JP2017202682A - 異なる融点の材料を使用した静電3d現像装置 - Google Patents
異なる融点の材料を使用した静電3d現像装置 Download PDFInfo
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Abstract
Description
Claims (10)
- 3次元(3D)プリンタにおいて、
中間転写面と、
造形材料を前記中間転写面に静電的に転写するように配置された造形材料現像ステーションと、
支持材料を前記中間転写面に静電的に転写するように配置された支持材料現像ステーションであって、前記造形材料が、前記支持材料よりも高い融点を有し、前記造形材料現像ステーション及び前記支持材料現像ステーションが、前記造形材料及び前記支持材料の層を前記中間転写面に転写する支持材料現像ステーションと、
前記中間転写面に隣接している転写定着ステーションであって、前記中間転写面が前記転写定着ステーションを通過するのにともない前記層を受けるように配置された転写定着ステーションと、
前記中間転写面に対して移動するプラテンであって、前記プラテン上の前記層の独立した積層を連続的に形成するように前記転写定着ステーションにおいて前記中間転写面上の前記層の1つに前記プラテンが接触するたびに、前記中間転写面が前記造形材料及び前記支持材料の層を前記プラテンに転写するプラテンとを備える、3Dプリンタ。 - さらに、前記支持材料の融点よりも高いが前記造形材料の融点よりも低い温度まで前記独立した積層を加熱し、前記造形材料のみからなる3D構造を残すように配置された支持材料除去ステーションを備える、請求項1に記載の3Dプリンタ。
- さらに、前記転写定着ステーションにおいて直接加熱するように配置された表面ヒータを備え、前記表面ヒータが、前記転写定着ステーションにおいて前記中間転写面及び前記プラテンを加熱する、請求項1に記載の3Dプリンタ。
- 中間転写ベルト(ITB)と、
造形材料を前記ITBに静電的に転写するように配置された造形材料現像ステーションと、
支持材料を前記造形材料が前記ITB上に位置する前記ITBの位置に静電的に転写するように配置された支持材料現像ステーションであって、前記造形材料が、前記支持材料よりも高い融点を有し、前記造形材料現像ステーション及び前記支持材料現像ステーションが、前記造形材料及び前記支持材料の層を前記ITBに転写し、前記層のそれぞれが前記ITBの別個の領域上にあり、パターン化される支持材料現像ステーションと、
前記ITBに隣接している転写定着ステーションであって、前記ITBを支持する前記ITBの第1の側にローラーを備え、前記ITBが前記転写定着ステーションを通過するのにともない前記層を受けるように配置された転写定着ステーションと、
前記ITBに対して移動するプラテンであって、前記プラテン上の前記層の独立した積層を連続的に形成するように前記転写定着ステーションにおいて前記ITBの前記第1の側と対向する第2の側上の前記層の1つに前記プラテンが接触するたびに、前記ITBが前記造形材料及び前記支持材料の層を前記プラテンに転写するプラテンとを備える、3Dプリンタ。 - さらに、前記支持材料の融点よりも高いが前記造形材料の融点よりも低い温度まで前記独立した積層を加熱し、前記造形材料のみからなる3D構造を残すように配置された支持材料除去ステーションを備える、請求項4に記載の3Dプリンタ。
- さらに、前記転写定着ステーションにおいて直接加熱するように配置された表面ヒータを備え、前記表面ヒータが、前記転写定着ステーションにおいて前記中間転写面及び前記プラテンを加熱する、請求項4に記載の3Dプリンタ。
- 造形材料現像ステーションを使用して中間転写面に造形材料を静電的に転写することと、
支持材料現像ステーションを使用して支持材料を前記中間転写面に静電的に転写することであって、前記造形材料が、前記支持材料よりも高い融点を有し、前記支持材料を静電的に転写すること及び前記造形材料を静電的に転写することが、前記造形材料及び前記支持材料の層を前記中間転写面に転写することと、
前記中間転写面が転写定着ステーションを通過するのにともない前記層を受けるように配置された前記転写定着ステーションに前記中間転写面を通過させることと、
前記中間転写面上の前記層に前記プラテンを接触させるように、前記中間転写面に対してプラテンを移動させることであって、前記プラテン上の前記層の独立した積層を連続的に形成するように前記転写定着ステーションにおいて前記中間転写面上の前記層の1つに前記プラテンが接触するたびに、前記中間転写面が前記造形材料及び前記支持材料の層を前記プラテンに転写することと
を備える、方法。 - さらに、支持材料除去ステーションを使用して、前記支持材料の融点よりも高いが前記造形材料の融点よりも低い温度まで前記独立した積層を加熱し、前記造形材料のみからなる3D構造を残すことを備える、請求項7に記載の方法。
- さらに、前記転写定着ステーションにおいて直接加熱するように配置された表面ヒータを使用して前記転写定着ステーションにおいて前記中間転写面及び前記プラテンを加熱することを備える、請求項7に記載の方法。
- さらに、前記層が前記熱にさらされた後に粘着性を有し、前記中間転写面から前記プラテン上の前記層への前記層の転写を促進する、請求項9に記載の方法。
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