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JP2006082093 |
To provide a small housing type two-high rolling mill which can accurately and smoothly carry out the rolling operation, and can produce rolled products of high quality even when an object to be rolled is a short and thin material or a f...
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JP2006083973 |
To provide an inexpensive backup roll device for a rolling mill for easily repairing a saddle, without having adverse influence on a roller bearing replaced with a new product.This backup roll device for the rolling mill is composed of a...
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JP3785075 |
To improve the accuracy of rolling by raising rigidity by miniaturizing a housing in a rolling mill. A drawing down cylinder 20a, an upper back-up roll chock 16a and an upper work roll chock 12a are constituted so that they are made to s...
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JP3779839 |
To provide an inner stand type rolling mill with which roll changing work is executed easily, rapidly and at low cost while keeping the high rigidity of a forming stand. A vertical roll driving part 20 is ascendable and descendable betwe...
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JP3775839 |
To provide a rolling capable of preventing the thermal expansion to disable the management of oscillation arms by such a high temperature which occurs occasionally during a rolling stage by holding rolls in positions symmetrical to the o...
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JP3774458 |
To constitute a rolling device for a rolling mill in such a manner that torque and the bending load during rolling operation are optimally transmitted roll replacement can be easily executed, and a component required for a rolling device...
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JP3773288 |
To provide a horizontal roll which is post regulatable in a loading state and is regulatable in width for the purpose of a universal roll stand. This horizontal roll has shafts 3 and 3' for receiving a drive side roll body 1 and a manipu...
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JP2006016678 |
To provide a method for producing a Pb-Sn-Ca-Al-based lead alloy sheet for a storage battery whose maximum strength is higher.A Pb-Sn-Ca-Al-based lead alloy having a composition comprising 1.0 to 1.8% Sn, 0.05 to 0.07% Ca and 0.002 to 0....
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JP3757188 |
To increase the number of cycles while evading drawback in manufacturing technology and tool exchange by improving a cross rolling machine having a form described at the begining. A pair of rolls are mechanically connected to each other ...
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JP2006000866 |
To provide a straightening method of a thick steel plate with scale by which defects in shape in the flatness or the like of the thick steel plate with the scale can be straightened without peeling off the scale stuck to the surface of t...
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JP2005349402 |
To provide a cluster mill, which is easily cleaned by largely expanding the gap between intermediate-roll journal boxes with a simple structure.The cluster mill is, on each side of its upper and lower sides, provided with: a work roll 2 ...
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JP2005342754 |
To manufacture a steel sheet such as a thick steel plate, a flat bar and a wide flat bar which is excellent in flatness of the end face of a product at excellent dimensional accuracy by suppressing the generation of meandering during rol...
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JP2005334896 |
To provide a cantilever type rolling mill for high rigidity and heavy load specification by simple structure while making the most of advantage of a conventional cantilever type rolling mill.In the cantilever type rolling mill which is p...
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JP3739944 |
To provide a multi-function rolling mill for rolling equipment for wide flange shapes having good dimensional accuracy by which minimum three rolling mills required for a conventional intermediate and finish rolling are made to two, the ...
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JP2005313207 |
To provide a continuous rolling method by which a material to be rolled can be rolled into a thin wire having a diameter of 4.0-5.0 mm even if the material is ferritic stainless steel.In a method for continuously rolling a ferritic stain...
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JP2005315409 |
To provide a swing ladder bearing capable of being inexpensively manufactured as it is composed of simplified components, and easily replacing the components.This swing ladder bearing is composed of a pair of track plates 2, 3 receiving ...
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JP2005296977 |
To provide a thick steel plate rolling equipment having a hot rolling mill and a device for cooling a hot-rolled thick steel plate, and capable of manufacturing the thick steel plate having excellent plate shape and surface property with...
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JP2005279704 |
To provide a rolling line for both a wide flange shape and a flat bar by which product quality equal to exclusive vertical mill is secured without installing an exclusive vertical mill for edge rolling of the flat bar or the like in a wi...
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JP2005271079 |
To stably produce a metal material by enabling a satisfactory rolling stock shape to be obtained without causing a trouble in drawing by performing stable control for meandering.A method for producing metal material is characterized in t...
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JP2005254318 |
To provide a roll for divided back-up roll type sheet mills with which the productivity is improved by reducing the number of times of roll changing and also high-quality rolled sheet is manufactured by controlling the shape of sheet cro...
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JP3721075 |
To provide a method for preventing vibration in a rolling roll driving system by which an apparatus trouble accompanied with the vibration generated in the rolling roll driving system can be prevented. By detecting the height of a portio...
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JP3720152 |
To provide an inductive heating roller device capable of changing the configuration of a roller more correctly in compliance with the deflection quantity of the roller and also uniformalization of the surface temperature of the roller an...
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JP3718736 |
To manufacture a deformed cross section product consisting of a flat plate-like part and plural rising walls integrally formed in one side surface of the plate-like part and mixing the high rising wall higher than a reference risen wall ...
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JP3715281 |
To shorten time required to change a rolling stand as compared to the necessary time in a case of a well-known device. The invention relates to a rolling mill train for continuously rolling a bar shaped rolled stock in which a rolling st...
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JP3715801 |
To reduce the cost of equipment by decreasing three rolling mills which are required at a minimum in a conventional intermediate/finish rolling down to two and also to smoothly rolling even a wide flange shape whose web thickness is extr...
