{"id":2413,"date":"2026-06-26T05:18:30","date_gmt":"2026-06-26T05:18:30","guid":{"rendered":"https:\/\/helicalcutgears.top\/?p=2413"},"modified":"2026-06-26T05:18:30","modified_gmt":"2026-06-26T05:18:30","slug":"helical-gear-involute-profile-base-circle-active-zone","status":"publish","type":"post","link":"https:\/\/helicalcutgears.top\/cs\/helical-gear-involute-profile-base-circle-active-zone\/","title":{"rendered":"Profil evolventy \u0161ikm\u00e9ho ozuben\u00e9ho kola \u2013 z\u00e1kladn\u00ed kru\u017enice, aktivn\u00ed z\u00f3na a interpretace analyz\u00e1toru ozuben\u00e9ho kola"},"content":{"rendered":"<div style=\"font-family: Arial,sans-serif; color: #2c3e50; max-width: 1100px; margin: 0 auto; padding: 0 2%; line-height: 1.75; word-break: break-word; overflow-wrap: break-word;\">\n<div style=\"position: relative; min-height: 330px; display: flex; align-items: center; background: url('https:\/\/helicalcutgears.top\/wp-content\/uploads\/2026\/04\/straight-gear-and-helical-gear.webp') center\/cover no-repeat; border-radius: 8px; overflow: hidden; margin-bottom: 44px;\">\n<div style=\"position: absolute; inset: 0; background: linear-gradient(108deg,rgba(10,22,45,.92) 0%,rgba(10,22,45,.74) 55%,rgba(10,22,45,.24) 100%);\"><\/div>\n<div style=\"position: relative; z-index: 1; padding: clamp(28px,5%,54px); max-width: 640px;\">\n<h1 style=\"font-size: clamp(22px,3.8vw,40px); font-weight: 800; color: #fff; line-height: 1.18; margin: 0 0 14px;\">Profil evolventy \u0161ikm\u00e9ho ozuben\u00e9ho kola \u2013 z\u00e1kladn\u00ed kru\u017enice, aktivn\u00ed z\u00f3na a interpretace grafu analyz\u00e1toru ozuben\u00fdch kol<\/h1>\n<p style=\"font-size: clamp(14px,2vw,17px); color: rgba(255,255,255,.83); line-height: 1.85; margin-bottom: 14px; margin: 0 0 22px;\">Evolventn\u00ed profil zubu <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> je p\u0159esn\u011b definovan\u00e1 \u2013 nejedn\u00e1 se pouze o zak\u0159iven\u00fd tvar \u2013 je to p\u0159esn\u011b definovan\u00e1 geometrick\u00e1 k\u0159ivka, jej\u00ed\u017e vlastnosti ur\u010duj\u00ed z\u00e1kladn\u00ed spr\u00e1vnost z\u00e1b\u011brov\u00e9ho p\u016fsoben\u00ed ozuben\u00e9ho kola. Pochopen\u00ed toho, kter\u00e1 \u010d\u00e1st boku zubu je geometricky aktivn\u00ed (\u00fa\u010dastn\u00ed se z\u00e1b\u011brov\u00e9ho kontaktu), kde aktivn\u00ed profil za\u010d\u00edn\u00e1 a kon\u010d\u00ed a jak analyz\u00e1tor ozuben\u00e9ho kola p\u0159ev\u00e1d\u00ed fyzik\u00e1ln\u00ed m\u011b\u0159en\u00ed zubu na hodnoty odchylek F\u03b1, fH\u03b1 a ff v profilov\u00e9m grafu, je nezbytn\u00e9 pro specifikaci, kontrolu a \u0159e\u0161en\u00ed probl\u00e9m\u016f s jakoukoli p\u0159esnost\u00ed. <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong>.<\/p>\n<p><a style=\"display: inline-block; background: #e67e22; color: #fff; font-weight: bold; font-size: clamp(13px,1.8vw,15px); padding: 12px 26px; border-radius: 6px; text-decoration: none;\" href=\"#contact\">Vy\u017e\u00e1dat si zpr\u00e1vu o m\u011b\u0159en\u00ed profilu \u2192<\/a><\/p>\n<\/div>\n<\/div>\n<h2 style=\"font-size: clamp(18px,3vw,24px); color: #1a5276; border-bottom: 3px solid #e67e22; padding-bottom: 8px; margin: 40px 0 16px; font-weight: bold;\">Evolventn\u00ed k\u0159ivka \u2013 definice a z\u00e1kladn\u00ed vlastnost<\/h2>\n<p style=\"font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.85; margin-bottom: 14px;\">Evolventa kru\u017enice je k\u0159ivka vykreslen\u00e1 bodem na napnut\u00e9 \u0161\u0148\u016f\u0159e, kter\u00e1 se odv\u00edj\u00ed