{"id":2367,"date":"2026-06-25T05:52:00","date_gmt":"2026-06-25T05:52:00","guid":{"rendered":"https:\/\/helicalcutgears.top\/?p=2367"},"modified":"2026-06-25T05:52:00","modified_gmt":"2026-06-25T05:52:00","slug":"helical-gear-service-factor-application-factor","status":"publish","type":"post","link":"https:\/\/helicalcutgears.top\/sk\/helical-gear-service-factor-application-factor\/","title":{"rendered":"Prev\u00e1dzkov\u00fd faktor \u0161pir\u00e1lov\u00e9ho ozuben\u00e9ho kolesa \u2014 aplika\u010dn\u00fd faktor KA, klasifik\u00e1cia a v\u00fdberov\u00e1 pr\u00edru\u010dka AGMA"},"content":{"rendered":"
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Prev\u00e1dzkov\u00fd faktor \u0161pir\u00e1lov\u00e9ho ozuben\u00e9ho kolesa \u2014 aplika\u010dn\u00fd faktor KA, klasifik\u00e1cia a v\u00fdber AGMA<\/h1>\n

Servisn\u00fd faktor (SF alebo KA) aplikovan\u00fd na \u0161pir\u00e1lov\u00e9 ozuben\u00e9 koleso<\/strong> \u0160pecifik\u00e1cia nie je bezpe\u010dnostnou rezervou, ktor\u00fa mo\u017eno konzervat\u00edvne zvoli\u0165 bez n\u00e1sledkov \u2013 priamo zn\u00e1sobuje po\u017eadovan\u00fa ve\u013ekos\u0165 ozuben\u00e9ho kolesa, druh materi\u00e1lu a n\u00e1klady. Nespr\u00e1vny prev\u00e1dzkov\u00fd faktor (pr\u00edli\u0161 n\u00edzky riskuje pred\u010dasn\u00e9 zlyhanie; pr\u00edli\u0161 vysok\u00fd plytvanie peniazmi a prid\u00e1vanie hmotnosti) je jednou z naj\u010dastej\u0161\u00edch a najn\u00e1slednej\u0161\u00edch ch\u00fdb v \u0161pecifik\u00e1cii pri obstar\u00e1van\u00ed ozuben\u00fdch kolies. T\u00e1to pr\u00edru\u010dka vysvet\u013euje, ako ur\u010di\u0165 spr\u00e1vnu hodnotu z prv\u00fdch princ\u00edpov pomocou r\u00e1mcov AGMA a ISO.<\/p>\n

Potvr\u010fte faktor slu\u017eieb pre va\u0161u \u017eiados\u0165 \u2192<\/a><\/p>\n<\/div>\n<\/div>\n

\u010co je faktor slu\u017eieb a pre\u010do existuje<\/h2>\n

Servisn\u00fd faktor (v\u0161eobecne pou\u017e\u00edvan\u00fd SF; KA v not\u00e1cii ISO 6336; pomer CSF alebo Ks v not\u00e1cii AGMA) zoh\u013ead\u0148uje skuto\u010dnos\u0165, \u017ee skuto\u010dn\u00fd \u0161pir\u00e1lov\u00e9 ozuben\u00e9 koleso<\/strong> Pohonn\u00fd syst\u00e9m pren\u00e1\u0161a \u0161pi\u010dkov\u00e9 kr\u00fatiace momenty, ktor\u00e9 presahuj\u00fa menovit\u00fd kr\u00fatiaci moment. Motor s menovit\u00fdm v\u00fdkonom 100 kW poh\u00e1\u0148aj\u00faci dopravn\u00edk neposkytuje kon\u0161tantn\u00fdch 100 kW \u2013 poskytuje premenliv\u00fd kr\u00fatiaci moment, ktor\u00fd prudko st\u00fapa po\u010das rozbehu (kr\u00fatiaci moment motora 200\u2013300% menovit\u00e9ho v\u00fdkonu), po\u010das zaseknutia produktu (kr\u00e1tkodob\u00fd kr\u00fatiaci moment pri plnom zastaven\u00ed) a po\u010das rozbehu s plne za\u0165a\u017een\u00fdm p\u00e1som. Ka\u017ed\u00e1 z t\u00fdchto prechodn\u00fdch udalost\u00ed akumuluje \u00fanavov\u00e9 po\u0161kodenie r\u00fdchlos\u0165ou \u00famernou \u0161pi\u010dkov\u00e9mu kr\u00fatiacemu momentu umocnen\u00e9mu na 6. mocninu (kontaktn\u00e1 \u00fanava) alebo 8. mocninu (\u00fanava v ohybe).<\/p>\n

