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JP5356230B2 |
A hooking device for moving systems of rolling cylinders includes a load-bearing lifting structure of a cylinder provided with a gripping structure and an upper hooking structure suitable for keeping the device in a raised position. The ...
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JP5357583B2 |
To provide a rolling mill which has a roll changing function, is compact and has a simple structure. The rolling mill 10 is constituted so that chocks 12, 13 on both sides of a roll 11 are carried in the inside and taken out to the outsi...
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JP5344928B2 |
The invention relates to a method for changing rolls, in particular, working rolls and/or intermediate rolls in a roll stand, such as a roughing down stand or finishing stand for rolling thick sheet iron. Said rolls comprise back up roll...
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JP5349677B2 |
A fully hydraulic edging system suitable for use in wide plate mills is disclosed. The need for electro-mechanical screws to effect large movements of the side rollers is avoided by employing a pull-back hydraulic cylinder for this purpo...
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JP5345212B2 |
The invention relates to a roller device (1) comprising a stand with support posts (2, 12, 33), wherein at least one roller (3, 13) of the roller stand is arranged in the space between the support posts and at least one adjuster device (...
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JP5343985B2 |
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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JP5332606B2 |
To collectively manage roll alignments of all rolling stands of a tandem rolling mill with a small working roll and working time and maintain the roll alignment of the entire tandem rolling mill highly accurately. A reference coordinate ...
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JP5333551B2 |
To provide a method for manufacturing a rolled stock and a device for clamping a roll chock for obtaining the rolled stock excellent in dimensions and a shape by reversing rolling. The operation of the device for clamping the roll chock ...
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JP5328876B2 |
To provide roll press equipment capable of highly accurately compressing process (thickness in a full range in a width direction within target thickness) even in a continuous process of a long term in the roll press equipment provided wi...
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JP5326754B2 |
To provide a work roll replacement method which can maintain high productivity, can avoid crack damage to a work roll, which leads to serious troubles, and can stably manufacture hot rolled steel plates without troubles of plate travelli...
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JP5311206B2 |
To provide a nip roll mechanism which is economical and achieves precise positioning motion and long stroke retreat motion. The mechanism includes air cylinders 9 which move intermediate slide components 5 along motion guide shafts 4, ma...
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JP4964632B6 |
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JP5289432B2 |
The invention relates to a roller device (50) having a stand and two roller sets having at least two rollers (52, 53, 54, 55) disposed in a stand (51) of the roller device, wherein a roll material (56) can be fed between two rollers (53,...
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JP5280536B2 |
The invention relates to a coupling for an oil/air mixture used in oil/air lubrication, and a method for the use thereof, wherein the oil/air coupling also comprises electric contacts (3, 13) such that in addition to the transmission of ...
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JP5270691B2 |
The present invention provides a Cluster mill which utilizes a Cluster mill gauge control system, has a high mill stiffness, a large work roll gap for threading, a rapid work roll gap opening, accurate roll force computation, side to sid...
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JP5261971B2 |
To provide a roll gap measurement device capable of measuring a roll gap with high accuracy and applicable even to a crown control mill in a cross roll rolling mill or the like. The outer circumferential part of at least either work roll...
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JP5261573B2 |
The reference position adjustment and monitoring device (1) is equipped with a clamping unit (103c), which is provided for an edge mill (103), that rolls a workpiece (120) horizontally and that clamps a reference plate shaped to the dime...
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JP5247541B2 |
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JP5239728B2 |
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JP2013099753A |
To provide a vibration suppression method for a rolling mill, capable of reliably suppressing the vibration occurring in the rolling mill such as a finishing rolling mill.When suppressing the vibration of the rolling mill including work ...
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JP2013099765A |
To provide a method for setting a zero point of a roll gap in a rolling mill that prevents a work roll from being damaged in leveling operation of the rolling mill, and to provide the rolling mill.The rolling mill includes upper and lowe...
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JP5194325B2 |
There is described multi-stand rolling mill with stands having four motorized rolls and provided with controls outside the stand and retractile spindles, which comprises a central body with said stands; a first platform (41) on a side ch...
