{"id":205,"date":"2026-03-06T08:50:14","date_gmt":"2026-03-06T08:50:14","guid":{"rendered":"https:\/\/planetary-gearbox.cn\/?post_type=product&p=205"},"modified":"2026-03-06T08:52:22","modified_gmt":"2026-03-06T08:52:22","slug":"vr-series-high-precision-planetary-gearbox-for-chain-transmission","status":"publish","type":"product","link":"https:\/\/planetary-gearbox.cn\/cs\/produkt\/vr-series-high-precision-planetary-gearbox-for-chain-transmission\/","title":{"rendered":"Vysoce p\u0159esn\u00e1 planetov\u00e1 p\u0159evodovka \u0159ady VR pro \u0159et\u011bzov\u00fd p\u0159evod"},"content":{"rendered":"

P\u0159ehled produktu<\/h2>\n

Planetov\u00e1 p\u0159evodovka \u0159ady VR je vysoce konstruov\u00e1na tak, aby spl\u0148ovala n\u00e1ro\u010dn\u00e9 mechanick\u00e9 n\u00e1roky modern\u00edch \u0159et\u011bzov\u00fdch p\u0159evodov\u00fdch syst\u00e9m\u016f. V cel\u00e9 Ji\u017en\u00ed Koreji, zejm\u00e9na v centrech t\u011b\u017ek\u00e9ho pr\u016fmyslu, jako je Ulsan, a v pokro\u010dil\u00fdch v\u00fdrobn\u00edch centrech pobl\u00ed\u017e Soulu, spr\u00e1vci za\u0159\u00edzen\u00ed po\u017eaduj\u00ed za\u0159\u00edzen\u00ed pro p\u0159enos v\u00fdkonu, kter\u00e1 funguj\u00ed nep\u0159etr\u017eit\u011b bez \u010dast\u00fdch poruch. \u0158et\u011bzov\u00e9 pohony p\u0159irozen\u011b vyv\u00edjej\u00ed obrovsk\u00e9 mno\u017estv\u00ed kolm\u00e9ho nap\u011bt\u00ed, technicky zn\u00e1m\u00e9ho jako radi\u00e1ln\u00ed zat\u00ed\u017een\u00ed, p\u0159\u00edmo na hnac\u00ed h\u0159\u00eddel. Kdy\u017e jsou standardn\u00ed komer\u010dn\u00ed reduktory rychlosti vystaveny t\u00e9to konstantn\u00ed bo\u010dn\u00ed ta\u017en\u00e9 s\u00edle, jejich vnit\u0159n\u00ed lo\u017eiska se \u010dasto p\u0159ed\u010dasn\u011b opot\u0159ebov\u00e1vaj\u00ed. Toto rychl\u00e9 opot\u0159eben\u00ed lo\u017eisek nevyhnuteln\u011b vede k vych\u00fdlen\u00ed h\u0159\u00eddele, zhor\u0161en\u00e9mu vyrovn\u00e1n\u00ed ozuben\u00fdch kol a nakonec k katastrofick\u00e9mu selh\u00e1n\u00ed p\u0159evodovky, co\u017e zp\u016fsobuje extr\u00e9mn\u011b drah\u00e9 prostoje za\u0159\u00edzen\u00ed a ztr\u00e1ty v\u00fdroby.<\/p>\n

\ud83d\udee1\ufe0f Struktur\u00e1ln\u00ed obrana proti radi\u00e1ln\u00edm sil\u00e1m<\/h3>\n

