{"id":101575,"date":"2026-05-30T21:41:00","date_gmt":"2026-05-30T21:41:00","guid":{"rendered":"https:\/\/vibromera.eu\/?page_id=101575"},"modified":"2026-07-02T18:21:05","modified_gmt":"2026-07-02T18:21:05","slug":"spindles","status":"publish","type":"page","link":"https:\/\/vibromera.eu\/bs\/balancing-catalog\/spindles\/","title":{"rendered":"Uravnote\u017eavanje CNC vretena i dr\u017ea\u010da alata"},"content":{"rendered":"<div class=\"vbm-cat\">\n<style>\n.vbm-cat .vbm-answer{background:#eaf1ec;border-left:4px solid #2f6e46;border-radius:4px;padding:16px 20px;margin:0 0 24px;font-size:16px;line-height:1.65;color:#16202b}\n.vbm-cat .vbm-toc{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 32px;padding:0}\n.vbm-cat .vbm-toc a{background:#f1f5f9;border:1px solid #cbd5e1;border-radius:999px;padding:5.6px 13.6px;font-size:13.6px;color:#1f3a5f;text-decoration:none;white-space:nowrap;transition:background .18s,color .18s}\n.vbm-cat .vbm-toc a:hover{background:#1f3a5f;color:#fff}\n.vbm-cat .vbm-kit{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start;margin:24px 0}\n@media(max-width:700px){.vbm-cat .vbm-kit{grid-template-columns:1fr}}\n.vbm-cat .vbm-kit .media{margin:0}\n.vbm-cat .vbm-kit .media img{width:100%;border-radius:6px;display:block}\n.vbm-cat .vbm-kit .price{font-size:21.6px;font-weight:700;color:#b9542d;margin:8px 0 16px}\n.vbm-cat .vbm-kit .price span{font-size:13.6px;font-weight:400;color:#555}\n.vbm-cat ul.vbm-kit-list{list-style:none;margin:8px 0 20px;padding:0}\n.vbm-cat ul.vbm-kit-list li{padding:4.8px 0 4.8px 25.6px;position:relative;font-size:15.2px}\n.vbm-cat ul.vbm-kit-list li::before{content:\"\u2713\";position:absolute;left:0;color:#2f6e46;font-weight:700}\n.vbm-cat .vbm-variants{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:24px 0}\n@media(max-width:600px){.vbm-cat .vbm-variants{grid-template-columns:1fr}}\n.vbm-cat .vbm-variant{border:2px solid #cbd5e1;border-radius:8px;padding:17.6px 20px}\n.vbm-cat .vbm-variant.is-primary{border-color:#b9542d;background:#faf4ef}\n.vbm-cat .vbm-variant .tag{display:inline-block;font-size:11.52px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;background:#b9542d;color:#fff;border-radius:3px;padding:.15em .55em;margin-bottom:8px}\n.vbm-cat .vbm-variant:not(.is-primary) .tag{background:#1f3a5f}\n.vbm-cat .vbm-variant h3{margin:4.8px 0 8px;font-size:16.8px}\n.vbm-cat .vbm-variant p{margin:0;font-size:14.4px;color:#444}\n.vbm-cat table.vbm-table{width:100%;border-collapse:collapse;margin:20px 0;font-size:14.4px}\n.vbm-cat table.vbm-table caption{text-align:left;font-weight:700;margin-bottom:6.4px;color:#1f3a5f}\n.vbm-cat table.vbm-table th{background:#1f3a5f;color:#fff;padding:8.8px 12px;text-align:left}\n.vbm-cat table.vbm-table td{padding:8px 12px;border-bottom:1px solid #e2e8f0;vertical-align:top}\n.vbm-cat table.vbm-table tr:nth-child(even) td{background:#f8fafc}\n.vbm-cat table.vbm-table td.yes{color:#2f6e46;font-weight:700}\n.vbm-cat table.vbm-table td.no{color:#a32a22;font-weight:700}\n.vbm-cat .vbm-trust{display:flex;flex-wrap:wrap;gap:9.6px;margin-top:20px}\n.vbm-cat .vbm-trust span{background:#f1f5f9;border:1px solid #cbd5e1;border-radius:4px;padding:4.8px 12px;font-size:13.44px;color:#333}\n<\/style>\n<p class=\"vbm-cat-bc\"><a href=\"https:\/\/vibromera.eu\/bs\/balancing-catalog\/\">Usluge balansiranja<\/a> &rsaquo; Vretena i dr\u017ea\u010di alata<\/p>\n<div class=\"vbm-hero2\">\n<div>\n<h1>Uravnote\u017eavanje CNC vretena i dr\u017ea\u010da alata &mdash; Na radnoj brzini, u ma\u0161ini<\/h1>\n<p class=\"lede\">Precizna vretena za visokobrojna obrada su precizni ure\u0111aji &mdash; \u010dak i miligram neuravnote\u017eanosti na 24.000&nbsp;okr\/min stvara \u0161tetnu centrifugalnu silu. Uravnote\u017eavamo CNC vretena i monta\u017ee dr\u017ea\u010da alata HSK\/BT\/CAT <strong>na radnoj brzini, u ma\u0161ini<\/strong>, tako da se kvaliteta povr\u0161ine pobolj\u0161ava, vek trajanja alata se produ\u017eava, a le\u017eajevi vretena traju zna\u010dajno du\u017ee.