CN103855473A - Method for forming millimeter-wave-band partition-type circularly-polarized horn structure - Google Patents
Method for forming millimeter-wave-band partition-type circularly-polarized horn structure Download PDFInfo
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- CN103855473A CN103855473A CN201210499002.0A CN201210499002A CN103855473A CN 103855473 A CN103855473 A CN 103855473A CN 201210499002 A CN201210499002 A CN 201210499002A CN 103855473 A CN103855473 A CN 103855473A
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000003754 machining Methods 0.000 claims abstract description 8
- 238000003466 welding Methods 0.000 claims abstract description 8
- 238000004519 manufacturing process Methods 0.000 claims abstract description 7
- 239000002184 metal Substances 0.000 claims description 30
- 230000010287 polarization Effects 0.000 claims description 30
- 238000005476 soldering Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 238000005219 brazing Methods 0.000 abstract 1
- 238000000465 moulding Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
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Abstract
The invention belongs to the technical field of millimeter-wave device structure forming design and relates to a method for forming a millimeter-wave-band partition-type circularly-polarized horn structure. The method of the invention comprises the following steps: (1) split design is carried out, namely, the partition-type circularly-polarized horn is split into a first member (4), a second member (5), a third member (6) and a fourth member (7); and (2) the first member (4), the second member (5), the third member (6) and the fourth member (7) are respectively machined, and then are welded and formed at the first attempt through brazing. Through reasonable structure splitting, machining and manufacturing of the millimeter-wave-band partition-type circularly-polarized horn is realized by the use of conventional machining and welding technologies on the premise that the performance index and structure installation positioning requirements are met. The method has high machining feasibility and reliability.
Description
Technical field
The invention belongs to the shaping structures design field of millimetric wave device, relate to a kind of millimeter wave frequency band iris type Circular polarization horn structure forming method.
Background technology
W band radar has that angular resolution is high, little, the anti-multipath effect of land clutter energy and the advantage such as volume is little, is specially adapted to survey over the ground small objects.Install the transmitting Feed Horn of circular polarization transducer additional and receive Feed Horn as the Primary Component in W band radar Antenna Construction Design, due to inner-cavity structure complexity, size is little, required precision is high technical characterstic, design and processing and manufacturing are difficult to realize: as adopted casting to be difficult to reach inner chamber required precision, as welding needs to take into full account welding deformation effect, rationally split if fail, be welded into so power and be difficult to guarantee.
Summary of the invention
Technical problem to be solved by this invention is: a kind of millimeter wave frequency band iris type Circular polarization horn structure forming method is provided, guarantees its reliable processing and manufacturing performance under the prerequisite that meets its performance index.
Technical scheme of the present invention is:
A kind of millimeter wave frequency band iris type Circular polarization horn structure forming method, described iris type Circular polarization horn mainly comprises metal partion (metp) formula circular polarization transducer 1, one side subtended angle loudspeaker 2, standard waveguide 3 and adpting flange, its inner-cavity structure is: metal partion (metp) formula circular polarization transducer 1 is made up of metal partion (metp) 1b and square wave guide 1a, square wave guide 1a comprises a straight section and a curved segment, the curved segment end of square wave guide 1a is connected with the closing in root of one side subtended angle loudspeaker 2, and the straight section end of square wave guide 1a is connected with two segment standard waveguides 3 of corresponding frequency band; Described forming method comprises the following steps:
1) split design: described iris type Circular polarization horn is split as to part 1, part 25, part 36 and part 47, be straight section, two segment standard waveguides 3 and the metal partion (metp) 1b combination that square wave guide 1a and metal partion (metp) 1b join, remove wall vertical with metal partion (metp) 1b and that contact with ladder step unfilled corner as part 1; A wall in subtended angle loudspeaker 2 in pair of parallel wall together with coplanar with it in square wave guide 1a until with the part wall of part 1 handing-over as part 25; Adpting flange is part 36; It is part 47 that iris type Circular polarization horn is removed part 1, part 25, the last part of part 36;
2) by part 1, part 25, part 36 and part 47 respectively with after machining, adopt soldering welding fabrication.
