{"id":2130,"date":"2026-04-13T08:00:41","date_gmt":"2026-04-13T08:00:41","guid":{"rendered":"https:\/\/helicalcutgears.top\/?p=2130"},"modified":"2026-04-13T08:02:14","modified_gmt":"2026-04-13T08:02:14","slug":"helical-gear-selection-guide-six-key-decisions-from-shaft-arrangement-to-surface-treatment","status":"publish","type":"post","link":"https:\/\/helicalcutgears.top\/sk\/helical-gear-selection-guide-six-key-decisions-from-shaft-arrangement-to-surface-treatment\/","title":{"rendered":"Sprievodca v\u00fdberom \u0161pir\u00e1lov\u00e9ho ozuben\u00e9ho kolesa \u2013 \u0160es\u0165 k\u013e\u00fa\u010dov\u00fdch rozhodnut\u00ed od usporiadania hriade\u013ea a\u017e po povrchov\u00fa \u00fapravu"},"content":{"rendered":"
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Sprievodca v\u00fdberom \u0161pir\u00e1lov\u00e9ho ozuben\u00e9ho kolesa \u2013 \u0160es\u0165 k\u013e\u00fa\u010dov\u00fdch rozhodnut\u00ed pre in\u017einierov<\/h1>\n

Spr\u00e1vny v\u00fdber \u0161pir\u00e1lov\u00e9ho ozuben\u00e9ho kolesa sa riadi \u0161es\u0165krokov\u00fdm rozhodovac\u00edm procesom. Ak\u00fdko\u013evek chybn\u00fd krok \u2013 nespr\u00e1vny uhol \u0161pir\u00e1ly, nadhodnoten\u00e1 trieda presnosti alebo nedodr\u017eanie po\u017eiadavky na h\u00fa\u017eevnatos\u0165 pod nulou \u2013 vedie bu\u010f k pred\u010dasn\u00e9mu zlyhaniu, alebo k zbyto\u010dn\u00fdm n\u00e1kladom na obstaranie. T\u00e1to pr\u00edru\u010dka postupne popisuje ka\u017ed\u00e9 rozhodnutie.<\/p>\n

Z\u00edskajte bezplatn\u00fa kontrolu \u0161pecifik\u00e1ci\u00ed \u2192<\/a><\/p>\n<\/div>\n<\/div>\n

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Pre\u010do si v\u00fdber \u0161pir\u00e1lov\u00e9ho ozuben\u00e9ho kolesa vy\u017eaduje \u0161trukt\u00farovan\u00fd pr\u00edstup<\/h2>\n

Objedn\u00e1vanie \u0161pir\u00e1lov\u00e9 ozuben\u00e9 koleso<\/strong> Zakladanie sa len na cene je jedn\u00fdm z najspo\u013eahlivej\u0161\u00edch sp\u00f4sobov, ako vytvori\u0165 probl\u00e9m s \u00fadr\u017ebou. Ozuben\u00e9 koleso, ktor\u00e9 doraz\u00ed, m\u00f4\u017ee ma\u0165 spr\u00e1vne rozmery, vo\u013ene sa ot\u00e1\u010da\u0165 vo svojom puzdre a napriek tomu m\u00f4\u017ee zlyha\u0165 do 18 mesiacov, preto\u017ee bola \u0161pecifikovan\u00e1 nespr\u00e1vna trieda zliatiny, h\u013abka tepeln\u00e9ho spracovania nebola dostato\u010dn\u00e1 alebo trieda presnosti ponechala pr\u00edli\u0161 ve\u013ek\u00fa prenosov\u00fa chybu pre dynamick\u00e9 za\u0165a\u017eenie aplik\u00e1cie. Naopak, \u0161pecifikovanie naju\u017e\u0161ej triedy presnosti a najdrah\u0161ej zliatiny, ke\u010f by jednoduch\u0161ia \u0161pecifik\u00e1cia fungovala rovnako, predstavuje plytvanie rozpo\u010dtom na obstar\u00e1vanie bez ak\u00e9hoko\u013evek zv\u00fd\u0161enia v\u00fdkonu.<\/p>\n

