EP1370379B1 - Procede pour la coulee et le laminage immediat et dispositif pour le soutien, le guidage et la deformation d'une barre de metal, notamment d'une barre d'acier - Google Patents

Procede pour la coulee et le laminage immediat et dispositif pour le soutien, le guidage et la deformation d'une barre de metal, notamment d'une barre d'acier Download PDF

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Publication number
EP1370379B1
EP1370379B1 EP01985837A EP01985837A EP1370379B1 EP 1370379 B1 EP1370379 B1 EP 1370379B1 EP 01985837 A EP01985837 A EP 01985837A EP 01985837 A EP01985837 A EP 01985837A EP 1370379 B1 EP1370379 B1 EP 1370379B1
Authority
EP
European Patent Office
Prior art keywords
roll
strip
web
preliminary
strand
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
Application number
EP01985837A
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German (de)
English (en)
Other versions
EP1370379A2 (fr
Inventor
Adolf Zajber
Thomas Fest
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SMS Siemag AG
Original Assignee
SMS Demag AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SMS Demag AG filed Critical SMS Demag AG
Publication of EP1370379A2 publication Critical patent/EP1370379A2/fr
Application granted granted Critical
Publication of EP1370379B1 publication Critical patent/EP1370379B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/009—Continuous casting of metals, i.e. casting in indefinite lengths of work of special cross-section, e.g. I-beams, U-profiles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/12—Accessories for subsequent treating or working cast stock in situ
    • B22D11/1206—Accessories for subsequent treating or working cast stock in situ for plastic shaping of strands
    • 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
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/4998—Combined manufacture including applying or shaping of fluent material
    • Y10T29/49988—Metal casting
    • Y10T29/49991—Combined with 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 method for casting and immediately thereafter Rollers and a device for supporting, guiding and deforming a metal, in particular a Stahlg screensstranges, in a pre-profile continuous casting with Soft reduction, wherein below the continuous casting mold on both sides of the cast strand opposite roller carriers are arranged, whose roles with the G manstrang in transport and / or deformation compound stand.
  • roller carrier in a fixed frame arranged and divided into several, roller bearing segments, with adjustment communicating with the rollers carrying segments so articulated Coupled to each other are that each segment stands alone in any one Angle to the casting strand can be adjusted and adjusted and where the general Adjusting the roller carrier, the upper adjustment is used.
  • Such Arrangement of hingedly interconnected roller carriers requires Supporting the forces over the entire length running fixed Frame that is elaborate and required over the entire support roll stand.
  • JP-A-04210850 is a pre-profile continuous casting machine with soft reduction with a device for supporting, guiding and deforming a metal casting strand, being immediately below the continuous casting mold, at the outlet, on both sides the cast strand opposite roller carriers are arranged, their roles standing with the casting strand in transport and / or deformation connection and within the strand guide in the state of formation and further cooling of the Strand shell, so in a largely liquid interior each several, one behind the other arranged support and deformation rollers in sections conically to a Vorprofilsteg can be adjusted with a deformation force. It is just a matter of a circular bead resulting in a central sprue for a circular immersion nozzle eliminated.
  • the invention is based on the object, a pre-profile, in particular an H-profile made of steel, with a rolling process in the soft reduction route, wherein the associated device a roller carrier in a small space at high Support forces, with the soft reduction of Vorprofilstrfiten in the art can be carried out that the segregations and porosities mentioned not more or not more to the same extent as before.
  • the stated object is achieved by a method of the type described in the present invention solved in that the preliminary profile in the continuous casting mold to the Flanges and the web is precast with a bulge and that the pre-profile in the soft-reduction route at the bulges of the flanges and the web is so flat rolled that the flange outer surfaces and the web surfaces are largely flat. In doing so, the segregations and the porosities in the Web and in the flange significantly counteracted, so that they hardly occur.
  • the pre-profiled bulges the Vorprofilsteg surfaces and / or the flange outer surfaces each as outward slightly curved, curved bulges are performed.
  • the object is achieved by the device according to the invention characterized that within the strand guide in the solidification range for the soft reduction respectively several, consecutively arranged support and deformation rollers in sections conical to the Vorprofilsteg and the flanges with a in the Strangverlauf rising deformation force can be adjusted. This takes place in the Soft reduction route such deformation takes place on flanges and in the web, that the segregation is at least significantly reduced. In addition, will Porosities eliminated.
