{"id":1125,"date":"2026-06-24T06:25:22","date_gmt":"2026-06-24T06:25:22","guid":{"rendered":"https:\/\/planetary-gearboxes.com\/?p=1125"},"modified":"2026-06-24T06:25:22","modified_gmt":"2026-06-24T06:25:22","slug":"slewing-drive-planetary-gearbox-for-truck-mounted-cranes","status":"publish","type":"post","link":"https:\/\/planetary-gearboxes.com\/cs\/slewing-drive-planetary-gearbox-for-truck-mounted-cranes\/","title":{"rendered":"Planetov\u00e1 p\u0159evodovka s oto\u010dn\u00fdm pohonem pro autoje\u0159\u00e1by"},"content":{"rendered":"
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\"Planetov\u00e1<\/p>\n
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Korea Ever-Power \u00b7 Aplika\u010dn\u00ed in\u017een\u00fdrstv\u00ed \u00b7 Autoje\u0159\u00e1by<\/p>\n

Planetov\u00e1 p\u0159evodovka s oto\u010dn\u00fdm pohonem pro autoje\u0159\u00e1by \u2013 silni\u010dn\u00ed vozidlo v 8:00, t\u011b\u017ek\u00fd je\u0159\u00e1b do 8:15<\/h1>\n

Autoje\u0159\u00e1b namontovan\u00fd na automobilu je nejv\u0161estrann\u011bj\u0161\u00edm zdvihac\u00edm strojem na sv\u011bt\u011b \u2013 s\u00e1m se dojede na m\u00edsto, sestav\u00ed se b\u011bhem n\u011bkolika minut a zvedne b\u0159emena, jejich\u017e mont\u00e1\u017e by u p\u00e1sov\u00e9ho nebo v\u011b\u017eov\u00e9ho je\u0159\u00e1bu trvala cel\u00e9 dny. Oto\u010dn\u00fd pohon mus\u00ed ve stejn\u00e9m stroji odolat dv\u011bma zcela odli\u0161n\u00fdm provozn\u00edm prost\u0159ed\u00edm: vibrac\u00edm na d\u00e1lnici rychlost\u00ed 80 km\/h a p\u0159esn\u00e9mu umis\u0165ov\u00e1n\u00ed t\u011b\u017ek\u00fdch b\u0159emen.<\/p>\n

Proch\u00e1zet planetov\u00e9 p\u0159evodovky s oto\u010dn\u00fdm pohonem \u2192<\/a><\/p>\n<\/div>\n<\/div>\n<\/section>\n

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Dv\u011b provozn\u00ed prost\u0159ed\u00ed v jednom stroji \u2013 d\u00e1lnice a je\u0159\u00e1b<\/h2>\n

V\u0161echny ostatn\u00ed typy je\u0159\u00e1b\u016f funguj\u00ed v\u00fdhradn\u011b jako je\u0159\u00e1b. Autoje\u0159\u00e1b namontovan\u00fd na automobilu funguje tak\u00e9 jako silni\u010dn\u00ed vozidlo \u2013 s v\u00fdhradou omezen\u00ed rychlosti na d\u00e1lnic\u00edch, vibrac\u00ed povrchu vozovky, omezen\u00ed hmotnosti most\u016f a dopravn\u00edch p\u0159edpis\u016f. planetov\u00e1 p\u0159evodovka s oto\u010dn\u00fdm pohonem<\/a> mus\u00ed b\u00fdt navr\u017een pro ob\u011b prost\u0159ed\u00ed:<\/p>\n

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Dopravn\u00ed re\u017eim (d\u00e1lnice)<\/div>\n

Horn\u00ed konstrukce je zablokov\u00e1na v poloze 0 stup\u0148\u016f (v\u00fdlo\u017en\u00edk nad zadn\u00ed \u010d\u00e1st\u00ed). Ot\u00e1\u010dec\u00ed brzda je zabrzd\u011bna a pastorek z\u016fst\u00e1v\u00e1 v z\u00e1b\u011bru s ozuben\u00fdm v\u011bncem. P\u0159i rychlosti 80 km\/h na nerovn\u00e9 silnici cel\u00fd n\u00e1kladn\u00ed v\u016fz vibruje o frekvenci 5 a\u017e 25 Hz \u2013 p\u0159en\u00e1\u0161\u00ed se to p\u0159es podvozek na oto\u010dn\u00fd v\u011bnec a pohon. Zuby pastorku jsou zat\u00ed\u017eeny vibracemi proti ozuben\u00e9mu v\u011bnci v jedin\u00e9 zablokovan\u00e9 kontaktn\u00ed z\u00f3n\u011b, co\u017e zp\u016fsobuje opot\u0159eben\u00ed od\u0159en\u00edm, kter\u00e9 je shodn\u00e9 s probl\u00e9mem st\u00e1\u010div\u00e9ho opot\u0159eben\u00ed v\u011btrn\u00e9 turb\u00edny, ale s vy\u0161\u0161\u00ed frekvenc\u00ed a s dodate\u010dnou vibra\u010dn\u00ed energi\u00ed v\u00edcen\u00e1pravov\u00e9ho n\u00e1kladn\u00edho vozu p\u0159i d\u00e1lni\u010dn\u00ed rychlosti.<\/p>\n<\/div>\n

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Re\u017eim je\u0159\u00e1bu (na v\u00fdsuvn\u00fdch op\u011br\u00e1ch)<\/div>\n

V\u00fdlo\u017en\u00edky se vysunou a horn\u00ed konstrukce se odemkne. Oto\u010dn\u00fd pohon ot\u00e1\u010d\u00ed v\u00fdlo\u017en\u00edk, kabinu a zav\u011b\u0161en\u00e9 b\u0159emeno o 360 stup\u0148\u016f. Pracovn\u00ed cyklus je st\u0159edn\u00ed (5 a\u017e 20 zdvih\u016f za hodinu), ale b\u0159emena mohou b\u00fdt t\u011b\u017ek\u00e1 (25 a\u017e 500 tun) s polom\u011bry 3 a\u017e 60 metr\u016f. Plynul\u00e1 a proporcion\u00e1ln\u00ed regulace rychlosti je nezbytn\u00e1 pro p\u0159esn\u00e9 um\u00edst\u011bn\u00ed na p\u0159epln\u011bn\u00fdch staveni\u0161t\u00edch.<\/p>\n<\/div>\n<\/div>\n

