CN108023155A - A kind of cavity body filter manufacture method - Google Patents
A kind of cavity body filter manufacture method Download PDFInfo
- Publication number
- CN108023155A CN108023155A CN201711369413.7A CN201711369413A CN108023155A CN 108023155 A CN108023155 A CN 108023155A CN 201711369413 A CN201711369413 A CN 201711369413A CN 108023155 A CN108023155 A CN 108023155A
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- CN
- China
- Prior art keywords
- resonator
- cover board
- resonant rod
- cavity
- filter
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- 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.)
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P11/00—Apparatus or processes specially adapted for manufacturing waveguides or resonators, lines, or other devices of the waveguide type
- H01P11/007—Manufacturing frequency-selective devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/20—Frequency-selective devices, e.g. filters
- H01P1/207—Hollow waveguide filters
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The invention discloses a kind of cavity body filter manufacture method, comprise the following steps：A, the molding embryo material of resonator is subjected to punch forming using stamping die first, metal stock is squeezed into the blank for the resonator for being internally provided with isolation bar；B, filter cavity is divided into multiple cavities by the filter cavity of height, the isolation bar required for filter cavity blank is cut into；C, by mechanical-moulded resonant rod, resonant rod will be installed on the metal cover board of wave filter；D, the metal cover board for being provided with resonant rod is assembled with filter cavity；E, the wave filter assembled melts down carry out high-temperature heat treatment；Making being connected between metal cover board and resonator, interface is more round and smooth, and the present invention makes the manufacturing process of whole wave filter become easy, simple using punching press is carried out after being heated to embryo material, improve production efficiency, reduce raw material loss at the same time, improve stock utilization, reduce production cost.
Description
Technical field
The present invention relates to wave filter manufacturing technology field, is specially a kind of cavity body filter manufacture method.
Background technology
Cavity body filter is widely used in the communications field, especially radio communication as a kind of frequency selection device and leads
Domain.In a base station, wave filter is used to select signal of communication, filters out clutter or interference signal outside communication signal frequency.
Cavity body filter generally comprises three classes, and the first kind is coaxial cavity filter, and the second class is dielectric filter, and the 3rd
Class is waveguide filter.For coaxial cavity filter, generally comprise：Cavity, the metal of cover board and collecting in the cavity are humorous
Shake bar.
The content of the invention
It is an object of the invention to provide one kind using punching press is carried out after being heated to embryo material, make the manufacture of whole wave filter
Journey becomes easy, simple, improves production efficiency, while reduces raw material loss, improves stock utilization, reduces life
A kind of cavity body filter manufacture method skill of cost is produced, to solve the problems mentioned in the above background technology.
To achieve the above object, the present invention provides following technical solution：A kind of cavity body filter manufacture method, including it is following
Step：
A, the molding embryo material of resonator is subjected to punch forming using stamping die first, metal stock is squeezed into and is internally provided with
The blank of the resonator of isolation bar；
B, the filter cavity of height, the isolation bar split filter cavity required for filter cavity blank is cut into
Into multiple cavities；
C, by mechanical-moulded resonant rod, resonant rod will be installed on the metal cover board of wave filter；
D, the metal cover board for being provided with resonant rod is assembled with filter cavity；
E, the wave filter assembled melts down carry out high-temperature heat treatment.
Preferably, the molding embryo material of resonator is heated using electric heater, using 500 DEG C -600 DEG C of high-temperature heating
20 minutes, shaping punch forming is carried out to resonator embryo material using resonator molding die, resonator be internally provided with every
From muscle.
Preferably, after resonator cooling of the resonator by machine-shaping, using cavity cutter device as required humorous
Chamber size of shaking is cut, and the resonator after cutting, isolation bar are polished, and is bored on the isolation bar in resonator
Hole, the internal diameter in hole is 5mm, and internal thread is internally provided with drilling.
Preferably, the cover board embryo material after hot mastication is pressed using die for cover plate, and the cover board after shaping is cold
But 15min, will press the installation site of the top of cover board after cooling, the corresponding installation site of resonant rod and connecting screw, into
Row drilling, the installation aperture of resonant rod is 8mm, and the installation aperture of connecting screw is 5mm, and height can be adjusted by being installed in hole
Resonant rod, the height of mounted resonant rod is adjusted to appropriate location, and the junction of resonant rod and cover board is installed fixed spiral shell
Cap.
