EP3575435A1 - Procédé de projection au plasma destiné au revêtement d'une voie de cylindre d'un bloc moteur d'un moteur à combustion interne à pistons - Google Patents

Procédé de projection au plasma destiné au revêtement d'une voie de cylindre d'un bloc moteur d'un moteur à combustion interne à pistons Download PDF

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Publication number
EP3575435A1
EP3575435A1 EP19176247.5A EP19176247A EP3575435A1 EP 3575435 A1 EP3575435 A1 EP 3575435A1 EP 19176247 A EP19176247 A EP 19176247A EP 3575435 A1 EP3575435 A1 EP 3575435A1
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EP
European Patent Office
Prior art keywords
coating
plasma spraying
cylinder
spraying method
less
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.)
Pending
Application number
EP19176247.5A
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German (de)
English (en)
Inventor
Klaus Klimek
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.)
Volkswagen AG
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Volkswagen AG
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Filing date
Publication date
Application filed by Volkswagen AG filed Critical Volkswagen AG
Publication of EP3575435A1 publication Critical patent/EP3575435A1/fr
Pending legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • 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
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • 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
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
    • C23C4/06—Metallic material
    • 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
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
    • C23C4/06—Metallic material
    • C23C4/08—Metallic material containing only metal elements
    • 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
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
    • C23C4/10—Oxides, borides, carbides, nitrides or silicides; Mixtures thereof
    • 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
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
    • C23C4/10—Oxides, borides, carbides, nitrides or silicides; Mixtures thereof
    • C23C4/11—Oxides
    • 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
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
    • C23C4/134—Plasma spraying
    • 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
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
    • C23C4/137—Spraying in vacuum or in an inert atmosphere
    • 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
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
    • C23C4/14—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying for coating elongate material
    • 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
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
    • C23C4/14—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying for coating elongate material
    • C23C4/16—Wires; Tubes
    • 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
    • B05B13/06—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 specially designed for treating the inside of hollow bodies
    • B05B13/0627—Arrangements of nozzles or spray heads specially adapted for treating the inside of hollow bodies
    • B05B13/0636—Arrangements of nozzles or spray heads specially adapted for treating the inside of hollow bodies by means of rotatable spray heads or nozzles
    • 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
    • B05B7/16—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 incorporating means for heating or cooling the material to be sprayed
    • B05B7/22—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 incorporating means for heating or cooling the material to be sprayed electrically, magnetically or electromagnetically, e.g. by arc
    • B05B7/222—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 incorporating means for heating or cooling the material to be sprayed electrically, magnetically or electromagnetically, e.g. by arc using an arc
    • B05B7/226—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 incorporating means for heating or cooling the material to be sprayed electrically, magnetically or electromagnetically, e.g. by arc using an arc the material being originally a particulate material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F7/00—Casings, e.g. crankcases or frames
    • F02F7/0085—Materials for constructing engines or their parts