Autoje\u0159\u00e1b m\u016f\u017ee p\u0159i d\u00e1lni\u010dn\u00ed rychlosti ujet 20 000 a\u017e 50 000 km ro\u010dn\u011b. P\u0159i pr\u016fm\u011brn\u00e9 frekvenci vibrac\u00ed vozovky 15 Hz to produkuje p\u0159ibli\u017en\u011b 10 a\u017e 25 milion\u016f mikrocykl\u016f opot\u0159eben\u00ed ro\u010dn\u011b v m\u00edst\u011b zablokovan\u00e9ho kontaktu zub\u016f pastorku a v\u011bnce. B\u011bhem 10 a\u017e 15 let m\u016f\u017ee toto opot\u0159eben\u00ed v p\u0159epravn\u00edm re\u017eimu spot\u0159ebovat v\u00edce materi\u00e1lu na povrchu zub\u016f ne\u017e ot\u00e1\u010den\u00ed v je\u0159\u00e1bov\u00e9m re\u017eimu \u2013 co\u017e je nelogick\u00fd poznatek, kter\u00fd nebyl v ran\u00fdch specifikac\u00edch pohon\u016f ot\u00e1\u010den\u00ed rozpozn\u00e1n a vedl k p\u0159ed\u010dasn\u00e9 v\u00fdm\u011bn\u011b pastorku u je\u0159\u00e1b\u016f s vysok\u00fdm po\u010dtem najet\u00fdch kilometr\u016f.<\/p>\n

Praktick\u00e9 zm\u00edrn\u011bn\u00ed t\u0159en\u00edm p\u0159i p\u0159eprav\u011b je p\u0159ekvapiv\u011b jednoduch\u00e9: p\u0159i ka\u017ed\u00e9 zast\u00e1vce pro dopln\u011bn\u00ed paliva oto\u010dit horn\u00ed konstrukci o 10 a\u017e 15 stup\u0148\u016f \u2013 \u010d\u00edm\u017e se zablokovan\u00e1 kontaktn\u00ed poloha posune na nov\u00fd p\u00e1r zub\u016f. T\u00edm se t\u0159en\u00ed rozlo\u017e\u00ed na v\u00edce pozic zub\u016f, m\u00edsto aby se soust\u0159edilo na jeden p\u00e1r. Je\u0159\u00e1bn\u00edci, kte\u0159\u00ed tento postup dodr\u017euj\u00ed, trvale hl\u00e1s\u00ed o 30 a\u017e 50% del\u0161\u00ed \u017eivotnost pastorku ve srovn\u00e1n\u00ed s je\u0159\u00e1by, kte\u0159\u00ed parkuj\u00ed ve stejn\u00e9 zablokovan\u00e9 poloze p\u0159i ka\u017ed\u00e9m p\u0159esunu po silnici. N\u011bkter\u00e9 modern\u00ed modely je\u0159\u00e1b\u016f jsou vybaveny z\u00e1mkem pastorku p\u0159i p\u0159eprav\u011b, kter\u00fd pastorek b\u011bhem j\u00edzdy zved\u00e1 ze z\u00e1b\u011bru s ozuben\u00fdm v\u011bncem \u2013 \u010d\u00edm\u017e se t\u0159en\u00ed p\u0159i p\u0159eprav\u011b zcela eliminuje.<\/p>\n

Mechanismus po\u0161kozen\u00ed v d\u016fsledku t\u0159en\u00ed se li\u0161\u00ed od opot\u0159eben\u00ed zub\u016f konven\u010dn\u00edho ozuben\u00e9ho kola. P\u0159i norm\u00e1ln\u00edm ot\u00e1\u010den\u00ed se zuby odvaluj\u00ed a posouvaj\u00ed za hydrodynamick\u00e9ho maz\u00e1n\u00ed, co\u017e vede k postupn\u00e9mu, rozlo\u017een\u00e9mu opot\u0159eben\u00ed povrchu. P\u0159i transportn\u00edm t\u0159en\u00ed zuby osciluj\u00ed v mezn\u00edch kontaktn\u00edch podm\u00ednk\u00e1ch o \u00b10,01 a\u017e 0,05 mm, \u010d\u00edm\u017e vznikaj\u00ed oxidov\u00e9 \u00falomky, kter\u00e9 p\u016fsob\u00ed jako abrazivum mezi kontaktn\u00edmi plochami. Toto oxida\u010dn\u00ed t\u0159en\u00ed odstra\u0148uje povrchov\u00fd materi\u00e1l 5 a\u017e 20kr\u00e1t rychleji ne\u017e ekvivalentn\u00ed valiv\u00e9-kluzn\u00e9 kontakty p\u0159i stejn\u00e9m zat\u00ed\u017een\u00ed. Vizu\u00e1ln\u00edm znakem je \u010dervenohn\u011bd\u00e1 skvrna na boc\u00edch zubu v zablokovan\u00e9 kontaktn\u00ed poloze \u2013 \u010dasto myln\u011b pova\u017eov\u00e1na za povrchovou rez, ale ve skute\u010dnosti se jedn\u00e1 o kombinaci \u00falomk\u016f oxidu \u017eeleza z t\u0159en\u00ed a mikrotrhlin. Jakmile skvrna z t\u0159en\u00ed dos\u00e1hne hloubky 0,05 a\u017e 0,10 mm, tvrdost povrchu v t\u00e9to z\u00f3n\u011b je naru\u0161ena a p\u0159i n\u00e1sledn\u00e9m zat\u00ed\u017een\u00ed je\u0159\u00e1bem m\u016f\u017ee doj\u00edt k makro-d\u016flkov\u00e9mu opot\u0159eben\u00ed \u2013 co\u017e p\u0159em\u011bn\u00ed povrchovou stopu po t\u0159en\u00ed na struktur\u00e1ln\u00ed selh\u00e1n\u00ed ozuben\u00e9ho kola.<\/p>\n<\/section>\n

