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JP11033630 |
To provide the straightening device capable of continuously changing the direction of a long size flange. In this device, a rotating shaft 13 is fixed to both sides of the eccentric position of a roll 12, the plate stock 16 having claws ...
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JP11033631 |
To quickly and smoothly exchange a roll and to prevent trouble due to galling by correcting a level difference between a roller straightening machine spindle and a roll change device and aligning an inclination of a roll change device sh...
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JP11010232 |
To quickly and precisely inspect an external size shape even in the case of any external size by arranging proximately cylindrical work external size automatic straightening device and cylindrical work external size inspecting device sid...
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JP11010233 |
To easily attach an lining jig inside a tube body opening part. This is an lining jig attaching device in order to attach an lining jig 4 inside an opening part 2b of a tube body in a tube body deformation correcting device to correct th...
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JP11010231 |
To easily attach an lining jig inside a tube body opening part. In a tube body deformation correcting device to correct the deformed part of a tube body 2, this is an internal sticking jig attaching device in order to attach lining jigs ...
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JP11006727 |
To accurately determine the degree of deformation of the outer circumferential surface of workpiece while the positioning accuracy of the workpiece is set gently, by selectively using a cylindrical part and a circular sharp protruded par...
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JP11006704 |
To measure and inspect the contour accurately and quickly so that it can be corrected automatically for a tubular body of any outside diameter even if the outer circumferential surface thereof is deformed arbitrarily. An annular rotary f...
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JP2858410 |
PURPOSE: To prevent the cycle time of carriage of a tube from being affected by the straightening work of the bending of the tube. CONSTITUTION: A plurality of tubes 2 are sequentially carried by a carrying equipment 1. In the middle of ...
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JP10314843 |
To precisely correct the bend and the roundness of a cylindrical metal tube and to obtain the cylindrical metal tube having excellent surface property. This device has a rotary frame body 1 rotated with a driving body 3 and plural number...
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JP10314842 |
To simply and effectively eliminate deformations such as shear droops, burrs, etc., generating at the tip parts of a web material supplied as a base stock to the manufacturing line of the welded section steel. In this method, while trans...
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JP10305305 |
To give excellent circularity to seamless steel tubes to be processed in a hot rolling mill producing set diameter of tube by means of keeping the length of average outer diameter at a specified length and by straightening the tube with ...
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JP10296333 |
To prevent a rail from generating upward camber by executing cold light reduction rolling for controlling the residual stress within the rail and simultaneously providing the bending moment in the foot part direction from the head part o...
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JP10296302 |
To obtain the residual stress controlled rail having few camber by making the upper roll diameter equivalent to the head part rolling side smaller than the lower roll diameter and making the circumferential speed of the roll in the side ...
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JP10291029 |
To straighten an α+β type titanium alloy straight bar in relatively high productivity and to produce a straight bar having good straightness from a wire rod made of, particularly, an α+β type titanium alloy. By inserting a bar having...
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JP2844160 |
PURPOSE: To reduce the collapse deformation of extruded shapes having projecting and recessed parts and to restrain the twisting or the like in the non- clamping part caused by the collapse deformation. CONSTITUTION: Plural upper clampin...
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JP10286624 |
To effectively execute the correction of a strain according to the variation of characteristic of a work by measuring the strain in the work, correcting the strain of the work with a press and deciding the strain correcting characteristi...
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JP10286623 |
To easily and surely confirm the clutch-on only by attaching a simple means, by driving or stopping a motor for shaking to the normal or the reverse and the natural position with a three-positional type solenoid valve fitted to the shaki...
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JP10286615 |
To reduce defects by burning flaw and to enable cold-drawing even it is a steel tube having several tens μm thick scale. After generating cracks 3 on the scale 2a of a steel tube 2 with the scale 2a stuck, cold-drawing is executed by oi...
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JP10277646 |
To provide a welding wire straightening device that is capable of stably and suitably straightening curl of a welding wire and that is thereby capable of preventing the generation of wire deflection in welding and the lowering of welding...
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JP10263645 |
To provide a method for manufacturing shaped steel much more excellent in dimensional accuracy of products and with less surface defects. A press machine, two-high mill or universal mill 10 is arranged on the upper stream side of a break...
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JP10263704 |
To prevent generation of a product defect by assembling a working pin between a straightening pin and a tip nut and restricting a rotation of a straightening shaft and a rotation of a working shaft for slide or releasing its restriction ...
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JP10263686 |
To effectively suppress the thickness increase of a seam part by providing a frame rod to support a bearing to turnably support a reduction roll to reduce the seam part from both the outside and the inside of a tube in a displaceable man...
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JP10263644 |
To provide the manufacture of the shaped steel even more excellent in the dimensional precision of a product and with few defects on its surface. Press or two-high mill or universal mill 10 is arranged on the upstream side of a breakdown...
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JP10263643 |
To provide the manufacture of the shape steel even more excellent in the dimensional precision of a product and with few defects on its surface. By providing a dimension gage SO on the inlet side of a breakdown mill BD, by feeding forwar...
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JP10263705 |
To provide a straightening method for a wide-flange shape steel capable of simply constructing a reduction correcting control system by following the same plastic deforming history even in the case of changing the size and the kind of st...
