RU2004136029A - METHOD AND DEVICE FOR CASTING AND THE FOLLOWING RENT OF METAL Billets - Google Patents

METHOD AND DEVICE FOR CASTING AND THE FOLLOWING RENT OF METAL Billets Download PDF

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Publication number
RU2004136029A
RU2004136029A RU2004136029/02A RU2004136029A RU2004136029A RU 2004136029 A RU2004136029 A RU 2004136029A RU 2004136029/02 A RU2004136029/02 A RU 2004136029/02A RU 2004136029 A RU2004136029 A RU 2004136029A RU 2004136029 A RU2004136029 A RU 2004136029A
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temperature
furnace
carried out
induction heating
length
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RU2004136029/02A
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Russian (ru)
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RU2301121C2 (en
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Фриц-Петер ПЛЕШИУТШНИГГ (DE)
Фриц-Петер ПЛЕШИУТШНИГГ
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ИСПАТ Индастриз Лимитид (IN)
ИСПАТ Индастриз Лимитид
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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
    • B21B1/463—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 continuous process, i.e. the cast not being cut before rolling
    • 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
    • B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B21B45/004—Heating the product
    • 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
    • B21B2015/0057—Coiling the rolled product
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B2201/00—Special rolling modes
    • B21B2201/14—Soft reduction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B38/00—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product
    • B21B38/006—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product for measuring temperature

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Rolling (AREA)
  • General Induction Heating (AREA)

Claims (24)

