CN1106320A - Process for rolling blocks into products with reversable rolling apparatus - Google Patents
Process for rolling blocks into products with reversable rolling apparatus Download PDFInfo
- Publication number
- CN1106320A CN1106320A CN94118201A CN94118201A CN1106320A CN 1106320 A CN1106320 A CN 1106320A CN 94118201 A CN94118201 A CN 94118201A CN 94118201 A CN94118201 A CN 94118201A CN 1106320 A CN1106320 A CN 1106320A
- Authority
- CN
- China
- Prior art keywords
- section bar
- bar base
- rolling
- rolling unit
- belly
- 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
Links
- 238000005096 rolling process Methods 0.000 title claims abstract description 72
- 238000000034 method Methods 0.000 title claims abstract description 13
- 210000001015 abdomen Anatomy 0.000 claims description 28
- 238000007688 edging Methods 0.000 claims description 17
- 230000002787 reinforcement Effects 0.000 claims description 13
- 238000009749 continuous casting Methods 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 10
- 230000002441 reversible effect Effects 0.000 claims description 8
- 238000005549 size reduction Methods 0.000 claims description 8
- 238000005266 casting Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 7
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000008719 thickening Effects 0.000 claims description 2
- 230000000994 depressogenic effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 1
- 230000009969 flowable effect Effects 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
Images
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
- B21B1/08—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 structural sections, i.e. work of special cross-section, e.g. angle steel
-
- 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
- B21B1/08—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 structural sections, i.e. work of special cross-section, e.g. angle steel
- B21B1/14—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 structural sections, i.e. work of special cross-section, e.g. angle steel in a non-continuous process, i.e. at least one reversing stand
-
- 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
- B21B1/466—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 in a non-continuous process, i.e. the cast being cut before rolling
-
- 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
- B21B1/08—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 structural sections, i.e. work of special cross-section, e.g. angle steel
- B21B1/088—H- or I-sections
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B39/00—Arrangements for moving, supporting, or positioning work, or controlling its movement, combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B39/20—Revolving, turning-over, or like manipulation of work, e.g. revolving in trio stands
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Rolling (AREA)
- Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
Abstract
A method for rolling finished sections from a preliminary section by means of an arrangement of roll stands which comprises two universal stand and an edger arranged between the two universal stands. An edger is arranged ahead of the rolling group. The dimensions of the preliminary section are matched in such a way to the web height, web thickness and/or flange width of the finished section to be rolled that before the preliminary section is introduced into the first universal roll stand, subjected to reduction rolling in a rolling line (W1) with a free outlet extending parallel to the rolling line (W2) of the arrangement of roll stands .
Description
The reversible rolling equipment that the present invention relates to a compact rolling unit of formation of a kind of usefulness is rolled into the section bar base method of finished section bar.Wherein, compact rolling unit is made up of first universal frame that is located at entrance side, second universal frame and a upsetting frame that is located between these two universal frames of being located at outlet side.Be provided with a upsetting frame in the place ahead of the rolling unit of compactness, and the section bar base is the continuous casting section bar base from a continuous casting installation for casting, have at the two ends of the belly of this section bar base and afterwards the corresponding thickening part of finished section bar, and in the following manner section bar base size is coordinated to be worked into belly height such as finished section bar to be rolled, the intended size of belly thickness and/or flange width, promptly, perhaps first universal frame that the section bar base is directly sent into compact rolling unit is rolled, in the rolling unit of this compactness, finally roll into finished section bar then with intended size, perhaps, other in order to obtain, belly height with original given finished section bar to be rolled in the rolling unit of compactness, belly thickness and/or flange width size have the size of error, before the section bar base is sent into first universal frame of compact rolling unit, in the rolling device that is located at compact rolling unit the place ahead, the belly section of section bar base and/or the reinforcement on the edge of a wing are rolled.
Based on following understanding, promptly by from a continuous casting installation for casting, the finished section bar number of directly sending into the different size specification that the section bar base of compact rolling unit rolled out can only be limited, once the someone advised (EP-A-265757), in a unique rolling unit of compactness unique, constant continuous casting section bar base is rolled into the much bigger finished section bar of its final size specification difference, its milling method is, in a upsetting frame that is located at compact rolling unit the place ahead, for example be rolled by belly section or edge of a wing reinforcement to the section bar base, make the distortion of section bar base, and then make it enter compact rolling unit.Like this, the belly section of section bar base is shortened, perhaps can make the belly elongated segment of section bar base based on the flowable reinforcement of adding by upsetting, and the width of according to circumstances also compressible edge of a wing formula reinforcement.In the milling method of the disclosure,, for example the conformability pressure processing is carried out on the edge of a wing of this section bar base immediately following the distortion that can partly be used for the section bar base is carried out size reduction at the compact rolling unit at upsetting frame rear.
