HRP20231017T1 - Kočioni disk sa zaštitom od trošenja i korozije i postupak njegove proizvodnje - Google Patents

Kočioni disk sa zaštitom od trošenja i korozije i postupak njegove proizvodnje Download PDF

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HRP20231017T1
HRP20231017T1 HRP20231017TT HRP20231017T HRP20231017T1 HR P20231017 T1 HRP20231017 T1 HR P20231017T1 HR P20231017T T HRP20231017T T HR P20231017TT HR P20231017 T HRP20231017 T HR P20231017T HR P20231017 T1 HRP20231017 T1 HR P20231017T1
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Croatia
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brake disc
layer
diffusion layer
previous
coating
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HRP20231017TT
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Tilo STEINMEIER
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C4 Laser Technology GmbH
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00Parts or details
    • F16D65/02Braking members; Mounting thereof
    • F16D65/10Drums for externally- or internally-engaging brakes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00Parts or details
    • F16D65/02Braking members; Mounting thereof
    • F16D65/12Discs; Drums for disc brakes
    • F16D65/127Discs; Drums for disc brakes characterised by properties of the disc surface; Discs lined with friction material
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING 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
    • C23C10/00Solid state diffusion of only metal elements or silicon into metallic material surfaces
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    • C23C10/02Pretreatment of the material to be coated
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    • C23COATING 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
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    • C23C10/00Solid state diffusion of only metal elements or silicon into metallic material surfaces
    • C23C10/28Solid state diffusion of only metal elements or silicon into metallic material surfaces using solids, e.g. powders, pastes
    • C23C10/34Embedding in a powder mixture, i.e. pack cementation
    • C23C10/36Embedding in a powder mixture, i.e. pack cementation only one element being diffused
    • C23C10/48Aluminising
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    • C23C10/00Solid state diffusion of only metal elements or silicon into metallic material surfaces
    • C23C10/28Solid state diffusion of only metal elements or silicon into metallic material surfaces using solids, e.g. powders, pastes
    • C23C10/34Embedding in a powder mixture, i.e. pack cementation
    • C23C10/36Embedding in a powder mixture, i.e. pack cementation only one element being diffused
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    • C23C2/00Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
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    • C23C2/00Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
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    • C23C2/00Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
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    • C23C2/28Thermal after-treatment, e.g. treatment in oil bath
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    • C23C26/00Coating not provided for in groups C23C2/00 - C23C24/00
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    • C23C28/00Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
    • C23C28/02Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings only including layers of metallic material
    • C23C28/021Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings only including layers of metallic material including at least one metal alloy layer
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    • C23C28/00Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
    • C23C28/02Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings only including layers of metallic material
    • C23C28/028Including graded layers in composition or in physical properties, e.g. density, porosity, grain size
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    • C23C30/00Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process
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    • C23C4/00Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
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    • C23C4/00Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/04Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
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    • C23C4/00Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/12Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
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    • C23C4/00Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/18After-treatment
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00Parts or details
    • F16D65/02Braking members; Mounting thereof
    • F16D2065/13Parts or details of discs or drums
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    • F16D2065/132Structure layered
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    • F16D2200/00Materials; Production methods therefor
    • F16D2200/0004Materials; Production methods therefor metallic
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    • F16D2200/003Light metals, e.g. aluminium
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    • YGENERAL 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
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Claims (15)

