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WO/2004/080622A1 |
The invention relates to a rolling frame consisting of four support columns (1) that are anchored in a fixed manner to a base plate (6) and that contain axially fixed, rotatably mounted tractive spindles (3), whose upper and lower ends a...
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WO/2004/065031A1 |
The invention relates to a mounting piece (1) for admitting the pin of a roll used in steel and non-iron metal processing, comprising at least one lubricant-accommodating space (7) on the roll body side (3) and at least one lubricant-acc...
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WO/2004/058426A2 |
The invention relates to a flat guiding module, particularly for a roll stand, comprising a base body, a guide rail and at least one pressure cell, which is located between the base body and the guide rail. The inventive module is charac...
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WO/2004/052568A1 |
The invention relates to a multiple roll stand for rolling a metal strip, said roll stand comprising an upper working roll and a lower working roll (4), intermediate rolls (3) and/or back-up rolls (2) associated above and below with said...
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WO/2004/050271A1 |
The invention relates to a rolling mill (1) comprising several rolling frames (Fi) and support plates (7) that are provided on the operator side (BS) of the frames (Fi) and can be displaced transversally to the roll axes, said plates bei...
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WO/2004/039512A1 |
The invention relates to a rolling mill comprising support plates (2) which are provided on the operating side (BS) of the stands (F1-Fi) and can be displaced transversally in relation to the axes of the rolls, said support plates being ...
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WO/2004/037455A1 |
The invention relates to a method for manufacturing ovalshaped metal tubes, where an essentially round-shaped metal tube is rolled both in the sideways direction and in the vertical direction of the tube, so that the metal tube (11) is r...
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WO/2004/033120A1 |
Disclosed is a device for bending the rolls in a roll stand comprising several rolls. Said device is provided with bending blocks which are fastened between the built-in roll parts and the stand windows at the delivery end and the discha...
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WO/2004/009259A1 |
A rolling mill for the production of rails comprising a reversible intermediate working section (3) which receives broken down bars from an appropriate upstream break down rolling station (2) and passes them to a downstream finishing sta...
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WO/2004/004938A1 |
The invention relates to a method and casting roller plant for the semi-endless or endless rolling by casting of a metal, in particular a steel strip (1a), which may be transversely separated as required after solidification. The casting...
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WO/2003/106106A1 |
A polishing jig (1) for a rolling mill backup roll bearing, comprising a shaft body (2) allowing the inner rings (104) of rolling mill backup roll bearings (100) to be fitted thereto, pressure oil chambers (12) extending the outer periph...
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WO/2003/099478A1 |
Disclosed is a device for influencing in a controlled manner the load-bearing force of supporting rollers (SW) that rest on working rollers. The neck (WZ) of said supporting rollers (SW) which is provided with an extension (ZA) is mounte...
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WO/2003/099479A1 |
The invention relates to a method and a device for changing pairs of working rolls (2) and/or pairs of back-up rolls (3) on roll stands (1), wherein a linear drive (7) for chocks (4) that are guided in supporting planes, in a direction p...
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WO/2003/090948A2 |
The invention relates to a medium-supply coupling comprising coupling elements for coupling and/or uncoupling the medium-supply lines that are located on a rolling frame (20) to and from medium-supply connections of chocks (21) that are ...
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WO/2003/078085A1 |
Disclosed is a sealing device (16) for a rotatably mounted roll (15). Said sealing device (16) comprises at least one annular body which sits on a roll neck (2), encompasses said roll neck (2), and is provided with at least one outward-e...
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WO/2003/076094A1 |
Disclosed is a method for producing a sheet made of aluminum or an aluminum alloy, which is provided with a textured surface. According to the inventive method, a cold rolled sheet (12) is fed through the gap between two texturing roller...
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WO/2003/068448A1 |
The invention relates to a pipe welding device by means of which a pipe (1) made of a sheet metal strip is welded at the seam (2). The inventive pipe welding device comprises a sizing stand (3) that is provided with at least two rollers ...
