DK3075472T3 - Fremgangsmåde til fremstilling af en dyse til indsprøjtningsindretninger i forbrændingsmotorer - Google Patents

Fremgangsmåde til fremstilling af en dyse til indsprøjtningsindretninger i forbrændingsmotorer Download PDF

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Publication number
DK3075472T3
DK3075472T3 DK16153563.8T DK16153563T DK3075472T3 DK 3075472 T3 DK3075472 T3 DK 3075472T3 DK 16153563 T DK16153563 T DK 16153563T DK 3075472 T3 DK3075472 T3 DK 3075472T3
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DK
Denmark
Prior art keywords
nozzle
receiving tube
powder
tube
blanks
Prior art date
Application number
DK16153563.8T
Other languages
English (en)
Inventor
Giorgio Ruffino
Original Assignee
O M T Officine Mecc Torino S P A
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 O M T Officine Mecc Torino S P A filed Critical O M T Officine Mecc Torino S P A
Application granted granted Critical
Publication of DK3075472T3 publication Critical patent/DK3075472T3/da

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/168—Assembling; Disassembling; Manufacturing; Adjusting
    • 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
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/12—Both compacting and sintering
    • B22F3/14—Both compacting and sintering simultaneously
    • B22F3/15—Hot isostatic pressing
    • 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
    • B22F7/02—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 layers
    • B22F7/04—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 layers with one or more layers not made from powder, e.g. made from solid metal
    • 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
    • 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
    • C23C24/00—Coating starting from inorganic powder
    • C23C24/02—Coating starting from inorganic powder by application of pressure only
    • C23C24/06—Compressing powdered coating material, e.g. by milling
    • 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
    • C23C24/00—Coating starting from inorganic powder
    • C23C24/08—Coating starting from inorganic powder by application of heat or pressure and heat
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/166—Selection of particular materials
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • 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
    • B22F7/02—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 layers
    • B22F7/04—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 layers with one or more layers not made from powder, e.g. made from solid metal
    • B22F2007/042—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 layers with one or more layers not made from powder, e.g. made from solid metal characterised by the layer forming method
    • 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
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • B22F2998/10—Processes characterised by the sequence of their steps
    • 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
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/05—Fuel-injection apparatus having means for preventing corrosion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/80—Fuel injection apparatus manufacture, repair or assembly
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/80—Fuel injection apparatus manufacture, repair or assembly
    • F02M2200/8053—Fuel injection apparatus manufacture, repair or assembly involving mechanical deformation of the apparatus or parts thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/80—Fuel injection apparatus manufacture, repair or assembly
    • F02M2200/8069—Fuel injection apparatus manufacture, repair or assembly involving removal of material from the fuel apparatus, e.g. by punching, hydro-erosion or mechanical operation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/90—Selection of particular materials
    • F02M2200/9038—Coatings

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Composite Materials (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Powder Metallurgy (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)

Claims (9)

