{"id":1038,"date":"2026-06-23T05:48:10","date_gmt":"2026-06-23T05:48:10","guid":{"rendered":"https:\/\/planetary-gearboxes.com\/?p=1038"},"modified":"2026-06-23T05:48:10","modified_gmt":"2026-06-23T05:48:10","slug":"track-drive-planetary-gearbox-for-compact-track-loaders","status":"publish","type":"post","link":"https:\/\/planetary-gearboxes.com\/cs\/track-drive-planetary-gearbox-for-compact-track-loaders\/","title":{"rendered":"Planetov\u00e1 p\u0159evodovka s p\u00e1sov\u00fdm pohonem pro kompaktn\u00ed p\u00e1sov\u00e9 naklada\u010de"},"content":{"rendered":"
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Aplika\u010dn\u00ed in\u017een\u00fdrstv\u00ed<\/span>
\nKompaktn\u00ed p\u00e1sov\u00e9 naklada\u010de<\/span><\/div>\n

Planetov\u00e1 p\u0159evodovka s p\u00e1sov\u00fdm pohonem pro kompaktn\u00ed p\u00e1sov\u00e9 naklada\u010de \u2013 ka\u017ed\u00e9 oto\u010den\u00ed, ka\u017ed\u00e9 \u0159\u00edzen\u00ed, ka\u017ed\u00fd couv\u00e1n\u00ed je ud\u00e1lost\u00ed s p\u00e1sov\u00fdm pohonem<\/h1>\n

Rypadlo oto\u010d\u00ed sv\u00e9 p\u00e1sy n\u011bkolik setkr\u00e1t za sm\u011bnu. Kompaktn\u00ed p\u00e1sov\u00fd naklada\u010d oto\u010d\u00ed sv\u00e9 p\u00e1sy n\u011bkolik tis\u00edckr\u00e1t. Ka\u017ed\u00e1 zat\u00e1\u010dka, ka\u017ed\u00e1 korekce, ka\u017ed\u00e1 zat\u00e1\u010dka na p\u0159epln\u011bn\u00e9m staveni\u0161ti proch\u00e1z\u00ed... planetov\u00e1 p\u0159evodovka s pohonem p\u00e1s\u016f<\/strong> \u2014 co\u017e z n\u011bj \u010din\u00ed nejpracovit\u011bj\u0161\u00ed koncov\u00fd p\u0159evod v cel\u00e9m odv\u011btv\u00ed stavebn\u00edch stroj\u016f, v p\u0159epo\u010dtu na kilogram hmotnosti stroje.<\/p>\n

Proch\u00e1zet planetov\u00e9 p\u0159evodovky pro p\u00e1sov\u00e9 pohony \u2192<\/a><\/p>\n<\/div>\n<\/div>\n<\/section>\n

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Jak se \u0159\u00edd\u00ed kompaktn\u00ed p\u00e1sov\u00fd naklada\u010d \u2013 a pro\u010d je pohon p\u00e1s\u016f na \u00fakor v\u0161ech probl\u00e9m\u016f<\/h2>\n

Kolov\u00e9 vozidlo se \u0159\u00edd\u00ed ot\u00e1\u010den\u00edm p\u0159edn\u00edch kol. Kompaktn\u00ed p\u00e1sov\u00fd naklada\u010d (CTL) se \u0159\u00edd\u00ed ot\u00e1\u010den\u00edm sv\u00fdch dvou p\u00e1s\u016f r\u016fzn\u00fdmi rychlostmi \u2013 nebo v opa\u010dn\u00fdch sm\u011brech. Neexistuje \u017e\u00e1dn\u00e1 \u0159\u00eddic\u00ed n\u00e1prava, \u017e\u00e1dn\u00e1 t\u00e1hla \u0159\u00edzen\u00ed ani Ackermannova geometrie. planetov\u00e1 p\u0159evodovka s pohonem p\u00e1s\u016f<\/a> Na ka\u017ed\u00e9 stran\u011b se nach\u00e1z\u00ed mechanismus \u0159\u00edzen\u00ed. Toto architektonick\u00e9 rozhodnut\u00ed \u010din\u00ed CTL mimo\u0159\u00e1dn\u011b obratn\u00fdm \u2013 dok\u00e1\u017ee se ot\u00e1\u010det o 360 stup\u0148\u016f v r\u00e1mci vlastn\u00ed d\u00e9lky p\u00e1su \u2013 ale z\u00e1rove\u0148 \u010din\u00ed z pohonu p\u00e1su nejv\u00edce \u00fanavov\u011b nam\u00e1hanou sou\u010d\u00e1st cel\u00e9ho stroje.<\/p>\n

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3,000+<\/div>\n
ud\u00e1losti \u0159\u00edzen\u00ed za 8hodinovou sm\u011bnu<\/div>\n<\/div>\n
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100%<\/div>\n
s\u00edly \u0159\u00edzen\u00ed p\u0159es pohony p\u00e1s\u016f<\/div>\n<\/div>\n
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10 \u2013 12<\/div>\n
maxim\u00e1ln\u00ed rychlost v km\/h<\/div>\n<\/div>\n
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0<\/div>\n
komponenty \u0159\u00edzen\u00ed mimo pohony kolej\u00ed<\/div>\n<\/div>\n<\/div>\n

