CN102189114B - Roll stand - Google Patents
Roll stand Download PDFInfo
- Publication number
- CN102189114B CN102189114B CN201110043978.2A CN201110043978A CN102189114B CN 102189114 B CN102189114 B CN 102189114B CN 201110043978 A CN201110043978 A CN 201110043978A CN 102189114 B CN102189114 B CN 102189114B
- Authority
- CN
- China
- Prior art keywords
- space
- roll
- deflector roll
- section
- surface shape
- 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.)
- Ceased
Links
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.
Background technology
Known by putting into practice, utilize the rolled piece with the tubular or clavate of the rolling-mill housing rolling of at least two rolls.First roll has first axle, and the first roll can rotate around first axle.Second roll has the second axis, and the second roll can rotate around the second axis.Be arranged to by each roll of rolling-mill housing to make them between the surface section of the roll of the surface section of the first roll and the surface section of the second roll and other setting if desired, form pass, the material of or clavate tubular in order to rolling.Pass shape is selected according to the procedure of processing will implemented in corresponding rolling-mill housing.Utilize such rolling-mill housing or utilization comprise multiple rolling-mill housing arranged continuously in the rolling direction milling equipment can by steel ingot or billet production be tubular or the rolled piece of clavate.Finished product that is tubular or clavate can have circular, but also can have ellipse or have the such as rectangle of angle or polygonal shape, even has the shape of such as I type beam or T-shaped beam or angle steel.
Often using two, three or four rolls by put into practice in known rolling-mill housing, they are arranged to make to form pass between the surface section for this reason arranged of each roll, the rolled piece of or clavate tubular in order to rolling.
By putting into practice in known rolling-mill housing, in order to rolling is tubular or the rolled piece of clavate, known, the surface section contributing to being formed pass accordingly of roll is consisted of the pass space on corresponding roll at least in part.Often each roll used has the structural form of dish type substantially, and its mesothyrid space is often formed in dish circumferentially.General space is cannelure in this case.The cross section of pass space in a plane has bottom surface, space and is opposite to the void openings of bottom surface, space, this plane also comprise roller rotational around axis.Void openings forming with the edge on the left side usually by the right, their interstitial starting points.
By putting into practice in known rolling-mill housing, often each roll is set with small gap each other, so that the surface section contributing to being formed pass of each roll is complete in pass as far as possible.In the rolling-mill housing with two rolls, each roll is often arranged to, a region of the void openings in the pass space of a roll is on a side arranged adjacent to region of the void openings in the pass space of the second roll, and a region of the opposed part of the void openings in the pass space of a roll is arranged on opposed another side adjacent to a region of the opposed part of the void openings in the pass space of the second roll.Have in the rolling-mill housing more than two rolls, generally a region of the void openings in the pass space of at least the first roll is arranged adjacent to region of the void openings in the pass space of the second roll.Between each roll, generally there is narrow gap.
Known in a large number for the geometry of the cross section in pass space by putting into practice.According to the number of roll and the geometry according to the procedure of processing selection pass space of wanting the rolled piece of rolling and will implement by corresponding rolling-mill housing that form pass.There will be a known the pass space that angle is formed, the pass space of same known circular arc, the known equally pass space be made up of multiple arc section in succession.
Also known by practice, multiple deflector roll is set in such rolling-mill housing in order to guide rolled piece that is that enter pass or that discharge from pass, before they are arranged on roll in the rolling direction or after, wherein each deflector roll has axis equally, and each deflector roll can rotate around described axis.The quantity of general deflector roll is equal with the number of the roll arranged in rolling-mill housing.Generally also each deflector roll is arranged to, makes each deflector roll be gap configuration between two rolls.The object of deflector roll particularly, applies to rolled piece the radial forces supporting rolled piece.Deflector roll is arranged to make it radial forces is applied to the what is called " freely side " of rolled piece in the prior art, namely not rolled in rolling-mill housing surface section.This is generally the surface section in the region in the gap be between two rolls.
Known by putting into practice, by deflector roll for contact with rolled piece and the surface section arranged correspondingly forms surface section that is smooth or ellipse.
