MOLDING APPARATUS AND MOLDING METHOD OF THREE-DIMENSIONAL OBJECT

• Main Authors: TAMURA ASATO, NISHIO TAKUEI
• Format: Patent
• Language: English; Japanese
• Published: 06.02.2020
• Subjects: ADDITIVE MANUFACTURING TECHNOLOGY; ADDITIVE MANUFACTURING, i.e. MANUFACTURING OFTHREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVEAGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING,STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; PERFORMING OPERATIONS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR; SHAPING OR JOINING OF PLASTICS; TRANSPORTING; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

To provide a molding apparatus of a three-dimensional object capable of balancing higher accuracy and higher speed in molding of a three-dimensional object.SOLUTION: The molding apparatus of the present invention including a light source, in a three-dimensional molding technique for forming a desired molded article in a three-dimensional space represented by XYZ three-dimensional orthogonal coordinate system by irradiating a light emitted from the light source to a material arranged on a molding face or an already-molded layer, includes a drive mechanism for moving a molding face parallel to the XY plane to the Z direction, a rotation mechanism for rotating the molding face with the Z-axis as the rotational axis, and light scan means for scanning the light in the Y direction perpendicular to the Z-axis and controls a pattern of the light irradiated to the molding face by combination of rotation of the molding face by the rotation mechanism and the scan by the light scan means.SELECTED DRAWING: Figure 1 【課題】三次元物体の造形の高精度化と高速化とを両立する三次元物体の造形装置の提供。【解決手段】本発明の造形装置は、光源を有し、前記光源から発せられた光を造形面上または既に造形された層上に配置される材料に照射することでＸＹＺの三次元直交座標系で表される三次元空間に所望の造形物を形成する三次元造形手法において、ＸＹ平面と平行な造形面をＺ方向に移動させる駆動機構と、造形面をＺ軸を回転軸として回転させる回転機構と、前記Ｚ軸に対して垂直なＹ方向に前記光を走査する光走査手段と、を有し、前記回転機構による前記造形面の回転と、前記光走査手段による前記走査の組み合わせにより前記造形面に照射される前記光のパターンを制御する。【選択図】図１