CN106827308B - A kind of high-precision Shaped-beam reflector antenna processing mold and its processing method - Google Patents
A kind of high-precision Shaped-beam reflector antenna processing mold and its processing method Download PDFInfo
- Publication number
- CN106827308B CN106827308B CN201611139765.9A CN201611139765A CN106827308B CN 106827308 B CN106827308 B CN 106827308B CN 201611139765 A CN201611139765 A CN 201611139765A CN 106827308 B CN106827308 B CN 106827308B
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- CN
- China
- Prior art keywords
- mold
- antenna
- rib plate
- floor
- longitudinal rib
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/30—Mounting, exchanging or centering
- B29C33/305—Mounting of moulds or mould support plates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/54—Component parts, details or accessories; Auxiliary operations, e.g. feeding or storage of prepregs or SMC after impregnation or during ageing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
- B29L2031/3456—Antennas, e.g. radomes
Abstract
The present invention relates to field of machining, spy is related to a kind of high-precision Shaped-beam reflector antenna processing mold and its processing method.The present invention is assembled into spatial mesh structure using crisscross floor, increases reinforcing plate inside network or bar carries out overall stiffness reinforcement, to ensure mold overall stiffness, the installation deformation of control mold entirety.Floor is shaped using laser cutting, with precision height, feature of low cost, in inventive die entirety manufacturing process, production cost can be reduced, die size is not limited by machine tooling size range, can be made of a multiple Shaped-beam reflector antenna molds of working as, can be used for large-scale planar antenna floor installation.
Description
Technical field
The present invention relates to field of machining, spy is related to a kind of high-precision Shaped-beam reflector antenna processing mold and its processing
Method.
Background technology
The Shaped-beam reflector antenna of low-to-medium altitude target radar is presently used for being easy to make, production cost is low, special
It is not to have widely have on high maneuverability；With the promotion of current technology and three-dimensional measurement technology,
Its surface precision has reached higher level.The primary structure form of the reflector antenna is to be supported with floor in length and breadth, floor
The anti-loaded net of penetrating in upper berth forms antenna reflective face, and therefore, the installation accuracy of floor determines the precision of entire reflecting surface.
Shaped-beam reflector antenna main process is that skeleton is placed under working condition, is adjusted by the three-dimensional on skeleton
Tool locating simultaneously adjusts floor, and measurement point three-dimensional coordinate is measured by optical 3-dimensional coordinate measuring system on floor, should
Although processing technology measurement accuracy is higher, efficiency very bottom, measurement labor intensity is big, and time-consuming for the installation of floor assembly.
Invention content
In view of the deficiencies of the prior art, the present invention provides a kind of high-precision Shaped-beam reflector antenna processing mold and its add
Work method.The present invention is assembled into spatial mesh structure using crisscross floor, increases reinforcing plate or bar inside network
Overall stiffness reinforcement is carried out, to ensure mold overall stiffness, the installation deformation of control mold entirety.Floor is using laser cutting
It shapes, the feature for having precision high, of low cost, in inventive die entirety manufacturing process, production cost, mold can be reduced
Size is not limited by machine tooling size range, can be made of a multiple Shaped-beam reflector antenna molds of working as, can be used for large size
Planar antenna floor is installed.
The technical scheme is that：A kind of high-precision Shaped-beam reflector antenna processing mold, including 10 pieces of figuration reflections
Block mold, the right block mold in surface antenna mold, respectively two pieces of left side block molds, left piece of mold, main piece of mold, the right side,
It is characterized in that：Every piece of Shaped-beam reflector antenna mold includes cross rib plate under mold longitudinal rib plate, mold, cross rib on mold
Gusset under plate, mold, gusset on mold, cross rib plate uses falcon degree of lip-rounding formula on cross rib plate and mold under mold longitudinal rib plate, mold；Institute
The mold longitudinal rib plate stated with after cross rib plate falcon mouthful cross bearing on cross rib plate under mold, mold respectively with gusset under mold and mold
Upper gusset riveting is fixed.
