3D PRINTER USING SCREW EXTRUDER

• Main Authors: CHA, Mi Sun, PARK, Se June
• Format: Patent
• Language: English; French; Korean
• Published: 03.03.2022
• Subjects: AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; BASIC ELECTRIC ELEMENTS; ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR; ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; INDUCTANCES; MAGNETS; MAKING GRANULES OR PREFORMS; PERFORMING OPERATIONS; PREPARATION OR PRETREATMENT OF THE MATERIAL TO BESHAPED; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIALCONTAINING PLASTICS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR; SHAPING OR JOINING OF PLASTICS; TRANSFORMERS; TRANSPORTING; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

The present invention relates to a 3D printer using a screw extruder, the 3D printer comprising: a housing provided with a drive motor; a dispenser in which raw materials are stored and which is provided with a nozzle through which the raw materials are sprayed; a screw extruder which includes a screw forming unit disposed inside the dispenser and having a spiral screw formed on the outer circumferential surface thereof while having a rod shape, and an extending unit which extends from the screw forming unit to the outside of the dispenser; and an accommodation unit which is provided in the housing and to which the dispenser is coupled, wherein the dispenser is detachably coupled to the accommodation unit of the housing. La présente invention concerne une imprimante 3D utilisant une extrudeuse à vis, l'imprimante 3D comprenant : un logement pourvu d'un moteur d'entraînement ; un distributeur dans lequel des matières premières sont stockées et qui est pourvu d'une buse à travers laquelle les matières premières sont pulvérisées ; une extrudeuse à vis qui comprend une unité formant vis disposée à l'intérieur du distributeur et ayant une vis en spirale formée sur sa surface circonférentielle externe tout en ayant une forme de tige, et une unité d'extension qui s'étend depuis l'unité formant vis vers l'extérieur du distributeur ; et une unité de réception qui est disposée dans le logement et à laquelle le distributeur est accouplé, le distributeur étant accouplé détachable à l'unité de réception du logement. 본 발명은 스크류 압출기를 사용하는 3D 프린터에 관한 것으로, 구동 모터가 구비된 하우징; 원료가 저장되며, 원료가 분사되는 노즐이 구비된 디스펜서; 상기 디스펜서 내부에 배치되며, 봉 형상으로 이루어지면서 외주면에 나선상의 스크류가 형성된 스크류 형성부와, 상기 스크류 형성부에서 상기 디스펜서의 외부로 연장되는 연장부를 포함하는 스크류 압출기; 상기 하우징에 구비되며, 상기 디스펜서가 결합되는 수용부;를 포함하며, 상기 디스펜서는, 상기 하우징의 상기 수용부에 탈부착 가능하게 결합되는 것을 특징으로 하는 것이다.