Pracovn\u00ed cyklus pohonu p\u00e1s\u016f CTL definuj\u00ed t\u0159i re\u017eimy \u0159\u00edzen\u00ed. Postupn\u00e9 ot\u00e1\u010den\u00ed:<\/strong> Jeden p\u00e1s b\u011b\u017e\u00ed rychlost\u00ed 80 a\u017e 1001 TP3T, druh\u00fd rychlost\u00ed 30 a\u017e 601 TP3T \u2013 \u010d\u00edm\u017e vznik\u00e1 \u0161irok\u00fd oblouk. Rozd\u00edl rychlost\u00ed generuje torzn\u00ed zat\u00ed\u017een\u00ed mezi ob\u011bma pohony p\u00e1s\u016f p\u0159es r\u00e1m podvozku. Oto\u010den\u00ed oto\u010dn\u00e9ho bodu:<\/strong> Jeden p\u00e1s se pohybuje vp\u0159ed, druh\u00fd stoj\u00ed \u2013 stroj se ot\u00e1\u010d\u00ed kolem zastaven\u00e9ho p\u00e1su. Zastaven\u00fd pohon mus\u00ed odol\u00e1vat zp\u011btn\u00e9mu pohybu v d\u016fsledku reak\u010dn\u00ed s\u00edly ter\u00e9nu. Protib\u011b\u017en\u00e1 rotace (rotace s nulov\u00fdm polom\u011brem):<\/strong> Oba p\u00e1sy se pohybuj\u00ed stejnou rychlost\u00ed v opa\u010dn\u00fdch sm\u011brech \u2013 stroj se ot\u00e1\u010d\u00ed na m\u00edst\u011b. Oba pohony pracuj\u00ed sou\u010dasn\u011b s pln\u00fdm to\u010div\u00fdm momentem, p\u0159esn\u011b jako oto\u010dn\u00fd \u010dep bagru s protib\u011b\u017enou rotac\u00ed, ale s 5 a\u017e 10n\u00e1sobnou denn\u00ed frekvenc\u00ed.<\/p>\n

\"Planetov\u00e1<\/p>\n<\/section>\n

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CTL vs. kolov\u00fd smykem \u0159\u00edzen\u00fd naklada\u010d \u2013 Pro\u010d p\u00e1sov\u00fd pohon nahradil pohon kol<\/h2>\n

Kompaktn\u00ed p\u00e1sov\u00fd naklada\u010d se vyvinul z kolov\u00e9ho smykem \u0159\u00edzen\u00e9ho naklada\u010de. Oba stroje pou\u017e\u00edvaj\u00ed diferenci\u00e1ln\u00ed \u0159\u00edzen\u00ed (rozd\u00edl rychlosti mezi levou a pravou stranou). Z\u00e1sadn\u00ed zm\u011bnou je kontakt se zem\u00ed: z gumov\u00fdch pneumatik se staly gumov\u00e9 p\u00e1sy. Tato zm\u011bna transformovala po\u017eadavek na koncov\u00fd pohon z planetov\u00e1 p\u0159evodovka pohonu kol<\/a> k planetov\u00e9 p\u0159evodovce s pohonem p\u00e1s\u016f \u2013 a technick\u00e9 d\u016fsledky sahaj\u00ed daleko za hranice pouh\u00e9 v\u00fdm\u011bny v\u00fdstupn\u00edho rozhran\u00ed.<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n
Parametr<\/th>\nKolov\u00fd smykem \u0159\u00edzen\u00fd naklada\u010d<\/th>\nKompaktn\u00ed p\u00e1sov\u00fd naklada\u010d (CTL)<\/th>\n<\/tr>\n<\/thead>\n
Kontaktn\u00ed plocha zem\u011b<\/td>\n4 pneumatiky, celkem ~0,12 m2<\/td>\n2 koleje, celkem ~0,8 \u2013 1,2 m2<\/td>\n<\/tr>\n
Tlak na zem<\/td>\n140 \u2013 220 kPa<\/td>\n25 \u2013 45 kPa (5 \u2013 8x ni\u017e\u0161\u00ed)<\/td>\n<\/tr>\n
Trakce na bl\u00e1t\u011b\/tr\u00e1vn\u00edku<\/td>\n\u0160patn\u00e9 \u2013 pneumatiky se zar\u00fdvaj\u00ed<\/td>\nV\u00fdborn\u00e9 \u2013 plave na hladin\u011b<\/td>\n<\/tr>\n
S\u00edla \u0159\u00edzen\u00ed p\u0159i j\u00edzd\u011b<\/td>\nT\u0159en\u00ed od\u0159en\u00edm pneumatik (st\u0159edn\u00ed)<\/td>\nSmykov\u00e9 t\u0159en\u00ed v kolej\u00edch (2\u20133x vy\u0161\u0161\u00ed)<\/td>\n<\/tr>\n
To\u010div\u00fd moment koncov\u00e9ho p\u0159evodu<\/td>\n5 000 \u2013 12 000 Nm<\/td>\n10 000 \u2013 25 000 Nm (2x)<\/td>\n<\/tr>\n
Typ pohonu<\/td>\nPlanetov\u00fd pohon kol<\/td>\nPlanetov\u00fd pohon p\u00e1s\u016f<\/td>\n<\/tr>\n
Maxim\u00e1ln\u00ed rychlost<\/td>\n12 \u2013 18 km\/h<\/td>\n10 \u2013 12 km\/h<\/td>\n<\/tr>\n
Po\u0161kozen\u00ed povrchu<\/td>\nSiln\u00e9 \u2013 vyjet\u00e9 koleje od pneumatik, ni\u010den\u00ed tr\u00e1vn\u00edku<\/td>\nMinim\u00e1ln\u00ed \u2013 rozkl\u00e1d\u00e1 v\u00e1hu<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
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Kompromis v konstrukci pohonu kolejnic:<\/strong> Gumov\u00fd p\u00e1s CTL rozkl\u00e1d\u00e1 hmotnost na 6 a\u017e 10kr\u00e1t v\u011bt\u0161\u00ed kontaktn\u00ed plochu ne\u017e \u010dty\u0159i pneumatiky \u2013 co\u017e dramaticky sni\u017euje tlak na zem a umo\u017e\u0148uje pr\u00e1ci na m\u011bkk\u00e9m ter\u00e9nu, upraven\u00e9 krajin\u011b a vnit\u0159n\u00edm povrchu. V\u011bt\u0161\u00ed kontaktn\u00ed plocha v\u0161ak tak\u00e9 znamen\u00e1 vy\u0161\u0161\u00ed odpor \u0159\u00edzen\u00ed: pro ot\u00e1\u010den\u00ed gumov\u00e9ho p\u00e1su po povrchu zem\u011b mus\u00ed pohon p\u00e1su p\u0159ekonat smykov\u00e9 t\u0159en\u00ed cel\u00e9 stopy p\u00e1su o zem. Toto t\u0159en\u00ed \u0159\u00edzen\u00ed je 2 a\u017e 3kr\u00e1t vy\u0161\u0161\u00ed ne\u017e t\u0159en\u00ed pneumatiky od t\u0159\u00edsek u kolov\u00e9ho smykem \u0159\u00edzen\u00e9ho naklada\u010de \u2013 co\u017e vy\u017eaduje pohon p\u00e1su s 2kr\u00e1t v\u011bt\u0161\u00edm to\u010div\u00fdm momentem ne\u017e ekvivalentn\u00ed pohon kol.<\/p>\n<\/div>\n<\/section>\n

