EP1641573A2 - Vorrichtung zur herstellung von warmgewalztem warmband, insbesondere aus bandförmig stranggegossenem vormaterial - Google Patents
Vorrichtung zur herstellung von warmgewalztem warmband, insbesondere aus bandförmig stranggegossenem vormaterialInfo
- Publication number
- EP1641573A2 EP1641573A2 EP04739967A EP04739967A EP1641573A2 EP 1641573 A2 EP1641573 A2 EP 1641573A2 EP 04739967 A EP04739967 A EP 04739967A EP 04739967 A EP04739967 A EP 04739967A EP 1641573 A2 EP1641573 A2 EP 1641573A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- furnace
- casting
- line
- rolling
- strip
- 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.)
- Granted
Links
- 238000009749 continuous casting Methods 0.000 title claims abstract description 7
- 239000000463 material Substances 0.000 title description 4
- 238000005096 rolling process Methods 0.000 claims abstract description 66
- 238000005266 casting Methods 0.000 claims abstract description 58
- 238000001816 cooling Methods 0.000 claims abstract description 9
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 8
- 239000010959 steel Substances 0.000 claims abstract description 8
- 238000010438 heat treatment Methods 0.000 claims description 21
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 238000011144 upstream manufacturing Methods 0.000 claims description 2
- 238000003303 reheating Methods 0.000 abstract 4
- 230000003139 buffering effect Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 abstract 1
- 238000002791 soaking Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 230000006698 induction Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 239000000109 continuous material Substances 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/46—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling metal immediately subsequent to continuous casting
- B21B1/466—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling metal immediately subsequent to continuous casting in a non-continuous process, i.e. the cast being cut before rolling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B15/0007—Cutting or shearing the product
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
- B21B1/24—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length in a continuous or semi-continuous process
- B21B1/26—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length in a continuous or semi-continuous process by hot-rolling, e.g. Steckel hot mill
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
- B21B2001/225—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length by hot-rolling
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/51—Plural diverse manufacturing apparatus including means for metal shaping or assembling
- Y10T29/5184—Casting and working
Definitions
- the invention relates to a device for producing hot-rolled steel strip comprising at least one continuous casting machine, at least one pair of scissors, at least one compensating furnace, a descaler, optionally a roughing mill, a finishing train (multi-stand rolling mill or Steckel rolling mill (s)), a roller table with a cooling zone and at least one Rewinder for hot strip.
- the casting machine, the shears, the heating furnace / equalization furnace, the multi-stand rolling mill, the outfeed roller table with the cooling zone and the reel are arranged in a line.
- the casting machines and the heating furnaces are located next to one another in parallel.
- the slabs are brought into the rolling line via so-called transport ferries.
- transport ferries Such a system concept requires system lengths between 300 m and 500 m.
- Document DE 42 36 307 A1 discloses a method and a device for producing hot-rolled steel strip from continuously cast primary material, preferably thin slabs, the primary material cast in the casting machine being solidified into lengths by means of scissors that correspond to the desired coil weight.
- the thin slabs are homogenized in a leveling furnace, then pre-rolled in a roughing mill, finish-rolled in a finishing train and cooled in a cooling zone and wound onto a reel.
- the thin slabs are heated to temperatures above 1150 ° C after the homogenization and before the first roughing pass. Then the thin slab is pre-rolled with subsequent recrystallization and Cooling the pre-rolled strip to the rolling temperature for the finishing train and the subsequent finishing rolling.
- the plant for the production of hot strip shows, among other things, two continuous casting machines arranged in parallel with two scissors and with two equalizing furnaces.
- the equalizing furnaces are followed by a transport ferry for the thin slabs, which has a ferry car.
- the thin slabs can be transported alternately from the compensating furnaces to the other rolling line by means of the ferry car.
- a storage for the cast thin slabs is provided behind the transport ferry, which can be heated or also unheated and which is arranged in line with the rolling train.
- Document DE 40 41 206 A1 describes a method and a plant for the production of hot-rolled steel strip, in particular for stainless steel from continuously cast starting material.
- the primary material cast in the casting machine is subdivided into lengths into thin slabs, which are homogenized in a compensating furnace and heated to the rolling temperature, then introduced into a rolling mill and then rolled in a series of pass passes to predefinable final dimensions.
- a thin slab is transferred to a ferry and laterally shifted from its starting position into the line with the continuous casting machine into a parallel line of a rolling mill, whereby at the same time or before a section of a roller table corresponding to the ferry also crossways from the line of the rolling mill is brought out.
