公开(公告)号：US11141789B2

公开(公告)日：2021-10-12

申请号：US16144565

申请日：2018-09-27

Applicant: CONCEPT LASER GMBH

Inventor： Jens Stammberger ,  Alexander Hofmann ,  Olaf Jäger ,  Lukas Stache

IPC: B29C64/245 ,  B22F7/08 ,  B33Y10/00 ,  B33Y30/00 ,  B29C64/153 ,  B29C64/236 ,  B22F12/00 ,  B29C64/20 ,  B29C64/25 ,  B22F10/10 ,  B33Y70/00

Abstract: Powder module (1) for an apparatus for additively manufacturing three-dimensional objects, the powder module (1) comprising a powder chamber (6) having a power chamber volume (7) and a carrying device (9), the carrying device (9) comprising: a carrying unit (8) being moveably supported along a motion axis between a first position, particularly a lower end position, and a second position, particularly an upper end position, relative to the powder chamber (6), a drive unit (10) for generating a drive force for moving the carrying unit (8) between the first position and the second position or vice versa, a coupling unit (11) for coupling the carrying unit (8) with the drive unit (10), and a second extension state, particularly corresponding to the second position of the carrying unit (8), a guiding unit (12) surrounding the coupling unit (11).

公开(公告)号：US11731360B2

公开(公告)日：2023-08-22

申请号：US17378828

申请日：2021-07-19

Applicant: Concept Laser GmbH

Inventor： Alexander Hofmann ,  Christian Diller ,  Ulrich Albanus ,  Payam Daneschwar

IPC: B29C64/268 ,  B29C64/30 ,  B33Y30/00 ,  B33Y40/00 ,  B29C64/153 ,  B29C64/371 ,  B29C64/259 ,  B29C64/159 ,  B29C64/188 ,  B29C64/209 ,  B29C64/227 ,  B33Y10/00 ,  B22F10/28 ,  B22F10/77 ,  B22F12/00 ,  B22F12/70 ,  B01D46/48 ,  B01D46/86 ,  B22F10/32 ,  B22F10/36

CPC classification number: B29C64/268 ,  B22F10/28 ,  B22F10/77 ,  B22F12/38 ,  B22F12/70 ,  B29C64/153 ,  B29C64/159 ,  B29C64/188 ,  B29C64/209 ,  B29C64/227 ,  B29C64/259 ,  B29C64/30 ,  B29C64/371 ,  B33Y10/00 ,  B33Y30/00 ,  B33Y40/00 ,  B01D46/48 ,  B01D46/86 ,  B22F10/32 ,  B22F10/36

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), wherein a particle reception chamber (13, 26, 28) is separably connected or connectable to a particle outlet (11) of the filter chamber (6) and configured to receive the particles (4) separated from the process gas (3).

公开(公告)号：US11446874B2

公开(公告)日：2022-09-20

申请号：US16135332

申请日：2018-09-19

Applicant: CONCEPT LASER GMBH

Inventor： Fabian Zeulner ,  Ralf Hetzel ,  Jens Stammberger ,  Alexander Hofmann ,  Pascal Krause ,  Dagmar Wohlfarth

IPC: B29C64/371 ,  B33Y30/00 ,  B33Y10/00 ,  B29C64/135 ,  B29C64/153 ,  B29C64/227 ,  B33Y40/00 ,  B22F12/00 ,  B22F10/10

Abstract: Apparatus (17, 24) 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 source, with a filter unit (4) adapted to filter residues from at least one stream of process gas (18), characterized by at least one positioning device (1, 25, 28) adapted to at least partly automatically transfer the filter unit (4) or at least a part of the filter unit between a disconnected state in which the filter unit (4) is disconnected from the stream of process gas (18) to a connected state in which the filter unit (4) is connected to the stream of process gas (18).

