DE3566967D1 - Process for renewing labyrinth seals, especially for turbo machines, and tools therefor - Google Patents

Process for renewing labyrinth seals, especially for turbo machines, and tools therefor

Info

Publication number
DE3566967D1
DE3566967D1 DE8585400660T DE3566967T DE3566967D1 DE 3566967 D1 DE3566967 D1 DE 3566967D1 DE 8585400660 T DE8585400660 T DE 8585400660T DE 3566967 T DE3566967 T DE 3566967T DE 3566967 D1 DE3566967 D1 DE 3566967D1
Authority
DE
Germany
Prior art keywords
renewing
labyrinth seals
turbo machines
tools therefor
therefor
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.)
Expired
Application number
DE8585400660T
Other languages
English (en)
Inventor
Jean Rene Lucien Riethmuller
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.)
Safran Aircraft Engines SAS
Original Assignee
Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA
SNECMA SAS
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 Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA, SNECMA SAS filed Critical Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA
Application granted granted Critical
Publication of DE3566967D1 publication Critical patent/DE3566967D1/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B23P6/00—Restoring or reconditioning objects
    • B23P6/002—Repairing turbine components, e.g. moving or stationary blades, rotors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/14—Spinning
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49316—Impeller making
    • Y10T29/49318—Repairing or disassembling
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49718—Repairing
    • Y10T29/49719—Seal or element thereof
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49718—Repairing
    • Y10T29/49721—Repairing with disassembling
    • Y10T29/49723—Repairing with disassembling including reconditioning of part
    • Y10T29/49725—Repairing with disassembling including reconditioning of part by shaping
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49718—Repairing
    • Y10T29/49721—Repairing with disassembling
    • Y10T29/49723—Repairing with disassembling including reconditioning of part
    • Y10T29/49725—Repairing with disassembling including reconditioning of part by shaping
    • Y10T29/49726—Removing material
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49718—Repairing
    • Y10T29/49748—Repairing by shaping, e.g., bending, extruding, turning, etc.
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49995—Shaping one-piece blank by removing material
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/53—Means to assemble or disassemble
    • Y10T29/53996—Means to assemble or disassemble by deforming

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
DE8585400660T 1984-04-19 1985-04-03 Process for renewing labyrinth seals, especially for turbo machines, and tools therefor Expired DE3566967D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8405274A FR2563277B1 (fr) 1984-04-19 1984-04-19 Procede pour renover des joints-labyrinthes uses, en particulier sur des pieces de turbomachines, et outils pour mettre en oeuvre ce procede

Publications (1)

Publication Number Publication Date
DE3566967D1 true DE3566967D1 (en) 1989-02-02

Family

ID=9302812

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585400660T Expired DE3566967D1 (en) 1984-04-19 1985-04-03 Process for renewing labyrinth seals, especially for turbo machines, and tools therefor

Country Status (5)

Country Link
US (1) US4606102A (de)
EP (1) EP0165083B1 (de)
DE (1) DE3566967D1 (de)
FR (1) FR2563277B1 (de)
IL (1) IL74653A (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996006267A1 (en) * 1994-08-24 1996-02-29 United Technologies Corporation Rotatable seal element for a rotary machine
US5524340A (en) * 1994-09-13 1996-06-11 General Electric Co. Method for modifying a turbine diaphragm for use with a reduced rotor lan diameter
US5547528A (en) * 1995-05-26 1996-08-20 Federal-Hoffman, Inc. Non-toxic primer
US5599026A (en) * 1995-09-06 1997-02-04 Innovative Technology, L.L.C. Turbine seal with sealing strip and rubbing strip
EP0832620A3 (de) * 1996-09-25 1999-01-13 Biomet, Inc. Verbindung für modulare Teile
DE10325032B3 (de) * 2003-06-02 2005-01-05 Aloys Wobben Verfahren zur Herstellung eines ringförmigen Verbindungsflansches
US7850173B2 (en) * 2006-08-31 2010-12-14 Pratt & Whitney Canada Corp. Repairable labyrinth seal
US7726021B2 (en) * 2006-09-28 2010-06-01 Pratt & Whitney Canada Corp. Labyrinth seal repair
US8205335B2 (en) * 2007-06-12 2012-06-26 United Technologies Corporation Method of repairing knife edge seals
CN102962626B (zh) * 2012-09-29 2015-04-22 沈阳黎明航空发动机(集团)有限责任公司 一种低压涡轮转子封严篦齿更换修理方法
CN107962355B (zh) * 2017-11-24 2019-11-29 中国航发沈阳黎明航空发动机有限责任公司 一种更换发动机低涡转子的低涡轴颈的方法
CN109604726B (zh) * 2019-01-09 2020-05-19 中国航发南方工业有限公司 篦齿槽以及篦齿结构的加工方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR904626A (fr) * 1943-02-19 1945-11-12 Wu Rttembergische Metallwarenf Procédé de fabrication des cylindres de moteurs à combustion par mise en forme sans copeaux
DE925041C (de) * 1947-09-02 1955-03-10 Calumet And Hecla Cons Copper Rippenrohr und Vorrichtung zu dessen Herstellung
US3204325A (en) * 1958-08-29 1965-09-07 Lockheed Aircraft Corp Roll-forming method
FR1464667A (fr) * 1965-09-17 1967-01-06 Commissariat Energie Atomique Machine à onduler des séries d'ailettes
US3846899A (en) * 1972-07-28 1974-11-12 Gen Electric A method of constructing a labyrinth seal
US4028788A (en) * 1976-01-12 1977-06-14 Demusis Ralph T Method of refurbishing turbine blade air seal flanges
US4285108A (en) * 1979-02-23 1981-08-25 United Technologies Corporation Apparatus and method for refinishing turbine blade airseals

Also Published As

Publication number Publication date
EP0165083A1 (de) 1985-12-18
EP0165083B1 (de) 1988-12-28
FR2563277B1 (fr) 1986-06-27
IL74653A0 (en) 1985-06-30
IL74653A (en) 1992-11-15
US4606102A (en) 1986-08-19
FR2563277A1 (fr) 1985-10-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee