EP1083010B1 - Procédé de réglage pour deux éléments de protection et transporteur à rouleaux associé - Google Patents

Procédé de réglage pour deux éléments de protection et transporteur à rouleaux associé Download PDF

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Publication number
EP1083010B1
EP1083010B1 EP00119517A EP00119517A EP1083010B1 EP 1083010 B1 EP1083010 B1 EP 1083010B1 EP 00119517 A EP00119517 A EP 00119517A EP 00119517 A EP00119517 A EP 00119517A EP 1083010 B1 EP1083010 B1 EP 1083010B1
Authority
EP
European Patent Office
Prior art keywords
screening elements
roller path
adjusting
centre
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.)
Expired - Lifetime
Application number
EP00119517A
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German (de)
English (en)
Other versions
EP1083010A2 (fr
EP1083010A3 (fr
Inventor
Hermann Thiel
Jürgen Seidel
Peter Holterhoff
Markus Cramer
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
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Filing date
Publication date
Application filed by SMS Demag AG filed Critical SMS Demag AG
Publication of EP1083010A2 publication Critical patent/EP1083010A2/fr
Publication of EP1083010A3 publication Critical patent/EP1083010A3/fr
Application granted granted Critical
Publication of EP1083010B1 publication Critical patent/EP1083010B1/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
    • 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
    • B21B45/02—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 for lubricating, cooling, or cleaning
    • B21B45/0203—Cooling
    • B21B45/0209—Cooling devices, e.g. using gaseous coolants
    • B21B45/0215—Cooling devices, e.g. using gaseous coolants using liquid coolants, e.g. for sections, for tubes
    • B21B45/0218—Cooling devices, e.g. using gaseous coolants using liquid coolants, e.g. for sections, for tubes for strips, sheets, or plates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B2261/00—Product parameters
    • B21B2261/20—Temperature
    • B21B2261/21—Temperature profile