z povrchu kru\u017enice. Pro <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong>, tato kru\u017enice je z\u00e1kladn\u00ed kru\u017enice \u2013 a polom\u011br z\u00e1kladn\u00ed kru\u017enice d_b\/2 je geometricky nejd\u016fle\u017eit\u011bj\u0161\u00ed rozm\u011br ozuben\u00e9ho kola, proto\u017ee ur\u010duje cel\u00fd tvar boku zubu. Dv\u011b vlastnosti evolventy ji \u010din\u00ed ide\u00e1ln\u00ed pro <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> tvary zub\u016f:<\/p>\n<ul style=\"padding-left: 20px; margin: 0 0 16px; font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.9;\">\n<li style=\"margin-bottom: 8px;\"><strong>Konstantn\u00ed \u00fahel tlaku:<\/strong> V ka\u017ed\u00e9m bod\u011b evolventy se \u00fahel mezi spole\u010dnou te\u010dnou k evolvent\u011b a te\u010dnou k z\u00e1kladn\u00ed kru\u017enici v bod\u011b kontaktu rovn\u00e1 \u00fahlu p\u0159\u00ed\u010dn\u00e9ho tlaku \u03b1_t. Ten je konstantn\u00ed bez ohledu na to, kde na evolvent\u011b doch\u00e1z\u00ed ke kontaktu \u2013 kl\u00ed\u010dov\u00e1 vlastnost, d\u00edky kter\u00e9 evolventn\u00ed ozuben\u00e9 kolo p\u0159en\u00e1\u0161\u00ed konstantn\u00ed pom\u011br \u00fahlov\u00e9 rychlosti, i kdy\u017e se osov\u00e1 vzd\u00e1lenost m\u00edrn\u011b m\u011bn\u00ed.<\/li>\n<li style=\"margin-bottom: 0;\"><strong>Samokonzistence s\u00ed\u0165uj\u00edc\u00edch p\u00e1r\u016f:<\/strong> Dv\u011b evolventy generovan\u00e9 ze stejn\u00e9 z\u00e1kladn\u00ed kru\u017enice (ozuben\u00e9 kolo a jeho pastorek se stejn\u00fdm nebo r\u016fzn\u00fdm po\u010dtem zub\u016f) budou spr\u00e1vn\u011b zapadat do sebe s konstantn\u00edm pom\u011brem rychlost\u00ed. \u017d\u00e1dn\u00e1 jin\u00e1 k\u0159ivka tuto vlastnost nem\u00e1 \u2013 to je geometrick\u00fd d\u016fvod, pro\u010d se evolventa stala univerz\u00e1ln\u00ed <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> tvar zubu v 19. stolet\u00ed a nikdy nebyl nahrazen.<\/li>\n<\/ul>\n<h2 style=\"font-size: clamp(18px,3vw,24px); color: #1a5276; border-bottom: 3px solid #e67e22; padding-bottom: 8px; margin: 40px 0 16px; font-weight: bold;\">Pr\u016fm\u011bry kl\u00ed\u010dov\u00fdch kru\u017enic \u2013 co znamenaj\u00ed a jak je vypo\u010d\u00edtat<\/h2>\n<p style=\"font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.85; margin-bottom: 14px;\">Kompletn\u00ed <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> Tvar zubu zahrnuje p\u011bt soust\u0159edn\u00fdch referen\u010dn\u00edch kru\u017enic, z nich\u017e ka\u017ed\u00e1 hraje jinou roli v geometrii ozuben\u00e9ho kola a jeho kontrole. Pro <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> s norm\u00e1lov\u00fdm modulem Mn, po\u010dtem zub\u016f z, norm\u00e1lov\u00fdm \u00fahlem tlaku \u03b1_n = 20\u00b0 a \u00fahlem stoup\u00e1n\u00ed \u0161roubovice \u03b2:<\/p>\n<div style=\"overflow-x: auto; width: 100%; margin: 18px 0;\">\n<table style=\"width: 100%; border-collapse: collapse; min-width: 500px;\">\n<thead>\n<tr>\n<th style=\"background: #1a5276; color: #fff; padding: 10px 13px; text-align: left; border: 1px solid #154360; font-size: clamp(13px,1.5vw,15px);\">N\u00e1zev kruhu<\/th>\n<th style=\"background: #1a5276; color: #fff; padding: 10px 13px; text-align: left; border: 1px solid #154360; font-size: clamp(13px,1.5vw,15px);\">Symbol<\/th>\n<th style=\"background: #1a5276; color: #fff; padding: 10px 13px; text-align: left; border: 1px solid #154360; font-size: clamp(13px,1.5vw,15px);\">Vzorec pro pr\u016fm\u011br (standardn\u00ed ozuben\u00e9 kolo, x=0)<\/th>\n<th