{"id":1377,"date":"2022-03-04T14:23:45","date_gmt":"2022-03-04T14:23:45","guid":{"rendered":"https:\/\/novanta.com\/fr\/precision-manufacturing\/resources\/whitepapers\/choisir-la-bonne-methode-de-diffusion-du-faisceau\/"},"modified":"2026-09-02T11:02:02","modified_gmt":"2026-09-02T11:02:02","slug":"choisir-la-bonne-methode-de-diffusion-du-faisceau","status":"publish","type":"novanta_tech_paper","link":"https:\/\/novanta.com\/fr\/precision-manufacturing\/ressources\/documents-blancs\/choisir-la-bonne-methode-de-diffusion-du-faisceau\/","title":{"rendered":"Choisir la bonne m\u00e9thode de transmission du faisceau"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\" id=\"h-for-your-co-2-nbsp-laser-cutting-application\">Pour votre application de d\u00e9coupe au laser<sub>CO\u2082<\/sub> <\/h2>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-technical-paper-overview\">Pr\u00e9sentation du document technique<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-choosing-co\u2082-laser-beam-delivery-scan-head-vs-cut-head\"><strong>Choix du syst\u00e8me de guidage du faisceau laser CO\u2082 : t\u00eate de balayage ou t\u00eate de d\u00e9coupe<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><em>C&rsquo;est le syst\u00e8me de guidage du faisceau, et non la source laser, qui d\u00e9termine la r\u00e9ussite de votre d\u00e9coupe.<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La source laser CO\u2082 ne repr\u00e9sente que la moiti\u00e9 de l&rsquo;\u00e9quation. L&rsquo;autre moiti\u00e9 \u2014 celle qui d\u00e9termine la r\u00e9ussite de votre d\u00e9coupe \u2014 r\u00e9side dans la mani\u00e8re dont le faisceau atteint le mat\u00e9riau. T\u00eate de balayage ou t\u00eate de d\u00e9coupe. \u00c0 guidage galvo ou mont\u00e9e sur portique. Sans gaz d&rsquo;assistance ou avec jet de gaz coaxial. Une m\u00eame source peut produire des d\u00e9coupes d&rsquo;une nettet\u00e9 exceptionnelle sur un syst\u00e8me et des bords carbonis\u00e9s sur un autre.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ce document technique pr\u00e9sente trois comparaisons exp\u00e9rimentales \u2014 motifs floraux sur papier cartonn\u00e9, un film acrylique de 0,25 mm et un panneau en PETG de 1 mm \u2014 afin de montrer dans quels cas la t\u00eate de balayage s\u2019impose (transformation \u00e0 la vol\u00e9e, formes complexes, g\u00e9om\u00e9tries difficiles d\u2019acc\u00e8s) et dans quels cas la t\u00eate de d\u00e9coupe l\u2019emporte (mat\u00e9riaux \u00e9pais, tailles de spot plus petites, ar\u00eates verticales, refroidissement par gaz d\u2019assistance). Une matrice de d\u00e9cision \u00e0 7 crit\u00e8res permet de trancher pour toute nouvelle application.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-key-takeaways-include\">Principaux points \u00e0 retenir :<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Pourquoi un m\u00eame laser CO\u2082 Synrad produit une qualit\u00e9 de d\u00e9coupe radicalement diff\u00e9rente selon qu\u2019il est \u00e9quip\u00e9 d\u2019une t\u00eate de balayage ou d\u2019une t\u00eate de d\u00e9coupe<\/li>\n\n\n\n<li>Comment l\u2019absorption du mat\u00e9riau (vaporisation, cisaillement \u00e0 l\u2019\u00e9tat fondu, d\u00e9gradation chimique) d\u00e9termine le choix de la m\u00e9thode de projection<\/li>\n\n\n\n<li>Quand choisir la t\u00eate de balayage : transformation \u00ab\u00e0 la vol\u00e9e\u00bb \u00e0 une vitesse de 50 \u00e0 100 m\/min, formes complexes (5 fois plus rapide que la t\u00eate de d\u00e9coupe)<\/li>\n\n\n\n<li>Ce que la t\u00eate de d\u00e9coupe offre et que la t\u00eate de balayage ne peut pas : spot de 100 \u00b5m, gaz d\u2019assistance coaxial, ar\u00eates verticales, d\u00e9coupes de mat\u00e9riaux \u00e9pais<\/li>\n\n\n\n<li>Une matrice de d\u00e9cision pratique en 7 crit\u00e8res \u00e0 appliquer \u00e0 toute application de d\u00e9coupe laser CO\u2082 avant la d\u00e9finition des sp\u00e9cifications<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00e9l\u00e9chargez le document technique complet pour d\u00e9couvrir les trois cas de test (carton, acrylique, PETG), les principes physiques d\u2019interaction avec le mat\u00e9riau qui sous-tendent chaque choix de transmission, ainsi que la matrice de d\u00e9cision en 7 crit\u00e8res que vous pouvez utiliser pour d\u00e9finir la transmission de faisceau adapt\u00e9e \u00e0 toute application de d\u00e9coupe au laser CO\u2082.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Pour votre application de d\u00e9coupe au laserCO\u2082 Pr\u00e9sentation du document technique Choix du syst\u00e8me de guidage du faisceau laser CO\u2082 : t\u00eate de balayage ou t\u00eate de d\u00e9coupe C&rsquo;est le syst\u00e8me de guidage du faisceau, et non la source laser, qui d\u00e9termine la r\u00e9ussite de votre d\u00e9coupe. La source laser CO\u2082 ne repr\u00e9sente que la [&hellip;]<\/p>\n","protected":false},"author":342,"featured_media":332,"template":"","meta":{"_acf_changed":false,"card_thumbnail_id":0,"show_table_of_content":true},"class_list":["post-1377","novanta_tech_paper","type-novanta_tech_paper","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.1 (Yoast SEO v28.1) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Choosing the Correct Beam Delivery Method | Novanta<\/title>\n<meta name=\"description\" content=\"Comparez les miroirs de pr\u00e9cision pour la transmission du faisceau laser avec les \u00e9largisseurs de faisceau de type galil\u00e9en et d&#039;autres options d&#039;\u00e9largisseurs de faisceau afin de choisir la m\u00e9thode la mieux adapt\u00e9e \u00e0 votre application.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, 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