{"id":734,"date":"2026-06-03T01:10:04","date_gmt":"2026-06-03T01:10:04","guid":{"rendered":"https:\/\/planetary-gearboxes.com\/?p=734"},"modified":"2026-06-03T01:14:29","modified_gmt":"2026-06-03T01:14:29","slug":"planetary-gearbox-vs-worm-gearbox-comparison","status":"publish","type":"post","link":"https:\/\/planetary-gearboxes.com\/cs\/planetary-gearbox-vs-worm-gearbox-comparison\/","title":{"rendered":"Planetov\u00e1 p\u0159evodovka vs. \u0161nekov\u00e1 p\u0159evodovka \u2013 kompletn\u00ed technick\u00e9 srovn\u00e1n\u00ed"},"content":{"rendered":"
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Korea Ever-Power<\/span>
\nPr\u016fvodce porovn\u00e1n\u00edm technologi\u00ed<\/span><\/div>\n

Planetov\u00e1 p\u0159evodovka vs. \u0161nekov\u00e1 p\u0159evodovka \u2013 kompletn\u00ed technick\u00e9 srovn\u00e1n\u00ed a kdy ji pou\u017e\u00edt<\/h1>\n

Tato p\u0159\u00edru\u010dka slep\u011b neobhajuje p\u0159esn\u00e9 planetov\u00e9 p\u0159evodovky<\/a>P\u0159edstavuje kvantifikovan\u00e9 technick\u00e9 \u00fadaje \u2013 \u00fa\u010dinnost, \u017eivotnost, v\u016fli, zp\u011btn\u00fd chod, celkov\u00e9 n\u00e1klady na vlastnictv\u00ed \u2013 a pot\u00e9 identifikuje \u0161est specifick\u00fdch sc\u00e9n\u00e1\u0159\u016f, kde \u0161nekov\u00e9 p\u0159evody z\u016fst\u00e1vaj\u00ed technicky a ekonomicky lep\u0161\u00ed volbou. Pr\u016fvodce specifikac\u00ed, kter\u00fd neuzn\u00e1v\u00e1 siln\u00e9 str\u00e1nky \u0161nekov\u00fdch p\u0159evod\u016f, je prodejn\u00ed bro\u017eurou, nikoli technick\u00fdm referen\u010dn\u00edm materi\u00e1lem. Tento je tou druhou.<\/p>\n

Z\u00edskejte podporu pro porovn\u00e1n\u00ed specifikac\u00ed \u2192<\/a><\/p>\n<\/div>\n<\/div>\n<\/section>\n

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Z\u00e1kladn\u00ed mechanick\u00fd rozd\u00edl \u2013 pro\u010d maj\u00ed ob\u011b technologie r\u016fzn\u00e9 siln\u00e9 str\u00e1nky<\/h2>\n

Planetov\u00e9 a \u0161nekov\u00e9 reduktory jsou jedno- nebo v\u00edcestup\u0148ov\u00e1 mechanick\u00e1 p\u0159evodov\u00e1 za\u0159\u00edzen\u00ed, kter\u00e1 zvy\u0161uj\u00ed to\u010div\u00fd moment a sni\u017euj\u00ed rychlost mezi motorem a z\u00e1t\u011b\u017e\u00ed. Jejich mechanick\u00e9 architektury jsou v\u0161ak zcela odli\u0161n\u00e9 \u2013 a tyto architektonick\u00e9 rozd\u00edly vedou k z\u00e1sadn\u011b odli\u0161n\u00fdm v\u00fdkonnostn\u00edm profil\u016fm v p\u011bti parametrech, kter\u00e9 jsou pro in\u017een\u00fdry servopohon\u016f nejd\u016fle\u017eit\u011bj\u0161\u00ed.<\/p>\n

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Planetov\u00e1 p\u0159evodovka<\/div>\n