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Protib\u011b\u017en\u00e1 frekvence \u2013 pro\u010d pohony CTL zaznamen\u00e1vaj\u00ed v\u00edce obousm\u011brn\u00fdch zat\u011b\u017eovac\u00edch cykl\u016f ne\u017e kter\u00fdkoli jin\u00fd stroj<\/h2>\n

Rypadlo provede za sm\u011bnu 150 a\u017e 300 oto\u010den\u00ed v protism\u011bru. Kompaktn\u00ed p\u00e1sov\u00fd naklada\u010d provede za sm\u011bnu 500 a\u017e 1 500 oto\u010den\u00ed v protism\u011bru \u2013 a p\u0159id\u00e1 1 500 a\u017e 3 000 \u0159\u00edzen\u00ed s rozd\u00edlnou rychlost\u00ed, kde jeden pohon p\u00e1su pracuje rychleji ne\u017e druh\u00fd. Celkov\u00fd po\u010det obousm\u011brn\u00fdch nebo rozd\u00edln\u00fdch zat\u00ed\u017een\u00ed za sm\u011bnu je 2 000 a\u017e 4 500 \u2013 co\u017e je nejvy\u0161\u0161\u00ed po\u010det ze v\u0161ech p\u00e1sov\u00fdch stroj\u016f.<\/p>\n

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Pro\u010d je frekvence tak vysok\u00e1<\/div>\n

R\u00fdpadla CTL pracuj\u00ed ve st\u00edsn\u011bn\u00fdch prostorech \u2013 \u00faprava zahrad, demolice interi\u00e9r\u016f, zem\u011bd\u011blsk\u00e9 budovy, skladov\u00e9 haly. Stroj neust\u00e1le man\u00e9vruje kolem p\u0159ek\u00e1\u017eek, couv\u00e1 do roh\u016f, ot\u00e1\u010d\u00ed se ve st\u00edsn\u011bn\u00fdch prostorech a m\u011bn\u00ed polohu mezi jednotliv\u00fdmi \u00fakoly. Ka\u017ed\u00e1 zm\u011bna sm\u011bru je ud\u00e1lost\u00ed spojenou s pohonem p\u00e1s\u016f. Rypadlo m\u011bn\u00ed polohu jednou za 5 a\u017e 10 minut; CTL se m\u011bn\u00ed polohu ka\u017ed\u00fdch 15 a\u017e 30 sekund b\u011bhem aktivn\u00edho nakl\u00e1d\u00e1n\u00ed a srovn\u00e1v\u00e1n\u00ed ter\u00e9nu.<\/p>\n<\/div>\n

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D\u016fsledky \u00fanavy pro \u017eivot<\/div>\n

P\u0159i 3 000 zm\u011bn\u00e1ch \u0159\u00edzen\u00ed za sm\u011bnu, 250 sm\u011bn\u00e1ch za rok a c\u00edlov\u00e9 \u017eivotnosti stroje 5 000 hodin vydr\u017e\u00ed planetov\u00e1 kola pohonu p\u00e1s\u016f p\u0159ibli\u017en\u011b 3,75 milionu cykl\u016f diferenci\u00e1ln\u00edho zat\u00ed\u017een\u00ed. Lo\u017eiska planetov\u00fdch \u010dep\u016f vydr\u017e\u00ed stejn\u00fd po\u010det \u010d\u00e1ste\u010dn\u00fdch nebo \u00fapln\u00fdch zm\u011bn radi\u00e1ln\u00edho zat\u00ed\u017een\u00ed. To 2,5 a\u017e 3kr\u00e1t p\u0159ekra\u010duje po\u017eadavek na \u00fanavu materi\u00e1lu pohonu p\u00e1s\u016f rypadla \u2013 a to i p\u0159esto, \u017ee hmotnost pohonu p\u00e1s\u016f s konstantn\u00edm to\u010div\u00fdm momentem (CTL) je desetinou hmotnosti rypadla. Konstruk\u010dn\u00edm faktorem pro pohony p\u00e1s\u016f s konstantn\u00edm to\u010div\u00fdm momentem je \u00fanava materi\u00e1lu, nikoli jmenovit\u00fd kroutic\u00ed moment.<\/p>\n<\/div>\n<\/div>\n<\/section>\n

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Gumov\u00e9 p\u00e1sy vs. ocelov\u00e9 p\u00e1sy \u2013 Jak typ p\u00e1su m\u011bn\u00ed techniku \u200b\u200bpohonu<\/h2>\n

V\u011bt\u0161ina p\u00e1sov\u00fdch je\u0159\u00e1b\u016f CTL b\u011b\u017e\u00ed na pry\u017eov\u00fdch p\u00e1sech s vlo\u017een\u00fdmi ocelov\u00fdmi kordy \u2013 nikoli na ocelov\u00fdch \u0159et\u011bzov\u00fdch p\u00e1sech pou\u017e\u00edvan\u00fdch u bagr\u016f, buldozer\u016f a p\u00e1sov\u00fdch je\u0159\u00e1b\u016f. Pry\u017eov\u00fd p\u00e1s m\u011bn\u00ed mechaniku z\u00e1b\u011bru mezi ozuben\u00fdm kolem a p\u00e1sem, regulaci nap\u011bt\u00ed a vibra\u010dn\u00ed profil, kter\u00fdm je vystavena planetov\u00e1 p\u0159evodovka pohonu p\u00e1s\u016f.<\/p>\n