Pre \u0161pir\u00e1lov\u00e9 ozuben\u00e9 koleso<\/strong> Pri menovitom kr\u00fatiacom momente s presn\u00fdm menovit\u00fdm pren\u00e1\u0161an\u00fdm kr\u00fatiacim momentom (SF = 1,0) ak\u00fdko\u013evek vrchol presahuj\u00faci 100% menovit\u00e9ho kr\u00fatiaceho momentu ur\u00fdch\u013euje po\u0161kodenie \u00fanavou materi\u00e1lu r\u00fdchlej\u0161ie, ako sa zoh\u013eadnilo pri v\u00fdpo\u010dte menovit\u00e9ho kr\u00fatiaceho momentu. SF > 1,0 poskytuje rezervu, ktor\u00e1 pokr\u00fdva tieto prechodn\u00e9 vrcholy. Praktick\u00fd d\u00f4sledok: v zmysle normy ISO 6336 KA vyn\u00e1sob\u00ed menovit\u00fa tangenci\u00e1lnu silu F_t na \u0161pir\u00e1lov\u00e9 ozuben\u00e9 koleso<\/strong> pred v\u0161etk\u00fdmi ostatn\u00fdmi krokmi v\u00fdpo\u010dtu \u2013 tak\u017ee ozuben\u00e9 koleso s KA = 1,5 mus\u00ed pren\u00e1\u0161a\u0165 1,5-n\u00e1sobok tangenci\u00e1lnej sily, \u010do si vy\u017eaduje bu\u010f v\u00e4\u010d\u0161\u00ed modul, \u0161ir\u0161iu \u0161\u00edrku \u010dela, tvrd\u0161\u00ed materi\u00e1l alebo nejak\u00fa kombin\u00e1ciu.<\/p>\n

Klasifik\u00e1cia za\u0165a\u017eenia AGMA \u2013 r\u00e1mec priemyseln\u00fdch \u0161tandardov<\/h2>\n

Norma AGMA 2101 (a jej predchodca AGMA 2001) klasifikuje pohonn\u00e9 syst\u00e9my do kombin\u00e1ci\u00ed charakteru zdroja energie a charakteru poh\u00e1\u0148an\u00e9ho stroja. Ka\u017ed\u00e1 kombin\u00e1cia ud\u00e1va odpor\u00fa\u010dan\u00fd prev\u00e1dzkov\u00fd faktor:<\/p>\n

\n\n\n\n\n\n\n\n\n
Zdroj energie<\/th>\nPoh\u00e1\u0148an\u00fd stroj: Jednotn\u00fd<\/th>\nPoh\u00e1\u0148an\u00fd stroj: \u013dahk\u00fd \u0161ok<\/th>\nPoh\u00e1\u0148an\u00fd stroj: Mierny \u0161ok<\/th>\nPoh\u00e1\u0148an\u00fd stroj: \u0164a\u017ek\u00fd tlmi\u010d<\/th>\n<\/tr>\n<\/thead>\n
Uniforma (elektromotor, parn\u00e1 turb\u00edna)<\/td>\n1.00<\/td>\n1.25<\/td>\n1.50<\/td>\n1,75 \u2013 2,00<\/td>\n<\/tr>\n
\u013dahk\u00fd \u0161ok (viacvalcov\u00fd motor)<\/td>\n1.25<\/td>\n1.50<\/td>\n1.75<\/td>\n2,00 \u2013 2,25<\/td>\n<\/tr>\n
Mierny tlmi\u010d (jednovalcov\u00fd motor)<\/td>\n1.50<\/td>\n1.75<\/td>\n2.00<\/td>\n2,25 \u2013 2,50<\/td>\n<\/tr>\n
Siln\u00fd n\u00e1raz (\u00fader, razn\u00edk)<\/td>\n1.75+<\/td>\n2.00+<\/td>\n2.25+<\/td>\n2,50 \u2013 3,00+<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Klasifik\u00e1cia poh\u00e1\u0148an\u00fdch strojov \u2013 do ktorej kateg\u00f3rie patr\u00edte?<\/h3>\n
\n\n\n\n\n\n\n\n\n
Postava AGMA<\/th>\nPr\u00edklady aplik\u00e1ci\u00ed<\/th>\n\u0160okov\u00e1 postava<\/th>\n<\/tr>\n<\/thead>\n
Uniforma<\/td>\nOdstrediv\u00e9 \u010derpadl\u00e1 a kompresory; \u013eahk\u00e9 ventil\u00e1tory; dopravn\u00edky so st\u00e1lym za\u0165a\u017een\u00edm; gener\u00e1tory<\/td>\nZa\u0165a\u017eenie takmer kon\u0161tantn\u00e9; \u010dast\u00e9 \u0161tartovanie a bez z\u00e1\u0165a\u017ee<\/td>\n<\/tr>\n
\u013dahk\u00fd \u0161ok<\/td>\nOdstrediv\u00e9 ventil\u00e1tory a d\u00fachadl\u00e1; nalo\u017een\u00e9 dopravn\u00edky; \u017eeriavov\u00fd pojazd; v\u0161eobecn\u00e9 obr\u00e1bacie stroje; tla\u010diarensk\u00e9 stroje<\/td>\nUr\u010dit\u00e9 odch\u00fdlky; zriedkav\u00e9 \u0161tartovanie s \u013eahk\u00fdm za\u0165a\u017een\u00edm; \u017eiadny siln\u00fd n\u00e1raz<\/td>\n<\/tr>\n
Mierny \u0161ok<\/td>\nGu\u013eov\u00e9 mlyny (pr\u00e1zdne); obr\u00e1bacie stroje na kov; \u0161pir\u00e1lov\u00e9 ozuben\u00e9 koleso<\/strong> pohony papierensk\u00fdch valcov (preru\u0161ovan\u00fd rez); bansk\u00e9 v\u00fd\u0165ahy; papierne; ve\u013ek\u00e9 ventil\u00e1tory<\/td>\nMierne kol\u00edsanie kr\u00fatiaceho momentu; periodick\u00e9 cykly za\u0165a\u017eenia a od\u013eah\u010denia; ur\u010dit\u00fd n\u00e1raz pri \u0161tartovan\u00ed pri miernom za\u0165a\u017een\u00ed<\/td>\n<\/tr>\n
Siln\u00fd \u0161ok<\/td>\nGu\u013eov\u00e9 mlyny (s n\u00e1kladom); pohony drvi\u010dov; ve\u013ek\u00e9 \u0161pir\u00e1lov\u00e9 ozuben\u00e9 koleso<\/strong> otvoren\u00e9 pohony; hrubovacie stolice valcovn\u00ed; pohony bagrovac\u00edch r\u00fdpadiel; \u0165a\u017ek\u00e9 dierovacie stroje; cementov\u00e9 pece<\/td>\nV\u00fdrazn\u00e9 kol\u00edsanie kr\u00fatiaceho momentu; \u010dast\u00e9 \u0165a\u017ek\u00e9 \u0161tarty; r\u00e1zov\u00e9 za\u0165a\u017eenie; mo\u017enos\u0165 kr\u00e1tkodob\u00e9ho zvr\u00e1tenia kr\u00fatiaceho momentu<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