T\u0159i nebo v\u00edce planetov\u00fdch kol sou\u010dasn\u011b sd\u00edlej\u00ed p\u0159en\u00e1\u0161en\u00e9 zat\u00ed\u017een\u00ed kolem centr\u00e1ln\u00edho centr\u00e1ln\u00edho kola. Toto sd\u00edlen\u00ed z\u00e1t\u011b\u017ee<\/strong> je ur\u010duj\u00edc\u00ed architektonickou v\u00fdhodou: ka\u017ed\u00e9 planetov\u00e9 kolo nese v dan\u00e9m okam\u017eiku pouze 1\/3 celkov\u00e9ho to\u010div\u00e9ho momentu, co\u017e umo\u017e\u0148uje vysok\u00fd to\u010div\u00fd moment z kompaktn\u00edho, souos\u00e9ho (\u0159adov\u00e9ho) uspo\u0159\u00e1d\u00e1n\u00ed. V\u00fdstup je soust\u0159edn\u00fd se vstupem. Vnit\u0159n\u00ed geometrie z\u00e1b\u011bru ozuben\u00e9ho kola (v\u011bncov\u00e9ho kola) poskytuje vysok\u00fd pom\u011br styku zub\u016f \u2013 co\u017e p\u0159isp\u00edv\u00e1 k plynul\u00e9mu p\u0159enosu to\u010div\u00e9ho momentu a n\u00edzk\u00e9 hlu\u010dnosti na p\u0159en\u00e1\u0161en\u00fd newtonmetr.<\/p>\n

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Typ kontaktu: Valiv\u00fd (evolventn\u00ed zuby)<\/div>\n
Rozd\u011blen\u00ed z\u00e1t\u011b\u017ee: 3 planetov\u00e1 kola<\/div>\n
V\u00fdstupn\u00ed osa: Koaxi\u00e1ln\u00ed se vstupn\u00ed<\/div>\n
\u00da\u010dinnost: 94\u2013961 TP3T na stupe\u0148<\/div>\n<\/div>\n<\/div>\n
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\u0160nekov\u00fd p\u0159evodov\u00fd reduktor<\/div>\n

\u0160nekov\u00fd \u0161roub se spir\u00e1lou zab\u00edr\u00e1 s bronzov\u00fdm \u0161nekov\u00fdm kolem. Ve\u0161ker\u00fd kroutic\u00ed moment proch\u00e1z\u00ed kontaktn\u00ed z\u00f3nou s jedn\u00edm zubem \u2013 nedoch\u00e1z\u00ed k \u017e\u00e1dn\u00e9mu rozd\u011blen\u00ed zat\u00ed\u017een\u00ed. \u0160nekov\u00fd \u0161roub se posouv\u00e1 po kole slo\u017eit\u00fdm kluzn\u00fdm\/valiv\u00fdm pohybem, kter\u00fd v d\u016fsledku t\u0159en\u00ed generuje zna\u010dn\u00e9 mno\u017estv\u00ed tepla. posuvn\u00fd kontakt<\/strong> Proto \u00fa\u010dinnost \u0161nekov\u00e9ho p\u0159evodu rychle kles\u00e1 s p\u0159evodov\u00fdm pom\u011brem (men\u0161\u00ed \u00fahel stoup\u00e1n\u00ed = v\u011bt\u0161\u00ed kluz = v\u011bt\u0161\u00ed t\u0159en\u00ed) a proto je opot\u0159eben\u00ed bronzu na oceli dominantn\u00edm zp\u016fsobem selh\u00e1n\u00ed. V\u00fdstupn\u00ed osa je kolm\u00e1 ke vstupn\u00ed \u2013 co\u017e je ur\u010duj\u00edc\u00ed geometrick\u00e1 v\u00fdhoda.<\/p>\n

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Typ kontaktu: Posuvn\u00fd + valiv\u00fd<\/div>\n
Sd\u00edlen\u00ed z\u00e1t\u011b\u017ee: \u017d\u00e1dn\u00e9 (jeden kontakt)<\/div>\n
V\u00fdstupn\u00ed osa: 90\u00b0 k vstupu (pravo\u00fahl\u00fd)<\/div>\n
\u00da\u010dinnost: 42\u2013901 TP3T v z\u00e1vislosti na p\u0159evodov\u00e9m pom\u011bru<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n

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Efektivita v ka\u017ed\u00e9m pom\u011bru \u2013 kvantifikovan\u00fd rozd\u00edl, kter\u00fd ovliv\u0148uje celkov\u00e9 n\u00e1klady na vlastnictv\u00ed<\/h2>\n

