EP2890503A1 - Masque mobile pour système de revêtement thermique et/ou cinétique - Google Patents

Masque mobile pour système de revêtement thermique et/ou cinétique

Info

Publication number
EP2890503A1
EP2890503A1 EP13737140.7A EP13737140A EP2890503A1 EP 2890503 A1 EP2890503 A1 EP 2890503A1 EP 13737140 A EP13737140 A EP 13737140A EP 2890503 A1 EP2890503 A1 EP 2890503A1
Authority
EP
European Patent Office
Prior art keywords
substrate
mask
coating
thermal
coating system
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.)
Withdrawn
Application number
EP13737140.7A
Other languages
German (de)
English (en)
Inventor
Wolfram Schillinger
Thomas Klassen
Kerstin-Raffaela ERNST
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.)
Wieland Werke AG
Original Assignee
Wieland Werke 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 Wieland Werke AG filed Critical Wieland Werke AG
Publication of EP2890503A1 publication Critical patent/EP2890503A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C21/00—Accessories or implements for use in connection with applying liquids or other fluent materials to surfaces, not provided for in groups B05C1/00 - B05C19/00
    • B05C21/005—Masking devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
    • B05B12/16—Arrangements for controlling delivery; Arrangements for controlling the spray area for controlling the spray area
    • B05B12/20—Masking elements, i.e. elements defining uncoated areas on an object to be coated
    • B05B12/22—Masking elements, i.e. elements defining uncoated areas on an object to be coated movable relative to the spray area
    • 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
    • B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
    • B05B13/0207—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the work being an elongated body, e.g. wire or pipe
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
    • B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
    • B05C5/0245—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work for applying liquid or other fluent material to a moving work of indefinite length, e.g. to a moving web
    • B05C5/025—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work for applying liquid or other fluent material to a moving work of indefinite length, e.g. to a moving web only at particular part of the work
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D1/00—Processes for applying liquids or other fluent materials
    • B05D1/02—Processes for applying liquids or other fluent materials performed by spraying
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D1/00—Processes for applying liquids or other fluent materials
    • B05D1/32—Processes for applying liquids or other fluent materials using means for protecting parts of a surface not to be coated, e.g. using stencils, resists
    • 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
    • B05B7/14—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 designed for spraying particulate materials
    • 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

