CN102544670B - Waveguide-slot power division network and process realizing method thereof - Google Patents
Waveguide-slot power division network and process realizing method thereof Download PDFInfo
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- CN102544670B CN102544670B CN2012100130881A CN201210013088A CN102544670B CN 102544670 B CN102544670 B CN 102544670B CN 2012100130881 A CN2012100130881 A CN 2012100130881A CN 201210013088 A CN201210013088 A CN 201210013088A CN 102544670 B CN102544670 B CN 102544670B
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Abstract
The invention discloses a waveguide-slot power division network and a process realizing method of the network. A positioning block is arranged between flange plates of two ends of a slotted waveguide, and the positioning block and the flange plates are simultaneously welded with aluminum waveguide profiles through aluminum soldering. The positioning surface of the positioning block and a waveguide slot are processed by taking the end surface of the flange plate of one end as a reference, each waveguide installation positioning surface is processed according to the actually measured size of a fitting surface, and high precision can be obtained. The slot of the slotted waveguide and each inner waveguide cavity of radiating waveguides are processed through one-time clamping. A whole assembling component enters a salt-bath furnace to carry out salt-bath welding, so that the structural strength is enhanced. According to the waveguide-slot power division network and the process realizing method of the network, the purposes that radio-frequency signals are distributed through the power division network and the signals are respectively sent into each radiator are achieved; and the power division network is integrally processed and welded through parts, the strength and precision are increased, and the using requirements of a high-precision radar in various environments are favorably met.
Description
Technical field
The present invention relates to a kind of structure and process implementation method of structural design, particularly this power division network of Waveguide slot power division network of surveillance radar.
Background technology
Existing Waveguide slot power division network generally by slotted waveguide, radiating guide and and, poor branch road forms, by with, poor branch road and slotted waveguide, forming magic T.Under emission state, when radiofrequency signal enters power division network from the input port of power division network, power division network just can be sent into respectively the phase shifter be connected with its output port to the signal energy of input according to specific amplitude requirement, output to the radiator of least significant end through the phase shift of phase shifter.Under accepting state, low power radiofrequency signal enters slotted waveguide by radiating guide, and then arrives magic T, and signal You He road waveguide mouth outputs to receiver, and difference signal You Cha road waveguide mouth outputs to receiver.Radiating guide is a plurality of single waveguides, by assembling, with slotted waveguide, is connected, and connected mode is gluing, between every radiating guide, spacer block is installed, and is used for determining the spacing between radiating guide.
Existing problems: assembled needs other processing tool, and the location between radiating guide center and center, slotted waveguide crack is determined by the spacer block between each single waveguide.All there is accumulated error owing to assembling and processing, cause precision not high; Between each part, by gluing mode, connect, intensity is difficult to reach the requirement of practical service environment.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of slotted waveguide power division network and process implementation method thereof, can obtain a kind of precision by the present invention higher, the better power division network of strength and stiffness, thus can meet the user demand of high accuracy surveillance radar to power division network under adverse circumstances more.
Realize the technical solution of the object of the invention:
A kind of Waveguide slot power division network, be comprised of slotted waveguide, radiating guide ,He road waveguide ,Cha road waveguide, connection waveguide, the first cover plate, the second cover plate, taper regulating block, cone and screw rod;
Slotted waveguide is comprised of the first ring flange, the second ring flange, the first locating piece, the second locating piece and waveguide, the first ring flange and the second ring flange are fixed on the waveguide two ends, the distance of setting apart from the two ends ring flange on waveguide be connected the first locating piece and the second locating piece, the one side that the first locating piece is relative with the second locating piece is the radiating guide locating surface; Process opening He Cha road, ,He road, crack opening according to design parameter on waveguide;
Radiating guide comprises mounting flange and the radiation channel structure of whole machine-shaping, the radiation channel structure is a cuboid, wherein one side is on mounting flange, radiation channel structure two ends are that with the radiating guide locating surface, match and vertical with the mounting flange end face the 3rd locating surface and the 4th locating surface, a plurality of identical and equidistant radiation channels of processing in described cuboid, this radiation channel is vertical and run through mounting flange; Offer the mounting groove of slotted waveguide on the one side relative with mounting flange at described cuboid, the mounting groove degree of depth and width are as the criterion just to hold slotted waveguide; There is the installation screw of offering cover plate on the end face of mounting groove in the radiation channel structure;
