JP7476304B2 - 多層部品の積層造形のための3dプリンター、印刷方法及び部品 - Google Patents
多層部品の積層造形のための3dプリンター、印刷方法及び部品 Download PDFInfo
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- Life Sciences & Earth Sciences (AREA)
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Description
- 平面に沿って互いに境界付けられており、
- 異なる材料を含むと共に、
- 化学的に互いに直接的に結合されている、
ものを包含する
2 組み合わされた部材
2a-d 4つの個々の部材
3,3a-b ディスペンサー
4,4a-b 回収装置
5 作業面
6,6a-b タンク
7,7a-d 供給装置
8,8a-d 樋
9,9a-d ホース
10 プロジェクター
10b 光線
11 部品
12 構築パネル
13 位置決めシステム
14 クリーニング装置
15a-15d 部品11のレイヤー
16a-16f 部品11の層
17 部品11の外面
B 作業面5の幅
L 作業面5の長さ
Claims (15)
- 多層部品(11)の積層造形のための3Dプリンター(1)であって、
作業面(5)と、
少なくとも2つの異なる原料のうちのそれぞれ1つで前記作業面(5)を被覆するように構成された、少なくとも2つの可動のディスペンサー(3)であって、それぞれの前記原料の少なくとも一部が製造ステップにおいて1つの層として前記部品(11)に付加される、ディスペンサー(3)と、
1つの層の前記部品(11)への付加の際に使用されなかったそれぞれの前記原料を選択的に回収するため、及び、回収された前記原料をそれぞれ所属する前記ディスペンサー(3)内へ還流させるための、少なくとも2つの可動の回収装置(4)と、
を含む3Dプリンター(1)。 - 前記作業面(5)内の、放射線に対して透過性の窓と、
前記窓の下に配置されており、その結果、前記窓を貫いて前記窓の上の前記原料を感光させ、それにより硬化させることができる、放射線源(10)と、
構築パネル(12)であって、前記構築パネル(12)の下面に前記部品(11)が配置され固定され得ると共に、前記作業面(5)の上方でこれに対して平行に配置され、前記作業面(5)に対して垂直に昇降され得る、構築パネル(12)と、
前記構築パネル(12)を前記作業面(5)に対して垂直に昇降させることができ、それにより部品(11)と作業面(5)との間の距離を決定する、位置決めシステム(13)と、
を更に含む、請求項1に記載の3Dプリンター(1)。 - セラミック粉末、金属粉末又は有機粉末のうちのいずれか及び光重合可能な有機バインダーを含むペーストを含む前記原料を加工するために設計されている、請求項1又は2に記載の3Dプリンター(1)。
- ディスペンサー(3)及び回収装置(4)は、1つの部材(2)内に形成されている、請求項1~3のいずれか1項に記載の3Dプリンター(1)。
- 少なくとも2つのディスペンサー(3)が、1つの部材(2)内に形成されている、請求項1~4のいずれか1項に記載の3Dプリンター(1)。
- 少なくとも2つの回収装置(4)が、1つの部材(2)内に形成されている、請求項1~5のいずれか1項に記載の3Dプリンター(1)。
- 前記ディスペンサー(3)は、前記原料を貯蔵するためのタンク(6)と、前記作業面(5)を前記原料で被覆するための被覆装置と、を含む、請求項1~6のいずれか1項に記載の3Dプリンター(1)。
- 前記作業面の異なる縁部に取り付けられた少なくとも2つの樋(8)を含み、前記可動の回収装置(4)は、使用されなかった前記原料を、所属する前記樋(8)内へ押しのける、請求項1~7のいずれか1項に記載の3Dプリンター(1)。
- 前記部品(11)から原料を取り除くためのクリーニング装置(14)を含む、請求項1~8のいずれか1項に記載の3Dプリンター(1)。
- 前記クリーニング装置(14)は、駆動システムによって、前記部品(11)の表面に沿って横方向に移動され得る、請求項9に記載の3Dプリンター(1)。
- 前記クリーニング装置(14)のそれぞれに対して1つずつ還流装置が設けられており、
各還流装置は、回収された前記原料をそれぞれ割り当てられた前記ディスペンサー(3)内へ戻す搬送装置を含む、
請求項9に記載の3Dプリンター(1)。 - 3次元的な多層部品(11)を積層造形するため及び使用されなかった原料を回収するための方法であって、以下のステップを含む:
- 第1の原料の層を作業面(5)上に前記作業面(5)の上方を横方向に移動する第1のディスペンサー(3)によって塗布するステップであって、前記第1の原料の層厚さは、少なくとも、前記部品(11)に付加すべき層の所望の層厚さに対応する、ステップ
- 前記第1の原料の前記層を、前記作業面(5)上の前記部品(11)の被覆すべき表面と接触させると共に、前記部品(11)の構造化された新しい層を形成するために前記第1の原料の一部を構造化された態様で硬化させるステップ
- 前記新しい層を含む前記部品(11)を前記作業面(5)から持ち上げるステップ
- 前記作業面(5)の上方を横方向に移動する第1の回収装置(4)を用いて前記作業面(5)から残りの前記第1の原料を取り除くと共に、前記第1の原料を前記第1のディスペンサー(3)に還流させるステップ
- 第2の原料及び第2のディスペンサー(3)を用いて前述した方法ステップを繰り返すステップであって、第2の回収装置(4)が設けられており、その結果、前記第1の原料及び前記第2の原料はそれぞれ選択的に対応する前記第1のディスペンサー(3)及び前記第2のディスペンサー(3)内へ戻され得る、ステップ - - 前記作業面(5)は窓を有し、前記窓は、放射線透過性であると共に、前記窓の寸法において少なくとも付加すべき層のサイズを有し、
- 構築パネル(12)が前記部品(11)と共に前記窓の上方に位置決めされ、
- 前記構築パネル(12)は、前記部品(11)の前記表面と前記作業面(5)との間の距離が、前記部品(11)に付加すべき構造化された新しい層の所望の層厚さに対応するまで、前記窓に対して垂直に下げられ、
- 前記原料は、前記窓を通じた前記多層部品(11)の照射により、新しい層へと構造化され硬化され、
- 前記構築パネルは、前記部品(11)及びそれに付着している新しい層と共に、前記作業面(5)から持ち上げられる、
請求項12に記載の方法。 - 請求項13に記載の方法であって、以下の引き続くステップを含む:
- 前記部品(11)から原料を取り除くためのクリーニング装置(14)を準備するステップ
- 前記部品(11)の前記表面に沿った前記クリーニング装置(14)の横方向の移動によって、前記部品(11)の前記表面から余分な前記原料を取り除くステップ
- 所属する還流装置によって、前記原料を、当該原料に対応する前記ディスペンサー(3)内へ還流させるステップ - 前記部品(11)は複数の層(16)を含み、前記層(16)は、
- 平面に沿って互いに境界付けられており、
- 異なる材料を含むと共に、
- 化学的に互いに直接的に結合されている、請求項12に記載の方法。
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