JPH0467536A - Manufacture of magnetron - Google Patents
Manufacture of magnetronInfo
- Publication number
- JPH0467536A JPH0467536A JP17861090A JP17861090A JPH0467536A JP H0467536 A JPH0467536 A JP H0467536A JP 17861090 A JP17861090 A JP 17861090A JP 17861090 A JP17861090 A JP 17861090A JP H0467536 A JPH0467536 A JP H0467536A
- Authority
- JP
- Japan
- Prior art keywords
- jig
- cylinder
- metal
- ceramic
- parts
- 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.)
- Pending
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 239000002184 metal Substances 0.000 claims abstract description 50
- 229910052751 metal Inorganic materials 0.000 claims abstract description 50
- 239000000919 ceramic Substances 0.000 claims abstract description 21
- 238000007789 sealing Methods 0.000 claims abstract description 12
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 9
- 239000000956 alloy Substances 0.000 claims abstract description 9
- 238000005219 brazing Methods 0.000 claims abstract description 7
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- 229910052742 iron Inorganic materials 0.000 claims description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052739 hydrogen Inorganic materials 0.000 abstract description 3
- 239000001257 hydrogen Substances 0.000 abstract description 3
- 229910002060 Fe-Cr-Al alloy Inorganic materials 0.000 abstract description 2
- 239000010935 stainless steel Substances 0.000 description 9
- 229910001220 stainless steel Inorganic materials 0.000 description 9
- 239000000463 material Substances 0.000 description 5
- 239000010949 copper Substances 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 229910001020 Au alloy Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910017060 Fe Cr Inorganic materials 0.000 description 1
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- 229910002544 Fe-Cr Inorganic materials 0.000 description 1
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- UPHIPHFJVNKLMR-UHFFFAOYSA-N chromium iron Chemical compound [Cr].[Fe] UPHIPHFJVNKLMR-UHFFFAOYSA-N 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003353 gold alloy Substances 0.000 description 1
- -1 i.e. Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
Landscapes
- Microwave Tubes (AREA)
Abstract
Description
【発明の詳細な説明】
［発明の目的］
（産業上の利用分野）
この発明はマグネトロンの製造方法に係り、特にその出
力部の組立て方法に関する。DETAILED DESCRIPTION OF THE INVENTION [Object of the Invention] (Industrial Application Field) The present invention relates to a method for manufacturing a magnetron, and particularly to a method for assembling an output section thereof.
（従来の技術）
一般にマグネトロンの出力部は、陽極円筒の開口端部に
固定されたポールピース及び陽極円筒に接合された筒状
金属容器と、この筒状金属容器の端部に接合された半断
面り字状の第１の高調波チョーク用金属円筒及び半断面
逆り字状の第２の高調波チョーク用金属円筒と、この第
２の高調波チョーク用金属円筒に一端が接合されたセラ
ミック円筒と、このセラミック円筒の他端に接合された
瑞相及び封着リングと、この封着リングに接合された金
属排気管とからなっており、ベインの１つから導出され
たアンテナリードが上記の各部品の内側を通って金属排
気管に挟持固定されている。(Prior Art) In general, the output section of a magnetron consists of a pole piece fixed to the open end of an anode cylinder, a cylindrical metal container joined to the anode cylinder, and a semicircular metal container joined to the end of the cylindrical metal container. A first metal cylinder for harmonic choke having an inverted cross section, a second metal cylinder for harmonic choke having an inverted half cross section, and a ceramic having one end joined to the second metal cylinder for harmonic choke. It consists of a cylinder, a liquid phase and sealing ring joined to the other end of this ceramic cylinder, and a metal exhaust pipe joined to this sealing ring, and the antenna lead led out from one of the vanes is connected to the It passes through the inside of each part and is clamped and fixed to the metal exhaust pipe.
