{"id":1042,"date":"2026-06-23T05:51:44","date_gmt":"2026-06-23T05:51:44","guid":{"rendered":"https:\/\/planetary-gearboxes.com\/?p=1042"},"modified":"2026-06-23T05:51:44","modified_gmt":"2026-06-23T05:51:44","slug":"track-drive-planetary-gearbox-for-drilling-rigs","status":"publish","type":"post","link":"https:\/\/planetary-gearboxes.com\/sk\/track-drive-planetary-gearbox-for-drilling-rigs\/","title":{"rendered":"Plan\u00e9tov\u00e1 prevodovka s pohonom p\u00e1sov pre vrtn\u00e9 s\u00fapravy"},"content":{"rendered":"
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\"Plan\u00e9tov\u00e1<\/p>\n

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Aplika\u010dn\u00e9 in\u017einierstvo<\/span>
\nVrtn\u00e9 s\u00fapravy \u00b7 Presn\u00e9 \u0165a\u017eenie elektrickou kladkou<\/span><\/div>\n

Plan\u00e9tov\u00e1 prevodovka s p\u00e1sov\u00fdm pohonom pre vrtn\u00e9 s\u00fapravy \u2013 presun 80 ton s presnos\u0165ou na centimetre, desiatky kr\u00e1t za smenu<\/h1>\n

Pohon p\u00e1sov vrtnej s\u00fapravy pracuje 5 a\u017e 151 ton denne. Po\u010das t\u00fdchto 5 a\u017e 151 ton v\u0161ak mus\u00ed zabezpe\u010di\u0165 nie\u010do, \u010do sa od \u017eiadneho in\u00e9ho pohonu p\u00e1sov neo\u010dak\u00e1va: opakovate\u013en\u00fa presnos\u0165 polohovania meran\u00fa v centimetroch, zo stroja, ktor\u00fd v\u00e1\u017ei rovnako ako nalo\u017een\u00fd p\u00e1sov\u00fd \u017eeriav.<\/p>\n

Prehliada\u0165 plan\u00e9tov\u00e9 prevodovky s pohonom p\u00e1sov \u2192<\/a><\/p>\n<\/div>\n<\/div>\n<\/section>\n

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\u010co odli\u0161uje pohon p\u00e1sov vrtnej s\u00fapravy od v\u0161etk\u00fdch ostatn\u00fdch koncov\u00fdch prevodov<\/h2>\n

Bagre neust\u00e1le riadia. Buldoz\u00e9ry tla\u010dia nepretr\u017eite. Skl\u00e1pa\u010de prepravuj\u00fa cel\u00e9 hodiny. Vrtn\u00e1 s\u00faprava nerob\u00ed ni\u010d z toho. Stoj\u00ed na mieste \u2013 v\u0155ta \u2013 po\u010das 85 a\u017e 951 ton svojej prev\u00e1dzkovej doby. plan\u00e9tov\u00e1 prevodovka s pohonom p\u00e1sov<\/a> zap\u00e1ja sa iba po\u010das pres\u00favania: kr\u00e1tky pohyb premiestnenia medzi vyv\u0155tan\u00fdmi otvormi, ktor\u00fd zvy\u010dajne pokr\u00fdva 5 a\u017e 30 metrov, trv\u00e1 1 a\u017e 3 min\u00faty a vykon\u00e1va sa 15 a\u017e 60-kr\u00e1t za smenu.<\/p>\n

Tento n\u00edzky pracovn\u00fd cyklus by mohol nazna\u010dova\u0165, \u017ee pohon ko\u013eaj\u00ed je m\u00e1lo za\u0165a\u017een\u00fd. Opak je pravdou. Po\u010das ka\u017edej jazdy elektri\u010dky mus\u00ed pohon ko\u013eaj\u00ed vykona\u0165 tri n\u00e1ro\u010dn\u00e9 \u00falohy v r\u00fdchlom slede:<\/p>\n

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01<\/div>\n
Odtrhnutie od stacion\u00e1rneho stavu<\/div>\n

S\u00faprava po\u010das v\u0155tania st\u00e1la nieko\u013eko min\u00fat a\u017e hod\u00edn. P\u00e1sy sa mohli usadi\u0165 v povrchu zeme. Odtrh\u00e1vac\u00ed moment \u2013 \u200b\u200bkr\u00fatiaci moment potrebn\u00fd na prekonanie statick\u00e9ho trenia a pri\u013enavosti k zemi \u2013 m\u00f4\u017ee 1,5 a\u017e 2,5-kr\u00e1t prekro\u010di\u0165 ust\u00e1len\u00fd kr\u00fatiaci moment pri pres\u00favan\u00ed. Pohon p\u00e1sov mus\u00ed tento maxim\u00e1lny v\u00fdkon dosiahnu\u0165 bez v\u00e1hania.<\/p>\n<\/div>\n

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02<\/div>\n
Kontrolovan\u00e1 tranzitn\u00e1 doprava<\/div>\n