A kind of high-precision Shaped-beam reflector antenna processing method, it is characterised in that：Include the following steps,
Step 1: selection mounting plane；
Step 2: placing square chest, cushion block on mounting plane, then Shaped-beam reflector antenna mold is placed on cushion block,
It is whole to form mold；
Step 3: the installation accuracy of mold entirety is adjusted, to block in left side block mold, left piece of mold, main piece of mold, the right side
Point height on the outside of mold, the tie point of the right block mold and left side block mold, the right block mold is adjusted, it is ensured that mold is whole
The installation accuracy of body；
Step 4: antenna floor and antenna frame are placed on mold on the whole, day is ensured by the precision of mold entirety
The machining accuracy of line floor and antenna frame.
According to high-precision Shaped-beam reflector antenna processing method as described above, it is characterised in that：Day in the step 4
The processing method of line floor and antenna frame is：By antenna, floor assembly is integral in length and breadth, and antenna longitudinal rib plate is pressed with pressing plate
Onto corresponding mold longitudinal rib plate, ensure that corresponding locating notch alignment and antenna longitudinal rib plate working face work with mold longitudinal rib plate
Face is bonded completely, and then on the basis of the antenna frame hinged-support of mold on the whole, skeleton is placed on antenna floor, welds floor
Support plate is used in combination the pre- solid model tool longitudinal rib plate of rivet, is finally integrally measured by optical three-coordinate measuring system in the operating condition
Mold longitudinal rib plate installation accuracy is adjusted the overproof point in part.
The beneficial effects of the invention are as follows：It need to only ensure that the flatness of bottom supporting point can guarantee die-face when installation
Precision；When adjusting mold overall precision, it is only necessary to adjust several points, the person of being conveniently operated is adjusted, realization mold that can be quickly
Whole high-precision connection, and then the working time is reduced, improve working efficiency.
Description of the drawings
Fig. 1 monolithic mold front views；
Fig. 2 monolithic mold vertical views；
Fig. 3 is A-A direction views of Fig. 2；
Fig. 4 mold entirety front views；
Fig. 5 mold overall top views；
Fig. 6 mold entirety left views；
Fig. 7 molds overall top view (increased black circle is local accuracy's test point)；
Fig. 8 molds overall top view (antenna frame cover it)；
Fig. 9 antenna frames are covered in the schematic diagram (Fig. 8 A-A direction views) of mold on the whole.
Reference sign：It is cross rib plate 4 under antenna frame 1, reflector floor 2, mold longitudinal rib plate 3, mold, horizontal on mold
Gusset 6 under floor 5, mold, gusset 7 on mold, square chest 8, Shaped-beam reflector antenna mold 9, cushion block 10, the plate 11 that is located by connecting,
Block mold 15, the right block mold 16 in left side block mold 12, left piece of mold 13, main piece of mold 14, the right side.
Specific implementation mode
Technical scheme of the present invention is described further below in conjunction with attached drawing.
The present invention mold integrally by the piecemeal of radar antenna floor carry out polylith Shaped-beam reflector antenna mold assembling and
At mold is integrally divided into 10 pieces of Shaped-beam reflector antenna molds 9, respectively two pieces of left side block molds 12, left piece of mold 13, master
Block mold 15, the right block mold 16 in block mold 14, the right side, as shown in Figure 1 to Figure 3, every piece of Shaped-beam reflector antenna mold 9 is by mould
Have that cross rib plate 4 under longitudinal rib plate 3, mold, gusset 6 under cross rib plate 5, mold on mold, gusset 7 is assembled on mold, mold is vertical
Cross rib plate 5 uses falcon degree of lip-rounding formula on cross rib plate 4 and mold under floor 3, mold.The connection type of falcon degree of lip-rounding formula is fixed convenient for intersection point
Position.Cross rib plate 4 under mold longitudinal rib plate 3 and mold, on mold after the 5 falcon mouthful cross bearing of cross rib plate respectively with gusset under mold 6 and
The riveting of gusset 7 is fixed on mold, and the intermediate suitable position welded still pipe and then support mode longitudinal rib plate 3 of mold longitudinal rib plate 3 improve
Its integral strength can ensure monolithic mold overall stiffness in this way.