style=\"background: #1a5276; color: #fff; padding: 10px 13px; text-align: left; border: 1px solid #154360; font-size: clamp(13px,1.5vw,15px);\">Role<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px); ;font-weight: 700;\">Rozte\u010dn\u00e1 kru\u017enice<\/td>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">d<\/td>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">d = Mn \u00d7 z \/ cos \u03b2<\/td>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Referen\u010dn\u00ed kru\u017enice, kde je ozuben\u00e9 kolo definov\u00e1no. Rychlost na ose osy v_t = \u03c0 \u00d7 d \u00d7 n \/ 60 000. Ur\u010duje osovou vzd\u00e1lenost s odpov\u00eddaj\u00edc\u00edm ozuben\u00fdm kolem: a = (d\u2081 + d\u2082) \/ 2.<\/td>\n<\/tr>\n<tr>\n<td style=\"background: #fff; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px); ;font-weight: 700;\">Z\u00e1kladn\u00ed kruh<\/td>\n<td style=\"background: #fff; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">d_b<\/td>\n<td style=\"background: #fff; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">d_b = d \u00d7 cos \u03b1_t = Mn \u00d7 z \u00d7 cos \u03b1_n \/ (cos \u03b2 \u00d7 cos \u03b1_t \u00d7 cos \u03b2) \u2026 zjednodu\u0161en\u011b: d_b = d \u00d7 cos \u03b1_t<\/td>\n<td style=\"background: #fff; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Kru\u017enice, ze kter\u00e9 je generov\u00e1na evolventa. Ve\u0161ker\u00fd kontakt zub\u016f se odehr\u00e1v\u00e1 na evolvent\u011b \u2013 kter\u00e1 za\u010d\u00edn\u00e1 v bod\u011b d_b. Pod bodem d_b \u017e\u00e1dn\u00e1 evolventa neexistuje.<\/td>\n<\/tr>\n<tr>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px); ;font-weight: 700;\">\u0160pi\u010dka (dodatek) kruh<\/td>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">d_a<\/td>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">d_a = d + 2 \u00d7 Mn (standardn\u00ed s\u010d\u00edtanec h_a = 1,0 \u00d7 Mn)<\/td>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Vn\u011bj\u0161\u00ed pr\u016fm\u011br t\u011blesa ozuben\u00e9ho kola. Kontaktn\u00ed konce jsou na kru\u017enici hrotu. Hrot je nejv\u00edce nam\u00e1han\u00fdm bodem paty zubu spojovac\u00edho ozuben\u00e9ho kola b\u011bhem f\u00e1ze n\u00e1b\u011bhu.<\/td>\n<\/tr>\n<tr>\n<td style=\"background: #fff; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px); ;font-weight: 700;\">Ko\u0159enov\u00e1 (dedendum) kru\u017enice<\/td>\n<td style=\"background: #fff; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">d_f<\/td>\n<td style=\"background: #fff; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">d_f = d \u2212 2,5 \u00d7 Mn (standardn\u00ed dedendum h_f = 1,25 \u00d7 Mn)<\/td>\n<td style=\"background: #fff; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Patov\u00e1 kru\u017enice u ko\u0159ene zubu. Nejedn\u00e1 se o kontaktn\u00ed plochu \u2013 zde za\u010d\u00edn\u00e1 zaoblen\u00ed ko\u0159ene. Hloubka pouzdra ECD mus\u00ed p\u0159ekro\u010dit minimum pod d_f, aby se zabr\u00e1nilo jeho rozdrcen\u00ed.<\/td>\n<\/tr>\n<tr>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px); ;font-weight: 700;\">Kruh tvaru<\/td>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">d_F<\/td>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">d_F = \u221a(d_b\u00b2 + (d_a_p\u00e1\u0159en\u00ed \u00d7 sin\u03b1_t)\u00b2) \u2026 p\u0159ibli\u017en\u00e9: d_F \u2248 d_b + 2 \u00d7 (konstruk\u010dn\u00ed rezerva)<\/td>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Nejmen\u0161\u00ed pr\u016fm\u011br, p\u0159i kter\u00e9m analyz\u00e1tor ozuben\u00fdch kol zahajuje m\u011b\u0159en\u00ed profilu. Pod d_F za\u010d\u00edn\u00e1 zaoblen\u00ed zubu; nad d_F mus\u00ed profil sledovat teoretickou evolventu. Aktivn\u00ed profil sah\u00e1 od d_F do d_a.