JP2020128091A - 押し出し用の装置及び方法 - Google Patents
押し出し用の装置及び方法 Download PDFInfo
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- 238000001125 extrusion Methods 0.000 title claims abstract description 105
- 238000000034 method Methods 0.000 title claims abstract description 55
- 239000000463 material Substances 0.000 claims description 59
- 238000010438 heat treatment Methods 0.000 claims description 19
- 239000011324 bead Substances 0.000 claims description 12
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 claims description 2
- 230000008021 deposition Effects 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 10
- 238000010146 3D printing Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 239000000047 product Substances 0.000 description 4
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 238000000149 argon plasma sintering Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 239000012943 hotmelt Substances 0.000 description 2
- 239000002648 laminated material Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 238000000151 deposition Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Abstract
Description
テムインテグレーション110が行われる。その後、航空機102は、例えば認証及び納品112の工程を経て、就航114に入る。顧客による使用中は、航空機102は、定例のメンテナンス及びサービス116(調整、変更、再磨き上げなども含む場合もある)のスケジュールに組み込まれる。
ものではないが、いくつかの売主、下請業者、供給業者を含んでもよい。オペレーターは、航空会社、リース会社、軍事団体(military entity)、サービス組織(service organization)などであってもよい。
ード1210の底辺S4が、先に積層されたビード1210の上辺S3と平行になるように構成したものである。これによって、積層された層間の接触面積が最大となり、以下に詳しく説明するように、最終品の強度が増す。
くとも一部を含み得る本開示の一態様において、キャビティ304の長さは、押し出しノズル300の長さよりも長い。この構成によって、キャビティ304から押し出される材料720の熱暴露(後に説明)を最大にすることができ、これによって、ノズル300の長さ及び/又はノズル300及び材料720を加熱するために必要なエネルギー量を減らすことができ、装置320の小型化が促進される。上述および/または後述する例及び態様の要旨の少なくとも一部を含み得る本開示の一態様において、通路400は螺旋形の通路であり、これによって、とりわけ加熱エレメント(後に詳しく説明する)を押し出しノズル300内の中央に配置することができ、装置をより小型化し、押し出しノズル300内において熱を均等に分散させることができる。
押し出しノズル300は、造形台323に対して、Y軸方向に移動する。上述および/または後述する例及び態様の要旨の少なくとも一部を含み得る本開示の一態様において、装置320は、例えば3Dプリントシステムであるが、第3リニア(Z軸)ドライブ322をさらに含み、当該ドライブは、造形面700に対して実質的に垂直な方向に造形台323を移動させるように構成されている。一例において、第3リニアドライブ322を、フレーム320Fに連結してもよい。例えば、図9に示すように、造形面700は、X−Y平面であってもよい。第3リニアドライブ322は、適当なリニアドライブ機構によって造形台323をZ軸に沿ってを移動させるよう構成としてもよい。図3及び図9を参照すると、上述および/または後述する例及び態様の要旨の少なくとも一部を含み得る本開示の一態様において、装置320は、例えば3Dプリントシステムであるが、制御部321を含んでおり、当該制御部は、押し出しノズル300の動き、及び、造形台323上への材料720の押し出しを制御するように構成されている。一例においては、押し出しノズル300は、造形面700内で移動する。例えば、第1、第2、第3リニアドライブ311、312、322及び供給ユニット313を制御部321に機能的に連結することによって、押し出しノズル300を移動させたり、例えば、押し出しノズル300から押し出される材料720の流量を制御したりする。
