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JP4796276B2 |
A rolling device with at least two rolls installed in a common stand, the rolls being mounted on lateral stringers by bearings, which are able to move vertically along the lateral stringers, and with at least one axial adjusting device f...
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JP4791777B2 |
A seal (26) for use on the tapered section of a roll neck in a rolling mill, said seal (26) comprising a flexible circular seal body (30) having a central axis "A" and at least one radially outwardly extending flange (40) joined by a hin...
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JP4785754B2 |
Method for replacing sets of rollers mounted in frames (2 - 4) in a rolling mill comprises bringing replacement rollers (6a) in trucks (9-11) pulled by a single locomotive along a track (14) laid below the rolling mill to positions on th...
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JP4782935B2 |
A rolling unit for a rolling mill for rolling or sizing metal pipes, bars or wires has at least three rolls arranged in a star arrangement. Each roll has a separate drive mechanism and is rotatably mounted on bearings on both sides of it...
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JP4772941B2 |
A rolling-mill stand comprises, in combination: at least two rolls (15) supported by respective mounts (16, 17) with adjustment and blocking tie rods (18, 19), supporting feet (20), and supports (20a). According to the invention, the sai...
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JP4764846B2 |
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JP2011167750A |
To easily make the center in the width direction of a roller and the center of a universal rolling mill coincide online without necessitating excessive equipment investment and also to a variable width roll which has not a function for d...
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JP4762913B2 |
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JP4763730B2 |
An oil film bearing assembly rotatably supports the neck of a roll (10) in a rolling mill. The bearing assembly comprises a housing containing a sleeve bearing (24) and a thrust bearing (34). A circular lock assembly (44) coacts with the...
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JP4762906B2 |
An adjusting cylinder for long, rapid lifting movements in rolling stands, including vertical edging stands, wherein each adjusting cylinder has at least one piston which acts through the bearing chocks of at least one work roll or of an...
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JP4755603B2 |
The invention relates to a device (1) for sealing the ball side of a bearing of a roller journal (2), comprising a journal bushing (3) which is drawn to the roller journal (2), said journal bushing being associated with a bearing ring (5...
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JP4751339B2 |
A close arrangement of equipment is formed with given clearance and side and height locations with respect to the machine (3) to be connected. Connectable actuators (4), equipment (4), drives (5), drive consoles (5a), distribution blocks...
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JP4752014B2 |
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JP4751346B2 |
A modular rolling mill comprises a plurality of separate rolling units (10) arranged along a mill pass line (P). Each rolling unit (10) includes at least two pairs of work rolls (14,16) defining oval and round roll passes and carried on ...
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JP4749374B2 |
The roll stand for the rolling tube, comprises a roll (3) present on a roll shaft (2), which is detachably connected in an axial end over a coupling (4) with a drive shaft (5), and a roll changing device (6) exhibiting devices for loweri...
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JP4742857B2 |
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JP4740019B2 |
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JP4740939B2 |
A changeover system (1) for a metal forming mill, in particular for a tube-forming mill, comprises at least one pair of work modules (10,11), the work modules of which are adapted to be pivoted (P1,P2) into and out of a line of work stat...
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JP4735776B2 |
Provided is a multi-roll mandrel mill in which "compacting of roll chock portions" is achieved, a plurality of grooved roll bodies is included as a roll pass which performs the reduction rolling of a shell, and a plurality of roll stands...
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JP4734334B2 |
The device with a housing and several rollers, circular-cylindrical drums and the like, the axles of which are parallel and which are mounted between two walls, in particular for forming a strip, which can be formed at elevated temperatu...
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JP4732752B2 |
Device for bending rollers in a multiple roller rolling mill comprises a vertical positioning unit (10) assigned to bending blocks (5, 5a) of one roll stand (6), to a plunger cylinder (7) and to the bending blocks (5', 5a') of the opposi...
