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JP7225880B2 |
To suppress the occurrence of telescope in a coil of a hot rolled steel sheet when manufacturing the coil in a hot rolling step.A method for manufacturing a coil C is provided in which a hot rolled steel sheet having a ratio of a finishe...
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JP7224633B2 |
To prevent occurrence of falling of a rolled material, improve each of a quality and a yield, and prevent damage of components.The device for guiding a rolled material is provided with a pair of roller holders having guide rollers in gui...
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JP7224696B2 |
A hydraulic tension system of a direct-pulling cold/warm rolling tester, relating to the technical field of hydraulic control. The hydraulic tension system comprises a constant-pressure oil source system (45), a left tension control unit...
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JP2023505873A |
A known heat treatment line is developed so that it is possible to adapt the process adjustment, in particular the temperature adjustment, to different metal products and/or product conditions. Kind Code: A1 A device for flexible influen...
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JP7220790B2 |
A method for operating a roll stand for the stepped rolling of metal strip is described. The metal strip is initially fed into a roll stand on the infeed side, where it is step-rolled. This creates a leading and a trailing section of the...
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JP2023019995A |
To ensure reliable fixation by simplifying fixation of a rest bar.Holding parts 1a on both sides of a back surface of a rolling mill 1 are provided with holding grooves 1a1 where horizontal cross sections long in a vertical direction hav...
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JP2023503902A |
Kind Code: A1 Abstract: The present invention is an apparatus for rolling, in particular step rolling, a material to be rolled, comprising at least a pair of rolls and, in the rolling direction, downstream of the pair of rolls, and at le...
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JP2023014541A |
To stabilize a shape of a strip by suppressing a tension fluctuation of a raw material in a process line for rolling the raw material.A process line control system for controlling a process line for rolling a raw material by including a ...
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JP2023008101A |
To provide an automatic tracking correction range optimization device capable of setting a deviation of a tracking position in an optimal correction range even if operation conditions are different.An embodiment includes: deviation quant...
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JP7207564B2 |
A coil skid on which a hot-rolled coil 1 obtained by coiling a hot-rolled steel sheet is placed includes: at least two or more layers of a metal plate 11 and at least two or more layers of a heat insulating material 12 each stacked alter...
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JP2023002909A |
To provide a method for inspecting a steel plate conveyance facility which can simply inspect a height difference between a pair of rolls provided so as to be divided in a width direction of a steel plate to be conveyed.A method for insp...
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JP7191761B2 |
To avoid in advance a rolling trouble caused by a portion large in amount of off-center.An operator support device is applied to a rolling system 1 comprising a cold tandem rolling mill 16. In the operator support device, a tensile force...
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JP7188362B2 |
To provide a pinch roll device, a sizing press device and a method for conveying steel material each of which enables both an upper pinch roll and a lower pinch roll to surely convey steel material by surely avoiding a situation in which...
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JP7188023B2 |
To provide a rolling device that when an abnormality occurs in a guiding roll that guides a material to be rolled to a rolling roll, can detect the abnormality promptly and report the abnormality.A rolling device 1 comprises: rolling rol...
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JP2022172772A |
To provide a metal strip fluttering suppression device.Provided is a device for suppressing fluttering of a metal strip. The device is arranged in a metal strip running line through which a metal strip passes and which suppresses flutter...
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JP7167180B2 |
A device for laterally guiding (1) a metal strip (2) running over a metal strip conveyor device. The device has at least one main part module (3) with a guiding plane (4) and at least one grinding body with a grinding surface (5a, 5b, 5c...
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JP2022167978A |
To provide a device for laterally guiding a metal strip (2) traveling on a metal strip conveyor device.A device includes at least one main body module (3) with a guiding plane (4) and a grinding surface (5a, 5b, and 5c) for contacting a ...
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JP7163225B2 |
To provide a rolling method and a rolling device that can improve productivity and roll a material to be rolled, over a wide size range.A first rolling machine 12 and a second rolling machine 14 are arranged separately in a pass-line dir...
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JP7159356B2 |
The present invention provides a method for manufacturing a cold-rolled or zinc-plated dual-phase steel plate over 980 MPa. After being subjected to hot rolling, coiling, bundling, and online heat preservation, a slab is directly sent to...
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JP2022155682A |
To suppress occurrence of errors in a face-to-face dimension of both of main and sub guide rollers, so as to perform an adjustment operation quickly and moreover accurately.A roller guide is provided with a pair of roller holders 6 suppo...
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JP7151265B2 |
To equalize a temperature in a plate width direction of a hot rolled steel sheet even if a hot rolling threading guide is arranged between transport rolls.A cooling device of a hot rolled steel sheet has multiple cooling water nozzles 23...
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JP7150994B2 |
A control device for controlling a rolling mill device including a pair of mill rolls disposed on opposite sides of a metal plate includes: a first plate end detection part disposed on an entry side of the pair of mill rolls in a conveyi...
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JP7149741B2 |
To provide a rolling device which is effective for improvement of the production efficiency of a rolled material.A rolling device 1 includes: a mill roll 10 which rotates around a roll axis RL intersecting with a material transport line ...
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JP7149861B2 |
In the present invention, at least one of pinch roll devices is controlled to apply a driving force to a plate material, and at least another one of the pinch roll devices is controlled to apply a braking force to the plate material in o...
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JP2022142526A |
To provide a steel sheet-pile bending machine which can suppress dimensional variation of a rolled material in a longer direction when deviated engagement of a tip of the rolled material or twist is caused in a bending machine in which a...