られる。
前記押し出しノズルは、
入口端部301と、
前記入口端部301とは反対側の出口端部302と、
前記入口端部301と前記出口端部302との間に伸びる軸303と、を含み、前記押し出しノズル300は、前記軸303周りに回転するように構成されており、前記押し出しノズルは、
前記入口端部301と前記出口端部302との間に設けられた回転駆動係合部305と、
前記入口端部301に設けられた入口開口304A及び前記出口端部302に設けられた出口開口304Bを含むキャビティ304と、をさらに含み、前記入口開口304Aは、前記出口開口304Bとは異なる形状を有する、装置320。
造形面700を有する造形台323と、
押し出しノズル300を含むプリントユニット310と、を備える3Dプリントシステムであり、前記プリントユニット310及び前記造形台323は、相対移動可能である、付記A1〜A23のいずれかに記載の装置320。
れかに記載の装置320。
前記押し出しノズル300をツール経路710に沿って移動させると同時に、回転駆動係合部305を用いて前記押し出しノズル300を回転軸303周りに回転させることによって、前記押し出しノズル300の前記出口開口304Bを、前記ツール経路710に対して所定の配向に維持しつつ、前記出口開口304Bから材料720を押し出すこと、とを含む、材料の押し出し方法。
Claims (15)
- 押し出しノズル(300)を備える装置であって、
前記押し出しノズルは、
入口端部(301)と、
前記入口端部(301)とは反対側の出口端部(302)と、
前記入口端部(301)と前記出口端部(302)との間に伸びる軸(303)と、を含み、前記押し出しノズル(300)は、前記軸(303)周りに回転するように構成されており、前記押し出しノズルは、
前記入口端部(301)と前記出口端部(302)との間に設けられた回転駆動係合部(305)と、
前記入口端部(301)に設けられた入口開口(304A)及び前記出口端部(302)に設けられた出口開口(304B)を含むキャビティ(304)と、をさらに含み、前記入口開口(304A)は、前記出口開口(304B)とは異なる形状を有する、装置320)。 - 前記キャビティ(304)は、出口端部(302)付近の方が、前記入口端部(301)付近よりも狭い、請求項1に記載の装置(320)。
- 前記装置(320)は、前記押し出しノズル(300)に熱的に連結された少なくとも1つの加熱エレメント(315)をさらに含む、請求項1及び2のいずれかに記載の装置(320)。
- 前記キャビティ(304)は、実質的に非直線状の通路(400)を有する、請求項1〜3のいずれかに記載の装置(320)。
- 前記キャビティ(304)の前記通路(400)は、蛇行通路である、請求項4に記載の装置(320)。
- 前記蛇行通路は、螺旋形の通路である、請求項5に記載の装置(320)。
- 前記螺旋形の通路は、少なくとも一部が前記押し出しノズル(300)内に配置された少なくとも1つの加熱エレメント(315)の周囲に配置されている、請求項6に記載の装置(320)。
- 前記出口開口(304B)は、非円形の形状を有する、請求項1〜7のいずれかに記載の装置320)。
- 前記出口開口(304B)は、非平面状の開口である、請求項1〜8のいずれかに記載の装置(320)。
- 前記出口開口(304B)の少なくとも一部は、前記押し出しノズル(300)の側部に形成されている、請求項1〜9のいずれかに記載の装置320)。
- 前記キャビティ(304)の長さは、前記押し出しノズル(300)の長さより長い、請求項1〜10のいずれかに記載の装置(320)。
- 回転駆動係合部(305)と、入口端部(301)と、前記入口端部(301)に設けられた入口開口(304A)と、出口端部(302)と、前記出口端部(302)に設けられた出口開口(304B)と、を含む押し出しノズル(300)を用意することと、
前記押し出しノズル(300)をツール経路(710)に沿って移動させると同時に、回転駆動係合部(305)を用いて前記押し出しノズル(300)を回転軸(303)周りに回転させることによって、前記押し出しノズル(300)の前記出口開口(304B)を、前記ツール経路(710)に対して所定の配向に維持しつつ、前記出口開口(304B)から材料(720)を押し出すこと、とを含む、材料の押し出し方法。 - 前記材料(720)を、略矩形の断面を有するビード(1210)として押し出すことをさらに含む、請求項12に記載の方法。
- 前記材料(720)を、前記回転軸(303)に非平行な方向に押し出すことをさらに含む、請求項12〜13のいずれかに記載の方法。
- 前記出口開口(304B)を前記ツール経路(710)に対して接線方向に維持することをさらに含む、請求項12〜14のいずれかに記載の方法。
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