{"id":2293,"date":"2026-06-23T07:16:29","date_gmt":"2026-06-23T07:16:29","guid":{"rendered":"https:\/\/helicalcutgears.top\/?p=2293"},"modified":"2026-06-23T07:16:29","modified_gmt":"2026-06-23T07:16:29","slug":"helical-gear-vs-planetary-gear","status":"publish","type":"post","link":"https:\/\/helicalcutgears.top\/cs\/helical-gear-vs-planetary-gear\/","title":{"rendered":"\u0160roubov\u00e9 p\u0159evodovky vs. planetov\u00e9 p\u0159evodovky \u2013 Pr\u016fvodce v\u00fdb\u011brem pohonu s paraleln\u00ed h\u0159\u00eddel\u00ed vs. souosou h\u0159\u00eddel\u00ed"},"content":{"rendered":"
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\u0160roubov\u00e9 p\u0159evodovky vs. planetov\u00e9 p\u0159evodovky \u2013 v\u00fdb\u011br pohonu s paraleln\u00ed h\u0159\u00eddel\u00ed vs. souosou h\u0159\u00eddel\u00ed<\/h1>\n

\u0160roubov\u00e1 ozuben\u00e1 kola a planetov\u00e1 ozuben\u00e1 kola slou\u017e\u00ed z\u00e1sadn\u011b odli\u0161n\u00fdm mechanick\u00fdm architektur\u00e1m \u2013 paraleln\u00edm h\u0159\u00eddel\u00edm versus koaxi\u00e1ln\u00edmu vstupu a v\u00fdstupu. I kdy\u017e oba typy teoreticky mohou \u0159e\u0161it stejn\u00fd probl\u00e9m, volba mezi nimi z\u00e1vis\u00ed na hustot\u011b to\u010div\u00e9ho momentu, rozsahu p\u0159evodov\u00fdch pom\u011br\u016f, \u00fa\u010dinnosti, uspo\u0159\u00e1d\u00e1n\u00ed h\u0159\u00eddel\u00ed a celkov\u00fdch n\u00e1kladech syst\u00e9mu. Tato p\u0159\u00edru\u010dka porovn\u00e1v\u00e1 v\u0161ech p\u011bt faktor\u016f s pokyny specifick\u00fdmi pro danou aplikaci.<\/p>\n

Proberte architekturu va\u0161eho disku \u2192<\/a><\/p>\n<\/div>\n<\/div>\n

Z\u00e1kladn\u00ed rozd\u00edl \u2013 uspo\u0159\u00e1d\u00e1n\u00ed h\u0159\u00eddele<\/h2>\n

Paraleln\u00ed h\u0159\u00eddel spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> Pohon m\u00e1 vstupn\u00ed a v\u00fdstupn\u00ed h\u0159\u00eddele na r\u016fzn\u00fdch, rovnob\u011b\u017en\u00fdch st\u0159edov\u00fdch os\u00e1ch \u2013 odd\u011blen\u00fdch osovou vzd\u00e1lenost\u00ed C. Planetov\u00fd p\u0159evod m\u00e1 koaxi\u00e1ln\u00ed vstupn\u00ed a v\u00fdstupn\u00ed h\u0159\u00eddele: centr\u00e1ln\u00ed kolo a una\u0161e\u010d sd\u00edlej\u00ed stejnou geometrickou osu. Tento architektonick\u00fd rozd\u00edl nen\u00ed v\u017edy omezen\u00edm \u2013 mnoho stroj\u016f lze navrhnout s ob\u011bma uspo\u0159\u00e1d\u00e1n\u00edmi \u2013 ale pokud se jedn\u00e1 o omezen\u00ed (stroj vy\u017eaduje koaxi\u00e1ln\u00ed vstup a v\u00fdstup nebo vy\u017eaduje specifick\u00e9 odsazen\u00ed h\u0159\u00eddele), jedn\u00e1 se o neobchodovateln\u00fd prvn\u00ed filtr.<\/p>\n

