{"id":231,"date":"2017-02-17T12:38:26","date_gmt":"2017-02-17T11:38:26","guid":{"rendered":"http:\/\/mxajfmgl.preview.infomaniak.website\/?post_type=project&#038;p=231"},"modified":"2018-07-25T14:36:38","modified_gmt":"2018-07-25T12:36:38","slug":"machine-outil","status":"publish","type":"project","link":"https:\/\/www.nrctech.ch\/?project=machine-outil","title":{"rendered":"Pr\u00e9sentation g\u00e9n\u00e9rale"},"content":{"rendered":"<p>[et_pb_section fb_built=\u00a0\u00bb1&Prime; admin_label=\u00a0\u00bbsection\u00a0\u00bb _builder_version=\u00a0\u00bb3.0.74&Prime; transparent_background=\u00a0\u00bboff\u00a0\u00bb][et_pb_row custom_padding=\u00a0\u00bb0|0px|0px|0px\u00a0\u00bb admin_label=\u00a0\u00bbrow\u00a0\u00bb _builder_version=\u00a0\u00bb3.0.47&Prime; background_size=\u00a0\u00bbinitial\u00a0\u00bb background_position=\u00a0\u00bbtop_left\u00a0\u00bb background_repeat=\u00a0\u00bbrepeat\u00a0\u00bb][et_pb_column type=\u00a0\u00bb1_2&Prime; _builder_version=\u00a0\u00bb3.0.47&Prime; parallax=\u00a0\u00bboff\u00a0\u00bb parallax_method=\u00a0\u00bbon\u00a0\u00bb][et_pb_text admin_label=\u00a0\u00bbTexte\u00a0\u00bb _builder_version=\u00a0\u00bb3.0.87&Prime; background_size=\u00a0\u00bbinitial\u00a0\u00bb background_position=\u00a0\u00bbtop_left\u00a0\u00bb background_repeat=\u00a0\u00bbrepeat\u00a0\u00bb use_border_color=\u00a0\u00bboff\u00a0\u00bb border_style=\u00a0\u00bbsolid\u00a0\u00bb]<\/p>\n<h1>Machine outil<\/h1>\n<p class=\"NRCNormal\">Le domaine de la\u00a0<b>machine outil<\/b>\u00a0est fr\u00e9quemment confront\u00e9 \u00e0 des probl\u00e8mes d&rsquo;ordre vibratoire. L&rsquo;augmentation des pr\u00e9cisions d&rsquo;usinage, mais surtout de la qualit\u00e9 des <strong>\u00e9tats de surface<\/strong> fait qu&rsquo;il est n\u00e9cessaire de ma\u00eetriser parfaitement les aspects vibratoires d&rsquo;une machine.<\/p>\n<p class=\"NRCNormal\">Le recours \u00e0 l&rsquo;<b>assistance vibratoire<\/b> permet d&rsquo;am\u00e9liorer les performances de certains proc\u00e9d\u00e9s comme l&rsquo;usinage de mat\u00e9riaux durs, l&rsquo;\u00e9lectro-\u00e9rosion, le sertissage, etc. Dans ces cas, l&rsquo;objectif est de produire des vibrations ultrasonores contr\u00f4l\u00e9es.<\/p>\n<p class=\"NRCNormal\">Voici une s\u00e9lection de projets effectu\u00e9s par\u00a0<b>NRCtech<\/b>\u00a0dans le domaine de la machine outil.<\/p>\n<p>&nbsp;<\/p>\n<p class=\"NRCNormal\"><b>NRCtech<\/b>\u00a0a \u0153uvr\u00e9 pour les entreprises suivantes:<\/p>\n<ul>\n<li class=\"NRCnormal\"><b>Willemin-Macodel<\/b>: caract\u00e9risations vibratoires exp\u00e9rimentales de b\u00e2tis et structures de machines-outils<\/li>\n<li class=\"NRCnormal\"><b>Posalux<\/b>: caract\u00e9risation dynamique de plusieurs b\u00e2tis et structures d&rsquo;axes de machines; simulation num\u00e9rique et optimisation d&rsquo;un rotor ultra-haute vitesse pour broche de micro-per\u00e7age<\/li>\n<li class=\"NRCnormal\"><b>Rollomatic SA<\/b>: analyse vibratoire d&rsquo;une machine outil.<\/li>\n<li class=\"NRCnormal\"><b>Dentsply-Maillefer<\/b>: analyse vibratoire d&rsquo;une machine-outil, simulation num\u00e9rique vibratoire et conseil de re-conception d&rsquo;une nouvelle version<\/li>\n<li class=\"NRCnormal\"><b>SNFA SA<\/b>: analyses vibratoires et vibro-acoustiques num\u00e9riques et exp\u00e9rimentales de cages de roulements.