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WO/2010/057545 |
The invention relates to a car (100) for transporting at least one drive spindle for a roller of a roll stand (300) and to a method for operating the car. The car comprises a running unit (105) for displacing the car from the operating s...
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WO/2010/049338 |
The invention relates to a rolling mill, a control and/or regulation device, a program code, a storage medium and a method for adjusting a drive load for a plurality of drives (20, 21, 22, 23) of a mill train (2) for rolling rolling stoc...
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WO/2009/068217 |
The invention relates to a drive device (20), particularly for the strand guidance
of continuous casting units, comprising a drive motor (24), a transmission (23),
a coupling (25), and optionally further housing parts and/or protective h...
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WO/2009/057820 |
A strip rolling mill and a method for controlling a strip rolling mill are provided
which solve the wavy flatness defects extending over the width such as a strip
running failure due to warp of the strip to be rolled, an undulation, a fu...
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WO/2008/136146 |
In a driving device for motors of rolling mill rolls, a control system corrects
an asymmetry property of upper and lower rolling mill roll drive systems of a twin-drive
method rolling machine where upper and lower rolling mill rolls are ...
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WO/2007/039187 |
The invention relates to a roll stand comprising at least one pair of rollers mounted
on a stand frame, drive shafts (1), in particular articulated shafts, for rotatably
driving the rollers and a coupling device (2) for coupling the driv...
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WO/2007/033757 |
In the case of a drive arrangement for a rolling mill, comprising at least one drive motor
(M), a main gear mechanism (HG), a pinion gear mechanism (KWG), a rolling stand
(G) with working rolls (AW), and the spindles, couplings and the l...
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WO/2006/010616 |
A finishing monoblock with optimised transmission ratio for a billet rolling plant comprises a plurality of rolling stands (Gl-Gn) arranged in sequence suitable for forming a rolling line and actuated by a pair of mechanical transmission...
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WO/2005/058518 |
The invention relates to a torque support on oil collecting receptacles (2, 2') in the region of the paired connection of spindle heads and roller journals(1, 1') in roll stands during the displacement thereof in a vertical and axial dir...
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WO/2004/082859 |
The invention relates to a rolling mill, especially a swage rolling mill for heated operation, said rolling mill being provided with a pair of cylinders (3, 4) which are vertically arranged with the central axes thereof (5), can be adjus...
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WO/2004/072501 |
The invention relates to a slide block for articulated spindles for rolling mill drives. An articulated spindel comprises a flat journal (2) whose blade (3) interlocks into a cylindrical opening which is transversal to a rotation axis an...
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WO/2003/004185 |
The invention relates to a working method for roll-forming profiled bars (WPS) from flat strips in a roll train consisting of a series of roll stands with shaping rollers. According to said method, the flat strip is heated and the sectio...
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WO/2002/086340 |
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/2001/028704 |
The invention relates to a roller device (1) comprising four star-shaped rollers (3). Said rollers are individually associated with a drive unit (10). An adjustment unit is respectively mounted upstream from said rollers. The rollers can...
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WO/2000/033987 |
Disclosed is a drive device for a roll stand (7) having two working rolls (4, 5) and being provided with a pinion gear-like housing (3) with two toothed rollers (15, 16). Each toothed roller (15, 16) can be coupled to a working roll (4, ...
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WO/1999/025499 |
The present invention relates to a precision rolling method intended for producing rolled products (1) in the shape or rods or wires while respecting the shape and size allowances. In order to provide good accessibility to the rolling st...
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WO/1998/032549 |
Rolling system, of the type involving at least one couple of opposite rolling cylinders or rolls (1, 2), characterized in that it is made up as follows: each rolling cylinder or roll (1, 2) is directly controlled at the axis of at least ...
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WO/1997/047407 |
This invention comprises improvements to cantilevered roughing, intermediate and finishing rolling mill stands, as primarily applied to the hot rolling of long products. A basic improvement to 2-high and cluster mill stands includes moun...
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WO/1997/019767 |
A rolling mill for rolling pipes on a mandrel (40) is formed by an alignment of rolling units according to the invention; each rolling unit comprises an outer annular structure (2) formed by at least two plate-shaped elements (3) connect...
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WO/1996/033823 |
In a roll stand with two rolls (1, 2) forming a gap (34), the rolls can be driven via drive shafts (11, 12) by their own drive motors (13, 14), in which a toothed coupling (17) is used in combination with an articulated linkage (24) perm...
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WO/1996/014174 |
A multi-strand finishing block finishes two or more daughter strands slit from a parent bar. Each strand is rolled by at least two pairs of rolls arranged in tandem with the rolls of each pair being at right angles to the rolls of the ot...
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WO/1995/024281 |
A rolling mill, in particular a cold rolling mill, for the production of rolled strips, for example steel strips, has roll stands with at least back-up and working rollers and with which are associated, at least partially, devices for sh...
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WO/1995/009060 |
The invention has its object to provide a drive shaft connecting device for a cold roll forming machine, which is constructed to enable sliding of an intermediate stand on a common base to complete connection of the same to a roll shaft ...
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WO/1994/021395 |
The present invention relates to a roll stand arrangement comprising a roll unit (1), two drive spindles (6, 7), a pinion stand (3), a pinion stand housing (5) and a drive unit (4). According to the invention, the components (1-4) of the...
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WO/1994/021399 |
The present invention relates to a drive arrangement for roll-pairs having synchronously driven shafts. The inventive drive arrangement includes an alternating current motor (12) and a planetary gear mechanism (13). The invention provide...