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JP2005209378 |
To provide a manufacturing method of a flat insulated wire with small angle R at the corner of the flat wire after cold working, not including a flash removing process.The manufacturing method of the flat insulated wire includes a proces...
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JP3704247 |
To shorten the line length and building length, and to smoothly roll a wide-flange shape steel whose web thickness is extremely thin in comparison with the flange thickness. Not only web thickness reducing rolls 22, 23 to reduce the web ...
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JP2005186107 |
To control with high accuracy a plate crown of a member 50 to be rolled by according an actual cross angle θ with a control target i.e., a set value θa, even when a present cross angle θ operation is to be made in a reverse direction ...
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JP3695242 |
To improve the operability of a steckel rolling mill and the quality of products by providing a device to adjust the temperature of a rolled stock between a furnace coiler provided on at least either of the inlet side and the outlet side...
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JP2005177840 |
To provide a housing-less rolling mill capable of enhancing the mill constant and reducing the cost on manufacture, installation, maintenance and management without using any expensive hydraulic device, tie rod or the like.The rolling mi...
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JP3691996 |
To obtain a high quality material, to which the hot-rolling of a carbon steel can be applied by the use of a Steckel hot-rolling mill and of which metallurgical structure is reformed. A rolling material 1 is heated by a heating device 5 ...
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JP3692319 |
To improve the accuracy of rolling and also to prevent the lowering of life by performing stable rolling by imparting proper rolling force to rolling rolls in a rolling mill and a rolling method. A screw-down cylinder 20a, an upper back-...
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JP3689037 |
To provide a method and device for controlling a form of a tandem rolling mill capable of achieving a stable plate form all over the plate width direction, while the plate end portion can be controlled independently. The method for contr...
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JP2005152932 |
To manufacture such a steel plate as a heavy plate, flat bar, and wide flat bar with an excellent flatness on edge faces of a product, suppressing an occurrence of meandering during rolling by an excellent method in dimensional precision...
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JP2005125333 |
To provide a rolling method for stably manufacturing a thick plate product which has a good flatness, and also causes no wave nor bend when cut into a predetermined size, even after a thick plate to be straightened is cooled down to ambi...
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JP2005118842 |
To provide a method for identifying the deformation property of a rolling mill which can be applied to a vertically divided back-up roll type rolling mill and determine the deformation property of the rolling mill with high accuracy.The ...
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JP2005118844 |
To provide a method of adjusting the position of a work roll by which the cross angle or offset between upper and lower work rolls is easily made to fall within the allowable range, and to provide a rolling mill.In the rolling mill, divi...
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JP2005118867 |
To simplify a whole rolling facility and enhance the surface quality of a product by realizing low aspect ratio/high reduction-of-area rolling in the hot rolling of a bar or wire.The invented method renders a material to be rolled backwa...
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JP2005118843 |
To provide a method of rolling a metal plate by which a rolling operation is stabilized and performed efficiently in metal plate rolling facilities including a divided back-up roll type rolling mill.In the method of rolling the metal pla...
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JP2005118841 |
To provide a plate shape control method by a split backup roll type plate rolling mill by which the dimensions and the shape of a plate is controlled in high accuracy and stable rolling operation is realized.In the plate shape control me...
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JP2005118822 |
To simplify disassembling and assembling work for divided back-up rolls for making a roll crown pattern in the axial direction adjustable.The divided back-up rolls is constituted so that the roll supporting shaft is supported freely rota...
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JP2005111530 |
To provide a method for rolling a heavy plate which can highly efficiently a beautiful product constant in elongation percentage without any shape defect and thickness defect of a heavy steel plate over the entire length including the to...
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JP3671200 |
To provide a hot-rolling method for steel by which the steel having the high accuracy of dimension is manufactured even in rolling using a walking beam furnace for heating and the steel having the dimension of a cross section over a wide...
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JP2005103573 |
To provide a rolling mill with which the usable life of a flat roll is prolonged and also rolling is performed at high dimensional accuracy, and to provide a rolling method.The rolling mill is provided with a pair of flat rolls 12, 12 wh...
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JP2005095926 |
To provide an apparatus and a method suitable to manufacture a hot-rolled steel sheet of fine grained steel by continuous casting and hot rolling.A hot-rolled steel sheet ( rolled sheet ) Ab is manufactured by rolling a cast slab Aa whic...
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JP2005095962 |
To provide a rolling method capable of easily forming a partially rolled portion at an arbitrary position of a strip, a rolled product manufactured by the method, and a rolling device.The rolling device has a first roll 11 disposed so th...
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JP2005088019 |
To make possible to roll of the tip part so as not to develop the flaw as less as possible on the surface of a rolling material without using a sticker.At the inlet side near one pair of upper and lower work rolls 3 in a rolling mill, on...
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JP3661146 |
To materialize an integrated hot rolling mill with a compact stand which is inexpensive, has a long service life and is of high reliability. An integrated continuous plate manufacturing system is materialized by installing two hot rollin...
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JP2005081429 |
To provide a rolling equipment of metal strips which is a single stand intellectual plate mill, enables cold rolling under a high pressure, and provides excellently plate shape and warpage-free high quality products.The equipment is stru...
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JP3659263 |
PURPOSE: To provide a rolling method and a rolling mill which are capable of enhancing a plate crown control effect even for a plate with an intermediate and a narrow widths with a small difference in diameter. CONSTITUTION: The rolling ...
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