JP7146576B2 - 積層造形装置、積層造形方法、及びプログラム - Google Patents
積層造形装置、積層造形方法、及びプログラム Download PDFInfo
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Description
以下に、第1の実施形態について、図1乃至図6を参照して説明する。なお、本明細書においては基本的に、鉛直上方を上方向、鉛直下方を下方向と定義する。また、本明細書において、実施形態に係る構成要素及び当該要素の説明が、複数の表現で記載されることがある。構成要素及びその説明は、一例であり、本明細書の表現によって限定されない。構成要素は、本明細書におけるものとは異なる名称で特定され得る。また、構成要素は、本明細書の表現とは異なる表現によって説明され得る。
以下に、第2の実施形態について、図7及び図8を参照して説明する。なお、以下の複数の実施形態の説明において、既に説明された構成要素と同様の機能を持つ構成要素は、当該既述の構成要素と同じ符号が付され、さらに説明が省略される場合がある。また、同じ符号が付された複数の構成要素は、全ての機能及び性質が共通するとは限らず、各実施形態に応じた異なる機能及び性質を有していても良い。
以下に、第3の実施形態について、図9及び図10を参照して説明する。図9は、第3の実施形態に係る積層造形装置1及び外部コンピュータ2の構成を機能的に示す例示的なブロック図である。図9に示すように、第3の実施形態の制御部14は、記憶部61及び造形制御部62に加え、入出力インターフェース(I/F)81をさらに備える。
Claims (15)
- 積層造形された物体を支持可能な支持面と、
前記支持面に対して相対的に移動し、粉体を吐出するとともに、エネルギー線を照射して前記粉体を溶融又は焼結させて、前記物体に含まれる層の造形を行うノズル、を有し、前記ノズルの向きが変化可能な造形部と、
前記ノズルの向きの変化に応じて前記ノズルによる前記層の造形の条件を変更可能な制御部と、
を具備し、
前記制御部は、前記支持面の法線方向に対する前記ノズルの向きの傾斜角度が増大する場合、前記ノズルにより造形される前記層の、前記支持面の法線方向における厚さが、前記層の造形の条件の変更前よりも増大するように、前記層の造形の条件を変更する、
積層造形装置。 - 前記層の造形の条件は、前記支持面に対する前記ノズルの移動速度、単位時間あたりに前記ノズルから吐出される前記粉体の量、前記エネルギー線の出力、前記エネルギー線の焦点の径、及び前記ノズルと前記支持面との相対位置、のうち少なくとも一つを含む、請求項1の積層造形装置。
- 前記制御部は、造形された前記層の数に応じて、前記層の造形の条件をさらに変更可能である、請求項1又は請求項2の積層造形装置。
- 前記層の形状を計測する計測部、をさらに具備し、
前記制御部は、前記計測部の計測結果に応じて、前記層の造形の条件をさらに変更可能である、請求項1乃至請求項3のいずれか一つの積層造形装置。 - 積層造形された物体を支持可能な支持面に対して相対的にノズルを移動させ、前記ノズルから粉体を吐出させ、前記ノズルからエネルギー線を照射させて前記粉体を溶融又は焼結させて、前記物体に含まれる層の造形を行うことと、
前記ノズルの向きを変化させることと、
前記ノズルの向きの変化に応じて前記ノズルによる前記層の造形の条件を変更することと、
を具備し、
前記支持面の法線方向に対する前記ノズルの向きの傾斜角度が増大する場合、前記ノズルにより造形される前記層の、前記支持面の法線方向における厚さが、前記層の造形の条件の変更前よりも増大するように、前記層の造形の条件を変更する、
積層造形方法。 - 前記層の造形の条件は、前記支持面に対する前記ノズルの移動速度、単位時間あたりに前記ノズルから吐出される前記粉体の量、前記エネルギー線の出力、前記エネルギー線の焦点の径、及び前記ノズルと前記支持面との相対位置、のうち少なくとも一つを含む、請求項5の積層造形方法。
- 造形された前記層の数に応じて、前記層の造形の条件をさらに変更すること、をさらに具備する請求項5又は請求項6の積層造形方法。
- 前記層の形状を計測することと、
前記層の形状の計測結果に応じて、前記層の造形の条件をさらに変更することと、
をさらに具備する請求項5乃至請求項7のいずれか一つの積層造形方法。 - 前記ノズルの向きの変化を検知すること、
をさらに具備し、
前記ノズルの向きの変化の検知結果に基づき、前記層の造形の条件を変更する、請求項5乃至請求項8のいずれか一つの積層造形方法。 - 前記層の造形のための数値制御情報から、前記ノズルの向きの情報を抽出すること、
をさらに具備し、
前記ノズルの向きの情報に基づき、前記層の造形の条件を変更する、請求項5乃至請求項8のいずれか一つの積層造形方法。 - 前記層の造形のための数値制御情報から、前記ノズルの向きの情報を抽出すること、
をさらに具備し、
前記ノズルの向きの情報に基づき、前記数値制御情報における前記層の造形の条件を変更する、請求項5乃至請求項8のいずれか一つの積層造形方法。 - 積層造形された物体を支持可能な支持面に対して相対的に移動し、粉体を吐出し、エネルギー線を照射して前記粉体を溶融又は焼結させて、前記物体に含まれる層の造形を行い、向きを変更可能なノズル、の向きの変化に応じて、前記ノズルによる前記層の造形の条件を変更する変更ステップ、
をコンピュータに実行させるためのプログラムであって、
前記支持面の法線方向に対する前記ノズルの向きの傾斜角度が増大する場合、前記ノズルにより造形される前記層の、前記支持面の法線方向における厚さが、前記層の造形の条件の変更前よりも増大するように、前記層の造形の条件を変更する、
プログラム。 - 前記ノズルの向きの変化を検知する検知ステップ、
をさらにコンピュータに実行させるためのプログラムであって、
前記変更ステップにおいて、前記ノズルの向きの変化の検知結果に基づき、前記層の造形の条件を変更する、請求項12のプログラム。 - 前記層の造形のための数値制御情報から、前記ノズルの向きの情報を抽出する抽出ステップ、
をさらにコンピュータに実行させるためのプログラムであって、
前記変更ステップにおいて、前記ノズルの向きの情報に基づき、前記層の造形の条件を変更する、請求項12のプログラム。 - 前記層の造形のための数値制御情報から、前記ノズルの向きの情報を抽出する抽出ステップ、
をさらにコンピュータに実行させるためのプログラムであって、
前記変更ステップにおいて、前記ノズルの向きの情報に基づき、前記数値制御情報における前記層の造形の条件を変更する、請求項12のプログラム。
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US11084225B2 (en) | 2018-04-02 | 2021-08-10 | Nanotronics Imaging, Inc. | Systems, methods, and media for artificial intelligence process control in additive manufacturing |
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US20200130264A1 (en) | 2020-04-30 |
EP3646969B1 (en) | 2023-11-29 |
EP3646969A1 (en) | 2020-05-06 |
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