<\/p>\n<div class=\"vbm-cta-row\" style=\"justify-content:flex-start\">\n<a class=\"vbm-btn vbm-btn-primary\" href=\"https:\/\/vibromera.eu\/bs\/balanset-1a\/\">Nabavite Balanset-1A<\/a><br \/>\n<a class=\"vbm-btn vbm-btn-ghost\" href=\"https:\/\/vibromera.eu\/bs\/community\/\">Pitajte na\u0161eg in\u017eenjera<\/a>\n<\/div>\n<\/div>\n<figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2026\/01\/photo_2026-01-23_22-14-34.webp\" alt=\"Balansiranje CNC vretena i HSK dr\u0161ke alata sa Balanset-1A pri brzini rada\" loading=\"lazy\"><\/figure>\n<\/div>\n<p class=\"vbm-answer\"><b>In short:<\/b> Uravnote\u017eavanje CNC vretena i dr\u017ea\u010da alata izvr\u0161ava se in-situ na stvarnoj brzini obrade &mdash; bez uklanjanja vretena, bez zastoja ma\u0161ine osim vremena potrebnog za uravnote\u017eavanje. Senzor vibracija na ku\u0107i\u0161tu vretena i laserski tahometar na rotiraju\u0107oj monta\u017ei \u0161alju podatke Balanset-1A, koji primenjuje metodu koeficijenata uticaja da izra\u010duna ta\u010dnu masu korekcije i ugaoni polo\u017eaj. Kompletna monta\u017ea &mdash; dr\u017ea\u010d alata, \u010daura i rezni alat zajedno &mdash; uravnote\u017eava se kao jedna celina, dosi\u017eu\u0107i ISO 21940-11 klasu G1.0 ili bolju, smanjuju\u0107i rezidualnu vibraciju za 70&nbsp;% ili vi\u0161e i produljuju\u0107i vek trajanja le\u017eajeva vretena i do deset puta.<\/p>\n<nav class=\"vbm-toc\">\n<a href=\"#signs\">Symptoms<\/a><br \/>\n<a href=\"#why\">Uzroci i tro\u0161kovi<\/a><br \/>\n<a href=\"#how\">Step by step<\/a><br \/>\n<a href=\"#what\">\u0160to balansiramo<\/a><br \/>\n<a href=\"#standards\">Standards<\/a><br \/>\n<a href=\"#device\">Balanset-1A<\/a><br \/>\n<a href=\"#compare\">Terenske naspram fabri\u010dke<\/a><br \/>\n<a href=\"#cases\">Real cases<\/a><br \/>\n<a href=\"#calc\">Calculators<\/a><br \/>\n<a href=\"#faq\">FAQ<\/a><br \/>\n<\/nav>\n<div class=\"vbm-sec\" id=\"signs\">\n<h2>Znakovi da su vreteno ili dr\u017ea\u010d alata neuravnote\u017eeni<\/h2>\n<p>Neuravnote\u017eanost brzinskog vretena pokazuje se kroz obra\u0111eni radni komad i samu monta\u017eu vretena. Znajte \u0161ta treba da tra\u017eite:<\/p>\n<div class=\"vbm-signs\">\n<div><b>Lo\u0161a kvaliteta povr\u0161ine<\/b> Tragovi vibraciono-taktaile i valovitost na obra\u0111enoj povr\u0161ini koji se ponavljaju sa rotacijom vretena ukazuju da preostala neuravnote\u017eanost prisiljava alat da skle\u010di sa predvi\u0111ene putanje.<\/div>\n<div><b>Skra\u0107en vek trajanja alata<\/b> Neuravnote\u017eani rezni alati se neravnomerno tro\u0161e i pucaju premature jer rezna ivica ne prati ta\u010dnu kru\u017enu putanju &mdash; jedan sektor ulo\u0161ka nosi neproporcionalno optere\u0107enje pri svakoj rotaciji.<\/div>\n<div><b>Buka le\u017eajeva vretena<\/b> Rastu\u0107i zujaj ili hrapavost ose\u0107ana kroz ku\u0107i\u0161te vretena signalizira da relativni le\u017eajevi sa kontaktnim uglovima do\u017eivljavaju prelevenasto\u0107e dinami\u010dko radijalno optere\u0107enje.<\/div>\n<div><b>Vrh vibracije na 1&times; brzini vretena<\/b> FFT spektar sa dominantnim vr\u0161etkom na radnoj frekvenciji &mdash; ne na frekvenciji prolaska zuba ili vibraciji &mdash; ukazuje direktno na neuravnote\u017eanost mase u rotiraju\u0107oj monta\u017ei.<\/div>\n<div><b>Abnormalan toplotni rast<\/b> Ekscesivna toplota generisana na prvom le\u017eaju prouzrokuje toplotni drift vretena koji pomera tolerancije delova tokom dugog proizvodnog ciklusa.<\/div>\n<div><b>Vibracija posle svake promene dr\u017ea\u010da alata<\/b> Svaka nova kombinacija dr\u017ea\u010da alata + alat ima jedinstveni potpis nebalansinosti; bez ponovnog balansiranja nakon promjene, tu dinami\u010dku optere\u0107enja nosi vreteno le\u017eaja.