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WO/2003/061864A1 |
The invention relates to a multi-roll mill (1), especially a 20-roll mill, comprising upper and lower back-up axles (9,10), upper and lower lateral back-up rolls (11,12), upper and lower intermediate rolls (6,7,8a-8d), upper conical roll...
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WO/2003/059545A1 |
The invention relates to a cluster mill comprising an axial displacing device and holding device for displaceable intermediate and/or working rolls (11). The inserts (7) are guided in a sliding manner inside the cluster mill stands (1). ...
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WO/2003/045600A1 |
The present invention relates to a method and an apparatus for detecting a roll eccentricity element of a rolling mill, which is occurred by the difference between a rotation center and a geometric center of a roll. The present method fo...
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WO/2003/045598A1 |
The invention relates to a device and a method for adjusting the inclined position of the drive rollers (105a, 105b) of a rolling frame, at least one bending cylinder (102a, 102b) and a servo valve (217, 218) being provided on both the w...
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WO/2003/041883A1 |
The invention relates to a rolling mill with a first working roll and a second working roll, which working rolls form a roll-nip between them and through which roll-nip a feedstock can be rolled in a machine direction that is essentially...
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WO/2003/038188A1 |
The invention relates to a method for replacing an intermediate roller (4) in a set of multiple rollers (3) comprising an upper roller and a lower roller and at least two intermediate rollers, which together with the upper and the lower ...
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WO/2003/038187A1 |
The invention relates to a method for replacing an intermediate roller (4) in a set of multiple rollers (5) comprising an upper roller and a lower roller and at least two intermediate rollers (4) between these. In the method, the fixing ...
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WO/2003/033183A1 |
The invention relates to a rolling device (1) comprising at least two rollers (2;3), which are arranged on a common roll stand (8) and held on lateral spars (9) in vertically displaceable bearings (26), as well as at least one system (11...
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WO/2003/031088A1 |
A tightening and untightening tool (20, 30) for a roll bearing assembly of a rolling mill, has a box-like body of toroidal shape with a central hole fitting around the cylindrical end part (6) of a back-up roll (1). It has drive keys (28...
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WO/2003/022471A1 |
A hydraulic locking and loosening device (40) is set on the neck of a rolling-mill roll or back-up roll with a conical part (3) and a cylindrical part (4), and comprising an oil-film bearing (7, 8), a spacer ring (16), a thrust bearing (...
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WO/2003/022472A1 |
The invention relates to a rolling stock guiding device for a horizontal two-high rolling stand comprising a pair of rolls that can be inserted in the rolling stand and withdrawn therefrom while its bearing inserts (LS) rest on a carrier...
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WO/2003/020453A1 |
A universal rolling stand with control of the space between the rolls comprises a pair of horizontal rolls and one or more vertical rolls with respective chocks, positioning housings and a guide for the chocks with adjustment tie rods (6...
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WO/2003/020452A1 |
The invention relates to a roll stand for rolling different rolling stock that requires different roll separating forces. The inventive roll stand comprises working rolls, back-up rolls, optionally a roll bending device for the working r...
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WO/2003/015949A1 |
The invention relates to a method and a device for changing the work rolls and the back-up rolls (8, 9) of a strip mill, by means of a roll-changing carriage (2) which can be transversally displaced in relation to the roll stand (1). Sai...
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WO/2003/015950A1 |
The invention relates to a roll train consisting of several successively arranged roll stands (I-VI) used to deform rolling stock (9) by means of rollers (1,2), the tensile stress in said rolling stock (9) being adjustable. Adjustment of...
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WO/2003/015948A1 |
The invention relates to a device and a working method for automatically changing sets of rolls consisting of work rolls, back-up rolls and intermediate rolls of a single-stand or a multiple-stand strip mill, by means of a roll-changing ...
