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Flexible boxes replace rigid production lines / Kristin Roth in INTERNATIONAL SURFACE TECHNOLOGY (IST), Vol. 13, N° 3 (2020)

[article]  inINTERNATIONAL SURFACE TECHNOLOGY (IST) > Vol. 13, N° 3 (2020) . - p. 8-11 Titre : Flexible boxes replace rigid production lines Type de document : texte imprimé Auteurs : Kristin Roth, Auteur Année de publication : 2020 Article en page(s) : p. 8-11 Langues : Anglais (eng) Catégories : Ateliers de peinture industrielle Automatisation Automobiles -- Revêtements:Automobiles -- Peinture Construction modulaire Index. décimale : 667.9 Revêtements et enduits Résumé : The automotive industry needs to make the shift from rigid to flexible processes. A new concept for automotive finishing moves away from the traditional production line layout and, for the first time, divides up vehicle painting into boxes or short process sections. This saves time and materials, increases the availability of the paint shop and makes painting more sustainable. Note de contenu : - Different cycle times for different bodies - Conveyor journeys reduced by two thirds - Less wastage during colour changes - Intelligent and flexible logistics - Ideal for small-and large-scale production - Fig. 1 : The paint shop of the future is a modular concept consisting of boxes that operate to be adapted easily to meet any requirements - Fig. 2 : In the high-bay storage system the bodies are sorted intelligently and prepared for AGVs to transport them to the next stage of production - Fig. 3 : The new painting booth combines exterior and interior painting in one box - Fig. 4 : A central feature of the new concept is the automated guided vehicles that have been developed especially for use in paint shops Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=35642 [article]

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Improved monitoring and increased performance in INTERNATIONAL SURFACE TECHNOLOGY (IST), Vol. 13, N° 3 (2020)

[article]  inINTERNATIONAL SURFACE TECHNOLOGY (IST) > Vol. 13, N° 3 (2020) . - p. 12-14 Titre : Improved monitoring and increased performance Type de document : texte imprimé Année de publication : 2020 Article en page(s) : p. 12-14 Langues : Anglais (eng) Catégories : Ateliers de peinture industrielle Automobiles -- Revêtements:Automobiles -- Peinture Economies d'énergie Pompes électriques Revêtements -- Appareils et matériels:Peinture -- Appareils et matériels Revêtements -- Industrie -- Aspect de l'environnement:Peinture -- Industrie -- Aspect de l'environnement Index. décimale : 667.9 Revêtements et enduits Résumé : As part of the move to a more environmentally friendly painting process, SEAT has installed sevennew electric paint circulation pumps at its site in the Spanish town of Martorell. the new pumps promise increased efficiency, reduced energy consumption and improved process monitoring. Note de contenu : - Dual control system - Low-pulsation, non-damaging operation - Less maintenance and real-time monitoring - Fig. 1 : Stricter environmental regulations and, at the same time, the need for higher standards of quality are prompting the automotive industry to improve is production processes and reduce emission levels - Fig. 2 : The pumps are constantly monitored and can be controlled and have their data recorded by a PLC - Fig. 3 : A pneumatic double diaphragm pump with a stall-free, low-pulsation air valve that ensures a smooth and rapid changeover is used as a displacement pump - In the paint mixing room the existing pumps have been replaced with new electric paint circulation pumps Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=35767 [article]

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Droplet size distribution in sprays of waterborne paint / Steffen Rohlmann in INTERNATIONAL SURFACE TECHNOLOGY (IST), Vol. 13, N° 3 (2020)

[article]  inINTERNATIONAL SURFACE TECHNOLOGY (IST) > Vol. 13, N° 3 (2020) . - p. 16-19 Titre : Droplet size distribution in sprays of waterborne paint Type de document : texte imprimé Auteurs : Steffen Rohlmann, Auteur ; Georg Wigger, Auteur ; Christian Bornemann, Auteur Année de publication : 2020 Article en page(s) : p. 16-19 Langues : Anglais (eng) Catégories : Mesure Pulvérisation Revêtements en phase aqueuse:Peinture en phase aqueuse Taille des gouttelettes Index. décimale : 667.9 Revêtements et enduits Résumé : The time-shift process makes it possible to measure the size of droplets of atomised waterborne paint in specific locations and gives a new insight into atomiser designs and parameters. Note de contenu : - Measuring transparent and non-transparent droplets - Analysis of four waterborne base coats - Bell serration influences the droplet size in specific locations - A better understanding of atomisation processes - Fig. 1 : The measurement device allows the atomisation process for paints to be investigated in detail - Fig. 2 : Diagram of the size measurement of paint droplets using SpraySpy and measurement of a paint's spray during high-speed rotary atomising - Fig. 3 : Transmission measurements for dry coatings of paints M1 to M4 with a thickness of 10 µm. NT (%) = proportion of non-transparent droplets from the SpraySpy measurements - Fig. 4 : Correlation between the droplet diameter (D) and the droplet speed at different atomiser speeds for paints M1 to M4 - Fig. 5 : Influence of bell serration on the droplet speeds at specific locations for a selected waterborne paint Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=35768 [article]

