CA2006693C - Method of controlling flatness of strip by rolling mill and an apparatus therefor - Google Patents
Method of controlling flatness of strip by rolling mill and an apparatus thereforInfo
- Publication number
- CA2006693C CA2006693C CA002006693A CA2006693A CA2006693C CA 2006693 C CA2006693 C CA 2006693C CA 002006693 A CA002006693 A CA 002006693A CA 2006693 A CA2006693 A CA 2006693A CA 2006693 C CA2006693 C CA 2006693C
- Authority
- CA
- Canada
- Prior art keywords
- flatness
- strip
- rolls
- rolling mill
- controlling
- 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
Links
- 238000005096 rolling process Methods 0.000 title claims abstract description 54
- 238000000034 method Methods 0.000 title claims description 22
- 238000011156 evaluation Methods 0.000 claims abstract description 34
- 239000002826 coolant Substances 0.000 claims description 37
- 238000010438 heat treatment Methods 0.000 claims description 25
- 238000001816 cooling Methods 0.000 claims description 16
- 239000007921 spray Substances 0.000 claims description 13
- 238000005452 bending Methods 0.000 claims description 8
- 238000012986 modification Methods 0.000 description 10
- 230000004048 modification Effects 0.000 description 10
- 238000004364 calculation method Methods 0.000 description 7
- 230000006870 function Effects 0.000 description 5
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 101000941926 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) Carboxypeptidase Y inhibitor Proteins 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012887 quadratic function Methods 0.000 description 1
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
-
- 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
- B21B37/28—Control of flatness or profile during rolling of strip, sheets or plates
- B21B37/30—Control of flatness or profile during rolling of strip, sheets or plates using roll camber control
- B21B37/32—Control of flatness or profile during rolling of strip, sheets or plates using roll camber control by cooling, heating or lubricating the rolls
-
- 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
- B21B37/28—Control of flatness or profile during rolling of strip, sheets or plates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B27/00—Rolls, roll alloys or roll fabrication; Lubricating, cooling or heating rolls while in use
- B21B27/06—Lubricating, cooling or heating rolls
- B21B27/08—Lubricating, cooling or heating rolls internally
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B27/00—Rolls, roll alloys or roll fabrication; Lubricating, cooling or heating rolls while in use
- B21B27/06—Lubricating, cooling or heating rolls
- B21B27/10—Lubricating, cooling or heating rolls externally
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Metal Rolling (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP333,858/1988 | 1988-12-28 | ||
| JP33385888 | 1988-12-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2006693A1 CA2006693A1 (en) | 1990-06-28 |
| CA2006693C true CA2006693C (en) | 1995-05-16 |
Family
ID=18270732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002006693A Expired - Lifetime CA2006693C (en) | 1988-12-28 | 1989-12-27 | Method of controlling flatness of strip by rolling mill and an apparatus therefor |
Country Status (4)
| Country | Link |
|---|---|
| KR (1) | KR930008327B1 (de) |
| CA (1) | CA2006693C (de) |
| DE (1) | DE3943093C2 (de) |
| FR (1) | FR2640894B1 (de) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0523723A (ja) * | 1991-07-24 | 1993-02-02 | Toshiba Corp | 平坦度測定装置及びこの平坦度測定装置を用いた連続圧延機の制御装置 |
| DE19618995C2 (de) * | 1996-05-10 | 2002-01-10 | Siemens Ag | Verfahren und Einrichtung zur Beeinflussung relevanter Güteparameter, insbesondere des Profils oder der Planheit eines Walzbandes |
| DE19654068A1 (de) * | 1996-12-23 | 1998-06-25 | Schloemann Siemag Ag | Verfahren und Vorrichtung zum Walzen eines Walzbandes |
| CN101384382A (zh) * | 2006-02-17 | 2009-03-11 | 美铝公司 | 在冷轧机中应用感应加热来控制薄板的平直度 |
| KR100832971B1 (ko) * | 2006-12-05 | 2008-05-27 | 주식회사 포스코 | 연연속 압연에서 압연롤의 벤더력 제어방법 |
| KR100951269B1 (ko) * | 2008-04-25 | 2010-04-02 | 주식회사 포스코 | 파인 패스 압연방식을 이용한 평탄도 제어방법 |
| EP2842646A1 (de) * | 2013-08-29 | 2015-03-04 | Siemens Aktiengesellschaft | Verfahren und Vorrichtung zum Temperieren von Walzen |
| DE102014226998A1 (de) * | 2014-12-29 | 2016-06-30 | Siemens Vai Metals Technologies Gmbh | Rolle für eine metallurgische Anlage |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2100470A (en) * | 1981-04-25 | 1982-12-22 | British Aluminium Co Ltd | Working strip material |
| SE8300358D0 (sv) * | 1982-04-30 | 1983-01-25 | Hoesch Werke Ag | Anordning for formstyrning av valsar i metallvalsverk |
| DE3401894A1 (de) * | 1984-01-20 | 1985-07-25 | SMS Schloemann-Siemag AG, 4000 Düsseldorf | Verfahren zum herstellen von walzband mit hoher bandprofil- und bandplanheitsguete |
| JPS60206511A (ja) * | 1984-03-29 | 1985-10-18 | Sumitomo Metal Ind Ltd | 板形状制御方法及びその装置 |
| JPH0638962B2 (ja) * | 1984-10-23 | 1994-05-25 | 株式会社日立製作所 | 圧延機における圧延材の形状制御方法 |
| JPH0716693B2 (ja) * | 1986-01-07 | 1995-03-01 | 新日本製鐵株式会社 | 板圧延における形状制御方法 |
| US4793172A (en) * | 1986-02-24 | 1988-12-27 | Italimpianti Of America Incorporated | Thermal crown controlled rolls |
| JPS63171209A (ja) * | 1987-01-07 | 1988-07-15 | Nippon Steel Corp | 板圧延における形状制御方法およびその装置 |
| DE3811086A1 (de) * | 1987-04-03 | 1988-10-20 | Hitachi Ltd | Pid-reglersystem |
-
1989
- 1989-12-27 CA CA002006693A patent/CA2006693C/en not_active Expired - Lifetime
- 1989-12-27 DE DE3943093A patent/DE3943093C2/de not_active Expired - Lifetime
- 1989-12-28 FR FR8917367A patent/FR2640894B1/fr not_active Expired - Lifetime
- 1989-12-28 KR KR1019890019890A patent/KR930008327B1/ko not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| KR930008327B1 (ko) | 1993-08-30 |
| FR2640894A1 (de) | 1990-06-29 |
| DE3943093A1 (de) | 1990-07-05 |
| CA2006693A1 (en) | 1990-06-28 |
| FR2640894B1 (de) | 1995-03-17 |
| KR900009155A (ko) | 1990-07-02 |
| DE3943093C2 (de) | 1995-05-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKEX | Expiry |