KR20170122676A - 재킷식 코어를 사용하여 구성요소를 형성하는 방법 및 조립체 - Google Patents
재킷식 코어를 사용하여 구성요소를 형성하는 방법 및 조립체 Download PDFInfo
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/06—Permanent moulds for shaped castings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D19/00—Casting in, on, or around objects which form part of the product
- B22D19/0054—Casting in, on, or around objects which form part of the product rotors, stators for electrical motors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/22—Moulds for peculiarly-shaped castings
- B22C9/24—Moulds for peculiarly-shaped castings for hollow articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C7/00—Patterns; Manufacture thereof so far as not provided for in other classes
- B22C7/02—Lost patterns
- B22C7/023—Patterns made from expanded plastic materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C7/00—Patterns; Manufacture thereof so far as not provided for in other classes
- B22C7/005—Adjustable, sectional, expandable or flexible patterns
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/02—Sand moulds or like moulds for shaped castings
- B22C9/04—Use of lost patterns
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/02—Sand moulds or like moulds for shaped castings
- B22C9/04—Use of lost patterns
- B22C9/046—Use of patterns which are eliminated by the liquid metal in the mould
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/10—Cores; Manufacture or installation of cores
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/10—Cores; Manufacture or installation of cores
- B22C9/101—Permanent cores
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/10—Cores; Manufacture or installation of cores
- B22C9/103—Multipart cores
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/10—Cores; Manufacture or installation of cores
- B22C9/106—Vented or reinforced cores
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/10—Cores; Manufacture or installation of cores
- B22C9/108—Installation of cores
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/12—Treating moulds or cores, e.g. drying, hardening
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D19/00—Casting in, on, or around objects which form part of the product
- B22D19/0072—Casting in, on, or around objects which form part of the product for making objects with integrated channels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D19/00—Casting in, on, or around objects which form part of the product
- B22D19/0081—Casting in, on, or around objects which form part of the product pretreatment of the insert, e.g. for enhancing the bonding between insert and surrounding cast metal
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- 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
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/08—Cooling; Heating; Heat-insulation
- F01D25/12—Cooling
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- 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
- F01D5/182—Transpiration cooling
- F01D5/183—Blade walls being porous
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- 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
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- 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
- F01D9/00—Stators
- F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
- F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
- F01D9/041—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector using blades
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- 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
- F05D2220/00—Application
- F05D2220/30—Application in turbines
- F05D2220/32—Application in turbines in gas turbines
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- 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
- F05D2230/21—Manufacture essentially without removing material by casting
- F05D2230/211—Manufacture essentially without removing material by casting by precision casting, e.g. microfusing or investment casting
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- 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
- F05D2260/201—Heat transfer, e.g. cooling by impingement of a fluid
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
Description
도 2는 도 1에 도시된 회전 기계와 함께 사용하기 위한 예시적인 구성요소의 개략적인 사시도이다.
도 3은 도 2에 도시된 선 3-3을 따라 취한, 도 2에 도시된 구성요소의 개략적인 단면도이다.
도 4는 도 3에서 부분 4로서 지정된, 도 2 및 도 3에 도시된 구성요소의 일부의 개략적인 사시 단면도이다.
도 5는 도 2에 도시된 구성요소를 형성하는 데에 사용될 수 있는 예시적인 전구체 구성요소의 개략적인 사시도이다.
도 6은 도 5의 선 6-6을 따라 취하고 도 4에 도시된 예시적인 구성요소의 부분에 대응하는, 도 5에 도시된 예시적인 전구체 구성요소의 일부의 개략적인 사시 단면도이다.
도 7은 도 6에 도시된 예시적인 전구체 구성요소에 커플링된 예시적인 재킷을 포함하는 예시적인 재킷식 전구체 구성요소의 일부의 개략적인 사시 단면도이다.
도 8은 도 7에 도시된 재킷식 전구체 구성요소 내에 예시적인 코어를 포함하는 예시적인 재킷식 코어형 전구체 구성요소의 일부의 개략적인 사시 단면도이다.
도 9는 도 5에 도시된 전구체 구성요소와 다른 도 8에 도시된 예시적인 재킷식 코어형 전구체 구성요소의 일부를 포함하는 예시적인 재킷식 코어의 일부의 개략적인 사시 단면도이다.