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Zapojen\u00ed ozuben\u00e9ho kola<\/div>\n

Gumov\u00e9 p\u00e1sy pou\u017e\u00edvaj\u00ed vnit\u0159n\u00ed hnac\u00ed v\u00fdstupky (lisovan\u00e9 gumov\u00e9 zuby), kter\u00e9 se dot\u00fdkaj\u00ed zub\u016f \u0159et\u011bzov\u00e9ho kola. Z\u00e1b\u011br je m\u011bk\u010d\u00ed ne\u017e u ocelov\u00e9 s\u00edt\u011b \u0159et\u011bzov\u00fdch p\u00e1s\u016f \u2013 co\u017e vede k ni\u017e\u0161\u00edmu hluku a vibrac\u00edm p\u0159i n\u00e1razu. Gumov\u00e9 hnac\u00ed v\u00fdstupky se v\u0161ak opot\u0159ebov\u00e1vaj\u00ed rychleji ne\u017e ocelov\u00e9 desti\u010dky, zejm\u00e9na na tvrd\u00e9m povrchu (beton, asfalt). Opot\u0159ebovan\u00e9 v\u00fdstupky sni\u017euj\u00ed efektivn\u00ed hloubku z\u00e1b\u011bru \u0159et\u011bzov\u00e9ho kola, co\u017e zvy\u0161uje riziko vysko\u010den\u00ed p\u00e1su p\u0159i agresivn\u00ed protib\u011b\u017en\u00e9 rotaci na tvrd\u00e9m povrchu.<\/p>\n<\/div>\n

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Nap\u011bt\u00ed a p\u0159edp\u011bt\u00ed<\/div>\n

Gumov\u00e9 p\u00e1sy jsou nap\u00edn\u00e1ny hydraulick\u00fdm nebo pru\u017einov\u00fdm nap\u00ednac\u00edm kolem \u2013 udr\u017euje konstantn\u00ed p\u0159edp\u011bt\u00ed v\u016f\u010di ozuben\u00e9mu kolu. Toto p\u0159edp\u011bt\u00ed generuje nep\u0159etr\u017eitou radi\u00e1ln\u00ed s\u00edlu na lo\u017eiska ozuben\u00fdch kol (a tedy i na v\u00fdstupn\u00ed lo\u017eiska pohonu p\u00e1s\u016f), a to i v p\u0159\u00edpad\u011b, \u017ee stroj stoj\u00ed. Ocelov\u00e9 \u0159et\u011bzov\u00e9 p\u00e1sy tak\u00e9 nesou nap\u011bt\u00ed, ale poddajnost gumov\u00e9ho p\u00e1su umo\u017e\u0148uje dynami\u010dt\u011bj\u0161\u00ed kol\u00eds\u00e1n\u00ed nap\u011bt\u00ed b\u011bhem zm\u011bn sm\u011bru \u2013 co\u017e vede k kol\u00edsav\u00e9mu radi\u00e1ln\u00edmu zat\u00ed\u017een\u00ed v\u00fdstupn\u00edho lo\u017eiska pohonu p\u00e1s\u016f.<\/p>\n<\/div>\n

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Vibrace a hluk a vibrace (NVH)<\/div>\n

P\u00e1sov\u00e9 pohony CTL pracuj\u00ed v prost\u0159ed\u00edch citliv\u00fdch na hluk \u2013 v obytn\u00fdch oblastech, komer\u010dn\u00edch nemovitostech, vnit\u0159n\u00edch prostor\u00e1ch. Gumov\u00e9 p\u00e1sy sni\u017euj\u00ed hluk p\u0159en\u00e1\u0161en\u00fd na zem, ale dominantn\u00edm zdrojem hluku se p\u0159i provozn\u00ed rychlosti st\u00e1v\u00e1 planetov\u00e1 p\u0159evodovka pohonu p\u00e1s\u016f. P\u00e1sov\u00e9 pohony CTL vy\u017eaduj\u00ed men\u0161\u00ed tolerance zub\u016f ozuben\u00fdch kol a ni\u017e\u0161\u00ed v\u016fli ne\u017e p\u00e1sov\u00e9 pohony rypadla, aby spl\u0148ovaly o\u010dek\u00e1v\u00e1n\u00ed ohledn\u011b pohodl\u00ed obsluhy a hluku v okol\u00ed. V relativn\u011b tich\u00e9 kabin\u011b CTL je jasn\u011b sly\u0161et kv\u00edlen\u00ed p\u0159evod\u016f p\u0159i rychlosti 10 km\/h, kter\u00e9 by u rypadla nebylo sly\u0161et.<\/p>\n<\/div>\n<\/div>\n<\/section>\n

\"Planetov\u00e1<\/p>\n

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Dimenzov\u00e1n\u00ed pohonu p\u00e1s\u016f CTL \u2013 kde specifikaci ur\u010duje moment \u0159\u00edzen\u00ed, nikoliv to\u010div\u00fd moment pohonu<\/h2>\n

U bagru nebo buldozeru je pohon p\u00e1s\u016f dimenzov\u00e1n na hnac\u00ed moment \u2013 \u200b\u200bs\u00edlu pot\u0159ebnou k pohybu stroje vp\u0159ed proti sklonu a valiv\u00e9mu odporu. U kompaktn\u00edho r\u00fdpadla (CTL) je kritick\u00e1 podm\u00ednka dimenzov\u00e1n\u00ed jin\u00e1: to\u010div\u00fd moment \u0159\u00edzen\u00ed b\u011bhem protib\u011b\u017en\u00e9 rotace na povrchu s vysok\u00fdm t\u0159en\u00edm 1,5 a\u017e 2,5kr\u00e1t p\u0159evy\u0161uje hnac\u00ed moment v p\u0159\u00edm\u00e9m sm\u011bru.<\/p>\n