Na\u0161e p\u0159esn\u00e1 planetov\u00e1 p\u0159evodovka je konstruov\u00e1na speci\u00e1ln\u011b tak, aby p\u0159\u00edmo \u0159e\u0161ila a eliminovala tuto b\u011b\u017enou struktur\u00e1ln\u00ed slabinu. Ve v\u00fdstupn\u00edm stupni pou\u017e\u00edv\u00e1me nadrozm\u011brn\u00e1, odoln\u00e1 ku\u017eel\u00edkov\u00e1 lo\u017eiska. Tato specializovan\u00e1 lo\u017eiska jsou explicitn\u011b vypo\u010d\u00edt\u00e1na a um\u00edst\u011bna tak, aby absorbovala masivn\u00ed radi\u00e1ln\u00ed s\u00edly a n\u00e1hl\u00e9 mechanick\u00e9 r\u00e1zy bez deformace. Toto vysoce robustn\u00ed uspo\u0159\u00e1d\u00e1n\u00ed lo\u017eisek zaji\u0161\u0165uje, \u017ee v\u00fdstupn\u00ed h\u0159\u00eddel z\u016fst\u00e1v\u00e1 dokonale rovn\u00e1 a matematicky p\u0159esn\u00e1. Udr\u017eov\u00e1n\u00ed tohoto p\u0159esn\u00e9ho vyrovn\u00e1n\u00ed vnit\u0159n\u00edch zub\u016f ozuben\u00e9ho kola je nezbytn\u00e9, zejm\u00e9na kdy\u017e je p\u0159ipojen\u00fd odoln\u00fd v\u00e1le\u010dkov\u00fd \u0159et\u011bz napnut\u00fd na absolutn\u00ed maxim\u00e1ln\u00ed hodnotu b\u011bhem zved\u00e1n\u00ed a dopravy sypk\u00e9ho materi\u00e1lu.<\/p>\n

\u00a0\"Aplikace<\/p>\n

\n

Pokro\u010dil\u00e9 metalurgick\u00e9 zpracov\u00e1n\u00ed:<\/strong> Vn\u011bj\u0161\u00ed sk\u0159\u00ed\u0148 t\u00e9to planetov\u00e9 p\u0159evodovky je odlita z vysokopevnostn\u00ed tv\u00e1rn\u00e9 litiny, co\u017e zaji\u0161\u0165uje pevnou sko\u0159epinu odol\u00e1vaj\u00edc\u00ed oh\u00fdb\u00e1n\u00ed b\u011bhem intenzivn\u00edch cykl\u016f rozjezdu a zastaven\u00ed. Vnit\u0159n\u00ed sou\u010d\u00e1sti p\u0159evodovky jsou vyrobeny z prvot\u0159\u00eddn\u00ed legovan\u00e9 oceli 20CrMnTi.<\/p>\n

Pro dosa\u017een\u00ed pot\u0159ebn\u00e9 trvanlivosti proch\u00e1zej\u00ed ocelov\u00e1 ozuben\u00e1 kola vysoce p\u0159esn\u00fdm procesem vakuov\u00e9ho cementov\u00e1n\u00ed a kalen\u00ed. Toto specializovan\u00e9 tepeln\u00e9 zpracov\u00e1n\u00ed zpev\u0148uje vn\u011bj\u0161\u00ed povrch zub\u016f ozuben\u00e9ho kola tak, aby zcela odol\u00e1val abrazivn\u00edmu opot\u0159eben\u00ed, zat\u00edmco vnit\u0159n\u00ed j\u00e1dro z\u016fst\u00e1v\u00e1 relativn\u011b m\u011bkk\u00e9 a tv\u00e1rn\u00e9. Toto tv\u00e1rn\u00e9 j\u00e1dro funguje jako vnit\u0159n\u00ed mechanick\u00fd tlumi\u010d n\u00e1raz\u016f, kter\u00fd bezpe\u010dn\u011b rozptyluje kinetickou energii n\u00e1razu generovanou p\u0159i n\u00e1hl\u00e9m zapojen\u00ed nebo zm\u011bn\u011b sm\u011bru t\u011b\u017ek\u00e9ho \u0159et\u011bzov\u00e9ho pohonu. Kombinace vn\u011bj\u0161\u00edho pouzdra odoln\u00e9ho proti deformaci s opot\u0159eben\u00ed odoln\u00fdmi vnit\u0159n\u00edmi ozuben\u00fdmi koly tlum\u00edc\u00edmi n\u00e1razy zaji\u0161\u0165uje vysoce spolehliv\u00fd p\u0159enos v\u00fdkonu.<\/p>\n<\/div>\n