<\/div>\n<\/div>\n<\/div>\n<div class=\"vbm-sec\" id=\"why\">\n<h2>Za\u0161to vretena i dr\u017ea\u010di alata gube balans &mdash; i \u0161ta to ko\u0161ta<\/h2>\n<p>Skup vretena je niz toleriranih komponenti &mdash; vreteno osovina, povla\u010dna \u0161ipka, konus dr\u017ea\u010da alata, \u010dahura i rezni alat &mdash; svaka od njih doprinosi svoju malu asimetriju mase. Kombinirana nebalansinost je kriti\u010dna jer centrifugalna sila raste sa <em>square<\/em> brojem okretaja. Pri 10.000&nbsp;o\/min nebalansinost od samo 1&nbsp;g&middot;mm proizvodi otprilike 1&nbsp;N centripetalne radijalne sile; pri 30.000&nbsp;o\/min <em>same<\/em> 1&nbsp;g&middot;mm proizvodi 9&nbsp;N. Te sile kontinuirano optere\u0107uju prednje ugaone kontaktne le\u017eaje u jednom sektoru, sabijaju\u0107i staze kuglica svakom revolucijom. Tokom proizvodne smjene o\u0161te\u0107enje od zamora je te\u0161ko: le\u017eaji vretena koji trebaju trajati godine padaju u mjesecima, a precizno predoptere\u0107enje postavljeno tijekom monta\u017ee se gubi.<\/p>\n<p>Tro\u0161kovi kvalitete povr\u0161ine se skupljaju podjednako brzo. Vibracija na frekvenciji vretena unosi valovitost povr\u0161ine koja zahtijeva dodatne zavr\u0161ne prolaze, pove\u0107ava stopu \u0161karta i ograni\u010dava posti\u017ene tolerancije. Za dijelove za zrakoplovstvo, medicinu i optiku, balansiranje vretena nije opciono odr\u017eavanje &mdash; to je obavezna faza u postavljanju procesa. Balansiranje punog sklopa sa Balanset-1A prije proizvodnog niza traje manje od sat vremena i ulaganje se isplati u pojedina\u010dnom danu u\u0161tede na alatima.<\/p>\n<\/div>\n<div class=\"vbm-band\">\n<div class=\"vbm-stats\">\n<div class=\"vbm-stat\"><b>&times;10<\/b><span>vijek le\u017eaja vretena kada je vibracija smanjena za polovinu<\/span><\/div>\n<div class=\"vbm-stat\"><b>&minus;70%<\/b><span>tipi\u010dan pad vibracije nakon jedne sesije<\/span><\/div>\n<div class=\"vbm-stat\"><b>2<\/b><span>korekcijske povr\u0161ine u jednoj posjeti<\/span><\/div>\n<div class=\"vbm-stat\"><b>&lt;1h<\/b><span>tipi\u010dnog posla na terenu po sklonu<\/span><\/div>\n<\/div>\n<\/div>\n<div class=\"vbm-sec\">\n<h2>Za\u0161to polavljenje vibracija mnogostruko produ\u017eava vijek trajanja le\u017eaja<\/h2>\n<div class=\"vbm-callout\"><b>ISO 281<\/b> defini\u0161e vijek trajanja le\u017eaja kliznog kuglastog le\u017eaja kao <b>L<sub>10<\/sub> = (C\/P)<sup>p<\/sup><\/b>, gde je P dinami\u010dko optere\u0107enje koje nosi le\u017eaj i eksponent p&nbsp;=&nbsp;3 za kugli\u010dne le\u017eaje i 10\/3 za valj\u010daste le\u017eaje. Preostali neubalans <em>is<\/em> to rotiraju\u0107e radijalno optere\u0107enje P, i amplituda vibracija prati ga direktno &mdash; tako da smanjenje vibracija za polovinu smanjuje P za polovinu i pove\u0107ava vek le\u017eaja 2 puta<sup>p<\/sup>: about <b>8&times; za kuglaste le\u017eaje i ~10&times; za valjkaste le\u017eaje<\/b> (2<sup>10\/3<\/sup>&nbsp;&asymp;&nbsp;10). Izvr\u0161ite vlastite prora\u010dune u na\u0161em <a href=\"https:\/\/vibromera.eu\/bs\/calculators\/bearing-load\/\">kalkulator vijeka le\u017eaja<\/a>.<\/div>\n<\/div>\n<div class=\"vbm-sec\" id=\"how\">\n<h2>Kako se balansira CNC vreteno &mdash; korak po korak<\/h2>\n<p>Terenskoga balansiranje CNC vretena sa Balanset-1A slijedi metodu koeficijenta utjecaja pri stvarnoj brzini obrade, unutar stroja &mdash; nijedan razdemonta\u017e nije potreban:<\/p>\n<ol class=\"vbm-steps\">\n<li><b>Monta\u017ea senzora.<\/b> Vibroacelerometar je pri\u010dvr\u0161\u010den na ku\u0107i\u0161te vretena u blizini prednjeg le\u017eaja a laserski tahometar je usmjeren na reflektivnu faznu traku na dr\u017ea\u010du alata ili nosa vretena. Stroj ostaje sastavljen i u svom normalnom stanju rada tijekom cijele procedure.<\/li>\n<li><b>Izmjerite baznu vrijednost.<\/b> Jedan prolaz pri ciljnoj brzini obrade bilje\u017ei amplitudu vibracije i fazni kut, utvr\u0111uju\u0107i trenutno stanje nebalansinosti u magnitudi i smjeru za \u010ditav rotiraju\u0107i sklop.<\/li>\n<li><b>Dodajte probnu masu.