EP1206322B1 - Procede et dispositif pour appliquer une matiere sur une surface ou faire penetrer cette matiere dans ladite surface - Google Patents

Procede et dispositif pour appliquer une matiere sur une surface ou faire penetrer cette matiere dans ladite surface Download PDF

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Publication number
EP1206322B1
EP1206322B1 EP00945948A EP00945948A EP1206322B1 EP 1206322 B1 EP1206322 B1 EP 1206322B1 EP 00945948 A EP00945948 A EP 00945948A EP 00945948 A EP00945948 A EP 00945948A EP 1206322 B1 EP1206322 B1 EP 1206322B1
Authority
EP
European Patent Office
Prior art keywords
mist
treatment device
suction
surface treatment
plasma
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 - Lifetime
Application number
EP00945948A
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German (de)
English (en)
Other versions
EP1206322A1 (fr
Inventor
Rolf Heinemann
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
Original Assignee
Volkswagen AG
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 Volkswagen AG filed Critical Volkswagen AG
Publication of EP1206322A1 publication Critical patent/EP1206322A1/fr
Application granted granted Critical
Publication of EP1206322B1 publication Critical patent/EP1206322B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • 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
    • 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
    • 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
    • B05B7/20—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 by flame or combustion
    • B05B7/201—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 by flame or combustion downstream of the nozzle
    • B05B7/205—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 by flame or combustion downstream of the nozzle the material to be sprayed being originally a particulate material
    • B05B7/206—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 by flame or combustion downstream of the nozzle the material to be sprayed being originally a particulate material in a container fixed to the discharge device