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JP10258316 |
To provide a roller straightener for shapes with which the restrictions of a biting speed and straightening speed of a material to be straightened are not provided and, without making the a universal joint into large diameter, to enable ...
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JP10258317 |
To easily and continuously execute work for taking out a roller from a roller sleeve assembling unit and changing it without depending on manual work. A work-side roller sleeve 30 is provided with a collar part 30A, small- diameter part ...
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JP10258318 |
To miniaturize a vertical-roller supporting device and to obviate a vertical-roller moving device and angle adjusting mechanism by making the shaft of the straightening roller into both end supporting type and also connecting the vertica...
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JP10258320 |
To enable a stable and fast roll change by receiving a key slot part of a sleeve inner face and a sliding member mounted to the key slot with a guide key of a sleeve holding shaft to eliminate generation of a flaw due to contact between ...
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JP10258319 |
To remove a residual stress on a radiused part by constituting a lower horizontal roller to vertically move a roller shaft in a vertical direction and a pair of vertical rollers to move in the roller axial direction of a horizontal direc...
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JP10258312 |
To obtain the welded tube of product having high roundness in all of the tip, rear end and the middle. After bending a metallic strip 2 in the width direction and executing butt welding 7 of both end parts in the width direction in a sta...
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JP10244316 |
To prevent the reduction of the yield and to improve the working efficiency by fixing a resting stretcher on a rail, etc., at a proper position corresponding to the length of an extrusion shapes to be stretch-straightened and resting. A ...
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JP10244318 |
To improve a dimensional precision and a roundness of inner/outer diameters by mounting a prerounded part to a core bar, approaching a press die divided into a specified number and pressing the prerounded part between a core bar and a pr...
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JP2820043 |
PURPOSE: To correct the bore at the end of a steel pipe with good working efficiency and accuracy with a simple equipment by subjecting the pipe end to diametral reducing, then expanding only the diametrally reduced part in cold by as mu...
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JP10225722 |
To enable incorporating rolls in an inner stand without requiring skillfulness, without requiring force, in a short time and simply. In the inner stand for bend straightening machine in which an upper horizontal roll, side rolls and lowe...
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JP10216832 |
To provide the method for straightening the tube diameter in manufacturing the tube by welding, by which the fluctuation of the tube diameter in the longitudinal direction of the tube or the fluctuation of the tube diameter in the vicini...
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JP10216841 |
To prevent a side protruding shaped part from bending or roll scratches from generating at the end of roll by pressing with press rolls so that the protruding shaped part to a shape correcting roll side is followed to the correcting shap...
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JP10211510 |
To exactly prevent bends generated on a tubular body with existing equipment and to improve the product yield and manufacturing efficiency at the time of manufacturing a seamless tube through a sizing stage with a sizing machine such as ...
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JP10202323 |
To straighten the shape of a tube stock and to continuously apply a feeding force by engaging connecting rods of clamp pieces with cam grooves and executing the clamping and unclamping of split die clamp pieces with the rotation of cams....
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JP10202331 |
To obtain the long life of working die having high toughness and low strain by heating the die stock worked a hot die steel at the quenching temperature, throwing it into coolant to quench, drawing it up from coolant before reaching the ...
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JP10202320 |
To provide a rotor group to handle a slender member whose working for changing a rotor is made remarkably easily and safely. This device has a rotor 2 of being inserted with a iron bar 3, a rotary supporting device 4 to support this roto...
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JP10202314 |
To provide a method and a device for efficiently straightening strain of a shape directly after extrusion. This deformation straightening device is provided with a run out tables 3 arranged in the direction of extrusion of extrusion pres...
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JP10202319 |
To easily straighten the axial line of a special diameter shaft with steps of different diameter. Onto the opposite faces of a fixing straightening plate 6 and a moving straightening plate 10, straightening faces 12a for straightening a ...
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JP10200029 |
To correct a distorted lead rapidly and with high precision into a natural and correct state, by specifying a circle locus for correcting a lead as a correction circle locus, and rotating the lead plural times without twisting while the ...
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JP10197204 |
To provide a roll width measuring instrument which can quickly, accurately, and highly reliably measure the width and center position of a roll. A roll width measuring instrument is provided with cylinders 13 for measurement which can mo...
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JP2808497 |
PURPOSE: To provide an inver wire manufacturing method improved in workability, product accuracy, reliability, high strength and toughness and low linear expansion coefficient by conducting specified finishing by means of wire manufactur...
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JP2809333 |
PURPOSE: To finish change in roll interval in a short time, to make the mechanism simple and to inexpensively complete the equipment without requiring a expensive hydraulic cylinder. CONSTITUTION: Parts marked with hatching are rotated a...
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JP10192925 |
To adjust the interval between rolls which are provided on a spindle by large strokes. A fixed roll 5A is provided through a roll sleeve 6 on the spindle 2 which is rotationally driven and also a movable roll 5 and passive thread part 13...
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JP10192974 |
To make it possible to obtain high productivity by continuously producing, correct the shape of a slit coil, improve the yield and the productivity, reduce the variation of the dimension of formed product shape, and improve the quality. ...
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JP10192955 |
To correct the circularity and straightness of a long tube with high precision, to improve the working efficiency, to improve the yield of the material, and to continuously perform the annealing and straightening of a welded tube. A die ...
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