JP6405357B2 - 複雑なフィルム穴を形成するための付加形成方法 - Google Patents
複雑なフィルム穴を形成するための付加形成方法 Download PDFInfo
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- 238000000034 method Methods 0.000 title claims description 62
- 239000000843 powder Substances 0.000 claims description 47
- 238000001816 cooling Methods 0.000 claims description 26
- 239000000463 material Substances 0.000 claims description 17
- 239000000654 additive Substances 0.000 claims description 15
- 230000000996 additive effect Effects 0.000 claims description 15
- 238000009792 diffusion process Methods 0.000 claims description 13
- 239000000853 adhesive Substances 0.000 claims description 11
- 230000001070 adhesive effect Effects 0.000 claims description 11
- 230000007704 transition Effects 0.000 claims description 11
- 238000002844 melting Methods 0.000 claims description 10
- 230000008018 melting Effects 0.000 claims description 10
- 238000004891 communication Methods 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 6
- 238000000151 deposition Methods 0.000 claims 5
- 230000008021 deposition Effects 0.000 claims 2
- 239000000956 alloy Substances 0.000 claims 1
- 229910045601 alloy Inorganic materials 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 description 12
- 239000010410 layer Substances 0.000 description 6
- 238000005266 casting Methods 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 4
- 238000005553 drilling Methods 0.000 description 4
- 239000000945 filler Substances 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 238000010894 electron beam technology Methods 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000012809 cooling fluid Substances 0.000 description 2
- 238000009760 electrical discharge machining Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000000110 selective laser sintering Methods 0.000 description 2
- 238000010146 3D printing Methods 0.000 description 1
- 229910000531 Co alloy Inorganic materials 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000004482 other powder Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000007614 solvation Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 229910000601 superalloy Inorganic materials 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F5/04—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of turbine blades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/14—Form or construction
- F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
- F01D5/186—Film cooling
-
- 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]
-
- 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
- B22F10/60—Treatment of workpieces or articles after build-up
- B22F10/68—Cleaning or washing
-
- 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
- B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
- B22F7/06—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
- B22F7/08—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools with one or more parts not made from powder
-
- 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
- B33Y80/00—Products made by additive manufacturing
-
- 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
- B22F10/25—Direct deposition of metal particles, e.g. direct metal deposition [DMD] or laser engineered net shaping [LENS]
-
- 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
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F5/10—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of articles with cavities or holes, not otherwise provided for in the preceding subgroups
- B22F2005/103—Cavity made by removal of insert
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P2700/00—Indexing scheme relating to the articles being treated, e.g. manufactured, repaired, assembled, connected or other operations covered in the subgroups
- B23P2700/06—Cooling passages of turbine components, e.g. unblocking or preventing blocking of cooling passages of turbine components
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2230/00—Manufacture
- F05D2230/10—Manufacture by removing material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2230/00—Manufacture
- F05D2230/20—Manufacture essentially without removing material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2230/00—Manufacture
- F05D2230/30—Manufacture with deposition of material
- F05D2230/31—Layer deposition
