{"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\/sk\/produkt\/vr-series-high-precision-planetary-gearbox-for-chain-transmission\/","title":{"rendered":"Vysoko presn\u00e1 plan\u00e9tov\u00e1 prevodovka s\u00e9rie VR pre re\u0165azov\u00fd prevod"},"content":{"rendered":"

Preh\u013ead produktu<\/h2>\n

Plan\u00e9tov\u00e1 prevodovka s\u00e9rie VR je vysoko skon\u0161truovan\u00e1 tak, aby sp\u013a\u0148ala n\u00e1ro\u010dn\u00e9 mechanick\u00e9 n\u00e1roky modern\u00fdch re\u0165azov\u00fdch prevodov\u00fdch syst\u00e9mov. V celej Ju\u017enej K\u00f3rei, najm\u00e4 v \u0165a\u017ek\u00fdch priemyseln\u00fdch centr\u00e1ch, ako je Ulsan, a v modern\u00fdch v\u00fdrobn\u00fdch centr\u00e1ch v bl\u00edzkosti Soulu, spr\u00e1vcovia zariaden\u00ed po\u017eaduj\u00fa zariadenia na prenos energie, ktor\u00e9 funguj\u00fa nepretr\u017eite bez \u010dast\u00fdch por\u00fach. Re\u0165azov\u00e9 pohony prirodzene vyv\u00edjaj\u00fa obrovsk\u00e9 mno\u017estvo kolm\u00e9ho nap\u00e4tia, technicky zn\u00e1meho ako radi\u00e1lne za\u0165a\u017eenie, priamo na hnac\u00ed hriade\u013e. Ke\u010f s\u00fa \u0161tandardn\u00e9 komer\u010dn\u00e9 reduk\u010dn\u00e9 prevodovky vystaven\u00e9 tejto kon\u0161tantnej bo\u010dnej \u0165a\u017enej sile, ich vn\u00fatorn\u00e9 lo\u017eisk\u00e1 sa \u010dasto pred\u010dasne opotrebuj\u00fa. Toto r\u00fdchle opotrebovanie lo\u017e\u00edsk nevyhnutne vedie k vych\u00fdleniu hriade\u013ea, zhor\u0161en\u00e9mu zarovnaniu ozuben\u00fdch kolies a nakoniec k katastrofick\u00e9mu zlyhaniu ozuben\u00e9ho kolesa, \u010do sp\u00f4sobuje extr\u00e9mne drah\u00e9 prestoje zariadenia a straty v\u00fdroby.<\/p>\n

\ud83d\udee1\ufe0f \u0160truktur\u00e1lna obrana proti radi\u00e1lnym sil\u00e1m<\/h3>\n

Na\u0161a presn\u00e1 plan\u00e9tov\u00e1 prevodovka je skon\u0161truovan\u00e1 \u0161peci\u00e1lne tak, aby priamo rie\u0161ila a eliminovala t\u00fato be\u017en\u00fa \u0161truktur\u00e1lnu slabinu. Vo v\u00fdstupnom stupni pou\u017e\u00edvame nadrozmern\u00e9, odoln\u00e9 ku\u017eel\u00edkov\u00e9 lo\u017eisk\u00e1. Tieto \u0161pecializovan\u00e9 lo\u017eisk\u00e1 s\u00fa explicitne vypo\u010d\u00edtan\u00e9 a umiestnen\u00e9 tak, aby absorbovali mas\u00edvne radi\u00e1lne sily a n\u00e1hle mechanick\u00e9 n\u00e1razy bez deform\u00e1cie. Toto vysoko robustn\u00e9 usporiadanie lo\u017e\u00edsk zais\u0165uje, \u017ee v\u00fdstupn\u00fd hriade\u013e zost\u00e1va dokonale rovn\u00fd a matematicky presn\u00fd. Udr\u017eiavanie tohto presn\u00e9ho zarovnania vn\u00fatorn\u00fdch ozuben\u00fdch zubov je nevyhnutn\u00e9, najm\u00e4 ke\u010f je pripojen\u00e1 odoln\u00e1 val\u010dekov\u00e1 re\u0165az napnut\u00e1 na svoju absol\u00fatnu maxim\u00e1lnu hodnotu po\u010das zdv\u00edhania a prepravy sypk\u00e9ho materi\u00e1lu.<\/p>\n