This method of proof has shortcoming in the implementation process of this known method, because, the section bar base is being carried out in the rolling process of size reduction, thereby compact rolling unit is can not be for the finish rolling process used and limited the total production capacity of equipment that can reach with this method.
Task of the present invention is to improve above disclosed method, and the production capacity of rolling equipment and utilization rate are improved.
The technical scheme that solves this task is, one with the roll line of compact rolling unit roll line parallel, that be provided with free export on the section bar base is rolled deformation processing, and traversing the section bar base after the reduction distortion to a anterior position near compact rolling unit, send into the rolling unit of this compactness again.
Can reach following purpose by this method, promptly, under the situation that can have nothing to do the section bar base is carried out the rolling deformation processing of size reduction in operation with the rolling unit of compactness, in other words, can in the rolling unit of compactness, be rolled into finished section bar to the section bar base behind the size reduction, and meanwhile, on parallel roll line, next section bar base is being carried out the rolling deformation processing of size reduction.
In order to implement method of the present invention, a rolling equipment can be set on parallel roll line, this rolling equipment has an edging mill, depresses in order to the edge of a wing reinforcement to the section bar base, makes the belly section of section bar base be able to jumping-up; The present invention also stipulates, can be provided with one and attach troops to a unit in the horizontal framework of above-mentioned edging mill, and this horizontal framework is used for the belly section of section bar base is depressed processing.Another possibility that exists is, the horizontal framework of only establishing an above-mentioned functions on parallel roll line is also for this horizontal framework sets a universal frame, and the roll of this universal frame can be depressed processing to section bar base belly section again to the edge of a wing reinforcement of section bar base.
The present invention also stipulates to have one on the roll line as reversible two roller pony roughing mills edging mill or horizontal framework, that be preferably with the dress rolling roller, at this frame rear a section bar turning device is set.This set provides following possibility, promptly selectively can depress the edge of a wing reinforcement of section bar base with a rolling-mill housing, make the belly section obtain jumping-up, can depress the belly section again, the section bar base is by being overturn by a turning device behind the pony roughing mill, and can carry out another reverse passage, according to circumstances also can carry out the reversible rolling of a plurality of passages.
According to the present invention, when use has the rolling equipment of a heating furnace, wherein, heating furnace is located at the rear of continuous casting installation for casting, but be located at the place ahead of article one roll line, a horizontal rolling-mill housing is set in the place ahead of this heating furnace, carries out predeformation processing in order to edge of a wing reinforcement particularly to section bar base with cast temperature.This set provides following possibility, promptly the section bar base that firm disengaging continuous casting installation for casting is still had a cast temperature carries out predeformation processing, so that before entering heating furnace, dwindle the volume of the edge of a wing reinforcement of section bar base, thereby can improve the utilization rate of heating furnace, and make the temperature distribution homogenization on the section bar base section.
Further illustrate the present invention by the embodiment shown in the accompanying drawing below, accompanying drawing is depicted as:
The schematic top plan view of Fig. 1 mill train,
The schematic top plan view of another form of implementation of Fig. 2 mill train.
As can be seen from Figure 1, in roll line W1, be provided with an edging mill VG, and in the roll line W2 parallel, being provided with a rolling unit of compactness with roll line W1, this rolling unit is made up of universal frame U1 and U2 and the upsetting frame SG that is located between the two.Between two rolling line W1 and W2, be provided with a horizontal transporting equipment QF.From attaching troops to a unit in belly height upset(ting) in edging mill of the continuous casting section bar base heating furnace WO of rolling line W1, that do not illustrate among the figure, the dead slot size of the universal frame U1 of compact rolling unit and U2 is suitable among the dead slot size that makes section bar base belly and the parallel roll line W2.Practice shows that in edging mill VG, each rolling pass can be reduced 300 millimeters to the belly height 60 millimeters of belly height upset(ting)s and after five rolling passes.Edging mill VG only needs a pass, and the mill length of formed weak point, can shorten the distance between first universal frame U1 of edging mill VG and compact rolling unit U1, SG, U2.
Roll line W1 shown in Figure 2 and the situation that is provided with of W2 are with shown in Figure 1 identical.The situation that is provided with of compact rolling unit U1, SG, U2 and horizontal transporting equipment QF is also identical.Here, just the rear of the edging mill VG in rolling line W1 is provided with a horizontal framework HG.This horizontal framework HG according to circumstances also can additionally depress processing to the belly section of section bar base, thereby and can obtain the belly/edge of a wing ratio of section bar base preferably, enter compact rolling unit U1, SG, U2.Owing in the end can reduce the thickness of the edge of a wing formula reinforcement of section bar base in a time by horizontal framework HG, so the reduction of being undertaken by upsetting frame SG in the rolling unit of compactness can correspondingly reduce, and drive motors power that can corresponding reduction upsetting frame SG.