Definitions

  • the invention relates to a method for applying or introducing a material onto or into a surface with a surface treatment device, a Material mist is extracted with a predetermined suction power and the Surface and the surface processing device moved relative to each other are, according to the preamble of claim 1.
  • the invention further relates to Device for applying or introducing a material onto or into a surface a surface treatment device, wherein a suction device for Extraction of material mist with a predetermined suction power is provided and a relative movement between the surface treatment device and the Surface takes place according to the preamble of claim 6.
  • a method or a Device of this type is known from EP-A-382 028.
  • hypoeutectic aluminum-silicon alloys mainly used for cylinder crankcases are unsuitable for the tribological loading of the piston-piston ring-cylinder raceway system due to the low proportion of the wear-resistant silicon phase.
  • Hypereutectic alloys, such as the alloy AISil 7 Cu 4 Mg have a sufficient proportion of silicon crystallites.
  • This hard, wear-resistant structural component is highlighted by chemical and / or mechanical processing stages compared to the matrix consisting of the aluminum mixed crystal and forms a required wing portion.
  • the castability, the poor machinability and the high cost of this alloy are disadvantageous compared to the hypoeutectic and nearutectic alloys.
  • sub- and near-eutectic alloys are called galvanic Coatings applied directly to the raceways.
  • galvanic Coatings applied directly to the raceways.
  • thermal Spray layers which are also applied directly to the tread. in this connection a constant negative pressure is generated so that the plasma mist is extracted. at poor suction, however, layers of different thickness are applied with partially high porosity.
  • the DE 195 35 078 A1 describes a method for monitoring and regulating thermal Spray method for coating the surface of substrates proposed, in which during the spraying process as a parameter for the transferred layer mass or Layer thickness measured a surface temperature of the substrate and if there is a deviation at least one process parameter is changed from the target value, which for the transferred layer mass or the layer thickness is determining.
  • the present invention has for its object an improved method and to provide an improved device of the type mentioned above, the the disadvantages mentioned above are overcome and in a simple and reliable manner a uniform layer application with constant porosity is achieved.
  • the Suction device is designed such that it depends on the suction power the relative movement between the surface treatment device and the surface varied.
  • the surface treatment device is, for example, a plasma torch, wherein a coating is applied to the surface by means of plasma spraying and the Material mist is extracted in the form of a plasma mist.
  • the surface processing device is, for example, a laser, wherein by alloying the material into the surface or a spray coating is applied by application to the surface with the laser, the emerging material mist is suctioned off in the form of a particle mist.
  • the suction device comprises, for example, a pump, at least one suction pipe and at least one orifice arranged in the suction pipe, the orifice being through Appropriate opening and closing to change the suction power in Depending on the relative movement, a passage cross section of the suction pipe changed accordingly. To extract the material mist, a constant Vacuum generated and the suction power by opening and Changed shutters changed.
  • a feed device moves the surface processing device relative to the substrate, wherein a Adjustment mechanism of the panel is connected to the feed device.
  • the coating or alloy or alloy produced is, for example, one wear-resistant, tribological cylinder tread of a cylinder of a crankcase an internal combustion engine for running pistons.
  • the preferred embodiment of a shown in the single figure comprises a plasma torch 10 with a flame 12 and a suction device 14 with a pump 16, two suction pipes 18 and each in the suction pipes 18 arranged panels 20.
  • the device shown is for Production of a wear-resistant, tribological cylinder running surface 22 in a cylinder 24 of a crankcase, not shown, of a not shown Internal combustion engine for running pistons.
  • the plasma torch 10 is advanced within the cylinder 24 in the direction of arrow 25 and carries the cylinder bearing surface 22 in a coating cone 26 on a Cylinder wall 28 on.
  • the Plasma torch 10 can also be rotated about an axis 32 in the direction of arrow 30.
  • the Plasma torch 10 has a coating powder 36 in a container 34, such as for example a steel / molybdenum powder, which is connected to the flame 12 via a pipe 38 arrives. There, the coating powder 36 is heated accordingly and possibly surrounded of protective gas 40 applied to the cylinder wall 28. This is imagined Plasma mist 42 of powder not applied, which is from the suction device 14 is sucked off via the suction pipes 18, as indicated by arrows 44.
  • the plasma mist 42 is extracted by means of a suction medium, such as for example air, with a predetermined suction power.
  • suction power here denotes a predetermined volume throughput per time of the suction medium through the suction pipes 18, the volume throughput a negative pressure is determined. The higher the prevailing due to the negative pressure Pressure difference, the higher the volume throughput of the suction medium, which the plasma mist correspondingly tears with him and sucks. On the other hand, at constant vacuum, the higher the suction power, the larger one Flow cross section for the suction medium is.
  • a is activated by means of the pump 16 constant negative pressure is generated and by means of the orifices 20 the volume throughput in the respective suction pipes 18 by varying a flow cross section of the Suction tubes 18 changed.
  • This is a control device, not shown provided which the aperture 20 depending on the feed 25 of the Plasma torch 10 opens or closes accordingly such that an accurate Dosing of the suction medium takes place and thus a uniform layer application and a constant porosity over the entire tread or coating 22 is achieved.
  • the screens 20 are controlled mechanically or electrically and are for example directly with a feed device, not shown, for the Plasma torch 10 connected.
  • the suction power can be for each suction pipe 18 with the corresponding screen 20 can be varied individually.
  • the suction power is expediently on the suction tube 18 to be relatively low to which the flame 12 is closer is located, and on the corresponding other suction pipe 18, the suction power increased accordingly.
  • the embodiment shown in the single figure begins the coating, for example, in the figure above, with the suction power at the beginning on the upper suction tube 18 in the FIG. is relatively low in order to avoid any layer components suction and at the lower in the Fig. Suction tube 18 is relatively high.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Coating By Spraying Or Casting (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)

Claims (11)