\u00da\u010dinnost je jedin\u00fd parametr, kde je rozd\u00edl ve v\u00fdkonu mezi planetov\u00fdmi a \u0161nekov\u00fdmi p\u0159evody nejdramati\u010dt\u011bj\u0161\u00ed \u2013 a nejv\u00fdznamn\u011bj\u0161\u00ed pro servo automatiza\u010dn\u00ed syst\u00e9my. \u00da\u010dinnost \u0161nekov\u00e9ho p\u0159evodu se rychle sni\u017euje se zvy\u0161uj\u00edc\u00edm se reduk\u010dn\u00edm pom\u011brem, proto\u017ee vy\u0161\u0161\u00ed p\u0159evody vy\u017eaduj\u00ed men\u0161\u00ed \u00fahel stoup\u00e1n\u00ed \u0161nekov\u00e9ho \u0161roubu, co\u017e zvy\u0161uje pod\u00edl kluzn\u00e9ho kontaktu, a t\u00edm i t\u0159en\u00ed. \u00da\u010dinnost planetov\u00e9ho p\u0159evodu z\u016fst\u00e1v\u00e1 relativn\u011b konstantn\u00ed bez ohledu na p\u0159evodov\u00fd pom\u011br, proto\u017ee je ur\u010dena ztr\u00e1tami v z\u00e1b\u011bru ozuben\u00e9ho kola s valiv\u00fdm kontaktem, kter\u00e9 nejsou na p\u0159evodov\u00e9m pom\u011bru z\u00e1visl\u00e9 stejn\u00fdm zp\u016fsobem.<\/p>\n

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Reduk\u010dn\u00ed pom\u011br<\/th>\n\u0160nekov\u00e9 p\u0159evodovky \u03b7<\/th>\nPlanet\u00e1rn\u00ed \u03b7
\n(S\u00e9rie EP)<\/span><\/th>\n		Rozd\u00edl v efektivit\u011b<\/th>\nTeplo p\u0159i p\u0159\u00edkonu 1 kW
\n\u010cerv | Planet\u00e1rn\u00ed<\/span><\/th>\n		Ro\u010dn\u00ed energie
\nn\u00e1klady p\u0159i 750 W, 2000 h\/rok<\/span><\/th>\n<\/tr>\n<\/thead>\n
10:1<\/td>\n85%<\/td>\n96%<\/td>\n11 stran<\/td>\n150 W | 40 W<\/td>\n\u010cerv: $25\/rok nav\u00edc<\/td>\n<\/tr>\n
20:1<\/td>\n76%<\/td>\n94%<\/td>\n18 stran<\/td>\n240 W | 60 W<\/td>\n\u010cerv: $27\/rok nav\u00edc<\/td>\n<\/tr>\n
30:1<\/td>\n70%<\/td>\n94%<\/td>\n24 stran<\/td>\n300 W | 60 W<\/td>\n\u010cerv: $36\/rok nav\u00edc<\/td>\n<\/tr>\n
50:1 \u2605<\/td>\n60%<\/td>\n94%<\/td>\n34 stran<\/td>\n400 W | 60 W<\/td>\n\u010cerv: $51\/rok nav\u00edc \u2605<\/td>\n<\/tr>\n
80:1<\/td>\n48%<\/td>\n90%<\/td>\n42 stran<\/td>\n520 W | 100 W<\/td>\n\u010cerv: $63\/rok nav\u00edc<\/td>\n<\/tr>\n
100:1<\/td>\n42%<\/td>\n90%<\/td>\n48 stran<\/td>\n580 W | 100 W<\/td>\n\u010cerv: $72\/rok nav\u00edc<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

\u2605 Nejb\u011b\u017en\u011bj\u0161\u00ed p\u0159evodov\u00fd pom\u011br \u0161nekov\u00e9ho p\u0159evodu v korejsk\u00e9 servoautomatice (pohony dopravn\u00edk\u016f, AGV, v\u0161eobecn\u00e9 stroje). \u00da\u010dinnost \u0161neku: model Niemann\/DIN 3996 pro bronzov\u00e9 \u0161nekov\u00e9 kolo na kalen\u00e9m ocelov\u00e9m \u0161neku, jednoz\u00e1vitov\u00fd. Planetov\u00fd p\u0159evod: jmenovit\u00e1 \u00fa\u010dinnost \u0159ady EP. Ro\u010dn\u00ed n\u00e1klady: motor 750 W, 2 000 h\/rok, korejsk\u00e1 pr\u016fmyslov\u00e1 sazba elekt\u0159iny $0,10\/kWh. \u201epp\u201c = procentu\u00e1ln\u00ed body.<\/p>\n

