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JP11123483 |
To provide a rolling device capable of rapidly and efficiently exchanging a work to be rolled and regulating the clearance between upper and lower rollers without stopping the operation. In a wire rolling device 1 in which a manual handl...
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JP11104719 |
To improve control response by utilizing ability of a high response type electric motor when a low response type electric motor coexists with a high response type electric motor to drive a rolling mill roll. The main engine electric moto...
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JP11077121 |
To reduce the floor area for rolling equipment and to separately control upper and lower work rolls by respectively connecting the upper work roll and lower work roll and an upper roll driving motor and lower roll driving motor which are...
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JP11057813 |
To provide a finish rolling stand with one or more passes which operates at the speed far faster than that attain noble at present. This element is for a finishing or post-finishing for the thin products with a nominal diameter or transv...
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JP11047810 |
To provide a mill drive coupling which is easily attached and detached in changing a stand and with which the generation of vibration is prevented. This coupling is a coupling 6 for connecting the drive shaft 4A on the housing side of a ...
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JP11033611 |
To make the block mill compact, to facilitate its maintenance and repair, and to roll the wire rod and the bar steel with desired dimensional precision and in a desired shape by providing a fluid shaft coupling type or viscous multiple d...
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JP11010214 |
To realize the prevention of an overload in the driving system for a rolling mill without restriction by a simple method in the calculation for setting each pass of a rolling schedule, which is a technique applied to the rolling mill in ...
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JP11010213 |
To provide a method for realizing the prevention of an overload in the driving system for a rolling mill by a simple method in the calculation for setting each pass of a rolling schedule, which is technique applied to the rolling mill in...
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JP11010212 |
To easily contrive the synchronous rotation of each rolling roll, to miniaturize and lighten a rolling mill and to reduce the manufacturing cost. A 1st gear train 39 which is connected to a rotating shaft 30 which is arranged so that a 1...
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JP11000705 |
To provide a spindle carrier having high workability with which work with a crane is eliminated, an outer cylinder gear can be easily and rapidly assembled to the end part of a roll, the outer cylinder gear or the like does not fall at t...
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JP11000704 |
To automatize connecting/disconnecting operation between shafts by executing supply and discharge of pressurized oil to a shaft coupling between a spindle shaft and a roll driving shaft with an automatic operation device which is freely ...
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JP11002254 |
To avoid difficulty and a defect, accompanied by conventional arts, especially eminently reduce the occurrence of wear of a wear plate, prevent the generation of uneven rotation torque, and further develop and modify to optimize an opera...
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JP10328718 |
To remarkably shorten the change time of an equipment at the time of the change of rolls, to achieve heat exhaust as much as possible by an oil circulation flow and the uniformalization of temperatures, and to avoid the contamination of ...
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JP10328721 |
To securely suppress the acceleration of a rotary drive motor at the time of the tailing off of the plate by a comparatively simple composition, and to improve production efficiency by shortening times other than that required for millin...
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JP10323702 |
To increase the variety of products, by setting a movable slitter and a pass line at the entrance of the finishing mill of a single strand bar rolling mill, by conducting slitting according to the products in need and by changing the pas...
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JP2858626 |
PURPOSE: To contrive efficient roll-changing work by surely supporting couplings and stabilizing the posture. CONSTITUTION: In a spindle support 30 for supporting the couplings 28, 29 which are mounted in the tip parts of spindles 26, 27...
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JP10305303 |
To provide a finishing block system in which any change of every form is changeable in the block and a decrease of section area of each bars are meetable, when the roller diameter in the stand is freely selected at one time. The finishin...
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JP10296304 |
To provide highly efficient hot-rolling equipment for band steel which is improved so that inconvenience which generates a flying phenomenon when a strip is transported on a run-out table at high speed is dissolved and the strip passing ...
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JP10296314 |
To provide highly efficient rolling equipment for band steel which is improved so that the sheet passing capacity of a finishing mill is not hindered. A strip tip restraining device 8 which is movable from the outlet of a finishing mill ...
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JP10296308 |
To provide a rolling mill for wire rods/steel bars in which changing work is remarkably simple and collectively easily connects plural mill stands the phases of roll driving shafts of which are shifted. In the rolling mill for wire rods/...
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JP10286612 |
To effectively execute the relaxation of an impact energy at the time of changing the rotating direction of a reversible rotating mill and at the time of biting into rolls and to facilitate the maintenance and the checking by arranging a...
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JP2843771 |
PURPOSE: To reduce dimensions in the width direction and to make a device compact by connecting a 1st geared motor to the end part of a 1st roll and connecting a 2nd geared motor to the other side of a 2nd roll. CONSTITUTION: The geared ...
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JP10252766 |
To attain and maintain the shape constraining connection with completely no play in the operating state after it is fitted by inserting an elastically excited wedge plate into a wedge-shaped receiving gap formed between coupling faces. A...
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JP10235416 |
To provide a roll device incorporated with a motor for rolling whose space efficiency is high, maintenance is easy and which is excellent in responsiveness. This roll device is provided with a stator which is fixed in the shaft parts at ...
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JP2824016 |
PURPOSE: To quickly detect abnormality of a circuit, in a pressure intensifying cylinder charging/discharging a hydraulic shaft coupling with a pressure oil. CONSTITUTION: This is a pressure intensifying cylinder 301, 302 to supply press...