<\/b> Mala kalibrirana masa je pri\u010dvr\u0161\u0107ena na ring balansiranja na dr\u017ea\u010du alata, ili na namjenske prirubice balansiranja na nosu vretena. Drugi prolaz pri istoj brzini kvantificira odziv vretena &mdash; koeficijent utjecaja &mdash; na poznatu smetnju pri tom kutnom polo\u017eaju.<\/li>\n<li><b>Dozvoli ure\u0111aju da izra\u010duna.<\/b> Balanset-1A rje\u0161ava jedna\u0111\u017ebe koeficijenta utjecaja i daje masu korekcije i njezin precizan kutni polo\u017eaj. Za duge sklope ili kada su dostupne i povr\u0161ina dr\u017ea\u010da alata i povr\u0161ina nosa vretena, dvupovr\u0161insko balansiranje uklanja parnu nebalansinost kao i stati\u010dku nebalansinost.<\/li>\n<li><b>Primijeni korekciju.<\/b> Prilago\u0111avaju\u0107i vijci na ringu balansiranja, precizno bru\u0161enje prirubice dr\u017ea\u010da alata, ili namjenske te\u017eine sa stezaljkom primjenjuju izra\u010dunanu korekciju pod nazna\u010denim kutom. Pokusna te\u017eina se uklanja osim ako ne \u010dini dio kona\u010dne korekcije.<\/li>\n<li><b>Provjerite i dokumentirajte.<\/b> Kona\u010dni mjerenjski prolaz pri radnoj brzini potvr\u0111uje da je ostatna nebalansinost unutar G2.5 ili G1.0 tolerancije za masu i brzinu vretena. Balanset-1A \u010duva vremenski ozna\u010denu izvje\u0161taj sa vrijednostima prije i nakon za va\u0161e zapise o kvaliteti.<\/li>\n<\/ol>\n<\/div>\n<div class=\"vbm-sec\" id=\"what\">\n<h2>\u0160to balansiramo<\/h2>\n<ul class=\"vbm-list\">\n<li>HSK sklopovi dr\u017ea\u010da alata (HSK-A25 do HSK-A100) sa alatom<\/li>\n<li>BT i CAT \/ ISO konus dr\u017ea\u010di alata (BT30, BT40, BT50, CAT40, CAT50)<\/li>\n<li>\u010celjustni alati s ER zakovicama i sklop ER zakovica<\/li>\n<li>Glodala za \u010delno glodanje i adaptatori za ljuskasta glodala<\/li>\n<li>Glave za bu\u0161enje i precizne \u0161ipke za bu\u0161enje<\/li>\n<li>Vretenske \u0161ipke CNC obrada centra<\/li>\n<li>Sklop vretena za bru\u0161enje<\/li>\n<li>Visokofrekventna vretena za usmjerivanje i graviranje<\/li>\n<li>Jedinice za direktnu obradu okretnog centra<\/li>\n<li>Direct-drive motorised spindles (balancing runs at up to ~60,000&nbsp;rpm, within the instrument&rsquo;s 5&ndash;1000&nbsp;Hz measurement range; best accuracy up to ~33,000&nbsp;rpm)<\/li>\n<\/ul>\n<\/div>\n<div class=\"vbm-sec\" id=\"standards\">\n<h2>Tolerancije i standardi<\/h2>\n<div class=\"vbm-callout\">\n<p><b>ISO 21940-11<\/b> (prije ISO&nbsp;1940-1) definira razrede kvalitete uravnote\u017eenja od G0,4 do G4000 za kruta rotora. Za vretena obrade i dr\u017ea\u010de alata primjenjivi razredi su <b>G2.5<\/b> (op\u0107a obrada do ~10.000&nbsp;okr\/min) i <b>G1.0<\/b> (precizna vretena i visokobrzinska vretena iznad 10.000&nbsp;okr\/min). Dozvoljeni zaostali disbalans U<sub>per<\/sub> = e<sub>per<\/sub> &times; m (g&middot;mm), gdje je e<sub>per<\/sub> specifi\u010dni disbalans izveden iz G-razreda i brzine vrtnje, a m je masa rotora u kg.<\/p>\n<p>For high-speed machining assemblies, acceptance criteria beyond the ISO&nbsp;21940-11 balance tolerance are set by the spindle and toolholder manufacturers&rsquo; own specifications. Good practice requires that the <em>kompletan sklop<\/em> &mdash; dr\u017ea\u010d alata, zakovica i montiran rezni alat &mdash; uravnote\u017ei kao cjelovitost, jer svaki element doprinosi vlastitu neovisnu asimetriju mase. Mjerimo i dokumentiramo zaostali disbalans u g&middot;mm i dostaviti izvje\u0161taj o uravnote\u017eenju prema razredu koji va\u0161a primjena zahtijeva. Koristite na\u0161 <a href=\"https:\/\/vibromera.eu\/bs\/calculators\/residual-unbalance-iso1940\/\">kalkulator rezidualne neuravnote\u017eenosti<\/a> da biste prona\u0161li dozvoljenu toleranciju prije po\u010detka.