ISO 6336 KA \u2013 Ekvivalent v medzin\u00e1rodnej norme<\/h2>\n

Norma ISO 6336-1 definuje aplika\u010dn\u00fd faktor KA ako pomer maxim\u00e1lneho vonkaj\u0161ieho dynamick\u00e9ho za\u0165a\u017eenia ozuben\u00e9ho kolesa k menovit\u00e9mu tangenci\u00e1lnemu za\u0165a\u017eeniu na rozstupovej kru\u017enici. Tabu\u013eka 1 v norme ISO 6336-1 uv\u00e1dza orienta\u010dn\u00e9 hodnoty:<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Prev\u00e1dzkov\u00fd stav hnacieho stroja<\/th>\nPrev\u00e1dzkov\u00fd stav poh\u00e1\u0148an\u00e9ho stroja<\/th>\nKA (ISO 6336)<\/th>\n<\/tr>\n<\/thead>\n
Uniforma<\/td>\nUniforma<\/td>\n1.00<\/td>\n<\/tr>\n
Uniforma<\/td>\nMierne otrasy<\/td>\n1.25<\/td>\n<\/tr>\n
Uniforma<\/td>\nSiln\u00e9 otrasy<\/td>\n1.50<\/td>\n<\/tr>\n
\u013dahk\u00e9 \u0161oky<\/td>\nUniforma<\/td>\n1.10<\/td>\n<\/tr>\n
\u013dahk\u00e9 \u0161oky<\/td>\nMierne otrasy<\/td>\n1.35<\/td>\n<\/tr>\n
\u013dahk\u00e9 \u0161oky<\/td>\nSiln\u00e9 otrasy<\/td>\n1.60<\/td>\n<\/tr>\n
Mierne otrasy<\/td>\nUniforma<\/td>\n1.25<\/td>\n<\/tr>\n
Mierne otrasy<\/td>\nMierne otrasy<\/td>\n1.50<\/td>\n<\/tr>\n
Mierne otrasy<\/td>\nSiln\u00e9 otrasy<\/td>\n1.75+<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
Vplyv KA na ve\u013ekos\u0165 prevodov\u00e9ho stup\u0148a:<\/strong> S\u00fa\u010dinite\u013e bezpe\u010dnosti kontaktnej \u00fanavy S_H = \u03c3_H lim \/ (\u03c3_H0 \u00d7 \u221aKA), kde \u03c3_H0 je nomin\u00e1lne Hertzovo kontaktn\u00e9 nap\u00e4tie. Zv\u00fd\u0161enie KA z 1,0 na 1,5 pri zachovan\u00ed kon\u0161tantnej hodnoty S_H vy\u017eaduje zn\u00ed\u017eenie \u03c3_H0 faktorom \u221a1,5 = 1,22. Ke\u010f\u017ee \u03c3_H0 \u221d 1\/(d\u2081 \u00d7 b)^0,5, dosiahnutie tohto cie\u013ea si vy\u017eaduje zv\u00e4\u010d\u0161enie ve\u013ekosti ozuben\u00e9ho kolesa (modul \u00d7 po\u010det zubov alebo \u0161\u00edrka \u010dela) pribli\u017ene o 22\u201350% \u2013 \u010do predstavuje zna\u010dn\u00fd vplyv na n\u00e1klady, v\u010faka ktor\u00e9mu je v\u00fdber KA jedn\u00fdm z najd\u00f4le\u017eitej\u0161\u00edch rozhodnut\u00ed o \u0161pecifik\u00e1cii pre... \u0161pir\u00e1lov\u00e9 ozuben\u00e9 koleso<\/strong> obstar\u00e1vanie.<\/div>\n

\u0160peci\u00e1lne pr\u00edpady, ktor\u00e9 vy\u017eaduj\u00fa vy\u0161\u0161iu KA<\/h2>\n