Ni\u017e\u0161ie uveden\u00fd \u0161es\u0165krokov\u00fd r\u00e1mec je to, \u010do in\u017einiersky t\u00edm spolo\u010dnosti Korea Ever-Power uplat\u0148uje pri posudzovan\u00ed dopytu na ozuben\u00e9 koleso so \u0161pir\u00e1lov\u00fdm rezom<\/a> ponuka. Ka\u017ed\u00fd krok je vz\u00e1jomne z\u00e1visl\u00fd \u2013 rozhodnutia v tre\u0165om kroku obmedzuj\u00fa mo\u017enosti v piatom kroku.<\/p>\n

\"typy<\/p>\n

Krok 1 v\u00fdberu \u0161pir\u00e1lov\u00e9ho ozuben\u00e9ho kolesa: overte, ktor\u00e1 konfigur\u00e1cia zodpoved\u00e1 geometrii v\u00e1\u0161ho hriade\u013ea a obmedzeniam axi\u00e1lneho tlaku<\/p>\n

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Krok 1 \u2013 Usporiadanie hriade\u013ea: Potvr\u010fte, \u017ee \u0161pir\u00e1lov\u00e9 ozuben\u00e9 koleso je spr\u00e1vnym rie\u0161en\u00edm<\/h2>\n

Prv\u00e1 \u00favaha v v\u00fdber \u0161pir\u00e1lov\u00e9ho ozuben\u00e9ho kolesa<\/strong> je geometrick\u00e1: relat\u00edvna poloha vstupn\u00e9ho a v\u00fdstupn\u00e9ho hriade\u013ea ur\u010duje, ktor\u00fd typ ozuben\u00e9ho kolesa je vhodn\u00fd. Jednoduch\u00e9 alebo dvojit\u00e9 \u0161pir\u00e1lov\u00e9 ozuben\u00e9 koleso sl\u00fa\u017ei pre rovnobe\u017en\u00e9 hriadele. Pre v\u0161etky ostatn\u00e9 geometrie plat\u00ed in\u00fd typ ozuben\u00e9ho kolesa a \u017eiadna \u0161pecifik\u00e1cia modulu alebo triedy presnosti neopravuje z\u00e1sadn\u00fd geometrick\u00fd nes\u00falad.<\/p>\n

\n\n\n\n\n\n\n\n\n
Usporiadanie hriade\u013ea<\/th>\nSpr\u00e1vny typ prevodov\u00e9ho stup\u0148a<\/th>\nPozn\u00e1mka<\/th>\n<\/tr>\n<\/thead>\n
Rovnobe\u017en\u00e9, t\u00e1 ist\u00e1 rovina<\/td>\nJednoduch\u00e9 alebo dvojit\u00e9 \u0161pir\u00e1lov\u00e9 ozuben\u00e9 koleso<\/td>\nPokr\u00fdva aplik\u00e1cie s uzavretou prevodovkou 80%+<\/td>\n<\/tr>\n
Pret\u00edna sa pod uhlom 90\u00b0<\/td>\nKu\u017ee\u013eov\u00e9 ozuben\u00e9 koleso (rovn\u00e9 alebo \u0161pir\u00e1lov\u00e9)<\/td>\n\u0160pir\u00e1lovit\u00e9 ozuben\u00e9 koleso nem\u00f4\u017ee obsl\u00fa\u017ei\u0165 t\u00fato geometriu<\/td>\n<\/tr>\n
Neparaleln\u00e9, nepret\u00ednaj\u00face sa<\/td>\nSkr\u00ed\u017een\u00e1 \u0161pir\u00e1la (\u013eahk\u00e1 prev\u00e1dzka) alebo z\u00e1vitovkov\u00fd prevod<\/a><\/td>\nZ\u00e1vitovka pre vysok\u00fd prevodov\u00fd pomer; skr\u00ed\u017een\u00e1 \u0161pir\u00e1la len pre pr\u00edstroje<\/td>\n<\/tr>\n
Rota\u010dn\u00fd a\u017e line\u00e1rny pohyb<\/td>\n\u0160pir\u00e1lov\u00e1 ozuben\u00e1 ty\u010d a pastorok<\/td>\nNi\u017e\u0161ie dynamick\u00e9 za\u0165a\u017eenie ako priamy reg\u00e1l<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

