CN102189114A - Roll stand - Google Patents
Roll stand Download PDFInfo
- Publication number
- CN102189114A CN102189114A CN2011100439782A CN201110043978A CN102189114A CN 102189114 A CN102189114 A CN 102189114A CN 2011100439782 A CN2011100439782 A CN 2011100439782A CN 201110043978 A CN201110043978 A CN 201110043978A CN 102189114 A CN102189114 A CN 102189114A
- Authority
- CN
- China
- Prior art keywords
- space
- section
- roll
- surface shape
- pass
- 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
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B13/00—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories
- B21B13/08—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories with differently-directed roll axes, e.g. for the so-called "universal" rolling process
- B21B13/10—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories with differently-directed roll axes, e.g. for the so-called "universal" rolling process all axes being arranged in one plane
- B21B13/103—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories with differently-directed roll axes, e.g. for the so-called "universal" rolling process all axes being arranged in one plane for rolling bars, rods or wire
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B17/00—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling
-
- 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
- B21B27/02—Shape or construction of rolls
- B21B27/024—Rolls for bars, rods, rounds, tubes, wire or the like
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
- Metal Rolling (AREA)
Abstract
The present invention provides a roll stand which comprises at least two rollers. A pass is formed between the surface segments of each roller. The surface segments are composed at least partially through pass clearances on the corresponding rollers. Each pass clearance is provided with a clearance bottom surface and a clearance opening. One area of the clearance opening of at least one roller is provided adjacently with an area of the clearance opening of the pass clearance of a second roller. The pass clearance of the first roller is provided with a clearance segment which comprises a first surface shape in the range of the area of the clearance opening. The pass clearance of the second roller is provided with a clearance segment which comprises a second surface shape in the range of the area of the clearance opening. The roll frame comprises at least one guide roller. The guide roller is provided with a guide section for partially contacting with a rolling stock. The guide section is at least formed through the guide clearance on the guide roller. The guide clearance is at least provided with the following components: a clearance segment which comprises a first surface shape, and a clearance segment which comprises a second surface shape.
Description
Technical field
The present invention relates to a kind of rolling-mill housing with feature of claim 1 preamble.
Background technology
Known by putting into practice, utilize the rolling rolled piece tubular or clavate of rolling-mill housing with at least two rolls.First roll has first axle, and first roll can rotate around first axle.Second roll has second axis, and second roll can rotate around second axis.Be arranged to make them in the surface section of the surface section of first roll and second roll and constitute pass between the surface section of the roll of other setting in case of necessity on each roll of rolling-mill housing, in order to rolling material tubular or clavate.Select the pass shape according to the procedure of processing that will in corresponding rolling-mill housing, implement.Utilize such rolling-mill housing or utilization to comprise that the milling equipment of a plurality of rolling-mill housing that are provided with continuously can be by steel ingot or the rolling rolled piece tubular or clavate of pipe on rolling direction.Finished product tubular or clavate can have circular, but also can have ellipse or for example rectangle or the polygonal shape at angle is arranged, even has the shape of I type beam for example or T type beam or angle steel.
Often using two, three or four rolls in the known rolling-mill housing, they are arranged to make between the surface section that for this reason is provided with of each roll constitute pass, in order to rolling rolled piece tubular or clavate by putting into practice.
By putting into practice in the known rolling-mill housing, known for rolling rolled piece tubular or clavate, the surface section that helps accordingly to form pass of roll constitutes by the pass space on corresponding roll at least in part.Often each roll that uses has the structural form of dish type basically, and its mesothyrid space often is formed on the circumference of dish.General space is cannelure in this case.The cross section of pass space in a plane has the bottom surface, space and is opposite to the space opening of bottom surface, space, and this plane also comprises the axis that the roll rotation is centered on.The space opening constitutes by edge the right and the left side usually, their interstitial starting points.
By putting into practice in the known rolling-mill housing, often each roll is set, so that the surface section that helps to form pass of each roll centers on pass as far as possible fully with small gap each other.In rolling-mill housing, each roll often is arranged to two rolls, a zone of the space opening in a roll Pass space on a side is provided with adjacent to a zone of the space opening in the second roll Pass space, and a zone of the opposed part of the space opening in a roll Pass space is provided with on opposed another side adjacent to a zone of the opposed part of the space opening in the second roll Pass space.In the rolling-mill housing that has more than two rolls, a zone of the space opening in the general at least the first roll Pass space is provided with adjacent to a zone of the space opening in the second roll Pass space.Between each roll, generally has narrow gap.
