{"id":114546,"date":"2025-06-19T15:04:51","date_gmt":"2025-06-19T13:04:51","guid":{"rendered":"https:\/\/xometry.pro\/stories\/ucl-racing-flexible-airless-tyre\/"},"modified":"2025-06-27T12:53:13","modified_gmt":"2025-06-27T10:53:13","slug":"rueda-flexible-marte-sin-aire-disen","status":"publish","type":"stories","link":"https:\/\/xometry.pro\/es\/historias\/rueda-flexible-marte-sin-aire-disen\/","title":{"rendered":"Reinventar la rueda para Marte: c\u00f3mo dise\u00f1amos un neum\u00e1tico flexible sin aire"},"content":{"rendered":"<div role=\"navigation\" aria-label=\"Tabla de contenidos\" class=\"simpletoc wp-block-simpletoc-toc\"><h2 class=\"simpletoc-title\">Tabla de contenidos<\/h2>\n<ul class=\"simpletoc-list\">\n<li><a href=\"#h-tres-conceptos-tres-filosofias\">Tres conceptos, tres filosof\u00edas<\/a>\n\n<\/li>\n<li><a href=\"#h-de-las-especificaciones-preliminares-al-cad-final\">De las especificaciones preliminares al CAD final<\/a>\n\n<\/li>\n<li><a href=\"#h-fabricacion-entrega-e-integracion\">Fabricaci\u00f3n, entrega e integraci\u00f3n<\/a>\n\n<\/li>\n<li><a href=\"#h-lecciones-de-ingenieria-mas-alla-del-aula\">Lecciones de ingenier\u00eda m\u00e1s all\u00e1 del aula<\/a>\n<\/li><\/ul><\/div>\n\n\n<p>Uno de los mayores obst\u00e1culos de nuestro proyecto era la movilidad: c\u00f3mo construir una rueda fiable, a prueba de pinchazos, que pudiera soportar rocas, pendientes y arena, sin dejar de respetar las estrictas limitaciones de peso y tama\u00f1o.<\/p>\n\n\n\n<p>En lugar de confiar en las ruedas neum\u00e1ticas, propensas a fallar en entornos dif\u00edciles, nos propusimos desarrollar una rueda flexible sin aire, con amortiguaci\u00f3n pasiva, ligera y fabricable mediante t\u00e9cnicas aditivas. El proyecto result\u00f3 ser mucho m\u00e1s que el dise\u00f1o de un componente: se convirti\u00f3 en un estudio de caso sobre la toma de decisiones en ingenier\u00eda, la iteraci\u00f3n del dise\u00f1o y la colaboraci\u00f3n en la fabricaci\u00f3n en el mundo real.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class=\"wp-block-image__wrap\"><img decoding=\"async\" width=\"1024\" height=\"682\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/close-up-erc-mars-yard-1024x682.jpg\" alt=\"Close-up of the ERC Mars Yard\" class=\"wp-image-112346\" srcset=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/close-up-erc-mars-yard-1024x682.jpg 1024w, https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/close-up-erc-mars-yard-300x200.jpg 300w, https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/close-up-erc-mars-yard-768x511.jpg 768w, https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/close-up-erc-mars-yard.jpg 1164w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/close-up-erc-mars-yard.jpg\" data-fancybox=\"gallery-114546\" data-caption=\"Primer plano del ERC Mars Yard\" aria-label=\"Open full image\"><img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/close-up-erc-mars-yard.jpg\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"\" loading=\"lazy\" decoding=\"async\"><svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n               <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"\/>\r\n             <\/svg><\/a><\/div><figcaption class=\"wp-element-caption\">Primer plano del ERC Mars Yard<\/figcaption><\/figure>\n\n\n<h2 class=\"wp-block-heading\" id=\"h-tres-conceptos-tres-filosofias\"><strong>Tres conceptos, tres filosof\u00edas<\/strong><\/h2>\n\n\n<p>Empezamos desarrollando tres conceptos de dise\u00f1o distintos, cada uno de los cuales exploraba diferentes estrategias estructurales y combinaciones de materiales. Para cumplir los requisitos de la competici\u00f3n, un di\u00e1metro m\u00e1ximo de rueda de 220 mm y la capacidad de soportar una carga vertical de 120 N, evaluamos cada concepto mediante un modelado CAD detallado y un an\u00e1lisis de elementos finitos (FEA). El rendimiento se evalu\u00f3 en funci\u00f3n del factor de seguridad, el peso, la posibilidad de fabricaci\u00f3n y la deformaci\u00f3n de la estructura bajo carga.