V r\u00e1mci pohonov s paraleln\u00fdmi hriade\u013emi z\u00e1vis\u00ed v\u00fdber medzi jednoduchou a dvojitou \u0161pir\u00e1lovou prevodovkou od riadenia axi\u00e1lneho tlaku. Ak aplik\u00e1cia vy\u017eaduje nulov\u00fd axi\u00e1lny tlak \u2013 ve\u013emi ve\u013ek\u00e9 uhly \u0161pir\u00e1ly, nedostato\u010dn\u00fd priestor pre axi\u00e1lne lo\u017eisk\u00e1 alebo vysok\u00fd pren\u00e1\u0161an\u00fd kr\u00fatiaci moment \u2013 \u200b\u200bna za\u010diatku \u0161pecifikujte konfigur\u00e1ciu s dvojitou \u0161pir\u00e1lou. Podrobn\u00e9 technick\u00e9 pokyny k kon\u0161trukcii rybej kosti s\u00fa k dispoz\u00edcii na adrese dvojit\u00e9 \u0161pir\u00e1lov\u00e9 ozuben\u00e9 koleso<\/a>.<\/p>\n

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Krok 2 \u2013 Modul a prevodov\u00fd pomer: Dimenzovanie zuba<\/h2>\n

Modul je najz\u00e1kladnej\u0161\u00edm parametrom dimenzovania \u0161pir\u00e1lov\u00e9 ozuben\u00e9 koleso<\/strong> \u2014 nastavuje v\u00fd\u0161ku zuba, hr\u00fabku kore\u0148a a v\u00fdber fr\u00e9zy. V\u00e4\u010d\u0161\u00ed modul znamen\u00e1 pevnej\u0161\u00ed jednotliv\u00fd zub, ale v\u00e4\u010d\u0161ie ozuben\u00e9 koleso pri rovnakom po\u010dte zubov. Men\u0161\u00ed modul znamen\u00e1 jemnej\u0161\u00ed rozstup, viac zubov v s\u00fa\u010dasnom kontakte, tich\u0161iu prev\u00e1dzku, ale men\u0161iu pevnos\u0165 kore\u0148a zuba na zub. Spr\u00e1vny modul pre dan\u00fa aplik\u00e1ciu je ur\u010den\u00fd pren\u00e1\u0161an\u00fdm kr\u00fatiacim momentom, medzou klzu materi\u00e1lu a bezpe\u010dnostn\u00fdmi faktormi pod\u013ea normy ISO 6336.<\/p>\n