\u010cast\u00e9 \u0161tartovanie motora pod z\u00e1\u0165a\u017eou<\/h3>\n

\u0160tandardn\u00fd trojf\u00e1zov\u00fd asynchr\u00f3nny motor vytv\u00e1ra rozbehov\u00fd kr\u00fatiaci moment 150 \u2013 3001 TP3T menovit\u00e9ho kr\u00fatiaceho momentu v pokoji \u2013 pln\u00fd rozbehov\u00fd kr\u00fatiaci moment sa aplikuje na \u0161pir\u00e1lov\u00e9 ozuben\u00e9 koleso<\/strong> pohonn\u00fa jednotku pri ka\u017edom spusten\u00ed motora. Pre pohon, ktor\u00fd sa sp\u00fa\u0161\u0165a 10 \u2013 20-kr\u00e1t denne pri plnom za\u0165a\u017een\u00ed, m\u00f4\u017ee by\u0165 kumulovan\u00e9 po\u0161kodenie zo \u0161tartov motora zna\u010dn\u00e9. Oprava: prida\u0165 k z\u00e1kladnej hodnote KA \u201efaktor frekvencie sp\u00fa\u0161\u0165ania\u201c 1,0 \u2013 1,3 v z\u00e1vislosti od po\u010dtu denn\u00fdch \u0161tartov a multiplik\u00e1tora \u0161tartovacieho momentu. Spolo\u010dnos\u0165 Korea Ever-Power po\u017eaduje inform\u00e1cie o frekvencii sp\u00fa\u0161\u0165ania pre v\u0161etky pohony, ktor\u00e9 sa sp\u00fa\u0161\u0165aj\u00fa viac ako 5-kr\u00e1t denne.<\/p>\n

\"typy<\/p>\n

Reverzn\u00e9 pohony<\/h3>\n

Ke\u010f \u0161pir\u00e1lov\u00e9 ozuben\u00e9 koleso<\/strong> Pohon men\u00ed smer pod za\u0165a\u017een\u00edm \u2013 \u017eeriavov\u00e9 kladkostroje, valcovacie stolice pri sp\u00e4tnom chode, pohon lod\u00ed vpred\/vzad \u2013 hnac\u00ed bok aj pobre\u017en\u00fd bok ka\u017ed\u00e9ho zuba s\u00fa za\u0165a\u017een\u00e9 striedav\u00fdm nap\u00e4t\u00edm. Norma ISO 6336 zni\u017euje pr\u00edpustn\u00e9 ohybov\u00e9 nap\u00e4tie \u03c3_F lim o faktor 0,7 pre plne reverzn\u00e9 ohybov\u00e9 za\u0165a\u017eenia (YM = 0,7 v ozna\u010den\u00ed) v porovnan\u00ed s jednosmern\u00fdm za\u0165a\u017een\u00edm (YM = 1,0). To v skuto\u010dnosti vy\u017eaduje bu\u010f v\u00e4\u010d\u0161\u00ed modul, \u0161ir\u0161iu \u0161\u00edrku \u010dela, alebo tvrd\u0161\u00ed materi\u00e1l pre reverzn\u00fd pohon v porovnan\u00ed s jednosmern\u00fdm pohonom s rovnak\u00fdm menovit\u00fdm kr\u00fatiacim momentom.<\/p>\n

N\u00fadzov\u00e9 pre\u0165a\u017eenie \u2013 pos\u00fadenie \u0161pi\u010dkov\u00e9ho kr\u00fatiaceho momentu<\/h3>\n

Norma ISO 6336 tie\u017e vy\u017eaduje, aby \u0161pir\u00e1lov\u00e9 ozuben\u00e9 koleso<\/strong> pre\u017ei\u0165 \u0161pecifikovan\u00e9 n\u00fadzov\u00e9 pre\u0165a\u017eenie (typicky 200 \u2013 3001 TP3T menovit\u00e9ho kr\u00fatiaceho momentu pre jednu alebo nieko\u013eko udalost\u00ed) bez zlomenia zuba. Toto sa kontroluje oproti maxim\u00e1lnemu povolen\u00e9mu ohybov\u00e9mu nap\u00e4tiu, a nie oproti limitu \u00fanavov\u00e9ho ohybov\u00e9ho nap\u00e4tia, s pou\u017eit\u00edm statick\u00e9ho bezpe\u010dnostn\u00e9ho faktora S_F_stat \u2265 1,0 pri \u0161pi\u010dkovom pre\u0165a\u017eovacom kr\u00fatiacom momente vyn\u00e1sobenom statick\u00fdm pre\u0165a\u017eovac\u00edm faktorom Y_S. Pre cementov\u00e9 mlyny s udalos\u0165ami op\u00e4tovn\u00e9ho spustenia zamrznutej vs\u00e1dzky (kr\u00fatiaci moment do 4001 TP3T menovit\u00e9ho kr\u00fatiaceho momentu) t\u00e1to kontrola \u010dasto ur\u010duje v\u00fdber prevodov\u00e9ho modulu, a nie kontrolu \u00fanavy pri menovitom kr\u00fatiacom momente.<\/p>\n

Naj\u010dastej\u0161ia chyba servisn\u00e9ho faktora \u2013 ignorovanie \u0161tartovacieho momentu motora<\/h2>\n

