Mtu Aero Engines Ag

Mtu Aero Engines Gmbh

Eos Gmbh Electro Optical Systems

Andreas Jakimov

Manuel Hertter

Herbert Hanrieder

Steffen Schlothauer

Thomas Hess

Erwin Bayer

Frank Stiehler

Georg Schlick

Stefan Schneiderbanger

Alexander Ladewig

Bertram Kopperger

Karl-Heinz Dusel

Juergen Kraus

Joachim Bamberg

Wilhelm Satzger

Christian Liebl

Martin Leuterer

Katrin Friedberger

Wilhelm Meir

Klaus Broichhausen

Josef Waermann

Siegfried Sikorski

Thomas Dautl

Wilhelm Meiners

Richard Scharl

Carsten Butz

Peter Eibelshaeuser

Ulrich Retze

Maximilian Fisser

Markus Waltemathe

Christian Scherer

Hans-Christian Melzer

Eberhard Knodel

Wolfgang Wachter

Johannes Casper

Wolfgang Werner

Karl Blumenschein

Nicole Jakimov

Andreas Kaehny

Hans Banhirl

Mihaela-Sorina Seitz

Marcin Olbrich

Tobias Maiwald-Immer

Jürgen Kraus

Peter Eibelshäuser

Josef WÄRMANN

Wilhelm Meier

Andreas KÄHNY

Jochen Tewes

Manuel H Hertter

The invention relates to a layer building process for the additive manufacture of at least one wall region of a component including applying at least one powder layer of a material to at least one building-up and joining zone of at least one movable building platform, carrying out a first solidifying step, in which the material is irradiated selectively with at least one energy beam, wherein irradiation parameters of the at least one energy beam are set so a molten bath is produced and a defect-affected wall region of the wall is produced, without applying a further powder layer, carrying out a second solidifying step, in which the defect-affected wall region produced in the first solidifying step is irradiated selectively with the at least one energy beam, lowering the building platform layer by layer by a predefined layer thickness, and repeating the steps above one or more times.

Layer building process and layer building apparatus for the additive manufacture of at least one wall of a component, as well as computer program product and storage medium

A method for ascertaining the concentration of at least one material in a powder mixture used as starting material for the production of a component in an additive production method, comprising:

Method for ascertaining a concentration of at least one material in a powder for an additive production method

A sealing ring for a turbomachine, in particular a compressor or turbine stage of a gas turbine is provided, the sealing ring having an, in particular at least partially honeycomb-like and/or integral, seal, in particular an abradable coating (); a profile cross section of the sealing ring, which is in particular at least partially manufactured by a generative manufacturing process, varying in the circumferential direction, in particular at least in some regions continuously and/or non-continuously at one or more circumferential positions, in particular separation points.

Turbomachine sealing ring

The invention relates to a method and device for generatively producing components, said device comprising a radiation device for selectively radiating a powder bed, and an induction device for inductively heating the component produced by radiating the powder bed, Said induction device comprising at least one voltage source which can simultaneously produce alternating voltages with at least two different frequencies.

Multi-frequency induction heating of generatively produced components

The invention relates to a method and an associated device, the method including at least the following steps: applying a layer of powder to a component platform in the region of a building and joining area; locally melting and/or sintering the powder layer, wherein, in the region of the building and joining area, at least one high-energy beam is moved in relation to the component platform, selectively impinging the powder layer, at least part of which at least one high-energy beam and the component platform are moved in relation to one another, in the form of a parallel arrangement arranged along a linear feed direction; lowering the component platform by a predetermined layer thickness in a lowering direction; and repeating the above-mentioned steps until the component region is completed.

Method and device for additively manufacturing at least one component region of a component

The segmented seal carrier of a guide vane ring of a turbomachine has a number of segments that form two half-rings of the seal carrier when assembled. They are clamped together by their opposite-lying, corresponding lateral contact regions.

Seal carrier, guide vane ring and turbomachine

The invention relates to a device () for generative production of at least one component area of a component (), in particular of a component () of a flow machine. Therein, the device () can include at least one lowerable component platform () with at least one construction and joining zone () for receiving at least one powder layer of a component material, at least one heating device () movable relative to the component platform () and at least one radiation source for generating at least one high-energy beam (), by means of which the powder layer can be locally melted and/or sintered to a component layer in the area of the construction and joining zone (), as well as at least one suction and/or gas supply device () disposed on the heating device (). However, the device () can also include at least one coater ().