도 10은 도 9에 도시된 예시적인 재킷식 코어를 포함하고 도 2 내지 도 4에 도시된 예시적인 구성요소를 형성하는 데에 사용될 수 있는 예시적인 몰드 조립체의 개략적인 사시도이다.
도 11은 도 10의 선 11-11을 따라 취하고 도 9에 도시된 예시적인 재킷식 코어의 도 9에 도시된 부분을 포함하는, 도 10에 도시된 몰드 조립체의 일부의 개략적인 사시 단면도이다.
도 12는 도 2에 도시된 구성요소를 형성하는 데에 사용될 수 있는 다른 예시적인 재킷식 전구체 구성요소의 일부의 개략적인 사시 분해도이다.
도 13은 도 2에 도시된 예시적인 구성요소와 같이 미리 결정된 두께의 외벽을 갖는 구성요소를 형성하는 예시적인 방법의 흐름도이다.
도 14는 도 13의 흐름도의 연속이다.
14: 압축기 섹션 16: 연소기 섹션
18: 터빈 섹션 20: 배기 섹션
22: 로터 샤프트 24: 연소기
36: 케이싱 40: 압축기 블레이드
42: 압축기 스테이터 베인 70: 로터 블레이드
72: 스테이터 베인 74: 압력측
76: 흡입측 78: 구성요소 재료
80: 구성요소 84: 선단 에지
86: 후단 에지 88: 루트 단부
89: 종방향 축선 90: 팁 단부
92: 외부면 94: 외벽
95: 격벽 96: 내벽
98: 오프셋 거리 100: 공동
102: 구멍 104, 107: 두께
110: 플레넘 112: 챔버
114: 채널 500: 내부 공동
502: 내벽 구멍 504, 507: 두께
510: 플레넘 512: 챔버
514: 채널 520: 외벽 구멍
522: 제1 단부 524: 제2 단부
526: 직경 566, 567, 568: 층
574: 압력측 576: 흡입측
578: 전구체 재료 580: 전구체 구성요소
584: 선단 에지 586: 후단 에지
588: 제1 단부 590: 제2 단부
592: 외부면 593: 제2 표면
594: 외벽 595: 격벽
596: 내벽 597: 내벽 표면
598: 오프셋 거리 599: 내벽 표면
700: 재킷 704, 706: 두께
720: 스탠드오프 구조체 722: 폐쇄부
778: 재킷 재료 780: 재킷식 전구체 구성요소
792: 제1 재킷 외벽 793: 제2 재킷 외벽
797: 제1 재킷 내벽 799: 제2 재킷 내벽
800: 코어 802: 벽 구멍 코어 부분
806: 주연부 810: 하나의 플레넘 코어 부분
812: 하나의 챔버 코어 부분 814: 복귀 채널 코어 부분
878: 코어 재료 880: 재킷식 코어형 전구체 구성요소
900: 재킷식 캐비티 904: 두께
980: 재킷식 코어 994: 외벽 재킷식 캐비티
996: 내벽 재킷식 캐비티 1000: 몰드
1001: 몰드 조립체 1002: 내벽
1003: 몰드 캐비티 1004: 오프셋 거리
1006: 몰드 재료 1008: 필러 재료
1202: 정합면 1280: 재킷식 전구체 구성요소 섹션
1294: 외벽 섹션 1300: 방법
Claims (15)
- 구성요소 재료(78)로부터 구성요소(80)를 형성하는 데에 사용하기 위한 몰드 조립체(1001)로서, 구성요소는 미리 결정된 두께(104)의 외벽(94)을 갖고, 상기 몰드 조립체는,
몰드 내에 몰드 캐비티(1003)를 획정하는 내벽(1002)을 포함하는 몰드(1000); 및
상기 몰드에 대해 위치 설정되는 재킷식 코어(980)
를 포함하고, 상기 재킷식 코어는,
상기 내벽에 대해 커플링되는 제1 재킷 외벽(792), 상기 제1 재킷 외벽으로부터 내측으로 위치 설정되는 제2 재킷 외벽(793), 및 제1 재킷 외벽과 제2 재킷 외벽 사이에 획정되는 적어도 하나의 재킷식 캐비티(900)를 포함하는 재킷(700)으로서, 적어도 하나의 재킷식 캐비티는 그 내부에 용융된 상태의 구성요소 재료를 수용하도록 구성되는 것인 재킷(700); 및
상기 제2 재킷 외벽으로부터 내측으로 위치 설정되는 코어(800)를 포함하며, 상기 코어는 상기 제2 재킷 외벽에 대해 커플링되는 주연부(806)를 포함하고, 상기 재킷은 상기 주연부를 상기 내벽으로부터 미리 결정된 두께만큼 분리시켜, 상기 외벽이 상기 주연부와 상기 내벽 사이에 형성될 수 있는 것인 몰드 조립체. - 제1항에 있어서, 상기 제1 재킷 외벽은 상기 제2 재킷 외벽에 국부적으로 커플링되어, 상기 주연부를 상기 내벽으로부터 미리 결정된 두께만큼 분리시키는 적어도 하나의 스탠드오프 구조체(720)를 획정하는 것인 몰드 조립체.