\"Oto\u010dn\u00fd<\/p>\n

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Konfigurace v\u00fdlo\u017en\u00edk\u016f \u2013 Pro\u010d se ob\u00e1lka stability m\u011bn\u00ed p\u0159i ka\u017ed\u00e9m nastaven\u00ed<\/h2>\n

P\u00e1sov\u00fd je\u0159\u00e1b m\u00e1 pevnou stabiliza\u010dn\u00ed plochu. V\u011b\u017eov\u00fd je\u0159\u00e1b m\u00e1 pevnou plochu. Autoje\u0159\u00e1b namontovan\u00fd na automobilu m\u00e1 variabiln\u00ed plochu \u2013 v\u00fdlo\u017en\u00edky lze nastavit v r\u016fzn\u00fdch konfigurac\u00edch v z\u00e1vislosti na dostupn\u00e9m prostoru. Ka\u017ed\u00e1 konfigurace vytv\u00e1\u0159\u00ed jinou ob\u00e1lku stability \u2013 a oto\u010dn\u00fd pohon mus\u00ed fungovat v r\u00e1mci nastaven\u00e9 konfigurace.<\/p>\n

\n\n\n\n\n\n\n\n\n
Nastaven\u00ed v\u00fdlo\u017en\u00edk\u016f<\/th>\nStopa<\/th>\nKapacita<\/th>\nOt\u00e1\u010den\u00ed<\/th>\n<\/tr>\n<\/thead>\n
Pln\u011b vysunut\u00e9 (v\u0161echny 4)<\/td>\nMax. (7\u00d77 m)<\/td>\n100%<\/td>\n360\u00b0 neomezen\u00fd<\/td>\n<\/tr>\n
\u010c\u00e1ste\u010dn\u011b prodlou\u017eeno (50%)<\/td>\n5\u00d75 m<\/td>\n50\u201370%<\/td>\n360\u00b0 zmen\u0161en\u00e9<\/td>\n<\/tr>\n
Asymetrick\u00e9 (2+2)<\/td>\n7\u00d75 m<\/td>\nProm\u011bnn\u00e1<\/td>\nLi\u0161\u00ed se podle \u00fahlu<\/td>\n<\/tr>\n
Na kole\u010dk\u00e1ch (bez v\u00fdlo\u017en\u00edk\u016f)<\/td>\nKontakt pneumatiky<\/td>\n10\u201325%<\/td>\n\u00b110\u201330\u00b0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
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Asymetrick\u00e9 uspo\u0159\u00e1d\u00e1n\u00ed je pro oto\u010dn\u00fd pohon nejnebezpe\u010dn\u011bj\u0161\u00ed. Pokud jsou v\u00fdlo\u017en\u00edky nastaveny asymetricky (b\u011b\u017en\u00e9 v \u00fazk\u00fdch ulic\u00edch, vedle budov nebo v bl\u00edzkosti v\u00fdkop\u016f), m\u011bn\u00ed se vzd\u00e1lenost linie p\u0159eklopen\u00ed s \u00fahlem nato\u010den\u00ed. Je\u0159\u00e1b m\u00e1 plnou nosnost na pln\u011b vysunut\u00e9 stran\u011b a v\u00fdrazn\u011b sn\u00ed\u017eenou nosnost na \u010d\u00e1ste\u010dn\u011b vysunut\u00e9 stran\u011b. Indik\u00e1tor momentu zat\u00ed\u017een\u00ed (LMI) mus\u00ed b\u00fdt spr\u00e1vn\u011b naprogramov\u00e1n pro skute\u010dnou konfiguraci v\u00fdlo\u017en\u00edk\u016f \u2013 a oto\u010dn\u00fd pohon mus\u00ed s LMI komunikovat, aby omezil rychlost ot\u00e1\u010den\u00ed nebo dosah v sektoru se sn\u00ed\u017eenou nosnost\u00ed.<\/p>\n

Pokud je LMI nespr\u00e1vn\u011b nakonfigurov\u00e1no (nebo pokud obsluha ignoruje varov\u00e1n\u00ed), m\u016f\u017ee ot\u00e1\u010den\u00ed b\u0159emene ze siln\u00e9 strany na slabou stranu p\u0159ekro\u010dit limit p\u0159evr\u00e1cen\u00ed. Pohon ot\u00e1\u010den\u00ed tuto poruchu p\u0159\u00edmo nezp\u016fsobuje \u2013 ale rozhran\u00ed pohonu ot\u00e1\u010den\u00ed s LMI je posledn\u00ed mechanickou obrannou lini\u00ed. Spr\u00e1vn\u011b integrovan\u00fd syst\u00e9m zastav\u00ed nebo zpomal\u00ed pohon ot\u00e1\u010den\u00ed d\u0159\u00edve, ne\u017e v\u00fdlo\u017en\u00edk vstoup\u00ed do omezen\u00e9ho sektoru. Modern\u00ed autoje\u0159\u00e1by maj\u00ed automatick\u00e9 senzory polohy v\u00fdlo\u017en\u00edk\u016f, kter\u00e9 omezuj\u00ed LMI a pohon ot\u00e1\u010den\u00ed na spr\u00e1vnou kapacitu a rozsah pro skute\u010dn\u00e9 nastaven\u00ed \u2013 \u010d\u00edm\u017e se eliminuje riziko chyby p\u0159i ru\u010dn\u00ed konfiguraci.<\/p>\n