Definitions

  • Such an adjustment method and the roller table corresponding thereto are For example, from DE 32 30 866 C2.
  • JP-A-61 238 414 describes such a cooling device.
  • a temperature comparison dictates how far a right and a left left drain box are moved under a nozzle bar back and forth.
  • curvature of the metal strip by a measuring device determined and taken into account in the separate method of the discharge boxes.
  • a device in which a hot Steel plate is passed from a rolling stand in a cooling device. It will the hot steel plate is detected by measuring devices in their width. The determined Width is used to arrange vertically aligned edging sheets that the hot steel plate is shielded by a right and a left edging plate becomes. The edging plates are positioned laterally of the steel plate.
  • JP-A-59 232 235 shows a device, in the shielding a cooling medium from the surface of a hot steel plate. To set the Shielding the position of the hot steel plate is determined by sensors.
  • JP-A-01 062 208 in a cooling device, the center of a strip determined by the edges of the strip detected by a thermometer become.
  • a control device a device is addressed, which the baffles laterally adjusted. By such a measurement will also noted a curvature of the strip.
  • Metal strips are cooled in the prior art to produce desired metallurgical To achieve properties. Since the edge areas of the metal strip in the Usually colder than the central region, it is a cooling medium in the prior art shielded from the edge regions of the metal strip. This should be a uniform temperature distribution can be achieved behind the cooling section.
  • the object of the present invention is an adjustment method for two shielding and a corresponding roller table available to provide, by means of which an even more uniform temperature profile in the Metal strip is achievable.
  • the problem is solved for the adjustment process in that a distance of the Bandmitte is detected by the roller conveyor center, the shielding with respect to the Roller table center be adjusted asymmetrically and the distance through the asymmetrical Adjustment of the shielding is compensated.
  • the task for the roller table is achieved in that the shielding elements of adjusting drives with respect to the roller table center asymmetric are adjustable, that it has a sensor device by means of which a distance of the band center from the roller table center is detectable, and that the sensor device is coupled control technology with the adjusting drives.
  • Roller table can in the presence of appropriate sensor devices and hereby corresponding detection of the corresponding deviations, in particular a distance of the center of the middle of the roller table, an asymmetry of the Temperature variation over the bandwidth in front of the shielding and an asymmetry the temperature profile across the bandwidth behind the shielding recorded and compensated.
  • the roller table is structurally particularly simple, if the shielding are arranged above the roller table, the shielding as in the transport direction extending longitudinal grooves are formed and the cooling medium of fed to the longitudinal grooves transversely to the transport direction extending transverse grooves becomes.
  • a roller table has a plurality of transport rollers 1, on which a metal strip 2 is transported in a transport direction x.
  • the roller table has a roller table center 3.
  • the metal band has a band beginning 4, a band center 5 and a metal band width b.
  • the metal band 2 extends over the metal strip width b from an edge region 6 to a further edge region 6.
  • the metal strip has in front of a generally designated 7 cooling section on the Metal bandwidth b a temperature profile. Also behind the cooling section 7 the metal strip 2 has a temperature profile over the metal strip width b.
  • the metal strip 2 In the region of the cooling section 7, the metal strip 2 with a cooling medium 8, z. As water 8, applied so that it is cooled.
  • shielding elements 9 are arranged, by means of which the cooling medium 8 of the Edge regions 6 of the metal strip 2 can be shielded.
  • the shielding 9 be adjusted by adjusting 10 so that the temperature over the metal strip width b seen in the transport direction x behind the shielding 9 is approached a desired temperature profile.
  • the setpoint temperature profile is a uniform temperature distribution over the bandwidth b.
  • each shielding element 9 its own adjusting drive 10 assigned, by means of which he mechanically independent of the other Shielding element 9 is adjustable.
  • the shielding elements 9 via a differential gear 12, z. B. a planetary gear 12, coupled together.
  • the shielding elements 9 of the one adjustment symmetrical to each other and from the other adjustment mechanically antisymmetric adjusted to each other.
  • the temperature profiles is in front of and behind the shielding elements 9 each have a sensor device 13, 14 are arranged. Due to the recorded temperature profiles is an asymmetry of the temperature curves over the bandwidth b in Transport direction x seen before and behind the shielding 9 detected.
  • the corresponding asymmetries are input to a controller 15, which is associated with the adjusting drives 10.
  • the control device 15 determined then corresponding adjustments for the shielding 9, so that the Asymmetries of the temperature profiles in front of and behind the shielding elements 9 be compensated.
  • the metal strip 2 has a strip beginning 4.
  • the adjustment drives 10 of a control unit 16 presets predetermined, to which the shielding elements 9 are set in advance.
  • the shielding 9 then from the adjustment drives 10 according to the detected asymmetries the temperature gradients and corresponding to the detected distance d Adjusted settings.
  • the adjustments are made by the control device 15 of the control unit 16 transmitted.
  • the control unit 16 modifies based on the Nachein sueden the default settings.
  • the shielding 9 then in advance on the modified Presets set. This results in a self-learning behavior of the adjustment process.
  • FIG. 3 shows schematically the determination of the settings for the shielding elements 9.
  • the sensor devices 13, 14 are provided with correction value detectors 17, 18 connected.
  • the correction value determiners 17, 18 determine from the detected temperature distribution in front of or behind the shielding 9 a Asymmetry value for the edge regions 6 and from this a Verstellasymmetrie for the shielding 9th
  • the sensor device 13 is further connected to a tape position determiner 19. This determined from the detected temperature profile, the distance d of the band center 5 from the roller table center 3.
  • the determined correction values and the determined distance are the control device 15 predetermined.
  • the controller 15 are further from the control unit Preset 16 default settings.
  • the control device 15 determines corresponding adjustments for the shield 9.
  • These newly determined Settings are sent to the Control unit 16 is returned, so that they correspond to the default settings can modify.
  • the shielding elements 9 as a simple baffles 9 formed, which are adjusted by means of the threaded spindles 11.
  • the shielding elements 9 are formed as longitudinal grooves 9, in the transport direction x run.
  • the cooling medium 8 collected by them is fed to transverse channels 20, which run transversely to the transport direction x. Of these, the cooling medium 8 then discharged to the outside.
  • FIGS Querrinnen 20 between the adjusting 10 and the roller table arranged.
  • the shielding 9 instead of threaded spindles 11 adjusted by roller chain drives 21.
  • the transverse channels 20 protect the adjustment drives 10 and / or the adjusting elements 11 and 21 against overheating and before possible uproar of the beginning of the strip 4.
  • An attachment as well as the adjustment the shielding elements 9 can be seen in the transport direction x according to FIG take place in two positions.
  • the shielding elements 9 are arranged over the roller table. In principle, it would also be possible to have such a shielding arrangement to arrange below the roller table.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
  • Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)
  • Rollers For Roller Conveyors For Transfer (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
  • Spinning Or Twisting Of Yarns (AREA)

Claims (15)

