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JP6250038B2 |
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JP6221512B2 |
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JP6217315B2 |
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JP6151936B2 |
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JP6135379B2 |
A spindle unit for a rolling mill includes: a pair of upper and lower drive shafts disposed between a pair of upper and lower rolls and a motor; a pair of upper and lower cross joints disposed between the rolls and the roll-side paired e...
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JP2017074607A |
To provide a ring rolling apparatus which prevents quality from being decreased by a decrease in temperature during ring rolling without providing another heater.In a ring rolling apparatus, comprising a radial rolling part that radially...
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JP6102392B2 |
Outer faces of fitting portions of bearing holders are recessed from outer faces of bottom portions of bearing cups 24 toward the central axis C of a cross joint 11, 12 to define recessed portions 30 between the adjacent bearing cups of ...
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JP6094275B2 |
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JP6061775B2 |
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JP2016531754A |
The present invention relates to a method for cold rolling a rolled material and a roll stand (100). The roll stand (100) has at least upper and lower backup rolls (110-1, 110-2) and upper and lower work rolls (120-1, 120-2) forming a ro...
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JP5991087B2 |
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JP2016137506A |
To provide a motor drive control device capable of improving dimensional accuracy for a product by appropriate control over a speed of each of a plurality of rolling stands in a rolling facility where the rolling stands disposed along a ...
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JP2016137512A |
To provide a roll driving spindle for a rolling mill, capable of increasing the strength of female coupling and suppressing the increase of surface pressure by securing a maximum torque transmission surface of a slipper metal and the fem...
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JP5949733B2 |
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JP5883950B2 |
The rolling stand comprises four support columns (2), two conical rolling rolls with skewed rolling axes which are oblique to each other and are fixed to two roll cradles (6, 7), four jacks (24, 26) below the lower roll cradle (7) for ex...
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JP5826871B2 |
The elastic junction for the dynamic connection between the motor side and the head of a sliding block adapter, or between adapter and rolls of a rolling plant, comprises a central pin (5) arranged perpendicular to the longitudinal axis ...
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JP5812857B2 |
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JP5775888B2 |
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JP5758705B2 |
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JP5759069B2 |
The invention relates to a toothing, in particular of a drive spindle for driving a roll in rolling mills or continuous casting plants, which comprises several teeth and meshes with a second toothing in the manner of a spline, wherein a ...
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JP2015134378A |
To improve the compactibility of a rolled material or the physical property of another material by controlling an aggregate tissue of the rolled material.An asymmetrical rolling method is provided to roll a rolling object material by usi...
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JP2015127066A |
To provide near-net shape continuous rolling equipment for manufacturing a linear guide raw material.Near-net shape continuous rolling equipment 10 for manufacturing a linear guide raw material comprises a raw material sending/feeding me...
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JP5730384B2 |
The present invention relates to a rolling mill 20 which defines a rolling axis X and comprises at least two rolling stations 22. At least one rolling station comprises a fixed structure 40, a roll-holder cartridge 24 and three actuators...
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JP5722509B2 |
The invention relates to a rolling mill drive (1) having an axially displaceable toothed articulated spindle (3) extending between a toothed articulated element (50 arranged between an interlocking chamber (20) on the roller side and a t...
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JP5712958B2 |
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JP5699954B2 |
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JP5689776B2 |
Continuous coil tubing made from shorter lengths of flat metal strip which are spliced end-to-end and formed into tubular form and seam welded and thereafter introduced into a forging or hot reduction process. Finished coil tubing is wit...
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JP5678074B2 |
The invention relates to a roll stand (1) as a constituent part of a roll stand group (2) in a high-speed wire mill, having at least one roll pair or roll ring pair (5) and a drive shaft (7) which is connected to a motor (6), characteriz...
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JP5654032B2 |
An articulated spindle (3) which is arranged in particular in a drive of a rolling mill, comprises a coupling sleeve for establishing a connection to an articulated head, or an articulated head (4) for establishing a connection to a coup...
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JP5609567B2 |
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JP5598280B2 |
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JP5593518B2 |
A gear spindle includes a shaft having a first gear cavity at a first end, an oil delivery path for delivering oil to the first gear cavity and an oil return path for carrying oil away from the first gear cavity. A first seal assembly is...
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JP5575213B2 |
A gear spindle (3) obtained by inclining the axis of a spindle inner tube (10) provided at one end with an external cog inner tube gear section (40) at 0.6 degrees to 1.6 degrees with respect to the axis of a spindle outer tube (20) prov...
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JP5565274B2 |
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JP5490814B2 |
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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JP5490921B2 |
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JP2014061546A |
To provide a lock pin which is rotated by one worker and reduces the work hours, and to provide a lock pin rotation tool and a connection open structure.A head part 31, an axis 32, and an engagement protrusion 33 are formed at a lock pin...
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JP5459604B2 |
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JP2014047866A |
To provide a lock pin assembly and a connection structure, enabling rotation by one worker and capable of reducing working man-hour.A lock pin assembly 7 includes a head part 31, and a shaft 32 connected to the head part 31. The shaft 32...
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JP2014047864A |
To provide a lock pin that enables rotation by one worker and can reduce working man-hour.A notch part 35 and a screw 36 positioned on a tip side with respect to the notch part 35 are formed in a shaft 32 of a lock pin 3. A through hole ...
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JP2013220465A |
To provide a control device for a rolling mill, with which the effect of load disturbance when the weld zone of a rolled stock passes through a cold rolling mill can be reduced.A control device for a rolling mill includes: a tracking fun...
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JP2013531561A |
A modular rolling mill has a mill pass line along which products are rolled in a rolling direction. The rolling mill comprises first gear units arranged along a first line parallel to the mill pass mill line. Each first gear unit is driv...
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JP5237310B2 |
The system (1) has a pair of identical cranks (4', 4'') rotating about respective crank axes offset from a reciprocal frame (10), and connecting rods (7', 7'') connected between the cranks and the frame. Counterweights (5', 5'') are plac...
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JP2013081994A |
To provide a method and device for detecting malfunction of a rolling mill detecting occurrence of small bending when rolling so as to cope with it at an early stage.The malfunction detecting device 28 includes a vibration sensor 30 disp...
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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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JP5194229B2 |
A method and monitoring system for tracking operational parameters of a drive train of a monitored system includes a sensor unit affixed to the drive train. The sensor unit includes a sensor for generating an analog signal in response to...
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JP5062253B2 |
A driving device driving motors of rolling rolls that corrects asymmetry between top and bottom roll driving systems of a twin-drive rolling mill in which top and bottom rolling rolls are driven by upper and lower motors, respectively, s...
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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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JP2012096283A |
To provide a method for detecting seizure of a slipper type spindle joint capable of detecting seizure of the slipper type spindle joint arranged in the roll end part of a spindle transmitting rotational torque of a roll driving motor to...
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