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JP7298577B2 |
To provide a plate thickness calculation method, a plate thickness control method, a plate material manufacturing method, a plate thickness calculation device and a plate thickness control device that can improve measurement precision wi...
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JP2023086615A |
To provide a crack detection method of high-temperature steel, a rolling method of the high-temperature steel, and a generation method of a crack detection model of the high-temperature steel capable of estimating crack identification in...
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JP2023086616A |
To provide a crack determination method of high-temperature steel, a rolling method of the high-temperature steel, and a generation method of a crack determination model of the high-temperature steel capable of determining, with high acc...
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JP7294367B2 |
To provide an eddy current flaw detection device, manufacturing facilities of a steel material, manufacturing facilities of a steel pipe, an eddy current flaw detection method, a manufacturing method of a steel material, and a manufactur...
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JP7290139B2 |
To appropriately control a standby opening of a side guide to a size that does not cause a steel strip tip to collide according to the passing situation of the conveyed steel strip tip, and prevent the occurrence of miss roll.A winding m...
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JP7280506B2 |
To provide cold tandem rolling equipment and a cold tandem rolling method in which plate rupture is prevented so that stable cold tandem rolling can be implemented, despite that a distribution of deformation resistance in the plate width...
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JP7279083B2 |
Systems and methods of quenching a metal substrate include cooling a top surface and a bottom surface of the metal substrate until a strip temperature is cooled to an intermediate temperature. Cooling of the top surface of the metal subs...
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JP7277753B2 |
To provide a new and improved device for removing steel plate surface flaw introducible without involving a change in an existing line, and capable of highly accurately removing steel plate surface flaw.A device 100 for removing steel pl...
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JP7277604B2 |
A control device (3b) for a roll stand (1). During rolling of a metal strip (2) in the roll stand (1), the device receives measurement data (M) for a lateral position (y) of the metal strip (2) on the inlet side and/or outlet side of the...
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JP2023070052A |
To provide a method for determining a plate profile of a steel plate capable of suppressing occurrences of edge buildup and surface flow in a post-process by performing a success/failure determination of a plate profile having little var...
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JP2023520577A |
The present invention provides a cooling unit (106a) configured to supply a coolant to work rolls (100a-b) arranged to process a work item (102) between the work rolls (100a-b). the method for detecting a faulty cooling unit in a set of ...
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JP2023066562A |
To provide a process controller which can obtain a speed actual value outputted by a speed meter with no long time required for determination, no false detection and no erroneous determination.A process controller comprises: filter means...
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JP2023066632A |
To provide an automatic connection technique between a pressure roll and a spindle.A rolling apparatus with an automatic connection device between a pressure roll and a spindle comprises: a rolling mill 101 which includes a pressure roll...
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JP2023065874A |
To provide technique which enables the state of a spindle of a rolling mill to be monitored when the rolling mill is operated and when recombined.Rolling equipment comprises: a rolling mill which is installed at a prescribed position and...
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JP2023065002A |
To prevent damage of a facility of a hot rolling mill with good response.A facility damage prevention device of hot rolling mills 1A to 1E includes load cells 2A to 2E for detecting a rolling load of rolling mills 1A to 1E, and a control...
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JP7269484B2 |
To provide cold tandem rolling equipment and a cold tandem rolling method in which plate rupture occurrence is predicted at a stage before the plate rupture occurrence in implementing cold tandem rolling on a coil with a large unevenness...
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JP7268252B2 |
A method for rapidly measuring roller pass major semi-axis of three-roller reducing mill, the method comprising the following steps: selecting a corresponding value of the average diameter of an elliptical pass, a value of a first major ...
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JP7266752B2 |
A dual pre-stacking system of steel plates for a single cutting line and a stacking method therefor. The dual pre-stacking system comprises: a cooling bed inspection stand, a crop shear with a cut-to-length function, a bilateral shear, 1...
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JP2023055353A |
To enhance control accuracy of tension of a belt-like body when a position of a looper truck is controlled by setting a synchronous position as a target position in a loop storage unit equipped with the looper truck.A looper position con...
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JP2023053825A |
To make it possible to detect surface defects of a rolling roll with good accuracy.A surface defect detection device for detecting surface defects of a rolling roll 1 comprises: a rotating mechanism which axially rotates the rolling roll...
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JP7255579B2 |
A meandering amount detection method for a metal strip according to the present invention is a meandering amount detection method for a metal strip that detects a meandering amount of a metal strip traveling in a state of being overlappe...
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JP7255614B2 |
To suppress camber generated during slitting that divides a metal plate in a width direction.A camber control device according to the present invention comprises a rough leveler, a slitter, a final leveler, and a shape measurement device...
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JP2023046575A |
To provide a width reduction control device and a method therefor which prevent a press load in the vertical direction due to slab torsion from a stationary part to a tail end part of a slab from becoming a state of an excessive load exc...
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JP7245365B2 |
A flatness measuring apparatus for measuring the flatness of a metallic strip, including a measuring roller which has a roller axis and which makes contact with the strip for the measuring the flatness. The measuring roller is connected ...
