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JP6844337B2 |
To provide a warp correction device which corrects warps of a metal separator having warps at one end and the other end.A warp correction device for a metal separator having warps at one end and the other end thereof comprises: an ultras...
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JP6829721B2 |
The present invention relates to a straightening system and a straightening method, which can conduct straightening in conformity with the shape pattern of a material, the straightening system comprising: a cooling device for spraying a ...
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JP6824357B1 |
To provide a steel strip side edge smoothing device for manufacturing a spiral steel pipe and a steel strip capable of smoothing a steel strip side edge portion having a molding defect portion such as uneven waviness regardless of the pr...
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JP6819469B2 |
To provide a method of producing a heat-treated steel sheet which can sufficiently suppress its deformation during a heat treatment.The production method includes a cooling step of cooling a heated thick steel sheet S by passing it betwe...
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JP6815531B2 |
The invention relates to a roller leveler (1) having a set of upper and lower flattening rollers (2), wherein each flattening roller (2) is provided with a rotary drive (3) actuated by leveler control (4) for rotating the flattening roll...
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JP6796715B2 |
The invention relates to a method for producing a metal strip (1), wherein the strip (1) is rolled in a rolling mill (2), wherein the strip (1) is subjected to a tension-levelling process in a tension-leveller (3) at a location after the...
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JP6792292B2 |
To easily perform high-accuracy protrusion amount adjustment even in a drafting ranger of a high drafting force and to prevent occurrence of damage or the like.A local pressurization device comprises: a ball screw mechanism 3 consisting ...
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JPWO2019102578A1 |
The metal plate shape measuring device includes one or more first sensors arranged on one side of the metal plate in the plate thickness direction and a plurality of second sensors arranged on the other side of the path line of the metal...
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JP6772756B2 |
To provide a steel plate shape correction device which can correct a steel plate shape by automatic control, at low cost and with high accuracy.A correction device for correcting a shape of a steel plate having: a tensile force applicati...
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JP2020163402A |
To provide a ferritic stainless steel sheet capable of reducing flaw formation on a sheet surface, for example, at a transportation time, and excellent in flaw resistance; and to provide its manufacturing method.In a manufacturing method...
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JP6729181B2 |
To provide a shape correction method of a steel sheet excellent in the shape; and to provide a shape correction device.In a shape correction method of a steel sheet for performing shape correction by applying a tension thereto by heating...
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JP2020093304A |
To provide a press brake mold capable of reducing residual stress at an end edge of a workpiece, and performing folding processing.In a press brake mold, a lifting member 11 that is relatively pressed and lowered by an upper table 25 of ...
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JP2020082089A |
To provide a sheet metal repair tool of a motor vehicle which can be utilized in a wide range of accidents.A sheet metal repair tool of a motor vehicle includes: a pole 1 erected on a ground surface; a bar 2 which extends from the pole h...
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JP6703099B2 |
A horizontal roll stand includes upper and lower back-up rolls, removable work rolls, a balancing device for supporting the upper work roll, and a vertical adjustment device for the lower back-up roll. The work rolls are removed and a pr...
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JP6693769B2 |
A roll feeder is usable to intermittently feed a coiled material. The roll feeder includes a paired first roll and second roll, a meandering detector, a pressing component, and a controller. The paired first roll and second roll are disp...
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JP6694502B2 |
A system and method for removing flatness faults from a metal flat product, in particular a metal sheet or a strip, having multiple straightening rollers arranged on opposite sides of the flat product. In order to simplify and to enable ...
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JP6687134B2 |
Provided are a steel-shape measurement device that can reliably measure the shape of a steel product having a substantially mirror-shaped steel plate surface on a transport device before and after shape correction and the shape of the st...
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JP6680226B2 |
A fin according to the present disclosure is a corrugated fin (100) formed of a metal plate by bending into a corrugated shape, and the corrugated fin includes peak portions (110) extending in a first direction, valley portions (120) ext...
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JP2020509940A |
The present invention relates to a method for operating a roller straightening machine 1, wherein the roller straightening machine has a plurality of upper straightening rolls 2, 3, 4, 5 and a plurality of lower straightening rolls 6, It...