1. Способ литья и последующей прокатки металлических заготовок (4) непосредственно после литья, в частности тонких слябов (4а) из стали, в котором после отливки заготовку (4) или ее продольные отрезки (4b) после разрезания заготовки (4) последовательно помещают в печь (10) для выравнивания температуры, где посредством индукционного нагрева доводят заготовку (4) или ее отрезки до температуры прокатки и затем направляют непосредственно в чистовой прокатный стан (14), отличающийся тем, что при повышении скорости литья от более 3 до примерно 10 м/мин или при эксплуатации по меньшей мере параллельной второй установки (16) непрерывного литья осуществляют более интенсивный дифференцированный нагрев заготовки (4) или продольных отрезков (4b) в головной части (4 с), средней части (4d) и меньший нагрев в хвостовой части (4е) с компенсацией более короткого время выдержки в печи.1. The method of casting and subsequent rolling of metal billets (4) immediately after casting, in particular thin slabs (4a) of steel, in which after casting the billet (4) or its longitudinal segments (4b) after cutting the billet (4) are sequentially placed in a furnace (10) for temperature equalization, where, by induction heating, the workpiece (4) or its segments is brought to a rolling temperature and then sent directly to a finishing rolling mill (14), characterized in that when the casting speed is increased from more than 3 to about 10 m / min or p and operation of at least parallel to the second continuous casting unit (16), more intensive differentiated heating of the workpiece (4) or longitudinal segments (4b) in the head part (4 s), the middle part (4d) and less heat in the tail part (4e) are carried out with compensation for a shorter oven time. 2. Способ по п.1, отличающийся тем, что осуществляют распределение энергии между головной (4с) и хвостовой (4d) частями продольных отрезков (4b) тонкого сляба (4а) по их толщине (17) от 45 до 150 мм и по ширине (18) от 600 до 2000 мм.2. The method according to claim 1, characterized in that the energy is distributed between the head (4c) and the tail (4d) parts of the longitudinal sections (4b) of the thin slab (4a) according to their thickness (17) from 45 to 150 mm and in width (18) from 600 to 2000 mm. 3. Способ по п.1, отличающийся тем, что осуществляют распределение энергии между головной (4с) и хвостовой частями (4d) или по всему тонкому слябу (4а) посредством равномерного нагрева до разных по величине температурных уровней.3. The method according to claim 1, characterized in that the energy is distributed between the head (4c) and the tail (4d) or throughout the thin slab (4a) by uniform heating to different temperature levels. 4. Способ по п.2, отличающийся тем, что осуществляют распределение энергии между головной (4с) и хвостовой частями (4d) или по всему тонкому слябу (4а) посредством равномерного нагрева до разных по величине температурных уровней.4. The method according to claim 2, characterized in that the energy is distributed between the head (4c) and the tail (4d) or throughout the thin slab (4a) by uniform heating to different temperature levels. 5. Способ по п.1, отличающийся тем, что более интенсивное выравнивание температуры осуществляют посредством индукционного нагрева на входе (10b) печи (10) для выравнивания температуры.5. The method according to claim 1, characterized in that more intensive temperature equalization is carried out by induction heating at the inlet (10b) of the furnace (10) to equalize the temperature. 6. Способ по п.2, отличающийся тем, что более интенсивное выравнивание температуры осуществляют посредством индукционного нагрева на входе (10b) печи (10) для выравнивания температуры.6. The method according to claim 2, characterized in that more intensive temperature equalization is carried out by induction heating at the inlet (10b) of the furnace (10) to equalize the temperature. 7. Способ по п.3, отличающийся тем, что более интенсивное выравнивание температуры осуществляют посредством индукционного нагрева на входе (10b) печи (10) для выравнивания температуры.7. The method according to claim 3, characterized in that more intensive temperature equalization is carried out by induction heating at the inlet (10b) of the furnace (10) to equalize the temperature. 8. Способ по п.4, отличающийся тем, что более интенсивное выравнивание температуры осуществляют посредством индукционного нагрева на входе (10b) печи (10) для выравнивания температуры.8. The method according to claim 4, characterized in that more intensive temperature equalization is carried out by induction heating at the inlet (10b) of the furnace (10) to equalize the temperature. 9. Способ по п.5, отличающийся тем, что индукционный нагрев осуществляют на участке максимум 30 м.9. The method according to claim 5, characterized in that the induction heating is carried out on a plot of a maximum of 30 m 10. Способ по п.6, отличающийся тем, что индукционный нагрев осуществляют на участке максимум 30 м.10. The method according to claim 6, characterized in that the induction heating is carried out on a plot of a maximum of 30 m 11. Способ по п.7, отличающийся тем, что индукционный нагрев осуществляют на участке максимум 30 м.11. The method according to claim 7, characterized in that the induction heating is carried out on a plot of a maximum of 30 m 12. Способ по п.8, отличающийся тем, что индукционный нагрев осуществляют на участке максимум 30 м.12. The method according to claim 8, characterized in that the induction heating is carried out on a plot of a maximum of 30 m 13. Способ по п.1, отличающийся тем, что осуществляют распределение энергии дифференцировано по толщине (17), ширине (18) и длине (19) продольного отрезка (4b) тонкого сляба.13. The method according to claim 1, characterized in that the energy distribution is carried out differentially according to the thickness (17), width (18) and length (19) of the longitudinal segment (4b) of the thin slab. 14. Способ по 2, отличающийся тем, что осуществляют распределение энергии дифференцировано по толщине (17), ширине (18) и длине (19) продольного отрезка (4b) тонкого сляба.14. The method according to 2, characterized in that the energy distribution is carried out differentially according to the thickness (17), width (18) and length (19) of the longitudinal segment (4b) of the thin slab. 15. Способ по 3, отличающийся тем, что осуществляют распределение энергии дифференцировано по толщине (17), ширине (18) и длине (19) продольного отрезка (4b) тонкого сляба.15. The method according to 3, characterized in that the energy distribution is carried out differentially according to the thickness (17), width (18) and length (19) of the longitudinal segment (4b) of the thin slab. 16. Способ по 4, отличающийся тем, что осуществляют распределение энергии дифференцировано по толщине (17), ширине (18) и длине (19) продольного отрезка (4b) тонкого сляба.16. The method according to 4, characterized in that the energy distribution is carried out differentially according to the thickness (17), width (18) and length (19) of the longitudinal segment (4b) of the thin slab. 17. Способ по одному из пп.1-16, отличающийся тем, что распределение энергии осуществляют в зависимости от скорости литья, эксплуатационных состояний одной из установок (15; 16) непрерывного литья, длины (19) продольного отрезка (4b) тонкого сляба (4а), его толщины (17) и ширины (18).17. The method according to one of claims 1 to 16, characterized in that the energy distribution is carried out depending on the casting speed, the operational conditions of one of the continuous casting plants (15; 16), the length (19) of the longitudinal section (4b) of the thin slab ( 4a), its thickness (17) and width (18). 