Mtu Aero Engines Ag

Mtu Aero Engines Gmbh

Siemens Aktiengesellschaft

Roland Huttner

Martin Fessler-Knobel

Erwin Bayer

Albin Platz

Karl-Heinz Dusel

Peter Seitz

Wilhelm Satzger

Reinhold Meier

Julian Weber

Michael Zielinski

Christian Doll

Markus Zeis

Alexander Gindorf

Christoph Cernay

Nicole Feiling

Bernd Kriegl

Rolf Kneilling

Matthew Plakunov

Hermann Baur

Matija Burger

Xaver Breitsameter

Robert Axtner

Jude Toscano

Heinz Dietz

Michael Mücke

Jürgen Gründmayer

Claus MÜLLER

Wolfgang Deiss

The invention relates to an ECM system comprising a holder for the arranging of at least one component to be machined and at least one machining station for the electrochemical machining of the at least one component at at least one machining position. The ECM system has a positioning apparatus, which is designed to mount, in a predefined position, a machining platform arranged on the positioning apparatus, and the machining platform comprises at least one machining station having at least one electrode arranged thereon, which electrode can be moved along a machining path in order to machine the at least one component that can be arranged on the holder.

ECM system, having a holder and a machining platform

The invention relates to a method machining a particularly planar component by means of electrochemical machining, wherein the component has internal stresses resulting particularly from preceding manufacturing steps. In a first step a) of the method, the component to be machined is provided. Subsequently, in step b), at least two tools are provided in the form of electrodes and, in step c), an electrolyte is provided between the component and the at least two electrodes. In step d), a positive voltage is applied to the component and a negative voltage is applied to the at least two electrodes. Thus, in step e), by moving the at least two electrodes along their respective movement paths with respect to the component, electrochemical machining can take place; in the process, the gap between each electrode and the component is flushed with the electrolyte at least intermittently.

Method and apparatus for machining components by means of electrochemical machining

The invention relates to a work station for electrochemically machining a workpiece, having a number of recesses, including a base structure; a module which is fastened to the base structure and is configured to electrochemically machine the workpiece. A workpiece holder is fastened to the base structure. The workpiece holder is movable relative to the base structure along a feed axis which is parallel to the axis of rotation of the module. The module includes an electrode carrier arrangement, which is coupled to the module base body so the electrode carrier arrangement can be rotated together with the module base body about the axis of rotation of the module. The electrode carrier arrangement has a carrier frame and an electrode frame, where at least one electrode is detachably fastened to the electrode frame.

Work station for electrochemically machining a workpiece, in particular a rotationally symmetrical workpiece, comprising a plurality of recesses, and method for producing an end contour of a recess

A guide system for repairing turbomachinery includes a housing; a guide tube have a hollow interior for accepting a working tool module; an axial motor for moving the guide tube axially with respect to the housing; a rotational motor for rotating the guide tube with respect to the housing; and an attachment for securing the housing with respect to a turbomachinery casing. A repair kit and method are also provided.

Repair tool for turbomachinery and related method

A device and a method for producing a blade airfoil from a workpiece which comprises at least two gaps and at least one blank arranged between the two gaps, wherein the blank comprises two opposite lateral faces which are bounded by a base, a top and a first and a second edge. The method comprises:

Device and method for producing a blade airfoil

The invention relates to a device and a corresponding method for manufacturing brush seals with obliquely positioned bristles. The method comprises the following steps: As the first step, a metal filament or wire () comprising a material for bristles is wound over two wire cores () disposed at a distance from and running parallel to one another, to form a tightly packed metal filament or wire package (). As the next step, the metal filament or wire package () is fastened to at least one wire core (). Then the region around at least one of the two wire cores () is locally heated. Subsequently, at least one of the two wire cores () is displaced.