The corresponding free side of rolled piece perpendicular to the effective range of rolling direction by the impact of spreading performance of rolled piece material when being out of shape in roll seam.This spreads can be different from practice estimates and/or variation.What guide rolled piece thus is inadequate by deflector roll radial effect to the power on rolled piece or is variation equally.In extreme circumstances when such as contacting even not exist completely between deflector roll with rolled piece during a lot of drawing/rolling in each roll.Free side obviously the forming smaller than setting of rolled piece in this case.In addition known by putting into practice, when using deflector roll, rolled piece can occur to rotate around milling axis line.
Summary of the invention
In face of above-mentioned background, the object of the invention is to, advise a kind of rolling-mill housing, it can guide rolled piece that is that enter pass or that discharge from pass better.
The present invention realizes a kind of rolling-mill housing, described rolling-mill housing comprises at least two rolls, these rolls have respectively roller rotational around axis, and these rolls are arranged to, pass is formed between the surface section of the surface section of the first roll and the surface section of the second roll and perhaps other roll arranged, the rolled piece of or clavate tubular in order to rolling, the surface section contributing to accordingly forming pass is formed at least in part by the pass space on corresponding roll, and the cross section of pass space in a plane has bottom surface, space and void openings, this plane also comprise roller rotational around axis, and have at least a region of the void openings in the pass space of a roll to arrange adjacent to a region of the void openings in the pass space of the second roll, and the pass space of the first roll has the space section comprising first surface shape in the scope in this region of its void openings, and the pass space of the second roll has the space section comprising second surface shape in the scope in this region of its void openings, and described rolling-mill housing comprises at least one deflector roll, in order to guide enter pass or the rolled piece of discharging from pass, before or after described deflector roll is arranged on each roll in the rolling direction, described deflector roll have deflector roll rotate around axis, deflector roll has guide section in order to partly to contact with rolled piece, described guide section is consisted of guide space on deflector roll at least in part, and the cross section of guide space in the plane of axis also comprising deflector roll at least has the space section that a space section comprising first surface shape and comprise second surface shape.
The present invention, from such basic conception, uses at least one deflector roll, and it is guided through a part for a part for the rolled side that a roll produces and the rolled side by the second roll generation.Deflector roll is used according to the present invention, it has the guide section with rolled piece part contact, this guide section is consisted of guide space on deflector roll at least in part, and wherein guide space at least has the space section that a space section comprising first surface shape and comprises second surface shape also comprising the cross section in the plane of axis.First surface shape corresponds essentially to the surface configuration of the space section of the first roll in the scope in the region of the void openings of the first roll, and this void openings is arranged adjacent to the region of the void openings in the pass space of the second roll.Second surface shape corresponds essentially to the surface configuration of the second roll in the space section of the second roll in the scope in the region of the void openings of the second roll, and this void openings is arranged adjacent to the region of the void openings of the first roll.
Can be reached by such form of implementation of deflector roll, independently guide rolled piece with the formation of free side.In addition such deflector roll can prevent rolled piece from reversing.
According to rolling-mill housing of the present invention, there are at least two rolls.In a preferred form of implementation, rolling-mill housing has three rolls or four rolls.
In the preferred form of implementation of one, arrange at least two deflector rolls, particularly preferably three or four deflector rolls, particularly preferably just seeming the as many deflector roll of roll, and wherein each deflector roll can have the surface section forming pass in a kind of particularly preferred form of implementation.
In a kind of particularly preferred form of implementation, a deflector roll or multiple deflector roll are arranged on after each roll in the rolling direction.Before addedly or selectively a deflector roll or multiple deflector roll can being arranged on each roll.
In the preferred form of implementation of one, the axis of a deflector roll or the axis of multiple deflector roll 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 deflector roll and the radius of roll to the spacing of the axis of roll.If a deflector roll or multiple deflector roll then particularly preferably use this form of implementation before being arranged on each roll.
