CN107516770B - Process the mold and method of low frequency radiating element - Google Patents
Process the mold and method of low frequency radiating element Download PDFInfo
- Publication number
- CN107516770B CN107516770B CN201710573717.9A CN201710573717A CN107516770B CN 107516770 B CN107516770 B CN 107516770B CN 201710573717 A CN201710573717 A CN 201710573717A CN 107516770 B CN107516770 B CN 107516770B
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- China
- Prior art keywords
- low frequency
- radiating element
- frequency radiating
- connector
- mold
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/06—Details
- H01Q9/065—Microstrip dipole antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of molds for processing low frequency radiating element, and the low frequency radiating element includes pedestal, balun, multiple dipoles and multiple connectors;Each dipole includes two radiation arms;One end of the radiation arm is equipped with loaded segment, the other end is connect by the balun with the pedestal;The mold includes mutually matched upper die and lower die, and the upper mold is equipped with upper model cavity, and the upper model cavity includes model cavity on model cavity and second on the first of connection;Model cavity is matched with each radiation arm and each loaded segment on described first;Model cavity is matched with the connector for connecting the loaded segment that two radiation arms that are adjacent and belonging to the different dipoles are equipped on described second.The low frequency radiating element that the mold of the processing low frequency radiating element provided through the invention obtains, improves the deformation of radiation arm and loaded segment.The present invention also provides a kind of methods for processing low frequency radiating element simultaneously.
Description
Technical field
The present invention relates to antenna technical fields, and in particular to a kind of mold and method for processing low frequency radiating element.
Background technique
For the low frequency radiating element that arrays a large amount of inside Bipolarization antenna for base station use, the requirement of formed precision
Height, therefore, the requirement to manufacture craft are very stringent.And in the processing method of existing low frequency radiating element, due to low frequency
The radiation arm and loaded segment of radiating element are in high pressure conditions in die casting forming process, and mold cavity pair when being demoulded
The influence of the adhesion strength of product, radiation arm and loaded segment be easy because stress generate deformation, thus influence the cross polarization ratio of antenna,
The parameters such as standing wave, intermodulation, thus would generally the plastic cement fastener of Design assistant when in use be stuck between two sections of loaded segments, to change
Kind deformation.
Inventor is in implementing the present invention, it may, have found that existing low frequency radiating element has the drawback that
Since the tensile resistence of plastic parts is lower, for the loaded segment that deformation occurs obvious after demoulding, deformation is not
It can be improved by plastic cement fastener.
In addition, for the low frequency radiating element for increasing plastic parts, because the dielectric constant of its feed section changes, and
So that the parameters such as intersection intermodulation of antenna become unstable.
Summary of the invention
The present invention proposes a kind of mold and method for processing low frequency radiating element, can prevent the shape of loaded segment and radiation arm
Become, improves the antenna performance of low frequency radiating element.
One aspect of the present invention provide it is a kind of process low frequency radiating element mold, the low frequency radiating element include pedestal,
Balun, multiple dipoles and multiple connectors;Each dipole includes two radiation arms;One end of the radiation arm is equipped with
Loaded segment, the other end are connect by the balun with the pedestal;The mold includes mutually matched upper die and lower die, described
Upper mold is equipped with upper model cavity, and the upper model cavity includes model cavity on model cavity and second on the first of connection;On described first
Model cavity is matched with each radiation arm and each loaded segment;On described second model cavity be matched with connection it is adjacent and
Belong to the connector for the loaded segment that two radiation arms of the different dipoles are equipped with.
The connector that loaded segment is formed by the mold of processing low frequency radiating element, increases the knot of loaded segment and radiation arm
Structure intensity enables the adhesion strength that mold generates loaded segment and radiation arm when demoulding to be far below the stretch-proof of connector itself
Power, to prevent loaded segment and radiation arm, deformation occurs, avoids cross polarization to antenna than parameters such as, standing wave, intermodulation
It influences, and then improves the antenna performance of low frequency radiating element.
In an embodiment of the mold, each loaded segment includes hanging face;The connector connects institute
State the hanging face of loaded segment.
The hanging face that loaded segment is connected by the connector that the mold of processing low frequency radiating element is formed, passes through connector
The tensile resistance of loaded segment is improved with the connection in hanging face, deformation occurs to be effectively prevented loaded segment, enhances load
The structural strength of section and radiation arm.