- 제2항에 있어서, 상기 재킷은, 상기 제1 재킷 외벽의 형상이 상기 적어도 하나의 스탠드오프 구조체에 근접한 구성요소의 외부 형상에 대응하도록 각각의 상기 적어도 하나의 스탠드오프 구조체 내로 삽입되는 필러 재료(1008)를 더 포함하는 것인 몰드 조립체.
- 제1항에 있어서, 상기 제1 재킷 외벽, 상기 제2 재킷 외벽, 및 상기 적어도 하나의 재킷식 캐비티의 결합된 두께(704)는 미리 결정된 두께에 대응하는 것인 몰드 조립체.
- 제1항에 있어서, 상기 재킷은 상기 제2 재킷 외벽으로부터 내측으로 위치 설정되는 대향하는 재킷 내벽(797, 799)을 더 포함하고, 상기 대향하는 재킷 내벽들은 그 사이에 적어도 하나의 내벽 재킷 캐비티(996)를 획정하며, 상기 적어도 하나의 내벽 재킷식 캐비티는 용융된 상태의 구성요소 재료를 받아들여 캐비티 내에 구성요소의 내벽을 형성하는 것인 몰드 조립체.
- 제5항에 있어서, 상기 코어는 상기 제1 재킷 내벽과 상기 제2 재킷 외벽 사이에 위치 설정되는 적어도 하나의 챔버 코어 부분(812)을 포함하는 것인 몰드 조립체.
- 제6항에 있어서, 상기 코어는 상기 제2 재킷 내벽으로부터 내측으로 위치 설정되는 적어도 하나의 플레넘 코어 부분(810)을 포함하는 것인 몰드 조립체.
- 제6항에 있어서, 상기 코어는 구성요소 내에 적어도 하나의 유체 복귀 채널(114)을 획정하도록 구성되는 적어도 하나의 복귀 채널 코어 부분(814)을 포함하고, 상기 적어도 하나의 유체 복귀 채널은 상기 적어도 하나의 챔버 코어 부분에 의해 획정되는 구성요소의 챔버(112)와 유체 연통하는 것인 몰드 조립체.
- 제6항에 있어서, 상기 코어는 상기 적어도 하나의 내벽 재킷식 캐비티를 통해 각각 연장되는 복수 개의 내벽 구멍 코어 부분(802)을 포함하는 것인 몰드 조립체.
- 제1항에 있어서, 상기 구성요소 재료는 합금이고, 상기 재킷은 상기 합금의 적어도 하나의 구성 재료를 포함하는 재킷 재료(778)로 형성되는 것인 몰드 조립체.
