WO2018167029A1 - Procédé de fonctionnement d'une dresseuse à rouleaux et dresseuse à rouleaux - Google Patents

Procédé de fonctionnement d'une dresseuse à rouleaux et dresseuse à rouleaux Download PDF

Info

Publication number
WO2018167029A1
WO2018167029A1 PCT/EP2018/056184 EP2018056184W WO2018167029A1 WO 2018167029 A1 WO2018167029 A1 WO 2018167029A1 EP 2018056184 W EP2018056184 W EP 2018056184W WO 2018167029 A1 WO2018167029 A1 WO 2018167029A1
Authority
WO
WIPO (PCT)
Prior art keywords
straightening
roller
rollers
conveying direction
flat material
Prior art date
Application number
PCT/EP2018/056184
Other languages
German (de)
English (en)
Inventor
Olaf HAUSMANN
Helmut Jax
Roman Dehmel
Olexand Shmagun
Original Assignee
Sms Group Gmbh
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 Group Gmbh filed Critical Sms Group Gmbh
Priority to CN201880018241.5A priority Critical patent/CN110402172B/zh
Priority to JP2019550153A priority patent/JP2020509940A/ja
Priority to EP18713140.4A priority patent/EP3595824B1/fr
Publication of WO2018167029A1 publication Critical patent/WO2018167029A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D1/00—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling
    • B21D1/02—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling by rollers