Naj\u010dastej\u0161ia chyba v \u0161pir\u00e1lov\u00e9 ozuben\u00e9 koleso<\/strong> V\u00fdber prev\u00e1dzkov\u00e9ho faktora znamen\u00e1, \u017ee pohon elektromotora sa pova\u017euje za \u201erovnomern\u00fd\u201c bez zoh\u013eadnenia charakterist\u00edk rozbehov\u00e9ho kr\u00fatiaceho momentu motora. Asynchr\u00f3nny motor s klietkou s priamym \u0161tartom (DOL) aplikuje v momente spustenia 250 \u2013 3501 TP3T menovit\u00e9ho kr\u00fatiaceho momentu. Ak sa pohon spust\u00ed 3 \u2013 5-kr\u00e1t denne, v podstate to znamen\u00e1, \u017ee prevodovka za\u017eije pribli\u017ene 3 \u2013 5 udalost\u00ed \u0161pi\u010dkov\u00e9ho kr\u00fatiaceho momentu denne pri 2,5 \u2013 3,5 \u00d7 menovit\u00fd kr\u00fatiaci moment \u2013 \u200b\u200b\u010do zodpoved\u00e1 klasifik\u00e1cii zdroja AGMA \u201emierny n\u00e1raz\u201c, nie \u201erovnomern\u00fd\u201c. Priamym d\u00f4sledkom je v\u00fdber KA = 1,0 pre tak\u00fdto pohon a n\u00e1sledn\u00e1 pred\u010dasn\u00e1 \u00fanava zubov v ohybe pri 30 \u2013 501 TP3T vypo\u010d\u00edtanej \u017eivotnosti.<\/p>\n

Rie\u0161enie: bu\u010f aplikova\u0165 korekciu rozbehov\u00e9ho momentu na prev\u00e1dzkov\u00fd faktor, alebo \u0161pecifikova\u0165 soft\u0161tart\u00e9r alebo VFD (frekven\u010dn\u00fd meni\u010d), ktor\u00fd obmedzuje rozbehov\u00fd moment motora na 100 \u2013 1 201 TP3T menovit\u00e9ho \u2013 \u010d\u00edm sa skuto\u010dn\u00fd pohon premen\u00ed na skuto\u010dne \u201ejednotn\u00fd\u201c zdroj, ktor\u00fd od\u00f4vod\u0148uje KA = 1,0 \u2013 1,25.<\/p>\n

Referen\u010dn\u00fd \u00fadaj o faktore slu\u017eieb \u0161pecifick\u00fdch pre dan\u00fa aplik\u00e1ciu<\/h2>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Aplik\u00e1cia<\/th>\nTypick\u00e1 KA<\/th>\nPrim\u00e1rny vodi\u010d<\/th>\n<\/tr>\n<\/thead>\n
Odstrediv\u00e9 \u010derpadlo (stabiln\u00fd prietok, \u0161tart s frekven\u010dn\u00fdm meni\u010dom)<\/td>\n1,00 \u2013 1,10<\/td>\nUniforma \u0161pir\u00e1lov\u00e9 ozuben\u00e9 koleso<\/strong> pohon + rovnomern\u00e9 za\u0165a\u017eenie; frekven\u010dn\u00fd meni\u010d eliminuje n\u00e1razy pri \u0161tarte<\/td>\n<\/tr>\n
Priemyseln\u00fd ventil\u00e1tor, odstrediv\u00fd ventil\u00e1tor (priamy \u0161tart)<\/td>\n1,25 \u2013 1,50<\/td>\n\u0160tart motora DOL pri kr\u00fatiacom momente 250%; zotrva\u010dnos\u0165 ventil\u00e1tora predl\u017euje dobu \u0161tartu<\/td>\n<\/tr>\n
V\u0161eobecn\u00fd dopravn\u00edk, poh\u00e1\u0148an\u00fd p\u00e1som (\u0161tart so za\u0165a\u017een\u00edm)<\/td>\n1,25 \u2013 1,50<\/td>\n\u0160tartovanie s nalo\u017een\u00fdm vozidlom; zaseknutie produktu; udalosti preklz\u00e1vania reme\u0148a<\/td>\n<\/tr>\n
CNC obr\u00e1bac\u00ed stroj, tla\u010diarensk\u00fd lis<\/td>\n1.25<\/td>\nServoriadenie s obmedzen\u00edm kr\u00fatiaceho momentu; n\u00edzke r\u00e1zy<\/td>\n<\/tr>\n
Bansk\u00fd v\u00fd\u0165ah (klietka)<\/td>\n1,50 \u2013 2,00<\/td>\n\u010cast\u00e9 \u0161tarty pri plnom za\u0165a\u017een\u00ed; pr\u00edpady vytrhnutia lana<\/td>\n<\/tr>\n
Gu\u013eov\u00fd mlyn, SAG mlyn<\/td>\n2,00 \u2013 2,50<\/td>\nKatarakta n\u00e1boja gule; zamrznut\u00fd re\u0161tart n\u00e1boja; periodick\u00e9 pre\u0165a\u017eenie<\/td>\n<\/tr>\n
\u010ce\u013eus\u0165ov\u00fd drvi\u010d, n\u00e1razov\u00fd drvi\u010d<\/td>\n2,00 \u2013 3,00<\/td>\nPriame n\u00e1razov\u00e9 za\u0165a\u017eenie pri vstupe do skaly; udalosti s netesnos\u0165ami zo \u017eeleza<\/td>\n<\/tr>\n
Hrubovacia stolica valcovne<\/td>\n1,75 \u2013 2,25<\/td>\n\u0160ok od z\u00e1beru pri vstupe do polotovaru; chyby pri prisp\u00f4sobovan\u00ed r\u00fdchlosti<\/td>\n<\/tr>\n
Hlavn\u00fd lodn\u00fd pohon (dvojmotorov\u00fd)<\/td>\n1,50 \u2013 2,00<\/td>\nNerovnomernos\u0165 kr\u00fatiaceho momentu motora; n\u00fadzov\u00e9 brzdenie; man\u00e9vrovacie za\u0165a\u017eenia<\/td>\n<\/tr>\n
Prevodovka veternej turb\u00edny (pod\u013ea AGMA 6006)<\/td>\nSpektrum (nie jeden KA)<\/td>\nAGMA 6006 vy\u017eaduje anal\u00fdzu spektra pln\u00e9ho za\u0165a\u017eenia \u2013 jeden KA nie je dostato\u010dn\u00fd<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Korea Ever-Power \u2014 Dokument\u00e1cia k faktoru slu\u017eieb pri ka\u017edej objedn\u00e1vke<\/h2>\n