By putting into practice the known geometry that is used for the cross section in pass space in a large number.According to the number of the roll that forms pass with according to the geometry in the procedure of processing selection pass space of wanting rolling rolled piece and will implement with corresponding rolling-mill housing.The known pass space that has the angle to constitute, the pass space of same known circular arc, the same known pass space that constitutes by a plurality of arc sections in succession.
Also known by practice, a plurality of deflector rolls are set in such rolling-mill housing enter rolled piece pass or that from pass, discharge in order to guiding, they before being arranged on roll on the rolling direction or after, wherein each deflector roll has axis equally, each deflector roll can be around the rotation of described axis.The quantity of general deflector roll equates with the number of the roll that is provided with in rolling-mill housing.Generally also each deflector roll is arranged to, is made each deflector roll be the gap configuration between two rolls.The purpose of deflector roll particularly applies the radial effect power of supporting rolled piece to rolled piece.Deflector roll is arranged to make it that radial effect power is applied to the what is called " side freely " of rolled piece, the surface section that promptly is not rolled in the prior art in rolling-mill housing.This generally is the surface section that is in the zone in gap between two rolls.
Known by putting into practice, deflector roll correspondingly constituted smooth or oval surface section for contact the surface section that is provided with rolled piece.
The corresponding free side of rolled piece is subjected to the rolled piece material to spread Effect on Performance when the distortion in the roll seam perpendicular to the effective range of rolling direction.This spreads can be different from practice estimates and/or change.Guide being not enough or changing equally to the power on the rolled piece of rolled piece thus by the deflector roll radial effect.Under extreme case when in each roll, contacting during for example with a lot of drawing/rolling even not existing fully between deflector roll and the rolled piece.The free side of rolled piece constitutes than the obvious of setting lessly in this case.Known by putting into practice in addition, rolled piece can take place to rotate around rolling axis line when using deflector roll.
Summary of the invention
In face of above-mentioned background, the objective of the invention is to, advise a kind of rolling-mill housing, it can guide better and enter rolled piece pass or that discharge from pass.
Theme by main claim 1 reaches this purpose.All dependent claims and by the favourable form of implementation of explanation in this following description.
The present invention uses at least one deflector roll from such basic conception, the part that it guides the part of the rolling side that produces by a roll and passes through the rolling side of second roll generation.Use deflector roll according to the present invention, it has the guide section that partly contacts with rolled piece, this guide section constitutes by the guide space on deflector roll at least in part, and wherein the cross section of guide space in the plane that also comprises axis has a space section and a space section that comprises the second surface shape that comprises the first surface shape at least.The first surface shape corresponds essentially to the surface configuration of the space section of first roll in the scope in the zone of the space of first roll opening, and this space opening is provided with adjacent to the zone of the space opening in the second roll Pass space.The second surface shape corresponds essentially to the surface configuration of second roll in the space section of second roll in the scope in the zone of the space of second roll opening, and this space opening is provided with adjacent to the zone of the space opening of first roll.
Such form of implementation by deflector roll can reach, and irrespectively guides rolled piece with the formation of free side.So in addition deflector roll can prevent that rolled piece from reversing.
Have at least two rolls according to rolling-mill housing of the present invention.Rolling-mill housing has three rolls or four rolls in a preferred form of implementation.
At least two deflector rolls are set in a kind of preferred form of implementation, and preferred especially three or four deflector rolls are especially preferably just seeming the as many deflector roll of roll, and wherein each deflector roll can have the surface section that constitutes pass in a kind of particularly preferred form of implementation.
A deflector roll or a plurality of deflector roll are arranged on the back of each roll on rolling direction in a kind of particularly preferred form of implementation.Replenish ground or by selecting a deflector roll or a plurality of deflector roll can be arranged on before each roll.
In a kind of preferred form of implementation, the axis of a deflector roll or the axis of a plurality of deflector rolls are substantially equal to the summation (in a form of implementation, whole deflector rolls that the roll of whole uses of rolling-mill housing has identical radius and rolling-mill housing have identical radius) of the radius of the radius of deflector roll and roll to the spacing of the axis of roll.If a deflector roll or a plurality of deflector roll are arranged on before each roll, then especially preferably use this form of implementation.
