{"id":252,"date":"2024-10-05T12:35:15","date_gmt":"2024-10-05T12:35:15","guid":{"rendered":"https:\/\/cncrush.com\/?p=252"},"modified":"2024-10-05T12:59:57","modified_gmt":"2024-10-05T12:59:57","slug":"jak-zvolit-spravnou-reznou-rychlost-pro-cnc-frezovani","status":"publish","type":"post","link":"https:\/\/cncrush.com\/cs\/jak-zvolit-spravnou-reznou-rychlost-pro-cnc-frezovani\/","title":{"rendered":"Jak zvolit spr\u00e1vnou \u0159eznou rychlost pro CNC fr\u00e9zov\u00e1n\u00ed 2024"},"content":{"rendered":"<p>Volba spr\u00e1vn\u00e9 \u0159ezn\u00e9 rychlosti je u CNC fr\u00e9zov\u00e1n\u00ed z\u00e1sadn\u00ed, ovliv\u0148uje jak kvalitu fin\u00e1ln\u00edho produktu, tak efektivitu obr\u00e1b\u011bc\u00edho procesu. Tento \u010dl\u00e1nek shrnuje kl\u00ed\u010dov\u00e9 faktory ovliv\u0148uj\u00edc\u00ed rychlost \u0159ez\u00e1n\u00ed, pojedn\u00e1v\u00e1 o jejich d\u016fsledc\u00edch a nab\u00edz\u00ed post\u0159ehy specifick\u00e9 pro v\u00e1s <a href=\"https:\/\/cncrush.com\/cs\/\">Slu\u017eby v oblasti CNC obr\u00e1b\u011bn\u00ed<\/a>.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-253\" src=\"https:\/\/cncrush.com\/wp-content\/uploads\/2024\/10\/Cutting-speed-2-300x300.webp\" alt=\"Rychlost \u0159ez\u00e1n\u00ed\" width=\"300\" height=\"300\" title=\"\" srcset=\"https:\/\/cncrush.com\/wp-content\/uploads\/2024\/10\/Cutting-speed-2-300x300.webp 300w, https:\/\/cncrush.com\/wp-content\/uploads\/2024\/10\/Cutting-speed-2-150x150.webp 150w, https:\/\/cncrush.com\/wp-content\/uploads\/2024\/10\/Cutting-speed-2-768x768.webp 768w, https:\/\/cncrush.com\/wp-content\/uploads\/2024\/10\/Cutting-speed-2-12x12.webp 12w, https:\/\/cncrush.com\/wp-content\/uploads\/2024\/10\/Cutting-speed-2.webp 1024w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\n<h2>Shrnut\u00ed kl\u00ed\u010dov\u00fdch faktor\u016f<\/h2>\n<p>\u0158ezn\u00e1 rychlost v CNC obr\u00e1b\u011bn\u00ed se t\u00fdk\u00e1 rychlosti, kterou \u0159ezn\u00fd n\u00e1stroj zab\u00edr\u00e1 materi\u00e1l. Optim\u00e1ln\u00ed rychlost je d\u00e1na typem materi\u00e1lu, materi\u00e1lem n\u00e1stroje a po\u017eadovanou povrchovou \u00fapravou. Pe\u010dliv\u00e1 rovnov\u00e1ha mezi t\u011bmito faktory m\u016f\u017ee v\u00e9st ke zv\u00fd\u0161en\u00ed produktivity a sn\u00ed\u017een\u00ed n\u00e1klad\u016f.<\/p>\n<hr \/>\n<h2>1. Pochopen\u00ed rychlosti \u0159ez\u00e1n\u00ed<\/h2>\n<p>\u0158ezn\u00e1 rychlost je definov\u00e1na jako rychlost, kterou se \u0159ezn\u00e1 hrana n\u00e1stroje pohybuje materi\u00e1lem, typicky m\u011b\u0159en\u00e1 v metrech za minutu (m\/min) nebo stop\u00e1ch za minutu (ft\/min). Je d\u016fle\u017eit\u00e9 si uv\u011bdomit, \u017ee r\u016fzn\u00e9 materi\u00e1ly vy\u017eaduj\u00ed r\u016fzn\u00e9 \u0159ezn\u00e9 rychlosti pro optim\u00e1ln\u00ed efektivitu obr\u00e1b\u011bn\u00ed.