WO2015150155A1 - Procédé de fabrication d'un composant d'appareil électroménager comportant une évidement ménagé dans la couche de nettoyage ainsi que composant d'appareil électroménager et appareil électroménager - Google Patents

Procédé de fabrication d'un composant d'appareil électroménager comportant une évidement ménagé dans la couche de nettoyage ainsi que composant d'appareil électroménager et appareil électroménager Download PDF

Info

Publication number
WO2015150155A1
WO2015150155A1 PCT/EP2015/056188 EP2015056188W WO2015150155A1 WO 2015150155 A1 WO2015150155 A1 WO 2015150155A1 EP 2015056188 W EP2015056188 W EP 2015056188W WO 2015150155 A1 WO2015150155 A1 WO 2015150155A1
Authority
WO
WIPO (PCT)
Prior art keywords
layer
recess
cleaning
cleaning layer
adhesion
Prior art date
Application number
PCT/EP2015/056188
Other languages
German (de)
English (en)
Inventor
Frank JÖRDENS
Jürgen Salomon
Philipp Schaller
Gerhard Schmidmayer
Original Assignee
BSH Hausgeräte GmbH
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 BSH Hausgeräte GmbH filed Critical BSH Hausgeräte GmbH
Publication of WO2015150155A1 publication Critical patent/WO2015150155A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C15/00—Details
    • F24C15/005—Coatings for ovens

