{"id":1255,"date":"2026-05-20T08:48:34","date_gmt":"2026-05-20T08:48:34","guid":{"rendered":"https:\/\/pto-gearbox.net\/?p=1255"},"modified":"2026-05-20T08:48:34","modified_gmt":"2026-05-20T08:48:34","slug":"hay-tedder-rake-gearbox-speed-reduction-engineering","status":"publish","type":"post","link":"https:\/\/pto-gearbox.net\/sk\/hay-tedder-rake-gearbox-speed-reduction-engineering\/","title":{"rendered":"Prevodovka obraca\u010da a hraba\u010da sena: Technika redukcie r\u00fdchlosti"},"content":{"rendered":"<div style=\"position: relative; min-height: 420px; background: url('https:\/\/pto-gearbox.net\/wp-content\/uploads\/2026\/05\/PTO-gearbox-home-hero-1.webp') center\/cover no-repeat; display: flex; align-items: center; justify-content: center; text-align: center; padding: clamp(60px, 10vw, 120px) clamp(12px, 3vw, 32px); overflow: hidden;\">\n<div style=\"position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: rgba(11,26,48,0.65);\"><\/div>\n<div style=\"position: relative; z-index: 2; max-width: 860px;\">\n<h1 style=\"font-family: 'Segoe UI', Roboto, Arial, sans-serif; font-size: clamp(26px, 5vw, 46px); font-weight: 800; color: #ffffff; line-height: 1.15; margin-bottom: 16px; letter-spacing: -0.5px;\">Prevodovka obraca\u010da a hraba\u010da sena: Technika redukcie r\u00fdchlosti<\/h1>\n<p style=\"font-family: 'Segoe UI', Roboto, Arial, sans-serif; font-size: clamp(14px, 2vw, 18px); color: rgba(255,255,255,0.85); line-height: 1.7; max-width: 680px; margin: 0 auto 24px;\">Prevodovka vo vn\u00fatri obraca\u010da sena vykon\u00e1va \u00falohu, ktor\u00e1 znie jednoducho, ale je mechanicky n\u00e1ro\u010dn\u00e1: rozde\u013euje v\u00fdkon v\u00fdvodov\u00e9ho hriade\u013ea na \u0161tyri, \u0161es\u0165 alebo osem samostatn\u00fdch rotorov, ot\u00e1\u010da ka\u017ed\u00fd z nich presne kontrolovanou n\u00edzkou r\u00fdchlos\u0165ou a zabezpe\u010duje, aby sa susedn\u00e9 rotory ot\u00e1\u010dali v opa\u010dn\u00fdch smeroch \u2013 a to v\u0161etko pri s\u00fa\u010dasnom absorbovan\u00ed nepretr\u017eit\u00e9ho n\u00e1razu ramien prstov na zem, zamot\u00e1vania sa do riadkov a nar\u00e1\u017eania na skryt\u00e9 po\u013en\u00e9 zvy\u0161ky po\u010das tis\u00edcok hod\u00edn po\u010das zbernej sez\u00f3ny.<\/p>\n<p><a style=\"display: inline-block; padding: 13px 32px; background: linear-gradient(135deg, #f0b92b, #b8880f); color: #ffffff; font-family: 'Segoe UI', Roboto, Arial, sans-serif; font-size: 15px; font-weight: bold; border-radius: 8px; text-decoration: none;\" href=\"#contact\">Vy\u017eiada\u0165 cenov\u00fa ponuku<\/a><\/p>\n<\/div>\n<\/div>\n<div style=\"max-width: 1200px; margin: 0 auto; padding: 0 clamp(10px, 3vw, 32px); font-family: 'Segoe UI', Roboto, Arial, sans-serif; font-size: clamp(15px, 1.6vw, 17px); color: #1c2d3f; line-height: 1.75; word-break: break-word; overflow-wrap: break-word;\">\n<p><!-- ========== SECTION: Role of the Tedder Gearbox ========== --><\/p>\n<h2 style=\"font-size: clamp(21px, 3.2vw, 30px); font-weight: bold; color: #0b1a30; line-height: 1.2; margin: 44px 0 16px; padding-bottom: 10px; border-bottom: 3px solid #f0b92b;\">\u010co rob\u00ed prevodovka obraca\u010da sena \u2013 a pre\u010do n\u00edzka r\u00fdchlos\u0165 znamen\u00e1 vysok\u00fd kr\u00fatiaci moment<\/h2>\n<p style=\"margin-bottom: 16px;\">Obraca\u010d sena zdv\u00edha, rozprestiera a prevzdu\u0161\u0148uje \u010derstvo pokosen\u00fa k\u0155mnu hmotu, aby pred bal\u00edkovan\u00edm rovnomerne vyschla. Ka\u017ed\u00fd rotor nesie \u0161tyri a\u017e \u0161es\u0165 pru\u017einov\u00fdch oce\u013eov\u00fdch ramien s hrotmi, ktor\u00e9 sa pohybuj\u00fa po riadku na \u00farovni zeme, vyhadzuj\u00fa seno do vzduchu a rozprestieraj\u00fa ho na \u0161ir\u0161iu plochu. R\u00fdchlos\u0165 rotora mus\u00ed by\u0165 presne regulovan\u00e1 \u2013 dostato\u010dne r\u00fdchla na efekt\u00edvne zdvihnutie plodiny (zvy\u010dajne 180 a\u017e 350 ot.\/min.), ale dostato\u010dne pomal\u00e1, aby sa zabr\u00e1nilo rozdrveniu such\u00e9ho listov\u00e9ho materi\u00e1lu alebo vyhadzovaniu sena tak \u010faleko, \u017ee by dopadlo na susedn\u00e9 riadky.<\/p>\n<p style=\"margin-bottom: 16px;\">V\u00fdvodov\u00fd hriade\u013e traktora dod\u00e1va v\u00fdkon pri 540 ot.\/min \u2013 v\u00fdrazne r\u00fdchlej\u0161ie, ako sa potrebuje ot\u00e1\u010da\u0165 rotor. <a style=\"color: #d4a017; text-decoration: underline;\" href=\"https:\/\/pto-gearbox.net\/sk\/kategoria-produktu\/pto-gearbox\/\">prevodovka obraca\u010da sena<\/a> zni\u017euje t\u00fato r\u00fdchlos\u0165 pomocou ozuben\u00e9ho prevodu, ktor\u00fd zvy\u010dajne poskytuje reduk\u010dn\u00fd pomer 2:1 a\u017e 3:1, \u010d\u00edm sa r\u00fdchlos\u0165 rotora dostane do rozsahu 180 \u2013 270 ot.\/min. Toto zn\u00ed\u017eenie r\u00fdchlosti s\u00fa\u010dasne zn\u00e1sobuje kr\u00fatiaci moment \u2013 \u200b\u200b\u010do je kritick\u00e1 funkcia, preto\u017ee ka\u017ed\u00fd rotor mus\u00ed prekona\u0165 nielen odpor plodiny, ale aj ob\u010dasn\u00e9 r\u00e1zov\u00e9 za\u0165a\u017eenie od ramien hrotov, ktor\u00e9 nar\u00e1\u017eaj\u00fa na zem, kamene a zhutnen\u00e9 seno v \u0165a\u017ek\u00fdch riadkoch.<\/p>\n<p style=\"margin-bottom: 16px;\">Po\u017eadovan\u00fd kr\u00fatiaci moment sa enormne l\u00ed\u0161i v z\u00e1vislosti od podmienok plodiny. Rozmetanie \u013eahk\u00e9ho, such\u00e9ho riadku ra\u017enej tr\u00e1vy vy\u017eaduje pribli\u017ene 15 N\u00b7m na rotor. Pr\u00e1ca s \u0165a\u017ek\u00fdm, vlhk\u00fdm riadkom lucerny so zamotan\u00fdm podrastom m\u00f4\u017ee vy\u017eadova\u0165 80 a\u017e 120 N\u00b7m na rotor \u2013 \u010do je 5 a\u017e 8-n\u00e1sobn\u00e1 odch\u00fdlka, ktor\u00fa mus\u00ed prevodovka nepretr\u017eite zvl\u00e1da\u0165 bez prehriatia alebo prekro\u010denia svojej nosnosti. Pri \u0161es\u0165rotorovom obraca\u010di rozde\u013euje centr\u00e1lna prevodovka celkovo 90 a\u017e 720 N\u00b7m na v\u0161etky rotory s\u00fa\u010dasne, pri\u010dom vstup z prevodovky v\u00fdvodov\u00e9ho hriade\u013ea absorbuje s\u00fa\u010det za\u0165a\u017eenia v\u0161etk\u00fdch jednotliv\u00fdch rotorov plus mechanick\u00e9 straty v samotnom prevodovom mechanizme.