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Matches 351 - 400 out of 1,563

Document Document Title
JP2000233203A
To enable high-draft rolling for suppressing load at the time of biting. Rolling speed V1 is set beforehand to be slower than predetermined rolling speed V2 and also the opening degree between rolls is made larger than the preset. In thi...  
JP3073349B2  
JP2000202511A
To exactly diagnose the abnormality of a cross bearing which is used for the spindle of a universal joint applied to a rolling mill online. Lubricating oil is sampled at oil supplying timing when the lubricating oil for the cross bearing...  
JP2000197906A
To realize hydraulic rotation/feeding drive having high reliability and whose maintenance is easy by opening for a time interval which is proportiond to a required stroke of a driving mechanism where a proportional valve is operated with...  
JP3060691B2
A work roll crossing type rolling mill has back-up rolls (8) arranged in such a manner that their axes are not inclined in a horizontal plane. Work rolls (7) are constructed in such a manner that their axes can be inclined in a horizonta...  
JP3057867B2  
JP2000167608A
To provide an overloading prevent device with which transmission of torque is surely interrupted when overload is generated and the interrupted state is maintained without slip or the and which is executed by a simple structure and at a ...  
JP3053014B2
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 ...  
JP3049901B2
PURPOSE: To automatize positioning and application of lubricating oil to the connecting part of a rolling roll which is demounted from a rolling mill with a spindle. CONSTITUTION: Rolling rolls are rotationally driven by pressing rollers...  
JP3047515B2  
JP3046599B2
To execute additional cooling without interrupting the continuity of a drive array by providing gaps on a rolling sequence for a module type rolling mill. In this module type rolling mill, gear units GU1, GU2 are installed between select...  
JP3046892B2
PURPOSE: To automatically connect and disconnect a spindle of brush roll at the time of changing work rolls of an aluminum hot rolling mill. CONSTITUTION: Connectors 1 inside which spline grooves are provided are freely vertically movabl...  
JP3040274B2
PURPOSE: To prevent quality of a product such as rupture of a rolled stock and gage change from being deteriorated and to improve the responsiveness of the speed reference value of a mill by providing an acceleration reference arithmetic...  
JP2000130430A
To protect a coupler of a working roll of a rolling mill from water droplets and dust floating around the rolling mill by arranging a dust seal between a drive shaft of a driving device to drive the working roll and the working roll. A l...  
JP3037085B2
PURPOSE: To exchange a bearing without demounting an adapter by fitting the adapter to the one end part of a roll shaft on which a bearing is mounted, detachably connecting an universal coupling to the other end thereof, and shortening t...  
JP3024903B2
PURPOSE: To prevent a material to be rolled from being struck by a round- caliber roll on the non-driven side and from causing surface flaws of roll by slipping when the material to be rolled is bitten by a 4-roll type rolling mill provi...  
JP3016979B2  
JP3012543B2  
JP2000042607A
To stop rolling without deteriorating the precision of a product dimension by restraining an inertia rotation of a crank after a cutting command to a main clutch in a rolling stop of a cold Pilger mill. When rolling is stopped, a main mo...  
JP2991898B2
The object of the invention is to allow adaptation to different sizes and final shapes of tube without changing the rollers in a device for the continuous forming of a metallic tube (9) with the aid of forming rollers (3) which enclose t...  
JP2984500B2
PURPOSE: The system is applicable in a rolling machine in which rolls are recombined during running and a rolling machine in which a thin metal sheet is rolled under high pressure by a nondriven small diameter working roll provided in th...  
JPH11319906A
To prevent the generation of a dog bone and fish tail even at the time of reverse rolling in a rolling device provided with horizontal rolling mills and a nondriven vertical rolling mill. In this rolling device, the horizontal rolling mi...  
JP2980606B2
Successive roll stands (10, 12) in a rolling mill are driven at selectively different drive speed ratios by a transmission system having a pair of drive shafts (22) and at least one idle shaft (24) journalled for rotation about parallel ...  
JP2972966B2  
JPH11285704A
To enable rolling at many kinds of finished sizes of rolled products having an equal starting section of a roll stand which is precedingly provided on one hand and to enable finish rolling of a material to be rolled which is drawn out of...  
JP2963262B2
PURPOSE: To enable estimating load distribution between a rolled stock and a work roll and also to manufacture the rolled stock excellent in surface quality using back-up roll which is divided in the direction of the axial line. CONSTITU...  
JPH11280779A
To lessen the number of part items to reduce a cost, and also miniaturize a universal joint to install it even in a narrow space. In this universal joint, the end part outer peripheral surface of a first shank 1 is adopted to be a spheri...  
JP2942737B2
The invention provides a power transmission apparatus which includes a power transmission shaft having a pair of universal joints provided at the opposite ends thereof, and a torsion detection apparatus for detecting a torsion of the pow...  
JP2939256B2
To provide a miniaturized wire rolling device with simple structure. In the wire rolling device of a form which has a pair of grooved rolls 1, in which grooved rolls are respectively fixed to the free end of each spindle 2 which is rotat...  
JP2927935B2
This mill (100) comprises a plurality of rolling stands (102) laid side-by-side between an input stand (102a) and an output stand (102b). A first group (200) of stands adjacent to one another is next to the input stand (102a) and a secon...  
JP2922097B2  
JPH11188410A
To provide an equipment which attenuates vibration to be often occurred when the thickness of a roll is drastically reduced, wherein almost equal friction condition is generated between a band surface of a rolled stock and an upper roll,...  
JP2916583B2
A billet is rolled in a rolling mill into a first process section in a succession of roll stands arranged along a first pass line. The first process section is either delivered to a cooling bed or alternatively slit into second and third...  
JP2915408B1
[wrap up] [Task] Provided is a spindle support device for a rolling mill that can directly and rotatably support an inclined spindle, can easily work without disassembling the spindle when the bearing needs to be replaced or maintained, ...  
JP2907332B2
A roll block for rolling wire, rods, pipes and flat metal material to be rolled, has a plurality of exchangeable roll stands located closely next to one another in a roll line and each having a plurality of rollers, a plurality of C-shap...  
JPH11153147A
To facilitate the positioning work in a rotation transmitting mechanism capable of positioning in the peripheral direction. A first shaft 10 and a second shaft 20 are combined by a sleeve form of coupling case 30. The second shaft 20 and...  
JP2891025B2  
JP2891516B2  
JP2885262B2  
JP2593759Y2  
JPH11503975A
PCT No. PCT/AT96/00078 Sec. 371 Date Oct. 24, 1997 Sec. 102(e) Date Oct. 24, 1997 PCT Filed Apr. 23, 1996 PCT Pub. No. WO96/33823 PCT Pub. Date Oct. 31, 1996A roll stand with two rolls forming a gap has each roll connected to a separate ...  
JP2875043B2  
JPH1177121A
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...  
JPH1157813A
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...  
JP2859876B2  
JP2857279B2
A method and apparatus for continuously hot rolling ferrous long products which employs a "post finishing" block of roll stands downstream from the finishing stands of the mill. Water boxes or other like cooling devices are preferably in...  
JP2858626B2
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...  
JP2857039B2  
JPH1133611A
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...  
JP2851136B2
A rocker mill (2) for reducing the diameter of metal tubes (18) includes a rollstand (9) mounted on a reciprocable sled. The rollstand includes upper and lower roll dies (11, 12) between which the tubes travels as the sled and rollstand ...  

Matches 351 - 400 out of 1,563