In the preferred form of implementation of another kind, whole roll axis is arranged in a plane to be arranged on the axis of a deflector roll or the axis of multiple deflector roll and is parallel in the second plane of this plane.Each plane spacing is each other at least one times of the summation of the radius of deflector roll and the radius of roll in a kind of preferred form of implementation.If after a deflector roll or multiple deflector roll are arranged on rolling-mill housing, then particularly preferably use this form of implementation.Particularly preferably in milling equipment, before being wherein arranged on the second rolling-mill housing in the rolling direction according to the first rolling-mill housing of the present invention, a deflector roll or multiple deflector roll are arranged between two rolling-mill housing, wherein in this particularly preferred form of implementation whole roll axis be arranged in a plane and the axis of a deflector roll or the axis of multiple deflector roll be arranged on be parallel to this plane the second plane in and each plane spacing is each other roughly 1/3rd of spacing between the pass and the pass of follow-up rolling-mill housing of the first rolling-mill housing or be roughly 1/3rd of spacing between the pass and the entrance guiding device of follow-up rolling-mill housing of the first rolling-mill housing.
In the preferred form of implementation of one, the radius of deflector roll is less than the radius of roll.Particularly preferably the radius of deflector roll is less than 0.5 times of the radius of roll.The less radius of deflector roll allows to arrange deflector roll close to the pass gap of the pass of roll especially and therefore direct good guiding of carrying out rolled piece after the pass of roll.
The space section on the cross section of guide space in a kind of preferred form of implementation with first surface shape is arranged adjacent to the space section with second surface shape.The space section particularly preferably with first surface shape directly docks the space section with second surface shape.Especially so that the deflector roll formed like this can be used during minimum free side rolling rolling stock.The space section but on the cross section of guide space in a kind of particularly preferred form of implementation with first surface shape proceeds to the space section with second surface shape by the changeover portion with the 3rd surface configuration.Changeover portion allows to consider free side.Particularly preferably form bottom surface, space by the 3rd surface configuration.3rd surface configuration can form hollow recess.This hollow recess then holds the free side of rolled piece.Hollow recess especially also can have side recess (Hinterschneidung), to be configured for the free space receiving free side in deflector roll.
In the particularly preferred form of implementation of one, observe in the rolling direction, the space section with first surface shape of the first roll is in the space section with first surface shape of deflector roll and overlaps.Addedly or selectively, the space section with second surface shape of the second roll is in the space section with second surface shape of deflector roll and overlaps.Starting point is, the processing joint of rolled piece in the pass of roll and rolled piece and indeformable or be only minimally out of shape between the contact of deflector roll, cause in the layout of each space section of this preferred form of implementation suggestion like this, deflector roll can realize the good guiding of the rolled piece of discharging from the pass of roll, because it is for contact with rolled piece and each surface section of each surface section arranged and roll is arranged on same position, this position has produced the part of the side of the rolling of rolled piece, and this part now only should by guide rollers contact.
In the preferred form of implementation of one, first surface shape corresponds to second surface shape.If first surface shape and second surface shape be smooth or be such as in the pass of the circle of roll time, then use this form of implementation especially.
In the preferred form of implementation of one, first surface shape Mirror Symmetry is formed in second surface shape.Particularly guide space has bottom surface, space and void openings also comprising the cross section in the plane of axis, wherein each space section of contiguous voids opening forms 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 forms to make the tangent line of corresponding segmental arc in the region of void openings be in angle to the direction of bottom surface, space to put in, and first surface shape is formed in second surface shape about the axis Mirror Symmetry of the angle bisector being equivalent to this angle, segmental arc can structure dished or convex.
Be used in particular for rolling minor diameter by rolling-mill housing of the present invention, be less than the clavate of the diameter of 20mm especially or tubular rolled piece.And according to rolling-mill housing of the present invention at the rolled piece of rolling heat, especially using with during temperature rolling rolling stock higher than 900 DEG C.Simultaneously according to rolling-mill housing of the present invention with high mill speed, particularly at the bar rolling speed more than 20m/s time use.
Accompanying drawing explanation
Below by illustrating that the accompanying drawing of embodiment illustrates in greater detail the present invention.Wherein:
Each deflector roll of Fig. 1 rolling-mill housing conventionally has the diagrammatic top view that the rolled piece of the side of three freely with three rollings engages;
Fig. 2 has according to a deflector roll of rolling-mill housing of the present invention the diagrammatic top view that the rolled piece of the side of three freely with three rollings engages;
Fig. 3 has according to each deflector roll of rolling-mill housing of the present invention the diagrammatic top view that the rolled piece of the side of three freely with three rollings engages, and wherein forms the shape of deflector roll according to the first form of implementation;
Fig. 4 has according to each deflector roll of rolling-mill housing of the present invention the diagrammatic top view that the rolled piece of the side of three freely with three rollings engages, and wherein forms the shape of deflector roll according to the second form of implementation.
