance, improve splicing accuracy and efficiency.The thickness of partition should be slightly less than gap molded breadth, be typically chosen the 2/ of gap width
3 are advisable, wait panel unit assembly after the completion of by partition is pulled down.
Claims (9)
1. the assembling method of the large area reflector antenna of a kind of multiaspect Slab element composition, it is characterised in that comprise the following steps：
S1：The large area reflector antenna outer shroud profile is determined according to the overall structure and shape facility of large area reflector antenna
The feature panel unit at place, and design and produce the positioning tool of location feature panel unit；Design and produce large area reflecting surface day
The back frame structure of line；
S2：The position of positioning tool is determined on the basis of the node on back frame structure, and positioning tool is fixed on into back frame structure
On；
S3：Feature panel unit, assembled feature panel unit are accurately positioned by positioning tool, and are fixed in back frame structure
On；
S4：The feature panel unit completed with assembly as basis on location, other panel units on assembled outer shroud profile, and by its
It is connected between backrest；
S5：It is with the panel unit at the outer shroud profile that assembly is completed as basis on location, assembled by ring according to order from outside to inside
Remaining inner panel unit, and which is connected between backrest；
Complete the assembly of all panel units of large area reflector antenna of multiaspect Slab element composition.
2. the assembling method of the large area reflector antenna of a kind of multiaspect Slab element composition according to claim 1, which is special
Levy and be：The feature panel unit is large area reflector antenna outer shroud profile angle end or the panel unit at flex point.
3. the assembling method of the large area reflector antenna of a kind of multiaspect Slab element composition according to claim 1, which is special
Levy and be：Feature panel unit is accurately positioned by positioning tool in step S3, specially：Reflect for large area is in
The feature panel unit of surface antenna angle end or flex point positioned by the way of any is with one side or using any with 2 points
Mode position, it is for being in panel unit that outer shroud contour shape is long straight flange using two-point locating or positioning, right
In be in outer shroud contour shape for arc while panel unit position using two-point locating or during same curvature arc.
4. the assembling method of the large area reflector antenna of a kind of multiaspect Slab element composition according to claim 1, which is special
Levy and be：In step S2, the installation site of positioning tool carries out calibration by measuring instrument or auxiliary mould and determines.
5. the assembling method of the large area reflector antenna of a kind of multiaspect Slab element composition according to claim 1, which is special
Levy and be：In step S4, on assembled outer shroud profile, other panel units are specially：Direction along outer shroud profile is gradually remote
Come assembled from feature panel unit, i.e., the assembled first panel unit adjacent with feature panel unit, then with the new assembly
Panel unit is its adjacent panel units of basis on location assembly, and the spelling of the panel unit being finally completed on whole outer shroud profiles
Dress.
6. the assembling method of the large area reflector antenna of a kind of multiaspect Slab element composition according to claim 1, which is special
Levy and be：According to order from outside to inside by the assembled remaining inner panel unit of ring in step S5, specially：With outer shroud
Panel unit at profile is that basis on location carries out panel unit assembly by ring according to the order of ecto-entad, complete to all assembly
Into.
7. the assembling method of the large area reflector antenna of a kind of multiaspect Slab element composition according to claim 1, which is special
Levy and be：During assembled panel, in the gap between each panel, partition is previously added.
8. the assembling method of the large area reflector antenna of a kind of multiaspect Slab element composition according to claim 4, which is special
Levy and be：Described measuring instrument includes theodolite, total powerstation and laser tracker.
9. the assembling method of the large area reflector antenna of a kind of multiaspect Slab element composition according to claim 7, which is special
Levy and be：Described partition is laminated structure, and its thickness is slightly less than the width in the theoretical gap between panel unit, and is inciting somebody to action
Partition is pulled down after being fixed on back frame structure by panel unit.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510065113.4A CN104617399B (en) | 2015-02-09 | 2015-02-09 | A kind of assembling method of the large area reflector antenna of multiaspect Slab element composition |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510065113.4A CN104617399B (en) | 2015-02-09 | 2015-02-09 | A kind of assembling method of the large area reflector antenna of multiaspect Slab element composition |
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| CN104617399A CN104617399A (en) | 2015-05-13 |
| CN104617399B true CN104617399B (en) | 2017-04-05 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107404006B (en) * | 2016-05-18 | 2020-06-09 | 上海跃盛信息技术有限公司 | Solid surface reflector for microwave reflection |
| CN109990684B (en) * | 2019-03-27 | 2021-03-09 | 上海宇航系统工程研究所 | Method for rapidly measuring and adjusting parabolic cylinder antenna |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5711501A (en) * | 1980-06-24 | 1982-01-21 | Nec Corp | Assembling method for antenna |
| CN102173312A (en) * | 2011-03-10 | 2011-09-07 | 西安空间无线电技术研究所 | Large spatial assembly type antenna reflector modular unit and assembly method thereof |
-
2015
- 2015-02-09 CN CN201510065113.4A patent/CN104617399B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5711501A (en) * | 1980-06-24 | 1982-01-21 | Nec Corp | Assembling method for antenna |
| CN102173312A (en) * | 2011-03-10 | 2011-09-07 | 西安空间无线电技术研究所 | Large spatial assembly type antenna reflector modular unit and assembly method thereof |
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