<\/p>\n\n\n<div class=\"custom-table-block table-with-white-space\" id=\"table-id-416\" >\r\n\t<div class=\"search-input-wrapper\">\r\n\t\t<svg width=\"16\" height=\"16\" viewBox=\"0 0 16 16\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\r\n\t\t\t<path d=\"M15.7812 13.833L12.6659 10.7177C12.5252 10.5771 12.3346 10.499 12.1347 10.499H11.6253C12.4877 9.39596 13.0002 8.00859 13.0002 6.49937C13.0002 2.90909 10.0911 0 6.50083 0C2.91056 0 0.00146484 2.90909 0.00146484 6.49937C0.00146484 10.0896 2.91056 12.9987 6.50083 12.9987C8.01006 12.9987 9.39742 12.4863 10.5004 11.6239V12.1332C10.5004 12.3332 10.5786 12.5238 10.7192 12.6644L13.8345 15.7797C14.1282 16.0734 14.6032 16.0734 14.8938 15.7797L15.778 14.8954C16.0718 14.6017 16.0718 14.1267 15.7812 13.833ZM6.50083 10.499C4.29167 10.499 2.50122 8.71165 2.50122 6.49937C2.50122 4.29021 4.28855 2.49976 6.50083 2.49976C8.70999 2.49976 10.5004 4.28708 10.5004 6.49937C10.5004 8.70852 8.71311 10.499 6.50083 10.499Z\" fill=\"#476175\"\/>\r\n\t\t<\/svg>\r\n\t\t<input type=\"search\" class=\"table-search-input\" id=\"table-search-416\" placeholder=\"B\u00fasqueda en la tabla\">\r\n\t<\/div>\t\r\n\t<div class=\"table-wrapper\">\r\n\t\t<table style=\"border-collapse: collapse;width: 100%;height: 168px\">\n<tbody>\n<tr style=\"height: 72px\">\n<td style=\"width: 25%;height: 72px\"><strong>Concepto<\/strong><\/td>\n<td style=\"width: 25%;height: 72px\"><strong>1. N\u00facleo r\u00edgido + capa exterior flexible<\/strong><\/td>\n<td style=\"width: 25%;height: 72px\"><strong>2. Panal de una sola pieza<\/strong><\/td>\n<td style=\"width: 25%;height: 72px\"><strong>3. Conjunto modular con dientes de bloqueo<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 24px\">\n<td style=\"width: 25%;height: 24px\"><strong>Descripci\u00f3n<\/strong><\/td>\n<td style=\"width: 25%;height: 24px\">Este dise\u00f1o combinaba un n\u00facleo de ABS con una capa exterior de TPU, conectados mediante un ajuste de interferencia, como un neum\u00e1tico convencional sobre una llanta.<\/td>\n<td style=\"width: 25%;height: 24px\">Un dise\u00f1o de TPU de un solo material y una sola pieza que utiliza una estructura de panal hexagonal para una resistencia uniforme y una masa reducida.<\/td>\n<td style=\"width: 25%;height: 24px\">Tambi\u00e9n de doble material (TPU + ABS), pero con la capa exterior unida al n\u00facleo mediante dientes entrelazados, lo que facilita el mantenimiento.<\/td>\n<\/tr>\n<tr style=\"height: 24px\">\n<td style=\"width: 25%;height: 24px\"><strong>Masa<\/strong><\/td>\n<td style=\"width: 25%;height: 24px\">1,290 kg<\/td>\n<td style=\"width: 25%;height: 24px\">1,095 kg<\/td>\n<td style=\"width: 25%;height: 24px\">1,043 kg<\/td>\n<\/tr>\n<tr style=\"height: 24px\">\n<td style=\"width: 25%;height: 24px\"><strong>Factor de seguridad efectivo<\/strong><\/td>\n<td style=\"width: 25%;height: 24px\">7,5 (con una hip\u00f3tesis conservadora de 0,5x aplicada a las piezas impresas)<\/td>\n<td style=\"width: 25%;height: 24px\">6,79<\/td>\n<td style=\"width: 25%;height: 24px\">6,22<\/td>\n<\/tr>\n<tr style=\"height: 24px\">\n<td style=\"width: 25%;height: 24px\"><strong>Ventaja\/Inconveniente<\/strong><\/td>\n<td style=\"width: 25%;height: 24px\">Tensi\u00f3n localizada y posible desgarro en la interfaz de ajuste a presi\u00f3n.<\/td>\n<td style=\"width: 25%;height: 24px\">Fabricaci\u00f3n simplificada, distribuci\u00f3n robusta de la carga, mejor control de la deformaci\u00f3n.<\/td>\n<td style=\"width: 25%;height: 24px\">Patrones de deformaci\u00f3n desiguales y riesgos de concentraci\u00f3n de tensiones por aristas vivas.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\t<\/div>\r\n<\/div>\r\n<style>\r\n\t.custom-table-block table{\r\n\t\theight: initial!important;\r\n\t}\r\n\t.search-input-wrapper{\r\n\t\tposition: relative;\r\n\t\tmargin-bottom: 24px;\r\n\t}\r\n\t.search-input-wrapper svg{\r\n\t\tposition: absolute;\r\n\t\ttop:50%;\r\n\t\tleft:12px;\r\n\t\ttransform: translateY(-50%);\r\n\t}\r\n\t.table-search-input{\r\n\t\tpadding: 0 0 0 40px;\r\n\t\tborder:1px solid #C1CAD1;\r\n\t\theight: 44px;\r\n\t\twidth: 201px;\r\n\t\tcolor:#092C47;\r\n\t\tfont-family: Open Sans;\r\n\t\tfont-size: 16px;\r\n\t\tfont-weight: 400;\r\n\t\tline-height: 24px;\r\n\t\tletter-spacing: 0em;\r\n\t\ttext-align: left;\r\n\t}\r\n\t.table-search-input::placeholder{\r\n\t\tcolor:#092C47;\r\n\t}\r\n\t\r\n\t.custom-table-block thead th{\r\n\t\ttext-align: left;\r\n\t\twhite-space:nowrap;\r\n\t}\r\n\t\r\n\t.custom-table-block thead{\r\n\t\tmargin-bottom: 14px;\r\n\t}\r\n\r\n\t.custom-table-block tbody tr:nth-child(odd){\r\n\t\tbackground-color: #F6F9FF;\r\n\t}\r\n\r\n\t.custom-table-block tbody, .custom-table-block thead, .custom-table-block tr, .custom-table-block td, .custom-table-block th{\r\n\t\theight: initial!important;\r\n\t}\r\n\t\r\n\t.custom-table-block tbody td{\r\n\t\tcolor:#092C47;\r\n\t\tfont-family: Open Sans;\r\n\t\tfont-size: 16px;\r\n\t\tfont-weight: 400;\r\n\t\tline-height: 24px;\r\n\t\tletter-spacing: 0em;\r\n\t\ttext-align: left;\r\n\t\tpadding: 7px;\r\n\t}\r\n\t\r\n\t.custom-table-block thead th{\r\n\t\tfont-family: Open Sans;\r\n\t\tfont-size: 16px;\r\n\t\tfont-weight: 