B22F10/50

Part manipulation using printed manipulation points

A manipulator device such as a robot arm that is capable of increasing manufacturing throughput for additively manufactured parts, and allows for the manipulation of parts that would be difficult or impossible for a human to move is described. The manipulator can grasp various permanent or temporary additively manufactured manipulation points on a part to enable repositioning or maneuvering of the part.

Method and apparatus for additive manufacturing with powder material

A system for building a three dimensional green compact comprising a printing station configured to print a mask pattern on a building surface, wherein the mask pattern is formed of solidifiable material; a powder delivery station configured to apply a layer of powder material on the mask pattern; a die compaction station for compacting the layer formed by the powder material and the mask pattern; and a stage configured to repeatedly advance a building tray to each of the printing station, the powder delivery station and the die compaction station to build a plurality of layers that together form the three dimensional green compact.

Method and apparatus for additive manufacturing with powder material

A system for building a three dimensional green compact comprising a printing station configured to print a mask pattern on a building surface, wherein the mask pattern is formed of solidifiable material; a powder delivery station configured to apply a layer of powder material on the mask pattern; a die compaction station for compacting the layer formed by the powder material and the mask pattern; and a stage configured to repeatedly advance a building tray to each of the printing station, the powder delivery station and the die compaction station to build a plurality of layers that together form the three dimensional green compact.

Systems and methods for 3D printing with vacuum assisted laser printing machine
11691332 · 2023-07-04 · ·

Systems and methods in which a material or materials (e.g., a viscous material) are printed or otherwise transferred onto an intermediate substrate at a printing unit(s). The intermediate substrate having an image of material printed thereon is subsequently transferred to a sample building unit, and the image of material is transferred from the intermediate substrate to a sample at the sample building unit. Optionally, the printing unit(s) includes a coating system that creates a uniform layer of the material on a donor substrate, and the material is transferred from the donor substrate onto the intermediate substrate at the printing unit(s). Each of the printing units may employ a variety of printing or other transfer technologies. The system may also include material curing, heating, sintering, ablating, material filling, imaging and cleaning units to aid in the overall process.

Systems and methods for 3D printing with vacuum assisted laser printing machine
11691332 · 2023-07-04 · ·

Systems and methods in which a material or materials (e.g., a viscous material) are printed or otherwise transferred onto an intermediate substrate at a printing unit(s). The intermediate substrate having an image of material printed thereon is subsequently transferred to a sample building unit, and the image of material is transferred from the intermediate substrate to a sample at the sample building unit. Optionally, the printing unit(s) includes a coating system that creates a uniform layer of the material on a donor substrate, and the material is transferred from the donor substrate onto the intermediate substrate at the printing unit(s). Each of the printing units may employ a variety of printing or other transfer technologies. The system may also include material curing, heating, sintering, ablating, material filling, imaging and cleaning units to aid in the overall process.

Composite member and method for manufacturing composite member

A composite member is manufactured by a manufacturing method including adding, on a surface of a base member composed of a first material, a second material different from the first material, using additive manufacturing employing directed energy deposition as an additive manufacturing process. The manufacturing method is performed by placing the base member in a machining area of a machine tool configured to perform subtractive machining. Accordingly, a composite member can be obtained that is manufactured through additive manufacturing and that is in a state in which the composite member can be promptly machined.

Nozzle and additive manufacturing apparatus

A nozzle according to one embodiment has an inner surface and an outer surface, and is provided with a first passage through which an energy ray passes, and a second passage that is provided between the inner surface and the outer surface, and through which powder and fluid pass. The second passage includes a second open end on one end thereof in a first direction. A first surface that is one of the inner surface and the outer surface includes a first edge on one end thereof in the first direction. A second surface that is the other one of those includes a second edge on one end thereof in the first direction, and is distanced from the first edge toward the first direction. The fluid ejected from the second open end flows along the second surface, and separates at the second edge.

APPARATUS FOR THERMAL SENSING DURING ADDITIVE MANUFACTURING AND METHODS THAT ACCOMPLISH THE SAME

An additive manufacturing apparatus includes a laser and a detection system. The laser emits a laser beam to heat a powder bed to form a melt pool, and the melt pool emits light proportional to a temperature of the melt pool. The detection system includes a spectral disperser and one of a) two or more on-axis sensors or b) a line scanner. The two or more on-axis sensors or the line scanner are/is located along an axis of the emitted light, the detection system receives the emitted light from the melt pool, and an intensity of the emitted light detected by the a) two or more on-axis sensors or the b) line scanner is compared with a blackbody spectral map at a particular wavelength of the emitted light to determine a temperature of the melt pool.

Metal laminating/shaping device

A metal laminating/shaping device includes a base, a head unit including a base material injection device, and drive devices that change a positional relationship between the base and the head unit in a spatial coordinate system. The base material injection device includes a base material heating unit that heats a base material that is a metal piece having a fixed shape such that a temperature of an interior of the base material is raised to a temperature below a melting point and a temperature of a surface of the base material is raised to the melting point, and a base material injection unit that injects the heated base material toward the base. The metal laminating/shaping device can form a metal shaped article having a complicated structure at a low cost.

LASER TREATMENT SYSTEMS AND METHODS FOR IN-SITU LASER SHOCK PEENING (LSP) TREATMENT OF PARTS DURING PRODUCTION THEREOF BY A SELECTIVE LASER SINTERING OR MELTING (SLS/SLM) PROCESS, AND ADDITIVE MANUFACTURING SYSTEMS AND METHODS IMPLEMENTING THE SAME
20220395906 · 2022-12-15 ·

A laser treatment system and method for imparting beneficial residual stresses into a desired part during production thereof by a Selective Laser Sintering or Melting (SLS/SLM) process, the method including repeatedly subjecting the part to an in-situ Laser Shock Peening (LSP) treatment during the SLS/SLM process. The in-situ LSP treatment includes selectively bringing an LSP module in contact with a surface of the part during the SLS/SLM process, and subjecting the LSP module to the action of a first laser beam to impart beneficial residual stresses into the part. The LSP module is movable between a building chamber where the part is being produced for the purpose of carrying out the in-situ LSP treatment, and a separate storage chamber when the LSP module is not used for the purpose of carrying out the in-situ LSP treatment. The invention is also implementable in a corresponding additive manufacturing system and method.