EP1147240B1 - Verfahren zum thermischen beschichten einer fläche eines innenraumes und anordnung zur durchführung des verfahrens - Google Patents

Verfahren zum thermischen beschichten einer fläche eines innenraumes und anordnung zur durchführung des verfahrens Download PDF

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Publication number
EP1147240B1
EP1147240B1 EP99959377A EP99959377A EP1147240B1 EP 1147240 B1 EP1147240 B1 EP 1147240B1 EP 99959377 A EP99959377 A EP 99959377A EP 99959377 A EP99959377 A EP 99959377A EP 1147240 B1 EP1147240 B1 EP 1147240B1
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EP
European Patent Office
Prior art keywords
gas stream
cylinder
coating
interior space
coated
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
EP99959377A
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German (de)
English (en)
French (fr)
Other versions
EP1147240A1 (de
Inventor
Udo Schlegel
Reinhard Vogelsang
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
Priority claimed from DE19929247A external-priority patent/DE19929247A1/de
Application filed by Volkswagen AG filed Critical Volkswagen AG
Publication of EP1147240A1 publication Critical patent/EP1147240A1/de
Application granted granted Critical
Publication of EP1147240B1 publication Critical patent/EP1147240B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • 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

Definitions

  • the invention relates to a method for the thermal coating of a surface Interior with the features mentioned in the preamble of claim 1 and one Device with the features mentioned in the preamble of claim 8.
  • thermal Coating for example a plasma coating
  • a Coating material especially a metal, in powder or rod form of a flame fed, melted in this and on the surface to be coated dejected.
  • Ambient atmosphere can be coatings with different properties, in particular with the desired sliding properties, hardness properties, layer thicknesses or the like can be achieved.
  • Such a thermal coating is known For example, for a surface finish on cylinder treads from Crankcases of internal combustion engines or of bearing areas of connecting rod eyes use.
  • oxidation of part of the coating material is desired to be defined Include oxides in the resulting coating and thus a certain To achieve ductility of the layer.
  • the oxidation depends in particular on the one used Coating material, the composition of the gas stream and the Coating atmosphere when coating.
  • the coating atmosphere influences the micro hardness on the one hand by the included oxides as well on the other hand, the enclosed pores, which are caused by air / oxygen inclusions arise. This porosity is partially desirable, for example to form a Micro pressure chamber system, for binding a lubricant film in a plain bearing or on cylinder surfaces.
  • the formation of the oxides depends essentially on one Oxygen content of the coating atmosphere.
  • the atmospheric oxygen especially during the melting process of the injected coating material, in the plasma flame, during the flight phase of the molten particles and the melting phase of the particles on the coating area to be reduced as far as possible.
  • a complete exclusion of the Atmospheric oxygen for example when working under vacuum, has in addition to the complete Exclusion of oxide formation has the disadvantage that the applied plasma layer is very compact and tight, so that no distortion and / or tension caused by the Coating material can be picked up. This can lead to cracking or partial detachment in the coating. Become such Coatings, for example, to form cylinder running surfaces or If connecting rod eyes are used, there is a risk of the occurrence of a so-called piston or manner Stock eaters.
  • WO 99/05339 describes a coating method in which the Burner flame from a non-combustible gas stream with one - versus one Reduced ambient atmosphere - oxygen content is flanked below 18 vol .-%.
  • the proportion of oxygen By varying the proportion of oxygen, the proportion of Oxide inclusions in the coating can be influenced. However, it has proved that this way - even with a maximum reduction of the Oxygen content to 0% by volume - not very small amounts of oxide inclusions let set.
  • the invention has for its object a method of the generic type specify by means of which a defined generation of a Protective gas atmosphere is possible to defined, especially very low Generate oxide content in the coating, and a device for easy To carry out the procedure.
  • this object is achieved by a method having the method described in claim 1 mentioned features solved.
  • a second gas stream consisting of an inert gas, in particular nitrogen is applied, which is directed approximately parallel to the surface to be coated and the interior in addition to the purge air can be supplied via this second Gas flow a quasi protective gas atmosphere, especially during the melting process during the impact of the melted coating material on the coating surface, can be set exactly.