As shown in Fig. 4 to Fig. 9, on the basis of 3 bottom surface of mold longitudinal rib plate of monolithic Shaped-beam reflector antenna mold 9, adopt
The difference in height that antenna different zones mold is controlled with standard square chest 8 and corresponding cushion block 10, is then connected with the plate 11 that is located by connecting
Spelling group mold longitudinal rib plate after mold integral assembling, is adjusted using fine tuning tool, ensures that the working curve of mold longitudinal rib plate is full
Sufficient design requirement.
As shown in Fig. 4 to Fig. 9, the processing method of high-precision Shaped-beam reflector antenna of the invention includes the following steps,
Select mounting plane first, mounting plane best level degree is preferable, and can load-bearing it is indeformable, may insure in this way
The precision of process；
Then square chest 8, cushion block 10 are placed on mounting plane, tentatively adjusts the height between each cushion block 10, then by figuration
Reflector antenna mold 9 is placed on cushion block 10, wherein two pieces of main piece of molds 14 are placed on centre, left side block is placed in left and right respectively
Block mold 15, the right block mold 16 in mold 12, left piece of mold 13, main piece of mold 14, the right side；It is whole to form mold；
The installation accuracy of mold entirety is adjusted, point of adjustment is as shown in fig. 7, the black dot in Fig. 7 is mounting height precision
Point of adjustment, the i.e. company to block mold 15, the right block mold 16 in left side block mold 12, left piece of mold 13, main piece of mold 14, the right side
Contact and left side block mold 12,16 outside of the right block mold point height be adjusted, can be with by the adjusting of these point heights
Ensure the installation accuracy of mold entirety；
Finally, antenna floor and antenna frame are placed on mold on the whole, antenna is ensured by the precision of mold entirety
The machining accuracy of floor and antenna frame.Specific processing method is that first by antenna, floor assembly is integral in length and breadth, then by day
Line longitudinal rib plate is pressed into pressing plate on corresponding mold longitudinal rib plate 3, ensures corresponding locating notch alignment and antenna longitudinal rib plate
Working face is bonded completely with 3 working face of mold longitudinal rib plate, and on the basis of the antenna frame hinged-support of mold on the whole, skeleton is set
In on antenna floor, floor support plate is welded, the pre- solid model tool longitudinal rib plate 3 of rivet is used in combination, finally passes through optics in the operating condition
3 installation accuracy of coordinate measuring machine whole measurement mold longitudinal rib plate is adjusted the overproof point in part, ensures that precision satisfaction is set
Meter requires.
The present invention installs antenna floor by mold, and the prepackage precision and antenna floor phase of antenna floor is effectively ensured
To the posture of antenna frame, the exact weight of antenna floor monolithic installation and the design difficulty of three-dimensional adjustment tooling are reduced；It
After line floor overall precision measures, by surface precision calculating and error analysis, the overproof point of precision is found out, two are carried out to overproof point
Secondary adjustment, substantially reduces adjustment amount, and work efficiency is made to improve 60% or more.
Claims (2)
1. a kind of high-precision Shaped-beam reflector antenna processing mold, including standard square chest, cushion block and 10 pieces of Shaped reflector days
Block mold, two pieces of right sides in line mold, respectively two pieces of left side block molds, two pieces of left piece of molds, two pieces of main piece of molds, two pieces of right sides
Side block mold, it is characterised in that：Every piece of Shaped-beam reflector antenna mold include cross rib plate under mold longitudinal rib plate, mold,
Gusset under cross rib plate, mold, gusset on mold on mold, cross rib plate uses on cross rib plate and mold under mold longitudinal rib plate, mold
Falcon degree of lip-rounding formula；The mold longitudinal rib plate with use mold respectively after the falcon mouthful cross bearing of cross rib plate on cross rib plate under mold, mold
Gusset riveting is fixed on lower gusset and mold；On the basis of the mold longitudinal rib plate bottom surface of every piece of figuration reverse side antenna mold, adopt
The difference in height of antenna different zones mold is controlled with standard square chest and cushion block.