  • pre-profiled elements produced in the continuous casting mold Bulges in the pre-profile web and on the outer surfaces of the flange in the solidification area for the soft reduction by means of the conical setting of one or more Roller carrier are deformable on the finished pre-profile.
  • the deformation to the finished pre-profile is produced according to further features, that a section of several successively arranged support and deformation rollers forms an obliquely engageable roller frame. This will be added Adjustment of the roller frame all roles are made according to the angle of attack.
  • the device is designed according to further improvements of the invention, that a roller frame for the strand top, consisting of parallel to the Strand course arranged longitudinal roller frame, which by means of a plurality of cross struts connected to each other, is formed and that on the longitudinal roller frame in the front area and in the rear area each support bearing for the deformation drives are arranged.
  • a roller frame for the strand narrow sides is formed, respectively consisting of pairs of longitudinal roller frames running flat parallel to the strand upper side, the pairs per cast strand side by means of a variety of vertical directed to the strand profile transverse struts are interconnected.
  • the perpendicular with its axis extending support and deformation rollers easily be put together to the flange outer surfaces.
  • the deformation forces are thereby applied by the pairs of flat parallel narrow side roller frame of the two casting strand sides by means of each arranged at the ends tie rods transversely to the strand course with each other are connected.
  • the tensile force can be fixed.
  • the tie rods of adjustable hydraulic piston-cylinder units consist. This can be an adapted deformation force be exercised.
  • the vertical deformation drives consist of adjustable hydraulic piston-cylinder units, the piston rods through slot-shaped openings of the flat-parallel longitudinal roller frame run and attached to the foundation frame.
  • the device for supporting, guiding and deforming a metal takes place in a Vorprofilstranggitititititit for H-profiles, with Soft reduction instead, below the (not shown) continuous casting mold to both cast strand sides 1 a (left cast strand side) and 1b (right cast strand side) opposing roller carrier 2 are arranged, whose Supporting and deforming rollers 3 with the cast strand 1 in transport and / or deformation connection stand and form a strand guide 4.
  • Strand guide 4 are in the solidification region 5 for the soft reduction in each case several, successively arranged support and deformation rollers 3 sections tapered to the Vorprofilsteg 6 and / or the flanges 7 with a strand in the course of the thirteenth Increasing deformation force employed.
  • the continuous casting mold are pre-profiled Bumps 6a in Vorprofilsteg surfaces 6b and / or on the flange outer surfaces 7a in the solidification region 5 for the soft reduction by means of the conical Setting one or more roller carrier 2 deformed to the finished pre-profile.
  • the pre-profiled bulge 6a is in each case of obtuse angle to each other Vorprofilsteg surfaces 6b and / or flange outer surfaces 7a formed.
  • both cast strand sides 1a and 1b and the strand top 12 form several, successively arranged support and deformation rollers 3 obliquely engageable Roller frame 8.
  • the support and deformation rollers 3 are in the roller frame 8 on the length of the soft-reduction section 9 for the flanges 7 of the casting strand 1 to common engageable flanged roll groups 10 summarized. In this way are formed in pairs longitudinal roller frame 8a and narrow side roller frame 8b.
  • roller frames 8 are constructed such that a roller frame 8 for the strand top 12 consisting of parallel to the strand course 13 arranged longitudinal roller frame 8a are connected to each other by means of a plurality of transverse struts 14. On the longitudinal roller frame 8a are in the front region 15 and in the rear area 16 each support bearing 17 for pairs, vertically extending deformation drives 18 arranged.
  • a roller frame 8b for the strand narrow sides 19th formed each consisting of flat parallel to the strand top 12 pairs 8c composed of longitudinal roller frame 8a.
  • the narrow side roller frame 8b are by means of a plurality of correspondingly spaced, perpendicular to the strand course 13 directed cross struts 20 connected to each other.
  • the pairs 8c of flat parallel Narrow-side roller frame 8b of the two cast strand sides 1a and 1b are by means of each arranged at one end 22 tie rods 23 transversely to the strand course 13 connected to each other, wherein at the end 21 a pivot bearing 8e for the unit is formed from the pairs 8c with cross struts 20.
  • the units are thus in an approximately horizontal plane apart and together adjustable.
  • the tie rods 23 consist of controllable hydraulic piston-cylinder units 23a. The tie rods 23 penetrate the two parallel to the strand course 13 extending
  • the vertical deformation drives 18, which are also made of adjustable hydraulic Piston-cylinder units 18a may be made with their piston rods 18b through analogous slot-shaped openings 24 of the flat parallel narrow-side roller frame 8b out and hinged in the foundation frame 25.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Continuous Casting (AREA)
  • Metal Rolling (AREA)
  • Rollers For Roller Conveyors For Transfer (AREA)
  • Heat Treatment Of Steel (AREA)

