{"id":2402,"date":"2026-01-26T05:59:47","date_gmt":"2026-01-26T05:59:47","guid":{"rendered":"https:\/\/tractorptoshaft.net\/?post_type=product&p=2402"},"modified":"2026-01-26T06:42:47","modified_gmt":"2026-01-26T06:42:47","slug":"tractor-hexagonal-tube-pto-shaft","status":"publish","type":"product","link":"https:\/\/tractorptoshaft.net\/ro\/product\/arbore-cardanic-hexagonal-al-tractorului\/","title":{"rendered":"Arbore cardanic cu tub hexagonal pentru tractor"},"content":{"rendered":"
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\u0218tii sunetul acela. Acel sunet dezgust\u0103tor clac-clac-clac<\/em> c\u00e2nd cupla\u021bi priza de putere la un rotavator care a fost folosit prea des. De obicei, nu articula\u021bia universal\u0103 este cea care \u00ee\u0219i d\u0103 duhul imediat; adesea, este vorba de tubul telescopic care s-a rotunjit, \u0219i-a pierdut toleran\u021ba sau pur \u0219i simplu s-a r\u0103sucit sub sarcina de \u0219oc. \u00cen cei 18 ani de c\u00e2nd am analizat metale r\u0103sucite \u0219i furci sparte, am \u00eenv\u0103\u021bat c\u0103, de\u0219i profilul Lemon (triunghiular) este standardul industrial pentru lucr\u0103ri generale, Arbore cardanic cu tub hexagonal<\/strong> este cea pe care o iei de pe raft c\u00e2nd lucrurile devin serioase.<\/p>\n

\"Diagrama<\/p>\n

We\u2019ve seen it time and time again here in the engineering lab. A customer brings in a shaft that looks like it\u2019s been wrung out like a wet towel. Usually, it\u2019s because the surface area contact on the sliding profile just wasn’t enough for the torque spikes. The hexagonal profile changes the math. By distributing the drive force across six flat faces rather than three rounded points (like some triangular designs), we significantly reduce the localized pressure per square millimeter. It\u2019s not magic; it\u2019s just better physics.<\/p>\n

C\u00e2nd vorbim despre Arbore cardanic tractor<\/a>, specifically the hex tube variant, we aren’t just talking about a metal bar. We are talking about the critical lifeline between your 200HP tractor and the implement tearing up the heavy clay soil common in the Netherlands.<\/p>\n

\"Vedere<\/div>\n<\/div>\n

C\u0103s\u0103toria nerostit\u0103: Arbori cardanici \u0219i cutii de viteze agricole<\/h2>\n
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Iat\u0103 ceva ce majoritatea tipografiilor de cataloage nu \u00ee\u0219i dau seama: v\u00e2nzarea unui arbore f\u0103r\u0103 a \u00een\u021belege cutia de viteze este ca \u0219i cum ai vinde un pantof f\u0103r\u0103 a \u00eentreba m\u0103rimea piciorului. Se potrive\u0219te, dar po\u021bi alerga cu el? Arbore cardanic cu tub hexagonal<\/strong> is practically useless if it’s not perfectly mated to the input shaft of the cutie de viteze agricol\u0103<\/a>.<\/p>\n

In our experience, vibration issues often stem from this interface. If your gearbox input shaft has a splined receiver that doesn’t perfectly match the yoke locking mechanism of the PTO, you get fretting corrosion. We provide matching gearboxes because we treat the driveline as a single ecosystem. Whether you are running a slasher, a post-hole digger, or a fertilizer spreader, the torque has to flow smoothly. If the PTO shaft is the messenger, the gearbox is the muscle that does the heavy lifting.<\/p>\n

(I once spent three days in a muddy field diagnosing a “shaft failure” only to find out the gearbox bearings were seized, snapping the shaft like a twig. Check your gearboxes, folks!)<\/p>\n

\"Cutie<\/div>\n<\/div>\n

Case Study: The “Clay Conqueror” in Flevoland<\/h2>\n
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Client:<\/strong> Fermele de cartofi Van der Meer
\nLoca\u0163ie:<\/strong> L\u00e2ng\u0103 Dronten, Flevoland, \u021a\u0103rile de Jos
\nEchipament:<\/strong> Recolt\u0103toare de cartofi de mare putere cu 4 r\u00e2nduri, ac\u021bionat\u0103 de un Case IH Optum.<\/p>\n

Problema:<\/strong> The farm was burning through standard triangular profile shafts every 250 hours. The heavy Polder clay creates massive resistance, and when the harvester hit a compacted patch, the torque spike caused the inner triangular tube to “corkscrew” slightly. Once that deformation happened, the shaft wouldn’t telescope in and out smoothly. This put axial load on the tractor’s PTO stub (a very expensive repair waiting to happen).<\/p>\n

