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21
EP3650205A1
PLANT FOR ADDITIVELY MANUFACTURING AT LEAST ONE THREE-DIMENSIONAL OBJECT
Publication/Patent Number: EP3650205A1 Publication Date: 2020-05-13 Application Number: 18205551.7 Filing Date: 2018-11-10 Inventor: Kremer, Viktor   Krausser, Benjamin   Schmidbauer, Christoph   Hetzel, Ralf   Krause, Pascal   Assignee: Concept Laser GmbH   IPC: B29C64/30 Abstract: Plant (1) for additively manufacturing at least one three-dimensional object (2), comprising at least one process station (3a - 3c) being configured to perform an additive manufacturing process and/or at least one preprocessing process for an additive manufacturing process and/or at least one postprocessing process for an additive manufacturing process; at least one conveying device (19) configured to convey an item (20) between at least two positions (P1, P2) of the plant (1), the conveying device (19) comprising at least one conveying element (22), the at least one conveying element (22) being at least partially bound to ground (23), and at least one conveying carriage (24) being connectable or connected with the conveying element (22) so as to be moveable between at least two positions (P1, P2) of the plant (1), the at least one conveying carriage (24) comprising at least one supporting interface (25) for supporting at least one item (20).
22
EP3650203A1
PLANT FOR ADDITIVELY MANUFACTURING AT LEAST ONE THREE-DIMENSIONAL OBJECT
Publication/Patent Number: EP3650203A1 Publication Date: 2020-05-13 Application Number: 18205553.3 Filing Date: 2018-11-10 Inventor: Hofmann, Alexander   RÖblitz, Carsten   Assignee: Concept Laser GmbH   IPC: B29C64/25 Abstract: Plant (1) for additively manufacturing at least one three-dimensional object, comprising at least one process station (2) for an additive manufacturing process, wherein at least one functional component (4, 5), preferably a lifting device for a powder module (7), of the process station (2) is at least partially enclosed by a housing structure (3) of the process station (2), wherein the process station (2) is coupled or can be coupled with at least one powder module (7), wherein the housing structure (3) comprises at least one opening (6) for loading and/or unloading the at least one powder module (7) into or from the process station (2), wherein a platform (8) is provided that is arrangeable or arranged adjacent to the at least one opening (6), wherein the platform (8) comprises at least one positioning unit (10) with at least one positioning surface for positioning a module carrier (12) which is adapted to carry the at least one powder module (7)
23
EP3610970A1
METHOD FOR CALIBRATING AN APPARATUS FOR ADDITIVELY MANUFACTURING THREE-DIMENSIONAL OBJECTS
Publication/Patent Number: EP3610970A1 Publication Date: 2020-02-19 Application Number: 18188779.5 Filing Date: 2018-08-13 Inventor: Petratschek, André   Hiemann, Denise   Assignee: Concept Laser GmbH   IPC: B22F3/105 Abstract: Method for calibrating an apparatus (1) for additively manufacturing 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 (2 - 5), which apparatus (1) comprises at least two irradiation units (7 - 10), each adapted to generate an energy beam (2 - 5), wherein each irradiation unit (7 - 10) is adapted to guide the corresponding energy beam (2 - 5) across an individual guiding region (21, 23, 25, 27) in a build plane (11), wherein at least two guiding regions (21, 23, 25, 27) overlap in at least one overlap region (29 - 33), comprising the steps: - generating at least one calibration pattern (14 - 17) in the at least one overlap region (29 - 33) via each of the at least two energy beams (2 - 5), wherein the at least two calibration patterns (14 - 17) are generated in defined relative positions forming a superordinate pattern (18) in the at least one overlap region (29 - 33) - determining a calibration status of the at least two irradiation units (7 - 10) based on a calibration information relating to the spatial arrangement of the at least two calibration patterns (14 - 17) in the superordinate pattern (18), in particular the relative position - adjusting the at least one irradiation unit (7 - 10) dependent on the calibration status.