<\/p>\n<div style=\"margin: 28px 0; border-radius: 12px; overflow: hidden;\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-1163 aligncenter\" src=\"https:\/\/pto-gearbox.net\/wp-content\/uploads\/2026\/05\/Agriculture-Gearbox-for-Hay-Tedder-1.webp\" alt=\"Po\u013enohospod\u00e1rska prevodovka pre obraca\u010d sena 1\" width=\"600\" height=\"600\" title=\"\" srcset=\"https:\/\/pto-gearbox.net\/wp-content\/uploads\/2026\/05\/Agriculture-Gearbox-for-Hay-Tedder-1.webp 600w, https:\/\/pto-gearbox.net\/wp-content\/uploads\/2026\/05\/Agriculture-Gearbox-for-Hay-Tedder-1-480x480.webp 480w\" sizes=\"auto, (min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 600px, 100vw\" \/><\/div>\n<p><!-- ========== SECTION: Counter-Rotation Gearing ========== --><\/p>\n<h2 style=\"font-size: clamp(21px, 3.2vw, 30px); font-weight: bold; color: #0b1a30; line-height: 1.2; margin: 44px 0 16px; padding-bottom: 10px; border-bottom: 3px solid #f0b92b;\">Protirota\u010dn\u00e9 ozubenie: Pre\u010do sa susedn\u00e9 rotory musia ot\u00e1\u010da\u0165 opa\u010dne<\/h2>\n<p style=\"margin-bottom: 16px;\">Efekt\u00edvne obracanie vy\u017eaduje, aby sa susedn\u00e9 rotory ot\u00e1\u010dali v opa\u010dn\u00fdch smeroch. Ke\u010f sa rotor 1 ot\u00e1\u010da v smere hodinov\u00fdch ru\u010di\u010diek, jeho hroty odhadzuj\u00fa seno doprava. Rotor 2, ktor\u00fd sa ot\u00e1\u010da proti smeru hodinov\u00fdch ru\u010di\u010diek, odhadzuje seno do\u013eava. Kombinovan\u00fd efekt vytv\u00e1ra prekr\u00fdvaj\u00faci sa rozptylov\u00fd vzor, \u200b\u200bktor\u00fd rovnomerne prevzdu\u0161\u0148uje cel\u00fa \u0161\u00edrku z\u00e1beru bez toho, aby zanech\u00e1val neo\u0161etren\u00e9 p\u00e1sy alebo hromadil seno do hrebe\u0148ov. Ak by sa v\u0161etky rotory ot\u00e1\u010dali rovnak\u00fdm smerom, seno by sa hromadilo na jednej strane a na druhej strane by zostala hol\u00e1 zem.<\/p>\n<p style=\"margin-bottom: 16px;\">Prevodovka dosahuje protibe\u017en\u00e9 ot\u00e1\u010danie jednou z dvoch met\u00f3d. Najbe\u017enej\u0161\u00ed je syst\u00e9m rozde\u013eovania s ku\u017ee\u013eov\u00fdmi ozuben\u00fdmi kolesami, kde vstup v\u00fdvodov\u00e9ho hriade\u013ea poh\u00e1\u0148a centr\u00e1lny prie\u010dny hriade\u013e cez p\u00e1r ku\u017ee\u013eov\u00fdch ozuben\u00fdch kolies a ka\u017ed\u00fd rotor je poh\u00e1\u0148an\u00fd z prie\u010dneho hriade\u013ea cez jednotliv\u00e9 p\u00e1ry ku\u017ee\u013eov\u00fdch ozuben\u00fdch kolies, ktor\u00fdch orient\u00e1cia sa strieda \u2013 rotor 1 poh\u00e1\u0148a zhora ozuben\u00e9ho kolesa s prie\u010dnym hriade\u013eom, rotor 2 zospodu at\u010f. To inherentne obracia smer ot\u00e1\u010dania ka\u017ed\u00e9ho druh\u00e9ho rotora bez potreby vlo\u017een\u00fdch ozuben\u00fdch kolies.<\/p>\n<p style=\"margin-bottom: 16px;\">Alternat\u00edvna met\u00f3da \u2013 pou\u017e\u00edvan\u00e1 na niektor\u00fdch \u013eahk\u00fdch obraca\u010doch sena \u2013 poh\u00e1\u0148a v\u0161etky rotory z jedn\u00e9ho prie\u010dneho hriade\u013ea cez \u010deln\u00e9 ozuben\u00e9 koles\u00e1 s vlo\u017een\u00fdmi ozuben\u00fdmi kolesami medzi striedav\u00fdmi p\u00e1rmi (podobne ako ozuben\u00e9 koleso rota\u010dn\u00fdch br\u00e1n, ale s ni\u017e\u0161ou r\u00fdchlos\u0165ou a kr\u00fatiacim momentom). Tento pr\u00edstup je jednoduch\u0161\u00ed na v\u00fdrobu, ale vytv\u00e1ra viac bodov z\u00e1beru, pri\u010dom ka\u017ed\u00fd zvy\u0161uje straty tren\u00edm a vy\u017eaduje si vlastn\u00e9 lo\u017eisko a tesnenie. Pre aplik\u00e1cie obraca\u010dov sena, kde s\u00fa \u00farovne v\u00fdkonu stredn\u00e9 (celkovo 15 a\u017e 40 kon\u00ed) a cen\u00ed sa jednoduchos\u0165, zost\u00e1va dominantnou kon\u0161trukciou syst\u00e9m rozde\u013eovania s ku\u017ee\u013eov\u00fdmi ozuben\u00fdmi kolesami. Z\u00e1kladn\u00fd <a style=\"color: #d4a017; text-decoration: underline;\" href=\"https:\/\/pto-gearbox.net\/sk\/category\/agricultural-gearbox\/\">prevodovka lisu na okr\u00fahle bal\u00edky<\/a> In\u017einierske princ\u00edpy \u2013 vysok\u00fd reduk\u010dn\u00fd pomer, nepretr\u017eit\u00e1 prev\u00e1dzka, tlmenie n\u00e1razov \u2013 maj\u00fa spolo\u010dn\u00e9 \u010drty s kon\u0161trukciou prevodovky obraca\u010da, hoci prevodovky lisu na bal\u00edky pracuj\u00fa pri vy\u0161\u0161om za\u0165a\u017een\u00ed a u\u017e\u0161\u00edch toleranci\u00e1ch.<\/p>\n<p><!-- ========== SECTION: Rake Gearbox Differences ========== --><\/p>\n<h2 style=\"font-size: clamp(21px, 3.2vw, 30px); font-weight: bold; color: #0b1a30; line-height: 1.2; margin: 44px 0 16px; padding-bottom: 10px; border-bottom: 3px solid #f0b92b;\">Rota\u010dn\u00e9 prevodovky hrabl\u00edc: Podobn\u00e1 architekt\u00fara, r\u00f4zne po\u017eiadavky<\/h2>\n<p style=\"margin-bottom: 16px;\">Rota\u010dn\u00e9 hrable na seno plnia doplnkov\u00fa funkciu k obraca\u010dom: namiesto rozhadzovania sena na sucho zhroma\u017e\u010fuj\u00fa su\u0161en\u00e9 seno do rovnomern\u00fdch riadkov na bal\u00edkovanie. Architekt\u00fara prevodovky je podobn\u00e1 \u2013 centr\u00e1lna prevodovka poh\u00e1\u0148an\u00e1 v\u00fdvodov\u00fdm hriade\u013eom rozde\u013euje v\u00fdkon na viacero rotorov \u2013 ale prev\u00e1dzkov\u00e9 po\u017eiadavky sa v d\u00f4le\u017eit\u00fdch oh\u013eadoch l\u00ed\u0161ia.<\/p>\n<p><!-- Checklist module --><\/p>\n<div style=\"margin: 20px 0;\">\n<div style=\"display: flex; gap: clamp(8px, 2vw, 14px); margin-bottom: 14px; align-items: flex-start;\"><span style=\"flex-shrink: 0; color: #1db954; font-size: 18px; margin-top: 2px;\">\u2705<\/span><\/p>\n<p style=\"margin: 0; font-size: clamp(14px, 1.5vw, 16px); line-height: 1.65; color: #1c2d3f;\"><strong>Vy\u0161\u0161ie kontaktn\u00e9 sily na zemi<\/strong> \u2014 Zhr\u0148ovacie hroty pracuj\u00fa na \u00farovni zeme s agres\u00edvnej\u0161\u00edm tlakom smerom nadol ako obracacie hroty, \u010do zvy\u0161uje r\u00e1zov\u00e9 za\u0165a\u017eenie od kame\u0148ov a nerovn\u00e9ho ter\u00e9nu. Lo\u017eisk\u00e1 prevodovky zhr\u0148ovac\u00edch hriade\u013eov musia by\u0165 dimenzovan\u00e9 na vy\u0161\u0161ie radi\u00e1lne r\u00e1zov\u00e9 za\u0165a\u017eenie ako ekvivalentn\u00e9 obracacie jednotky.