- 미리 결정된 두께(104)의 외벽(94)을 갖는 구성요소(80)를 형성하는 방법(1300)으로서,
용융된 상태의 구성요소 재료(78)를 몰드 조립체(1001) 내에 획정된 적어도 하나의 재킷식 캐비티(900) 내에 도입하는 단계(1326)로서, 몰드 조립체는 몰드(1000)에 대해 위치 설정되는 재킷식 코어(980)를 포함하고, 상기 몰드는 몰드 내에 몰드 캐비티(1003)를 획정하는 내벽(1002)을 포함하며, 상기 재킷식 코어는,
내벽에 대해 커플링된 제1 재킷 외벽(792), 제1 재킷 외벽으로부터 내측으로 위치 설정된 제2 재킷 외벽(793), 및 제1 재킷 외벽과 제2 재킷 외벽 사이에 획정된 적어도 하나의 재킷식 캐비티(900)를 포함하는 재킷(700); 및
상기 제2 재킷 외벽으로부터 내측으로 위치 설정되는 코어(800)를 포함하며, 상기 코어는 상기 제2 재킷 외벽에 대해 커플링되는 주연부(806)를 포함하고, 상기 재킷은 상기 주연부를 상기 내벽으로부터 미리 결정된 두께만큼 분리시키는 것인 단계; 및
구성요소 재료를 냉각시켜 구성요소를 형성하는 단계(1328)
를 포함하고, 상기 주연부와 내벽이 협력하여 그 사이에 구성요소의 외벽을 획정하는 것인 구성요소의 형성 방법. - 제11항에 있어서,
제1 재킷 외벽을 제2 재킷 외벽에 대해 국부적으로 커플링하여 주연부를 내벽으로부터 미리 결정된 두께만큼 분리시키는 적어도 하나의 스탠드오프 구조체(720)를 획정하는 단계(1318)
를 더 포함하는 구성요소의 형성 방법. - 제11항에 있어서, 전구체 구성요소(580) 둘레에 재킷을 형성하는 단계(1312)를 더 포함하고, 상기 전구체 구성요소는 구성요소의 적어도 일부의 형상에 대응하도록 형성되는 것인 구성요소의 형성 방법.
- 제13항에 있어서, 상기 전구체 구성요소의 외벽(594)은 외벽에 획정되고 외벽을 통해 연장되는 적어도 하나의 외벽 구멍(520)을 포함하고, 재킷을 형성하는 단계(1312)는 상기 적어도 하나의 외벽 구멍 상에 적어도 하나의 스탠드오프 구조체(720)를 형성하는 단계를 더 포함하며, 상기 적어도 하나의 스탠드오프 구조체는 주연부를 내벽으로부터 미리 결정된 두께만큼 분리시키는 것인 구성요소의 형성 방법.
- 제13항에 있어서,
복수 개의 전구체 구성요소 섹션(1280)을 개별적으로 형성하는 단계(1304); 및
복수 개의 전구체 구성요소 섹션들을 함께 커플링하여 전구체 구성요소(580)를 형성하는 단계(1310)
를 더 포함하는 구성요소의 형성 방법.
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| US15/140,050 US10286450B2 (en) | 2016-04-27 | 2016-04-27 | Method and assembly for forming components using a jacketed core |
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| KR102261351B1 KR102261351B1 (ko) | 2021-06-09 |
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| US10099283B2 (en) | 2015-12-17 | 2018-10-16 | General Electric Company | Method and assembly for forming components having an internal passage defined therein |
| US10286450B2 (en) * | 2016-04-27 | 2019-05-14 | General Electric Company | Method and assembly for forming components using a jacketed core |
| US10766065B2 (en) | 2016-08-18 | 2020-09-08 | General Electric Company | Method and assembly for a multiple component core assembly |
| US12296377B2 (en) * | 2022-10-14 | 2025-05-13 | Ge Infrastructure Technology Llc | System and method for casting with mold having thermally tailored wall |
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2016
- 2016-04-27 US US15/140,050 patent/US10286450B2/en active Active
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2017
- 2017-04-21 JP JP2017084101A patent/JP6924063B2/ja active Active
- 2017-04-26 KR KR1020170053709A patent/KR102261351B1/ko active Active
- 2017-04-27 EP EP17168418.6A patent/EP3238859B1/en active Active
- 2017-04-27 CN CN201710290301.6A patent/CN107309403B/zh active Active
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Also Published As
| Publication number | Publication date |
|---|---|
| US10981221B2 (en) | 2021-04-20 |
| US20190217381A1 (en) | 2019-07-18 |
| KR102261351B1 (ko) | 2021-06-09 |
| US10286450B2 (en) | 2019-05-14 |
| CN107309403B (zh) | 2020-12-29 |
| EP3238859A1 (en) | 2017-11-01 |
| US20170312815A1 (en) | 2017-11-02 |
| CN107309403A (zh) | 2017-11-03 |
| EP3238859B1 (en) | 2018-11-28 |
| JP2017196666A (ja) | 2017-11-02 |
| JP6924063B2 (ja) | 2021-08-25 |
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