<\/li>\n<li class=\"NRCnormal\"><b>Tornos SA<\/b>: Mesure de d\u00e9placement dynamique pi\u00e8ce-outil avec un interf\u00e9rom\u00e8tre diff\u00e9rentiel<\/li>\n<\/ul>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=\u00a0\u00bb1_2&Prime; _builder_version=\u00a0\u00bb3.0.47&Prime; parallax=\u00a0\u00bboff\u00a0\u00bb parallax_method=\u00a0\u00bbon\u00a0\u00bb][et_pb_text admin_label=\u00a0\u00bbTexte\u00a0\u00bb _builder_version=\u00a0\u00bb3.0.87&Prime; background_size=\u00a0\u00bbinitial\u00a0\u00bb background_position=\u00a0\u00bbtop_left\u00a0\u00bb background_repeat=\u00a0\u00bbrepeat\u00a0\u00bb use_border_color=\u00a0\u00bboff\u00a0\u00bb border_style=\u00a0\u00bbsolid\u00a0\u00bb]<\/p>\n<h1 id=\"fancy-title-9\" class=\"mk-fancy-title simple-style color-single\">CLIENTs<\/h1>\n<p class=\"mk-fancy-title simple-style color-single\">Willemin-Macodel, Posalux, Rollomatic, SNFA, Dentsply-Maillefer, Tornos, Esco<\/p>\n<p>[\/et_pb_text][et_pb_text admin_label=\u00a0\u00bbTexte\u00a0\u00bb _builder_version=\u00a0\u00bb3.0.87&Prime; background_size=\u00a0\u00bbinitial\u00a0\u00bb background_position=\u00a0\u00bbtop_left\u00a0\u00bb background_repeat=\u00a0\u00bbrepeat\u00a0\u00bb use_border_color=\u00a0\u00bboff\u00a0\u00bb border_style=\u00a0\u00bbsolid\u00a0\u00bb]<\/p>\n<h1>objectifs<\/h1>\n<p>Identification et r\u00e9duction des probl\u00e8mes vibratoires en vue d&rsquo;augmenter les cadences et la pr\u00e9cision des machines.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<br \/>\n[\/et_pb_text][et_pb_gallery gallery_ids=\u00a0\u00bb29327,29328,29329,29330,29331&Prime; gallery_captions=\u00a0\u00bb,,,,\u00a0\u00bb fullwidth=\u00a0\u00bbon\u00a0\u00bb admin_label=\u00a0\u00bbGallery\u00a0\u00bb _builder_version=\u00a0\u00bb3.0.106&Prime; background_layout=\u00a0\u00bbdark\u00a0\u00bb max_width=\u00a0\u00bb80%\u00a0\u00bb module_alignment=\u00a0\u00bbcenter\u00a0\u00bb][\/et_pb_gallery][\/et_pb_column][\/et_pb_row][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Machine outil Le domaine de la\u00a0machine outil\u00a0est fr\u00e9quemment confront\u00e9 \u00e0 des probl\u00e8mes d&rsquo;ordre vibratoire. L&rsquo;augmentation des pr\u00e9cisions d&rsquo;usinage, mais surtout de la qualit\u00e9 des \u00e9tats de surface fait qu&rsquo;il est n\u00e9cessaire de ma\u00eetriser parfaitement les aspects vibratoires d&rsquo;une machine. Le recours \u00e0 l&rsquo;assistance vibratoire permet d&rsquo;am\u00e9liorer les performances de certains proc\u00e9d\u00e9s comme l&rsquo;usinage de mat\u00e9riaux [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":29868,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"","inline_featured_image":false,"footnotes":""},"project_category":[16],"project_tag":[],"class_list":["post-231","project","type-project","status-publish","has-post-thumbnail","hentry","project_category-machine-outil"],"_links":{"self":[{"href":"https:\/\/www.nrctech.ch\/index.php?rest_route=\/wp\/v2\/project\/231","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.nrctech.ch\/index.php?rest_route=\/wp\/v2\/project"}],"about":[{"href":"https:\/\/www.nrctech.ch\/index.php?rest_route=\/wp\/v2\/types\/project"}],"author":[{"embeddable":true,"href":"https:\/\/www.nrctech.ch\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.nrctech.ch\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=231"}],"version-history":[{"count":5,"href":"https:\/\/www.nrctech.ch\/index.php?rest_route=\/wp\/v2\/project\/231\/revisions"}],"predecessor-version":[{"id":30076,"href":"https:\/\/www.nrctech.ch\/index.php?rest_route=\/wp\/v2\/project\/231\/revisions\/30076"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.nrctech.ch\/index.php?rest_route=\/wp\/v2\/media\/29868"}],"wp:attachment":[{"href":"https:\/\/www.nrctech.ch\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=231"}],"wp:term":[{"taxonomy":"project_category","embeddable":true,"href":"https:\/\/www.nrctech.ch\/index.php?rest_route=%2Fwp%2Fv2%2Fproject_category&post=231"},{"taxonomy":"project_tag","embeddable":true,"href":"https:\/\/www.nrctech.ch\/index.php?rest_route=%2Fwp%2Fv2%2Fproject_tag&post=231"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}