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WO/2011/125656A1 |
Disclosed is an electrical discharge machining apparatus provided with a machining electrode (2) consisting of a wire which is wound around an assembly comprising a plurality of guide rollers (7a - 7d), thereby having a plurality of faci...
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WO/2011/124044A1 |
A grinding/electrolysis combined multi-wire-slicing processing method for silicon wafers includes the following steps: first, with a metal slicing wire (10) provided on a multi-wire-slicing machine serving as cathode, a silicon rod or a ...
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WO/2011/124208A1 |
The invention relates to a method for electrochemically processing a workpiece surface (8, 68) by means of an electrode (1), which has at least one effective surface (24, 54) for processing the workpiece surface (8, 68), and by means of ...
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WO/2011/116826A1 |
A device for clamping a substantially cylindrical tool, such as an electrode or tool (T) of an EDM machine or conventional machine tool, the device (3) comprising a plurality of clamps (2a - 2c) arranged radially around a central axis, e...
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WO/2011/119959A2 |
Devices and methods for removal of fasteners by Electro-discharge Machining (EDM) such that portions of the fastener, such as a flange head, may be separated from other portions of the fastener, such as a shank.
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WO/2011/112306A1 |
A portable EDM device and system thereof for producing calibration reflectors on a pipe includes a base mountable on the pipe, a motor mounted on the base, a cutting tool operably connected to the motor, an electrode operably connected t...
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WO/2011/108164A1 |
A rotor blade for a gas turbine, configured so that a cooling path provided within the rotor blade can be formed easily and so that the formation of the cooling path does not impair the strength and rigidity of the rotor blade. A rotor b...
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WO/2011/108440A1 |
A rotor blade for a gas turbine, configured so that a cooling path provided within the rotor blade can be formed easily and so that the formation of the cooling path does not impair the strength and rigidity of the rotor blade. A rotor b...
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WO/2011/106080A2 |
A key hole or guide eroded into a fastener such that said key corresponds to a removal tool. Said key hole is a guide, recess or channel which may be eroded through non-homogeneous conductive materials such as a fastener with a broken dr...
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WO/2011/096242A1 |
Provided is an electrode wire for high-speed machining which prevents short circuiting between the electrode wire and an object being machined, and not only increases machining speed but also suppresses loss in machining precision and ge...
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WO/2011/089648A1 |
A numerical control device for a wire electric discharge machining apparatus comprises a disconnection warning signal generation means, a disconnection warning detection means, a disconnection threshold setting means, a machining energy ...
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WO/2011/091119A1 |
A machining system (10) is provided and includes a machining tool (11) comprising a spindle (21), one or more electrodes (20) configured to perform the electromachinmg, and one or more tool holding elements (12) configure to conductively...
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WO/2011/074043A1 |
Disclosed is a fluid quality adjustment device provided with: a purification means (9) which deionizes a machining fluid; an anticorrosion means (8) which exchanges ions in the machining fluid for anticorrosion ions; a conductivity measu...
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WO/2011/070090A1 |
The invention relates to a method and related device for machining a workpiece. In the method, material of the workpiece (12) is removed in a machining region (18) by means of a non-contact removal process. The workpiece (12) is excited ...
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WO/2011/067746A2 |
An electroerosion wire cutter for turbine and aircraft industry with a space (2) in the base unit (1), over the space there is a lower arm (3) and an upper arm (5) and in the base unit body (1) there is an extensible supporting arm (4). ...
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WO/2011/067818A1 |
Disclosed is a corrosion prevention device provided with a water deionization means (9) consisting of hydrogen ion type resin particles and hydroxide ion type resin particles; a corrosion prevention means (8) consisting of positive ion t...
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WO/2011/065377A1 |
Disclosed is a discharge detection method used for an electrochemical machining apparatus wherein gap voltage is applied between an article to be machined (28) and an electrode (20) which faces the same, while supplying electrolyte betwe...
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WO/2011/058040A1 |
The use of a thick wire electrode (4) means that the surface can be machined considerably more accurately.
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WO/2011/052494A1 |
Disclosed is an electrical discharge machining device (M) provided with: a Z-axis displacement mechanism (4) that can precisely displace an electrode (E); a position control unit (16) that detects the travel distance of the electrode (E)...
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WO/2011/053194A2 |
The invention pertains to the field of treating flat or slightly convex surfaces of relatively small articles by engraving, in particular when carrying out artistic or decorative work. The engraving bench includes a body, a base, vertica...
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WO/2011/049049A1 |
Disclosed is an improved tungsten cathode material which is used for TIG welding, plasma welding, plasma cutting, electric discharge processing, a discharge lamp and the like. The tungsten cathode material is reduced in the amount of use...
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WO/2011/049101A1 |
Disclosed is a wire electro-discharge machining device which uses a wire electrode (8) to machine a workpiece (7) into a product, the workpiece (7) having varying thickness. The wire electrode (8) moves on a tool path (Q) where a product...
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WO/2011/049686A1 |
A Method and machine tool for compensating a wear of an electrode that machines a workpiece. The method includes selecting a current pocket from plural pockets of the workpiece; updating a wear compensation to be applied to the electrode...
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WO/2011/050186A2 |
A control module for an EDM device, comprises: controls for managing power supplied to the EDM device, taking voltage measurements, calculating responses, and controlling advancement of an electrode of the EDM device. The EDM device may ...
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WO/2011/047838A1 |
The invention relates to a method for producing an electrode (16, 18) for the electrochemical processing of a work piece, comprising the steps of: preparing an electrically conductive graphite substrate (10); applying at least one thin f...