In an embodiment of the mold, pass through the hanging face of the loaded segment of the same connector connection
Relatively.
The tensile resistence that connector is increased by opposite hanging face further prevents loaded segment and radiation arm to occur
Deformation, and structure is simplified, be conducive to the simplification of manufacturing process.
In an embodiment of the mold, the connector is thin slice.
It is thin slice by the molding connector of die casting, not only reduces the behaviour for removing connector after completing demoulding
Make difficulty, and reduces influence of the removal operation of connector to low frequency radiating element.
In an embodiment of the mold, the connector is intermediate thin slice wide, both sides are narrow.
It is intermediate thin slice wide, both sides are narrow by the molding connector of the die casting, is guaranteeing loaded segment and radiation
While the structural strength of arm obtains enhancing, it further reduced after completing demoulding and remove the operation difficulty of connector, subtract
Influence of the removal operation of connector to low frequency radiating element is lacked.
In an embodiment of the mold, the connector is the thin structure in thick middle, both sides.
I.e. by the connector that the molding structure of the die casting is thick middle, both sides are thin, guaranteeing loaded segment and radiation
While the structural strength of arm obtains enhancing, it further reduced after completing demoulding and remove the operation difficulty of connector, subtract
Influence of the removal operation of connector to low frequency radiating element is lacked.
Another aspect of the present invention also provides a kind of method for processing low frequency radiating element, which comprises
Die casting is carried out using the mold of the processing low frequency radiating element as described in above-mentioned any embodiment;
It is demoulded after die cast, obtains low frequency radiating element blank;Wherein, the low frequency radiating element blank packet
The low frequency radiating element two radiation arms adjacent and belonging to the Bu Tong dipole with the connection are included to be equipped with
The loaded segment connector;
The connector for removing the low frequency radiating element blank, obtains the low frequency radiating element.
The connector of the loaded segment is formed by processing the die casting of low frequency radiating element, so that mold when demoulding
The tensile resistance of connector itself is far below to the adhesion strength that loaded segment and radiation arm generate, effectively enhance loaded segment and
The structural strength of radiation arm, preventing loaded segment, deformation occurs, avoids the parameters such as cross polarization ratio, standing wave, the intermodulation to antenna
Influence, and then improve the antenna performance of low frequency radiating element;The connector is removed after demoulding, relative to using plastic parts
For the way for carrying out deformation correction, avoids and the dielectric constant of low frequency radiating element feed section is had an impact, to mention
The high antenna performance of low frequency radiating element.
More preferably, the connector of the removal low frequency radiating element blank, obtains the low frequency spoke
Penetrate unit, comprising:
The connector that the low frequency radiating element blank is removed using simple stamping die obtains the low frequency radiation list
Member.
The connector is removed by simple stamping die, ensure that the consistency of technique, improve processing efficiency and
Precision, the connector suitable for various shapes specification.
In an embodiment of the method, the connector of the removal low frequency radiating element blank,
Obtain the low frequency radiating element, comprising:
The connector that the low frequency radiating element blank is removed using cutter, obtains the low frequency radiating element.
The connector is removed by cutter, for using simple stamping die, there is at low cost, operating method
Simple feature.
In an embodiment of the method, the connector of the removal low frequency radiating element blank,
Obtain the low frequency radiating element, comprising:
The connector that the low frequency radiating element blank is removed in such a way that hand is broken obtains the low frequency radiation list
Member.
The connector is removed in such a way that hand is broken, and the case where suitable for being easily removed the connector, such as is connected
The case where fitting is the thin slice that centre is wide, both sides are narrow has at low cost, behaviour for using simple stamping die and cutter
Make the simple feature of method.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of the low frequency radiating element of the prior art;
Fig. 2 is the structural schematic diagram of the mold of processing low frequency radiating element provided in an embodiment of the present invention;
Fig. 3 a illustrates the molding low frequency of die casting of the processing low frequency radiating element provided through the embodiment of the present invention
The stereoscopic schematic diagram of radiating element blank;
Fig. 3 b is the partial enlarged view of the part D in Fig. 3 a;
Fig. 4 is the flow diagram of the method for processing low frequency radiating element provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In explanation of the invention, the descriptions of the orientation such as upper, lower, left, right, front and rear and top and bottom both for
What Fig. 2 was defined, when the modes of emplacement of mold changes, the description of corresponding orientation and top and bottom also will
Changed according to the change of modes of emplacement, this will not be repeated here by the present invention.
