JP7140738B2 - 三次元的な物体を付加的に製造する装置のための露光装置 - Google Patents
三次元的な物体を付加的に製造する装置のための露光装置 Download PDFInfo
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Description
Claims (10)
- 三次元的な物体を付加的に製造するための装置用の露光装置であって、
エネルギービームをそれぞれ発生させるために設置されている複数のエネルギービーム発生装置と、
複数のファイバコアで構成される導光ファイバであって、当該複数のファイバコアのそれぞれが少なくとも1つのエネルギービームを当該導光ファイバの入射範囲から当該導光ファイバの出射範囲まで導く複数のファイバコアで構成され、前記複数のファイバコアのそれぞれが前記複数のエネルギービーム発生装置の対応する1つに光学的に結合可能であるか、又は結合され、少なくとも1つのエネルギービームが前記複数のファイバコアのそれぞれに入射可能であるか、又は入射されている導光ファイバと、
前記複数のエネルギービーム発生装置の交互の開始と、前記複数のファイバコアに入射可能であるか、又は入射されているエネルギービームのエネルギービーム特性の規定された制御に応じて、前記複数のファイバコアのうちの少なくとも2つのファイバコアから出射したエネルギービームで構成するエネルギービームの選択された露光パターンを形成する制御装置であって、前記複数のエネルギービーム発生装置の交互の開始と前記エネルギービーム特性の前記規定された制御は、前記エネルギービームの時間及び/又は場所を規定する制御装置と、
を備え、
前記制御装置が、前記露光パターンにより、
前記導光ファイバを走査方向に移動させながら、前記複数のファイバコアのうちの1つのファイバコアから出射した第1のエネルギービームに、前記複数のファイバコアのうちの他の1つのファイバコアから出射した第2のエネルギービームを追従させることで、選択的に凝固化される構造材料層の熱的な予備処理又は前記構造材料層の熱的な後処理を行う、又は、
前記導光ファイバを前記走査方向に移動させながら、前記複数のファイバコアのうちの少なくとも3つのファイバコアに対する前記複数のエネルギービーム発生装置の交互の開始により、前記走査方向に沿った凝固化すべき前記構造材料層の所定の範囲で前記エネルギービームの照射位置を移動させることで、前記構造材料層の熱的な予備処理又は前記構造材料層の熱的な後処理を行う、又は、
前記導光ファイバを前記走査方向に移動させながら、前記複数のファイバコアのうちの中心に配置されたファイバコアからエネルギービームを出射し、前記複数のファイバコアのうちの中心からずれて配置された1つ又は2つのファイバコアであって、前記中心に配置されたファイバコアから前記走査方向に延びる線の上に配置された1つのファイバコアか又は前記線に隣接するように配置された2つのファイバコアから、エネルギービームを出射することで、前記構造材料層の熱的な予備処理及び/又は前記構造材料層の熱的な後処理を行う
露光装置。 - エネルギービームを、少なくとも1つのエネルギービームパラメータに関して異なる複数のエネルギービームに分割するように構成された少なくとも1つのエネルギービーム分割装置を備え、
前記複数のファイバコアの少なくともいくつかは、前記エネルギービーム分割装置の少なくとも1つを中間接続しつつ、間接的に前記複数のエネルギービーム発生装置の少なくとも1つに光学的に結合可能であるか、又は結合されている請求項1に記載の露光装置。 - 前記複数のファイバコアは個別に、相対的に互いに同一又は異なるファイバコア断面幾何形状を有している請求項1又は2に記載の露光装置。
- 前記複数のファイバコアは個別に、前記導光ファイバの断面にわたって対称又は非対称に構成、又は配置されている請求項1~3のいずれか1項に記載の露光装置。
- 円形又は略円形の断面を有する導光ファイバに基づき、前記複数のファイバコアの少なくともいくつかが前記導光ファイバの中心軸線に関して異なる径方向の位置に構成、又は配置されている請求項1~4のいずれか1項に記載の露光装置。
- 前記複数のファイバコアのいくつかが、相対的に互いに対して等距離に構成、又は配置されている請求項1~5のいずれか1項に記載の露光装置。
- 前記複数のエネルギービーム発生装置のそれぞれは、相対的に互いに異なるエネルギービーム特性を有する異なるエネルギービームをそれぞれ発生させるために設置されている請求項1~6のいずれか1項に記載の露光装置。
- 前記複数のエネルギービーム発生装置の対応する1つからのエネルギービームは、前記複数のファイバコアの少なくとも2つに入射可能であるか、又は入射されている請求項1~7のいずれか1項に記載の露光装置。
- 前記制御装置が、前記複数のファイバコアのそれぞれに入射可能であるか、又は入射されている前記複数のエネルギービームの前記エネルギービーム特性が規定された制御によって、前記露光装置から全体として出射可能であるか、又は出射される前記エネルギービームの規定されたプロファイルを形成するように設置されている請求項1~8のいずれか1項に記載の露光装置。
- 前記制御装置が、前記複数のエネルギービーム発生装置の交互の開始と、前記複数のファイバコアに入射可能であるか、又は入射されている前記エネルギービームの前記エネルギービーム特性の規定された制御とによって、前記複数のファイバコアの少なくとも1つの第1のファイバコアから出射可能であるか、又は出射される第1のエネルギービームを介して、選択的な露光と、これに伴う構造材料層の選択的な凝固化とを実現するように、及び前記複数のファイバコアの少なくとも1つの別のファイバコアから出射可能であるか、又は出射される1つ以上の別のエネルギービームを介して、選択的に凝固化されるべき構造材料層の少なくとも部分的な熱的な予備処理及び/又は選択的に凝固化された構造材料層の少なくとも部分的な熱的な後処理を実現するように設置されている請求項1~9のいずれか1項に記載の露光装置。
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