<\/p>\n<\/div>\n<div style=\"display: flex; gap: clamp(8px, 2vw, 14px); margin-bottom: 14px; align-items: flex-start;\"><span style=\"flex-shrink: 0; color: #1db954; font-size: 18px; margin-top: 2px;\">\u2705<\/span><\/p>\n<p style=\"margin: 0; font-size: clamp(14px, 1.5vw, 16px); line-height: 1.65; color: #1c2d3f;\"><strong>Pomal\u0161ia r\u00fdchlos\u0165 rotora<\/strong> \u2014 Zhr\u0148ova\u010de zvy\u010dajne pracuj\u00fa pri ot\u00e1\u010dkach 100 a\u017e 200 ot.\/min. (ni\u017e\u0161ie ako ot\u00e1\u010dky obraca\u010da), preto\u017ee zber vy\u017eaduje \u0161etrn\u00e9 zaobch\u00e1dzanie so such\u00fdm a krehk\u00fdm l\u00edst\u00edm. To znamen\u00e1 vy\u0161\u0161ie prevodov\u00e9 pomery (3:1 a\u017e 4:1 z ot\u00e1\u010dok v\u00fdvodov\u00e9ho hriade\u013ea) a zodpovedaj\u00faco vy\u0161\u0161\u00ed kr\u00fatiaci moment na v\u00fdstupe rotora.<\/p>\n<\/div>\n<div style=\"display: flex; gap: clamp(8px, 2vw, 14px); margin-bottom: 14px; align-items: flex-start;\"><span style=\"flex-shrink: 0; color: #1db954; font-size: 18px; margin-top: 2px;\">\u2705<\/span><\/p>\n<p style=\"margin: 0; font-size: clamp(14px, 1.5vw, 16px); line-height: 1.65; color: #1c2d3f;\"><strong>V\u00e4\u010d\u0161\u00ed priemer rotora<\/strong> \u2014 Rota\u010dn\u00e9 zhr\u0148ova\u010de pou\u017e\u00edvaj\u00fa rotory s v\u00e4\u010d\u0161\u00edm priemerom (2,5 a\u017e 4,5 metra) ako obraca\u010de (zvy\u010dajne 1,5 a\u017e 2,5 metra). V\u00e4\u010d\u0161\u00ed rotor vytv\u00e1ra vy\u0161\u0161\u00ed ohybov\u00fd moment v lo\u017eisku centr\u00e1lneho hriade\u013ea, \u010do si vy\u017eaduje odolnej\u0161ie lo\u017eiskov\u00e9 usporiadanie v prevodovke.<\/p>\n<\/div>\n<div style=\"display: flex; gap: clamp(8px, 2vw, 14px); align-items: flex-start;\"><span style=\"flex-shrink: 0; color: #1db954; font-size: 18px; margin-top: 2px;\">\u2705<\/span><\/p>\n<p style=\"margin: 0; font-size: clamp(14px, 1.5vw, 16px); line-height: 1.65; color: #1c2d3f;\"><strong>Vystavenie prachu a ne\u010distot\u00e1m<\/strong> \u2014 Hrab\u013eovanie such\u00e9ho sena vytv\u00e1ra v\u00fdrazne viac prachu ako obracanie a jemn\u00e9, abraz\u00edvne \u010dastice pliev r\u00fdchlej\u0161ie prenikaj\u00fa do tesnen\u00ed prevodovky. Prevodovky hrab\u013eov vy\u017eaduj\u00fa tesnenia s vy\u0161\u0161\u00edmi \u0161pecifik\u00e1ciami (dvojit\u00fd okraj s vonkaj\u0161\u00edm l\u00f4\u017ekom proti prachu) v porovnan\u00ed s obraca\u010dmi pracuj\u00facimi v menej pra\u0161n\u00fdch podmienkach.<\/p>\n<\/div>\n<\/div>\n<div style=\"margin: 28px 0; text-align: center;\">\n<div style=\"border-radius: 12px; overflow: hidden; display: inline-block; max-width: 100%;\"><img loading=\"lazy\" decoding=\"async\" style=\"width: 100%; height: auto; display: block;\" src=\"https:\/\/pto-gearbox.net\/wp-content\/uploads\/2026\/05\/Gearbox-for-Rotary-Rakes.webp\" alt=\"Prevodovka pre rota\u010dn\u00e9 hrable\" width=\"1456\" height=\"819\" title=\"\"><\/div>\n<p style=\"font-size: clamp(12px, 1.3vw, 13px); color: #7a8ea3; margin-top: 8px; font-style: italic;\">Prevodovka rota\u010dn\u00e9ho hrab\u013ea s ku\u017ee\u013eov\u00fdm ozuben\u00fdm kolesom, ktor\u00e1 rozde\u013euje v\u00fdkon na viacero v\u00fdstupn\u00fdch hriade\u013eov rotora \u2013 v\u0161imnite si utesnen\u00e9 lo\u017eiskov\u00e9 teles\u00e1 na ka\u017edej rotorovej stanici<\/p>\n<\/div>\n<p><!-- ========== SECTION: Night-Mode Gearing ========== --><\/p>\n<h2 style=\"font-size: clamp(21px, 3.2vw, 30px); font-weight: bold; color: #0b1a30; line-height: 1.2; margin: 44px 0 16px; padding-bottom: 10px; border-bottom: 3px solid #f0b92b;\">No\u010dn\u00fd re\u017eim radenia: Mo\u017enos\u0165 zn\u00ed\u017eenia r\u00fdchlosti o 1\/3<\/h2>\n<p style=\"margin-bottom: 16px;\">Niektor\u00e9 pokro\u010dil\u00e9 prevodovky obraca\u010dov a hrabl\u00edc sena obsahuj\u00fa volite\u013en\u00fd \u201eno\u010dn\u00fd re\u017eim\u201c, ktor\u00fd zni\u017euje ot\u00e1\u010dky rotora pribli\u017ene na jednu tretinu norm\u00e1lnej prev\u00e1dzkovej r\u00fdchlosti. \u00da\u010del je \u0161pecifick\u00fd: cez noc sa na sene ponechanom rozlo\u017eenom na poli usad\u00ed rosa, \u010d\u00edm ho op\u00e4\u0165 navlh\u010d\u00ed a odlo\u017e\u00ed bal\u00edkovanie na nasleduj\u00faci de\u0148. Prev\u00e1dzka obraca\u010da pri zn\u00ed\u017eenej r\u00fdchlosti skoro r\u00e1no alebo neskoro ve\u010der jemne zhroma\u017e\u010fuje seno do vo\u013en\u00fdch kop, ktor\u00e9 maj\u00fa men\u0161iu plochu na rosu, \u010d\u00edm sa zni\u017euje absorpcia vlhkosti o 20\u2013401 TP3T v porovnan\u00ed so senom ponechan\u00fdm \u00faplne rozlo\u017een\u00fdm.<\/p>\n<p style=\"margin-bottom: 16px;\">Redukcia v no\u010dnom re\u017eime sa dosahuje druh\u00fdm prevodov\u00fdm stup\u0148om v hlavnej prevodovke \u2013 zvy\u010dajne ide o dodato\u010dn\u00fd p\u00e1r ozuben\u00fdch kolies s \u010deln\u00fdm ozuben\u00fdm kolesom s posuvn\u00fdm z\u00e1berov\u00fdm obj\u00edmkom, ktor\u00fd obsluha vol\u00ed pomocou externej p\u00e1ky. Po zaraden\u00ed pomocn\u00fd reduk\u010dn\u00fd stupe\u0148 vlo\u017e\u00ed dodato\u010dn\u00fa redukciu v pomere 2,5:1 a\u017e 3:1 medzi vstup v\u00fdvodov\u00e9ho hriade\u013ea a rozde\u013eovac\u00ed prevod rotora, \u010d\u00edm sa zn\u00ed\u017eia ot\u00e1\u010dky rotora z be\u017en\u00fdch 200+ ot.\/min. na pribli\u017ene 70 \u2013 90 ot.\/min. Pri tejto r\u00fdchlosti hroty jemne utu\u017euj\u00fa seno do riadkov, namiesto toho, aby ho rozprestierali.<\/p>\n<p><!-- Spec-callout module --><\/p>\n<div style=\"background: linear-gradient(135deg, #0b1a30, #162d50); border-radius: 14px; padding: clamp(20px, 4vw, 32px); margin: 28px 0; text-align: center;\">\n<p style=\"margin: 0 0 4px; color: rgba(255,255,255,0.65); font-size: clamp(12px, 1.3vw, 14px); text-transform: uppercase; letter-spacing: 1.5px; font-weight: 600;\">Rozsah r\u00fdchlosti v no\u010dnom re\u017eime<\/p>\n<p style=\"margin: 0 0 8px; color: #f0b92b; font-size: clamp(32px, 5vw, 48px); font-weight: 800; line-height: 1.1;\">60 \u2013 90 ot.\/min.