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WO/1989/012528A1 |
An acoustic emission sensor (25, 28, 29) comprising a piezoelectric material that is integral with a tooling or machine element (20) in which acoustic emissions are to be sensed.
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WO/1987/004092A1 |
A method for primarily extending the useful lifespan of ceramic tools (1) intended for working primarily metallic material, the tool being brought automatically to a high temperature, at least with regard to certain ceramic parts, when i...
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WO/1982/003191A1 |
The invention makes the production of bent tubes possible by cold drawing of a hollow tube blank (10) in one operation for reduction of the outer diameter and the wall thickness. It is characterized in that a straight tube blank is drawn...
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WO/1982/001673A1 |
A wire drawing die and method of making the same is provided in which an irregular-shaped die blank (10) is centered within a casing cavity (36). Accurate centering of an irregularly shaped die blank in a casing cavity has previously bee...
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WO/1981/001671A1 |
A method of making a microwire characterized in that a wire blank (1) for the microwire (2) in the course of its drawing is alternatively rolled over in relation to the drawing axis (B-B) by at least half lengths of the circumference of ...
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WO/1980/001765A1 |
Device for drawing wires, bars, pipes or the like under a hydrodynamic pressure by means of a drawing plate which is associated with a tapered pressurising channel (6), the drawing plate and the channel being independent bodies (1, 4) an...
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WO/1979/000208A1 |
In the past, wire drawing dies employing blanks having polycrystalline aggregate of synthetic diamond cores have been shrink-fitted in the casing. Such shrink-fitting of the blank has required a substantial amount of skilled labor and ha...
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JP7358505B2 |
An extrusion- or pultrusion device (1) for forming a profile product (2) in a production direction (Y), said device comprising:a rotating die (3) having two opposite first and second side walls (5, 6) and an outer circumferential surface...
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JP7358506B2 |
An extrusion- or pultrusion device (1) for forming a profile product (2) in a production direction (Y), said device comprising:rotating die (3) having two opposite first and second side walls (5, 6) and an outer circumferential surface (...
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JP7358503B2 |
An extrusion—or pultrusion device (1) for forming a profile product (2) in a production direction (Y), said device comprising:a rotating die (3) having two opposite first and second side walls (5, 6) and an outer circumferential surfac...
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JP7299799B2 |
To provide a lubricant agitation device capable of agitating a metal wire-surrounding lubricant while maintaining the good quality of a metal wire material to be drawn, and to provide a wire-drawing die box and a wiring roll.A lubricant ...
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JP2023518339A |
An object of the present invention is to provide a method, a device and a drawing mandrel that allow monitoring the forming process in the greatest possible detail. This object is achieved by a drawing machine and a drawing method for pr...
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JP2023028687A |
To provide an expanded tube thinning drawing device which enable reuses of a mouth even after second drawing.An expanded tube thinning drawing device 10 comprises: a die bearing 2a for reducing the thickness of a header 1; a drawing plug...
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JP7177625B2 |
To provide a multiple die capable of providing wire drawing of high quality.A multiple die 1 comprises a first die 10 having a first bearing 14, a second die 20 having a second bearing 24 of a smaller diameter than the first bearing 14 a...
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JP7144091B1 |
An object of the present invention is to simply and easily set the position of a die plug. A die stand 3 on which a die D is arranged, a sensor S for tip detection that can approach the tip of the plug P, and this sensor S is held at the...
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JP7133712B2 |
A drawing die (2) made from cemented carbide material is provided which comprises tungsten carbide and a metallic binder. The cemented carbide material comprises: tungsten carbide with an average grain size of 0.4-1.3 µm, 0.5-5.0 wt.-% ...
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JP2022107925A |
To provide a long tube pulling-out and cutting device and a long tube pulling-out and cutting method capable of reducing a workspace for pulling-out and cutting a long tube.A long tube pulling-out and cutting device 10 comprises: a pulli...
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JP2022523374A |
A wire drawing die system with at least two probes that measure various properties of the components of the die box or the wires drawn through the die box. The system is equipped with smart dice where a large number of probes send inform...
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JP2022523170A |
Provided is a cemented carbide suitable as a high-performance cemented carbide material for drawing a high-strength alloy. Cemented carbide has a relatively low binder content containing the additives Cr, Ta and / or Nb, has high wear re...
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JP7025225B2 |
To provide a multi-die which can control peculiarity of a wire after wire drawing.A multi-die 1 includes: a first die 10 and a second die 20 for drawing a wire; a first case 13 provided with a groove which extends so as to intersect with...
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JP2021181120A |
To provide a production method of a high pressure pipe that has an obviously improved kinetic pressure tolerance at a high pressure due to combination of a large wall thickness of a pipe to be produced on one hand and a good surface fini...
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JP6962004B2 |
To provide a polycrystalline diamond that is coated with a water-insoluble protection film, and can suppress tribo-plasma.A polycrystalline diamond is composed of a plurality of crystal grains with a diamond single phase as a basic compo...