- the thin slab is accelerated out of the ferry to the rolling speed, introduced into the rolling mill and pre-rolled through it into a coil that can be wound, and immediately after it leaves the last stand, it is inserted into a Steckel furnace and rewound to prevent loss of temperature ,
- the section of the roller table as well as the ferry at the same time or beforehand are moved back to their starting positions, the rolling mill is switched to reversing operation and the strip is finished in reverse operation by handling the reel of the plug-in furnace in reversing operation by handling the reel of the plug-in furnace and then from the last stand over the roller table pulled out and reeled into the coil in a terminal reel station.
- Document WO 92/00 815 relates to a plant for producing hot strip which has been rolled out from previously cast thin slabs.
- the system consists of a casting machine with pan and tundish for the molten steel, as well as a mold into which the cast steel flows from the tundish and the thin slab emerges at the lower end of the mold.
- an induction furnace is arranged as a temperature compensation and heating furnace, and behind the induction furnace is a reel furnace for the reduced thickness of the sliver.
- Behind the reel furnace is a multi-stand rolling mill, a roller table with a cooling zone, a finishing mill and a reel for the hot rolled strip.
- the invention proposes to arrange the casting line and the rolling line parallel or approximately parallel next to one another in such a way that the casting direction and the rolling direction are aligned essentially in opposite directions to one another.
- connection between the casting line and the rolling line is created by a heating furnace, which brings the slabs from the casting line into the rolling line in the manner of a ferry, and at the same time increases the temperature of the slabs to the required piercing temperature.
- the distance between the casting line and the rolling line is designed in such a way that a sufficient dwell and buffer time in the heating furnace is ensured.
- the preheating furnace is designed so that there is space for at least three slabs and a maximum of twelve slabs in the compensating furnace.
- the heating furnace can be any suitable type of furnace, for example roller hearth furnace, step-lift furnace, reel furnace, walking beam furnace or a combination of such suitable furnace types.
- the casting line consists of one or more casting machines or of several casting strands which are expediently located at a height or that the casting and rolling planes can also be offset in height.
- At least one continuous furnace is arranged between the casting machine and the heating furnace. Furthermore, it is considered appropriate that at least one continuous furnace is arranged between the rolling mill and the heating furnace.
- the casting line and the rolling line can be arranged at an angle> 0 ° to approximately 150 ° to one another if space or space requirements make this necessary.
- FIG. 1 shows in the block diagram the opposing arrangement of the casting line and the rolling line and a compensating furnace connecting them.
- FIG. 2 shows in the block diagram the opposing arrangement of the casting line and the rolling line according to FIG. 1, additionally with a tunnel furnace arranged downstream of the casting machine.
- FIG. 1 in block diagram, the system of Figure 1, but with tunnel ovens, which are each assigned to the casting machine and the rolling mill.
- Figure 3 is a block diagram of the opposing arrangement of the casting line and rolling line, which are connected to each other via swivel ferries.
- Figure 4 shows the opposite arrangement of the casting line and rolling line, which are at an angle ⁇ to each other.
- FIG. 1 shows the compact system according to the invention, in which the casting line GL and the rolling line WL are arranged parallel to one another and the casting direction and the rolling direction are in opposite directions.
- the connection between the casting line and the rolling line is created by an AO heating furnace, which brings the slabs from the casting line into the rolling line in the manner of a ferry and at the same time increases the temperature of the slabs to the required tapping temperature for the WL rolling mill. At least three and a maximum of 12 slabs can be accommodated in the AO heating furnace.
- the distance between the casting line with the GM casting machine and the rolling line with the WM rolling mill is designed in such a way that a sufficient dwell and buffer time in the heating furnace is ensured.
- the casting line GL consists of several units or machines and generally comprises a ladle and a tundish for holding the molten metal to be cast, and also a mold into which the molten metal from the tundish is introduced by means of a pouring tube and into the mold is poured into a thin slab, which is then cooled in a curved support frame and cut to the so-called coil weight using a scissor device.
- a ladle and a tundish for holding the molten metal to be cast
- a mold into which the molten metal from the tundish is introduced by means of a pouring tube and into the mold is poured into a thin slab, which is then cooled in a curved support frame and cut to the so-called coil weight using a scissor device.
- any suitable type of furnace can be used for the heating furnace, for example roller hearth furnace, step lift furnace, coiler furnace, walking beam furnace or a combination of these furnace types.
- the rolling line WL consists of a descaler, if necessary a roughing stand, a multi-stand rolling mill, if necessary at least one Steckel rolling mill, a roller table arranged behind it with a cooling device for the rolled hot strip and at least one subsequent coiler device. device for reeling the finished rolled strip onto the so-called coil weight.
- FIG. 2 and Figure 2a show the compact system according to the invention with casting line GL and rolling line WL, the casting direction of the casting machine GM and the rolling direction in the rolling mill WW run in opposite directions. Behind the casting machine and in front of the AO heating furnace there is an additional tunnel furnace TO as a continuous furnace.