In the junction of centre, radiation channel structure and the mounting flange of radiation channel structure, form and connect the waveguide installing space thereby offer a through hole, offer on the mounting flange of this installing space inside and connect the waveguide installing port; And offer poor road waveguide installing port on the radiation channel structure;
Slotted waveguide is packed into after the mounting groove of radiating guide, the 3rd locating surface contacts with described radiating guide locating surface with the 4th locating surface, and each center, crack is the cross-section center of a corresponding radiation channel just, with time difference road waveguide installing port over against slotted waveguide Shang Decha road opening;
The first cover plate and the second cover plate are two elongated plates, on it, according to the position of radiating guide screw, correspondingly offer screw; Adopt screw that the first cover plate, the second cover plate are installed to radiating guide and there is the end face of mounting groove and is positioned at the mounting groove both sides, and the first cover plate, the second cover plate are blocked in mounting groove inside by its edge by slotted waveguide;
The waveguide of Jiang He road is fixed on the opening ，Cha road waveguide of slotted waveguide Shang Dehe road and is fixed on the opening ，He road waveguide ,Cha road waveguide of slotted waveguide Shang Decha road and slotted waveguide through radiating guide Shang Decha road waveguide installing port and jointly is communicated with and forms the L-type waveguide cavity; Be provided with single seam with the road waveguide, connect an end connection and the road waveguide of waveguide and cover described single seam, the other end is the connection waveguide installing port on the connection ring flange in described connection waveguide installing space;
In corner's assembling cone of L-type waveguide cavity, screw rod is through cone, and the taper regulating block is connected in the waveguide of poor road by gluing.
Preferably, processing loss of weight through hole between two radiation channels of radiation channel structure.
Preferably, the material of described slotted waveguide, radiating guide ,He road waveguide ,Cha road waveguide, connection waveguide, the first cover plate, the second cover plate, taper regulating block, cone and screw rod is aluminium alloy.
The invention also discloses a kind of process implementation method of above-mentioned Waveguide slot power division network, the method comprises the steps:
The component part of processing slotted waveguide, comprise the first ring flange, the first locating piece, waveguide, the second locating piece and the second ring flange; Be inserted in the first ring flange, the second ring flange and two locating pieces on waveguide, each part welds by silver brazing, has welded rear correction waveguide inner chamber;
The end face of processing the first ring flange makes waveguide end face and the first ring flange end face, and the spacing between the ring flange end face of two ends meets design requirement; Take the end face of the first ring flange as benchmark according to the locating surface of dimensioned the first locating piece of setting, the locating surface of the second locating piece, opening He Cha road, ,He road, the crack opening on waveguide;
Distance A between the locating surface of actual measurement the first locating piece and the second locating piece;
Adopt aluminium bar first to process the end face of mounting flange, take this end face as benchmark, make the position of radiating guide the 3rd locating surface and the 4th locating surface according to distance A, take the 3rd locating surface, the 4th locating surface is all radiation channels of benchmark processing radiating guide again, and all radiation channels processing clamped one times machine;
According to the waveguide overall dimension of actual measurement, the mounting groove of processing slotted waveguide;
Slotted waveguide and radiating guide coordinate assembling by the locating surface of the first locating piece, the second locating piece with the 3rd locating surface, the 4th locating surface, then the first cover plate and the second cover plate are installed to the mounting groove both sides of radiating guide;
Measure the actual size between slotted waveguide Shang He road opening and the first cover plate, the second cover plate, according to the actual size processing recorded and the mating surface of road waveguide, take the edge of the first cover plate and the second cover plate as reference for assembling carries out the assembling with the road waveguide, adopt screw to connect;
To connect the upside that waveguide one end is assembled to the connection waveguide installing port Shang，He road waveguide in the middle of the radiating guide mounting flange simultaneously and offer single seam, the other end that connects waveguide make it single seam in the Zai He road waveguide of port center in the heart;
Measure the actual size of slotted waveguide Shang Cha road opening, be assemblied on the opening of slotted waveguide De Cha road according to the mating surface ，Jiang Cha road waveguide of the poor road of the actual size processing opening recorded;
In above-mentioned steps 1, all slits of slotted waveguide on same benchmark once clamping machine, machine rear equating crack burr.
Described and road waveguide He Cha road waveguide is straight tube structure, and by the whole machine-shaping of aluminium bar.