Definitions

  • the invention relates to a method for producing a household appliance component, in which an adhesion-promoting layer is applied to a provided base body and a cleaning layer is applied to the adhesion-promoting layer. Furthermore, the invention relates to a household appliance component and a cooking appliance with such a household appliance component.
  • a laminated body for a household appliance component in which an adhesion-promoting layer and, subsequently, a cleaning layer are applied to a base body.
  • the adhesion-promoting layer is in particular an enamel layer and the cleaning layer is such a layer which facilitates the cleaning of this component during operation or during a specific operation, for example during a cleaning cycle, for example an ecolysis cycle (for example at about 320 ° C.) or a pyrolysis cycle (for example in US Pat Temperatures around 500 ° C or greater), a cooking appliance, improved.
  • Household appliance components with such a layer sequence are usually processed by baking processes during manufacture, so that the corresponding layers are cured and connected to one another. Such a burn-in can lead to the formation of cracks in the cleaning layer, which is also referred to as the ecolysis layer.
  • a method, a household appliance component and a cooking appliance according to the independent claims.
  • a method according to the invention for producing a household appliance component a main body of the household appliance component is provided. On this a bonding layer is applied. Subsequently, a cleaning layer is then applied to the primer layer.
  • An essential idea of the invention is to be seen in the fact that at least one depression, in particular in the form and / or position defined before burning the cleaning layer, and thus in particular a firm bonding of the cleaning layer with the bonding layer in the cleaning layer to the Switzerlandbriefsentlastung the cleaning layer the subsequent burn-in of the cleaning layer is generated.
  • at least one tensile stress relief depression in a very specific layer, namely the cleaning layer the undesirable cracking in this cleaning layer, which results in particular tensile stresses in the subsequent firing, is substantially reduced, in particular prevented.
  • adhesion-promoting layer in particular a layer is to be understood which has at least two sides and at least parts of at least two of the sides adhere to at least two other bodies and / or layers and / or are fixed and / or fixed, the adhesion-promoting layer being provided in particular to allow increased adhesion of the cleaning layer to a direct coupling between the base body and the cleaning layer.
  • the adhesion-promoting layer has a softening temperature and / or a transformation range which is below a Softening temperature and / or a transformation range of the body are or is.
  • a softening temperature of a substance and / or a body is understood in particular to mean a temperature at which the substance and / or the body has the greatest change in its deformability.
  • a transformation region is intended to represent a temperature range in which the mechanical behavior of a substance and / or a body changes substantially, and is particularly advantageous to be understood as a transition temperature range between melt and solid.
  • the softening temperature and / or a melting temperature of the primer layer are about 500 ° C or greater, for example, up to 820 ° C.
  • the adhesion-promoting layer is preferably formed as a glass frit and / or as a silicate binder.
  • a glass frit is to be understood in particular as an intermediate in the production of glass melts.
  • silicatic is meant in particular a kind of silicate.
  • the adhesion-promoting layer is preferably an enamel layer.
  • a cleaning layer should in particular be understood to mean a layer of this kind which can exert and / or assist a cleaning action and / or a cleaning function in at least one operating mode of the domestic appliance, in particular in an improved manner relative to the main body itself the cleaning layer is formed as a catalytic cleaning assisting layer.
  • a catalytic purification is to be understood in particular to mean a purification which takes place on the basis of an acceleration and / or an enabling of a chemical reaction, in particular in comparison to a corresponding reaction to the basic body. This can be a particularly thorough cleaning, especially the cleaning layer can be achieved.
  • the cleaning layer is also referred to as an ecolysis layer.
  • the at least one depression in the cleaning layer is produced as a strip. This specific geometry allows a very needs-based relaxation of the cleaning layer, so that the cracking is greatly reduced.
  • the depression is generated in a straight line or arcuate manner.
  • the desired position and / or shape of the depression in the cleaning layer can be formed depending on the situation, depending on the situation.
  • the number and / or shape of the recess is generated depending on the geometry of the household appliance component to be produced.
  • Such a configuration is adapted to the circumstances of the household appliance component very variable and flexible with respect to the design of one or more recesses, so that here as well as possible a most extensive reduction of cracking during subsequent firing is achieved.
  • the at least one depression in the cleaning layer is at least partially scored. This can be done with appropriate tools and damage to the cleaning layer and an undesirable deformation or design of the recess is thereby prevented. By scoring a very precise and thinnest possible recess can be achieved.
  • the at least one depression in the cleaning layer is generated at least in regions with a laser. This also achieves the above advantages.
  • the depression is preferably produced with a depth which is at least 30%, in particular at least 60%, in particular at least 75%, in particular at least 90%, of the layer thickness of the cleaning layer.
  • the recess is produced by a complete removal of the cleaning layer at the location of the recess up to the adhesion-promoting layer.
  • the recess is therefore formed virtually completely through the cleaning layer, so that in the area of the depression when looking at the household appliance component of the cleaning layer ago, the primer layer and its top can be seen.
  • the relaxation of the cleaning layer material is further improved depending on the situation in this embodiment.