Detailed description of the invention
The rolled piece 1 of side 5,6,7 freely, 2,3,4 and three, the side with three rollings that Fig. 1 illustrates clavate.Side 5,6 and 7 freely engages the surface of each deflector roll 8,9,10.
Fig. 2 illustrates the deflector roll 10 according to rolling-mill housing of the present invention be not shown in further detail.This deflector roll has guide section 11 in order to partly to contact with rolled piece 12.Guide section 11 is formed by guide space 13.Guide space 13 has the space section 15 that a space section 14 comprising first surface shape and comprise second surface shape in the plane of axis A also comprising deflector roll.The space section 14 with first surface shape proceeds to the space section 15 with second surface shape by the changeover portion 16 with the 3rd surface configuration.In the cross section of guide space 13 in the plane also comprising axis A, the void openings 18 that guide space has bottom surface, space 17 and consists of two edges.Space section 14,15 camber of contiguous voids opening 18 extends and forms to be made the tangent line 19,20 of corresponding segmental arc 14,15 in the region of void openings 18 be in angle [alpha] to the direction of bottom surface, space 17 to put in.The first surface shape of space section 14 is formed in space section 15 about axis (it is equivalent to the angle bisector of angle [alpha]) Mirror Symmetry.
In the top view that Fig. 3 and 4 selects, to illustrate the layout of deflector roll after each roll of rolling-mill housing in contrast to the line of vision of rolling direction.Therefore illustrated in the rolling direction at the deflector roll that each roll illustrates below before each roll in the view of Fig. 3 and 4.Fig. 3 and Fig. 4 only illustrates two roll 21A, 21 layouts adjacent one another are.Complete in order to pass, arranges unshowned 3rd roll.Same two other deflector rolls can also be set except shown deflector roll 10, thus similar completely with each deflector roll around a pass.
As shown in figures 3 and 4, roll 21A and 21 is arranged to make to form pass in the surface section 23 of the first roll 21A and between the surface section 24 of the second roll 21 and the surface section of another roll only do not shown, the rolled piece of or clavate tubular in order to rolling.By corresponding roll 21A, 21 pass space be circumferentially configured with and help form the surface section of pass.The void openings 27,28 that the cross section of pass space in a plane has bottom surface, space 25,26 and consist of two edges, this plane also comprise roller rotational around axis.Because the view of deflector roll 10 hides the region that the region being adjacent to the void openings 28 in the pass space of the second roll 21 arranges the void openings 27 in the pass space of roll 21A in Fig. 3 and Fig. 4.The pass space of the first roll 21A has the space section comprising first surface shape 29 in the scope in this region of its void openings 27 and---because pass space is formed symmetrically about bottom surface, space 25---in the region of the opposed part of void openings 27.The pass space of the second roll 21 has the space section comprising first surface shape 30 in the scope in this region of its void openings 28 and---because pass space is formed symmetrically about bottom surface, space 26---in the region of the opposed part of void openings 28.
Fig. 3 and Fig. 4 illustrates towards rolling direction and observes, the space section with first surface shape of the first roll 21A 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 the moulding of the changeover portion 16 with the 3rd surface configuration.In the form of implementation shown in Fig. 4, select the curvature of surface section 16 significantly, thus the bottom surface, space of deflector roll is spaced apart significantly with rolled piece 22 in the form of implementation of Fig. 4.
The radius R of segmental arc that the arc of deflector roll 10 extends, that adjoin with the space section of void openings is also shown in Fig. 3 and 4.