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/20—Heat transfer, e.g. cooling
- F05D2260/202—Heat transfer, e.g. cooling by film cooling
-
- 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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Composite Materials (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Welding Or Cutting Using Electron Beams (AREA)
- Laser Beam Processing (AREA)
Description
本明細書に記載のプロセスには、従来技術に対するいくつかの利点がある。付加形成プロセスは、形成可能なフィルム穴の形状及び構成についてかなり高い柔軟性がある。さらに、付加形成プロセスにより、フィルム穴の形成の際の熱の生成を低くすることができ、したがって、結晶構造及びタービンブレード形状の湾曲が低減されると考えられる。
12 ダブテール
14 ブレードシャンク
16 プラットフォーム
18 翼形部
19 根元部
22 先端
24 凹状正圧側壁
26 凸状負圧側壁
28 前縁
31 後縁
32 ブリードショット
34 先端キャップ
36 スキーラ先端
38 負圧側先端壁
39 正圧側先端壁
54 内側表面
56 外側表面
100 フィルム冷却穴
104 入口セクション
108 出口セクション
112 遷移エリア
120 壁セクション
122 ボア
124 第1の端部
126 第2の端部
131 表面
132 凹部
134 プラグ
139 接着物質
152 材料
154 外側表面
156 外側表面
200 フィルム穴
204 入口セクション
208 出口セクション
212 遷移セクション
Claims (11)
- 内側表面(54、154)及び外側表面(56、156)を有する部品壁を有するタービン部品の冷却穴構造を形成する方法であって、ボア(122)が部品壁を貫通し、内側表面(54、154)と外側表面(56、156)とを流体連通しており、当該方法が、
ボア(122)を形成する工程と、
ボア(122)及び外側表面(56、156)と連通する凹部(132)を形成する工程と、
ボア(122)内にプラグ(134)を形成する工程と、
付加形成プロセスを使用して凹部(132)にプラグ(134)でブロックされたボア(122)に接続する出口領域を形成する工程と
を含む、方法。 - 内側表面(54、154)及び外側表面(56、156)を有する部品壁を有するタービン部品に冷却穴構造を形成する方法であって、ボア(122)が部品壁を貫通し、内側表面(54、154)と外側表面(56、156)とを流体連通しており、当該方法が、
ボア(122)を形成する工程と、
ボア(122)及び外側表面(56、156)と連通する凹部(132)を形成する工程と、
ボア(122)内にプラグ(134)を形成する工程と、
プラグ(134)でブロックされたボア(122)に接続する出口領域で付加形成プロセスを使用して穴の中心線に沿う距離に応じて寸法が変化するフィルム穴(200)のセクションを形成する工程と
を含む、方法。 - 凹部(132)を規定する第1の表面(131)上に粉末を堆積させる工程と、
構造の層に対応するパターンの粉末を溶融させる工程と
をさらに含む、請求項1または2に記載の方法。 - サイクルにおいて、堆積及び溶融工程を繰り返して、層毎の形式の構造を構築する工程と、
堆積及び溶融の繰返しサイクルにより、溶融された粉末と溶融されていない粉末との両方を含む部品が生じ、方法はさらに、溶融されていない粉末を除去する工程を含む、請求項3に記載の方法。 - ボア(122)と出口領域とが遷移エリア(112)で接続し、ボア(122)と出口領域とにより形成される流体流路(A)は、遷移エリア(112)を通過すると、向きが変わるとともに拡大する、請求項1乃至4のいずれかに記載の方法。
- 第1の表面(131)に接着剤を塗工する工程と、
接着剤に粉末を塗工する工程と
によって粉末が第1の表面(131)に接着される、請求項1に記載の方法。 - 粉末が接着剤に塗工された後に、余分な粉末を除去する工程をさらに含む、請求項6に記載の方法。
- プラグ(134)上に粉末を堆積させる工程と、
ボア(122)内にプラグ(134)を除去する工程と、
をさらに含む、請求項1乃至7のいずれかに記載の方法。 - パターンが少なくともプラグ(134)の部分の上に溶融されていない粉末を残すように、粉末を溶融する工程と、
次の層の各々の溶融されていない粉末が前の層の溶融されていない粉末に重なるように、次の層を溶融させることにより、拡散セクションを形成する工程とを含む、請求項7に記載の方法。 - 凹部(132)にブロック材料を配置する工程と、
その後、凹部(132)を規定する第1の表面(131)上に粉末を堆積させる工程と、
堆積された粉末を溶融させる工程と
凹部(132)のブロック材料を除去することにより、拡散セクションを形成する工程をさらに含む、請求項1に記載の方法。 - 部品が合金を含む、請求項1乃至10のいずれかに記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/937,325 | 2015-11-10 | ||
US14/937,325 US10350684B2 (en) | 2015-11-10 | 2015-11-10 | Additive manufacturing method for making complex film holes |
Publications (2)
Publication Number | Publication Date |
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JP2017115855A JP2017115855A (ja) | 2017-06-29 |
JP6405357B2 true JP6405357B2 (ja) | 2018-10-17 |
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Application Number | Title | Priority Date | Filing Date |
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JP2016212428A Active JP6405357B2 (ja) | 2015-11-10 | 2016-10-31 | 複雑なフィルム穴を形成するための付加形成方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US10350684B2 (ja) |
EP (1) | EP3167982B1 (ja) |
JP (1) | JP6405357B2 (ja) |
CN (1) | CN106837428B (ja) |
BR (1) | BR102016024590A2 (ja) |
CA (1) | CA2946547C (ja) |
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CN105246644A (zh) | 2013-01-31 | 2016-01-13 | 西门子能源公司 | 超合金部件的局部修复 |
US20160032766A1 (en) | 2013-03-14 | 2016-02-04 | General Electric Company | Components with micro cooled laser deposited material layer and methods of manufacture |
JP6348965B2 (ja) * | 2013-03-15 | 2018-06-27 | ユナイテッド テクノロジーズ コーポレイションUnited Technologies Corporation | 冷却孔内に構造物を付加するための付加製造方法 |
US20150037498A1 (en) | 2013-08-01 | 2015-02-05 | Siemens Energy, Inc. | Methods and preforms to mask holes and support open-substrate cavities during laser cladding |
US9931695B2 (en) | 2014-09-25 | 2018-04-03 | General Electric Company | Article and method for making an article |
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CA2946547C (en) | 2021-10-26 |
CN106837428B (zh) | 2019-12-10 |
EP3167982A3 (en) | 2017-06-28 |
JP2017115855A (ja) | 2017-06-29 |
CA2946547A1 (en) | 2017-05-10 |
US20170129014A1 (en) | 2017-05-11 |
CN106837428A (zh) | 2017-06-13 |
EP3167982B1 (en) | 2019-08-14 |
US10350684B2 (en) | 2019-07-16 |
EP3167982A2 (en) | 2017-05-17 |
BR102016024590A2 (pt) | 2017-07-18 |
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