JP2019168115A - 連続加熱処理装置及び連続加熱処理装置の改造方法 - Google Patents
連続加熱処理装置及び連続加熱処理装置の改造方法 Download PDFInfo
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- JP2019168115A JP2019168115A JP2018053724A JP2018053724A JP2019168115A JP 2019168115 A JP2019168115 A JP 2019168115A JP 2018053724 A JP2018053724 A JP 2018053724A JP 2018053724 A JP2018053724 A JP 2018053724A JP 2019168115 A JP2019168115 A JP 2019168115A
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- Prior art keywords
- heating furnace
- continuous heat
- steel
- heat treatment
- heated
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/02—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity of multiple-track type; of multiple-chamber type; Combinations of furnaces
- F27B9/028—Multi-chamber type furnaces
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0056—Furnaces through which the charge is moved in a horizontal straight path
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/06—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity heated without contact between combustion gases and charge; electrically heated
- F27B9/061—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity heated without contact between combustion gases and charge; electrically heated with at least two longitudinal chambers carrying combustion gases, i.e. of the Dressler type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/06—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity heated without contact between combustion gases and charge; electrically heated
- F27B9/062—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity heated without contact between combustion gases and charge; electrically heated electrically heated
- F27B9/067—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity heated without contact between combustion gases and charge; electrically heated electrically heated heated by induction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/14—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment
- F27B9/20—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path
- F27B9/24—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path being carried by a conveyor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/02—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity of multiple-track type; of multiple-chamber type; Combinations of furnaces
- F27B2009/026—Two or more conveyors, e.g. mounted successively
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Tunnel Furnaces (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
- General Induction Heating (AREA)
Abstract
Description
実施形態1は、連続加熱処理装置の第1の例を示すものであり、この実施形態1の連続加熱処理装置においては、図1に示すように、鋼材Xとして、直方体状の鋼片X1を用い、この鋼片X1をその長辺方向と直交する短辺方向に搬送させるようにしている。
実施形態2は、連続加熱処理装置の第2の例を示すものであり、この実施形態2の連続加熱処理装置においては、図2に示すように、鋼材Xとして、鋼片等を圧延させて得られた長尺状のストリップX2を用い、このストリップX2を送りローラー(図示せず)等を介して、その長尺方向に搬送させるようにしている。
実施形態3は、図3に示すような既存の連続加熱処理装置を、図1に示す前記の実施形態1に示した連続加熱処理装置に改造する例を示している。
実施形態4は、図4に示すような既存の連続加熱処理装置を、図1に示す前記の実施形態1に示した連続加熱処理装置に改造する例を示している。
20 :燃焼式加熱炉
20A:直火式加熱炉
20B:間接加熱式加熱炉