Compared with prior art, its remarkable advantage is in the present invention:
Slotted waveguide power division network of the present invention is comprised of slotted waveguide, radiating guide ,He road waveguide ,Cha road waveguide etc., wherein radiating guide is integrated the structure processed, do not need to adopt adhesive means to connect a plurality of single waveguides, and between every two radiating guides, spacer block is installed, not only improve structural strength and the rigidity of whole power division network, and can obtain higher process and assemble precision.
The present invention, when adding cost slotted waveguide power division network, arranges locating piece between the ring flange of slotted waveguide two ends, with ring flange, simultaneously by aluminium soldering and the welding of aluminium waveguide section bar, take an end flanges dish end face as benchmark processing locating piece locating surface and Waveguide slot.Radiating guide ,He road waveguide ,Cha road waveguide shapes by aluminium bar integral body, and according to actual measurement mating surface dimensioned, locating surface is installed in each waveguide, can obtain degree of precision.Each waveguide inner chamber of slotted waveguide crack and radiating guide all clamped one time machines.Load module integral body is advanced salt bath furnace and is carried out the salt bath weldering, and structural strength is strengthened.
Generally speaking, part of the present invention is shaped by integral body, and overall precision is higher; Form an integral body by assembling and advance salt bath furnace and carry out the salt bath weldering, its structural strength is greatly improved by gluing formation power division network than original single waveguide.
The accompanying drawing explanation
Fig. 1 is Waveguide slot power division network general assembly schematic diagram of the present invention.
The schematic diagram that Fig. 2 (a) is slotted waveguide.
The reverse side schematic diagram that Fig. 2 (b) is slotted waveguide in Fig. 2 (a).
The three-dimensional structure schematic diagram that Fig. 3 (a) is radiating guide.
The front view that Fig. 3 (b) is radiating guide in Fig. 3 (a).
The left view that Fig. 3 (c) is radiating guide in Fig. 3 (a).
Fig. 3 (d) is the schematic three dimensional views after the middle radiating guide of Fig. 3 (a) spins upside down.
The schematic diagram that Fig. 4 is the present invention and Lu waveguide.
Fig. 5 is the present invention with Lu waveguide ,Cha road waveguide, is connected the cutaway view after the waveguide assembling.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
In conjunction with Fig. 1, Waveguide slot power division network of the present invention, be comprised of slotted waveguide 1, radiating guide 2 ,He road waveguide 3 ,Cha road waveguides 4, connection waveguide 5, the first cover plate 6, the second cover plate 7, taper regulating block 8, cone 9 and screw rod 10.
Referring to Fig. 2 (a) and Fig. 2 (b), slotted waveguide 1 is comprised of the first ring flange 1-1, the second ring flange 1-5, the first locating piece 1-2, the second locating piece 1-4 and waveguide 1-3.The first ring flange 1-1 and the second ring flange 1-5 are fixed on waveguide 1-3 two ends, the distance of setting apart from the two ends ring flange on waveguide 1-3 be connected the first locating piece 1-2 and the second locating piece 1-4, the one side that the first locating piece 1-2 is relative with the second locating piece 1-4 is the radiating guide locating surface.Process opening 1-6He Cha road, ,He road, crack opening 1-7 according to design parameter on waveguide 1-3.Wherein opening 1-6He Cha road, ，He road opening 1-7 is on two perpendicular faces of waveguide 1-3, arrange here with road opening 1-6 at the face Shang，Cha road opening 1-7 relative with place, crack face on the face vertical with place, crack face.With opening 1-6He Cha road, road opening 1-7, in same plane, this plane is perpendicular to waveguide.