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JP7243944B1 |
Provided is a rolling roll suitability determination method, etc., capable of estimating on-line the state of polygonal wear of a roll to be evaluated that occurs during rolling and preventing slight chatter marks. The rolling load data ...
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JP2023030259A |
To achieve both suppression in shape deterioration of a rolled material and high response of temperature control when a temperature of the rolled material is controlled on the outlet side of a finishing rolling machine.A processor 80 cal...
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JP2023030752A |
To provide a generation method of a meandering amount estimation model of a steel plate which can generate a meandering amount estimation model for accurately estimating a meandering amount of a steel plate.A generation method of a meand...
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JP2023027537A |
To accurately measure the temperature of a heated slab in a hot rolling line.A method for measuring the temperature of a heated slab is a method for measuring the temperature of the heated slab in a hot rolling line 30 having a heating f...
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JP7230628B2 |
To provide a rolling device and a control method for the device, capable of preventing occurrence of restriction phenomenon of a tail edge in a rolled material.A rolling device 10 comprises a pair of work rolls 11 for rolling a rolling m...
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JP7230880B2 |
To provide a rolling load prediction method that can predict a rolling load of a rolled material tip part in a finishing rolling mill on a hot-rolling line with good accuracy.A rolling load prediction method predicts a rolling load of a ...
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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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JP7227365B2 |
The invention relates to a device (20) and to a method for determining the location and/or position of a roller in a roller frame. The device comprises an evaluating device (A), which is signal-linked to the measurement sensors (10) of a...
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JP7222415B2 |
To provide an apparatus for measuring a meandering amount of a hot rolled steel strip and a method for measuring a meandering amount of a hot rolled steel strip in which an edge position of the hot rolled steel strip is adequately and ra...
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JP2023022814A |
To automatically and correctly determine whether or not there is need to correct the wound shape of a steel strip coil in each manufacturing process of a steel strip such that the steel strip coil satisfies a predetermined quality standa...
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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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JP2023018813A |
To provide a determination method of a hot slab width reduction which can determine whether it becomes a width reduction defective slab by torsion before performing width reduction.A torsion determination method of a hot slab width reduc...
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JP7211392B2 |
To provide a wheel for a thickness gauge that can prevent derailment and be easily introduced also into an existing facility.A wheel for a thickness gauge has a V-shaped groove that engages with a V-shaped rail. The V-shaped groove has i...
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JP7210826B2 |
To accurately control the condition of roll coating by exactly grasping the condition of roll coating for a mill roll.A mill 2 comprising a fluorescent X-ray analyzer 1 according to the present invention comprises a pair of work rolls 4 ...
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JP7209157B2 |
A manufacturing method of a plated wire rod, the method including: preparing a plated wire rod precursor including a base material that is wire-drawn and that has a linear shape and a plating film that is provided on a surface of the bas...
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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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JP7209013B2 |
A cross-rolling mill for rolling a block over a mandrel forms a hollow block. It includes a plurality of working rollers, each of which exerts a substantially radially aligned rolling force onto the block. The working rollers are support...
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JP2023008632A |
To provide a plate thickness control device for a rolling machine that includes monitor plate thickness control and mass flow plate thickness control, and when controlling an outlet side plate thickness, can control the outlet side plate...
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JP7207386B2 |
To provide a method and a device for detecting defects that can precisely detect fine and uneven defects.A method for estimating surface defects is for estimating uneven defects in a surface of an object S in a shape of a flat object, an...
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JP7207367B2 |
To make it possible that an end of a warped thick steel plate does not collide a sensor or the like installed between rolls of a table roller.A detection method for plate warpage of a thick steel plate comprises: a step of measuring, by ...
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JP7205278B2 |
To provide a hot-rolled steel material manufacturing method by which occurrence of a burn mark can be prevented more reliably, and an inspection method.There is provided a method for manufacturing a hot-rolled steel material in such a ma...
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JP7205459B2 |
To provide a manufacturing method of a steel sheet pile which can suppress the occurrence of the shape defect such as wave and slip pattern.A manufacturing method of a steel sheet pile comprises the steps of: arranging a torque measureme...
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JP7204307B2 |
To provide a shape measuring device that accurately measures the amount of curvature of measurement objects mutually differing in length.A shape measuring device pertaining to an embodiment measures the amount of curvature of a measureme...
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JP7200859B2 |
To remedy defect of shape of a rolled material end without depending on a skill level of an operator.A rolled-shape control device comprises: first coolant control input calculation means calculating first control input of spot coolant e...
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JP2023001809A |
To provide a plate material loop state measurement apparatus and the like which can accurately and stably measure the loop state of a plate material.A loop state measurement apparatus 100 according to the present invention comprises: 2 t...
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JP2022189044A |
To provide a bar steel conveying processing apparatus that can solve problems of an increase in conveyance man-hours and a flaw formed in conveyance and also mark a surface of bar steel appropriately when performing washing processing an...
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