{"id":436,"date":"2022-10-25T08:05:52","date_gmt":"2022-10-25T08:05:52","guid":{"rendered":"http:\/\/pto-gearbox.net\/china-supplier-agricultural-tractor-high-pressure-pesticide-sprayer-pto-tractor-boom-sprayer-agricultural-pto-drive-shafts\/"},"modified":"2022-10-25T08:05:52","modified_gmt":"2022-10-25T08:05:52","slug":"china-supplier-agricultural-tractor-high-pressure-pesticide-sprayer-pto-tractor-boom-sprayer-agricultural-pto-drive-shafts","status":"publish","type":"post","link":"https:\/\/pto-gearbox.net\/sk\/china-supplier-agricultural-tractor-high-pressure-pesticide-sprayer-pto-tractor-boom-sprayer-agricultural-pto-drive-shafts\/","title":{"rendered":"\u010c\u00ednsky dod\u00e1vate\u013e po\u013enohospod\u00e1rskych traktorov, vysokotlakov\u00fd postrekova\u010d pestic\u00eddov, v\u00fdvodov\u00fd hriade\u013e traktora, postrekova\u010d s v\u00fdvodov\u00fdm hriade\u013eom pre po\u013enohospod\u00e1rske traktory"},"content":{"rendered":"<p>Pou\u017eitie: Po\u013enohospod\u00e1rstvo<br \/>Pou\u017eite\u013en\u00e9 odvetvia: Farmy<br \/>Priestor prehliadky: \u017diadny<br \/>Typ postrekova\u010da: \u010cerpadlo<br \/>Priemer: 3,5 palca<br \/>Funkcia: vysok\u00e9 nap\u00e4tie<br \/>Stav: Nov\u00e9<br \/>Z\u00e1ruka: 1 12 mesiacov<br \/>D\u00f4le\u017eit\u00e9 marketingov\u00e9 faktory: Bezprobl\u00e9mov\u00e9 spustenie<br \/>Po z\u00e1ru\u010dnej podpore: N\u00e1hradn\u00e9 komponenty<br \/>Miesto lok\u00e1lnej slu\u017eby: \u017diadne<br \/>Poskytovate\u013e slu\u017eieb hne\u010f po pr\u00edjme: Online video komplexn\u00e1 podpora, online podpora<br \/>Identifik\u00e1cia produktu: Po\u013enohospod\u00e1rsky traktor s ve\u013ek\u00fdm tlakom pestic\u00eddov, postrekova\u010d s v\u00fdvodov\u00fdm hriade\u013eom traktora<br \/>Elektrina: &gt;35HP<br \/>Objem n\u00e1dr\u017ee: 500 l<br \/>Potenci\u00e1l \u010derpadla: 45 l\/min<br \/>Vykon\u00e1van\u00e1 pr\u00e1ca: Sila: 1-1,25 MPa<br \/>Mno\u017estvo trysiek: p\u00e4tn\u00e1s\u0165<br \/>Z\u00e1ber postreku: 8 m<br \/>V\u00fdber: 50-150\u03bcm<br \/>Rozstup zavla\u017eova\u010dov: 50 cm<br \/>k\u013e\u00fa\u010dov\u00e9 fr\u00e1zy: rastov\u00fd postrekova\u010d<br \/>Detaily balenia: Preglejkov\u00e1 krabica alebo oce\u013eov\u00e1 r\u00e1mov\u00e1 sie\u0165ovina<br \/>Pr\u00edstav: Hangzhou<\/p>\n<p>Po\u013enohospod\u00e1rsky traktor s vy\u0161\u0161\u00edm v\u00fdkonom postrekova\u010da pestic\u00eddov, posil\u0148ova\u010d postrekova\u010da s v\u00fdvodov\u00fdm hriade\u013eom <\/p>\n<p>\u0160pecifik\u00e1cia <\/p>\n<table border=\"1\" cellspacing=\"\" cellpadding=\"\">\n<tr>\n<td>Model <\/td>\n<td>CRS300-6<\/td>\n<td>CRS500-osem<\/td>\n<td>CRS650-10<\/td>\n<td>CRS800-desa\u0165<\/td>\n<td>CRS1000-dvan\u00e1s\u0165<\/td>\n<\/tr>\n<tr>\n<td>Zodpovedaj\u00faci v\u00fdkon<\/td>\n<td>&gt;24 kon\u00ed<\/td>\n<td>&gt;35 kon\u00ed<\/td>\n<td>&gt;40 kon\u00ed<\/td>\n<td>&gt;45 kon\u00ed<\/td>\n<td>&gt;60 kon\u00ed<\/td>\n<\/tr>\n<tr>\n<td>Pr\u00fad \u010derpadla<\/td>\n<td>40 l\/min<\/td>\n<td>45 