S\u00faprava sa pohybuje po povrchu plo\u0161iny alebo rampy r\u00fdchlos\u0165ou 1,5 a\u017e 3,5 km\/h a obch\u00e1dza v\u00fdsypky, in\u00e9 zariadenia a zna\u010dky trhacieho vzoru. Obsluha mus\u00ed udr\u017eiava\u0165 smerov\u00fa kontrolu na svahoch so sklonom od 10 do 151 stup\u0148ov Celzia, ktor\u00e9 s\u00fa be\u017en\u00e9 na plo\u0161in\u00e1ch lomov a bansk\u00fdch plo\u0161in\u00e1ch.<\/p>\n<\/div>\n

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03<\/div>\n
Presn\u00e9 kone\u010dn\u00e9 polohovanie<\/div>\n

Posledn\u00fdch 0,5 a\u017e 2 metre dr\u00e1hy vy\u017eaduj\u00fa, aby s\u00faprava plynulo spomalila a zastavila sa s osou vrtn\u00e9ho sto\u017eiara v rozmedz\u00ed 50 a\u017e 100 mm od polohy cie\u013eov\u00e9ho otvoru. Toto mikropolohovanie pri takmer nulovej r\u00fdchlosti vy\u017eaduje prenos kr\u00fatiaceho momentu bez v\u00f4le \u2013 ak\u00e1ko\u013evek v\u00f4\u013ea v plan\u00e9tov\u00fdch prevodoch sa priamo premieta do prekro\u010denia alebo kol\u00edsania polohy.<\/p>\n<\/div>\n<\/div>\n<\/section>\n

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\u010cas cyklu medzi jednotliv\u00fdmi podlo\u017ekami \u2013 Ako pohon p\u00e1sov ur\u010duje produktivitu v\u0155tania<\/h2>\n

Pri produk\u010dnom v\u0155tan\u00ed \u2013 vzory trhac\u00edch otvorov na bansk\u00fdch laviciach, z\u00e1kladov\u00e9 pil\u00f3ty na stavenisk\u00e1ch, geotechnick\u00e9 prieskumn\u00e9 siete \u2013 je po\u010det vyv\u0155tan\u00fdch otvorov za smenu prim\u00e1rnym ukazovate\u013eom produktivity. Ka\u017ed\u00fd otvor vy\u017eaduje tri \u010dasov\u00e9 zlo\u017eky: pres\u00favanie (pohon p\u00e1sov), nastavenie (nivel\u00e1cia a umiestnenie sto\u017eiara) a v\u0155tanie (rota\u010dn\u00e1 hlava). \u010cas pres\u00favania je zlo\u017eka, ktor\u00fa najviac ovplyv\u0148uje v\u00fdkon pohonu p\u00e1sov.<\/p>\n

\n\n\n\n\n\n\n\n\n
Typ s\u00fapravy<\/th>\nHmotnos\u0165 (t)<\/th>\nVzdialenos\u0165 elektri\u010dky<\/th>\nR\u00fdchlos\u0165 elektri\u010dky<\/th>\n\u010cas elektri\u010dky<\/th>\nKr\u00fatiaci moment trate (Nm)<\/th>\n<\/tr>\n<\/thead>\n
Rota\u010dn\u00e1 v\u0155ta\u010dka na trhacie otvory<\/td>\n60 \u2013 120<\/td>\n5 \u2013 15 m<\/td>\n1,5 \u2013 2,5 km\/h<\/td>\n30 \u2013 90 sek\u00fand<\/td>\n50 000 \u2013 100 000<\/td>\n<\/tr>\n
Pil\u00f3tov\u00e1 s\u00faprava (CFA \/ zat\u013akan\u00e1)<\/td>\n40 \u2013 90<\/td>\n3 \u2013 10 m<\/td>\n1,0 \u2013 2,0 km\/h<\/td>\n20 \u2013 60 sek\u00fand<\/td>\n35 000 \u2013 75 000<\/td>\n<\/tr>\n
DTH kladivov\u00e1 s\u00faprava<\/td>\n25 \u2013 55<\/td>\n5 \u2013 20 m<\/td>\n2,0 \u2013 3,5 km\/h<\/td>\n20 \u2013 60 sek\u00fand<\/td>\n20 000 \u2013 45 000<\/td>\n<\/tr>\n
HDD (horizont\u00e1lne smerov\u00fd)<\/td>\n15 \u2013 45<\/td>\n50 \u2013 500 m<\/td>\n2,5 \u2013 4,0 km\/h<\/td>\n2 \u2013 10 min\u00fat<\/td>\n15 000 \u2013 40 000<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
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V\u00fdpo\u010det produktivity:<\/strong> V\u0155ta\u010dka na trhacie otvory s v\u00fdkopovou d\u013a\u017ekou 7 metrov vytvor\u00ed 40 otvorov za smenu: celkov\u00fd \u010das v\u0155tania = 40 x 8 min = 320 min. Celkov\u00fd \u010das v\u0155tania pri r\u00fdchlosti 60 sek\u00fand\/v\u0155ta\u010dka = 40 min. \u010cas pr\u00edpravy pri r\u00fdchlosti 90 sek\u00fand\/v\u0155ta\u010dka = 60 min. Celkom = 420 min (7 hod\u00edn). Ak sa r\u00fdchlos\u0165 v\u0155ta\u010dky zv\u00fd\u0161i o 301 TP3T v\u010faka r\u00fdchlej\u0161iemu pohonu ko\u013eaj\u00ed, \u010das v\u0155tania sa skr\u00e1ti zo 40 na 28 min\u00fat \u2013 \u010d\u00edm sa u\u0161etr\u00ed 12 min\u00fat na smenu, \u010do sa premieta do 1,5 otvoru navy\u0161e. Pri cene 3,50 USD za tonu odp\u00e1lenej horniny a 500 ton\u00e1ch na otvor sa u\u0161etren\u00fdch 12 min\u00fat \u010dasu v\u0155tania zn\u00ed\u017ei na 2 625 USD za smenu.<\/p>\n<\/div>\n<\/section>\n