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WO/1994/000705 |
Transmission unit for driving two parallel shafts, at least one shaft being movable at right angles to its lengthwise direction, for example for a rolling mill (1). In this case each shaft (8, 11) is provided with a crown wheel (14, 15) ...
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WO/1993/012898 |
A replaceable rolling mill of the equipment for rolling a steel strip, which is capable of shifting the rolls from a horizontal position to a vertical position and vice versa. This mill has a pair of first shafts detachably connected by ...
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WO/1991/004107 |
An edging mill has a pair of vertical rolls which are rotatably supported in cassettes which are supported by respective movable housings, the housings can be moved towards and away from each other and the cassettes can be moved horizont...
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WO/1991/001824 |
The device comprises a roller for longitudinally rolling a hollow blank (12). The roller comprises four rolling stands (1, 2, 3, 4), the first stand comprising two round-grooved cylinders (7, 8), the other three stands comprising four dr...
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WO/1991/001826 |
A rolling mill has a power source (10) driving a common drive shaft (11) which in turn drives gearboxes (12 to 15). Each gearbox drives a respective shaft (16 to 19) which in turn drives a roll (20 to 23). A free wheel (24) is provided b...
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WO/1990/000448 |
A cross-rolling mill comprising a plurality of workpiece engaging rolls (10, 11) defining between them a roll aperture through which a workpiece (23) passes during rolling, and a workpiece engaging tool (20) associated with said rolls, t...
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WO/1989/007494 |
In a toothed clutch all the teeth (4, 5, 6, 7) are provided with flat lateral surfaces. The teeth (4) of the cage (1) and the internal teeth (7) of the intermediary ring (3) are U-shaped, whereas its external teeth (6) and the teeth (5) ...
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WO/1988/008761 |
A rolling mill stand has a pair of work rolls which are movable axially. At least one of the rolls has a pair of rams attached to the mill housing and having a part displaceable in the direction of the length of the roll. The displaceabl...
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WO/1988/002668 |
A driving apparatus in which the power of a single electric motor is distributed to two shafts via a neck roller, the power distributed to these shafts being then transmitted to rolls via a speed reducer. Internal planetary gears are use...
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WO/1988/001544 |
In order to improve the drive of continuous rolling trains and thereby ensure a uniform rotation speed of each roll in the various stands in return for a minimum investment in electromotive power and drive system, it is proposed that to ...
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JP2009172670 |
To provide a compact following mechanism for moving a spindle following a roll stand so as to effectively absorb vibration or impact receiving from outside in a shifting rolling mill in which the spindle at a drive motor side and the cou...
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JP2008212989 |
To provide a rolling reduction apparatus for cast slabs, which apparatus can carry out the rolling reduction while adjusting the carrying speed of the cast slabs for every strand arranged at the same position in a plurality of the strand...
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JP3971016 |
To avoid difficulty and a defect, accompanied by conventional arts, especially eminently reduce the occurrence of wear of a wear plate, prevent the generation of uneven rotation torque, and further develop and modify to optimize an opera...
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JP2007132767 |
To provide a drive shaft damage diagnosis device, capable of discriminating both exfoliation and abrasion of a cross of the drive shaft from a raw waveform outputted from a displacement sensor, when diagnosing damage to the drive shaft o...
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JP2007130649 |
To provide a spindle device of a work roll shifting mill with which the damage of a slipper metal type coupling is prevented by imparting a clearance in the axial direction to the slipper coupling part by taking the movement in the axial...
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JP2007021549 |
To provide a rotary shaft coupling mechanism which is high in strength as compared with a conventional one, on which a female screw for fastening can be formed without lengthening the entire length of a coupling and with which the streng...
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JP2006341275 |
To provide a wire rolling apparatus which can shorten a waiting time from the passing of the tail end of a wire material in rolling to the supply of the leading end of the next wire material, and can achieve a high operation rate. When t...
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JP3855506 |
To provide a speed control method for a roll driving motor suitable for carrying out speed control while suppressing hunting even if a periodic fluctuation is generated in the speed achievement due to aging. A speed controller for roll d...
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JP3842113 |
To provide a detachable mechanism for a rotatable annular grooved leveling roller around a spindle. A spindle (1) has an air space (4) into which a pusher (9) is inserted, and the pusher (9) has tapered thrust surfaces (9a, 9b) which dis...
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JP2006175446 |
To elongate the life of the tie bolt of the main clutch drum in a cold Pilger mill by easily carrying out the reuse of the tie bolt even if the tie bolt has been broken. In the tie rod for fixing the main clutch drum to the brake drum in...
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JP2006159256 |
To provide a fixing method when the electromagnetic coil of the electromagnetic tooth clutch of the screw-down pointer of a slab blooming mill is burned out. In the case the electromagnetic coil is burned out in the electromagnetic tooth...
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JP3774458 |
To constitute a rolling device for a rolling mill in such a manner that torque and the bending load during rolling operation are optimally transmitted roll replacement can be easily executed, and a component required for a rolling device...
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JP3740778 |
To provide a different speed rolling mill which is made so that rolling forces which act on a rolled stock are differently distributed in the width direction and the distribution patterns are easily adjusted during rolling and to remarka...
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JP2005279704 |
To provide a rolling line for both a wide flange shape and a flat bar by which product quality equal to exclusive vertical mill is secured without installing an exclusive vertical mill for edge rolling of the flat bar or the like in a wi...
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JP3721075 |
To provide a method for preventing vibration in a rolling roll driving system by which an apparatus trouble accompanied with the vibration generated in the rolling roll driving system can be prevented. By detecting the height of a portio...
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