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WO/2014/087457A1 |
Provided is an electrical discharge machining device for distinguishing abnormal electrical discharges that arise from instantaneous electrical discharges from abnormal electrical discharges that do not arise from instantaneous electrica...
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WO/2014/082614A1 |
The invention relates to an electrode for the electrochemical processing of recesses (6) in drill holes (9) of small diameter, comprising an electrode main body (1) and a processing head (2) adjoining the electrode main body (1), wherein...
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WO/2014/084277A1 |
The present invention provides an electric discharge machining device capable of reducing kerf loss and achieving high-precision and high-efficiency slicing. A tool electrode part is provided with a thin plate-shaped electrode extended i...
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WO/2014/082974A1 |
The invention relates to a device for positioning a tubular workpiece, in particular an injection nozzle, on a retainer of a machine tool, said machine tool having a workpiece receptacle, which can be fastened to the retainer and which r...
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WO/2014/081330A1 |
The invention relates to electrolyte purification and can be used for supplying and regenerating an electrolyte during electrochemical processing. In the present method, toxic chromium compounds in an electrolyte are neutralized, wherein...
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WO/2014/074524A1 |
A deburring subassembly has a controller to generate an electrical current and move a deburring tool bit from a non-deburring position to a range of deburring positions. The electrical current permits deburring of the workpiece without d...
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WO/2014/073453A1 |
This electrode (4) is provided with: a core tube (41) that uses a material capable of forming a second hole (101b), which differs in direction or in curvature from a first hole (101a) formed with a predetermined curvature, in a manner jo...
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WO/2014/068682A1 |
By being provided with a power source, an electrode gap formed by an electrode and a workpiece, and a stray ground capacitance current control coil inserted between the power source and the electrode gap, this electrical discharge machin...
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WO/2014/068679A1 |
In order to prevent wire breakage with a simple configuration, this wire electrical discharge machining device has a configuration that is provided with: a tension control motor (4A) for controlling the tension and feed rate of a wire st...
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WO/2014/068678A1 |
The present invention improves the temperature-control responsiveness of a machining liquid and minimizes variations in the temperature of said machining liquid inside a machining tank. In the present invention, a cooling control device ...
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WO/2014/067868A1 |
The method is used for manufacturing a blade (201) of a turbomachine comprising an airfoil portion (202); according thereto at least one external or internal surface of the airfoil portion is obtained by wire electric discharge machining...
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WO/2014/068684A1 |
The present invention increases discharge frequency and improves machining rate in a wire electrical discharge machining device, which performs electrical discharge machining by repeatedly performing preliminary discharges and main disch...
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WO/2014/068701A1 |
The present invention is capable of improving machining accuracy and machining efficiency by providing a regular rest time during a cycle in which machining is considered to become unstable during machining performed by the self-oscillat...
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WO/2014/068731A1 |
In order to prevent the occurrence of fire during wire cutting in a compact configuration, a wire electrical discharge machining apparatus is provided with: a fusing electrode (32) for fusing a wire (1); and a wire pressing pad (33) arra...
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WO/2014/068681A1 |
The wire electrical discharge machining device is provided with: a drive unit (7a) for changing the relative position between a wire electrode (12) and a workpiece (14) by moving the position of an upper wire guide (8a); a drive unit (7b...
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WO/2014/068680A1 |
In order to prevent damage of the bellows, this wire electrical discharge machining device is provided with: a surface plate (11), which has an open internal region, supports a portion of the workpiece (W1) at an external region, and in ...
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WO/2014/066865A1 |
An electro discharge machining system, and manufacturing method therefor, including: providing an electro discharge machining unit and control; providing a workpiece holder; providing a tool holder for a tool having an electrode array; a...
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WO/2014/066866A1 |
An electro discharge machining system, and method of manufacture therefor, providing: an electro discharge machining unit and control; a workpiece holder; a tool having an electrode array formed of a plurality of geometrically shaped ele...
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WO/2014/057970A1 |
The purpose of the present invention is to provide an electrochemical machining device capable of easily forming a curved aperture in a prescribed shape. This electrochemical machining device is configured to include: an electrode (3) ha...
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WO/2014/046149A1 |
In order to improve the surface roughness without sacrificing processing speed in the step prior to finishing, in the present invention, a power supply device for wire discharge processing includes: a first DC power supply (11); first sw...
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WO/2014/042782A1 |
Methods and systems for electrochemical conversion of carbon dioxide to organic products including formate and formic acid are provided. A method may include, but is not limited to, steps (A) to (C). Step (A) may introduce an acidic anol...
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WO/2014/038075A1 |
In order to solve the problem of reduced operability due to a work tank getting in the way when raising or lowering a partitioning plate, in this electrical discharge machine, the top end of a vertically extending electrode (10) is suppo...
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WO/2014/038074A1 |
In order to solve the problem of an electrode guide interfering with the surface of an inclined workpiece in which a hole is to be formed, in the present invention, when performing electrical discharge machining on a workpiece via an ele...
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WO/2014/037170A1 |
The invention relates to a drive device (1) for a wire erosion machine with a rotating indexing spindle (3) driven by a motor (2) and a current transfer device (10) for transferring current to a rotating or indexed workpiece (4) for eros...
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WO/2014/032635A1 |
The invention relates to a wire electrode which can be produced inexpensively and which at the same time has excellent cutting properties. According to the invention the wire electrode has α-regions (2) and β-regions (3), wherein the Î...