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Dimenzov\u00e1n\u00ed p\u00e1sov\u00e9ho pohonu CTL \u2013 stroj 4,5 t, protib\u011b\u017en\u00e1 rotace na betonu<\/div>\n
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Vzhledem k:<\/div>\n
\u00a0\u00a0Hmotnost stroje (s l\u017e\u00edc\u00ed): 4 500 kg<\/div>\n
\u00a0\u00a0Kontakt kolej\u00ed se zem\u00ed: 2 koleje, ka\u017ed\u00e1 1 800 mm x 320 mm<\/div>\n
\u00a0\u00a0Rozte\u010d \u0159et\u011bzov\u00e9ho kola: 280 mm (r = 0,14 m)<\/div>\n
\u00a0\u00a0Podklad: beton (sou\u010dinitel t\u0159en\u00ed \u03bc = 0,7)<\/div>\n
Krok 1 \u2013 P\u0159\u00edm\u00fd hnac\u00ed moment (t\u0159\u00edda 5%):<\/div>\n
\u00a0\u00a0F_pohon = (4 500 x 9,81 x 0,05) \/ 2 = 1 104 N\/kolej<\/div>\n
\u00a0\u00a0T_pohon = 1 104 x 0,14 = 155 Nm (trivi\u00e1ln\u00ed)<\/strong><\/div>\n
Krok 2 \u2013 Krout\u00edc\u00ed moment \u0159\u00edzen\u00ed v protism\u011bru:<\/div>\n
\u00a0\u00a0F_\u0159\u00edzen\u00ed = (W\/2) x g x mj = (4 500\/2) x 9,81 x 0,7<\/div>\n
\u00a0\u00a0F_\u0159\u00edzen\u00ed = 15 446 N na kolej<\/strong><\/div>\n
\u00a0\u00a0T_\u0159\u00edzen\u00ed = 15 446 x 0,14 = 2 162 Nm na stopu<\/strong><\/div>\n
Krok 3 \u2013 Pou\u017eit\u00ed SF = 2,5 (vysokocyklov\u00e9 protib\u011b\u017en\u00e9 ot\u00e1\u010den\u00ed, r\u00e1zov\u00e9 zat\u00ed\u017een\u00ed):<\/div>\n
\u00a0\u00a0Po\u017eadovan\u00e1_t = 2 162 x 2,5 = Minim\u00e1ln\u00ed jmenovit\u00fd to\u010div\u00fd moment 5 405 Nm<\/strong><\/div>\n
\u2192 To\u010div\u00fd moment \u0159\u00edzen\u00ed (2 162 Nm) je 14n\u00e1sobkem to\u010div\u00e9ho momentu pohonu (155 Nm)<\/div>\n
\u2192 Specifikujte na z\u00e1klad\u011b \u0159\u00edzen\u00ed, NE j\u00edzdy<\/div>\n
\u2192 P\u00e1sov\u00fd pohon Korea Ever-Power 6 000 Nm CTL s p\u0159evodov\u00fdm pom\u011brem 50:1 \u2714<\/div>\n<\/div>\n<\/div>\n
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Pom\u011br 14:1 mezi \u0159\u00edzen\u00edm a hnac\u00edm momentem<\/strong> je ur\u010duj\u00edc\u00ed charakteristikou dimenzov\u00e1n\u00ed pohonu p\u00e1s\u016f CTL. In\u017een\u00fdr, kter\u00fd dimenzuje pohon p\u00e1s\u016f na z\u00e1klad\u011b p\u0159\u00edmo\u010dar\u00e9ho hnac\u00edho momentu (v tomto p\u0159\u00edkladu 155 Nm) a pou\u017eije i velkorys\u00fd servisn\u00ed faktor 3,0, by specifikoval jednotku 465 Nm \u2013 kter\u00e1 by selhala p\u0159i prvn\u00edm pokusu o protib\u011b\u017en\u00e9 ot\u00e1\u010den\u00ed na betonu. \u0158\u00eddic\u00ed moment na povr\u0161\u00edch s vysok\u00fdm t\u0159en\u00edm je rozhoduj\u00edc\u00edm zat\u011b\u017eovac\u00edm p\u0159\u00edpadem a mus\u00ed b\u00fdt z\u00e1kladem pro specifikaci.<\/p>\n<\/div>\n<\/section>\n

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T\u0159i re\u017eimy selh\u00e1n\u00ed, kter\u00e9 ovliv\u0148uj\u00ed rozhodnut\u00ed o v\u00fdm\u011bn\u011b pohonu p\u00e1s\u016f CTL<\/h2>\n
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1<\/div>\n
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\u00danava planetov\u00fdch lo\u017eisek z protib\u011b\u017en\u00e9 rotace s velmi vysok\u00fdm po\u010dtem cykl\u016f<\/div>\n

Nej\u010dast\u011bj\u0161\u00ed porucha pohonu p\u00e1s\u016f CTL. P\u0159i v\u00edce ne\u017e 3 000 \u0159\u00edzen\u00edch za sm\u011bnu akumuluj\u00ed lo\u017eiska planetov\u00fdch \u010dep\u016f \u00fanavov\u00e9 cykly 3kr\u00e1t rychleji ne\u017e rypadlo. Jehly lo\u017eisek vytv\u00e1\u0159ej\u00ed povrchovou d\u016flkovou korozi po 2 000 a\u017e 4 000 hodin\u00e1ch \u2013 d\u0159\u00edve ne\u017e u jak\u00e9koli jin\u00e9 aplikace pohonu p\u00e1s\u016f p\u0159i stejn\u00e9m jmenovit\u00e9m momentu. P\u0159\u00edznaky: zv\u00fd\u0161en\u00fd hluk pojezdu p\u0159i n\u00edzk\u00e9 rychlosti, sly\u0161iteln\u00e9 cvak\u00e1n\u00ed p\u0159i protib\u011b\u017en\u00e9m ot\u00e1\u010den\u00ed, kovov\u00e9 \u010d\u00e1stice v oleji.<\/p>\n

