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JP2003145211A |
To carry out centering without obstructing the feeding of a material.A first centering device 18 is arranged at an upstream side in the direction of the material feeding of a descaling apparatus 14. Impact members 32 to apply impact in c...
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JP3408126B2 |
To provide a guide for rolling wires by which a wire to be rolled which is deformed into a non-circular cross section is more stably guided to the biting position of the next rolling rolls in a certain posture and burning between the wir...
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JP3407875B2 |
To provide an electromagnet for noncontacting control of steel sheets which effectively acts even in the case that C warping is straightened and torsional oscillation is suppressed. The electromagnets 2, 3 are provided on both sides of t...
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JP2003136121A |
To provide a side guide of a compact striped steel rolling mill, which is applicable without exchanging the side guide arranged on an inlet side and outlet side of the strip steel rolling mill having horizontal rolls, which improves prod...
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JP3404583B2 |
PURPOSE: To uniformly draw down the right and left corner part of a rolling plate. CONSTITUTION: The right and left and the upper and lower positions of a corner drawing down roll, are unchangeably controlled by adjusting the drive of a ...
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JP2003126902A |
To provide a hot rolling facility which prevents an induction heater from being damaged and enhances the efficiency of heating by the induction heater.A bar heater 5 is located on the inlet side of a finish rolling mill 2 to heat the who...
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JP3403946B2 |
To secure restricting force to the torsional moment, to keep a contact position even when a roll is worn and to prevent a twist by reducing V shaped angles of guide rollers and holding a passing stock with four points in the vicinity of ...
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JP3402982B2 |
To improve productivity by running a bar stock at the speed equivalent to or higher than a transfer speed of a strip so as to prevent generation of flying, etc., with small scale modification, to stably run the strip and to reduce a roll...
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JP3401738B2 |
To shorten the time of rolling and to restrict the the rolling temperature from reducing by overlapping at least a part of the time required for respective turning of two metal plates turning by a specific angle at the same time nearby a...
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JP3401143B2 |
To exactly and rapidly execute the supply for rolling slabs, storage of cold slabs, etc., in a hot strip mill by classifying the continuously cast slabs. In this slab supply yard, the slabs are sorted into the slabs to be rolled and cold...
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JP3398059B2 |
To charge a preceding material and a succeeding material which are different in cross-sectional dimension to the same cooling bed in the order of rolling after sawing them into a prescribed length on two sawing lines. At the time of auto...
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JP3398625B2 |
To stably impart tension to a metallic sheet on an outlet side of the most downstream rolling stand without degrading gloss of the metallic sheet by providing plural rolling stands for executing rolling to the metallic sheet and outlet-s...
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JP3399381B2 |
To obtain a thick plate having arbitrary length and thickness and a coil stock having arbitrary thickness with a small-scale rolling equipment by providing a shear between a roughing mill and a finishing mill and on the side of the finis...
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JP2003112207A |
To propose a method and equipment for continuously rolling a metallic material by which stable continuous rolling is enabled.After a metallic rough shape material is successively rolled by a rolling mill train on the upstream side of a r...
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JP3397512B2 |
PURPOSE: To enable rolling each with accuracy in the angular part of the peak or the length part of the side of an angle steel by making the adjustment possible of the height and the left/right position of a rolling stock for an angle st...
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JP3395651B2 |
To provide a transporting roller device which is easily replaced with a stand for steel tube mills. (1) In the transporting roller device which is provided on the stand of the poststage of a three-roll steel tube mill train, the cross se...
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JP3396083B2 |
PURPOSE: To provide method and device for coiling low tension without using indigo paper and sleeve. CONSTITUTION: A tension giving device 5 is placed between third mill 4 and coiling reel 6. Tension on the outlet side of the third mill ...
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JP2003103303A |
To provide a rotary unit for a steel stock capable of efficiently rotating the steel stock without using labor and in shorter time.The rotary unit for the steel stock is provided with one rotating roller 1 mounted by abutting the surface...
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JP3391303B2 |
To manufacture a thick steel plate whose residual stress is lower at high efficiency in a device for working/heat-treating the thick steel plate without necessitating a wide space in order to remove the residual stress generated on the t...
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JP3392937B2 |
PURPOSE: To enable stable supply of rolling stocks with satisfactory quality by providing plural deflector rolls that are replaceable into a transporting pass line in accordance with the surface condition of a rolling stock. CONSTITUTION...
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JP2003090306A |
To provide a hydraulic cylinder with small friction resistance which can smoothly control the displacement with constantly high accuracy, and a looper for a rolling mill which can adequately remove the slackness of a strip under the roll...
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JP3389855B2 |
To stabilize traveling and to lessen the occurrence of ears and overlaps by injecting high-pressure water from above a run-out table to the hot rolled strip tail part emerging from a rolling mill in a direction reverse from the progressi...
