Abstract: A three-dimensional (3D) printing apparatus includes a tank containing a forming material in liquid, a platform dipped into or moved away the forming material, a curing device disposed besides the tank or the platform, and a control device electrically connected to at least one of the tank and the platform and the curing device. An inner bottom of the tank includes a forming area and a peeling area in a stepped shape, and the forming area is higher than the peeling area. A 3D printing method includes providing the 3D printing apparatus, then the liquid-state forming material between the platform and the forming area is cured to form a solidification layer. Afterwards, a position and an occupied proportion of the solidification layer corresponding to the inner bottom, and a movement range of a relative movement is determined according thereto so as to completely peel off the solidification layer.

Abstract: A printing head module for a 3-D printing apparatus includes a 3-D print head, an ink-jet print head and a baking module. The 3-D print head includes a melting module and a base-material nozzle to print a plurality of staking layers. The ink-jet print head is connected to the 3-D print head and includes an ink nozzle to dispense ink on each stacking layer. The baking module is disposed between the 3-D print head and the ink-jet print head and includes a fan, a discharge casing and a heating module. The fan includes an air-discharge side facing the base to provide an air flow. The discharge casing is disposed on the air-discharge side. The heating module is disposed between the fan and the discharge casing to heat the air flow and the heated air flow being blown out via the discharge casing for drying the ink layer.

Abstract: A three-dimensional printing apparatus including a body, a rotation module, a tank, an elevating module, a forming platform, a curing module, and a control module is provided. The rotation module and the elevating module are disposed on the body. The tank is disposed on the rotation module. The forming platform is disposed on the elevating module. The curing module disposed in the body and under the tank. The control module is electrically connected to the rotation module, the elevating module, and the curing module. The forming platform dips into the forming material in liquid in the tank and the curing module cures the forming material between the forming platform and an inner bottom of the tank to form a solidification layer. Then the elevating module and the rotation module respectively drive the forming platform to rise and rotate relatively to the tank simultaneously.

Abstract: A nozzle cleaning module including a base housing, a main carrier, a sub-carrier, a driving assembly and an interference structure is provided. The main carrier is received in the base housing, a wiper protrudes upwardly from the main carrier, and the main carrier has a sub-slope. The sub-carrier is received in the main carrier, a cover protrudes upwardly from the sub-carrier, and at least a portion of the sub-carrier is in contact with the sub-slope. The driving assembly is connected to the main carrier and obliquely lifts the main carrier in relation to the base housing to lift the wiper. The sub-carrier moves along with the main carrier at the same time. The interference structure is arranged corresponding to the sub-carrier to move the sub-carrier along the sub-slope, so the cover can be raised.

Abstract: A real-time navigating method for mobile robot is provided. The method comprises the following steps of: retrieving a target position at a mobile robot; receiving a position signal from an external beacon device by an ultra-wideband communication module and calculating a current position of the mobile robot; calculating a moving direction according to the target position and the current position; calibrating the moving direction when detecting any obstacle by a laser range sensing module and moving towards the calibrated moving direction for dodging the obstacle; and, repeatedly executing above detection, calibration and movement until arriving the target position. The present disclosed example can effectively prevent the mobile robot from straying into the region without the positioning signal and failure in navigation via detecting the obstacle actively.

Abstract: A method of slicing and printing multi-color 3D object includes following steps of: executing a path-slicing process to a coordinate information of a multi-color 3D object (22) to generate a plurality of path data; generating a plurality of continuous-tone images according to a color information of the multi-color 3D object (22); calculating a plurality of dithering masks according to a plurality of displacement values and an initial mask; generating a plurality of halftone images according to each dithering mask and the same-layer continuous tone image; and, controlling a modeling nozzle (100) of a multi-color 3D printer (1) to print a plurality of printing slices (S1-S3) according to each path data layer by layer and controlling a coloring nozzle (102) of the multi-color 3D printer (1) to color each of printed printing slice (S1-S3) according to the same-layer halftone image.

Abstract: A three dimensional printing apparatus including a tank containing a liquid forming material, a platform movably disposed in the tank to be immersed in or moved out of the liquid forming material, a curing device disposed next to the tank or the platform, and a controlling device electrically connected to the curing device and at least one of the tank and the platform is provided. An inner bottom of the tank has a first portion and a second portion in step manner, the first portion is higher than the second portion. The controlling device drives the tank and the platform to move relative to each other. A solidified layer is formed by curing the liquid forming material between the platform and the first portion and peeled off by rotating the tank relative to the platform. A three dimensional printing method is also disclosed.