1. Fremgangsmåde til fremstilling af en dyse til indsprøjtningsindretninger i forbrændingsmotorer, hvilken fremgangsmåde omfatter trinnene: - at forme dyseemner (14) ved hjælp af bearbejdning, hvor hvert har en cylindrisk flade (16), en flad referenceflade (18) ved en første ende af den cylindriske flade (16) og en dysespids (20), der rager ud fra en anden ende af den cylindriske flade (16) og har en længdeakse (A), som er ortogonal med den flade referenceflade (18), - at påføre en beskyttelsesskive (22) på den flade referenceflade (18), - at tilvejebringe et optagelsesrør (26) med en lukket første ende, - at sætte dyseemnerne (14) efter hinanden ind i optagelsesrøret (26), - at fylde mellemrummet mellem dysespidsen (20) og den indvendige væg af optagelsesrøret (26) med metalpulver (32), efter hvert dyseemne (14) er sat ind i optagelsesrøret (26), - at komprimere metalpulveret (32) og udsuge luft fra en anden ende af optagelsesrøret (26), - at udsætte optagelsesrøret (26) for et trin med varm isostatisk presning (HIP), - at skære successivt optagelsesrøret (26) i den tværgående retning langs skæreafsnit (44), som flugter med beskyttelsesskiverne (22), for at forme separate afsnit (46) og - bearbejde afsnittene (46) for at forme en metallisk coating (52) på dysespidsen (20).
2. Fremgangsmåde ifølge krav 1, hvor beskyttelsesskiven (22) er af et ikke-metallisk materiale.
3. Fremgangsmåde ifølge krav 2, hvor beskyttelsesskiven (22) er fastgjort til den flade referenceflade (18) med et klæbelag (24).
4. Fremgangsmåde ifølge krav 2 eller krav 3, hvor beskyttelsesskiven (22) er fremstillet af bor.
5. Fremgangsmåde ifølge krav 1, hvor den cylindriske flade (16) af dyseemnerne (14) er i kontakt med en indvendig cylindrisk flade af optagelsesrøret (26).
6. Fremgangsmåde ifølge krav 1, hvor metalpulveret (32) danner skillelag mellem tilstødende dyseemner (14).
7. Fremgangsmåde ifølge krav 1, hvor komprimeringstrinnet omfatter komprimering af pulveret (32) ved hjælp af en presser (34) og påføringen af vibrationer på optagelsesrøret (26).
8. Fremgangsmåde ifølge krav 1, omfattende tilvejebringelse af et filter (38) for pulveret i den anden ende af optagelsesrøret (26).
9. Fremgangsmåde ifølge krav 1, omfattende forsegling af den anden ende af optagelsesrøret (26) efter luftudsugningen.
DK16153563.8T 2015-03-31 2016-02-01 Fremgangsmåde til fremstilling af en dyse til indsprøjtningsindretninger i forbrændingsmotorer DK3075472T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITUB20150259 2015-03-31

Publications (1)

Publication Number Publication Date
DK3075472T3 true DK3075472T3 (da) 2017-07-10

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ID=53385817

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DK16153563.8T DK3075472T3 (da) 2015-03-31 2016-02-01 Fremgangsmåde til fremstilling af en dyse til indsprøjtningsindretninger i forbrændingsmotorer

Country Status (6)

Country Link
US (1) US9964087B2 (da)
EP (1) EP3075472B1 (da)
JP (1) JP6624611B2 (da)
KR (1) KR101925180B1 (da)
CN (1) CN106180722B (da)
DK (1) DK3075472T3 (da)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08155660A (ja) * 1994-12-06 1996-06-18 Kobe Steel Ltd 接合強度の優れた異材継手製造方法
DE60325077D1 (de) * 2002-10-07 2009-01-15 Man B & W Diesel As Verfahren zur herstellung einer düse für ein kraftstoffventil in einem dieselmotor und düse
KR100810437B1 (ko) * 2007-10-23 2008-03-04 이명배 Ｈｉｐ 공법을 이용한 연료 분사 노즐용 소재의 제조방법
KR100810436B1 (ko) * 2007-10-23 2008-03-04 이명배 Ｈｉｐ 공법을 이용한 연료 분사 노즐용 소재의 제조방법
JP5518861B2 (ja) * 2009-06-30 2014-06-11 日本ピストンリング株式会社 内燃機関燃料噴射ノズル、ノズル素材およびその製造方法
EP2494183B1 (en) * 2009-10-30 2018-01-10 Man Diesel & Turbo, Filial Af Man Diesel & Turbo Se, Tyskland A nozzle for a fuel valve in a diesel engine
EP2679323B1 (en) 2012-06-25 2014-08-13 Sandvik Intellectual Property AB A method of producing a metallic body provided with a metallic cladding
US20160361766A1 (en) * 2013-12-20 2016-12-15 Sandvik Intellectual Property Ab Method for manufacturing a fuel nozzle blank with a metallic cladding

Also Published As

Publication number Publication date
KR20160117254A (ko) 2016-10-10
CN106180722B (zh) 2018-10-16
CN106180722A (zh) 2016-12-07
KR101925180B1 (ko) 2018-12-04
EP3075472A1 (en) 2016-10-05
US9964087B2 (en) 2018-05-08
EP3075472B1 (en) 2017-05-10
JP6624611B2 (ja) 2019-12-25
US20160290301A1 (en) 2016-10-06
JP2016194296A (ja) 2016-11-17

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