\"aplik\u00e1cia<\/p>\n

Spr\u00e1vny v\u00fdber servisn\u00e9ho faktora pre tento \u0165a\u017ek\u00fd priemysel \u0161pir\u00e1lov\u00e9 ozuben\u00e9 koleso<\/strong> Pohon vy\u017eaduje znalos\u0165 charakteru zdroja energie (elektromotor s priamym alebo m\u00e4kk\u00fdm \u0161tartom), charakteru poh\u00e1\u0148an\u00e9ho stroja (\u00farove\u0148 r\u00e1zov) a ak\u00fdchko\u013evek \u0161peci\u00e1lnych udalost\u00ed (\u010dast\u00e9 rozbehy, reverz\u00e1cia, n\u00fadzov\u00e9 pre\u0165a\u017eenie). V\u0161etky \u0161tyri musia by\u0165 deklarovan\u00e9 pred potvrden\u00edm \u0161pecifik\u00e1cie prevodov\u00e9ho stup\u0148a.<\/p>\n

Spolo\u010dnos\u0165 Korea Ever-Power po\u017eaduje od z\u00e1kazn\u00edkov nasleduj\u00face inform\u00e1cie pre v\u0161etk\u00fdch ozuben\u00e9 koleso so \u0161pir\u00e1lov\u00fdm rezom<\/strong> objedn\u00e1vky, kde aplik\u00e1cia zah\u0155\u0148a \u0161tartovanie pod z\u00e1\u0165a\u017eou, n\u00e1razom alebo reverz\u00e1ciou: typ zdroja energie (typ motora, sp\u00f4sob \u0161tartovania), typ poh\u00e1\u0148an\u00e9ho stroja a klasifik\u00e1cia n\u00e1razov, denn\u00e1 frekvencia \u0161tartovania, pr\u00edtomnos\u0165 reverzn\u00e9ho za\u0165a\u017eenia a v\u0161etky zn\u00e1me udalosti \u0161pi\u010dkov\u00e9ho pre\u0165a\u017eenia. Tieto inform\u00e1cie sa pou\u017e\u00edvaj\u00fa na ur\u010denie KA pou\u017eitej na v\u00fdpo\u010det prevodov\u00e9ho stup\u0148a, ktor\u00fd priamo stanovuje minim\u00e1lny po\u017eadovan\u00fd modul a druh materi\u00e1lu pre stanoven\u00fa \u017eivotnos\u0165. Ako priamy v\u00fdrobca \u0161pir\u00e1lov\u00fdch ozuben\u00fdch kolies<\/a>Spolo\u010dnos\u0165 Korea Ever-Power uv\u00e1dza pou\u017eit\u00fa hodnotu KA v dokument\u00e1cii k objedn\u00e1vke prevodovky, tak\u017ee kompletn\u00fd technick\u00fd z\u00e1klad pre \u0161pecifik\u00e1ciu prevodovky je transparentn\u00fd a auditovate\u013en\u00fd. Prezrite si sortiment \u0161pir\u00e1lov\u00fdch ozuben\u00fdch kolies<\/a> pre \u0161tandardn\u00e9 a z\u00e1kazkov\u00e9 priemyseln\u00e9 prevody.<\/p>\n

\u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n
M\u00f4\u017eem pou\u017ei\u0165 KA = 1,0 pre pohon so \u0161pir\u00e1lov\u00fdm ozuben\u00fdm kolesom poh\u00e1\u0148an\u00fd meni\u010dom frekvencie (VFD)?<\/strong><\/p>\n

\u00c1no \u2013 za predpokladu, \u017ee frekven\u010dn\u00fd meni\u010d (VFD) je naprogramovan\u00fd tak, aby obmedzil akcelera\u010dn\u00fd kr\u00fatiaci moment na 100 \u2013 1 201 TP3T menovit\u00e9ho po\u010das \u0161tartu a zastavovania a poh\u00e1\u0148an\u00fd stroj m\u00e1 rovnomern\u00fa za\u0165a\u017eovaciu charakteristiku. VFD eliminuje \u0161pi\u010dkov\u00fd \u0161tartovac\u00ed kr\u00fatiaci moment motora DOL, \u010d\u00edm sa pohon st\u00e1va skuto\u010dne \u201ejednotn\u00fdm\u201c z h\u013eadiska zdroja energie AGMA. Ak v\u0161ak samotn\u00fd poh\u00e1\u0148an\u00fd stroj sp\u00f4sobuje r\u00e1zy (drvi\u010d, mlyn), pr\u00edspevok KA poh\u00e1\u0148an\u00e9ho stroja sa uplat\u0148uje bez oh\u013eadu na zdroj energie. VFD poh\u00e1\u0148aj\u00faci gu\u013eov\u00fd mlyn je kombin\u00e1ciou Jednotn\u00fd zdroj energie + \u0164a\u017ek\u00fd r\u00e1zov\u00fd stroj = AGMA, ktor\u00e1 st\u00e1le vy\u017eaduje KA \u2248 1,75.<\/p>\n<\/div>\n

