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Document Title |
WO/1985/001679A1 |
Rolls straightening plant having a device (1) to facilitate the regulation of its loading and discharging unit. The device is comprised of a frame (65) wherein is slidingly arranged according to the arrow (82) a graduated scale plate (15...
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WO/1984/003060A1 |
The device for guiding round parts rotating about their axes comprises three segments (2, 3, 4) which form a closed passage (26) for the guided bar (1). The lower segments (2, 3) form a V-shaped support for the bar (1). The lower segment...
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WO/1983/002076A1 |
A device (10) for straightening coiled wire (48). The device includes at least two banks of rollers (36, 40) for guiding wire for longitudinal movement in a first plane (50) and in a second plane different from the first plane. The banks...
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WO/1981/002696A1 |
A machine for truing round bars comprises a frame (1) with guides (2) mounted within a plane oriented at right angles to the axis (0) of truing, three rollers (4a, 4b, 4c) mounted in the guides with the possibility of radial and angular ...
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WO/1981/002120A1 |
By straightening of bent pipes a device with two bases is used, which bases are placed on one side of the pipe on each side of the bending, a third base being placed on the bending on the other side of the pipe, i.e. on the outside of th...
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JP2024044453A |
An object of the present invention is to realize a rectangular wire distortion removal device that contributes to suppressing machining defects in rectangular wires. [Solution] A rectangular wire distortion removing device (1) according ...
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JP7459188B2 |
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JP7456614B2 |
To reduce design cost and the size of an apparatus by eliminating the necessity of a drum-shaped roller, and correct the warp of a metal cylindrical pipe without damaging the surface of the metal cylindrical pipe, thereby improving circu...
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JP7438043B2 |
To provide a peeling method, a peeling device, a conductor wire, a rotary electric machine and a manufacturing method of a rotary electric machine which can suppress remaining of an insulation coat on a conductor.A conductor 2 has a firs...
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JP2024507062A |
1. A method for forming a tubular segment, comprising: forming a tubular segment by forming one or a series of metal strips into a tubular segment such that opposite longitudinal ends of the metal strip or series meet together to form at...
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JP2024506781A |
A method for assembling a set (31) of flexible rings (32) arranged on top of each other, comprising a process step (VII), each flexible ring (32) The method is calibrated by stretching the ring (32) to each predetermined diameter or circ...
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JP7430081B2 |
A part of a plate member is machined to remove material therefrom so as to obtain an intermediate product having a thickness difference. Then, the intermediate product is bent and both edges thereof are joined to obtain a cylindrical bod...
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JP2024017246A |
The present invention provides a rail twist correction device, a rail twist correction method, and a rail manufacturing method that can accurately correct rail twist. [Solution] A rail twist correction device 1 includes a first mold 10 t...
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JP2024004958A |
An object of the present invention is to provide a welding wire straightening device that can improve the targetability of a wire, especially the targetability of a flux-cored wire. [Solution] In each roll group, a plurality of straighte...
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JP2023553299A |
at least one first roller (12) and at least one second roller ( 16,17,18) and a stretching and straightening unit (10). The invention also provides an apparatus (100) comprising a feeding unit (119) and a stretching and straightening uni...
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JP2023178990A |
To provide a rod curvature correction device which determines the curvature of a rod using a simple structure and is capable of correcting the curvature of a rod.A rod curvature correction device comprises: a curvature detection part 10;...
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JP7396015B2 |
To provide a workpiece correction method capable of suppressing occurrence of flapping.The present invention is directed to a workpiece correction method which includes a roll correction machine 1 in which a plurality of correction rolls...
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JP2023173778A |
To provide an extrusion material a dimensional error of a component made from which can be improved.An extrusion material 10 comprises a peripheral wall 11 which has a closed loop-shaped cross section and defines a hollow 20, and an inte...
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JP2023172461A |
To provide a longitudinal member which is a wire, a cable, a sheet or a tubular hollow member that is processed into a desired longitudinal shape, and a processing device and a processing method of the same.Both infrared lamps 42 and 52 ...
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JP7392446B2 |
To provide a workpiece correction method capable of accurately detecting occurrence of flapping.The present invention is directed to a workpiece correction method which includes a roll correction machine 1 in which a plurality of correct...
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JP7364903B2 |
To provide a device and a method which enable squareness of a flange of shape steel to be corrected, with simple configuration.A correction device is provided, correcting a shape of shape steel which has a web and a pair of flanges, and ...
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JP7346813B2 |
To provide a correction device and a correction method of a cylindrical component where correction in conformity with deformation is realized at a low device cost to local deformation, especially deformation at the inner diameter side of...
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JP7340677B1 |
[Problem] Even in the case of products whose properties are not uniform over the entire length (tip, middle, and rear end), by applying uniform deformation from the side, it is possible to produce threaded reinforcing bars that are free ...
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JP7313813B2 |
A processing device processes a frame-shaped workpiece which extends in a prescribed extension direction, and includes, integrally, a plate-shaped web surface portion, a plate-shaped first flange portion that bends and extends from one e...
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JP2023096947A |
To provide an expanding tool with a simple structure in which expanding operation is easily performed to be capable of evenly expanding a rectangular wire without changing surface quality of the rectangular wire.An expanding tool 1 expan...
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JP3242728U |
An object of the present invention is to provide a lock nut tightening/loosening device capable of reducing installation space. A locking nut tightening/loosening device includes a reaction force receiving mechanism and a rotating mechan...