700;\r\n\t\tline-height: 24px;\r\n\t\tletter-spacing: 0em;\r\n\t\ttext-align: left;\r\n\t\tcolor:#092C47;\r\n\t\tposition: relative;\r\n\t}\r\n\t.custom-table-block thead th:after{\r\n\t\tcontent:\"\";\r\n\t\tdisplay: inline-block;\r\n\t\tbackground-image: url(\"data:image\/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http:\/\/www.w3.org\/2000\/svg'%3E%3Cpath 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class=\"swiper-wrapper\">\r\n                                                <div class=\"swiper-slide\">\r\n                                <div class=\"wp-block-image__wrap\">\r\n                                    <img decoding=\"async\"  src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/concept-1-cad.png\" alt=\"Concept 1 CAD (left) and \"\r\n                                    >\r\n                                    <a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/concept-1-cad.png\" data-fancybox=\"gallery\" data-caption=\"CAD del Concepto 1\u00a0 (izquierda) y an\u00e1lisis transversal del Concepto 1 (derecha)\" aria-label=\"Open full image\">\r\n                                        <img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/concept-1-cad.png\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"Concept 1 CAD (left) and \" loading=\"lazy\" decoding=\"async\">\r\n                                        <svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n                                            <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"><\/path>\r\n                                        <\/svg>\r\n                                    <\/a>\r\n                                <\/div>\r\n                                <div class=\"article-slider-text\">\r\n                                    <p>CAD del Concepto 1\u00a0 (izquierda) y an\u00e1lisis transversal del Concepto 1 (derecha)<\/p>\n                                <\/div>\r\n                            <\/div>\r\n                            \r\n                                                        <div class=\"swiper-slide\">\r\n                                <div class=\"wp-block-image__wrap\">\r\n                                    <img decoding=\"async\"  src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/fea-study-of-concept-1.png\" alt=\"FEA study of Concept 1\"\r\n                                    >\r\n                                    <a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/fea-study-of-concept-1.png\" data-fancybox=\"gallery\" data-caption=\"Estudio de elementos finitos del Concepto 1\" aria-label=\"Open full image\">\r\n                                        <img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/fea-study-of-concept-1.png\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"FEA study of Concept 1\" loading=\"lazy\" decoding=\"async\">\r\n                                        <svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n                                            <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"><\/path>\r\n                                        <\/svg>\r\n                                    <\/a>\r\n                                <\/div>\r\n                                <div class=\"article-slider-text\">\r\n                                    <p>Estudio de elementos finitos del Concepto 1<\/p>\n                                <\/div>\r\n                            <\/div>\r\n                            \r\n                                                        <div class=\"swiper-slide\">\r\n                                <div class=\"wp-block-image__wrap\">\r\n                                    <img decoding=\"async\"  src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/concept-2-cad.png\" alt=\"Concept 2 CAD\"\r\n                                    >\r\n                                    <a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/concept-2-cad.png\" data-fancybox=\"gallery\" data-caption=\"CAD del Concepto 2\" aria-label=\"Open full image\">\r\n                                        <img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/concept-2-cad.png\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"Concept 2 CAD\" loading=\"lazy\" decoding=\"async\">\r\n                                        <svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n                                            <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"><\/path>\r\n                                        <\/svg>\r\n                                    <\/a>\r\n                                <\/div>\r\n                                <div class=\"article-slider-text\">\r\n                                    <p>CAD del Concepto 2<\/p>\n                                <\/div>\r\n                            <\/div>\r\n                            \r\n                                                        <div class=\"swiper-slide\">\r\n                                <div class=\"wp-block-image__wrap\">\r\n                                    <img decoding=\"async\"  src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/fea-study-of-concept-2.png\" alt=\"FEA study of Concept 2\"\r\n                                    >\r\n                                    <a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/fea-study-of-concept-2.png\" data-fancybox=\"gallery\" data-caption=\"Estudio elementos finitos del Concepto 2\" aria-label=\"Open full image\">\r\n                                        <img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/fea-study-of-concept-2.png\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"FEA study of Concept 2\" loading=\"lazy\" decoding=\"async\">\r\n                                        <svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n                                            <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"><\/path>\r\n                                        <\/svg>\r\n                                    <\/a>\r\n                                <\/div>\r\n                                <div class=\"article-slider-text\">\r\n                                    <p>Estudio elementos finitos del Concepto 2<\/p>\n                                <\/div>\r\n                            <\/div>\r\n                            \r\n                                                        <div class=\"swiper-slide\">\r\n                                <div class=\"wp-block-image__wrap\">\r\n                                    <img decoding=\"async\"  src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/concept-3-cad.png\" alt=\"Concept 3 CAD\"\r\n                                    >\r\n                                    <a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/concept-3-cad.png\" data-fancybox=\"gallery\" data-caption=\"CAD del Concepto 3\" aria-label=\"Open full image\">\r\n                                        <img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/concept-3-cad.png\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"Concept 3 CAD\" loading=\"lazy\" decoding=\"async\">\r\n                                        <svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n                                            <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"><\/path>\r\n                                        <\/svg>\r\n                                    <\/a>\r\n                                <\/div>\r\n                                <div class=\"article-slider-text\">\r\n                                    <p>CAD del Concepto 3<\/p>\n                                <\/div>\r\n                            <\/div>\r\n                            \r\n                                                        <div class=\"swiper-slide\">\r\n                                <div class=\"wp-block-image__wrap\">\r\n                                    <img decoding=\"async\"  src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/fea-study-of-concept-3.png\" alt=\"FEA study of Concept 3\"\r\n                                    >\r\n                                    <a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/fea-study-of-concept-3.png\" data-fancybox=\"gallery\" data-caption=\"Estudio elementos finitos del Concepto 3\" aria-label=\"Open full image\">\r\n                                        <img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/fea-study-of-concept-3.png\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"FEA study of Concept 3\" loading=\"lazy\" decoding=\"async\">\r\n                                        <svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n                                            <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"><\/path>\r\n                                        <\/svg>\r\n                                    <\/a>\r\n                                <\/div>\r\n                                <div class=\"article-slider-text\">\r\n                                    <p>Estudio elementos finitos del Concepto 3<\/p>\n                                <\/div>\r\n                            <\/div>\r\n                            \r\n                                            <\/div>\r\n            <\/div>\r\n            <div thumbsSlider=\"\" class=\"swiper mySwiper article-slider-list\">\r\n                <div class=\"swiper-wrapper\">\r\n                                            <div class=\"swiper-slide\">\r\n                            <img decoding=\"async\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/concept-1-cad.png\" alt=\"Concept 1 CAD (left) and \">\r\n                        <\/div>\r\n                                                <div class=\"swiper-slide\">\r\n                            <img decoding=\"async\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/fea-study-of-concept-1.png\" alt=\"FEA study of Concept 1\">\r\n                        <\/div>\r\n                                                <div class=\"swiper-slide\">\r\n                            <img decoding=\"async\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/concept-2-cad.png\" alt=\"Concept 2 CAD\">\r\n                        <\/div>\r\n                                                <div class=\"swiper-slide\">\r\n                            <img decoding=\"async\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/fea-study-of-concept-2.png\" alt=\"FEA study of Concept 2\">\r\n                        <\/div>\r\n                                                <div class=\"swiper-slide\">\r\n                            <img decoding=\"async\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/concept-3-cad.png\" alt=\"Concept 3 CAD\">\r\n                        <\/div>\r\n                                                <div class=\"swiper-slide\">\r\n                            <img decoding=\"async\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/fea-study-of-concept-3.png\" alt=\"FEA study of Concept 3\">\r\n                        <\/div>\r\n                                        <\/div>\r\n            <\/div>\r\n        <\/div>\r\n    <\/section>\r\n    \n\n\n<p>Tras evaluar las opciones mediante una matriz de decisi\u00f3n ponderada, seleccionamos el Concepto 2 para seguir desarroll\u00e1ndolo. Su mayor facilidad de fabricaci\u00f3n y su respuesta estructural coherente lo convirtieron en el mejor candidato. El dise\u00f1o limpio y monomaterial tambi\u00e9n encajaba bien con los m\u00e9todos de fabricaci\u00f3n aditiva, y validamos su viabilidad desde el principio utilizando <a href=\"https:\/\/get.xometry.eu\/?locale=es\">el generador de presupuestos instant\u00e1neos<\/a>.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"h-de-las-especificaciones-preliminares-al-cad-final\"><strong>De las especificaciones preliminares al CAD final<\/strong><\/h2>\n\n\n<p>Una vez seleccionado el Concepto 2, refinamos el dise\u00f1o para cumplir una serie de estrictos requisitos funcionales:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Di\u00e1metro m\u00e1ximo de la rueda<\/strong>: 220 mm<\/li>\n\n\n\n<li><strong>Capacidad de carga<\/strong>: 120 N<\/li>\n\n\n\n<li><strong>Interfaz del motor<\/strong>: cavidad empotrada para minimizar el brazo de momento<\/li>\n\n\n\n<li><strong>Textura<\/strong>: banda de rodadura para tracci\u00f3n<\/li>\n\n\n\n<li><strong>Cobertura<\/strong>: cubiertas parciales para bloquear la suciedad<\/li>\n\n\n\n<li><strong>Flexibilidad<\/strong>: deformaci\u00f3n el\u00e1stica para la amortiguaci\u00f3n<\/li>\n\n\n\n<li>Fabricaci\u00f3n en una sola pieza para minimizar los puntos de fallo.<\/li>\n<\/ul>\n\n\n\n<p>El CAD resultante integr\u00f3 una carcasa completa para el eje del motor, conservando el n\u00facleo de nido de abeja para mayor resistencia e incorporando una banda de rodadura texturizada para mayor agarre tanto en superficies planas como inclinadas.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class=\"wp-block-image__wrap\"><img decoding=\"async\" width=\"1024\" height=\"468\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/preliminary-design-cad-1024x468.png\" alt=\"Preliminary design CAD (left) and cross-section analysis of the preliminary design (right)\" class=\"wp-image-112430\" srcset=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/preliminary-design-cad-1024x468.png 1024w, https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/preliminary-design-cad-300x137.png 300w, https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/preliminary-design-cad-768x351.png 768w, https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/preliminary-design-cad-1536x702.png 1536w, https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/preliminary-design-cad-2048x936.png 