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p style=\"padding: 10px 16px; background: #f0f8ff; border-left: 4px solid #2980b9; border-radius: 0 6px 6px 0; font-family: 'Courier New',monospace; font-size: clamp(13px,1.8vw,15px); margin: 12px 0;\">P\u0159\u00edklad: M5, z=24, \u03b2=20\u00b0, \u03b1_n=20\u00b0<br \/>\n\u03b1_t = arcutan(tan20\u00b0\/cos20\u00b0) = arcutan(0,3640\/0,9397) = 21,17\u00b0<br \/>\nd = 5 \u00d7 24 \/ cos20\u00b0 = 127,8 mm<br \/>\nd_b = 127,8 \u00d7 cos21,17\u00b0 = 127,8 \u00d7 0,9320 = 119,1 mm<br \/>\nd_a = 127,8 + 2\u00d75 = 137,8 mm<br \/>\nd_f = 127,8 \u2212 2,5\u00d75 = 115,3 mm<\/p>\n<p>Pozn\u00e1mka: d_f (115,3 mm) &lt; d_b (119,1 mm) \u2013 ko\u0159enov\u00e1 kru\u017enice je UVNIT\u0158 z\u00e1kladn\u00ed kru\u017enice.<br \/>\nTo znamen\u00e1, \u017ee oblast zaoblen\u00ed zubu (od d_f do d_F) le\u017e\u00ed pod z\u00e1kladn\u00ed kru\u017enic\u00ed a<br \/>\nnem\u016f\u017ee b\u00fdt evolventou \u2013 jedn\u00e1 se o trochoid\u00e1ln\u00ed zaoblen\u00ed generovan\u00e9 geometri\u00ed hrotu n\u00e1stroje.<br \/>\nAktivn\u00ed evolventn\u00ed profil za\u010d\u00edn\u00e1 v bod\u011b d_F (nad bodem d_b) a sah\u00e1 a\u017e k bodu d_a.<\/p>\n<p><img decoding=\"async\" style=\"max-width: 540px; height: auto; display: block; margin: 22px auto; border-radius: 6px; box-shadow: 0 3px 12px rgba(0,0,0,.10);\" src=\"https:\/\/helicalcutgears.top\/wp-content\/uploads\/2026\/04\/helical-gear-detail.webp\" alt=\"Detail boku zubu spir\u00e1lov\u00e9ho ozuben\u00e9ho kola zobrazuj\u00edc\u00ed z\u00f3nu evolventn\u00edho profilu od tvarov\u00e9 kru\u017enice d_F po \u0161pi\u010dkovou kru\u017enici d_a a trochoid\u00e1ln\u00ed ko\u0159enov\u00fd zaoblen\u00ed pod d_b, kde p\u0159i norm\u00e1ln\u00edm z\u00e1b\u011bru nedoch\u00e1z\u00ed k evolventn\u00edmu kontaktu\" \/><\/p>\n<p style=\"font-size: 12.5px; color: #7f8c8d; text-align: center; margin: -14px 0 24px; font-style: italic;\">Detailn\u00ed z\u00e1b\u011br na <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> bok zubu: aktivn\u00ed evolventn\u00ed profil (z\u00f3na, kde doch\u00e1z\u00ed ke kontaktu s ozuben\u00fdm kolem) sah\u00e1 od tvarov\u00e9 kru\u017enice d_F k vrcholov\u00e9 kru\u017enici d_a. Zaoblen\u00ed ko\u0159ene pod d_F je generov\u00e1no polom\u011brem \u0161pi\u010dky n\u00e1stroje pro obr\u00e1b\u011bn\u00ed ozuben\u00fdch kol a nem\u016f\u017ee b\u00fdt na evolvent\u011b; jedn\u00e1 se o z\u00f3nu s nejvy\u0161\u0161\u00edm nap\u011bt\u00edm zubu, ale nikoli o kontaktn\u00ed plochu.<\/p>\n<h2 style=\"font-size: clamp(18px,3vw,24px); color: #1a5276; border-bottom: 3px solid #e67e22; padding-bottom: 8px; margin: 40px 0 16px; font-weight: bold;\">Aktivn\u00ed profil \u2013 co analyz\u00e1tor p\u0159evod\u016f skute\u010dn\u011b m\u011b\u0159\u00ed<\/h2>\n<p style=\"font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.85; margin-bottom: 14px;\">Analyz\u00e1tor ozuben\u00fdch kol m\u011b\u0159\u00ed skute\u010dn\u00fd profil boku zubu pod\u00e9l p\u0159\u00edmky odvalov\u00e1n\u00ed v p\u0159\u00ed\u010dn\u00e9 rovin\u011b \u2013 po\u010d\u00ednaje pr\u016fm\u011brem tvarov\u00e9 kru\u017enice d_F (za\u010d\u00e1tek u\u017eite\u010dn\u00e9 evolventy) a kon\u010de pr\u016fm\u011brem \u0161pi\u010dkov\u00e9 kru\u017enice d_a. Tato m\u011b\u0159ic\u00ed