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JP2023088936A |
To provide a method for enhancing the collapse resistance of metallic tubular products.The method comprises identifying the types of stress applied to change a residual stress profile of a metallic tubular product that has undergone a st...
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JP7294088B2 |
To make it possible to easily adjust an initial balance position of a crank shaft to a desired range by appropriately responding to changes over time during mass production.An upper die 102 and a lower die 103 respectively have: a base p...
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JP7276533B1 |
A steel pipe end processing apparatus, a steel pipe end processing method, and a steel pipe manufacturing method capable of effectively improving the roundness of the steel pipe end are provided. A steel pipe end processing apparatus for...
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JP7276278B2 |
To provide a correction technique for a hat-shaped steel sheet pile that can suppress deformation in a feeding direction and a width direction of the hat-shaped steel sheet pile.An apparatus 1 for a hat-shaped steel sheet pile 100 serves...
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JP7260858B2 |
The present invention provides a technology for simultaneously reforming warp and width-direction deformation of a steel sheet pile. This device is for reforming a steel sheet pile having joint parts at both ends in the width direction, ...
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JP2023512780A |
A known apparatus for straightening a rod or section is developed to allow rapid changes in roll gap and roll force (rolling force) by changing the setting or adjustment of the straightening rollers relative to each other during straight...
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JP2023019346A |
To provide a circularity prediction method of a steel pipe and a circularity prediction device which can accurately predict circularity of a steel pipe after a pipe expansion step in a manufacturing process of a steel pipe consisting of ...
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JP7207692B2 |
To provide a steel sheet pile distortion correction device which can correct warpage deformation and torsional deformation which occur by use of a steel sheet pile.A steel sheet pile correction device corrects a deformed part of a steel ...
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JP7192832B2 |
To prevent occurrence of local detent of a flange when correcting bending of a steel sheet pile, which has a web and a pair of flanges, in a longitudinal direction.A press correction device 2, which corrects bending of a steel sheet pile...
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JP7184022B2 |
A method for producing a steel plate member (SPM) (10), including: a quenching step for heating the SPM to a temperature higher than an austenite transformation finish temperature A3 and subsequently cooling the SPM at a cooling rate (CR...
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JP7169891B2 |
To control an angle formed in a workpiece into a desired shape.In a processing device 1, a punch 10 inserted in the inside of a cylindrical part 101 pushes a bottom wall 101a of the cylindrical part 101 in an axial direction, and a pad 2...
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JP7168047B1 |
A steel pipe roundness prediction method capable of accurately and quickly predicting the roundness of a steel pipe after a pipe expansion step in a steel pipe manufacturing process comprising a plurality of steps is provided. A method f...
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JP2022162809A |
To correct lead spacing.A lead correction jig includes a first correction portion having a plurality of inclined surfaces arranged in the direction of a first axis and correcting the interval between the leads in the direction of the fir...
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JP7147904B2 |
To provide a method for predicting bend of a shaped steel capable of highly accurately predicting a curvature of the shaped steel after straightening.A method for predicting bend of a shaped steel after a rolling step for forming the sha...
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JP7138667B2 |
The invention relates to a method for post-processing a crankshaft (4), in particular in order to correct concentricity errors and/or for a length correction. Sectors (S1,S2,S3,S4,S5,S6) of the crankshaft (4) which produce and/or charact...
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JP7137829B2 |
To provide a manufacturing device which can manufacture a round steel pipe from a steel plate by a simplified facility constitution and a simple manufacturing process, and a round steel pipe manufacturing facility.In a method for manufac...
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JP7137220B2 |
To provide a device for correcting curve of an irregularly long-sized workpiece and to provide a method of manufacturing a linear long-sized workpiece.A device for correcting curve of an irregularly-shaped long-sized workpiece which prop...
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JP7131536B2 |
To inexpensively manufacture a seamless steel pipe having a good shape and external surface properties by restraining the occurrence of scale push-in flaws during correction of a steel pipe.A method of manufacturing a seamless steel pipe...
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JP7088149B2 |
To provide a curve correcting method with which further excellent curve correcting capability can be acquired, and to provide a correcting device.A curve correcting method for correcting a curve in a shaped steel having a web and a flang...
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JP7075869B2 |
This method for manufacturing a heat sink 1 is provided with a step for correcting the tip heights of a plurality of pin fins 3. The step for correcting involves correcting the tip heights of the plurality of pin fins 3 by pressing the p...
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JP7052352B2 |
To further accurately correct a bend of shape steel.A method for correcting a bend in the web height direction of shape steel 10 having a web and a flange provided in an end part in the height direction of the web, comprises a rolling co...
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JP7041758B2 |
A lubrication ring for a mechanical expander (1) for sizing large pipes comprises a conventionally manufactured ring (12) made of steel, in particular construction steel. Fluid bores are provided in the ring (12). A part (13) of the lubr...
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JP7036215B2 |
There is provided a method for bend straightening in which a steel pipe having a bend is placed in a state where the steel pipe is convex upward, the steel pipe is pressed from above by a press unit at a target load value, whereby the st...
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JP6991177B2 |
A rework press assembly (104) for reworking a dimensionally non-conformant component (106) is provided. The rework press assembly (104) includes a frame (204), a die (200) coupled to the frame (204) and configured to contact a first port...
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