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Probl\u00e9m s teplem p\u0159i vysok\u00fdch pom\u011brech:<\/strong> \u0160nekov\u00fd p\u0159evod s p\u0159evodov\u00fdm pom\u011brem 100:1 a p\u0159\u00edkonem motoru 1 kW generuje 580 W tepla \u2013 co\u017e sta\u010d\u00ed k tomu, aby se teplota oleje v p\u0159evodovce zv\u00fd\u0161ila o 30\u201350 \u00b0C nad okoln\u00ed teplotu ve \u0161patn\u011b v\u011btran\u00e9m prostoru stroje. To urychluje oxidaci oleje, co\u017e d\u00e1le sni\u017euje \u00fa\u010dinnost a urychluje opot\u0159eben\u00ed bronzov\u00e9ho kola v cyklu samovoln\u00e9ho zesilov\u00e1n\u00ed degradace. Planetov\u00e1 p\u0159evodovka se stejn\u00fdm p\u0159evodov\u00fdm pom\u011brem generuje pouze 100 W \u2013 nevy\u017eaduje \u017e\u00e1dn\u00e9 nucen\u00e9 chlazen\u00ed a vytv\u00e1\u0159\u00ed dramaticky men\u0161\u00ed tepeln\u00e9 nam\u00e1h\u00e1n\u00ed maziva.<\/p>\n<\/div>\n<\/section>\n

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\"Plan\u00e1rn\u00ed
\nCentr\u00e1ln\u00ed kolo planetov\u00e9 p\u0159evodovky vyu\u017e\u00edv\u00e1 evolventn\u00ed geometrii zub\u016f s \u010dist\u011b valiv\u00fdm kontaktem v bod\u011b stoup\u00e1n\u00ed \u2013 mechanismus, kter\u00fd je z\u00e1kladem \u00fa\u010dinnosti stup\u0148\u016f 94\u201396%. \u0160nekov\u00e9 p\u0159evody pou\u017e\u00edvaj\u00ed spir\u00e1lov\u00fd kluzn\u00fd kontakt, kter\u00fd p\u0159i stejn\u00e9 \u00farovni to\u010div\u00e9ho momentu produkuje 3\u20136\u00d7 v\u00edce t\u0159ec\u00edho tepla. Rozd\u00edl nen\u00ed probl\u00e9mem kvality: je d\u016fsledkem p\u0159\u00edslu\u0161n\u00fdch geometri\u00ed ozuben\u00fdch kol. Zobrazit specifikace planetov\u00e9 p\u0159evodovky \u2192<\/a><\/div>\n<\/div>\n

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Celkov\u00e9 n\u00e1klady na vlastnictv\u00ed za 10 let \u2013 kompletn\u00ed p\u0159ehled nad r\u00e1mec kupn\u00ed ceny<\/h2>\n

\u0160nekov\u00e9 p\u0159evodovky maj\u00ed obvykle ni\u017e\u0161\u00ed po\u0159izovac\u00ed cenu ne\u017e p\u0159esn\u00e9 planetov\u00e9 p\u0159evodovky srovnateln\u00e9 kroutic\u00ed s\u00edly. Tato po\u010d\u00e1te\u010dn\u00ed cenov\u00e1 v\u00fdhoda se \u010dasto uv\u00e1d\u00ed jako hlavn\u00ed d\u016fvod pro specifikaci \u0161nekov\u00fdch p\u0159evod\u016f v cenov\u011b citliv\u00fdch korejsk\u00fdch automatiza\u010dn\u00edch projektech. \u00dapln\u00e1 desetilet\u00e1 anal\u00fdza celkov\u00fdch n\u00e1klad\u016f na vlastnictv\u00ed (TCO) tento z\u00e1v\u011br u dvousm\u011bnn\u00fdch nebo nep\u0159etr\u017eit\u00fdch aplikac\u00ed opakovan\u011b vyvrac\u00ed \u2013 rozd\u00edl v po\u0159izovac\u00ed cen\u011b je toti\u017e mnohem men\u0161\u00ed ne\u017e rozd\u00edl v kombinovan\u00fdch n\u00e1kladech na energii a \u00fadr\u017ebu.<\/p>\n