l\/min<\/td>\n<td>45 l\/min<\/td>\n<td>45 l\/min<\/td>\n<td>50 l\/min<\/td>\n<\/tr>\n<tr>\n<td>Kme\u0148<\/td>\n<td colspan=\"5\">1 \u2013 2,5 MPa<\/td>\n<\/tr>\n<tr>\n<td>Postrekovac\u00ed z\u00e1ber<\/td>\n<td>6 mili\u00f3nov<\/td>\n<td>8 mili\u00f3nov<\/td>\n<td>10 mili\u00f3nov<\/td>\n<td>10 mili\u00f3nov<\/td>\n<td>12 mili\u00f3nov<\/td>\n<\/tr>\n<tr>\n<td>Mno\u017estvo trysky<\/td>\n<td>jeden\u00e1s\u0165<\/td>\n<td>p\u00e4tn\u00e1s\u0165<\/td>\n<td>19<\/td>\n<td>19<\/td>\n<td>23<\/td>\n<\/tr>\n<tr>\n<td>Rozmery postreku<\/td>\n<td colspan=\"5\">Zostava hydraulick\u00e9ho oto\u010dn\u00e9ho motora 50-150\u03bc 31N6-40011 R210-7 KRC1571 SH210-5 31N6-10180 R210-7 K9007404 DX225 TM03 TM06 REDUK\u010cN\u00c9 zariadenie m<\/td>\n<\/tr>\n<tr>\n<td>Uhol atomiz\u00e1cie<\/td>\n<td colspan=\"5\">110 \u00b0<\/td>\n<\/tr>\n<tr>\n<td>Trieda filtra<\/td>\n<td>Filtrovanie 2. mno\u017estva<\/td>\n<td>Trojit\u00e9 filtrovanie<\/td>\n<td>Trojit\u00e9 filtrovanie<\/td>\n<td>Trojit\u00e9 filtrovanie<\/td>\n<td>Trojit\u00e9 filtrovanie<\/td>\n<\/tr>\n<tr>\n<td>Objem n\u00e1dr\u017ee<\/td>\n<td>300 l<\/td>\n<td>500 l<\/td>\n<td>650 l<\/td>\n<td>800 l<\/td>\n<td>1000 l<\/td>\n<\/tr>\n<tr>\n<td>Skladanie<\/td>\n<td>3 alebo 5 sekci\u00ed<\/td>\n<td>5 sekci\u00ed<\/td>\n<td>p\u00e4\u0165 sekci\u00ed<\/td>\n<td>p\u00e4\u0165 sekci\u00ed<\/td>\n<td>p\u00e4\u0165 sekci\u00ed<\/td>\n<\/tr>\n<\/table>\n<p>V\u00fdhody Tento rastov\u00fd postrekova\u010d je nov\u00fd druh postrekova\u010da, ktor\u00fd sa montuje na zadn\u00fa \u010das\u0165 traktora. Toto zariadenie je vhodn\u00e9 na postrekovanie v\u0161etk\u00fdmi druhmi herbic\u00eddov, pestic\u00eddov a listov\u00fdch hnoj\u00edv na fazu\u013eu, p\u0161enicu, ry\u017eu, bavlnu, zemiaky a k\u0155mne tr\u00e1vy.<\/p>\n<p>1. Ve\u013ek\u00e1 n\u00e1dr\u017e, ve\u013ek\u00e9 po\u013enohospod\u00e1rske stroje, pr\u00edslu\u0161enstvo k odstra\u0148ova\u010dom buriny, n\u00f4\u017e na rezanie tr\u00e1vy, pred\u013a\u017een\u00e1 prev\u00e1dzkov\u00e1 doba, zna\u010dn\u00fd v\u00fdkon. <br \/>2. Pou\u017e\u00edva sa viacvalcov\u00e9 membr\u00e1nov\u00e9 \u010derpadlo, ktor\u00e9 je d\u00f4veryhodn\u00e9 a m\u00e1 ve\u013ek\u00fa zodpovednos\u0165.<br \/>3. Rozpra\u0161ovacie ty\u010de maj\u00fa syst\u00e9m zavesenia v jednej polohe, \u010do zais\u0165uje vynikaj\u00facu stabilitu. <br \/>4. Rozpra\u0161ovacie ty\u010de s\u00fa vybaven\u00e9 syst\u00e9mom skladania oto\u010dnej dosky s \u0165a\u017enou ty\u010dou. Zdv\u00edhanie a skladanie rozpra\u0161ovac\u00edch ty\u010d\u00ed je mo\u017en\u00e9 ovl\u00e1da\u0165 hydraulick\u00fdm valcom v kab\u00edne, ktor\u00fd sa jednoducho ovl\u00e1da a \u0161etr\u00ed pr\u00e1cu. <br \/>5. N\u00e1dr\u017e na pitn\u00fa vodu m\u00f4\u017eeme naplni\u0165 pomocou spr\u00e1vneho rozpra\u0161ovacieho \u010derpadla. Vodovodn\u00e9 potrubie a rozpra\u0161ova\u010d sa daj\u00fa spoji\u0165 r\u00fdchlospojkou, ktor\u00e1 sa \u013eahko montuje a demontuje. <br \/>6. Pou\u017e\u00edva sa