JP2022533466A - シールシステム - Google Patents
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- JP2022533466A JP2022533466A JP2021576149A JP2021576149A JP2022533466A JP 2022533466 A JP2022533466 A JP 2022533466A JP 2021576149 A JP2021576149 A JP 2021576149A JP 2021576149 A JP2021576149 A JP 2021576149A JP 2022533466 A JP2022533466 A JP 2022533466A
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- 238000000034 method Methods 0.000 claims abstract description 72
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- 238000004519 manufacturing process Methods 0.000 claims abstract description 54
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- 239000000654 additive Substances 0.000 claims abstract description 31
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- 229910052751 metal Inorganic materials 0.000 description 3
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- 238000004364 calculation method Methods 0.000 description 2
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- 239000003566 sealing material Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/245—Platforms or substrates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/26—Sealings between relatively-moving surfaces with stuffing-boxes for rigid sealing rings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/20—Direct sintering or melting
- B22F10/28—Powder bed fusion, e.g. selective laser melting [SLM] or electron beam melting [EBM]
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
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- B22F10/32—Process control of the atmosphere, e.g. composition or pressure in a building chamber
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/38—Housings, e.g. machine housings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/70—Gas flow means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/10—Processes of additive manufacturing
- B29C64/141—Processes of additive manufacturing using only solid materials
- B29C64/153—Processes of additive manufacturing using only solid materials using layers of powder being selectively joined, e.g. by selective laser sintering or melting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/255—Enclosures for the building material, e.g. powder containers
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B33Y10/00—Processes of additive manufacturing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/162—Special parts or details relating to lubrication or cooling of the sealing itself
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/18—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings
- F16J15/181—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings for plastic packings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/18—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings
- F16J15/20—Packing materials therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/40—Sealings between relatively-moving surfaces by means of fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/70—Recycling
- B22F10/73—Recycling of powder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/30—Platforms or substrates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/90—Means for process control, e.g. cameras or sensors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y50/00—Data acquisition or data processing for additive manufacturing
- B33Y50/02—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Manufacturing & Machinery (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Automation & Control Theory (AREA)
- Plasma & Fusion (AREA)
- Powder Metallurgy (AREA)
Abstract
【選択図】図1
Description
Claims (18)
- 積層造形法を用いて三次元のワークピースを製造する設備(400)用のシールシステム(100、200、300)であって、前記シールシステム(100、200、300)は、
第1のシール(102)を有し、前記第1のシールが、第1の周囲(108)上で、プロセスチャンバ内壁(110)と設備(400)のプロセスチャンバ(410)内の粉末材料を支持するプレートアセンブリ(112)との間の間隙(116)を密閉するように、形成されており、かつ
第2のシール(104)を有し、前記第2のシールが、第2の周囲(114)上で、プロセスチャンバ内壁(110)と設備(400)のプロセスチャンバ(410)内の粉末材料を支持するプレートアセンブリ(112)との間の間隙(116)を密閉するように、形成されており、
