3 IMPURITY REMOVAL APPARATUS IN GAS THREE DIMENSION PRINTER HAVING THEM AND GAS CONTROL METHOD USING THEM

• Main Authors: CHOI JOON PHIL, LEE PIL HO, SONG YEO UL, HA TAE HO, LEE CHANG WOO, KIM YONG RAE, HEO SE GON, JUNG MIN KYO
• Format: Patent
• Language: English; Korean
• Published: 15.01.2024
• 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; CASTING; MAKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; POWDER METALLURGY; SEPARATION; TRANSPORTING; WORKING METALLIC POWDER

불순물 제거 장치 및 이를 활용한 내부 기체 제어 방법이 개시된다. 본 발명은 비활성 기체 내 포함된 미량의 불순물을 제거하여 프린팅부로 기체를 공급할 수 있다. 그러므로 인하여 미량의 불순물로 인하여 불량제품이 인쇄되는 것을 방지할 수 있다. An impurity removal device and an internal gas control method using same are disclosed. An embodiment of the present invention can remove traces of impurities contained in inert gas and supply the gas to a printing unit. Accordingly, the printing unit can be prevented from printing a defective product due to the traces of impurities.