Claims (11)
1. rolling-mill housing,
Described rolling-mill housing comprises at least two rolls, these rolls have respectively roller rotational around axis, and these rolls are arranged to, pass is formed between the surface section of each roll existed, the rolled piece of or clavate tubular in order to rolling, the surface section contributing to accordingly forming pass is formed at least in part by the pass space on corresponding roll, and the cross section of pass space in a plane has bottom surface, space and void openings, this plane also comprise roller rotational around axis, and have at least a region of the void openings in the pass space of a roll to arrange adjacent to a region of the void openings in the pass space of the second roll, and the pass space of the first roll has the space section comprising first surface shape in the scope in this region of its void openings, and the pass space of the second roll has the space section comprising second surface shape in the scope in this region of its void openings, and
Described rolling-mill housing comprises at least one deflector roll, in order to guide enter pass or the rolled piece of discharging from pass, before or after described deflector roll is arranged on each roll in the rolling direction, described deflector roll have deflector roll rotate around axis;
It is characterized in that, deflector roll (10) has guide section in order to partly to contact with rolled piece, described guide section is consisted of guide space (13) on deflector roll (10) at least in part, and the cross section of guide space (13) in the plane of axis (A) also comprising deflector roll at least has the space section (15) that a space section (14) comprising first surface shape and comprise second surface shape.
2. according to rolling-mill housing according to claim 1, it is characterized in that, in the cross section of guide space (13), the space section (14) with first surface shape of deflector roll is arranged adjacent to the space section (15) with second surface shape of deflector roll.
3. according to rolling-mill housing according to claim 1, it is characterized in that, in the cross section of guide space (13), the space section (14) with first surface shape of deflector roll proceeds to the space section (15) with second surface shape of deflector roll by the changeover portion (16) with the 3rd surface configuration.
4. according to rolling-mill housing according to claim 2, it is characterized in that, in the cross section of guide space (13), the space section (14) with first surface shape of deflector roll proceeds to the space section (15) with second surface shape of deflector roll by the changeover portion (16) with the 3rd surface configuration.
5. according to rolling-mill housing according to claim 1, it is characterized in that, observe in the rolling direction, the space section with first surface shape of the 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 the second roll is in the space section (15) with second surface shape of deflector roll (10) and overlaps.
6. according to rolling-mill housing according to claim 2, it is characterized in that, observe in the rolling direction, the space section with first surface shape of the 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 the second roll is in the space section (15) with second surface shape of deflector roll (10) and overlaps.
7. according to rolling-mill housing according to claim 3, it is characterized in that, observe in the rolling direction, the space section with first surface shape of the 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 the second roll is in the space section (15) with second surface shape of deflector roll (10) and overlaps.
8. according to rolling-mill housing according to claim 4, it is characterized in that, observe in the rolling direction, the space section with first surface shape of the 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 the second roll is in the space section (15) with second surface shape of deflector roll (10) and overlaps.
9. according to the rolling-mill housing described in one of claim 1 to 8 item, it is characterized in that, the first surface shape of deflector roll (10) corresponds to the second surface shape of deflector roll (10).
10. according to the rolling-mill housing described in one of claim 1 to 8 item, it is characterized in that, the cross section of guide space (13) in the plane of axis (A) also comprising deflector roll has bottom surface, space (17) and void openings (18), and the space section of the contiguous voids opening (18) of deflector roll forms smooth and is oriented such that the space section of deflector roll puts at an angle to each other to the direction of bottom surface, space (17), or the space section camber of the contiguous voids opening (18) of deflector roll extends and forms the tangent line (19 making corresponding segmental arc in the region of void openings (18), 20) to bottom surface, space (17) direction at an angle to each other (α) put in, and the first surface shape of deflector roll (10) is formed in the second surface shape of deflector roll (10) about the axis Mirror Symmetry of the angle bisector being equivalent to this angle.
