JP2019524512A - 多軸ロボットビルドシステムを用いて3d部品を印刷する方法及び部品のオーブン外3d印刷の方法 - Google Patents
多軸ロボットビルドシステムを用いて3d部品を印刷する方法及び部品のオーブン外3d印刷の方法 Download PDFInfo
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Abstract
Description
特段の記載が無い限り、本明細書で使用される以下の用語は、以下で規定される意味を有する。
Claims (29)
- 6つの自由度に可動なロボットアームと、
少なくとも2つの自由度に可動であり、前記ロボットアームの動作から独立して、部品幾何形状に基づいて重力の効果を打ち消すようにビルドされている部品を位置決めするビルドプラットフォームと、
前記ロボットアームの端部に取り付けられ、少なくとも部品材料を複数の流量を用いて押し出すように構成された押し出し機と、
を備え、
前記ロボットアーム及び前記ビルドプラットフォームの動作は、3D部品をビルドするように前記押し出される材料の前記流量と同期される、多軸ロボット付加製造システム。 - 前記ビルドプラットフォームは、中心軸の回りに回転するように構成されている、請求項1に記載の多軸ロボット付加製造システム。
- 前記ビルドプラットフォームは、平面内において実質的に垂直から実質的に水平に傾動するように構成されている、請求項1に記載の多軸ロボット付加製造システム。
- 前記ビルドプラットフォームは、中心軸の回りに回転するとともに、平面内において実質的に垂直から実質的に水平に傾動するように構成されている、請求項1に記載の多軸ロボット付加製造システム。
- 前記押し出し機によって工具経路に沿って前記材料を押し出す前に、前記工具経路に沿って前記部品の以前に印刷された部分の一部分を局所的に予熱するように構成された予熱器、
を更に備える、請求項1に記載の多軸ロボット付加製造システム。 - 前記予熱器はガスジェット加熱器を含む、請求項5に記載の多軸ロボット付加製造システム。
- 前記予熱器はレーザー光源加熱器を含む、請求項5に記載の多軸ロボット付加製造システム。
- 前記予熱器はハイブリッドガスジェットレーザー予熱器を含む、請求項5に記載の多軸ロボット付加製造システム。
- 前記材料の押し出し後に前記工具経路に沿って前記部品の一部分を冷却するように構成された冷却器を更に備える、請求項5に記載の多軸ロボット付加製造システム。
- 前記冷却器はガスジェット冷却器である、請求項9に記載の多軸ロボット付加製造システム。
- 押し出し前に押し出し物を冷却するように構成された予冷器を更に備える、請求項1に記載の多軸ロボット付加製造システム。
- 前記予冷器はガスジェット冷却器である、請求項11に記載の多軸ロボット付加製造システム。
- 前記押し出し機を別の工具に交換するように構成された工具交換器、
を更に備える、請求項1に記載の多軸ロボット付加製造システム。 - 前記工具交換器は、前記押し出し機を除去製造工具に交換するように構成されている、請求項13に記載の多軸ロボット付加製造システム。
- 多軸ロボットビルドシステムを用いて3D部品を印刷する方法であって、
6つの自由度に動作するロボットアームに取り付けられた押し出し機を用いて、3D工具経路に沿ってビルドプラットフォーム上で前記部品の少なくとも一部分を印刷することと、
前記ロボットアームの動作とは別個に、前記印刷されている部品の幾何形状に基づいて印刷中に前記ビルドプラットフォームを動作させることによって前記部品の向きを定めることと、
を含み、
前記ビルドプラットフォームの動作及び前記ロボットアームの動作は、支持構造体を用いずに前記部品を印刷するように同期されている、方法。 - 前記方法は、ネット部品又はニアネット部品を印刷することを含む、請求項15に記載の方法。
- 部品の幾何形状、前記ロボットアームの速度、前記ビルドプラットフォームの速度又はそれらの組み合わせに基づいて、前記押し出し機の押し出しレートを変化させることを更に含む、請求項15に記載の方法。
- 前記部品の後続の層の工具経路に沿って、以前に印刷された材料を局所的に予熱することを更に含む、請求項15に記載の方法。
- 局所的に予熱することは、ほぼ、押し出された材料が以前に押し出された材料に付着する温度に予熱することを含む、請求項18に記載の方法。
- 前記材料が前記工具経路に押し出された後に、前記工具経路に沿って前記部品の少なくとも一部分を冷却することを更に含む、請求項18に記載の方法。
- 前記材料を押し出す前に工具経路に沿って、以前に印刷された材料を能動的に冷却することを更に含む、請求項15に記載の方法。
- 3D部品のオーブン外印刷の方法であって、
6つの自由度を有するロボットアームに押し出し機を設けることと、
少なくとも2つの回転軸において可動なビルドプラットフォームを設けることと、
第1の3D工具経路に沿って、前記部品の第1の部分の少なくとも第1のセグメントを押し出すことと、
第2の3D工具経路に沿って、前記部品の前記第1の部分の表面にコンフォーマルに前記部品の第2の部分の少なくとも第2のセグメントを押し出すことと、
を含み、
前記部品の第2の部分を押し出すことは、前記第1の部分の一部分を、前記部品の前記第2の部分の前記第2の3D工具経路に沿って、前記工具経路のその部分に押し出しを行う前に局所的に予熱することを含む、方法。 - 局所的に予熱することは、ガスジェットを用いて予熱することを含む、請求項22に記載の方法。
- 予熱することは、ガスジェットのアレイを用いて予熱することを含む、請求項22に記載の方法。
- 局所的に予熱することは、レーザーを用いて予熱することを含む、請求項22に記載の方法。
- 前記第1の部分の一部分を、前記第2の3D工具経路に沿って、前記第2の3D工具経路のその部分に沿って押し出しを行う前に局所的に予冷することを更に含む、請求項22に記載の方法。
- 局所的に予冷することは、ガスジェットを用いて予冷することを含む、請求項26に記載の方法。
- 前記事前に予熱された第2の工具経路に沿って、前記押し出された材料を能動的に冷却することを更に含む、請求項22に記載の方法。
- 冷却することは、ガスジェット冷却器を用いて行われる、請求項23に記載の方法。
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