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Presn\u00e9 polohovanie \u2013 ako p\u00e1sov\u00fd pohon dosahuje presnos\u0165 na \u00farovni centimetrov pri hmotnosti 80 ton<\/h2>\n

Vzor trhac\u00edch otvorov na lomovej lavici m\u00e1 otvory rozmiestnen\u00e9 v intervaloch 3 a\u017e 5 metrov. Vrtn\u00e1 s\u00faprava mus\u00ed umiestni\u0165 svoj sto\u017eiar do 50 a\u017e 100 mm od navrhnut\u00e9ho stredu otvoru. Na modern\u00fdch vrtn\u00fdch s\u00faprav\u00e1ch s GPS nav\u00e1dzan\u00edm naviga\u010dn\u00fd syst\u00e9m nav\u00e1dza oper\u00e1tora k cie\u013eu \u2013 ale pohon p\u00e1sov mus\u00ed zabezpe\u010di\u0165 kone\u010dn\u00fa presnos\u0165 polohovania.<\/p>\n

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Pre\u010do je v\u00f4\u013ea d\u00f4le\u017eit\u00e1 Viac o vrtn\u00fdch s\u00faprav\u00e1ch<\/div>\n

Ke\u010f obsluha uvo\u013en\u00ed p\u00e1ku pojazdu, aby zastavila s\u00fapravu, hydraulick\u00fd motor spomal\u00ed na nulu. Ak\u00e1ko\u013evek v\u00f4\u013ea v plan\u00e9tovom prevodovom s\u00fakol\u00ed umo\u017en\u00ed ozuben\u00e9mu kolesu mierne sa ot\u00e1\u010da\u0165 za zam\u00fd\u0161\u013ean\u00fd bod zastavenia \u2013 stroj sa dobehne o hodnotu v\u00f4le vyn\u00e1soben\u00fa polomerom ozuben\u00e9ho kolesa. Pri 10 obl\u00fakov\u00fdch min\u00fatach v\u00f4le na 600 mm PCD ozubenom kolese: prekro\u010denie = (10\/60) x (p\u00ed\/180) x 300 = 0,87 mm. Toto je zanedbate\u013en\u00e9. Ale pri 30 obl\u00fakov\u00fdch min\u00fatach (opotrebovan\u00e1 prevodovka): prekro\u010denie = 2,6 mm. A s dynamick\u00fdmi \u00fa\u010dinkami 100-tonov\u00e9ho stroja spoma\u013euj\u00faceho na svahu m\u00f4\u017ee skuto\u010dn\u00e1 polohov\u00e1 chyba sp\u00f4soben\u00e1 v\u00f4\u013eou prevodovky dosiahnu\u0165 20 a\u017e 50 mm \u2013 \u010do je v\u00fdznamn\u00fd zlomok z celkov\u00e9ho rozpo\u010dtu presnosti 50 a\u017e 100 mm.<\/p>\n<\/div>\n

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Plynul\u00e1 regul\u00e1cia ot\u00e1\u010dok pri takmer nulov\u00fdch ot\u00e1\u010dkach<\/div>\n

Posledn\u00fdch 0,5 a\u017e 2 metre ka\u017edej elektri\u010dky vy\u017eaduj\u00fa, aby ko\u013eajnicov\u00fd pohon pracoval pri ve\u013emi n\u00edzkych v\u00fdstupn\u00fdch ot\u00e1\u010dkach \u2013 0,1 a\u017e 0,5 ot.\/min na ozubenom kolese. Pri t\u00fdchto ot\u00e1\u010dkach be\u017e\u00ed hydraulick\u00fd motor pri 10 a\u017e 50 ot.\/min (v pomere 100:1) \u2013 bl\u00edzko dolnej hranice plynul\u00e9ho chodu hydraulick\u00e9ho motora. Ak\u00e9ko\u013evek ozubenie, pulz\u00e1cia kr\u00fatiaceho momentu alebo zaseknutie a preklz v plan\u00e9tovom prevodovom s\u00fakole pri t\u00fdchto ot\u00e1\u010dkach sa premieta do trhav\u00e9ho pohybu, ktor\u00fd obsluha nedok\u00e1\u017ee kompenzova\u0165. Profil zubov ozuben\u00e9ho kolesa a povrchov\u00e1 \u00faprava musia by\u0165 optimalizovan\u00e9 pre plynul\u00fd a rovnomern\u00fd prenos kr\u00fatiaceho momentu pri takmer nulov\u00fdch v\u00fdstupn\u00fdch ot\u00e1\u010dkach \u2013 po\u017eiadavka, ktor\u00fa \u0161tandardn\u00e9 ko\u013eajnicov\u00e9 pohony kon\u0161truk\u010dnej triedy nie s\u00fa schopn\u00e9 splni\u0165.<\/p>\n<\/div>\n<\/div>\n<\/section>\n