viacstup\u0148ov\u00e9 filtrovanie, ktor\u00e9 zaru\u010duje, \u017ee trysky nebud\u00fa po\u010das prev\u00e1dzky upchat\u00e9. <br \/>sedem. N\u00e1dr\u017e, PO\u013dNOHOSPOD\u00c1RSKE ZARIADENIE, \u010cAS\u0164 KRYT \u010cEPE\u013dA, KRYT HROTOV, KRYT NO\u017dA, Zmie\u0161avacie zariadenie, tryska proti odkvapk\u00e1vaniu a \u010fal\u0161ie prim\u00e1rne oblasti s\u00fa vyroben\u00e9 z kvalitn\u00fdch technick\u00fdch plastov. <br \/>H\u013abkov\u00e9 obr\u00e1zky<\/p>\n<\/p>\n<\/p>\n<p>Pracovisko <\/p>\n<p>Balenie a doprava <\/p>\n<p>Inform\u00e1cie o firme<\/p>\n<p><\/p>\n<p>Kontaktujte n\u00e1s <\/p>\n<p>\n<h2>Vysvetlenie vlastnost\u00ed hriade\u013ea skrutky<\/h2>\n<p>Pri v\u00fdbere hriade\u013ea skrutky pre va\u0161u aplik\u00e1ciu by ste mali zv\u00e1\u017ei\u0165 vlastnosti skrutiek: z\u00e1vit, st\u00fapanie, rozstup, uhol \u0161pir\u00e1ly a \u010fal\u0161ie. Mo\u017eno v\u00e1s zauj\u00edma, \u010do tieto vlastnosti znamenaj\u00fa a ako ovplyv\u0148uj\u00fa v\u00fdkon skrutky. Tento \u010dl\u00e1nok vysvet\u013euje rozdiely medzi t\u00fdmito faktormi. Nasleduj\u00fa vlastnosti, ktor\u00e9 ovplyv\u0148uj\u00fa v\u00fdkon skrutiek a ich vlastnosti. M\u00f4\u017eete ich pou\u017ei\u0165 na informovan\u00e9 rozhodnutie a k\u00fapu spr\u00e1vnej skrutky. Viac sa o t\u00fdchto vlastnostiach dozviete v nasleduj\u00facich \u010dl\u00e1nkoch.<\/p>\n<h2>Vl\u00e1kna<\/h2>\n<p>Hlavn\u00fd priemer z\u00e1vitu je v\u00e4\u010d\u0161\u00ed z dvoch extr\u00e9mnych priemerov. Hlavn\u00fd priemer skrutky je tie\u017e zn\u00e1my ako vonkaj\u0161\u00ed priemer. Tento rozmer sa ned\u00e1 priamo mera\u0165, ale d\u00e1 sa ur\u010di\u0165 meran\u00edm vzdialenosti medzi susedn\u00fdmi stranami z\u00e1vitu. Okrem toho sa stredn\u00e1 plocha z\u00e1vitu naz\u00fdva st\u00fapanie. Priemer z\u00e1vitu a \u010diara st\u00fapania s\u00fa priamo \u00famern\u00e9 celkovej ve\u013ekosti skrutky.<br \/>Z\u00e1vity sa klasifikuj\u00fa pod\u013ea priemeru a st\u00fapania. V\u00e4\u010d\u0161\u00ed priemer drieku skrutky m\u00e1 najv\u00e4\u010d\u0161\u00ed po\u010det z\u00e1vitov; men\u0161\u00ed priemer sa naz\u00fdva men\u0161\u00ed priemer. Uhol z\u00e1vitu, tie\u017e zn\u00e1my ako uhol \u0161pir\u00e1ly, sa meria kolmo na os skrutky. V\u00e4\u010d\u0161\u00ed priemer je najv\u00e4\u010d\u0161ia \u010das\u0165 skrutky; men\u0161\u00ed priemer je spodn\u00fd koniec skrutky. Uhol z\u00e1vitu je polovica vzdialenosti medzi v\u00e4\u010d\u0161\u00edm a men\u0161\u00edm priemerom. Men\u0161\u00ed priemer je vonkaj\u0161\u00ed povrch skrutky, zatia\u013e \u010do horn\u00fd povrch zodpoved\u00e1 v\u00e4\u010d\u0161iemu priemeru.<br \/>St\u00fapanie sa meria na vrchole z\u00e1vitu. In\u00fdmi slovami, 16-stup\u0148ov\u00fd z\u00e1vit m\u00e1 priemer rovn\u00fd jednej \u0161estn\u00e1stine priemeru drieku skrutky. Skuto\u010dn\u00fd priemer je 0,03125 palca. Okrem toho ve\u013ek\u00e9 mno\u017estvo v\u00fdrobcov pou\u017e\u00edva toto meranie na ur\u010denie st\u00fapania z\u00e1vitu. Priemer st\u00fapania je kritick\u00fdm faktorom pre \u00faspe\u0161n\u00e9 spojenie vonkaj\u0161ieho a vn\u00fatorn\u00e9ho z\u00e1vitu. Pri ur\u010dovan\u00ed priemeru st\u00fapania je preto potrebn\u00e9 skontrolova\u0165 dosku so st\u00fapan\u00edm z\u00e1vitu skrutky.