公开(公告)号：US20210039165A1

公开(公告)日：2021-02-11

申请号：US17069119

申请日：2020-10-13

Applicant: Concept Laser GmbH

Inventor： Jens Stammberger ,  Alexander Hofmann ,  Daniel Winiarski

IPC: B22F3/105 ,  B29C64/153 ,  B29C64/227 ,  B29C64/255 ,  B33Y30/00 ,  B29C64/205

Abstract: An additive manufacturing apparatus may include a process chamber, a coating device, a shielding device, and a guiding device. The process chamber may include first and second working plane areas. The first working plane area may include a construction plane, and the second working plane area may house at least a part of the guiding device. The coating device may include a coating element assembly group that is, movably supported relative to the construction plane by the guiding device, and at least one coating element configured to form construction material layers in the construction plane. The shielding device may shield the second working plane area from intrusion of construction material or impurities from the first working plane area. The shielding device may include a shielding band, and the shielding band may be coupled for movement with the coating element assembly group. The shielding band may be guided movably along a plurality of supporting points that define an interior region of the second working plane area, and the guiding device may be arranged or formed above the first working plane area.

公开(公告)号：US20190118301A1

公开(公告)日：2019-04-25

申请号：US16134829

申请日：2018-09-18

Applicant: CONCEPT LASER GMBH

Inventor： Daniel Winiarski ,  Jens Stammberger ,  Frank Pfister ,  Alexander Hofmann

IPC: B23K26/342 ,  B33Y10/00 ,  B33Y30/00 ,  B33Y50/02 ,  B29C64/153 ,  B29C64/205 ,  B29C64/393 ,  B28B1/00 ,  B28B17/00 ,  B23K26/14

Abstract: Build material application device (6) for an apparatus (1) for additively manufacturing three-dimensional components 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), the build material application device (6) being configured to apply a layer of build material (3) in a build plane (7) of a respective apparatus (1), the build material application (6) device comprising at least one build material application member (10, 11), wherein the at least one build material application member (10, 11) is at least partially additively manufactured 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).

公开(公告)号：US11833754B2

公开(公告)日：2023-12-05

申请号：US17091857

申请日：2020-11-06

Applicant: Concept Laser GmbH

Inventor： Florian Bechmann ,  Ralf Hetzel ,  Jens Stammberger ,  Fabian Zeulner ,  Alexander Hofmann

IPC: B29C64/259 ,  B29C64/255 ,  B29C64/314 ,  B29C64/25 ,  B29C64/153 ,  B33Y30/00 ,  B29C64/393 ,  B33Y10/00 ,  B29C64/20 ,  B29C64/00 ,  B22F10/00 ,  B22F12/00 ,  B22F12/50 ,  B29C64/35 ,  B29C64/343 ,  B29C64/268 ,  B33Y50/02 ,  B29C64/371 ,  B22F3/00 ,  B22F10/28 ,  B22F12/57 ,  B22F12/86 ,  B22F12/88 ,  B22F12/90 ,  B22F10/32

CPC classification number: B29C64/259 ,  B22F10/00 ,  B22F12/38 ,  B22F12/50 ,  B29C64/00 ,  B29C64/153 ,  B29C64/20 ,  B29C64/25 ,  B29C64/255 ,  B29C64/314 ,  B29C64/393 ,  B33Y10/00 ,  B33Y30/00 ,  B22F3/004 ,  B22F10/28 ,  B22F10/32 ,  B22F12/57 ,  B22F12/86 ,  B22F12/88 ,  B22F12/90 ,  B22F2999/00 ,  B29C64/268 ,  B29C64/343 ,  B29C64/35 ,  B29C64/371 ,  B33Y50/02 ,  Y02P10/25 ,  B22F2999/00 ,  B22F12/50 ,  B22F3/004

Abstract: A system (1) for additive manufacturing of three-dimensional objects, comprising one or more working stations (21), which are provided for performing at least one working process in the additive manufacturing of three-dimensional objects, at least one freely positionable mobile storage unit (2) comprising a rack-like storage device (4) comprising at least one storage room (5) provided for storing at least one powder module (6), especially for the purpose of conveying the powder module (6) between different working stations (21) of the system (1), and at least one driverless, freely movable mobile conveying unit (3) comprising a receiving device (12) provided for receiving at least one mobile storage unit (2) for the purpose of conveying the storage unit (2) between different working stations (21) of the system (1).