24
EP3605378A1
APPARATUS FOR ADDITIVELY MANUFACTURING THREE-DIMENSIONAL OBJECTS
Publication/Patent Number: EP3605378A1 Publication Date: 2020-02-05 Application Number: 18187347.2 Filing Date: 2018-08-03 Inventor: Schumann, Philipp   Assignee: Concept Laser GmbH   IPC: G06F21/62 Abstract: Apparatus (1) for additively manufacturing 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 source (4), wherein a control unit (6) is provided that is adapted to receive or generate encrypted object data relating to at least one three-dimensional object (2) to be built in a, in particular additive, manufacturing process performed on the apparatus (1), wherein the or a control unit (6) is adapted to decrypt the encrypted object data for performing the additive manufacturing process
25
US202023466A1
METHOD FOR ADDITIVELY MANUFACTURING AT LEAST ONE THREE-DIMENSIONAL OBJECT
Publication/Patent Number: US202023466A1 Publication Date: 2020-01-23 Application Number: 20/191,628 Filing Date: 2019-02-20 Inventor: Werner, Jürgen   Assignee: Concept Laser GmbH   IPC: B33Y50/02 Abstract: Method for additively manufacturing at least one three-dimensional object (2) by means of successive layerwise selective irradiation and consolidation of build material layers (3), whereby each build material layer (3) comprises at least one irradiation area (IA) which is to be irradiated and consolidated by means of at least one energy beam (5), whereby the at least one irradiation area (IA) is irradiated on basis of a main irradiation pattern (MP) for consolidating the irradiation area (IA), the main irradiation pattern (MP) comprising a plurality of irradiation pattern elements (IPE) being separately irradiatable or irradiated with the at least one energy beam (5), whereby the amount of energy input into the respective irradiation pattern element (IPE) in the main irradiation step is different from the amount of energy input into the irradiation pattern element (IPE) in the at least one additional irradiation step.
26
US2020269494A1
METHOD OF CONTROLLING AND/OR OPERATING AN APPARATUS FOR ADDITIVELY MANUFACTURING THREE-DIMENSIONAL OBJECTS
Publication/Patent Number: US2020269494A1 Publication Date: 2020-08-27 Application Number: 16/871,500 Filing Date: 2020-05-11 Inventor: Schumann, Philipp   Hertel, Kai   Voigt, Timo   Assignee: Concept Laser GmbH   IPC: B29C64/135 Abstract: Methods of controlling and/or operating an apparatus for additively manufacturing three-dimensional objects include simulating control and/or operation of at least one functionality of the apparatus using a provisional software product to check at least one pre-defined certification criterion upon which the at least one functionality of the apparatus are preconditioned, generating a machine-readable software product upon the provisional software product having satisfied the at least one pre-defined certification criterion, and controlling and/or operating the at least one functionality of the apparatus using the machine-readable software product. The software product may be generated by modifying the provisional software product based on a certification key provided to the provisional software product. The provisional software product may be unreadable by the apparatus and may require such modifying when generating the machine-readable software product as a precondition to such controlling and/or operating of functionality of the apparatus.
27
US10821513B2
Device for producing three-dimensional objects and a corresponding method
Publication/Patent Number: US10821513B2 Publication Date: 2020-11-03 Application Number: 15/570,987 Filing Date: 2016-05-30 Inventor: Herzog, Frank   Assignee: Concept Laser GmbH   IPC: B22F3/105 Abstract: A device (1) for producing three-dimensional objects (2) by successive solidifying of layers of a structural material (3) that can be solidified by means of radiation at the locations corresponding to the respective cross-section of the object (2), comprising a housing (4) surrounding a process chamber (5), a structure holder (6) arranged therein, an applicator device (7) for applying layers of the structural material (3) onto a supporting device (8) in the structure holder (6) or a previously formed layer, comprising a coating element (9) guided in a coating application direction over a structure surface of the structure holder (6), a metering unit for feeding the structure material (3) to the application device (7), an irradiation device (12) for irradiating layers of structural material (3) at the locations corresponding to the respective cross-section of the object (2) with a focused energy beam.