18. Способ по одному из пп.1-16, отличающийся тем, что осуществляют распределение энергии в зависимости от измерения или определения в интерактивном режиме распределения энергии или температуры на выходе (5а) заготовки из системы (5) опорных роликов.18. The method according to one of claims 1 to 16, characterized in that the energy distribution is carried out depending on the measurement or determination in the interactive mode of energy or temperature distribution at the output (5a) of the workpiece from the support roll system (5). 19. Способ по п.17, отличающийся тем, что осуществляют распределение энергии в зависимости от измерения или определения в интерактивном режиме распределения энергии или температуры на выходе (5а) заготовки из системы (5) опорных роликов.19. The method according to 17, characterized in that the energy distribution is carried out depending on the measurement or determination in the interactive mode of the distribution of energy or temperature at the output (5a) of the workpiece from the support roller system (5). 20. Устройство для литья и прокатки металлических заготовок (4), в частности тонких слябов (4а) из стали, содержащее печь (10) для выравнивания температуры заготовки (4) или ее разделенных продольных отрезков (4b) посредством индукционного нагрева до температуры прокатки и чистовой прокатный стан (14), соединенный непосредственно с выходом (10 с) печи для выравнивания температуры, отличающееся тем, что оно содержит отрезное средство (8) и средство (11) индукционного нагрева, расположенное между отрезным средством (8) и печью (10) для выравнивания температуры с образованием по своей длине входа (10b) печи (10) для выравнивания температуры.20. A device for casting and rolling metal billets (4), in particular thin slabs (4a) of steel, containing a furnace (10) for equalizing the temperature of the billet (4) or its divided longitudinal segments (4b) by induction heating to the rolling temperature and a finishing rolling mill (14) connected directly to the outlet (10 s) of the temperature equalizing furnace, characterized in that it comprises cutting means (8) and induction heating means (11) located between the cutting means (8) and the furnace (10 ) to equalize temperaments ur with the formation along its length of the inlet (10b) of the furnace (10) to equalize the temperature. 21. Устройство по п.20, отличающееся тем, что средство (11) индукционного нагрева занимает в печи (10) для выравнивания температуры участок длиной максимум 30 м.21. The device according to claim 20, characterized in that the means (11) of induction heating takes in the furnace (10) to equalize the temperature of a plot of a maximum length of 30 m 22. Устройство по п.20, отличающееся тем, что печь (10) для выравнивания температуры выполнена в основном в виде печи с роликовым подом.22. The device according to claim 20, characterized in that the furnace (10) for temperature equalization is made mainly in the form of a roller hearth furnace. 23. Устройство по п.20, отличающееся тем, что оно содержит по меньшей мере две расположенные параллельно и смежно друг с другом установки (15; 16) непрерывного литья, содержащие в основном одинаковые по длине отдельные секции (10а) печи (10) для выравнивания температуры, при этом по меньшей мере две последние секции (10а) печи одной установки (16) непрерывного литья выполнены с возможностью горизонтального поворота к секциям (10а) печи другой установки (15) непрерывного литья и соответственно присоединения их друг к другу.23. The device according to claim 20, characterized in that it comprises at least two continuous casting plants (15; 16) arranged in parallel and adjacent to each other, containing substantially separate sections (10a) of the furnace (10) for the same length temperature equalization, while at least the last two sections (10a) of the furnace of one continuous casting unit (16) are made with the possibility of horizontal rotation to the sections (10a) of the furnace of another continuous casting unit (15) and, respectively, connecting them to each other. 24. Устройство по одному из пп.20-23, отличающееся тем, что продольный отрезок (4b) заготовки имеет длину, согласованную с длиной печи (10) для выравнивания температуры и/или с массой рулона готовой металлической полосы (26).24. The device according to one of paragraphs.20-23, characterized in that the longitudinal segment (4b) of the workpiece has a length that is consistent with the length of the furnace (10) for equalizing the temperature and / or with the mass of the roll of the finished metal strip (26).
RU2004136029/02A 2003-12-09 2004-12-09 Method of and device for casting and subsequent rolling of metal billets RU2301121C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2003157363 DE10357363B4 (en) 2003-12-09 2003-12-09 Method and plant for casting and immediately subsequent rolling of casting strands of metal, in particular of steel materials, preferably thin strands
DE10357363.1 2003-12-09

Publications (2)

Publication Number Publication Date
RU2004136029A true RU2004136029A (en) 2006-06-10
RU2301121C2 RU2301121C2 (en) 2007-06-20

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RU2004136029/02A RU2301121C2 (en) 2003-12-09 2004-12-09 Method of and device for casting and subsequent rolling of metal billets

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CN (1) CN1680051B (en)
DE (1) DE10357363B4 (en)
RU (1) RU2301121C2 (en)
ZA (1) ZA200409935B (en)

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CN113933348A (en) * 2020-06-29 2022-01-14 宝山钢铁股份有限公司 Self-adaptive uniform induction heating system and method for thermal wave detection

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CN1680051B (en) 2010-05-12
ZA200409935B (en) 2005-06-10
DE10357363A1 (en) 2005-07-14
CN1680051A (en) 2005-10-12
DE10357363B4 (en) 2006-02-09
RU2301121C2 (en) 2007-06-20

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