Referring to Fig. 3 (a)～Fig. 3 (d), radiating guide 2 comprises mounting flange 2-2 and the radiation channel structure of whole machine-shaping, the radiation channel structure is a cuboid, wherein one side is on mounting flange 2-2, and radiation channel structure two ends are match with the radiating guide locating surface and vertical with mounting flange 2-2 end face two locating surfaces: the 3rd locating surface 2-4 and the 4th locating surface 2-5.A plurality of identical and equidistant radiation channel 2-1 of processing in cuboid, these radiation channels 2-1 is all vertical and run through the end face of mounting flange 2-2.Offer the mounting groove 2-3 of slotted waveguide 1 on the one side relative with mounting flange 2-2 at cuboid, the mounting groove 2-3 degree of depth and width are as the criterion just to hold slotted waveguide 1, mounting groove 2-3 connects the 3rd locating surface 2-4 and the 4th locating surface 2-5 at cuboid two ends on length, and therefore the distance between the 3rd locating surface 2-4 and the 4th locating surface 2-5 should be complementary with the locating surface spacing of two locating pieces on slotted waveguide.Offer in the radiation channel structure on the end face of mounting groove 2-3, in mounting groove 2-3 both sides, offer two row's installation screws.As shown in Figure 3 (b), due to mounting groove and radiation channel angular difference, form the opening be in series by a plurality of crosss, between every two cross openings, all possessed two little rectangular surfaces, on each little rectangular surfaces, offered installation screw.
Junction at centre, radiation channel structure and the mounting flange 2-2 of radiation channel structure, thereby offer a through hole and form connection waveguide installing space, this through hole cross section reaches according to connecting waveguide cross-section and is designed, and on the mounting flange 2-2 of the connection waveguide installing space inside of this formation, offers and connects waveguide installing port 5-1; And on the radiation channel structure, offer poor road waveguide installing port 4-1，Cha road waveguide installing port 4-1 can be connected the waveguide installing space and be communicated with.
The first cover plate 6 and the second cover plate 7 are two elongated plates, on it according to the position of radiating guide screw, correspondingly offer screw, adopt screw that the first cover plate 6, the second cover plate 7 are installed to radiating guide 2 and there is the end face of mounting groove 2-3 and be positioned at mounting groove 2-3 both sides, and the first cover plate 6, the second cover plate 7 are blocked in mounting groove 2-3 inside by its edge by slotted waveguide 1.
Be straight tube structure with road waveguide He Cha road waveguide, be convenient to processing, can adopt the whole machine-shaping of aluminium bar.Jiang He road waveguide 3 is fixed on slotted waveguide 1 Shang Dehe road opening 1-6, poor road waveguide 4 is fixed on slotted waveguide 1 Shang Decha road opening 1-7 through radiating guide 2 Shang Decha road waveguide installing port 4-1, the common connection of ，He road waveguide 3 ,Cha road waveguides 4 and slotted waveguide 1 forms the L-type waveguide cavity as can be seen from Figure 5.，He road waveguide 3 is provided with single seam 5-2 as shown in Figure 4, connects an end connection and the road waveguide 3 of waveguide 5 and covers described single seam 5-2, and the other end is the connection waveguide installing port 5-1 on the connection ring flange in described connection waveguide installing space.
In corner's assembling cone 9 of L-type waveguide cavity, screw rod 10 through cone 9, can adjusting screw(rod) stretch out the height of cone 9 by rotary screw 10 by the perforate on radiating guide and slotted waveguide.Taper regulating block 8 is by gluing two opposite faces that are connected to poor road waveguide 4 inner surfaces, and its link position is positioned at poor road waveguide longitudinal center.From vertical, look up, screw rod 10 and taper regulating block 8 are not at grade, screw rod 10 is than the strong turning of the more close L-type waveguide of taper regulating block 8, here the fit structure of cone 9, screw rod 10 and taper regulating block 8 is routine settings of L-type waveguide, the present invention has just adopted the screw rod of adjustable-length, in order to calibrated.
In order to alleviate the weight of whole power division network, as shown in Figure 3, can between two radiation channels of radiation channel structure, process the loss of weight through hole.
The invention also discloses a kind of process implementation method of above-mentioned Waveguide slot power division network, the method comprises the steps:
Step 1: processing slotted waveguide 1.
In this step, the component part of processing slotted waveguide 1, comprise the first ring flange 1-1, the first locating piece 1-2, waveguide 1-3, the second locating piece 1-4 and the second ring flange 1-5.According to the structure of describing above, be inserted in the first ring flange 1-1, the second ring flange 1-5 and two locating piece 1-3,1-4 on waveguide 1-3, above-mentioned each part welds by silver brazing, has welded rear correction waveguide inner chamber, to clear up inner chamber and to prevent the waveguide distortion.
Process the end face of the first ring flange 1-1, make waveguide end face and the first ring flange 1-1 end face, and the spacing between the ring flange end face of two ends meets design requirement; Take the end face of the first ring flange 1-1 as benchmark according to the locating surface of dimensioned the first locating piece 1-2 set, the locating surface of the second locating piece 1-4, opening 1-6He Cha road, ,He road, the crack opening 1-7 of waveguide 1-3.