28
US10836103B2
Apparatus for controlling the exposure of a selective laser sintering or laser melting apparatus
Publication/Patent Number: US10836103B2 Publication Date: 2020-11-17 Application Number: 16/007,813 Filing Date: 2018-06-13 Inventor: Herzog, Frank   Bechmann, Florian   Lippert, Markus   Windfelder, Johanna   Assignee: Concept Laser GmbH   IPC: B29C64/153 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. The apparatus comprises an irradiation device for irradiating layers of the construction material that has a plurality of scanners that can separately be actuated, simultaneously irradiating the construction material, the separate detection of irradiation times of each scanner and/or the irradiation areas detected by each scanner, and storing the detected irradiation times and/or irradiation areas; comparing the irradiation times and/or irradiation areas of the scanners with each other; re-determining the surface sections of a powder layer to be irradiated by each scanner so the irradiation times for each scanner are approximated to each other and/or the irradiation areas of each scanner are aligned.
29
US2020061926A1
APPARATUS FOR ADDITIVELY MANUFACTURING AT LEAST ONE THREE-DIMENSIONAL OBJECT
Publication/Patent Number: US2020061926A1 Publication Date: 2020-02-27 Application Number: 16/291,088 Filing Date: 2019-03-04 Inventor: Zeulner, Fabian   Assignee: CONCEPT LASER GMBH   IPC: B29C64/393 Abstract: Apparatus (1) for additively manufacturing at least one three-dimensional object (2) by means of successive layerwise selective consolidation of layers of build material (3), the apparatus (1) comprising a number of functional devices (7-10) operable at a defined operating voltage level, whereby the apparatus (1) comprises at least one voltage control device (13) configured to change the voltage level of a supply voltage (14) supplyable or supplied to the apparatus (1) from an electrical energy supply grid (15) from a supply grid voltage level different from the defined operating voltage level of the number of functional devices (7-10) of the apparatus (1) to the or a voltage level equal to the defined operating voltage level of the number of functional devices (7-10) of the apparatus (1).
30
US2020114580A1
APPARATUS FOR ADDITIVELY MANUFACTURING THREE-DIMENSIONAL OBJECTS
Publication/Patent Number: US2020114580A1 Publication Date: 2020-04-16 Application Number: 16/294,063 Filing Date: 2019-03-06 Inventor: Hunze, Stephan   Junge, Jens   Assignee: CONCEPT LASER GMBH   IPC: B29C64/268 Abstract: Apparatus (1) for additively manufacturing three-dimensional objects (2) by means of successive layerwise selective consolidation of layers of a build material (3) which can be consolidated by means of an energy source (4), which apparatus (1) comprises an optical unit (10) with at least one optical surface (9) arranged in a process chamber (6) of the apparatus (1), wherein the apparatus (1) comprises at least one determination device (12) with at least one light source (13) and at least one determination unit (14) adapted to determine at least one radiation parameter of radiation (15) emitted from the light source (13) and reflected at the optical surface (9) of the optical unit (10), wherein the determination device (12) is adapted to determine at least one condition information of the optical unit (10) based on the determined radiation parameter.
31
US2020139632A1
APPARATUS FOR ADDITIVELY MANUFACTURING THREE-DIMENSIONAL OBJECTS
Publication/Patent Number: US2020139632A1 Publication Date: 2020-05-07 Application Number: 16/292,332 Filing Date: 2019-03-05 Inventor: Schulz, Thomas   Hunze, Stephan   Junge, Jens   Assignee: CONCEPT LASER GMBH   IPC: B29C64/393 Abstract: Apparatus for additively manufacturing 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, which apparatus comprises an irradiation device adapted to guide an energy beam across a build plane, wherein a calibration device is provided comprising a positioning unit, a determination unit and a calibration unit, preferably arranged in a process chamber of the apparatus, that is adapted to at least partially reflect the energy beam, wherein the irradiation device is adapted to guide the energy beam to the calibration unit for generating a reflected part of the energy beam, wherein the positioning unit is adapted to position the irradiation device dependent on at least one parameter of the reflected part of the energy beam determined via the determination unit.