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JP2020508880A |
The present invention relates to a method for operating a roller straightening machine 1. The roller straightening machine 1 has a plurality of deforming tools 2, 3, 4, 5 and these deforming tools 2, 3, 4 , 5 comprises at least one set o...
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JP2020037122A |
To provide a surface repair method that improves workability and safety when a metal surface is repaired and that facilitates cost reduction.An object region (depression) 40a of a deformed metal surface 40 is heated at a predetermined te...
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JP6658293B2 |
To provide a press correcting method for correcting the shape of a material to be corrected, into a desired shape while suppressing the occurrence of a pushed flaw of a correcting material due to a press and with a fewer number of times ...
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JP6660086B2 |
The invention discloses a roll bending forming device for ten-hole micro-channel flat tubes. The roll bending forming device comprises an uncoiling machine, a straightening machine and a roll bending forming unit which are sequentially a...
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JP6649133B2 |
A roll feeder is usable to convey a hoop material to a pressing machine. The roll feeder includes a paired first roll and second roll configured to be disposed so as to clamp the hoop material and feed the hoop material along a conveyanc...
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JP6645526B2 |
To provide a steel plate shape measurement device capable of accurately measuring a steel plate shape.A steel plate shape measurement device for scanning, with a laser beam, a surface of a steel plate S placed on shape measurement areas ...
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JP6624121B2 |
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JP6613738B2 |
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JP6597669B2 |
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JP6597679B2 |
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JP6593239B2 |
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JP6580723B2 |
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JP2019155400A |
To provide a bearing unit for a back-up roll which enables toque adjustment.In a bearing unit for a back-up roll, ball bearings 3 are disposed at both axial sides of an annular space S between a shaft 1 and a roll 2 and a sealing structu...
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JP6577638B1 |
To reduce product defects caused by bending error of a panel product. A panel processing method according to an embodiment of the present invention includes a cutting step of cutting a metal plate 18 from a material and an upper hole amo...
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JP6574916B1 |
To provide a soldering iron used for sheet metal repair for repairing a dent portion formed in a sheet metal constituting an automobile body panel or the like. The flat tip plate is composed of a heater member 2, a gripping member 3, and...
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JP6566012B2 |
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JP6558604B2 |
Disclosed is a dent removing device (13) for removing of dents (21) in ferromagnetic sheet metals (20) by way of inductive heating, said dent removing device comprising a working head (1) with: a. a housing (2) with at least one working ...
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JP6550272B2 |
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JP6502312B2 |
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JP6494046B2 |
Systems and processes for feeding longitudinal wires in a mesh 3 production machine. Mesh 3 is produced by the welding of longitudinal wires 2 with transverse wires 6 at a welding unit 27. The longitudinal wires may be pulled from decoil...
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JP2019048318A |
To provide a correction device which can correct warping and so on of a sheet-like base material so that the base material becomes flat by covering the base material loaded on a base part with a lid part, and can perform inspection and p...
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JP6484521B2 |
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JP6481580B2 |
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JP6477541B2 |
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JP2019505385A |
The strip shape straightening device of the present invention is a device provided on the inlet side of a mandrel that winds a hot-rolled strip and corrects the shape of the strip, and the shape of the strip supplied to the inlet side of...
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JP6451696B2 |
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JP2019000875A |
To provide a punch press which can continuously execute consecutive punch processing without decreasing a processing efficiency even when a workpiece largely warps.A punch press comprises: a pressing part (9), arranged near a member inte...
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JP2019000870A |
To provide a manufacturing method including correction processing which is effective for solving warping and bending generated on an outer side of a groove part of a component with groove.A method for manufacturing a component 1 with gro...
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JP6440454B2 |
A correction method includes a correction process for correcting warping of a plate-like workpiece including a frame portion and a plurality of flexure elements formed within the frame portion. The correction process includes arranging a...
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JP2018187658A |
To provide a straightening roll which has a higher strength.A straightening roll 12 has a forged ring comprising a steel material which contains C of 0.90% or more and 1.50% or less and Mo of 0.10% or more and 0.50% or less; and a key gr...
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JP6423740B2 |
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