<\/p>\n<h2>2. Faktory ovliv\u0148uj\u00edc\u00ed \u0159eznou rychlost<\/h2>\n<p>O spr\u00e1vn\u00e9 rychlosti rozhoduje n\u011bkolik faktor\u016f:<\/p>\n<ul>\n<li><strong>Tvrdost materi\u00e1lu<\/strong>: M\u011bk\u010d\u00ed materi\u00e1ly mohou tolerovat vy\u0161\u0161\u00ed rychlosti, zat\u00edmco tvrd\u0161\u00ed materi\u00e1ly mohou vy\u017eadovat ni\u017e\u0161\u00ed rychlosti, aby se zabr\u00e1nilo opot\u0159eben\u00ed n\u00e1stroje.<\/li>\n<li><strong>Materi\u00e1l n\u00e1stroje<\/strong>: N\u00e1stroje z rychlo\u0159ezn\u00e9 oceli (HSS) pracuj\u00ed p\u0159i ni\u017e\u0161\u00edch rychlostech ve srovn\u00e1n\u00ed s n\u00e1stroji z tvrdokovu, kter\u00e9 vydr\u017e\u00ed vy\u0161\u0161\u00ed \u0159ezn\u00e9 rychlosti.<\/li>\n<li><strong>Podm\u00ednky obr\u00e1b\u011bn\u00ed<\/strong>: Rychlost m\u016f\u017ee ovlivnit tak\u00e9 stav obrobku a typ pou\u017eit\u00e9 chladic\u00ed kapaliny.<\/li>\n<\/ul>\n<h2>3. V\u00fdpo\u010det \u0159ezn\u00e9 rychlosti<\/h2>\n<p>Vzorec pro v\u00fdpo\u010det \u0159ezn\u00e9 rychlosti (V) je:<\/p>\n<p><span class=\"katex\"><span class=\"katex-mathml\">V=\u03c0\u00d7D\u00d7S1000V = \\frac{\\pi \\times D \\times S}{1000}<\/span><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord mathnormal\">PROTI<\/span><span class=\"mrel\">=<\/span><\/span><span class=\"base\"><span class=\"mord\"><span class=\"mfrac\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist\"><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mord mtight\">1000<\/span><\/span><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mord mtight\"><span class=\"mord mathnormal mtight\">\u03c0<\/span><span class=\"mbin mtight\">\u00d7<\/span><span class=\"mord mathnormal mtight\">D<\/span><span class=\"mbin mtight\">\u00d7<\/span><span class=\"mord mathnormal mtight\">S<\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n<p>Kde:<\/p>\n<ul>\n<li><span class=\"katex\"><span class=\"katex-mathml\">DD<\/span><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord mathnormal\">D<\/span><\/span><\/span><\/span> = Pr\u016fm\u011br n\u00e1stroje nebo obrobku<\/li>\n<li><span class=\"katex\"><span class=\"katex-mathml\">SS<\/span><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord mathnormal\">S<\/span><\/span><\/span><\/span> = Ot\u00e1\u010dky v\u0159etena v ot\u00e1\u010dk\u00e1ch za minutu (RPM)<\/li>\n<\/ul>\n<h2>4. Rychlost posuvu: Rozhoduj\u00edc\u00ed spole\u010dn\u00edk rychlosti \u0159ez\u00e1n\u00ed<\/h2>\n<p>Dal\u0161\u00edm d\u016fle\u017eit\u00fdm parametrem je rychlost posuvu, vzd\u00e1lenost, kterou n\u00e1stroj uraz\u00ed b\u011bhem jedn\u00e9 ot\u00e1\u010dky v\u0159etena. Po\u010d\u00edt\u00e1 se takto:<\/p>\n<p><span class=\"katex\"><span class=\"katex-mathml\">Rychlost posuvu=Zat\u00ed\u017een\u00ed \u010dipu\u00d7Po\u010det zub\u016f\u00d7RPM v\u0159etena\\text{Rychlost posuvu} = \\text{Zat\u00ed\u017een\u00ed \u010dipu} \\times \\text{Po\u010det zub\u016f} \\times \\text{RPM v\u0159etena}<\/span><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord text\"><span class=\"mord\">Sazba zdroje<\/span><\/span><span class=\"mrel\">=<\/span><\/span><span class=\"base\"><span class=\"mord text\"><span class=\"mord\">Zat\u00ed\u017een\u00ed \u010dipu<\/span><\/span><span class=\"mbin\">\u00d7<\/span><\/span><span class=\"base\"><span class=\"mord text\"><span class=\"mord\">Po\u010det zub\u016f<\/span><\/span><span class=\"mbin\">\u00d7<\/span><\/span><span class=\"base\"><span class=\"mord text\"><span class=\"mord\">RPM v\u0159etena<\/span><\/span><\/span><\/span><\/span><\/p>\n<p>Pochopen\u00ed toho, jak vyv\u00e1\u017eit rychlost posuvu a rychlost, je nezbytn\u00e9 pro dosa\u017een\u00ed po\u017eadovan\u00fdch v\u00fdsledk\u016f.<\/p>\n<h2>5. Hloubka \u0159ezu<\/h2>\n<p>Hloubka \u0159ezu ozna\u010duje tlou\u0161\u0165ku materi\u00e1lu odebran\u00e9ho p\u0159i jednom pr\u016fchodu a \u010dasto se vyjad\u0159uje v milimetrech. Je to kritick\u00fd faktor, proto\u017ee ovliv\u0148uje jak \u0159eznou rychlost, tak rychlost posuvu.<\/p>\n<h2>6. Optimalizace parametr\u016f CNC fr\u00e9zov\u00e1n\u00ed<\/h2>\n<p>Pro optim\u00e1ln\u00ed v\u00fdkon by m\u011bly b\u00fdt pe\u010dliv\u011b zvoleny parametry CNC fr\u00e9zov\u00e1n\u00ed \u2013 \u0159ezn\u00e1 rychlost, rychlost posuvu a hloubka \u0159ezu. \u00daprava t\u011bchto parametr\u016f m\u016f\u017ee v\u00e9st k v\u00fdrazn\u00e9mu zlep\u0161en\u00ed efektivity obr\u00e1b\u011bn\u00ed a kvality d\u00edl\u016f.<\/p>\n<h2>7. D\u016fle\u017eitost spr\u00e1vn\u00e9ho v\u00fdb\u011bru n\u00e1stroje<\/h2>\n<p>V\u00fdb\u011br spr\u00e1vn\u00e9ho n\u00e1stroje je pro efektivn\u00ed CNC obr\u00e1b\u011bn\u00ed st\u011b\u017eejn\u00ed. Je t\u0159eba vz\u00edt v \u00favahu faktory, jako je geometrie n\u00e1stroje, povlak a materi\u00e1l, aby bylo zaji\u0161t\u011bno, \u017ee n\u00e1stroj vydr\u017e\u00ed po\u017eadovan\u00e9 rychlosti bez nadm\u011brn\u00e9ho opot\u0159eben\u00ed.<\/p>\n<h2>8. Role chladic\u00edch kapalin v CNC obr\u00e1b\u011bn\u00ed<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-106\" src=\"https:\/\/cncrush.com\/wp-content\/uploads\/2024\/09\/CNC-turned-parts-banner03-300x248.webp\" alt=\"\" width=\"300\" height=\"248\" title=\"\" srcset=\"https:\/\/cncrush.com\/wp-content\/uploads\/2024\/09\/CNC-turned-parts-banner03-300x248.webp 300w, https:\/\/cncrush.com\/wp-content\/uploads\/2024\/09\/CNC-turned-parts-banner03-1024x846.webp 1024w, https:\/\/cncrush.com\/wp-content\/uploads\/2024\/09\/CNC-turned-parts-banner03-768x634.webp 768w, https:\/\/cncrush.com\/wp-content\/uploads\/2024\/09\/CNC-turned-parts-banner03.webp 1300w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\n<p>Pou\u017eit\u00ed spr\u00e1vn\u00e9 chladic\u00ed kapaliny m\u016f\u017ee v\u00fdrazn\u011b ovlivnit rychlost. Chladic\u00ed kapaliny pom\u00e1haj\u00ed odv\u00e1d\u011bt teplo a sni\u017euj\u00ed t\u0159en\u00ed, co\u017e umo\u017e\u0148uje vy\u0161\u0161\u00ed rychlosti bez ohro\u017een\u00ed integrity n\u00e1stroje.