<\/p>\n<\/div>\n<\/div>\n<div class=\"vbm-sec\" id=\"device\">\n<h2>Balanset-1A &mdash; va\u0161 kompletan komplet za balansiranje na terenu<\/h2>\n<p>Sve \u0161to je na ovoj stranici obavljeno je jednim prenosivim instrumentom: sa <a href=\"https:\/\/vibromera.eu\/bs\/balanset-1a\/\">Balanset-1A<\/a>. To je dvokanalnog dinami\u010dka uravnote\u017eiva\u010d i analizator vibracija koji uravnote\u017euje CNC vretena i sklop dr\u017ea\u010da alata <strong>u njihovim sopstvenim le\u017eajevima, pri radnoj brzini<\/strong>, koriste\u0107i metodu sa tri pokreta koeficijenta uticaja &mdash; softver izra\u010dunava ta\u010dnu masu i ugao korekcije i \u010duva izve\u0161taj.<\/p>\n<div class=\"vbm-kit\">\n<figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/%D0%91%D0%B0%D0%BB%D0%BA%D0%BE%D0%BC%D0%9A%D0%B8%D1%82-scaled-1024x683.jpg\" alt=\"Kompletna Balanset-1A oprema za balansiranje sa senzorima, laserskim tahometrom, vagom i kofrom\" loading=\"lazy\"><\/figure>\n<div>\n<h3>\u0160ta se nalazi u kompletu<\/h3>\n<p class=\"price\">\u20ac1,975 <span>\u00b7 Kompletan set, dostupan, ra\u010dun sa PDV-om<\/span><\/p>\n<ul class=\"vbm-kit-list\">\n<li>Interfejsna mernajedinca (USB, 2 kanala)<\/li>\n<li>Dva akceleromera za vibracije (4&nbsp;m kabel, 10&nbsp;m opciono)<\/li>\n<li>Laserski tahometar \/ opti\u010dki senzor faze (50&ndash;500&nbsp;mm)<\/li>\n<li>Magnetni stalak za senzor<\/li>\n<li>Digitalna vaga za probne i korektivne te\u017eine<\/li>\n<li>Windows softver za balansiranje i analizu<\/li>\n<li>Plasti\u010dni transportni kofer<\/li>\n<\/ul>\n<div class=\"vbm-cta-row\" style=\"justify-content:flex-start\">\n<a class=\"vbm-btn vbm-btn-primary\" href=\"https:\/\/vibromera.eu\/bs\/balanset-1a\/\">Pogledaj Balanset-1A<\/a><br \/>\n<a class=\"vbm-btn vbm-btn-ghost\" href=\"https:\/\/vibromera.eu\/bs\/community\/\">Pitajte na\u0161eg in\u017eenjera<\/a>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"vbm-variants\">\n<div class=\"vbm-variant is-primary\"><span class=\"tag\">Recommended<\/span><\/p>\n<h3>Full Kit<\/h3>\n<p>Jedinica &middot; 2 senzora &middot; laserski tahometar &middot; magnetni stalak &middot; digitalna vaga &middot; softver &middot; transportni kofer. Sve \u0161to je potrebno da po\u010dnete sa balansiranjem iz kutije.<\/p>\n<\/div>\n<div class=\"vbm-variant\"><span class=\"tag\">OEM<\/span><\/p>\n<h3>OEM set<\/h3>\n<p>Jedinica &middot; 2 senzora &middot; laserski tahometar &middot; softver. Za integratere koji ve\u0107 imaju stalak, vagu i kofer, ili koji ugradnjuju jedinicu u ma\u0161inu za balansiranje.<\/p>\n<\/div>\n<\/div>\n<table class=\"vbm-table\">\n<caption>Klju\u010dne tehni\u010dke specifikacije<\/caption>\n<thead>\n<tr>\n<th>Parameter<\/th>\n<th>Value<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Kanali merenja<\/td>\n<td>2 (jednoplanski i dvoplanski balans)<\/td>\n<\/tr>\n<tr>\n<td>Raspon brzine vibracije<\/td>\n<td>0.2&ndash;80 mm\/s RMS<\/td>\n<\/tr>\n<tr>\n<td>Raspon frekvencije<\/td>\n<td>5&ndash;1000 Hz (&le;10% amplitude error above 550&nbsp;Hz)<\/td>\n<\/tr>\n<tr>\n<td>Ta\u010dnost mjerenja<\/td>\n<td>&plusmn;5% pune skale<\/td>\n<\/tr>\n<tr>\n<td>Method<\/td>\n<td>3-prolazni koeficijent uticaja (1 ili 2 ravni)<\/td>\n<\/tr>\n<tr>\n<td>Analysis<\/td>\n<td>Amplituda i faza na 1\u00d7, FFT spektar i talasni oblik, sa\u010duvana izvje\u0161taja<\/td>\n<\/tr>\n<tr>\n<td>Laptop<\/td>\n<td>Nije uklju\u010deno (Windows PC, dostupno na zahtjev)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div class=\"vbm-trust\"><span><b>&#10003;<\/b> In stock<\/span><span><b>&#10003;<\/b> DHL Portugalija &euro;35<\/span><span><b>&#10003;<\/b> DHL svjetski &euro;110<\/span><span><b>&#10003;<\/b> Dvogodi\u0161nja garancija<\/span><span><b>&#10003;<\/b> VAT invoice<\/span><span><b>&#10003;<\/b> Podr\u0161ka in\u017eenjera<\/span><\/div>\n<\/div>\n<div class=\"vbm-sec\" id=\"compare\">\n<h2>In-situ uravnote\u017eenje u odnosu na uravnote\u017eiva\u010d &mdash; \u0161to je pravo za va\u0161e vreteno?