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JP62207906 |
PURPOSE: To detect a shape at low cost and with high accuracy by providing a bearing which has supported a roller divided to a roller shaft, by making an elastic body intervene, and detecting a displacement of the roller. CONSTITUTION: A...
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JP62199209 |
PURPOSE: To measure the temp. of a steel strip in real time without contact therewith by housing a radiation thermometer with IR rays as a measuring wavelength region into a cylindrical vessel and providing a light shielding plate and ga...
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JP62192204 |
PURPOSE: To measure the true profile of work rolls and to improve the accuracy of rolling by measuring the position of the outside peripheral faces of the rolls from above the straight line parallel with the axial centers of the rolls, c...
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JP62187520 |
PURPOSE: To improve accuracy of a rolling reduction setting and to prevent a breaking by a horizontal component of an end roller force by inserting a jig of specified shape and dimension between upper and lower leveling rollers by loadin...
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JP62173014 |
PURPOSE: To easily and surely detect a gap between rolls by introducing the light from a light source arranged at hole part of the axial center of roll to outside and detecting a moire fringe of the light formed through a fixed lattice h...
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JP62172210 |
PURPOSE: To measure the degree of flatness of a flat plate with high accuracy, by providing an optical system receiving laser beam generated from a first beam source to divide the same into a plurality of laser beams and allowing each la...
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JP62163901 |
PURPOSE: To prevent a possible slip, by a method wherein a thin film like gas is interposed between a rotary part and a stationary part to support the rotary part with the gas so as to make the tracking property of a shape detecting roll...
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JP62162908 |
PURPOSE: To measure a surface profile with good accuracy by providing virtual measurement points and solving the many simultaneous linear equations expressing the optional numerical values corresponding to measured distance values and th...
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JP62156011 |
PURPOSE: To exactly control the tension fluctuation of a strip at two points different with respect to the winding part or drawing out part of work rolls by determining the speed difference of the strip at said points. CONSTITUTION: The ...
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JP62148010 |
PURPOSE: To accurately evaluate width reducing model errors and to reduce variations in the plate width of a rolled stock by installing a range finder at both sides of the rolled stock in the outlet side of a vertical rolling mill and de...
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JP62142012 |
PURPOSE: To improve the plate shape quality by approximating a roll profile using a four or higher order function including unknown quantity so that predicted roll deflection values are coincident with the target deflection distribution....
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JP62134107 |
PURPOSE: To judge with high reliability to improve the measuring accuracy for rolling data, and also to improve the accuracy of the plate thickness set value by judging whether the measured value of rolling data is usual or unusual by co...
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JP62124009 |
PURPOSE: To accurately measure tensions between stands by comparing a loaded value of a loading device and a detected value from a load detector with a mill stand combined with two calibration work roll stands. CONSTITUTION: With a mill ...
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JP62118208 |
PURPOSE: To correct a difference of instrumental error characteristics between thickness gages mutually by providing a reference plate set arranging plural reference plates with the different thickness and a mobile control means to move ...
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JP62116253 |
PURPOSE: To make it possible to inspect the surface of a wire having a modified cross-section over the entire length thereof, by mounting a ring shaped eddy current flaw detection coil to the rear surface of a round shaped caliber. CONST...
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JP62104613 |
PURPOSE: To measure the rolling load without a load cell and to prevent that the stiffness of a housing is spoiled by providing the distance fluctuation measuring means which measures the fluctuation in the relative distance between hous...
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JP62104615 |
PURPOSE: To increase the tracking accuracy by setting up the TV camera for industrial use at the upper part of the transfer line of a hot billet and by detecting the position and speed of the billet. CONSTITUTION: A billet 2 is heated to...
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JP62096808 |
PURPOSE: To make it possible to detect the amount of snaking at a part directly beneath a roll economically, by providing plate-end detectors at places, which are separated from the roll of a rolling mill by a relatively small distance i...
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JP62093608 |
PURPOSE: To make it possible to rapidly perform measurement with high accuracy, by measuring the distance between a roll and a reference pedestal by a main telemeter and correcting the same not only on the basis of the displacement quant...
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JP62084815 |
PURPOSE: To perform an initial setting of rolling reduction in a short time by operating a hydraulic apparatus for rolling reduction at high speed corresponding to a variation of motor- driven rolling reduction, by providing a means to k...
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JP62077109 |
PURPOSE: To reduce an electric power loss and to prevent the surface of rolls from roughening by installing a rolling stock detector and a rolling reaction detector and performing the final setting of a rolling mill and return to a preli...
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JP62072417 |
PURPOSE: To reduce a cost of equipment by storing a displacement value of a roll corresponding to the rotational position of the roll previously, then detecting the displacement of the roll on rolling and controlling the rolling reductio...
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JP62068615 |
PURPOSE: To prevent distortion and bending of steel material and to stabilize conveying by controlling a roll gap and a deflection extent of axis to symme trize the section of rolling steel materials with respect to the width center line...
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JP62064414 |
PURPOSE: To easily and accurately measure the deformation resistance of a rolling plate when the rolling plate is passed under an on-line condition, by detecting the rolling load,front- side and rear-side tension of the rolling plate, an...
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JP62064416 |
PURPOSE: To easily and accurately measure the deformation resistance of a rolling plate, by detecting the rolling load, tension of the in-side and out-side when viewed from the rolling mill, etc., of the rolled plate when different-speed...