Definitions

  • the invention relates to a method for operating a roller leveler, which has a number of upper straightening rollers and a number of lower straightening rollers, wherein between the straightening rollers to be straightened metallic flat material, in particular a steel strip, guided in a conveying direction and this is directed. Furthermore, the invention relates to a roller leveler.
  • a method of the type mentioned and a corresponding roller leveler are known from EP 0 551 658 B1.
  • individual straightening rollers are targeted to realize the required position of the rollers for the straightening process.
  • the maximum hyperextension is realized on only one straightening roller. Not all roles are involved in the straightening process, but only a selection thereof, there are various roles held in reserve.
  • the invention is therefore based on the invention, a method of the type mentioned in such a way that even with complex flatness errors with a few punctures a flat material with a high degree of flatness or flatness can be produced.
  • step a) Determining individual parameters of the sheet to be straightened and providing it to a computing system; b) carrying out a simulation calculation on the basis of the individual parameters and determining a straightening strategy on the basis of the calculated data using a technological setting model stored in the computing system; c) Execution of the straightening process in the roller straightening machine on the basis of the defined straightening strategy.
  • the determination of the individual parameters according to step a) above can include measuring unevenness of the flat material. It may also include (additive or alternative) an inspection of the sheet by an operator of the roll leveler. Furthermore, it may include detecting material data of the sheet.
  • the determination comprises a definition of properties of the flat material after the straightening process, in particular a target tension profile in the flat material after the straightening process.
  • the execution of the straightening process according to the above step c) may comprise a defined setting of the leveling rolls.
  • the straightening strategy according to the above step b) may include straightening the sheet with a plurality of roughing passes.
  • the straightening strategy can also be determined on the basis of a straightening process in which a maximum overstretching is introduced when straightening in the flat material as a result of the application of the straightening rolls, wherein the maximum overstretching is introduced by at least two adjoining straightening rolls following one another in the conveying direction.
  • the maximum hyperextension can be introduced through the first straightening roller and the adjacent straightening roller following in the conveying direction.
  • the maximum hyperextension can also be introduced by the first straightening roller, the adjacent straightening roller following in the conveying direction and the adjacent straightening roller which continues in the conveying direction.
  • the maximum hyperextension can also be achieved by the first straightening roller, the adjacent straightening roller following in the conveying direction, which continues in the conveying direction following adjacent straightening roller and the next adjacent straightening roller in the conveying direction are introduced.
  • all straightening rollers are brought by means of a separate Anstellelements in a predetermined individual delivery position.
  • all straightening rollers are acted upon by means of an individual rotary drive with a defined torque and / or driven with an individual rotational speed.
  • the adjusting elements and / or the rotary drives of all straightening rollers are actuated by a control or regulating device.
  • the proposed roller leveler which has a number of upper straightening rollers and a number lower straightening rollers, wherein between the straightening rollers to be straightened metallic flat material in a conveying direction and this can be directed, is characterized according to the invention in that all straightening rollers an individual Anstellelement and a have individual rotary drive, with which all straightening rollers can be made and rotated independently.
  • the proposed procedure therefore depends on the consideration, in the implementation of the straightening process, first of all to determine relevant data relating to the good to be straightened and to read it into the machine control system or to enter it. Then the determination of a straightening strategy for the material to be straightened takes place. Finally, the straightening process is carried out by employing machine functionalities for carrying out the straightening process in accordance with the determined straightening strategy.
  • the straightening strategy is determined or calculated by a technological adjustment model.
  • the determined or measured material data of the material to be straightened is, in particular, the type of alloying of the material; The thickness and the strength of the material are to be understood by this.
  • the material is steel mesh or tapes.
  • the reading of the data set can be based on theoretical calculation or, as mentioned, by measurements or manual inputs.
  • the data set may include target specifications for the state of the item to be straightened after straightening. In this case, a target voltage profile as well as previous and / or subsequent processing steps of the material can be taken into account.
  • the determination of the straightening strategy can be carried out on the basis of the entered error types.
  • the straightening strategy can be calculated separately or together for only one straightening process or even for several straightening stitches.
  • the directional strategy of a single asset to be directed can vary between two directives; It can take into account previous and subsequent processing steps. If necessary, the straightening strategy can also be changed by the operating personnel.
  • the mentioned machine functionalities are mainly concerned with the main position of the rollers, their tilting and pivoting and the bending, expansion and compression compensation.
  • the single straightening roller adjustment is provided as well as an individual drive of each straightening roller (in terms of their driving torque and speeds).
  • the straightening rollers are accordingly preferably individually adjustable and individually driven.
  • this first consists of a material database and of the necessary inputs in order to carry out a numerical simulation of the deformation behavior of the metallic flat material under the influence of the straightening rollers. For such a simulation only a short time of less than 1 second is needed.
  • the proposed roller straightening machine is characterized in that a control device for individual control of the existing machine functions is provided, which sets the functionalities based on a previously determined straightening strategy. Accordingly, in the context of the straightening strategy, in particular the number and straightening roll sequence is allowed or determined, which permits overstretching, in particular on the basis of further data records that go beyond the material data, such as defect type and production properties.
  • the guideline strategy is ultimately a combination of specifications for the employment of machine functionalities, which is based on the calculation of the based on technological model.
  • the straightening strategy for the respective required straight passes of a single workpiece may differ from one another and only lead to the optimum straightening result in total.
  • this includes the actuators for setting and / or regulating Umformparametern, in particular the speed and torque of the individual straightening rollers, the immersion depth of the individual straightening rollers, the contact force of the individual straightening rollers, the position specifications (panning / bending) the individual straightening rollers and the main job of all straightening rollers is to call.
  • flatness defects flatness defects of the flat material.
  • Elemental (uniaxial) flatness defects are the coil set (different lengths of fiber on the top of the belt or underside of the belt), the crossbow (different lengths of fiber in the transverse direction (top / bottom)), the twist (different fiber lengths in the longitudinal direction (top / bottom) unevenly over the bandwidth).
  • edge waves different fiber lengths from the belt edge to the belt center
  • center buckles different fiber lengths from the belt center to the belt edge
  • quarter buckles different fiber lengths in the longitudinal direction (stripes)
  • short wave or long wave appearance of the waves are edge waves (different fiber lengths from the belt edge to the belt center), center buckles (different fiber lengths from the belt center to the belt edge), quarter buckles (different fiber lengths in the longitudinal direction (stripes)) and short wave or long wave appearance of the waves.
