ADDITIVE MANUFACTURING’ NEWEST PATENTS AND APPLICATIONS

[EN] APPARATUS FOR MANUFACTURING MORTAR USING NATURAL SHELL

[MT] The present invention relates to an apparatus for preparing a mortar using a facet , in which , as the facet is ground and mixed , the fire resistance of an architectural structure is increased , the temperature and humidity control in a room is easy , and the health can be enhanced by the release of far infrared and anions can be quickly and easily manufactured . The apparatus for manufacturing a mortar using a paddle according to the present invention includes a first hopper into which cement and sand are charged , a primary facet crusher into which the paddle is charged and ground , a first transfer unit having one end connected to a lower portion of the first hopper and transferring the cement and sand charged to the first hopper to an upper portion , A second transfer unit having one end connected to a lower portion of the primary facet crusher and transferring the facet pulverized product ground by the primary facet crusher to an upper portion , a second hopper disposed below the other end of the first transfer unit and into which cement and sand conveyed by the first transfer unit (30) are charged , A secondary facet crusher that is provided at one side of the second hopper and is disposed below the other end of the second transfer unit and into which the facet pulverized products transferred by the second transfer unit are charged and re-ground , A mixing unit which is disposed below the second hopper and the secondary pantile crusher and mixes cement , sand , and the pantile pulverized material introduced from the secondary pantimill together with water to prepare mortar , and a mortar supply unit which is disposed below the mixing unit and is mixed by the mixing unit and stores the mortar supply to the mortar supply according to the drive of the supply pump .

[EN] MANUFACTURING METHOD FOR INCONEL 718 ALLOY MULTILAYER SHAPED STRUCTURE WITH EXCELLENT LOW-TEMPERATURE TENSILE PROPERTIES AND INCONEL 718 ALLOY MULTILAYER SHAPED STRUCTURE THEREOF

[MT] The present invention relates to an Inconel 718 alloy laminated shaped article having excellent low-temperature tensile properties and an Inconel 718 alloy laminated shaped article using the same , and more particularly , The present invention relates to a method for producing an Inconel 718 alloy-laminated shaped object , which can have excellent tensile properties even at a cryogenic temperature by evaluating tensile properties according to microstructure by control of process conditions and heat treatment conditions , and an Inconel 718 alloy-laminated shaped object using the same . A method of manufacturing an Inconel 718 alloy laminated shaped article having excellent low-temperature tensile characteristics according to the present invention includes a first step of providing an Inconel 718 alloy powder manufactured by a gas spraying method; a second step of setting a process parameter for the laser powder sintering mode (L-PBF); a third step of supplying the Inconel 718 alloy powder by applying a third step of applying a shaped Inconel 718 alloy powder ; A fifth step of forming one layer of Inconel 718 material by using the melted Inconel 718 alloy powder ; a sixth step of repeatedly laminating the third to fifth steps until a three-dimensional object of Inconel 718 material is completed ; a seventh step of heat-treating the laminated three-dimensional object ; And the process parameter of the second step is set to a laser power of 150 to 170 W.

[EN] METHOD AND APPARATUS FOR OFFSETTING POSITION OF 3D PRINTING SUPPORT

[MT] There are provided a 3D printing support position offset method and apparatus . the method includes : a support offset determining unit determining whether an offset is necessary for each of at least one support point indicating a position of at least one support supporting a lowest shape of a 3D model ; a sphere generating unit generating a sphere in the support point determined that an offset is necessary by the support offset determining unit ; And an offset setter configured to extract an outline where the sphere and the 3D model meet and to further specify a point on the extracted outline as a support production position .

[EN] METHOD AND APPARATUS FOR DESIGNATING POSITIONS OF 3D PRINTING SUPPORTS

[EN] The present invention relates to a method and an apparatus for designating the positions of 3D printing supports, the apparatus comprising: a support-required position search unit for searching for support-required positions by determining whether an overhang angle formed, using 3D modeling data, between an incline surface of a printout and the Z axis of a virtual plate is greater than or equal to a predetermined value and whether the printout is a shape formed in a region separated from a model formed while performing printing; a bottom shape classification unit for classifying, into dot, line, and surface forms, the bottom shapes of the support-required positions retrieved by the support-required position search unit; and a support position designation unit for designating support generation positions on a dot or line while maintaining a predefined maximum distance for the bottom shapes of the dot and line forms, and designating support generation positions on the outline of a surface while maintaining the predefined maximum distance, and then designating, for the bottom shape of the surface form, support generation positions at points inside the surface where the minimum distance between every two supports is maintained.

[EN] INFILTRATED THREE-DIMENSIONAL ARTICLES AND METHODS OF MAKING SAME

[EN] Infiltrated three-dimensional articles are provided. An article includes a first polymeric material having an exterior surface and an interior volume; and a second polymeric material that is a thermoplastic polymer or a reaction product of a polymerizable composition disposed in at least a portion of the interior volume of the first polymeric material to a depth from the exterior surface. Methods of making the articles are provided. A method includes curing a photopolymerizable composition containing at least one reactive component and at least one photoinitiator to form an additive manufactured three-dimensional structure of a first polymeric material having an exterior surface and an interior volume. The method further includes contacting at least a portion the three-dimensional structure with a fluid to form an infiltrated structure; and curing or drying the fluid of the infiltrated structure to form an infiltrated three-dimensional article.