<br \/><img decoding=\"async\" src=\"https:\/\/img.hzpt.com\/img\/screwshaft\/T_screwshaft_3.webp\" alt=\"skrutkov\u00fd hriade\u013e\" width=\"800\" title=\"\"><\/p>\n<h2>Olovo<\/h2>\n<p>V aplik\u00e1ci\u00e1ch so skrutkov\u00fdmi hriade\u013emi je d\u00f4le\u017eitou po\u017eiadavkou pevn\u00fd, kor\u00f3zii odoln\u00fd materi\u00e1l. Vodiace skrutky s\u00fa robustnou vo\u013ebou, ktor\u00e1 zais\u0165uje presnos\u0165 smeru hriade\u013ea. Tento materi\u00e1l sa \u0161iroko pou\u017e\u00edva v s\u00fastruhoch a merac\u00edch pr\u00edstrojoch. Maj\u00fa povlaky z \u010dierneho oxidu a s\u00fa vhodn\u00e9 do prostred\u00ed, kde hrdzavenie nie je akceptovate\u013en\u00e9. Tieto skrutky s\u00fa tie\u017e relat\u00edvne lacn\u00e9. Tu je nieko\u013eko v\u00fdhod vodiacich skrutiek. S\u00fa vysoko odoln\u00e9, cenovo dostupn\u00e9 a pon\u00fakaj\u00fa vysok\u00fa spo\u013eahlivos\u0165.<br \/>Syst\u00e9m vodiacej skrutky m\u00f4\u017ee ma\u0165 viacero z\u00e1vitov, ktor\u00e9 prebiehaj\u00fa rovnobe\u017ene ved\u013ea seba. St\u00fapanie je vzdialenos\u0165, ktor\u00fa matica prejde pozd\u013a\u017e hriade\u013ea po\u010das jednej ot\u00e1\u010dky. \u010c\u00edm men\u0161ie je st\u00fapanie, t\u00fdm je z\u00e1vit pevnej\u0161\u00ed. St\u00fapanie sa d\u00e1 vyjadri\u0165 aj ako st\u00fapanie, \u010do je vzdialenos\u0165 medzi susedn\u00fdmi vrcholmi alebo dr\u00e1\u017ekami z\u00e1vitu. Vodiaca skrutka m\u00e1 men\u0161ie st\u00fapanie ako matica a \u010d\u00edm men\u0161ie je st\u00fapanie, t\u00fdm v\u00e4\u010d\u0161ia je jej line\u00e1rna r\u00fdchlos\u0165.<br \/>Pri v\u00fdbere vodiacej skrutky je kritick\u00e1 r\u00fdchlos\u0165 maxim\u00e1lny po\u010det ot\u00e1\u010dok za min\u00fatu. T\u00e1to r\u00fdchlos\u0165 je ur\u010den\u00e1 men\u0161\u00edm priemerom hriade\u013ea a jeho d\u013a\u017ekou. Kritick\u00e1 r\u00fdchlos\u0165 by sa nikdy nemala prekro\u010di\u0165, inak sa vodiaca skrutka zdeformuje alebo praskne. Odpor\u00fa\u010dan\u00e1 prev\u00e1dzkov\u00e1 r\u00fdchlos\u0165 je pribli\u017ene osemdesiat percent vyhodnotenej kritickej r\u00fdchlosti. Okrem toho mus\u00ed by\u0165 vodiaca skrutka spr\u00e1vne zarovnan\u00e1, aby sa predi\u0161lo nadmern\u00fdm vibr\u00e1ci\u00e1m. Okrem toho mus\u00ed by\u0165 rozstup skrutky v r\u00e1mci kon\u0161truk\u010dnej tolerancie hriade\u013ea.<\/p>\n<h2>V\u00fd\u0161ka t\u00f3nu<\/h2>\n<p>St\u00fapanie hriade\u013ea skrutky mo\u017eno ch\u00e1pa\u0165 ako vzdialenos\u0165 medzi vrcholom z\u00e1vitu a povrchom, kde sa z\u00e1vity stret\u00e1vaj\u00fa. V matematike je st\u00fapanie ekvivalentn\u00e9 d\u013a\u017eke jednej vlnovej d\u013a\u017eky. St\u00fapanie hriade\u013ea skrutky sa tie\u017e vz\u0165ahuje na priemer z\u00e1vitov. V nasleduj\u00facom texte je vysvetlen\u00fd st\u00fapanie skrutky. Je d\u00f4le\u017eit\u00e9 poznamena\u0165, \u017ee st\u00fapanie skrutky nie je metrick\u00e1 jednotka. V nasleduj\u00facom texte definujeme tieto dva pojmy a rozoberieme, ako spolu s\u00favisia.