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JP3765139B2 |
To rapidly exchange a cutter. In a rolled stock joining device with which the underside in the rear end part of a preceding rolled stock 1 and upside in the tip part of the succeeding rolled stock 2 are cut while traveling in the width d...
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JP3766538B2 |
To provide a running wheel for the truck of a joining device for continuous-rolling equipment, by which the wheel can be safely replaced in a short time without using wheel preventing tool and jack for wheel. In the truck for the joining...
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JP3763326B2 |
To provide a flying joining device with which the entire length of a traveling truck is shortened, joining by reducing flame pressure welding is stably realized and the bending inclination defect of a sheet is suppressed to the minimum. ...
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JP3758110B2 |
To prevent a piled up bead evolved on connecting parts by carrying out vertical surface machining to the connecting parts at their central parts of both the ends of a preceding rolling material and a following rolling material and chamfe...
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JP3759324B2 |
To provide a descaling device of a thickness press which is capable of surely removing from a slab surface a primary scale on a slab or a lower die and a secondary scale grown after removing the primary scale, and preventing degradation ...
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JP3757993B2 |
To easily perform the maintenance of the flying joining device without lowering the productivity of a rolling line. The rolling equipment is equipped with a cross-moving device 12 moving horizontally and laterally the flying joining devi...
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JP3758777B2 |
To provide a rotary cutting device for a hot plate material such that a hunting phenomenon is prevented from being induced in a resonance and under oil pressure control system of a machine system. A rotary cutter 1 is constituted so that...
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JP3753474B2 |
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JP3751290B2 |
A method of production of bar and rod products in continuous rolling mills by hot rolling discrete billets through roughing, intermediate and finishing mill sections, in which separate product lengths are welded end-to-end at a selected ...
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JP2006026808A |
To shorten the pass interval of a rough bar by shortening the cutting-off time of a crop shear in order to suppress the reduction of productivity due to a drop in the passing speed of the rough bar, when a rough bar induction heating app...
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JP3741499B2 |
To provide a cutter cooling device for a rooled material joining device, which is capable of efficiently cooling a cutter (especially cutter tips) of the rolled material joining device. With the cutter cooling device for a rolled materia...
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JP3732950B2 |
To make it possible to reduce an equipment cost and to ensure joining in spite of the presence of a difference in level, warpage and bending in the butt surfaces of a preceding steel strip and a succeeding steel strip by easily and rapid...
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JP3731962B2 |
To produce a rail reduced in camber and controllable in residual stress by applying at least one or more treatments of descaling, cleaning, defatting, lubricant coating to the surface of a head part or the bottom of the rail between a be...
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JP2005538850A |
An apparatus for and method of manufacturing lithium or lithium alloy anodes for electrochemical cells by a lamination process wherein a lithium or lithium alloy sheet is reduced into a thin lithium or lithium alloy film. The method and ...
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JP2005349420A |
To provide a device for processing an edge of a plate stock, which processes corner parts of the side ends of plate stocks different in material kind or plate thickness into a curved face shape substantially free from ridgeline, and whic...
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JP3730133B2 |
To provide a method and a machine for joining hot billets wherein a preceding billet and a following billet are joined stably and satisfactorily owing to an appropriate clamp load without any flaw remaining on the surface of the billet s...
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JP2005537932A |
The invention relates to a method and a device for correcting the thickness of a metal strip during rolling comprising a roll stand with adjusting elements to regulate the thickness of the strip and at least one take-up coiler. The objec...
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JP3727507B2 |
To finely suppress positional deviation between the center of a die and the height center of a slab by maintaining the slab on the pass line even when thickness increases after reduction of the slab width and the tip part or the rear end...
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JP3726109B2 |
To provided a device for joining rolled stocks with which cutting resistance and traversing resistance are equalized and the running resistance of a cutter is reduced by equally bringing the cutter into contact with upper and lower rolle...
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JP3721507B2 |
A burr removing method comprises the steps of disposing a cutter (11) having a circular cutting edge such that the flank of the cutter (11) is substantially in parallel with the surface of a steel piece (1) on which a burr (2) exists and...
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JP3719168B2 |
To provide a steel material superior in thermal cracking resistance, which can prevent initiation/propagation of thermal cracking even when subjected to an intense heat cycle, and can greatly prolong the life. This steel material is char...
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JP3719320B2 |
To provide a rolled stock supporting device for flying joining devices with which a joining machine is moved at high speed without using a large hydraulic device and pump and without bringing damage of guide rollers and the joining machi...
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JP3719128B2 |
To provide a buckling quantity detecting method and a buckling detecting method of a slab, capable of accurately detecting the buckling quantity of the slab and capable of surely detecting the occurrence of abnormal buckling. A both-end ...
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JP2005534497A |
A composite metal article from two dissimilar metals is prepared. A metal base is comprised of a first metal and having first and second opposing surfaces and a least one longitudinally-positioned depression in each of the first and seco...
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JP3717364B2 |
To provide a joint inner surface cutting jig for shape steel capable of efficiently cutting an joint portion inner surface of the shape steel and a method of manufacturing for the shape steel using the joint inner surface cutting jig. Th...