Men\u00ed KA po\u017eadovan\u00fa triedu presnosti DIN alebo iba ve\u013ekos\u0165 ozuben\u00e9ho kolesa?<\/strong><\/p>\n

KA priamo ovplyv\u0148uje \u0161pir\u00e1lov\u00e9 ozuben\u00e9 koleso<\/strong> ve\u013ekos\u0165 a druh materi\u00e1lu pri v\u00fdpo\u010dte \u00fanavy materi\u00e1lu, nie trieda presnosti DIN. Trieda presnosti DIN je ur\u010den\u00e1 po\u017eiadavkami na r\u00fdchlos\u0165 a hluk. V\u00e4\u010d\u0161ie moduly ozuben\u00fdch kolies (vy\u017eadovan\u00e9 vy\u0161\u0161ou KA) sa v\u0161ak niekedy \u013eah\u0161ie dosiahnu pri danej triede DIN, preto\u017ee absol\u00fatne hodnoty tolerancie sa menia s modulom. A \u0161pir\u00e1lov\u00e9 ozuben\u00e9 koleso<\/strong> Ozuben\u00e9 koleso M10 DIN triedy 6 m\u00e1 v\u00e4\u010d\u0161ie absol\u00fatne tolerancie profilu a st\u00fapania ako ozuben\u00e9 koleso M5 DIN triedy 6, \u010do zna\u010dne u\u013eah\u010duje v\u00fdrobu ozuben\u00e9ho kolesa M10 pod\u013ea \u0161pecifikovanej triedy. Toto je sekund\u00e1rny efekt a neod\u00f4vod\u0148uje zmenu \u0161pecifik\u00e1cie triedy DIN.<\/p>\n<\/div>\n

Ak\u00fd je rozdiel medzi KA (aplika\u010dn\u00fd faktor) a KV (dynamick\u00fd faktor) v norme ISO 6336?<\/strong><\/p>\n

KA zoh\u013ead\u0148uje zmeny vonkaj\u0161ieho za\u0165a\u017eenia z \u0161pir\u00e1lov\u00e9 ozuben\u00e9 koleso<\/strong> hnac\u00ed syst\u00e9m \u2013 za\u0165a\u017eenia generovan\u00e9 zdrojom energie alebo charakteristikami poh\u00e1\u0148an\u00e9ho stroja (n\u00e1raz, rozbeh, reverz\u00e1cia). KV zoh\u013ead\u0148uje vn\u00fatorn\u00e9 dynamick\u00e9 za\u0165a\u017eenia \u2013 dodato\u010dn\u00e9 sily na zuboch generovan\u00e9 vlastnou prevodovou chybou ozuben\u00e9ho kolesa a dynamiku hmotnosti a pru\u017einy ozuben\u00e9ho syst\u00e9mu pri prev\u00e1dzkovej r\u00fdchlosti. Obe hodnoty vyn\u00e1sobia nomin\u00e1lnu tangenci\u00e1lnu silu pri v\u00fdpo\u010dte menovit\u00e9ho v\u00fdkonu. Pri n\u00edzkej r\u00fdchlosti na osi rozstupu ( 20 m\/s) pre ozuben\u00e9 koleso triedy DIN 8 m\u00f4\u017ee KV dosiahnu\u0165 1,4 \u2013 1,8. Kompletn\u00fd \u0161pir\u00e1lov\u00e9 ozuben\u00e9 koleso<\/strong> Hodnotenie pou\u017e\u00edva KA \u00d7 KV \u00d7 KH \u00d7 KF ako kombinovan\u00e9 faktory \u2013 nielen KA samostatne.<\/p>\n<\/div>\n

Ak existuj\u00faci prevodov\u00fd stupe\u0148 pred\u010dasne zlyhal, mal by n\u00e1hradn\u00fd prevodov\u00fd stupe\u0148 pou\u017ei\u0165 vy\u0161\u0161\u00ed koeficient KA?<\/strong><\/p>\n

