KR101906127B1 - 입체 물체 생성 - Google Patents
입체 물체 생성 Download PDFInfo
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- KR101906127B1 KR101906127B1 KR1020187018006A KR20187018006A KR101906127B1 KR 101906127 B1 KR101906127 B1 KR 101906127B1 KR 1020187018006 A KR1020187018006 A KR 1020187018006A KR 20187018006 A KR20187018006 A KR 20187018006A KR 101906127 B1 KR101906127 B1 KR 101906127B1
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- C—CHEMISTRY; METALLURGY
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
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Abstract
Description
도 1은 일부 실시예에 따른 입체 물체를 생성하는 방법을 설명하는 흐름도이다.
도 2a는 일부 실시예에 따른 적층식 제조 시스템의 단순화된 등각도이다.
도 2b는 일부 실시예에 따른 적층식 제조 시스템용 히터의 단순화된 등각도이다.
도 3은 일부 실시예에 따른 입체 물체를 생성하는 방법을 설명하는 흐름도이다.
도 4a 내지 도 4d는 일부 실시예에 따른 축조 재료 층들의 일련의 측단면도이다.
도 5a 내지 도 5d는 일부 실시예에 따른 도 4a 내지 도 4d의 축조 재료 층들의 일련의 평면도이다.
도 6a 내지 도 6d는 일부 실시예에 따른 도 4a 내지 도 4d의 축조 재료 층들 내의 온도 분포를 보이는 일련의 개략적인 평면도이다.
Claims (16)
- 입체 물체 생성 장치에 있어서,
축조 재료의 층에 에너지를 가해서 그 층의 제 1 부분이 유착 및 응고되게 하는 에너지원;
상기 층의 상기 제 1 부분 상에 유착제(coalescing agent)를 선택적으로 전달하기 위한 제 1 에이전트 분배기(agent distributor);
상기 층의 제 2 부분 상에 냉각제(coolant agent)를 선택적으로 전달하기 위한 제 2 에이전트 분배기; 및
제어기를 포함하며,
상기 제어기는,
상기 층의 제 1 부분이 제 1 패턴으로 유착 및 응고되게 상기 층에 에너지를 가하도록 에너지원을 제어하고,
상기 층의 제 1 부분 상에 유착제를 상기 제 1 패턴으로 선택적으로 전달하도록 상기 제 1 에이전트 분배기를, 그리고 상기 층의 제 2 부분 상에 냉각제를 제 2 패턴으로 선택적으로 전달하도록 상기 제 2 에이전트 분배기를 각각 제어하며,
상기 제 1 패턴과 제 2 패턴은 서로 독립적이고,
상기 제 2 부분 상에 냉각제를 선택적으로 전달하는 것은, 상기 유착제가 전달된 축조 재료의 부분에 냉각제를 선택적으로 전달하는 것과, 상기 유착제가 전달되지 않은 축조 재료의 부분에 냉각제를 전달하는 것을 포함하고,
상기 유착제가 전달되지 않은 축조 재료의 부분에 전달된 냉각제는, 에너지가 인가될 때 그 부분이 유착되는 것을 방지하도록 의도되는 것을 특징으로 하는
입체 물체 생성 장치. - 제 1 항에 있어서,
냉각제를 전달하기 전에 축조 재료의 상기 층으로부터, 측정된 온도 분포를 나타내는 온도 피드백을 얻는 온도 센서를 추가로 포함하고, 냉각제는 상기 측정된 온도 분포에 기초하여 선택적으로 전달되는 것을 특징으로 하는
입체 물체 생성 장치. - 제 1 항에 있어서,
상기 제어기는, 냉각제를 전달하도록 상기 제 2 에이전트 분배기를 제어하기 전에, 열 처리 모델에 기초하여 축조 재료의 상기 층의 온도 분포를 결정하기 위한 것이고, 또한 상기 제어기는 상기 온도 분포에 기초하여 냉각제를 선택적으로 전달하도록 상기 제 2 에이전트 분배기를 제어하기 위한 것임을 특징으로 하는
입체 물체 생성 장치. - 제 1 항에 있어서,
상기 제어기는, 목표 온도 분포를 달성하기 위해 선택적으로 전달하기 위한 냉각제의 양과 위치를, 냉각제를 선택적으로 전달하기 전의 축조 재료의 온도 분포에 기초하여 결정하기 위한 것임을 특징으로 하는
입체 물체 생성 장치. - 제 1 항에 있어서,
상기 유착제가 전달된 축조 재료의 부분에 전달된 냉각제는, 에너지가 인가 될 때 그 부분에 있어서 상기 축조 재료가 유착되는 것을 방지하지 않고 그 부분의 온도를 감소시키도록 의도되는 것을 특징으로 하는
입체 물체 생성 장치. - 제 1 항에 있어서,
상기 제 1 에이전트 분배기는 상기 층의 제 3 부분에 추가 유착제를 선택적으로 전달하기 위한 것이고,