V aplikac\u00edch, kde jsou ob\u011b konfigurace geometricky provediteln\u00e9 \u2013 p\u0159evodovka, kter\u00e1 by mohla b\u00fdt bu\u010f \u0159adov\u00e1 s paraleln\u00edm h\u0159\u00eddelem spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> jednotka nebo planetov\u00e1 jednotka \u2013 porovn\u00e1n\u00ed hustoty to\u010div\u00e9ho momentu, \u00fa\u010dinnosti, p\u0159evodov\u00e9ho pom\u011bru a n\u00e1klad\u016f ur\u010duje lep\u0161\u00ed volbu. Korea Ever-Power vyr\u00e1b\u00ed ozuben\u00e1 kola se \u0161roubovicov\u00fdm \u0159ezem<\/a> pro p\u0159evodovky s paraleln\u00edmi h\u0159\u00eddeli i pro planetov\u00e9 p\u0159evodovky (centr\u00e1ln\u00ed kolo a planetov\u00e1 kola v planetov\u00e9 soustav\u011b jsou \u0161ikm\u00e1 ozuben\u00e1 kola<\/strong>).<\/p>\n

Hustota to\u010div\u00e9ho momentu \u2013 hlavn\u00ed v\u00fdhoda planetov\u00e9ho p\u0159evodu<\/h2>\n

\"Dvojice<\/p>\n

Paraleln\u00ed h\u0159\u00eddel spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> Dvojice (zn\u00e1zorn\u011bn\u00e1) m\u00e1 jedinou dr\u00e1hu zat\u00ed\u017een\u00ed mezi hnac\u00edm a hnan\u00fdm kolem. Planetov\u00e1 soukol\u00ed se t\u0159emi planetov\u00fdmi koly sd\u00edl\u00ed stejn\u00fd p\u0159en\u00e1\u0161en\u00fd to\u010div\u00fd moment nap\u0159\u00ed\u010d t\u0159emi paraleln\u00edmi dr\u00e1hami zat\u00ed\u017een\u00ed \u2013 \u010d\u00edm\u017e se ztrojn\u00e1sob\u00ed kapacita to\u010div\u00e9ho momentu p\u0159i stejn\u00e9m pr\u016fm\u011bru rozte\u010de, co\u017e je zdrojem v\u00fdhody hustoty to\u010div\u00e9ho momentu planetov\u00e9ho soukol\u00ed.<\/p>\n

Planetov\u00e1 p\u0159evodovka s n planetov\u00fdmi koly p\u0159en\u00e1\u0161\u00ed stejn\u00fd celkov\u00fd to\u010div\u00fd moment sou\u010dasn\u011b n paraleln\u00edmi dr\u00e1hami zat\u00ed\u017een\u00ed. U 3 planetov\u00fdch kol nese ka\u017ed\u00e1 dvojice planet jednu t\u0159etinu celkov\u00e9ho to\u010div\u00e9ho momentu \u2013 co\u017e p\u0159edstavuje p\u0159ibli\u017en\u011b 3\u00d7 v\u011bt\u0161\u00ed to\u010div\u00fd moment p\u0159i stejn\u00e9m pr\u016fm\u011bru ozuben\u00e9ho v\u011bnce ne\u017e dvojice paraleln\u00edch kol se stejn\u00fdm modulem a \u0161\u00ed\u0159kou \u010dela. Toto rozd\u011blen\u00ed zat\u00ed\u017een\u00ed je z\u00e1kladn\u00edm d\u016fvodem, pro\u010d maj\u00ed planetov\u00e9 p\u0159evodovky vy\u0161\u0161\u00ed hustotu to\u010div\u00e9ho momentu (v\u00fdstupn\u00ed to\u010div\u00fd moment na kg hmotnosti p\u0159evodovky nebo na jednotku objemu sk\u0159\u00edn\u011b) ne\u017e paraleln\u00ed p\u0159evodovky. spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> p\u0159evodovky.<\/p>\n