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JP3714780B2 |
To provide a press-contact method with a reducing flame by which the joining strength in the width end parts is raised and gap in the joined parts in the width end parts is hard to be generated even when strong tension is applied and dev...
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JP3715008B2 |
To shorten a manufacturing period of time and give an adequate strength to a molded curve part by roll-molding a metal wire rod into an intermediate material with a desired widthwise cross section shape and forming it by cutting and perf...
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JP3711271B2 |
To provide a method to accurately suppress camber caused by a sizing press device without causing waste of time or predicted error. Camber of the slab S is detected by angle deviation between an oscillating crank 3 on the drive side of t...
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JP3708334B2 |
To attain joining strength enough to execute continued hot rolling by specifying the length of a weld zone and welding rolled steel in a reducing- flame atmosphere after cutting it in the reducing flame atmosphere. After setting precedin...
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JP3709071B2 |
To provide a sheet bar joining device of continuous rolling equipment with which the generation of defective butting in the end parts of sheet bars with each other in the joining device is prevented and for which an existing sheet bar tr...
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JP3705556B2 |
To lower the height of the lower part of a traveling truck and to reduce damage due to scales by providing a moving device for moving the cutter of a machining device from the standby position to the machining position and attaching the ...
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JP3704208B2 |
To improve quality of a steel plate by arranging plural slit grooves on a clamp face of the device in parallel with a steel transfer direction to form a non-contact face with a steel and reducing the contact area with a steel face so as ...
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JP2005271056A |
To provide a butt welding method for thin steel sheets by which a sound weld zone is obtained in sheet join welding.When a bevel line of a butt joint, in thin steel sheets such as cold rolled steel sheets, obtained by butting both the ed...
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JP3702093B2 |
To provide a laser beam joining device for continuous rolling equipment the deformation in the mounting frame for the laser beam welding device of which is small, whose laser optical device is easily cleaned and also in which a space for...
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JP3702708B2 |
To prevent a strip-shaped body having defect such as ruggedness, deformation, from being in contact with a floater and to shorten the winding time of the strip-shaped body with a coiling device disposed at the most downstream side in an ...
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JP3697928B2 |
To eliminate the defective cut-off and to perfectly prevent the development of serious touble in a line caused by the defective cut-off by setting a cut-off inhibiting zone becoming the defective cut-off in the case of cutting off, execu...
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JP2005246459A |
To provide a method for suppressing the temperature rise of a roll bearing in an in-line straightening apparatus.In the method for suppressing the temperature rise of the roll bearingin the in-line straightening apparatus, the roll is co...
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JP3694426B2 |
To execute joining of band plates stably and surely by making a succeeding material catch the preceding material within a limited target section at the time of executing rolling continuously while joining band plates in a rolling line su...
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JP3695240B2 |
To cut a crop in the tip part and also to execute stable cutting of a crop in the tail end part in the case where the length of the crop in the tail end part is over the operable length of crop processing equipment. After cutting the cro...
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JP3695669B2 |
To center a preceding rolled stock with a succeeding rolled stock by pressing each width end of the rolled stock by a centering device using a rack-pinion mechanism provided between a pinch roll and a pressure welding device. A tip cente...
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JP3695655B2 |
To provide an edging device in which a slab is approximately continuously fed while edging the slab with a pair of dies, the driving structure of which is simple and miniaturized, which follows up the change of an edged width without usi...
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JP3694886B2 |
To provide a rolled stock joining device provided with a camber straightening mechanism for reducing contact area between a clamp and the rolled stock. This device is the rolled stock joining device which is provided with a truck which r...
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JP3692259B2 |
To provide a clamp device with which slip at the time of joining hot rough bars is not generated and the generation of spills due to pressed marks on the surface of the rough bar generated by clamping with projections is prevented. This ...
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JP3688788B2 |
To reduce press force required to join a preceding steel with the succeeding steel. The joint surface 30 on the back side at the rear end of the preceding steel 31 is overlapped onto the joint surface 30 on the upper side at the tip of t...
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JP3690557B2 |
To recover scattering chips from a cutter and also to take out these chips after cooling them. This device is a rolled stock joining device which is provided with a truck which runs in the rolling direction, rear end clamp which is mount...
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JP3687936B2 |
To provide a flying joining device for promoting deformation with the change of the pass direction by its dead weight and for smoothly guiding a rolled stock onto a truck. This flying joining device is provided with the truck 1 which is ...
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JP3683087B2 |
To provide a joining condition monitoring system to monitor that a rear end of a preceding rolling material and a forward end of a succeeding rolling material are in a suitable lapping state as well as to monitor that the rear end of the...
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JP3681305B2 |
To execute fraction size process without hindrance in various rolling equipment without being restrained by the interval between a crop shear and a dividing shear, arrangement and constitution of mechanical equipment or the like. At the ...
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JP3682790B2 |
To provide method and device for positioning a flying joining device, by which the lap allowance of preceding rolled stock and succeeding rolled stock and a flying joining device to this lapping part can be correctly positioned. The devi...
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JP3682161B2 |
To provide a truck frame cooling device of continuous rolling equipment with which the small quantity of cooling water is sufficient, external ornamental parts are easily attached and which is excellent in cooling effect. In the truck fr...
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