Definitions

  • the invention relates to a mask for a coating system according to the preamble of claim 1, a coating system according to the preamble of claim 9 and a method for producing a coated
  • Cold gas spraying is a highly kinetic coating process in which, with the help of inert gases and pressures of up to 40 bar and gas velocities far above 1000 m / s, metal particles are accelerated very strongly.
  • Particles are applied to the component surfaces in the solid state, whereby the substrate is not melted.
  • the coating particles impinge on the substrate to be coated, due to the high
  • DE 10 2008 056 652 A1 discloses a mask for kinetic cold gas compacting for multiple use.
  • a mask is proposed which is formed so hard on the side facing a coating source, that in the kinetic Kaltgaskompakttechnik used no surface deformation, d. H. no plastic deformation of the working side can take place. This avoids that the surface material of the mask and the impinging coating particles deform and flow into one another and thus form a hard layer.
  • the mask can be cleaned and reused after use.
  • the publication DE 10 2008 025 510 A1 discloses a covering device for coating components by means of cold-kinetic compacting or kinetic cold-gas spraying. With the covering device, in turn, a region of a surface of the component to be coated is covered.
  • the covering device is profiled as a mask such that in the region in which no coating is to take place, the surface has a sawtooth-like structure. This surface is intended to cause particles of a coating material are deflected from the component, so that they do not adhere to the surface structure.
  • the invention has for its object to further develop a mask for a coating system, such as the cold gas spraying, in which a multiple or continuous use is guaranteed. Also, a manufacturing method should be specified.
  • Coating system by the features of claim 9 as well as a method for producing a coated substrate by the
  • the invention includes a mask for a coating system with a covering device of an area of a substrate to be coated which is not to be coated with a working side exposed to the material flow of the coating material, wherein the covering device of the non-coating
  • Area consists of at least one rotatable disc whose
  • Top of disc is perpendicular to the material flow of the coating material.
  • the invention is based on the consideration that the mask is continuously coated with coating material in the area of the covering device during the deposition process. Due to the rotation of a disk, the surface coverage on the covering device is constantly led out of a spray jet to a location outside the jet effect, at which the surface can be cleaned again. The spray jet hits only at the points on the Substrate, which are released by the cover. For this purpose, at least one disc is provided. A single disc then has appropriate
  • Recesses through which the spray can pass to the substrate are spaced apart from each other so that a coating gap separates the material flow of the material
  • Coating material on the substrate surface releases. For example, locally continuous layers are produced on the surface in the direction of passage of a strip material.
  • the coating gap is through
  • the rotatable disc used as a covering device has a
  • Disc top a disc face and a disc base on.
  • the disc top is perpendicular to the material flow of the
  • Coating material usually via a collimated beam
  • Top surface of the rotatable disc occupied by coating material.
  • the topsides and bottoms are located adjacent one another in a plane.
  • a disk rotation takes place in each case via axes of rotation, which run parallel to each other and are laterally spaced.
  • the axes of rotation are so far apart that a gap forms between the respective disc end faces through which the coating material passes and passes to the working side of the substrate.
  • the distance of the axes of rotation corresponds to the sum of the disc radii, including the remaining separation gap between the discs.
  • the substrate to be coated is usually plates, Rods or endless strip material, which is passed directly under the rotating discs in use.
  • the distance to the rotating discs is kept correspondingly low.
  • the rotatable discs are chosen so large in their radius relative to the spray that the curvature of the outer edge of the discs on the edge region of the deposition zone has no significant effect.
  • the spray is locally arranged so that the covering
  • Edge regions of the mask act as mutually parallel shadings. Thus, a sharp forms in the edge regions of the coating
  • Shading zone usually selected in the tape running direction, so that the belt and discs are in parallel.
  • the coating material deposited on the surface of the covering device has only such a small thickness that the coating characteristic is not changed thereby.
  • a thermal and / or kinetic coating system in particular a cold gas spraying system, can be used.
  • the term thermal and / or kinetic coating system refers to precipitation devices according to the principle of flame spraying, detonation spraying, plasma spraying, laser spraying, arc spraying, cold gas spraying, plasma deposition welding (PTA) or high-velocity flame spraying (HVOF). In these processes, the coating material is deposited by means of a spray jet.
  • a cleaning device can be arranged on each rotatable disk on the side facing away from the substrate.
  • the one part of the spray jet which does not serve to coat the substrate, is for the most part shaded by the covering device and also deposited thereon. Consequently, material of the spray jet is continuously deposited on the surface of the rotatable disk.
  • the rotation of the disk causes the deposited material to move to a position remote from the substrate where a cleaning device cleans the coated surface.
  • the cleaning can be done on the basis of a mechanical abrasion by brushing, by grinding, by lifting with a blade or even only by wiping.
  • Each cleaning device usually has a reservoir or a
  • two opposing rotating discs may be arranged, which are spaced from each other, that a Coating gap remains.
  • the discs are arranged horizontally above the band material and each mounted on a rotating axis. The disk radius is selected to release some of the substrate that can be coated by the spray. Usually in such an arrangement
  • the rotatable disks may have a coating gap which can be variably adjusted in the width of a coating to be produced.
  • variable means that the axes of rotation of the rotating disks can be moved transversely to the belt direction and so the coating gap can be chosen larger or smaller, without having to replace discs.
  • the at least one rotatable disc may have a wavy, jagged outer contour and / or recesses for selective deposition. A wavy or ragged outer contour is used especially in a covering device with two panes. By such an outer contour, the gap size can be varied during a coating process in order to achieve special geometries of the deposited layers in the deposition process. Recesses in the rotatable disc serve to produce a pinhole equal, round, oval or otherwise limited in deposits. That way you can
  • the surface of a rotatable disc preferably has poor adhesion to the sprayed material.
  • the surface of a pane easily releases the sprayed material deposited there again. For example, even wiping may be sufficient to regenerate the surface of the pane.
  • rotatable discs made of steel, carbide, ceramic, glass, diamond-like amorphous carbon (DLC), hard chrome or graphite. Such materials have sufficient hardness so as not to deform under the spray at the surface.
  • DLC diamond-like amorphous carbon
  • the materials mentioned are particularly heat resistant so far that they are stable to the temperature of the spray and no melting or
  • Another aspect of the invention includes a thermal and / or kinetic coating system with at least one injection device, wherein a transport device is provided, which linearly and continuously to a substrate to be coated under the at least one injection device
