JP2018524245A - 付加製造装置の粉体搬送システム及び方法 - Google Patents
付加製造装置の粉体搬送システム及び方法 Download PDFInfo
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Abstract
Description
Claims (18)
- キャリアガス源と、粉体フィーダと、ノズルとを有する付加製造装置の粉体搬送システムであって、
前記キャリアガス源及び前記粉体フィーダと流体連通する入力部と、前記ノズルと流体連通する出力部とを有する粉体搬送管路と、
前記粉体搬送管路に配設され、前記粉体搬送管路の前記入力部と流体連通する流入口と、前記粉体搬送管路の前記出力部と流体連通する第1流出口と、第2流出口とを有する粉体制御弁であって、前記流入口から入る入力流体流を、前記第1流出口に供給される出力流体流と前記第2流出口に供給される戻り流体流とに分けるように構成された再循環状態を有する粉体制御弁と、
前記粉体制御弁の前記戻りポートと流体連通する戻り管路と、
前記戻り管路と流体連通する収集器とを備えたシステム。 - 前記粉体制御弁は、可変出力流体流及び可変戻り流体流を提供するように構成された絞り弁からなる請求項1記載の粉体搬送システム。
- 前記粉体制御弁は、第1状態と第2状態とを有するバイナリ弁からなる請求項1記載の粉体搬送システム。
- 前記バイナリ弁の前記第1状態は、前記入力流体流をすべて前記第1流出口に送り、前記バイナリ弁の前記第2状態は、前記入力流体流をすべて前記第2流出口に送る請求項3記載の粉体搬送システム。
- 前記収集器は、前記粉体フィーダから独立して設けられた粉体戻りタンクからなる請求項1記載の粉体搬送システム。
- 前記粉体戻りタンクは、前記付加製造装置の前記粉体フィーダと接続管路を介して流体連通し、前記接続管路には戻り弁が配設されている請求項5記載の粉体搬送システム。
- 前記収集器の内部と前記収集器の外部とを流体連通する排気ポートをさらに備えた請求項5記載の粉体搬送システム。
- 前記排気ポートは、前記付加製造装置の加工チャンバに流体連結された請求項7記載の粉体搬送システム。
- 前記収集器は、前記粉体フィーダである請求項1記載の粉体搬送システム。
- 前記キャリアガス源を前記ノズルに流体連結する補給管路をさらに備えた請求項1記載の粉体搬送システム。
- 前記付加製造装置は、第2粉体フィーダを含み、
前記粉体搬送システムは、さらに、
前記キャリアガス源及び前記第2粉体フィーダと流体連通する入力部と、前記ノズルと流体連通する出力部とを有する第2粉体搬送管路と、
前記第2粉体搬送管路に配設され、前記第2粉体搬送管路の前記入力部と流体連通する流入口と、前記第2粉体搬送管路の前記出力部と流体連通する第1流出口と、第2流出口とを有する第2粉体制御弁であって、その前記流入口から入る第2入力流体流を、その前記第1流出口に供給される第2出力流体流とその前記第2流出口に供給される第2戻り流体流とに分けるように構成された再循環状態を有する第2粉体制御弁と、
前記第2粉体制御弁の前記第2流出口と流体連通する第2戻り管路と、
前記第2戻り管路と流体連通する第2収集器とを備えた請求項1記載の粉体搬送システム。 - 前記粉体搬送管路の前記出力部と前記第2粉体搬送管路の前記出力部の両方に流体連通する混合チャンバをさらに備えた請求項11記載の粉体搬送システム。
- 付加製造装置のノズルに粉体を搬送する方法であって、
粉体搬送管路の入力部を通るキャリアガスの入力流体流を供給することと、
前記入力流体流に粉体を混入させることと、
前記入力流体流を、前記搬送管路の出力部を通る出力流体流と、戻り管路を通る戻り流体流とに分けることと、
前記出力流体流を前記ノズルに送ることと、
前記戻り流体流を収集器に送ることを備えた方法。 - 前記粉体搬送管路には粉体制御弁が配設されており、該粉体制御弁は、前記戻り管路と流体連通し、前記入力流体流を前記出力流体流と前記戻り流体流とに分けるように構成されている請求項13記載の方法。
- 前記粉体制御弁は、前記出力流体流及び前記戻り流体流の流量を調整するために調節することができる請求項14記載の方法。
- 前記粉体制御弁は、前記入力流体流がすべて前記出力流体流に送られる搬送状態と、前記入力流体流がすべて前記戻り流体流に送られる戻り状態とを有する請求項14記載の方法。
- 前記収集器は、粉体戻りタンクからなる請求項13記載の方法。
- 戻り粉体を前記収集器から前記付加製造装置の粉体フィーダに移送することをさらに備えた請求項16記載の方法。
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Cited By (6)
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JP2020037240A (ja) * | 2018-09-06 | 2020-03-12 | Dmg森精機株式会社 | 付加製造装置 |
JP2020535558A (ja) * | 2017-09-29 | 2020-12-03 | アッドアップ | 1又は2以上の粉体を調量するための装置、関連する調量プロセス、及びこの装置を含む3dプリンター |
KR102237374B1 (ko) * | 2020-09-09 | 2021-04-07 | 정구봉 | 3d 프린팅을 이용한 부품 및 부품 검사 지그 제조 방법 및 시스템 |
US10987862B2 (en) | 2019-03-28 | 2021-04-27 | Seiko Epson Corporation | Three-dimensional shaping device |
JP7376286B2 (ja) | 2018-11-26 | 2023-11-08 | ザ・ボーイング・カンパニー | 吸引アセンブリを有する付加製造装置およびシステムならびにこれらを用いる方法 |
US11884012B2 (en) | 2019-03-28 | 2024-01-30 | Seiko Epson Corporation | Three-dimensional shaping device and method of shaping three-dimensional shaped article |
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US10773310B2 (en) * | 2017-01-31 | 2020-09-15 | General Electric Company | Additive manufacturing system, article, and method of manufacturing an article |
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US10226917B2 (en) | 2019-03-12 |
US20170028631A1 (en) | 2017-02-02 |
EP3328552A1 (en) | 2018-06-06 |
EP3328552B1 (en) | 2021-09-08 |
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