11. according to rolling-mill housing according to claim 9, it is characterized in that, the cross section of guide space (13) in the plane of axis (A) also comprising deflector roll has bottom surface, space (17) and void openings (18), and the space section of the contiguous voids opening (18) of deflector roll forms smooth and is oriented such that the space section of deflector roll puts at an angle to each other to the direction of bottom surface, space (17), or the space section camber of the contiguous voids opening (18) of deflector roll extends and forms the tangent line (19 making corresponding segmental arc in the region of void openings (18), 20) to bottom surface, space (17) direction at an angle to each other (α) put in, and the first surface shape of deflector roll (10) is formed in the second surface shape of deflector roll (10) about the axis Mirror Symmetry of the angle bisector being equivalent to this angle.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102010009593.1 | 2010-02-26 | ||
| 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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102189114A CN102189114A (en) | 2011-09-21 |
| CN102189114B true 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 |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1527751B1 (en) * | 1966-09-05 | 1971-07-15 | Moeller & Neumann Gmbh | Rolling mill for the reversing rolling of bars with at least three rollers |
| SU1045973A1 (en) * | 1982-03-10 | 1983-10-07 | Предприятие П/Я Р-6335 | Outlet guide |
| EP0400145A4 (en) * | 1988-11-21 | 1991-03-13 | Vsesojuzny Zaochny Politekhnichesky Institut | Roll stand of rolling mill |
| 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 |
| JPH04178206A (en) * | 1990-11-09 | 1992-06-25 | Ishikawajima Harima Heavy Ind Co Ltd | Rolling mill |
| 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 |
| DE10334011B3 (en) * | 2003-07-25 | 2004-08-12 | Sms Meer Gmbh | Rolling mill forming seamless steel tube, includes roller end sections to grip and carry the tube or its blank, and inner tool with blank-penetrating section at its end |
| DE102005038574A1 (en) * | 2005-08-12 | 2007-02-15 | Kocks Technik Gmbh & Co. Kg | Roll stand has three or more rollers in form of pulleys whose inner edges form caliber, each roller having peripheral groove with flat central section and outer edges at angle to it |
| 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 |
-
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
Also Published As
| Publication number | Publication date |
|---|---|
| IT1403392B1 (en) | 2013-10-17 |
| CN102189114A (en) | 2011-09-21 |
| DE102010009593A1 (en) | 2011-09-01 |
| AT509517B1 (en) | 2012-09-15 |
| RU2479368C2 (en) | 2013-04-20 |
| AT509517A3 (en) | 2012-06-15 |
| AT509517A2 (en) | 2011-09-15 |
| RU2011107509A (en) | 2012-08-27 |
| ITRM20110031A1 (en) | 2011-08-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7757531B2 (en) | Convex roll used for influencing the profile and flatness of a milled strip | |
| CN102215989B (en) | Process for producing t-bar steel and series of rolling devices | |
| CN102189114B (en) | Roll stand | |
| CN104302413B (en) | Backing roll | |
| US3538732A (en) | Method and apparatus for producing channel steels | |
| US11364524B2 (en) | Method for producing H-shaped steel | |
| JP2014061528A (en) | Continuous rolling equipment | |
| JP4238198B2 (en) | Skin pass rolling machine and rolling method thereof | |
| JP2015054334A (en) | Rolling method of metal strip | |
| US3383896A (en) | Continuous small section rolling mill line | |
| EP0302151A1 (en) | Method of controlling strip crown in planetary rolling | |
| EP3257597B1 (en) | H-shaped steel production method | |
| JP6277566B1 (en) | Work roll for cold rolling and cold rolling method | |
| JP5849895B2 (en) | Drawing rolling device and roll for drawing rolling device | |
| JPS58209402A (en) | Method for rolling strip with less edge drop | |
| CN107755431B (en) | Rolling method of hot-rolled high-strength steel | |
| JP4533343B2 (en) | Shape rolling method | |
| JPS6082201A (en) | Hot rolling method of h-beam | |
| KR101840690B1 (en) | Production method of h-shaped steel with a roll mark | |
| SU1435340A1 (en) | Working roll for hot rolling mill | |
| JP2758753B2 (en) | Vertical roll for hot rolling and width rolling method using this roll | |
| JP5831139B2 (en) | Rough rolling mill for H-section steel production | |
| JP2005138164A (en) | Seamless steel tube straightening method | |
| JP5742652B2 (en) | Rolling method for section steel with flange | |
| JPH0780003B2 (en) | Method of manufacturing plate material for controlling plate thickness deviation in width direction |
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 | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20220105 Decision number of declaring invalidation: 53259 Granted publication date: 20150429 |
|
| IW01 | Full invalidation of patent right |