  • the volume flow of the second gas flow can be set variably. This makes it advantageous possible, depending on the circumstances, in particular the properties of the coating surface and / or the properties of the coating material and / or a coating temperature and / or a composition of the first Gas flow and / or a purge air, exact atmospheric oxygen conditions at the coating surface so that the desired amount and the desired size of the oxides and pores to be included in the coating are adjustable.
  • exact atmospheric oxygen conditions at the coating surface so that the desired amount and the desired size of the oxides and pores to be included in the coating are adjustable.
  • metering the second gas stream be achieved that a difference in the elastic modulus of the coating and the Material of the surface to be coated can be adjusted to one another within certain limits are, in particular a predeterminable difference between the elasticity modules is adjustable.
  • an inert gas possibly exclusively Nitrogen is used.
  • an inert gas possibly exclusively Nitrogen is used as the first Gas flow flanking the burner flame.
  • This residual proportion of oxygen results from the workpiece to be coated surrounding air atmosphere. In particular, this can result in the formation of laminar Oxides that would lead to a relatively loose layer composite of the coating, be prevented.
  • the second Gas flow flushed into the interior from above the surface to be coated is, preferably the second gas stream evenly distributed over the entire Surface is introduced. This is advantageously achieved, especially during the Movement of the burner and therefore the flame that on all areas of the coating area the same conditions with regard to the remaining Adjust the amount of oxygen in the atmosphere. Thus it becomes a homogeneous uniform coating with consistently high quality, i.e. with im Essentially the same porosity and the same modulus of elasticity are possible.
  • the second gas flow continuously in all the interiors to be coated, while the Feeding of the coating material during the transfer of the burner from one interior to be coated to the next interior to be coated is interrupted.
  • the Device for supplying the second gas stream on a cover template is arranged by means of which the interior to be coated Workpieces, especially the cylinder crankcase, are covered.
  • each cover template Line system that is positioned with the cover templates can be precisely position this additional device in a simple manner, with the Defined positioning of the cover template simultaneously positioning the Device for supplying the second gas stream takes place. Additional adjustment steps are therefore not necessary.
  • the additional device carrying cover template has a minimum height that is chosen such that during the thermal coating within the Cover template the supply of the coating material to the burner flame he follows. This makes it possible for a Stabilization process within the coating material Cover template is made so that when the burner is lowered further, in particular a burner head, in the interior the coating material accelerating flame is already stabilized, so that an optimal, defined Coating the interior from the top edge of the hole to be coated (Interior) can be started.
  • FIG. 1 schematically shows a processing station 10 for thermal coating of cylinder liners of cylinder crankcases 12.
  • a processing station 10 for thermal coating of cylinder liners of cylinder crankcases 12.
  • the walls that delimit the cylinder bores 14, that is to say the walls Cylinder treads are coated.
  • the coating is carried out by means of a Plasma coating technology.
  • by means of the machining station 10 is also used to coat connecting rod eyes. The Machining station is then constructive to the special features of connecting rod eyes customized.
  • the cylinder crankcase 12 are by means of a transport route 16, for example a roller conveyor or the like, moved through the processing station 10.
  • the Processing station 10 includes processing sections 18, 20, 22, 24, 26, 28, 30, 32, 34 and 36. The following is a brief description of the individual processing sections To be received.
  • the processing section 18 includes a feed station at which the Cylinder crankcase 12 are passed to the processing station 10.
  • the Cylinder crankcases 12 are already not to be considered in detail here manufactured and with all necessary functional elements, such as Cylinder bores, coolant channels, fitting bores or the like, done - with Exception of a final arbitration of surfaces - mechanically processed.
  • the processing section 20 comprises a washing or Cleaning station within which the cylinder crankcase is chip-free and oil-free be washed completely. Furthermore, drying and absolute Degreasing of the cylinder surfaces to be coated. The absence of chips and oil achieved, for example, by an injection flood wash, being critical. areas such as undercuts, holes, cavities or the like, through a targeted Injecting a wash liquor to be cleaned at high pressure. Degreasing takes place for example by superheated steam, for example by appropriately trained Lances on the cylinder surfaces of the cytinder crankcase 12 is initiated.
  • the Superheated steam for example, has a temperature of 130 to 160 ° C and is at a pressure of about 150 to 180 mbar
