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WO/2013/139733A1 |
The invention relates to an electrode for machining a workpiece (3) by electrochemically removing metal material, comprising an electrode body (11) and a coating (12) which is applied onto the electrode body at least in a working region....
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WO/2013/128533A1 |
[Problem] To provide a die, which is molded by wire electric discharge machining and for which dimensional changes that occur with time can be limited, and a die manufacturing method. [Solution] The manufacturing method is provided with ...
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WO/2013/129165A1 |
This method for producing a glass substrate having a through hole comprises: (a) a step of preparing a glass substrate in which the average thermal expansion coefficient in a range of from 50°C to 300°C is within the range of from 55×...
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WO/2013/125658A1 |
A metal material is provided with a metal material base (2) and a reforming layer formed on the surface of the metal material base (2), wherein the reforming layer has an average of three or more protrusions (3) in a 10 μm2 range, the p...
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WO/2013/125657A1 |
A metal material surface treatment method involves: a step for immersing, in an electrolyte solution, an anode electrode and a material to be treated functioning as a cathode electrode and formed from a metal material having a surface to...
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WO/2013/121005A1 |
The present invention relates to a method and system for treatment of a surface of a metallic material component, the method comprising the steps: electro-spark treating the surface of the metallic component by means of an electro-spark ...
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WO/2013/121586A1 |
In order to detect that an electrode has penetrated a work in which the difference between the maximum value of a discharge voltage during discharge and the discharge voltage after the electrode has penetrated the work is small, the elec...
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WO/2013/121533A1 |
In an electrical discharge machining device (100) in which an object being clamped (200) is clamped with the clamper (26) of a clamping device (24) and electrical discharge machining is performed, in order to enable a worker to hold the ...
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WO/2013/119372A1 |
An electrode applied in electro-machining processes is provided. The electrode comprises a main body portion and at least one built-in internal flushing passage for introducing a flushing liquid to a volume between the electrode and a wo...
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WO/2013/114024A1 |
A method for machining, in a three-dimensional machining centre, a vane (10) comprising an airfoil blade (18), a platform (12) beneath the upstream and downstream portions of which are formed, respectively, upstream and downstream suppor...
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WO/2013/114531A1 |
The automatic wire connecting device of the present invention prevents wire disconnection after connecting wire to a wire collection roller, makes it possible to automatically connect without switching the control system, and reduces wir...
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WO/2013/112117A1 |
A method of producing at least one through-hole and countersink in at least one ultrahard insert including the steps of providing a body (28, 30, 32, 34) having a first major surface (12) and an opposite second major surface (14); formin...
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WO/2013/111322A1 |
In order to minimize the possibility of wire electrode breakage and to shorten automatic wire connection time, this wire electrode elimination device has a configuration provided with: a wire electrode guide means (10) that has a through...
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WO/2013/111323A1 |
In order to secure a working space and increase the compactness of a wire electrode recovery box by collecting eliminated wire electrodes in a manner so as to be collected in a small result, this wire electrode elimination device is conf...
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WO/2013/108530A1 |
The purpose of the present invention is to prevent, in end-surface machining, a break of the wire electrode or decrease in the machining surface accuracy caused by inflow of a machining current from a cutting wire part at which discharge...
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WO/2013/105235A1 |
The problem addressed by the invention is to machine sharp edge outside corners with high precision. The present invention is a wire electrical discharge machining device that, when finishing the corner of a workpiece, performs corner co...
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WO/2013/099050A1 |
In the present invention, a silicon carbide semiconductor element, wherein conductive layers are accurately and simply formed on the end side surfaces thereof, is obtained. The present invention includes a step wherein a plurality of sem...
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WO/2013/089577A1 |
The invention relates to pulsed electrochemical machining of current-conductive materials comprising components having different electrochemical properties. The method comprises machining a blank at small interelectrode gaps with groups ...
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WO/2013/085063A1 |
Provided is a wire discharge machining device and method capable of reliably terminating the short circuit between a wire electrode and a workpiece. The present invention relates to a wire discharge machining device in which a discharge ...
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WO/2013/084934A1 |
Provided are a method for manufacturing a solid oxide and a device therefor, capable of machining an optical glass material or another solid oxide without the introduction of a machining-affected layer, without any use of a rare earth or...
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WO/2013/081000A1 |
The purpose of the invention is to provide an electrochemical machining tool and an electrochemical machining system capable of easily forming a curved hole having a desired curvature. The electrochemical machining tool of the present in...
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WO/2013/080347A1 |
The purpose of the invention is to limit increases in amount of heat generated while securing both processing speed and processing precision. In the present invention, the device is provided with: a series circuit comprising a direct cur...
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WO/2013/080384A1 |
The purpose is to obtain a device for controlling an electrical discharge machine able to correctly determine the discharge state between poles while a workpiece is actually being worked upon by the electrical discharge machine. This dev...
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WO/2013/073225A1 |
To address the problem of not being able to control the position of severing of an electrical pathway in an article to be machined and insufficiency as a structure for avoiding wire breakage caused by the electrical pathway being severed...
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WO/2013/058169A1 |
A method comprising (a) a process of preparing the insulating substrate, and (b) a process of forming n number of through holes (provided that n is an integer of 9 or more) in the insulating substrate at a through hole density in the ran...