Preferably, add and man-hour frock can be set, prevent waveguide distortion, guarantee the linearity of waveguide, all slits of this slotted waveguide 1 should be on same benchmark once clamping machine, machine rear equating crack burr.
Complete the distance between the actual locating surface that records two locating piece 1-2 and 1-3 after above-mentioned steps, be designated as A.
In this step, adopt aluminium bar first to process the end face of mounting flange 2-2, take this end face as benchmark, make the position of the 3rd locating surface 2-4, the 4th locating surface 2-5 on radiating guide according to distance A, two locating surface 2-4 are all vertical with ring flange end face 2-2 with 2-5, and the distance between two locating surfaces is A.Take two locating surface 2-4 and 2-5 as the position that benchmark is made all radiation channels again, the processing radiation channel vertical with mounting flange 2-2 end face on determined each position, all radiation channel processing answers clamped one time to machine.
Because there is certain error in waveguide section bar overall dimension, in order to improve the positioning precision of 1 of radiating guide 2 and slotted waveguide, can be by the mounting groove 2-3 of the actual waveguide 1-3 overall dimension processing slotted waveguide 1 recorded, thereby can improve the wave-guide cavity wave precision, reduce the scale error between each radiation channel.
Step 3: assembling slotted waveguide 1 and radiating guide 2.
In this step, slotted waveguide 1 and radiating guide 2 coordinate assembling by the 3rd locating surface of the first locating piece 1-2, the second locating piece 1-4 with the 4th locating surface 2-4, locating surface 2-5, then the first cover plate 6 and the second cover plate 7 are installed to the mounting groove 2-3 outside of radiating guide 2.
Measure the actual size of 7 of slotted waveguide 1 Shang He road opening 1-6 and the first cover plate 6, the second cover plates, according to the mating surface between the actual size processing recorded and road waveguide 3 and slotted waveguide, can be clearly seen that the mating surface structure in Fig. 4, take the edge of the first cover plate 6 and the second cover plate 7 as reference for assembling carries out the assembling with road waveguide 3, adopt screw to connect.
To connect the upside that waveguide 5 one ends are assembled to the connection waveguide installing port 5-1 Shang，He road waveguide 3 of radiating guide 2 in the middle of mounting flanges simultaneously and offer single seam, the other end that connects waveguide 5 make it single seam in aperture centre Zai He road waveguide 3 in the heart.The processing of poor road waveguide 4, assembling in like manner with road waveguide 3, measure the actual size of slotted waveguide 1 Shang Cha road opening 1-7, according to the mating surface ，Jiang Cha road waveguide 4 of the poor road opening 1-7 of actual size processing recorded, be assemblied on slotted waveguide 1 De Cha road opening 1-7.
Step 4: the assembly assembled is placed in to the salt stove, adopts salt bath weldering weld assembly.Welded rear equating weld seam.
Step 5: cone 9 and screw rod 10 are assemblied in slotted waveguide 1, and taper regulating block 8 is connected in poor road waveguide 4 by gluing.
Described part slotted waveguide 1, radiating guide 2 ,He road waveguide 3 ,Cha road waveguides 4, connection waveguide 5, the first cover plate 6, the second cover plate 7, taper regulating block 8, cone 9 and screw rod 10 can be aluminium alloy.Because salt bath welds temperature below 450 ℃, be significantly less than the temperature of aluminium soldering, can cause distortion hardly to load module, the weld seam of the first ring flange 1-1, the first locating piece 1-2, the second locating piece 1-4 and the second ring flange 1-5 simultaneously former crack waveguide 1 welded can not impact, and can make the intensity of load module and rigidity be largely increased.Radiating guide ,He road waveguide ,Cha road waveguide shapes by aluminium bar integral body, integral body processing by radiating guide 2 ,He road waveguide 3 Ji Cha road waveguides 4, reduce bonding area and assembling place, improved the precision of black box, better met the electric property requirement.