<\/p>\n<p style=\"margin: 0; color: rgba(255,255,255,0.7); font-size: clamp(13px, 1.4vw, 15px); line-height: 1.6;\">Pribli\u017ene 1\/3 norm\u00e1lnej prev\u00e1dzkovej r\u00fdchlosti rotora \u00b7 Jemn\u00fd zber<br \/>\nZni\u017euje absorpciu rosy cez noc o 20\u201340% v porovnan\u00ed s plne rozprestret\u00fdm senom<\/p>\n<\/div>\n<p style=\"margin-bottom: 16px;\">Technick\u00e9 h\u013eadisko pre prevodov\u00fd stupe\u0148 v no\u010dnom re\u017eime spo\u010d\u00edva v tom, \u017ee mus\u00ed zvl\u00e1dnu\u0165 pln\u00fd vstupn\u00fd kr\u00fatiaci moment v\u00fdvodov\u00e9ho hriade\u013ea vyn\u00e1soben\u00fd dodato\u010dn\u00fdm reduk\u010dn\u00fdm pomerom. Ak hlavn\u00e1 prevodovka u\u017e zni\u017euje ot\u00e1\u010dky z 540 ot.\/min. na 200 ot.\/min. (pomer 2,7:1), pridan\u00edm redukcie v no\u010dnom re\u017eime 3:1 sa vytvor\u00ed celkov\u00fd pomer pribli\u017ene 8:1 \u2013 \u010do znamen\u00e1, \u017ee v\u00fdstupn\u00fd kr\u00fatiaci moment je 8-n\u00e1sobkom vstupn\u00e9ho kr\u00fatiaceho momentu. Ozuben\u00fd p\u00e1r v no\u010dnom re\u017eime a jeho lo\u017eisk\u00e1 musia by\u0165 dimenzovan\u00e9 na t\u00fato vy\u0161\u0161iu \u00farove\u0148 kr\u00fatiaceho momentu, aj ke\u010f pren\u00e1\u0161an\u00fd v\u00fdkon je ni\u017e\u0161\u00ed (preto\u017ee r\u00fdchlos\u0165 je \u00famerne zn\u00ed\u017een\u00e1). Poddimenzovan\u00fd no\u010dn\u00fd prevodov\u00fd stupe\u0148 je \u010dast\u00fdm probl\u00e9mom s poruchami lacn\u00fdch obraca\u010dov sena \u2013 ozuben\u00e9 koles\u00e1 a lo\u017eisk\u00e1 boli dimenzovan\u00e9 na zn\u00ed\u017een\u00fd v\u00fdkon, ale nie na zn\u00e1soben\u00fd kr\u00fatiaci moment, \u010do viedlo k r\u00fdchlej \u00fanave povrchu zubov a pre\u0165a\u017eeniu lo\u017e\u00edsk.<\/p>\n<p><!-- ========== SECTION: Selection Specs ========== --><\/p>\n<h2 style=\"font-size: clamp(21px, 3.2vw, 30px); font-weight: bold; color: #0b1a30; line-height: 1.2; margin: 44px 0 16px; padding-bottom: 10px; border-bottom: 3px solid #f0b92b;\">Parametre v\u00fdberu prevodovky obraca\u010da a hraba\u010da<\/h2>\n<div style=\"overflow-x: auto; width: 100%; margin: 24px 0;\">\n<table style=\"width: 100%; border-collapse: collapse; font-size: clamp(13px, 1.6vw, 15px); word-break: break-word; overflow-wrap: break-word;\">\n<thead>\n<tr style=\"background: linear-gradient(135deg, #0b1a30, #162d50);\">\n<th style=\"padding: 12px 14px; color: #ffffff; font-weight: bold; text-align: left;\">Parameter<\/th>\n<th style=\"padding: 12px 14px; color: #ffffff; font-weight: bold; text-align: left;\">Kompaktn\u00fd obraca\u010d (4 rotory)<\/th>\n<th style=\"padding: 12px 14px; color: #ffffff; font-weight: bold; text-align: left;\">Obraca\u010d sena plnej ve\u013ekosti (6\u20138 rotorov)<\/th>\n<th style=\"padding: 12px 14px; color: #ffffff; font-weight: bold; text-align: left;\">Dvojrotorov\u00fd zhr\u0148ova\u010d<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background: #ffffff;\">\n<td style=\"padding: 10px 14px; border-bottom: 1px solid #dce3ec;\">Po\u017eiadavka na v\u00fdkon<\/td>\n<td style=\"padding: 10px 14px; border-bottom: 1px solid #dce3ec;\">15\u201325 kon\u00ed<\/td>\n<td style=\"padding: 10px 14px; border-bottom: 1px solid #dce3ec;\">25 \u2013 50 kon\u00ed<\/td>\n<td style=\"padding: 10px 14px; border-bottom: 1px solid #dce3ec;\">30 \u2013 60 kon\u00ed<\/td>\n<\/tr>\n<tr style=\"background: #f4f6f9;\">\n<td style=\"padding: 10px 14px; border-bottom: 1px solid #dce3ec;\">Ot\u00e1\u010dky v\u00fdvodov\u00e9ho hriade\u013ea<\/td>\n<td style=\"padding: 10px 14px; border-bottom: 1px solid #dce3ec;\">540 ot.\/min.<\/td>\n<td style=\"padding: 10px 14px; border-bottom: 1px solid #dce3ec;\">540 ot.\/min.<\/td>\n<td style=\"padding: 10px 14px; border-bottom: 1px solid #dce3ec;\">540 alebo 1 000 ot.\/min.<\/td>\n<\/tr>\n<tr style=\"background: #ffffff;\">\n<td style=\"padding: 10px 14px; border-bottom: 1px solid #dce3ec;\">V\u00fdstupn\u00e1 r\u00fdchlos\u0165 rotora<\/td>\n<td style=\"padding: 10px 14px; border-bottom: 1px solid #dce3ec;\">200 \u2013 280 ot.\/min.<\/td>\n<td style=\"padding: 10px 14px; border-bottom: 1px solid #dce3ec;\">180 \u2013 350 ot.\/min.<\/td>\n<td style=\"padding: 10px 14px; border-bottom: 1px solid #dce3ec;\">100 \u2013 200 ot.\/min.<\/td>\n<\/tr>\n<tr style=\"background: #f4f6f9;\">\n<td style=\"padding: 10px 14px; border-bottom: 1px solid #dce3ec;\">Reduk\u010dn\u00fd pomer<\/td>\n<td style=\"padding: 10px 14px; border-bottom: 1px solid #dce3ec;\">1,9:1 a\u017e 2,7:1<\/td>\n<td style=\"padding: 10px 14px; border-bottom: 1px solid #dce3ec;\">1,5:1 a\u017e 3:1<\/td>\n<td style=\"padding: 10px 14px; border-bottom: 1px solid #dce3ec;\">2,7:1 a\u017e 5,4:1<\/td>\n<\/tr>\n<tr style=\"background: #ffffff;\">\n<td style=\"padding: 10px 14px; border-bottom: 1px solid #dce3ec;\">No\u010dn\u00fd re\u017eim<\/td>\n<td style=\"padding: 10px 14px; border-bottom: 1px solid #dce3ec;\">Volite\u013en\u00e9<\/td>\n<td style=\"padding: 10px 14px; border-bottom: 1px solid #dce3ec;\">\u0160tandard v pr\u00e9miov\u00fdch modeloch<\/td>\n<td style=\"padding: 10px 14px; border-bottom: 1px solid #dce3ec;\">Neuplat\u0148uje sa<\/td>\n<\/tr>\n<tr style=\"background: #f4f6f9;\">\n<td style=\"padding: 10px 14px; border-bottom: 1px solid #dce3ec;\">Pracovn\u00e1 \u0161\u00edrka<\/td>\n<td style=\"padding: 10px 14px; border-bottom: 1px solid #dce3ec;\">4,5\u20136,5 m<\/td>\n<td style=\"padding: 10px 14px; border-bottom: 1px solid #dce3ec;\">6,5 \u2013 13 m<\/td>\n<td style=\"padding: 10px 14px; border-bottom: 1px solid #dce3ec;\">7\u201312 m (\u0161\u00edrka riadku 1,2\u20132,5 m)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p style=\"margin-bottom: 16px;\">Pri objedn\u00e1van\u00ed n\u00e1hradnej prevodovky s\u00fa k\u013e\u00fa\u010dov\u00e9 zodpovedaj\u00face rozmery ve\u013ekos\u0165 a po\u010det dr\u00e1\u017eok vstupn\u00e9ho hriade\u013ea v\u00fdvodov\u00e9ho hriade\u013ea, rozmiestnenie skrutiek upevnenia krytu, priemer ka\u017ed\u00e9ho v\u00fdstupn\u00e9ho hriade\u013ea rotora a prevodov\u00fd pomer (ktor\u00fd ur\u010duje ot\u00e1\u010dky rotora pri danom vstupe v\u00fdvodov\u00e9ho hriade\u013ea). Uve\u010fte zna\u010dku, model a \u010d\u00edslo dielu origin\u00e1lnej prevodovky. <a style=\"color: #d4a017; text-decoration: underline;\" href=\"https:\/\/pto-gearbox.net\/sk\/contact-us\/\">n\u00e1\u0161 in\u017einiersky t\u00edm<\/a> na overenie kr\u00ed\u017eov\u00fdch odkazov pred objednan\u00edm.