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JPH0697167B2 |
A process and apparatus for on-line measurement of unflatness of hot or cold rolled strip products, wherein the longidudinal bending of a shape roll over which the strip passes provides a measure of the unflatness of the strip. Actual va...
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JPH0692891B2 |
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JPH06312208A |
PURPOSE: To reduce the incidence of degraded product due to lack of length by controlling rolled dimensions after completing rolling in a prescribed range. CONSTITUTION: This method for rolling a thick plate is executed by respectively r...
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JPH06304630A |
PURPOSE: To control plate thickness through a value given by a thickness indicator when there is no disturbance such as a partial deformation of a roll and to provide a automatic plate thickness controller which can recognize the disturb...
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JPH06304622A |
PURPOSE: To easily estimate a quantity of expansion, a quantity of wear by measuring a difference load in a zero checking time for rolling down and leveling after work rolls are recombined, storing it as an initial value, reproducing a k...
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JPH06304623A |
PURPOSE: To provide a method for evaluating edge drop which can be applied to high-accuracy plate crown and shape control. CONSTITUTION: This is a method to calculate and evaluate a quantity of edge drop at the neighborhood of each width...
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JPH06304628A |
PURPOSE: To provide a leveling method which can correct a lateral bending at the rear end part of a rough rolled stock accurately and surely. CONSTITUTION: Bends at the tail part of the rough rolled stock 1 are detected by a shape detect...
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JPH06294645A |
PURPOSE: To detect bent of a rolled member continuously in real time at high accuracy. CONSTITUTION: The central position of a band steel, being calculated by a first sensor 1 at a predetermined interval, is tracked based on the speeds o...
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JPH06288745A |
PURPOSE: To eliminate a measured distance error due to thermal deformation of a laser range finder setting frame by constantly enabling zero point correction of a laser range finder by way of providing a correction surface for the laser ...
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JPH06265335A |
PURPOSE: To directly detect roughness of a surface of a pressure roll and to sense degree of a local surface roughening, wear by providing surface roughness measuring unit to be scanned on the surface of the roll in an axial direction ne...
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JPH0661563B2 |
For adjusting of three caliber opening rollers or guiding rolls, a light source is arranged on the one side of the roller or guiding roll, a device is located at another side of the roller or the guiding roll and receives a shadow image ...
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JPH0659487B2 |
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JPH0659484B2 |
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JPH0659485B2 |
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JPH0659483B2 |
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JPH0629704Y2 |
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JPH0658217B2 |
The levels of several points on the surface of the plate (1) are determined with respect to a horizontal reference plane by optical triangulation and the flatness indices of the said plate are determined from these levels. In a transvers...
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JPH0653284B2 |
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JPH06180290A |
PURPOSE: To provide an apparatus for automatically, effectively and early detecting a surface flaw of a plug for perforating a seamless steel tube such as a heat fused damage, etc. CONSTITUTION: 'A system for scanning a surface of a plug...
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JPH06170424A |
PURPOSE: To shorten the convergence time to the target shape and also to obtain a uniform product by automatically determining the optimum gain without depending on the circumferential judgment and skillfulness of operators in a method f...
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JPH06170566A |
PURPOSE: To obtain a means for detecting the defect of butt welding which is applicable in a production line having a rolling process after a welding process and by which a detected welding defect is immediately reflected in the producti...
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JPH06170443A |
PURPOSE: To enable accurately measuring the width of a metal plate by a simple constitution even under an advers environment in hot rolling. CONSTITUTION: The device is provided with vertical rolls 10A and 10B by which both end parts of ...
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JPH06147843A |
PURPOSE: To allow measurement of roll gap with no influence of light reflected on the surface of a work roll by disposing a member for screening luminous flux selectively in the path of luminous flux projected from a light source body. C...
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JPH0636923B2 |
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 gas...
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JPH0635004B2 |
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JPH06122009A |
PURPOSE: To provide a method for controlling the shape of a rolled stock by which a proper manipulated variable is easily set. CONSTITUTION: In the method for controlling the shape of the rolled stock by which the shape such as sheet cro...
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JPH0629810B2 |
PCT No. PCT/GB87/00206 Sec. 371 Date Oct. 21, 1988 Sec. 102(e) Date Oct. 21, 1988 PCT Filed Mar. 25, 1987 PCT Pub. No. WO87/05837 PCT Pub. Date Oct. 8, 1987.A rotor module (2) for a shapemeter comprising a central arbor (7) to a non-rota...
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JPH06106240A |
PURPOSE: To enable accurate measurement of a roll gap even when a rolling roll is moved by a backlash in the direction of a line by arranging a non-contact type roll interval detecting sensor having a slender shape elongating to the dire...
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JPH0625708B2 |
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JPH0694439A |
PURPOSE: To provide an optical method detecting rolled plate shape by which the virtual image of a rod-like light source projected to a rolled plate is processed precisely at a high speed in the stage to process the image and the shape o...
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JPH0622730B2 |
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JPH0688721A |
PURPOSE: To obtain a roll-information measuring method, which measures the changing amount of a roll gap without the effects of mechanical error factors (looseness between a roll chock and a work roll, backlash at a gear and the like) an...
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JPH0615970B2 |
The present invention is related to the provision of an improvement in measurement, by way of a method as well as of an apparatus, of a roll profile of a work roll in a rolling mill for possible radial deviations along the axis thereof, ...
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JPH0615987B2 |
PURPOSE:To diagnose abnormality inclusive of a signal transmission cable and a signal amplifier by extracting the amplitude of the spectrum at the time of the generation of abnormality contained in the vibration signal detected by one se...
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JPH0642950A |
PURPOSE: To provide a device for measuring the shape of a hot-rolled plate. CONSTITUTION: Looper rollers 2 which have been divided into at least three in the direction of the plate width are installed between hot finishing stands in such...
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JPH0634360A |
PURPOSE: To measure the shape of a steel plate precisely without being influenced by any error factor such as vibration by continuously sensing the vertically separating distance of the steel plate during passage of transport rolls simul...
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JPH0631323A |
PURPOSE: To obtain a specified shape and to improve the quality and yield by controlling the shape taking the tension variation in the direction of a plate width caused by a single side crown into consideration and executing rolling free...
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JPH065196B2 |
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JPH062290B2 |
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JPH061168B2 |
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JPH0587325B2 |
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JPH0586290B2 |
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JPH05312652A |
PURPOSE:To obtain a device which can accurately measure the surface temperature of a pressure roller such as a hot pressure roller. CONSTITUTION:This device is provided with a fixed spindle 9. two bearings 71 and 72 which are armored by ...
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JPH05312558A |
PURPOSE:To measure precisely the shape of a high-temperature strip-shaped body such as a hot rolled metal thin plate of steel, titanium, aluminum or the like in a non-contact manner. CONSTITUTION:The vibration excited by excitation or di...
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JPH05280968A |
PURPOSE:To prevent a ring pattern transferred on a steel belt from a slit between dividing rings of a dividing ring type shape detecting roll having a sensor built in. CONSTITUTION:An intermediate sheet 4 discharged from a discharger 5 i...
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JPH05245515A |
PURPOSE: To eliminate dead time by inserting and holding the object of rolling between rolls at a prescribed rolling load and setting zero point of drawing down position base on the rolling load and the characteristic value of the object...
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JPH05245516A |
PURPOSE: To eliminate dead time by rolling an object of rolling between rolls and setting zero of the indication of screw down position of a rolling mill based on the operation data. CONSTITUTION: A steel sheet as the object of rolling i...
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JPH0563726B2 |
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JPH0558805B2 |
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JPH0557524B2 |
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