Technick\u00e9 specifikace a v\u00fdkonnostn\u00ed limity<\/h2>\n
\"Planetov\u00e1<\/div>\n
Tabulka 1: Specifikace v\u00fdkonu<\/div>\n
\n\n\n\n\n\n\n\n\n\n\n
Specifikace modelu<\/th>\nVR-042<\/th>\nVR-060<\/th>\nVR-090<\/th>\nVR-115<\/th>\nVR-142<\/th>\nVR-180<\/th>\nVR-220<\/th>\n<\/tr>\n<\/thead>\n
Jmenovit\u00fd to\u010div\u00fd moment T2N (Nm)<\/td>\n12<\/td>\n28<\/td>\n130<\/td>\n310<\/td>\n650<\/td>\n1050<\/td>\n1800<\/td>\n<\/tr>\n
Maxim\u00e1ln\u00ed vstupn\u00ed rychlost (ot.\/min)<\/td>\n6000<\/td>\n6000<\/td>\n4000<\/td>\n3000<\/td>\n3000<\/td>\n2000<\/td>\n2000<\/td>\n<\/tr>\n
Dostupnost p\u0159evodov\u00e9ho pom\u011bru<\/td>\n3, 4, 5, 7, 10 (1stup\u0148ov\u00fd) \/ 15, 20, 25, 30, 35, 40, 50, 70, 100 (2stup\u0148ov\u00fd)<\/td>\n<\/tr>\n
V\u016fle (\u00fahlov\u00e1 minuta)<\/td>\n\u22643<\/td>\n\u22643<\/td>\n\u22643<\/td>\n\u22645<\/td>\n\u22645<\/td>\n\u22645<\/td>\n\u22645<\/td>\n<\/tr>\n
Max. radi\u00e1ln\u00ed zat\u00ed\u017een\u00ed (N)<\/td>\n780<\/td>\n2400<\/td>\n5500<\/td>\n8000<\/td>\n13500<\/td>\n25000<\/td>\n52000<\/td>\n<\/tr>\n
Torzn\u00ed tuhost (Nm\/\u00fahl. minutu)<\/td>\n3<\/td>\n7<\/td>\n14<\/td>\n27<\/td>\n60<\/td>\n150<\/td>\n240<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n<\/div>\n

\n

\ud83c\udfcb\ufe0f Torzn\u00ed tuhost a radi\u00e1ln\u00ed zach\u00e1zen\u00ed s zat\u00ed\u017een\u00edm<\/p>\n

Torzn\u00ed tuhost a maxim\u00e1ln\u00ed radi\u00e1ln\u00ed \u00fanosnost jsou extr\u00e9mn\u011b d\u016fle\u017eit\u00e9 metriky pro jak\u00fdkoli \u0159et\u011bzem poh\u00e1n\u011bn\u00fd mechanismus. Torzn\u00ed tuhost matematicky m\u011b\u0159\u00ed, o kolik se vnit\u0159n\u00ed sou\u010d\u00e1sti planetov\u00e9ho p\u0159evodu zkrout\u00ed p\u0159i siln\u00e9m zat\u00ed\u017een\u00ed. Vysok\u00e1 tuhost znamen\u00e1, \u017ee jednotka p\u0159en\u00e1\u0161\u00ed \u00fahel nato\u010den\u00ed z motoru na \u0159et\u011bzov\u00e9 kolo okam\u017eit\u011b, s nulov\u00fdm mechanick\u00fdm zpo\u017ed\u011bn\u00edm. Tento pevn\u00fd p\u0159enos v\u00fdkonu je nezbytn\u00fd pro udr\u017een\u00ed p\u0159esn\u00e9 synchronizace ve v\u00edceos\u00fdch robotick\u00fdch sestav\u00e1ch. Specifikace radi\u00e1ln\u00edho zat\u00ed\u017een\u00ed sou\u010dasn\u011b p\u0159esn\u011b definuje, jak pevn\u011b lze hnac\u00ed \u0159et\u011bz bezpe\u010dn\u011b napnout. Na\u0161e jednotky toleruj\u00ed radi\u00e1ln\u00ed s\u00edlu a\u017e 52 000 N, co\u017e poskytuje masivn\u00ed technickou bezpe\u010dnostn\u00ed rezervu. Krom\u011b toho jsou uvedeny hodnoty momentu setrva\u010dnosti, kter\u00e9 v\u00e1m pomohou namapovat p\u0159evodovku na spr\u00e1vn\u00fd servopohon a zajistit tak efektivn\u00ed provoz motoru bez nam\u00e1h\u00e1n\u00ed statick\u00e9 hmotnosti ozuben\u00e9ho soukol\u00ed.<\/p>\n<\/div>\n