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JP6952880B2 |
Provided are a high-strength bead wire and a method of manufacturing the same. The method includes preparing a wire rod containing 0.86 % to 1.02 % by weight of carbon, applying 5 g/m2to 10 g/m2of phosphate coating onto the surface of th...
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JP6945906B1 |
To provide a stainless steel wire in which the amount of γ remaining in the finished metal wire is maintained at a high value to improve workability, and a practical manufacturing method thereof. In mass%, C: 0.08% or less, Si: 1.00% or...
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JP2021115632A |
To provide a manufacturing method of metal hollow microcapsule needle which includes a tapered portion and has electric conductivity and to provide such a metal hollow microcapsule needle.A manufacturing method of metal hollow microcapsu...
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JPWO2020004373A1 |
A tool with a through hole including a base material and a diamond part held by the base material. The diamond part has a length along the center line of the through hole as L1 and the center line as a normal line. When the maximum value...
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JP6863076B2 |
To provide a polycrystalline diamond having high abrasion resistance which can form a protection film for surface protection.A polycrystalline diamond is composed of a plurality of crystal grains with a diamond single phase as a basic co...
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JP2021030251A |
To improve dimensional accuracy of a drawn steel pipe whose wall thickness changes in an axial direction.The drawn steel pipe has a first processing part 120 of a small diameter, a second processing part 121 of a large diameter, and a ta...
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JP6818526B2 |
To provide means for further increasing a torsional amount of a screw bar manufactured through a drawing process.A screw bar is manufactured, on a drawing process machine, by drawing out a dice 901 while rotating it in a circumferential ...
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JP6812881B2 |
To provide a method of manufacturing a metallic pipe for groundwater drainage work, which can be easily coupled and which can discharge groundwater, a die for use in the same, and the metallic pipe for the groundwater drainage work, whic...
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JP6805270B2 |
A shaped diamond die includes a polycrystalline diamond, the polycrystalline diamond having a machining hole, wherein a length D of a side of the machining hole is 100 µm or less, a corner R is 20 µm or less, the shaped diamond die inc...
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JP2020199531A |
To provide a drawing die which can set desired hardness distribution to a drawing material, a drawing method, and a design method for the drawing die.A drawing die 3d comprises an approach 30d, and a bearing 31d located on a downstream s...
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JP6800819B2 |
To provide means capable of preventing to the utmost generation of a lump of a lubricant, reducing to the utmost a time required for maintenance thereof, and as a result, reducing production cost of a wire for a polygonal cross section.A...
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JP6800160B2 |
A wear-resistant tool includes composite polycrystalline diamond as a core, the composite polycrystalline diamond being composed of polycrystalline diamond in which particulate diamond is directly bonded and non diamond carbon. The polyc...
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JP6752213B2 |
A single-crystal diamond includes a pair of main surfaces facing each other, an impurity concentration being changed along a first direction in each of the main surfaces.
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JP6728395B2 |
A high-pressure high-temperature, HPHT, diamond tool piece and a method of producing an HPHT diamond tool piece. At least a portion of the HPHT diamond tool piece comprises an aggregated nitrogen centre to C-nitrogen centre ratio of grea...
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JP6717587B2 |
Provided is a carbon steel wire excellent in shear resistance as compared with a conventional one and a method of manufacturing such a carbon steel wire. Provided is a carbon steel wire 1 having a wire diameter of from 0.1 to 0.6 mm, and...
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JP6637094B2 |
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JP6615737B2 |
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JP6563520B2 |
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JP6549215B2 |
Equipment for cold-drawing a metal wire. The equipment comprises a sequence of a sleeve and a drawing die in the advancing wire path; the sleeve comprises a hole for inserting the wire to be drawn, and the drawing die comprises a conical...
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JP6545264B2 |
A diamond die includes a diamond provided with a hole for drawing a wire material, the diamond being a CVD single-crystal diamond, an axis of the hole being inclined relative to a normal direction of a crystal plane of the diamond.
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JP6532550B2 |
The invention relates to a method for coating a wire, which is made of a metal 1 selected from the group consisting of copper, silver, gold, nickel, and alloys of one of said metals with at least one other metal, with a cladding layer wh...
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JP2019019052A |
To provide a composite sintered body containing diamond having high performance in abrasion resistance, in local abrasion resistance and in chipping resistance.In a composite sintered body, which is a composite sintered body containing a...
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JP6431548B2 |
A production method of a rifled tube with which occurrence of seizure due to cold drawing can be suppressed is provided. The production method for producing a rifled tube (15), which includes a plurality of first helical ribs (12) on its...
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JP6340459B1 |
To provide a method for manufacturing a wire die capable of shortening the manufacturing time of a wire die made of diamond having a die hole having high surface accuracy. A wire die is manufactured in a bowl shape on a first surface sid...
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JP6313234B2 |
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JP6313105B2 |
Provided are a metal wire rod drawing die that has a longer life than conventional dies and that can prevent damage to a metal wire rod surface and a method for manufacturing the die. In a metal wire rod drawing die (1), a die hole (2) f...
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JP6308918B2 |
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JP6300871B2 |
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