Claims (13)

  1. Procédé pour la coulée et le laminage immédiat de pré-profilés (1), notamment de profilés en H en acier, dans lequel le pré-profilé (1) est coulé dans la lingotière et est déformé dans une plate-forme de rouleaux de soutien (4) sur une section de réduction douce (9),
    caractérisé en ce que
    le pré-profilé (1) est pré-coulé dans la lingotière sur les rebords (7) et sur la traverse (6) comportant respectivement un renflement (6a) et en ce que le pré-profilé (1) est laminé à plat dans la section de réduction douce (9) sur les renflements (6a) des rebords (7) et de la traverse (6), de telle sorte que les surfaces externes des rebords (7a) et les surfaces de traverse (6b) soient essentiellement égales.
  2. Procédé selon la revendication 1,
    caractérisé en ce que
    les renflements pré-profilés (6a) des surfaces de traverse de pré-profilé (6b) et/ou des surfaces externes des rebords (7a) sont respectivement réalisées comme des renflements (6a) légèrement incurvés vers l'extérieur, de forme arquée.
  3. Dispositif pour le soutien, le guidage et la déformation, notamment d'une barre d'acier coulé (1), dans une installation de coulée continue de pré-profilés avec réduction douce, dans laquelle en dessous de la lingotière des supports de rouleaux (2) en vis-à-vis des deux côtés de la barre coulée (1) sont disposés, dont les rouleaux (3) sont en liaison de transport et/ou de déformation avec la barre coulée (1),
    caractérisé en ce que
    à l'intérieur de la ligne de coulée continue (4), au niveau de la zone de solidification (5) pour la réduction douce, respectivement plusieurs rouleaux de soutien et de déformation (3) disposés les uns derrière les autres par sections coniques sur la traverse de pré-profilé (6) et les rebords (7) sont réglables sur une force de déformation augmentant sur le cours de la coulée (13).
  4. Dispositif selon la revendication 3,
    caractérisé en ce que
    les renflements (6a) pré-profilés produits dans la lingotière sont déformables dans la traverse de pré-profilé (6) et sur les surfaces externes de rebords (7a) au niveau de la zone de solidification (5) en vue de la réduction douce au moyen du réglage conique d'un ou de plusieurs supports de rouleaux (2) sur le pré-profilé fini.
  5. Dispositif selon une des revendications 3 ou 4,
    caractérisé en ce que
    le renflement pré-profilé (6a) des surfaces de traverse de pré-profilé (6b) et/ou des surfaces externes des rebords (7a) sont respectivement réalisés en forme d'arc légèrement incurvé vers l'extérieur.
  6. Dispositif selon une des revendications 3 à 5,
    caractérisé en ce que
    une section de plusieurs rouleaux de soutien et de déformation (3) disposés les uns derrière les autres forme un châssis de rouleaux (8) réglable en inclinaison.
  7. Dispositif selon une des revendications 3 à 6,
    caractérisé en ce que
    les rouleaux de soutien et de déformation (3) dans le châssis de rouleaux (8) forment sur la longueur de la section de réduction douce (9) des groupes de rouleaux de rebords (10) réglables pour les rebords de la barre coulée (1).