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JP10216831 |
To provide the method and the device for extruding a shape, etc., free from a contamination zone from an ingot. The ingot 24 is put in the bore 22 of a container 18, and is sent inside an opening part for forming of a die 32 in the extru...
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JP2813965 |
PURPOSE: To obtain rigidity which is simple in structure and resistible against a high rolling stress by successively installing a plurality of housings, securing to one another and also coupling a common mill drive, to the base structur...
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JP10192924 |
To easily execute the change of plural calibers, consequently, to improve productivity and operability and also furthermore to make the whole constitution simpler. A roll housing 7 which is shiftable in the axial direction of work rolls ...
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JP10180311 |
To provide a method for preventing the slip of piercer rolls by jetting a slip preventing agent to a round bar and the piercer rolls in piercing with a piercer. In the method for preventing the slip of the piercer rolls 1, the current va...
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JP10166015 |
To provide a twin rolling mill which is composed of upper and lower work rolls on the upstream side and the upper and lower work rolls on the downsream side are proximately arranged by miniaturizing a roll driving device. So that the res...
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JP10137824 |
To provide a transporting device and method for continuing the operation of rolling by transporting a rolling material between rolling roll stands at the time of changing the driving system of the roll stands of a tandem mill. This devic...
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JP10137821 |
To provide a different speed rolling mill which is made so that rolling forces which act on a rolled stock are differently distributed in the width direction and the distribution patterns are easily adjusted during rolling and to remarka...
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JP10128416 |
To improve the precision of a roll reduction position zero adjustment and a leveling zero adjustment by stopping the rotation of a work roll to reduce a thrusting force and reducing the dispersion of the difference load of the leveling z...
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JP10110791 |
To provide a two-stage shifting reduction gear to prevent the genera tion of abnormal vibration and abnormal noise during shifting of a rotation speed. Low and high speed pinion gears 11 and 12 are supported capable of being in a racing ...
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JP2774236 |
PURPOSE: To provide a pressure oil supply/discharge device for a hydraulic shaft coupling which suppress leakage of pressure oil to minimum when the pressure oil is supplied to the hydraulic shaft joint and sealed by a check valve mechan...
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JP10089951 |
To obtain a detecting apparatus which prevents the universal coupling of a motive-force transmission shaft being turned from being damaged due to an overload when the coupling is subjected to a turning motive force. An apparatus is provi...
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JP10071408 |
To provide a rolling block for rolling a wire rod, steel bar, tube or flat metallic material to be rolled which has some changeable roll stands which are arranged in order along a rolling line and respectively provided with many rolls an...
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JP10071409 |
To provide a driving device for rolling mills, rolling mill and rolling method by which the quality of a plate surface, the breaking accident of a spindle and fatal damage of a roll are prevented and the increase of rolling speed and red...
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JP10052705 |
To obtain a rolling block enabling manufacture with a small size and at a low cost by forming transmitting device steps between a distributing transmission device and a connecting shaft and between a deflecting transmission device and th...
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JP10029007 |
To restrain and prevent the occurrence of slippage between rolls by providing a detecting means for detecting the slippage between the rolls with a pulse counter detected by a pulse detecting means. When the pulse counter 6 count-integra...
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JP09327704 |
To remarkably reduce a thrust force working on between work rolls and backup rolls without supplying lubricant between the work rolls and the backup rolls, consequently, to miniaturize a thrust receiving device, and to remarkably reduce ...
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JP09327710 |
To obtain the coupling support device in a rolling mill having simple construction, easy inspection and improved applicability by setting a support arm, having an appropriate shape extending downward from turning support point, at the po...
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JP09323106 |
To prevent the generation of uneven wear, breakage and vibration of a roll bearing and the bearing for an output shaft, deterioration of rolling accuracy or the like by connecting a rolling roll to the output shaft of a motor in the midd...
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JP09295009 |
To provide a universal rolling mill in which maintenance is simplified, trouble is reduced and an installed space of a driving device is hardly restricted in addition to simple structure without necessitating a clutch and its actuator. I...
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JP09295016 |
To easily and accurately control load in each of an upper and a lower motors to become equality by adjusting the difference between rotating speeds of the upper and the lower motors based on the difference between square values of both s...
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JP2716652 |
PURPOSE: To shorten the line length of a steel tube producing device by arranging a three roll forcibly drive system stand in series in a tube shape finishing device to finish-shaping it into a required diameter. CONSTITUTION: A strip 1 ...
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JP09285808 |
To enable the control of a stable drooping characteristic so that the optimum drooping characteristic constant can be always set. The method for controlling the speed of the tandem rolling mill is constituted as follows; that is, a contr...
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JP09262609 |
To provide a coupling supporting device which supports upper and lower couplings with a remarkably simple structure and which executes the working of roll set change speedily. These devices are supporting devices which position oppositel...
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JP09253705 |
To enable the continuous adjustment of the total reduction of area by providing a first stand with anther motor from a motor transmitting roll drive to the other stands, and adjusting the reduction of area independently of the revolving ...
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JP09225512 |
To eliminate a surface flaw of stock which is likely produced when a speed set value of rolling roll is zero. An output of a speed controller 4 is limited to the max value (±VMAX) or less by a limit value computing element 6 arranged to...
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