<br \/>St\u00fapanie skrutky nie je vo v\u0161etk\u00fdch krajin\u00e1ch rovnak\u00e9. Spojen\u00e9 kr\u00e1\u013eovstvo, Kanada a Spojen\u00e9 \u0161t\u00e1ty maj\u00fa \u0161tandardizovan\u00e9 z\u00e1vity pod\u013ea syst\u00e9mu OSN. Preto je potrebn\u00e9 \u0161pecifikova\u0165 st\u00fapanie drieku skrutky pri jej v\u00fdrobe. \u0160tandardiz\u00e1cia st\u00fapania a priemeru tie\u017e zn\u00ed\u017eila n\u00e1klady na v\u00fdrobu skrutiek. Z\u00e1vity s\u00fa v\u0161ak st\u00e1le drah\u00e9. Spojen\u00e9 kr\u00e1\u013eovstvo, Kanada a Spojen\u00e9 \u0161t\u00e1ty zaviedli syst\u00e9m na v\u00fdpo\u010det st\u00fapania skrutiek.<br \/>St\u00fapanie vodiacej skrutky je rovnak\u00e9 ako u vodiacej skrutky. Priemer je 0,25 palca a obvod je 0,79 palca. Pri v\u00fdpo\u010dte mechanickej v\u00fdhody skrutky vyde\u013ete priemer jej st\u00fapan\u00edm. \u010c\u00edm v\u00e4\u010d\u0161ie je st\u00fapanie, t\u00fdm viac z\u00e1vitov m\u00e1 skrutka, \u010d\u00edm sa zvy\u0161uje jej kritick\u00e1 r\u00fdchlos\u0165 a tuhos\u0165. St\u00fapanie hriade\u013ea skrutky je tie\u017e \u00famern\u00e9 po\u010dtu z\u00e1vitov v hriadeli.<\/p>\n<h2>Uhol \u0161pir\u00e1ly<\/h2>\n<p>Uhol \u0161pir\u00e1ly hriade\u013ea skrutky je uhol, ktor\u00fd zviera obvod valca a jeho \u0161pir\u00e1la. Oba tieto uhly musia by\u0165 rovn\u00e9 90 stup\u0148om. \u010c\u00edm v\u00e4\u010d\u0161\u00ed je uhol st\u00fapania, t\u00fdm men\u0161\u00ed je uhol \u0161pir\u00e1ly. Niektor\u00e9 referen\u010dn\u00e9 materi\u00e1ly ozna\u010duj\u00fa uhol B ako uhol \u0161pir\u00e1ly. Skuto\u010dn\u00fd uhol sa v\u0161ak odvodzuje z v\u00fdpo\u010dtu geometrie skrutky. Pre\u010d\u00edtajte si viac inform\u00e1ci\u00ed. Ni\u017e\u0161ie s\u00fa uveden\u00e9 niektor\u00e9 rozdiely medzi uhlami \u0161pir\u00e1ly a uhlami st\u00fapania.<br \/>Skrutky s vysokou \u0161pir\u00e1lou maj\u00fa dlh\u00fd uhol st\u00fapania. T\u00e1to d\u013a\u017eka zni\u017euje po\u010det efekt\u00edvnych ot\u00e1\u010dok skrutky. Z tohto d\u00f4vodu sa skrutky s jemn\u00fdm st\u00fapan\u00edm zvy\u010dajne pou\u017e\u00edvaj\u00fa na mal\u00e9 pohyby. Typick\u00fdm pr\u00edkladom je skrutka s rozmermi 16 mm x 5 palcov. \u010eal\u0161\u00edm pr\u00edkladom skrutky s jemn\u00fdm st\u00fapan\u00edm je skrutka 12 x 2 mm. Pou\u017e\u00edva sa na mal\u00e9 pohyby. Tento typ skrutky m\u00e1 men\u0161\u00ed uhol st\u00fapania ako skrutka s vysokou \u0161pir\u00e1lou.