In the preferred form of implementation of another kind, all roll axis is arranged in the plane and is arranged in second plane that is parallel to this plane with the axis of a deflector roll or the axis of a plurality of deflector rolls.Each plane spacing each other is at least a times of summation of the radius of the radius of deflector roll and roll in a kind of preferred form of implementation.If a deflector roll or a plurality of deflector roll are arranged on after the rolling-mill housing, then especially preferably use this form of implementation.In milling equipment, wherein according to first rolling-mill housing of the present invention before being arranged on second rolling-mill housing on the rolling direction, a deflector roll or a plurality of deflector roll are arranged between two rolling-mill housing, wherein in this particularly preferred form of implementation all roll axis be arranged in the plane and the axis of the axis of a deflector roll or a plurality of deflector rolls is arranged in second plane that is parallel to this plane and each plane spacing each other be roughly the spacing between the pass of the pass of first rolling-mill housing and follow-up rolling-mill housing 1/3rd or be roughly 1/3rd of spacing between the inlet guide device of the pass of first rolling-mill housing and follow-up rolling-mill housing.
In a kind of preferred form of implementation, the radius of deflector roll is less than the radius of roll.The radius of preferred especially deflector roll is less than 0.5 times of the radius of roll.The less radius permission of deflector roll is provided with deflector roll and therefore direct good guiding of carrying out rolled piece after roll Pass near the pass gap of roll Pass especially.
The space section that has the first surface shape on the cross section in guide space in a kind of preferred form of implementation is adjacent to the space section setting with second surface shape.The space section that especially preferably has the first surface shape is directly docked the space section with second surface shape.With the rolling rolled piece of free side of minimum the time, can use especially the deflector roll of such formation.The space section that but has the first surface shape in a kind of particularly preferred form of implementation on the cross section in guide space changes the space section with second surface shape over to by the changeover portion with the 3rd surface configuration.Changeover portion allows to consider free side.Especially preferably constitute the bottom surface, space by the 3rd surface configuration.The 3rd surface configuration can constitute hollow recess.This hollow recess is then held the free side of rolled piece.Hollow recess especially also can have side recess (Hinterschneidung), so that be configured for admitting the free space of free side in deflector roll.
In a kind of particularly preferred form of implementation, on rolling direction, to observe, the space section with first surface shape of first roll is in the space section with first surface shape of deflector roll and overlaps.Replenish ground or press selection, the space section with second surface shape of second roll is in the space section with second surface shape of deflector roll and overlaps.Starting point is, rolled piece in roll Pass the processing joint and rolled piece with the contacting of deflector roll between be out of shape indeformable or only minimumly, layout in each space section of this preferred form of implementation suggestion causes like this, deflector roll can be realized the good guiding of the rolled piece of discharging from roll Pass, because it is arranged on the same position for contact each surface section of being provided with and each surface section of roll with rolled piece, this position has produced the part of the rolling side of rolled piece, and this part only should be contacted by deflector roll now.
The first surface shape is corresponding to the second surface shape in a kind of preferred form of implementation.If first surface shape and second surface shape are smooth or for example are in the pass of the circle of roll the time, then use this form of implementation especially.
First surface shape minute surface is symmetrical in second surface shape formation in a kind of preferred form of implementation.Particularly the cross section of guide space in the plane that also comprises axis has bottom surface, space and space opening, wherein each space section of contiguous voids opening constitutes smooth and is oriented such that they are in angle to the aspect of bottom surface, space and extend, or each space section of contiguous voids bottom surface becomes circular arc to extend and constitutes to make the tangent line of corresponding segmental arc in the zone of space opening be in angle to the direction of bottom surface, space to put in, and the first surface shape is symmetrical in the second surface shape about the axis minute surface of the angle bisector that is equivalent to this angle and constitutes, and is that segmental arc can constitute spill or convex.
By rolling-mill housing of the present invention be used in particular for rolling minor diameter, especially less than rolled piece clavate or tubular of the diameter of 20mm.And according to rolling-mill housing of the present invention at the rolled piece of rolling heat, using when being higher than 900 ℃ the rolling rolled piece of temperature especially.Simultaneously according to rolling-mill housing of the present invention with high mill speed, particularly when surpassing the bar rolling speed of 20m/s, use.