2. a kind of high-precision Shaped-beam reflector antenna processing method, it is characterised in that：Include the following steps,
Step 1: selection mounting plane；
Step 2: placing square chest, cushion block on mounting plane, then Shaped-beam reflector antenna mold is placed on cushion block, is formed
Mold is whole；
Step 3: the installation accuracy of mold entirety is adjusted, to block mould in left side block mold, left piece of mold, main piece of mold, the right side
Point height on the outside of tool, the tie point of the right block mold and left side block mold, the right block mold is adjusted, it is ensured that mold is whole
Installation accuracy；
Step 4: antenna floor and antenna frame are placed on mold on the whole, antenna rib is ensured by the precision of mold entirety
The machining accuracy of plate and antenna frame；The processing method of antenna floor and antenna frame is in the step 4：In length and breadth by antenna
Floor assembly is integral, and antenna longitudinal rib plate is pressed into pressing plate on corresponding mold longitudinal rib plate, ensures corresponding locating notch
Alignment and antenna longitudinal rib plate working face are bonded completely with mold longitudinal rib plate working face, and then the antenna frame of mold on the whole is hinged
On the basis of seat, skeleton is placed on antenna floor, welds floor support plate, the pre- solid model tool longitudinal rib plate of rivet is used in combination, finally in work
Make to adjust the overproof point in part by optical three-coordinate measuring system whole measurement mold longitudinal rib plate installation accuracy under state
It is whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611139765.9A CN106827308B (en) | 2016-12-12 | 2016-12-12 | A kind of high-precision Shaped-beam reflector antenna processing mold and its processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611139765.9A CN106827308B (en) | 2016-12-12 | 2016-12-12 | A kind of high-precision Shaped-beam reflector antenna processing mold and its processing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106827308A CN106827308A (en) | 2017-06-13 |
| CN106827308B true CN106827308B (en) | 2018-11-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611139765.9A Expired - Fee Related CN106827308B (en) | 2016-12-12 | 2016-12-12 | A kind of high-precision Shaped-beam reflector antenna processing mold and its processing method |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08204439A (en) * | 1995-01-23 | 1996-08-09 | Mitsubishi Electric Corp | Double antenna reflection mirror |
| CN203850434U (en) * | 2014-05-28 | 2014-09-24 | 中国电子科技集团公司第五十四研究所 | Light-weight carbon fiber antenna reflector |
| CN105305090A (en) * | 2015-11-19 | 2016-02-03 | 西安空间无线电技术研究所 | Adjustable reflector antenna mold adjusting structure |
| CN105459296A (en) * | 2015-12-23 | 2016-04-06 | 中国电子科技集团公司第五十四研究所 | Light-weight die for high-precision large-sized antenna for radio astronomy and manufacturing method thereof |
| CN105665599A (en) * | 2015-12-17 | 2016-06-15 | 贵州振华天通设备有限公司 | Riveting method and riveting device for antenna reflector panel framework |
| CN105690618A (en) * | 2014-11-26 | 2016-06-22 | 上海越科复合材料有限公司 | Molding method of large radio antenna mold |
-
2016
- 2016-12-12 CN CN201611139765.9A patent/CN106827308B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08204439A (en) * | 1995-01-23 | 1996-08-09 | Mitsubishi Electric Corp | Double antenna reflection mirror |
| CN203850434U (en) * | 2014-05-28 | 2014-09-24 | 中国电子科技集团公司第五十四研究所 | Light-weight carbon fiber antenna reflector |
| CN105690618A (en) * | 2014-11-26 | 2016-06-22 | 上海越科复合材料有限公司 | Molding method of large radio antenna mold |
| CN105305090A (en) * | 2015-11-19 | 2016-02-03 | 西安空间无线电技术研究所 | Adjustable reflector antenna mold adjusting structure |
| CN105665599A (en) * | 2015-12-17 | 2016-06-15 | 贵州振华天通设备有限公司 | Riveting method and riveting device for antenna reflector panel framework |
| CN105459296A (en) * | 2015-12-23 | 2016-04-06 | 中国电子科技集团公司第五十四研究所 | Light-weight die for high-precision large-sized antenna for radio astronomy and manufacturing method thereof |
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| Publication number | Publication date |
|---|---|
| CN106827308A (en) | 2017-06-13 |
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Granted publication date: 20181109 Termination date: 20211212 |