  • the subsequent drying of the Cylinder crankcase is preferably carried out under vacuum, for example at a Negative pressure from 80 to 120 mbar.
  • Cylinder crankcase 12 In the machining section 22, a so-called stenciling takes place Cylinder crankcase 12.
  • the cylinder crankcase 12 is provided with a cover template 38.
  • the Cover template 38 has openings 40 indicated here. Openings 40 align with the cylinder bores 14, so that when the cover template is applied 38 the cylinder bores 14 remain accessible from above through the openings 40.
  • the openings 40 are preferably slightly larger than the cylinder bores 14, so that an edge of the surface surrounding the cylinder bores 14 (Cylinder head surface) is exposed.
  • the cover template 38 is designed such that all other areas of the cylinder crankcase 12 are covered by this. This applies in particular to coolant channels, fitting bores or the like.
  • the Cover template 38 can be done manually or by an appropriate gripper or the like can be placed on the cylinder crankcase 12.
  • the cover template 38 has an exact flat underside that is already flat on the milled cylinder head surface of the cylinder crankcase 12 rests for fixing the Cover template 38 can these fixing pins, not shown in detail here have, for example, existing in the cylinder crankcase 12 anyway Fitting holes, for example for later attachment of a cylinder head, intervention.
  • the cover template 38 is made of a material that is opposite the subsequent processing is resistant. In particular, this one has enough great strength against a sandblast attack and against one Plasma treatment.
  • the cover template 38 lies only through it Dead weight on the cylinder crankcase 12.
  • the cylinder bores 14 are sandblasted. This sandblasting is carried out in order to achieve a roughness of the cylinder surfaces, so that the plasma coating taking place in the machining section 32 obtains the necessary adhesive tensile strength.
  • at least one blasting lance possibly two or more blasting lances, is introduced into the cylinder bores 14 simultaneously or in succession. The lances reach through the openings 40 of the cover template 38.
  • Sandblasting is carried out, for example, with aluminum oxide Al 2 O 3 with a grain size of 0.3 to 1.18 mm, depending on the required surface roughness based on the respective substrate roughness or adhesive tensile strength of the subsequent plasma coating.
  • the sandblasting is preferably carried out using a double sandblasting unit which has two sandblasting lances.
  • the simultaneous sandblasting of the cylinder bores 1 and 3 takes place, that is to say cylinder bores 14 which are not immediately adjacent. This makes better handling possible with relatively limited space available, which depend on the pitch of the cylinder bores 14.
  • the processing time per cylinder crankcase is halved. If the cylinder bores 1 and 3 are blasted, either the cylinder crankcase 12 or the sandblasting unit is moved by the pitch of the cylinder bore 14, so that the cylinder bores 2 and 4 can then be sandblasted.
  • the sandblasting takes place through the openings 40 of the cover templates 38, that is, the blasting lances are introduced through the cover template 38 into the cylinder bores 14. All other areas of the cylinder crankcase 12 are protected by the cover template 38, so that they do not come into contact with the sandblasting agent applied under pressure, so that their surfaces are not impaired in any way.
  • the action of the sandblasting takes place exclusively on the cylinder running surfaces of the cylinder bores 14.
  • This can, for example, by cleaned (particle-free), de-oiled and water-free compressed air, for example with a pressure of about 5 to 6 bar with simultaneous suction of the Dusts take place.
  • the cylinder crankcase 12 is measured in the machining section 28, in particular the cylinder bores 14, on their dimensional accuracy in addition to A roughness measurement of the cylinder running surfaces can be carried out to measure.
  • the Measurement can be carried out using suitable devices, for example photogrammetry, take place fully automatically.
  • a measurement of all cylinder bores 14 or randomly only one of the cylinder bore 14 or a cylinder bore 14 every nth cylinder crankcase 12 take place.
  • these are transferred to the machining section 30, within which a marking of the cylinder crankcase 12 takes place
  • Measuring that the roughness is outside the specified tolerances can do that sorted out corresponding cylinder crankcase 12 and, if necessary, again Sandblasting station are fed.
  • the number is the maximum possible Blasting processes limited. If a faulty cylinder crankcase is determined, the frequency of the roughness measurement can be increased.
  • the cylinder crankcases are machined into the machining section 32 transferred in which the actual thermal coating of the cylinder surfaces he follows.
  • the plasma coating is carried out in a manner known per se by a Coating material, in particular a metal, is fed to a flame in this melted out and precipitated on the cylinder surfaces. In addition to a coating atmosphere is also created in the coating material.