Provozn\u00ed re\u017eim na kolech (bez v\u00fdlo\u017en\u00edk\u016f) vy\u017eaduje nejp\u0159\u00edsn\u011bj\u0161\u00ed omezen\u00ed pohonu ot\u00e1\u010den\u00ed. Vzhledem k tomu, \u017ee stabiliza\u010dn\u00ed plochu zaji\u0161\u0165uj\u00ed pouze kontaktn\u00ed plochy pneumatik, je stabiliza\u010dn\u00ed rezerva extr\u00e9mn\u011b \u00fazk\u00e1 \u2013 25tunov\u00fd je\u0159\u00e1b na kolech m\u016f\u017ee b\u00fdt dimenzov\u00e1n na nosnost pouze 2,5 a\u017e 6 tun p\u0159i kr\u00e1tk\u00e9m polom\u011bru, p\u0159i\u010dem\u017e ot\u00e1\u010den\u00ed je omezeno na sektor \u00b110 a\u017e 30 stup\u0148\u016f za st\u0159edovou osou voz\u00edku. Oto\u010dn\u00fd pohon mus\u00ed tyto limity vynucovat pomoc\u00ed tvrd\u00fdch mechanick\u00fdch doraz\u016f nebo elektronicky blokovan\u00e9ho \u00fahlov\u00e9ho rozsahu \u2013 proto\u017ee p\u0159ekro\u010den\u00ed limitu sektoru na kolech m\u016f\u017ee stroj p\u0159evr\u00e1tit o 1 a\u017e 2 stupn\u011b dodate\u010dn\u00e9 rotace. Neexistuje \u017e\u00e1dn\u00e1 rezerva pro zotaven\u00ed: jakmile je p\u0159ekro\u010dena linie p\u0159evr\u00e1cen\u00ed, je\u0159\u00e1b se p\u0159evr\u00e1t\u00ed za m\u00e9n\u011b ne\u017e 2 sekundy. Toto je z hlediska bezpe\u010dnosti nejd\u016fle\u017eit\u011bj\u0161\u00ed funkce pohonu ot\u00e1\u010den\u00ed u jak\u00e9hokoli je\u0159\u00e1bu namontovan\u00e9ho na automobilu.<\/p>\n<\/div>\n

\"Oto\u010dn\u00fd<\/div>\n<\/div>\n<\/section>\n
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Oscilace teleskopick\u00e9ho v\u00fdlo\u017en\u00edku \u2013 Pro\u010d autoje\u0159\u00e1by pot\u0159ebuj\u00ed m\u011bk\u010d\u00ed n\u00e1b\u011bhy rychlosti ne\u017e p\u0159\u00edhradov\u00e9 je\u0159\u00e1by<\/h2>\n
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Pln\u011b vysunut\u00fd teleskopick\u00fd v\u00fdlo\u017en\u00edk (40 a\u017e 60+ metr\u016f) je flexibiln\u011bj\u0161\u00ed ne\u017e p\u0159\u00edhradov\u00fd v\u00fdlo\u017en\u00edk stejn\u00e9 d\u00e9lky \u2013 vlo\u017een\u00e9 trubkov\u00e9 sekce maj\u00ed ni\u017e\u0161\u00ed moment setrva\u010dnosti ne\u017e otev\u0159en\u00e1 p\u0159\u00edhradov\u00e1 konstrukce. Kdy\u017e oto\u010dn\u00fd pohon agresivn\u011b zrychluje nebo zpomaluje, \u0161pi\u010dka v\u00fdlo\u017en\u00edku kmit\u00e1 do stran na sv\u00e9 vlastn\u00ed frekvenci (obvykle 0,3 a\u017e 1,0 Hz). U konfigurac\u00ed s dlouh\u00fdm dosahem m\u016f\u017ee tato oscilace zp\u016fsobit posuny \u0161pi\u010dky o 200 a\u017e 500 mm \u2013 co\u017e znemo\u017e\u0148uje p\u0159esn\u00e9 um\u00edst\u011bn\u00ed b\u0159emene, dokud oscilace neustoup\u00ed (3 a\u017e 10 sekund).<\/p>\n

Oper\u00e1to\u0159i, kte\u0159\u00ed se pokou\u0161ej\u00ed korigovat kmit\u00e1n\u00ed proti ot\u00e1\u010den\u00ed, jej \u010dasto m\u00edsto toho zesiluj\u00ed \u2013 proto\u017ee lidsk\u00e1 reak\u010dn\u00ed doba (0,3 a\u017e 0,5 sekundy) je p\u0159\u00edli\u0161 pomal\u00e1 na to, aby odpov\u00eddala frekvenci kmit\u00e1n\u00ed 0,3 a\u017e 1,0 Hz, a korek\u010dn\u00ed vstup p\u0159ich\u00e1z\u00ed mimo f\u00e1zi. Nej\u00fa\u010dinn\u011bj\u0161\u00ed regulac\u00ed kmit\u00e1n\u00ed je prevence: m\u011bkk\u00e9 n\u00e1b\u011bhy rychlosti ot\u00e1\u010den\u00ed, kter\u00e9 omezuj\u00ed \u00fahlov\u00e9 zrychlen\u00ed na hodnoty pod prahovou hodnotou buzen\u00ed vlastn\u00ed frekvence v\u00fdlo\u017en\u00edku.<\/p>\n

V\u011bt\u0161ina modern\u00edch autoje\u0159\u00e1b\u016f je vybavena elektronicky \u0159\u00edzen\u00fdmi rampami ot\u00e1\u010den\u00ed, kter\u00e9 automaticky sni\u017euj\u00ed maxim\u00e1ln\u00ed zrychlen\u00ed u konfigurac\u00ed s dlouh\u00fdm v\u00fdlo\u017en\u00edkem. \u0158\u00eddic\u00ed syst\u00e9m je\u0159\u00e1bu sn\u00edm\u00e1 \u00fadaje ze sn\u00edma\u010de vysunut\u00ed v\u00fdlo\u017en\u00edku, vypo\u010d\u00edt\u00e1v\u00e1 vlastn\u00ed frekvenci v\u00fdlo\u017en\u00edku a omezuje zrychlen\u00ed ot\u00e1\u010den\u00ed na hodnotu, kter\u00e1 nevyvol\u00e1v\u00e1 kmit\u00e1n\u00ed \u2013 obvykle 0,1 a\u017e 0,3 rad\/s2 u pln\u011b vysunut\u00fdch v\u00fdlo\u017en\u00edk\u016f oproti 0,5 a\u017e 1,0 rad\/s2 u kr\u00e1tk\u00fdch konfigurac\u00ed. Pohon oto\u010de mus\u00ed reagovat na tyto povely s prom\u011bnnou rychlost\u00ed proporcion\u00e1ln\u00edm a plynule \u0159\u00edzen\u00fdm dod\u00e1v\u00e1n\u00edm kroutic\u00edho momentu v cel\u00e9m rozsahu nastaven\u00ed rampy.<\/p>\n