Prevence: Pou\u017e\u00edvejte kolejnicov\u00e9 pohony s lo\u017eisky odoln\u00fdmi proti \u00fanav\u011b materi\u00e1lu s vysok\u00fdm cyklem (pom\u011br C\/P \u2265 8). Pro lep\u0161\u00ed maz\u00e1n\u00ed okraj\u016f p\u0159i zm\u011bn\u00e1ch sm\u011bru pou\u017e\u00edvejte syntetick\u00fd olej.<\/div>\n<\/div>\n<\/div>\n
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2<\/div>\n
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Opot\u0159eben\u00ed zub\u016f \u0159et\u011bzov\u00e9ho kola v d\u016fsledku degradace gumov\u00fdch v\u00fdstupk\u016f p\u00e1su<\/div>\n

S opot\u0159eben\u00edm pry\u017eov\u00fdch hnac\u00ed v\u00fdstupk\u016f na p\u00e1su se zmen\u0161uje hloubka z\u00e1b\u011bru mezi v\u00fdstupky a zuby \u0159et\u011bzov\u00e9ho kola. Zb\u00fdvaj\u00edc\u00ed kontaktn\u00ed plocha nese plnou hnac\u00ed a \u0159\u00eddic\u00ed s\u00edlu \u2013 nam\u00e1h\u00e1n\u00ed se soust\u0159ed\u00ed na men\u0161\u00ed povrch zub\u016f \u0159et\u011bzov\u00e9ho kola. N\u00e1sleduje zrychlen\u00e9 opot\u0159eben\u00ed \u0159et\u011bzov\u00e9ho kola a opot\u0159ebovan\u00e9 rozhran\u00ed mezi \u0159et\u011bzov\u00fdm kolem a v\u00fdstupky umo\u017e\u0148uje p\u00e1su p\u0159eskakovat p\u0159i agresivn\u00ed protib\u011b\u017en\u00e9 rotaci. P\u0159esko\u010den\u00fd p\u00e1s na celoro\u010dn\u00edm naklada\u010di s nalo\u017eenou lopatou p\u0159edstavuje bezprost\u0159edn\u00ed riziko p\u0159evr\u00e1cen\u00ed.<\/p>\n

Prevence: Kontrolujte hloubku v\u00fdstupk\u016f hnac\u00edho mechanismu gumov\u00e9ho p\u00e1su ka\u017ed\u00fdch 250 hodin. Vym\u011b\u0148te p\u00e1s, kdy\u017e opot\u0159eben\u00ed v\u00fdstupk\u016f dos\u00e1hne 50% \u2013 ne\u010dekejte na \u00fapln\u00e9 opot\u0159eben\u00ed.<\/div>\n<\/div>\n<\/div>\n
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3<\/div>\n
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Ucp\u00e1n\u00ed odtokov\u00e9ho potrub\u00ed sk\u0159\u00edn\u011b zp\u016fsobuj\u00edc\u00ed prasknut\u00ed t\u011bsn\u011bn\u00ed<\/div>\n

Pohony p\u00e1s\u016f CTL s hydraulick\u00fdmi motory maj\u00ed obvykle vypou\u0161t\u011bc\u00ed potrub\u00ed sk\u0159\u00edn\u011b, kter\u00e9 vrac\u00ed vnit\u0159n\u00ed unikaj\u00edc\u00ed olej do n\u00e1dr\u017ee. U p\u00e1sov\u00fdch pohon\u016f CTL pracuj\u00edc\u00edch v pra\u0161n\u00fdch, bl\u00e1tiv\u00fdch nebo mraziv\u00fdch podm\u00ednk\u00e1ch se m\u016f\u017ee vypou\u0161t\u011bc\u00ed potrub\u00ed sk\u0159\u00edn\u011b ucpat nebo zablokovat. Tlak uvnit\u0159 sk\u0159\u00edn\u011b motoru a p\u0159evodovky stoup\u00e1, dokud nep\u0159ekro\u010d\u00ed kapacitu t\u011bsn\u011bn\u00ed \u2013 dojde k vyfouknut\u00ed dvojit\u00e9ho ku\u017eelov\u00e9ho t\u011bsn\u011bn\u00ed nebo t\u011bsn\u011bn\u00ed h\u0159\u00eddele motoru a hydraulick\u00fd olej se vylije na zem. Stroj okam\u017eit\u011b ztrat\u00ed pohon na dan\u00e9 stran\u011b.<\/p>\n

Prevence: Kontrolujte odtokov\u00e9 potrub\u00ed sk\u0159\u00edn\u011b po ka\u017ed\u00fdch 500 hodin\u00e1ch servisu. Ujist\u011bte se, \u017ee potrub\u00ed nen\u00ed zalomen\u00e9, zm\u00e1\u010dknut\u00e9 nebo ucpan\u00e9 ne\u010distotami. V mraziv\u00fdch podm\u00ednk\u00e1ch p\u0159ed zah\u00e1jen\u00edm pr\u00e1ce ov\u011b\u0159te, zda potrub\u00ed nen\u00ed ucpan\u00e9 ledem.<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n
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Planetov\u00e1 p\u0159evodovka s p\u00e1sov\u00fdm pohonem pro kompaktn\u00ed p\u00e1sov\u00e9 naklada\u010de \u2013 \u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n
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Pro\u010d selh\u00e1vaj\u00ed p\u00e1sov\u00e9 pohony CTL d\u0159\u00edve ne\u017e p\u00e1sov\u00e9 pohony bagr\u016f, a to i p\u0159es jejich mnohem men\u0161\u00ed rozm\u011bry?<\/h3>\n