<\/p>\n<div style=\"margin: 28px 0; border-radius: 12px; overflow: hidden;\"><img loading=\"lazy\" decoding=\"async\" style=\"width: 100%; height: auto; display: block;\" src=\"https:\/\/pto-gearbox.net\/wp-content\/uploads\/2026\/05\/Side-delivery-Rake-Gearbox.webp\" alt=\"Prevodovka bo\u010dn\u00e9ho pod\u00e1vania hrabl\u00ed\" width=\"1254\" height=\"1254\" title=\"\"><\/div>\n<p><!-- ========== SECTION: Maintenance ========== --><\/p>\n<h2 style=\"font-size: clamp(21px, 3.2vw, 30px); font-weight: bold; color: #0b1a30; line-height: 1.2; margin: 44px 0 16px; padding-bottom: 10px; border-bottom: 3px solid #f0b92b;\">Priority \u00fadr\u017eby prevodoviek obraca\u010da a hraba\u010da<\/h2>\n<p style=\"margin-bottom: 16px;\">Obraca\u010de a hraba\u010de pracuj\u00fa v prostred\u00ed s vysok\u00fdm obsahom prachu, ktor\u00e9 ur\u00fdch\u013euje opotrebovanie tesnen\u00ed a kontamin\u00e1ciu olejom. Jemn\u00fd, abraz\u00edvny senn\u00fd prach, ktor\u00fd vznik\u00e1 pri obracan\u00ed a hraban\u00ed, infiltruje tesnenia ove\u013ea agres\u00edvnej\u0161ie ako hrub\u0161ie \u010dastice p\u00f4dy, s ktor\u00fdmi sa stret\u00e1vaj\u00fa prevodovky na obr\u00e1banie p\u00f4dy. Proakt\u00edvny program \u00fadr\u017eby zameran\u00fd na kvalitu oleja a stav tesnen\u00ed je najefekt\u00edvnej\u0161ou strat\u00e9giou na maximaliz\u00e1ciu \u017eivotnosti.<\/p>\n<p><!-- Warning-list module --><\/p>\n<div style=\"margin: 20px 0;\">\n<div style=\"display: flex; gap: clamp(8px, 2vw, 14px); margin-bottom: 14px; align-items: flex-start;\"><span style=\"flex-shrink: 0; color: #e74c3c; font-size: 16px; margin-top: 3px;\">\u26a0\ufe0f<\/span><\/p>\n<p style=\"margin: 0; font-size: clamp(14px, 1.5vw, 16px); line-height: 1.65; color: #1c2d3f;\"><strong>Kontamin\u00e1cia olejom zo senn\u00e9ho prachu<\/strong> \u2014 Seno je extr\u00e9mne jemn\u00e9 (pod 100 mikr\u00f3nov) a \u013eahko prech\u00e1dza cez opotrebovan\u00e9 tesnenia. Zne\u010disten\u00fd olej exponenci\u00e1lne ur\u00fdch\u013euje opotrebovanie povrchu lo\u017e\u00edsk a prevodov. Po\u010das prev\u00e1dzkovej sez\u00f3ny kontrolujte \u010distotu oleja ka\u017ed\u00fd t\u00fd\u017ede\u0148; ak sa olej jav\u00ed ako zrnit\u00fd alebo sfarben\u00fd, okam\u017eite ho vyme\u0148te.<\/p>\n<\/div>\n<div style=\"display: flex; gap: clamp(8px, 2vw, 14px); margin-bottom: 14px; align-items: flex-start;\"><span style=\"flex-shrink: 0; color: #e74c3c; font-size: 16px; margin-top: 3px;\">\u26a0\ufe0f<\/span><\/p>\n<p style=\"margin: 0; font-size: clamp(14px, 1.5vw, 16px); line-height: 1.65; color: #1c2d3f;\"><strong>Omotanie ramien hrotov<\/strong> \u2014 Baliaci \u0161pag\u00e1t, dr\u00f4t plota a dlh\u00e1 tr\u00e1va sa m\u00f4\u017eu omota\u0165 okolo hriade\u013ea rotora v oblasti tesniacej plochy, prereza\u0165 tesniacu man\u017eetu a vytvori\u0165 priamu cestu kontamin\u00e1cie. Denne kontrolujte z\u00e1klad\u0148u ka\u017ed\u00e9ho hriade\u013ea rotora a odstr\u00e1\u0148te v\u0161etok omotan\u00fd materi\u00e1l sk\u00f4r, ako po\u0161kod\u00ed tesnenie.<\/p>\n<\/div>\n<div style=\"display: flex; gap: clamp(8px, 2vw, 14px); align-items: flex-start;\"><span style=\"flex-shrink: 0; color: #e74c3c; font-size: 16px; margin-top: 3px;\">\u26a0\ufe0f<\/span><\/p>\n<p style=\"margin: 0; font-size: clamp(14px, 1.5vw, 16px); line-height: 1.65; color: #1c2d3f;\"><strong>Zablokovanie odvzdu\u0161\u0148ovacieho otvoru<\/strong> \u2014 Plevy sena sa r\u00fdchlo hromadia na a okolo skrine prevodovky a blokuj\u00fa odvzdu\u0161\u0148ovac\u00ed otvor. Zablokovan\u00fd odvzdu\u0161\u0148ovac\u00ed otvor vytv\u00e1ra po\u010das tepelnej roz\u0165a\u017enosti vn\u00fatorn\u00fd tlak, ktor\u00fd tla\u010d\u00ed olej okolo tesnen\u00ed, a po\u010das chladenia vytv\u00e1ra podtlak, ktor\u00fd nas\u00e1va vzduch s obsahom prachu. Po ka\u017edej prev\u00e1dzke odstr\u00e1\u0148te zvy\u0161ky sena z skrine prevodovky.<\/p>\n<\/div>\n<\/div>\n<p style=\"margin-bottom: 16px;\">Vymie\u0148ajte prevodov\u00fd olej ka\u017ed\u00fdch 150 prev\u00e1dzkov\u00fdch hod\u00edn alebo na konci ka\u017edej sez\u00f3ny \u2013 pod\u013ea toho, \u010do nastane sk\u00f4r. Pou\u017e\u00edvajte prevodov\u00fd olej EP 80W-90 s klasifik\u00e1ciou GL-4 alebo GL-5. Pri obraca\u010doch s no\u010dn\u00fdm re\u017eimom prevodovky skontrolujte, \u010di je pomocn\u00fd prevodov\u00fd stupe\u0148 \u00faplne ponoren\u00fd v oleji na spr\u00e1vnej \u00farovni \u2013 tieto prevody m\u00f4\u017eu by\u0165 umiestnen\u00e9 vy\u0161\u0161ie v kryte a m\u00f4\u017eu be\u017ea\u0165 nasucho, ak hladina oleja klesne \u010do i len mierne pod \u0161pecifik\u00e1ciu. Zodpovedn\u00fd v\u00fdrobca, ako napr\u00edklad <a style=\"color: #d4a017; text-decoration: underline;\" href=\"https:\/\/pto-gearbox.net\/sk\/\">Prevodovka v\u00fdvodov\u00e9ho hriade\u013ea Ever-Power<\/a> poskytuje jasn\u00e9 indik\u00e1tory hladiny oleja a pokyny na doplnenie \u0161pecifick\u00e9 pre ka\u017ed\u00fd model prevodovky vr\u00e1tane variantov vybaven\u00fdch no\u010dn\u00fdm re\u017eimom.<\/p>\n<p style=\"margin-bottom: 16px;\">Pre <a style=\"color: #d4a017; text-decoration: underline;\" href=\"http:\/\/cvjointdriveshaft.com\/\" target=\"_blank\" rel=\"noopener\">V\u00fdvodov\u00fd hriade\u013e<\/a> Pri \u00fadr\u017ebe obraca\u010dov a hrab\u013eov prema\u017ete univerz\u00e1lne k\u013aby a teleskopick\u00e9 r\u00fary ka\u017ed\u00fdch 8 a\u017e 10 prev\u00e1dzkov\u00fdch hod\u00edn. Neust\u00e1le vibr\u00e1cie sp\u00f4soben\u00e9 kontaktom hrotov so zemou ur\u00fdch\u013euj\u00fa opotrebovanie ihlov\u00fdch lo\u017e\u00edsk kardanov\u00e9ho k\u013abu a \u010dast\u00e9 skladanie a rozkladanie \u0165ahan\u00fdch obraca\u010dov teleskopicky vys\u00fava... <strong>Prevodovka v\u00fdvodov\u00e9ho hriade\u013ea<\/strong> opakovane preru\u0161te hnaciu s\u00fastavu a opotrebujte dr\u00e1\u017ekovan\u00e9 ulo\u017eenie, ak nie je dostato\u010dne namazan\u00e9.<\/p>\n<div style=\"margin: 28px 0; border-radius: 12px; overflow: hidden;\"><img loading=\"lazy\" decoding=\"async\" style=\"width: 100%; height: auto; display: block;\" src=\"https:\/\/pto-gearbox.net\/wp-content\/uploads\/2026\/05\/PTO-Gearbox-workshop-3.webp\" alt=\"Diel\u0148a na v\u00fdrobu prevodoviek PTO\" width=\"1536\" height=\"1024\" title=\"\"><\/div>\n<p><!