\u00a0\"Aplik\u00e1cia<\/p>\n

\n

Pokro\u010dil\u00e9 metalurgick\u00e9 spracovanie:<\/strong> Vonkaj\u0161\u00ed kryt tejto plan\u00e9tovej prevodovky je odliaty z vysokopevnostnej tv\u00e1rnej liatiny, \u010do poskytuje pevn\u00fd pl\u00e1\u0161\u0165, ktor\u00fd odol\u00e1va oh\u00fdbaniu po\u010das intenz\u00edvnych cyklov \u0161tart-stop. Vn\u00fatorn\u00e9 komponenty prevodovky s\u00fa opracovan\u00e9 z prvotriednej legovanej ocele 20CrMnTi.<\/p>\n

Na dosiahnutie potrebnej trvanlivosti prech\u00e1dzaj\u00fa oce\u013eov\u00e9 ozuben\u00e9 koles\u00e1 vysoko presn\u00fdm procesom v\u00e1kuov\u00e9ho cementovania a kalenia. Toto \u0161pecializovan\u00e9 tepeln\u00e9 spracovanie spev\u0148uje vonkaj\u0161\u00ed povrch zubov ozuben\u00e9ho kolesa, aby \u00faplne odolal abraz\u00edvnemu opotrebovaniu, zatia\u013e \u010do vn\u00fatorn\u00e9 jadro zost\u00e1va relat\u00edvne m\u00e4kk\u00e9 a tv\u00e1rne. Toto tv\u00e1rne jadro funguje ako vn\u00fatorn\u00fd mechanick\u00fd tlmi\u010d n\u00e1razov, ktor\u00fd bezpe\u010dne rozpty\u013euje kinetick\u00fa energiu n\u00e1razu generovan\u00fa pri n\u00e1hlom zapojen\u00ed alebo zmene smeru \u0165a\u017ek\u00e9ho re\u0165azov\u00e9ho pohonu. Kombin\u00e1cia vonkaj\u0161ieho krytu odoln\u00e9ho vo\u010di deform\u00e1cii s vn\u00fatorn\u00fdmi ozuben\u00fdmi kolesami odoln\u00fdmi proti opotrebovaniu, ktor\u00e9 tlmia n\u00e1razy, zais\u0165uje vysoko spo\u013eahliv\u00fd prenos v\u00fdkonu.<\/p>\n<\/div>\n

Technick\u00e9 \u0161pecifik\u00e1cie a v\u00fdkonnostn\u00e9 limity<\/h2>\n
\"Plan\u00e9tov\u00e1<\/div>\n
Tabu\u013eka 1: V\u00fdkonnostn\u00e9 \u0161pecifik\u00e1cie<\/div>\n
\n\n\n\n\n\n\n\n\n\n\n
\u0160pecifik\u00e1cia 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
Menovit\u00fd kr\u00fatiaci moment T2N (Nm)<\/td>\n12<\/td>\n28<\/td>\n130<\/td>\n310<\/td>\n650<\/td>\n1050<\/td>\n1800<\/td>\n<\/tr>\n
Maxim\u00e1lna vstupn\u00e1 r\u00fdchlos\u0165 (ot.\/min.)<\/td>\n6000<\/td>\n6000<\/td>\n4000<\/td>\n3000<\/td>\n3000<\/td>\n2000<\/td>\n2000<\/td>\n<\/tr>\n
Dostupnos\u0165 prevodov\u00e9ho pomeru<\/td>\n3, 4, 5, 7, 10 (1-stup\u0148ov\u00fd) \/ 15, 20, 25, 30, 35, 40, 50, 70, 100 (2-stup\u0148ov\u00fd)<\/td>\n<\/tr>\n
V\u00f4\u013ea (uhl. min.)<\/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
Maxim\u00e1lne radi\u00e1lne za\u0165a\u017eenie (N)<\/td>\n780<\/td>\n2400<\/td>\n5500<\/td>\n8000<\/td>\n13500<\/td>\n25000<\/td>\n52000<\/td>\n<\/tr>\n
Torzn\u00e1 tuhos\u0165 (Nm\/uhl. min.)<\/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\u00e1 tuhos\u0165 a radi\u00e1lna manipul\u00e1cia s za\u0165a\u017een\u00edm<\/p>\n