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Increased safety for autonomous vehicles in INTERNATIONAL SURFACE TECHNOLOGY (IST), Vol. 13, N° 3 (2020)

[article]  inINTERNATIONAL SURFACE TECHNOLOGY (IST) > Vol. 13, N° 3 (2020) . - p. 20-21 Titre : Increased safety for autonomous vehicles Type de document : texte imprimé Année de publication : 2020 Article en page(s) : p. 20-21 Langues : Anglais (eng) Catégories : Automobiles -- Revêtements:Automobiles -- Peinture Tags : 'Peinture  automobile'  'Couleur  foncée'  'revêtement  spécial'  'Détection  radar'  'Longueur  d'onde'  Réflectivité Index. décimale : 667.9 Revêtements et enduits Résumé : Conventional vehicle coatings and substrates often interfere with the signals from lidar sensors. Special coating systems that also reflect the relevant lidar wavelengths help to improve signal detection and increase the safety of autonomous vehicles. Note de contenu : - Maximising radar performance - Identifying dark-coloured vehicles more easily - Radar sensors behind vehicle panels - Fig. 1 : Using a normal imaging method there are no visual differences between the control vehicle with standard high-gloss black paintwork and the NIR test vehicle with a modified coating - Fig. 2 : The image of the NIR vehicle is much more complete and much brighter using near-infrared imaging (lidar wavelength) than the control vehicle with standard high-gloss black paintwork - Fig. 3 : The NIR coating allows the vehicle to be detected from around 20 metres further away Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=35769 [article]

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High-precision, drop-by-drop application of PVC in INTERNATIONAL SURFACE TECHNOLOGY (IST), Vol. 13, N° 3 (2020)

[article]  inINTERNATIONAL SURFACE TECHNOLOGY (IST) > Vol. 13, N° 3 (2020) . - p. 22-23 Titre : High-precision, drop-by-drop application of PVC Type de document : texte imprimé Année de publication : 2020 Article en page(s) : p. 22-23 Langues : Anglais (eng) Catégories : Assemblages collés Automobiles -- Conception et construction Chlorure de polyvinyle Gouttelettes Mastics Index. décimale : 667.9 Revêtements et enduits Résumé : A new process allows individual droplets of PVC to be applied at high frequency to components that need to be sealed. The automated high-precision system reduces material use by up to 50 percent and cuts the amount of manual rework required byup to 40 percent. Note de contenu : - Dynamic automated sealant application - Short reaction times for high-precision application - Less material and less manual rework - Fig. 1 : Here a lamp dome is being sealed with five thin material jets. Using the previous application system, the PVC seam was too thick at the turning points, which meant that manual reworking was needed to avoid leaks and brush out excess material - Fig. 2 : The new technology applies individual droplets of PVC at high frequency via five material valves. The material valves can be individually controlled and the droplet size is variable, which allows for accurate application of the sealant and sharp contours - Fig. 3 : Audi uses the process for precision sealing of seams on the Q3 and Q3 Sportback at its plant in Gyôr in Hungary Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=35770 [article]

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Drum coating - Efficient and cost-effective / Antonio Pozo in INTERNATIONAL SURFACE TECHNOLOGY (IST), Vol. 13, N° 3 (2020)