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V\u00fdpo\u010det kr\u00fatiaceho momentu pri manipul\u00e1cii \u2013 dimenzovanie pohonu p\u00e1sov pre vrtn\u00fa s\u00fapravu s v\u00fdbu\u0161n\u00fdmi otvormi<\/h2>\n
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Dimenzovanie pohonu pre v\u0155tanie trhac\u00edch otvorov \u2013 rota\u010dn\u00e1 v\u0155ta\u010dka 90 t, stolov\u00e1 trieda 10%<\/div>\n
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Vzh\u013eadom na:<\/div>\n
\u00a0\u00a0Prev\u00e1dzkov\u00e1 hmotnos\u0165 plo\u0161iny (zdvihnut\u00fd sto\u017eiar, za\u0165a\u017een\u00e9 potrubie): 90 000 kg<\/div>\n
\u00a0\u00a0Pohony p\u00e1sov: 2<\/div>\n
\u00a0\u00a0Rozmery ozuben\u00e9ho kolesa: 700 mm (r = 0,35 m)<\/div>\n
\u00a0\u00a0Stupe\u0148 odolnosti vo\u010di p\u00e1du: 10% (5,7 stup\u0148a)<\/div>\n
\u00a0\u00a0Valiv\u00fd odpor (lavica s drven\u00fdm kame\u0148om): 5%<\/div>\n
Krok 1 \u2013 Odolnos\u0165 vo\u010di sklonu na ko\u013eaj:<\/div>\n
\u00a0\u00a0F_stupe\u0148 = (90 000 x 9,81 x sin(5,7)) \/ 2 = 43 830 N<\/strong><\/div>\n
Krok 2 \u2013 Valiv\u00fd odpor na tra\u0165:<\/div>\n
\u00a0\u00a0F_roll = (90 000 x 9,81 x 0,05) \/ 2 = 22 073 N<\/strong><\/div>\n
Krok 3 \u2013 Odtrh\u00e1vac\u00ed n\u00e1por (1,8x faktor statick\u00e9ho trenia):<\/div>\n
\u00a0\u00a0F_odtrhnutie = (43 830 + 22 073) x 1,8 = 118 625 N vrchol na za\u010diatku<\/strong><\/div>\n
Krok 4 \u2013 Maxim\u00e1lny kr\u00fatiaci moment na pohon p\u00e1su:<\/div>\n
\u00a0\u00a0T_peak = 118 625 x 0,35 = 41 519 Nm (vrchol odtrhu)<\/strong><\/div>\n
Krok 5 \u2013 Trval\u00fd kr\u00fatiaci moment na pohon p\u00e1su:<\/div>\n
\u00a0\u00a0T_trval\u00fd = (43 830 + 22 073) x 0,35 = 23 066 Nm (elektri\u010dka v ust\u00e1lenom stave)<\/strong><\/div>\n
Krok 6 \u2013 Pou\u017eite SF = 1,5 (n\u00edzky pracovn\u00fd cyklus, mierny n\u00e1raz):<\/div>\n
\u00a0\u00a0T_cont_req = 23 066 x 1,5 = 34 599 Nm nepretr\u017eite<\/strong><\/div>\n
\u00a0\u00a0T_peak_req = 41 519 x 1,3 = 53 975 Nm vrchol (odtrh)<\/strong><\/div>\n
\u2192 Tra\u0165ov\u00fd pohon triedy Korea Ever-Power s kr\u00fatiacim momentom 55 000 Nm pri pomere 100:1 \u2714<\/div>\n
\u2192 Odtrhnutie ur\u010duje vrchol; sklon + k\u00fdvanie ur\u010duj\u00fa nepretr\u017eitos\u0165<\/div>\n<\/div>\n<\/div>\n
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Jedine\u010dn\u00fd pre vrtn\u00e9 s\u00fapravy \u2013 faktor odtrhnutia:<\/strong> Vrtn\u00e1 s\u00faprava, ktor\u00e1 st\u00e1la 10 a\u017e 30 min\u00fat po\u010das v\u0155tania otvoru, sa usad\u00ed do povrchu zeme. P\u00e1sy stla\u010dia p\u00f4du a p\u00f4da sa \u010diasto\u010dne zhutn\u00ed okolo p\u00e4tiek p\u00e1sov. Odtrhnutie z tejto ust\u00e1lenej polohy si vy\u017eaduje 1,5 a\u017e 2,5-n\u00e1sobok ust\u00e1lenej sily pri pos\u00favan\u00ed \u2013 vrchol, s ktor\u00fdm sa bagre a skl\u00e1pa\u010de stret\u00e1vaj\u00fa len zriedka, preto\u017ee sa \u010dasto pohybuj\u00fa a neusadzuj\u00fa sa. Odtrhovac\u00ed moment je podmienkou maxim\u00e1lnej ve\u013ekosti pre pohony p\u00e1sov vrtnej s\u00fapravy, aj ke\u010f sa vyskytuje menej ako 2 sekundy na jeden pohyb p\u00e1sov.<\/p>\n<\/div>\n<\/section>\n