linie se naz\u00fdv\u00e1 vyhodnocovac\u00ed rozsah L_\u03b1F. Odchylky profilu nam\u011b\u0159en\u00e9 v tomto rozsahu popisuj\u00ed, jak p\u0159esn\u011b skute\u010dn\u00fd bok zubu sleduje teoretickou evolventu:<\/p>\n<h3 style=\"font-size: clamp(15px,2.5vw,19px); color: #2c3e50; border-left: 4px solid #1a5276; padding-left: 10px; margin: 24px 0 10px; font-weight: bold;\">Parametry odchylky profilu (DIN 3962 \/ ISO 1328-1)<\/h3>\n<div style=\"display: grid; grid-template-columns: repeat(auto-fit,minmax(240px,1fr)); gap: 12px; margin: 18px 0;\">\n<div style=\"border-left: 4px solid #1a5276; background: #f8f9fa; padding: 15px 16px; border-radius: 0 6px 6px 0;\"><strong style=\"display: block; color: #1a5276; font-size: clamp(13px,1.7vw,14.5px); margin-bottom: 6px;\">Celkov\u00e1 odchylka profilu F_\u03b1<\/strong><\/p>\n<p style=\"font-size: clamp(12.5px,1.6vw,13.5px); color: #2c3e50; line-height: 1.65; margin: 0;\">Celkov\u00e9 p\u00e1smo odchylek [\u00b5m], v n\u011bm\u017e se skute\u010dn\u00e1 <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> Profil le\u017e\u00ed nap\u0159\u00ed\u010d L_\u03b1F. F_\u03b1 je prim\u00e1rn\u00ed parametr p\u0159esnosti profilu DIN: t\u0159\u00edda DIN 4 m\u00e1 F_\u03b1 \u2264 7 \u00b5m pro M5; t\u0159\u00edda DIN 7 m\u00e1 F_\u03b1 \u2264 22 \u00b5m. F_\u03b1 ur\u010duje amplitudu chyby p\u0159enosu na s\u00ed\u0165ov\u00e9 frekvenci \u2013 p\u0159\u00edmo ovliv\u0148uje hluk, vibrace a K_V.<\/p>\n<\/div>\n<div style=\"border-left: 4px solid #1a5276; background: #f8f9fa; padding: 15px 16px; border-radius: 0 6px 6px 0;\"><strong style=\"display: block; color: #1a5276; font-size: clamp(13px,1.7vw,14.5px); margin-bottom: 6px;\">Odchylka sklonu profilu f_H\u03b1<\/strong><\/p>\n<p style=\"font-size: clamp(12.5px,1.6vw,13.5px); color: #2c3e50; line-height: 1.65; margin: 0;\">Systematick\u00fd line\u00e1rn\u00ed sklon <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> st\u0159edn\u00ed profil z evolventy [\u00b5m]. Kladn\u00e1 hodnota f_H\u03b1 znamen\u00e1, \u017ee zub je na \u0161pi\u010dce tlust\u0161\u00ed \u2013 \u00fahel tlaku je efektivn\u011b v\u011bt\u0161\u00ed, ne\u017e je specifikov\u00e1no. f_H\u03b1 ur\u010duje vstupn\u00ed\/v\u00fdstupn\u00ed n\u00e1raz b\u011bhem z\u00e1b\u011bru \u2013 je c\u00edlem \u00fapravy odleh\u010den\u00ed \u0161pi\u010dky (\u010dl\u00e1nek 46). Hodnota f_H\u03b1 v r\u00e1mci tolerance, ale bl\u00edzk\u00e1 limitu, indikuje chybu \u00fahlu tlaku p\u0159i orovn\u00e1v\u00e1n\u00ed brusn\u00e9ho kotou\u010de.<\/p>\n<\/div>\n<div style=\"border-left: 4px solid #1a5276; background: #f8f9fa; padding: 15px 16px; border-radius: 0 6px 6px 0;\"><strong style=\"display: block; color: #1a5276; font-size: clamp(13px,1.7vw,14.5px); margin-bottom: 6px;\">Odchylka tvaru profilu f_f (vlnitost)<\/strong><\/p>\n<p style=\"font-size: clamp(12.5px,1.6vw,13.5px); color: #2c3e50; line-height: 1.65; margin: 0;\">Vlnitost <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> skute\u010dn\u00fd profil kolem st\u0159edn\u00ed \u010d\u00e1ry [\u00b5m] \u2014 vysokofrekven\u010dn\u00ed slo\u017eka po odstran\u011bn\u00ed sklonu f_H\u03b1. f_f je slo\u017eka, kter\u00e1 nejp\u0159\u00edm\u011bji bud\u00ed \u0161um na harmonick\u00fdch frekvenc\u00edch s\u00ed\u0165ov\u00e9 frekvence. Odhaluje vibrace brusn\u00e9ho kotou\u010de, h\u00e1zen\u00ed v\u0159etena a tepelnou deformaci b\u011bhem brou\u0161en\u00ed. f_f na <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> nelze sn\u00ed\u017eit posunem profilu ani odleh\u010den\u00edm hrotu \u2013 pouze lep\u0161\u00ed kontrolou brou\u0161en\u00ed.