  1. Procédé de réglage pour deux éléments de protection (9),
    une bande métallique (2), présentant une largeur (b) de bande métallique, un centre (5) de bande et des zones (6) de bord, étant transportée sur un train de rouleaux avec un centre (3) de trains de rouleaux dans un sens de transport (x)
    la bande métallique (2) présentant sur la largeur (b) de la bande métallique une allure de température,
    un agent de refroidissement (8) étant éloigné des zones (6) de bord de la bande métallique (2) au moyen d'élément de protection (9).
    les éléments de protection (9) étant réglés de telle manière que l'allure de la température, dans le sens du transport, s'approche, en aval des éléments de protection (9) d'une allure de température de consigne,
    caractérisé en ce qu'une distance (d) au centre (5) de la bande est déterminée par rapport au centre (3) du train de rouleaux, les éléments de protection (9) sont réglés asymétriquement par rapport au centre du train de rouleaux (3) et la distance (d) est compensée par le réglage asymétrique des éléments de protection (9).
  2. Procédé de réglage selon la revendication 1, caractérisé en ce qu'une asymétrie de l'allure de température sur la largeur (b) de la bande est déterminée en amont des éléments de protection (9) dans le sens de transport (x) et l'asymétrie est compensée par le réglage asymétrique des éléments de protection (9).
  3. Procédé de réglage selon l'une quelconque des revendications 1 ou 2, caractérisé en ce qu'une asymétrie de l'allure de température sur la largeur (b) de la bande est déterminée en aval des éléments de protection (9) dans le sens du transport (x) et l'asymétrie est compensée par le réglage asymétrique des éléments de protection (9).
  4. Procédé de réglage selon l'une ou plusieurs des revendications 1 à 3, caractérisé en ce que les éléments de protection (9) sont réglés de manière mécaniquement indépendante les uns des autres par à chaque fois un dispositif de réglage (10) qui leur est propre.
  5. Procédé de réglage selon l'une ou plusieurs des revendications 1 à 4, caractérisé en ce que les éléments de protection (9) sont réglés, par rapport au centre (3) du train de rouleaux, mécaniquement et symétriquement par un dispositif de réglage (10) et mécaniquement et asymétriquement par un autre dispositif de réglage (10).
  6. Procédé de réglage selon l'une ou plusieurs des revendications 1 à 5, caractérisé en ce que
    la bande métallique (2) présente un début (4) de bande,
    avant l'introduction du début (4) de la bande dans le train de rouleaux, les dispositifs de réglage (10) sont préréglés par une unité de commande (16),
    après l'introduction du début (4) de la bande dans le train de rouleaux, les éléments de protection (9) sont réglés par les dispositifs de réglage (10) à des post-réglages,
    les post-réglages sont transmis à l'unité de commande (16) et
    l'unité de commande (16) modifie les préréglages en fonction des post-réglages.
  7. Train de rouleaux avec un centre (3) de train de rouleau pour le transport d'une bande métallique (2) présentant une largeur (b) de bande et un centre (5) de bande dans un sens de transport (x), un agent de refroidissement (8) pouvant être éloigné au moyen d'éléments de protection (9) des zones de bord (6) de la bande métallique (2), caractérisé en ce que
    les éléments de protection (9) peuvent être réglés asymétriquement par rapport au centre (3) du train de rouleaux par des dispositifs de réglage (10),
    il présente un dispositif à capteur (13) au moyen duquel une distance (d) du centre (5) de la bande par rapport au centre (3) du train de rouleaux peut être détectée et
    le dispositif à capteur (13) peut être couplé par une technique de réglage aux dispositifs de réglage (10).
  8. Train de rouleaux selon la revendication 7, caractérisé en ce qu'il présente un dispositif à capteur (13) au moyen duquel une asymétrie de l'allure de température sur la largeur (b) de la bande peut être détectée en amont des éléments de protection (9) dans le sens du transport (x) et que le dispositif à capteur (13) est couplé par une technique de réglage aux dispositifs de réglage (10).
  9. Train de rouleaux selon la revendication 7 ou 8, caractérisé en ce qu'il présente un dispositif à capteur (14) au moyen duquel une asymétrie de l'allure de température sur la largeur (b) de la bande peut être détectée en amont des éléments de protection (9) dans le sens du transport (x) et en ce que le dispositif à capteur (13) est couplé par une technique de réglage aux dispositifs de réglage (10).
  10. Train de rouleaux selon l'une quelconque des revendications 7 à 9, caractérisé en ce que les éléments de protection (9) peuvent être réglés, par rapport au centre (3) du train de rouleaux, mécaniquement et symétriquement par un dispositif de réglage (10) et mécaniquement et asymétriquement par l'autre dispositif de réglage (10).
  11. Train de rouleaux selon l'une quelconque des revendications 7 à 10, caractérisé en ce que les éléments de protection (9) sont réglables de manière mécaniquement indépendante l'un de l'autre par à chaque fois un dispositif de réglage (10) qui leur est propre.
  12. Train de rouleaux selon la revendication 10 ou 11, caractérisé en ce que
    il présente une unité de commande (16) au moyen de laquelle des préréglages des dispositifs de réglage (10) peuvent être prédéfinis pour les éléments de protection (9)
    les post-réglages auxquels les éléments de protection (9) sont réglés par les dispositifs de réglage (10) peuvent être transmis par les dispositifs de réglage (10) à l'unité de commande (16), et
    les post-réglages sont transmis à l'unité de commande (16) et
    les préréglages sont modifiés par l'unité de commande (16) en fonction des post-réglages.
  13. Train de rouleaux selon l'une quelconque des revendications 7 à 12, caractérisé en ce que les éléments de protection (9) sont disposés au-dessus du train de rouleaux, que les éléments de protection (9) sont réalisés sous forme de rigoles longitudinales s'étendant dans le sens du transport (x) et que l'agent de refroidissement (8) est amené par les rainures longitudinales aux rigoles (20) transversales s'étendant transversalement par rapport au sens du transport (x).
  14. Train de rouleaux selon la revendication 13, caractérisé en ce que les rigoles transversales (20) sont agencées entre les dispositifs de réglage (10) et le train de rouleaux.
  15. Train de rouleaux selon l'une quelconque des revendications 7 à 14, caractérisé en ce que les éléments de protection (9) sont réglables par les dispositifs de réglage (10) via des broches filetées (11), des dispositifs d'entraínement à chaíne à rouleaux (21) ou des tringles à leviers.
EP00119517A 1999-09-10 2000-09-07 Procédé de réglage pour deux éléments de protection et transporteur à rouleaux associé Expired - Lifetime EP1083010B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19943288A DE19943288A1 (de) 1999-09-10 1999-09-10 Verstellverfahren für zwei Abschirmelemente und zugehöriger Rollgang
DE19943288 1999-09-10

