METHOD FOR MODELING THREE-DIMENSIONAL OBJECT, AND EQUIPMENT FOR MODELING THREE-DIMENSIONAL OBJECT

• Main Authors: SAKURA SEIZO, TANAKA KOICHIRO, SON INSEI, OSANAI YOHEI
• Format: Patent
• Language: English; Japanese
• Published: 06.09.2023
• 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 method for molding three-dimensional objects, and molding equipment that collects excess powder with high efficiency and has high cleanability.SOLUTION: A method for modeling a three-dimensional modeling object comprises steps of: supplying powder by a powder supplying means 12 to a modeling tank 11 having a modeling stage 11a containing powder and an outer rim 11b outside the modeling stage; flattening the powder supplied by the powder supplying step by a flattening means 13; and collecting a powder overflowing from the modeling stage 11a to the outer edge 11b into the modeling stage 11a by powder collection means 14, and the outer edge 11b of the modeling tank 11 has one bottom surface.SELECTED DRAWING: Figure 1 【課題】余剰粉体を高効率で回収し、高い清掃性を有する立体造形物の造形方法および造形装置を提供する。【解決手段】粉体を収容する造形ステージ１１ａ及び前記造形ステージの外側に外縁部１１ｂを有する造形槽１１に、粉体供給手段１２によって粉体を供給する粉体供給工程と、前記粉体供給工程により供給された粉体を、平坦化手段１３によって平坦化する平坦化工程と、前記平坦化工程により前記造形ステージ１１ａから前記外縁部１１ｂに溢れた粉体を、粉体回収手段１４によって前記造形ステージ１１ａに回収する粉体回収工程を含み、前記造形槽１１の前記外縁部１１ｂが１つの底面を有する、立体造形物の造形方法である。【選択図】図１