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/preliminary-design-cad-scaled.png\" data-fancybox=\"gallery-114546\" data-caption=\"Dise\u00f1o preliminar CAD (izquierda) y an\u00e1lisis de la secci\u00f3n transversal del dise\u00f1o preliminar (derecha)\" aria-label=\"Open full image\"><img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/preliminary-design-cad-scaled.png\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"\" loading=\"lazy\" decoding=\"async\"><svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n               <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"\/>\r\n             <\/svg><\/a><\/div><figcaption class=\"wp-element-caption\">Dise\u00f1o preliminar CAD (izquierda) y an\u00e1lisis de la secci\u00f3n transversal del dise\u00f1o preliminar (derecha)<\/figcaption><\/figure>\n\n\n\n<p>Para validar nuestro enfoque y seleccionar los par\u00e1metros finales de fabricaci\u00f3n, nos pusimos en contacto con los ingenieros de Xometry para una revisi\u00f3n profesional del dise\u00f1o. Sus comentarios llevaron el proyecto al siguiente nivel:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Entramado revisado<\/strong>: nuestro dise\u00f1o inicial mostraba una deformaci\u00f3n desigual en toda la circunferencia. Los ingenieros recomendaron una disposici\u00f3n m\u00e1s sim\u00e9trica y radial de los puntales internos, inspirada en <a href=\"https:\/\/www.michelin.fr\/why-michelin\/sustainability\/prototype-michelin-uptis\">el prototipo Uptis de Michelin<\/a>.<\/li>\n\n\n\n<li><strong>Retirada de la cubierta antipolvo<\/strong>: las cubiertas parciales corr\u00edan el riesgo de atrapar polvo fino y grava. Un dise\u00f1o totalmente abierto lo eliminar\u00eda y mejorar\u00eda la est\u00e9tica.<\/li>\n\n\n\n<li><strong>Optimizaci\u00f3n de la banda de rodadura<\/strong>: redujimos la altura de la banda de rodadura y cambiamos a un dibujo sim\u00e9trico para favorecer la conducci\u00f3n bidireccional y reducir el desgaste.<\/li>\n\n\n\n<li><strong>Ajuste de la dureza del material<\/strong>: se aconsej\u00f3 Shore A &gt;70 para equilibrar la suavidad y el soporte estructural. El TPU EOS 1301 (Shore 86A) fue la elecci\u00f3n final: ideal para la amortiguaci\u00f3n de impactos, resistente a los rayos UV y compatible con el sinterizado selectivo por l\u00e1ser (SLS).<\/li>\n<\/ul>\n\n\n\n<p>Toda esta informaci\u00f3n se incorpor\u00f3 a nuestro dise\u00f1o CAD final, que presentaba un entramado interno uniforme, la integraci\u00f3n del soporte del motor y un dibujo sim\u00e9trico de la banda de rodadura. El guardapolvo parcial se elimin\u00f3 por completo.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class=\"wp-block-image__wrap\"><img decoding=\"async\" width=\"2560\" height=\"1037\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/final-cad-design-edited-scaled.png\" alt=\"Final design CAD\" class=\"wp-image-112466\" srcset=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/final-cad-design-edited-scaled.png 2560w, https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/final-cad-design-edited-300x122.png 300w, https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/final-cad-design-edited-1024x415.png 1024w, https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/final-cad-design-edited-768x311.png 768w, https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/final-cad-design-edited-1536x622.png 1536w, https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/final-cad-design-edited-2048x830.png 2048w\" sizes=\"(max-width: 2560px) 100vw, 2560px\" \/><a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/final-cad-design-edited-scaled.png\" data-fancybox=\"gallery-114546\" data-caption=\"Dise\u00f1o final CAD\" aria-label=\"Open full image\"><img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/final-cad-design-edited-scaled.png\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"\" loading=\"lazy\" decoding=\"async\"><svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n               <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"\/>\r\n             <\/svg><\/a><\/div><figcaption class=\"wp-element-caption\">Dise\u00f1o final CAD<\/figcaption><\/figure>\n\n\n<h2 class=\"wp-block-heading\" id=\"h-fabricacion-entrega-e-integracion\"><strong>Fabricaci\u00f3n, entrega e integraci\u00f3n<\/strong><\/h2>\n\n\n<p>Con el dise\u00f1o final listo, lo subimos a la plataforma de Xometry para obtener un segundo presupuesto. TPU 1301 no aparec\u00eda en el desplegable en ese momento, as\u00ed que seleccionamos \u00abTPU\u00bb y especificamos el material exacto en los comentarios del pedido. Gracias al patrocinio del 80% de Xometry, pudimos fabricar las seis ruedas dentro de nuestro presupuesto para estudiantes.