Method for manufacturing brush seals with obliquely positioned bristles and a corresponding device

The invention relates to a machine having a base () and at least one work station () that has a module () for electrochemically machining a workpiece (). The module comprises: a frame (); and an electrode arrangement, having at least one electrode (), which is mechanically connected to the frame, and a drive () for moving this electrode, which drive is attached to the frame; a workpiece holder () for separably attaching the workpiece; and a positioning device () for displacing the workpiece holder and the module relative to each other.

Electrochemical machining of a workpiece

Disclosed is a device for the electrochemical processing of components, having at least one electrode and at least one electrode holder, with which the electrode is movably mounted. The device comprises at least one optical measurement system for determining the position of the electrode. Also disclosed is a method for the electrochemical processing of a component, in particular with such a device, in which the electrode is moved during the electrochemical processing, the position of the electrode being detected by means of an optical measurement system.

Optical measurement system for determining the position of an electrode during the electrochemical processing of a component

A method for electrochemically processing a workpiece surface using an electrode, which has at least one effective surface for processing the workpiece surface, and using an electrolyte, wherein the electrolyte is suctioned away from the effective surface. The invention further relates to an electrode, which has at least one electrolyte feed for supplying the electrolyte to the effective area and an electrolyte suctioning system for suctioning the electrolyte away from the effective area.

Method and electrode for electrochemically processing a workpiece

A joining device for arranging a component on a component carrier is disclosed. The joining device includes an application system for positioning the component in the joining device and a receptacle for clamping the component carrier in the joining device. The component is arranged on the component carrier by an adapter. A method for arranging the component on the component carrier is also disclosed.

Device and method for arranging a component on a component carrier

A mounting device and method for mounting a component is disclosed. The mounting device includes a component carrier and an adapter. The adapter is insertable into a guide of the component carrier. The method uses the mounting device to mount a component on the mounting device.

Mounting device and method for mounting a component on a component carrier using an adhesive

A method for machining a workpiece is disclosed. The method includes fixing a workpiece on a workpiece carrier using an engaging and fixing element by adhering a first mold surface of the engaging and fixing element to an adhesive surface of the workpiece and by adhering a second mold surface of the engaging and fixing element to a contact and adhesive surface of the workpiece carrier. The method further includes machining the workpiece and releasing the first mold surface of the engaging and fixing element from the adhesive surface of the workpiece and releasing the second mold surface of the engaging and fixing element from the contact and adhesive surface of the workpiece carrier.

Method for machining workpieces

The invention relates to a device () for electrochemically removing a surface of a component (), in particular a blade of an integrally bladed rotor, comprising at least one electrode (), which has an outer contour that corresponds to a surface of the component to be produced, and a hydraulic pressure device (), which has a pressure piston () coupled to the electrode () and a hydraulic chamber () in operative connection with the pressure piston () for receiving the hydraulic medium, wherein the pressure piston can be loaded with an actuating force and moved relative to the hydraulic pressure device () by means of the hydraulic medium, wherein the hydraulic chamber () is fluidically encapsulated relative to the pressure piston (). The invention further relates to a method for electrochemically removing a surface of a component ().

Device and method for electrochemically removing a surface of a component

A device () having at least one connecting element () for fastening a component () to, respectively for detaching it from a component carrier () using adhesive bonds; a mechanical peeling device () being provided for breaking the adhesive bonds. Also a method for fastening a component () to, respectively for detaching it from a component carrier ().

Device for fastening and detaching a component, and method therefor

A method for repairing gas turbine components, in particular gas turbine blades, including at least the following steps: a) preparing a gas turbine component to be repaired; b) removing a damaged portion from the gas turbine component to be repaired, thereby forming a plane separation surface; c) placing the gas turbine component at least partly in a process chamber in such a way that the plane separation surface extends approximately horizontally within the process chamber; d) filling the process chamber with a metal powder that is bonding-compatible with the material of the gas turbine component to be repaired, namely up to the level of the separation surface; e) building up the removed portion on the separation surface by depositing metal powder in layers onto the separation surface and by fusing the metal powder, which has been deposited in layers onto the separation surface, to the separation surface.

Growing community of inventors

Jesenwang, Germany

Roland Huttner