Porovn\u00e1n\u00ed kvantifikovan\u00e9 hustoty to\u010div\u00e9ho momentu:<\/strong> Standardn\u00ed \u0159adov\u00fd s paraleln\u00edm h\u0159\u00eddelem spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> P\u0159evodovka s p\u0159evodov\u00fdm pom\u011brem i = 5:1 a v\u00fdstupn\u00edm to\u010div\u00fdm momentem 1000 N\u00b7m obvykle vy\u017eaduje sk\u0159\u00ed\u0148 o pr\u016fm\u011bru p\u0159ibli\u017en\u011b 200\u2013250 mm. T\u0159\u00edplanetov\u00e1 planetov\u00e1 p\u0159evodovka se stejn\u00fdm p\u0159evodov\u00fdm pom\u011brem a to\u010div\u00fdm momentem vy\u017eaduje pr\u016fm\u011br p\u0159ibli\u017en\u011b 120\u2013150 mm \u2013 o 40\u201350% men\u0161\u00ed. P\u0159i stejn\u00e9 hmotnosti poskytuje planetov\u00e1 p\u0159evodovka zhruba 2\u20133\u00d7 v\u011bt\u0161\u00ed to\u010div\u00fd moment. Proto jsou planetov\u00e9 p\u0159evodovky standardem v kompaktn\u00edch aplikac\u00edch s vysok\u00fdm to\u010div\u00fdm momentem: pohony n\u00e1boj\u016f kol, servopohony, hlavn\u00ed p\u0159evodovky v\u011btrn\u00fdch turb\u00edn.<\/div>\n

Rozsah jednostup\u0148ov\u00e9ho p\u0159evodov\u00e9ho pom\u011bru<\/h2>\n

Jednostup\u0148ov\u00fd paraleln\u00ed h\u0159\u00eddel spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> Dvojice dosahuje prakticky p\u0159evodov\u00fdch pom\u011br\u016f 1:1 a\u017e p\u0159ibli\u017en\u011b 8:1 (nad 8:1 se ozuben\u00e9 kolo st\u00e1v\u00e1 mnohem v\u011bt\u0161\u00edm ne\u017e pastorek a sk\u0159\u00ed\u0148 je neprakticky velk\u00e1 v pom\u011bru k dvojici ozuben\u00fdch kol). Jednostup\u0148ov\u00e1 planetov\u00e1 soukol\u00ed (st\u0159edn\u00ed + v\u011bnec + n planet) dosahuje v koaxi\u00e1ln\u00edm, kompaktn\u00edm uspo\u0159\u00e1d\u00e1n\u00ed p\u0159evodov\u00fdch pom\u011br\u016f 3:1 a\u017e 10:1. Oba typy vy\u017eaduj\u00ed pro p\u0159evody nad jejich praktick\u00fdm limitem pro jednostup\u0148ov\u00e9 soukol\u00ed v\u00edce stup\u0148\u016f.<\/p>\n

Pro velmi vysok\u00e9 p\u0159evodov\u00e9 pom\u011bry v kompaktn\u00edm proveden\u00ed dosahuj\u00ed slo\u017een\u00e9 planetov\u00e9 uspo\u0159\u00e1d\u00e1n\u00ed (dva planetov\u00e9 stupn\u011b v jedn\u00e9 sk\u0159\u00edni) p\u0159evodov\u00fdch pom\u011br\u016f 25:1 a\u017e 100:1 p\u0159i stejn\u00e9 axi\u00e1ln\u00ed d\u00e9lce jako jeden paraleln\u00ed h\u0159\u00eddel. spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> p\u0159evodov\u00fd stupe\u0148. To je rozhoduj\u00edc\u00ed v\u00fdhoda pro servopohony, robotick\u00e9 kloubov\u00e9 pohony a pohony kol AGV (automaticky \u0159\u00edzen\u00e1 vozidla), kde je sou\u010dasn\u011b vy\u017eadov\u00e1n vysok\u00fd p\u0159evodov\u00fd pom\u011br, kompaktn\u00ed tvar a koaxi\u00e1ln\u00ed vstup-v\u00fdstup.<\/p>\n