\"Plan\u00e9tov\u00e1<\/p>\n

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Tri re\u017eimy poruchy \u0161pecifick\u00e9 pre pohony p\u00e1sov vrtn\u00fdch s\u00faprav<\/h2>\n
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1<\/div>\n
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Po\u0161kodenie dr\u00e1\u017eky centr\u00e1lneho kolesa sp\u00f4soben\u00e9 pru\u017en\u00fdm kr\u00fatiacim momentom sp\u00f4soben\u00fdm odtrhnut\u00edm<\/div>\n

Odtrhnutie sp\u00f4sobuje prudk\u00fd n\u00e1rast kr\u00fatiaceho momentu na vstupnom rozhran\u00ed medzi motorom a prevodovkou \u2013 na dr\u00e1\u017eke centr\u00e1lneho kolesa. Na s\u00faprav\u00e1ch, ktor\u00e9 v\u0155taj\u00fa v \u00edlovit\u00fdch p\u00f4dach (ktor\u00e9 sa tesne zhut\u0148uj\u00fa okolo stacion\u00e1rnych ko\u013eaj\u00ed), m\u00f4\u017ee prudk\u00fd n\u00e1rast kr\u00fatiaceho momentu dosiahnu\u0165 2,5-n\u00e1sobok ust\u00e1len\u00e9ho kr\u00fatiaceho momentu. Opakovan\u00e9 prudk\u00e9 n\u00e1rasty s vysokou amplit\u00fadou unavuj\u00fa dr\u00e1\u017ekovan\u00e9 zuby centr\u00e1lneho kolesa, \u010do sp\u00f4sobuje mikrotrhliny v polomere kore\u0148a dr\u00e1\u017eky. Nakoniec sa dr\u00e1\u017ekovan\u00fd zub zlom\u00ed a hriade\u013e motora sa vo\u013ene ot\u00e1\u010da vo vn\u00fatri prevodovky \u2013 \u00fapln\u00e1 strata pohonu na tejto strane.<\/p>\n

Prevencia: \u0160pecifikujte ko\u013eajnicov\u00e9 pohony s kalen\u00fdmi dr\u00e1\u017ekovan\u00fdmi rozhraniami dimenzovan\u00fdmi na \u0161pi\u010dku odtrhnutia, nielen na ust\u00e1len\u00fd kr\u00fatiaci moment. Na \u00edlovit\u00fdch pozemkoch pred pln\u00fdm prejazdom jemne roztraste s\u00fapravu, aby ste zn\u00ed\u017eili silu odtrhnutia.<\/div>\n<\/div>\n<\/div>\n
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2<\/div>\n
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Rast v\u00f4le zni\u017euje presnos\u0165 polohovania<\/div>\n

Ke\u010f\u017ee sa zuby plan\u00e9tov\u00e9ho kolesa opotreb\u00favaj\u00fa po\u010das tis\u00edcok cyklov posuvu a polohovania, v\u00f4\u013ea sa zvy\u0161uje z dodanej hodnoty (zvy\u010dajne 8 a\u017e 15 obl\u00fakov\u00fdch min\u00fat) smerom k 25 a\u017e 40 obl\u00fakov\u00fdm min\u00fatam. Prekro\u010denie polohy sa \u00famerne zvy\u0161uje. Oper\u00e1tor v\u0155ta\u010dky to kompenzuje pomal\u0161\u00edm pribli\u017eovan\u00edm sa ku ka\u017edej polohe otvoru \u2013 \u010do zni\u017euje r\u00fdchlos\u0165 posuvu a stoj\u00ed 2 a\u017e 5 \u010fal\u0161\u00edch otvorov na smenu v stratenom \u010dase cyklu. Mnoh\u00ed oper\u00e1tori si t\u00fato postupn\u00fa stratu produktivity neuvedomuj\u00fa, preto\u017ee sa vyv\u00edja v priebehu mesiacov.<\/p>\n

Prevencia: Pri ro\u010dnej \u00fadr\u017ebe zmerajte v\u00f4\u013eu pohonu p\u00e1sov. Vyme\u0148te, ke\u010f v\u00f4\u013ea prekro\u010d\u00ed 2-n\u00e1sobok dodanej hodnoty. Sledujte trend po\u010dtu otvorov na smenu ako nepriamy indik\u00e1tor rastu v\u00f4le.<\/div>\n<\/div>\n<\/div>\n
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3<\/div>\n
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Vstreknutie vrtn\u00fdch \u00falomkov cez spoje puzdra<\/div>\n