Torzn\u00e1 tuhos\u0165 a maxim\u00e1lna radi\u00e1lna \u00fanosnos\u0165 s\u00fa mimoriadne d\u00f4le\u017eit\u00e9 metriky pre ak\u00fdko\u013evek mechanizmus poh\u00e1\u0148an\u00fd re\u0165azou. Torzn\u00e1 tuhos\u0165 matematicky meria, o ko\u013eko sa vn\u00fatorn\u00e9 komponenty plan\u00e9tovej prevodovky skr\u00fatia pri ve\u013ekom za\u0165a\u017een\u00ed. Vysok\u00e1 tuhos\u0165 znamen\u00e1, \u017ee jednotka okam\u017eite pren\u00e1\u0161a uhol nato\u010denia z motora na ozuben\u00e9 koleso s nulov\u00fdm mechanick\u00fdm oneskoren\u00edm. Tento pevn\u00fd prenos v\u00fdkonu je nevyhnutn\u00fd pre udr\u017eanie presnej synchroniz\u00e1cie vo viacosov\u00fdch robotick\u00fdch zostav\u00e1ch. S\u00fa\u010dasne \u0161pecifik\u00e1cia radi\u00e1lneho za\u0165a\u017eenia presne definuje, ako pevne je mo\u017en\u00e9 hnaciu re\u0165az bezpe\u010dne napn\u00fa\u0165. Na\u0161e jednotky toleruj\u00fa radi\u00e1lnu silu a\u017e 52 000 N, \u010do poskytuje mas\u00edvnu bezpe\u010dnostn\u00fa rezervu. Okrem toho s\u00fa uveden\u00e9 hodnoty momentu zotrva\u010dnosti, ktor\u00e9 v\u00e1m pom\u00f4\u017eu namapova\u0165 prevodovku na spr\u00e1vny servopohon a zaisti\u0165, aby motor fungoval efekt\u00edvne bez toho, aby musel bojova\u0165 so statickou hmotnos\u0165ou ozuben\u00e9ho kolesa.<\/p>\n<\/div>\n

Tabu\u013eka 2: Moment zotrva\u010dnosti (kg\u00b7cm\u00b2)<\/div>\n
\n\n\n\n\n\n\n\n
Pomer<\/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 Integr\u00e1cia kr\u00fatiaceho momentu a r\u00fdchlosti<\/p>\n

Menovit\u00fd kr\u00fatiaci moment je prim\u00e1rnou kon\u0161truk\u010dnou premennou, ktor\u00e1 ud\u00e1va maxim\u00e1lnu nepretr\u017eit\u00fa rota\u010dn\u00fa silu, ktor\u00fa dok\u00e1\u017ee jednotka bezpe\u010dne pren\u00e1\u0161a\u0165. Pre extr\u00e9mne aplik\u00e1cie manipul\u00e1cie s materi\u00e1lom, ako je napr\u00edklad premiest\u0148ovanie nalo\u017een\u00fdch oce\u013eov\u00fdch prepravn\u00fdch paliet, model VR-220 poskytuje v\u00fdnimo\u010dn\u00fd kr\u00fatiaci moment 1800 Nm, \u010do poskytuje \u0165a\u017en\u00fa silu potrebn\u00fa pre vysoko za\u0165a\u017een\u00e9 priemyseln\u00e9 re\u0165aze. Kon\u0161trukt\u00e9ri musia tie\u017e pr\u00edsne zv\u00e1\u017ei\u0165 maxim\u00e1lnu vstupn\u00fa r\u00fdchlos\u0165, ktor\u00e1 ur\u010duje fyzick\u00fa kompatibilitu s vysokor\u00fdchlostn\u00fdmi elektrick\u00fdmi servomotormi. Men\u0161ie jednotky v rade VR \u013eahko zvl\u00e1daj\u00fa nepretr\u017eit\u00e9 vstupn\u00e9 r\u00fdchlosti a\u017e do 6000 ot.\/min. T\u00e1to tolerancia vysokej r\u00fdchlosti ich rob\u00ed ve\u013emi vhodn\u00fdmi pre automatizovan\u00e9 baliace linky s r\u00fdchlym indexovan\u00edm, kde r\u00fdchlos\u0165 cyklu priamo ur\u010duje celkov\u00fd denn\u00fd objem v\u00fdroby.<\/p>\n

\ud83e\udde0<\/span> \u010co je plan\u00e9tov\u00e1 prevodovka a jej princ\u00edp fungovania<\/h2>\n