  1. Procédé pour l'application ou l'introduction d'une matière première sur ou dans une surface (28), avec un dispositif de traitement des surfaces (10), un brouillard de matière première étant aspiré avec une puissance d'aspiration prédéfinie et la surface ainsi que le dispositif de traitement des surfaces étant déplacés l'un vers l'autre par un déplacement relatif, caractérisé en ce que la puissance d'aspiration est variable en fonction du déplacement relatif entre le dispositif de traitement des surfaces et la surface.
  2. Procédé selon la revendication 1, caractérisé en ce que le dispositif de traitement des surfaces est un chalumeau à plasma (10), un revêtement étant appliqué sur la surface (28) par des projections au plasma et le brouillard de matière première étant aspiré sous forme de brouillard de plasma.
  3. Procédé selon la revendication 1, caractérisé en ce que le dispositif de traitement des surfaces est un laser, un revêtement étant posé sur la surface (28) par application et le brouillard de matière première étant aspiré sous la forme d'un brouillard de plasma ou d'un brouillard de particules.
  4. Procédé selon la revendication 1, caractérisé en ce que le dispositif de traitement des surfaces est un laser, la matière première étant incorporée dans la surface (28) par alliage et le brouillard de matière première étant aspiré sous la forme d'un brouillard de particules.
  5. Procédé selon l'une quelconque des revendications précédentes, caractérisé en ce qu'une dépression constante est générée pour l'aspiration du brouillard de matière première et en ce que la puissance d'aspiration se modifie par l'ouverture et la fermeture correspondantes d'obturateurs (20).
  6. Procédé selon l'une quelconque des revendications précédentes, caractérisé en ce que l'on fabrique un chemin de roulement (22) résistant à l'usure et tribologique d'un cylindre (24) d'un carter d'un moteur à combustion interne pour des pistons courants.
  7. Dispositif pour l'application ou l'introduction d'une matière première sur ou dans une surface (28), avec un dispositif de traitement des surfaces (10), un système d'aspiration (14) étant prévu pour aspirer le brouillard de matière première (42) à une puissance d'aspiration prédéfinie et un déplacement relatif (25) ayant lieu entre le dispositif de traitement des surfaces (10) et la surface (28), caractérisé en ce que le système d'aspiration (14) est conçu de façon à ce que la puissance d'aspiration varie en fonction du déplacement relatif entre le dispositif de traitement des surfaces (10) et la surface (28).
  8. Dispositif selon la revendication 7, caractérisé en ce que le dispositif de traitement des surfaces est un chalumeau à plasma (10) pour des projections au plasma ou un laser pour des incorporations par alliage et en ce que le brouillard de matière première est un brouillard de plasma ou un brouillard de particules.
  9. Dispositif selon l'une quelconque des revendications 7 ou 8, caractérisé en ce que le système d'aspiration (14) comporte une pompe (16), au moins un tuyau d'aspiration (18) et au moins un obturateur (20) disposé dans le tuyau d'aspiration (18), par son ouverture et sa fermeture correspondantes pour modifier la puissance d'aspiration, l'obturateur (20) transformant une section de passage transversale du tuyau d'aspiration (18) en fonction du déplacement relatif.
  10. Dispositif selon l'une quelconque des revendications 7 à 9, caractérisé en ce qu'un système d'avance déplace le dispositif de traitement des surfaces (10) de façon relative à la surface (28) et en ce qu'un mécanisme de réglage de l'obturateur (20) est relié au système d'avance.
  11. Dispositif selon l'une quelconque des revendications 7 à 10, caractérisé en ce qu'il est adapté pour la fabrication d'un chemin de roulement (22) résistant à l'usure et tribologique d'un cylindre (24) d'un carter d'un moteur à combustion interne pour des pistons courants.
EP00945948A 1999-08-03 2000-07-22 Procede et dispositif pour appliquer une matiere sur une surface ou faire penetrer cette matiere dans ladite surface Expired - Lifetime EP1206322B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19936393A DE19936393A1 (de) 1999-08-03 1999-08-03 Verfahren und Vorrichtung zum Auf- bzw. Einbringen eines Werkstoffes auf bzw. in eine Oberfläche
DE19936393 1999-08-03
PCT/EP2000/007048 WO2001008812A1 (fr) 1999-08-03 2000-07-22 Procede et dispositif pour appliquer une matiere sur une surface ou faire penetrer cette matiere dans ladite surface

Publications (2)

Publication Number Publication Date
EP1206322A1 EP1206322A1 (fr) 2002-05-22
EP1206322B1 true EP1206322B1 (fr) 2004-10-06

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EP00945948A Expired - Lifetime EP1206322B1 (fr) 1999-08-03 2000-07-22 Procede et dispositif pour appliquer une matiere sur une surface ou faire penetrer cette matiere dans ladite surface