このような出力部を組立てるには、従来、第２図に示す
ように、鉄（Ｆｅ）材からなる筒状金属容器１、Ｆｅか
らなる第１の高調波チョーク用金属円筒２、Ｆｅからな
る第２の高調波チョーク用金属円筒３、アルミナからな
るセラミック円筒４、Ｆｅ−Ｎｉ合金からなる封着リン
グ５、Ｃｕからなる金属排気管６を順次組合わせる。そ
して、断面Ｔ字状の第１の治具７を金属排気管６内及び
第２の高調波チョーク用金属円筒３内に嵌合すると共に
、筒状金属容器１を支持する。更に、筒状金属容器１、
第２の高調波チョーク用金属円筒３、セラミック円筒４
、封着リング５の外側に、筒状の第２の治具８を配設す
る。この状態で、各部品のろう付けを行なう。この場合
、各治具７．８はＳＵＳに酸化膜を付着したもの、もし
くはＦｅ−Ｃｒ−Ａｌ１合金に酸化膜を付着したものか
らなっている。尚、第２図中の符号９はろう材を示す。In order to assemble such an output part, conventionally, as shown in FIG. A second harmonic choke metal cylinder 3, a ceramic cylinder 4 made of alumina, a sealing ring 5 made of an Fe-Ni alloy, and a metal exhaust pipe 6 made of Cu are sequentially combined. Then, the first jig 7 having a T-shaped cross section is fitted into the metal exhaust pipe 6 and the second harmonic choke metal cylinder 3, and supports the cylindrical metal container 1. Furthermore, a cylindrical metal container 1,
Second harmonic choke metal cylinder 3, ceramic cylinder 4
, a cylindrical second jig 8 is disposed outside the sealing ring 5. In this state, each part is brazed. In this case, each jig 7.8 is made of SUS with an oxide film attached, or Fe-Cr-Al1 alloy with an oxide film attached. Incidentally, the reference numeral 9 in FIG. 2 indicates a brazing material.
（発明が解決しようとする課題）
通常、出力部を構成する各部品は、上記のように熱膨脹
率が異なる材質からなり、これらをろう付けするために
、各治具７．８と各部品との間に隙間を設けなければな
らず、組み立て寸法が出なかった。更に、水素雰囲気中
でろう付けを行なうために還元され、各治具７．８がろ
う付けされ、各部品が外れなくなってしまうこともある
。(Problem to be Solved by the Invention) Normally, the parts constituting the output section are made of materials with different coefficients of thermal expansion as described above, and in order to braze them, each jig 7.8 and each part are I had to leave a gap between them, so I couldn't figure out the assembly dimensions. Furthermore, since the brazing is performed in a hydrogen atmosphere, the parts may be reduced and the jigs 7, 8 may be brazed, making it impossible to remove the parts.
この発明は、ろう付は組み立て後の寸法の精度が向上す
るマグネトロンの製造方法を提供することを目的とする
。An object of the present invention is to provide a method for manufacturing a magnetron in which brazing improves dimensional accuracy after assembly.
［発明の構成］
（課題を解決するための手段）
この発明は、断面Ｔ字状にしてＳＵＳ又はＦｅ−Ｃｒ−
Ａｌ１合金からなる第１の治具を金属排気管内及び第２
の高調波チョーク用金属円筒内に嵌合すると共に筒状金
属容器を支持し、且つ筒状にしてＳＵＳ又はＦｅ−Ｃｒ
−Ａ１合金からなる第２の治具を筒状金属容器及び第１
の高調波チョーク用金属円筒の外側に設け、更に筒状に
してセラミックからなる第３の治具をセラミック円筒及
び封着リングの外側に設け、各部品のろう付けを行なう
マグネトロンの製造方法である。[Structure of the Invention] (Means for Solving the Problems) This invention has a T-shaped cross section and is made of SUS or Fe-Cr-
The first jig made of Al1 alloy is installed inside the metal exhaust pipe and the second jig.
It fits into the metal cylinder for harmonic choke and supports the cylindrical metal container, and is cylindrical and made of SUS or Fe-Cr.
- A second jig made of A1 alloy is attached to the cylindrical metal container and the first jig.
This is a method for manufacturing a magnetron, in which a third jig formed into a cylinder and made of ceramic is provided outside a metal cylinder for a harmonic choke, and a third jig made of ceramic is provided outside the ceramic cylinder and the sealing ring, and each part is brazed. .
（作 用）
この発明によれば、各部品の熱膨脹率の違いによる組み
立て時の偏心が少なくなり、より精度良く組み立てるこ
とか出来る。(Function) According to the present invention, eccentricity during assembly due to differences in the coefficient of thermal expansion of each component is reduced, and assembly can be performed with higher precision.
（実施例）
以下、図面を参照して、この発明の一実施例を詳細に説
明する。(Example) Hereinafter, an example of the present invention will be described in detail with reference to the drawings.
この発明によるマグネトロンの製造方法、特に出力部の
組み立て方法は第１図に示すように構成され、従来例（
第２図）と同一箇所は同一符号を付すことにする。即ち
、出力部はＦｅ（鉄材即ち鉄又は鉄合金）からなる筒状
金属容器１、半断面り字状にしてＦｅからなる第１の高
調波チョーク用金属円筒２、半断面逆り字状にしてＦｅ
からなる第２の高調波チョーク用金属円筒３、アルミナ
からなるセラミック円筒４、Ｆｅ−Ｎｉ合金からなる封
着リング５、Ｃｕ（銅材）からなる金属排気管６から構
成されている。The method for manufacturing a magnetron according to the present invention, particularly the method for assembling the output section, is constructed as shown in FIG.
