Abstract: A three-dimensional laminate shaping device includes calibration jig in which multiple types of calibration marks are provided on the same surface. In this way, in three-dimensional laminate shaping device, using calibration jig in which multiple types of calibration marks are provided on the same surface makes it possible to perform multiple types of calibration with one jig.

Abstract: The present application relates to a chip, a preparation method therefor, and an application thereof. The chip of embodiments of the present application comprises: a substrate having a surface grafted with an amino group, the amino group being a primary amino group or a secondary amino group; and a first compound linked to the surface via the amino group, the first compound comprising the following structure, i.e., formula (1) or formula (2), wherein R1 and R2 are each independently selected from —OH or C1-C5 alkoxy, and n is 1 or 2. The chip can be used for a nucleic acid test, such as single-molecule sequencing and next-generation sequencing.

Abstract: A device for additive manufacturing of a component includes a material dispensing unit for depositing a building material and an actuator assembly which is designed to move the material dispensing unit over a work surface in order to deposit the building material layer by layer in predetermined print paths. The device has at least one first guide leg which is designed to shape a first surface of the one or more layers of building material deposited by the material dispensing unit. The first guide leg is displaceable and driven by an actuator, in at least one translational degree of freedom or rotational degree of freedom relative to the material dispensing unit. The device has a cleaning assembly for cleaning the first guide leg of building material residues during a relative movement of the first guide leg relative to the material dispensing unit.

Abstract: Disclosed is a filter system for an additive manufacturing device for purifying a process gas of the additive manufacturing device wherein, in order to purify a volume of process gas during operation, the filter system has at least one permanent filter. The permanent filter is configured so as to be thermally stable in a manner such that during operation, the permanent filter is stable at a temperature of more than 110° C. Further disclosed is an additive manufacturing device as well as an additive manufacturing process.

Abstract: A position measuring method includes an image capturing element for capturing an image of an alignment mark. The method includes first processing of setting processing areas on the image capturing element for capturing an image of the alignment mark and performing position measurement processing, and second processing of calculating a position of the alignment mark on the basis of the processing areas set in the first processing. The position of the alignment mark is calculated using a plurality of the processing areas set by shifting the processing areas from each other in units of one pixel of the image capturing element.

Abstract: A 3D printer extruder unit (1) comprising a printing nozzle (2), a first temperature sensor (3), a second temperature sensor (4), and a processing unit (5) communicatively connected to the first temperature sensor (3) and the second temperature sensor (4). The processing unit (5) is configured to receive a sensor data from the first temperature sensor (3) and the second temperature sensor (4), compare the sensor data to a predefined threshold data and generate one or more of an alert and a control instruction for controlling one or more printing parameters of a 3D printer.

Abstract: A method can include additively manufacturing a sensor structure using a regolith of a celestial body. A sensor can be formed of additively manufactured celestial body regolith. A system for additively manufacturing sensors from celestial body regolith can include a spectrometer configured to receive and analyze regolith to produce regolith data, and an additive manufacturing machine associated with the spectrometer to receive the regolith data and to manufacture a sensor based on the regolith data to perform a predetermined sensor function.

Abstract: A sheet manufacturing apparatus includes a defibrator that includes a defibrating blade and a discharge duct, defibrates a material with the defibrating blade, and discharges a defibrated material containing a fiber from the discharge duct, a separator that includes an introduction duct and a separation filter, receives the defibrated material from the introduction duct, and separates and extracts the fiber from the defibrated material with the separation filter, an accumulation unit that causes the fiber supplied from the separator to accumulate to form a web, and a forming unit that compresses the web to form a sheet, and the separator is disposed directly below the defibrator, and a leading end of the introduction duct is disposed to face a leading end of the discharge duct.