- FIG. 2a shows that in addition to the compact system according to FIG. 2, a tunnel furnace is also arranged as a continuous furnace behind the heating furnace and in front of the rolling mill.
- FIG. 3 shows the basic concept according to the invention of the opposite direction of the casting line GL and the rolling line WL, a tunnel furnace TO being arranged behind the casting machine GM and a tunnel furnace TO being arranged in front of the rolling mill WW, and both tunnel furnaces being connected to one another by means of a swivel ferry SF.
- Figure 4 shows an alternative of the compact system according to the invention with largely opposing casting line and rolling line, with which it is possible to take into account different space and space conditions in such a way that, for example, casting line and rolling line are not aligned parallel to each other, but at a certain angle ⁇ to one another stand, which can span the angle range> 0 ° and ⁇ 150 °.
- This measure can preferably be used to arrange a compact system in an L shape.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Rolling (AREA)
- Continuous Casting (AREA)
- Basic Packing Technique (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10330210A DE10330210A1 (de) | 2003-07-03 | 2003-07-03 | Vorrichtung zur Herstellung von warmgewalztem Warmband, insbesondere aus bandförmig stranggegossenem Vormaterial |
PCT/EP2004/006505 WO2005002749A2 (de) | 2003-07-03 | 2004-06-17 | Vorrichtung zur herstellung von warmgewalztem warmband, insbesondere aus bandförmig stranggegossenem vormaterial |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1641573A2 true EP1641573A2 (de) | 2006-04-05 |
EP1641573B1 EP1641573B1 (de) | 2008-10-22 |
Family
ID=33521332
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP04739967A Revoked EP1641573B1 (de) | 2003-07-03 | 2004-06-17 | Vorrichtung zur herstellung von warmgewalztem warmband, insbesondere aus bandförmig stranggegossenem vormaterial |
Country Status (17)
Country | Link |
---|---|
US (2) | US20070200281A1 (de) |
EP (1) | EP1641573B1 (de) |
JP (1) | JP2007506554A (de) |
KR (1) | KR20060030100A (de) |
CN (1) | CN101001706A (de) |
AT (1) | ATE411854T1 (de) |
CA (1) | CA2531151A1 (de) |
DE (2) | DE10330210A1 (de) |
EG (1) | EG23997A (de) |
ES (1) | ES2313021T3 (de) |
MX (1) | MXPA06000152A (de) |
MY (1) | MY141107A (de) |
RU (1) | RU2368438C2 (de) |
TW (1) | TW200512050A (de) |
UA (1) | UA88616C2 (de) |
WO (1) | WO2005002749A2 (de) |
ZA (1) | ZA200510206B (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2533290C2 (ru) * | 2013-02-25 | 2014-11-20 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Южно-Уральский государственный университет" (национальный исследовательский университет) (ФГБОУ ВПО "ЮУрГУ" (НИУ)) | Способ изготовления горячекатаных полос и литейно-прокатный комплекс для его реализации |
CN104131708A (zh) * | 2014-07-06 | 2014-11-05 | 曾润洪 | 桥梁、涵洞、通道用钢筋砼的钢筋构件的制造及配送 |
CN104307871B (zh) * | 2014-10-20 | 2016-06-08 | 中色科技股份有限公司 | 一种数台铸锭加热炉同时平行于热轧方向的工艺生产方法 |
DE102015110361B4 (de) * | 2015-06-26 | 2019-12-24 | Thyssenkrupp Ag | Verfahren zum Herstellen eines Werkstoffverbundes in einer Walzanlage und Verwendung der Walzanlage |
CN105666147B (zh) * | 2016-03-30 | 2018-10-30 | 潍坊东方钢管有限公司 | 环氧锌基聚酯复合涂层的公路钢护栏生产线及生产工艺 |
CN106121246A (zh) * | 2016-06-28 | 2016-11-16 | 安徽海龙建筑工业有限公司 | 钢筋绑扎流水工艺 |
IT201800010870A1 (it) * | 2018-12-06 | 2020-06-06 | Danieli Off Mecc | Apparato e metodo di produzione di nastri |
CN111958496B (zh) * | 2020-09-22 | 2024-09-20 | 中山市曙光铝业有限公司 | 一种铝棒表面清洁和半均质化的设备 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3029222A1 (de) * | 1980-08-01 | 1982-03-04 | Fried. Krupp Gmbh, 4300 Essen | Verfahren und anlage zum giesswalzen von metallen, insbesondere von stahl, mit hohen geschwindigkeiten |