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JP5182076B2 |
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JP5182034B2 |
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JP5170920B2 |
A hot-rolling stand including blocks arranged in the stand windows and having hydraulic piston cylinder units provided as bending devices which are able to transfer bending forces via guide elements onto the chocks of the working rolls. ...
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JP5165001B2 |
The invention pertains to a rolling device (1) with at least two rolls that are respectively supported in a roll stand (3) by means of chocks (2), wherein the rolls are provided with axial displacement means (4) that serve for the axial ...
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JP5166863B2 |
The invention relates to a method for assembling and/or starting machine units in installations, such as machine beds (1) and/or roll stands (2), e.g. in an existing production line of a hot-rolling mill. In order to minimize especially ...
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JP2013047879A |
To achieve component management with a non-contact communication type IC tag in a roll neck bearing device.In a roll neck bearing device where a rolling bearing 10 is incorporated in a bearing case C removably fixed to a housing, so as t...
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JP2013505839A |
A sleeve is disclosed for use in an oil film bearing of the type employed to rotatably support the tapered neck of a roll in a rolling mill. The sleeve is machined from a hollow forging of a base metal with a cylindrical outer surface an...
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JP5146164B2 |
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JP5139980B2 |
The invention relates to a rolling mill for tubes, in which a series of roll-holder containers (10) is housed in an external structure (2) extended along a rolling axis (L); the containers can slide inside the structure to be extracted t...
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JP2013018034A |
To make work rollers be dismounted simply while a rolling stock is passed through, in a rolling apparatus provided with a multistage rolling mill.In the method for changing the rollers of the rolling mill, when changing the work rollers ...
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JP2013501624A |
A device for handling and/or transporting work rolls and/or support rolls of a roll stand, by which the work rolls and/or support rolls can be brought from the roll stand into a roll workshop by a locomotive movable on a track. In order ...
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JP5121721B2 |
The invention relates to a method for changing rolls, in particular, working rolls and/or intermediate rolls in a roll stand, such as a roughing down stand or finishing stand for rolling thick sheet iron. Said rolls comprise back up roll...
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JP2012250254A |
To reduce working load when performing the maintenance and the replacement of a rolling roll by making easy the position restraint in the axial direction of the rolling roll.The clamping device 10 for rolling mills includes a pair of cla...
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JP5076784B2 |
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JP5066860B2 |
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JP5063164B2 |
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JP2012200786A |
To provide a method of adjusting a rolling roll gap, by which the adjustment of the rolling roll gap during rolling is performed with high accuracy by utilizing the detected values of an eddy current type gap sensor.In the method in whic...
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JP5048028B2 |
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JP5051343B2 |
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JP5044191B2 |
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JP5045360B2 |
A supporting bearing (22) is replaced with a new supporting bearing by conducting a first step arid a second step. In the first step, an old inner ring (24) before replacement is replaced with a new inner ring having an inner ring racewa...
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JP5041006B2 |
A roll position setting method for a Sendzimir mill that can easily adapt to combinations of roll sets and enables each roll to be set in a position optimal for operation. Each eccentric angle of first and second backing bearings is set ...
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JP5039714B2 |
In an installation part (1) in a rolling stand for receiving a roll journal (24) having a journal bush (24) of a roll which is used in the processing of steel and non-ferrous metals, wherein the installation part (1) has a cambered side ...
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JP5027405B2 |
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JP2012177429A |
To provide a tapered roller bearing for a roll neck that has an elongated service life even if used under an environment where the possibility of water intrusion into the interior thereof is high.The tapered roller bearing 10 for a roll ...
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JP5022447B2 |
A journal seal for rolling bearings, wherein the journal seal includes a ring-shaped sealing body, which is rotatably fixed to a roller journal with the bearing surface coaxially oriented in relation to the bearing axis and with at least...
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JP2012172725A |
To provide an outer ring rotation-type rolling bearing capable of preventing entering of a foreign material inside a bearing, and to provide a rolling mill using the same.In the outer ring rotation-type rolling bearing 10, an elastic sea...
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JP5013866B2 |
The invention relates to a rolling device (1) comprising at least two working rolls (2, 3) which are respectively mounted in a roll stand (6) by means of working roll assembly pieces (4, 5). At least one of the working rolls (2, 3) is ad...
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