Description of drawings
Below illustrate in greater detail the present invention by the accompanying drawing that embodiment is shown.Wherein:
Fig. 1 according to each deflector roll of the rolling-mill housing of prior art have three freely with the rolled piece of three rolling sides on the diagrammatic top view that engages;
Fig. 2 according to a deflector roll of rolling-mill housing of the present invention have three freely with the rolled piece of three rolling sides on the diagrammatic top view that engages;
Fig. 3 according to each deflector roll of rolling-mill housing of the present invention have three freely with the rolled piece of three rolling sides on the diagrammatic top view that engages, wherein constitute the shape of deflector roll according to first form of implementation;
Fig. 4 according to each deflector roll of rolling-mill housing of the present invention have three freely with the rolled piece of three rolling sides on the diagrammatic top view that engages, wherein constitute the shape of deflector roll according to second form of implementation.
The specific embodiment
What Fig. 1 illustrated clavate has 2,3,4 and three of three rolling sides rolled piece 1 of side 5,6,7 freely.Engaging the respectively surface an of deflector roll 8,9,10 on the side 5,6 and 7 freely.
Fig. 2 illustrates the deflector roll 10 according to rolling-mill housing of the present invention that is not shown in further detail.This deflector roll has guide section 11 in order to partly to contact with rolled piece 12.Constitute guide section 11 by guide space 13.Guide space 13 has the space section 14 and the space section 15 that comprises the second surface shape that comprise the first surface shape in the plane of the axis A that also comprises deflector roll.Space section 14 with first surface shape changes the space section 15 with second surface shape over to by the changeover portion 16 with the 3rd surface configuration.In the cross section of guide space 13 in the plane that also comprises axis A, the space opening 18 that guide space has bottom surface, space 17 and constitutes by two edges.Space section 14, the 15 cambers extension of contiguous voids opening 18 and formation make tangent line 19,20 the directions to space bottom surface 17 of corresponding segmental arc 14,15 in the zone of space opening 18 be in angle [alpha] and put in.The first surface shape of space section 14 is symmetrical in space section 15 about axis (it is equivalent to the angle bisector of angle [alpha]) minute surface and constitutes.
In Fig. 3 and 4 vertical views of selecting, the layout of deflector roll in each roll back of rolling-mill housing is shown with line of vision in contrast to rolling direction.Therefore in the view of Fig. 3 and 4, before each roll, be illustrated in the deflector roll that illustrates later at each roll on the rolling direction.Fig. 3 and Fig. 4 only illustrate two rolls 20,21 layout adjacent one another are.Complete for pass is provided with unshowned the 3rd roll.Equally except that shown in deflector roll 10 two other deflector rolls can also be set, thereby almost center on a pass with each deflector roll fully.
As shown in Fig. 3 and 4, roll 20 and 21 is arranged to make between the surface section of the surface section 23 of first roll 20 and the surface section 24 of second roll 21 and the roll that another does not only show constitute pass, in order to rolling rolled piece tubular or clavate.Constitute the surface section that helps form pass by the pass space on the circumference of corresponding roll 20,21.The space opening 27,28 that the cross section of pass space in a plane has bottom surface, space 25,26 and constitute by two edges, this plane also comprise the axis that the roll rotation is centered on.Among Fig. 3 and Fig. 4 because the view of deflector roll 10 hides the zone of space opening 27 that the zone of the space opening 28 in the pass space that is adjacent to second roll 21 is provided with the pass space of roll 20.The pass space of first roll 20 in this regional scope of its space opening 27 and---because pass space constitute symmetrically---about bottom surface, space 25 in the zone of the opposed part of space opening 27, have the space section that comprises first surface shape 29.The pass space of second roll 21 in this regional scope of its space opening 28 and---because pass space constitute symmetrically---about bottom surface, space 26 in the zone of the opposed part of space opening 28, have the space section that comprises first surface shape 30.
Fig. 3 and Fig. 4 illustrate towards rolling direction and observe, the space section with first surface shape of first roll 20 is in the space section 14 with first surface shape of deflector roll 10 and overlaps, and the space section with second surface shape of same second roll 21 is in the space section 15 with second surface shape of deflector roll 10 and overlaps.
The difference of the form of implementation shown in Fig. 3 and Fig. 4 is to have the moulding of the changeover portion 16 of the 3rd surface configuration.In form of implementation shown in Figure 4, select the curvature of surface section 16 significantly, thereby the bottom surface, space of deflector roll is spaced apart significantly with rolled piece 22 in the form of implementation of Fig. 4.
Also illustrate among Fig. 3 and 4 that the arc of deflector roll 10 extends, with the radius R of the segmental arc of the space section adjacency of space opening.