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Aplik\u00e1cia<\/th>\nRozsah modulov<\/th>\nTypick\u00e9 tepeln\u00e9 spracovanie<\/th>\nPozn\u00e1mka<\/th>\n<\/tr>\n<\/thead>\n
Pr\u00edstroje, zdravotn\u00edcke pom\u00f4cky, pohony elektromobilov<\/td>\nM0,15 \u2013 M2<\/td>\nPlast alebo jemn\u00e1 zliatina<\/td>\nTrieda DIN 5\u20136<\/td>\n<\/tr>\n
Automobilov\u00e9 prevodovky, CNC obr\u00e1bacie stroje<\/td>\nM1,5 \u2013 M5<\/td>\nCementovan\u00e9 HRC 58\u201362<\/td>\nH\u00d6FLER zem; DIN trieda 4\u20136<\/td>\n<\/tr>\n
Priemyseln\u00e9 prevodovky, pohony \u017eeriavov, dopravn\u00edky<\/td>\nM4 \u2013 M16<\/td>\nQT alebo indukcia HRC 50\u201355<\/td>\nOdvalovan\u00e9 alebo br\u00fasen\u00e9; Trieda 6 \u2013 9<\/td>\n<\/tr>\n
Valcovne, ban\u00edctvo, cement\u00e1rne<\/td>\nM12 \u2013 M50<\/td>\nKarburizovan\u00e9 alebo induk\u010dn\u00e9<\/td>\nVe\u013ek\u00e9 kovan\u00e9 polotovary; dvojit\u00e1 \u0161pir\u00e1lov\u00e1 be\u017en\u00e1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

\"Model<\/p>\n

Vzorec pre priemer rozstupu: d = Mn \u00d7 z \/ cos \u03b2 \u2014 uhol skrutkovice znamen\u00e1, \u017ee \u0161pir\u00e1lov\u00e9 ozuben\u00e9 koleso s rovnak\u00fdm Mn a z je o nie\u010do v\u00e4\u010d\u0161ie ako \u010deln\u00e9 ozuben\u00e9 koleso<\/p>\n

Prevodov\u00fd pomer a minim\u00e1lny po\u010det zubov<\/h3>\n

Pre jeden p\u00e1r \u0161pir\u00e1lov\u00fdch ozuben\u00fdch kolies sa praktick\u00e9 prevodov\u00e9 pomery pohybuj\u00fa od 1:1 do 8:1. Nad pomerom 8:1 je viacstup\u0148ov\u00e1 \u0161pir\u00e1lov\u00e1 prevodovka praktickej\u0161ia ako ve\u013emi ve\u013ek\u00e9 hnan\u00e9 ozuben\u00e9 koleso. Minim\u00e1lny po\u010det zubov na pastorku je pribli\u017ene z_min \u2248 17\/cos\u00b3\u03b2 \u2013 pri \u03b2 = 25\u00b0 sa tento po\u010det zni\u017euje na zhruba 12 zubov, \u010do umo\u017e\u0148uje kompaktnej\u0161ie kon\u0161trukcie pastorkov, ako to umo\u017e\u0148uj\u00fa \u010deln\u00e9 ozuben\u00e9 koles\u00e1 bez korekcie profilu.<\/p>\n

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Krok 3 \u2013 Uhol \u0161pir\u00e1ly: Najjemnej\u0161ie rozhodnutie pri v\u00fdbere \u0161pir\u00e1lov\u00e9ho ozuben\u00e9ho kolesa<\/h2>\n

Zv\u00fd\u0161enie \u03b2 s\u00fa\u010dasne zlep\u0161uje kontaktn\u00fd pomer a zni\u017euje hluk, ale zvy\u0161uje axi\u00e1lny posuv a zvy\u0161uje n\u00e1roky na pr\u00edsne triedy presnosti vo v\u00fdrobe. Neexistuje univerz\u00e1lne optimum \u2013 spr\u00e1vny uhol skrutkovice z\u00e1vis\u00ed od vyv\u00e1\u017eenosti po\u017eiadaviek \u0161pecifick\u00fdch pre ka\u017ed\u00fa aplik\u00e1ciu.<\/p>\n

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\u03b2 = 8\u201315\u00b0 \u2014 \u013dahk\u00fd axi\u00e1lny \u0165ah<\/strong><\/p>\n