Porovn\u00e1n\u00ed \u00fa\u010dinnosti<\/h2>\n
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Parametr<\/th>\n\u0160roubov\u00e9 ozuben\u00e9 kolo s paraleln\u00edm h\u0159\u00eddelem<\/th>\nPlanetov\u00e9 soukol\u00ed (3 planety, \u0161roubovicov\u00e9 zuby)<\/th>\n<\/tr>\n<\/thead>\n
\u00da\u010dinnost s\u00edt\u011b (na stupe\u0148)<\/td>\n98,5\u201399,5% (zem \u0161ikm\u00e1 ozuben\u00e1 kola<\/strong>)<\/td>\n97\u201399% (\u0161roubov\u00fd planetov\u00fd p\u0159evod \u2013 stejn\u00e9 ztr\u00e1ty zub\u016f, ale v\u00edce kontaktn\u00edch bod\u016f s lo\u017eiskem)<\/td>\n<\/tr>\n
Ztr\u00e1ty v lo\u017eisk\u00e1ch<\/td>\n2 lo\u017eiska h\u0159\u00eddele na stupe\u0148 (pastorek + h\u0159\u00eddel ozuben\u00e9ho kola)<\/td>\n1 + n_planet dodate\u010dn\u00fdch lo\u017eisek (centr\u00e1ln\u00ed h\u0159\u00eddel + ka\u017ed\u00fd planetov\u00fd \u010dep) \u2014 v\u00edce celkov\u00fdch t\u0159ec\u00edch bod\u016f<\/td>\n<\/tr>\n
Ztr\u00e1ty t\u011bsn\u011bn\u00ed<\/td>\n2 t\u011bsn\u011bn\u00ed h\u0159\u00eddele (vstup + v\u00fdstup)<\/td>\n2 t\u011bsn\u011bn\u00ed h\u0159\u00eddele \u2013 stejn\u00e9<\/td>\n<\/tr>\n
Ztr\u00e1ty z v\u00ed\u0159en\u00ed<\/td>\nSt\u0159edn\u00ed \u2013 ozuben\u00e9 kolo pono\u0159en\u00e9 v olejov\u00e9 l\u00e1zni p\u0159i jedn\u00e9 rychlosti ot\u00e1\u010den\u00ed<\/td>\nVy\u0161\u0161\u00ed \u2013 planetov\u00e1 kola ob\u00edhaj\u00ed Slunce a z\u00e1rove\u0148 se ot\u00e1\u010dej\u00ed; slo\u017eit\u00e9 rozlo\u017een\u00ed oleje; vy\u0161\u0161\u00ed ztr\u00e1ty rozst\u0159ikem p\u0159i vysok\u00e9 rychlosti<\/td>\n<\/tr>\n
Typick\u00e1 celkov\u00e1 \u00fa\u010dinnost (jednostup\u0148ov\u00e1)<\/td>\n97,5\u201399%<\/td>\n96\u201398,5%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Rozd\u00edl v \u00fa\u010dinnosti mezi paraleln\u00edmi h\u0159\u00eddeli \u0161ikm\u00e1 ozuben\u00e1 kola<\/strong> a planetov\u00e9 p\u0159evody jsou obvykle 1\u20132% p\u0159i stejn\u00e9 p\u0159esnosti zub\u016f, maz\u00e1n\u00ed a typu lo\u017eiska. Tento rozd\u00edl je v\u00fdznamn\u00fd u vysoce v\u00fdkonn\u00fdch kontinu\u00e1ln\u00edch pohon\u016f (kde 1% o v\u00fdkonu 5 MW = 50 kW tepeln\u00e9ho v\u00fdkonu), ale zanedbateln\u00fd u servopohon\u016f a polohovac\u00edch pohon\u016f, kde jsou prim\u00e1rn\u00edmi krit\u00e9rii v\u00fdb\u011bru hustota to\u010div\u00e9ho momentu a kompaktn\u00ed tvar planetov\u00e9ho p\u0159evodu.<\/p>\n