Please refer to Fig. 1, Fig. 2, Fig. 3 a and Fig. 3 b, wherein Fig. 1 is that the solid of the low frequency radiating element of the prior art is shown
It is intended to, Fig. 2 is the structural schematic diagram of the mold of processing low frequency radiating element provided in an embodiment of the present invention, and Fig. 3 a, which is illustrated, to be passed through
The three-dimensional signal of the molding low frequency radiating element blank of die casting of processing low frequency radiating element provided in an embodiment of the present invention
Figure, Fig. 3 b are the partial enlarged view of the part D in Fig. 3 a.
As shown in Fig. 2, the embodiment of the present invention provides a kind of mold for processing low frequency radiating element, the low frequency radiating element
Including pedestal 1, balun 2, multiple dipoles and multiple connectors 10;Each dipole includes two radiation arms 3;The spoke
The one end for penetrating arm is equipped with loaded segment 9, the other end is connect by the balun 2 with the pedestal 1;The mold includes cooperating
Upper mold 6 and lower die 7, the upper mold 6 be equipped with upper model cavity, the upper model cavity include connection first on model cavity and second
Upper model cavity;Model cavity is matched with each radiation arm 3 and each loaded segment 9 on described first;Second upper mold
Type chamber, which is matched with, connects the loaded segment 9 that two radiation arms 3 that are adjacent and belonging to the different dipoles are equipped with
Connector 10 (Fig. 2 is not shown).
In the present embodiment, during processing low frequency radiating element, die casting is carried out using the mold, to pass through pressure
Casting is demoulded after die cast so that blank integrated molding, obtains low frequency radiating element blank;Wherein, the low frequency spoke
Penetrating unit blank includes that the low frequency radiating element connects described in adjacent and belonging to the Bu Tong dipole two with described
The connector 10 for the loaded segment 9 that radiation arm 3 is equipped with;After demoulding, by the connector 10 from the low frequency radiation list
It is removed in first blank, to obtain low frequency radiating element.Wherein, each loaded segment 3 of the low frequency radiating element is by institute
State the first upper mold mold cavity forming of upper mold 6, the connector 10 by the upper mold 6 the second upper mold mold cavity forming.
The connector that loaded segment is formed by the mold of processing low frequency radiating element, increases the knot of loaded segment and radiation arm
Structure intensity enables the adhesion strength that mold generates loaded segment and radiation arm when demoulding to be far below the stretch-proof of connector itself
Power, to prevent loaded segment and radiation arm, deformation occurs, avoids cross polarization to antenna than parameters such as, standing wave, intermodulation
It influences, and then improves the antenna performance of low frequency radiating element.
In an embodiment of the mold, the lower die 7 is equipped with drag chamber;The drag chamber includes first
Drag chamber and the second drag chamber;The first drag chamber is matched with the pedestal 1;The second drag chamber is matched with
Connect each radiation arm 3 of the pedestal 1.
By the molding low frequency radiating element blank of the die casting, in low frequency radiating element, pedestal 1 passes through described
First lower die mold cavity forming of lower die 7 connects each radiation arm of the pedestal by the second lower die by the lower die 7
Mold cavity forming.
The connector that loaded segment is formed by the mold of processing low frequency radiating element, increases the knot of loaded segment and radiation arm
Structure intensity, so that mold is far below the tensile resistance of connector itself to the adhesion strength that loaded segment generates when demoulding, thus anti-
Only deformation occurs for loaded segment, avoids the influence of cross polarization to antenna than parameters such as, standing wave, intermodulation, and then improve low
The antenna performance of radio-frequency radiation unit.
In an embodiment of the mold, each loaded segment 3 includes hanging face;The connector 10 connects
The hanging face 11 of the loaded segment 9.
In the present embodiment, the loaded segment 9 includes the hanging face 11 towards either direction.