  8. Dispositif selon une des revendications 3 à 7,
    caractérisé en ce que
    les rouleaux de soutien et de déformation (3) dans le châssis de rouleaux forment sur la longueur de la section de réduction douce (9) des groupes de rouleaux de traverse (11) réglables pour la traverse de pré-profilé (6) de la barre coulée (1).
  9. Dispositif selon une des revendications 3 à 8,
    caractérisé en ce que
    un châssis de rouleaux (8) pour la surface de la ligne de coulée (12), constitué de châssis de rouleaux longitudinaux (8a) disposés parallèlement au cours de la coulée (13), qui sont reliés les uns aux autres au moyen d'une pluralité d'entretoises transversales (14), est formé et en ce que des paliers d'appuis (17) pour les mécanismes d'actionnement de la déformation (18) sont respectivement disposés sur les châssis de rouleaux longitudinaux (8a) dans la zone avant (15) et dans la zone arrière (16).
  10. Dispositif selon une des revendications 3 à 8,
    caractérisé en ce que
    un châssis de rouleaux (8b) est respectivement formé pour les côtés minces de la barre coulée (19), constitué respectivement de paires (8c) de châssis de rouleaux longitudinaux (8a) s'étendant parallèlement à plat à la surface de la ligne de coulée (12), qui sont reliés les uns aux autres par paires par côté de barre coulée (1a;1b) au moyen d'une pluralité d'entretoises transversales (20) orientées perpendiculairement au cours de la coulée (13).
  11. Dispositif selon la revendication 10,
    caractérisé en ce que
    les paires(8c) de châssis de rouleaux (8b) parallèles à plat aux côtés minces des deux côtés de la barre coulée (1a ;1b) sont respectivement reliés les uns aux autres au moyen de tirants (23) disposés aux extrémités (21,22) transversalement au cours de la coulée (13).
  12. Dispositif selon les revendications 10 ou 11,
    caractérisé en ce que les tirants (23) sont constitués d'ensembles piston-cylindre (23a) hydrauliques réglables.
  13. Dispositif selon une des revendications 9 à 12,
    caractérisé en ce que
    les mécanismes d'actionnement de la déformation (18) perpendiculaires sont constitués d'ensembles piston-cylindre (18a) hydrauliques réglables, dont les tiges de piston (18b) s'étendent au travers d'ouvertures en forme de fentes (24) des châssis de rouleaux (8b) parallèles à plat aux côtés minces et sont fixées au châssis principal (25).
EP01985837A 2000-12-16 2001-12-01 Procede pour la coulee et le laminage immediat et dispositif pour le soutien, le guidage et la deformation d'une barre de metal, notamment d'une barre d'acier Expired - Lifetime EP1370379B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10062868A DE10062868A1 (de) 2000-12-16 2000-12-16 Verfahren zum Giessen und unmittelbar anschliessendem Walzen und eine Vorrichtung zur Stützung, Führung und Verformung eines Metall-, insbesondere eines Stahlstranges
DE10062868 2000-12-16
PCT/EP2001/014068 WO2002047849A2 (fr) 2000-12-16 2001-12-01 Procede pour la coulee et le laminage immediat et dispositif pour le soutien, le guidage et la deformation d'une barre de metal, notamment d'une barre d'acier