21 :炉壁
22 :燃焼バーナー
30 :第2誘導式加熱炉
40 :案内搬送部
41 :搬送コロ
50 :後処理装置
51 :圧延装置
52 :連続焼鈍装置
X :鋼材
X1 :鋼片
X2 :ストリップ
Claims (6)
- 鋼材を搬送させて複数の加熱炉により加熱させて処理する連続加熱処理装置において、前記の鋼材を第1誘導式加熱炉、燃焼バーナーを用いた燃焼式加熱炉、第2誘導式加熱炉の順に搬送させて加熱させることを特徴とする連続加熱処理装置。
- 請求項1に記載の連続加熱処理装置において、前記の第2誘導式加熱炉よりも鋼材の搬送方向下流側に、第2誘導式加熱炉によって加熱処理された鋼材を後処理する後処理装置を設けたことを特徴とする連続加熱処理装置。
- 請求項1又は請求項2に記載の連続加熱処理装置において、前記の燃焼式加熱炉において加熱された鋼材の搬送方向を変更させて前記の第2誘導式加熱炉に導く案内搬送部を設けたことを特徴とする連続加熱処理装置。
- 請求項1〜請求項3の何れか1項に記載の連続加熱処理装置において、前記の燃焼式加熱炉は、直火式加熱炉又は間接加熱式加熱炉であることを特徴とする連続加熱処理装置。
- 鋼材を搬送させて加熱処理する直火式加熱炉が設けられた連続加熱処理装置において、前記の直火式加熱炉よりも前記の鋼材の搬送方向上流側の位置に第1誘導式加熱炉を設けると共に、前記の直火式加熱炉よりも前記の鋼材の搬送方向下流側の位置に第2誘導式加熱炉を設けることを特徴とする連続加熱処理装置の改造方法。
- 鋼材を搬送させて加熱処理する直火式加熱炉と前記の直火式加熱炉よりも鋼材の搬送方向上流側又は下流側の何れか一方に誘導式加熱炉が設けられた連続加熱処理装置において、誘導式加熱炉が設けられていない直火式加熱炉よりも鋼材の搬送方向上流側又は下流側の位置に誘導式加熱炉を設けることを特徴とする連続加熱処理装置の改造方法。
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018053724A JP6900123B2 (ja) | 2018-03-22 | 2018-03-22 | 連続加熱処理装置及び連続加熱処理装置の改造方法 |
| KR1020180157970A KR20190111728A (ko) | 2018-03-22 | 2018-12-10 | 연속 가열 처리 장치 및 연속 가열 처리 장치의 개조 방법 |
| CN201910088759.2A CN110295278B (zh) | 2018-03-22 | 2019-01-30 | 连续加热处理装置以及连续加热处理装置的改造方法 |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018053724A JP6900123B2 (ja) | 2018-03-22 | 2018-03-22 | 連続加熱処理装置及び連続加熱処理装置の改造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2019168115A true JP2019168115A (ja) | 2019-10-03 |
| JP6900123B2 JP6900123B2 (ja) | 2021-07-07 |
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| JP2018053724A Active JP6900123B2 (ja) | 2018-03-22 | 2018-03-22 | 連続加熱処理装置及び連続加熱処理装置の改造方法 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6900123B2 (ja) |
| KR (1) | KR20190111728A (ja) |
| CN (1) | CN110295278B (ja) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115558761B (zh) * | 2022-09-21 | 2025-04-29 | 承德建龙特殊钢有限公司 | 一种特种钢加热炉辊道装置及其用途 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005209608A (ja) * | 2003-12-25 | 2005-08-04 | Nippon Steel Corp | 金属帯板の誘導加熱装置および誘導加熱方法 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6141440A (ja) | 1984-08-02 | 1986-02-27 | 松下電器産業株式会社 | X線診断装置 |
| JPS62243718A (ja) | 1986-04-16 | 1987-10-24 | Nisshin Steel Co Ltd | ステンレス冷延鋼帯の熱処理方法 |
| JPH11293341A (ja) | 1998-02-16 | 1999-10-26 | Mitsui Eng & Shipbuild Co Ltd | ハイブリッド型誘導加熱炉 |
| JP2012206154A (ja) | 2011-03-30 | 2012-10-25 | Sumitomo Metal Ind Ltd | 間ピッチ制御方法、熱間圧延装置、および熱間圧延方法 |
| JP5772477B2 (ja) | 2011-10-13 | 2015-09-02 | Jfeスチール株式会社 | 連続式加熱炉用放炎防止装置および放炎防止方法 |
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- 2018-03-22 JP JP2018053724A patent/JP6900123B2/ja active Active
- 2018-12-10 KR KR1020180157970A patent/KR20190111728A/ko not_active Withdrawn
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005209608A (ja) * | 2003-12-25 | 2005-08-04 | Nippon Steel Corp | 金属帯板の誘導加熱装置および誘導加熱方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6900123B2 (ja) | 2021-07-07 |
| KR20190111728A (ko) | 2019-10-02 |
| CN110295278B (zh) | 2022-11-04 |
| CN110295278A (zh) | 2019-10-01 |
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