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WO/2014/028189A1 |
A reusable template (18) for simultaneously forming a plurality of cooling passages (Cp) in a component (12) for use in a turbine engine includes a first surface defining an electrode entry surface, a second surface opposed from the firs...
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WO/2014/024918A1 |
The present invention relates to an electric discharge machining device which supplies a current pulse to a machining gap (9) while switching polarity. The electric discharge machining device includes: a first switch (41) provided betwee...
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WO/2014/022976A1 |
Disclosed is a method for a mould used for forming a lens barrel inner wall. The method comprises: using a linear cutting machine to machine a hexagonal prism (11) the six sides of which all have a vertical raised track; using a triaxial...
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WO/2014/025007A1 |
A wire electrode which comprises a core (10) constituted of brass and a surface layer (20) having a thickness of 5 µm or larger. The surface layer is formed by: subjecting a brass wire on which a zinc coating layer has been formed by el...
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WO/2014/020709A1 |
In order to solve the problem of being unable to precisely determine whether or not electrode replacement is required and the problem of the wear ratio of the electrode being set high for safety reasons and the electrode being replaced w...
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WO/2014/020700A1 |
The present invention provides an electrical discharge machining method that machines throughholes (22) in a workpiece (20) by using an electric discharge machine (100) having a cylindrical pipe electrode (10), in order to solve the issu...
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WO/2014/018171A1 |
An electrochemical finishing system for super conducting radio frequency (SCRF) cavities including a low viscosity electrolyte solution that is free of hydrofluoric acid, an electrode in contact with the electrolyte solution, the SCRF ca...
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WO/2014/016923A1 |
In order to obtain an electrical discharge machining device capable of discriminating discharge states accurately and limiting reduction in machining performance, the discharge state-discriminating unit of this electrical discharge machi...
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WO/2014/010152A1 |
[Problem] To provide a high-frequency-vibration-assisted electrolytic grinding method and device therefor capable of electrolytic grinding using micro abrasive grains and capable of improving the machining precision and efficiency. [Solu...
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WO/2014/011074A1 |
The invention relates to electrochemical dimensional processing of parts consisting of chromium-containing steels and alloys. First, processing of a part is implemented by working current pulses of direct polarity, and then said current ...
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WO/2014/006672A1 |
In order to provide a cleaning device for electrical discharge machining fluid and a cleaning method for electrical discharge machining fluid for cleaning deteriorated oil-base electrical discharge machining fluid used in electrical disc...
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WO/2014/006495A1 |
The present application relates to a system (100) for and a method of removing material (145) in a workpiece (115). The system (100) includes a laser system (120, 130) that melts a portion of the workpiece (115) by heating the workpiece ...
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WO/2013/187201A1 |
The present invention relates to a method for welding processed material during wire electric discharge machining in which a workpiece and processed material are welded in a specified region of the thickness direction of the workpiece to...
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WO/2013/183639A1 |
The present invention can withstand relatively high pressure and perform highly effective filtering operations by suppressing the degree of deformation of a filtering unit. After the filtering operations, separation of the filtering unit...
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WO/2013/173998A1 |
A method and apparatus for pulse electrochemical polishing a wafer are disclosed. The method comprises steps of: establishing a duty cycle table showing all points on the wafer, a removal thickness corresponding to every point and a duty...
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WO/2013/173098A1 |
An example component machining method includes immersing a surface of a component within a fluid during a machining process. The method heats the surface during the machining to vary the machining process at the surface relative to other...
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WO/2013/169603A1 |
An example electrical discharge machining electrode assembly includes an electrode base and an electrode coating containing diamond that is electroplated to the electrode base.
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WO/2013/167955A1 |
A method is provided for fabricating a nanopore in a membrane. The method includes: applying an electric potential across the membrane, where value of the electric potential is selected to induce an electric field which causes a leakage ...
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WO/2013/161082A1 |
In order to generate a machining program for efficiently executing fixed core machining, in this machining program-generating technology, the device has a configuration that is provided with: an input-receiving unit (121), which receives...
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WO/2013/161043A1 |
In order for wire electrical discharge machining equipment to perform fixation with as simple a setup as possible, this control device has a configuration that is provided with: a weight-computing unit that calculates the weight of the c...
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WO/2013/156205A1 |
The invention relates to an apparatus for electrochemically machining a workpiece (5), which is used for the improved avoidance of stray fields. The apparatus comprises a tool (5), which comprises a first connection to be connected to a ...
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WO/2013/157373A1 |
To secure stable unmanned operation of wire electrical discharge machining equipment and save manpower by automatically verifying the state of retention of processed material on the workpiece and advancing the machining process, this met...
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WO/2013/157071A1 |
In order to obtain a configuration allowing an operator to promptly identify whether a physical amount is within the normal range, this machine tool is configured so as to be provided with: sensors (21-25) for sensing a physical amount s...
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WO/2013/154149A1 |
A switching apparatus, the purpose of which is to provide an electric-discharge machining switching apparatus that can keep down problems such as poor connections arising as a result of wear of parts due to reciprocating motion of moving...
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WO/2013/153691A1 |
A wire electric discharge machining device provided with: multiple main guide rollers (1a - 1d), which are separated and disposed in parallel; a single wire (3), which is wound between the multiple main guide rollers (1a - 1d) separated ...
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