JP7377629B2 - 複合金属間化合物およびセラミック構造体の積層造形 - Google Patents
複合金属間化合物およびセラミック構造体の積層造形 Download PDFInfo
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Description
110 3Dプリンタ
120,130 プリントヘッド
125 第1の層
135 第2の層
150 ワークボックス
160 制御ユニット
210 生素地
220 第1の粉末
212圧縮状態の生素地
Claims (17)
- システムであって、
三次元(3D)プリンタを含み、前記3Dプリンタは、
不活性材料から成るプリントベッドと、
第1の粉末の層を前記プリントベッド上に堆積させるよう構成された第1のプリントヘッドと、
第2の粉末の層を前記プリントベッド上に堆積させるよう構成された第2のプリントヘッドとを有し、
前記第1の粉末の層と前記第2の粉末の層は、生素地を形成し、
前記生素地を圧縮して圧縮生素地を形成するよう構成された油圧プレスを含み、
キルンを含み、前記キルンは、
物体を形成するために前記圧縮生素地を反応温度まで加熱するよう構成され、前記物体は、前記第1の粉末の過剰分で包囲され、
前記第1の粉末の過剰分で包囲された前記物体を溶融温度まで加熱するよう構成され、前記溶融温度は、前記第1の粉末の融点以上かつ前記物体の融点未満であり、
前記第1の粉末は、第1の金属材料から成り、
前記第2の粉末は、第2の金属材料から成り、
前記物体は、金属間化合物材料から成る、システム。 - システムであって、
三次元(3D)プリンタを含み、前記3Dプリンタは、
不活性材料から成るプリントベッドと、
第1の粉末の層を前記プリントベッド上に堆積させるよう構成された第1のプリントヘッドと、
第2の粉末の層を前記プリントベッド上に堆積させるよう構成された第2のプリントヘッドとを有し、
前記第1の粉末の層と前記第2の粉末の層は、生素地を形成し、
前記生素地を圧縮して圧縮生素地を形成するよう構成された油圧プレスを含み、
キルンを含み、前記キルンは、
物体を形成するために前記圧縮生素地を反応温度まで加熱するよう構成され、前記物体は、前記第1の粉末の過剰分で包囲され、
前記第1の粉末の過剰分で包囲された前記物体を溶融温度まで加熱するよう構成され、前記溶融温度は、前記第1の粉末の融点以上かつ前記物体の融点未満であり、
前記第1の粉末は、金属材料から成り、
前記第2の粉末は、炭素材料から成り、
前記物体は、金属炭化物セラミックから成る、システム。 - 前記第1の粉末の前記過剰分は、前記物体が形成されているときに前記物体を構造的に支持するよう構成されている、請求項1または請求項2記載のシステム。
- 前記第1の粉末の前記過剰分は、前記キルン内の雰囲気による汚染から前記物体の前記形成を保護するよう構成されている、請求項1または請求項2記載のシステム。
- 前記第2の粉末は、第2の金属材料および第3の金属材料を含む予備混合粉末から成る、請求項1または請求項2記載のシステム。
- 前記生素地は、結合剤なしで形成される、請求項1または請求項2記載のシステム。
- 積層造形のための方法であって、
生素地を形成するステップを含み、前記生素地を形成するステップは、
第1のプリントヘッドを用いて第1の粉末の第1の層をプリントベッド上に堆積させ、
第2のプリントヘッドを用いて第2の粉末の第2の層をプリントベッド上に堆積させることによって実施され、
油圧プレスを用いて前記生素地を圧縮して圧縮生素地を形成するステップを含み、
キルンを用いて前記圧縮生素地を反応温度まで加熱して物体を形成するステップを含み、前記物体は、前記第1の粉末の過剰分によって包囲され、
前記キルンを用いて前記第1の粉末の前記過剰分によって包囲された前記物体を溶融温度まで加熱するステップを含み、前記溶融温度は、前記第1の粉末の融点以上かつ前記物体の融点未満であり、
前記溶融温度までの加熱により前記第1の粉末の過剰分を前記物体の周りから溶融させ、
前記第1の粉末は、第1の金属材料から成り、
前記第2の粉末は、第2の金属材料から成り、
前記物体は、金属間化合物材料から成る、方法。 - 積層造形のための方法であって、