[article]  inINTERNATIONAL SURFACE TECHNOLOGY (IST) > Vol. 13, N° 3 (2020) . - p. 24-27 Titre : Drum coating - Efficient and cost-effective Type de document : texte imprimé Auteurs : Antonio Pozo, Auteur ; Frank Siegel, Auteur Année de publication : 2020 Article en page(s) : p. 24-27 Langues : Anglais (eng) Tags : 'Pièces  en  vrac'  'Revêtement  à  tambour'  Séchage  Refroidissement Index. décimale : 667.9 Revêtements et enduits Résumé : The German contract coating company APO started small and now owns the largest number of Rotamat coaters of any business in the world. The company currently operates ten machines of this kind and coats around one billion parts per year. Note de contenu : - Part of an integrated production process - Fast drying during the coating process - Intense cooling increases output - Robust and low-maintenance - Fig. 1 : The contract coating company processes around one billion small part per year - Fig. 2 : Because of the growing use of water-based paints, the drum coating machine has been developed to enable it to coat parts made from plastic as well as those made from metal - Fig. 3 : Ten drum coating machines are in use in the new factory building - Fig. 4 : Inspecting the aprts after coating process Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=35771 [article]

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Efficient and consistent powder coating in INTERNATIONAL SURFACE TECHNOLOGY (IST), Vol. 13, N° 3 (2020)

[article]  inINTERNATIONAL SURFACE TECHNOLOGY (IST) > Vol. 13, N° 3 (2020) . - p. 28-29 Titre : Efficient and consistent powder coating Type de document : texte imprimé Année de publication : 2020 Article en page(s) : p. 28-29 Langues : Anglais (eng) Catégories : Ateliers de peinture industrielle Revêtements poudre Système de changement de couleur Index. décimale : 667.9 Revêtements et enduits Résumé : In the newly constructed building belonging to the Danish steel company Linak Profiles, state-of-the-art robots and manufacturing machinery are resopnsible for the largely automated production of lifting columns which are used to adjust the height of modern office desks. At the heart of the building is a powder coating shop equipped with dense phase technology. Note de contenu : - Excellent application efficiency and maximum process control - Greater quality, flexibility and cost-effectiveness - Low-maintenance and user friendly - Fig. 1 : The fast colour change system includes the powder feed center, the compact booth and seven automatic spray guns - Fig. 2 : The soft powder cloud allows for full process control- - Fig. 3 : Up to ten colour changes per shift : the colour change data recorded by the system is part of the toolkit for monitoring efficiency and making continuous improvements Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=35772 [article]

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PIMC - Cost-effective and sustainable in INTERNATIONAL SURFACE TECHNOLOGY (IST), Vol. 13, N° 3 (2020)

[article]  inINTERNATIONAL SURFACE TECHNOLOGY (IST) > Vol. 13, N° 3 (2020) . - p. 32-33 Titre : PIMC - Cost-effective and sustainable Type de document : texte imprimé Année de publication : 2020 Article en page(s) : p. 32-33 Langues : Anglais (eng) Catégories : Composites à fibres Revêtements dans le moule Revêtements poudre Index. décimale : 667.9 Revêtements et enduits Résumé : Fibre-reinforced plastics (FRPs) are the material of the future and are used in a wide range of high-performance applications. The powder-in-mould coating process can produce a high-quality finish on FRPs, while at the same time cutting costs and reducing resource consumption. Note de contenu : - Class A surfaces - No drying, sanding or filling - The advantage of PIMC - Fig. 1 : A finish can be, applied to fibre-reinforced plastics in the PIMC process - Fig. 2 : Comparison of the PIMC process with conventional manufacturing process for components made from fibre-reinforced plastic Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=35773 [article]

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From S to XXL - Cleaning hardened parts safely and reliably in INTERNATIONAL SURFACE TECHNOLOGY (IST), Vol. 13, N° 3 (2020)

[article]  inINTERNATIONAL SURFACE TECHNOLOGY (IST) > Vol. 13, N° 3 (2020) . - p. 34-35 Titre : From S to XXL - Cleaning hardened parts safely and reliably Type de document : texte imprimé Année de publication : 2020 Article en page(s) : p. 34-35 Langues : Anglais (eng) Catégories : Dégraissage (nettoyage) Nettoyage industriel -- Appareils et matériels Pièces usinées -- Nettoyage Index. décimale : 671.7 Finissage et traitement des surfaces Résumé : The type of hardening process, the consumables used duringproduction and the required end results are all factors that have an infuence on the choice of degreasing process. The cleaning machines are designed individually to suite the size and weight of the parts, the loading method and the cleaning agent. Note de contenu : - Non-flammable cleaning - Leakproof front-top loader - Fig. 1 : Consumables used during production can be removed leaving no residues by cleaning and degreasing machines-designed especially for the purpose - Fig. 2 : The front-top loader combines convenient front loading of the machine with the safety of a top-loaded cleaning chamber which has a maximum solvent level below the level of the loading door Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=35774 [article]

