JP4226510B2 - 真空熱処理炉 - Google Patents
真空熱処理炉 Download PDFInfo
- Publication number
- JP4226510B2 JP4226510B2 JP2004101869A JP2004101869A JP4226510B2 JP 4226510 B2 JP4226510 B2 JP 4226510B2 JP 2004101869 A JP2004101869 A JP 2004101869A JP 2004101869 A JP2004101869 A JP 2004101869A JP 4226510 B2 JP4226510 B2 JP 4226510B2
- Authority
- JP
- Japan
- Prior art keywords
- flange
- radiant tube
- heat treatment
- vacuum heat
- furnace
- 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 - Lifetime
Links
- 238000010438 heat treatment Methods 0.000 title claims description 59
- 238000007789 sealing Methods 0.000 claims description 24
- 230000002093 peripheral effect Effects 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 description 13
- 238000001816 cooling Methods 0.000 description 11
- 239000000919 ceramic Substances 0.000 description 8
- 239000007789 gas Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 239000000567 combustion gas Substances 0.000 description 5
- 230000006378 damage Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 229910052575 non-oxide ceramic Inorganic materials 0.000 description 5
- 239000011225 non-oxide ceramic Substances 0.000 description 5
- 229910052574 oxide ceramic Inorganic materials 0.000 description 5
- 239000011224 oxide ceramic Substances 0.000 description 5
- 238000009841 combustion method Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 229920001973 fluoroelastomer Polymers 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- DHKHKXVYLBGOIT-UHFFFAOYSA-N 1,1-Diethoxyethane Chemical compound CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 description 1
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- -1 Sic Chemical class 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000011354 acetal resin Substances 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 229920006324 polyoxymethylene Polymers 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
Images
Description
2 炉体
2a 炉体内部
3、3d、3e 固定フランジ
3a 固定フランジの取付面
4 ラジアントチューブ
4a ラジアントチューブ内
5 フランジ
5a フランジの上面
5b フランジの下面
5d フランジの外周部
6 密封部材(密封用Oリング)
6′ 密封部材
6b カラー
7 加熱装置(電気ヒータ、燃焼ガス)
7a 加熱部(電気ヒータ本体)
8 支持台
8a (支持台の)貫通穴
8b 支持部
8c 逃げ部
9 隙間
10、11 緩衝体
d 支持部貫通穴内径
D フランジ外径
Claims (4)
- 真空雰囲気内で被処理物の加熱処理を行う真空熱処理炉の炉体に設けられ炉体内部に貫通する貫通穴を備えた上向きに取付面を有する固定フランジと、前記固定フランジの貫通穴に挿入され一端が閉塞され他端が開口し前記開口側に円盤状のフランジを有するラジアントチューブと、前記ラジアントチューブ内に挿入された加熱装置と、前記加熱装置を支持する支持台と、を有する真空熱処理炉において、前記ラジアントチューブは前記フランジの下面が前記固定フランジの取付面に密封部材を介して載置されており、前記支持台は、前記固定フランジに固定され、前記支持台には、前記固定フランジ側より、前記フランジの外周部及び上面と隙間を有するようにされた逃げ部と、前記加熱装置の加熱部が貫通可能にされかつ前記フランジ外径より小さくされた貫通穴と、前記加熱装置を支持する支持部と、が順次設けられていることを特徴とする真空熱処理炉。
- 前記支持台の支持部は、前記支持台の前記固定フランジへの着脱とは独立して前記加熱装置を前記支持部及び前記ラジアントチューブ内から着脱可能にされていることを特徴とする請求項1に記載の真空熱処理炉。
- 前記隙間に緩衝部材が挿入されていることを特徴とする請求項1又は2記載の真空熱処理炉。
- 前記フランジの下面の前記固定フランジ取付面に当接する部分のみが機械加工仕上げされていることを特徴とする請求項1又は2又は3記載の真空熱処理炉。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004101869A JP4226510B2 (ja) | 2004-03-31 | 2004-03-31 | 真空熱処理炉 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004101869A JP4226510B2 (ja) | 2004-03-31 | 2004-03-31 | 真空熱処理炉 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005281835A JP2005281835A (ja) | 2005-10-13 |
JP4226510B2 true JP4226510B2 (ja) | 2009-02-18 |
Family
ID=35180548
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004101869A Expired - Lifetime JP4226510B2 (ja) | 2004-03-31 | 2004-03-31 | 真空熱処理炉 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4226510B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102417969B1 (ko) * | 2020-11-13 | 2022-07-07 | 한국생산기술연구원 | 가스버너 가열시스템을 적용한 에너지 절감형 진공퍼지식 가스 침탄로 |
-
2004
- 2004-03-31 JP JP2004101869A patent/JP4226510B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP2005281835A (ja) | 2005-10-13 |
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