  • the mask can also be designed as a continuously running band mask.
  • the invention is based on the consideration that such thermal and / or kinetic coating systems, in particular cold spray systems, are capable of ribbon-like substrates in an economical
  • Passing process with a layer to provide This is intended, for example be selectively produced with aluminum coated copper strips for battery cell connectors.
  • the at least one spray device can be stationary. Especially for small separation surfaces, it may be sufficient, for example with a
  • Spray device can be oscillated perpendicular and / or parallel to the substrate passage direction. A movement of the spray device takes place in this case very limited in one or two spatial directions. With a perpendicular to the
  • Substrate passage direction performed oscillation is covered over the bandwidth with the spray a larger substrate area.
  • a special feature has the parallel to the substrate passage direction guided oscillation of the spray.
  • a spray is tuned to the movement characteristics of the cover and the substrate material to be coated. If, for example, a spray jet is present through the mask in a deposition position on the substrate, it can track the movement of the substrate so that a longer coating time is available. For this purpose, the throughput speeds of the substrate, the
  • a mask according to the invention can advantageously be provided with a Covering a non-coated area of a substrate to be coated can be arranged.
  • a mask according to the invention can advantageously be provided with a Covering a non-coated area of a substrate to be coated can be arranged.
  • Tape masks can be endless tapes, on the one hand as
  • Cover device condition the Abscheide characterizing on the substrate and on the other hand are guided on the entire device so that they can also be subjected to a cleaning.
  • Such band masks can also be removed by deflecting and guiding devices from the coating zone so far that the surface cleaning can be carried out without difficulty by means of a
  • Cleaning device can be performed. Furthermore are also
  • Band masks are designed so that they can be removed for cleaning of the plant. Also special forms of rings or conical rings are conceivable.
  • the spray device may be preceded by a mechanical pretreatment device.
  • pretreatment devices serve to prepare a substrate surface on which the coating material is to be deposited.
  • the substrate surfaces are first cleaned and roughened by the mechanical effect usually something.
  • the coating material experiences better adhesion.
  • at least one glow device can subsequently be arranged in the substrate passage direction of the spray device.
  • Such temperature treatments are suitable for possibly occurring stress states at the interface of the deposited
  • Sprayer subsequently be arranged at least one cold rolling device.
  • This so-called re-rolling of the layers has the consequence that possibly still remaining pores or other cavities can be closed tightly.
  • a rolling operation causes the surface of the deposited material to be smoothed and, moreover, adhesion to the substrate surface is improved.
  • the injection device may subsequently be arranged a milling device.
  • Milling devices are used to finish a potentially even rougher surface.
  • the layer thickness can be set precisely as desired by the milling process.
  • Another aspect of the invention includes a method of making a coated substrate having a thermal and / or kinetic
  • At least one annealing, at least one cold rolling and milling the applied coating on the substrate At least one annealing, at least one cold rolling and milling the applied coating on the substrate.
  • the invention is based on the consideration that the simplest form of selective deposition consists of drawing a substrate linearly and continuously under the spray jet. Already through this
  • Approach can be deposited on the working side of the substrate partially or over the entire surface.
  • the optional process steps of pretreatment or aftertreatment of an already deposited layer serve to improve the adhesion or the surface quality of the coating.
  • a linear and continuous passing of the substrate under a spray device can take place, wherein the working side of the substrate is partially covered by a mask of at least one rotating disk or by a continuously moving band mask in the region of the spray jet and only partially deposited.
  • FIG. 1 schematically shows a plan view of a mask with a disk and a substrate
  • FIG. 2 shows schematically a plan view of a mask with two disks and a substrate
  • FIG. 3 shows schematically a side view of a cold gas spraying system with substrate
  • FIG. 4 shows schematically a disk as Covering device with recesses
  • Fig. 5 shows schematically a disc as a covering device with a ragged outer contour.
  • FIG. 1 schematically shows a plan view of a mask 1 with a disk 3 and a substrate 20.
  • the disk 3 is the one for the partial
  • Coating effective covering device 2 which is arranged between the spray jet 12 and the working side 21 of the substrate surface.
  • the disc 3 has, starting from the disc top 31, around the circumference many
  • the substrate 20 is coated locally.
  • the direction of rotation D and the substrate passage direction L is coordinated so that the spray jet 12 deposits circular coatings 6 on the substrate 20 at constant intervals.
  • the spray jet 12 is intercepted by the disc 3 and the coating 7 is generated on the disc surface. The coating 7 is removed in the further course of the cleaning device 5 again from the disk surface.
  • Working side 21 of the substrate 20 is not further pretreated in this case.
  • FIG. 2 schematically shows a plan view of a mask 1 with two panes 3 and a substrate 20.
  • the panes 3 themselves have an opposite direction of rotation D as cover device 2. Both panes 3 are outside the substrate 20 arranged on a rotation axis, and selected in the radius so that a coating gap 4 remains between the two disc edges.
  • the spray jet 12 strikes the working side 21 of the substrate 20 in the region of the coating gap 4. In this case, a strip-shaped coating 6 is produced on the substrate 20.
  • the proportion of the coating 7 on the upper side of the disk 31 is led away from the spray jet 12 and removed again from the disk surface in the respective cleaning devices 5.
  • FIG. 3 schematically shows a side view of a cold gas spraying system 10 as a thermal and / or kinetic coating system with substrate 20.
  • a cold gas spraying system 10 as a thermal and / or kinetic coating system with substrate 20.
  • substrate travel L there is first a
  • Pre-treatment device 13 arranged for cleaning the working side 21. After the substrate cleaning, the coating is carried out by the spray device 1 1.
  • the spray jet 12 is again by the arrangement of the disc 3 as a cover 2 only partially on the working side 21 of
  • Substrate 20 passed.
  • the shaded portion of the coating 7 on the wafer top 31 is again removed by the cleaning device 5.
  • the disc end face 32 and a disc underside 33 is not occupied by the coating material.
  • the coating 6 on the substrate is subsequently heat-treated by a firing device 14 and then the oxide forming on the surface is removed by a milling device 16. For compaction of the coating 6 is then by a
  • FIG. 4 shows schematically a disc 3 as a covering device with recesses 8.
  • the recesses are ultimately bores, which pass through the disc axially.
  • oval, rectangular or other geometries can also be introduced into the pane 3.
  • FIG. 5 schematically shows a pane 3 as covering device with a ragged outer contour.
  • This second variant is suitable for a mask in which at least two discs are used. Due to the jagged or wavy structure, the spray jet is shaded during the deposition in such a way that the jagged contour is also imaged on the substrate surface. Also