-- ========== SECTION: Tedder vs Rake Gearbox Differences ========== --><\/p>\n<h2 style=\"font-size: clamp(21px, 3.2vw, 30px); font-weight: bold; color: #0b1a30; line-height: 1.2; margin: 44px 0 16px; padding-bottom: 10px; border-bottom: 3px solid #f0b92b;\">Prevodovka obraca\u010da a prevodovka hraba\u010da: K\u013e\u00fa\u010dov\u00e9 kon\u0161truk\u010dn\u00e9 rozdiely<\/h2>\n<p style=\"margin-bottom: 16px;\">Hoci sa obraca\u010de a hraba\u010de \u010dasto pova\u017euj\u00fa za jednu kateg\u00f3riu zariaden\u00ed, ich po\u017eiadavky na prevodovku sa v\u00fdrazne l\u00ed\u0161ia, \u010do ovplyv\u0148uje v\u00fdber, \u00fadr\u017ebu a obstar\u00e1vanie n\u00e1hradn\u00fdch dielov. Pochopenie t\u00fdchto rozdielov pom\u00e1ha prev\u00e1dzkovate\u013eom a predajcom ur\u010di\u0165 spr\u00e1vnu po\u013enohospod\u00e1rsku prevodovku pre ka\u017ed\u00fa aplik\u00e1ciu, a nie predpoklada\u0165 zamenite\u013enos\u0165 medzi nimi.<\/p>\n<p style=\"margin-bottom: 16px;\">Prevodovka obraca\u010da poh\u00e1\u0148a rotory strednou r\u00fdchlos\u0165ou s relat\u00edvne n\u00edzkym individu\u00e1lnym kr\u00fatiacim momentom \u2013 hroty sa pohybuj\u00fa cez vo\u013en\u00fa, \u010derstvo pokosen\u00fa plodinu, ktor\u00e1 kladie minim\u00e1lny odpor na rotor. Prioritou technickej dokument\u00e1cie je rovnomern\u00e9 rozlo\u017eenie r\u00fdchlosti medzi \u0161tyri a\u017e osem rotorov, aby sa dosiahlo rovnomern\u00e9 rozmetanie. Prevodovka rota\u010dn\u00e9ho hrab\u013ea naopak poh\u00e1\u0148a jeden alebo dva ve\u013emi ve\u013ek\u00e9 rotory (s priemerom 3 a\u017e 5 metrov) ni\u017e\u0161ou r\u00fdchlos\u0165ou, ale s podstatne vy\u0161\u0161\u00edm kr\u00fatiacim momentom. Hroty hrab\u013ea musia uchopi\u0165 \u0165a\u017ek\u00e9, \u010diasto\u010dne vysu\u0161en\u00e9 riadky a \u0165aha\u0165 ich bo\u010dne po zemi do spevnen\u00e9ho riadku. Ka\u017ed\u00e9 rameno hrotov kladie vy\u0161\u0161\u00ed individu\u00e1lny odpor a celkov\u00fd kr\u00fatiaci moment na rotor m\u00f4\u017ee by\u0165 3 a\u017e 5-kr\u00e1t vy\u0161\u0161\u00ed ako pri rotore obraca\u010da s podobn\u00fdm priemerom. Tento rozdiel kr\u00fatiaceho momentu vedie k v\u00e4\u010d\u0161iemu prevodov\u00e9mu modulu, \u0165a\u017e\u0161\u00edm lo\u017eisk\u00e1m a hrub\u0161\u00edm sten\u00e1m krytu v prevodovk\u00e1ch hrab\u013ea v porovnan\u00ed s jednotkami obraca\u010da rovnakej fyzickej ve\u013ekosti.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1164\" src=\"https:\/\/pto-gearbox.net\/wp-content\/uploads\/2026\/05\/Agriculture-Gearbox-for-Hay-Tedder-Dimension-1.webp\" alt=\"Po\u013enohospod\u00e1rska prevodovka pre obraca\u010d sena Rozmer (1)\" width=\"1448\" height=\"1086\" title=\"\" srcset=\"https:\/\/pto-gearbox.net\/wp-content\/uploads\/2026\/05\/Agriculture-Gearbox-for-Hay-Tedder-Dimension-1.webp 1448w, https:\/\/pto-gearbox.net\/wp-content\/uploads\/2026\/05\/Agriculture-Gearbox-for-Hay-Tedder-Dimension-1-1280x960.webp 1280w, https:\/\/pto-gearbox.net\/wp-content\/uploads\/2026\/05\/Agriculture-Gearbox-for-Hay-Tedder-Dimension-1-980x735.webp 980w, https:\/\/pto-gearbox.net\/wp-content\/uploads\/2026\/05\/Agriculture-Gearbox-for-Hay-Tedder-Dimension-1-480x360.webp 480w\" sizes=\"auto, (min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) and (max-width: 1280px) 1280px, (min-width: 1281px) 1448px, 100vw\" \/><\/p>\n<p style=\"margin-bottom: 16px;\">Prev\u00e1dzkov\u00fd re\u017eim sa tie\u017e l\u00ed\u0161i. Obraca\u010de zvy\u010dajne be\u017eia nepretr\u017eite cel\u00e9 hodiny na rovnom poli kon\u0161tantnou r\u00fdchlos\u0165ou \u2013 plynul\u00fd pracovn\u00fd cyklus, ktor\u00fd je \u0161etrn\u00fd k po\u013enohospod\u00e1rskej prevodovke. Zhr\u0148ova\u010de \u010dasto pracuj\u00fa v re\u017eime \u0161tart-stop, najm\u00e4 na poliach nepravideln\u00e9ho tvaru alebo pri zhut\u0148ovan\u00ed viacer\u00fdch riadkov do jedn\u00e9ho na <a style=\"color: #d4a017; text-decoration: underline;\" href=\"https:\/\/pto-gearbox.net\/sk\/category\/agricultural-gearbox\/\">prevodovka lisu na okr\u00fahle bal\u00edky<\/a> zbera\u010da. Ka\u017ed\u00fd \u0161tart za\u0165a\u017e\u00ed prevodovku z nuly na pln\u00fd prev\u00e1dzkov\u00fd kr\u00fatiaci moment za menej ako jednu sekundu a nahromaden\u00e1 \u00fanava z tis\u00edcok cyklov \u0161tart-stop za sez\u00f3nu si vy\u017eaduje vy\u0161\u0161\u00ed s\u00fa\u010dinite\u013e bezpe\u010dnosti zubov ozuben\u00fdch kolies ako nepretr\u017eit\u00e9 ust\u00e1len\u00e9 za\u0165a\u017eenie obraca\u010da. \u0160pecifikujte prevodovky hrab\u013eov s minim\u00e1lne 2,5-n\u00e1sobn\u00fdm s\u00fa\u010dinite\u013eom bezpe\u010dnosti pre ohybov\u00e9 nam\u00e1hanie zubov ozuben\u00fdch kolies, aby sa prisp\u00f4sobili tomuto cyklick\u00e9mu vzoru za\u0165a\u017eenia.<\/p>\n<p style=\"margin-bottom: 16px;\">Pri v\u00fdbere n\u00e1hrady je potrebn\u00e9 zoh\u013eadni\u0165 tieto rozdiely. Prevodovku obraca\u010da nemo\u017eno nahradi\u0165 hraba\u010dom bez overenia, \u010di jej kr\u00fatiaci moment, nosnos\u0165 a pevnos\u0165 zubov ozuben\u00e9ho kolesa sp\u013a\u0148aj\u00fa vy\u0161\u0161ie po\u017eiadavky na za\u0165a\u017eenie hraba\u010da. Naopak, prevodovka hraba\u010da sa \u010dasto fyzicky hod\u00ed na obraca\u010d, ale m\u00f4\u017ee ma\u0165 zbyto\u010dne vysok\u00fd reduk\u010dn\u00fd pomer, ktor\u00fd nadmerne zni\u017euje r\u00fdchlos\u0165 rotora, \u010do vedie k slab\u00e9mu v\u00fdkonu obracania. Pri h\u013eadan\u00ed n\u00e1hradn\u00fdch po\u013enohospod\u00e1rskych prevodoviek pre stroje na zber sena v\u017edy porovn\u00e1vajte \u00fadaje pod\u013ea typu zariadenia, nielen pod\u013ea fyzick\u00fdch rozmerov.