  • the adhesion-promoting layer is preferably formed in the region vertically below the depression after the firing of the cleaning layer and the adhesion-promoting layer with a layer thickness of at least 35 ⁇ m, in particular at least 40 ⁇ m. It is therefore ensured in the manufacturing process that the layer thickness of the bonding layer does not remain too thin, if then the last burn-in step was completed. As a result, undesired functional impairments of the adhesion-promoting layer and the base body arranged thereunder can be prevented.
  • the adhesion-promoting layer is formed in the region vertically below the depression after the firing of the cleaning layer and the adhesion-promoting layer with a layer thickness of at least 50%, in particular at least 75%, preferably at least 90%, of the layer thickness prior to the firing of the cleaning layer and the adhesion-promoting layer.
  • a layer thickness of the adhesion-promoting layer thus remains, which has at least the stated percentage of the layer thickness before this stoving process. This also prevents undesired removal of the layer thickness of the adhesion-promoting layer.
  • the corrosion stability of the household appliance component and in particular of the basic body, which is preferably made of metal is retained.
  • the notch or perforation depth of this at least one depression is formed in such a way that it is ensured that a closed, sufficiently thick adhesion-promoting layer is retained after the last burn-in process.
  • the width of a recess is formed as thin as possible, in particular the recess designed so that their length is greater, in particular by a multiple greater than their width.
  • a depression in the cross section and thus in section through the entire layer structure is produced with a form that tapers towards the adhesion-promoting layer.
  • a depression in cross-section is formed with a V-shape.
  • a depression in a grid-like structure is applied in the cleaning layer.
  • a grid pattern with in particular uniformly arranged squares, in particular formed like a checkerboard. This specific pattern is particularly noteworthy with respect to the above requirements.
  • the adhesion-promoting layer and the material of the base body are baked before the application of the cleaning layer to the adhesion-promoting layer. It is thus preferably in this regard, a first baking, then the cleaning layer is applied and after generating the at least one well, then further firing is completed by the cleaning layer and the bonding layer cured and interconnected, in particular fused, are.
  • a household appliance component is provided, which is produced by a method according to the invention or an advantageous embodiment thereof and is a component defining a cooking chamber of a cooking appliance.
  • This household appliance component can thus be a part of a muffle in the context. This limits the cooking space.
  • the invention relates to a cooking appliance with a household appliance component according to the invention.
  • the at least one recess is designed so that the substrate or the base body, which is in particular a sheet, is not deformed or physically altered by this depression, otherwise a deformation of this sheet metal part occur when thermal energy is introduced could.
  • the depression is at least produced in such a way that it is introduced into the dried ecolysis layer or cleaning layer before the second firing process and thus before the firing of the cleaning layer and the associated firm bonding of the adhesion-promoting layer with the cleaning layer.
  • scribing can be done with a blade or needle or rotating or oscillating or oscillating tools or other abrasive methods.
  • FIG. 1 is a perspective view of an embodiment of a cooking appliance according to the invention
  • FIG. 2 is an enlarged view of the portion of an embodiment of a household appliance component according to the invention.
  • Fig. 3 is a schematic sectional view of the embodiment
  • a cooking appliance 1 is shown as a household appliance.
  • the cooking appliance 1 comprises a housing 2 which surrounds a muffle 3, wherein the muffle 3 defines with its walls an interior which constitutes a cooking chamber 4.
  • the muffle 3 On the front side, the muffle 3 has a charging opening, which can be closed by a door 5.
  • the cooking appliance 1 comprises an operating device 6 only in terms of position and configuration.
  • the muffle 3 is designed as a multi-layered construction, at least in partial areas or partial components, as will be explained below.
  • FIG. 2 a view of a rear wall 7 of the muffle 3 is shown in FIG. 2, wherein a top 8a of a cleaning layer 8 facing the interior or the cooking space 4 is shown here.
  • This top 8a is formed with one or more recesses 9, which are formed in the embodiment shown as a symmetrical, checkerboard-like grid pattern.
  • Fig. 3 shows a sectional view through a layer structure along the section line III-II I in Fig. 2.
  • the layer structure of the rear wall 7 is designed such that a base body 10 is provided as a sheet metal part.
  • an adhesive layer 1 1 On a the cooking chamber 4 facing top 10 a of this body 10 is an adhesive layer 1 1, which is in particular an enamel layer applied.
  • the cleaning layer 8 is shown with the top 8a.
  • the base body 10 is first provided and then the adhesion-promoting layer 1 1 in particular as an enamel biscuit or powder, which is thus not yet baked and cured, applied. This material stays on top 10a. Subsequently, in a first burn-in, a connection between the adhesion-promoting layer 11 and the base body 10 is achieved, in particular by melting, and the adhesion-promoting layer 11 is also hardened. Subsequently, the material of the cleaning layer 8 is then applied, which is then also applied as a biscuit, which is thus not yet completely cured. In a subsequent step, an exemplary recess 9 is then formed. The recess 9 is, as shown in Fig.
  • the recess 9 is formed with a depth in the z-direction which is at least 30%, in particular at least 60 %, in particular at least 75%, in particular at least 90% of the layer thickness d1.
  • FIG. 3 by way of example, a further recess 9 'is shown, the depth of which extends over the entire layer thickness d1. In this recess 9 'is thus the top 1 1 a of the bonding layer 1 1 exposed.
  • a second baking or a second baking process is then carried out, in which the cleaning layer 8 is then connected to the bonding layer 1 1, whereby a corresponding melting of the materials takes place and hardening is then achieved becomes.
  • the recesses 9, 9 ' are also designed so that after this second baking the bonding layer 1 1 still has a layer thickness d2, which has at least 50%, in particular at least 75%, in particular at least 90% of the layer thickness before this second baking and / or at least 35 ⁇ , in particular at least 40 ⁇ , is.
  • the number and / or shape of the at least one recess can vary in particular depending on the geometry of the household appliance component to be produced. LIST OF REFERENCE NUMBERS

