{"id":1165,"date":"2026-03-20T06:42:47","date_gmt":"2026-03-20T06:42:47","guid":{"rendered":"https:\/\/ptoshaft.supplies\/?post_type=product&p=1165"},"modified":"2026-03-20T06:42:49","modified_gmt":"2026-03-20T06:42:49","slug":"g-series-pto-shaft-spline-tube-g2-to-g50-models","status":"publish","type":"product","link":"https:\/\/ptoshaft.supplies\/sk\/product\/g-series-pto-shaft-spline-tube-g2-to-g50-models\/","title":{"rendered":"Dr\u00e1\u017ekov\u00e1 r\u00farka v\u00fdvodov\u00e9ho hriade\u013ea s\u00e9rie G | Modely G2 a\u017e G50"},"content":{"rendered":"

Preh\u013ead produktu<\/h2>\n

Trojuholn\u00edkov\u00e9, citr\u00f3nov\u00e9 a hviezdicov\u00e9 trubice sa v\u0161etky spoliehaj\u00fa na tvarovan\u00e9 povrchy na prenos kr\u00fatiaceho momentu. Dr\u00e1\u017ekov\u00e1 r\u00farka kardanov\u00e9ho hriade\u013ea s\u00e9rie G<\/strong> zvol\u00ed z\u00e1sadne odli\u0161n\u00fd pr\u00edstup: evolventn\u00e9 dr\u00e1\u017ekovan\u00e9 zuby obroben\u00e9 do vn\u00fatorn\u00e9ho a vonkaj\u0161ieho povrchu r\u00fary sa do seba zap\u00e1jaj\u00fa ako zuby ozuben\u00fdch kolies, \u010d\u00edm vytv\u00e1raj\u00fa spojenie s prakticky nulovou rota\u010dnou v\u00f4\u013eou. Pre aplik\u00e1cie, kde je presnos\u0165 rovnako d\u00f4le\u017eit\u00e1 ako pevnos\u0165, od priemyseln\u00fdch pohonov \u010derpadiel a\u017e po lodn\u00e9 v\u00fdvodov\u00e9 hriadele a vysokov\u00fdkonn\u00e9 gener\u00e1torov\u00e9 agreg\u00e1ty, je dr\u00e1\u017ekovan\u00e1 r\u00fara radu G tou spr\u00e1vnou vo\u013ebou.<\/p>\n

Rad dr\u00e1\u017ekov\u00fdch r\u00farok v\u00fdvodov\u00e9ho hriade\u013ea s\u00e9rie G zah\u0155\u0148a dev\u00e4\u0165 modelov: G2, G4, G5, G6, G7, G8, G38, G42 a G50. G2 a\u017e G50<\/strong> Ponuka siaha od stredne n\u00e1ro\u010dn\u00e9ho po\u013enohospod\u00e1rskeho pou\u017eitia (220 Nm) a\u017e po \u0165a\u017ek\u00e9 priemyseln\u00e9 aplik\u00e1cie (1450+ Nm). K\u00f3rejsk\u00ed prev\u00e1dzkovatelia zariaden\u00ed s vysokou presnos\u0165ou, stacion\u00e1rnych pohonov s vysok\u00fdm kr\u00fatiacim momentom alebo hydraulick\u00fdch syst\u00e9mov poh\u00e1\u0148an\u00fdch v\u00fdvodov\u00fdm hriade\u013eom \u010dasto \u0161pecifikuj\u00fa r\u00fary s\u00e9rie G, preto\u017ee spojenie s nulovou v\u00f4\u013eou eliminuje torzn\u00fa v\u00f4\u013eu, ktor\u00e1 sp\u00f4sobuje vibr\u00e1cie a cyklick\u00e9 nam\u00e1hanie v in\u00fdch profiloch r\u00far.<\/p>\n

\"Hnac\u00ed<\/p>\n

Ke\u010f dr\u00e1\u017ekovan\u00e9 r\u00fary prekonaj\u00fa in\u00e9 profily<\/h3>\n

The advantage of the G Series PTO Shaft Spline Tube over triangular or star profiles shows up most clearly in three scenarios. First, any application where rotational backlash causes problems: pumps that need consistent flow, generators that need stable RPM, or indexing mechanisms that require precise angular positioning. Second, high-cycle fatigue situations where the torsional play in shaped tubes would eventually work-harden and crack the contact surfaces. Third, heavy-torque applications where the spline’s many interlocking teeth distribute stress more evenly than the three or six faces of triangular and star tubes.<\/p>\n