Kvalita z\u00e1b\u011bru ozuben\u00fdch kol p\u0159\u00edmo ovliv\u0148uje kmit\u00e1n\u00ed v\u00fdlo\u017en\u00edku. Oto\u010dn\u00fd pohon s ozuben\u00fdmi koly t\u0159\u00eddy DIN 8 vytv\u00e1\u0159\u00ed pulzace kroutic\u00edho momentu na frekvenci z\u00e1b\u011bru zub\u016f, kter\u00e9 mohou vybudit v\u00fdlo\u017en\u00edk na harmonick\u00fdch n\u00e1sobc\u00edch frekvence z\u00e1b\u011bru \u2013 a to i v p\u0159\u00edpad\u011b, \u017ee z\u00e1kladn\u00ed akcelera\u010dn\u00ed rampa je pod prahem buzen\u00ed. Ozuben\u00e1 kola t\u0159\u00eddy DIN 6 sni\u017euj\u00ed toto buzen\u00ed vyvolan\u00e9 z\u00e1b\u011brem o 60 a\u017e 80%, co\u017e z nich \u010din\u00ed minim\u00e1ln\u00ed standard pro modern\u00ed autoje\u0159\u00e1by s teleskopick\u00fdmi v\u00fdlo\u017en\u00edky p\u0159esahuj\u00edc\u00edmi 40 metr\u016f. U je\u0159\u00e1b\u016f s elektronick\u00fdmi syst\u00e9my potla\u010den\u00ed kmit\u00e1n\u00ed (aktivn\u00ed tlumen\u00ed v\u00fdlo\u017en\u00edku) jsou po\u017eadavky na kvalitu p\u0159evodu je\u0161t\u011b p\u0159\u00edsn\u011bj\u0161\u00ed \u2013 syst\u00e9m nedok\u00e1\u017ee rozli\u0161it mezi vibracemi vyvolan\u00fdmi z\u00e1b\u011brem a kmity vyvolan\u00fdmi v\u011btrem a pl\u00fdtv\u00e1 energi\u00ed p\u0159i pokusu o potla\u010den\u00ed hluku p\u0159evodu.<\/p>\n<\/div>\n

\"Kompaktn\u00ed<\/div>\n<\/div>\n<\/section>\n

\"V\u00fdroba<\/p>\n

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T\u0159i poruchov\u00e9 re\u017eimy specifick\u00e9 pro oto\u010dn\u00e9 pohony je\u0159\u00e1b\u016f montovan\u00fdch na n\u00e1kladn\u00ed automobily<\/h2>\n
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1<\/div>\n
Trh\u00e1n\u00ed v p\u0159epravn\u00edm re\u017eimu zp\u016fsoben\u00e9 vibracemi na d\u00e1lnici v zablokovan\u00e9 poloze pastorku<\/div>\n<\/div>\n

P\u0159i ro\u010dn\u00edm ujet\u00ed 20 000 a\u017e 50 000 km po silnici vytv\u00e1\u0159\u00ed nahromad\u011bn\u00e9 opot\u0159eben\u00ed v zablokovan\u00e9 kontaktn\u00ed poloze viditelnou stopu opot\u0159eben\u00ed jak na pastorku, tak na zubech ozuben\u00e9ho v\u011bnce \u2013 tento vzorec opot\u0159eben\u00ed se u stacion\u00e1rn\u00edch typ\u016f je\u0159\u00e1b\u016f nevyskytuje. U pronaj\u00edman\u00fdch je\u0159\u00e1b\u016f s vysok\u00fdm po\u010dtem najet\u00fdch kilometr\u016f m\u016f\u017ee p\u0159epravn\u00ed opot\u0159eben\u00ed spot\u0159ebovat v\u00edce materi\u00e1lu zub\u016f ne\u017e ot\u00e1\u010den\u00ed v je\u0159\u00e1bov\u00e9m re\u017eimu. Po\u0161kozen\u00ed je soust\u0159ed\u011bno na jeden p\u00e1r zub\u016f a postupn\u011b se prohlubuje \u2013 sni\u017euje efektivn\u00ed kontaktn\u00ed plochu zub\u016f a zvy\u0161uje kontaktn\u00ed nap\u011bt\u00ed, co\u017e urychluje dal\u0161\u00ed opot\u0159eben\u00ed v cyklu samoobnovy. U pronaj\u00edman\u00fdch je\u0159\u00e1b\u016f, kter\u00e9 mezi jednotliv\u00fdmi zak\u00e1zkami najedou 40 000 a\u017e 60 000 km ro\u010dn\u011b, m\u016f\u017ee p\u0159epravn\u00ed opot\u0159eben\u00ed zkr\u00e1tit \u017eivotnost pastorku z o\u010dek\u00e1van\u00fdch 12 000 hodin v je\u0159\u00e1bov\u00e9m re\u017eimu na pouh\u00fdch 5 000 hodin \u2013 co\u017e je sn\u00ed\u017een\u00ed dle 60%, kter\u00e9 je zcela zp\u016fsobeno prost\u0159ed\u00edm po silnici, nikoli zdvihac\u00edmi operacemi je\u0159\u00e1bu. Ekonomick\u00fd dopad na pronajat\u00fd vozov\u00fd park 20 a\u017e 50 autoje\u0159\u00e1b\u016f m\u016f\u017ee dos\u00e1hnout 50 000 a\u017e 200 000 USD ro\u010dn\u011b v d\u016fsledku urychlen\u00e9 v\u00fdm\u011bny pastork\u016f \u2013 d\u00edky \u010demu\u017e je \u0159\u00edzen\u00ed opot\u0159eben\u00ed p\u0159i p\u0159eprav\u011b jedn\u00edm z n\u00e1kladov\u011b nejefektivn\u011bj\u0161\u00edch postup\u016f \u00fadr\u017eby pro provozovatele vozov\u00e9ho parku mobiln\u00edch je\u0159\u00e1b\u016f.<\/p>\n