<\/h2>\n<table class=\"vbm-table\">\n<caption>Usporedba: terensko uravnote\u017eenje na CNC stroju u odnosu na namjensku terensku poziciju uravnote\u017eenja<\/caption>\n<thead>\n<tr>\n<th>Factor<\/th>\n<th>Balansiranje u pogonu (Balanset-1A)<\/th>\n<th>Namjenski stol za uravnote\u017eavanje (radionica)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Vreteno uklonjeno iz ma\u0161ine?<\/td>\n<td class=\"yes\">Ne &mdash; radi u mjestu<\/td>\n<td class=\"no\">Da &mdash; potrebno potpuno rastavljanje<\/td>\n<\/tr>\n<tr>\n<td>Odra\u017eava stvarne uslove rada?<\/td>\n<td class=\"yes\">Da &mdash; stvarni le\u017eajevi, termi\u010dko predoptere\u0107enje, sila stezanja<\/td>\n<td class=\"no\">Ne &mdash; odvojena emulacija vretena<\/td>\n<\/tr>\n<tr>\n<td>Zastoj ma\u0161ine<\/td>\n<td>Samo ugradnja senzora (&lt;15 min)<\/td>\n<td>Sati do dana (demonta\u017ea, transport, balansiranje, ponovno postavljanje)<\/td>\n<\/tr>\n<tr>\n<td>Brzina balansiranja<\/td>\n<td>Stvarna brzina obrade<\/td>\n<td>Odvojena, \u010desto ni\u017ea, testna brzina<\/td>\n<\/tr>\n<tr>\n<td>Ra\u010duna cijelu grupu (dr\u017ea\u010d + koleta + alat)?<\/td>\n<td class=\"yes\">Da &mdash; kompletan skup uravnote\u017een kao jedna jedinica<\/td>\n<td>Zavisi od stola; \u010desto samo dr\u017ea\u010d<\/td>\n<\/tr>\n<tr>\n<td>Standards met<\/td>\n<td>ISO 21940-11 G1.0<\/td>\n<td>ISO 21940-11 G1.0<\/td>\n<\/tr>\n<tr>\n<td>Equipment cost<\/td>\n<td>&euro;1,975 (Kompletna oprema)<\/td>\n<td>&euro;5,000 &ndash; &euro;30,000+<\/td>\n<\/tr>\n<tr>\n<td>Tipi\u010dno vrijeme zadatka po sklopu<\/td>\n<td>&lt;1 sat na terenu<\/td>\n<td>Nekoliko sati do 1&ndash;2 dana ukupno<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Uravnote\u017eavanje na mjestu je preferirani pristup za proizvodna vretena koja mogu raditi, jer hvata stvarni sastav radnog stanja &mdash; uklju\u010duju\u0107i termi\u010dko predoptere\u0107enje i sile stezanja &mdash; koje odvojeni stol ne mo\u017ee replicirati. Namjenski stol ostaje koristan za nove dr\u017ea\u010de alata prije prve upotrebe ili za vretena veoma visokih brzina \u010dija geometrija spre\u010dava direktno pritr\u010denje senzora.<\/p>\n<\/div>\n<div class=\"vbm-sec\" id=\"cases\">\n<h2>Stvarni slu\u010dajevi uravnote\u017eavanja vretena<\/h2>\n<div class=\"vbm-cases\">\n<a class=\"vbm-case\" href=\"https:\/\/vibromera.eu\/bs\/example\/cnc-spindle-balancing-and-tool-holder-balancing\/\"><img decoding=\"async\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2026\/01\/photo_2026-01-23_22-14-46-498x1024.webp\" alt=\"Vreteno CNC obradnog centra i HSK dr\u017ea\u010d alata izbalansirani in-situ pri radnoj brzini posti\u017eu\u0107i G1.0\" loading=\"lazy\"><\/p>\n<div class=\"body\">\n<h3>CNC vreteno &amp; HSK dr\u017ea\u010d alata<\/h3>\n<p>Uravnote\u017eavanje na mjestu vretena obradnog centra i sklopa HSK dr\u017ea\u010da alata pri brzini rada, posti\u017eu\u0107i G1.0 zaostalu neuravnote\u017eanost i uklanjaju\u0107i probleme kvalitete povr\u0161ine.<\/p>\n<\/div>\n<p><\/a><\/p>\n<div class=\"vbm-case\"><img decoding=\"async\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2026\/01\/photo_2026-01-23_22-14-50.webp\" alt=\"Kompletan sklop dr\u017ea\u010da alata \u2014 dr\u017ea\u010d, collet i rezni alat \u2014 montiran na vreteno za balansiranje u stroju\" loading=\"lazy\"><\/p>\n<div class=\"body\">\n<h3>Kompletan skup uravnote\u017ean kao jedna jedinica<\/h3>\n<p>Kompletan skup &mdash; dr\u017ea\u010d, koleta i alat &mdash; uravnote\u017ean zajedno u ma\u0161ini. Svaka komponenta pridonosi svojom asimetrijom mase; uravnote\u017eavanje na nivou skupa je obavezno prema ISO 21940-11.<\/p>\n<\/div>\n<\/div>\n<div class=\"vbm-case\"><img decoding=\"async\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2026\/01\/photo_2026-01-23_22-14-53.webp\" alt=\"Vibralni akcelerometar montiran na ku\u0107i\u0161tu CNC vretena u podru\u010dju prednjeg le\u017eaja za balansiranje u polju\" loading=\"lazy\"><\/p>\n<div class=\"body\">\n<h3>Senzor u podru\u010dju prednjeg le\u017eaja<\/h3>\n<p>Akcelerometar za vibracije je fiksiran direktno na ku\u0107i\u0161te vretena pri prednjom le\u017eaju, mjerenje se vr\u0161i pri punoj brzini obrade &mdash; nije potrebno razlaganje vretena.