Hodnoty kr\u00fatiaceho momentu pod\u013ea modelu<\/h2>\n

Vyberte si model dr\u00e1\u017ekovanej r\u00fary kardanov\u00e9ho hriade\u013ea s\u00e9rie G na z\u00e1klade t\u00fdchto hodn\u00f4t kr\u00fatiaceho momentu. S\u00e9ria G za\u010d\u00edna tam, kde kon\u010dia \u013eah\u0161ie profily, a prech\u00e1dza a\u017e po za\u0165a\u017eenia priemyselnej triedy.<\/p>\n

\u00a0 \"Dr\u00e1\u017ekovan\u00e1<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n
Model<\/th>\n540 ot.\/min (Nm)<\/th>\n1000 ot.\/min (Nm)<\/th>\nMP (Nm)<\/th>\n<\/tr>\n
G2<\/td>\n270<\/td>\n220<\/td>\n450<\/td>\n<\/tr>\n
G4<\/td>\n460<\/td>\n380<\/td>\n780<\/td>\n<\/tr>\n
G5<\/td>\n620<\/td>\n520<\/td>\n1050<\/td>\n<\/tr>\n
G6<\/td>\n830<\/td>\n710<\/td>\n1450<\/td>\n<\/tr>\n
G7<\/td>\n970<\/td>\n830<\/td>\n1800<\/td>\n<\/tr>\n
G8<\/td>\n1050+<\/td>\n830+<\/td>\n1800+<\/td>\n<\/tr>\n
G38 \/ G42 \/ G50<\/td>\n1200+<\/td>\n1000+<\/td>\n2200+<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Geometria dr\u00e1\u017ekovan\u00fdch r\u00farok a dizajn s nulovou v\u00f4\u013eou<\/h2>\n

Charakteristick\u00fdm znakom dr\u00e1\u017ekovanej r\u00fary kardanov\u00e9ho hriade\u013ea s\u00e9rie G je jej evolventn\u00fd profil zubov na teleskopick\u00fdch ploch\u00e1ch. Na rozdiel od tvarovan\u00fdch profilov (trojuholn\u00edkov\u00e9, citr\u00f3nov\u00e9, hviezdicov\u00e9), ktor\u00e9 pren\u00e1\u0161aj\u00fa kr\u00fatiaci moment cez ploch\u00fd alebo zakriven\u00fd \u010deln\u00fd kontakt, dr\u00e1\u017ekovan\u00e1 r\u00fara pou\u017e\u00edva vz\u00e1jomne prepojen\u00e9 zuby, ktor\u00e9 zaberaj\u00fa s presnos\u0165ou podobnou ozuben\u00e9mu kolesu.<\/p>\n

Ako evolventn\u00e9 dr\u00e1\u017eky eliminuj\u00fa v\u00f4\u013eu<\/h3>\n

Ka\u017ed\u00fd zub na vn\u00fatornej r\u00farke zaber\u00e1 s pr\u00edslu\u0161nou dr\u00e1\u017ekou na vonkaj\u0161ej r\u00farke. Evolventn\u00e1 krivka zubov znamen\u00e1, \u017ee kontaktn\u00fd bod sa pri p\u00f4soben\u00ed kr\u00fatiaceho momentu odva\u013euje pozd\u013a\u017e \u010delnej plochy zuba, \u010d\u00edm sa za\u0165a\u017eenie rovnomerne rozklad\u00e1 po celej h\u013abke zuba. Ke\u010f sa za\u0165a\u017eenie zmen\u00ed (\u010do sa cyklicky deje v mnoh\u00fdch aplik\u00e1ci\u00e1ch \u010derpadiel a gener\u00e1torov), zuby na opa\u010dnej strane sa okam\u017eite zachytia bez uhlovej medzery. Toto je charakteristika nulovej v\u00f4le, v\u010faka ktorej je s\u00e9ria G nevyhnutn\u00e1 pre presnos\u0165. Hnac\u00ed hriade\u013e v\u00fdvodov\u00e9ho hriade\u013ea<\/strong> aplik\u00e1cie.<\/p>\n