Device and method for additively producing at least one component region of a component

A seal segment assembly for a turbomachine, in particular a gas turbine, including a first seal carrier and a second seal carrier, that are adjacently disposed in the circumferential direction, the first seal carrier having a first carrier base and at least one first sealing member that is joined to the first carrier base, and the second seal carrier having a second carrier base and at least one second sealing member that is joined to the second carrier base, the first sealing member and the second sealing member being formed by a plurality of cavities, that are adjacently disposed in the circumferential direction and in the axial direction, in particular evenly spaced, the cavities extending in the radial direction from the particular carrier base. The first carrier base and the second carrier base are intercouplable or are intercoupled in the circumferential direction by a mating connection assembly.

Seal segment assembly including mating connection for a turbomachine

The present invention relates to a device for the additive manufacturing of components by selectively irradiating a powder bed, the device having a working chamber in which at least one powder bed chamber and at least one radiation source are arranged such that the radiation source can irradiate a powder in the powder bed chamber, and wherein the device comprises at least one induction coil such that the powder bed and/or a component, which is generated by irradiating the powder bed, can be at least partially inductively heated.

Temperature regulation for a device for the additive manufacturing of components and corresponding production method

The invention relates to a device and a method for the additive manufacture of components through the layered bonding of powder particles to one another and/or to a semi-finished product or substrate already produced, using selective interaction of the powder particles with a high-energy beam, wherein, during the bonding of the powder particles into a layer made of powder particles with the aid of the high-energy beam, a gas flow, which has a flow direction having a directional component directed at least partially parallel to the layer of powder particles, is provided across the layer of powder particles and/or the bonding region in the layer of powder particles, wherein the directional component of the gas flow directed at least partially parallel to the layer of powder particles during the bonding of the powder particles in a layer is generated in at least two directions, which have oppositely directed directional components.

Rapid manufacturing method and device for the same comprising oppositely-directed protective gas streams parallel to the powder layer

Disclosed is a method for generatively producing components by layer-by-layer building from a powder material by selective material bonding of powder particles by a high-energy beam. An eddy current testing is carried out concurrently with the material bonding. Also disclosed is an apparatus which is suitable for carrying out the method.

Control in generative production

A device for the generative production of a component, particularly a component of a gas turbine engine, includes a working chamber, a hardening means, in particular a laser, for the layerwise local hardening of an initial material disposed in the working chamber, in order to produce the component layerwise in a direction of layer construction; and a movable induction heating arrangement with a first inductor and a second inductor for induction tempering in pre-determinable regions of the working chamber, wherein the first inductor engages in the second inductor at least in one operating position and/or the first and/or second inductor is disposed on a distribution means, in particular a slider, for the layerwise disposal of initial material in the working chamber.

Device and method for the generative production of a component

Disclosed is a method for generatively producing or for repairing at least one area of a component, wherein a zone arranged downstream of a molten bath is post-heated to a post-heating temperature and the component is set to a base temperature, and also a device for carrying out such a method.

Method and device for generatively producing at least one component area

A device for additive manufacturing of components by selective irradiation of a powder bed, having a processing chamber&#x2014;in which at least one powder bed chamber and at least one radiation source are arranged such that the radiation source can irradiate a powder in the powder bed chamber, and wherein the device includes at least one induction coil, so that a component which is produced by irradiation of the powder bed can be at least partially inductively heated, and wherein the induction coil is movable relative to one or more powder bed chambers. A method for additive manufacturing of components by selective irradiation of a powder bed, in which method the component being manufactured is inductively heated at the same time, wherein the position of one or more induction coils for inductive heating is determined and adjusted based on the geometry of the component to be produced.

Multiple coil arrangement for a device for generative production of components and corresponding production method

The invention relates to a device for the manufacture or repair of a three-dimensional object, comprising at least one construction chamber for a successive solidification of at least one solidifiable material layer by the layer in predefined regions for the layer-by-layer buildup of the three-dimensional object or for the layer-by-layer repair of individual regions of the three-dimensional object within the construction chamber, and at least one inlet nozzle and at least one suction nozzle for a process gas, wherein the inlet nozzle and the suction nozzle are arranged in such a way that a gas flow that passes at least partially over a construction platform formed in a construction chamber is created.

Device and method for the manufacture or repair of a three-dimensional object

Growing community of inventors

Munich, Germany

Andreas Jakimov