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10let\u00e9 celkov\u00e9 n\u00e1klady na vlastnictv\u00ed: pom\u011br 50:1, v\u00fdkon 450 W, 4 000 hodin\/rok (dvousm\u011bnn\u00fd provoz)<\/div>\n
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\u0160nekov\u00fd p\u0159evodov\u00fd stupe\u0148 (50:1, \u03b7=60%)<\/div>\n
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Pot\u0159ebn\u00fd p\u0159\u00edkon motoru: 750 W (pro 450 W v\u00fdstup)<\/div>\n
V\u00fdm\u011bny oleje: 13\u00d7 @ $275 za kus = $3 575<\/div>\n
V\u00fdm\u011bny jednotek: 3,3\u00d7 @ $1 400 = $4 620<\/div>\n
N\u00e1klady na energii (extra vs. planet\u00e1rn\u00ed):<\/div>\n
+271 W \u00d7 40 000 h = 1 TP4T1 084<\/div>\n
10let\u00e9 provozn\u00ed n\u00e1klady: $9 279 + jednotka<\/div>\n<\/div>\n<\/div>\n
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Planetov\u00e1 p\u0159evodovka (50:1, \u03b7=94%)<\/div>\n
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Pot\u0159ebn\u00fd p\u0159\u00edkon motoru: 479 W (pro 450 W v\u00fdstup)<\/div>\n
V\u00fdm\u011bny oleje: 0 (ut\u011bsn\u011bno na celou dobu \u017eivotnosti)<\/div>\n
V\u00fdm\u011bny jednotek: 2,0\u00d7 @ $1 550 = $3 100<\/div>\n
Pr\u00e9mie za energie: $0 (referen\u010dn\u00ed)<\/div>\n
\u2014<\/div>\n
10let\u00e9 provozn\u00ed n\u00e1klady: $3 100 + jednotka<\/div>\n<\/div>\n<\/div>\n<\/div>\n
10let\u00e1 \u00faspora celkov\u00fdch n\u00e1klad\u016f na vlastnictv\u00ed (TCO) s planet\u00e1rn\u00edm pohonem: $6 179 pouze na energii a \u00fadr\u017eb\u011b. N\u00e1kupn\u00ed pr\u00e9mie planet\u00e1rn\u00edho pohonu ve v\u00fd\u0161i ~$150 se vr\u00e1t\u00ed v 1. roce.<\/div>\n
V\u00fdm\u011bna oleje: $25 materi\u00e1l + 0,5h pr\u00e1ce \u00d7 $500\/h prostoje = $275. V\u00fdm\u011bna jednotky: po\u0159izovac\u00ed cena + 2h pr\u00e1ce\/prostoje = $1 400 \u0161nekov\u00fd p\u0159evod, $1 550 planetov\u00fd p\u0159evod. Energie p\u0159i $0,10\/kWh. \u017divotnost \u0161nekov\u00e9ho p\u0159evodu 12 000h, planetov\u00e9ho p\u0159evodu L10 20 000h.<\/div>\n<\/div>\n
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\u26a0 Kdy\u017e se zmen\u0161\u00ed v\u00fdhoda celkov\u00fdch n\u00e1klad\u016f na vlastnictv\u00ed<\/div>\n

V\u00fdhoda celkov\u00fdch n\u00e1klad\u016f na vlastnictv\u00ed (TCO) siln\u011b z\u00e1vis\u00ed na po\u010dtu hodin za rok. P\u0159i 500 hodin\u00e1ch\/rok (jedna sm\u011bna, ob\u010dasn\u00e9 pou\u017e\u00edv\u00e1n\u00ed) je \u00faspora energie pouze 1 TP4T13,50\/rok v pom\u011bru 50:1 \u2013 co\u017e je p\u0159\u00edli\u0161 m\u00e1lo na to, aby se v r\u00e1mci \u017eivotnosti pokryli n\u00e1klady na po\u0159\u00edzen\u00ed. U p\u0159eru\u0161ovan\u00fdch aplikac\u00ed s n\u00edzk\u00fdm pracovn\u00edm cyklem (<1 000 hodin\/rok) m\u016f\u017ee dominovat v\u00fdhoda po\u0159izovac\u00ed ceny \u0161nekov\u00e9ho p\u0159evodu. P\u0159ed z\u00e1v\u011brem vypo\u010d\u00edtejte celkov\u00fd po\u010det hodin za celou dobu \u017eivotnosti.<\/p>\n<\/div>\n

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\u2705 Kdy\u017e je planet\u00e1rn\u00ed v\u00fdhoda celkov\u00fdch n\u00e1klad\u016f na vlastnictv\u00ed nejv\u011bt\u0161\u00ed<\/div>\n