The invention has the beneficial effects as follows: millimeter wave frequency band iris type Circular polarization horn structure forming method of the present invention is by the reasonable fractionation to structure, guaranteeing to meet under the prerequisite of performance index and structure installation positioning accuracy request, by conventional machining and welding procedure, realize the processing and manufacturing of millimeter wave frequency band iris type Circular polarization horn, there is good Machinability Evaluation and reliability.
Accompanying drawing explanation
A kind of embodiment structural perspective of millimeter wave frequency band metal partion (metp) formula Circular polarization horn that Fig. 1 is institute of the present invention moulding;
The W frequency range metal partion (metp) formula circular polarization transmitting Feed Horn structural representation that Fig. 2 is institute of the present invention moulding;
The W frequency range metal partion (metp) formula circular polarization that Fig. 3 is institute of the present invention moulding receives Feed Horn structural representation;
Wherein, 1-metal partion (metp) formula circular polarization transducer, 1a-square wave guide, 1b-metal partion (metp), 2-one side subtended angle loudspeaker, 3-standard waveguide, 4-part one, 5-part two, 6-part three, 7-part four.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described further.
Referring to Fig. 1, a kind of millimeter wave frequency band iris type Circular polarization horn structure forming method, described iris type Circular polarization horn mainly comprises metal partion (metp) formula circular polarization transducer 1, one side subtended angle loudspeaker 2, standard waveguide 3 and adpting flange, its inner-cavity structure is: metal partion (metp) formula circular polarization transducer 1 is made up of metal partion (metp) 1b and square wave guide 1a, metal partion (metp) 1b is vertically placed in square wave guide 1a, and is positioned on the Central Symmetry face of square wave guide 1a.Square wave guide 1a comprises a straight section and a curved segment, and the curved segment end of square wave guide 1a is connected with one side subtended angle loudspeaker 2 closing in roots, and the straight section end section of square wave guide 1a is divided into after two parts by metal partion (metp) 1b, is connected respectively with two segment standard waveguides 3 of corresponding frequency band; Described forming method comprises the following steps:
1) split design: according to the inner-cavity structure feature of described iris type Circular polarization horn, whole device is split as to part 1, part 25, part 36 and the part 47 that can independently carry out machining.For metal partion (metp) 1b as extremely fragile thin-wall construction and the high feature of required precision, straight section, two segment standard waveguides 3 and metal partion (metp) 1b combination that square wave guide 1a and metal partion (metp) 1b are joined, remove wall vertical with metal partion (metp) 1b and that contact with ladder step unfilled corner as part 1, to guarantee that metal partion (metp) 1b is connected with square wave guide 1a and two the firm of segment standard waveguide 3 respectively, and be convenient to process the stepped step on metal partion (metp) 1b; A wall in subtended angle loudspeaker 2 in pair of parallel wall together with coplanar with it in square wave guide 1a until with the part wall of part 1 handing-over as part 25; According to connecting needs, be part 36 at the subsidiary adpting flange of standard waveguide 3 terminals; It is part 47 that iris type Circular polarization horn is removed part 1, part 25, the last part of part 36; Part 1, part 25, part 36, part 47 add respectively the process structure key elements such as tenon, mortise, to meet assembling and the assembling requirement of follow-up welding sequence location.
2) by after part 1, part 25, part 36, part 47 difference machinings, assembly also adopts welding fabrication of soldering processes, and postwelding can be repaired profile as required.
Referring to Fig. 2 and Fig. 3, the present invention has successfully realized the moulding of W frequency range metal partion (metp) formula circular polarization transmitting Feed Horn and W frequency range metal partion (metp) formula circular polarization reception Feed Horn.