<\/p>\n<\/div>\n<\/div>\n<div style=\"background: #eaf6fb; border-left: 4px solid #2980b9; padding: 13px 16px; border-radius: 0 6px 6px 0; margin: 16px 0; font-size: clamp(13px,1.8vw,15px); color: #2c3e50; line-height: 1.75;\"><strong>\u010cten\u00ed profilov\u00e9ho grafu analyz\u00e1toru ozuben\u00e9ho kola:<\/strong> Vodorovn\u00e1 osa profilov\u00e9ho grafu p\u0159edstavuje \u00fahel odvalov\u00e1n\u00ed (ekvivalent polohy na zubu od tvarov\u00e9 kru\u017enice k vrcholu). Svisl\u00e1 osa zn\u00e1zor\u0148uje odchylku od teoretick\u00e9 evolventy v \u00b5m. Graf zobrazuje t\u0159i \u010d\u00e1ry: (1) skute\u010dnou nam\u011b\u0159enou odchylku profilu; (2) pr\u016fm\u011brnou \u010d\u00e1ru (p\u0159\u00edmku nejl\u00e9pe shoduj\u00edc\u00ed se \u2013 jej\u00ed sklon je f_H\u03b1); (3) obalov\u00e9 p\u00e1smo (vln\u011bn\u00ed f_f kolem pr\u016fm\u011bru). Celkov\u00e9 p\u00e1smo mezi extr\u00e9my skute\u010dn\u00e9 hodnoty. <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> Profil je F_\u03b1. Odleh\u010den\u00ed hrotu se na grafu projev\u00ed jako kladn\u00e1 odchylka za\u010d\u00ednaj\u00edc\u00ed p\u0159ibli\u017en\u011b 0,5\u20131,0 mm od \u0161pi\u010dky zubu \u2013 profil se v oblasti \u0161pi\u010dky z\u00e1m\u011brn\u011b odchyluje od evolventy, aby se sn\u00ed\u017eil n\u00e1raz p\u0159i vstupu.<\/div>\n<h2 style=\"font-size: clamp(18px,3vw,24px); color: #1a5276; border-bottom: 3px solid #e67e22; padding-bottom: 8px; margin: 40px 0 16px; font-weight: bold;\">Pro\u010d je tvarov\u00e1 kru\u017enice d_F d\u016fle\u017eit\u00e1 \u2013 pod\u0159ez\u00e1v\u00e1n\u00ed a rozsah m\u011b\u0159en\u00ed<\/h2>\n<p style=\"font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.85; margin-bottom: 14px;\">Kru\u017enice ve tvaru d_F ozna\u010duje p\u0159echod mezi teoretick\u00fdm evolventn\u00edm profilem (nad d_F, sm\u011brem ke \u0161pi\u010dce) a trochoidn\u00edm ko\u0159enov\u00fdm zaoblen\u00edm (pod d_F, sm\u011brem ke ko\u0159eni). Dva d\u016fle\u017eit\u00e9 d\u016fsledky:<\/p>\n<h3 style=\"font-size: clamp(15px,2.5vw,19px); color: #2c3e50; border-left: 4px solid #1a5276; padding-left: 10px; margin: 24px 0 10px; font-weight: bold;\">D\u016fsledek 1 \u2013 Detekce podb\u00edzen\u00ed<\/h3>\n<p style=\"font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.85; margin-bottom: 14px;\">Pokud aktivn\u00ed kontakt za\u010d\u00edn\u00e1 pod kru\u017enic\u00ed d_F (tj. \u0161pi\u010dka spojovac\u00edho ozuben\u00e9ho kola se dot\u00fdk\u00e1 dan\u00e9ho ozuben\u00e9ho kola pod m\u00edstem, kde za\u010d\u00edn\u00e1 evolventa), doch\u00e1z\u00ed ke kontaktu na neevolventn\u00edm trochoidn\u00edm zaoblen\u00ed. Toto je podm\u00ednka pod\u0159ez\u00e1n\u00ed \u2013 \u0161pi\u010dka spojovac\u00edho ozuben\u00e9ho kola \u201epod\u0159ez\u00e1v\u00e1\u201c zaoblen\u00ed, m\u00edsto aby se hladce pohybovala po evolvent\u011b. Pod\u0159ez\u00e1n\u00ed zp\u016fsobuje: nepravideln\u00fd pom\u011br rychlost\u00ed v posti\u017een\u00e9 \u010d\u00e1sti z\u00e1b\u011brov\u00e9ho cyklu; oslaben\u00ed ko\u0159ene zubu (materi\u00e1l odstran\u011bn\u00fd ze z\u00f3ny zaoblen\u00ed); a v z\u00e1va\u017en\u00fdch p\u0159\u00edpadech interferenci, kter\u00e1 br\u00e1n\u00ed \u00fapln\u00e9mu z\u00e1b\u011bru ozuben\u00fdch kol. Pozitivn\u00ed posun profilu (\u010dl\u00e1nek 61) posouv\u00e1 d_F nahoru, aby se zabr\u00e1nilo pod\u0159ez\u00e1n\u00ed u ozuben\u00fdch kol s n\u00edzk\u00fdm po\u010dtem zub\u016f. <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> pastorky.