EP4374983A4 - LEVELING CONTROL DEVICE, ROLLING EQUIPMENT THEREOF AND LEVELING CONTROL METHOD - Google Patents

LEVELING CONTROL DEVICE, ROLLING EQUIPMENT THEREOF AND LEVELING CONTROL METHOD Download PDF

Info

Publication number
EP4374983A4
EP4374983A4 EP21956708.8A EP21956708A EP4374983A4 EP 4374983 A4 EP4374983 A4 EP 4374983A4 EP 21956708 A EP21956708 A EP 21956708A EP 4374983 A4 EP4374983 A4 EP 4374983A4
Authority
EP
European Patent Office
Prior art keywords
leveling control
rolling equipment
control device
control method
leveling
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP21956708.8A
Other languages
German (de)
French (fr)
Other versions
EP4374983C0 (en
EP4374983B1 (en
EP4374983A1 (en
Inventor
Hideaki Furumoto
Kiyoshi Kagehira
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.)
Primetals Technologies Japan Ltd
Original Assignee
Primetals Technologies Japan Ltd
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 Primetals Technologies Japan Ltd filed Critical Primetals Technologies Japan Ltd
Publication of EP4374983A1 publication Critical patent/EP4374983A1/en
Publication of EP4374983A4 publication Critical patent/EP4374983A4/en
Application granted granted Critical
Publication of EP4374983C0 publication Critical patent/EP4374983C0/en
Publication of EP4374983B1 publication Critical patent/EP4374983B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
    • B21B37/58—Roll-force control; Roll-gap control
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B2273/00—Path parameters
    • B21B2273/04—Lateral deviation, meandering, camber of product
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
    • B21B37/68—Camber or steering control for strip, sheets or plates, e.g. preventing meandering
    • 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
    • B21B38/02—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product for measuring flatness or profile of strips

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Metal Rolling (AREA)
EP21956708.8A 2021-09-07 2021-09-07 Leveling control device, rolling equipment provided with same, and leveling control method Active EP4374983B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/032839 WO2023037409A1 (en) 2021-09-07 2021-09-07 Leveling control device, rolling equipment provided with same, and leveling control method

Publications (4)

Publication Number Publication Date
EP4374983A1 EP4374983A1 (en) 2024-05-29
EP4374983A4 true EP4374983A4 (en) 2024-10-23
EP4374983C0 EP4374983C0 (en) 2025-10-22
EP4374983B1 EP4374983B1 (en) 2025-10-22

Family

ID=85507279

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21956708.8A Active EP4374983B1 (en) 2021-09-07 2021-09-07 Leveling control device, rolling equipment provided with same, and leveling control method

Country Status (3)

Country Link
EP (1) EP4374983B1 (en)
JP (1) JP7716484B2 (en)
WO (1) WO2023037409A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2026083469A1 (en) * 2024-10-15 2026-04-23 Ｐｒｉｍｅｔａｌｓ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｊａｐａｎ株式会社 Control device for rolling apparatus, rolling facility, control program for rolling apparatus, and control method for rolling apparatus

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080134739A1 (en) * 2005-06-17 2008-06-12 Mitsubishi-Hitachi Metals Machinery, Inc. Shape Detection Device and Shape Detection Method
WO2012086043A1 (en) * 2010-12-24 2012-06-28 三菱日立製鉄機械株式会社 Hot rolling equipment and hot rolling method

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5785607A (en) * 1980-11-14 1982-05-28 Hitachi Ltd Controlling method of plate bending in tandem mill
AT389433B (en) 1986-07-14 1989-12-11 Blum Gmbh Julius DRAWER
JPH04300010A (en) * 1991-03-29 1992-10-23 Kobe Steel Ltd Method for controlling meandering in tandem rolling mill
JPH1133615A (en) * 1997-07-18 1999-02-09 Nkk Corp Meander control method and apparatus in tandem rolling mill
JPH11290921A (en) * 1998-04-09 1999-10-26 Furukawa Electric Co Ltd:The Method and apparatus for controlling shape of rolled material
JP2005007423A (en) * 2003-06-18 2005-01-13 Nippon Steel Corp Equipment arrangement and hot rolling method of hot finish rolling mill
JP6044194B2 (en) * 2011-11-25 2016-12-14 Ｊｆｅスチール株式会社 Leveling control device and control method thereof

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080134739A1 (en) * 2005-06-17 2008-06-12 Mitsubishi-Hitachi Metals Machinery, Inc. Shape Detection Device and Shape Detection Method
WO2012086043A1 (en) * 2010-12-24 2012-06-28 三菱日立製鉄機械株式会社 Hot rolling equipment and hot rolling method

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
HANS WLADIKA ET AL: "Langzeiterfahrung mit einem Planlagemess - und -steuersystem fuer Warmbreitband", STAHL & EISEN,, vol. 7, no. 22, 2 November 1987 (1987-11-02), pages 49 - 102, XP001381413 *
See also references of WO2023037409A1 *

Also Published As

Publication number Publication date
WO2023037409A1 (en) 2023-03-16
JP7716484B2 (en) 2025-07-31
EP4374983C0 (en) 2025-10-22
JPWO2023037409A1 (en) 2023-03-16
EP4374983B1 (en) 2025-10-22
EP4374983A1 (en) 2024-05-29

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