V\u0155tanie trhac\u00edmi vrtmi vytv\u00e1ra nepretr\u017eit\u00fd pr\u00fad horninov\u00fdch \u00falomkov, ktor\u00e9 padaj\u00fa okolo z\u00e1kladne s\u00fapravy a pokr\u00fdvaj\u00fa pohony p\u00e1sov abraz\u00edvnym prachom a trieskami. Na rozdiel od r\u00fdpadiel (kde je pohon p\u00e1sov \u010diasto\u010dne tienen\u00fd r\u00e1mom p\u00e1sov), pohony p\u00e1sov vrtn\u00fdch s\u00faprav s\u00fa \u00faplne vystaven\u00e9 z\u00f3ne padania \u00falomkov. Jemn\u00e9 \u010dastice horn\u00edn \u010dasom prenikaj\u00fa do spojov krytov, odvzdu\u0161\u0148ovac\u00edch ventilov a tesniacich rozhran\u00ed. Akon\u00e1hle sa \u010dastice dostan\u00fa do olejov\u00e9ho k\u00fape\u013ea, p\u00f4sobia ako lapovacia zmes \u2013 v \u010distom prostred\u00ed ur\u00fdch\u013euj\u00fa opotrebovanie zubov ozuben\u00fdch kolies a lo\u017eiskov\u00fdch povrchov 3 a\u017e 5-n\u00e1sobne r\u00fdchlej\u0161ie.<\/p>\n

Prevencia: Na spoje telesa a odvzdu\u0161\u0148ovacie ventily nain\u0161talujte protiprachov\u00e9 kryty. Pou\u017e\u00edvajte pretlakov\u00e9 odvzdu\u0161\u0148ovacie ventily, ktor\u00e9 udr\u017eiavaj\u00fa kladn\u00fd vn\u00fatorn\u00fd tlak, aby sa zabr\u00e1nilo vniknutiu \u010dast\u00edc. Na vrtn\u00fdch s\u00faprav\u00e1ch vymie\u0148ajte olej v intervaloch 750 hod\u00edn (oproti 1 500 a\u017e 2 000 hodin\u00e1m na r\u00fdpadl\u00e1ch).<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n
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Pohony p\u00e1sov Ever-Power od K\u00f3rey pre aplik\u00e1cie vrtn\u00fdch s\u00faprav<\/h2>\n
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\"Plan\u00e9tov\u00e1<\/p>\n

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Pohony p\u00e1sov vrtn\u00fdch s\u00faprav \u2192<\/a><\/div>\n

V\u00fdstupn\u00fd kr\u00fatiaci moment 15 000 a\u017e 100 000 Nm pre v\u0155tacie kladiv\u00e1 DTH s rota\u010dn\u00fdmi v\u0155tac\u00edmi otvormi. K dispoz\u00edcii s\u00fa \u0161pecifik\u00e1cie s n\u00edzkou v\u00f4\u013eou pre presn\u00e9 v\u0155tanie s nav\u00e1dzan\u00edm GPS. Mo\u017enosti krytu s prachov\u00fdm utesnen\u00edm pre in\u0161tal\u00e1cie vystaven\u00e9 odrezkom.<\/p>\n<\/div>\n<\/div>\n

\n

\"Plan\u00e9tov\u00e1<\/p>\n

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Pohon navijaka pre sto\u017eiarov\u00fd kladkostroj \u2192<\/a><\/div>\n

Pohony navijaka pre zdv\u00edhanie\/sp\u00fa\u0161\u0165anie sto\u017eiara a pohony navijaka pre s\u0165ahovanie HDD. Sp\u00e1rovan\u00e9 s pohonom p\u00e1sov tvoria kompletn\u00fd pohon vrtnej s\u00fapravy od jedn\u00e9ho dod\u00e1vate\u013ea.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n

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Plan\u00e9tov\u00e1 prevodovka s p\u00e1sov\u00fdm pohonom pre vrtn\u00e9 s\u00fapravy \u2013 \u010dasto kladen\u00e9 ot\u00e1zky<\/h2>\n
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Pre\u010do potrebuj\u00fa pohony p\u00e1sov vrtn\u00fdch s\u00faprav men\u0161iu v\u00f4\u013eu ako pohony p\u00e1sov r\u00fdpadiel?<\/h3>\n

R\u00fdpadl\u00e1 nevy\u017eaduj\u00fa po\u010das jazdy presnos\u0165 polohy na \u00farovni centimetrov \u2013 najsk\u00f4r pribli\u017ene premiestnia svoje poz\u00edcie a potom kop\u00fa. Vrtn\u00e9 s\u00fapravy sa musia zastavi\u0165 do 50 a\u017e 100 mm od cie\u013eovej polohy \u2013 a ak\u00e1ko\u013evek v\u00f4\u013ea prevodovky priamo prispieva ku kone\u010dnej chybe polohovania. Pri 30 obl\u00fakov\u00fdch min\u00fatach v\u00f4le na 700 mm ozubenom kolese PCD je neistota polohy sp\u00f4soben\u00e1 samotnou v\u00f4\u013eou pribli\u017ene 3 mm \u2013 \u010do je zvl\u00e1dnute\u013en\u00e9. Ale pri 60 obl\u00fakov\u00fdch min\u00fatach (opotrebovan\u00e1 jednotka): 6 mm z v\u00f4le plus dynamick\u00e9 prekro\u010denie hmotnosti s\u00fapravy m\u00f4\u017ee dosiahnu\u0165 30 a\u017e 50 mm \u2013 \u010do spotrebuje ve\u013ek\u00fa \u010das\u0165 rozpo\u010dtu na presnos\u0165. Pr\u00edsnej\u0161ie \u0161pecifik\u00e1cie v\u00f4le predl\u017euj\u00fa servisn\u00e9 okno, po\u010das ktor\u00e9ho pohon p\u00e1su podporuje presn\u00e9 polohovanie.<\/p>\n<\/div>\n