Preferably, the cover board for being provided with resonant rod is installed to the top of resonator, by the screw hole and resonator on cover board
Isolation bar on screw attachment holes correspond to use connecting screw, the cover board for being provided with resonant rod is fixedly connected with resonator,
The wave filter assembled is put into high-temperature heating equipment, temperature is adjusted to 300 DEG C of heating 15min.
Compared with prior art, the beneficial effects of the invention are as follows：
The present invention makes the manufacturing process of whole wave filter become easy, simple, makes production using punching press is carried out after being heated to embryo material
Efficiency improves, while reduces raw material loss, improves stock utilization, reduces production cost.
Embodiment
The technical solution in the embodiment of the present invention is clearly and completely described below, it is clear that described embodiment
Only part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, the common skill in this area
Art personnel all other embodiments obtained without making creative work, belong to the model that the present invention protects
Enclose.
The present invention provides following technical solution：A kind of cavity body filter manufacture method, it is characterised in that：Including following step
Suddenly：
A, the molding embryo material of resonator is subjected to punch forming using stamping die first, metal stock is squeezed into and is internally provided with
The blank of the resonator of isolation bar；
B, the filter cavity of height, the isolation bar split filter cavity required for filter cavity blank is cut into
Into multiple cavities；
C, by mechanical-moulded resonant rod, resonant rod will be installed on the metal cover board of wave filter；
D, the metal cover board for being provided with resonant rod is assembled with filter cavity；
E, the wave filter assembled melts down carry out high-temperature heat treatment.
The molding embryo material of resonator is heated using electric heater, using 500 DEG C -600 DEG C of 20 points of high-temperature heating
Clock, carries out shaping punch forming, in resonator using resonator molding die after the decline of embryo material hardness to resonator embryo material
It is internally provided with isolation bar.
After resonator cooling of the resonator by machine-shaping, using the resonant cavity size of cavity cutter device as required
Cut, the resonator after cutting, isolation bar are polished, and drilled on the isolation bar in resonator, hole
Internal diameter is 5mm, and internal thread is internally provided with drilling.
Cover board embryo material after hot mastication is pressed using die for cover plate, and the cover board after shaping is cooled down 15min,
The installation site of the top of cover board after cooling, the corresponding installation site of resonant rod and connecting screw will be pressed, is drilled, it is humorous
The shake installation aperture of bar is 8mm, and the installation aperture of connecting screw is 5mm, in hole installation can adjust the resonant rod of height, will
The height of mounted resonant rod is adjusted to appropriate location, and the junction of resonant rod and cover board is installed hold-doun nut.
The cover board for being provided with resonant rod is installed to the top of resonator, by the screw hole and the isolation bar of resonator on cover board
On screw attachment holes correspond to use connecting screw, the cover board for being provided with resonant rod is fixedly connected with resonator, will be assembled
Wave filter be put into high-temperature heating equipment, by temperature be adjusted to 300 DEG C heating 15min, make metal cover board and resonance on wave filter
The interface of chamber welding becomes more smooth, lifting process quality.
In conclusion the present invention makes the manufacturing process of whole wave filter become to hold using punching press is carried out after being heated to embryo material
Easily, simply, production efficiency is improved, while reduces raw material loss, improved stock utilization, reduce production cost.
The beneficial effects of the invention are as follows：
The present invention makes the manufacturing process of whole wave filter become easy, simple, makes production using punching press is carried out after being heated to embryo material
Efficiency improves, while reduces raw material loss, improves stock utilization, reduces production cost.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of changes, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (6)
- A kind of 1. cavity body filter manufacture method, it is characterised in that：Comprise the following steps：A, the molding embryo material of resonator is subjected to punch forming using stamping die first, metal stock is squeezed into and is internally provided with The blank of the resonator of isolation bar；B, the filter cavity of height, the isolation bar split filter cavity required for filter cavity blank is cut into Into multiple cavities；C, by mechanical-moulded resonant rod, resonant rod will be installed on the metal cover board of wave filter；D, the metal cover board for being provided with resonant rod is assembled with filter cavity；E, the wave filter assembled melts down carry out high-temperature heat treatment.