Lo\u017eisk\u00e1 hriade\u013ea maj\u00fa obmedzen\u00fa axi\u00e1lnu nosnos\u0165, inak by vych\u00fdlenie hriade\u013ea pri tlaku sp\u00f4sobilo nespr\u00e1vne zarovnanie z\u00e1beru. Mierne zn\u00ed\u017eenie hluku (\u22123 a\u017e \u22126 dB(A)). Dopravn\u00edky s jednoduch\u00fdmi podperami s gu\u013e\u00f4\u010dkov\u00fdmi lo\u017eiskami, pohony \u010derpadiel na dlh\u00fdch nepodopret\u00fdch hriade\u013eoch.<\/p>\n<\/div>\n

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\u03b2 = 15\u201325\u00b0 \u2013 priemyseln\u00fd \u0161tandard<\/strong><\/p>\n

Najbe\u017enej\u0161\u00ed rad pre uzavret\u00e9 priemyseln\u00e9 prevodovky. Axi\u00e1lny posuv zvl\u00e1dnute\u013en\u00fd so \u0161tandardn\u00fdmi lo\u017eiskami s kosouhl\u00fdm stykom. \u22126 a\u017e \u221210 dB(A). Kr\u00fatiaci moment +25\u201340%. \u017deriavov\u00e9 kladkostroje, kompresory, v\u0161eobecn\u00e9 priemyseln\u00e9 \u0161pir\u00e1lov\u00e9 prevodovky.<\/p>\n<\/div>\n

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\u03b2 = 25\u201335\u00b0 \u2014 Kritick\u00e9 pre hluk<\/strong><\/p>\n

Automobilov\u00e9 prevodovky, CNC vreten\u00e1, vysokor\u00fdchlostn\u00e9 kompresory. Vy\u017eaduj\u00fa sa uhlov\u00e9 alebo ku\u017eel\u00edkov\u00e9 lo\u017eisk\u00e1. \u221210 a\u017e \u221212 dB(A). Po\u010das br\u00fasenia H\u00d6FLER je potrebn\u00e1 starostliv\u00e1 kontrola presnosti \u0161pir\u00e1ly.<\/p>\n<\/div>\n

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\u03b2 = 30\u00b0+ Dvojit\u00e1 \u0161pir\u00e1la<\/strong><\/p>\n

Maxim\u00e1lny kontaktn\u00fd pomer (\u03b5_\u03b3 3,5\u20135,0), nulov\u00fd axi\u00e1lny tlak. Hlavn\u00e9 pohony gu\u013eov\u00fdch mlynov, lodn\u00fd pohon, reduktory navijakov na mori. Vy\u0161\u0161ie v\u00fdrobn\u00e9 n\u00e1klady od\u00f4vodnen\u00e9 zjednodu\u0161en\u00edm lo\u017e\u00edsk a akustick\u00fdmi vlastnos\u0165ami.<\/p>\n<\/div>\n<\/div>\n

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Krok 4 \u2013 Materi\u00e1l a tepeln\u00e9 spracovanie: Prisp\u00f4sobenie triedy ocele charakteru za\u0165a\u017eenia<\/h2>\n

Materi\u00e1l a tepeln\u00e9 spracovanie spolu stanovuj\u00fa maxim\u00e1lnu pr\u00edpustn\u00fa kontaktn\u00fa \u00fanavov\u00fa pevnos\u0165 a pevnos\u0165 v ohybe kore\u0148a zuba pod\u013ea normy ISO 6336. Spr\u00e1vna ot\u00e1zka neznie \u201eak\u00fd je najtvrd\u0161\u00ed dostupn\u00fd materi\u00e1l?\u201c, ale \u201eak\u00e1 je minim\u00e1lna \u0161pecifik\u00e1cia, ktor\u00e1 poskytuje primeran\u00e9 bezpe\u010dnostn\u00e9 faktory pri za\u0165a\u017een\u00ed, r\u00fdchlosti a pracovnom cykle tejto aplik\u00e1cie \u2013 a je v s\u00falade s v\u00fdrobnou met\u00f3dou zvolenou v piatom kroku?\u201c.<\/p>\n