Po\u010det cykl\u016f. P\u00e1sov\u00fd pohon CTL s to\u010div\u00fdm momentem 5 000 Nm vydr\u017e\u00ed b\u011bhem sv\u00e9 4 000 hodin \u017eivotnosti 3 a\u017e 4 miliony zm\u011bn sm\u011bru ot\u00e1\u010den\u00ed souvisej\u00edc\u00edch s \u0159\u00edzen\u00edm. P\u00e1sov\u00fd pohon rypadla s to\u010div\u00fdm momentem 40 000 Nm vydr\u017e\u00ed b\u011bhem sv\u00e9 10 000 hodin \u017eivotnosti 1 a\u017e 1,5 milionu zm\u011bn sm\u011bru ot\u00e1\u010den\u00ed. CTL akumuluje \u00fanavov\u00e9 cykly 2,5 a\u017e 3kr\u00e1t rychleji, a to i p\u0159es provoz s osminou to\u010div\u00e9ho momentu \u2013 proto\u017ee CTL \u0159\u00edd\u00ed neust\u00e1le, zat\u00edmco rypadlo \u0159\u00edd\u00ed pouze p\u0159eru\u0161ovan\u011b. \u00danavov\u00e9 hodnoty lo\u017eiska p\u00e1sov\u00e9ho pohonu a p\u0159evodovky mus\u00ed b\u00fdt p\u0159izp\u016fsobeny po\u010dtu cykl\u016f CTL, nikoli pouze to\u010div\u00e9mu momentu.<\/p>\n<\/div>\n

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Jak\u00e1 je typick\u00e1 \u017eivotnost p\u00e1sov\u00e9ho pohonu CTL?<\/h3>\n

3 000 a\u017e 5 000 hodin pro v\u0161eobecn\u00e9 stavebn\u00ed a ter\u00e9nn\u00ed pr\u00e1ce. 2 000 a\u017e 3 500 hodin pro demolice, \u010di\u0161t\u011bn\u00ed pozemk\u016f a vysokofrekven\u010dn\u00ed pr\u00e1ce s protib\u011b\u017en\u00fdm ot\u00e1\u010den\u00edm na tvrd\u00e9m povrchu. Krat\u0161\u00ed \u017eivotnost ve srovn\u00e1n\u00ed s rypadly (8 000 a\u017e 12 000 hodin) je zcela zp\u016fsobena vy\u0161\u0161\u00ed frekvenc\u00ed cykl\u016f \u0159\u00edzen\u00ed. \u0158\u00edzen\u00ed kvality oleje a spr\u00e1vn\u00e9 napnut\u00ed p\u00e1s\u016f jsou dva nejvlivn\u011bj\u0161\u00ed postupy \u00fadr\u017eby pro prodlou\u017een\u00ed \u017eivotnosti pohonu p\u00e1s\u016f CTL.<\/p>\n<\/div>\n

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Opot\u0159ebov\u00e1v\u00e1 protib\u011b\u017en\u00e1 j\u00edzda na betonu hnac\u00ed \u00fastroj\u00ed rychleji ne\u017e na hl\u00edn\u011b?<\/h3>\n

Ano \u2013 v\u00fdrazn\u011b. Beton m\u00e1 koeficient t\u0159en\u00ed 0,6 a\u017e 0,7 u gumov\u00fdch p\u00e1s\u016f, oproti 0,4 a\u017e 0,5 u sypk\u00e9ho materi\u00e1lu. To\u010div\u00fd moment \u0159\u00edzen\u00ed p\u0159i protib\u011b\u017en\u00e9 rotaci na betonu je o 40 a\u017e 751 TP3T vy\u0161\u0161\u00ed ne\u017e na materi\u00e1lech p\u0159i stejn\u00e9 hmotnosti stroje. Stroj s oto\u010dn\u00fdm \u0159\u00edzen\u00edm, kter\u00fd pracuje prim\u00e1rn\u011b na betonov\u00fdch nebo asfaltov\u00fdch povr\u0161\u00edch (skladov\u00e9 provozy, m\u011bstsk\u00e1 \u00faprava krajiny, demolice v interi\u00e9ru), dos\u00e1hne prahu pro v\u00fdm\u011bnu pohonu p\u00e1s\u016f o 30 a\u017e 401 TP3T d\u0159\u00edve ne\u017e stejn\u00fd stroj pracuj\u00edc\u00ed na p\u0159\u00edrodn\u00ed p\u016fd\u011b. Obsluha by m\u011bla minimalizovat protib\u011b\u017enou rotaci na tvrd\u00fdch povr\u0161\u00edch a pou\u017e\u00edvat pozvoln\u00e9 zat\u00e1\u010den\u00ed, kdykoli je to mo\u017en\u00e9.<\/p>\n<\/div>\n

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Mohu u p\u0159estavby CTL pou\u017e\u00edt kolov\u00fd p\u00e1sov\u00fd pohon smykem \u0159\u00edzen\u00fdm naklada\u010dem?<\/h3>\n

Ne. Planetov\u00e1 p\u0159evodovka pohonu kol u smykem \u0159\u00edzen\u00e9ho naklada\u010de je navr\u017eena pro radi\u00e1ln\u00ed zat\u00ed\u017een\u00ed pneumatik v lo\u017eisku n\u00e1boje \u2013 co\u017e je zcela odli\u0161n\u00fd profil zat\u00ed\u017een\u00ed ne\u017e s\u00edly v z\u00e1b\u011bru s ozuben\u00fdm kolem u gumov\u00e9ho p\u00e1su. Pohon p\u00e1su CTL mus\u00ed zvl\u00e1dat nep\u0159etr\u017eit\u00e9 p\u0159edp\u011bt\u00ed p\u00e1su, vy\u0161\u0161\u00ed t\u0159en\u00ed \u0159\u00edzen\u00ed v d\u016fsledku otisku gumov\u00e9ho p\u00e1su po cel\u00e9 d\u00e9lce a r\u016fzn\u00e9 frekvence vibrac\u00ed v d\u016fsledku z\u00e1b\u011bru gumov\u00fdch v\u00fdstupk\u016f s ozuben\u00fdm kolem. Krom\u011b toho se li\u0161\u00ed i v\u00fdstupn\u00ed rozhran\u00ed: pohon kola je p\u0159ipojen k n\u00e1boji kola, pohon p\u00e1su je p\u0159ipojen k ozuben\u00e9mu kolu.<\/p>\n<\/div>\n