前記第1のシール(102)が前記第2のシール(104)から離隔しており、前記第1のシール(102)と前記第2のシール(104)によって、プロセスチャンバ内壁(110)とプレートアセンブリ(112)の間の間隙(116)を密閉し、前記シールシステム(110)の端縁において、前記第1のシール(102)と前記第2のシール(104)の間に通路(106)が形成される、
シールシステム(100、200、300)。 - シールシステム(100、200、300)の端縁が、シールシステム(100、200、300)の一周する端縁を有しており、前記端縁に、間隙(116)を密閉する際に通路(106)が形成される、請求項1に記載のシールシステム(100、200、300)。
- さらに、ガス供給源(210)を有し、前記ガス供給源が、間隙(116)を密閉する際に形成される通路(106)と結合されており、かつ、通路(106)内にガス流(208、302)を発生させるために、ガスを通路(106)へ供給するように構成されている、請求項1又は2に記載のシールシステム(100、200、300)。
- さらに、ガス吸い出し手段(212)を有し、前記ガス吸い出し手段が、間隙(116)を密閉する際に形成される通路(106)と結合されており、かつ、通路(106)内にガス流(208、302)を発生させるために、通路(106)からガスを吸い出すように、構成されている、請求項1から3のいずれか1項に記載のシールシステム(100、200、300)。
- さらに、粉末循環路(404)を有し、前記粉末循環路がガス吸い出し手段(212)及び/又はガス供給源(210)と結合されており、かつ、ガス吸い出し手段(212)によって吸い出されたガス、かつ/又はガス供給源(210)によって通路(106)を通して圧縮されたガス内に存在する粉末材料(118)を、設備(400)の粉末貯蔵部(408)内へ戻すように、構成されている、請求項4に記載のシールシステム(100、200、300)。
- シールシステム(100、200、300)が、プロセスチャンバ(410)内でプレートアセンブリ(112)が上側へ移動する際に、かつ/又は積層造形法を用いて三次元のワークピースを製造する間、通路(106)内にガス流(208、302)を発生させるように、構成されている、請求項3から5のいずれか1項に記載のシールシステム(100、200、300)。
- さらに、1つ又は複数の圧力センサ(206a、206b)を有し、前記圧力センサが、通路(106)内の圧力を検出するように構成されており、シールシステム(100、200,300)が、通路(106)内の圧力と周囲圧、特にプロセスチャンバ(410)内の圧力との間の圧力差を減少させるように、構成されている、請求項1から6のいずれか1項に記載のシールシステム(100、200、300)。
- ガス供給源(210)及び/又はガス吸い出し手段(212)が、通路(106)内の圧力と周囲圧に基づいて前記圧力差を減少させるように、構成されている、請求項3から5のいずれか1項に従属している場合に、請求項7に記載のシールシステム(100、200、300)。
- シールシステム(100、200、300)が、前記通路(106)内に、プレートアセンブリ(112)を中心として、前記通路(106)の周方向にガス流(208)を発生させるように、構成されている、請求項1から8のいずれか1項に記載のシールシステム(100、200、300)。
- シールシステム(100、200、300)が、前記通路(106)内に、通路(106)の周方向に対して実質的に垂直にガス流(302)を発生させるように、構成されている、請求項1から9のいずれか1項に記載のシールシステム(100、200、300)。
- さらに、1つ又は複数の過圧接続端(202a、202b)と1つ又は複数の負圧接続端(204a、204b)を有し、通路(106)の形成の際に、過圧接続端(202a、202b)と負圧接続端(204a、204b)が通路方向において交互になるように、通路(106)に結合されるように、配置される、
請求項1から9のいずれか1項に記載のシールシステム(100、200、300)。 - 通路(106)を形成する場合に、通路方向において、過圧接続端(202a、202b)と負圧接続端(204a、204b)のそれぞれ互いに連続する接続端の間隔が等しい長さであるように、過圧接続端(202a、202b)と負圧接続端(204a、204b)が通路(106)に結合されている、請求項11に記載のシールシステム(100、200、300)。
- さらに1つ又は複数の供給導管通路(214、304、306、308)を有し、前記供給導管通路を介して1つ又は複数の過圧接続端(202a、202b)及び/又は1つ又は複数の負圧接続端(204a、204b)が、間隙(116)を密閉する際に形成される通路(106)と結合されており、いずれかの供給導管通路(214、304、306、308)の断面が、第1のシール(102)と第2のシール(104)の間の領域内へ入る前に狭められ、かつ/又は供給導管通路(214、304、306、308)が広げられる、請求項11又は12に記載のシールシステム(100、200、300)。
- さらに、プロセッサ(406)を有し、前記プロセッサが、圧力センサを用いて通路(106)内のガス流を、通路とプロセスチャンバの間の圧力差を最小限に抑えるように、構成されている、請求項13に記載のシールシステム(100、200、300)。
- 第1のシール(102)が第2のシール(104)よりも、より摩耗に耐える材料を有している、請求項1から14のいずれか1項に記載のシールシステム(100、200、300)。
- 積層造形法を用いて三次元のワークピースを製造する設備(400)用のシステム(402)であって、システム(402)が:
請求項1から15のいずれか1項に記載のシールシステム(100、200、300)、及び
前記シールシステム(100、200、300)と結合された、上側及び/又は下側へ走行可能なプレートアセンブリ(112)、
を有している、システム(402)。 - 積層造形法を用いて三次元のワークピースを製造する設備(400)であって、設備(400)が:
請求項16に記載のシステム(402)を有し、
プロセスチャンバ(410)を有し、前記プロセスチャンバ内にシステム(402)が配置されており;
積層造形法を用いて粉末材料(118)から三次元のワークピースを製造するために、粉末材料(118)をプロセスチャンバ(410)内へ供給するための粉末貯蔵部(408)を有し、前記粉末貯蔵部(408)が、シールシステム(100、200、300)によって吸い出された粉末材料(118)を粉末貯蔵部(408)へ供給するために、前記シールシステム(100、200、300)と結合されており、かつ
三次元のワークピースを製造するために、プレートアセンブリ(112)上に分配された粉末層を照射するための照射ユニット(412)を有している、
設備(400)。 - さらに、1つ又は複数のセンサ(414)を有し、前記センサが、プロセスチャンバ(410)内、及び/又は設備(400)の周囲内の圧力を検出するように、構成されている、請求項17に記載の設備(400)。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE202019103479.3U DE202019103479U1 (de) | 2019-06-24 | 2019-06-24 | Dichtungssystem |
DE202019103479.3 | 2019-06-24 | ||
PCT/EP2020/065836 WO2020259995A1 (de) | 2019-06-24 | 2020-06-08 | Dichtungssystem |
Publications (2)
Publication Number | Publication Date |
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JP2022533466A true JP2022533466A (ja) | 2022-07-22 |
JP7219356B2 JP7219356B2 (ja) | 2023-02-07 |
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JP2008106319A (ja) * | 2006-10-26 | 2008-05-08 | Matsuura Machinery Corp | 金属光造形複合加工装置の粉末回収装置 |
DE102011112581A1 (de) * | 2011-09-08 | 2013-03-14 | Cl Schutzrechtsverwaltungs Gmbh | Vorrichtung zur Herstellung von dreidimensionalen Objekten |
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DE202019001440U1 (de) * | 2019-03-28 | 2019-04-15 | MTU Aero Engines AG | Bürstendichtung in einer Anlage zur generativen Herstellung von Bauteilen und Anlage |
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