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Ak\u00e1 je typick\u00e1 \u017eivotnos\u0165 pohonu dr\u00e1hy vrtnej s\u00fapravy?<\/h3>\n

8 000 a\u017e 15 000 prev\u00e1dzkov\u00fdch hod\u00edn \u2013 dlh\u0161ie ako u p\u00e1sov\u00fdch pohonov r\u00fdpadiel alebo buldoz\u00e9rov, preto\u017ee pracovn\u00fd cyklus prekl\u00e1dky je iba 5 a\u017e 151 TP3T. Funk\u010dn\u00e1 \u017eivotnos\u0165 (prijate\u013en\u00e1 presnos\u0165 polohovania) v\u0161ak m\u00f4\u017ee by\u0165 krat\u0161ia ako mechanick\u00e1 \u017eivotnos\u0165 (integrita ozuben\u00e9ho kolesa a lo\u017eiska). P\u00e1sov\u00fd pohon, ktor\u00fd st\u00e1le pren\u00e1\u0161a kr\u00fatiaci moment primerane, ale v d\u00f4sledku opotrebenia sa u neho vyvinula nadmern\u00e1 v\u00f4\u013ea, je funk\u010dne opotrebovan\u00fd na presn\u00e9 v\u0155tanie \u2013 aj ke\u010f by mohol na r\u00fdpadle pokra\u010dova\u0165 v prev\u00e1dzke e\u0161te nieko\u013eko tis\u00edc hod\u00edn. Vyme\u0148te ho na z\u00e1klade zn\u00ed\u017eenia presnosti polohovania, nielen na z\u00e1klade mechanickej poruchy.<\/p>\n<\/div>\n

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Ako ovplyv\u0148uje odtrhovac\u00ed moment \u0161pecifik\u00e1ciu pohonu p\u00e1su?<\/h3>\n

Kr\u00fatiaci moment pri odtrhnut\u00ed je podmienkou maxim\u00e1lneho dimenzovania pre pohony p\u00e1sov vrtn\u00fdch s\u00faprav. V\u0155ta\u010dka trhacieho otvoru na hlinenej lavici m\u00f4\u017ee vy\u017eadova\u0165 2,0 a\u017e 2,5-n\u00e1sobok ust\u00e1len\u00e9ho kr\u00fatiaceho momentu pri odtrhnut\u00ed z ust\u00e1lenej polohy. Menovit\u00fd kr\u00fatiaci moment pohonu p\u00e1sov mus\u00ed tento odtrhovac\u00ed hrot zvl\u00e1dnu\u0165 \u2013 a vstupn\u00e9 dr\u00e1\u017ekovanie mus\u00ed odola\u0165 hrotu bez po\u0161kodenia \u00fanavou materi\u00e1lu po\u010das 15 000 a\u017e 40 000 odtrhovac\u00edch udalost\u00ed ro\u010dne. Preto sa pohony p\u00e1sov vrtn\u00fdch s\u00faprav \u010dasto javia ako \u201enaddimenzovan\u00e9\u201c v porovnan\u00ed s v\u00fdpo\u010dtom ust\u00e1len\u00e9ho odtrhnutia \u2013 ve\u013ekos\u0165 r\u00e1mu prevodovky ur\u010duje \u0161pecifik\u00e1cia maxim\u00e1lneho v\u00fdkonu, nie \u0161pecifik\u00e1cia kontinu\u00e1lneho v\u00fdkonu.<\/p>\n<\/div>\n

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Mal by by\u0165 interval v\u00fdmeny oleja na vrtn\u00fdch s\u00faprav\u00e1ch s trhac\u00edm zariaden\u00edm krat\u0161\u00ed ako na bagroch?<\/h3>\n

\u00c1no. V\u0155tanie trhac\u00edch otvorov vytv\u00e1ra jemn\u00e9 horninov\u00e9 \u00falomky, ktor\u00e9 neust\u00e1le zasyp\u00e1vaj\u00fa kryt pohonu p\u00e1sov. Napriek prachov\u00fdm tesneniam a pretlakov\u00fdm odvzdu\u0161\u0148ova\u010dom sa niektor\u00e9 \u010dastice \u010dasom nevyhnutne dost\u00e1vaj\u00fa do olejov\u00e9ho k\u00fape\u013ea. Abraz\u00edvne zne\u010distenie ur\u00fdch\u013euje opotrebovanie ozuben\u00fdch kolies a lo\u017e\u00edsk 3 a\u017e 5-n\u00e1sobne r\u00fdchlej\u0161ie v \u010dist\u00fdch podmienkach. Odpor\u00fa\u010dan\u00fd interval v\u00fdmeny oleja pre pohony p\u00e1sov trhac\u00edch otvorov: 750 hod\u00edn (oproti 1 500 a\u017e 2 000 hodin\u00e1m pre r\u00fdpadl\u00e1). Pri ka\u017edej v\u00fdmene oleja vypustite olej a skontrolujte, \u010di neobsahuje kovov\u00e9 \u010dastice a kamenn\u00fd prach \u2013 a pred op\u00e4tovn\u00fdm naplnen\u00edm kryt prepl\u00e1chnite \u010dist\u00fdm olejom.<\/p>\n<\/div>\n

