Abstract: An apparatus (1) for additive manufacturing of three-dimensional objects (2) by successive, selective layer-by-layer exposure and thus successive, selective layer-by-layer solidification of construction material layers of a construction material (3) that can be solidified by means of laser radiation in a process chamber (10) of the apparatus, comprising an exposure device (5) provided for generating laser radiation for selective exposure and thus selective solidification of respective construction material layers, and a detection device (11) provided for detecting the entering of laser radiation into a process chamber limiting element at least partially limiting the process chamber (10) and/or for detecting the penetration of laser radiation through a process chamber limiting element at least partially limiting the process chamber (10).

Abstract: A powder module (1) for an apparatus for additive manufacturing of three-dimensional objects, comprising a powder chamber (2) limiting a powder room (3) that can be filled with powdered construction material, a carrying device (4) arranged in the powder room (3), limiting the powder room (3) at the bottom, movably supported relative to the powder chamber (2), and a position detection device (6), which is provided for the detection of the position of the carrying device (4), wherein the position detection device (6) is formed as or at least comprises a cable pull sensor.

Abstract: A method for producing a three-dimensional component by means of a laser melting process, in which the component is produced by consecutively solidifying individual layers made of building material by melting the building material, wherein said building material can be solidified by the action of radiation, wherein the melting area produced by a punctiform and/or linear energy input is detected by a sensor device and sensor values are derived therefrom in order to evaluate the component quality. The sensor values detected in order to evaluate the component quality are stored together with the coordinate values that locate the sensor values in the component and are displayed by means of a visualization unit in two- and/or multi-dimensional representation with respect to the detection location of the sensor values in the component.

Abstract: Apparatus (1) for additively manufacturing of three-dimensional objects (2) by means of successive layerwise selective irradiation and consolidation of layers of a build material (3) which can be consolidated by means of an energy beam (4), with an irradiation device (5) configured to generate the energy beam (4), wherein the energy beam (4) propagates along an optical beam path (6) of the energy beam (4) onto a build plane (7), wherein the energy beam (4) irradiates build material (3) in at least one consolidation zone (8), wherein a detection device (11) is provided that is configured to detect radiation (12b) emitted from at least one adjacent zone (9, 10) adjacent to the consolidation zone (8) or radiation (12a) emitted from the consolidation zone (8) and radiation (12b) emitted from the adjacent zone (9, 10).

Abstract: The invention concerns a sieve device 10 for use in a device 1 for generative manufacture of components 2 by means of successive solidification of individual layers 3 of powdered solidifiable construction material 4 by exposure to radiation, in particular laser radiation 5, through sector by sector melting or fusing and binding of the construction material 4, comprising a coating device 6 for application of the layers 3 on a carrier 7, a dosing device 8 for preparing the powdered construction material 4 for the coating device 6, an overflow container 9 for receipt of construction material 4 not needed in the coating process that can be fed to the sieve device 10 for sieving the powder material into the overflow container 9 during the construction process, wherein a sieve 12 of the sieve device 10 is configured at least in sections to be inclined in a way that the construction material 4 after appearance on the sieve to be sieved is first brought across the surface of the sieve with an initial velocity and the

Abstract: Apparatus (1) for additively manufacturing of three-dimensional objects (2) by means of successive layerwise selective irradiation and consolidation of layers of a build material (3) which can be consolidated by means of an energy beam, wherein a direct measuring unit (4) is provided for determining a position and/or a travel distance of at least one moveable component (5) of the apparatus (1).

Abstract: Apparatus (1) for additively producing three-dimensional objects (2) by successive layer-by-layer selective exposure and, accompanying this, successive layer-by-layer selective solidification of construction material layers made of a construction material (3) that can be solidified by means of an energy beam (4), including an exposure device (6) which is configured to produce an energy beam (4) for successive layer-by-layer selective exposure and, accompanying this, successive layer-by-layer selective solidification of construction material layers made of a construction material (3) that can be solidified by means of the energy beam (4), a measuring device (13) that is assignable or assigned to the exposure device (6) and configured to measure the power of the energy beam (4) that is produced by the exposure device (6), wherein the measuring device (13) comprises a measuring element (15) that comprises an energy beam input face (16), and at least an energy beam widening device (17).

Abstract: Powder module (1, 15, 24) for an apparatus for additively manufacturing of three-dimensional objects, comprising a powder chamber (2) defining a powder room (3), which is fillable with building material (4) in powder form and a cover (5) defining the powder room (3) at its top, whereby the powder module (1, 15, 24) comprises at least one equalization unit (7), configured for spreading the building material (4) inside the powder room (3).

Abstract: Method for operating at least one apparatus (1) for additively manufacturing three-dimensional objects (2) by means of successive layerwise selective irradiation and consolidation of layers of a powdered build material (3) which can be consolidated by means of an energy beam (4), whereby waste thermal energy (WTE) is generated during operation of the at least one apparatus (1), characterized in that the waste thermal energy (WTE) is at least partly used for generating electrical or mechanical energy (EE, ME) by means of at least one energy converting device (15) and/or the waste thermal energy (WTE) is at least partly used for operating at least one thermal energy consuming device.

