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Patent Searching and Data


Matches 1,051 - 1,100 out of 3,952

Document Document Title
JP2002219501A
To provide a manufacturing method of a hot steel strip and its manufacturing facilities capable of manufacturing rolled material of a very thin sheet while considerably reducing overall cost by shortening the length of a hot steel strip ...  
JP2002219589A
To provide a laser beam welding device capable of shortening a welding time, and improving the shape of a welding joint even if the thicknesses of two welding members to be welded are different.A induction heating head 9c for induction-h...  
JP3310255B2
To enable using finishing blocks on the upstream side for rolling of different products or rearranging therefor while continuously using a drawing/ sizing mill. In a 1st operating mode, the products are rolled by passing through the fini...  
JP3310920B2
To extend life of a member and to improve quality of a sheet bar by respectively arranging heat-sensitive insulation bodies on faces facing with a sheet bar in an upper comb-tooth shaped part and a lower comb tooth shaped part formed int...  
JP3311992B2
To execute the romoval of scale in a roller leveler more finely. In this scale removing device, the scale which is peeled from the surface of a material 3 to be straightened in a straightening process is removed by generating a fluid flo...  
JP3311666B2
To realize the stable coiling during the continuous hot rolling by switching a winding coiler from the torque control to the rotational speed control before the coiling is completed, and pressing press rolls against a coil during the win...  
JP3311285B2
To improve the accuracy of a marking by disposing a means for marking immediately after a means for cutting to align side ends of a strip, and marking at a directional position decided in response to a side end shearing position. A trimm...  
JP3310969B2
To provide equipment with a trimmer for finishing a steel strip with which the cost of equipment is reduced, cycle time is shortened and defective trimming is prevented. This equipment is provided with a movable base 20 on which a side t...  
JP3310983B2
A hot strip rolling mill comprises a strip front-end arresting device arranged between the finishing mill and the down-coiler, and the strip front-end arresting device holds a front-end of the strip and moves from an exit of the finishin...  
JP3311475B2
PURPOSE: To reduce the variation in the transmission distance of a laser beam in cutting and joining stages by transmitting the laser beam with reflection mirrors which are moved in the rolling direction while synchronizing with the spee...  
JP3311993B2
To remove scales in a roller reveler in a more excellent method. In a descaling apparatus, scales peeled from a surface of a work 3 to be straightened in a roller leveler straightening process are removed by generating the fluid flow in ...  
JP3310161B2
To provide a slab on which roll mark is not caused. The side face distance d1 of a slab from a slab corner which is moved to the surface or the back surface of a steel sheet after rolling which is decided from rolling conditions such as ...  
JP3309790B2
To provide a continuous billet rolling equipment which can operate regardless of the billet cutting method with a continuous casing machine(CCM). In this continuous billet rolling equipment which continuously connects preceding and follo...  
JP3309791B2
To provide a billet end forming equipment for obtaining end shape to suit flash-butt welding by rolling/forming the front and rear end portion of the billet before welding end and also capable of removing scale of a welding clamp portion...  
JP3307860B2
To provide an equipment employable with either a continuous rolling or an ordinary rolling; wherein the joint quality at the time of flash welding is secured and the yield lowering at the time of welding is prevented. This equipment is c...  
JP3306953B2
PURPOSE: To prevent the generation of damage when pinch rolls are forcibly revolved due to the elongation of a slab at the time of edging. CONSTITUTION: At the time of edging with a edging press 4, when the pinch rolls 6 are forcibly rev...  
JP3304982B2
A continuous hot rolling method comprising the steps of: cutting the tail portion of a preceding material in a steel product and the front portion of a succeeding material in the steel product to form butt faces; previously determining t...  
JP3304050B2
To continue good continuous rolling without separation in a joined part at the time of subsequent finish rolling by exactly cooling only the just near parts of the joined part between sheet bars in traveling. This device is for cooling t...  
JP3299354B2
PURPOSE: To eliminate the need of off-line measurement for a welded part by arranging a welding machine to weld steel strips to each other, a welded part drawing device to test the strength of the welded part, a drawn part removing devic...  
JP3300736B2
To eliminate inability of threading by preventing the falling of the tip part of a preceding rolled stock and abutting to an apron or the like. Rotary edged tools 21 whose width is larger than the max. Width of the rolled stock are respe...  
JP3298784B2
To stably execute the rolling without causing cutting off of a steel material from the joined part during rolling. In the method of a continuous hot-rolling after joining plural steel materials, at the time of butting, heating and joinin...  
JP3300737B2
To remove protuberant parts on both sides of the joined part between rolled stocks and also to prevent high-temp. chips from sticking to other equipment. Rotary edged tools 32 whose width is wider than the max. width of the rolled stock ...  
JP3297593B2
To improve the passing property of a plate, and to improve the accuracy of thickness of a product by unifying the temperature of a rear end of a preceding stock and the temperature of a forward end part of a succeeding stock before butt ...  
JP2002178001A
To provide a preventing method of buckling in a width press by which the optimum pressure without causing any surface defects is applied to a press roll.In a stage 1 for storing a buckling model, the buckling model is beforehand prepared...  
JP2002517316A
The invention relates to a method for producing metal shapes with a partially or totally polygonal cross-section by means of continuous casting in a double-flanged wheel and continuous rolling using a series of at least 3 pairs of roller...  