The same parts as in Fig. 2) are given the same reference numerals. That is, the output part includes a cylindrical metal container 1 made of Fe (iron material, i.e., iron or iron alloy), a metal cylinder 2 for a first harmonic choke made of Fe, which has an inverted half cross section, and an inverted half cross section. TeFe
A ceramic cylinder 4 is made of alumina, a sealing ring 5 is made of Fe--Ni alloy, and a metal exhaust pipe 6 is made of Cu (copper material).
これら各部品のろう付けに当たり第１の治具１０、第２
の治具１１及び第３の治具１２を使用する。先ず、第１
の治具１０は断面Ｔ字状にしてＳＵＳ （ステンレス）
又はＦｅ−Ｃｒ−ＡＪ金合金らなり、この第１の治具１
ｏを金属排気管６内及び第２の高調波チョーク用金属円
筒３内に嵌合すると共に筒状金属容器１を支持する。第
２の治具１１は筒状にしてＳＵＳ又はＦｅ−Ｃｒ−Ａｌ
１合金からなり、この第２の治具１１を筒状金属容器１
及び第１の高調波チョーク用金属円筒２の外側にかぶせ
る。又、第３の治具１２は筒状にしてセラミックからな
り、この第３の治具１２をセラミック円筒４及び封着リ
ング５の外側に設ける。When brazing these parts, a first jig 10, a second jig 10,
A jig 11 and a third jig 12 are used. First, the first
The jig 10 has a T-shaped cross section and is made of SUS (stainless steel).
Or made of Fe-Cr-AJ gold alloy, this first jig 1
o is fitted into the metal exhaust pipe 6 and into the second harmonic choke metal cylinder 3, and supports the cylindrical metal container 1. The second jig 11 is cylindrical and made of SUS or Fe-Cr-Al.
This second jig 11 is made of a cylindrical metal container 1.
and cover the outside of the first harmonic choke metal cylinder 2. Further, the third jig 12 is made of ceramic and has a cylindrical shape, and is provided outside the ceramic cylinder 4 and the sealing ring 5.
この状態で水素炉内において、各部品のろう付けを行な
う。つまり、この発明では各治具１０゜１１．１２は、
各部品に近似する熱膨脹率の材質からなっている。従っ
て、ろう付は時に８００’Ｃ程度に加熱された場合でも
、各治具１０，１１．１２と各部品の熱膨脹関係がほぼ
同じになり、この結果、設計通りに精度良く組み立てら
れる。更に、セラミックからなる第３の治具１２は不所
望に部品にろう付けされることなく、より精度を向上さ
せることが出来る。In this state, each part is brazed in a hydrogen furnace. In other words, in this invention, each jig 10°11.12 is
It is made of a material with a coefficient of thermal expansion similar to that of each part. Therefore, even when brazing is heated to about 800'C, the thermal expansion relationship between each jig 10, 11, 12 and each component is almost the same, and as a result, assembly can be performed with high precision as designed. Furthermore, the third jig 12 made of ceramic is not undesirably brazed to the component, and accuracy can be further improved.
［発明の効果］
以上説明したようにこの発明によれば、断面Ｔ字状にし
てＳＵＳ又はＦｅ−Ｃｒ−Ａ、Ｑ合金からなる第１の治
具を金属排気管内及び第２の高調波チョーク用金属円筒
内に嵌合すると共に筒状金属容器を支持し、且つ筒状に
してＳＵＳ又はＦｅＣｒ−Ａｌ１合金からなる第２の治
具を筒状金属容器及び第１の高調波チョーク用金属円筒
の外側に設け、更に筒状にしてセラミックからなる第３
の治具をセラミック円筒及び封着リングの外側に設けて
各部品のろう付けを行なっているので、各部品の熱膨張
率の違いによる組み立て時の偏心が少なくなり、より精
度良く組み立てることが出来る。[Effects of the Invention] As explained above, according to the present invention, the first jig made of SUS or Fe-Cr-A, Q alloy is made into a T-shaped cross section and is installed in the metal exhaust pipe and the second harmonic choke. A second jig made of SUS or FeCr-Al1 alloy is fitted into the metal cylinder for the cylindrical metal container and supports the cylindrical metal container, and is made of SUS or FeCr-Al1 alloy. A third tube made of ceramic is provided on the outside of the tube.