In sum, these are only preferred embodiment of the present invention, be not intended to limit protection scope of the present invention.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (6)
1. a Waveguide slot power division network, it is characterized in that, formed by slotted waveguide (1), radiating guide (2) ,He road waveguide (3) ,Cha road waveguide (4), connection waveguide (5), the first cover plate (6), the second cover plate (7), taper regulating block (8), cone (9) and screw rod (10);
Slotted waveguide (1) is comprised of the first ring flange (1-1), the second ring flange (1-5), the first locating piece (1-2), the second locating piece (1-4) and waveguide (1-3), the first ring flange (1-1) and the second ring flange (1-5) are fixed on waveguide (1-3) two ends, at the upper distance of setting apart from the two ends ring flange of waveguide (1-3) be connected the first locating piece (1-2) and the second locating piece (1-4), the one side that the first locating piece (1-2) is relative with the second locating piece (1-4) is the radiating guide locating surface; Upper according to design parameter processing ,He road, crack opening (1-6) He Cha road opening (1-7) at waveguide (1-3);
Radiating guide (2) comprises mounting flange (2-2) and the radiation channel structure of whole machine-shaping, the radiation channel structure is a cuboid, wherein one side is on mounting flange (2-2), radiation channel structure two ends are that with the radiating guide locating surface, match and vertical with mounting flange (2-2) end face the 3rd locating surface (2-4) and the 4th locating surface (2-5), processing a plurality of identical and equidistant radiation channels (2-1) in described cuboid, this radiation channel (2-1) is vertical and run through mounting flange (2-2); Offer the mounting groove (2-3) of slotted waveguide (1) on the one side relative with mounting flange (2-2) at described cuboid, mounting groove (2-3) degree of depth and width are as the criterion just to hold slotted waveguide (1); There is the installation screw of offering cover plate on the end face of mounting groove (2-3) in the radiation channel structure;
Junction at centre, radiation channel structure and the mounting flange (2-2) of radiation channel structure, thereby offer a through hole and form connection waveguide installing space, offer on the mounting flange (2-2) of this installing space inside and connect waveguide installing port (5-1); And offer poor road waveguide installing port (4-1) on the radiation channel structure;
Slotted waveguide (1) is packed into after the mounting groove of radiating guide (2), the 3rd locating surface (2-4) contacts with described radiating guide locating surface with the 4th locating surface (2-5), and each center, crack is the cross-section center of a corresponding radiation channel (2-1) just, with time difference road waveguide installing port (4-1) over against slotted waveguide (1) Shang Decha road opening (1-7);
The first cover plate (6) and the second cover plate (7) are two elongated plates, on it, according to the position of radiating guide screw, correspondingly offer screw; Adopt screw that the first cover plate (6), the second cover plate (7) are installed to radiating guide (2) and there is the end face of mounting groove (2-3) and is positioned at the mounting groove both sides, and the first cover plate (6), the second cover plate (7) are blocked in mounting groove (2-3) inside by its edge by slotted waveguide (1);
Jiang He road waveguide (3) is fixed on slotted waveguide (1) Shang Dehe road opening (1-6), poor road waveguide (4) is fixed on slotted waveguide (1) Shang Decha road opening (1-7) ，He road waveguide (3) ,Cha road waveguide (4) through radiating guide (2) Shang Decha road waveguide installing port (4-1) and common connection of slotted waveguide (1) forms the L-type waveguide cavity; Be provided with single seam (5-2) with road waveguide (3), connect an end connection and the road waveguide (3) of waveguide (5) and cover described single seam (5-2), the other end is the connection waveguide installing port (5-1) on the connection ring flange in described connection waveguide installing space;
In corner's assembling cone (9) of L-type waveguide cavity, screw rod (10) is through cone (9), and taper regulating block (8) is connected in poor road waveguide (4) by gluing.
2. Waveguide slot power division network as claimed in claim 1, is characterized in that, processing loss of weight through hole between two radiation channels of radiation channel structure.
3. Waveguide slot power division network as claimed in claim 1, it is characterized in that, the material of described slotted waveguide (1), radiating guide (2) ,He road waveguide (3) ,Cha road waveguide (4), connection waveguide (5), the first cover plate (6), the second cover plate (7), taper regulating block (8), cone (9) and screw rod (10) is aluminium alloy.