<\/p>\n<h3 style=\"font-size: clamp(15px,2.5vw,19px); color: #2c3e50; border-left: 4px solid #1a5276; padding-left: 10px; margin: 24px 0 10px; font-weight: bold;\">D\u016fsledek 2 \u2013 Zah\u00e1jen\u00ed m\u011b\u0159en\u00ed analyz\u00e1torem ozuben\u00fdch kol<\/h3>\n<p style=\"font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.85; margin-bottom: 14px;\">Analyz\u00e1tor ozuben\u00fdch kol mus\u00ed pro ka\u017ed\u00fd <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> \u2014 toto je po\u010d\u00e1te\u010dn\u00ed bod m\u011b\u0159en\u00ed profilu. Pokud je d_F nastaveno p\u0159\u00edli\u0161 mal\u00e9 (pod skute\u010dnou hranic\u00ed zaoblen\u00ed), analyz\u00e1tor se pokus\u00ed zm\u011b\u0159it neevolventn\u00ed oblast zaoblen\u00ed, jako by se jednalo o evolventu, a na ko\u0159enov\u00e9m konci profilov\u00e9ho grafu hl\u00e1s\u00ed fale\u0161n\u011b velk\u00e9 odchylky. Korea Ever-Power vypo\u010d\u00edt\u00e1v\u00e1 d_F pro ka\u017ed\u00fd <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> objedn\u00e1vku a naprogramuje ji do analyz\u00e1toru ozuben\u00fdch kol p\u0159ed m\u011b\u0159en\u00edm, \u010d\u00edm\u017e potvrd\u00ed, \u017ee rozsah m\u011b\u0159en\u00ed L_\u03b1F pokr\u00fdv\u00e1 pouze skute\u010dnou evolventn\u00ed z\u00f3nu.<\/p>\n<p style=\"padding: 10px 16px; background: #f0f8ff; border-left: 4px solid #2980b9; border-radius: 0 6px 6px 0; font-family: 'Courier New',monospace; font-size: clamp(13px,1.8vw,15px); margin: 12px 0;\">Pr\u016fm\u011br tvarov\u00e9 kru\u017enice (p\u0159ibli\u017en\u00fd, pro standardn\u00ed ozuben\u00e9 kolo s x=0 a standardn\u00ed \u0161pi\u010dkovou kru\u017enic\u00ed na protilehl\u00e9m ozuben\u00e9m kole):<br \/>\nd_F \u2248 max(d_b, \u221a(d_b\u00b2 + [(d_a_p\u00e1rov\u00e1n\u00ed\/2)\u00b2 \u2013 a\u00b2 \u00d7 sin\u00b2\u03b1_t]))<br \/>\nkde: d_a_mating = pr\u016fm\u011br kru\u017enice hrotu spojovac\u00edho ozuben\u00e9ho kola [mm]<br \/>\na = osov\u00e1 vzd\u00e1lenost [mm]<br \/>\n\u03b1_t = \u00fahel p\u0159\u00ed\u010dn\u00e9ho tlaku [stupn\u011b]<\/p>\n<p>Pro ozuben\u00e9 kolo zab\u00edraj\u00edc\u00ed se stejn\u00fdm ozuben\u00fdm kolem (z\u2081 = z\u2082 = 24, M5, \u03b2=20\u00b0, a=127,8 mm):<br \/>\nd_F \u2248 \u221a(119,1\u00b2 + [(137,8\/2)\u00b2 \u2212 127,8\u00b2 \u00d7 sin\u00b221,17\u00b0])<br \/>\nd_F \u2248 \u221a(14184,8 + [4768,4 \u2212 2136,5])<br \/>\nd_F \u2248 \u221a16816,7 \u2248 129,7 mm \u2190 M\u011b\u0159en\u00ed za\u010d\u00edn\u00e1 v bod\u011b d_F = 129,7 mm (nad bodem d_b = 119,1 mm)<\/p>\n<h2 style=\"font-size: clamp(18px,3vw,24px); color: #1a5276; border-bottom: 3px solid #e67e22; padding-bottom: 8px; margin: 40px 0 16px; font-weight: bold;\">Kolm\u00e1 vs. p\u0159\u00ed\u010dn\u00e1 rovina \u2013 Pro\u010d analyz\u00e1tor m\u011b\u0159\u00ed v p\u0159\u00ed\u010dn\u00e9 rovin\u011b<\/h2>\n<p style=\"font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.85; margin-bottom: 14px;\">A <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> V\u00fdkres specifikuje \u03b1_n (\u00fahel norm\u00e1lov\u00e9ho tlaku \u2013 kolm\u00fd ke stoup\u00e1n\u00ed zubu), proto\u017ee se jedn\u00e1 o \u00fahel \u0159ezn\u00e9ho n\u00e1stroje. Evolventn\u00ed tvar zubu se v\u0161ak nach\u00e1z\u00ed v p\u0159\u00ed\u010dn\u00e9 rovin\u011b (kolm\u00e9 k ose ozuben\u00e9ho kola). Analyz\u00e1tor ozuben\u00fdch kol m\u011b\u0159\u00ed odchylku profilu v p\u0159\u00ed\u010dn\u00e9 rovin\u011b \u2013 jako z\u00e1klad