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JP3389395B2 |
To prevent a thin strip from flying and flattering at the time of passing through by feeding a gas from nozzles onto the upper surface of the strip with a prescribed elevation angle. The strip 5 is transferred on a hot run table consisti...
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JP3388969B2 |
To absorb the impact force caused by the crash of the top end of a ratch with the top end of a work roll by vertically operating the ratch of a connecting device by a center trunnion both rods type air cylinder having a spring. A roll 1 ...
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JP3389358B2 |
PURPOSE: To increase the strip passing speed by making a pass through a hot run table without flying while the forward end part of the rolled strip run out of a final rolling stand is corrected so that the forward end angle may be the sp...
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JP3389349B2 |
PURPOSE: To suppress mispositioning and vibration of a magnetic material plate by energizing first/second electromagnets in which a magnetic material plate is placed between them and magnetic pole end faces are facing each other vertical...
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JP3386944B2 |
To shorten the entire length of a joining equipment, to smoothly change over the pass of a rolled stock from a horizontal pass line to a pass line higher than the horizontal pass line (the height of pressure welding on a flying joining d...
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JP3387393B2 |
To improve the efficiency of the continuous treating line for a strip by increasing the speed itself of the treating line with a simple method. This device is provided with a continuous pickling device 5 executing the continuous treating...
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JP3386865B2 |
PURPOSE: To prevent the rear end of a preceding strip from overlapping with the tip end of a succeeding strip by surely forming a spacing between the strips cut by a cutter. CONSTITUTION: When a cutter 13 cuts a strip, an arithmetic and ...
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JP3386646B2 |
To provide a holding device for a gap, by which rolls can be easily changed, whose structure is simple, which is free from influence from a screw down device, by which a gap in the load direction such as a bearing part, etc., can be elim...
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JP3386659B2 |
To enable making a material to be rolled thin in a multi-roll mill to which strip guides are mounted by providing the strip guides along the pass line and freely adjustably the position in the longitudinal direction on the inlet side and...
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JP3386952B2 |
To provide a guide adjusting mechanism of a rolling stock without needing replacement of chock together with being able to maintain the guide position precisely to a roll, and being managed by mending only an rest bar engaged part. In a ...
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JP2003071509A |
To provide a hot rolling mill and a hot rolling method capable of securing mechanical quality of a product by preventing transfer defects such as a lift or the like in the run out table of the tip end of a thin thickness metal strip and ...
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JP3385939B2 |
To prevent the strip from being meandered in the in-bath roll even when the line speed is increased in the strip line. In winding and traveling a strip 1 around an in-bath roll 2 of a strip line, the strip 1 is traveled using the in-bath...
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JP3385413B2 |
PURPOSE: To suppress a deflection in the horizontal direction when the rear end part of a rolled stock, is rolled out from an edging mill, and to prevent the generation of a camber by widening and narrowing side guides with a working cyl...
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JP3381576B2 |
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JP2003053412A |
To provide a guide 1 which is applicable to a rolling roll 3 having the flanges 32 of small width and with which time necessary to change a caliber 5 is shortened. The guide 1 is provided with a passage part 7, a base part 9, a slope par...
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JP3380484B2 |
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JP2003048011A |
To provide a guide for wires with which the vibration of the wire in the state of ordinary rolling, of cause, and even if it is the vibration of a wire in a catilever state, the vibration can be surely damped. In a guide 10 which is prov...
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JP3377353B2 |
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JP3377924B2 |
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JP3376484B2 |
A ground hardening built-up layer is formed on the surface of a trunk portion of a roll, and a frame sprayed layer of a carbide particle-dispersed type self-meltable and hardenable alloy (any one of Ni-based alloy, Co-based alloy and Fe-...
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JP3376217B2 |
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JP2003504289A |
There is disclosed the combination of upstream and downstream machines for processing discrete workpieces, each machine comprising rollers forming a nip through which the successive workpieces pass, the rollers of the two machines operat...
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JP3373495B2 |
To carry out the movement of a side guide smoothly and stably at the adjustment of guiding width, and also, to preserve the rigidity of the side guide or to prevent the side guide from spreading, and to prevent an adjusting screw member ...
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JP3373727B2 |
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JP3372940B2 |
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JP3370134B2 |
In a device for delivering rolled stock wound into rings, in particular wire from a reel, and for transferring the rings 15 of rolled stock to delivery-side conveying devices 4, the reels 2, 3 and the conveying devices 4 being components...
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JP2003001316A |
To provide a sheet passing device capable of surely passing a thin strip at high speed and preventing winding failure and winding defects or the like of a coiler.A strip guide 10 which has guideways 15a, 15b, 15c under its surface to con...
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JP2003001330A |
To prevent scratching caused by contact of a finned masher roll with a steel strip because of flopping due to defective shapes or the like of the steel strip.A finned masher roll device presses and removes burrs, generated at cutting sur...
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