{"id":83110,"date":"2026-01-27T09:28:06","date_gmt":"2026-01-27T17:28:06","guid":{"rendered":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/?p=83110"},"modified":"2026-01-27T09:28:08","modified_gmt":"2026-01-27T17:28:08","slug":"understanding-joints-and-constraints-in-fusion","status":"publish","type":"post","link":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/understanding-joints-and-constraints-in-fusion\/","title":{"rendered":"Pr\u00e9sentation des liaisons et des contraintes dans Fusion\u00a0"},"content":{"rendered":"\n<p><em>Gr\u00e2ce aux conseils d\u2019expert de Richard\u202fStubley, chef de produit senior, d\u00e9couvrez les principales diff\u00e9rences entre les liaisons et les contraintes dans Autodesk\u202fFusion et rationalisez votre processus d\u2019assemblage de conception.<\/em>&nbsp;<\/p>\n\n\n\n<p>Si vous d\u00e9couvrez l\u2019assemblage de conceptions complexes dans&nbsp;<a href=\"https:\/\/www.autodesk.com\/products\/fusion-360\/overview\" target=\"_blank\" rel=\"noreferrer noopener\">Fusion<\/a>, vous vous demandez certainement quand utiliser des liaisons ou des contraintes. Les deux m\u00e9thodes connectent les composants, mais chacune offre des avantages uniques et d\u00e9pend de vos besoins de conception. Dans ce didacticiel, je vais expliquer les bases de chaque approche, leurs diff\u00e9rences et comment choisir le meilleur outil pour votre workflow.&nbsp;<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"liaisons%25e2%2580%25af-connexion-rapide-et-intuitivenbsp\"><strong>Liaisons\u202f: connexion rapide et intuitive<\/strong> <\/h2>\n\n\n<p>Les&nbsp;<a href=\"https:\/\/help.autodesk.com\/view\/fusion360\/FRA\/?guid=ASM-CREATE-JOINT\" target=\"_blank\" rel=\"noreferrer noopener\">liaisons<\/a>&nbsp;sont au c\u0153ur de Fusion depuis le d\u00e9but. Elles vous permettent de d\u00e9finir la position et les degr\u00e9s de libert\u00e9 des composants en seulement deux clics \u00e0 l\u2019aide d\u2019\u00ab\u202faccrochages aux liaisons\u202f\u00bb. Par exemple, si vous souhaitez que deux pi\u00e8ces se connectent de mani\u00e8re rigide ou permettent un mouvement de glissement, proc\u00e9dez comme suit\u202f:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>S\u00e9lectionnez le premier point d\u2019accrochage sur un composant.\u00a0<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>S\u00e9lectionnez le deuxi\u00e8me point d\u2019accrochage sur le composant de contact.\u00a0<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Sp\u00e9cifiez des d\u00e9calages si n\u00e9cessaire (directions\u202fx, y et z).\u00a0<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Choisissez le type de mouvement (rigide, coulissant, rotatif, cylindrique, etc.).\u00a0<\/li>\n<\/ul>\n\n\n\n<p>Ce processus rapide verrouille les pi\u00e8ces en place ou d\u00e9finit un mouvement simple avec un minimum d\u2019effort. Si vos points d\u2019accrochage sont bien plac\u00e9s (au centre ou sur les bords), les liaisons seront parfaitement optimis\u00e9es pour un mouvement rapide.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"831\" height=\"462\" src=\"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/wp-content\/uploads\/2026\/01\/image-54.png\" alt=\"\" class=\"wp-image-83111\" srcset=\"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/wp-content\/uploads\/2026\/01\/image-54.png 831w, https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/wp-content\/uploads\/2026\/01\/image-54-300x167.png 300w, https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/wp-content\/uploads\/2026\/01\/image-54-768x427.png 768w\" sizes=\"auto, (max-width: 831px) 100vw, 831px\" \/><\/figure>\n\n\n<h2 class=\"wp-block-heading\" id=\"contraintes%25e2%2580%25af-pour-une-geometrie-complexe-et-une-precision-accruenbsp\"><strong>Contraintes\u202f: pour une g\u00e9om\u00e9trie complexe et une pr\u00e9cision accrue<\/strong> <\/h2>\n\n\n<p>Les&nbsp;<a href=\"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/constraints-in-fusion\/\" target=\"_blank\" rel=\"noreferrer noopener\">contraintes<\/a>, quant \u00e0&nbsp;elles;&nbsp;vous permettent de cr\u00e9er des relations entre les composants de mani\u00e8re plus granulaire. Elles sont similaires aux contraintes\u202fCAO traditionnelles disponibles dans des syst\u00e8mes tels&nbsp;qu\u2019Inventor&nbsp;ou SolidWorks.&nbsp;<\/p>\n\n\n\n<p>Vous pouvez utiliser des contraintes lorsque vos composants pr\u00e9sentent des surfaces de contact complexes ou lorsqu\u2019il n\u2019y a pas de points d\u2019accrochage aux emplacements id\u00e9aux. En cr\u00e9ant des relations pi\u00e8ce par pi\u00e8ce (par exemple, en mettant en contact des faces incurv\u00e9es, des ar\u00eates ou des points), vous b\u00e9n\u00e9ficiez d\u2019un contr\u00f4le total sur la fa\u00e7on dont les pi\u00e8ces s\u2019embo\u00eetent.&nbsp;<\/p>\n\n\n\n<p>Par exemple, pour assembler une surface incurv\u00e9e difficile \u00e0 accrocher, vous pouvez ajouter trois contraintes \u00e9tape par \u00e9tape pour d\u00e9finir enti\u00e8rement la position et l\u2019orientation.