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JP2002035838 |
To provide a warp reforming and correcting mechanism capable of obtaining a warpless machined product in stamping works by a progressive press die.In a final machining process stamping strip sheet material W by the progressive press die ...
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JP2002035836 |
To provide a tension leveler suitable for continuously correcting metal strips having different pushed amounts.In the tension leveler correcting a shape of a metal strip, the tension leveler having a plural of a pushing amount adjusting ...
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JP2002035837 |
To provide a correcting method for distortion of a flanged portion of a newly pressed blank capable of correcting distortion of the flanged portion into a flat face afterward in a simple manner and also capable of reducing manufacturing ...
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JP2002035835 |
To provide a tension leveler correcting a sheet strip having a small required plane space.In the tension leveler having a guide roller 2 at an inlet side of a strip 1, and guide rollers 3 and 4 are also arranged at an outlet side of a st...
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JP2002028725 |
To provide a smoothing machine to enable access to a roll under a reduced apparatus cost and without rotating an upper smoothing roll roller unit.In the smoothing machine for smoothing a metal strip or a metal plate under tension by at l...
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JP2002028726 |
To straighten a deformation generated in forming without damaging a product for a thin thickness die cast part.The hot stress straightening apparatus for a die cast part 1 is provided with a treatment material holding means 2 consisting ...
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JP2002028711 |
To provide equipment and method for hot rolling by which the damage of a heating device caused by the camber of a rough rolled material is prevented and furthermore asymmetric heating in the width direction of the rough rolled material i...
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JP2002018522 |
To provide a sheet shaped member transport apparatus capable of preventing a molten grease from flowing to a roll main body side of a work roll.In the sheet shaped member transport apparatus, a work roll 8 supported via a bearing means 1...
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JP2002018520 |
To provide an atomizer and a method to solve a problem generated in conventional stress relief that various defects are caused by water injection from a water injection nozzle after heating, concerning a stress relief atomizer for steel ...
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JP2002018521 |
To shape a conductive structure without depending on a worker skill.In an apparatus to shape the conductive structure X by locally subjecting to quick heating and quick cooling, the conductive structure X is locally subjected to quick he...
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JP2002018523 |
To provide a heelblock for sheet metal working of a vehicle capable of conducting sheet metal working by preventing elongation of a sheet without requiring a skill and also capable of selecting a weight so as to lighten a burden on a wor...
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JP3270741 |
To provide a cold rolling line with which the yield of products is high regardless the production ratio of a skin pass mill to a tension leveler and for which driving motors having horsepower larger than necessary power are not needed. I...
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JP2002011515 |
To provide a method for manufacturing a flat homogeneous steel sheet by straightening a steel sheet before cooling with inexpensive equipment without lowering efficiency, thereby uniformly cooling the high-temperature steel sheet after h...
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JP3268125 |
PURPOSE: To adequately straighten the camber of a strip and to improve its quality. CONSTITUTION: Edge part electromagnets 11a, 11b and intermediate part electromagnets 12a, 12b are arranged at the respective ends in the transverse direc...
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JP3268149 |
PURPOSE: To remove the interval residual stress and correct the defective flatness by equally execute the parallel rolling reduction at the inlet side and the outlet side of a roll carriage and passing through a metallic sheet material. ...
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JP3268038 |
PURPOSE: To provide a roller leveler by which a burnished surface can be made transferrable on the whole surface of a metal strip. CONSTITUTION: Plural up and down work rolls 12, 14, by which the pass line of a strip 22 is regulated, and...
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JP3264795 |
PURPOSE: To surely execute warp straightening of a slab with low cost equipment investment and at low running cost just before hot scarfing by cooling at one side of stock at least just before hot scarfing treatment in hot rolling a hot ...
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JP3262730 |
To prevent meandering of a metal strip and to improve the quality and yield of a product by feeding the metal strip in a condition where the metal strip is constantly brought into contact with deflector rolls before and behind a looper a...
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JP3263359 |
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 ...
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JP2001347317 |
To perform accurate streaightening by setting work distortion to be imparted to a material to be worked only in the relationship of each straightening roll.In this straightening machine 20, plural upper straightening rolls 12 and plural ...
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JP2001347318 |
To provide a plate width adjusting device and a plate width adjusting method for improving the yield of products.The plate width adjusting device 1 is installed on the production line of a strip 53 and adjusts the strip 53 to a prescribe...
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JP3259827 |
To efficiently straighten a steel plate by providing a steel plate mounting member, a lateral pressing cylinder to press the projection side edge of the steel plate toward a side stopper, a vertical pressing cylinder unit to press the st...
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JP3258499 |
PURPOSE: To correct a plate camber by applying a uniform bending moment over a whole length of the plate. CONSTITUTION: The camber over the whole length of the plate is corrected by applying the bending moment to each end of the plate to...
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JP3258498 |
PURPOSE: To perform a uniform correction by applying a constant bending moment over a whole length of a plate in a plate camber correcting equipment. CONSTITUTION: A tail end of a plate 10 is clamped by clamping parts 1b, 1c above a truc...
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JP3257258 |
PURPOSE: To enable straightening with high accuracy, to execute the straightening in an extremely short period of time and to shorten cycle time by applying extremely large pressurizing force on the magnetic disk substrate on a surface p...