Landscapes

  • Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
  • Coating By Spraying Or Casting (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Nozzles (AREA)
  • Physical Vapour Deposition (AREA)

Abstract

L'invention concerne un masque destiné à un système de revêtement, comprenant un système qui sert à recouvrir une zone non à revêtir d'un substrat à revêtir et qui possède une face de travail exposée au flux de matériau de revêtement. Le système de recouvrement de la zone non à revêtir est constitué perpendiculaire au flux de matériau de revêtement. Un autre aspect de l'invention concerne un système de revêtement thermique et/ou cinétique comprenant au moins un dispositif de pulvérisation, ainsi qu'un procédé correspondant pour produire un substrat revêtu.
EP13737140.7A 2012-08-30 2013-07-10 Masque mobile pour système de revêtement thermique et/ou cinétique Withdrawn EP2890503A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012017186.2A DE102012017186A1 (de) 2012-08-30 2012-08-30 Maske für ein Beschichtungssystem, Beschichtungssystem und Verfahren zur Herstellung eines beschichteten Substrats
PCT/EP2013/002025 WO2014032749A1 (fr) 2012-08-30 2013-07-10 Masque mobile pour système de revêtement thermique et/ou cinétique

Publications (1)

Publication Number Publication Date
EP2890503A1 true EP2890503A1 (fr) 2015-07-08

Family

ID=48793161

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13737140.7A Withdrawn EP2890503A1 (fr) 2012-08-30 2013-07-10 Masque mobile pour système de revêtement thermique et/ou cinétique

Country Status (7)

Country Link
US (1) US20150182987A1 (fr)
EP (1) EP2890503A1 (fr)
JP (1) JP2015530915A (fr)
KR (1) KR20150047457A (fr)
CN (1) CN104507587A (fr)
DE (1) DE102012017186A1 (fr)
WO (1) WO2014032749A1 (fr)

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EP3680023B1 (fr) * 2017-09-07 2024-05-08 IHI Corporation Dispositif de revêtement d'un cylindre
EP3772546B1 (fr) * 2019-08-05 2022-01-26 Siemens Aktiengesellschaft Fabrication d'une structure au moyen d'un procédé de pulvérisation de gaz froid
JP2021167459A (ja) * 2020-04-13 2021-10-21 有限会社 渕田ナノ技研 成膜装置
CN111715437B (zh) * 2020-06-17 2021-11-02 威海楚创电子科技有限公司 杆体局部喷漆用自动化辅助装置
DE102021206224A1 (de) * 2021-06-17 2022-12-22 Robert Bosch Gesellschaft mit beschränkter Haftung Maske für ein Herstellen eines Bauteils mit einer Struktur, Verfahren sowie System zum Herstellen eines Bauteils mit einer Struktur
CN113578583B (zh) * 2021-08-24 2022-06-28 湖南省玛芸家居科技有限公司 一种无醛板材加工用的表面涂饰装置
CN115404446B (zh) * 2022-08-24 2023-10-27 潮州市汇鑫陶瓷科技有限公司 一种陶瓷专用的高光泽度镀膜设备及镀膜工艺
CN116159713B (zh) * 2022-12-29 2023-09-15 江苏弘扬石英制品有限公司 一种特种石英玻璃用涂胶装置及其方法

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CN104507587A (zh) 2015-04-08
KR20150047457A (ko) 2015-05-04
DE102012017186A1 (de) 2014-03-06
JP2015530915A (ja) 2015-10-29
WO2014032749A1 (fr) 2014-03-06

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