&nbsp;<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"liaisons-ou-contraintes%25e2%2580%25af-comment-choisirnbsp\"><strong>Liaisons ou contraintes\u202f: comment choisir<\/strong> <\/h2>\n\n\n<ul class=\"wp-block-list\">\n<li>Pour plus de rapidit\u00e9 et de simplicit\u00e9, utilisez les\u00a0<strong>liaisons\u202f<\/strong>: elles sont id\u00e9ales lorsque les points d\u2019accrochage sont clairs et que deux clics peuvent d\u00e9finir la connexion.\u00a0<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Pour gagner en pr\u00e9cision et avec les formes complexes, utilisez les\u00a0<strong>contraintes\u202f:<\/strong>\u00a0cr\u00e9ez progressivement des relations pour les pi\u00e8ces complexes.\u00a0<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Comme les deux outils coexistent dans Fusion, vous pouvez choisir celui qui vous convient le mieux.\u00a0<\/li>\n<\/ul>\n\n\n\n<p>Jetez un coup d\u2019\u0153il \u00e0 ce didacticiel vid\u00e9o approfondi sur l\u2019utilisation de liaisons ou de contraintes\u202f:&nbsp;<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"conseil-de-pro%25e2%2580%25af-bloquer-sur-le-parentnbsp\"><strong>Conseil de pro\u202f: bloquer sur le parent<\/strong> <\/h2>\n\n\n<p>En plus des liaisons et des contraintes, vous pouvez utiliser une fonctionnalit\u00e9 tr\u00e8s pratique appel\u00e9e \u00ab\u202f<strong>Bloquer sur le parent<\/strong>\u202f\u00bb. Il est parfois pr\u00e9f\u00e9rable de verrouiller un composant en place par rapport \u00e0 son assemblage parent afin qu\u2019il ne bouge pas involontairement lorsque vous naviguez dans votre mod\u00e8le. Cette option \u00ab\u202fverrouille\u202f\u00bb fermement votre pi\u00e8ce dans l\u2019espace de CAO afin que tout reste ancr\u00e9 et stable pendant les modifications d\u2019assemblage.&nbsp;<\/p>\n\n\n\n<p>En comprenant quand et comment utiliser les liaisons, les contraintes et l\u2019option Bloquer sur le parent, vous disposerez d\u2019outils polyvalents pour g\u00e9rer la quasi-totalit\u00e9 des assemblages dans Fusion. Que vous construisiez des prototypes rapides ou des conceptions m\u00e9caniques complexes, la ma\u00eetrise de ces connexions acc\u00e9l\u00e9rera votre workflow et am\u00e9liorera la pr\u00e9cision de l\u2019assemblage.&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Avec les conseils de Richard\u202fStubley, d\u00e9couvrez les diff\u00e9rences entre liaisons et contraintes dans Fusion et simplifiez votre assemblage.<\/p>\n","protected":false},"author":4610,"featured_media":80228,"menu_order":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[376],"tags":[],"coauthors":[821],"class_list":["post-83110","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tutorials-fr","dhig-theme--light"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Pr\u00e9sentation des liaisons et des contraintes dans Fusion\u00a0 - Fusion Blog<\/title>\n<meta name=\"description\" content=\"Avec les conseils de Richard\u202fStubley, d\u00e9couvrez les diff\u00e9rences entre liaisons et contraintes dans Fusion et simplifiez votre assemblage.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/understanding-joints-and-constraints-in-fusion\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Pr\u00e9sentation des liaisons et des contraintes dans Fusion\u00a0 - Fusion Blog\" \/>\n<meta property=\"og:description\" content=\"Avec les conseils de Richard\u202fStubley, d\u00e9couvrez les diff\u00e9rences entre liaisons et contraintes dans Fusion et simplifiez votre assemblage.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/understanding-joints-and-constraints-in-fusion\/\" \/>\n<meta property=\"og:site_name\" content=\"Fusion Blog\" \/>\n<meta property=\"article:published_time\" content=\"2026-01-27T17:28:06+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-01-27T17:28:08+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/wp-content\/uploads\/2025\/10\/Constraints1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1231\" \/>\n\t<meta property=\"og:image:height\" content=\"687\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Richard Stubley\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Richard Stubley\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n\t<meta name=\"twitter:label3\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data3\" content=\"Richard Stubley\" \/>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Pr\u00e9sentation des liaisons et des contraintes dans Fusion\u00a0 - Fusion Blog","description":"Avec les conseils de Richard\u202fStubley, d\u00e9couvrez les diff\u00e9rences entre liaisons et contraintes dans Fusion et simplifiez votre assemblage.