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JP4733629B2 |
The columns provide guidance for the roller insert (2) and accommodate flexure blocks. A short-stroke adjustment cylinder (7) is located between the lower roller support insert (8) and the lower traverse (5). By separate arrangement of t...
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JP4732657B2 |
A roller head for a planetary rolling arrangement, said roller head (1) comprising a housing (8), inside which housing there is rotatably arranged a hollow outer axis (5) and means (2, 3, 4), for rotating said outer axis, as well as insi...
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JP2011140984A |
To provide a sealed rolling bearing for solving the problem of a pressure difference between the bearing inside and outside, while dispensing with separate processing, without increasing the number of part items.This sealed rolling beari...
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JP4718701B2 |
A rolling unit for a rolling mill for rolling or sizing metal pipes, bars or wires has at least three rolls arranged in a star arrangement. Each roll has a separate drive mechanism and bearings on both sides of the roll. The rolls are ad...
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JP3168781U |
To provide an upper roll balance device for a rolling mill capable of facilitating maintenance work and keeping its cost low by a simple configuration. A pair of bearing boxes 2 for supporting a bearing portion 11 of an upper roll 1A and...
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JP4711637B2 |
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JP4712149B2 |
In a hot strip rolling process, the strip (5) is subjected to thickness reduction between the end of a cooling line (2) and a coiler (4). An Independent claim is also included for a hot strip mill for carrying out the above process, incl...
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JP2011115826A |
To provide a tool for attaching a bending liner with which the facilitation of the attaching work of the liner is made possible even when the liner is deformed or depositions are stuck to the liner and a method for attaching the bending ...
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JP4704095B2 |
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JP4687356B2 |
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JP4680831B2 |
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JP4681686B2 |
The object is to strictly eliminate the difference in offset of work rolls at the upper and lower and left and right of the rolling mill occurring in the kiss roll state before rolling or during rolling and eliminate the problem of warpi...
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JP4682150B2 |
Method for rolling of sheets or strips in a roll stand where the working rolls are supported on backing rolls or intermediate rolls together with backing rolls where the roll gap profile is established by axial shift of roll pairs with d...
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JP4679642B2 |
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JP4671505B2 |
An arrangement of pipelines of a high-pressure distribution network for liquid operating media, such as lubricants, coolants, and hydraulic pressure media for control members or drives, for a roll stand having a roll housing. The pipelin...
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JP4668991B2 |
For many applications pressure-medium cylinders have to achieve high adjusting forces which often impairs the dynamics of such cylinders due to the large piston cross sections and cylinder volumes, and/or pressure medium has to be suppli...
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JP4664308B2 |
The invention relates to a torque support on oil collecting receptacles ( 2, 2 ') in a region of a paired connection of spindle heads and roll necks ( 1, 1 ') in rolling mill stands during adjustment thereof in both vertical and axial di...
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JP4655196B2 |
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JP4648598B2 |
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JP4645950B2 |
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JP4648248B2 |
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JP4641348B2 |
To provide a sealing apparatus for a roll of a rolling mill capable of preventing occurrence of chattering noise at an elastic lip caused by depressurization, with simple structure. In the sealing apparatus, inner and outer ring member 2...
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JP4644207B2 |
The invention relates to a sealing device for roller bearings, comprising a journal seal (4), which is arranged upstream on the roller-ball side of the annular seal (8) which is connected in a rigid manner to an annular projection (7) of...
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JP4644281B2 |
A device for dismounting the neck bush (4), the bearing bush (5), and the chock (6) from the conically constructed region of the roll neck (2) of a roll (1), where a pressure shoulder ring (8), which is supported on the end face of the n...
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JP4620684B2 |
The aim of the invention is to pre-stress a tapered roller bearing (1) fixed with a conical seat to a tapering roller journal (3) of rollers (2), especially supporting rollers, arranged in a roll stand by means of chocks (4), by subjecti...
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JP4616764B2 |
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JP4610794B2 |
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JP4608354B2 |
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JP2009511274T5 |
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