<\/p>\n<h2>9. Aplikace v re\u00e1ln\u00e9m sv\u011bt\u011b: Automobilov\u00fd pr\u016fmysl a stroj\u00edrenstv\u00ed<\/h2>\n<p>Pr\u016fmyslov\u00e1 odv\u011btv\u00ed, jako je automobilov\u00fd pr\u016fmysl, stroj\u00edrenstv\u00ed a automatizace, se siln\u011b spol\u00e9haj\u00ed na p\u0159esn\u00e9 CNC obr\u00e1b\u011bn\u00ed. Volba \u0159ezn\u00e9 rychlosti hraje z\u00e1sadn\u00ed roli p\u0159i v\u00fdrob\u011b sou\u010d\u00e1st\u00ed, kter\u00e9 spl\u0148uj\u00ed p\u0159\u00edsn\u00e9 tolerance a po\u017eadavky na v\u00fdkon.<\/p>\n<h2>10. Z\u00e1v\u011br a v\u00fdzva k akci<\/h2>\n<p>Volba spr\u00e1vn\u00e9 rychlosti nen\u00ed jen technick\u00fdm rozhodnut\u00edm; je ned\u00edlnou sou\u010d\u00e1st\u00ed \u00fasp\u011bchu va\u0161ich obr\u00e1b\u011bc\u00edch operac\u00ed. Pokud hled\u00e1te vysoce kvalitn\u00ed slu\u017eby CNC obr\u00e1b\u011bn\u00ed, CNCRUSH nab\u00edz\u00ed v\u00edce ne\u017e 12 let zku\u0161enost\u00ed v poskytov\u00e1n\u00ed CNC fr\u00e9zovan\u00fdch d\u00edl\u016f a CNC soustru\u017een\u00fdch d\u00edl\u016f se specializac\u00ed na automobilov\u00e9 a stroj\u00edrensk\u00e9 aplikace.<\/p>\n<hr \/>\n<h2>Tabulky a anal\u00fdza dat<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-254\" src=\"https:\/\/cncrush.com\/wp-content\/uploads\/2024\/10\/Cutting-speed-300x300.webp\" alt=\"Rychlost \u0159ez\u00e1n\u00ed\" width=\"300\" height=\"300\" title=\"\" srcset=\"https:\/\/cncrush.com\/wp-content\/uploads\/2024\/10\/Cutting-speed-300x300.webp 300w, https:\/\/cncrush.com\/wp-content\/uploads\/2024\/10\/Cutting-speed-150x150.webp 150w, https:\/\/cncrush.com\/wp-content\/uploads\/2024\/10\/Cutting-speed-768x768.webp 768w, https:\/\/cncrush.com\/wp-content\/uploads\/2024\/10\/Cutting-speed-12x12.webp 12w, https:\/\/cncrush.com\/wp-content\/uploads\/2024\/10\/Cutting-speed.webp 1024w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\n<p><strong>Tabulka 1: Doporu\u010den\u00e9 \u0159ezn\u00e9 rychlosti pro b\u011b\u017en\u00e9 materi\u00e1ly<\/strong><\/p>\n<table>\n<thead>\n<tr>\n<th>Materi\u00e1l<\/th>\n<th>Rychlost (m\/min)<\/th>\n<th>Materi\u00e1l n\u00e1stroje<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Hlin\u00edk<\/td>\n<td>250 \u2013 400<\/td>\n<td>Karbid<\/td>\n<\/tr>\n<tr>\n<td>Ocel<\/td>\n<td>60 \u2013 120<\/td>\n<td>HSS<\/td>\n<\/tr>\n<tr>\n<td>Mosaz<\/td>\n<td>150 \u2013 300<\/td>\n<td>Karbid<\/td>\n<\/tr>\n<tr>\n<td>Plast<\/td>\n<td>100 \u2013 200<\/td>\n<td>HSS nebo karbid<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Tabulka 2: Faktory ovliv\u0148uj\u00edc\u00ed rychlost pod\u00e1v\u00e1n\u00ed<\/strong><\/p>\n<table>\n<thead>\n<tr>\n<th>Faktor<\/th>\n<th>Popis<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Velikost n\u00e1stroje<\/td>\n<td>V\u011bt\u0161\u00ed n\u00e1stroje zvl\u00e1dnou vy\u0161\u0161\u00ed rychlosti posuvu.<\/td>\n<\/tr>\n<tr>\n<td>Po\u017eadovan\u00e1 povrchov\u00e1 \u00faprava<\/td>\n<td>Jemn\u011bj\u0161\u00ed povrchov\u00e9 \u00fapravy \u010dasto vy\u017eaduj\u00ed ni\u017e\u0161\u00ed rychlosti posuvu.<\/td>\n<\/tr>\n<tr>\n<td>Vlastnosti materi\u00e1lu<\/td>\n<td>M\u011bk\u010d\u00ed materi\u00e1ly umo\u017e\u0148uj\u00ed rychlej\u0161\u00ed posuv.