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"vbm-sec\" id=\"calc\">\n<h2>Kalkulatori za slobodno vreteno i dr\u017eelac alata<\/h2>\n<div class=\"vbm-chips\">\n<a href=\"https:\/\/vibromera.eu\/bs\/calculators\/spindle-unbalance\/\">Kalkulator neubalansiranosti vretena<\/a><br \/>\n<a href=\"https:\/\/vibromera.eu\/bs\/calculators\/residual-unbalance-iso1940\/\">Zaostala nebalansiranist (ISO 1940)<\/a><br \/>\n<a href=\"https:\/\/vibromera.eu\/bs\/calculators\/trial-weight-calculator\/\">Kalkulator probne te\u017eine<\/a><br \/>\n<a href=\"https:\/\/vibromera.eu\/bs\/calculators\/centrifugal-force-unbalance\/\">Centrifugalna sila od neuravnote\u017eenosti<\/a>\n<\/div>\n<\/div>\n<div class=\"vbm-sec\">\n<h2>Nau\u010dite teoriju<\/h2>\n<div class=\"vbm-chips blue\">\n<a href=\"https:\/\/vibromera.eu\/bs\/glossary\/balance-quality\/\">Kvalitetne klase balansiranja<\/a><br \/>\n<a href=\"https:\/\/vibromera.eu\/bs\/glossary\/residual-unbalance\/\">Rezidualna neuravnote\u017eenost<\/a><br \/>\n<a href=\"https:\/\/vibromera.eu\/bs\/glossary\/field-balancing\/\">Field balancing<\/a><br \/>\n<a href=\"https:\/\/vibromera.eu\/bs\/glossary\/dynamic-balancing\/\">Dinami\u010dko balansiranje<\/a><br \/>\n<a href=\"https:\/\/vibromera.eu\/bs\/glossary\/two-plane-balancing\/\">balansiranje u dvije ravnine<\/a>\n<\/div>\n<\/div>\n<div class=\"vbm-sec vbm-faq\" id=\"faq\">\n<h2>\u010cesto postavljana pitanja o balansiranju vretena i dr\u017eelca alata<\/h2>\n<details>\n<summary>Trebam li sklopiti vreteno sa stroja prije balansiranja?<\/summary>\n<div class=\"ans\">Ne. Balanset-1A uravnote\u017eava sklopljeno vreteno u vlastitim le\u017eajima pri stvarnoj brzini obrade, bez razlaganja. Senzor vibracija je pri\u010dvr\u0161\u010den na ku\u0107i\u0161te vretena, a laser tahometar \u010dita faznu referencu na rotiraju\u0107em sklopu &mdash; to je sve \u0161to je potrebno. To zna\u010di da rezultat balansiranja odra\u017eava pravo stanje tijekom rada, uklju\u010duju\u0107i toplinsku predoptere\u0107enje i sile stezanja vu\u010dnog sistema koje odvojena balansirna stola ne mo\u017ee opona\u0161ati.<\/div>\n<\/details>\n<details>\n<summary>Trebam li uravnote\u017eiti samo drhelac alata ili kompletan sklop?<\/summary>\n<div class=\"ans\">Uvijek uravnote\u017eite kompletan sklop &mdash; drhelac alata, \u010dahuru i alat za rezanje zajedno. Svaka komponenta ima svoju asimetriju mase; balansiranje dr\u017ea\u010da samog ne uzima u obzir alat. Smjernice ISO 21940-11 za drhelacu alata eksplicitno zahtijevaju balansiranje na razini skupa zbog toga. Kada promijenite alat ili nanovo o\u0161trute umetak, stanje balansa se mijenja i sklop bi trebao biti ponovno provjeran prije sljede\u0107eg proizvodnog ciklusa iznad 10.000&nbsp;o\/min.<\/div>\n<\/details>\n<details>\n<summary>Koji razred balansa trebaju obradna vretena?<\/summary>\n<div class=\"ans\">G2.5 je prihvatljiv za op\u0107u obradu pri umjerenim brzinama (ispod ~10.000&nbsp;o\/min). G1.0 se preporu\u010duje za vretena koja rade iznad 10.000&nbsp;o\/min i za preciznu obradu gdje su tolerancije hrapavosti povr\u0161ine Ra ili Rz uske. Dozvoljeno zaostale neubalansiranosti u g&middot;mm ovisi o masi rotora i brzini &mdash; koristite na\u0161 <a href=\"https:\/\/vibromera.eu\/bs\/calculators\/spindle-unbalance\/\">kalkulator neubalansiranosti vretena<\/a> kako biste prona\u0161li to\u010dan limit za va\u0161u primjenu i razred.<\/div>\n<\/details>\n<details>\n<summary>Koliko \u010desto trebam uravnote\u017eavati skupove drhelca alata?<\/summary>\n<div class=\"ans\">Best practice for high-speed machining (above 10,000&nbsp;rpm) is to balance a toolholder assembly whenever a new tool is mounted for a production run. For dedicated long-run setups, rebalance after any regrind, coating process, or toolholder repair that changes mass distribution. Below 10,000&nbsp;rpm, many shops balance only when vibration symptoms appear, but proactive balancing before a high-value run is always worthwhile.