JP5099265B2 - 連続溶融めっき及び連続焼鈍の兼用設備 - Google Patents
連続溶融めっき及び連続焼鈍の兼用設備 Download PDFInfo
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- 238000000137 annealing Methods 0.000 title claims description 214
- 238000007598 dipping method Methods 0.000 title claims description 44
- 239000007789 gas Substances 0.000 claims description 247
- 238000004519 manufacturing process Methods 0.000 claims description 117
- 239000000463 material Substances 0.000 claims description 117
- 238000007747 plating Methods 0.000 claims description 83
- 229910000831 Steel Inorganic materials 0.000 claims description 79
- 239000010959 steel Substances 0.000 claims description 79
- 230000001590 oxidative effect Effects 0.000 claims description 14
- 239000002184 metal Substances 0.000 claims description 11
- 239000003517 fume Substances 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 5
- 238000012360 testing method Methods 0.000 description 33
- 210000004894 snout Anatomy 0.000 description 16
- 230000008859 change Effects 0.000 description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 12
- 239000001301 oxygen Substances 0.000 description 12
- 229910052760 oxygen Inorganic materials 0.000 description 12
- 238000010438 heat treatment Methods 0.000 description 10
- 238000001816 cooling Methods 0.000 description 8
- 230000007246 mechanism Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000009792 diffusion process Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 238000010583 slow cooling Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000012768 molten material Substances 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 239000007790 solid phase Substances 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- -1 air Chemical compound 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 239000010960 cold rolled steel Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000005246 galvanizing Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/54—Furnaces for treating strips or wire
- C21D9/56—Continuous furnaces for strip or wire
- C21D9/561—Continuous furnaces for strip or wire with a controlled atmosphere or vacuum
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C3/00—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material
- B05C3/02—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material
- B05C3/12—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material for treating work of indefinite length
- B05C3/125—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material for treating work of indefinite length the work being a web, band, strip or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
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- B05C3/00—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material
- B05C3/02—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material
- B05C3/12—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material for treating work of indefinite length
- B05C3/132—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material for treating work of indefinite length supported on conveying means
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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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/54—Furnaces for treating strips or wire
- C21D9/56—Continuous furnaces for strip or wire
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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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/54—Furnaces for treating strips or wire
- C21D9/663—Bell-type furnaces
- C21D9/667—Multi-station furnaces
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
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- C—CHEMISTRY; METALLURGY
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
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- C—CHEMISTRY; METALLURGY
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