32
US2020130275A1
APPARATUS FOR ADDITIVELY MANUFACTURING A THREE-DIMENSIONAL OBJECT
Publication/Patent Number: US2020130275A1 Publication Date: 2020-04-30 Application Number: 16/294,836 Filing Date: 2019-03-06 Inventor: Braunroth, Domenik   Assignee: CONCEPT LASER GMBH   IPC: B29C64/329 Abstract: Apparatus (1) for additively manufacturing a three-dimensional object (2) by means of successive layerwise selective irradiation and consolidation of layers of build material (4) which can be consolidated by means of at least one energy beam (5), the apparatus (1) comprising a build material application device (7) configured to apply an amount of build material (4) in a build plane (BP) of the apparatus (1) so as to form a build material layer (3) which is to be selectively irradiated and consolidated by means of the at least one energy beam (5), wherein the build material application device (7) comprises: a build material conveying unit (9) comprising at least one, particularly band- or belt-like, conveying element (11), the conveying element (11) being operable to convey build material (4) along a build material conveying path (CP) above the build plane (BP) of the apparatus (1); and a recoating unit (10) comprising at least one recoating element (20) being operable to apply an amount of build material (4) in the build plane (BP) of the apparatus (1) so as to form build material layer (3) which is to be is to be selectively irradiated and consolidated by means of the at least one energy beam (5).
33
US2020047415A1
Apparatus for Additively Manufacturing Three-Dimensional Objects
Publication/Patent Number: US2020047415A1 Publication Date: 2020-02-13 Application Number: 16/536,477 Filing Date: 2019-08-09 Inventor: Döhler, Tim   Assignee: Concept Laser GmbH   IPC: B29C64/386 Abstract: Apparatus for additively manufacturing 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 source, comprising a build material application unit that is adapted to receive, in particular powdery, build material and adapted to apply at least one build material layer in a build plane, wherein a determination device with at least one determination unit connected in advance to the build material application unit with respect to the build material flow direction, wherein the determination unit is adapted to determine at least one build material parameter of at least one part of the build material provided to the build material application unit.
34
US10780639B2
Irradiation device for an apparatus for additively manufacturing three-dimensional objects
Publication/Patent Number: US10780639B2 Publication Date: 2020-09-22 Application Number: 16/132,282 Filing Date: 2018-09-14 Inventor: Schödel, Frank   Pontiller-schymura, Peter   Eichenberg, Boris   Assignee: Concept Laser GmbH   IPC: B29C64/268 Abstract: Irradiation device (6) for an 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 irradiation device (6) being adapted for a successive layerwise selective irradiation and consolidation of layers of a build material (3) by means of at least one energy beam (4), the irradiation device (6) comprising: —a plurality of beam generating units (7a-7c) each being adapted to generate at least one energy beam (4a-4c) of given beam properties, each beam generating unit (7a-7c) being couplable or coupled a with at least one beam guiding element (8a-8c), —a plurality of beam guiding elements (8a-8c), in particular beam guiding fibers, each beam guiding element being (8a-8c) couplable or coupled with at least one beam generating unit.
35
US10780496B2
Device for producing three-dimensional objects
Publication/Patent Number: US10780496B2 Publication Date: 2020-09-22 Application Number: 14/653,253 Filing Date: 2013-11-20 Inventor: Herzog, Frank   Assignee: Concept Laser GmbH   IPC: B29C67/00 Abstract: The invention relates to a device (1) for producing three-dimensional objects (12) by successive solidification of layers of a construction material (9, 10) that can be solidified by radiation at the locations corresponding to the respective cross-section of the object (12), said device having a housing, a construction chamber (4) accommodated therein, a dosing chamber (2, 3), an application device (11) for applying layers of the construction material (9, 10) and a conveying element (13, 14, 17, 18, 21, 22, 37, 38) for transporting the construction material (9, 10), wherein at least two conveying elements (13, 17, 21; 14, 18, 22) are provided for transporting different construction materials (9, 10), said conveying elements comprising separate feed lines (37, 38) to at least one dosing chamber (2, 3).
36
US2020290285A1
APPARATUS FOR ADDITIVELY MANUFACTURING THREE-DIMENSIONAL OBJECTS
Publication/Patent Number: US2020290285A1 Publication Date: 2020-09-17 Application Number: 16/813,803 Filing Date: 2020-03-10 Inventor: Werner, Juergen   Bokkes, Tobias   Assignee: Concept Laser GmbH   IPC: B29C64/393 Abstract: An apparatus for additively manufacturing three-dimensional objects may include a calibration unit, an irradiation device, and a determination unit. The irradiation device may be configured to generate an energy beam and guide the energy beam onto the calibration unit, with a portion of the energy beam guided onto the calibration unit being emitted by the calibration unit as radiation. The determination device may be configured to determine at least one parameter of the radiation emitted from the calibration unit. The calibration unit may include a calibration base body and a plurality of calibration portions arranged on the calibration base body, in which the plurality of calibration portions differ from the calibration base body in respect of at least one material parameter.