  • the Plasma coating of the cylinder treads can be used for each of the Cylinder bores 14 are carried out individually or, similar to sandblasting, by a Double plasma unit, by means of which the cylinder bores 1 and 3 and then the cylinder bores 2 and 4 are coated.
  • mask 38 becomes a Impairment, especially contamination, of those that cannot be coated Areas of the cylinder crankcase 12 safely avoided.
  • On the Plasma coating is also discussed in more detail with reference to FIGS. 4 and 5.
  • the Cylinder crankcase transferred into the processing section 34 this can optionally be part of a cooling zone.
  • a separate cooling zone is between the plasma coating in the Processing section 32 and the processing section 34 a separate cooling zone intended.
  • the cover template 38 is removed in the processing section 34 is either manually or by auxiliary devices from the cylinder crankcase 12 taken. Since the cover template 38 only by its own weight on the Cylinder crankcase 12 rests, additional measures to remove the Cover template 38 not necessary. Finally, the cylinder crankcase 12 in removed from a processing section 36 of the processing station 10 and one further processing, for example honing the plasma-coated Cylinder bores 14 and attaching an inlet chamfer to the Cylinder bores 14 supplied.
  • the cylinder crankcase 12 is marked, for example, by a sequential number or the like.
  • By assigning an ongoing Number of each of the crankcase 12 will be possible next to one Quality monitoring of all relevant process parameters of the processing station 10 assign the sequential number of the cylinder crankcase 12 and this in one To log the plant computer.
  • Using the logged process parameters and the unique assignment to the cylinder crankcase 12 via the serial number a later error analysis for complaints is always possible.
  • the openings 40 of the cover template 38 are slightly larger are than the cylinder bores 14, so that a corresponding edge coating the edge areas of the cylinder crankcase surrounding the cylinder bores 14 12 takes place. It is hereby advantageously achieved that the later chamfer area has a correspondingly high adhesive tensile strength against cutting forces of the chamfering tool and the plasma coating is not damaged during chamfering.
  • the covering templates are applied in the processing section 22 and removed in the processing section 34.
  • masking templates 38 for both sandblasting in the processing section 24 and for plasma coating in the processing section 32 be suitable. Because on the one hand it is a material-removing and on the other hand is a material application process, the cover template 38 must both do justice to opposing procedures.
  • FIGS Stenciling the cylinder crankcase 12 illustrates here is one schematic side view and a schematic plan view of the Machining sections 24 or the machining section 32 shown.
  • the basic structure within the processing sections 24 and 32 is the same.
  • the sandblasting devices are different only once as tools and on the other hand, the plasma coating devices as tools.
  • the stenciling of the cylinder crankcase 12 is crucial for both Sandblasting in the processing section 24 as well as in plasma coating in Processing section 32.
  • a cylinder crankcase 12 is open a lifting table 42 arranged.
  • the lifting table 42 is integrated in the transport path 16. This is done in such a way that the cylinder crankcase 12 by means of the transport path 16 can be transported into the respective processing sections 24 or 32 and can be transferred there into their respective processing position by means of the lifting tables 42 are.
  • a machining tool 44 is also indicated, each of which has a lance 46 or, according to the exemplary embodiments already explained, two or more lances 46 has.
  • the lances 46 are either for sandblasting Processing section 24 or for plasma coating in the processing section 32 trained accordingly
  • the processing stations 24 and 32 also include one here a total of 50 designated device for stenciling Cylinder crankcase 12.
  • the device 50 comprises one Turntable 52, which is defined by a drive 54 about its axis of rotation 56 in FIG
  • the turntable 52 has, as the schematic plan view in FIG Figure 3 better illustrates receptacles 58 for one cover template. Based The plan view shows that the cover templates 38 only the openings 40 have, which are each assigned to the cylinder bores 14.
  • the turntable 52 can be rotated step by step in a defined manner.
  • the device 50 is one indicated cleaning device 62, for example a cutter 64 or a Can have sleeve insertion and ejection station, also assigned here indicated suction 66 and 68 provided.
  • the device 50 shown in FIGS. 2 and 3 has the following function:
  • the arrangement of the cleaning device 62 can be used to be dispensed with, since there is no additional material application here, which would Openings 40 could impair, takes place. Only because of the material removal more dimensionally stable cover templates 38 or wear sleeves can be replaced.
  • the cover template 38 has a device 70 for Feeding a second gas stream during the plasma treatment in the Processing section 32 is assigned.