Claims (6)
1. rolling-mill housing,
Described rolling-mill housing comprises at least two rolls, these rolls have the axis that the roll rotation is centered on respectively, and these rolls are arranged to, in the surface section of the surface section of first roll and second roll and perhaps constitute pass between the surface section of the roll of other setting, in order to rolling rolled piece tubular or clavate, constitute the surface section that helps to form pass accordingly by the pass space on corresponding roll at least in part, and the cross section of pass space in a plane has bottom surface, space and space opening, this plane also comprises the axis that the roll rotation is centered on, and have at least a zone of the space opening in a roll Pass space to be provided with adjacent to a zone of the space opening in the second roll Pass space, and the first roll Pass space has the space section that comprises the first surface shape in this regional scope of its space opening, and the second roll Pass space has the space section that comprises the second surface shape in this regional scope of its space opening; And
Described rolling-mill housing comprises at least one deflector roll, enters rolled piece pass or that discharge in order to guiding from pass, and described deflector roll is before or after being arranged on each roll on the rolling direction, and described deflector roll has the axis that the deflector roll rotation is centered on;
It is characterized in that, deflector roll (10) has guide section in order to partly to contact with rolled piece, described guide section constitutes by the guide space (13) on deflector roll (10) at least in part, and the cross section of guide space (13) in the plane that also comprises axis (A) has one at least and comprise the space section (14) of first surface shape and the space section (15) that comprises the second surface shape.
2. according to the described rolling-mill housing of claim 1, it is characterized in that in the cross section of guide space (13), the space section (14) with first surface shape is provided with adjacent to the space section (15) with second surface shape.
3. according to claim 1 or 2 described rolling-mill housing, it is characterized in that, in the cross section of guide space (13), the space section (14) with first surface shape changes the space section (15) with second surface shape over to by the changeover portion (16) with the 3rd surface configuration.
4. according to one of claim 1 to 3 described rolling-mill housing, it is characterized in that, on rolling direction, observe, the space section with first surface shape of first roll is in the space section (14) with first surface shape of deflector roll (10) and overlaps, and/or the space section with second surface shape of second roll is in the space section (15) with second surface shape of deflector roll (10) and overlaps.
5. according to one of claim 1 to 4 described rolling-mill housing, it is characterized in that the first surface shape is corresponding to the second surface shape.
6. according to one of claim 1 to 5 described rolling-mill housing, it is characterized in that, guide space (13) has bottom surface, space (17) and space opening (18) in the cross section on the plane that also comprises axis (A), and the space section of contiguous voids opening (18) constitutes smooth and is oriented such that the space section puts at an angle to each other to the direction of bottom surface, space (17), or the space section camber of contiguous voids opening (18) extends and formation makes the tangent line (19 of corresponding segmental arc in the zone of space opening (18), 20) to the direction of bottom surface, space (17) at an angle to each other (α) put in, and the first surface shape is symmetrical in the second surface shape about the axis minute surface of the angle bisector that is equivalent to this angle and constitutes.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE201010009593 DE102010009593A1 (en) | 2010-02-26 | 2010-02-26 | Roll stand has two rollers with axes around which rollers rotate and guide roller for guiding rolling stock, where guide roller has guide section for partial contact with rolling stock |
| DE102010009593.1 | 2010-02-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102189114A true CN102189114A (en) | 2011-09-21 |
