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Patent Searching and Data


Matches 451 - 500 out of 16,708

Document Document Title
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...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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.  
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 ...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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 ...  
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....  
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 ...  
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×...  
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...  
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...  
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 ...  
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...  
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 ...  
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...  
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...  
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...  

Matches 451 - 500 out of 16,708