Prevence: P\u0159i ka\u017ed\u00e9 zast\u00e1vce pro tankov\u00e1n\u00ed oto\u010dte horn\u00ed \u010d\u00e1st konstrukce o 10\u201315\u00b0. P\u0159ed a po ka\u017ed\u00e9m p\u0159esunu po silnici nama\u017ete z\u00e1b\u011br pastorku. U stroj\u016f s vysok\u00fdm po\u010dtem najet\u00fdch kilometr\u016f zva\u017ete zaji\u0161t\u011bn\u00ed pastorku p\u0159i p\u0159eprav\u011b.<\/div>\n<\/div>\n
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2<\/div>\n
P\u0159evr\u00e1cen\u00ed z ot\u00e1\u010den\u00ed do sektoru se sn\u00ed\u017eenou nosnost\u00ed na asymetrick\u00fdch v\u00fdlo\u017en\u00edc\u00edch<\/div>\n<\/div>\n

Pokud jsou v\u00fdsuvn\u00e9 op\u011bry nastaveny asymetricky, nosnost je\u0159\u00e1bu se m\u011bn\u00ed v z\u00e1vislosti na \u00fahlu nato\u010den\u00ed. Pokud je LMI nespr\u00e1vn\u011b nakonfigurov\u00e1n (nebo p\u0159eps\u00e1n), m\u016f\u017ee oto\u010den\u00ed b\u0159emene ze siln\u00e9ho sektoru do slab\u00e9ho sektoru p\u0159ekro\u010dit limit p\u0159evr\u00e1cen\u00ed. Pohon ot\u00e1\u010den\u00ed tuto poruchu nezp\u016fsobuje p\u0159\u00edmo \u2013 ale rozhran\u00ed pohonu s LMI je posledn\u00ed obrannou lini\u00ed. Nejnebezpe\u010dn\u011bj\u0161\u00ed sc\u00e9n\u00e1\u0159 nast\u00e1v\u00e1, kdy\u017e obsluha zvedne b\u0159emeno na pln\u011b vysunut\u00e9 stran\u011b a pot\u00e9 se oto\u010d\u00ed o 180 stup\u0148\u016f na \u010d\u00e1ste\u010dn\u011b vysunutou stranu \u2013 doch\u00e1z\u00ed k postupn\u00e9mu sni\u017eov\u00e1n\u00ed nosnosti, kter\u00e9 nemus\u00ed spustit varov\u00e1n\u00ed LMI, dokud nen\u00ed p\u0159ekro\u010den bod p\u0159evr\u00e1cen\u00ed. Z\u00e1znamy z vy\u0161et\u0159ov\u00e1n\u00ed nehod od regula\u010dn\u00edch org\u00e1n\u016f ukazuj\u00ed, \u017ee asymetrick\u00e9 p\u0159evr\u00e1cen\u00ed v\u00fdsuvn\u00fdch op\u011br je nej\u010dast\u011bj\u0161\u00ed p\u0159\u00ed\u010dinou p\u0159evr\u00e1cen\u00ed autoje\u0159\u00e1bu \u2013 na rozvinut\u00fdch trz\u00edch p\u0159edstavuje 25 a\u017e 401 TP3T v\u0161ech incident\u016f p\u0159evr\u00e1cen\u00ed mobiln\u00edch je\u0159\u00e1b\u016f. Integrace enkod\u00e9ru oto\u010dn\u00e9ho pohonu a LMI jsou proto syst\u00e9my kritick\u00e9 z hlediska bezpe\u010dnosti, nikoli funkce pro pohodl\u00ed \u2013 a spolehlivost enkod\u00e9ru, frekvence kalibrace a validace softwaru LMI mus\u00ed spl\u0148ovat po\u017eadavky na funk\u010dn\u00ed bezpe\u010dnost p\u0159\u00edslu\u0161n\u00e9 normy pro je\u0159\u00e1by (EN 13000 v Evrop\u011b, ASME B30.5 v Severn\u00ed Americe).<\/p>\n

Prevence: Povinn\u00e1 konfigurace LMI pro skute\u010dn\u00e9 nastaven\u00ed v\u00fdsuvn\u00fdch op\u011br. Automatick\u00e9 omezen\u00ed rozsahu ot\u00e1\u010den\u00ed propojen\u00e9 se senzory v\u00fdsuvn\u00fdch op\u011br. V\u00fdstup enkod\u00e9ru z oto\u010dn\u00fd pohon<\/a> do LMI pro monitorov\u00e1n\u00ed polohy v re\u00e1ln\u00e9m \u010dase.<\/div>\n<\/div>\n
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3<\/div>\n
Oscilace teleskopick\u00e9ho v\u00fdlo\u017en\u00edku v d\u016fsledku agresivn\u00edho ot\u00e1\u010den\u00ed u konfigurac\u00ed s dlouh\u00fdm v\u00fdlo\u017en\u00edkem<\/div>\n<\/div>\n