Claims (1)
1. a millimeter wave frequency band iris type Circular polarization horn structure forming method, described iris type Circular polarization horn mainly comprises metal partion (metp) formula circular polarization transducer (1), one side subtended angle loudspeaker (2), standard waveguide (3) and adpting flange, its inner-cavity structure is: metal partion (metp) formula circular polarization transducer (1) is made up of metal partion (metp) (1b) and square wave guide (1a), square wave guide (1a) comprises a straight section and curved segment, the curved segment end of square wave guide (1a) is connected with the closing in root of one side subtended angle loudspeaker (2), the straight section end of square wave guide (1a) is connected with two segment standard waveguides (3) of corresponding frequency band, described forming method comprises the following steps:
1) split design: described iris type Circular polarization horn is split as to part one (4), part two (5), part three (6) and part four (7), be square wave guide (1a) and straight section, two segment standard waveguides (3) and metal partion (metp) (1b) combination that metal partion (metp) (1b) joins, remove wall vertical with metal partion (metp) (1b) and that contact with ladder step unfilled corner as part one (4); A wall in subtended angle loudspeaker (2) in pair of parallel wall together with coplanar with it in square wave guide (1a) until with the wall portions of part one (4) handing-over as part two (5); Adpting flange is part three (6); It is part four (7) that iris type Circular polarization horn is removed part one (4), part two (5), part three (6) last parts;
2) by after part one (4), part two (5), part three (6) and part four (7) difference machinings, adopt welding fabrication of soldering.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210499002.0A CN103855473B (en) | 2012-11-29 | 2012-11-29 | A kind of millimeter wave frequency band iris type Circular polarization horn structure forming method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210499002.0A CN103855473B (en) | 2012-11-29 | 2012-11-29 | A kind of millimeter wave frequency band iris type Circular polarization horn structure forming method |
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| CN103855473A true CN103855473A (en) | 2014-06-11 |
| CN103855473B CN103855473B (en) | 2016-05-04 |
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| CN201210499002.0A Expired - Fee Related CN103855473B (en) | 2012-11-29 | 2012-11-29 | A kind of millimeter wave frequency band iris type Circular polarization horn structure forming method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104108007A (en) * | 2014-06-25 | 2014-10-22 | 中国电子科技集团公司第二十研究所 | Method for machining ridge waveguide horn antenna |
| CN109462011A (en) * | 2018-11-16 | 2019-03-12 | 四川大学 | A kind of radar antenna and radar antenna array based on 3D printing technique |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1577957A (en) * | 2003-07-01 | 2005-02-09 | 夏普株式会社 | Converter for radio wave reception and antenna apparatus |
| GB2476787A (en) * | 1991-03-01 | 2011-07-13 | Marconi Gec Ltd | Microwave antenna |
| CN102638300A (en) * | 2011-02-09 | 2012-08-15 | 百一电子股份有限公司 | Separated satellite receiving device and detection method thereof |
-
2012
- 2012-11-29 CN CN201210499002.0A patent/CN103855473B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2476787A (en) * | 1991-03-01 | 2011-07-13 | Marconi Gec Ltd | Microwave antenna |
| CN1577957A (en) * | 2003-07-01 | 2005-02-09 | 夏普株式会社 | Converter for radio wave reception and antenna apparatus |
| CN102638300A (en) * | 2011-02-09 | 2012-08-15 | 百一电子股份有限公司 | Separated satellite receiving device and detection method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 徐继东: "隔片圆极化器的设计及S 参数的分析", 《现代雷达》, vol. 27, no. 8, 31 August 2015 (2015-08-31) * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104108007A (en) * | 2014-06-25 | 2014-10-22 | 中国电子科技集团公司第二十研究所 | Method for machining ridge waveguide horn antenna |
| CN109462011A (en) * | 2018-11-16 | 2019-03-12 | 四川大学 | A kind of radar antenna and radar antenna array based on 3D printing technique |
| CN109462011B (en) * | 2018-11-16 | 2019-11-01 | 四川大学 | A kind of radar antenna and radar antenna array based on 3D printing technique |
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| CN103855473B (en) | 2016-05-04 |
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