As shown in Figure 1, in another rolling equipment, can be used as the edging mill VG of two roller pony roughing mill structures of edging mill or horizontal framework, preferably install the dress rolling roller and be reversible.Be provided with a turning device KV who dots at the rear of this edging mill VG, as previously mentioned, the turning section bar base that comes out by edging mill of this turning device, and the section bar base after the upset is sent back to edging mill VG carry out reversible rolling.What can also find out from Fig. 1 is that a horizontal pony roughing mill HVG who also dots can be set in the place ahead of heating furnace WO.This horizontal pony roughing mill HVG processed carry out predeformation from the section bar base continuous casting installation for casting that does not illustrate among the figure, that have cast temperature by aforementioned manner before the section bar base enters heating furnace WO.
Claims (5)
1, the reversible rolling equipment of a compact rolling unit of formation of a kind of usefulness is rolled into the section bar base method of finished section bar, wherein, compact rolling unit is by first universal frame that is located at entrance side, second universal frame and a upsetting frame that is located between these two universal frames of being located at outlet side are formed, be provided with a upsetting frame in the place ahead of the rolling unit of compactness, and the section bar base is the continuous casting section bar base from a continuous casting installation for casting, have at the two ends of the belly of this section bar base and afterwards the corresponding thickening part of finished section bar, and in the following manner section bar base size coordinate to be worked into finished section bar to be rolled such as the belly height, the intended size of belly thickness and/or flange width, promptly, perhaps first universal frame that the section bar base is directly sent into compact rolling unit is rolled, in the rolling unit of this compactness, finally roll into finished section bar then with intended size, perhaps, other in order to obtain, with the former belly height that fixes on finished section bar to be rolled in the compact rolling unit of giving, belly thickness and/or flange width size have the size of error, before the section bar base is sent into first universal frame of compact rolling unit, belly section and/or edge of a wing reinforcement to the section bar base in the rolling equipment that is located at compact rolling unit the place ahead carry out the rolling of size reduction, it is characterized in that, at one and compact rolling unit (U1, SG, U2) (W2) is parallel for roll line, the roll line (W1) that is provided with free export is gone up the rolling deformation processing of the section bar base being carried out size reduction, and it is traversing to a close compact rolling unit (U1 the section bar base behind the size reduction, SG, U2) anterior position is sent into the rolling unit of this compactness again.
2, implement the device of method according to claim 1, it is characterized in that, the rolling equipment that is located on the roll line (W1) has an edging mill (VG), depresses in order to the edge of a wing reinforcement to the section bar base, makes the belly section of section bar base be able to jumping-up.
3, according to the described device of claim 2, it is characterized in that having one and attach troops to a unit, depress processing in order to belly section to the section bar base in the horizontal framework (HG) of edging mill (VG).
4, according to the device of claim 1, it is characterized in that having one on the roll line (W1), a section bar base turning device is set at this frame rear as reversible two roller pony roughing mills edging mill or horizontal framework, that be preferably with the dress rolling roller.
5, according to one of claim 1 to 4 or multinomial described have one be located at after the continuous casting installation for casting, the device of heating furnace before article one roll line, it is characterized in that, a horizontal pony roughing mill (HVG) is set in heating furnace the place ahead, carries out predeformation processing in order to edge of a wing reinforcement particularly to section bar base with cast temperature.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4337555A DE4337555A1 (en) | 1993-11-04 | 1993-11-04 | Method for rolling finished profiles from a preliminary profile by means of a roll stand arrangement working in reversing operation |
