KR20220075939A - 경화제를 함유한 지지체 조성물을 이용한 3d 프린팅 장치 및 방법 - Google Patents
경화제를 함유한 지지체 조성물을 이용한 3d 프린팅 장치 및 방법 Download PDFInfo
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Abstract
Description
도 2는 경화제를 함유한 지지체 조성물을 이용한 3D 프린팅 장치를 개략적으로 나타내는 도면이다.
도 3은 도 1의 단계 S110의 모습을 개략적으로 나타내는 도면이다.
도 4는 도 1의 단계 S120의 모습을 개략적으로 나타내는 도면이다.
도 5는 도 1의 단계 S130의 모습을 개략적으로 나타내는 도면이다.
도 6은 도 1의 단계 S140의 모습을 개략적으로 나타내는 도면이다.
도 7는 도 1의 단계 S150의 모습을 개략적으로 나타내는 도면이다.
도 8은 도 1의 단계 S160의 모습을 개략적으로 나타내는 도면이다.
도 9 및 도 10은 구조체로부터 지지체 조성물이 분리되는 모습을 개략적으로 나타내는 도면이다.
도 11은 완성된 지지체 조성물을 개략적으로 도시하는 도면이다.
도 12는 오버행(overhang) 실험을 위해 각도가 조절된 구조체 제작을 위한 CAD 모식도와, 3D 프린팅을 통해 오버행 각도를 조절하여 제조하였을 때 나노지지체 소재와 알지네이트 구조체 조성물을 동시에 사용하여 제조한 출력물과 나노셀룰로오스 소재만을 사용하여 제조한 출력물을 비교한 도면이다.
도 13은 박리현상 실험을 위해 두께를 조절(0.5, 1.0, 1.5, 그리고 2.0 mm)하여 제조되는 블록 모양의 CAD 디자인 모식도 및 염화칼슘(CaCl2) 농도와 알지네이트 구조체 두께가 조절된 블록 모양 출력물의 박리현상 비교한 도면이다.
Claims (10)
- 지지체 조성물을 수용하는 지지체 하우징과, 상기 지지체 하우징의 하측에 마련된 지지체 노즐과, 상기 지지체 노즐을 통해 플랫폼으로 토출되는 상기 지지체 조성물의 유량을 조절하는 지지체 디스펜서를 포함하는 지지체 토출 파트;
구조체를 수용하는 구조체 하우징과, 상기 구조체 하우징의 하측에 마련된 구조체 노즐과, 상기 구조체 노즐을 통해 상기 플랫폼으로 토출되는 상기 구조체의 유량을 조절하는 구조체 디스펜서를 포함하는 구조체 토출 파트; 및
상기 구조체 디스펜서 및 지지체 디스펜서를 제어하는 제어부를 포함하고,
상기 지지체 조성물에는 상기 구조체를 경화시키기 위한 경화제가 함유되어 있는, 경화제를 함유한 지지체 조성물을 이용한 3D 프린팅 장치.
- 제 1 항에 있어서,
상기 지지체 조성물 및 구조체가 서로 접촉된 상태에서, 상기 경화제는 상기 지지체 조성물로부터 상기 구조체로 확산되는, 경화제를 함유한 지지체 조성물을 이용한 3D 프린팅 장치.
- 제 1 항에 있어서,
상기 제어부는, 상기 지지체 조성물이 상기 구조체를 수용할 수 있는 수용 공간을 갖도록 상기 지지체 디스펜서를 제어하여 상기 지지체 조성물을 상기 플랫폼으로 토출시키는, 경화제를 함유한 지지체 조성물을 이용한 3D 프린팅 장치.
- 제 3 항에 있어서,
상기 제어부는, 상기 구조체 디스펜서를 제어하여 상기 구조체를 상기 수용 공간 내로 토출시키는, 경화제를 함유한 지지체 조성물을 이용한 3D 프린팅 장치.
- 제 1 항에 있어서,
상기 지지체 조성물은 빙햄 플라스틱(Bingham plastic)인, 경화제를 함유한 지지체 조성물을 이용한 3D 프린팅 장치.
- 경화제를 함유한 지지체 조성물이 수용 공간을 갖도록 상기 지지체 조성물을 플랫폼에 토출시키는 단계; 및
상기 수용 공간 내로 구조체를 토출시키는 단계를 포함하고,
상기 지지체 조성물 및 구조체가 서로 접촉된 상태에서, 상기 경화제는 상기 지지체 조성물로부터 상기 구조체로 확산되어 상기 구조체를 경화시키는, 경화제를 함유한 지지체 조성물을 이용한 3D 프린팅 방법.
- 제 6 항에 있어서,
상기 구조체를 상기 지지체 조성물로 토출시키는 단계 이후에 수행되고, 상기 플랫폼에 토출된 지지체 조성물의 상단에 지지체 조성물을 토출시켜 상기 수용 공간을 확장하는 단계를 더 포함하는, 경화제를 함유한 지지체 조성물을 이용한 3D 프린팅 방법.
- 제 7 항에 있어서,
상기 수용 공간을 확장하는 단계 이후에 수행되고, 확장된 상기 수용 공간 내로 상기 구조체를 추가로 토출시키는 단계를 더 포함하는, 경화제를 함유한 지지체 조성물을 이용한 3D 프린팅 방법.
- 제 6 항에 있어서,
상기 구조체가 상기 지지체 조성물에 의해 완전히 둘러싸일 수 있도록, 상기 지지체 조성물을 추가로 토출하여 상기 수용 공간 내에 마련된 상기 구조체를 커버하는 단계를 더 포함하는, 경화제를 함유한 지지체 조성물을 이용한 3D 프린팅 방법.
- 제 6 항에 있어서,
상기 플랫폼 상에 토출된 상기 지지체 조성물 및 구조체가 상기 경화제가 포함된 수용액에 담기는 단계를 더 포함하는, 경화제를 함유한 지지체 조성물을 이용한 3D 프린팅 방법.
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PCT/KR2021/017602 WO2022114840A1 (ko) | 2020-11-30 | 2021-11-26 | 경화제를 함유한 지지체 조성물을 이용한 3d 프린팅 장치 및 방법 |
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