  • the device 70 consists of a Line system 72, which is connected to the second gas flow via a connection 74 is acted upon.
  • the connection 74 can be connected to a source for the gas flow.
  • the second Gas stream nitrogen is used.
  • port 74 is on a nitrogen source connected. This connection to the nitrogen source can be within the Processing section 32 take place.
  • the line system 72 is of branched design, that is to say individual line sections 76 encompass the openings 40 in the cover template 38
  • Line sections 76 are annular, so that the openings 40 can be encompassed by the line system 72 approximately over the entire circumference.
  • Nozzle orifices 78 Figure 5 spaced around the circumference of orifice 40 are arranged to each other.
  • the distance and the size of the nozzle openings 78 is so chosen that a selectable according to the given process parameters Volume flow of nitrogen can emerge from the nozzle openings 78.
  • the nitrogen is preferably in a pressure range between 2 and 5 bar depending on the required air sink rate fed into the line system 72
  • Figure 5 is a schematic perspective view of a sectional view through a Cylinder crankcase 12 in the area of a cylinder bore 14 to be coated shown.
  • the representation according to FIG. 5 corresponds to that which has just been carried out Plasma coating within the machining section 32.
  • Same parts as in previous figures are provided with the same reference numerals and not explained again.
  • the machining tool 44 comprises a torch shaft 80, on the one hand vertically displaceable according to the double arrow 82 and on the other hand rotatable according to the arrow 84 is arranged.
  • a feed 86 for the burner shaft 80 Coating material assigned The coating material can, for example powder, rod or other suitable way.
  • a Plasma flame 88 is fed by an electrically ignited arc of plasma gases, preferably argon or a mixture of argon, helium, nitrogen and hydrogen. The plasma gases can be within the torch shaft 80 are fed.
  • a firing temperature reaches temperatures, for example above 10,000 ° C, for example 15,000 to 30,000 ° C. In the ignited plasma flame 88 the coating material is introduced via the feed 86.
  • the Melting coating material and the melted particles are on accelerated for example 80 to 150 m / s and 90 within a powder tail deposited the cylinder surface of the cylinder bore 14.
  • the Coating rotates the burner shaft 80 according to the arrow 84 and is shifted horizontally in accordance with the double arrow 82 uniform coating of the entire surface of the cylinder bore 14 reaches one Rotation speed is, for example, between 10 and 500 rpm, preferably between 100 and 300 rpm.
  • the plasma flame 88 is flanked by a first gas stream 92 which directs and guides the plasma flame 88.
  • the first gas flow 92 also cools the burner shaft 80.
  • the first gas stream 92 is made available via feeders 94 integrated in the burner shaft 80. This stream consists of nitrogen N 2 . Because outlet openings 96 for the first gas stream 92 are arranged on the burner shaft 80, the latter also rotates in accordance with the rotational speed. This ensures that the plasma flame 88 can be guided even when the plasma flame is rotating relatively quickly.
  • a height h of the cover template 38 is selected so that when the Burner in the cylinder bore 14, the supply of the coating material in the area the cover template 38 takes place.
  • the burner itself remains when switching between the Cylinder bores 14 switched on (reduction of electrode wear). As a result, the flame is stabilized after the coating material has been supplied in the cover template instead, starting with the edge of the cylinder openings 14 a homogeneous coating takes place
  • This first gas stream 92 is superimposed by a second gas stream 98.
  • This second gas stream 98 is introduced into the cylinder bore 14 via the device 70 shown in FIG. 4.
  • the gas stream 98 which also consists of nitrogen N 2 , is guided essentially parallel to the surface 14 to be coated.
  • the cylinder crankcase 12 is subjected to a vacuum by the suction 68 indicated in FIG. 2, so that an additional air purge with the air atmosphere is established.
  • This air rinsing has a flow rate (air sink rate) of 3 to 15 m / s, in particular 8 to 12 m / s, and is used for the targeted suction of the overspray particles during the coating process.
  • This purge air is superimposed by the second gas stream 98. This is fed into the device 70 at a pressure of 2 to 5 bar, so that a sinking rate of the second gas stream of approximately 30% to 70% of the purge air results.
  • a defined presence of atmospheric oxygen can be set on or shortly before the surface of the cylinder bore 14 to be coated. This defined presence of atmospheric oxygen leads to the desired, defined setting of a modulus of elasticity in the coating and the desired inclusion of oxides and the formation of pores.
  • the Post-processed plasma coating so that the enclosed pores on the Surface to be exposed so that it can form a Micro pressure chamber system comes in a known manner of lubrication a piston guided in the cylinder bores 14