Publications (2)

Publication Number Publication Date
EP1370379A2 EP1370379A2 (fr) 2003-12-17
EP1370379B1 true EP1370379B1 (fr) 2005-05-18

Family

ID=7667502

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Application Number Title Priority Date Filing Date
EP01985837A Expired - Lifetime EP1370379B1 (fr) 2000-12-16 2001-12-01 Procede pour la coulee et le laminage immediat et dispositif pour le soutien, le guidage et la deformation d'une barre de metal, notamment d'une barre d'acier

Country Status (11)

Country Link
US (1) US7047621B2 (fr)
EP (1) EP1370379B1 (fr)
JP (1) JP3909287B2 (fr)
KR (1) KR100819830B1 (fr)
CN (1) CN1256204C (fr)
AT (1) ATE295766T1 (fr)
AU (1) AU2002235746A1 (fr)
DE (2) DE10062868A1 (fr)
RU (1) RU2283203C2 (fr)
UA (1) UA78197C2 (fr)
WO (1) WO2002047849A2 (fr)

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DE10119550A1 (de) * 2001-04-21 2002-10-24 Sms Demag Ag Verfahren und Vorrichtung zum Herstellen von Stranggu-Vormaterial
DE10137944A1 (de) * 2001-08-07 2003-02-20 Sms Demag Ag Warmwalzanlage
AT509352B1 (de) * 2010-02-05 2014-06-15 Siemens Vai Metals Tech Gmbh Strangführungssegment in kassettenbauweise mit einzelrollenanstellung
CN102151809B (zh) * 2010-02-11 2013-01-02 宝山钢铁股份有限公司 具有多个分节式短边足辊的足辊支撑架
CN102039388A (zh) * 2011-01-20 2011-05-04 中冶赛迪工程技术股份有限公司 铸流导向装置
CN102303104A (zh) * 2011-09-30 2012-01-04 中冶南方工程技术有限公司 一种特厚板坯连铸窄面鼓肚的控制方法
KR101399874B1 (ko) * 2012-07-30 2014-05-27 현대제철 주식회사 스트립 이송장치
ES2653556T3 (es) * 2013-05-02 2018-02-07 Nippon Steel & Sumitomo Metal Corporation Equipo de colada continua
CN106392031B (zh) * 2015-07-31 2018-04-06 新日铁住金工程技术株式会社 铸坯压下装置
CN114871980B (zh) * 2022-05-31 2024-04-05 桂德(武汉)科工有限公司 一种夹紧装置及其组装方法

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US3347076A (en) * 1963-11-05 1967-10-17 Fuji Iron & Steel Co Ltd Method and apparatus for manufacturing h-shaped steel
US3538732A (en) * 1966-06-21 1970-11-10 Nippon Steel Corp Method and apparatus for producing channel steels
JPS611966Y2 (fr) * 1979-10-22 1986-01-22
US4550582A (en) 1980-02-04 1985-11-05 Kawasaki Steel Corporation Method of producing steel H-sheet pile
CA1204574A (fr) * 1981-08-18 1986-05-20 Hanji Oba Installation de coulee continue de l'acier
JPS58112602A (ja) * 1981-12-25 1983-07-05 Sumitomo Metal Ind Ltd 形鋼の圧延方法およびその圧延機列
JPH0234202A (ja) * 1988-07-25 1990-02-05 Sumitomo Metal Ind Ltd 熱間圧延ｈ形鋼の製造方法
DE4010966A1 (de) * 1990-04-05 1991-10-10 Schloemann Siemag Ag Vorrichtung zur stuetzung eines metallgiessstranges, insbesondere zur weichreduktion bei einer vorband-giessanlage
JPH04210850A (ja) * 1990-12-12 1992-07-31 Sumitomo Heavy Ind Ltd ビームブランク連続鋳造方法及びその装置
JP2528341Y2 (ja) * 1991-08-07 1997-03-12 住友重機械工業株式会社 連続鋳造設備におけるビ−ムブランクと矩形鋳片兼用ロ−ラエプロン
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JP3582253B2 (ja) * 1996-10-03 2004-10-27 Ｊｆｅスチール株式会社 形鋼用粗形鋼片の圧延方法および圧延ロール
DE19747656A1 (de) * 1997-10-29 1999-05-12 Schloemann Siemag Ag Walzanlage für das Walzen aller Arten von Fertigprofilen

Also Published As

Publication number Publication date
DE50106278D1 (de) 2005-06-23
CN1484560A (zh) 2004-03-24
RU2283203C2 (ru) 2006-09-10
WO2002047849A3 (fr) 2003-10-09
DE10062868A1 (de) 2002-06-20
JP2004532126A (ja) 2004-10-21
RU2003121644A (ru) 2005-01-10
US20040216300A1 (en) 2004-11-04
US7047621B2 (en) 2006-05-23
ATE295766T1 (de) 2005-06-15
EP1370379A2 (fr) 2003-12-17
UA78197C2 (uk) 2007-03-15
AU2002235746A1 (en) 2002-06-24
JP3909287B2 (ja) 2007-04-25
KR100819830B1 (ko) 2008-04-07
WO2002047849A2 (fr) 2002-06-20
KR20030057580A (ko) 2003-07-04
CN1256204C (zh) 2006-05-17

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