CA2787675A1 - Automated wet masking for diffusion coatings - Google Patents

Automated wet masking for diffusion coatings Download PDF

Info

Publication number
CA2787675A1
CA2787675A1 CA2787675A CA2787675A CA2787675A1 CA 2787675 A1 CA2787675 A1 CA 2787675A1 CA 2787675 A CA2787675 A CA 2787675A CA 2787675 A CA2787675 A CA 2787675A CA 2787675 A1 CA2787675 A1 CA 2787675A1
Authority
CA
Canada
Prior art keywords
maskant
injection valves
fixture
workpiece
dovetail
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
CA2787675A
Other languages
English (en)
French (fr)
Inventor
Nicholas Shawn Woodard
Albert Dean King
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General Electric Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of CA2787675A1 publication Critical patent/CA2787675A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/02—Spray pistols; Apparatus for discharge
    • B05B7/04—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
    • B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
    • B05B13/0285—Stands for supporting individual articles to be sprayed, e.g. doors, vehicle body parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B14/00—Arrangements for collecting, re-using or eliminating excess spraying material
    • B05B14/30—Arrangements for collecting, re-using or eliminating excess spraying material comprising enclosures close to, or in contact with, the object to be sprayed and surrounding or confining the discharged spray or jet but not the object to be sprayed
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/04—Treatment of selected surface areas, e.g. using masks
    • 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
    • F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
    • F01D5/288—Protective coatings for blades
    • 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
    • F05D2230/80—Repairing, retrofitting or upgrading methods

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Coating Apparatus (AREA)
  • Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
CA2787675A 2011-08-29 2012-08-23 Automated wet masking for diffusion coatings Abandoned CA2787675A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/219,841 2011-08-29
US13/219,841 US8516974B2 (en) 2011-08-29 2011-08-29 Automated wet masking for diffusion coatings

Publications (1)

Publication Number Publication Date
CA2787675A1 true CA2787675A1 (en) 2013-02-28

Family

ID=46940261

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2787675A Abandoned CA2787675A1 (en) 2011-08-29 2012-08-23 Automated wet masking for diffusion coatings

Country Status (6)

Country Link
US (1) US8516974B2 (enExample)
EP (1) EP2564936A3 (enExample)
JP (1) JP6034092B2 (enExample)
BR (1) BR102012020424A2 (enExample)
CA (1) CA2787675A1 (enExample)
SG (1) SG188063A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106346369A (zh) * 2016-09-30 2017-01-25 中国南方航空工业(集团)有限公司 空心多孔叶片压差吹砂方法及夹具

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9249490B2 (en) * 2012-12-06 2016-02-02 United Technologies Corporation Mask system for gas turbine engine component
US9551058B2 (en) 2013-12-06 2017-01-24 General Electric Company Coating methods and a coated substrate
US10570747B2 (en) * 2017-10-02 2020-02-25 DOOSAN Heavy Industries Construction Co., LTD Enhanced film cooling system
CN110102422B (zh) * 2019-04-30 2020-07-24 中国航发南方工业有限公司 叶片喷涂防护夹具、叶片喷涂防护方法
CN112974053B (zh) * 2021-04-12 2025-06-03 西门子能源燃气轮机部件(江苏)有限公司 涡轮动叶片夹具和涡轮动叶片固定方法
CN119426016B (zh) * 2024-12-23 2025-12-05 北京长城航空测控技术研究所有限公司 用于航空发动机叶片机器人自动喷涂的遮蔽夹具及其喷涂方法

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Publication number Priority date Publication date Assignee Title
FR2080856B1 (enExample) * 1970-02-20 1973-03-16 Pont A Mousson
FR2131988B1 (enExample) * 1971-04-06 1978-03-31 Krauss Maffei Ag
US4041123A (en) * 1971-04-20 1977-08-09 Westinghouse Electric Corporation Method of compacting shaped powdered objects
US4921133A (en) * 1987-11-06 1990-05-01 Minnesota Mining And Manufacturing Company Method and apparatus for precision pumping, ratioing and dispensing of work fluids
US4978558A (en) 1988-06-10 1990-12-18 United Technologies Corporation Method for applying diffusion coating masks
US5070652A (en) 1990-10-31 1991-12-10 Extrude Hone Corporation Reversible unidirectional abrasive flow machining
JPH05208162A (ja) * 1992-01-21 1993-08-20 Nok Corp 塗装方法および塗装装置
US5474799A (en) * 1992-10-13 1995-12-12 Reliance Electric Industrial Company Apparatus and method for coating an electromagnetic coil
JP3873422B2 (ja) * 1998-01-19 2007-01-24 石川島播磨重工業株式会社 翼部品のマスキング装置
JPH11253866A (ja) * 1998-03-11 1999-09-21 Ishikawajima Harima Heavy Ind Co Ltd マスキング装置
US6224673B1 (en) 1999-08-11 2001-05-01 General Electric Company Apparatus for masking turbine components during vapor phase diffusion coating
US20010046181A1 (en) 2000-02-04 2001-11-29 Paetow William C. Multiple component mixing and dispensing system
US20020117559A1 (en) * 2000-02-11 2002-08-29 Kaligian Raymond A. Continuous slurry dispenser apparatus
US6863927B2 (en) * 2002-09-27 2005-03-08 General Electric Aviation Service Operation Ptd. Ltd. Method for vapor phase aluminiding of a gas turbine blade partially masked with a masking enclosure
US6884476B2 (en) 2002-10-28 2005-04-26 General Electric Company Ceramic masking material and application method for protecting turbine airfoil component surfaces during vapor phase aluminiding
US20070023142A1 (en) 2002-12-19 2007-02-01 Lagraff John R Airfoil refurbishment method
US7371428B2 (en) * 2005-11-28 2008-05-13 Howmet Corporation Duplex gas phase coating

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106346369A (zh) * 2016-09-30 2017-01-25 中国南方航空工业(集团)有限公司 空心多孔叶片压差吹砂方法及夹具

Also Published As

Publication number Publication date
JP2013047384A (ja) 2013-03-07
US20130052344A1 (en) 2013-02-28
EP2564936A3 (en) 2018-01-17
BR102012020424A2 (pt) 2015-08-18
EP2564936A2 (en) 2013-03-06
SG188063A1 (en) 2013-03-28
US8516974B2 (en) 2013-08-27
JP6034092B2 (ja) 2016-11-30

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Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20170621

FZDE Discontinued

Effective date: 20190823