1. Kočioni disk koji ima glavno metalno tijelo (1) izrađeno od čelika ili sivog željeza, koji ima najmanje jedno područje s oblikovanim tarnim površinama (2) i najmanje jedno područje s oblikovanom kontaktnom površinom (6) za osiguranje kočionog diska, pri čemu je difuzijski sloj (3) oblikovan od željeza, aluminija i silicija prisutan unutar glavnog metalnog tijela (1) najmanje u području tarnih površina (2), navedeni difuzijski sloj ima debljinu sloja od 0,1 mm do 0,6 mm i oblikovan je zajedno s čelikom ili sivim željezom glavnog metalnog tijela (1) postupcima difuzije.
2. Kočioni disk prema zahtjevu 1, naznačen time što su dodatno prisutni ventilacijski kanali.
3. Kočioni disk prema zahtjevu 1 ili 2, naznačen time što difuzijski sloj (3) ima oblik stupnjevanog slojnog sustava koji se sastoji od željeza i aluminija po debljini sloja, pri čemu je silicij raspoređen homogeno u stupnjevanom slojnom sustavu, pri čemu je sustav stupnjevanog sloja naročito oblikovan na takav način da se udio željeza kontinuirano smanjuje prema površini sloja i udio aluminija kontinuirano raste prema površini sloja, pri čemu je silicij homogeno raspoređen u sustavu stupnjevanog sloja.
4. Kočioni disk prema najmanje jednom od prethodnih zahtjeva, naznačen time što je najmanje difuzijski sloj (3) oblikovan oblaganjem glavnog metalnog tijela (1) s legurom AlSi12 i/ili AlSi6 , nakon čega slijedi toplinska obrada.
5. Kočioni disk prema najmanje jednom od prethodnih zahtjeva, naznačen time što područje kontaktne površine (6) i/ili ventilacijski kanali (4) dodatno imaju difuzijski sloj (3), pri čemu difuzijski sloj (3) naročito poželjno ima veću tvrdoću u usporedbi s tvrdoćom materijala glavnog metalnog tijela (1).
6. Kočioni disk prema najmanje jednom od prethodnih zahtjeva, naznačen time što je difuzijski sloj (3) oblikovan toplinskom obradom na 250°C do 650°C i uz trajanje obrade od 40 do 300 minuta.
7. Kočioni disk prema najmanje jednom od prethodnih zahtjeva, naznačen time što ventilacijski kanali (4) imaju difuzijski sloj (3) i površinski sloj na bazi Al koji ima debljinu sloja od 0,01 mm - 0,4 mm.
8. Kočioni disk prema najmanje jednom od prethodnih zahtjeva, naznačen time što su tvari za bojenje prisutne najmanje unutar difuzijskog sloja (3).
9. Postupak za proizvodnju kočionog diska prema najmanje jednom od zahtjeva 1 do 8, naznačen time što se površina glavnog metalnog tijela (1) mehanički obrađuje najmanje u području oblikovanih tarnih površina (2), zatim se legura na bazi AlSi nanosi najmanje u području oblikovanih tarnih površina (2) postupkom prevlačenja, zatim se provodi toplinska obrada kočionog diska u atmosferi zaštitnog plina, i na kraju se površina glavnog metalnog tijela (1) mehanički obrađuje najmanje u području tarnih površina (2).
10. Postupak prema zahtjevu 9, naznačen time što su kontaktna površina (6) i/ili ventilacijski kanali (4) dodatno obloženi legurom na bazi, pri čemu je prevlaka posebno poželjno izvedena legurom AlSi12 ili AlSi6 .
11. Postupak prema bilo kojem od prethodnih zahtjeva 9 i 10, naznačen time što se mehanička obrada i/ili postupak prevlačenja provode u atmosferi zaštitnog plina.
12. Postupak prema najmanje jednom od prethodnih zahtjeva 9 do 11, naznačen time što se toplinska obrada kočionog diska provodi u trajanju od 40 do 300 minuta i na temperaturi od 250°C do 650°C, posebno poželjno na temperaturi od 550°C do 600°C, pri čemu je posebno poželjno kočioni disk prethodno zagrijan prije prevlačenja na temperaturu od 250°C do 650°C u atmosferi zaštitnog plina.
13. Postupak prema najmanje jednom od prethodnih zahtjeva 9 do 12, naznačen time što se kočioni disk prethodno zagrijava prije prevlačenja na temperaturu od 150°C do 200°C bez atmosfere zaštitnog plina.
14. Postupak prema najmanje jednom od prethodnih zahtjeva 9 do 13, naznačen time što se nanošenje prevlake provodi pomoću elektrolučnog raspršivanja žice, modificiranog elektrolučnog raspršivanja žice s povećanom kinetičkom energijom prskanja, raspršivanja žice plamenom velikom brzinom, uranjanjem u tekući aluminij, uranjanjem u boju, raspršivanjem boje, laser zavarivanje laserskim prahom, raspršivanjem praha ili elektroprevlačenjem, pri čemu nakon premazivanja bojom naročito poželjno slijedi implementacija prvog induktivnog zagrijavanja kočionog diska na temperaturu od 250°C do 650°C tijekom razdoblja od 5 do 240 sekundi.
15. Postupak prema najmanje jednom od prethodnih zahtjeva 9 do 14, naznačen time što se tvari za bojenje dodaju prije ili tijekom prevlačenja, te se one koriste za stvaranje oznaka u boji unutar difuzijskog sloja (3) najmanje u području tarnih površina (2) .
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