Nep\u0159etr\u017eit\u00fd nebo t\u0159\u00edsm\u011bnn\u00fd provoz (6 000\u20138 760 h\/rok), vysok\u00fd v\u00fdkon motoru (> 1,5 kW) a vysok\u00e9 p\u0159evodov\u00e9 pom\u011bry (\u2265 50:1) zn\u00e1sobuj\u00ed \u00faspory \u00fa\u010dinnosti a z\u00e1rove\u0148 rozd\u00edl v n\u00e1kladech na \u00fadr\u017ebu. \u0160nekov\u00fd pohon o v\u00fdkonu 3 kW s nep\u0159etr\u017eit\u00fdm provozem 24\/7 p\u0159i p\u0159evodu 50:1 ztr\u00e1c\u00ed 1 200 W oproti 180 W u planetov\u00e9ho pohonu \u2013 1 000+ USD\/rok jen na elekt\u0159in\u011b. N\u00e1vratnost planet\u00e1rn\u00ed pr\u00e9mie se m\u011b\u0159\u00ed v t\u00fddnech, nikoli v letech.<\/p>\n<\/div>\n<\/div>\n<\/section>\n

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Zp\u011btn\u00fd chod \u2013 parametr, kde maj\u00ed \u0161nekov\u00e9 p\u0159evody skute\u010dnou technickou v\u00fdhodu<\/h2>\n

Samosvornost je nejv\u00fdrazn\u011bj\u0161\u00ed mechanickou vlastnost\u00ed \u0161nekov\u00e9ho p\u0159evodu \u2013 a z\u00e1rove\u0148 jedin\u00fdm sc\u00e9n\u00e1\u0159em, kdy m\u00e1 specifikace \u0161nekov\u00e9ho p\u0159evodu nam\u00edsto planetov\u00e9 p\u0159evodovky jasnou a kvantifikovatelnou cenovou v\u00fdhodu. Pokud je \u00fahel stoup\u00e1n\u00ed \u0161nekov\u00e9ho p\u0159evodu men\u0161\u00ed ne\u017e \u00fahel t\u0159en\u00ed p\u00e1ru \u0161neku a kola z bronzu na oceli, mechanismus se st\u00e1v\u00e1 samosvorn\u00fdm: zat\u00ed\u017een\u00ed p\u016fsob\u00edc\u00ed na v\u00fdstupn\u00ed h\u0159\u00eddel nem\u016f\u017ee poh\u00e1n\u011bt vstupn\u00ed h\u0159\u00eddel zp\u011bt. Nen\u00ed pot\u0159eba \u017e\u00e1dn\u00e1 brzda, \u017e\u00e1dn\u00fd p\u0159\u00eddr\u017en\u00fd moment od servomotoru, \u017e\u00e1dn\u00fd dal\u0161\u00ed mechanismus k udr\u017een\u00ed polohy proti gravitaci.<\/p>\n

\n\n\n\n\n\n\n\n\n
Pom\u011br \/ Konfigurace<\/th>\n\u0160nekov\u00fd p\u0159evod<\/th>\nPlanetov\u00e1 p\u0159evodovka<\/th>\nD\u016fsledky pro svislou osu<\/th>\n<\/tr>\n<\/thead>\n
10:1<\/td>\nZp\u011btn\u00fd pohon
\n(\u00fahel stoup\u00e1n\u00ed > t\u0159en\u00ed)<\/td>\n		Zp\u011btn\u00fd pohon
\n(\u03b7=96%)<\/td>\n		Oba vy\u017eaduj\u00ed brzdu pro vertik\u00e1ln\u00ed osu<\/td>\n<\/tr>\n
20:1<\/td>\nSamosvorn\u00e9 \u2705
\n(brzda nen\u00ed pot\u0159eba)<\/td>\n		Zp\u011btn\u00fd pohon
\n(vy\u017eaduje brzdu)<\/td>\n		\u010cerv \u0161et\u0159\u00ed $100\u2013200 n\u00e1klad\u016f na brzdy<\/td>\n<\/tr>\n
40:1<\/td>\nSamosvorn\u00e9 \u2705<\/td>\nZp\u011btn\u00fd pohon
\n(vy\u017eaduje brzdu)<\/td>\n		\u0160nekov\u00fd p\u0159evod: bez brzdy. Planetov\u00fd p\u0159evod: p\u0159idat motorovou brzdu $100\u2013200.<\/td>\n<\/tr>\n
80\u2013100:1<\/td>\nSiln\u011b samosvorn\u00e9 \u2705<\/td>\nZp\u011btn\u00fd pohon
\n(vy\u017eaduje brzdu)<\/td>\n		V\u00fdhoda \u0161neku: vysok\u00e1 nosnost, n\u00edzk\u00e1 p\u0159esnost \u2013 pohony vrat, t\u011b\u017ek\u00fd zdvih<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
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Aplikace, kde je samosvorn\u00fd mechanismus \u0161neku rozhoduj\u00edc\u00ed<\/div>\n