The hanging face that loaded segment is connected by the connector that the mold of processing low frequency radiating element is formed, passes through connector
The tensile resistance of loaded segment is improved with the connection in hanging face, deformation occurs to be effectively prevented loaded segment, enhances load
The structural strength of section and radiation arm.
In an embodiment of the mold, the loaded segment 9 that is connected by the same connector 10 it is outstanding
Empty face 11 is opposite.
The tensile resistence that connector is increased by opposite hanging face further prevents loaded segment and radiation arm to occur
Deformation, and structure is simplified, be conducive to the simplification of manufacturing process.
In an embodiment of the mold, the connector 10 is thin slice.
It is thin slice by the molding connector of die casting, not only reduces the behaviour for removing connector after completing demoulding
Make difficulty, and reduces influence of the removal operation of connector to low frequency radiating element.
In an embodiment of the mold, the connector 10 is intermediate thin slice wide, both sides are narrow.
It is intermediate thin slice wide, both sides are narrow by the molding connector of the die casting, is obtained in guarantee radiation arm intensity
To while enhancing, it further reduced after completing demoulding and remove the operation difficulty of connector, reduce going for connector
Influence except operation to low frequency radiating element.
In an embodiment of the mold, the connector 10 is the thin structure in thick middle, both sides.
I.e. by the connector that the molding structure of the die casting is thick middle, both sides are thin, guaranteeing radiation arm and load
While the structural strength of section obtains enhancing, it further reduced after completing demoulding and remove the operation difficulty of connector, subtract
Influence of the removal operation of connector to low frequency radiating element is lacked.
In an embodiment of the mold, the connector 10 is cylinder.
I.e. by the connector of the molding cylinder of the die casting, the structure of loaded segment and radiation arm is not only increased
Intensity, being effectively prevented radiation arm and loaded segment, deformation occurs, and reduces the behaviour that connector is removed after completing demoulding
Make difficulty, reduces influence of the removal operation of connector to low frequency radiating element.
The embodiment of the invention also provides a kind of methods for processing low frequency radiating element.
Referring to Fig. 4, Fig. 4 is the flow diagram of the method for processing low frequency radiating element provided in an embodiment of the present invention,
The described method includes:
S101 carries out die casting using the mold of the processing low frequency radiating element as described in above-mentioned any embodiment;
S102 is demoulded after die cast, obtains low frequency radiating element blank;Wherein, the low frequency radiating element
Blank includes the low frequency radiating element two radiation arms adjacent and belonging to the Bu Tong dipole with the connection
The connector for the loaded segment being equipped with;
S103 removes the connector of the low frequency radiating element blank, obtains the low frequency radiating element.
The connector of low frequency radiating element and the loaded segment is formed by the die casting of processing low frequency radiating element,
So that mold is far below the tensile resistance of connector itself to the adhesion strength that loaded segment generates when demoulding, effectively enhances and add
The structural strength of section and radiation arm is carried, preventing loaded segment, deformation occurs, avoids cross polarization ratio, standing wave, intermodulation to antenna
Etc. parameters influence, and then improve the antenna performance of low frequency radiating element;The connector is removed after demoulding, relative to use
Plastic parts avoid and have an impact to the dielectric constant of low frequency radiating element feed section for the way of deformation correction,
To improve the antenna performance of low frequency radiating element.
More preferably, the connector of the removal low frequency radiating element blank, obtains the low frequency spoke
Penetrate unit, comprising:
The connector that the low frequency radiating element blank is removed using simple stamping die obtains the low frequency radiation list
Member.
The connector is removed by simple stamping die, ensure that the consistency of technique, improve processing efficiency and
Precision, the connector suitable for various shapes specification.
In an embodiment of the method, the connector of the removal low frequency radiating element blank,
Obtain the low frequency radiating element, comprising:
The connector that the low frequency radiating element blank is removed using cutter, obtains the low frequency radiating element.
The connector is removed by cutter, for using simple stamping die, there is at low cost, operating method
Simple feature.
In an embodiment of the method, the connector of the removal low frequency radiating element blank,
Obtain the low frequency radiating element, comprising:
The connector that the low frequency radiating element blank is removed in such a way that hand is broken obtains the low frequency radiation list
Member.