Tabulka 2: Moment setrva\u010dnosti (kg\u00b7cm\u00b2)<\/div>\n
\n\n\n\n\n\n\n\n
Pom\u011br<\/th>\nVR-042<\/th>\nVR-060<\/th>\nVR-090<\/th>\nVR-115<\/th>\nVR-142<\/th>\nVR-180<\/th>\nVR-220<\/th>\n<\/tr>\n<\/thead>\n
3<\/td>\n0.03<\/td>\n0.16<\/td>\n0.61<\/td>\n3.25<\/td>\n9.21<\/td>\n28.98<\/td>\n69.61<\/td>\n<\/tr>\n
5<\/td>\n0.03<\/td>\n0.14<\/td>\n0.48<\/td>\n2.74<\/td>\n7.54<\/td>\n23.67<\/td>\n54.37<\/td>\n<\/tr>\n
10<\/td>\n0.03<\/td>\n0.13<\/td>\n0.44<\/td>\n2.57<\/td>\n7.03<\/td>\n22.51<\/td>\n50.56<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

\ud83d\ude80 Integrace to\u010div\u00e9ho momentu a rychlosti<\/p>\n

Jmenovit\u00fd to\u010div\u00fd moment je prim\u00e1rn\u00ed konstruk\u010dn\u00ed prom\u011bnnou, kter\u00e1 ud\u00e1v\u00e1 maxim\u00e1ln\u00ed trvalou rota\u010dn\u00ed s\u00edlu, kterou m\u016f\u017ee jednotka bezpe\u010dn\u011b p\u0159en\u00e1\u0161et. Pro extr\u00e9mn\u00ed aplikace manipulace s materi\u00e1lem, jako je nap\u0159\u00edklad p\u0159emis\u0165ov\u00e1n\u00ed nalo\u017een\u00fdch ocelov\u00fdch p\u0159epravn\u00edch palet, poskytuje model VR-220 v\u00fdjime\u010dn\u00fd to\u010div\u00fd moment 1800 Nm, co\u017e zaji\u0161\u0165uje naprostou ta\u017enou s\u00edlu pot\u0159ebnou pro siln\u011b zat\u00ed\u017een\u00e9 pr\u016fmyslov\u00e9 \u0159et\u011bzy. Konstrukt\u00e9\u0159i mus\u00ed tak\u00e9 striktn\u011b zohlednit maxim\u00e1ln\u00ed vstupn\u00ed ot\u00e1\u010dky, kter\u00e9 ur\u010duj\u00ed fyzickou kompatibilitu s vysokorychlostn\u00edmi elektrick\u00fdmi servomotory. Men\u0161\u00ed jednotky \u0159ady VR snadno zvl\u00e1daj\u00ed trval\u00e9 vstupn\u00ed ot\u00e1\u010dky a\u017e do 6000 ot\/min. Tato tolerance vysok\u00fdch ot\u00e1\u010dek je \u010din\u00ed velmi vhodn\u00fdmi pro automatizovan\u00e9 balic\u00ed linky s rychl\u00fdm indexov\u00e1n\u00edm, kde rychlost cyklu p\u0159\u00edmo ur\u010duje celkov\u00fd denn\u00ed objem v\u00fdroby.<\/p>\n

\ud83e\udde0<\/span> Co je planetov\u00e1 p\u0159evodovka a jej\u00ed princip fungov\u00e1n\u00ed<\/h2>\n

\u010cast\u00fd dotaz od technick\u00fdch kupuj\u00edc\u00edch a za\u010d\u00ednaj\u00edc\u00edch strojn\u00edch in\u017een\u00fdr\u016f zn\u00ed: co p\u0159esn\u011b je to planetov\u00e1 p\u0159evodovka<\/a>...a jak jeho vnit\u0159n\u00ed konstrukce poskytuje tak jasn\u00e9 a z\u0159eteln\u00e9 v\u00fdhody oproti standardn\u00edm paraleln\u00edm reduktor\u016fm rychlosti? Design koncep\u010dn\u011b zrcadl\u00ed na\u0161i slune\u010dn\u00ed soustavu a poskytuje mimo\u0159\u00e1dnou fyzickou rovnov\u00e1hu a hustotu mechanick\u00e9ho v\u00fdkonu v t\u011bsn\u00e9m prostoru.<\/p>\n