Rozmery dr\u00e1\u017ekovanej r\u00farky<\/h3>\n

Model G2 pou\u017e\u00edva dr\u00e1\u017ekovan\u00fa r\u00farku s vonkaj\u0161\u00edm priemerom 50 mm, modulom zubov 2,5 mm a profilom G35-18. V\u00e4\u010d\u0161ie modely sa proporcion\u00e1lne menia. V\u0161etky dr\u00e1\u017ekovan\u00e9 r\u00farky s\u00e9rie G s\u00fa \u0165ahan\u00e9 za studena pre dosiahnutie rozmerovej presnosti a potom s\u00fa dr\u00e1\u017ekovan\u00e9 zuby pre\u0165ahovan\u00e9 alebo odva\u013eovan\u00e9 na kone\u010dn\u00fa toleranciu. Tento dvojstup\u0148ov\u00fd v\u00fdrobn\u00fd proces poskytuje dr\u00e1\u017ekovanej r\u00farke kardanov\u00e9ho hriade\u013ea s\u00e9rie G povrchov\u00fa \u00fapravu potrebn\u00fa pre plynul\u00e9 teleskopick\u00e9 vys\u00favanie a presnos\u0165 zubov potrebn\u00fa pre z\u00e1ber s nulovou v\u00f4\u013eou.<\/p>\n

<\/div>\n
\"Vn\u00fatorn\u00e1<\/div>\n

Ako zmera\u0165 n\u00e1klady na v\u00fdmenu s\u00e9rie G<\/h2>\n

V\u00fdmena existuj\u00faceho dr\u00e1\u017ekovan\u00e9ho hriade\u013ea za spr\u00e1vny model s\u00e9rie G vy\u017eaduje tri merania, ktor\u00e9 s\u00fa \u0161pecifick\u00e9 pre dr\u00e1\u017ekovan\u00e9 profily. Tento proces je zlo\u017eitej\u0161\u00ed ako meranie trojuholn\u00edkov\u00e9ho alebo citr\u00f3nov\u00e9ho hriade\u013ea, preto\u017ee rozmery zubov s\u00fa d\u00f4le\u017eit\u00e9:<\/p>\n

Meranie 1: Vonkaj\u0161\u00ed priemer dr\u00e1\u017ekovanej r\u00farky<\/h3>\n

Use a caliper across the outer tube’s major diameter (tooth tip to tooth tip). This identifies the G-series model. Common readings: 50 mm (G2), 57 mm (G4), 64 mm (G5), and so on. If you can’t measure directly, count the number of spline teeth visible on the tube end, which also identifies the model.<\/p>\n

Meranie 2: Konfigur\u00e1cia dr\u00e1\u017ekovania jarma<\/h3>\n

Spo\u010d\u00edtajte zuby na \u010dape v\u00fdvodov\u00e9ho hriade\u013ea traktora aj na vstupnom hriadeli n\u00e1radia. Dr\u00e1\u017ekov\u00e1 r\u00farka kardanov\u00e9ho hriade\u013ea s\u00e9rie G<\/a> supports all standard yoke spline configurations: 1-3\/8″ Z6, 1-3\/8″ Z21, 1-3\/4″ Z6, 1-3\/4″ Z20, and metric 8-spline options.<\/p>\n

Meranie 3: D\u013a\u017eka a zdvih v zatvorenom stave<\/h3>\n

Rovnako ako pri ka\u017edom kardanovom hriadeli: zmerajte vzdialenos\u0165 medzi vidlicami v pracovnej aj prepravnej v\u00fd\u0161ke. Uistite sa, \u017ee pri maxim\u00e1lnom vysunut\u00ed zostane prekrytie dr\u00e1\u017ekovan\u00fdch r\u00farok aspo\u0148 150 mm. Preto\u017ee dr\u00e1\u017ekovan\u00e9 r\u00farky maj\u00fa men\u0161ie medzery ako tvarovan\u00e9 profily, udr\u017eiavanie spr\u00e1vneho prekrytia je e\u0161te d\u00f4le\u017eitej\u0161ie, aby sa zabr\u00e1nilo rozpojeniu pri za\u0165a\u017een\u00ed.<\/p>\n

\"Dr\u00e1\u017ekovan\u00e1<\/div>\n

Aplik\u00e1cie, v ktor\u00fdch vynikaj\u00fa dr\u00e1\u017ekovan\u00e9 r\u00fary s\u00e9rie G<\/h2>\n

The G Series PTO Shaft Spline Tube isn’t needed for basic farm implements. It’s a specialist product for demanding applications where the zero-backlash and high-rigidity characteristics provide a measurable performance advantage:<\/p>\n