<\/p>\n<p style=\"margin-bottom: 16px;\">Dvojrotorov\u00e9 zhr\u0148ova\u010de s centr\u00e1lnym pod\u00e1van\u00edm predstavuj\u00fa \u010fal\u0161\u00ed faktor, ktor\u00fd je potrebn\u00e9 zv\u00e1\u017ei\u0165 pri prevodovke: dva rotory musia by\u0165 presne synchronizovan\u00e9 tak, aby sa ich body pod\u00e1vania do riadkov zbiehali v strede stroja. Ak\u00fdko\u013evek nes\u00falad r\u00fdchlost\u00ed medzi prevodovkou \u013eav\u00e9ho a prav\u00e9ho rotora \u2013 dokonca aj 1\u20132% \u2013 sp\u00f4sob\u00ed, \u017ee sa riadok posunie na jednu stranu, \u010do m\u00e1 za n\u00e1sledok nerovnomern\u00e9 zberanie bal\u00edkov lisom a stratu plodiny. Pri v\u00fdmene jednej prevodovky na dvojrotorovom zhr\u0148ova\u010di overte, \u010di sa prevodov\u00fd pomer n\u00e1hradnej jednotky presne, nielen pribli\u017ene, zhoduje s p\u00f4vodnou prevodovkou. Nes\u00falad prevodov\u00e9ho pomeru 0,5% sa zn\u00e1sobuje po tis\u00edcoch ot\u00e1\u010dok rotora na hekt\u00e1r a vytv\u00e1ra vidite\u013ene nerovnomern\u00e9 riadky u\u017e pri prvom prejazde.<\/p>\n<p><!-- ========== FAQ SECTION ========== --><\/p>\n<h2 style=\"font-size: clamp(21px, 3.2vw, 30px); font-weight: bold; color: #0b1a30; line-height: 1.2; margin: 44px 0 16px; padding-bottom: 10px; border-bottom: 3px solid #f0b92b;\">\u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n<div style=\"margin: 12px 0; border: 1px solid #dce3ec; border-radius: 10px; overflow: hidden;\">\n<details>\n<summary style=\"padding: 16px clamp(14px, 3vw, 22px); font-size: clamp(14px, 1.7vw, 16px); font-weight: bold; color: #0b1a30; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center;\">Ak\u00e9 ot\u00e1\u010dky v\u00fdvodov\u00e9ho hriade\u013ea pou\u017e\u00edva obraca\u010d sena?<span style=\"font-size: 18px; color: #d4a017; flex-shrink: 0; margin-left: 12px;\">+<\/span><\/summary>\n<div style=\"padding: 0 clamp(14px, 3vw, 22px) 16px;\">\n<p style=\"font-size: clamp(13px, 1.5vw, 15px); color: #4a5d73; line-height: 1.75;\">Takmer v\u0161etky obraca\u010de sena pou\u017e\u00edvaj\u00fa v\u00fdvodov\u00fd hriade\u013e s ot\u00e1\u010dkami 540 ot.\/min. Prevodovka zni\u017euje ot\u00e1\u010dky rotora na 180 a\u017e 350 ot.\/min v z\u00e1vislosti od modelu a nastavenia. Niektor\u00e9 ve\u013ek\u00e9 dvojrotorov\u00e9 zhr\u0148ova\u010de pon\u00fakaj\u00fa kompatibilitu s v\u00fdvodov\u00fdm hriade\u013eom s ot\u00e1\u010dkami 1 000 ot.\/min. s pr\u00edslu\u0161ne vy\u0161\u0161\u00edm reduk\u010dn\u00fdm pomerom na dosiahnutie rovnak\u00fdch ot\u00e1\u010dok rotora. Pred pripojen\u00edm k traktoru v\u017edy skontrolujte menovit\u00e9 ot\u00e1\u010dky v\u00fdvodov\u00e9ho hriade\u013ea na typovom \u0161t\u00edtku prevodovky.<\/p>\n<\/div>\n<\/details>\n<\/div>\n<div style=\"margin: 12px 0; border: 1px solid #dce3ec; border-radius: 10px; overflow: hidden;\">\n<details>\n<summary style=\"padding: 16px clamp(14px, 3vw, 22px); font-size: clamp(14px, 1.7vw, 16px); font-weight: bold; color: #0b1a30; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center;\">Pre\u010do sa susedn\u00e9 rotory ot\u00e1\u010daj\u00fa v opa\u010dn\u00fdch smeroch?<span style=\"font-size: 18px; color: #d4a017; flex-shrink: 0; margin-left: 12px;\">+<\/span><\/summary>\n<div style=\"padding: 0 clamp(14px, 3vw, 22px) 16px;\">\n<p style=\"font-size: clamp(13px, 1.5vw, 15px); color: #4a5d73; line-height: 1.75;\">Protismern\u00e1 rot\u00e1cia vytv\u00e1ra prekr\u00fdvaj\u00faci sa rozptylov\u00fd vzor. Ka\u017ed\u00fd rotor h\u00e1d\u017ee seno opa\u010dn\u00fdm smerom ako susedn\u00fd, \u010d\u00edm sa zabezpe\u010d\u00ed rovnomern\u00e9 rozlo\u017eenie po celej pracovnej \u0161\u00edrke. Rot\u00e1cia v rovnakom smere by tla\u010dila v\u0161etko seno na jednu stranu, \u010d\u00edm by zostali hol\u00e9 p\u00e1sy a sp\u00f4sobilo by nerovnomern\u00e9 su\u0161enie. Prevodovka to dosahuje striedavou orient\u00e1ciou ku\u017ee\u013eov\u00fdch ozuben\u00fdch kolies alebo \u010deln\u00fdch ozuben\u00fdch kolies.<\/p>\n<\/div>\n<\/details>\n<\/div>\n<div style=\"margin: 12px 0; border: 1px solid #dce3ec; border-radius: 10px; overflow: hidden;\">\n<details>\n<summary style=\"padding: 16px clamp(14px, 3vw, 22px); font-size: clamp(14px, 1.7vw, 16px); font-weight: bold; color: #0b1a30; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center;\">\u010co je no\u010dn\u00fd re\u017eim prevodovky na obraca\u010di?<span style=\"font-size: 18px; color: #d4a017; flex-shrink: 0; margin-left: 12px;\">+<\/span><\/summary>\n<div style=\"padding: 0 clamp(14px, 3vw, 22px) 16px;\">\n<p style=\"font-size: clamp(13px, 1.5vw, 15px); color: #4a5d73; line-height: 1.75;\">No\u010dn\u00fd re\u017eim je volite\u013en\u00fd prevodov\u00fd stupe\u0148, ktor\u00fd zni\u017euje ot\u00e1\u010dky rotora pribli\u017ene na jednu tretinu norm\u00e1lnej r\u00fdchlosti (60 \u2013 90 ot.\/min.). Pri tejto r\u00fdchlosti hroty jemne zhroma\u017e\u010fuj\u00fa seno do vo\u013en\u00fdch kop, ktor\u00e9 absorbuj\u00fa menej no\u010dnej rosy ako seno ponechan\u00e9 \u00faplne rozprestret\u00e9. Obsluha zap\u00edna no\u010dn\u00fd re\u017eim pomocou vonkaj\u0161ej p\u00e1ky, ktor\u00e1 pos\u00fava posuvn\u00fd prevodov\u00fd kr\u00fa\u017eok vo vn\u00fatri prevodovky. Dostupn\u00e9 na pr\u00e9miov\u00fdch modeloch obraca\u010dov \u2013 obzvl\u00e1\u0161\u0165 cenn\u00e9 v oblastiach s hustou rosou alebo rannou hmlou.<\/p>\n<\/div>\n<\/details>\n<\/div>\n<div style=\"margin: 12px 0; border: 1px solid #dce3ec; border-radius: 10px; overflow: hidden;\">\n<details>\n<summary style=\"padding: 16px clamp(14px, 3vw, 22px); font-size: clamp(14px, 1.7vw, 16px); font-weight: bold; color: #0b1a30; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center;\">Ako \u010dasto by sa mal meni\u0165 olej v prevodovke obraca\u010da?<span style=\"font-size: 18px; color: #d4a017; flex-shrink: 0; margin-left: 12px;\">+<\/span><\/summary>\n<div style=\"padding: 0 clamp(14px, 3vw, 22px) 16px;\">\n<p style=\"font-size: clamp(13px, 1.5vw, 15px); color: #4a5d73; line-height: 1.75;\">Ka\u017ed\u00fdch 150 prev\u00e1dzkov\u00fdch hod\u00edn alebo na konci ka\u017edej sez\u00f3ny, pod\u013ea toho, \u010do nastane sk\u00f4r. Obraca\u010de sena pracuj\u00fa v prostred\u00ed s vysok\u00fdm obsahom prachu, ktor\u00e9 kontaminuje prevodov\u00fd olej r\u00fdchlej\u0161ie ako v\u00e4\u010d\u0161ina po\u013enohospod\u00e1rskych aplik\u00e1ci\u00ed. Ak si pri akejko\u013evek kontrole v\u0161imnete, \u017ee olej je zrnit\u00fd alebo sfarben\u00fd, okam\u017eite ho vyme\u0148te bez oh\u013eadu na prev\u00e1dzkov\u00e9 hodiny. Pou\u017e\u00edvajte olej EP 80W-90 s klasifik\u00e1ciou GL-4 alebo GL-5.