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Sekce FAQ<\/h2>\n<p><strong>Q1: Jak \u0159ezn\u00e1 rychlost ovliv\u0148uje \u017eivotnost n\u00e1stroje?<\/strong><\/p>\n<p>A1: Vy\u0161\u0161\u00ed rychlosti mohou v\u00e9st ke zv\u00fd\u0161en\u00e9mu opot\u0159eben\u00ed n\u00e1stroje, zat\u00edmco ni\u017e\u0161\u00ed rychlosti mohou prodlou\u017eit \u017eivotnost n\u00e1stroje, ale mohou sn\u00ed\u017eit produktivitu.<\/p>\n<p><strong>Q2: Jak\u00fd je nejlep\u0161\u00ed zp\u016fsob, jak ur\u010dit \u0159eznou rychlost pro nov\u00fd materi\u00e1l?<\/strong><\/p>\n<p>Odpov\u011b\u010f 2: Za\u010dn\u011bte s doporu\u010den\u00edmi v\u00fdrobce a upravte na z\u00e1klad\u011b zku\u0161ebn\u00edch j\u00edzd, sledov\u00e1n\u00ed opot\u0159eben\u00ed n\u00e1stroje a kvality povrchov\u00e9 \u00fapravy.<\/p>\n<hr \/>\n<p>Integrac\u00ed v\u00fd\u0161e uveden\u00fdch poznatk\u016f a zam\u011b\u0159en\u00edm na kritick\u00e9 aspekty CNC obr\u00e1b\u011bn\u00ed si tento \u010dl\u00e1nek klade za c\u00edl poskytnout komplexn\u00ed n\u00e1vod pro ka\u017ed\u00e9ho, kdo chce optimalizovat sv\u00e9 CNC fr\u00e9zovac\u00ed procesy. Pro v\u00edce informac\u00ed a specializovan\u00e9 slu\u017eby CNC obr\u00e1b\u011bn\u00ed nav\u0161tivte <a href=\"https:\/\/cncrush.com\/cs\/\" target=\"_new\" rel=\"noopener\">CNCRUSH<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>Volba spr\u00e1vn\u00e9 \u0159ezn\u00e9 rychlosti je u CNC fr\u00e9zov\u00e1n\u00ed z\u00e1sadn\u00ed, ovliv\u0148uje jak kvalitu fin\u00e1ln\u00edho produktu, tak efektivitu obr\u00e1b\u011bc\u00edho procesu. Tento \u010dl\u00e1nek shrnuje kl\u00ed\u010dov\u00e9 faktory ovliv\u0148uj\u00edc\u00ed \u0159eznou rychlost, pojedn\u00e1v\u00e1 o jejich d\u016fsledc\u00edch a nab\u00edz\u00ed post\u0159ehy specifick\u00e9 pro va\u0161e CNC obr\u00e1b\u011bc\u00ed slu\u017eby. Shrnut\u00ed kl\u00ed\u010dov\u00fdch faktor\u016f \u0158ezn\u00e1 rychlost p\u0159i CNC obr\u00e1b\u011bn\u00ed se t\u00fdk\u00e1 [\u2026]","protected":false},"author":1,"featured_media":253,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-252","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cncrush-news"],"_links":{"self":[{"href":"https:\/\/cncrush.com\/cs\/wp-json\/wp\/v2\/posts\/252","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cncrush.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cncrush.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cncrush.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cncrush.com\/cs\/wp-json\/wp\/v2\/comments?post=252"}],"version-history":[{"count":0,"href":"https:\/\/cncrush.com\/cs\/wp-json\/wp\/v2\/posts\/252\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cncrush.com\/cs\/wp-json\/wp\/v2\/media\/253"}],"wp:attachment":[{"href":"https:\/\/cncrush.com\/cs\/wp-json\/wp\/v2\/media?parent=252"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cncrush.com\/cs\/wp-json\/wp\/v2\/categories?post=252"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cncrush.com\/cs\/wp-json\/wp\/v2\/tags?post=252"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}