상기 제어기는, 에너지가 가해질 때에 상기 층의 상기 제 3 부분이 가온되고 상기 추가 유착제와 축조 재료의 조합으로 인한 상기 제 3 부분의 유착은 야기되지 않게, 상기 층의 상기 제 3 부분 상에 유착제를 선택적으로 전달하도록 상기 제 1 에이전트 분배기를 제어하기 위한 것임을 특징으로 하는
입체 물체 생성 장치. - 제 1 항에 있어서,
냉각제가 물을 포함하는 것을 특징으로 하는
입체 물체 생성 장치. - 제 1 항에 있어서,
상기 제어기는, 에너지를 가하도록 에너지원을 제어하기 전에, 냉각제를 선택적으로 전달하도록 제 2 에이전트 분배기를 제어하기 위한 것임을 특징으로 하는
입체 물체 생성 장치. - 제 1 항에 있어서,
상기 제어기는, 에너지를 가하도록 에너지원을 제어한 후에, 냉각제를 선택적으로 전달하도록 제 2 에이전트 분배기를 제어하기 위한 것임을 특징으로 하는
입체 물체 생성 장치. - 입체 물체를 생성하는 방법에 있어서,
축조 재료의 층에 에너지를 가해서 그 층의 제 1 부분이 제 1 패턴으로 유착 및 응고되게 하는 단계와;
상기 층의 제 1 부분에 제 1 패턴으로 유착제를 선택적으로 전달하고, 상기 층의 제 2 부분의 온도를 감소시키기 위해 상기 층의 제 2 부분에 제 2 패턴으로 냉각제를 선택적으로 전달하는 단계를 포함하고,
상기 제 2 패턴은, 상기 층으로부터의 측정된 온도 분포를 나타내거나 또는 열 처리 모델에 의해 예측된 온도 분포를 나타내는 데이터로부터 도출되고,
상기 제 1 패턴과 제 2 패턴은 서로 독립적이고,
상기 제 2 부분 상에 냉각제를 선택적으로 전달하는 것은, 상기 유착제가 전달된 축조 재료의 부분에 냉각제를 선택적으로 전달하는 것과, 상기 유착제가 전달되지 않은 축조 재료의 부분에 냉각제를 전달하는 것을 포함하고,
상기 유착제가 전달되지 않은 축조 재료의 부분에 전달된 냉각제는, 에너지가 인가될 때 그 부분이 유착되는 것을 방지하도록 의도되는 것을 특징으로 하는
입체 물체를 생성하는 방법. - 제 10 항에 있어서,
냉각제를 전달하기 전에 축조 재료의 상기 층으로부터, 상기 측정된 온도 분포를 나타내는 온도 피드백을 얻는 단계를 추가로 포함하는 것을 특징으로 하는
입체 물체를 생성하는 방법. - 제 10 항에 있어서,
냉각제를 전달하기 전에, 열 처리 모델에 의해 예측된 온도 분포에 기초하여 축조 재료의 상기 층의 온도 분포를 결정하는 단계를 추가로 포함하는 것을 특징으로 하는
입체 물체를 생성하는 방법. - 제 10 항에 있어서,
상기 유착제가 전달된 축조 재료의 부분에 전달된 냉각제는, 에너지가 인가 될 때 그 부분에 있어서 상기 축조 재료가 유착되는 것을 방지하지 않고 그 부분의 온도를 감소시키도록 의도되는 것을 특징으로 하는
입체 물체를 생성하는 방법. - 제 10 항에 있어서,
유착이 요구되는 상기 축조 재료의 기계적 특성을 조절하기 위해 냉각제를 선택적으로 전달하는 단계를 추가로 포함하는 것을 특징으로 하는
입체 물체를 생성하는 방법. - 입체 물체를 생성하는 방법에 있어서,
축조 재료의 층을 전달하는 단계;
상기 층의 제 1 부분에 유착제를 선택적으로 부착시키는 단계;
상기 층에 에너지를 가해서, 상기 유착제를 갖고 있는 상기 제 1 부분이 제 1 패턴으로 유착 및 응고되게 하는 단계; 및
냉각제가 선택적으로 전달되는 위치를 나타내는 데이터에 기초하여 상기 층의 제 2 부분의 온도를 감소시키기 위하여, 상기 층의 제 2 부분에 제 2 패턴으로 냉각제를 선택적으로 전달하는 단계를 포함하고,
상기 제 1 패턴과 제 2 패턴은 서로 독립적이고,
상기 제 2 부분 상에 냉각제를 선택적으로 전달하는 것은, 상기 유착제가 전달된 축조 재료의 부분에 냉각제를 선택적으로 전달하는 것과, 상기 유착제가 전달되지 않은 축조 재료의 부분에 냉각제를 전달하는 것을 포함하고,
상기 유착제가 전달되지 않은 축조 재료의 부분에 전달된 냉각제는, 에너지가 인가될 때 그 부분이 유착되는 것을 방지하도록 의도되는 것을 특징으로 하는
입체 물체를 생성하는 방법. - 제 15 항에 있어서,
상기 유착제가 전달된 축조 재료의 부분에 전달된 냉각제는, 에너지가 인가 될 때 그 부분에 있어서 상기 축조 재료가 유착되는 것을 방지하지 않고 그 부분의 온도를 감소시키도록 의도되는 것을 특징으로 하는
입체 물체를 생성하는 방법.
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CN105916665A (zh) | 2016-08-31 |
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MX2016009288A (es) | 2016-10-07 |
WO2015108546A2 (en) | 2015-07-23 |
DE112014006185B4 (de) | 2023-08-24 |
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