<br \/>Uhol \u0161pir\u00e1ly z\u00e1vitovky sa vz\u0165ahuje na relat\u00edvny uhol letu z\u00e1vitovky k rovine osi z\u00e1vitovky. Hoci sa uhly \u0161pir\u00e1ly z\u00e1vitovky \u010dasto nemenia od \u0161tandardn\u00e9ho \u0161tvorcov\u00e9ho rozstupu, m\u00f4\u017eu ma\u0165 vplyv na spracovanie. Zmena uhla \u0161pir\u00e1ly je be\u017enej\u0161ia pri dvojstup\u0148ov\u00fdch z\u00e1vitovk\u00e1ch, \u0161peci\u00e1lnych mie\u0161ac\u00edch z\u00e1vitovk\u00e1ch a d\u00e1vkovac\u00edch z\u00e1vitovk\u00e1ch. Ak je z\u00e1vitovka navrhnut\u00e1 pre t\u00fato funkciu, mala by by\u0165 schopn\u00e1 spracova\u0165 materi\u00e1ly, z ktor\u00fdch je vyroben\u00e1.<br \/><img decoding=\"async\" src=\"https:\/\/img.hzpt.com\/img\/screwshaft\/C_screwshaft_3.webp\" alt=\"skrutkov\u00fd hriade\u013e\" width=\"800\" title=\"\"><\/p>\n<h2>Ve\u013ekos\u0165<\/h2>\n<p>Priemer skrutky je jej priemer meran\u00fd od hlavy po driek. Priemery skrutiek s\u00fa \u0161tandardizovan\u00e9 Americkou spolo\u010dnos\u0165ou strojn\u00fdch in\u017einierov. Priemery skrutiek sa pohybuj\u00fa od 3\/50 palca do \u0161estn\u00e1s\u0165 palcov a v poslednej dobe boli pridan\u00e9 aj zlomky palca. Priemery drieku sa v\u0161ak m\u00f4\u017eu l\u00ed\u0161i\u0165 v z\u00e1vislosti od \u00falohy, preto je d\u00f4le\u017eit\u00e9 pozna\u0165 spr\u00e1vnu ve\u013ekos\u0165 pre dan\u00fa \u00falohu. Tabu\u013eka ve\u013ekost\u00ed ni\u017e\u0161ie zobrazuje be\u017en\u00e9 ve\u013ekosti skrutiek.<br \/>Skrutky sa vo v\u0161eobecnosti ozna\u010duj\u00fa pod\u013ea ich kalibru, \u010do je hlavn\u00fd priemer. Skrutky s hlavn\u00fdm priemerom men\u0161\u00edm ako \u0161tvr\u0165 palca sa zvy\u010dajne ozna\u010duj\u00fa ako #0 a\u017e #14 a v\u00e4\u010d\u0161ie skrutky sa ozna\u010duj\u00fa ako ve\u013ekosti v zlomkoch palca. Existuj\u00fa aj desatinn\u00e9 ekvivalenty ka\u017edej ve\u013ekosti skrutky. Tieto rozmery v\u00e1m pom\u00f4\u017eu vybra\u0165 spr\u00e1vnu ve\u013ekos\u0165 pre v\u00e1\u0161 projekt. Skrutky s men\u0161\u00edmi priemermi neboli testovan\u00e9.<br \/>V predch\u00e1dzaj\u00facej \u010dasti sme op\u00edsali r\u00f4zne ve\u013ekosti hriade\u013eov a ich \u0161pecifik\u00e1cie. Tieto ve\u013ekosti skrutiek sa zvy\u010dajne ozna\u010duj\u00fa zlomkami palca, za ktor\u00fdmi nasleduje po\u010det z\u00e1vitov na palec. Napr\u00edklad desa\u0165palcov\u00e1 skrutka m\u00e1 ve\u013ekos\u0165 hriade\u013ea 2\u201d so st\u00fapan\u00edm z\u00e1vitu 1\/4\u2033 a m\u00e1 priemer dva palce. T\u00e1to skrutka je privaren\u00e1 k dvojpalcovej r\u00fare Sch. 40. Alternat\u00edvne ju mo\u017eno privari\u0165 k 9-palcovej r\u00fare OAL.<br \/><img decoding=\"async\" src=\"https:\/\/img.hzpt.com\/img\/screwshaft\/B_screwshaft_3.webp\" alt=\"skrutkov\u00fd hriade\u013e\" width=\"800\" title=\"\"><\/p>\n<h2>Tvar<\/h2>\n<p>Skrutky sa dod\u00e1vaj\u00fa v \u0161irokej \u0161k\u00e1le ve\u013ekost\u00ed a tvarov, od ve\u013ekosti \u0161tvr\u0165dol\u00e1rovej mince a\u017e po priemer americkej \u0161tvr\u0165dol\u00e1rovej mince. Hlavnou funkciou skrutiek je dr\u017ea\u0165 predmety pohromade a premie\u0148a\u0165 kr\u00fatiaci moment na line\u00e1rnu silu. Tvar drieku skrutky, ak je okr\u00fahly, je prim\u00e1rnou charakteristikou