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JP3254111 |
PURPOSE: To improve work efficiency and to secure safety of work by mechanizing stress relieving work of outer shell of hull. CONSTITUTION: An automatic stress relieving device for outer shell of vessel is provided with a main body 1 whi...
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JP3253492 |
To provide a pressing method for improving the perpendicularity of copper sheets for ribbons and decreasing the trouble in a cathode finishing machine of a post stage. This method comprises pressing the copper sheets formed by cutting of...
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JP2001322536 |
To sharply reduce a repairing cost by restoring a recessed part to an original state without performing point welding on a rod even in the case of severe damage and eliminating puttying work and grinding finish work.The periphery of a re...
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JP2001321819 |
To provide rolling equipment provided with a straightening device with which the flatness of a rough rolled stock is straightened during conveyance of the rough rolled stock and flaws due to pressed-in scales are not generated when the s...
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JP2001321802 |
To effectively perform camber straightening of a sheet bar for preventing the deformation and damage of a induction heating device in the manufacturing method of a hot-rolled steel strip using hot-rolling equipment provided with the indu...
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JP2001321831 |
To provide a shape straightening method for a metal strip by which increase in surface roughening/heat crowning of a shape straightening roll can be suppressed, the number of times of exchanging the shape straightening roll can be reduce...
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JP2001321830 |
To provide a straightening method of shape by which high degree of flatness is realized without imparting excessive extension rate even in the case that the elongation which can be imparted to a steel strip has restriction due to materia...
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JP2001321866 |
To provide a method and an apparatus which eliminates disadvantages in the conventional technology, and manufactures a sheet with high versatility and small setup time and at a low cost.This sheet manufacturing apparatus comprises at lea...
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JP2001316757 |
To restrain the nonuniformity generated during the production of a steel sheet such as residual stress within specified range so that the amount of distortion lies within a constant range when the steel sheet is welded.The temperature di...
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JP2001316755 |
To restrain the nonuniformity generated during the production of a steel sheet such as residual stress within a specified range so that the amount of a distortion is kept within a constant range when the steel sheet is subjected to groov...
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JP2001314913 |
To solve the problem that the cost and the sales price for high tensile strength steels for an automobile cannot be restrained reasonably, since uniform temperature for all the rough bars cannot be obtained at a low cost.A hot rolling ap...
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JP3244118 |
To set a given distance short for an elongation rate operation purpose, not deteriorating the elongation detection accuracy even when the carrying speed is low, by computing an elongation rate of the rolling material at the exit side aga...
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JP2001286932 |
To provide a straightening apparatus for a band like plate material which allows effective cleaning (or changing) of work rolls and back up rolls in a short time. In the straightening apparatus for the band like metal plate material incl...
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JP2001286931 |
To flatten a perforated band like material without crushing perforation of the perforated band like material, to easily conduct the maintenance of a straightening apparatus and to easily control a tension of the straightening apparatus. ...
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JP2001286908 |
To provide an in-line simultaneously straightening and cutting method of austenitic stainless steel shapes in a hot-rolling line by which the efficiency of the whole line is improved even in the case that the sufficient length of a cooli...
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JP2001286933 |
To provide a roll setting method for an upper work roll in a roller leveler by which a material to be worked is leveled from the beginning of leveling start in a desired way. The roll gap setting method comprises a step 1 to select mater...
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JP2001277153 |
To provide a hammer device allowing even a person having no experience to easily adjust a force and always perform hammering with a constant force, facilitating accurate impact to a place to be hammered, and facilitating exchange of an i...
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JP3237223 |
PURPOSE: To provide the device for straightening a block steel plate with a simple working and a simple constitution. CONSTITUTION: In a device for straightening a block steel plate 7 in which steel frames 2 are welded by taking an end s...
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JP3238290 |
PURPOSE: To provide a warpage straightening device for a steel sheet by effectively straightening the warpage of the steel sheet even if the steel sheet is thin. CONSTITUTION: Plural pieces of electromagnets 1, 2, 3 are disposed along th...
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JP3235784 |
To provide a method for manufacturing a flat and homogeneous steel plate by straightening a steel plate before cooling with inexpensive equipment without lowering efficiency and whereby uniformly cooling the steel plate of high temperatu...
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JP2001260826 |
To provide a correction jig for an automobile having a multifunctional property capable of coping with correction of various deformed parts of an automobile body.This correction jig comprises a base plate 1 having a designated shape, a s...
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JP2001260825 |
To provide an automobile extraction tool capable of repairing all deformations of an automobile such as a dent and a slippage on the fender part in particular, and an automobile correction tool using it.A hammer head 12 sliding along a s...
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JP2001262257 |
To produce inexpensive titanium excellent in impact resistance and to provide its producing method.The concentrations of O, N, C and Fe are controlled to prescribed ranges without adding alloy elements such as Al, Mo and V to secure cold...
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JP2001259736 |
To provide a straightening method and a straightening apparatus for a metal sheet capable of achieving high flatness and reducing inside residual stress after fine working.By applying bending/straightening to the metal sheet pulling with...
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JP2001259738 |
To provide a quality evaluation apparatus of a metal strip capable of precisely detecting flatness, longitudinal warp, width warp of the metal strip in-line without cutting off a sample on a straightening line.An apparatus consists of a ...
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