4. the process implementation method of Waveguide slot power division network as claimed in claim 1, is characterized in that, the method comprises the steps:
Step 1, processing slotted waveguide (1):
The component part of processing slotted waveguide (1), comprise the first ring flange (1-1), the first locating piece (1-2), waveguide (1-3), the second locating piece (1-4) and the second ring flange (1-5); Be inserted in the first ring flange (1-1), the second ring flange (1-5) and two locating pieces on waveguide (1-3), each part welds by silver brazing, has welded rear correction waveguide inner chamber;
The end face of processing the first ring flange (1-1) makes waveguide (1-3) end face and the first ring flange (1-1) end face, and the spacing between the ring flange end face of two ends meets design requirement; Take the end face of the first ring flange (1-1) as benchmark according to the locating surface of dimensioned the first locating piece (1-2) of setting, the locating surface of the second locating piece (1-4), ,He road, crack opening (1-6) the He Cha road opening (1-7) on waveguide (1-3);
Distance A between the locating surface of actual measurement the first locating piece (1-2) and the second locating piece (1-4);
Step 2, processing radiating guide (2);
Adopt aluminium bar first to process the end face of mounting flange (2-2), take this end face as benchmark, make the position of radiating guide the 3rd locating surface (2-4) and the 4th locating surface (2-5) according to distance A, take the 3rd locating surface (2-4), the 4th locating surface (2-5) is all radiation channels of benchmark processing radiating guide (2) again, and all radiation channels processing clamped one times machine;
According to waveguide (1-3) overall dimension of actual measurement, the mounting groove (2-3) of processing slotted waveguide (1);
Step 3, assembling slotted waveguide (1) and radiating guide (2);
Slotted waveguide (1) and radiating guide (2) coordinate assembling by the locating surface of the first locating piece (1-2), the second locating piece (1-4) with the 3rd locating surface (2-4), the 4th locating surface (2-5), then the first cover plate (6) and the second cover plate (7) are installed to mounting groove (2-3) both sides of radiating guide (2);
Measure the actual size between slotted waveguide (1) Shang He road opening (1-6) and the first cover plate (6), the second cover plate (7), according to the actual size processing recorded and the mating surface of road waveguide (3), take the edge of the first cover plate (6) and the second cover plate (7) as reference for assembling carries out the assembling with road waveguide (3), adopt screw to connect;
To connect waveguide (5) one ends is assembled on the middle connection waveguide installing port (5-1) of radiating guide (2) mounting flange (2-2) simultaneously, offer single seam with the upside of road waveguide (3), the other end that connects waveguide (5) make it the upper single seam of port center Zai He road waveguide (3) in the heart;
Measure the actual size of slotted waveguide (1) Shang Cha road opening (1-7), be assemblied on slotted waveguide (1) De Cha road opening (1-7) according to the mating surface ，Jiang Cha road waveguide (4) of the actual size poor road opening of processing (1-7) recorded;
Step 4, the assembly that front 3 steps are assembled are placed in the salt stove, adopt salt bath weldering weld assembly; Welded rear equating weld seam;
Step 5, cone (9) and screw rod (10) are assemblied in slotted waveguide (1), taper regulating block (8) is connected in poor road waveguide (4) by gluing.
5. the method as shown in claim 4, is characterized in that, in step 1, all slits of slotted waveguide (1) on same benchmark once clamping machine, machine rear equating crack burr.
6. the method as shown in claim 4, is characterized in that, described and road waveguide He Cha road waveguide is straight tube structure, and by the whole machine-shaping of aluminium bar.
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| CN103639560A (en) * | 2013-11-28 | 2014-03-19 | 青岛蓝图文化传播有限公司市南分公司 | Salt bath brazing craft process of 6063 aluminum alloy |
| CN103928736B (en) * | 2014-04-24 | 2016-08-24 | 成都锦江电子***工程有限公司 | Self-align narrow limit electric bridge waveguide and vacuum brazing technique thereof |
| CN109616732A (en) * | 2018-11-05 | 2019-04-12 | 贵州航天电子科技有限公司 | A kind of Planar Magic-T applied to pulse Planar Slot Antenna |
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| CN101232126A (en) * | 2008-02-27 | 2008-07-30 | 东南大学 | Base-plate integration waveguide harmonic oscillation type gap array circular-polarization antenna |
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| FR2594259B1 (en) * | 1986-02-10 | 1988-09-16 | Alcatel Espace | POWER DISTRIBUTOR DEVICE IN A WAVEGUIDE OPERATING IN LINEAR POLARIZATION. |
| CN102176528B (en) * | 2011-01-27 | 2014-03-26 | 孙安 | High-power waveguide PD (power divider) capable of regulating output power |
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