pou\u017e\u00edvanou na definovanie jej pou\u017eitia. Nasleduj\u00faca tabu\u013eka zn\u00e1zor\u0148uje, ako sa driek skrutky l\u00ed\u0161i od \u0161tvr\u0165dol\u00e1rovej mince:<br \/>Tvar drieku skrutky je ur\u010den\u00fd dvoma znakmi: jej hlavn\u00fdm priemerom alebo vzdialenos\u0165ou od vonkaj\u0161ieho okraja z\u00e1vitu na jednej strane k vn\u00fatorn\u00e9mu hladk\u00e9mu povrchu drieku. Tieto maj\u00fa zvy\u010dajne priemer od dvoch do \u0161estn\u00e1stich milimetrov. Drieky skrutiek m\u00f4\u017eu ma\u0165 bu\u010f driek s pln\u00fdm z\u00e1vitom, alebo driek s polovi\u010dn\u00fdm z\u00e1vitom, pri\u010dom druh\u00fd z\u00e1vit poskytuje lep\u0161iu stabilitu. Bez oh\u013eadu na to, \u010di je driek skrutky okr\u00fahly alebo klenut\u00fd, je d\u00f4le\u017eit\u00e9 pochopi\u0165 r\u00f4zne vlastnosti skrutky predt\u00fdm, ako sa pok\u00fasite o jej in\u0161tal\u00e1ciu do projektu.<br \/>Priemer drieku skrutky je tie\u017e d\u00f4le\u017eit\u00fd pre jej pou\u017eitie. Priemer kru\u017enice gu\u013e\u00f4\u010dky sa vz\u0165ahuje na vzdialenos\u0165 medzi stredmi dvoch proti\u013eahl\u00fdch gu\u013e\u00f4\u010dok, ktor\u00e9 s\u00fa v kontakte s dr\u00e1\u017ekami. Priemer kore\u0148a sa na druhej strane vz\u0165ahuje na vzdialenos\u0165 medzi najspodnej\u0161\u00edmi dr\u00e1\u017ekami drieku skrutky. Toto s\u00fa dva hlavn\u00e9 rozmery, ktor\u00e9 definuj\u00fa celkov\u00fa ve\u013ekos\u0165 skrutky. Rozstup a menovit\u00fd priemer s\u00fa d\u00f4le\u017eit\u00e9 rozmery pre v\u00fdkon skrutky v konkr\u00e9tnej aplik\u00e1cii.<\/p>\n<h2>Mazanie<\/h2>\n<p>Vo v\u00e4\u010d\u0161ine pr\u00edpadov sa mazanie skrutkov\u00e9ho hriade\u013ea vykon\u00e1va mazivom. Mazivo sa sklad\u00e1 z miner\u00e1lneho alebo syntetick\u00e9ho oleja, zahus\u0165ovadla a pr\u00edsad. Zahus\u0165ovadlom m\u00f4\u017ee by\u0165 mno\u017estvo r\u00f4znych l\u00e1tok vr\u00e1tane komplexov l\u00edtia, bentonitu, hlin\u00edka a b\u00e1ria. Be\u017enou klasifik\u00e1ciou mazacieho tuku je stupe\u0148 NLGI. Hoci to nemus\u00ed by\u0165 potrebn\u00e9 pri ur\u010dovan\u00ed typu maziva, ktor\u00e9 sa m\u00e1 pou\u017ei\u0165 pre konkr\u00e9tnu aplik\u00e1ciu, je to u\u017eito\u010dn\u00e9 kvalitat\u00edvne meradlo.<br \/>Pri v\u00fdbere maziva pre hriade\u013e skrutky ur\u010duje typ oleja, ktor\u00fd sa m\u00e1 pou\u017ei\u0165, prev\u00e1dzkov\u00e1 teplota a r\u00fdchlos\u0165 hriade\u013ea. Pr\u00edli\u0161 ve\u013ea oleja m\u00f4\u017ee vies\u0165 k hromadeniu tepla, zatia\u013e \u010do pr\u00edli\u0161 m\u00e1lo oleja m\u00f4\u017ee vies\u0165 k nadmern\u00e9mu opotrebovaniu a treniu. Spr\u00e1vne mazanie hriade\u013ea skrutky priamo ovplyv\u0148uje n\u00e1rast teploty gu\u013e\u00f4\u010dkovej skrutky a \u017eivotnos\u0165 zostavy. Na zabezpe\u010denie spr\u00e1vneho mazania dodr\u017eiavajte ni\u017e\u0161ie uveden\u00e9 pokyny.