A jig is installed outside the ceramic cylinder and sealing ring to braze each part, which reduces eccentricity during assembly due to differences in the coefficient of thermal expansion of each part, allowing for more accurate assembly. .
第１図はこの発明の一実施例に係るマグネトロンの製造
方法を示す縦断面図、第２図は従来のマグネトロンの製
造方法を示す縦断面図である。
１・・・金属容器、２・・・第１の高調波チョーク用金
属円筒、３・・・第２の高調波チョーク用金属円筒、４
・・・セラミック円筒、５・・・封着リング、６・・・
金属排気管、１０・・・第１の治具、１１・・・第２の
治具、１２・・・第３の治具。
出願人代理人 弁理士 鈴江武彦
第２図
ア
第１図FIG. 1 is a longitudinal sectional view showing a method of manufacturing a magnetron according to an embodiment of the present invention, and FIG. 2 is a longitudinal sectional view showing a conventional method of manufacturing a magnetron. DESCRIPTION OF SYMBOLS 1... Metal container, 2... Metal cylinder for first harmonic choke, 3... Metal cylinder for second harmonic choke, 4
...Ceramic cylinder, 5...Sealing ring, 6...
Metal exhaust pipe, 10... first jig, 11... second jig, 12... third jig. Applicant's agent Patent attorney Takehiko Suzue Figure 2A Figure 1
Claims (1)
ク用金属円筒及び第２の高調波チョーク用金属円筒をろ
う付けし、この第２の高調波チョーク用金属円筒にセラ
ミック円筒の一端をろう付けし、このセラミック円筒の
他端に封着リングをろう付けし、この封着リングに金属
排気管をろう付けするマグネトロンの製造方法において
、断面Ｔ字状にしてＳＵＳ又はＦｅ−Ｃｒ−Ａｌ合金か
らなる第１の治具を上記金属排気管内及び第２の高調波
チョーク用金属円筒内に嵌合すると共に上記筒状金属容
器を支持し、且つ筒状にしてＳＵＳ又はＦｅ−Ｃｒ−Ａ
ｌ合金からなる第２の治具を上記筒状金属容器及び上記
第１の高調波チョーク用金属円筒の外側に設け、更に筒
状にしてセラミックからなる第３の治具を上記セラミッ
ク円筒及び封着リングの外側に設け、上記ろう付けを行
なうことを特徴とするマグネトロンの製造方法。A first metal cylinder for harmonic choke and a second metal cylinder for harmonic choke made of iron are brazed to the ends of the cylindrical metal container, and one end of the ceramic cylinder is attached to the second metal cylinder for harmonic choke. In the magnetron manufacturing method, a sealing ring is brazed to the other end of the ceramic cylinder, and a metal exhaust pipe is brazed to the sealing ring. A first jig made of Al alloy is fitted into the metal exhaust pipe and into the second harmonic choke metal cylinder, supports the cylindrical metal container, and is made into a cylinder made of SUS or Fe-Cr- A
A second jig made of l-alloy is provided outside the cylindrical metal container and the first metal cylinder for harmonic choke, and a third jig made of ceramic and shaped into a cylinder is placed on the ceramic cylinder and the seal. A method for manufacturing a magnetron, characterized in that it is provided on the outside of a mounting ring and the brazing described above is performed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17861090A JPH0467536A (en) | 1990-07-06 | 1990-07-06 | Manufacture of magnetron |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17861090A JPH0467536A (en) | 1990-07-06 | 1990-07-06 | Manufacture of magnetron |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0467536A true JPH0467536A (en) | 1992-03-03 |
Family
ID=16051462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17861090A Pending JPH0467536A (en) | 1990-07-06 | 1990-07-06 | Manufacture of magnetron |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0467536A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006324029A (en) * | 2005-05-17 | 2006-11-30 | Matsushita Electric Ind Co Ltd | Magnetron |
| JP2012054010A (en) * | 2010-08-31 | 2012-03-15 | Toshiba Hokuto Electronics Corp | Magnetron and method for manufacturing the same |
-
1990
- 1990-07-06 JP JP17861090A patent/JPH0467536A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006324029A (en) * | 2005-05-17 | 2006-11-30 | Matsushita Electric Ind Co Ltd | Magnetron |
| JP2012054010A (en) * | 2010-08-31 | 2012-03-15 | Toshiba Hokuto Electronics Corp | Magnetron and method for manufacturing the same |
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