\u010cast\u00e1 ot\u00e1zka od technick\u00fdch kupcov a za\u010d\u00ednaj\u00facich strojn\u00fdch in\u017einierov znie: \u010do presne je to plan\u00e9tov\u00e1 prevodovka<\/a>, a ako jeho vn\u00fatorn\u00e1 kon\u0161trukcia poskytuje tak\u00e9 jasn\u00e9 a zrete\u013en\u00e9 v\u00fdhody oproti \u0161tandardn\u00fdm paraleln\u00fdm reduktorom r\u00fdchlosti? Dizajn koncep\u010dne odzrkad\u013euje na\u0161u slne\u010dn\u00fa s\u00fastavu a poskytuje mimoriadnu fyzick\u00fa rovnov\u00e1hu a hustotu mechanick\u00e9ho v\u00fdkonu v malom objeme.<\/p>\n

\u2600\ufe0f Kinematick\u00e1 sol\u00e1rna geometria<\/h3>\n

Centr\u00e1lnou vstupnou s\u00fa\u010das\u0165ou je centr\u00e1lne koleso, ktor\u00e9 je priamo spojen\u00e9 s vysokor\u00fdchlostn\u00fdm hriade\u013eom prim\u00e1rneho hnacieho servomotora. Okolo tohto centr\u00e1lneho centr\u00e1lneho kolesa je s\u00fastredne umiestnen\u00fdch viacero men\u0161\u00edch medzi\u013eahl\u00fdch ozuben\u00fdch kolies, vhodne naz\u00fdvan\u00fdch plan\u00e9tov\u00e9 koles\u00e1. Tieto plan\u00e9tov\u00e9 koles\u00e1 s\u00fa bezpe\u010dne namontovan\u00e9 na rotuj\u00facej oce\u013eovej kon\u0161trukcii naz\u00fdvanej un\u00e1\u0161a\u010d plan\u00e9t. Cel\u00e1 skupina ozuben\u00fdch kolies je obklopen\u00e1 stacion\u00e1rnym vonkaj\u0161\u00edm ozuben\u00fdm veniecom, ktor\u00e9ho zuby s\u00fa vyfr\u00e9zovan\u00e9 priamo do jeho vn\u00fatorn\u00e9ho obvodu.<\/p>\n

Ke\u010f servomotor ot\u00e1\u010da centr\u00e1lnym kolesom, n\u00fati ot\u00e1\u010da\u0165 sa okolit\u00e9 plan\u00e9tov\u00e9 koles\u00e1. Preto\u017ee vonkaj\u0161ie ozuben\u00e9 koleso je trvalo pripevnen\u00e9 k pevn\u00e9mu puzdru a nem\u00f4\u017ee sa ot\u00e1\u010da\u0165, plan\u00e9tov\u00e9 koles\u00e1 sa fyzicky ot\u00e1\u010daj\u00fa pozd\u013a\u017e vn\u00fatornej strany prstenca. Tento nepretr\u017eit\u00fd, vyv\u00e1\u017een\u00fd valiv\u00fd pohyb poh\u00e1\u0148a un\u00e1\u0161a\u010d plan\u00e9t k ot\u00e1\u010daniu, \u010do n\u00e1sledne ot\u00e1\u010da koncov\u00fd v\u00fdstupn\u00fd hriade\u013e drasticky zn\u00ed\u017eenou r\u00fdchlos\u0165ou a z\u00e1rove\u0148 v\u00fdrazne zn\u00e1sobuje dostupn\u00fd rota\u010dn\u00fd kr\u00fatiaci moment.<\/p>\n

\"Kon\u0161trukcia<\/p>\n

\u2696\ufe0f Mechanika symetrick\u00e9ho rozlo\u017eenia za\u0165a\u017eenia<\/h3>\n

Hlavnou mechanickou v\u00fdhodou tohto \u0161pecifick\u00e9ho usporiadania plan\u00e9tovej prevodovky je rozlo\u017eenie za\u0165a\u017eenia. V tradi\u010dnej prevodovke s paraleln\u00fdmi hriade\u013emi sa kr\u00fatiaci moment pren\u00e1\u0161a cez jeden kontaktn\u00fd bod, kde sa stret\u00e1vaj\u00fa dva zuby ozuben\u00e9ho kolesa. Plan\u00e9tov\u00fd syst\u00e9m rozde\u013euje prich\u00e1dzaj\u00faci kr\u00fatiaci moment rovnomerne medzi tri alebo \u0161tyri plan\u00e9tov\u00e9 koles\u00e1 s\u00fa\u010dasne. Toto viacbodov\u00e9 zapojenie ozuben\u00fdch kolies prin\u00e1\u0161a nieko\u013eko k\u013e\u00fa\u010dov\u00fdch v\u00fdhod:<\/p>\n