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Trieda materi\u00e1lu<\/th>\nTepeln\u00e9 spracovanie<\/th>\nTvrdos\u0165<\/th>\nUve\u010fte kedy<\/th>\n<\/tr>\n<\/thead>\n
Uhl\u00edkov\u00e1 oce\u013e 45#<\/td>\nQT<\/td>\nHB 220\u2013280<\/td>\nStredne n\u00e1ro\u010dn\u00e9, n\u00edzkocyklov\u00e9, cenovo dostupn\u00e9 \u2013 dopravn\u00edky, mie\u0161adl\u00e1<\/td>\n<\/tr>\n
40Cr<\/td>\nQT alebo indukcia<\/td>\nHB 280\u2013320 alebo HRC 48\u201352<\/td>\nV\u0161eobecn\u00e9 priemyseln\u00e9 pohony \u2013 praktick\u00fd krok vpred oproti 45#<\/td>\n<\/tr>\n
42CrMo (AISI 4140)<\/td>\nIndukcia HRC 50\u201355<\/td>\nHRC 50\u201355; QT jadro<\/td>\nValcovne, ban\u00edctvo, \u0165a\u017ek\u00e9 r\u00e1zy \u2013 pevn\u00e9 jadro je nevyhnutn\u00e9<\/td>\n<\/tr>\n
20CrMnTi (\u224820MnCr5)<\/td>\nCementovan\u00e9 HRC 58\u201362<\/td>\nHRC 58\u201362; puzdro 0,8\u20131,5 mm<\/td>\nAutomobilov\u00fd priemysel, CNC obr\u00e1bacie stroje, vysokocyklov\u00e9 kontinu\u00e1lne pohony<\/td>\n<\/tr>\n
17CrNiMo6 \/ 18CrNiMo6<\/td>\nCementovan\u00e9 HRC 58\u201362<\/td>\nHRC 58\u201362; Charpy do \u221240 \u00b0C<\/td>\n\u017delezni\u010dn\u00e1 trakcia, certifikovan\u00e1 pre n\u00e1morn\u00e9 pou\u017eitie, na mori, v chladnom podneb\u00ed<\/td>\n<\/tr>\n
SS304 \/ SS316L<\/td>\nO\u0161etren\u00e9 roztokom<\/td>\nHB 160\u2013220<\/td>\nPotravin\u00e1rske, farmaceutick\u00e9, chemick\u00e9 z\u00e1vody, um\u00fdvanie morsk\u00fdch zdrojov<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

\"Kontrola<\/p>\n

Materi\u00e1lov\u00fd certifik\u00e1t s \u010d\u00edslom tavenia, chemickou anal\u00fdzou a mechanick\u00fdmi vlastnos\u0165ami \u2013 \u0161tandardn\u00e1 dokument\u00e1cia dod\u00e1van\u00e1 ku ka\u017edej objedn\u00e1vke spolo\u010dnosti Korea Ever-Power<\/p>\n

D\u00f4le\u017eit\u00e9:<\/strong> Cementovan\u00e9 druhy (20CrMnTi, 17CrNiMo6) s tvrdos\u0165ou HRC 58\u201362 si po tepelnom spracovan\u00ed v\u017edy vy\u017eaduj\u00fa br\u00fasenie zubov, aby sa korigovala deform\u00e1cia. Objedn\u00e1vka cementovan\u00e9ho materi\u00e1lu \u0161pir\u00e1lov\u00e9 ozuben\u00e9 koleso<\/strong> Bez \u0161pecifikovania br\u00fasenia sa dosiahne presnos\u0165 triedy DIN 7\u20139 bez oh\u013eadu na kvalitu odva\u013eovania pred tepeln\u00fdm spracovan\u00edm. V\u017edy \u0161pecifikujte stupe\u0148 tepeln\u00e9ho spracovania a br\u00fasenie spolu v rovnakom porad\u00ed.<\/p>\n