Definitions

  • the invention relates to a plasma spraying process for coating a cylinder bore of a cylinder crankcase of a reciprocating internal combustion engine.
  • a coating process for coating a curved surface, a thermal coating and a cylinder with a thermal coating are known.
  • a thermal spray device in particular a plasma spray gun or HVOF sprayer with a burner which rotates on a burner shaft about a shaft axis at a predetermined rotational frequency, wherein the coating jet for applying a coating to the curved Surface is at least partially radially directed away from the shaft axis to the curved surface.
  • RPM revolutions / minute
  • cylinder crankcases made of aluminum are used, however, which require a protective layer in the region of the cylinder bore, for example a protective layer applied by means of plasma spraying.
  • a positive side effect of the coating in addition to a robustness increase of the cylinder bore a significantly reduced friction in the area of the piston group (and thereby also a reduced CO2 emission) as well as positive effects against corrosive media.
  • Coating processes known in the art include powder plasma spraying (APS), wire spraying, such as plasma transferred wire arc (PTWA / RSW) coating, arc wire spraying (LDS) and high speed flame spraying (HVOF syringes).
  • a brazing process for brazing the coating Prior to a thermal coating of cylinder bores in aluminum crankcases and sometimes gray cast iron, a brazing process for brazing the coating, i. Improving the adhesion of the coating, carried out or is required so that the coating can be applied at all.
  • This roughening process is represented by radiant processes using corundum and water (medium pressure / high pressure water jets), laser beam roughening or roughening with a geometrically defined cutting edge.
  • the object of the invention is to provide a coating method by means of which the formation of oxides is limited or oxide zones in the layer formation and thus negative influences due to oxide bursts occurring and a micro-roughness, which arises in particular due to such oxide breakdown or existing due to a high oxide line to avoid.
  • the rate of injection of material reference is made in particular to the narrower value range between 80 and 150 g / min. More preferably, the range of values is between 90 and 130 g / min and more preferably the value range between 100 and 120 g / min.
  • the rate of spray conveyance reference is made in particular to the value of 110 g / min, with which, in particular in conjunction with the rotation speed of 650 rpm, a particularly high-quality result of coating the cylinder bore has been achieved.
  • the feed rate according to feature c) is referred to the value range between 30 and 70 mm / s, more preferably to the value range between 40 and 65 mm / s and particularly preferably to the value range between 50 and 65 mm / s.
  • the coating is applied in the form of double strokes by means of 5-8 injection cycles. Particularly preferred in this regard is the application with 6-7 injection cycles to mention. It has been found that the thickness and the structure of a corresponding coating in conjunction with the required processing time in this case is particularly high-quality and efficient.
  • a steel layer or a ceramic layer are preferably applied.
  • the steel layers particular reference is made to low alloy and high alloy steel layers, i. on steel layers with steels in which the sum of the alloying elements does not exceed a content of 5% by mass (low-alloyed steels) or steels in which the average mass content of at least one alloying element is greater than or equal to 5% (high-alloyed steels).
  • low alloy steels is preferred over high alloy steels.
  • high-alloy steels results are also achieved which are advantageous over the results known from the prior art.
  • TiO 2 titanium dioxide
  • a ceramic layer irrespective of the above, is preferably applied in conjunction with a previous roughening process and the previous application of an adhesion-promoting layer.
  • an adhesion-promoting layer in particular a nickel-aluminum layer, a bronze layer or a low-alloy steel layer in question.
  • the thickness of an adhesion-promoting layer is preferably less than 100 ⁇ m, preferably less than 60 ⁇ m and particularly preferably not more than 40 ⁇ m.
  • this coating is preferably by means of a low alloy steel powder applied. His steel powder with a predominantly spherical morphology with low proportions of satellites is particularly preferred.
  • the coating is applied by means of a steel powder containing less than 2% by weight of carbon (C), less than 2% by weight of manganese (Mn). , less than 2 wt.% chromium (Cr), less than 1 wt.% nickel (Ni), less than 1 wt.% oxygen (O2), and less than 1 wt.% nitrogen (N 2 ) ,
  • C carbon
  • Mn manganese
  • Cr manganese
  • Cr manganese
  • Ni manganese
  • O2 less than 1 wt.% oxygen
  • N 2 nitrogen
  • the proportion of carbon reference is made in particular to a percentage by weight of 1.0 to 1.3.
  • the proportion of manganese particular reference is made to a proportion of 1.2 to 1.6% by weight.
  • proportion by weight of chromium particular reference is made to a value range from 1.2 to 1.6% by weight.
  • proportion by weight of nickel reference is made in particular to the value range of less than 0.5% by weight.
  • proportion by weight of oxygen reference is made in particular to values of less than 0.2% by weight and, with regard to the proportion by weight of nitrogen, in particular to the value range of less than 0.5% by weight.
  • the abovementioned ranges of values preferably apply cumulatively, ie linked to one another in this combination.
  • a particularly high-quality coating is obtained when a steel layer is applied by means of a steel powder whose grain size is exclusively smaller than 60 microns and / or whose grain size is for the most part less than 42 microns.
  • the proportion in weight percent of steel powder having a particle size of less than 42 microns is preferably at most 90 percent.
  • the proportion with a particle size of less than 26 microns is preferably at most 50 percent.
  • the proportion with a particle size of less than 16 microns is preferably at most 10 percent.
  • the coating is applied under the influence of the atmosphere.
  • the method is also referred to as atmospheric plasma spraying or APS method.
  • An advantage of the APS process is that it avoids the use of inert gases and the associated additional costs.
  • the coating can be applied in a plasma spraying process according to the invention but also by using a protective gas or in a vacuum. Although in this case the costs for carrying out the process are increased, in individual cases a qualitatively even better result of a coating can be achieved, ie in particular a coating can be achieved which has a lower oxide content or has a lower oxide content.
  • the plasma spraying process according to the invention is particularly advantageous if, prior to the application of the coating, at least one radiating roughening process is carried out by means of corundum and / or water, by means of laser beam roughening or by roughening with a geometrically defined cutting edge.
  • at least one radiating roughening process is carried out by means of corundum and / or water, by means of laser beam roughening or by roughening with a geometrically defined cutting edge.
  • the adhesiveness of the coating to be applied improves, and at the same time, the durability of the obtained coating increases.
  • FIG. 1 shows a detail of a cylinder crankcase of a reciprocating internal combustion engine with a section of a cylinder bore of an aluminum body 10 of a cylinder crankcase 14, wherein the aluminum body 10 is provided with a coating 12 and the aluminum body 10 facing away from surface 16 is part of the cylinder bore 18 of the cylinder crankcase 14.
  • the partly marked black areas 20 are oxides which have formed during the application of the coating 12 by means of a plasma spraying process.
  • FIG. 2 shows the surface 16 of the cylinder barrel 18.
  • 16 individual oxide rows 22a, 22b, 22c, 22d have formed on the surface, which are formed by black dots, which are arranged approximately in one row. This is the above-mentioned oxide zeolite.
  • FIG. 3 shows a view similar to FIG. 1 wherein the coating 12 has been applied by means of a plasma spraying process according to the invention.
  • FIG. 4 shows an enlarged view of the view FIG. 3 , As can be seen, the surface 16, which forms the cylinder bore 18 of the cylinder crankcase 14, a significantly increased quality in that no oxide zeolite is more recognizable. In addition, it can be seen that significantly fewer oxides have formed in the coating 12 than in the coating 12 according to the prior art, which is described in US Pat FIG. 1 is shown.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Coating By Spraying Or Casting (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
EP19176247.5A 2018-05-29 2019-05-23 Procédé de projection au plasma destiné au revêtement d'une voie de cylindre d'un bloc moteur d'un moteur à combustion interne à pistons Pending EP3575435A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102018208435.1A DE102018208435A1 (de) 2018-05-29 2018-05-29 Plasmaspritzverfahren zur Beschichtung einer Zylinderlaufbahn eines Zylinderkurbelgehäuses einer Hubkolbenbrennkraftmaschine