The connector is removed in such a way that hand is broken, and the case where suitable for being easily removed the connector, such as is connected
The case where fitting is the thin slice that centre is wide, both sides are narrow has at low cost, behaviour for using simple stamping die and cutter
Make the simple feature of method.
Those of ordinary skill in the art will appreciate that realizing all or part of the process in above-described embodiment method, being can be with
Relevant hardware is instructed to complete by computer program, the program can be stored in a computer-readable storage medium
In, the program is when being executed, it may include such as the process of the embodiment of above-mentioned each method.Wherein, the storage medium can be magnetic
Dish, CD, read-only memory (Read-Only Memory, ROM) or random access memory (Random Access
Memory, RAM) etc..
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (9)
1. a kind of mold for processing low frequency radiating element, the low frequency radiating element includes pedestal, balun, multiple dipoles and more
A connector;Each dipole includes two radiation arms;One end of the radiation arm is equipped with loaded segment, the other end passes through institute
Balun is stated to connect with the pedestal;It is characterized in that, the mold includes mutually matched upper die and lower die, the upper mold is equipped with
Upper model cavity, the upper model cavity include model cavity on model cavity and second on the first of connection;Model cavity on described first
Assigned in each radiation arm and each loaded segment;Model cavity, which is matched with, on described second connects adjacent and belongs to difference
The connector for the loaded segment that two radiation arms of the dipole are equipped with, wherein the low frequency radiating element with
The connector is made using die casting molding, and the connector is the thin structure in both sides.
2. the mold of processing low frequency radiating element as described in claim 1, which is characterized in that each loaded segment includes outstanding
Empty face;The connector connects the hanging face of the loaded segment.
3. the mold of processing low frequency radiating element as claimed in claim 2, which is characterized in that connected by the same connector
The hanging face of the loaded segment connect is opposite.
4. the mold of processing low frequency radiating element as described in any one of claims 1-3, which is characterized in that the connector is
Thin slice.
5. the mold of processing low frequency radiating element as claimed in claim 4, which is characterized in that the connector be it is intermediate wide,
The narrow thin slice in both sides.
6. a kind of method for processing low frequency radiating element, which is characterized in that the described method includes:
Die casting is carried out using the mold of processing low frequency radiating element as described in any one in claim 1-5;
It is demoulded after die cast, obtains low frequency radiating element blank;Wherein, the low frequency radiating element blank includes institute
State the institute that low frequency radiating element two radiation arms adjacent and belonging to the Bu Tong dipole with the connection are equipped with
State the connector of loaded segment;
The connector for removing the low frequency radiating element blank, obtains the low frequency radiating element.
7. the method for processing low frequency radiating element as claimed in claim 6, which is characterized in that the removal low frequency radiation
The connector of unit blank, obtains the low frequency radiating element, comprising:
The connector that the low frequency radiating element blank is removed using simple stamping die, obtains the low frequency radiating element.
8. the method for processing low frequency radiating element as claimed in claim 6, which is characterized in that the removal low frequency radiation
The connector of unit blank, obtains the low frequency radiating element, comprising:
The connector that the low frequency radiating element blank is removed using cutter, obtains the low frequency radiating element.
9. the method for processing low frequency radiating element as claimed in claim 6, which is characterized in that the removal low frequency radiation
The connector of unit blank, obtains the low frequency radiating element, comprising:
The connector that the low frequency radiating element blank is removed in such a way that hand is broken, obtains the low frequency radiating element.
Priority Applications (1)
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CN201710573717.9A CN107516770B (en) | 2017-07-13 | 2017-07-13 | Process the mold and method of low frequency radiating element |
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CN201710573717.9A CN107516770B (en) | 2017-07-13 | 2017-07-13 | Process the mold and method of low frequency radiating element |
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CN107516770B true CN107516770B (en) | 2019-12-03 |
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CN202447479U (en) * | 2011-12-31 | 2012-09-26 | 东莞市建升压铸科技有限公司 | Device for cutting stub bar of cantilever vibrator |
CN102544711B (en) * | 2012-01-06 | 2015-09-23 | 华为技术有限公司 | The production method of antenna oscillator, antenna oscillator and communication equipment |
CN105140625B (en) * | 2015-09-18 | 2018-08-28 | 深圳市信维通信股份有限公司 | A kind of manufacturing method and antenna structure of antenna |
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