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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)
EP99959377A 1998-12-18 1999-12-03 Verfahren zum thermischen beschichten einer fläche eines innenraumes und anordnung zur durchführung des verfahrens Expired - Lifetime EP1147240B1 (de)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
DE19860298 1998-12-18
DE19860298 1998-12-18
DE19929247 1999-06-25
DE19929247A DE19929247A1 (de) 1998-12-18 1999-06-25 Verfahren zum thermischen Beschichten einer Fläche eines Innenraumes und Anordnung zur Durchführung des Verfahrens
DE19934991 1999-07-26
DE19934991A DE19934991A1 (de) 1998-12-18 1999-07-26 Verfahren zum thermischen Beschichten einer Fläche eines Innenraumes und Anordnung zur Durchführung des Verfahrens
PCT/EP1999/009481 WO2000037706A1 (de) 1998-12-18 1999-12-03 Verfahren zum thermischen beschichten einer fläche eines innenraumes und anordnung zur durchführung des verfahrens

Publications (2)

Publication Number Publication Date
EP1147240A1 EP1147240A1 (de) 2001-10-24
EP1147240B1 true EP1147240B1 (de) 2003-03-05

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EP99959377A Expired - Lifetime EP1147240B1 (de) 1998-12-18 1999-12-03 Verfahren zum thermischen beschichten einer fläche eines innenraumes und anordnung zur durchführung des verfahrens

Country Status (3)

Country Link
EP (1) EP1147240B1 (zh)
CN (1) CN1293225C (zh)
WO (1) WO2000037706A1 (zh)

Cited By (1)

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Publication number Priority date Publication date Assignee Title
DE102010039024B4 (de) * 2009-08-07 2015-10-01 Honda Motor Co., Ltd. Gerät zur Behandlung der Innenoberfläche eines Zylindermantels

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DE10256460B4 (de) * 2001-12-03 2006-10-26 Nissan Motor Co., Ltd., Yokohama Verfahren zum Herstellen eines Produkts mit einem aufgesprühten Beschichtungsfilm und Sprühpistoleneinrichtung
EP1900473A1 (de) 2006-09-15 2008-03-19 ThyssenKrupp Automotive AG Verfahren zur Herstellung eines Pleuels
DE102009049323B4 (de) * 2009-10-14 2011-11-10 Bayerische Motoren Werke Aktiengesellschaft Verbrennungsmotor mit einem Kurbelgehäuse sowie Verfahren zur Herstellung eines Kurbelgehäuses
DE102013200054A1 (de) * 2013-01-04 2014-07-10 Ford-Werke Gmbh Verfahren zum thermischen Beschichten einer Oberfläche
EP2799152B8 (de) 2013-05-03 2016-02-24 Oerlikon Metco AG, Wohlen Bearbeitungsvorrichtung zur Bearbeitung einer Werkstückoberfläche
DE102019119466A1 (de) 2019-07-18 2021-01-21 Laser Zentrum Hannover E.V. Vorrichtung zur Laser-Strukturierung einer Oberfläche einer Durchgangsöffnung in einem Bauteil
CN111545999B (zh) * 2020-04-29 2021-09-14 中国第一汽车股份有限公司 一种用于缸孔等离子喷涂后缸孔口部倒角的工艺方法
CN111715490B (zh) * 2020-07-01 2022-08-16 矿冶科技集团有限公司 大尺寸环形件可磨耗涂层喷涂方法
CN111715489B (zh) * 2020-07-01 2022-07-05 矿冶科技集团有限公司 大尺寸筒形件可磨耗涂层喷涂方法
CN113913724B (zh) * 2021-09-23 2023-08-25 河北龙都管道制造有限公司 管道无缝金属防腐内衬的旋转式制备装置

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FR2117731B2 (zh) * 1967-10-11 1974-08-23 Anvar
DE2254491C3 (de) * 1972-11-07 1975-04-17 Siemens Ag, 1000 Berlin Und 8000 Muenchen Verfahren zum Beschichten von Oberflächen an Werkstücken durch Aufspritzen von im Lichtbogen aufgeschmolzenen Schichtstoffen, sowie Anordnung zur Durchführung des Verfahrens
CN1192122C (zh) * 1997-07-28 2005-03-09 大众汽车有限公司 滑动轴承的热喷涂方法和装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010039024B4 (de) * 2009-08-07 2015-10-01 Honda Motor Co., Ltd. Gerät zur Behandlung der Innenoberfläche eines Zylindermantels

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Publication number Publication date
WO2000037706A1 (de) 2000-06-29
CN1330727A (zh) 2002-01-09
CN1293225C (zh) 2007-01-03
EP1147240A1 (de) 2001-10-24

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