<\/div>\n<\/details>\n<details>\n<summary>Mo\u017ee li Balanset-1A rukovati brzinama vretena iznad 20.000&nbsp;o\/min?<\/summary>\n<div class=\"ans\">Yes. The Balanset-1A&rsquo;s 1&times; vibration measurement range is 5&ndash;1000&nbsp;Hz, which corresponds to balancing speeds of roughly 300&ndash;60,000&nbsp;rpm. Accuracy is best up to about 33,000&nbsp;rpm (550&nbsp;Hz); above that the amplitude error grows, staying within 10% up to 1000&nbsp;Hz. In practice, ultra-high-speed spindles are often balanced at a reduced speed &mdash; a valid approach where the rotor still behaves as a rigid rotor. Use our <a href=\"https:\/\/vibromera.eu\/bs\/calculators\/spindle-unbalance\/\">kalkulator neubalansiranosti vretena<\/a> to confirm the permissible G-grade residual at your target operating speed.<\/div>\n<\/details>\n<details>\n<summary>Je li jedna ravnina korekcije dovoljna, ili trebam dvije?<\/summary>\n<div class=\"ans\">Za kratke, kompaktne skupove drhelca alata s aksijalnom \u0161irinom mnogo manjom od promjera, obi\u010dno je dovoljna jedna ravnina korekcije na prstenu za balansiranje drhelca. Za du\u017ee skupove &mdash; kao \u0161to je glatka \u0161ipka ili drhelac s produ\u017eenim doma\u017eivanjem &mdash; ili kada su dostupne i drhelac i nos vretena, balansiranje u dvije ravnine eliminira i neparnu neubalansiranost kao i stati\u010dku neubalansiranost, pru\u017eaju\u0107i potpuniju korekciju. Balanset-1A upravlja na\u010dinima balansiranja u jednoj i dvije ravnine s istom opremom.<\/div>\n<\/details>\n<\/div>\n<div class=\"vbm-band\">\n<h2>Uravnote\u017eite sklopljeno CNC vreteno &mdash; pri brzini, u stroju<\/h2>\n<p>Balanset-1A mjeri i rje\u0161ava neubalansiranost vretena pri radnoj brzini bez razlaganja, posti\u017eu\u0107i tolerancije ISO 21940-11 G1.0 i dokumentiraju\u0107i rezultat za va\u0161e kvalitativne zapise. Bez uklanjanja stroja, bez gubitka proizvodnje &mdash; samo ti\u0161e vreteno, du\u017ei vijek le\u017eaja i bolja zavr\u0161na obrada.<\/p>\n<div class=\"vbm-cta-row\">\n<a class=\"vbm-btn vbm-btn-primary\" href=\"https:\/\/vibromera.eu\/bs\/balanset-1a\/\">Pogledaj Balanset-1A<\/a><br \/>\n<a class=\"vbm-btn vbm-btn-ghost\" href=\"https:\/\/vibromera.eu\/bs\/community\/\">Postavite pitanje na forumu<\/a>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Balancing services &rsaquo; Spindles &amp; Toolholders CNC Spindle &amp; Toolholder Balancing &mdash; At Operating Speed, In the Machine High-speed machining spindles are precision instruments &mdash; even a milligram of imbalance at 24,000&nbsp;rpm generates damaging centrifugal force. We balance CNC spindles and HSK\/BT\/CAT toolholder assemblies at operating speed, in the machine, [&hellip;]<\/p>\n","protected":false},"author":0,"featured_media":0,"parent":101558,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"ai_generated_summary":"","footnotes":""},"class_list":["post-101575","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/bs\/wp-json\/wp\/v2\/pages\/101575","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/bs\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/vibromera.eu\/bs\/wp-json\/wp\/v2\/types\/page"}],"replies":[{"embeddable":true,"href":"https:\/\/vibromera.eu\/bs\/wp-json\/wp\/v2\/comments?post=101575"}],"version-history":[{"count":5,"href":"https:\/\/vibromera.eu\/bs\/wp-json\/wp\/v2\/pages\/101575\/revisions"}],"predecessor-version":[{"id":102025,"href":"https:\/\/vibromera.eu\/bs\/wp-json\/wp\/v2\/pages\/101575\/revisions\/102025"}],"up":[{"embeddable":true,"href":"https:\/\/vibromera.eu\/bs\/wp-json\/wp\/v2\/pages\/101558"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/bs\/wp-json\/wp\/v2\/media?parent=101575"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}