<\/p>\n\n\n\n<p>Cuando las ruedas impresas llegaron en febrero, la calidad era excepcional. El proceso SLS ofrec\u00eda la precisi\u00f3n dimensional que necesit\u00e1bamos y las piezas mostraban una flexibilidad excelente sin defectos visibles. Tras superar con \u00e9xito las pruebas de flexi\u00f3n, montamos las ruedas en el chasis del rover. La integraci\u00f3n fue perfecta: la cavidad desplazada encaj\u00f3 a la perfecci\u00f3n en el eje del motor y la estructura de nido de abeja proporcion\u00f3 la amortiguaci\u00f3n que hab\u00edamos modelado desde el principio.<\/p>\n\n\n    <section class=\"article-slider-block\">\r\n        <div class=\"article-content-wrapper\">\r\n            <!-- Swiper -->\r\n            <div class=\"swiper mySwiper2 article-slider-display\">\r\n                <div class=\"swiper-wrapper\">\r\n                                                <div class=\"swiper-slide\">\r\n                                <div class=\"wp-block-image__wrap\">\r\n                                    <img decoding=\"async\"  src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/manufactured-wheels-edited.png\" alt=\"\"\r\n                                    >\r\n                                    <a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/manufactured-wheels-edited.png\" data-fancybox=\"gallery\" data-caption=\"Rueda impresa en 3D\" aria-label=\"Open full image\"0>\r\n                                        <img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/manufactured-wheels-edited.png\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"\" loading=\"lazy\" decoding=\"async\">\r\n                                        <svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n                                            <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"><\/path>\r\n                                        <\/svg>\r\n                                    <\/a>\r\n                                <\/div>\r\n                                <div class=\"article-slider-text\">\r\n                                    <p>Rueda impresa en 3D<\/p>\n                                <\/div>\r\n                            <\/div>\r\n                            \r\n                                                        <div class=\"swiper-slide\">\r\n                                <div class=\"wp-block-image__wrap\">\r\n                                    <img decoding=\"async\"  src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/3d-printed-wheel-ucl.png\" alt=\"\"\r\n                                    >\r\n                                    <a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/3d-printed-wheel-ucl.png\" data-fancybox=\"gallery\" data-caption=\"Rueda impresa en 3D\" aria-label=\"Open full image\"1>\r\n                                        <img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/3d-printed-wheel-ucl.png\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"\" loading=\"lazy\" decoding=\"async\">\r\n                                        <svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n                                            <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"><\/path>\r\n                                        <\/svg>\r\n                                    <\/a>\r\n                                <\/div>\r\n                                <div class=\"article-slider-text\">\r\n                                    <p>Rueda impresa en 3D<\/p>\n                                <\/div>\r\n                            <\/div>\r\n                            \r\n                                                        <div class=\"swiper-slide\">\r\n                                <div class=\"wp-block-image__wrap\">\r\n                                    <img decoding=\"async\"  src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/rover-3d-printed-wheels-ucl.png\" alt=\"\"\r\n                                    >\r\n                                    <a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/rover-3d-printed-wheels-ucl.png\" data-fancybox=\"gallery\" data-caption=\"Rover con rueda impresa en 3D\" aria-label=\"Open full image\"2>\r\n                                        <img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/rover-3d-printed-wheels-ucl.png\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"\" loading=\"lazy\" decoding=\"async\">\r\n                                        <svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n                                            <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"><\/path>\r\n                                        <\/svg>\r\n                                    <\/a>\r\n                                <\/div>\r\n                                <div class=\"article-slider-text\">\r\n                                    <p>Rover con rueda impresa en 3D<\/p>\n                                <\/div>\r\n                            <\/div>\r\n                            \r\n                                            <\/div>\r\n            <\/div>\r\n            <div thumbsSlider=\"\" class=\"swiper mySwiper article-slider-list\">\r\n                <div class=\"swiper-wrapper\">\r\n                                            <div class=\"swiper-slide\">\r\n                            <img decoding=\"async\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/manufactured-wheels-edited.png\" alt=\"\">\r\n                        <\/div>\r\n                                                <div class=\"swiper-slide\">\r\n                            <img decoding=\"async\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/3d-printed-wheel-ucl.png\" alt=\"\">\r\n                        <\/div>\r\n                                                <div class=\"swiper-slide\">\r\n                            <img decoding=\"async\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/06\/rover-3d-printed-wheels-ucl.png\" alt=\"\">\r\n                        <\/div>\r\n                                        <\/div>\r\n            <\/div>\r\n        <\/div>\r\n    <\/section>\r\n    \n\n<h2 class=\"wp-block-heading\" id=\"h-lecciones-de-ingenieria-mas-alla-del-aula\"><strong>Lecciones de ingenier\u00eda m\u00e1s all\u00e1 del aula<\/strong><\/h2>\n\n\n<p>Este proyecto fue m\u00e1s que un ejercicio de dise\u00f1o: fue un curso intensivo de ingenier\u00eda en el mundo real. Lo m\u00e1s importante:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>La simetr\u00eda estructural es importante<\/strong>: los patrones irregulares conducen a un comportamiento impredecible. La adopci\u00f3n de principios probados de simetr\u00eda radial dio como resultado una rueda m\u00e1s segura y fiable.<\/li>\n\n\n\n<li><strong>La geometr\u00eda de la banda de rodadura no es s\u00f3lo est\u00e9tica<\/strong>: hay que evaluar cuidadosamente el equilibrio entre agarre, desgaste y fabricabilidad.<\/li>\n\n\n\n<li><strong>La dureza Shore es cr\u00edtica<\/strong>: la flexibilidad sin colapso estructural es una l\u00ednea muy fina. La selecci\u00f3n de materiales puede ser decisiva.<\/li>\n\n\n\n<li><strong>Las limitaciones de fabricaci\u00f3n deben integrarse desde el principio<\/strong>: la colaboraci\u00f3n con proveedores como Xometry nos ense\u00f1\u00f3 a dise\u00f1ar para la realidad, no solo para la pantalla.<\/li>\n<\/ul>\n\n\n\n<p>De cara al futuro, estas ruedas se someter\u00e1n a m\u00e1s pruebas sobre el terreno mientras nos preparamos para el ERC. Pero independientemente del resultado de la competici\u00f3n, ya hemos conseguido fabricar un componente que cumple los requisitos t\u00e9cnicos, que se ha entregado a trav\u00e9s de canales profesionales y que nos ha ense\u00f1ado lecciones que la mayor\u00eda de los ingenieros solo aprenden sobre el terreno.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-alpha-channel-opacity has-background\" style=\"background-color:#f5f7f8;color:#f5f7f8\" \/>\n\n\n\n<p><strong>\u00bfQu\u00e9 habr\u00eda hecho de forma diferente? \u00bfSe ha enfrentado alguna vez a un dise\u00f1o como \u00e9ste, en el que el rendimiento depende por completo de la geometr\u00eda y los materiales? <\/strong>Comparta sus ideas a continuaci\u00f3n.<\/p>\n","protected":false},"author":50,"featured_media":113999,"comment_status":"open","ping_status":"closed","template":"","c-tag-stories":[2256],"global-tag":[493],"class_list":["post-114546","stories","type-stories","status-publish","has-post-thumbnail","hentry","c-tag-stories-aerospace-es","global-tag-impresion-3d"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.7 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>C\u00f3mo dise\u00f1amos un neum\u00e1tico flexible sin aire| Xometry Pro<\/title>\n<meta name=\"description\" content=\"Con el equipo de la UCLR, estamos dise\u00f1ando un rover capaz de realizar misiones aut\u00f3nomas en una superficie marciana simulada.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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