P\u0159i vysunut\u00ed o 50 metr\u016f m\u00e1 teleskopick\u00fd v\u00fdlo\u017en\u00edk 3 a\u017e 5kr\u00e1t men\u0161\u00ed bo\u010dn\u00ed tuhost ne\u017e p\u0159\u00edhradov\u00fd v\u00fdlo\u017en\u00edk stejn\u00e9 d\u00e9lky. Ni\u017e\u0161\u00ed tuhost znamen\u00e1 ni\u017e\u0161\u00ed vlastn\u00ed frekvenci (0,3 a\u017e 1,0 Hz oproti 0,8 a\u017e 2,0 Hz u p\u0159\u00edhradov\u00e9ho v\u00fdlo\u017en\u00edku) a v\u011bt\u0161\u00ed amplitudu kmit\u00e1n\u00ed pro stejn\u00fd vstupn\u00ed ot\u00e1\u010den\u00ed. Kmit\u00e1n\u00ed je samoudr\u017eiteln\u00e9, pokud se obsluha pokus\u00ed o korekce proti ot\u00e1\u010den\u00ed \u2013 proto\u017ee lidsk\u00e1 reak\u010dn\u00ed doba p\u0159ekra\u010duje periodu kmit\u00e1n\u00ed. U je\u0159\u00e1b\u016f bez elektronick\u00e9 regulace rychlosti lze kmit\u00e1n\u00ed zastavit pouze uvoln\u011bn\u00edm oto\u010dn\u00e9ho joysticku a \u010dek\u00e1n\u00edm 3 a\u017e 10 sekund na p\u0159irozen\u00e9 tlumen\u00ed \u2013 co\u017e u konfigurac\u00ed s dlouh\u00fdm dosahem sni\u017euje efektivn\u00ed propustnost o 15 a\u017e 251 TP3T.<\/p>\n

Prevence: Elektronicky \u0159\u00edzen\u00e9 oto\u010dn\u00e9 rampy s omezen\u00edm zrychlen\u00ed z\u00e1visl\u00fdm na vysunut\u00ed v\u00fdlo\u017en\u00edku. Plynul\u00e9 proporcion\u00e1ln\u00ed p\u0159enos kroutic\u00edho momentu z oto\u010dn\u00e9ho pohonu.<\/div>\n<\/div>\n<\/div>\n<\/section>\n
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Planetov\u00e1 p\u0159evodovka s oto\u010dn\u00fdm pohonem pro autoje\u0159\u00e1by \u2013 \u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n
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Jak se li\u0161\u00ed pohon ot\u00e1\u010den\u00ed autoje\u0159\u00e1bu od pohonu p\u00e1sov\u00e9ho je\u0159\u00e1bu?<\/h3>\n

T\u0159i kl\u00ed\u010dov\u00e9 rozd\u00edly: (1) vibra\u010dn\u00ed opot\u0159eben\u00ed p\u0159i p\u0159eprav\u011b \u2013 10 a\u017e 25 milion\u016f mikrocykl\u016f ro\u010dn\u011b p\u0159i j\u00edzd\u011b po d\u00e1lnici, co\u017e p\u00e1sov\u00e9 je\u0159\u00e1by nikdy neza\u017e\u00edvaj\u00ed; (2) prom\u011bnn\u00e1 stabilita \u2013 konfigurace v\u00fdlo\u017en\u00edk\u016f m\u011bn\u00ed provozn\u00ed podm\u00ednky p\u0159i ka\u017ed\u00e9m nastaven\u00ed, co\u017e vy\u017eaduje integraci LMI; a (3) flexibilita teleskopick\u00e9ho v\u00fdlo\u017en\u00edku \u2013 vno\u0159en\u00fd trubkov\u00fd v\u00fdlo\u017en\u00edk osciluje v\u00edce ne\u017e p\u0159\u00edhradov\u00fd v\u00fdlo\u017en\u00edk, co\u017e vy\u017eaduje m\u011bk\u010d\u00ed oto\u010dn\u00e9 rampy. Pohon p\u00e1sov\u00e9ho je\u0159\u00e1bu nepot\u0159ebuje odolnost proti opot\u0159eben\u00ed, integraci LMI pro variabiln\u00ed v\u00fdlo\u017en\u00edky ani ultrajemn\u00e9 akcelera\u010dn\u00ed profily, kter\u00e9 vy\u017eaduj\u00ed flexibiln\u00ed teleskopick\u00e9 v\u00fdlo\u017en\u00edky.<\/p>\n<\/div>\n

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Jak\u00e1 je typick\u00e1 \u017eivotnost?<\/h3>\n

8 000 a\u017e 15 000 hodin provozu p\u0159evodovky. \u017divotnost pastorku je prom\u011bnliv\u011bj\u0161\u00ed ne\u017e u stacion\u00e1rn\u00edch je\u0159\u00e1b\u016f \u2013 z\u00e1vis\u00ed na pom\u011bru kilometr\u016f na d\u00e1lnici k hodin\u00e1m provozu je\u0159\u00e1bu. Je\u0159\u00e1b, kter\u00fd ujede 40 000 km\/rok, m\u016f\u017ee pot\u0159ebovat v\u00fdm\u011bnu pastorku po 6 000 a\u017e 8 000 hodin\u00e1ch kv\u016fli opot\u0159eben\u00ed p\u0159i p\u0159eprav\u011b, i kdy\u017e opot\u0159eben\u00ed v re\u017eimu je\u0159\u00e1bu by umo\u017enilo 12 000 a v\u00edce hodin. Ot\u00e1\u010den\u00ed horn\u00ed konstrukce p\u0159i zast\u00e1vk\u00e1ch pro dopl\u0148ov\u00e1n\u00ed paliva prodlu\u017euje \u017eivotnost pastorku o 30 a\u017e 501 TP3T. Pro provozovatele pronaj\u00edman\u00fdch vozov\u00fdch park\u016f, kte\u0159\u00ed sleduj\u00ed n\u00e1klady na \u00fadr\u017ebu na strojohodinu, by m\u011bly b\u00fdt n\u00e1klady na v\u00fdm\u011bnu pastorku za hodinu vypo\u010d\u00edt\u00e1ny v\u010detn\u011b p\u0159\u00edsp\u011bvku na p\u0159epravu po silnici \u2013 je\u0159\u00e1b, kter\u00fd ujede 40 000 km za rok, by m\u011bl m\u00edt \u017eivotnost pastorku odhadovanou na 60 a\u017e 701 TP3T dle specifikace v\u00fdrobce pro pouze stacion\u00e1rn\u00ed je\u0159\u00e1by.<\/p>\n<\/div>\n

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M\u016f\u017ee se autoje\u0159\u00e1b ot\u00e1\u010det bez v\u00fdlo\u017en\u00edk\u016f?<\/h3>\n

