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JP2006088221A |
To provide a manufacturing method of a tube having high dimensional accuracy capable of favorably manufacturing a tube having a large shrinkage ratio from a stock tube of one and the same size over the extensive range of request sizes of...
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JP3764227B2 |
To impress ultrasonic vibration to a die for drawing pipes. Two 1st ultrasonic vibrators 11, 12 between which terminals 9, 10 are provided at both ends of 1st metallic blocks 2, 3 in which a die 1 is fitted and two 2nd ultrasonic vibrato...
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JP2006068791A |
To provide a curl removing device when a wire is drawn, wherein a reliable curl removing work can be performed rapidly and easily by the remote operation.A holder 1 to hold a cylindrical die A for manufacturing a wire of the predetermine...
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JP3755877B2 |
To provide a die capable of highly precisely drawing a wire rod into a deformed wire, and a method for drawing a wire rod using the die. The die has a die body made of a sintered diamond. A bearing section has a front face of a special s...
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JP3754682B2 |
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JP2006061932A |
To provide a method for manufacturing a tube having high dimensional precision, with high efficiency over the extensive range of requested tube size.In this manufacturing method, ultrasonic waves of the frequency of 10-180 kHz are applie...
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JP3753324B2 |
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JP3747302B2 |
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JP2006035299A |
To provide a method for efficiently and consistently manufacturing a tube of high dimensional accuracy capable of efficiently and consistenty manufacturing the tube of high dimensional accuracy.When manufacturing a tube of high dimension...
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JP3743342B2 |
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JP2005349467A |
To provide an extra-fine plated wire manufacturing method capable of efficiently manufacturing an extra-fine plated wire by suppressing generation of metal powder attributable to a plating layer.In the extra-fine plated wire manufacturin...
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JP2005342744A |
To provide a wear resistant sintered tool which has high hardness, high strength, and high toughness, and is excellent in fusion resistance and wear resistance.The wear resistant sintered tool is made of a sintered substance composed of ...
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JP2005254302A |
To provide a wire drawing die in which no breakage occurs in manufacturing an extra fine wire, the diameter of the die is 5-50 μm and the dimensional accuracy is about ±0.1 μm, and to provide a method for machining and repairing the w...
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JP2005207670A |
To provide an internally grooved tube, and its manufacturing device and method, capable of smoothing an outer surface free from helical unevenness caused by rolling work, having high adhesiveness to a fin plate, and reducing the cracking...
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JP3672311B2 |
PCT No. PCT/EP94/04325 Sec. 371 Date Oct. 29, 1996 Sec. 102(e) Date Oct. 29, 1996 PCT Filed Dec. 28, 1994 PCT Pub. No. WO95/19114 PCT Pub. Date Jul. 20, 1995A wire reinforcement for women's garments designed to support the breasts exhibi...
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JP2005177806A |
To provide a diamond die for drawing a wire capable of forming a hole with high accuracy even by a die for an extra fine wire in which the minimum diameter of the hole is ≤ 20 μm.The diamond die comprises a diamond having a hole for w...
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JP2005161357A |
To provide a grooved tube manufacturing method capable of manufacturing a grooved tube at high efficiency.A plug (i.e., a grooved plug) 2 with unevenness formed on a surface is inserted in a tube, and the tube is fed to a die 3 to perfor...
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JP2005125377A |
To provide a method for manufacturing a drawn tube having excellent surface quality with high efficiency and at a low cost.When a tube is drawn by a die 2 by forming a lubrication film on an outer surface and/or an outer surface of the t...
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JP2005118799A |
To provide a device for contracting the diameter of a metal tube capable of preventing occurrence of chatter marks on a surface of the metal tube and suppressing any increase in wall thickness, and a method for contracting the diameter o...
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JP3647029B2 |
To provide a method by which a high-quality flawless wire is formed efficiently by drawing a wire made of iridium or an iridium alloy. In the method by which drawing is performed by heating the wire made of iridium or iridium alloy and m...
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JP2005103603A |
To provide an apparatus for manufacturing a pipe with a grooved inner surface wherein deformation and rupture of a material pipe due to change of a rolling load are prevented, and also to provide a manufacturing method of the pipe with a...
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JP2005103602A |
To provide a tube with a grooved inner face capable of preventing a stock tube from being broken in its manufacturing process and excellent in grooving property, and to provide a method for manufacturing the tube.A holding plug 2, a plug...
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JP2005093160A |
To provide a drawing die device of a multicore superconducting wire, allowing uniform diameter-reducing work by preventing vibration in a drawing out process of the multicore superconducting wire.This drawing die device of a multicore su...
