{"id":160,"date":"2020-02-02T16:04:14","date_gmt":"2020-02-02T15:04:14","guid":{"rendered":"http:\/\/www.courat.fr\/makerzblog\/?p=160"},"modified":"2020-11-11T02:09:15","modified_gmt":"2020-11-11T01:09:15","slug":"cnc-js-casses-et-recos","status":"publish","type":"post","link":"https:\/\/www.courat.fr\/makerzblog\/2020\/02\/02\/cnc-js-casses-et-recos\/","title":{"rendered":"CNC.JS, Casses et Recos"},"content":{"rendered":"\n<p>En vrac dans cet article : des valeurs, des critiques sur les types de pointes, des recommendations \u00e0 la con mais tellement vraies et un outil tout beau tout JS (et j&rsquo;en ai pas honte)&#8230; <\/p>\n\n\n\n<!--more-->\n\n\n\n<p>Alors d\u00e9j\u00e0&#8230; <\/p>\n\n\n\n<p>Les pointes Javelot \u00e9paisseur 0.1mm, angle 10\u00b0, vendues avec la CNC&#8230; tr\u00e8s sympa, mais ne pardonnent pas : us\u00e9es d\u00e8s la premi\u00e8re gravure, cass\u00e9es \u00e0 la moindre fausse manip. On se retrouve \u00e0 m\u00e2chouiller la plaque de cuivre plut\u00f4t que de la graver. Donc en attenant de g\u00e9rer un peu plieux, j&rsquo;ai d\u00e9cid\u00e9 d&rsquo;aller chercher un autre type de pointe, plus robuste. <\/p>\n\n\n\n<p>J&rsquo;ai donc achet\u00e9 une fraise 1 dent, 25\u00b0, 0.1mm. Super, mais je l&rsquo;ai cass\u00e9e en oubliant de mettre la 2e pince croco pour un Z-Probe. Fatal&#8230; <\/p>\n\n\n\n<p>Morale : attends de savoir graver avant de t&rsquo;acheter des pointes \u00e0 15 balles pi\u00e8ce !<\/p>\n\n\n\n<p>Autre chose&#8230; pour une pointe javelot telle que d\u00e9crite ci-dessus, j&rsquo;ai finalement ramass\u00e9 les infos suivantes : <\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>0.1mm de profondeur de gravure, c&rsquo;est trop : casse de la pointe garantie. <\/li><li>0.05mm de profondeur de coupe, c&rsquo;est bien mais pas assez pour garantir une gravure propre, malgr\u00e9 l&rsquo;auto-level que j&rsquo;ai r\u00e9ussi \u00e0 mettre en oeuvre (logiciel, l&rsquo;auto-level). Par contre, quand \u00e7a enl\u00e8ve compl\u00e8tement le cuivre, c&rsquo;est propre. c&rsquo;est d\u00e9j\u00e0 \u00e7a. <\/li><\/ul>\n\n\n\n<p>Conclusion de cette partie : on va tester <strong>une gravure \u00e0 0.1mm en 2 temps avec la pointe javelot<\/strong>. <\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>un passage \u00e0 0.05mm<\/strong><\/li><li><strong>un passage \u00e0 0.1mm <\/strong><\/li><\/ul>\n\n\n\n<p>Autre petite \u00e9volution : la mise en oeuvre de CNCJS \u00e0 la place d&rsquo;Universal G-Code Sender. Tr\u00e8s bon petit outil pour piloter ma CNC sans avoir besoin d&rsquo;un fil \u00e0 la patte. D\u00e9ploy\u00e9 sur un Pi3, \u00e7a fait le job. <\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"551\" src=\"https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/image-1024x551.png\" alt=\"\" class=\"wp-image-161\" srcset=\"https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/image-1024x551.png 1024w, https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/image-300x161.png 300w, https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/image-768x413.png 768w, https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/image-1536x827.png 1536w, https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/image-2048x1102.png 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption><em>CNC.JS v1.9.20 sur un Pi3, \u00e7a d\u00e9chire dans ton navigateur&#8230;<\/em><\/figcaption><\/figure>\n\n\n\n<p>Enfin dernier point, une recommandation tellement d\u00e9bile mais tellement utile : v\u00e9rifier *<strong>r\u00e9guli\u00e8rement<\/strong>* le serrage du mandrin sur le moteur !! Le mien \u00e9tait compl\u00e8tement desserr\u00e9 d&rsquo;un c\u00f4t\u00e9, j&rsquo;ose pas imaginer les vibrations sur la pointe&#8230; l\u00e0, c&rsquo;est resserr\u00e9, et &#8230; ben d\u00e9j\u00e0, \u00e7a vibre vachement moins !!<\/p>\n\n\n\n<p>Et non seulement \u00e7a vibre vachement moins, mais en plus, le r\u00e9sultat de ces quelques am\u00e9liorations est plut\u00f4t probant ! <\/p>\n\n\n\n<figure class=\"wp-block-gallery columns-3 is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\"><ul class=\"blocks-gallery-grid\"><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/IMG_20200202_140359-1024x768.jpg\" alt=\"\" data-id=\"167\" data-full-url=\"https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/IMG_20200202_140359-scaled.jpg\" data-link=\"http:\/\/www.courat.fr\/makerzblog\/?attachment_id=167\" class=\"wp-image-167\" srcset=\"https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/IMG_20200202_140359-1024x768.jpg 1024w, https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/IMG_20200202_140359-300x225.jpg 300w, https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/IMG_20200202_140359-768x576.jpg 768w, https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/IMG_20200202_140359-1536x1152.jpg 1536w, https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/IMG_20200202_140359-2048x1536.