<br \/>V ide\u00e1lnom pr\u00edpade je n\u00edzka \u00farove\u0148 mazania vhodn\u00e1 pre stredne ve\u013ek\u00e9 tov\u00e1rne na krmiv\u00e1. Vysok\u00e1 \u00farove\u0148 mazania je vhodn\u00e1 pre v\u00e4\u010d\u0161ie tov\u00e1rne na krmiv\u00e1. Av\u0161ak pri n\u00edzkor\u00fdchlostn\u00fdch aplik\u00e1ci\u00e1ch by mala by\u0165 \u00farove\u0148 mazania dostato\u010dne vysok\u00e1, aby sa zabezpe\u010dil vo\u013en\u00fd chod skrutiek. Len tak sa zn\u00ed\u017ei trenie a zabezpe\u010d\u00ed \u010do najdlh\u0161ia \u017eivotnos\u0165. Mazanie hriade\u013eov skrutiek je d\u00f4le\u017eit\u00fdm faktorom pre ka\u017ed\u00fa skrutku.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/img.hzpt.com\/img\/agriculturalpto\/ptogearboxl1.webp\" alt=\"\u010c\u00ednsky dod\u00e1vate\u013e po\u013enohospod\u00e1rskych traktorov, vysokotlakov\u00fd postrekova\u010d pestic\u00eddov, v\u00fdvodov\u00fd hriade\u013e traktora, postrekova\u010d s v\u00fdvodov\u00fdm hriade\u013eom pre po\u013enohospod\u00e1rske traktory\" title=\"\"><img><\/p>","protected":false},"excerpt":{"rendered":"<p>Usage: AgricultureApplicable Industries: FarmsShowroom Area: NoneSprayer Type: PumpDiameter: 3.fifteen inchFunction: high stressCondition: NewGuarantee: 1 12 monthsImportant Marketing Factors: Effortless to RunFollowing Guarantee Support: Spare componentsLocal Service\u00a0Location: NoneRight after-income Provider Supplied: Online video complex assist, On the internet assistProduct identify: Agricultural tractor large pressure pesticide pto tractor boom sprayerElectricity: &gt;35HPTank Capability: 500LPump Potential: 45L\/MinDoing work Force: [&hellip;]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[1],"tags":[2912,2913,2914,2915,2916,2917,2918,2919,2920,1703,2921,2922,2059,2923,2063,88,2924,2925,2069,2070],"class_list":["post-436","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-agricultural-boom-sprayer","tag-agricultural-pesticide","tag-agricultural-pesticide-sprayer","tag-agricultural-pto-shafts","tag-agricultural-sprayer","tag-agricultural-sprayer-sprayer","tag-agricultural-tractor-pesticide-sprayer","tag-high-pressure-agricultural","tag-pesticide-sprayer-agricultural","tag-shafts","tag-sprayer-tractor","tag-sprayer-tractor-boom","tag-tractor","tag-tractor-boom-sprayer","tag-tractor-china","tag-tractor-pto","tag-tractor-sprayer","tag-tractor-sprayer-boom","tag-tractor-tractor-tractor","tag-tractor-tractor-tractor-tractor"],"_links":{"self":[{"href":"https:\/\/pto-gearbox.net\/sk\/wp-json\/wp\/v2\/posts\/436","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=436"}],"version-history":[{"count":0,"href":"https:\/\/pto-gearbox.net\/sk\/wp-json\/wp\/v2\/posts\/436\/revisions"}],"wp:attachment":[{"href":"https:\/\/pto-gearbox.net\/sk\/wp-json\/wp\/v2\/media?parent=436"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pto-gearbox.net\/sk\/wp-json\/wp\/v2\/categories?post=436"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pto-gearbox.net\/sk\/wp-json\/wp\/v2\/tags?post=436"}],"curies":[{"name":"pracovn\u00fd list","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}