JP3292564B2
PURPOSE: To surely bring a junction to the involute side of a product coil of a continuous hot rolled steel strip and to cut and wind the hot rolled steel strip without generating a cutting accident. CONSTITUTION: A position on the downs...  
JP3292608B2
PURPOSE: To prevent the occurrence of breakage of a joining part due to excessive tensile force caused when the tip end of a hot rolled steel strip is wound on a coiler mandrel by determining the position of a cutting target point on the...  
JP3290616B2
To easily shorten the length of elongation percentage miss in temper rolling of a metal band with a welding point. A rolling load of the seam weld point is set from the line load which satisfies the formulae, 0.0035×TS-0.0325≤P1≤0.0...  
JP3285476B2
To be not damaged to an equipment even if joined part is broken and besides to prevent any reduction of productivity in continuous hot rolling accompanying junction between a preceding material and a succeeding material. Back end part of...  
JP3285803B2
To provide the band steel continuous hot rolling equipment capable of avoiding collision between an inlet side holding guide and a device adjacent at an upstream side or an outlet side holding guide and a device adjacent at a downstream ...  
JP3283388B2
PURPOSE: To join to tip parts in the width direction of slabs without possibility of erosion by joining the center areas in the plate width direction of the tip parts of the slabs, pressing while heating them again by an induction heatin...  
JP2002137003A
To provide a method to efficiently perform a hot rolling of metal sheet with uneven pattern.A sheet bar 7 is finally rolled by finishing rolling mill 4 integrated with a work roll having uneven pattern. When a metal sheet 8 finally rolle...  
JP3280913B2
To better remove the scale in the roller leveler. In this device, the scale peeled from the surface of a material 3 to be straightened in a roller leveler straightening process, is removed by generating the flow of fluid in the roll barr...  
JP2002126805A
To prevent a subsidiary fracture failure of a splicing portion caused by an excessive tensile force when an edge of hot rolled steel strip is wound into a coiler mandrel in an endless hot rolling.A splicing point is transferred with a tr...  
JP2002126802A
To provide a method for drafting a press width of a hot slab capable of restraining the generation of unilateral elongation without causing an increase of heating costs or without lowering productivity when the width drafting is performe...  
JP3280263B2
To make the vicinities of a gap into low oxygen atmosphere even when the gap between planned joint surfaces of both preceding and succeeding slabs is shifted in the line direction in a joining device. This clamp for joining consists by p...  
JP2002120110A
To provide a trimming device for accurately cutting into strip a running steel plate by minimizing clearance variation generated in cutting by backlash between round cutters during trimming work, in the trimming device for cutting the en...  
JP2002120001A
To provide a die for pressing the width of a hot slab with which the upper and lower corner parts of the hot slab are formed into a shape in which pressing flaw generated by pressing the width can be prevented, even when the amount of pr...  
JP3277037B2
PURPOSE: To perform stable rolling without receiving a bad influence given by a looper control system from an abrupt disturbance by changing the control characteristics of a looper to the tension variation between stands when the joint b...  
JP3277031B2
PURPOSE: To extremely reduce thickness variation in accordance with a local temperature drop by sandwiching and supporting of clamps in continuous hot rolling of billets, further, to suppress tension variation between stands and to perfo...  
JP3274291B2
PURPOSE: To provide a hot rolling method for enabling the pressurized contact of materials having different widths of sheet bars and reducing breaking at the time of rolling the materials after preriminary joining. CONSTITUTION: In the c...  
JP2002102537A
To virtually experience the feeling of operating a motorbike, or the like, and to increase a realistic feel by adding an accelerator key to the grip portions of a computer game controller.A rotation detecting means 9 and a shaft 13 are d...  
JP2002086201A
To impart phase difference to the oscillating motion of dies on both sides, based on material information before pressing.In the flying press in which composite motion is carried out with reduction mechanisms 3 for making the dies 2 whic...  
JP3268266B2
To prevent scrap caught between lower blades from interfering with other apparatus or strip by providing a scrap sensor for detecting whether scrap from a cut strip is caught between a pair of lower blades. A scrap sensor 30 for detectin...  
JP3267795B2
PURPOSE: To prevent burn through in molten parts by generating shrinkage due to solidification in both end parts in the same degree by simultaneously executing laser beam welding in both end parts using plural lasers, always keeping the ...  
JP3264363B2
To surely position a plate even when spatters or burrs are adhered to a clamping equipment and a roller shear equipment by mounting a detection sensor for detecting the plate width end on a reciprocating means close to each lower surface...  
JP3265220B2
To provide a using method of a strip cutter which introduces the top end of a strip to the coil side with a simple mechanism and which is not required to drop the passing speed more than a prescribed value. By using a strip cutter 9 whic...  
JP2002066832A
To provide a side trimmer device for band steel plate for cutting rolled band steel into a predetermined width through the cutting of the transverse ends of the band steel plate, while avoiding troubles caused by trimmed steel and allowi...  
JP2002066632A
To provide an operating method for the steel strip continuously processing line by which a line operation can be performed by maintaining the upstream side in the threading conditions, without being affected by the processing operation i...  
JP3263359B2
To improve the quality of products, yield of products and production efficiency and to reduce the cost of equipment such as the cost of construction and cost of equipment maintenance as compared to a slab casting-large reduction rolling ...  

Matches 1,051 - 1,100 out of 3,952