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JP6243016B2 |
A method for producing rotationally symmetric structural components of metal, in particular steel, is provided. A blank is arranged in a torsion-proof manner on a first receptacle, the receptacle is rotated about a rotation axis so that ...
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JP6238496B2 |
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JP6225996B2 |
Provided is a method for manufacturing an annular member with good yield and with high dimensional accuracy. Therefore, the method includes: a cylindrical member forming step of forming a cylindrical member (4) with an annular shape from...
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JP6228203B2 |
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JP2017532201A |
A flow forming process for the formation of corrosion resistant alloy tubes is disclosed. The process deforms the corrosion resistant alloy plate to form a hollow cylindrical preform with a longitudinal seam region located between the tw...
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JP6221512B2 |
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JP2017192962A |
To provide a thickening device which can thicken an outer peripheral edge part of a disk-like metal plate with good efficiency.A disk-like metal plate thickening device comprises a high frequency induction heating machine 3 having a heat...
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JP2017194121A |
To provide a locking screw capable of easily being fastened because of small fastening resistance, and preventing looseness due to vibration or external force without preparing another component, or maintaining fastening force, and a man...
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JP6219077B2 |
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JP2017530868A |
To provide a method for manufacturing a non-welded one-piece wheel having high strength, high rigidity and long life, which has few manufacturing steps and high production efficiency. A method for manufacturing a sheet metal non-welded o...
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JP2017185540A |
To provide a method for thread-cutting a pipe body which enables high production efficiency.A preparation step is assumed in which a cylindrical pipe body 10 is mounted on a holding structure comprising a tubular guide device, along a wo...
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JP6212126B2 |
A method relates to producing a sheet metal profile, in particular consisting of steel, for a drawer pull-out guide having at least one web projecting laterally, in particular perpendicularly, from a flat surface of the sheet metal profi...
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JP6206779B2 |
A forming machine, particularly a ring-rolling machine, which includes a hydraulically regulated linear axle, which is driven by way of an electro-hydrostatic actuator, can work precisely while having a simple mechanical-engineering stru...
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JP6202193B2 |
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JP6201078B1 |
[Subject] A form-rolling dice for bend reform which can correct a bend of a round bar part of stick material without attaching reform marks, a bend correcting method of stick material, and a manufacturing method of stick material are pro...
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JP6196414B1 |
Quality of a ring rolling object which controls efficiently temperature distribution of a ring material in ring rolling in a suitable temperature range, and is produced as a result using this ring rolling is raised efficiently. The prese...
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JP6187213B2 |
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JP6186007B2 |
A device (20) for root-rolling a thread (T) on an object (O) includes: a body (21), an accumulator piston (24) mounted for sealed sliding movement within a body passageway (22), a coarse adjustment screw (25) threaded onto the body, a Be...
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JP2017140645A |
To provide a device for and a method of processing a workpiece having a cylindrical part to be processed and having different rigidities in response to the circumferential phase of the cylindrical part as a processing object by imparting...
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JP2017131923A |
To provide a rolling device of a screw capable of restraining accuracy reduction in a screw groove formed of a plurality of rolling dies.A rolling device comprises a holding collar 12 for inserting a rod-like work 11 and a plurality of r...
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JP6173103B2 |
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JP2017124404A |
To provide a rotation plastic processing device which enables simplification of a structure after a hydraulic system is eliminated, achieves reduction of installation costs, and then generates high holding power to deal with various proc...
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JP6155877B2 |
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JP6158463B1 |
Quality of a ring rolling object which controls efficiently temperature distribution of a ring material in ring rolling in the suitable temperature range, and is produced as a result using this ring rolling is raised efficiently. The pre...
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JP6158245B2 |
An exhaust valve for an internal combustion engine comprises a valve disc having a first side (14) and a second side (16), a valve stem extending from the first side of the valve disc, and an annular valve seat area (11) located at the f...
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JP6154954B2 |
This invention provides a method for rolling an external pipe thread, a rolling head and device thereof. A rolling wheel carries out a thread rolling, wherein the thread rolling starts from a thread tail of the external pipe thread and m...
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JP2017111932A |
To enable a dice to form thread in a work from an initializing position for the formation of the thread, which initializing position is adjusted without the initializing position being displaced.A manufacturing method for a spark plug is...
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JP6147404B1 |
[Subject] It excels in productivity, a practical problem of a power-proof fall by processing of an external threaded section does not arise, but it provides a screw type steel rod joint of a deformed bar in which required power-proof is ...
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JP6137153B2 |
A pin fin forming method is a method of forming a plurality of pin fins on a surface of a metal plate by subjecting the metal plate to extrusion using a die having a plurality of through-holes and a roll. The pin fin forming method inclu...
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JP6140620B2 |
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JP6123917B2 |
There is provided a method for manufacturing ring-shaped members at a good yield and high production efficiency. To achieve this object, the following is performed. A single (a sequence of) forging produces a joined body (4) formed by ra...
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JP6118406B2 |
A spinning thickening forming method is a method of, while rotating a plate (8) including a center portion (83) fixed to a fixing jig (3), increasing a thickness of a peripheral portion (81) of the plate (8). Specifically, while locally ...
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JP6116405B2 |
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JP6114082B2 |
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JP6111138B2 |
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JP2017060970A |
To provide a rolling die capable of restraining sliding in processing, and capable of maintaining high processing efficiency over a long period, while maintaining a processing quality of a rolling object material, in the present inventio...
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JP6106189B2 |
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JP2017047437A |
To provide a form rolling device of a screw which can further reduce a body size thereof, and a form rolling method.A holding part 30 comprises a through hole 31 for accommodating a workpiece 19. An inner diameter D9 of the through hole ...
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JP2017042807A |
To provide a difference thickness plate material manufacturing apparatus for which high control is not required.A difference thickness plate material manufacturing apparatus 1 comprises: a hydraulic press 2; a pair of plates 4 which are ...
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JP6086708B2 |
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JP6085131B2 |
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JP2017505233A |
For thread rolling tools for rolling and / or repairing threads, roll the thread into the fastening device (12) to be fixed to the pipe end (18) and into the pipe end (18). It comprises at least one profile roll (14.1) for building or re...
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JP2017029998A |
To provide a rolling die capable of maintaining high processing accuracy over a long period, by restraining damage of a processing tooth, in the present invention.A rolling die of the present invention is the rolling die used for a flat ...
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JP2017020555A |
To secure a carburization depth of a tooth shape portion at a desired depth without applying metal flow treatment, in a manufacturing method of a gear in which a hot-rolling gear raw material 10 is prepared from a steel material, a carbu...
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JP2017019010A |
To alleviate a constriction on a molding shape caused by the interference or the like of a molding roller, and to raise a degree of freedom of a layout related to the molding shape.Since molding rollers 12, 14 are gripped between a posit...
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JP6068290B2 |
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JP6061312B2 |
A spinning machine includes: a main shaft which includes a chuck holding a cylindrical material having a bottom and a regulation member; a mandrel which is inserted inside from an opening side end portion of the material; and a press rol...
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JP6057943B2 |
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JP2016221562A |
To provide a thickening processing device capable of processing the outer peripheral part of a metal plate to a desired thickness, even if the metal plate is thinned.While an outside area Z2 of a processing schedule portion 10a in a meta...
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JP2016223819A |
To provide a load cell for use as a rolling pressure sensor capable of detecting slight change of a die and reducing noise.A load cell 10 comprises: a strain body 11 of the load cell fitted to a rolling machine which machines a blank mat...
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