Abstract: The disclosure relates to a 3D printer including: a vat having an at least partially transparent bottom for receiving liquid photoreactive resin for producing a solid component; a building platform for pulling the component layer by layer out of the vat; a projector for projecting the layer geometry onto the transparent bottom; a transport apparatus for moving the building platform at least downward or upward in the vat; and a receiving apparatus for detachably connecting the building platform to the transport apparatus. The receiving apparatus includes a pivoting device for pivotally holding the building platform and is adapted to abut the underside of the building platform parallelly onto the transparent bottom of the vat when lowered by the transport apparatus. The 3D printer is provided without for the ability to completely block the pivotal movement of the pivotably held building platform.

Abstract: A three-dimensional shaping device includes a plasticizing unit configured to plasticize a material to generate a plasticized material, a nozzle configured to discharge the plasticized material, a stage including a shaping surface on which the plasticized material is stacked, a moving unit configured to change relative positions of the nozzle and the stage, a plate-shaped first heating unit including a heater configured to heat the plasticized material on the stage, a through-hole being formed in the first heating unit, and a first supporting unit configured such that a relative position thereof to the stage changes together with the nozzle, the first supporting unit supporting the first heating unit to thereby dispose the first heating unit in a position opposed to the stage. At a shaping time, at least a part of the nozzle is located in the through-hole. The first supporting unit includes a posture changing unit configured to allow a change in a posture of the first heating unit.

Abstract: A system and method are provided for manufacturing a tower structure. Accordingly, a first printed layer of a wall element is deposited with a printhead assembly, and an actual midline perimeter length of the first printed layer is determined. A horizontal reinforcement assembly is then formed based, at least in part, on the actual midline perimeter length. The formed horizontal reinforcement assembly is positioned in a horizontal orientation on the first printed layer and in axial alignment with the vertical axis of the tower structure. With the horizontal reinforcement assembly positioned on the first printed layer, a second printed layer of the wall element is deposited via the printhead assembly on the horizontal reinforcement layer.

Abstract: A gantry-based 3D printer contains two vertical columns, connected with each other by a horizontal fixed beam, designed with the possibility of moving along rail guides. The rails are mounted on the printer base. A cross beam is installed on the vertical columns designed with the possibility of moving in the vertical direction; and the carriage with the print head attached to it and the possibility of longitudinal movement is mounted on the cross beam. The rails are equipped with an alignment system, which contains washers, nuts and screws, the latter of which are embedded in the base of the printer. The vertical columns and a cross beam are equipped with V-shaped rails with an additional leveling system, and the vertical columns and a cross beam are moved by roller carriages with the help of a drive and helical rack.

Abstract: Disclosed is a method of additive manufacturing by hot-extrusion, which method of additive manufacturing includes the following successive steps: a providing step, wherein a printable composition is provided, the printable composition including an aqueous printing matrix, in which non-gelatinized starch granules are dispersed, wherein the non-gelatinized starch granules are in a non-gelled state and have a gelatinization temperature below 70° C.; and a printing step, wherein the printable composition is subjected to a heat treatment and is deposited layer by layer. During the printing step, the printable composition is subjected to a succession of two different heating temperatures: a storage heating temperature, lower than the gelatinization temperature, in order to heat the printable composition without gelatinizing the non-gelatinized starch granules, and a printing heating temperature, higher than the gelatinization temperature, in order to gelatinize the non-gelatinized starch granules in the layers.

Abstract: A process for automatically adjusting print speed in a 3D printer, a system for printing a 3D object, and a method of printing a 3D object. A scaling factor is selected, including a first component for print speed and a second component for print quality, an extrusion nozzle port size is identified, and a maximum volumetric extrusion rate for a filament material and a minimum volumetric extrusion rate for the filament material is identified. An optimized volumetric extrusion rate is calculated from the maximum volumetric extrusion rate, the minimum volumetric extrusion rate, and the scaling factor. An optimized X-Y velocity Vxy of a print head based on the optimized volumetric extrusion rate is calculated. A computer numerical control code is adjusted to include the optimized X-Y velocity Vxy of the print head.