  • the present invention thus relies centrally on a technological adjustment model which essentially consists of a material database and which, by means of further inputs, forms a complex calculation of the Can make straightening. Especially the consideration of the further inputs leads to a substantial improvement of the straightening process.
  • the calculation of the technological adjustment model can be extended by the consideration of previous production steps. If residual voltage distributions of previous processing steps are known, these are also included in the technological calculations. This is especially true for cooling, where also in the workpiece surface (edges to center) different distributions are taken into account. These result from physically necessary variable temperature distribution and thus different structural components resulting from many steel brands. The information about this can be done via any data transfer, such. B. by means of a coupling with a cooling model.
  • the technological adjustment model can also incorporate specifications that take into account the following processing steps. If the straightening process another processing step, eg. B. welding or bending, should follow, it can be set to maintain the flatness in these subsequent steps, the necessary voltage profiles in the workpiece targeted by specifying the straightening strategy in the individual roughing passes. Thus, an individual calculation is made for each workpiece, which not only based on the pure material specifications (such as alloy, thickness, width, general strength), but much more.
  • the straightening strategy converts the calculations generated from the technological setting model into specifications for the implementation of the respective topping stitch, by creating a combination of specifications for setting up machine functionalities.
  • the relevant machine functions are (as mentioned above) the main job for all straightening rollers in common (including tilting and swiveling), the single straightening roller adjustment (for bending-expansion and compression compensation), the determination of the drive torques of each straightening roller and the straightening roller bending.
  • the single straightening roller adjustment can adjust the individual immersion depth and thus provide a targeted straightening strategy within a roughing pass.
  • the single drive of each straightening roller allows the individual provision of torque for the straightening process. Aspects of the straightening strategies are:
  • the maximum hyperextension is realized (as in the prior art) on the first straightening roller.
  • the maximum hyperextension is realized on more than one straightening roller and preferably set an even number of maximum hyperextensions; Thus, the number of plastic strains and compressions for both surfaces of the workpiece is the same.
  • the remaining guide triangles are used to minimize the residual voltage level.
  • multiple rollers can be used to build the maximum hyperextension. This reduces at the same value of the maximum hyperextension (or maximum value of the plasticization) the required employment (intermeshing) of the roles.
  • the otherwise required extreme jobs of the first rolls in the direction of the topping are drastically reduced with this method: setting the first straightening rollers so that the maximum overstretching is achieved at the second and third straightening roller. Adjusting the first straightening rollers so that the maximum hyperextension is achieved at the first, the second and the third straightening roller. Adjusting the first straightening rollers so that the maximum hyperextension is achieved at the first, the second, the third and the fourth straightening roller.
  • the achievable flatness can continue to be tailor-made for every workpiece, even with complex flatness errors.
  • the introduction of the maximum hyperextension can be carried out selectively on both sides of the workpiece or specifically on the workpiece top or on the underside of the workpiece.
  • Fig. 1 shows schematically a roller leveler in which a metallic strip is directed
  • FIG. 2 schematically shows the roll straightening machine, the control of which is illustrated by a block diagram, and schematically shows the forming ratios of a metallic strip passing through the roll straightening machine.
  • FIG. 1 schematically shows a roller leveling machine 1 which has a plurality of upper straightening rollers and a plurality of lower straightening rollers.
  • the upper straightening rollers follow one another in the conveying direction F, namely the straightening rollers 2, 3, 4 and 5.
  • the lower straightening rollers are offset in the conveying direction F to the upper straightening rollers and equally follow one another in the conveying direction, namely the straightening rollers 6, 7, 8 and 9.
  • a sheet 10 to be straightened is conveyed by the roller straightening machine 1 when the straightening rollers are fed to the sheet 10 and rotated.
  • the drive of the straightening rollers is shown schematically in the form of arrows (A). Also not visible is accordingly that for each of the straightening rollers 2 to 9, a separate drive is present, which operates independently of the drives of the other straightening rollers and for each of the straightening rollers specifies an individual torque for driving the roller or an individual speed.
  • each of the straightening rollers 2 to 9 on a Anstellelement wherein those Anstellelemente are denoted by 12, which act on the upper straightening rollers 2, 2, 3 and 5, and those Anstellelemente are denoted by 13, the lower straightening rollers 6, 7, 8 and 9 apply.
  • FIG. 3 how preferably the loading of the flat material 10 takes place through the leveling rolls in order to direct it.
  • the first upper straightening rollers 2 following in the conveying direction F are delivered in such a way that the flat material 10 to be straightened is plastically deformed.
  • flatness 10 of the flat material 10 is detected by a suitable sensor system 15 before the straightening process, and the measured values are made available in a region 16 as read-in or analyzed data. Said area 16 still receives additional information through a data record 14, which contains data about the material and geometry of the flat material 10 to be straightened. Thus, comprehensive information is available in area 16, which provides information on the type, geometry and degree of flatness of the flat material 10.
  • the positioning model 17 is a mechanical replacement model for the flat material 10 to be straightened, in which the geometry is calculated by means of numerical simulation, which results when the straightening rolls are subjected to the straightening process results.
  • Such simulation systems for the deformations of the material are known in the art as such and therefore need not be described in detail here.
  • One of the possibilities in question is the calculation of the geometry and the stresses in the flat material 10 after completion of the straightening process by means of finite elements.
  • This straightening strategy includes requirements for the execution of the straightening process for all intended stabs. This also gives the required data for the positioning of the straightening rollers and the actuation of the drives of the same.
  • the data for setting the straightening rollers are then generated in the area 19, which also include the corresponding values for the rotary drive of the rollers (A). These data are then passed on to the adjusting elements 12, 13, which is shown schematically in Figure 2.
  • the roller leveler 1 comprises a number of (1 to n) straightening rollers 2 to 9 for straightening the workpiece 10.
  • the errors (flatness error) of the workpiece are determined before straightening. This determination can be made by measuring immediately before the straightening process, but the error detection can also be done in other places before.
  • the data of the flatness errors (measured by means of the sensor system 15) and the general data set 14 are read in and analyzed and formatted as required, so that the technological setting model 17 can generate the calculations for the straightening strategy.
  • the result of the calculation is the straightening strategy 18, which can, but does not have to, be distributed over various straight stitches.
  • the determination of the necessary number of corrective stitches is also part of the straightening strategy.
  • the setting of machine functionalities is necessary for each associated roughing pass.
  • the individual employment and the corresponding individual drive (for adjusting the individual torque) of the straightening rollers 2 to 9 provide the flexibility which allows the adjustment of different straightening strategies and thus an optimal treatment of the sheet 10.
  • the setting of an even number of hyperextensions (s Figure 3) and the selection of straightening rollers that generate the hyperextension can be done so.
  • the machine functions are very diverse; they are shown only schematically in FIG. 2 (as an effect on the positioning elements 12, 13). This generally means that all functionalities of the employment are taken into account.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Straightening Metal Sheet-Like Bodies (AREA)