<\/p>\n<\/div>\n<\/details>\n<\/div>\n<div style=\"margin: 12px 0; border: 1px solid #dce3ec; border-radius: 10px; overflow: hidden;\">\n<details>\n<summary style=\"padding: 16px clamp(14px, 3vw, 22px); font-size: clamp(14px, 1.7vw, 16px); font-weight: bold; color: #0b1a30; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center;\">Ak\u00fd je rozdiel medzi prevodovkou obraca\u010da a hraba\u010da?<span style=\"font-size: 18px; color: #d4a017; flex-shrink: 0; margin-left: 12px;\">+<\/span><\/summary>\n<div style=\"padding: 0 clamp(14px, 3vw, 22px) 16px;\">\n<p style=\"font-size: clamp(13px, 1.5vw, 15px); color: #4a5d73; line-height: 1.75;\">Podobn\u00e1 architekt\u00fara, ale odli\u0161n\u00e9 \u0161pecifik\u00e1cie. Prevodovky obraca\u010dov pracuj\u00fa pri ni\u017e\u0161\u00edch ot\u00e1\u010dkach rotora (100 \u2013 200 ot.\/min. oproti 180 \u2013 350 ot.\/min. u obraca\u010dov), zvl\u00e1daj\u00fa vy\u0161\u0161ie kontaktn\u00e9 sily so zemou, poh\u00e1\u0148aj\u00fa rotory s v\u00e4\u010d\u0161\u00edm priemerom s vy\u0161\u0161\u00edm ohybov\u00fdm za\u0165a\u017een\u00edm a vy\u017eaduj\u00fa lep\u0161ie utesnenie proti jemn\u00e9mu prachu vznikaj\u00facemu pri hraban\u00ed such\u00e9ho sena. Prevodovky obraca\u010dov m\u00f4\u017eu obsahova\u0165 no\u010dn\u00fd re\u017eim prevodovky, ktor\u00fd sa ned\u00e1 pou\u017ei\u0165 pri hraban\u00ed.<\/p>\n<\/div>\n<\/details>\n<\/div>\n<div style=\"margin: 12px 0; border: 1px solid #dce3ec; border-radius: 10px; overflow: hidden;\">\n<details>\n<summary style=\"padding: 16px clamp(14px, 3vw, 22px); font-size: clamp(14px, 1.7vw, 16px); font-weight: bold; color: #0b1a30; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center;\">Kde n\u00e1jdem n\u00e1hradn\u00fa prevodovku obraca\u010da alebo hraba\u010da?<span style=\"font-size: 18px; color: #d4a017; flex-shrink: 0; margin-left: 12px;\">+<\/span><\/summary>\n<div style=\"padding: 0 clamp(14px, 3vw, 22px) 16px;\">\n<p style=\"font-size: clamp(13px, 1.5vw, 15px); color: #4a5d73; line-height: 1.75;\">Kontaktujte <a style=\"color: #d4a017; text-decoration: underline;\" href=\"https:\/\/agriculturalgear-boxes.com\/\" target=\"_blank\" rel=\"noopener\">po\u013enohospod\u00e1rska prevodovka<\/a> v\u00fdrobcu so zna\u010dkou, modelom, po\u010dtom rotorov a origin\u00e1lnym \u010d\u00edslom dielu prevodovky v\u00e1\u0161ho obraca\u010da alebo zhr\u0148ova\u010da. Medzi k\u013e\u00fa\u010dov\u00e9 zodpovedaj\u00face rozmery patr\u00ed rozmiestnenie mont\u00e1\u017enych skrutiek, ve\u013ekos\u0165 vstupn\u00e9ho hriade\u013ea v\u00fdvodov\u00e9ho hriade\u013ea, priemer v\u00fdstupn\u00e9ho hriade\u013ea ka\u017ed\u00e9ho rotora, prevodov\u00fd pomer a smer ot\u00e1\u010dania. Dodacie jednotky vyroben\u00e9 pod\u013ea rozmerov\u00fdch \u0161pecifik\u00e1ci\u00ed v\u00fdrobcu pon\u00fakaj\u00fa cenovo v\u00fdhodn\u00fa alternat\u00edvu s typick\u00fdmi vylep\u0161eniami v kvalite tesnenia a triede lo\u017e\u00edsk.<\/p>\n<\/div>\n<\/details>\n<\/div>\n<p><!-- ========== CTA ========== --><\/p>\n<div style=\"text-align: center; padding: clamp(40px, 8vw, 72px) clamp(16px, 4vw, 36px); background: linear-gradient(160deg, #0b1a30, #162d50 70%, #1e3a5f); border-radius: 18px; margin: 48px 0 0;\">\n<h2 style=\"font-family: 'Segoe UI', Roboto, Arial, sans-serif; font-size: clamp(22px, 3.8vw, 36px); font-weight: 800; color: #ffffff; margin-bottom: 12px;\">Porozpr\u00e1vajte sa s na\u0161imi technikmi prevodoviek<\/h2>\n<p style=\"font-family: 'Segoe UI', Roboto, Arial, sans-serif; font-size: clamp(14px, 1.8vw, 16px); color: rgba(255,255,255,0.75); max-width: 580px; margin: 0 auto 24px; line-height: 1.7;\">Od kompaktn\u00fdch \u0161tvorrotorov\u00fdch obraca\u010dov a\u017e po dvojrotorov\u00e9 zhr\u0148ova\u010de s pracovnou \u0161\u00edrkou 12 metrov, n\u00e1\u0161 t\u00edm in\u017einierov prevodoviek s v\u00fdvodov\u00fdm hriade\u013eom dod\u00e1va presne zladen\u00e9 n\u00e1hradn\u00e9 prevodovky \u2013 rozmerovo overen\u00e9 oproti origin\u00e1lnym v\u00fdrobcom a pred odoslan\u00edm otestovan\u00e9 z\u00e1\u0165a\u017eou. Ceny priamo z v\u00fdroby s doru\u010den\u00edm do cel\u00e9ho sveta.<\/p>\n<p><a style=\"display: inline-block; padding: 14px 36px; background: linear-gradient(135deg, #f0b92b, #b8880f); color: #ffffff; font-family: 'Segoe UI', Roboto, Arial, sans-serif; font-size: 15px; font-weight: bold; border-radius: 8px; text-decoration: none;\" href=\"#contact\">Kontaktujte na\u0161ich technikov<\/a><\/p>\n<\/div>\n<p>Redaktor: Cxm<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Hay Tedder &amp; Rake Gearbox: Speed Reduction Engineering The gearbox inside a hay tedder performs a task that sounds simple but is mechanically demanding: distribute PTO power to four, six, or eight individual rotors, spin each one at a precisely controlled low speed, and ensure adjacent rotors turn in opposite directions \u2014 all while absorbing [&hellip;]<\/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":[4042],"tags":[],"class_list":["post-1255","post","type-post","status-publish","format-standard","hentry","category-agricultural-gearbox"],"_links":{"self":[{"href":"https:\/\/pto-gearbox.net\/sk\/wp-json\/wp\/v2\/posts\/1255","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pto-gearbox.net\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pto-gearbox.net\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pto-gearbox.net\/sk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/pto-gearbox.net\/sk\/wp-json\/wp\/v2\/comments?post=1255"}],"version-history":[{"count":1,"href":"https:\/\/pto-gearbox.net\/sk\/wp-json\/wp\/v2\/posts\/1255\/revisions"}],"predecessor-version":[{"id":1256,"href":"https:\/\/pto-gearbox.net\/sk\/wp-json\/wp\/v2\/posts\/1255\/revisions\/1256"}],"wp:attachment":[{"href":"https:\/\/pto-gearbox.net\/sk\/wp-json\/wp\/v2\/media?parent=1255"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pto-gearbox.net\/sk\/wp-json\/wp\/v2\/categories?post=1255"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pto-gearbox.net\/sk\/wp-json\/wp\/v2\/tags?post=1255"}],"curies":[{"name":"pracovn\u00fd list","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}