Country Status (4)

Country Link
EP (1) EP1206322B1 (fr)
CN (1) CN1144623C (fr)
DE (2) DE19936393A1 (fr)
WO (1) WO2001008812A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009023603A1 (de) * 2009-06-02 2010-12-09 Daimler Ag Absaugvorrichtung zum Absaugen von Abfallpartikeln beim thermischen Beschichten

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DE10316919A1 (de) * 2003-04-12 2004-10-21 Volkswagen Ag Motorbauteil und Verfahren zur Instandsetzung eines Motorbauteils
DE102005043193A1 (de) * 2005-09-09 2007-03-15 Ks Aluminium-Technologie Ag Zylinderkurbelgehäuse für Kraftfahrzeuge
DE102009023617A1 (de) * 2009-06-02 2010-12-09 Daimler Ag Vorrichtung zm thermischen Beschichten
DE102010060652A1 (de) * 2010-11-18 2012-05-24 Martinrea Honsel Germany Gmbh Vorrichtung für das thermische Beschichten von Zylinderinnenflächen bei Kurbelgehäusen
FR2986805A1 (fr) * 2012-02-13 2013-08-16 Peugeot Citroen Automobiles Sa Procede et dispositif de revetement d'un fut de carter de cylindres par projection thermique
CN105112266A (zh) * 2015-08-19 2015-12-02 向倩 一种具有舒筋止痛功效的青梅糯米酒
CN107442347A (zh) * 2017-09-13 2017-12-08 兴发铝业（成都）有限公司 铝型材立式喷房喷涂系统
DE102019104017A1 (de) * 2019-02-18 2020-08-20 Volkswagen Aktiengesellschaft Vorrichtung zum Beschichten einer Zylinderbohrung
DE102019119466A1 (de) 2019-07-18 2021-01-21 Laser Zentrum Hannover E.V. Vorrichtung zur Laser-Strukturierung einer Oberfläche einer Durchgangsöffnung in einem Bauteil

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ATE106843T1 (de) * 1989-02-09 1994-06-15 Praezisions Werkzeuge Ag Verfahren zum beschichten einer fläche zylindrischer gegenstände und apparat dafür.
CA2164142A1 (fr) * 1994-12-09 1996-06-10 V. Durga Nageswar Rao Methode de fabrication de bloc-cylindres avec parois de cylindres revetues
DE19535078B4 (de) 1995-09-21 2006-06-08 Robert Bosch Gmbh Überwachung und Regelung von thermischen Spritzverfahren
DE19601793B4 (de) * 1996-01-19 2004-11-18 Audi Ag Verfahren zum Beschichten von Oberflächen
EP0837305A1 (fr) * 1996-10-21 1998-04-22 Sulzer Metco AG Méthode et assemblage pour contrÔler le processus de revêtement dans un dispositif de revêtement thermique
DE19733205B4 (de) * 1997-08-01 2005-06-09 Daimlerchrysler Ag Beschichtung für eine Zylinderlauffläche einer Hubkolbenmaschine aus einer übereutektischen Aluminium/Siliziumlegierung, Spritzpulver zu deren Herstellung und deren Verwendung
DE19733204B4 (de) * 1997-08-01 2005-06-09 Daimlerchrysler Ag Beschichtung aus einer übereutektischen Aluminium/Silizium Legierung, Spritzpulver zu deren Herstellung sowie deren Verwendung
DE19738141C2 (de) * 1997-09-01 2003-06-05 Wagner Int Steuersystem einer Beschichtungsanlage mit einer LON-Busstruktur

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009023603A1 (de) * 2009-06-02 2010-12-09 Daimler Ag Absaugvorrichtung zum Absaugen von Abfallpartikeln beim thermischen Beschichten

Also Published As

Publication number Publication date
EP1206322A1 (fr) 2002-05-22
CN1367717A (zh) 2002-09-04
CN1144623C (zh) 2004-04-07
WO2001008812A1 (fr) 2001-02-08
DE50008151D1 (de) 2004-11-11
DE19936393A1 (de) 2001-02-08

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