| CN102189114B CN102189114B (en) | 2015-04-29 |
Family
ID=43975560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110043978.2A Ceased CN102189114B (en) | 2010-02-26 | 2011-02-22 | Roll stand |
Country Status (5)
| Country | Link |
|---|---|
| CN (1) | CN102189114B (en) |
| AT (1) | AT509517B1 (en) |
| DE (1) | DE102010009593A1 (en) |
| IT (1) | IT1403392B1 (en) |
| RU (1) | RU2479368C2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2530591C2 (en) * | 2013-01-16 | 2014-10-10 | Открытое акционерное общество "Российский научно-исследовательский институт трубной промышленности" (ОАО "РосНИТИ") | Pipe mill pass |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3597953A (en) * | 1966-09-05 | 1971-08-10 | Moeller & Neumann Gmbh | Rolling-mill stand for reversing rolling |
| EP0400145A1 (en) * | 1988-11-21 | 1990-12-05 | Vsesojuzny Zaochny Politekhnichesky Institut | Roll stand of rolling mill |
| JPH04178206A (en) * | 1990-11-09 | 1992-06-25 | Ishikawajima Harima Heavy Ind Co Ltd | Rolling mill |
| CN1575877A (en) * | 2003-07-25 | 2005-02-09 | Sms米尔股份有限公司 | Rolling mill for the fabrication of seamless tubes |
| CN2865893Y (en) * | 2005-09-23 | 2007-02-07 | 宝山钢铁股份有限公司 | Triangular guide and guard of continuous mill |
| CN1911544A (en) * | 2005-08-12 | 2007-02-14 | 科克斯技术有限及两合公司 | Rolling mill frame and rolling equipment for rolling material |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1045973A1 (en) * | 1982-03-10 | 1983-10-07 | Предприятие П/Я Р-6335 | Outlet guide |
| SU1692700A1 (en) * | 1989-08-02 | 1991-11-23 | Днепродзержинский Индустриальный Институт Им.М.И.Арсеничева | Method for calibrating rolls of roll guide to thread oval sections to section mill stand |
| DE4112931A1 (en) * | 1991-04-18 | 1992-10-22 | Thaelmann Schwermaschbau Veb | METHOD AND DEVICE FOR ROLLING STEEL AND WIRE |
| RU2048223C1 (en) * | 1991-06-17 | 1995-11-20 | Акционерное общество "Кузнецкий металлургический комбинат" | Roller entry guide for various rolled sections |
| DE4137451C2 (en) * | 1991-11-14 | 1994-07-14 | Kocks Technik | Method and device for setting three rollers or guide rollers forming a common caliber opening |
| JP3759201B2 (en) * | 1994-12-28 | 2006-03-22 | Ｊｆｅスチール株式会社 | Steel bar guide method and guide device |
| AT406644B (en) * | 1997-11-14 | 2000-07-25 | Voest Alpine Ind Anlagen | PRECISION ROLLING METHOD |
| DE19919778A1 (en) * | 1998-12-14 | 2000-07-13 | Sms Demag Ag | Roll stand arrangement for rolling wire |
| RU2180873C2 (en) * | 1999-03-30 | 2002-03-27 | Открытое акционерное общество "Электростальский завод тяжелого машиностроения" | Multistand rolling mill |
| JP4092822B2 (en) * | 1999-08-19 | 2008-05-28 | Ｊｆｅスチール株式会社 | Sizing rolling method of wire rod |
| US6280087B1 (en) * | 1999-10-25 | 2001-08-28 | Mario Fabris | Hydrostatic bearing for a steel mill guide |
-
2010
- 2010-02-26 DE DE201010009593 patent/DE102010009593A1/en not_active Ceased
- 2010-12-27 AT AT21492010A patent/AT509517B1/en not_active IP Right Cessation
-
2011
- 2011-01-27 IT ITRM2011A000031A patent/IT1403392B1/en active
- 2011-02-22 CN CN201110043978.2A patent/CN102189114B/en not_active Ceased
- 2011-02-25 RU RU2011107509/02A patent/RU2479368C2/en active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3597953A (en) * | 1966-09-05 | 1971-08-10 | Moeller & Neumann Gmbh | Rolling-mill stand for reversing rolling |
| EP0400145A1 (en) * | 1988-11-21 | 1990-12-05 | Vsesojuzny Zaochny Politekhnichesky Institut | Roll stand of rolling mill |
| JPH04178206A (en) * | 1990-11-09 | 1992-06-25 | Ishikawajima Harima Heavy Ind Co Ltd | Rolling mill |
| CN1575877A (en) * | 2003-07-25 | 2005-02-09 | Sms米尔股份有限公司 | Rolling mill for the fabrication of seamless tubes |
| CN1911544A (en) * | 2005-08-12 | 2007-02-14 | 科克斯技术有限及两合公司 | Rolling mill frame and rolling equipment for rolling material |
| CN2865893Y (en) * | 2005-09-23 | 2007-02-07 | 宝山钢铁股份有限公司 | Triangular guide and guard of continuous mill |
Also Published As
| Publication number | Publication date |
|---|---|
| IT1403392B1 (en) | 2013-10-17 |
| RU2479368C2 (en) | 2013-04-20 |
| AT509517A3 (en) | 2012-06-15 |
| ITRM20110031A1 (en) | 2011-08-27 |
| AT509517B1 (en) | 2012-09-15 |
| DE102010009593A1 (en) | 2011-09-01 |
| AT509517A2 (en) | 2011-09-15 |
| CN102189114B (en) | 2015-04-29 |
| RU2011107509A (en) | 2012-08-27 |
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