\u2600\ufe0f Kinematick\u00e1 sol\u00e1rn\u00ed geometrie<\/h3>\n

Centr\u00e1ln\u00edm vstupn\u00edm komponentem je centr\u00e1ln\u00ed kolo, kter\u00e9 je p\u0159\u00edmo spojeno s vysokorychlostn\u00ed h\u0159\u00eddel\u00ed prim\u00e1rn\u00edho hnac\u00edho servomotoru. Kolem tohoto centr\u00e1ln\u00edho centr\u00e1ln\u00edho kola je soust\u0159edn\u011b um\u00edst\u011bno n\u011bkolik men\u0161\u00edch mezilehl\u00fdch ozuben\u00fdch kol, p\u0159\u00edhodn\u011b naz\u00fdvan\u00fdch planetov\u00e1 kola. Tato planetov\u00e1 kola jsou bezpe\u010dn\u011b upevn\u011bna na rotuj\u00edc\u00ed ocelov\u00e9 konstrukci zvan\u00e9 nosi\u010d planet. Cel\u00e1 skupina ozuben\u00fdch kol je obklopena stacion\u00e1rn\u00edm vn\u011bj\u0161\u00edm ozuben\u00fdm v\u011bncem, kter\u00e9 m\u00e1 ozuben\u00e9 zuby vyfr\u00e9zovan\u00e9 p\u0159\u00edmo do jeho vnit\u0159n\u00edho obvodu.<\/p>\n

Kdy\u017e servomotor ot\u00e1\u010d\u00ed centr\u00e1ln\u00edm kolem, nut\u00ed okoln\u00ed planetov\u00e1 kola k ot\u00e1\u010den\u00ed. Proto\u017ee vn\u011bj\u0161\u00ed ozuben\u00fd v\u011bnec je trvale upevn\u011bn k pevn\u00e9 sk\u0159\u00edni a nem\u016f\u017ee se ot\u00e1\u010det, planetov\u00e1 kola se fyzicky odvaluj\u00ed pod\u00e9l vnit\u0159n\u00ed strany v\u011bnce. Tento nep\u0159etr\u017eit\u00fd, vyv\u00e1\u017een\u00fd valiv\u00fd pohyb poh\u00e1n\u00ed una\u0161e\u010d planetov\u00fdch kol k ot\u00e1\u010den\u00ed, co\u017e n\u00e1sledn\u011b rozt\u00e1\u010d\u00ed koncov\u00fd v\u00fdstupn\u00ed h\u0159\u00eddel drasticky sn\u00ed\u017eenou rychlost\u00ed a z\u00e1rove\u0148 v\u00fdrazn\u011b zn\u00e1sobuje dostupn\u00fd rota\u010dn\u00ed moment.<\/p>\n

\"Konstrukce<\/p>\n

\u2696\ufe0f Mechanika symetrick\u00e9ho rozlo\u017een\u00ed zat\u00ed\u017een\u00ed<\/h3>\n

Hlavn\u00ed mechanickou v\u00fdhodou tohoto specifick\u00e9ho uspo\u0159\u00e1d\u00e1n\u00ed planetov\u00e9 p\u0159evodovky je rozlo\u017een\u00ed zat\u00ed\u017een\u00ed. V tradi\u010dn\u00ed p\u0159evodovce s paraleln\u00edmi h\u0159\u00eddeli se to\u010div\u00fd moment p\u0159en\u00e1\u0161\u00ed p\u0159es jedin\u00fd kontaktn\u00ed bod, kde se setk\u00e1vaj\u00ed dva zuby ozuben\u00e9ho kola. Planet\u00e1rn\u00ed syst\u00e9m rozd\u011bluje p\u0159ij\u00edman\u00fd to\u010div\u00fd moment rovnom\u011brn\u011b mezi t\u0159i nebo \u010dty\u0159i planetov\u00e1 kola sou\u010dasn\u011b. Toto v\u00edcebodov\u00e9 zapojen\u00ed ozuben\u00fdch kol p\u0159in\u00e1\u0161\u00ed n\u011bkolik kl\u00ed\u010dov\u00fdch v\u00fdhod:<\/p>\n