<\/p>\n

Krok 5 \u2013 Trieda presnosti DIN: Prisp\u00f4sobte presnos\u0165 aplik\u00e1cii<\/h2>\n

Trieda presnosti DIN v v\u00fdber \u0161pir\u00e1lov\u00e9ho ozuben\u00e9ho kolesa<\/strong> Neplat\u00ed \u201evy\u0161\u0161ie je v\u017edy lep\u0161ie\u201c \u2013 je to \u0161pecifik\u00e1cia, ktor\u00e1 mus\u00ed zodpoveda\u0165 po\u017eiadavk\u00e1m aplik\u00e1cie a by\u0165 dosiahnute\u013en\u00e1 v r\u00e1mci v\u00fdrobnej met\u00f3dy. Nadmern\u00e1 presnos\u0165 zvy\u0161uje n\u00e1klady na prevodovku o 30\u201350% s nulov\u00fdm pr\u00ednosom pre v\u00fdkon pri pomalom pohone dopravn\u00edka. Nedostato\u010dn\u00e1 presnos\u0165 na vysokor\u00fdchlostnom vretene sp\u00f4sobuje po\u010dute\u013en\u00fd hluk a pred\u010dasn\u00e9 \u00fanavov\u00e9 zlyhanie.<\/p>\n

\n\n\n\n\n\n\n\n\n
Trieda DIN<\/th>\nV\u00fdrobn\u00fd proces<\/th>\nMaxim\u00e1lna r\u00fdchlos\u0165 \u010diary sklonu<\/th>\nTypick\u00e1 aplik\u00e1cia<\/th>\n<\/tr>\n<\/thead>\n
Trieda 3 \u2013 4<\/td>\nPresn\u00e9 br\u00fasenie H\u00d6FLER<\/td>\n150 m\/s<\/td>\nTurb\u00ednov\u00e9 prevodovky, leteck\u00fd priemysel, referen\u010dn\u00e9 prevody na meranie<\/td>\n<\/tr>\n
5. \u2013 6. ro\u010dn\u00edk<\/td>\n\u0160tandardn\u00e9 br\u00fasenie zubov<\/td>\n60 m\/s<\/td>\nAutomobilov\u00e9 prevodovky, CNC vreten\u00e1, \u017eelezni\u010dn\u00e1 trakcia, presn\u00e9 prevodovky<\/td>\n<\/tr>\n
7. trieda<\/td>\nPresn\u00e9 odva\u013eovanie (bez br\u00fasenia)<\/td>\n20 m\/s<\/td>\nV\u0161eobecn\u00e9 priemyseln\u00e9 prevodovky, pohony \u017eeriavov, reduktory kompresorov<\/td>\n<\/tr>\n
8. \u2013 9. ro\u010dn\u00edk<\/td>\n\u0160tandardn\u00e9 odva\u013eovanie ozuben\u00fdch kolies<\/td>\n8 m\/s<\/td>\nPomaloot\u00e1\u010dkov\u00e9 dopravn\u00edky, po\u013enohospod\u00e1rske stroje, otvoren\u00e9 ozubenie<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

\"In\u0161pekcia<\/p>\n

Overenie triedy presnosti DIN pomocou analyz\u00e1tora ozuben\u00fdch kolies \u2013 odch\u00fdlka profilu, st\u00fapania a rozstupu meran\u00e1 pod\u013ea DIN 3962 a hl\u00e1sen\u00e1 pri ka\u017edej objedn\u00e1vke<\/p>\n

<\/p>\n

Krok 6 \u2013 Prev\u00e1dzkov\u00e9 prostredie: \u0160peci\u00e1lne po\u017eiadavky, ktor\u00e9 prep\u00ed\u0161u \u0161tandardn\u00e9 vo\u013eby<\/h2>\n