Solu\u021bia noastr\u0103:<\/strong> Le-am schimbat cu o lungime personalizat\u0103 Arbore cardanic cu tub hexagonal<\/strong> (Series 6 equivalent) with a shear bolt limiter set specifically for their tractor’s HP rating. The hexagonal shape allows for slight “breathing” room under load without permanent deformation.<\/p>\n

Rezultatul:<\/strong> They are now on season three with the same shaft. We inspected it last month\u2014sliding resistance increased by only 15%, which is normal wear. The farm manager told me, “It’s the first time I haven’t had to carry a spare shaft in the cab.” That\u2019s the kind of feedback that makes this job worth it.<\/p>\n<\/div>\n

\"Podea
\n\"Arbore<\/div>\n

Analiz\u0103 tehnic\u0103 aprofundat\u0103: Materiale \u0219i specifica\u021bii de performan\u021b\u0103<\/h2>\n
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The secret sauce isn’t just the shape; it’s the cold-drawing process. Our hexagonal tubes are cold-drawn from high-grade carbon steel (typically 16Mn or similar high-yield alloys). This process hardens the surface and ensures the tolerances are tight enough to prevent rattling but loose enough to slide when greased.<\/p>\n

Mai jos este o descriere tehnic\u0103 a seriei noastre hexagonale. V\u0103 rug\u0103m s\u0103 re\u021bine\u021bi c\u0103 valorile de cuplu sunt dinamice - se modific\u0103 \u00een func\u021bie de tura\u021bie (540 vs 1000).<\/p>\n

\n\n\n\n\n\n\n\n\n
Serie \/ Dimensiune<\/th>\nJurnal transversal (mm)<\/th>\nProfilul tubului (mm)<\/th>\nPutere la 540 RPM (CP\/kW)<\/th>\nPutere la 1000 RPM (CP\/kW)<\/th>\n<\/tr>\n<\/thead>\n
Hexagon T2<\/strong><\/td>\n23,8 x 61,3<\/td>\nInterior: 22 \/ Exterior: 28,5<\/td>\n21 CP \/ 16 kW<\/td>\n35 CP \/ 26 kW<\/td>\n<\/tr>\n
Hexagon T4<\/strong><\/td>\n27,0 x 74,6<\/td>\nInterior: 28 \/ Exterior: 36<\/td>\n35 CP \/ 26 kW<\/td>\n55 CP \/ 40 kW<\/td>\n<\/tr>\n
T6 Hex (Greu)<\/strong><\/td>\n30,2 x 92,0<\/td>\nInterior: 36 \/ Exterior: 45<\/td>\n64 CP \/ 47 kW<\/td>\n100 CP \/ 74 kW<\/td>\n<\/tr>\n
T8 Hex (Extrem)<\/strong><\/td>\n35,0 x 106,5<\/td>\nInterior: 45 \/ Exterior: 54<\/td>\n95 CP \/ 70 kW<\/td>\n145 CP \/ 107 kW<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

*Not\u0103: Materialul este de obicei St52-3 tras la rece sau 20CrMnTi, \u00een func\u021bie de specifica\u021biile lotului.<\/p>\n<\/div>\n

Compatibilitatea m\u0103rcilor: Cum ne compar\u0103m<\/h2>\n
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A common question I get at trade shows is, “Does this fit my Bondioli & Pavesi yokes?” The answer is usually yes, but with caveats. The agricultural world is divided into a few main “standards” (German, Italian, North American). Our Hexagonal Tube PTO Shafts are engineered to be cross-compatible with the major European standards widely used in the Netherlands.<\/p>\n

\n\n\n\n\n\n\n\n\n
Caracteristic\u0103<\/th>\nMarc\u0103 european\u0103 major\u0103 (tip W)<\/th>\nMarc\u0103 italian\u0103 major\u0103 (tip B)<\/th>\nSeria Ever-Power Hex<\/th>\n<\/tr>\n<\/thead>\n
Profilul tubului<\/strong><\/td>\nL\u0103m\u00e2ie \/ Stea<\/td>\nTriunghiular \/ Trilob<\/td>\nHexagonal<\/strong><\/td>\n<\/tr>\n
Gard\u0103 de siguran\u021b\u0103<\/strong><\/td>\nScut complet cu lan\u021buri<\/td>\nScut conic \u0219i tubular<\/td>\nEcran complet conform CE<\/td>\n<\/tr>\n
\u00cenlocuirea jugului<\/strong><\/td>\nNumai proprietar<\/td>\nStandardul ISO<\/td>\nStandardul ISO universal<\/strong><\/td>\n<\/tr>\n
Eficien\u021b\u0103 a costurilor<\/strong><\/td>\nPremium<\/td>\nRidicat<\/td>\nOptimizat \/ Direct<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Dac\u0103 ave\u021bi nevoie de detalii specifice despre compatibilitate, consulta\u021bi Despre noi<\/a> pagina pentru a vedea standardele noastre de fabrica\u021bie.<\/p>\n<\/div>\n

Unde str\u0103luce\u0219te arborele hexagonal? (Aplica\u021bii)<\/h2>\n
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