N\u011bkter\u00e9 autoje\u0159\u00e1by jsou dimenzov\u00e1ny pro omezen\u00e9 zved\u00e1n\u00ed na kolech p\u0159i pln\u00e9 nosnosti 10 a\u017e 251 TP3T s omezen\u00fdm \u00fahlem ot\u00e1\u010den\u00ed na \u00b110 a\u017e 30 stup\u0148\u016f. Pohon ot\u00e1\u010den\u00ed mus\u00ed toto omezen\u00ed vynucovat pomoc\u00ed pevn\u00fdch doraz\u016f nebo elektronicky omezen\u00e9ho dosahu. V\u011bt\u0161ina modern\u00edch je\u0159\u00e1b\u016f m\u00e1 automatick\u00e9 senzory v\u00fdlo\u017en\u00edk\u016f, kter\u00e9 omezuj\u00ed index zdvihu (LMI) a p\u0159i zasunut\u00ed v\u00fdlo\u017en\u00edk\u016f se nastav\u00ed na nosnost a dosah na kolech.<\/p>\n<\/div>\n

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Pro\u010d teleskopick\u00fd v\u00fdlo\u017en\u00edk kmit\u00e1 v\u00edce ne\u017e p\u0159\u00edhradov\u00fd v\u00fdlo\u017en\u00edk?<\/h3>\n

P\u0159i vyta\u017een\u00ed o 50 metr\u016f m\u00e1 teleskopick\u00fd v\u00fdlo\u017en\u00edk 3 a\u017e 5kr\u00e1t men\u0161\u00ed bo\u010dn\u00ed tuhost ne\u017e m\u0159\u00ed\u017e stejn\u00e9 d\u00e9lky \u2013 ni\u017e\u0161\u00ed moment setrva\u010dnosti z vno\u0159en\u00e9ho trubkov\u00e9ho pr\u016f\u0159ezu oproti \u0161irok\u00e9mu, hlubok\u00e9mu m\u0159\u00ed\u017eov\u00e9mu nosn\u00edku. Ni\u017e\u0161\u00ed tuhost vede k ni\u017e\u0161\u00ed vlastn\u00ed frekvenci (0,3 a\u017e 1,0 Hz oproti 0,8 a\u017e 2,0 Hz) a v\u011bt\u0161\u00ed amplitud\u011b p\u0159i stejn\u00e9m zrychlen\u00ed ot\u00e1\u010den\u00ed. N\u00e1b\u011bh rychlosti ot\u00e1\u010den\u00ed mus\u00ed b\u00fdt u dlouh\u00fdch teleskopick\u00fdch konfigurac\u00ed m\u011bk\u010d\u00ed (del\u0161\u00ed doba zrychlen\u00ed).<\/p>\n<\/div>\n

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Dod\u00e1v\u00e1 Korea Ever-Power oto\u010dn\u00e9 pohony pro autoje\u0159\u00e1by?<\/h3>\n

Ano. 15 000 a\u017e 120 000 Nm pokr\u00fdvaj\u00edc\u00ed 25tunov\u00e9 m\u011bstsk\u00e9 je\u0159\u00e1by a\u017e 500tunov\u00e9 ter\u00e9nn\u00ed stroje. Standardem jsou profily zub\u016f odoln\u00e9 proti opot\u0159eben\u00ed v p\u0159epravn\u00edm re\u017eimu, rozhran\u00ed pro kod\u00e9r LMI a kompatibilita s regulac\u00ed rychlosti n\u00e1jezdu. Uve\u010fte v\u00fdrobce je\u0159\u00e1bu, model, maxim\u00e1ln\u00ed d\u00e9lku v\u00fdlo\u017en\u00edku a typick\u00fd ro\u010dn\u00ed po\u010det najet\u00fdch kilometr\u016f pro specifikaci, kter\u00e1 zohled\u0148uje jak kroutic\u00ed moment v je\u0159\u00e1bov\u00e9m re\u017eimu, tak vibra\u010dn\u00ed prost\u0159ed\u00ed v p\u0159epravn\u00edm re\u017eimu.<\/p>\n<\/div>\n<\/div>\n<\/section>\n

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Pohony ot\u00e1\u010den\u00ed je\u0159\u00e1b\u016f montovan\u00fdch na n\u00e1kladn\u00ed automobily \u2013 osv\u011bd\u010den\u00e9 na silnic\u00edch, adaptivn\u00ed na v\u00fdlo\u017en\u00edky, \u0159\u00edzen\u00e9 kmit\u00e1n\u00edm<\/div>\n

Spole\u010dnost Korea Ever-Power dod\u00e1v\u00e1 oto\u010dn\u00e9 pohony pro autoje\u0159\u00e1by od 15 000 do 120 000 Nm s odolnost\u00ed proti dvoj\u00edmu prost\u0159ed\u00ed, integrac\u00ed LMI a regulac\u00ed rychlosti teleskopick\u00e9ho v\u00fdlo\u017en\u00edku.<\/p>\n<\/div>\n

Zobrazit sortiment oto\u010dn\u00fdch pohon\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":"

Korea Ever-Power \u00b7 Application Engineering \u00b7 Truck-Mounted Cranes Slewing Drive Planetary Gearbox for Truck-Mounted Cranes \u2014 Highway Vehicle at 08:00, Heavy-Lift Crane by 08:15 The truck-mounted crane is the most versatile lifting machine in the world \u2014 it drives itself to the job, sets up in minutes, and lifts loads that would require days of […]<\/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-1125","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\/1125","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=1125"}],"version-history":[{"count":2,"href":"https:\/\/planetary-gearboxes.com\/cs\/wp-json\/wp\/v2\/posts\/1125\/revisions"}],"predecessor-version":[{"id":1127,"href":"https:\/\/planetary-gearboxes.com\/cs\/wp-json\/wp\/v2\/posts\/1125\/revisions\/1127"}],"wp:attachment":[{"href":"https:\/\/planetary-gearboxes.com\/cs\/wp-json\/wp\/v2\/media?parent=1125"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/planetary-gearboxes.com\/cs\/wp-json\/wp\/v2\/categories?post=1125"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/planetary-gearboxes.com\/cs\/wp-json\/wp\/v2\/tags?post=1125"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}