\n

Dod\u00e1va spolo\u010dnos\u0165 Korea Ever-Power n\u00edzkov\u00f4\u013eov\u00e9 pohony p\u00e1sov pre vrtn\u00e9 s\u00fapravy s GPS nav\u00e1dzan\u00edm?<\/h3>\n

\u00c1no. Spolo\u010dnos\u0165 Korea Ever-Power pon\u00faka plan\u00e9tov\u00e9 prevodovky s pohonom p\u00e1sov pre vrtn\u00e9 s\u00fapravy so spr\u00edsnen\u00fdmi \u0161pecifik\u00e1ciami v\u00f4le (menej ako 12 obl\u00fakov\u00fdch min\u00fat pri dodan\u00ed oproti 15 a\u017e 20 obl\u00fakov\u00fdm min\u00fatam pre \u0161tandardn\u00e9 jednotky kon\u0161truk\u010dnej triedy) pre s\u00fapravy s nav\u00e1dzan\u00edm GPS a vybaven\u00e9 riaden\u00edm stroja. Men\u0161ia v\u00f4\u013ea predl\u017euje servisn\u00e9 okno, po\u010das ktor\u00e9ho pohon p\u00e1sov podporuje presnos\u0165 polohovania na \u00farovni centimetrov \u2013 zvy\u010dajne sa t\u00fdm predl\u017euje \u017eivotnos\u0165 presn\u00e9ho polohovania o 2 000 a\u017e 3 000 hod\u00edn v porovnan\u00ed s jednotkami so \u0161tandardnou toleranciou. Pre odpor\u00fa\u010danie \u0161pecifik\u00e1cie uve\u010fte v\u00fdrobcu s\u00fapravy, model a po\u017eiadavku na presnos\u0165 polohovania.<\/p>\n<\/div>\n<\/div>\n<\/section>\n

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\n
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Pohony p\u00e1sov pre vrtn\u00e9 s\u00fapravy \u2013 presn\u00e9 polohovanie v spojen\u00ed s kr\u00fatiacim momentom \u0165a\u017ek\u00fdch strojov<\/div>\n

Spolo\u010dnos\u0165 Korea Ever-Power dod\u00e1va plan\u00e9tov\u00e9 prevodovky s pohonom p\u00e1sov pre vrtn\u00e9 s\u00fapravy od 15 000 do 100 000 Nm s n\u00edzkou v\u00f4\u013eou a prachotesn\u00fdm utesnen\u00edm pre aplik\u00e1cie vo v\u00fdbu\u0161n\u00fdch vrtoch, pilotov\u00fdch pr\u00e1cach, DTH a HDD. Pre odpor\u00fa\u010danie \u0161pecifik\u00e1cie uve\u010fte model va\u0161ej s\u00fapravy a cie\u013eov\u00fa presnos\u0165 polohovania.<\/p>\n<\/div>\n

\n

Zobrazi\u0165 sortiment pohonu p\u00e1sov \u2192<\/a><\/p>\n

sales@planet\u00e1rne-prevodovky.com<\/div>\n<\/div>\n<\/div>\n<\/section>\n

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

Aplika\u010dn\u00e9 in\u017einierstvo Vrtn\u00e9 s\u00fapravy \u00b7 Presn\u00fd pohon p\u00e1sov s plan\u00e9tovou prevodovkou pre vrtn\u00e9 s\u00fapravy \u2013 presun 80 ton s presnos\u0165ou na centimetre, desiatky kr\u00e1t za smenu Pohon p\u00e1sov vrtnej s\u00fapravy pracuje 5 a\u017e 151 ton za pracovn\u00fd de\u0148. Ale po\u010das t\u00fdchto 5 a\u017e 151 ton mus\u00ed doda\u0165 nie\u010do, \u010do \u017eiadny in\u00fd pohon p\u00e1sov nedok\u00e1\u017ee [\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":[965],"tags":[],"class_list":["post-1042","post","type-post","status-publish","format-standard","hentry","category-application-and-technical-guid"],"_links":{"self":[{"href":"https:\/\/planetary-gearboxes.com\/sk\/wp-json\/wp\/v2\/posts\/1042","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/planetary-gearboxes.com\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/planetary-gearboxes.com\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/planetary-gearboxes.com\/sk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/planetary-gearboxes.com\/sk\/wp-json\/wp\/v2\/comments?post=1042"}],"version-history":[{"count":2,"href":"https:\/\/planetary-gearboxes.com\/sk\/wp-json\/wp\/v2\/posts\/1042\/revisions"}],"predecessor-version":[{"id":1047,"href":"https:\/\/planetary-gearboxes.com\/sk\/wp-json\/wp\/v2\/posts\/1042\/revisions\/1047"}],"wp:attachment":[{"href":"https:\/\/planetary-gearboxes.com\/sk\/wp-json\/wp\/v2\/media?parent=1042"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/planetary-gearboxes.com\/sk\/wp-json\/wp\/v2\/categories?post=1042"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/planetary-gearboxes.com\/sk\/wp-json\/wp\/v2\/tags?post=1042"}],"curies":[{"name":"pracovn\u00fd list","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}