Porovn\u00e1n\u00ed v\u00fdrobn\u00edch n\u00e1klad\u016f<\/h2>\n

Planetov\u00e9 p\u0159evodovky jsou na v\u00fdrobu v\u00fdrazn\u011b dra\u017e\u0161\u00ed ne\u017e p\u0159evodovky s paraleln\u00edmi h\u0159\u00eddeli. spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> p\u0159evodovky s ekvivalentn\u00ed to\u010div\u00fdm momentem. Tuto propast zp\u016fsobuj\u00ed t\u0159i zdroje cenov\u00e9 pr\u00e9mie:<\/p>\n

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V\u00edce komponent na etapu<\/strong><\/p>\n

Planetov\u00fd stupe\u0148 vy\u017eaduje centr\u00e1ln\u00ed kolo, n planetov\u00fdch kol (obvykle 3), korunov\u00e9 kolo, nosi\u010d planetov\u00fdch kol s n planetov\u00fdmi h\u0159\u00eddeli a lo\u017eisky a sk\u0159\u00ed\u0148. Ploch\u00fd h\u0159\u00eddel spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> Stupe\u0148 vy\u017eaduje pastorek, ozuben\u00e9 kolo, 4 lo\u017eiska a sk\u0159\u00ed\u0148. Konfigurace se t\u0159emi planetami m\u00e1 p\u0159ibli\u017en\u011b 3\u00d7 v\u00edce ozuben\u00fdch kol a lo\u017eisek na stupe\u0148.<\/p>\n<\/div>\n

Slo\u017eitost vnit\u0159n\u00edho ozuben\u00e9ho v\u011bnce<\/strong><\/p>\n

Ozuben\u00fd v\u011bnec (vnit\u0159n\u00ed ozuben\u00e9 kolo) se obr\u00e1b\u00ed obr\u00e1\u017een\u00edm ozuben\u00fdch kol nebo tvrd\u00fdm sko\u0159\u00e1pkov\u00e1n\u00edm otvoru \u2013 co\u017e je ve srovn\u00e1n\u00ed s vn\u011bj\u0161\u00edm ozuben\u00edm pomal\u00fd a specializovan\u00fd proces. spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> Odvalov\u00e1n\u00ed. Tepeln\u00e9 zpracov\u00e1n\u00ed vnit\u0159n\u00edch ozuben\u00fdch v\u011bnc\u016f je tak\u00e9 slo\u017eit\u011bj\u0161\u00ed, s vy\u0161\u0161\u00edm rizikem deformace a omezen\u011bj\u0161\u00edm p\u0159\u00edstupem k brusn\u00e9mu kotou\u010di pro korekci p\u0159esnosti.<\/p>\n<\/div>\n

Po\u017eadavky na toleranci sd\u00edlen\u00ed z\u00e1t\u011b\u017ee<\/strong><\/p>\n

Aby bylo mo\u017en\u00e9 dos\u00e1hnout trojn\u00e1sobn\u00e9ho kroutic\u00edho momentu planetov\u00e9ho stupn\u011b, mus\u00ed v\u0161echny 3 planety rovnom\u011brn\u011b rozd\u011blit zat\u00ed\u017een\u00ed. To vy\u017eaduje velmi p\u0159esn\u00e9 slad\u011bn\u00ed rozte\u010de mezi v\u0161emi planetov\u00fdmi koly a velmi p\u0159esn\u00e9 polohy planetov\u00fdch \u010dep\u016f na un\u00e1\u0161e\u010di \u2013 tolerance jsou v\u00fdrazn\u011b men\u0161\u00ed ne\u017e u jednoduch\u00e9ho rovnob\u011b\u017en\u00e9ho h\u0159\u00eddele. spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> p\u00e1r.<\/p>\n<\/div>\n<\/div>\n

Pr\u016fvodce v\u00fdb\u011brem aplikace \u2013 kdy je kter\u00e1koli z nich lep\u0161\u00ed volbou<\/h2>\n
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Zvolte \u0161ikm\u00e9 ozuben\u00e9 kolo (paraleln\u00ed h\u0159\u00eddel), kdy\u017e<\/p>\n