- A kind of 2. cavity body filter manufacture method according to claim 1, it is characterised in that：Further include following steps：It is humorous The molding embryo material of the chamber that shakes is heated using electric heater, using 500 DEG C -600 DEG C of high-temperature heating 20 minutes, using resonance Chamber molding die carries out shaping punch forming to resonator embryo material, and isolation bar is internally provided with resonator.
- A kind of 3. cavity body filter manufacture method according to claim 1, it is characterised in that：The resonator is by processing After molding resonator cooling, cut using the resonant cavity size of cavity cutter device as required, will be humorous after cutting Shake chamber, isolation bar is polished, and is drilled on the isolation bar in resonator, and the internal diameter in hole is 5mm, in the inside of drilling Equipped with internal thread.
- A kind of 4. cavity body filter manufacture method according to claim 1, it is characterised in that：Lid after the hot mastication Plate embryo material is pressed using die for cover plate, and the cover board after shaping is cooled down 15min, will press the upper of cover board after cooling The installation site of side, the corresponding installation site of resonant rod and connecting screw, drills, and the installation aperture of resonant rod is 8mm, The installation aperture of connecting screw is 5mm, the resonant rod that can adjust height is installed in hole, by the height of mounted resonant rod Adjust to appropriate location, hold-doun nut is installed into the junction of resonant rod and cover board.
- A kind of 5. cavity body filter manufacture method according to claim 1, it is characterised in that：The resonant rod of being provided with Cover board is installed to the top of resonator, by the use corresponding with the screw attachment holes on the isolation bar of resonator of the screw hole on cover board Connecting screw, the cover board for being provided with resonant rod is fixedly connected with resonator.
- A kind of 6. cavity body filter manufacture method according to claim 1, it is characterised in that：The filtering that will be assembled Device is put into high-temperature heating equipment, and temperature is adjusted to 300 DEG C of heating 15min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711369413.7A CN108023155A (en) | 2017-12-19 | 2017-12-19 | A kind of cavity body filter manufacture method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711369413.7A CN108023155A (en) | 2017-12-19 | 2017-12-19 | A kind of cavity body filter manufacture method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108023155A true CN108023155A (en) | 2018-05-11 |
Family
ID=62074028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711369413.7A Pending CN108023155A (en) | 2017-12-19 | 2017-12-19 | A kind of cavity body filter manufacture method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108023155A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109326858A (en) * | 2018-11-27 | 2019-02-12 | 安徽阖煦微波技术有限公司 | A kind of high inhibition cavity body filter |
| CN110767976A (en) * | 2019-10-25 | 2020-02-07 | 芜湖舜富精密压铸科技有限公司 | Full-automatic 5G filter cavity production process |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0823746A2 (en) * | 1996-08-05 | 1998-02-11 | ADC Solitra Oy | A filter and a method for manufacturing a filter |
| CN102361115A (en) * | 2011-09-30 | 2012-02-22 | 深圳市大富科技股份有限公司 | Cavity filter and production method thereof |
| CN105489997A (en) * | 2015-11-24 | 2016-04-13 | 武汉凡谷电子技术股份有限公司 | Assembling technology for metal cover board and cavity component of cavity filter |
-
2017
- 2017-12-19 CN CN201711369413.7A patent/CN108023155A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0823746A2 (en) * | 1996-08-05 | 1998-02-11 | ADC Solitra Oy | A filter and a method for manufacturing a filter |
| CN102361115A (en) * | 2011-09-30 | 2012-02-22 | 深圳市大富科技股份有限公司 | Cavity filter and production method thereof |
| CN105489997A (en) * | 2015-11-24 | 2016-04-13 | 武汉凡谷电子技术股份有限公司 | Assembling technology for metal cover board and cavity component of cavity filter |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109326858A (en) * | 2018-11-27 | 2019-02-12 | 安徽阖煦微波技术有限公司 | A kind of high inhibition cavity body filter |
| CN110767976A (en) * | 2019-10-25 | 2020-02-07 | 芜湖舜富精密压铸科技有限公司 | Full-automatic 5G filter cavity production process |
| CN110767976B (en) * | 2019-10-25 | 2021-06-08 | 芜湖舜富精密压铸科技有限公司 | Full-automatic 5G filter cavity production process |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180511 |
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| RJ01 | Rejection of invention patent application after publication |