JP2023550736A - 少なくとも1つの空隙部を有する材料層を製造する方法 - Google Patents
少なくとも1つの空隙部を有する材料層を製造する方法 Download PDFInfo
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Abstract
Description
Claims (14)
- グリーン体(52)から少なくとも1つの空隙部(32)を有する材料層(16)を製造する方法であって、
少なくとも1つのバインダ剤を含む第1の懸濁液(36)を、第1のテンプレート(40)の第1の開口部(38)を通して塗布するステップ(34)と、
バインダ剤と第2の材料の固体微粒子とを含有する第2の懸濁液(46)を第2のテンプレート(50)の第2の開口部(48)を通して塗布するステップ(44)であって、前記第1のテンプレート(40)の前記第1の開口部(38)が前記第2のテンプレート(50)の前記第2の開口部(48)内に完全に収容され、前記第2の懸濁液(46)が前記第1の懸濁液(36)を完全に取り囲んでいる、ステップ(44)と、
前記懸濁液(36、46)を含有するグリーン体(52)を焼結するステップ(54)であって、該焼結プロセスによって前記第1の懸濁液(36)が蒸発されて、前記空隙部(32)が利用可能となり、前記第2の懸濁液(46)中の固体微粒子の永久的な結合が得られる、ステップ(54)と、
を含む方法。 - 前記第1の懸濁液(36)を塗布するステップ(34)の後に、特に直後に、及び/又は、前記第2の懸濁液(46)を塗布するステップ(44)の後に、特に直後に、前記グリーン体(52)が熱供給により乾燥される、請求項1に記載の方法。
- 前記第1のテンプレート(40)が略円形の開口部(38)を有し、前記焼結するステップ(54)中に前記第1の懸濁液(36)の蒸発により前記材料層(16)内に略円形の空隙部(32)が形成される、請求項1または2に記載の方法。
- 前記第1の懸濁液(36)が前記第1のテンプレート(40)を通して塗布されるよりも厚く、前記第2の懸濁液(46)が前記第2のテンプレート(50)を通して塗布される、請求項1から3のいずれか1項に記載の方法。
- 前記焼結するステップの前に、前記懸濁液(36、46)の一部が、前記グリーン体(52)が載置されている平坦なベース面(42)に対して、特に平行に切り取られる、請求項1から4のいずれか1項に記載の方法。
- 前記第2の材料が磁性金属材料、特に磁性鉄または磁性鉄合金を含む、請求項1から5のいずれか1項に記載の方法。
- 前記第2の懸濁液(46)の塗布(44)の後に、前記第1の懸濁液(36)を第3のテンプレート(66)の第3の開口部(64)を介して再塗布するステップ(62)であって、前記第2のテンプレート(50)の前記第2の開口部(48)が前記第3のテンプレート(66)の前記第3の開口部(64)内に少なくとも部分的に含まれており、前記第3のテンプレート(66)を用いて塗布された前記第1の懸濁液(36)が、前記第2のテンプレート(50)を用いて塗布された前記第2の懸濁液(46)を少なくとも部分的に取り囲んでいる、ステップ(62)と、
第5のテンプレート(80)の第5の開口部(78)を通して前記第2の懸濁液(46)を再塗布するステップ(76)であって、前記第3のテンプレート(66)の前記第3の開口部(64)が前記第5のテンプレート(80)の前記第5の開口部(78)内に少なくとも部分的に含まれており、前記第5のテンプレート(80)を用いて塗布された前記第2の懸濁液(46)が前記第3のテンプレート(66)を用いて塗布された前記第1の懸濁液(36)を少なくとも部分的に取り囲んでいる、ステップ(76)と、
を含む請求項1から6のいずれか1項に記載の方法。 - 前記第3のテンプレート(66)が、前記第1の懸濁液(36)の蒸発によって前記空隙部(32)の周りに他の複数の空隙部(58)が同心状に配置されて形成されるように、作られている、請求項7に記載の方法。
- 前記第1の懸濁液(36)を再塗布するステップ(62)の後に、バインダ剤と第3の材料の固体微粒子とを含む第3の懸濁液(70)を第4のテンプレート(74)の第4の開口部(72)を通して塗布するステップであって、前記第3の材料は前記第2の材料とは異なるものであり、前記第4のテンプレート(74)の前記第4の開口部(72)が前記第3のテンプレート(66)の前記第3の開口部(64)内に少なくとも部分的に含まれており、前記第4のテンプレート(74)を用いて塗布された前記第3の懸濁液(70)が前記第3のテンプレート(66)を用いて塗布された前記第1の懸濁液(36)を少なくとも部分的に取り囲んでいる、ステップと、
前記複数の懸濁液(36、46、70)を含むグリーン体(52)を焼結するステップであって、この焼結プロセスによって、第2の懸濁液(46)及び第3の懸濁液(70)の固体微粒子の永久的な結合が得られ、前記第2の懸濁液(46)の固体微粒子を有する領域と、これに隣接する前記第3の懸濁液(70)の固体微粒子を有する領域と、が材料結合的に接続される、ステップと、