Abstract: A method of slicing and printing multi-color 3D object is provided. The method includes following steps of: loading a coordinate information and a color information of a multi-color 3D object; executing a slicing process to generate a plurality of object printing slices and a plurality of object images; generating a plurality of pollution-blocking printing slices and making each pollution-blocking printing slice partially overlap an edge of the same-layer object printing slice; controlling a modeling nozzle of a multi-color 3D printer to print the object printing slices layer by layer, printing each pollution-blocking printing slice partially overlapping the same-layer object printing slice after the same-layer object printing slice is printed, and controlling a coloring nozzle of the multi-color 3D printer to color each of printed object printing slice after the same-layer pollution-blocking printing slice is printed.

Abstract: A forming device for a three-dimensional printing machine is connected to a height adjusting mechanism of the three-dimensional printing machine, and is driven by the height adjusting mechanism to move vertically. The forming device includes an universal joint, a forming platform, a coupling shaft interconnecting the universal joint and the forming platform, and a clamping mechanism. The clamping mechanism includes a clamping arm adapted to interconnect the height adjusting mechanism and the universal joint, and having first and second arm portions movable relative to each other between a locking state to tightly clamp the universal joint, and a releasing state to release the universal joint so that the forming platform is movable relative to the clamping mechanism.

Abstract: A package structure includes a substrate, a patterned solder resist layer, a plurality of solders, a chip and a polymer gel. The substrate includes a plurality of solder pads. The patterned solder resist layer is disposed on the substrate and includes a plurality of stepped openings. The stepped openings expose the solder pads respectively. The solders are disposed on the solder pads and located in the stepped openings respectively. The chip is disposed on the substrate and includes an active surface and a plurality of bond pads. The bond pads are disposed on the active surface and connected to the solder pads by the solders. The polymer gel fills between a top surface of the patterned solder resist layer and the active surface. The polymer gel at least surrounds a disposing region of the solders and fills between two adjacent solders.

Abstract: A sound source device is provided. The sound source device includes a wireless communication module, a memory, an audio player, an audio processor and a microprocessor. The wireless communication module receives first digital audio data and generates second digital audio data and a first operation command, and the microprocessor generates a second operation command in response to the first operation command. The audio processor receives the second digital audio data, and converts the second digital audio data to analogy audio data; and the audio processor receives the second operation command, and converts the second digital audio data to an audio compressed file. The audio player receives and plays the analogy audio data, and the memory receives and stores the audio compressed file.

Abstract: A 3-D printing apparatus includes a base and a printing head disposed above the base. The base includes an adjustment platform having an adjustment side and a top surface, a first-adjustment mechanism, second-adjustment mechanisms and a printing bed. The first-adjustment mechanism includes an adjustment shaft, first and second gears and a linkage rod. The first gear disposed under the adjustment platform is engaged with the adjustment shaft to drive it to move along a normal direction of the top surface. The second gear is engaged with the first gear to drive it to rotate. The linkage rod extended to the adjustment side connects the second gear to drive it to rotate. The second-adjustment mechanisms arranged along the adjustment side are adapted to move along the normal direction. The printing bed disposed on the adjustment platform is engaged with the adjustment shaft and the second adjustment mechanisms to move therewith.

Abstract: A three dimensional printing apparatus including a tank filled with liquid forming material, a platform disposed in the tank and immersed in the liquid forming material, and a curing tool disposed next to the tank is provided. The tank has at least two forming areas in step manner. The tank and the platform are controlled to generate a relative planer motion, wherein the platform moves from a forming area in higher step towards another forming area in lower step. When the platform moves to one of the forming areas, the curing tool cures the liquid forming material between the platform and the forming area to form a solidification layer on the platform. As the platform moves by at least two forming areas to form at least two solidification layers, the solidification layers are stacked to form a three dimensional object.

Abstract: A three-dimensional printing apparatus and a printing method thereof are provided. The three-dimensional printing apparatus includes a tank, a movable platform, a light source module, and a controller. The bottom of the tank includes an irradiated area and a non-irradiated area. The movable platform is movably disposed above the tank. The light source module is disposed under the tank and only provides light to the irradiated area to irradiate a liquid-formation material. The controller controls the movable platform to move along a first axis direction, such that at least one layer object of a three-dimensional object is cured on the movable platform layer by layer. The layer object is composed of object sections. During a period of forming one layer object, the controller controls the movable platform to move on a horizontal plane, such that the object sections of the layer object are cured sequentially above the irradiated area.

Abstract: An emotion analysis method and an electronic apparatus thereof are provided. The emotion analysis method is adapted to the electronic apparatus having a database or connected to the database in order to analyze an emotion of an examinee. The emotion analysis method includes: obtaining a heart rate signal of the examinee; defining a plurality of candidate emotions from the database; analyzing the heart rate signal to obtain a plurality of target emotion parameters; and analyzing the target emotion parameters to determine one of the candidate emotions corresponding to the heart rate signal by applying an emotion analysis model.