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WO/2003/013751A1 |
The invention relates to a rolling mill (1) for rolling semi-finished products or rod-shaped material comprising a reversing roll stand (2), whereby the rollers (6) thereof co-operate together in pairs and comprise respectively a plurali...
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WO/2002/103213A1 |
The invention relates to a system for mounting a bending roll (3.3) for treating slabs, sheets or webs of paper, wovens, plastic, metals or the like, which cooperates with at least one counter-roll (5, 6). The inventive bending roll (3.3...
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WO/2002/094465A1 |
The invention relates to a device for disassembling rolling mill cylinders that move by translation and rest, successively, on internal (5) and external (55) rails on which the chock (3) support rollers (7) move. According to the inventi...
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WO/2002/090011A1 |
The invention relates to rolling and can be used for rolling steel bar and steel plate, non-ferrous and non-metallic materials. The aim of the invention is to improve a hydraulic pressure device, increase the speed of roller displacement...
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WO/2002/086340A1 |
An apparatus to observe the vibration of rolling rolls (3), (4) and to control the vibration, during operation, the apparatus comprising a frame (1), into which the bearing housings (7) of both rolling rolls are fixed, a rotary system of...
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WO/2002/076645A1 |
The invention relates to a sealing device for roll bearings in which a sealing element (9, 10) that interacts with a sealing surface is assigned to the rollpin (2). The aim of the invention is to improve a sealing device of this type so ...
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WO/2002/076644A1 |
The invention relates to milling production and can be used for hot and cold rolling mills of ferrous and non-ferrous metals and for rolling non-metallic materials. The aim of the invention is to simplify the design structure of a rollin...
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WO/2002/075271A1 |
The invention relates to a bearing element (2), in particular a plate-type bearing element or guide element for rolling frames. Said element has at least one slide-bearing surface (30) which can be brought into contact with a component a...
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WO/2002/074461A1 |
The invention relates to a sealing device for cylinder bearings. An annular projection which is connected to the cylinder neck (2) in a rotationally fixed manner carries an annular sealing surface which interacts with an elastic, station...
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WO/2002/064275A1 |
A method of rolling by a multistage hot rolling mill, comprising the steps of disposing a pair of working rolls in a roll profile shape having a divergent part with a roll diameter increasing toward a roll end near a one side roll end pa...
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WO/2002/058860A1 |
The aim of the invention is to improve known roll stands (10) which are characterised by working rolls (1, 2) of various diameters, in such a way that a strip is obtained which is largely free of tensions and undulations, has a desired s...
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WO/2002/053302A1 |
Disclosed is a roll driving system for a rolling mill. The roll driving system comprises hydraulic cylinders disposed in parallel between a rolling mill housing and a roll housing for supporting a backup roll and a work roll; load positi...
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WO/2002/047836A1 |
The invention relates to a roll stand for hot-rolling or cold-rolling metallic strips. Said roll stand comprises back-up rolls and work rolls (2,3; 4,5) which are respectively positioned in chocks (6; 7) in a rotating manner. Each chock ...
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WO/2002/047837A1 |
A roll assembly changing method, comprising the steps of providing a side shift type roll assembly changing device (1) of a prior art on upper and lower work rolls (11, 12) and an upper intermediate roll (13), providing a side shifter (5...
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WO/2002/043884A1 |
The invention relates to a device for coupling and uncoupling fluid lines for bearing inserts in rollers running in roll stands, in particular for working rollers and support rollers. The above device is improved, whereby the coupling el...
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WO/2002/038305A1 |
The invention relates to a method for producing strip-shaped input stock, especially from metal, which is profiled in subsequent sections either on one side or on both sides, by rolling a metal strip in one or more rolling steps. The met...
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WO/2002/024362A1 |
The invention relates to a four- or six-high rolling stand for a rolling train and to a method for operating the same. The aim of the invention is to provide rolling stands that can adapt rapidly to rolling products of different thicknes...
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