Abstract

L'invention concerne un procédé de fonctionnement d'une dresseuse à rouleaux (1), qui présente un certain nombre de galets de dressage supérieurs (2, 3, 4, 5) et un certain nombre de galets de dressage inférieurs (6, 7, 8, 9), un matériau plat métallique (10) à dresser étant guidé dans un sens de transport avancement (F) et dressé entre les galets de dressage (2, 3, 4, 5, 6, 7, 8, 9). Pour améliorer le résultat du processus de dressage et notamment obtenir un degré de planéité plus élevé, selon l'invention, le procédé présente les étapes consistant à : a) déterminer des paramètres individuels du matériau plat à dresser (10) et les introduire dans un système de calcul (11) ; b) réaliser un calcul de simulation à l'aide d'un modèle de réglage technologique enregistré dans le système de calcul (11) sur la base des paramètres individuels et définir une stratégie de dressage sur la base des données calculées ; c) réaliser un processus de dressage dans la dresseuse à rouleaux (1) sur la base de la stratégie de dressage définie. La présente invention concerne également une dresseuse à rouleaux.
PCT/EP2018/056184 2017-03-13 2018-03-13 Procédé de fonctionnement d'une dresseuse à rouleaux et dresseuse à rouleaux WO2018167029A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201880018241.5A CN110402172B (zh) 2017-03-13 2018-03-13 用于运行辊式矫直机的方法和辊式矫直机
JP2019550153A JP2020509940A (ja) 2017-03-13 2018-03-13 ローラー矯正機械を作動するための方法、および、ローラー矯正機械
EP18713140.4A EP3595824B1 (fr) 2017-03-13 2018-03-13 Procédé de fonctionnement d'une dresseuse à rouleaux

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
UAA201702313 2017-03-13
UAA201702313 2017-03-13

Publications (1)

Publication Number Publication Date
WO2018167029A1 true WO2018167029A1 (fr) 2018-09-20

Family

ID=68321427

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2018/056184 WO2018167029A1 (fr) 2017-03-13 2018-03-13 Procédé de fonctionnement d'une dresseuse à rouleaux et dresseuse à rouleaux

Country Status (5)

Country Link
EP (1) EP3595824B1 (fr)
JP (1) JP2020509940A (fr)
CN (1) CN110402172B (fr)
DE (1) DE102018203734A1 (fr)
WO (1) WO2018167029A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020172694A3 (fr) * 2019-02-28 2020-11-12 Evg Entwicklungs- U. Verwertungs-Gesellschaft M.B.H. Procédé et dispositif de redressage d'un matériau en fil ou en bande
WO2022229850A1 (fr) * 2021-04-27 2022-11-03 Evg Entwicklungs- U. Verwertungs-Gesellschaft M.B.H. Machine d'alignement de fil et procédé de redressage de fil ou de matériau en bande