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Dod\u00e1v\u00e1 Korea Ever-Power p\u00e1sov\u00e9 pohony CTL jako n\u00e1hradn\u00ed d\u00edly pro aftermarket?<\/h3>\n

Ano. Spole\u010dnost Korea Ever-Power vyr\u00e1b\u00ed planetov\u00e9 p\u0159evodovky s p\u00e1sov\u00fdm pohonem pro kompaktn\u00ed p\u00e1sov\u00e9 naklada\u010de s v\u00fdstupn\u00edm to\u010div\u00fdm momentem od 3 000 do 25 000 Nm \u2013 pro stroje s provozn\u00ed hmotnost\u00ed od 2,5 do 6 tun. Jednotky jsou navr\u017eeny pro vysokocyklov\u00fd provoz s protib\u011b\u017en\u00fdm ot\u00e1\u010den\u00edm, s lo\u017eisky odoln\u00fdmi proti \u00fanav\u011b materi\u00e1lu a u\u017e\u0161\u00edmi tolerancemi zub\u016f ozuben\u00fdch kol ne\u017e u standardn\u00edch p\u00e1sov\u00fdch pohon\u016f konstruk\u010dn\u00ed t\u0159\u00eddy. Pro ov\u011b\u0159en\u00ed k\u0159\u00ed\u017eov\u00e9ho odkazu uve\u010fte v\u00fdrobce p\u00e1sov\u00fdch naklada\u010d\u016f, model a \u010d\u00edslo d\u00edlu OEM.<\/p>\n<\/div>\n<\/div>\n<\/section>\n

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Pohony p\u00e1s\u016f CTL \u2013 navr\u017eeny pro \u0159\u00edzen\u00ed, nejen pro j\u00edzdu<\/div>\n

Planetov\u00e9 p\u0159evodovky Korea Ever-Power CTL s pohonem p\u00e1s\u016f jsou odoln\u00e9 proti \u00fanav\u011b materi\u00e1lu pro extr\u00e9mn\u011b vysok\u00fd po\u010det cykl\u016f \u0159\u00edzen\u00ed, kter\u00fd kompaktn\u00ed p\u00e1sov\u00e9 naklada\u010de vy\u017eaduj\u00ed. 3 000 a\u017e 25 000 Nm, 2stup\u0148ov\u00e9 a 3stup\u0148ov\u00e9, s k\u0159\u00ed\u017eov\u00fdm odkazem na origin\u00e1ln\u00ed d\u00edly (OEM) pro v\u0161echny hlavn\u00ed zna\u010dky CTL. Pro doporu\u010den\u00ed specifikace uve\u010fte model va\u0161eho stroje.<\/p>\n<\/div>\n

Zobrazit sortiment pohonu p\u00e1s\u016f \u2192<\/a><\/p>\n
sales@planet\u00e1rn\u00ed-p\u0159evodovky.com<\/div>\n<\/div>\n<\/div>\n<\/section>\n

St\u0159iha\u010d: Cxm<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"

Aplika\u010dn\u00ed in\u017een\u00fdrstv\u00ed Kompaktn\u00ed p\u00e1sov\u00e9 naklada\u010de Planetov\u00e1 p\u0159evodovka s pohonem p\u00e1s\u016f pro kompaktn\u00ed p\u00e1sov\u00e9 naklada\u010de \u2013 ka\u017ed\u00e9 oto\u010den\u00ed, ka\u017ed\u00e9 \u0159\u00edzen\u00ed, ka\u017ed\u00fd couv\u00e1n\u00ed je ud\u00e1lost\u00ed pohonu p\u00e1s\u016f Rypadlo oto\u010d\u00ed sv\u00e9 p\u00e1sy n\u011bkolik setkr\u00e1t za sm\u011bnu. Kompaktn\u00ed p\u00e1sov\u00fd naklada\u010d oto\u010d\u00ed sv\u00e9 p\u00e1sy n\u011bkolik tis\u00edckr\u00e1t. Ka\u017ed\u00e1 zat\u00e1\u010dka, ka\u017ed\u00e1 korekce, ka\u017ed\u00e9 oto\u010den\u00ed o t\u0159\u00edbodov\u00fd bod na [\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-1038","post","type-post","status-publish","format-standard","hentry","category-application-and-technical-guid"],"_links":{"self":[{"href":"https:\/\/planetary-gearboxes.com\/cs\/wp-json\/wp\/v2\/posts\/1038","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/planetary-gearboxes.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/planetary-gearboxes.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/planetary-gearboxes.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/planetary-gearboxes.com\/cs\/wp-json\/wp\/v2\/comments?post=1038"}],"version-history":[{"count":2,"href":"https:\/\/planetary-gearboxes.com\/cs\/wp-json\/wp\/v2\/posts\/1038\/revisions"}],"predecessor-version":[{"id":1041,"href":"https:\/\/planetary-gearboxes.com\/cs\/wp-json\/wp\/v2\/posts\/1038\/revisions\/1041"}],"wp:attachment":[{"href":"https:\/\/planetary-gearboxes.com\/cs\/wp-json\/wp\/v2\/media?parent=1038"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/planetary-gearboxes.com\/cs\/wp-json\/wp\/v2\/categories?post=1038"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/planetary-gearboxes.com\/cs\/wp-json\/wp\/v2\/tags?post=1038"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}