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WO/2013/054444A1 |
Provided is a work piece attaching table for an electric discharge machine (20) which machines a work piece by producing electric discharges between an electrode and the work piece (12) in a work piece tank so as to remove a surface of t...
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WO/2013/054443A1 |
The present invention is equipped with: a bed (1); an electrical discharge processing unit (20) that constitutes the machine main body (30) and is mounted on the bed (1); a frame (2) having mounting surfaces (15) and affixed to the side ...
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WO/2013/054422A1 |
A wire electrode feeding apparatus in the embodiment of the present invention is provided with: a penetrating section having a wire electrode passing in the vertical direction; a current feeder, which is disposed in the penetrating secti...
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WO/2013/054377A1 |
Provided is a wire electrode feeding apparatus which is capable of preventing a wire electrode from being wound on a rotating body by reducing a speed of the rotating body or stopping the rotating body, and is capable of transferring the...
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WO/2013/045633A1 |
The invention relates to a machine for the electric-discharge machining of mechanical parts, comprising: a tool having a wire-shaped electrode (31) sliding into wire guides (35), and a power supply means (40) capable of generating an ero...
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WO/2013/038025A1 |
The aim of the invention is to shorten the process chain during the material-removing machining of in particular a crankshaft (1) following the rough machining and substantially after hardening. In order to achieve said aim, it is propos...
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WO/2013/036999A1 |
The invention relates to a weld cleaning fluid, and method of cleaning weld or discolouration especially on stainless steel. Stainless steel welds, such as those done by TIG welding, require cleaning to remove the resulting surface disco...
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WO/2013/039502A1 |
A used needle is inserted in a housing of a needle apparatus disabling device. As the needle is pushed downwards sealing a collar opening and bears against a stationary cutter blade. The needle is pushed further into the device where it ...
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WO/2013/038026A1 |
The aim of the invention is to shorten the process chain during the material-removing machining of in particular a crankshaft (1) following the rough machining and substantially after hardening. In order to achieve said aim, it is propos...
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WO/2013/037336A1 |
The invention relates to a wire electrode (10) for the spark-erosive cutting of articles, comprising an electrically conductive core (2) and a jacket (5) surrounding the core (2), which jacket comprises at least one a+β cover layer (6) ...
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WO/2013/038024A1 |
The aim of the invention is to shorten the process chain during the material-removing machining of in particular a crankshaft (1) following the rough machining and substantially after hardening. In order to achieve said aim, it is propos...
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WO/2013/031011A1 |
In order to provide a small-hole electric-discharge machining apparatus capable of efficiently disposing of waste from the electric-discharge machining gap and performing small-diameter electric-discharge-hole processing at a high speed,...
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WO/2013/010848A1 |
The present invention relates to a vane bearing ring (1) of a variable turbine/compressor geometry (2) for a charge device (3), in particular for an exhaust-gas turbocharger of an internal combustion engine, wherein the vane bearing ring...
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WO/2013/012153A1 |
The present invention relates to a partially exchangeable clamping device for a jig, in which the structure of the clamping device is improved so as to improve processing quality, enable easy assembly and separation, and enable parts tha...
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WO/2013/012605A2 |
In an embodiment, a bearing assembly includes superhard bearing elements distributed circumferentially about an axis. At least one of the superhard bearing elements may include a first arcuate end portion, a second arcuate end portion, a...
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WO/2013/010596A1 |
The present invention relates to a variable turbine/compressor geometry (2) for a charge device (1), in particular of an exhaust-gas turbocharger of an internal combustion engine, wherein the variable turbine/compressor geometry (2) has ...
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WO/2013/005315A1 |
In order to detect a broken wire as fast as possible, a wire electrodischarge machining apparatus is provided with: a speed fluctuation compensator (19) that generates a speed fluctuation inhibiting command functioning as a speed compens...
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WO/2013/002218A1 |
The purpose of the present invention is to provide a wire electrical discharge machining device wherein disconnection is prevented during wire electrical discharge machining and the total speed during shape machining is improved. In orde...
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WO/2012/168136A1 |
The invention relates to a method for producing a hollow metal valve (1) of an internal combustion engine comprising a valve head (3) going over into a valve stem (2), in which a bore (4) is introduced into the valve head (3), and in whi...
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WO/2012/169337A1 |
In order to provide a high-frequency power source generation device in which a stable voltage pulse output is obtained even when a load fluctuates non-linearly when a plurality of switching elements are arranged in parallel and turned on...
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WO/2012/169320A1 |
Molten steel is poured, together with mold powder, into a mold, and the molten steel is gradually solidified in the mold. A slab molded while being solidified in the mold is continuously taken out of the mold. The slab taken out of the m...
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WO/2012/158204A2 |
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WO/2012/157068A1 |
The wire discharge processing apparatus of an embodiment is provided with: a wire electrode; a wire supply unit, which supplies the wire electrode; a recovery motor, which recovers the wire electrode at a predetermined speed; a tension m...
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WO/2012/152254A1 |
The invention relates to a machine for electrochemical metal machining, wherein metal is removed by electrolytic dissolution of the workpiece (10), comprising a frame (1), with a work holder (19), wherein a workpiece (10) is mounted in t...
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WO/2012/151308A2 |
A micro-electrical discharge machine based metrology system including a control unit with a sensing circuit and a micro -electrical discharge machine with a sensing probe. The micro -electrical discharge machine based metrology system ca...
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