公开(公告)号：US11623281B2

公开(公告)日：2023-04-11

申请号：US16273099

申请日：2019-02-11

Applicant: CONCEPT LASER GMBH

Inventor： Viktor Dering ,  Alexander Hofmann ,  Daniel Winiarski

IPC: B29C64/214 ,  B22F12/00 ,  B33Y40/00 ,  B33Y30/00 ,  B22F10/10

Abstract: Build material application device for additively manufacturing a three-dimensional object, the build material application device comprising: at least one blade-like build material application member; at least one support unit for supporting the blade-like build material application member, wherein the support unit comprises at least two support unit members defining a receiving section for receiving a blade-like build material application member, a first support unit member is moveably supported relative to a second support unit member between a first operating position, in which a holding force is exertable or exerted on a blade-like build material application member received in the receiving section, and a second operating position, in which no holding force is exertable or exerted on a blade-like build material application member received in the receiving section.

公开(公告)号：US20210339474A1

公开(公告)日：2021-11-04

申请号：US17378828

申请日：2021-07-19

Applicant: Concept Laser GmbH

Inventor： Alexander Hofmann ,  Christian Diller ,  Ulrich Albanus ,  Payam Daneschwar

IPC: B29C64/268 ,  B29C64/30 ,  B33Y30/00 ,  B33Y40/00 ,  B29C64/153 ,  B33Y10/00 ,  B29C64/371 ,  B29C64/259 ,  B29C64/159 ,  B29C64/188 ,  B29C64/209 ,  B29C64/227

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), wherein a particle reception chamber (13, 26, 28) is separably connected or connectable to a particle outlet (11) of the filter chamber (6) and configured to receive the particles (4) separated from the process gas (3).

公开(公告)号：US11065812B2

公开(公告)日：2021-07-20

申请号：US16125027

申请日：2018-09-07

Applicant: CONCEPT LASER GMBH

Inventor： Jens Stammberger ,  Christian Diller ,  Tobias Gagel ,  Alexander Hofmann

IPC: B29C64/259 ,  B33Y30/00 ,  B23K26/342 ,  B28B1/00 ,  B29C64/321 ,  B33Y40/00 ,  B29C64/307 ,  B29C64/255 ,  B29C64/153

Abstract: Powder module device (1) for an apparatus for additively manufacturing three-dimensional objects by successive layerwise selective irradiation and consolidation of layers of a powdered build material (2). The device includes a powder module (3), comprising a powder module base body (6) to receive a powdered build material (2), comprising wall elements; delimiting a build material receiving volume (9) for receiving a powdered build material (2) and an opening (10) for introducing powdered build material (2) into the build material receiving volume (9); a lid (4), comprising a lid base body (11) connected to the powder module base body (6) so as to close the opening (10) of the powder module base body (6) in a closed state of the powder module device (1); and a sealing device (5) configured to seal between the powder module (3) and the lid (4) in the closed state of the powder module device (1).

公开(公告)号：US11014300B2

公开(公告)日：2021-05-25

申请号：US16046921

申请日：2018-07-26

Applicant: CONCEPT LASER GMBH

Inventor： Alexander Hofmann ,  Daniel Winiarski ,  Jens Stammberger

IPC: B29C64/255 ,  B29C64/153 ,  B33Y30/00 ,  B29C64/20 ,  B22F10/00 ,  B29C64/364 ,  B22F10/10

Abstract: Apparatus (1, 23, 27, 30) 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, whereby the apparatus (1, 23, 27, 30) comprises at least one process chamber (4) with at least one chamber separation device (5, 24, 28, 31) separating a process region (6) into a first sub-region (7) and a second sub-region (8) of the process chamber (4), wherein the chamber separation device (5, 24, 28, 31) comprises at least one separation element (9, 29, 31) that is moveable and/or deformable, wherein the separation element (9, 29, 31) is configured to create a passageway (18) between the first and the second sub-region (7, 8) for at least one tool carrier (19).