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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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JP4746636B2 |
A modular rolling mill comprises a plurality of rolling units (10a,10b,10c) having work rolls (14,16) configured and arranged to progressively reduce the cross sectional area of a product received along a mill pass line (P). Gear units (...
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JP4742821B2 |
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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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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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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JP4649425B2 |
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JP4611997B2 |
An overload safety coupling, especially for the main drivetrains on rolling stands, which bridges a toothed spindle section and a spindle section with a permanent seat. The coupling includes a rotating-and-sliding sleeve, which has inter...
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JP2010201475A |
To provide a reduction gear for driving rolls, which is lighter in weight than a conventional one and which provides driving force suitable to drive a rolling mill without using a large-sized kammwalze gear.The reduction gear 10 has one ...
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JP4538088B2 |
The present invention provides a rolling mill of a plate or a sheet which eliminates rolling trouble due to warping of the rolled material and wavy shaped flatness defects running through the plate or sheet width direction such as "wavin...
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JP4533883B2 |
Sliding pad (5) comprises a metallic inner body and an outer layer made from polymer fiber material surrounding the inner body.
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JP4494598B2 |
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JP4475531B2 |
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JP4332681B2 |
PCT No. PCT/EP96/04387 Sec. 371 Date Nov. 30, 1998 Sec. 102(e) Date Nov. 30, 1998 PCT Filed Oct. 10, 1996 PCT Pub. No. WO97/19767 PCT Pub. Date Jun. 5, 1997A rolling mill for rolling pipes on a mandrel (40) is formed by an alignment of r...
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JP4323662B2 |
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JP4316796B2 |
A precision-rolling process for producing rolled stock in bar or wire form while maintaining tight shape and size tolerances is characterized, for the purpose of providing good accessibility to the roll stands, by the combination of the ...
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JP4312091B2 |
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JP4293410B2 |
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JP4292874B2 |
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JP4235943B2 |
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JP4231631B2 |
Rolling mill comprises a roll stand (4) consisting of opposite-lying portal frames (7, 8) fixed to a plate (6) with an upper cassette (9) for an upper rolling unit (11) and a lower cassette for a lower rolling unit (12). Both frames are ...
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JP4156547B2 |
The device has two coupling arrangements (6,7) comprising two coupling parts (6A,7A) having two grooves and two coupling elements, respectively. When coupling arrangements are in coupled mode, the first coupling element of coupling part ...
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JP4103669B2 |
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JP4096189B2 |
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JP4093626B2 |
Rolling mill drive system has toothed joint spindles (5, 6) arranged between the driven mill rolls (1) and their drives (3, 4) and provided with a lubrication circuit including grooved oil supply rings (8, 9) for oil supply through centr...
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JP4070293B2 |
The clamp connection between the head (1) of a geared or universal spindle (4) and the journal (2) of a roll serves for transfer of a torque by means of a form-locked joint between the locating surfaces (5, 6) between the journal (2) and...
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JP4040670B2 |
The invention concerns a drive spindle (1) for the main drive of a rolling stand, which has: a first shaft (3) for transmitting torque from a drive motor (2) to a coupling element, especially to a multiple spline profile, and a second sh...
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JP2007270899A |
To provide an electrolytic corrosion prevention constant velocity joint which prevents a leak current from flowing into the constant velocity joint through a connection member. In the electrolytic orrosion prevention constant velocity jo...
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JP2007263177A |
To provide a material compressing work device eliminating a failure in the compression-bonding of powder to a plate even if the starting, stopping or rotating power torque of a roll is changed or the rotating speed of the roll is changed...
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JP2007222889A |
To provide a driving gear for rolling mills with which the cost of equipment is reduced by prolonging the life of gears of a reduction gear in the driving gear for rolling mills which is provided with a motor, the reduction gear and a pi...
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JP3971016B2 |
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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JP3928912B2 |
To provide a rotating shaft connecting mechanism ensuring that the elliptical connection of a pressure roll can be pressed into contact by causing an elliptical inner hole in a roll coupling to uniformly contract. A cut surface 2c is for...
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JP3925891B2 |
To provide a rotating shaft connecting mechanism ensuring that the elliptical connection of a pressure roll can be pressed into contact by causing an elliptical inner hole in a roll coupling to uniformly contract. The roll coupling 2 hav...
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JP2007130649A |
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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JP3889006B2 |
To provide a rotary plastic working method raising the working accuracy. A rolling mill 1 which is formed as a horizontal wedge roll or a horizontal wedge rolling mill includes a first work roll 2 which is rotatable or rotated around an ...
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JP2006341275A |
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 th...
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JP3855506B2 |
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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JP2006326602A |
To provide a compact and space-saved rolling mill without providing any universal spindle between a rolling mill body and a driving device regardlessly of the employment of double support type easily adaptable to have multiple calibers.T...
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JP3842113B2 |
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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JP2006175446A |
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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JP2006159256A |
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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JP3774458B2 |
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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JP3757188B2 |
To increase the number of cycles while evading drawback in manufacturing technology and tool exchange by improving a cross rolling machine having a form described at the begining. A pair of rolls are mechanically connected to each other ...
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JP3748256B2 |
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JP2006504529A |
To produce aluminum strip with a texturized surface, strip (12) is cold rolled and, directly after leaving cold rolling stand (17) in direction (x) of strip travel, it passes through gap between two rollers with rough mantle surfaces e.g...
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JP3740778B2 |
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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JP2005538850A |
An apparatus for and method of manufacturing lithium or lithium alloy anodes for electrochemical cells by a lamination process wherein a lithium or lithium alloy sheet is reduced into a thin lithium or lithium alloy film. The method and ...
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JP3721075B2 |
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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JP3715801B2 |
To reduce the cost of equipment by decreasing three rolling mills which are required at a minimum in a conventional intermediate/finish rolling down to two and also to smoothly rolling even a wide flange shape whose web thickness is extr...
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JP3715281B2 |
To shorten time required to change a rolling stand as compared to the necessary time in a case of a well-known device. The invention relates to a rolling mill train for continuously rolling a bar shaped rolled stock in which a rolling st...
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JP3693444B2 |
To provide a universal coupling device, of which manufacturing cost can be reduced and of which lifetime is prolonged and which can increase the torque to be transmitted through a connecting shaft. In a universal coupling device appropri...
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