Abstract: Apparatus (1) for additively manufacturing of three-dimensional objects by means of successive layerwise selective irradiation and consolidation of layers of a build material (13) which can be consolidated by means of an energy beam, comprising at least one module (2) moveable between at least two positions along a travel path, wherein a stream generating unit (6) is configured to create a stream of process gas (7) onto the module (2) at least partly along the travel path (5) of the module (2) between the first and the second position (3, 4).

Abstract: Apparatus (1) for additively manufacturing of three-dimensional objects by means of successive layerwise selective irradiation and consolidation of layers of a build material which can be consolidated by means of an energy beam, with a stream generating unit (2) configured to generate a stream of a process gas (3) being capable of being charged with particles (4), in particular non-consolidated particulate build material and/or smoke and/or smoke residues, generated during operation of the apparatus (1) and a filter unit (5) configured to separate particles (4) from the stream of process gas (3), wherein the filter unit (5) comprises a filter chamber (6) with at least one filter element (7) at least partly arranged in the streaming path of the generated stream of process gas (3), wherein particles (4) in the stream of process gas (3) are separated from the process gas (3) by the filter element (7).

Abstract: Plant (1) for additively manufacturing of three-dimensional objects (2), comprising at least two apparatuses (3, 4) for additively manufacturing of three-dimensional objects (2) by means of successive layerwise selective irradiation and consolidation of layers of a build material (5) which can be consolidated by means of an energy beam (6-9), wherein a separate beam generating unit (10) configured to generate at least one energy beam (6-9) that is guidable to at least one of the apparatuses (3, 4).

Abstract: Apparatus (1) for additively manufacturing three-dimensional objects (2) by successive layerwise selective irradiation and consolidation of layers of a build material (3) which can be consolidated by means of an energy beam (4), the apparatus (1) comprising: —a process chamber (8) comprising a build plane (7) in which layers of build material (3) are successively layerwise selectively irradiated and consolidated by means of an energy beam (4) during operation of the apparatus (1); —a gas stream generating device (9) configured to generate a gas stream at least partly streaming through the process chamber (8) during operation of the apparatus (1), the gas stream being capable of being charged with non-consolidated build material particles (25); and —an optical determining device (12) configured to optically determine at least one parameter suitable for characterizing the streaming properties of the gas stream streaming through the process chamber (8).

Abstract: Apparatus (1) for additively manufacturing of three-dimensional objects by means of successive layerwise selective irradiation and consolidation of layers of a build material which can be consolidated by means of an energy beam, comprising at least one process chamber (2), wherein the process chamber (2) comprises at least two chamber segments (3, 4), wherein at least one chamber segment (3, 4) is mounted on the at least one other chamber segment (3, 4) and is separately detachable.

Abstract: A method for controlling the exposure of a selective laser sintering or laser melting apparatus. The method includes providing a selective laser sintering apparatus or laser melting apparatus that uses successive solidification of layers of a powder-type construction material that can be solidified using radiation.

Abstract: A method for controlling the exposure of a selective laser sintering or laser melting apparatus. The method includes providing a selective laser sintering apparatus or laser melting apparatus that uses successive solidification of layers of a powder-type construction material that can be solidified using radiation.

Abstract: A device (1) for storage modular functional units (2) to be used in the context of the generative production of three-dimensional objects, comprising—a storage device (7) including several storage partitions (9) which are configured for storage of at least one functional unit (2) and—a handling device (8) assignable or assigned to the storage device (7) for the handling of at least one modular functional unit (2), which is configured for application of at least one modular functional unit (2) in a given storage partition (9) and/or for removal of at least one modular functional unit (2) in a given storage partition (9) from this or any other storage partition (9).

Abstract: An apparatus (1) for additive manufacturing of three-dimensional objects (3) by successive, selective layer-by-layer exposure and thus successive, selective layer-by-layer solidification of construction material layers of construction material (4) that can be solidified by means of an energy beam. The apparatus can include a process chamber (14) comprising a working plane (A) with a first working plane area (A1) and another working plane area (A2), a coating device (6) provided for forming construction material layers to be exposed selectively and to be solidified selectively in the construction plane (E) and comprising a coating element assembly group (8) which is movably supported, at least one coating element, a shielding device (18) provided for shielding the second working plane area (A2), wherein the shielding device (18) can include at least one shielding band (20) guided movably along supporting points (19).

Abstract: The invention concerns a procedure for the manufacture of at least one supporting structure (2) comprising support element (11) for at least sectional support of a generatively formed three-dimensional object (3) on the support structure (2) through generatively configured successive layered selective solidification of built material layers from a solidifiable built material (4), by means of an energy beam (6), with at least one attack structure (12) being configured, on which electrochemical material removal can be initiated or is initiated on at least one support element (11).

Abstract: An apparatus (1) for additive manufacturing of three-dimensional objects (2) by successive, selective layer-by-layer exposure and thus solidification of construction material layers of a construction material (3) that can be solidified by an energy beam (5) generated by an energy beam generation device (4).