Abstract: The present invention provides a seamless form system designed to encase stacked pottery forms, creating a seamless surface for molding clay. This invention addresses issues such as unwanted seams, form shifting, and moisture damage. These issues are prevalent in traditional stackable wood or plaster forms. By providing a unitary, continuous piece without joints or seams, it ensures a smooth finish in the final ceramic products and extends the lifespan of pottery forms. The system simplifies the pottery-making process, enhances product quality, and supports sustainable practices. Ideal for artisans and manufacturers, the system improves pottery and ceramics production by enabling the creation of higher-quality, seamless items with improved efficiency.

Abstract: In one general embodiment, a method includes, during performance of an additive manufacturing process that includes photocuring of a resin, monitoring light output generated by a fluorophore in the resin that exhibits aggregation-induced emission (AIE) behavior. An indication of an extent of photocuring is output based on the monitored light output. In another general embodiment, a resin for additive manufacturing includes molecules configured for photopolymerization and/or photocuring, the molecules being selected from the group consisting of monomers, oligomers, and polymers; a photoinitiator; and a fluorophore that exhibits aggregation-induced emission (AIE) behavior. The fluorophore is present in an amount of at least 0.00005 wt % relative to a total weight of the resin. In yet another general embodiment, a three-dimensional encrypted structure includes a fluorophore that exhibits aggregation-induced emission (AIE) behavior.

Abstract: A method of manufacturing a rubber member includes forming a mask on which pattern structures are arranged at a constant pitch, arranging the mask on a substrate of a mold made of a metal or a semiconductor material and etching the substrate. The method further includes adhering unvulcanized rubber to the substrate, vulcanizing the unvulcanized rubber to form vulcanized rubber, and transferring a fine ridged/grooved structure to a surface of the vulcanized rubber. The fine ridged/grooved structure is formed on at least a part of the surface of the vulcanized rubber as the rubber member, the fine ridged/grooved structure having fine ridged/grooved portions arranged at the constant pitch. A region in which the fine ridged/grooved structure is provided is visually recognizable by a structural color different from colors of other regions.

Abstract: An additive manufacturing apparatus includes a resin support configured to support a first resin and a second resin. A support plate includes a window. A stage is configured to hold one or more cured layers of the resin to form a component positioned opposite the support plate. A radiant energy device is positioned on an opposite side of the resin support from the stage and is operable to generate and project radiant energy in a patterned image through the window. An actuator assembly is configured to move the stage in a Z-axis direction and in a Y-axis direction.

Abstract: A method for starting up a nozzle channel of a print head for processing liquid molten metal, the method including the following steps: A) preparing the print head, wherein metal is melted in a crucible to form a molten metal, and a piston tip is introduced into a nozzle chamber, B) creating an overpressure inside the crucible which encourages molten metal to enter the nozzle chamber, C) moving the piston tip in the nozzle chamber, the piston tip being moved back and forth by an actuator at a filling frequency until molten metal is expelled from the nozzle channel, D) moving the piston tip in the nozzle chamber, the piston tip being moved back and forth by the actuator, wherein initially the movement is performed at a starting amplitude at which molten metal is expelled from the nozzle channel out of the print head, and subsequently the amplitude of the movement is gradually reduced, and wherein the movement is performed with gradual reduction of the amplitude until molten metal is no longer being expelled

Abstract: The invention relates to a silicone composition and a method for additive manufacturing a silicone elastomer article. The silicone composition is crosslinkable through addition reactions and comprise: (A) at least one organopolysiloxane compound A comprising, per molecule at least two C2-C6 alkenyl radicals bonded to silicon atoms, (B) at least one organohydrogenopolysiloxane compound B comprising, per molecule, at least two hydrogen atoms bonded to an identical or different silicon atom, (C) at least one catalyst C consisting of at least one metal or compound, from the platinum group, (D) at least one reinforcing silica filler D which is at least partly surface treated, (E) at least one organopolysiloxane having an aryl group E and (F) optionally at least one crosslinking inhibitor F.