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JP2005088058A |
To provide a die box driving device of a trolley cable drawing equipment capable of preventing any trouble caused between a die box driving unit and a guide mechanism and enhancing the workability in changing the feed speed (pitch) of a ...
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JP3632907B2 |
To provide a method for manufacturing a thin-diameter wire of high- speed tool steel hardly causing voids in the center part of the material and excellent in the tool life of a cutting tool or the like. The thin-diameter wire of the high...
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JP3632480B2 |
To provide a drawing/reducing method of a metallic tube on which thickness deviation is not generated. The positioning of a floating plug 2 in the metallic tube 1 is executed by forming the outside diameter reducing part on the metallic ...
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JP2005046906A |
To provide a device for manufacturing an inside grooved tube which is hardly broken during the working, and a method for manufacturing the inside grooved tube using the device.A holding plug 2, a plug shaft 4, and grooved plugs 5a and 5b...
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JP2005040844A |
To provide the manufacturing method of a tube with an inner groove capable of preventing breakage of a stock tube in a manufacturing step.A holding plug 2, a plug shaft 4, and grooved plugs 5a and 5b are disposed inside a stock tube 1. W...
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JP3616039B2 |
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JP3612040B2 |
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JP3608489B2 |
To provide a drawing method for reducing the occurrence of bend which is caused on a wire rod, a steel bar and steel wire in the case that axially asymmetrical cutting is performed after drawing. A die satisfying that the half-angle θ(Â...
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JP2005000937A |
To provide a method and an apparatus for producing a tube with grooves on the inner surface with which the long tube with the grooves on the inner surface can be mass-produced at a low cost without developing any defect.In the inner part...
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JP2004358495A |
To provide a jig for cold drawing and a method for the cold drawing in which a friction coefficient at the contact part is low, the durability of the jig for processing itself, especially, the wear resistance is excellent, and which does...
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JP3604717B2 |
PURPOSE: To suppress as much as possible phase η which comes into question when a carbonized product forming method is applied to a sintered hard alloy base material so as to sufficiently display a performance, by limiting the compositi...
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JP3602458B2 |
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JP2004330270A |
To provide a die for processing a metal in which seizure does not occur in an non-lubricating state or when water is used as a lubricant.The die for processing the metal is made of engineering plastic such as a polyamide (PA), aramid (PA...
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JP3592465B2 |
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JP3591050B2 |
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JP3589340B2 |
To obtain a cassette type roller die excellent in the productivity of a material to be worked without spoiling working environment by abutting cooling plates on the side faces of bearing frames of each roller and the side faces of the fr...
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JP2004303735A |
To improve radiation efficiency by forming a microchannel in a filament wire.A microchannel forming device for fabricating microchannels in a wire is provided. This microchannel forming device comprises a plurality of dies for housing he...
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JP2004298899A |
To provide a device for manufacturing a pipe with a grooved inner face which can prevent rupture of a material pipe during manufacturing and which can manufacture the pipe with the grooved inner face having high heat transfer performance...
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JP3582277B2 |
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JP3581767B2 |
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JP2004292917A |
To provide a method of producing a copper alloy smooth tube for a heat exchanger and a method of producing a copper alloy internally grooved tube for a heat exchanger by which a copper alloy tube having excellent brazability, and proof s...
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JP3579562B2 |
To promote the fatigue characteristic of extra fine steel wire by making the ratio of circumferential length of the part of Fe exposed on the surface of extra fine steel wire to the whole circumference of the wire be ≤a specidied % by ...
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JP2004283864A |
To control the tube diameter of a work tube to be drawn with excellent accuracy while reducing the cost therefor, to enhance the accuracy during the cutting while reducing the cost therefor.When a drawing machine draws a work tube 10 by ...
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JP2004276083A |
To continuously manufacture flawless wire using high speed tool steel as raw material.The method for continuously manufacturing flawless wire using high speed tool steel as raw material consists of: a process for feeding a wire rod and p...
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JP2004249293A |
To enable the manufacture of a copper wire excellent in the workability of cold wire-drawing and the surface quality by preventing the accumulation of foreign matter such as dusts and copper powder on the periphery of the inlet of a wire...
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JP3562828B2 |
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JP2004238654A |
To reduce a cost for manufacturing a plated wire by manufacturing the plated wire while manufacturing an iron wire for plating continuously in a plating process, with such a simple manufacturing facility as to match a quality level requi...
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