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JP2022138637A |
To provide a hot-rolling device and a casting mold-width determining method which can determine a plate width of a cast piece to be casted, with high precision.A hot-rolling device 1 comprises: a conveying device 10 that conveys a heated...
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JP7135091B2 |
A movable hot rolling thermal insulation heat treatment device, comprising: a base plate (1); a steel coil fixing base (2), disposed at the center on the base plate (1); a tray (3), which is of an annular structure and is horizontally fi...
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JP7126743B2 |
To inhibit damage and deformation of a threading guide.A threading guide device 10 includes: threading guides 2, 3, 4, 5; a first impact alleviation device 43; and/or a second impact alleviation device 52. The first impact alleviation de...
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JP7116260B2 |
A method for operating a rolling mill device including a pair of mill rolls disposed on opposite sides of a metal plate includes: a detection step of detecting a plate end position in a plate width direction of the metal plate at a posit...
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JP7115391B2 |
To provide an apparatus and method for controlling meander of a steel plate that can inhibit a steel plate from meandering on a meander reference roll regardless of a distance between a position of the meander reference roll and a positi...
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JP7108128B2 |
A device for producing strip material, such as a hot strip. The device includes lateral guide elements which are arranged on both sides of the strip material and, in particular, along a roller table having several rollers, and at least o...
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JP2022108357A |
To provide a method of carrying a metallic material capable of reducing bending of a metallic material due to temperature change while carrying the metallic material from a place where it was subjected to heating to a place for where it ...
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JP7097561B1 |
To reduce the number of operators required for operating a lump rolling mill 100. An operating device for operating a slabbill rolling mill 100 is a first handheld controller 11A, a controller signal interface PLC14 for generating a cont...
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JP7095071B2 |
A process for the endless or batch production of strips and plates of hot-rolled steel, with thickness from 0,6 mm to 50 mm, comprises the continuous casting (1) with liquid core reduction of a thin slab (S) having a minimum thickness of...
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JP7091560B2 |
Rolling equipment includes a strip wedge controller that obtains the distribution in the strip width direction of a strip load applied to a rolled material 5 from a work side load PW and a drive side load PD, that calculates the strip we...
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JP7085913B2 |
To provide a multi-stage rolling system effective in delivering material smoothly between multiple rolling devices.A rolling system 1 comprises: a first rolling device 10 for rolling material moving along a first transport path R1; a sec...
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JP7080795B2 |
To provide a meandering detection device and a meandering detection method by which meandering behavior of a rolled material can be detected more suitably.This rolling mill meandering detection device 2a comprises: a tensile force measur...
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JP7077755B2 |
A roll bending machine includes a roller unit and a tension device. The roller unit rolls and bends a strip member at a rolling rate varying in a width-wise direction of the strip member. The tension device applies tension to the strip m...
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JP7076884B2 |
A device for ascertaining the lateral strip contour and/or the position of the strip edges of a metal strip. It includes at least one sensing element for ascertaining suitable measurement data. The sensing element is integrated into a la...
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JP7073965B2 |
To provide a novel and improved continuous casting facility and method of casting capable of carrying out a light roll-reduction of rolling from a dummy sheet, inhibiting a fracture of a slab, and reducing the production cost owing to yi...
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JP7071170B2 |
To restrain a plate material from meandering in conveying the plate material using pinch rolls.A plate material conveyance device 100 comprises pinch rolls 1a and 1b, rolling reduction devices 3a and 3b, load cells 4a and 4b, a position ...
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JP7071171B2 |
To restrain a planar material from deviating from a center of a line when starting conveyance thereof.A plate material conveyance device 100 is configured to perform steps of: controlling rolling reduction devices 3a and 3b so that rolli...
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JP2022073472A |
To provide material steel material marking equipment capable of achieving space saving and shortening a work time as a whole.Material steel material marking equipment 10 makes a mark related to processing to be executed to a material ste...
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JP7058903B1 |
[Summary] The present invention relates to a gear, a linear motion mechanism (3), a sector gear (4,4'), a transport roller (5,5'), a spring device (7,7'), a universal joint (8), and a universal joint (8). Including the drive motor (9), t...
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JP7052456B2 |
To enable the manufacture of a higher-quality differential thickness plate material with reduced flatness failure.A method for manufacturing a differential plate material is provided which includes a step of applying a caliber work roll ...
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JP7051173B1 |
The underdrive lever type clamp mechanism according to the present invention includes a first gear (1), a second gear (1'), a third gear (2), a fourth gear (2'), a linear motion mechanism (3), and a multi. Lever synchronization mechanism...
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JP2022049156A |
To provide a tempering rolling facility dispensing with a sensor or a new control system, capable of suppressing meander of a metal plate conveyed to the tempering rolling facility.A tempering rolling facility has a tempering rolling mac...
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JP7029524B2 |
The invention relates to a system for continuously pickling and/or cold rolling metal strips, having a pickling region and a cold rolling region. The pickling region has an unwinding device, a welding device, a pickling device, and a win...
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JP2022030711A |
To provide a rolled material manufacturing system which can improve dimensional stability of flange squareness of a rolled material to be hot-rolled, and a rolled material manufacturing method.A rolled material manufacturing system compr...
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JP7021824B2 |
A method of threading a metal substrate on a rolling mill comprising receiving a coil of the metal substrate at an elevated temperature, wherein the elevated temperature is greater than 450 °C. The method also includes uncoiling the met...
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