37
EP3715019A1
APPARATUS FOR ADDITIVELY MANUFACTURING THREE-DIMENSIONAL OBJECTS
Publication/Patent Number: EP3715019A1 Publication Date: 2020-09-30 Application Number: 19165597.6 Filing Date: 2019-03-27 Inventor: Hunze, Stephan   Junge, Jens   Scherr, Maria Theresia   Assignee: Concept Laser GmbH   IPC: B22F3/105 Abstract: Apparatus (1) for additively manufacturing 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 (2, 2'), which apparatus (1) comprises a determination device (6) adapted to determine at least one parameter of the energy beam (2, 2'), wherein the determination device (6) comprises at least one determination base body (11) arrangeable or arranged in a beam guiding plane (7), in particular a build plane, wherein at least one surface parameter of a surface (15) of the determination base body (11) is defined dependent on a surface parameter of a specific build material arrangeable or arranged in a build plane in an additive manufacturing process performed on the apparatus (1).
38
US10603847B2
Device for the additive manufacturing of three-dimensional objects from powdery construction material
Publication/Patent Number: US10603847B2 Publication Date: 2020-03-31 Application Number: 15/312,175 Filing Date: 2015-04-23 Inventor: Herzog, Frank   Assignee: Concept Laser GmbH   IPC: B29C67/00 Abstract: A device for the additive manufacturing of three-dimensional objects from powdery construction material by introducing radiation energy, in particular a laser sintering and/or laser melting device, comprising at least one housing having a process chamber, in which process chamber a construction space or an exchangeable container having a vertically movable construction platform is arranged, to which construction platform the powdery construction material provided for solidification by radiation energy can be applied, characterized by a memory chip, which can be removed from the process chamber of the device with the exchangeable container and/or the constructed object and which can be read out by an electronic reading device and on which production data, which belong to the additive manufacturing process, and/or subsequent processing steps and/or processing stations for automatically controlling processing apparatuses and/or transport paths and/or storage positions and/or data from controlling active elements of the exchangeable container itself are stored.
39
US10821386B2
Apparatus for additive manufacturing of three-dimensional objects
Publication/Patent Number: US10821386B2 Publication Date: 2020-11-03 Application Number: 15/812,466 Filing Date: 2017-11-14 Inventor: Hofmann, Alexander   Stammberger, Jens   Hetzel, Ralf   Assignee: CONCEPT LASER GMBH   IPC: B01D46/00 Abstract: An apparatus for additive manufacturing of three-dimensional objects by successive, selective layer-by-layer exposure and thus successive, selective layer-by-layer solidification of construction material layers of construction material that can be solidified by means of an energy beam, comprising a filter device provided for filtering process gas arising in the course of performing additive construction processes in a process chamber of the apparatus, wherein the filter device comprises several filter modules with a filter module housing each, wherein every filter module housing comprises a filter body receiving room configured with a defined geometry provided for receiving a defined number of filter bodies configured with a defined geometry, wherein every filter module comprises connection interfaces on the filter module via which it is or can be connected, if required, to defined connection areas of a pipe structure of the apparatus that is or can be flown through by the process gas.
40
US10821387B2
Apparatus for additive manufacturing of three-dimensional objects
Publication/Patent Number: US10821387B2 Publication Date: 2020-11-03 Application Number: 15/812,417 Filing Date: 2017-11-14 Inventor: Stammberger, Jens   Diller, Christian   Hetzel, Ralf   Assignee: CONCEPT LASER GMBH   IPC: B01D46/00 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 construction material (3) that can be solidified by means of an energy beam, comprising a pipe structure (12), and a filter device (7) that is connected to the pipe structure (12), provided for filtering the process gas (9), wherein the filter device (7) comprises several filter modules (14) that can be or are arranged exchangeably connected to the pipe structure (12).
Total 17 pages