JPS57146403A (en) * | 1981-03-07 | 1982-09-09 | Kawasaki Steel Corp | Hot rolling line for slab by plural continuous casting installations of different kinds |
DE3241745C2 (de) * | 1982-11-11 | 1985-08-08 | Mannesmann AG, 4000 Düsseldorf | Verfahren zum Herstellen von warmgewalztem Stahlband aus stranggegossenem Vormaterial in unmittelbar aufeinanderfolgenden Arbeitsschritten |
DE3310867A1 (de) | 1983-03-25 | 1984-10-04 | Mannesmann AG, 4000 Düsseldorf | Giesswalzanlage zum walzen von stranggiessmaterial |
DE3708050A1 (de) | 1987-03-12 | 1988-09-22 | Voest Alpine Ag | Stranggiessanlage mit nachgeordnetem walzwerk |
DE4041206C2 (de) * | 1990-12-21 | 2003-04-17 | Sms Demag Ag | Verfahren und Anlage zur Herstellung von warmgewalztem Stahlband, insbesondere für Edelstähle aus stranggegossenem Vormaterial |
DE4236307A1 (de) | 1992-10-28 | 1994-05-05 | Schloemann Siemag Ag | Verfahren und Anlage zur Herstellung von warmgewalztem Stahlband, insbesondere aus bandförmig stranggegossenem Vormaterial |
US5430930A (en) | 1993-10-12 | 1995-07-11 | Italimpianti Of America, Inc. | Method of manufacturing hot strip |
GB2302054B (en) * | 1995-06-01 | 1998-10-21 | Ralph Gladwin Haynes | Production of metal strip |
JP3855300B2 (ja) * | 1996-04-19 | 2006-12-06 | 住友金属工業株式会社 | 継目無鋼管の製造方法および製造設備 |
JPH1133601A (ja) * | 1997-07-16 | 1999-02-09 | Ishikawajima Harima Heavy Ind Co Ltd | 圧延設備 |
-
2003
- 2003-07-03 DE DE10330210A patent/DE10330210A1/de not_active Withdrawn
-
2004
- 2004-06-17 RU RU2006103072/02A patent/RU2368438C2/ru not_active IP Right Cessation
- 2004-06-17 TW TW093117418A patent/TW200512050A/zh unknown
- 2004-06-17 KR KR1020067000032A patent/KR20060030100A/ko not_active Application Discontinuation
- 2004-06-17 US US10/563,264 patent/US20070200281A1/en not_active Abandoned
- 2004-06-17 JP JP2006515962A patent/JP2007506554A/ja active Pending
- 2004-06-17 EP EP04739967A patent/EP1641573B1/de not_active Revoked
- 2004-06-17 WO PCT/EP2004/006505 patent/WO2005002749A2/de active Application Filing
- 2004-06-17 DE DE502004008324T patent/DE502004008324D1/de not_active Expired - Lifetime
- 2004-06-17 CN CNA2004800189997A patent/CN101001706A/zh active Pending
- 2004-06-17 UA UAA200600968A patent/UA88616C2/ru unknown
- 2004-06-17 MX MXPA06000152A patent/MXPA06000152A/es active IP Right Grant
- 2004-06-17 AT AT04739967T patent/ATE411854T1/de active
- 2004-06-17 ES ES04739967T patent/ES2313021T3/es not_active Expired - Lifetime
- 2004-06-17 CA CA002531151A patent/CA2531151A1/en not_active Abandoned
- 2004-06-30 MY MYPI20042610A patent/MY141107A/en unknown
-
2005
- 2005-12-15 ZA ZA200510206A patent/ZA200510206B/en unknown
- 2005-12-29 EG EGNA2005000880 patent/EG23997A/xx active
-
2012
- 2012-02-21 US US13/400,897 patent/US20120144638A1/en not_active Abandoned
Non-Patent Citations (1)
Title |
---|
See references of WO2005002749A2 * |
Also Published As
Publication number | Publication date |
---|---|
KR20060030100A (ko) | 2006-04-07 |
DE502004008324D1 (de) | 2008-12-04 |
EP1641573B1 (de) | 2008-10-22 |
WO2005002749A2 (de) | 2005-01-13 |
EG23997A (en) | 2008-03-16 |
RU2006103072A (ru) | 2006-06-27 |
ZA200510206B (en) | 2006-08-30 |
RU2368438C2 (ru) | 2009-09-27 |
JP2007506554A (ja) | 2007-03-22 |
MXPA06000152A (es) | 2006-04-07 |
DE10330210A1 (de) | 2005-01-20 |
UA88616C2 (ru) | 2009-11-10 |
WO2005002749A3 (de) | 2005-03-31 |
ATE411854T1 (de) | 2008-11-15 |
TW200512050A (en) | 2005-04-01 |
US20120144638A1 (en) | 2012-06-14 |
CN101001706A (zh) | 2007-07-18 |
US20070200281A1 (en) | 2007-08-30 |
ES2313021T3 (es) | 2009-03-01 |
CA2531151A1 (en) | 2005-01-13 |
MY141107A (en) | 2010-03-15 |
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