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WO/2011/039526A1 |
A method of splitting a ring, such as a cage (14) for a bearing such as a roller or ball bearing, comprising splitting a ring in such a way that there are provided projections and recesses (31-35, 37-43) in the facing surfaces thereby pr...
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WO/2011/039546A2 |
A method of contactlessly machining a workpiece (16) is disclosed. A tool (2) is advanced in a direction towards the face of the workpiece (20), thereby removing material from the face of the workpiece (20) by a change of state of the ma...
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WO/2011/036924A1 |
Disclosed is a wire electric discharge machining apparatus, which is provided with: a wire electrode having a plurality of cutting wire sections, which are provided parallel to each other by being spaced apart from each other and face a ...
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WO/2011/015559A1 |
The invention relates to a method for electrochemical processing of at least one workpiece, comprising at least the following steps: a) setting a first flow density (2) during a first phase (1) in an electrolyte, b) retaining the first f...
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WO/2011/006039A2 |
The velocity and method of delivery of dielectric flushing fluid through an electrical discharge machine work zone is sufficiently high so that the material of the workpiece adjacent to cut is not degraded in metallurgical quality. This ...
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WO/2011/003400A1 |
The invention relates to a device (10) for electrochemically removing a surface of a component (2), in particular a blade of an integrally bladed rotor, comprising at least one electrode (12), which has an outer contour that corresponds ...
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WO/2011/004426A1 |
Disclosed is a wire electric discharge machining apparatus in which a pulse voltage is applied between a wire electrode (1) and an article (2) to be machined to perform electric discharge machining, wherein the apparatus is provided with...
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WO/2011/002108A1 |
A wire electric-discharge-machining apparatus, which processes a workpiece by supplying electric-current pulses to a processing gap formed between a wire electrode (8) and the workpiece (7), comprises a person-detection sensor (10) that ...
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WO/2010/130464A9 |
The present invention relates to a method of smoothing and/or bevelling an edge of a substrate. The present invention also relates to a substrate produced by the method according to the present invention, in particular a substrate having...
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WO/2010/146977A1 |
A boring cutter body (5) is inserted into a circular hole (3) and moved in an axial direction while being rotated, thereby forming a screw-shaped trough portion (11) by a cutting tool (9) provided on an end circumferential portion of the...
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WO/2010/136009A1 |
An electrode (10) for the electrochemical machining of a workpiece (12), which electrode can be moved against the workpiece (12) to be machined in a movement direction (14), comprises an electrically conductive treatment surface (13) tha...
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WO/2010/133189A1 |
The aim of the invention is to use materials comprising carbon nanoparticles for components which need to meet the requirements for novel complex combinations of properties and of different static and dynamic load-bearing characteristics...
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WO/2010/133092A1 |
An internal machining method for oil passage holes of a hydraulic breaking hammer comprises the following steps: a. drilling three main oil passages in an intermediate cylinder body to required sizes; b. machining a piston hole (2) and a...
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WO/2010/125646A1 |
Provided is a work measuring method comprising a step for determining a retrieval starting position for a work so shaped as to include at least one of a concave shape and a convex shape having a tip portion in a two-dimensional direction...
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WO/2010/116413A1 |
Provided is a control device comprising a program analyzing unit (10) and a program executing unit (20). The program analyzing unit (10) extracts electrode numbers contained in a plurality of working programs, decides the overlap of the ...
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WO/2010/116412A1 |
Disclosed is a maintenance system for a wire electrical discharge machine wire transport system comprising: a tension measurement unit (15) for measuring a physical quantity corresponding to the tension of a wire of the wire transport sy...
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WO/2010/114358A1 |
According to a first aspect, the invention relates to a method for producing a tool (20) which is used as a cathode in the electrochemical machining (ECM) of a workpiece (70) made from metal or a metal alloy to produce a product, which m...
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WO/2010/102608A1 |
The invention relates to a method for producing a metal component for a turbomachine, in particular for a thermal gas turbine, wherein at least the steps a) providing a component blank (20), which has a rough contour and is made of a met...
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WO/2010/098424A1 |
A power supply apparatus for a die-sinking electric discharge comprises a DC power supply (12), a current sensor (14) which detects a gap current (Igap), a first switching element (16) directly connected between the DC supply source and ...
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WO/2010/094629A1 |
A method for supplying an electrolyte (5) for electrochemically machining a workpiece (2), in which at least the following steps are carried out: [a.] supplying an electrolyte (5) at least in a first storage container (6) of a number of ...
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WO/2010/094022A1 |
A method of rapid prototyping a product includes identifying a product geometry to prepare a geometric model, preparing a fabrication process, generating a cutting path; and fabricating the product using a linear cut process. Embodiments...
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WO/2010/084213A1 |
Means, process and device for superficial treatment of surfaces of parts of gold or alloys thereof. Electrolytic means for electrochemical surface treatment of articles of gold and of gold alloys constituting the anode of a polishing pro...
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WO/2010/081828A1 |
The invention relates to a method for producing bores (1), wherein a tool (22) which is connected as a cathode and a workpiece (20) which is connected as an anode are connected to a voltage source (21). The workpiece (20) and the tool (2...
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WO/2010/078092A1 |
An electromachining system is described. The electromachining system includes a computer numerical controller (CNC) device and an electromachining controller device coupled to the CNC device and a power supply. The electromachining syste...
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WO/2010/063410A1 |
The invention relates to a wire electrode (1, 1') for electric discharge cutting processes and a method for the production thereof. The wire electrode (1, 1') has a core (2) containing a metal or a metal alloy, and a coating (3, 4; 3, 4,...
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