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JP6644142B2 |
The invention relates to a device 1 for positioning an edging roll 10 of an edging stand, comprising an edging frame 12 to which at least one balancing cylinder 14 is attached, a balancing crossbeam 16 with a drive side 18 positioned opp...
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JP6644880B2 |
An adjustment device for adjusting a roll in a roll support (13) of a roll stand includes a cylinder housing (2) that can be secured to a roll support (13), and a piston (1) guided to move translationally in and across the roll support. ...
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JP6634786B2 |
To provide a bearing inspection component for a roll of a multistage rolling machine, the multistage rolling machine, and a bearing damage detection method for the roll of the multistage rolling machine capable of detecting a damage on a...
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JP6633649B2 |
A roll arrangement for rolling rolling material in a rolling system. The roll arrangement includes a roll that is rotatably mounted by its roll journal in a bearing bush of a chock. A ring gap for receiving a lubricant is formed between ...
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JP6615330B2 |
A roll stand having work rolls mounted therein. The roll stand has at least one upper mounting rail, which is mounted on the drive-side roll stand frame and oriented in a transverse direction to a rolling line running through the roll st...
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JP6611219B2 |
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JP6608538B2 |
The invention relates to a roll stand (2) for rolling, in particular cold-rolling, metal products, comprising at least one actuator (16) which can be actuated for actively damping vibrations in the roll stand (2), and at least one suppor...
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JP6601363B2 |
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JP6586526B2 |
A volume flow regulating valve for controlling the volume flow of a fluid medium in two outflow ducts. The volume flow regulating valve is composed of a cylinder with a dual piston mounted axially displaceably in the cylinder, with a cen...
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JP2019155397A |
To provide a cluster-type multistage rolling mill capable of extending a service life of work rolls as compared with the prior art.A cluster-type multistage rolling mill for rolling a sheet-like material to be rolled comprises: a plurali...
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JP6567684B2 |
An oil film bearing for rotatably supporting a roll in a rolling mill is provide that includes a sleeve having an internal bore and an external spherical surface, the internal bore being configured and dimensioned for axial insertion ont...
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JP6547917B1 |
A method of setting a rolling mill, the rolling mill is a four-stage or more rolling mill including at least a pair of working rolls and a pair of reinforcing rolls supporting the working rolls, and the rolling mill is a rolling mill hav...
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JP6534453B2 |
A calender (1) includes: first and second rolls (12A, 12B) adjacent to each other; a first axle box (14A) rotatably supporting a shaft of the first roll; a second axle box (14B) rotatably supporting a shaft of the second roll and adjacen...
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JP3220884U |
To provide a roll chock bearing extraction device capable of easily extracting a roll chock bearing. A roll chock bearing extraction device for extracting a bearing 102 fitted to a roll chock 100 having a thrust arm having a contact surf...
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JP6475894B2 |
There are provided a work-side position measurement device and a drive-side position measurement device for directly measuring positions of roll chocks in a rolling direction, and positions of upper and lower working rolls 110A, 110B and...
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JP6470134B2 |
Provided is a rolling mill, a tandem rolling line including the same, and a rolling method capable of using small-diameter work rolls for rolling hard materials and capable of high-quality strips. A rolling mill includes work rolls (2a, ...
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JP6466203B2 |
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JP6455555B2 |
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JP6446588B1 |
To provide one rolling mill with two rolling mill functions of a powder rolling mill and a metal plate rolling mill. When one holding body portion is erected from the rolling mill base and the other holding body portion is fixed to the r...
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JP6439754B2 |
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JP6441159B2 |
A milling apparatus (1) includes a plurality of milling roller units (2A, 2B, and 2C) each including one milling roller (3, 13) that is made contact with, by pressing, one surface of one of a plurality of differently angled plate parts (...
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JP6407169B2 |
A seal assembly for use in an oil film bearing rotatably supporting a roll in a rolling mill. The seal assembly includes a flexible seal mounted on a tapered intermediate section of the roll neck for rotation with the roll and within a f...
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JP2018153854A |
To stably manufacture an H-type steel product of specially high web center positional precision which avoids a collapse of the attitude of the rolling workpiece upstream of the center axis of a barrel width variable horizontal roll, and ...
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JP6390878B2 |
In a ring-rolling machine having a mandrel roll and a related radial roll, the mandrel roll can be handled in operationally reliable and structurally simple manner if an axial bearing of the mandrel roll is opened by way of an opening dr...
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JP6388566B2 |
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JP6385552B1 |
To provide a roll forming machine which can easily and quickly replace a horizontal roll in a horizontal roll stand, including readjustment of a reduction amount, is easy to reduce in size and weight, and is excellent in economy. To do. ...
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JP2018130725A |
To suppress abrasion speed of a plunger liner provided on a plunger for pressing a chock for holding a roll onto a housing inner surface.In a hot rolling mill including a housing 19, a roll, a chock 15 for holding the roll, and a plunger...
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JP6376148B2 |
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JP6345262B2 |
In the rolling mill, an orifice (20) (contracted flow part) and a chamber (21) (expanded part) are provided in a hydraulic line (19) for a hydraulic cylinder (17) (hydraulic pressing means). The orifice (20) is disposed more to the hydra...
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JP6341414B2 |
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JP6337853B2 |
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JP6279729B2 |
A rolling mill edger includes a pair of work rolls (1, 2) and a feed roll assembly. The assembly includes one or more driven feed rolls (23) and a drive for the feed rolls. The feed roll assembly is mounted on a moveable (25) mount such ...
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JP6275255B2 |
To increase the load-carrying capacity or rolling capacity of a roll assembly in a rolling mill, throttle elements are used, which shut off the lateral flow of the lubricating film in a partial region between the roll neck and the bearin...
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JP2018012134A |
To provide a roll shaft of a rolling roll capable of preventing corrosion of a roll shaft body caused by immersion of cooling water, and of performing stable rolling over a long period without generating breakage or the like.A roll shaft...
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JP6250038B2 |
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JP6242491B2 |
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JP2017211064A |
To provide a sealing device for a rolling bearing which can cancel negative pressure when the inside of a rolling bearing becomes negative in pressure.A sealing device for a rolling bearing which is used in the rolling bearing having an ...
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JP6229677B2 |
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JP6226818B2 |
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JP6219983B2 |
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JP2017136634A |
To provide an oil seal for a roll neck bearing of a rolling mill which avoids the generation of blister in a seal lip and prevents grease from sticking to a slide contact part of a roll neck bearing with an inner peripheral side member.A...
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JP6151936B2 |
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JP6130832B2 |
The present invention relates to a roll-holder cartridge for a rolling mill 20. The cartridge 24 comprises two side walls 26, a plurality of roll-lever units 30, two adjusting rings 28 and an adjusting actuator 32. Each side wall of the ...
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JP6112085B2 |
To provide a trouble diagnosing method and device for servo valves under hydraulic pressure that can more accurately determine the presence or absence of trouble in servo valves under hydraulic pressure and reduce the occurrence of misju...
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JP6102827B2 |
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JP6090245B2 |
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JP2017039164A |
To provide a roller cutting method which enables the formation of a caliber capable of suppressing an angularity of the inner face of a metal pipe with a disc-like cutter.A roller cutting method comprises a step of preparing a stand (1) ...
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JP6073335B2 |
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JP6070947B2 |
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JP6070202B2 |
The present invention provides a rolling bearing device and a rolling mill supporting roll using the same. The rolling bearing device is provided with sealing devices for sealing the opening of a first annular space between an inner ring...
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