\u00c1no \u2013 ak \u0161pir\u00e1lov\u00e9 ozuben\u00e9 koleso<\/strong> Ak bol sp\u00f4sob poruchy jamkov\u00e1 k\u00f4ra alebo \u00fanava v d\u00f4sledku ohybu kore\u0148a zuba pri menej ako 50% vypo\u010d\u00edtanej projektovanej \u017eivotnosti, projektovan\u00e1 KA bola pravdepodobne pr\u00edli\u0161 n\u00edzka pre skuto\u010dn\u00e9 prev\u00e1dzkov\u00e9 za\u0165a\u017eenie. Slu\u017eba anal\u00fdzy por\u00fach spolo\u010dnosti Korea Ever-Power (pozri \u010dl\u00e1nok o anal\u00fdze por\u00fach) identifikuje sp\u00f4sob poruchy a porovn\u00e1va po\u017eadovan\u00fa KA pri pozorovanej \u017eivotnosti pri poruche s p\u00f4vodne \u0161pecifikovanou KA. Ak s\u00fa zn\u00e1me skuto\u010dn\u00e9 udalosti \u0161pi\u010dkov\u00e9ho kr\u00fatiaceho momentu, n\u00e1hrada \u0161pir\u00e1lov\u00e9 ozuben\u00e9 koleso<\/strong> je \u0161pecifikovan\u00fd pri spr\u00e1vnej KA z prvej objedn\u00e1vky. Ak skuto\u010dn\u00e9 za\u0165a\u017eenie nie je zn\u00e1me, pred \u0161pecifikovan\u00edm v\u00fdmeny sa odpor\u00fa\u010da meranie kr\u00fatiaceho momentu pr\u00edstrojom po\u010das dvoch t\u00fd\u017ed\u0148ov be\u017enej prev\u00e1dzky \u2013 inak m\u00f4\u017ee nov\u00fd prevodov\u00fd stupe\u0148 zlyha\u0165 v rovnakom intervale.<\/p>\n<\/div>\n

\n

Potvr\u010fte spr\u00e1vny servisn\u00fd faktor pre va\u0161u aplik\u00e1ciu so \u0161pir\u00e1lov\u00fdm ozuben\u00fdm kolesom<\/h2>\n

Uve\u010fte typ zdroja energie, charakter poh\u00e1\u0148an\u00e9ho stroja, denn\u00fa frekvenciu sp\u00fa\u0161\u0165ania a v\u0161etky pr\u00edpady \u0161pi\u010dkov\u00e9ho pre\u0165a\u017eenia. Spolo\u010dnos\u0165 Korea Ever-Power ur\u010d\u00ed spr\u00e1vnu KA, zobraz\u00ed v\u00fdsledn\u00fd modul a po\u017eiadavku na triedu materi\u00e1lu a zdokumentuje z\u00e1klad v \u0161pecifik\u00e1cii objedn\u00e1vky \u2013 \u010d\u00edm zabezpe\u010d\u00ed \u00fapln\u00fa auditovate\u013enos\u0165 pre v\u00fdpo\u010det \u00fanavovej \u017eivotnosti.<\/p>\n

Potvr\u010fte KA pre svoju \u017eiados\u0165<\/a>
\nSortiment \u0161pir\u00e1lov\u00fdch ozuben\u00fdch kolies<\/a><\/div>\n

Klasifik\u00e1cia AGMA 2101 \u00b7 ISO 6336 KA \u00b7 Korekcia rozbehovej frekvencie \u00b7 Reverzn\u00fd faktor za\u0165a\u017eenia \u00b7 KA zdokumentovan\u00e1 v ka\u017edej objedn\u00e1vke<\/p>\n<\/div>\n

Redaktor: Cxm<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"

Prev\u00e1dzkov\u00fd faktor \u0161pir\u00e1lov\u00e9ho ozuben\u00e9ho kolesa \u2013 aplika\u010dn\u00fd faktor KA, klasifik\u00e1cia a v\u00fdber AGMA Prev\u00e1dzkov\u00fd faktor (SF alebo KA) aplikovan\u00fd na \u0161pecifik\u00e1ciu \u0161pir\u00e1lov\u00e9ho ozuben\u00e9ho kolesa nie je bezpe\u010dnostnou rezervou, ktor\u00fa mo\u017eno konzervat\u00edvne zvoli\u0165 bez n\u00e1sledkov \u2013 priamo n\u00e1sob\u00ed po\u017eadovan\u00fa ve\u013ekos\u0165 ozuben\u00e9ho kolesa, druh materi\u00e1lu a n\u00e1klady. Nespr\u00e1vny prev\u00e1dzkov\u00fd faktor (pr\u00edli\u0161 n\u00edzke rizik\u00e1 [\u2026]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[3082],"tags":[],"class_list":["post-2367","post","type-post","status-publish","format-standard","hentry","category-helical-gears"],"_links":{"self":[{"href":"https:\/\/helicalcutgears.top\/sk\/wp-json\/wp\/v2\/posts\/2367","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/helicalcutgears.top\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/helicalcutgears.top\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/helicalcutgears.top\/sk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/helicalcutgears.top\/sk\/wp-json\/wp\/v2\/comments?post=2367"}],"version-history":[{"count":2,"href":"https:\/\/helicalcutgears.top\/sk\/wp-json\/wp\/v2\/posts\/2367\/revisions"}],"predecessor-version":[{"id":2372,"href":"https:\/\/helicalcutgears.top\/sk\/wp-json\/wp\/v2\/posts\/2367\/revisions\/2372"}],"wp:attachment":[{"href":"https:\/\/helicalcutgears.top\/sk\/wp-json\/wp\/v2\/media?parent=2367"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/helicalcutgears.top\/sk\/wp-json\/wp\/v2\/categories?post=2367"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/helicalcutgears.top\/sk\/wp-json\/wp\/v2\/tags?post=2367"}],"curies":[{"name":"pracovn\u00fd list","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}