生素地を形成するステップを含み、前記生素地を形成するステップは、
第1のプリントヘッドを用いて第1の粉末の第1の層をプリントベッド上に堆積させ、
第2のプリントヘッドを用いて第2の粉末の第2の層をプリントベッド上に堆積させることによって実施され、
油圧プレスを用いて前記生素地を圧縮して圧縮生素地を形成するステップを含み、
キルンを用いて前記圧縮生素地を反応温度まで加熱して物体を形成するステップを含み、前記物体は、前記第1の粉末の過剰分によって包囲され、
前記キルンを用いて前記第1の粉末の前記過剰分によって包囲された前記物体を溶融温度まで加熱するステップを含み、前記溶融温度は、前記第1の粉末の融点以上かつ前記物体の融点未満であり、
前記溶融温度までの加熱により前記第1の粉末の過剰分を前記物体の周りから溶融させ、
前記第1の粉末は、金属材料から成り、
前記第2の粉末は、炭素材料から成り、
前記物体は、金属炭化物セラミックから成る、方法。 - 前記第1の粉末の前記過剰分は、前記物体が形成されているときに前記物体を構造的に支持するよう構成されている、請求項7または請求項8記載の方法。
- 前記第1の粉末の前記過剰分は、前記キルン内の雰囲気による汚染から前記物体の前記形成を保護するよう構成されている、請求項7または請求項8記載の方法。
- 前記第2の粉末は、第2の金属材料および第3の金属材料を含む予備混合粉末から成る、請求項7または請求項8記載の方法。
- 前記生素地は、結合剤なしで形成される、請求項7または請求項8記載の方法。
- 三次元(3D)プリンタであって、
不活性材料から成るプリントベッドと、
第1のプリントヘッドと、
第2のプリントヘッドと、
制御ユニットとを有し、前記制御ユニットは、
前記第1のプリントヘッドを用いて第1の粉末の第1の層を前記プリントベッド上に堆積させ、
前記第2のプリントヘッドを用いて第2の粉末の第2の層を前記プリントベッド上に堆積させるよう構成され、
前記第1の粉末の層と前記第2の粉末の層は、生素地を形成し、
前記生素地は、圧縮状態の生素地を形成するよう油圧プレス内で圧縮されるよう構成され、
前記圧縮生素地は、前記第1の粉末の過剰分によって包囲された物体を形成するようキルン内で反応温度まで加熱されるよう構成され、
前記第1の粉末の過剰分によって包囲された前記物体は、前記キルン内で溶融温度まで加熱されるよう構成され、
前記溶融温度は、前記第1の粉末の融点以上かつ前記物体の融点未満であり、
前記第1の粉末は、第1の金属材料から成り、
前記第2の粉末は、第2の金属材料から成り、
前記物体は、金属間化合物材料から成る、3Dプリンタ。 - 三次元(3D)プリンタであって、
不活性材料から成るプリントベッドと、
第1のプリントヘッドと、
第2のプリントヘッドと、
制御ユニットとを有し、前記制御ユニットは、
前記第1のプリントヘッドを用いて第1の粉末の第1の層を前記プリントベッド上に堆積させ、
前記第2のプリントヘッドを用いて第2の粉末の第2の層を前記プリントベッド上に堆積させるよう構成され、
前記第1の粉末の層と前記第2の粉末の層は、生素地を形成し、
前記生素地は、圧縮状態の生素地を形成するよう油圧プレス内で圧縮されるよう構成され、
前記圧縮生素地は、前記第1の粉末の過剰分によって包囲された物体を形成するようキルン内で反応温度まで加熱されるよう構成され、
前記第1の粉末の過剰分によって包囲された前記物体は、前記キルン内で溶融温度まで加熱されるよう構成され、
前記溶融温度は、前記第1の粉末の融点以上かつ前記物体の融点未満であり、
前記第1の粉末は、金属材料から成り、
前記第2の粉末は、炭素材料から成り、
前記物体は、金属炭化物セラミックから成る、3Dプリンタ。 - 前記第1の粉末の前記過剰分は、前記物体が形成されているときに前記物体を構造的に支持するよう構成されている、請求項13または請求項14記載の3Dプリンタ。
- 前記第1の粉末の前記過剰分は、前記キルン内の雰囲気による汚染から前記物体の前記形成を保護するよう構成されている、請求項13または請求項14記載の3Dプリンタ。
- 前記生素地は、結合剤なしで形成される、請求項13または請求項14記載の3Dプリンタ。
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