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In-line, automated particle analysis systems / Martin Fahr in INTERNATIONAL SURFACE TECHNOLOGY (IST), Vol. 13, N° 3 (2020)

[article]  inINTERNATIONAL SURFACE TECHNOLOGY (IST) > Vol. 13, N° 3 (2020) . - p. 36-37 Titre : In-line, automated particle analysis systems Type de document : texte imprimé Auteurs : Martin Fahr, Auteur Année de publication : 2020 Article en page(s) : p. 36-37 Note générale : Bibliogr. Langues : Anglais (eng) Catégories : Automatisation Chimie analytique -- Appareils et matériel Nettoyage industriel -- Appareils et matériels Particules (matières) -- Analyse Pièces usinées -- Nettoyage Index. décimale : 667.9 Revêtements et enduits Résumé : For around the last ten years, measurement cells have been used to determine the level of particulate contamination in liquids. These replace time-consuming laboratory analyses with rapid, particulate contamination in liquids. These replace time-consuming laboratory analyses with rapid, image-based measurements. Until now the process has primarily been used in the production line to determine the technical cleanliness of products. Last year, a range of stand-alone, automated particle analysis systems was launched which can be used for production-related cleanliness inspections and which combine particle extraction with automated measurement. Note de contenu : - Immediate in-line analysis - Cleanliness analysis in accordance with VDA 19.1 - A variety of different improvements - Fig. 1 : Complete picture of the analysis machine. In the centre is the working area with the inspection tank. The technical systems are in the base - Fig. 2 : The structure of a measurement cell : the camera is at the top, the filter is in the centre and the light unit is at the bottom - Fig. 3 : Rinsing tank of the analysis machine with three spray nozzles and eight ultrasonic oscillators Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=35775 [article]

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Blasting gates and risers before smelting in INTERNATIONAL SURFACE TECHNOLOGY (IST), Vol. 13, N° 3 (2020)

[article]  inINTERNATIONAL SURFACE TECHNOLOGY (IST) > Vol. 13, N° 3 (2020) . - p. 40-41 Titre : Blasting gates and risers before smelting Type de document : texte imprimé Année de publication : 2020 Article en page(s) : p. 40-41 Langues : Anglais (eng) Catégories : Automobiles -- Matériaux Métaux -- Recyclage Produits et matériaux recyclés Traitement de surface par impact Traitement de surface par impact -- Appareils et matériels Index. décimale : 671.7 Finissage et traitement des surfaces Résumé : An automotive industry supplier uses a drum shot blasting machine to blast crushed gates and risers before returning them to the casting process. This reduces raw material use and increases the availability of the smelting furnaces because less slag is produced. Note de contenu : - Recycled material is much cleaner - Machine specially designed for foundries - Special turbines with a long service life are highly cost-effective - Fully automated blasting in integrated operation - Maximum of ten minutes per batch - Figure : The blasting process significantly increases the cleanliness of the recycled material, which improves the quality of the castings and the productivity of the foundry Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=35776 [article]

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Future-proof coatings with PVD in INTERNATIONAL SURFACE TECHNOLOGY (IST), Vol. 13, N° 3 (2020)

[article]  inINTERNATIONAL SURFACE TECHNOLOGY (IST) > Vol. 13, N° 3 (2020) . - p. 42-43 Titre : Future-proof coatings with PVD Type de document : texte imprimé Année de publication : 2020 Article en page(s) : p. 42-43 Langues : Anglais (eng) Catégories : Automobiles -- Revêtements Dépôt chimique en phase vapeur Index. décimale : 667.6 Peintures Résumé : In the age of the smart factory and the increasing personalisation of cars, flexibility is essential, particularly with regard to design and styling. Physical vapour deposition opens up a wide variety of designoptions for car interior and exterior surfaces. Note de contenu : - Almost unlimited design possibilities - Classic features with a future - Fig. 1 : Until now chrome-finishes have been more widely used on exterior components. They are increasingly finding their way into vehicle interiors, for example on radio knobs and buttons - Fig. 2 : A headlamp surround with a chrome-look finish. Physical vapour deposition and UV-curable paints are an environmentally friendly alternative to chrome plating for producing high-gloss chrome surfaces of this kind. Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=35777 [article]

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