\u0160tyri faktory prostredia m\u00f4\u017eu prev\u00e1\u017ei\u0165 nad inak optim\u00e1lnym v\u00fdberom materi\u00e1lu a \u00fapravy zo \u0161tvrt\u00e9ho a piateho kroku:<\/p>\n

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Koroz\u00edvne alebo hygienick\u00e9 prostredie<\/strong><\/p>\n

Kontakt s potravinami, farmaceutick\u00e1 GMP, postriekanie chemik\u00e1liami, morsk\u00e1 so\u013en\u00e1 hmla \u2192 SS304 alebo SS316L. Uhl\u00edkov\u00e1 oce\u013e s ak\u00fdmko\u013evek n\u00e1terom nie je prijate\u013en\u00e1 v z\u00f3nach priameho kontaktu s potravinami \u2013 zuby musia by\u0165 v kontakte so stresom odstr\u00e1nen\u00e9 n\u00e1tery v priebehu nieko\u013ek\u00fdch t\u00fd\u017ed\u0148ov.<\/p>\n<\/div>\n

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Prev\u00e1dzka pri teplot\u00e1ch pod bodom mrazu<\/strong><\/p>\n

Vonkaj\u0161ia k\u00f3rejsk\u00e1 zima, severojaponsk\u00e9 podmienky, arktick\u00e9 pobre\u017en\u00e9 plo\u0161iny \u2192 17CrNiMo6 alebo 18CrNiMo6 s overenou Charpyho r\u00e1zovou h\u00fa\u017eevnatos\u0165ou pri teplote -30 \u00b0C a\u017e -40 \u00b0C. \u0160tandardn\u00fd 20CrMnTi str\u00e1ca v\u00fdrazn\u00fa r\u00e1zov\u00fa h\u00fa\u017eevnatos\u0165 pod -20 \u00b0C.<\/p>\n<\/div>\n

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Vysok\u00e9 r\u00e1zov\u00e9 za\u0165a\u017eenie<\/strong><\/p>\n

Valcovne, drvi\u010de, \u0165a\u017ek\u00e9 po\u013enohospod\u00e1rske r\u00e1zov\u00e9 pohony \u2192 42CrMo induk\u010dne kalen\u00fd HRC 50\u201355. Jadro QT absorbuje n\u00e1razy pri vstupe do obrobku, ktor\u00e9 by mohli zlomi\u0165 kore\u0148 zuba kalen\u00e9ho alebo cementovan\u00e9ho ozuben\u00e9ho kolesa.<\/p>\n<\/div>\n

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Mazanie nie je k dispoz\u00edcii<\/strong><\/p>\n

Zdravotn\u00edcke pom\u00f4cky, mechanizmy n\u00e1strojov, potravin\u00e1rske zariadenia v otvorenej atmosf\u00e9re \u2192 technick\u00fd plast POM, PA alebo PEEK \u0161pir\u00e1lov\u00e9 ozuben\u00e9 koles\u00e1<\/strong>Samomazacie pri \u013eahk\u00fdch kontaktn\u00fdch tlakoch jemn\u00fdch pohonov M0,15\u2013M2,0.<\/p>\n<\/div>\n<\/div>\n

<\/p>\n

Be\u017en\u00e9 chyby pri v\u00fdbere \u0161pir\u00e1lov\u00e9ho ozuben\u00e9ho kolesa \u2013 a ako sa im vyhn\u00fa\u0165<\/h2>\n

\"proces<\/p>\n

Ka\u017ed\u00e1 f\u00e1za v\u00fdroby \u0161pir\u00e1lov\u00fdch ozuben\u00fdch kolies zodpoved\u00e1 rozhodnutiu o v\u00fdbere \u2013 ich nekonzistentn\u00e1 \u0161pecifik\u00e1cia je naj\u010dastej\u0161ou pr\u00ed\u010dinou por\u00fach, ktor\u00fdm sa d\u00e1 pred\u00eds\u0165.<\/p>\n