を有する請求項7または8に記載の方法。 - 前記第3の材料が非磁性金属材料、特に非磁性鉄または非磁性鉄合金を含む、請求項1から9のいずれか1項に記載の方法。
- 10μm~300μm、特に10μm~100μmの層厚を有する材料層(16)が製造される、請求項1から10のいずれか1項に記載の方法。
- 少なくとも1つの層側面(28)に電気絶縁コーティング(30)が塗布される、請求項1から11のいずれか1項に記載の方法。
- 少なくとも1つの層側面(28)に電気絶縁ラッカーが塗布される、請求項1から12のいずれか1項に記載の方法。
- 回転電気機械(2)のロータ(6)又はステータ(8)用の材料層構造体の製造方法であって、複数の材料層(16)の製造を含む方法において、
前記複数の材料層(16)のうち少なくとも1つが請求項1から13のいずれか1項に従って製造され、前記複数の材料層(16)が積層されて形成される方法。
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EP3595136A1 (de) * | 2018-07-13 | 2020-01-15 | Siemens Aktiengesellschaft | Robuste materiallagen |
EP3595135A1 (de) * | 2018-07-13 | 2020-01-15 | Siemens Aktiengesellschaft | Leistungsfähige bzw. schnelllaufende dynamoelektrische rotatorische maschine |
EP3595132A1 (de) * | 2018-07-13 | 2020-01-15 | Siemens Aktiengesellschaft | Materiallage für hohe drehzahlen und methode zu dessen herstellung |
EP3725435A1 (de) | 2019-04-17 | 2020-10-21 | Siemens Aktiengesellschaft | Herstellung eines metallischen gegenstands |
-
2020
- 2020-11-25 EP EP20209854.7A patent/EP4006932A1/de not_active Withdrawn
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2021
- 2021-11-15 JP JP2023529119A patent/JP7467776B2/ja active Active
- 2021-11-15 KR KR1020237020906A patent/KR20230098912A/ko active IP Right Grant
- 2021-11-15 EP EP21815413.6A patent/EP4222764B1/de active Active
- 2021-11-15 CN CN202180079139.8A patent/CN116490944A/zh active Pending
- 2021-11-15 CA CA3200088A patent/CA3200088C/en active Active
- 2021-11-15 US US18/038,149 patent/US20230402907A1/en active Pending
- 2021-11-15 WO PCT/EP2021/081690 patent/WO2022112038A1/de active Application Filing
- 2021-11-15 MX MX2023006064A patent/MX2023006064A/es unknown
Also Published As
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CA3200088C (en) | 2024-05-21 |
EP4006932A1 (de) | 2022-06-01 |
EP4222764C0 (de) | 2024-01-31 |
EP4222764B1 (de) | 2024-01-31 |
JP7467776B2 (ja) | 2024-04-15 |
MX2023006064A (es) | 2023-06-06 |
US20230402907A1 (en) | 2023-12-14 |
EP4222764A1 (de) | 2023-08-09 |
CA3200088A1 (en) | 2022-06-02 |
WO2022112038A1 (de) | 2022-06-02 |
KR20230098912A (ko) | 2023-07-04 |
CN116490944A (zh) | 2023-07-25 |
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