Publications (3)

Publication Number Publication Date
EP1083010A2 EP1083010A2 (fr) 2001-03-14
EP1083010A3 EP1083010A3 (fr) 2003-10-08
EP1083010B1 true EP1083010B1 (fr) 2005-09-07

Family

ID=7921476

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00119517A Expired - Lifetime EP1083010B1 (fr) 1999-09-10 2000-09-07 Procédé de réglage pour deux éléments de protection et transporteur à rouleaux associé

Country Status (6)

Country Link
US (1) US6368428B1 (fr)
EP (1) EP1083010B1 (fr)
JP (1) JP2001105017A (fr)
AT (1) ATE303874T1 (fr)
DE (2) DE19943288A1 (fr)
ES (1) ES2247999T3 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5762458A (en) * 1996-02-20 1998-06-09 Computer Motion, Inc. Method and apparatus for performing minimally invasive cardiac procedures
US6132441A (en) 1996-11-22 2000-10-17 Computer Motion, Inc. Rigidly-linked articulating wrist with decoupled motion transmission
DE102008032932A1 (de) * 2008-07-12 2010-01-14 Sms Siemag Aktiengesellschaft Verfahren zum Längsführen eines Walzgutes, insbesondere eines warmgewalzten Stahlbandes und Warmwalzwerk zur Durchführung des Verfahrens
DE102008049537A1 (de) * 2008-09-30 2010-04-01 Sms Siemag Aktiengesellschaft Verfahren und Vorrichtung zum Kühlen eines Vorbandes oder Bandes eines Metallstrangs in einem Warmwalzwerk

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5832511A (ja) * 1981-08-21 1983-02-25 Nippon Kokan Kk <Nkk> 厚鋼板の冷却方法
JPS59232235A (ja) * 1983-06-13 1984-12-27 Kawasaki Steel Corp 熱延鋼板の冷却制御方法
JPS60174833A (ja) * 1984-02-20 1985-09-09 Nippon Steel Corp 熱鋼板の冷却方法
JPS6186021A (ja) * 1984-10-02 1986-05-01 Kawasaki Steel Corp 熱間鋼板の冷却方法
JPS61238414A (ja) * 1985-04-16 1986-10-23 Nippon Kokan Kk <Nkk> 鋼材冷却装置
JPS6462208A (en) * 1987-09-02 1989-03-08 Kawasaki Steel Co Control method for cooling hot rolled strip
JPH0810821A (ja) * 1994-06-28 1996-01-16 Nippon Steel Corp 熱板冷却装置

Also Published As

Publication number Publication date
EP1083010A2 (fr) 2001-03-14
DE19943288A1 (de) 2001-03-15
EP1083010A3 (fr) 2003-10-08
DE50011101D1 (de) 2005-10-13
JP2001105017A (ja) 2001-04-17
US6368428B1 (en) 2002-04-09
ATE303874T1 (de) 2005-09-15
ES2247999T3 (es) 2006-03-16

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