{"id":508,"date":"2014-10-09T21:07:27","date_gmt":"2014-10-09T21:07:27","guid":{"rendered":"http:\/\/fotopohotovost.cz\/?p=508"},"modified":"2014-10-09T21:07:27","modified_gmt":"2014-10-09T21:07:27","slug":"prvni-tisky-s-rebel-2-problemy-a-reseni","status":"publish","type":"post","link":"https:\/\/loudat.cz\/kublog\/2014\/10\/09\/prvni-tisky-s-rebel-2-problemy-a-reseni\/","title":{"rendered":"Prvn\u00ed tisky s REBEL 2, probl\u00e9my a \u0159e\u0161en\u00ed"},"content":{"rendered":"

Bylo jasn\u00e9, \u017ee s doma postavenou 3D tisk\u00e1rnou se nebude tisknout na prvn\u00ed dobrou. Nicm\u00e9n\u011b u\u017e to, \u017ee „n\u011bjak“ tiskne, je pozitivn\u00ed a vzhledem k tomu, \u017ee jsem ji postavil i j\u00e1, je jasn\u00e9, \u017ee to zvl\u00e1dne kdokoli.<\/p>\n

\"2014-10-09<\/a>3D printer REBEL 2 kout<\/em><\/p>\n

Po men\u0161\u00ed \u00faprav\u011b hotbedov\u00e9ho stolku (pro jednodu\u0161\u0161\u00ed kalibraci v\u00fd\u0161ky) jsem se jal \u0159e\u0161it podivn\u00fd probl\u00e9m s nah\u0159\u00edv\u00e1n\u00edm hotbedu. Nach\u00e1zel jsem se ve f\u00e1zi, kdy na pot\u0159ebnou teplotu cca 115\u00b0C se stolek oh\u0159\u00edval \u010dtvrthodinu a zvl\u00e1\u0161\u0165 posledn\u00ed stupn\u011b mu d\u011blaly velk\u00e9 probl\u00e9my. V t\u00e9 chv\u00edli jsem pou\u017e\u00edval ATX zdroje ze star\u0161\u00edho po\u010d\u00edta\u010de, \u00a0\u0159\u00edkal jsem si, \u017ee prost\u011b p\u0159i odb\u011bru nad 10A avizovan\u00e9 nap\u011bt\u00ed neudr\u017e\u00ed a heatbedu to nesta\u010d\u00ed.\u00a0Proto jsem se rozhodl koupit po\u0159\u00e1dn\u00fd, pr\u016fmyslov\u00fd zdroj. Jde o\u00a0http:\/\/wifi.aspa.cz\/prumyslovy-zdroj-12v-200w-spinany-hs-200-12-carspa-z104216\/\u00a0<\/a>\u00a0Mus\u00edm \u0159\u00edct, \u017ee je fakt par\u00e1dn\u00ed. Tich\u00fd (pasivn\u00ed chlazen\u00ed) a v\u00fdkonem bohat\u011b sta\u010d\u00ed.<\/p>\n

\"2014-10-07<\/a>pou\u017eit\u00ed pru\u017einy a k\u0159\u00eddlov\u00e9 matky pro pohodln\u00e9 nastavov\u00e1n\u00ed v\u00fd\u0161ky heatbedu<\/em><\/p>\n

\"2014-10-07<\/a>nov\u00fd zdroj pro 3D tisk\u00e1rnu<\/em><\/p>\n

Po instalaci zdroje se v\u0161ak heatbed nah\u0159\u00e1l maxim\u00e1ln\u011b na 80\u00b0C, dioda zhasla a nazdar. OK, juknul jsem na forum www.rebelove.org<\/a>\u00a0a za\u010dal postupn\u011b odstra\u0148ovat probl\u00e9my. Jako prvn\u00ed jsem po\u0159\u00e1dn\u011b ut\u00e1hl kabely. +5\u00b0C, pot\u00e9 to sam\u00e9. Dobr\u00e1. V\u011bd\u011bl jsem, \u017ee budu na zdroj tisknout stoj\u00e1nek na tisk\u00e1rnu a \u017ee budu pot\u0159ebovat n\u011bjak\u00e9 konektory, vyp\u00edna\u010de apod. tak jsem se vydal do Kontaktu (jedin\u00e1 pou\u017eiteln\u00e1 prodejna elektrosou\u010d\u00e1stek v \u010c. Bud\u011bjovic\u00edch). Zde jsem koupil pot\u0159ebn\u00e9 prkotiny a hlavn\u011b dva po\u0159\u00e1dn\u00e9 kabely. 4mm flexibiln\u00ed, obl\u00edben\u00e9 u model\u00e1\u0159\u016f pro svou pru\u017enost.<\/p>\n