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111069344A (zh) * 2019-12-30 2020-04-28 昆山全亚冠环保科技有限公司 一种用于靶材背板的精密矫直工艺
CN111633060B (zh) * 2020-05-14 2022-07-19 太原科技大学 一种基于动态边辊及弯辊矫直方法
CN111633058B (zh) * 2020-05-14 2022-05-31 太原科技大学 一种板材矫直方法及系统
CN111611699B (zh) * 2020-05-14 2023-09-22 太原科技大学 一种获取板材残余应力分布特征的智能矫直机

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0551658B1 (fr) 1992-01-16 1995-06-21 Sms Schloemann-Siemag Aktiengesellschaft Méthode pour le dressage des tôles
FR2732913A1 (fr) * 1995-04-14 1996-10-18 Clecim Sa Planeuse a rouleaux imbriques et procede de mise en oeuvre d'une telle planeuse
EP0946312A1 (fr) * 1996-12-20 1999-10-06 WITELS APPARATE-MASCHINEN ALBERT GmbH & Co. KG Procede de deroulement automatique d'un processus de dressage
FR2893520A1 (fr) * 2005-11-22 2007-05-25 Vai Clecim Soc Par Actions Sim Procede de planage d'un produit plat sous forme de bande ou de tole dans une machine a planer a rouleaux imbriques et installation de planage permettant la mise en oeuvre du procede.
US20130327109A1 (en) 2011-02-24 2013-12-12 Jp Steel Plantech Co. Roller leveler and metal sheet flattening method
CN102672003B (zh) * 2011-03-07 2015-04-01 宁波宝新不锈钢有限公司 不锈钢带钢拉矫机机组的工艺参数设定方法
EP2988885A1 (fr) 2013-04-23 2016-03-02 SMS group GmbH Dresseuse à réglage individuel et dispositif de changement d'outil

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5884614A (ja) * 1981-11-13 1983-05-20 Sumitomo Metal Ind Ltd ロ−ラ・レベラ
US4881392A (en) * 1987-04-13 1989-11-21 Broken Hill Proprietary Company Limited Hot leveller automation system
FR2732912A1 (fr) * 1995-04-14 1996-10-18 Clecim Sa Planeuse a rouleaux imbriques
JPH09122756A (ja) * 1995-10-31 1997-05-13 Kawasaki Steel Corp ローラレベラの長手方向反り制御方法
JP2004243386A (ja) * 2003-02-14 2004-09-02 Nippon Steel Corp ローラ矯正におけるロール位置設定方法
JP4798983B2 (ja) * 2004-10-28 2011-10-19 日新製鋼株式会社 ロール矯正機通板時の残留応力推定方法
CN102784814B (zh) * 2011-05-19 2014-07-23 宝山钢铁股份有限公司 宽厚金属板材矫直机弯辊补偿方法
DE102012204074A1 (de) * 2012-03-15 2013-09-19 Sms Siemag Ag Vorrichtung zum Richten von Metallband

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0551658B1 (fr) 1992-01-16 1995-06-21 Sms Schloemann-Siemag Aktiengesellschaft Méthode pour le dressage des tôles
FR2732913A1 (fr) * 1995-04-14 1996-10-18 Clecim Sa Planeuse a rouleaux imbriques et procede de mise en oeuvre d'une telle planeuse
EP0946312A1 (fr) * 1996-12-20 1999-10-06 WITELS APPARATE-MASCHINEN ALBERT GmbH & Co. KG Procede de deroulement automatique d'un processus de dressage
FR2893520A1 (fr) * 2005-11-22 2007-05-25 Vai Clecim Soc Par Actions Sim Procede de planage d'un produit plat sous forme de bande ou de tole dans une machine a planer a rouleaux imbriques et installation de planage permettant la mise en oeuvre du procede.
US20130327109A1 (en) 2011-02-24 2013-12-12 Jp Steel Plantech Co. Roller leveler and metal sheet flattening method
CN102672003B (zh) * 2011-03-07 2015-04-01 宁波宝新不锈钢有限公司 不锈钢带钢拉矫机机组的工艺参数设定方法
EP2988885A1 (fr) 2013-04-23 2016-03-02 SMS group GmbH Dresseuse à réglage individuel et dispositif de changement d'outil