Publications (1)

Publication Number Publication Date
EP3575435A1 true EP3575435A1 (fr) 2019-12-04

Family

ID=66647147

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Application Number Title Priority Date Filing Date
EP19176247.5A Pending EP3575435A1 (fr) 2018-05-29 2019-05-23 Procédé de projection au plasma destiné au revêtement d'une voie de cylindre d'un bloc moteur d'un moteur à combustion interne à pistons

Country Status (5)

Country Link
US (1) US20190368023A1 (fr)
EP (1) EP3575435A1 (fr)
CN (1) CN110607495B (fr)
DE (1) DE102018208435A1 (fr)
RU (1) RU2723491C1 (fr)

Cited By (1)

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Publication number Priority date Publication date Assignee Title
EP3896190A1 (fr) * 2020-04-16 2021-10-20 Sturm Maschinen- & Anlagenbau GmbH Procédé et installation de revêtement métallique d'une paroi d'alésage

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Publication number Priority date Publication date Assignee Title
US10941766B2 (en) * 2019-06-10 2021-03-09 Halliburton Energy Sendees, Inc. Multi-layer coating for plunger and/or packing sleeve
CN112746272A (zh) * 2020-12-28 2021-05-04 洛阳清科激光技术有限公司 发动机缸套强化方法

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WO2017202852A1 (fr) 2016-05-27 2017-11-30 Oerlikon Metco Ag, Wohlen Procédé de revêtement, revêtement thermique ainsi que cylindre présentant un revêtement thermique

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WO2017202852A1 (fr) 2016-05-27 2017-11-30 Oerlikon Metco Ag, Wohlen Procédé de revêtement, revêtement thermique ainsi que cylindre présentant un revêtement thermique

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K. BOBZIN ET AL: "Coating Bores of Light Metal Engine Blocks with a Nanocomposite Material using the Plasma Transferred Wire Arc Thermal Spray Process", JOURNAL OF THERMAL SPRAY TECHNOLOGY., vol. 17, no. 3, 3 July 2008 (2008-07-03), US, pages 344 - 351, XP055258217, ISSN: 1059-9630, DOI: 10.1007/s11666-008-9188-y *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3896190A1 (fr) * 2020-04-16 2021-10-20 Sturm Maschinen- & Anlagenbau GmbH Procédé et installation de revêtement métallique d'une paroi d'alésage
WO2021209190A1 (fr) * 2020-04-16 2021-10-21 Sturm Maschinen- & Anlagenbau Gmbh Procédé et système pour l'application d'un revêtement métallique sur une paroi d'alésage

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US20190368023A1 (en) 2019-12-05
CN110607495B (zh) 2022-03-25

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