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"blocks-gallery-item__caption\">Poussi\u00e8re d\u00e9gag\u00e9e uniform\u00e9ment sur la zone<\/figcaption><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/IMG_20200202_155703-1024x768.jpg\" alt=\"\" data-id=\"165\" data-full-url=\"https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/IMG_20200202_155703-scaled.jpg\" data-link=\"http:\/\/www.courat.fr\/makerzblog\/?attachment_id=165\" class=\"wp-image-165\" srcset=\"https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/IMG_20200202_155703-1024x768.jpg 1024w, https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/IMG_20200202_155703-300x225.jpg 300w, https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/IMG_20200202_155703-768x576.jpg 768w, https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/IMG_20200202_155703-1536x1152.jpg 1536w, https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/IMG_20200202_155703-2048x1536.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"blocks-gallery-item__caption\">On distingue clairement les pistes, c&rsquo;est \u00ab\u00a0propre\u00a0\u00bb&#8230;<\/figcaption><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/IMG_20200202_155854-1024x768.jpg\" alt=\"\" data-id=\"164\" data-full-url=\"https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/IMG_20200202_155854-scaled.jpg\" data-link=\"http:\/\/www.courat.fr\/makerzblog\/?attachment_id=164\" class=\"wp-image-164\" srcset=\"https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/IMG_20200202_155854-1024x768.jpg 1024w, https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/IMG_20200202_155854-300x225.jpg 300w, https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/IMG_20200202_155854-768x576.jpg 768w, https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/IMG_20200202_155854-1536x1152.jpg 1536w, https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/IMG_20200202_155854-2048x1536.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"blocks-gallery-item__caption\">Brut de d\u00e9coffrage apr\u00e8s aspiration : aucun ratage ?!<\/figcaption><\/figure><\/li><\/ul><\/figure>\n\n\n\n<p>Bref, on garde ces r\u00e9glages, et on voit combien de temps tient la pointe javelot avec ce traitement am\u00e9lior\u00e9 !<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/IMG_20200202_174337-1024x768.jpg\" alt=\"\" class=\"wp-image-172\" srcset=\"https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/IMG_20200202_174337-1024x768.jpg 1024w, https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/IMG_20200202_174337-300x225.jpg 300w, https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/IMG_20200202_174337-768x576.jpg 768w, https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/IMG_20200202_174337-1536x1152.jpg 1536w, https:\/\/www.courat.fr\/makerzblog\/wp-content\/uploads\/sites\/12\/2020\/02\/IMG_20200202_174337-2048x1536.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption><em>Mandrin resserr\u00e9, 1 passe \u00e0 0.05 mm et une \u00e0 0.1 mm : \u00e7a fait la diff !<\/em><\/figcaption><\/figure>\n<\/script>","protected":false},"excerpt":{"rendered":"<p>En vrac dans cet article : des valeurs, des critiques sur les types de pointes, des recommendations \u00e0 la con<\/p>\n","protected":false},"author":1,"featured_media":170,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-160","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cnc"],"_links":{"self":[{"href":"https:\/\/www.courat.fr\/makerzblog\/wp-json\/wp\/v2\/posts\/160","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.courat.fr\/makerzblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.courat.fr\/makerzblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.courat.fr\/makerzblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.courat.fr\/makerzblog\/wp-json\/wp\/v2\/comments?post=160"}],"version-history":[{"count":5,"href":"https:\/\/www.courat.fr\/makerzblog\/wp-json\/wp\/v2\/posts\/160\/revisions"}],"predecessor-version":[{"id":267,"href":"https:\/\/www.courat.fr\/makerzblog\/wp-json\/wp\/v2\/posts\/160\/revisions\/267"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.courat.fr\/makerzblog\/wp-json\/wp\/v2\/media\/170"}],"wp:attachment":[{"href":"https:\/\/www.courat.fr\/makerzblog\/wp-json\/wp\/v2\/media?parent=160"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.courat.fr\/makerzblog\/wp-json\/wp\/v2\/categories?post=160"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.courat.fr\/makerzblog\/wp-json\/wp\/v2\/tags?post=160"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}