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Cookers (AREA)
  • Baking, Grill, Roasting (AREA)

Abstract

L'invention concerne un procédé de fabrication d'un composant d'appareil électroménager (3, 7), dans lequel une couche de liaison adhésive (11) est appliquée sur un corps de base (10) prêt à l'emploi et une couche de nettoyage (8) est appliquée sur la couche adhésive (11), au moins un évidement (9, 9') étant ménagé dans la couche de nettoyage (8) avant la cuisson de la couche de nettoyage (8) et de la couche adhésive (11) afin d'éliminer les contraintes de traction dans la couche de nettoyage (8). L'invention concerne également un composant d'appareil électroménager (3, 7) et un appareil de cuisson (1).
PCT/EP2015/056188 2014-04-02 2015-03-24 Procédé de fabrication d'un composant d'appareil électroménager comportant une évidement ménagé dans la couche de nettoyage ainsi que composant d'appareil électroménager et appareil électroménager WO2015150155A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014206274.8A DE102014206274A1 (de) 2014-04-02 2014-04-02 Verfahren zum Herstellen eines Haushaltsgerätebauteils mit einer Vertiefung in einer Reinigungsschicht sowie Haushaltsgerätebauteil und Haushaltsgerät
DE102014206274.8 2014-04-02

Publications (1)

Publication Number Publication Date
WO2015150155A1 true WO2015150155A1 (fr) 2015-10-08

Family

ID=52814075

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2015/056188 WO2015150155A1 (fr) 2014-04-02 2015-03-24 Procédé de fabrication d'un composant d'appareil électroménager comportant une évidement ménagé dans la couche de nettoyage ainsi que composant d'appareil électroménager et appareil électroménager

Country Status (2)

Country Link
DE (1) DE102014206274A1 (fr)
WO (1) WO2015150155A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999025562A1 (fr) * 1997-11-14 1999-05-27 Cerdec Corporation Procede et materiau pour marquage au laser
US20030152756A1 (en) * 2001-12-18 2003-08-14 Yasufumi Yamada Method and apparatus for processing three-dimensional structure, method for producing three-dimensional shape product and three-dimensional structure
DE102007034683A1 (de) 2007-07-25 2009-01-29 BSH Bosch und Siemens Hausgeräte GmbH Schichtkörper
DE102010031866A1 (de) * 2010-07-21 2012-01-26 Schott Ag Silikonbeschichtung als Versiegelungsschicht für eine Dekorbeschichtung
DE102010045149A1 (de) * 2010-09-11 2012-03-15 Bayer Material Science Ag Beschichtung auf Polyurethanbasis für Anzeigebereiche
WO2012080945A1 (fr) * 2010-12-16 2012-06-21 BSH Bosch und Siemens Hausgeräte GmbH Procédé pour former une plaque de cuisson pour un plan de cuisson
DE102012103507A1 (de) * 2012-04-20 2013-10-24 Schott Ag Mit einer dekorativen Beschichtung versehenes Glas- oder Glaskeramiksubstrat sowie Verfahren zu dessen Herstellung

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999025562A1 (fr) * 1997-11-14 1999-05-27 Cerdec Corporation Procede et materiau pour marquage au laser
US20030152756A1 (en) * 2001-12-18 2003-08-14 Yasufumi Yamada Method and apparatus for processing three-dimensional structure, method for producing three-dimensional shape product and three-dimensional structure
DE102007034683A1 (de) 2007-07-25 2009-01-29 BSH Bosch und Siemens Hausgeräte GmbH Schichtkörper
DE102010031866A1 (de) * 2010-07-21 2012-01-26 Schott Ag Silikonbeschichtung als Versiegelungsschicht für eine Dekorbeschichtung
DE102010045149A1 (de) * 2010-09-11 2012-03-15 Bayer Material Science Ag Beschichtung auf Polyurethanbasis für Anzeigebereiche
WO2012080945A1 (fr) * 2010-12-16 2012-06-21 BSH Bosch und Siemens Hausgeräte GmbH Procédé pour former une plaque de cuisson pour un plan de cuisson
DE102012103507A1 (de) * 2012-04-20 2013-10-24 Schott Ag Mit einer dekorativen Beschichtung versehenes Glas- oder Glaskeramiksubstrat sowie Verfahren zu dessen Herstellung