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- C—CHEMISTRY; METALLURGY
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
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- C—CHEMISTRY; METALLURGY
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
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- C—CHEMISTRY; METALLURGY
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F27D7/06—Forming or maintaining special atmospheres or vacuum within heating chambers
Description
本願は、2009年10月01日に、日本国に出願された特願2009−229519号に基づき優先権を主張し、その内容をここに援用する。
まず、本発明の連続溶融めっき及び連続焼鈍の兼用設備(以下、単に「兼用設備1」と称する)の第1実施形態を説明する。図1、図2は、本実施形態に係る兼用設備1の概略的な構成を示す縦断面図であり、図1は、めっき材製造ラインとしての使用時の構成を示し、図2は、焼鈍材製造ラインとしての使用時の構成を示している。
次に、本発明に係る連続溶融めっき及び連続焼鈍の兼用設備の第2実施形態について説明する。なお、上記第1実施形態で説明したものと同一の構成要素については、同一の符号を付すことによって以下での説明を省略する。
本発明に係る連続溶融めっき及び連続焼鈍の兼用設備の第3実施形態について説明する。なお、上記第1実施形態で説明したものと同一の構成要素については、同一の符号を付すことによって以下での説明を省略する。
図6は、本実施形態に係る連続溶融めっき及び連続焼鈍の兼用設備301の概略的な構成を示す縦断面図である。
本発明に係る連続溶融めっき及び連続焼鈍の兼用設備の第4実施形態について説明する。なお、上記第1実施形態で説明したものと同一の構成要素については、同一の符号を付すことによって以下での説明を省略する。
図7は、本実施形態に係る兼用設備401の概略的な構成を示す側面図である。
3 焼鈍炉
5 溶融めっき浴
21 スナウト
23 鋼帯搬入口
25 鋼帯搬出口
31 ガス排出口
32 ガス排出管
33 ガス排出通路
34 屋外空間
35 開閉弁
37 流量調節弁
38 圧力計
39 エジェクター
45 サイクロン
W 鋼帯
Claims (8)
- 焼鈍炉内で焼鈍された鋼帯を溶融めっき浴内に浸漬させる連続溶融めっき材製造ラインと、前記溶融めっき浴を迂回させて前記鋼帯を前記焼鈍炉内から炉外の外気中に案内させる連続焼鈍材製造ラインとを切り替え可能に構成された連続溶融めっき及び連続焼鈍の兼用設備であって、
前記焼鈍炉の出側に設けられたガス排出口から、この焼鈍炉内の雰囲気ガスを前記炉外に排出するガス排出通路と;
このガス排出通路を開閉する通路開閉手段と;
を備え、
前記通路開閉手段が、前記連続溶融めっき材製造ラインとしての使用時には前記ガス排出通路を開き、前記連続焼鈍材製造ラインとしての使用時には前記ガス排出通路を閉じる
ことを特徴とする連続溶融めっき及び連続焼鈍の兼用設備。 - 前記ガス排出通路中に配置された流量調節手段と;
前記焼鈍炉内の炉圧を測定する炉圧測定手段と;を更に備え、
前記連続焼鈍材製造ラインとしての使用時に前記炉圧測定手段により測定された前記炉圧に基づいて、
前記連続溶融めっき材製造ラインとしての使用時に前記ガス排出通路を通して前記焼鈍炉内から前記炉外に排出される前記雰囲気ガスの排出量が、前記流量調節手段により調節されることを特徴とする請求項1に記載の連続溶融めっき及び連続焼鈍の兼用設備。 - 前記ガス排出通路中に配置され、前記焼鈍炉内の前記雰囲気ガスを吸引して前記炉外に排出するガス吸引手段を更に備えることを特徴とする請求項1又は2に記載の連続溶融めっき及び連続焼鈍の兼用設備。
- 前記ガス吸引手段がエジェクターであることを特徴とする請求項3に記載の連続溶融めっき及び連続焼鈍の兼用設備。
- 前記エジェクターが、その内部に供給された非酸化性ガスにより発生した負圧に基づき、前記焼鈍炉内の前記雰囲気ガスを吸引することを特徴とする請求項4に記載の連続溶融めっき及び連続焼鈍の兼用設備。
- 前記エジェクターが、前記ガス排出通路中に配置された流量調節手段よりも炉内側に配置されていることを特徴とする請求項5に記載の連続溶融めっき及び連続焼鈍の兼用設備。
- 前記ガス排出通路中に配置され、前記雰囲気ガスを旋回流としてこの雰囲気ガス中に含まれる金属ヒュームを除去するサイクロンを更に備えることを特徴とする請求項1に記載の連続溶融めっき及び連続焼鈍の兼用設備。
- 前記サイクロンが、前記ガス排出通路中に配置されたガス吸引手段よりも炉内側に配置されていることを特徴とする請求項7に記載の連続溶融めっき及び連続焼鈍の兼用設備。
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DE102013101131A1 (de) * | 2013-02-05 | 2014-08-07 | Thyssenkrupp Steel Europe Ag | Vorrichtung zum Schmelztauchbeschichten von Metallband |
JP5884748B2 (ja) | 2013-02-25 | 2016-03-15 | Jfeスチール株式会社 | 鋼帯の連続焼鈍装置および連続溶融亜鉛めっき装置 |
MX2015017644A (es) * | 2013-06-26 | 2016-04-07 | Jfe Steel Corp | Instalacion de tratamiento de doble finalidad para galvanizacion por inmersion en caliente y recocido continuo de laminas de acero. |
FR3014447B1 (fr) * | 2013-12-05 | 2016-02-05 | Fives Stein | Procede et installation de traitement thermique en continu d'une bande d'acier |
CN105312359B (zh) * | 2014-07-16 | 2017-07-14 | 上海梅山钢铁股份有限公司 | 低温退火带钢的板形控制方法 |
JP6451138B2 (ja) * | 2014-08-11 | 2019-01-16 | Jfeスチール株式会社 | 鋼帯の製造方法 |
WO2017187226A1 (fr) * | 2016-04-26 | 2017-11-02 | Arcelormittal | Installation de revêtement au trempé à chaud et en continu d'une bande métallique et procédé associé |
US11560606B2 (en) | 2016-05-10 | 2023-01-24 | United States Steel Corporation | Methods of producing continuously cast hot rolled high strength steel sheet products |
US10385419B2 (en) | 2016-05-10 | 2019-08-20 | United States Steel Corporation | High strength steel products and annealing processes for making the same |
CN108998749B (zh) * | 2018-08-15 | 2021-04-20 | 自贡硬质合金有限责任公司 | 一种金属丝保护层烘干炉及金属丝退火系统 |
JP7444642B2 (ja) | 2020-03-05 | 2024-03-06 | 日鉄鋼板株式会社 | ヒューム除去装置 |
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CN102656286B (zh) | 2013-09-04 |
WO2011040303A1 (ja) | 2011-04-07 |
KR20120062850A (ko) | 2012-06-14 |
US8714104B2 (en) | 2014-05-06 |
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