| DEP4337555.3 | 1993-11-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1106320A true CN1106320A (en) | 1995-08-09 |
| CN1054785C CN1054785C (en) | 2000-07-26 |
Family
ID=6501722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN94118201A Expired - Lifetime CN1054785C (en) | 1993-11-04 | 1994-11-04 | Process for rolling blocks into products with reversable rolling apparatus |
Country Status (9)
| Country | Link |
|---|---|
| EP (1) | EP0653253B1 (en) |
| JP (1) | JPH07195101A (en) |
| KR (1) | KR100307130B1 (en) |
| CN (1) | CN1054785C (en) |
| AT (1) | ATE199331T1 (en) |
| DE (2) | DE4337555A1 (en) |
| ES (1) | ES2155077T3 (en) |
| RU (1) | RU2126302C1 (en) |
| TW (1) | TW288998B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1082850C (en) * | 1996-05-08 | 2002-04-17 | Sms舒路曼-斯玛公司 | Method for operating milling equipment |
| CN103157655A (en) * | 2011-12-16 | 2013-06-19 | Sms米尔股份有限公司 | Rolling of profiles |
| CN111465458A (en) * | 2018-01-19 | 2020-07-28 | 日本制铁株式会社 | Method for manufacturing H-shaped steel |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH073408B2 (en) * | 1985-03-29 | 1995-01-18 | 日本鋼管株式会社 | Pipeline pitting detector |
| DE4415762A1 (en) * | 1994-04-29 | 1995-11-02 | Mannesmann Ag | Method and device for rolling beams from pre-profiles |
| DE19512931A1 (en) * | 1995-03-30 | 1996-10-02 | Mannesmann Ag | Universal stand group and method for rolling continuously cast pre-profiles |
| DE19622740A1 (en) * | 1996-06-07 | 1997-12-11 | Schloemann Siemag Ag | Method for operating a roll stand system |
| DE19628369A1 (en) * | 1996-07-13 | 1998-01-15 | Schloemann Siemag Ag | Process for rolling finished profiles from a preliminary profile |
| DE19729991A1 (en) * | 1997-07-12 | 1999-01-14 | Schloemann Siemag Ag | Process for casting and rolling and a rolling stand arrangement for rolling finished profiles (sheet piling profiles) from a preliminary profile close to the final dimension coming from a continuous casting device |
| DE19730598A1 (en) * | 1997-07-17 | 1999-01-21 | Schloemann Siemag Ag | Method for rolling finished sections from preliminary sections |
| DE19714216A1 (en) * | 1997-04-07 | 1998-10-08 | Schloemann Siemag Ag | Rolling mill for rolling flat steel |
| IT1315029B1 (en) | 2000-08-28 | 2003-01-27 | Danieli Off Mecc | METHOD AND LINE FOR THE LAMINATION OF RAILS OR OTHER SECTIONS |
| RU2620212C1 (en) * | 2016-03-10 | 2017-05-23 | Общество с ограниченной ответственностью "Инновационные металлургические технологии" (ООО "ИНМЕТ") | Method of manufacturing flange beam and casting and rolling complex for its implementation |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3636478C2 (en) * | 1986-10-27 | 1996-10-31 | Schloemann Siemag Ag | Process for rolling finished profiles from a preliminary profile |
-
1993
- 1993-11-04 DE DE4337555A patent/DE4337555A1/en not_active Ceased
-
1994
- 1994-10-22 TW TW083109803A patent/TW288998B/zh not_active IP Right Cessation
- 1994-10-22 DE DE59409664T patent/DE59409664D1/en not_active Expired - Lifetime
- 1994-10-22 EP EP94116696A patent/EP0653253B1/en not_active Expired - Lifetime
- 1994-10-22 ES ES94116696T patent/ES2155077T3/en not_active Expired - Lifetime
- 1994-10-22 AT AT94116696T patent/ATE199331T1/en active
- 1994-11-02 JP JP6269924A patent/JPH07195101A/en active Pending
- 1994-11-03 RU RU94040144A patent/RU2126302C1/en active
- 1994-11-04 CN CN94118201A patent/CN1054785C/en not_active Expired - Lifetime
- 1994-11-04 KR KR1019940028877A patent/KR100307130B1/en not_active IP Right Cessation
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1082850C (en) * | 1996-05-08 | 2002-04-17 | Sms舒路曼-斯玛公司 | Method for operating milling equipment |
| CN103157655A (en) * | 2011-12-16 | 2013-06-19 | Sms米尔股份有限公司 | Rolling of profiles |
| CN103157655B (en) * | 2011-12-16 | 2017-04-12 | Sms 米尔股份有限公司 | Rolling of profiles |
| CN111465458A (en) * | 2018-01-19 | 2020-07-28 | 日本制铁株式会社 | Method for manufacturing H-shaped steel |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH07195101A (en) | 1995-08-01 |
| RU94040144A (en) | 1996-09-10 |
| KR100307130B1 (en) | 2001-12-01 |
| KR950013597A (en) | 1995-06-15 |
| TW288998B (en) | 1996-10-21 |
| EP0653253A1 (en) | 1995-05-17 |
| RU2126302C1 (en) | 1999-02-20 |
| CN1054785C (en) | 2000-07-26 |
| EP0653253B1 (en) | 2001-02-28 |
| DE4337555A1 (en) | 1995-05-11 |
| DE59409664D1 (en) | 2001-04-05 |
| ES2155077T3 (en) | 2001-05-01 |
| ATE199331T1 (en) | 2001-03-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20141104 Granted publication date: 20000726 |