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020172694A3 (fr) * 2019-02-28 2020-11-12 Evg Entwicklungs- U. Verwertungs-Gesellschaft M.B.H. Procédé et dispositif de redressage d'un matériau en fil ou en bande
CN113382812A (zh) * 2019-02-28 2021-09-10 Evg有限公司 用于矫直线材或带状材料的方法和设备
CN113382812B (zh) * 2019-02-28 2023-08-29 Evg有限公司 用于借助于矫直设备矫直材料的方法和设备
WO2022229850A1 (fr) * 2021-04-27 2022-11-03 Evg Entwicklungs- U. Verwertungs-Gesellschaft M.B.H. Machine d'alignement de fil et procédé de redressage de fil ou de matériau en bande

Also Published As

Publication number Publication date
JP2020509940A (ja) 2020-04-02
EP3595824A1 (fr) 2020-01-22
EP3595824C0 (fr) 2023-06-07
CN110402172A (zh) 2019-11-01
DE102018203734A1 (de) 2018-09-13
CN110402172B (zh) 2022-02-25
EP3595824B1 (fr) 2023-06-07

Similar Documents

Publication Publication Date Title
EP3595824B1 (fr) Procédé de fonctionnement d'une dresseuse à rouleaux
EP0618020B1 (fr) Procédé pour laminer d'un feuillard
EP2477764B1 (fr) Procédé et dispositif pour le dressage par traction et flexion continu de bandes métalliques
EP1074317B1 (fr) Procédé pour le laminage flexible d'une bande métallique
EP2691188B1 (fr) Procédé permettant de faire fonctionner un train de laminoir
DE60016999T2 (de) Verfahren und Vorrichtung zum Regeln der Bandform beim Bandwalzen
WO2013135688A1 (fr) Dispositif servant à redresser une bande métallique
DE102006011975A1 (de) Betriebsverfahren für ein Walzwerk zum Walzen eines bandförmigen Walzguts
DE112007000641B4 (de) Kontinuierliche Kaltwalzanlage
EP3595823B1 (fr) Procédé pour faire fonctionner une dresseuse à galets et dresseuse à galets
AT522234A1 (de) Verfahren und Vorrichtung zum Geraderichten von Draht oder Bandmaterial
WO2013020814A1 (fr) Installation de laminage et procédé de laminage
EP0602492B1 (fr) Laminoir à plusieurs cylindres
EP3208673B1 (fr) Étalonnage en ligne d'une emprise de laminage d'une cage de laminoir
EP3325186B1 (fr) Installation et procédé destinés à l'élimination de défauts de planéité d'un produit plat métallique
DE19962754A1 (de) Verfahren zum flexiblen Walzen eines Metallbandes
EP1080800B1 (fr) Procédé pour le laminage flexible d'une bande métallique
DE3401894A1 (de) Verfahren zum herstellen von walzband mit hoher bandprofil- und bandplanheitsguete
EP3432719B1 (fr) Méthode pour mésurer la distribution de masse
DE102004041328A1 (de) Verfahren zum Betreiben eines Walzgerüsts eines Walzwerks
DE2337377C3 (de) Vorrichtung zum Richten von Profüträgem
DE19939166B4 (de) Verfahren zum flexiblen Walzen eines Metallbandes
EP4353375A1 (fr) Procédé de détermination de variables de réglage d'une cage de laminoir, programme de commande correspondant, dispositif de commande muni d'un tel programme de commande et cage de laminoir muni d'un tel dispositif de commande
EP1448321A1 (fr) Reglage de position inclinee
EP4166255A1 (fr) Procédé d'assemblage de bords et/ou de surfaces d'un profilé, agencement de rouleaux d'assemblage et installation de profilage

Legal Events

Date Code Title Description
DPE2 Request for preliminary examination filed before expiration of 19th month from priority date (pct application filed from 20040101)
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 18713140

Country of ref document: EP

Kind code of ref document: A1

ENP Entry into the national phase

Ref document number: 2019550153

Country of ref document: JP

Kind code of ref document: A

NENP Non-entry into the national phase

Ref country code: DE

ENP Entry into the national phase

Ref document number: 2018713140

Country of ref document: EP

Effective date: 20191014