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JP62064415 |
PURPOSE: To easily and accurately measure the deformation resistance of a rolling plate under an on-line condition, by detecting the rolling load, rear-side tension, etc., of the rolling plate when different-speed rolling is performed to...
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JP62054116 |
PURPOSE: To presume wave distortion of plate material after cooling during heating with good accuracy by correcting the thermal expansion on a measured result of a hot wave-distortional shape based on the measured result of a temperature...
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JP62047529 |
PURPOSE: To detect a shape without marking rolled material and even in case rolling material tension is large by providing plural holes so that a hollow cylindrical body is perforated in the wall direction in the axial direction of the h...
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JP62045411 |
PURPOSE: To improve an accuracy of detecting a plate shift by equipping a photodetector to detect a position of rolling material in the width detection and a height detector of a looper and calculating the direction and value of the plat...
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JP62043507 |
PURPOSE: To detect the configuration of the section of a steel plate with a high accuracy by constituting a detector by a photosensitive element, a rotary reflecting mirror, position detecting means, arithmetic means and the like. CONSTI...
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JP62038714 |
PURPOSE: To prevent rolling rolls from contact with each other positively by setting a speed reference limiter which limits a speed reference by which rolling rolls move rapidly to a value smaller than the other speed reference by which ...
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JP62028014 |
PURPOSE: To enable a shape control to be more accurate for each repeating of rolling by measuring the plane shape of a thick plate after rolling and correcting a profile variation amount in the thickness direction for a succeeding thick ...
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JP62028027 |
PURPOSE: To automate safely and exactly the collection of a hot rolling steel material sample by bringing a welding wire tip of a welding device which can be shifted and lifted freely on an apron plate into contact with a cutting sample ...
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JP62013208 |
PURPOSE: To prevent the product defect arising from chattering by determining the deviation in a sheet thickness with the spacing of approximately half the fluctuation pitch of the sheet thickness of a material to be rolled by chattering...
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JP62013210 |
PURPOSE: To detect the tension acting on a rolling material between rolling mills with good accuracy and to eventually permit the tension control with high accuracy even with a rolling installation having no sensors for detecting rolling...
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JP62013207 |
PURPOSE: To detect push and pull force with a simple signal process and good accuracy by detecting the torque when a material engages with one roll of a vertical type horizontal mill, detecting the max. value of the torque when the mater...
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JP62009710 |
PURPOSE: To detect a thrust of a tensile force between a vertical and a horizontal milling mills without preventing works of rearranging rolls, etc. by calculating in accordance with a stress detected by strain gauges of one roll of vert...
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JP62009709 |
PURPOSE: To improve the detecting accuracy by passing signals from a vibratory speed sensor equipped on a housing of a cold rolling mill through a band-pass filter of a natural frequency of the rolling mill to detect a chattering by said...
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JP62006711 |
PURPOSE: To perform extremely simply the adjustment in the zero point of a roll gap by setting the reinforcing roll opening with operating so that the offsetting quantities before and after the work roll become in the prescribed quantity...
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JP62006710 |
PURPOSE: To improve the quality, yield and productivity by enabling the execution of the roll setup for obtaining the target plate thickness with high accuracy without using the plate width of a rolling plate and the elastic deformation ...
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JP62002105 |
PURPOSE: To enable high-speed and high-accuracy shape recognition, by processing an optical image obtained by projecting of a number of spot lights from 4 directions with an optical sense input apparatus and obtaining a deviation of the ...
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JP61279309 |
PURPOSE: To detect the tension of a material to be rolled between stands with ease and high accuracy by interposing elastic materials on both sides of the roll checks of the rolls on a continuous rolling stand and detecting the position ...
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JP61276708 |
PURPOSE: To provide a measuring instrument which can detect exactly the gap quantity of work rolls by measuring the extent of the relative movement of a cylinder attached to one of the chocks supporting respectively a pair of the work ro...
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JP61276701 |
PURPOSE: To eliminate the under fill part by conditioning of slab edges and to improve yield in rolling of the thick slab by executing the preforming pass for detecting the shape chamber of the slab by conditioning and correcting the sha...
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JP61254809 |
PURPOSE: To detect without fail not only the inferiority in shape produced over a wide extent but also a locally produced inferior shape of a running belt-like object, by monitoring the upward-downward movement of a scanning reflecting b...
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JP61249611 |
PURPOSE: To eliminate the influence of water, etc. on the measurement of a sheet thickness with simple constitution by rising part of a rolling material between a thickness gage and upper stream side stand, specifying the angle of inclin...
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JP61226109 |
PURPOSE: To execute tension control rolling with high accuracy over the entire length of a rolling material by adopting non-contact type tension control for the front end and rear end of the rolling material and adopting contact type ten...
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JP61226106 |
PURPOSE: To measure substantially the same load as the actual rolling load by attaching strain gages to the inside and outside flanks of mill posts and offsetting the thrust forces generated during rolling. CONSTITUTION: The strain gages...
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JP61223512 |
PURPOSE: To calculate a real surface profile, by calculating the shift quantities of the zero points respectively present in a distance sensors and subtracting measuring error components caused by the shift quantities of the zero point f...
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JP61219822 |
PURPOSE: To accurately correct the detected displacement quantity of a profile displacement sensor by minimizing the number of displacement sensors, by correcting the detecting moving quantity of the profile displacement sensor on the ba...
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