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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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JP5008322B2 |
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JP2012154397A |
To provide a roll-neck sealed type tapered roller bearing which can realize long life of the sealed type tapered roller bearing used under an environment where there is a high possibility that water may penetrate into the bearing.This be...
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JP2012153144A |
To provide an exchanger unit which can exchangeably configure embossing rolls of embossing devices that are used for processing two-dimensionally expanded material.The exchanger unit can be configured, for example, as a tube 2 with termi...
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JP5000806B2 |
The embossing rolls (1, 4) of embossing devices (14) that are used for processing two-dimensionally expanded material, especially in the packaging industry, can be exchangeably configured if they are mounted in suitable exchanger units (...
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JP4996617B2 |
The roller replacement procedure consists of positioning a first carriage (100a-c) close to the rolling mill stand, halting the rolling process and sliding out the used rollers with chocks lengthwise onto a replacement chassis (130a) on ...
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JP2012143775A |
To provide a roll unit that is compact, highly-rigid, and easy to change rolls, and, when in use, mounted on an outer housing of a diameter reduction pipe rolling equipment stand for reducing the diameter of a pipe.The roll unit 1 includ...
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JP4988763B2 |
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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JP4980256B2 |
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JP4971579B2 |
A roll stand has upper and lower rotatable working rolls defining a nip that pinches a workpiece strip and upper and lower vertically spaced rotatable backing rolls vertically flanking and engaging the working rolls. A drive includes a m...
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JP2012125836A |
To provide a thrust adjusting device of a rolling roll capable of improving mechanical rigidity of an adjusting mechanism and of accurately positioning and fixing a rolling roll.An adjusting mechanism 58 comprises a pair of adjusting scr...
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JP4969220B2 |
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JP4962049B2 |
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JP4952477B2 |
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JP4949326B2 |
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JP2012096290A |
To provide a rolling mill of an industrial standard, a rolling mill stand of an industrial standard, and exchange method of an industrial standard of the rolling mill stand in the rolling mill.In the rolling mill for rolling a long mater...
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JP4928305B2 |
A process for determining the force in a roller unit with at least one roller, comprises rotating excentric roller pin (1) holders with respect to a housing (3). An adjustment mechanism is used to rotate the excentric roller pin holders ...
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JP4929773B2 |
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JP4922304B2 |
A roll stand with at least one pair of rolls mounted in a stand column and drive shafts, particularly cardan shafts, for the rotary drive of the rolls. A coupling for coupling the drive shafts to the rolls. Axial roll displacement is bas...
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JP4917910B2 |
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JP4913935B2 |
The invention refers to a straightener for rolled ferrous products, of the type in which a framework (11) comprises a pair of opposed shoulders (12, 13) which support two sets of rolls, a top set (14) and a bottom set (15), which define ...
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JP4907042B2 |
The invention relates to a roll stand comprising a crown-variable-control (CVC) roll pair, preferably a CVC working roll pair and a back-up roll pair, which comprise a contact area (B cont) in which a horizontally active torque (M) acts ...
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JP4888008B2 |
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JP2011529399A |
The invention relates to a rolling device comprising at least two working rollers (2, 3) which are each mounted in a rolling stand (6) by means of at least one working roller chock (4, 5), wherein, to adjust a desired rolling nip (7), at...
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JP2011245504A |
To provide a barrel width variable roll which is extended in the adjustment range of roll barrel width, and has a simple structure and high rigidity.In a rolling mill having a lateral pair of vertical rolls and a vertical pair of horizon...
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JP4820062B2 |
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JP4819202B1 |
The present invention discovers that a rolling direction force occurs even with conventional adjustment by the kiss roll state, pinpoints that the rolling direction force does not affect the roll thrust force, and thereby enables more pr...
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JP4814289B2 |
An oil film bearing (B) is seated on the tapered neck (10) of a rolling mill roll by a hydraulically actuated piston/cylinder unit (26,28) The piston/cylinder unit is axially confined by externally threaded locking arms (46a,46b) seated ...
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JP4818680B2 |
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JP4818926B2 |
In a rolling mill which consists of at least one horizontal stand ( 1 ) and at least one vertical stand ( 2 ), which are connected with each other, between both stands ( 1, 2 ), connection elements ( 7 ) are releasably arranged, wherein ...
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JP4801110B2 |
An apparatus for urging an oil film bearing onto and off of a roll neck in a rolling mill comprises an annular hydraulically actuated piston/cylinder unit mounted on a cylindrical section of the roll neck. The cylindrical neck section is...
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JP2011526839A |
The invention pertains to a roll arrangement (1, 101, 201), especially a roll arrangement of the work rolls (2, 3, 102, 103, 202, 203) of a rolling stand, which can be shifted in the axial direction by adjusting means (4, 104, 204), wher...
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JP4797670B2 |
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