Also Published As

Publication number Publication date
DE102014206274A1 (de) 2015-10-08

Similar Documents

Publication Publication Date Title
DE69911947T2 (de) Verfahren zum Abdecken von Kühlungsöffnungen eines Gasturbinenbauteils
WO2010031370A1 (fr) Dispositif et procédé de masquage d'une zone d'un élément
WO2015018425A1 (fr) Procédé de traitement d'une pièce en forme de plaque comportant une couche transparente, verré, vitreuse, de céramique et/ou de cristal, dispositif de séparation d'une telle pièce et produit constitué d'une telle pièce
DE102012002284B4 (de) Verfahren zum Herstellen eines Turbinenrotors eines Abgasturboladers sowie Verwendung eines Turbinenrotors
WO2010136010A1 (fr) Procédé et dispositif de durcissement de surface d'un élément de construction qui est constitué dans la région de sa surface à durcir d'un composé intermétallique
DE102008011242A1 (de) Vorrichtung und Verfahren zur partiellen Beschichtung von Bauteilen
DE102006031388A1 (de) Verfahren für die Reparatur und/oder den Austausch von Einzelelementen eines Bauteils einer Gasturbine
DE102006023398B4 (de) Kurbelwellen-Hauptlager von Großmotoren und Verfahren zu seiner Herstellung
DE202006009145U1 (de) Verbindung von Bauteilen
DE102006029070B3 (de) Verfahren zum Beschichten eines Bauteils, in dessen Oberfläche Löcher vorgesehen sind
WO2015150155A1 (fr) Procédé de fabrication d'un composant d'appareil électroménager comportant une évidement ménagé dans la couche de nettoyage ainsi que composant d'appareil électroménager et appareil électroménager
EP2714963B1 (fr) Procédé d'injection de gaz froid présentant une meilleure adhérence et une porosité de couche réduite
EP2476864A1 (fr) Disque aubagé d'une turbomachine et procédé de fabrication
EP3390684B1 (fr) Source de revêtement structurée
DE102013215845A1 (de) Verfahren zum Herstellen eines Haushaltsgerätebauteils sowie Haushaltsgerätebauteil
EP1996363A1 (fr) Procédé pour relier des éléments de construction métalliques et composant ainsi fabriqué
EP2025649B1 (fr) Four
DE102015212419A1 (de) Schaufelanordnung für eine Gasturbine
DE102007052410A1 (de) Vorrichtung zum Halten und zumindest teilweisem Abdecken des Fußes einer Schaufel einer Gasturbine für das Beschichten dieser Schaufel, Verfahren zum Herstellen einer derartigen Vorrichtung, sowie Verfahren zum Beschichten von Schaufeln für Gasturbinen
DE102012002285B4 (de) Verfahren zum Herstellen eines Turbinenrotors
DE102019122309B4 (de) Verfahren zur Herstellung eines Formeinsatzes für die Produktion von Formkörpern sowie Formeinsatz und dessen Verwendung
WO2006056179A1 (fr) Sous-ensemble pour un dispositif de chauffage et procede de fabrication dudit sous-ensemble
DE102012002283B3 (de) Verfahren zum Herstellen eines Turbinenrotors
DE102013211139A1 (de) Verfahren zum Herstellen eines Bauteileverbunds sowie Bauteileverbund
DE102013200287A1 (de) Verfahren für die Herstellung eines Strukturbauteils eines Fahrzeugs

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 15714441

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase
122 Ep: pct application non-entry in european phase

Ref document number: 15714441

Country of ref document: EP

Kind code of ref document: A1