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/understanding-joints-and-constraints-in-fusion\/","og_locale":"fr_FR","og_type":"article","og_title":"Pr\u00e9sentation des liaisons et des contraintes dans Fusion\u00a0 - Fusion Blog","og_description":"Avec les conseils de Richard\u202fStubley, d\u00e9couvrez les diff\u00e9rences entre liaisons et contraintes dans Fusion et simplifiez votre assemblage.","og_url":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/understanding-joints-and-constraints-in-fusion\/","og_site_name":"Fusion Blog","article_published_time":"2026-01-27T17:28:06+00:00","article_modified_time":"2026-01-27T17:28:08+00:00","og_image":[{"width":1231,"height":687,"url":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/wp-content\/uploads\/2025\/10\/Constraints1.jpg","type":"image\/jpeg"}],"author":"Richard Stubley","twitter_card":"summary_large_image","twitter_misc":{"\u00c9crit par":"Richard Stubley","Dur\u00e9e de lecture estim\u00e9e":"3 minutes","Written by":"Richard Stubley"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/understanding-joints-and-constraints-in-fusion\/#article","isPartOf":{"@id":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/understanding-joints-and-constraints-in-fusion\/"},"author":{"name":"Richard Stubley","@id":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/#\/schema\/person\/c2e995a06b065d90af3ea94f8fe56eed"},"headline":"Pr\u00e9sentation des liaisons et des contraintes dans Fusion\u00a0","datePublished":"2026-01-27T17:28:06+00:00","dateModified":"2026-01-27T17:28:08+00:00","mainEntityOfPage":{"@id":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/understanding-joints-and-constraints-in-fusion\/"},"wordCount":682,"image":{"@id":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/understanding-joints-and-constraints-in-fusion\/#primaryimage"},"thumbnailUrl":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/wp-content\/uploads\/2025\/10\/Constraints1.jpg","articleSection":["Tutoriels"],"inLanguage":"fr-FR"},{"@type":"WebPage","@id":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/understanding-joints-and-constraints-in-fusion\/","url":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/understanding-joints-and-constraints-in-fusion\/","name":"Pr\u00e9sentation des liaisons et des contraintes dans Fusion\u00a0 - Fusion Blog","isPartOf":{"@id":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/understanding-joints-and-constraints-in-fusion\/#primaryimage"},"image":{"@id":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/understanding-joints-and-constraints-in-fusion\/#primaryimage"},"thumbnailUrl":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/wp-content\/uploads\/2025\/10\/Constraints1.jpg","datePublished":"2026-01-27T17:28:06+00:00","dateModified":"2026-01-27T17:28:08+00:00","author":{"@id":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/#\/schema\/person\/c2e995a06b065d90af3ea94f8fe56eed"},"description":"Avec les conseils de Richard\u202fStubley, d\u00e9couvrez les diff\u00e9rences entre liaisons et contraintes dans Fusion et simplifiez votre assemblage.","breadcrumb":{"@id":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/understanding-joints-and-constraints-in-fusion\/#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/understanding-joints-and-constraints-in-fusion\/"]}]},{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/understanding-joints-and-constraints-in-fusion\/#primaryimage","url":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/wp-content\/uploads\/2025\/10\/Constraints1.jpg","contentUrl":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/wp-content\/uploads\/2025\/10\/Constraints1.jpg","width":1231,"height":687},{"@type":"BreadcrumbList","@id":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/understanding-joints-and-constraints-in-fusion\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/"},{"@type":"ListItem","position":2,"name":"Pr\u00e9sentation des liaisons et des contraintes dans Fusion\u00a0"}]},{"@type":"WebSite","@id":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/#website","url":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/","name":"Fusion Blog","description":"Product updates, tips, tutorials and community news","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Person","@id":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/#\/schema\/person\/c2e995a06b065d90af3ea94f8fe56eed","name":"Richard Stubley","image":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/wp-content\/uploads\/2021\/03\/Rich-150x150.png9f3bfbf0a6757fef45170805fb6503b6","url":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/wp-content\/uploads\/2021\/03\/Rich-150x150.png","contentUrl":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/wp-content\/uploads\/2021\/03\/Rich-150x150.png","caption":"Richard Stubley"},"url":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/author\/richardstubley\/"}]}},"_links":{"self":[{"href":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/wp-json\/wp\/v2\/posts\/83110","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/wp-json\/wp\/v2\/users\/4610"}],"replies":[{"embeddable":true,"href":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/wp-json\/wp\/v2\/comments?post=83110"}],"version-history":[{"count":0,"href":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/wp-json\/wp\/v2\/posts\/83110\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/wp-json\/wp\/v2\/media\/80228"}],"wp:attachment":[{"href":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/wp-json\/wp\/v2\/media?parent=83110"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/wp-json\/wp\/v2\/categories?post=83110"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/wp-json\/wp\/v2\/tags?post=83110"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/www.autodesk.com\/products\/fusion-360\/blog\/fr\/wp-json\/wp\/v2\/coauthors?post=83110"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}