\"2014-10-08<\/a>bal\u00ed\u010dek z Kontaktu<\/em><\/p>\n

Heatbed se za\u010dal velmi rychle nah\u0159\u00edvat, ale s teplotou to bylo podobn\u00e9. Vym\u011bnil jsem proto svorkovnici na Ramps 1.4 za odoln\u011bj\u0161\u00ed (pro jistotu) a hlavn\u011b s lep\u0161\u00edm mechanismem fixace\u00a0vodi\u010d\u016f. Pak jsem zlikvidoval (a p\u0159emostil) ob\u011b vratn\u00e9 pojistky na Ramps, proto\u017ee to byl k\u00e1men \u00farazu, p\u0159i t\u011bch velk\u00fdch proudech se p\u0159\u00edli\u0161 brzy aktivovaly. Pr\u016fmyslov\u00fd zdroj m\u00e1 sv\u00e9 vlastn\u00ed ochrany, nen\u00ed se tedy \u010deho ob\u00e1vat. No a posledn\u00ed slab\u00fd \u010dl\u00e1nek Ramps byl Mosfet (tranzistor, kter\u00fd sp\u00edn\u00e1 dle pot\u0159eby nap\u00e1jen\u00ed hotbedu). Velmi rychle se zah\u0159\u00e1l, a\u017e to vedlo k jeho smrti. Mal\u00e1 v\u00fdhoda je, \u017ee ho m\u016f\u017eete z desky vyt\u00e1hnout bez p\u00e1jen\u00ed \ud83d\ude42 Nahradil jsem ho doporu\u010den\u00fdm lehce p\u0159edimenzovan\u00fdm (tak akor\u00e1t) \u00a0IRL 3803 a bylo po probl\u00e9mu.<\/p>\n

\"2014-10-09<\/a>za nah\u00fdm Mosfetem je vid\u011bt nov\u00fd s chladi\u010dem<\/em><\/p>\n

\"2014-09-22<\/a> \"2014-10-09<\/a>p\u0159ed a po \u00faprav\u00e1ch<\/em><\/p>\n

Z graf\u016f je z\u0159ejm\u00e9, \u017ee p\u0159ed \u00fapravami se heatbed nah\u0159\u00e1l b\u011bhem dvou minut o 20\u00b0C, po \u00faprav\u00e1ch o 50\u00b0C! Snad v\u0161e vydr\u017e\u00ed a po\u0161lape jak m\u00e1 \ud83d\ude42<\/p>\n","protected":false},"excerpt":{"rendered":"

Bylo jasn\u00e9, \u017ee s doma postavenou 3D tisk\u00e1rnou se nebude tisknout na prvn\u00ed dobrou. Nicm\u00e9n\u011b u\u017e to, \u017ee „n\u011bjak“ tiskne, je pozitivn\u00ed a vzhledem k tomu, \u017ee jsem ji postavil…<\/p>\n","protected":false},"author":1,"featured_media":509,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[9],"tags":[20,54,72,84,86],"class_list":["post-508","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-3d-tisk","tag-3d-printer","tag-heatbed","tag-mosfet","tag-ramps","tag-rebel2"],"_links":{"self":[{"href":"https:\/\/loudat.cz\/kublog\/wp-json\/wp\/v2\/posts\/508","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/loudat.cz\/kublog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/loudat.cz\/kublog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/loudat.cz\/kublog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/loudat.cz\/kublog\/wp-json\/wp\/v2\/comments?post=508"}],"version-history":[{"count":0,"href":"https:\/\/loudat.cz\/kublog\/wp-json\/wp\/v2\/posts\/508\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/loudat.cz\/kublog\/wp-json\/wp\/v2\/media\/509"}],"wp:attachment":[{"href":"https:\/\/loudat.cz\/kublog\/wp-json\/wp\/v2\/media?parent=508"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/loudat.cz\/kublog\/wp-json\/wp\/v2\/categories?post=508"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/loudat.cz\/kublog\/wp-json\/wp\/v2\/tags?post=508"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}