{"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>Choosing the right cutting speed is crucial in CNC milling, influencing both the quality of the final product and the efficiency of the machining process. This article summarizes key factors affecting cutting speed, discusses its implications, and offers insights specific to your CNC machining services. Summary of Key Factors Cutting speed in CNC machining refers [&#8230;]\n","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}]}}