pro teoretickou evolventu pou\u017eije \u00fahel p\u0159\u00ed\u010dn\u00e9ho tlaku \u03b1_t (nikoli \u03b1_n). Toto rozli\u0161en\u00ed je d\u016fle\u017eit\u00e9 pro interpretaci grafu analyz\u00e1toru: teoretick\u00e1 evolventa v grafu se vypo\u010d\u00edt\u00e1 z \u03b1_t, nikoli z \u03b1_n. Pokud technik ozuben\u00fdch kol vypo\u010d\u00edt\u00e1 o\u010dek\u00e1van\u00fd rozsah \u00fahlu odklonu pro m\u011b\u0159en\u00ed s pou\u017eit\u00edm \u03b1_n m\u00edsto \u03b1_t, vypo\u010d\u00edtan\u00e1 hodnota d_F bude nespr\u00e1vn\u00e1 a graf analyz\u00e1toru bude na hranic\u00edch m\u011b\u0159en\u00ed ukazovat fale\u0161n\u00e9 odchylky tvaru profilu.<\/p>\n<h2 style=\"font-size: clamp(18px,3vw,24px); color: #1a5276; border-bottom: 3px solid #e67e22; padding-bottom: 8px; margin: 40px 0 16px; font-weight: bold;\">Korea Ever-Power \u2014 Zpr\u00e1va o m\u011b\u0159en\u00ed profilu u ka\u017ed\u00e9ho \u0161ikm\u00e9ho ozuben\u00e9ho kola<\/h2>\n<p><img decoding=\"async\" style=\"width: 100%; height: auto; display: block; margin: 22px 0; border-radius: 6px; box-shadow: 0 3px 12px rgba(0,0,0,.10);\" src=\"https:\/\/helicalcutgears.top\/wp-content\/uploads\/2026\/04\/Ground-Helical-Gear-1.webp\" alt=\"Tabulka m\u011b\u0159en\u00ed profilu p\u0159esn\u011b brou\u0161en\u00e9ho ozuben\u00e9ho kola s spir\u00e1lov\u00fdm ozuben\u00edm od analyz\u00e1toru Korea Ever-Power zobrazuj\u00edc\u00ed celkovou odchylku profilu F\u03b1, sklon profilu fH\u03b1 a odchylku tvaru ff, potvrzuj\u00edc\u00ed t\u0159\u00eddu DIN 5 v r\u00e1mci tolerance ISO 1328-1.\" \/><\/p>\n<p style=\"font-size: 12.5px; color: #7f8c8d; text-align: center; margin: -14px 0 24px; font-style: italic;\">Profilov\u00fd graf analyz\u00e1toru ozuben\u00fdch kol Korea Ever-Power pro p\u0159esn\u00e9 brou\u0161en\u00ed dle DIN t\u0159\u00eddy 5 <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> \u2014 graf ukazuje skute\u010dnou odchylku profilu (\u010dern\u00e1 \u010d\u00e1ra) v r\u00e1mci vyhodnocovac\u00edho rozsahu L_\u03b1F od tvarov\u00e9 kru\u017enice d_F do \u0161pi\u010dky d_a. Sklon f_H\u03b1 (p\u0159izp\u016fsoben\u00fd st\u0159edn\u00ed sklon \u010d\u00e1ry) a tvarov\u00e1 odchylka f_f (vlnitost kolem st\u0159edn\u00ed hodnoty) se vypo\u010d\u00edtaj\u00ed automaticky. V tomto p\u0159\u00edpad\u011b: F_\u03b1 = 6,2 \u00b5m, f_H\u03b1 = 3,1 \u00b5m, f_f = 4,8 \u00b5m \u2014 v\u0161e v r\u00e1mci tolerance DIN t\u0159\u00eddy 5 pro M5<\/p>\n<p style=\"font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.85; margin-bottom: 14px;\">Spole\u010dnost Korea Ever-Power poskytuje kompletn\u00ed graf profilu analyz\u00e1toru ozuben\u00fdch kol (F_\u03b1, f_H\u03b1, f_f \u2014 graf skute\u010dn\u00e9 odchylky) pro ka\u017edou p\u0159esnost. <strong>ozuben\u00e9 kolo se spir\u00e1lov\u00fdm \u0159ezem<\/strong> \u0159\u00e1du DIN t\u0159\u00eddy 5 a vy\u0161\u0161\u00ed. Kru\u017enice tvaru d_F pou\u017eit\u00e1 p\u0159i m\u011b\u0159en\u00ed je zdokumentov\u00e1na v certifik\u00e1tu \u2013 potvrzuje se, \u017ee rozsah m\u011b\u0159en\u00ed pokr\u00fdv\u00e1 pouze skute\u010dnou evolventn\u00ed z\u00f3nu. Pro <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> U objedn\u00e1vek s aplikovan\u00fdm odleh\u010den\u00edm hrotu jsou na profilov\u00e9m grafu potvrzeny jak velikost odleh\u010den\u00ed hrotu C_\u03b1, tak i po\u010d\u00e1te\u010dn\u00ed \u00fahel \u2013 graf ukazuje z\u00e1m\u011brnou kladnou odchylku v z\u00f3n\u011b hrotu, kter\u00e1 tvo\u0159\u00ed odleh\u010den\u00ed hrotu, a line\u00e1rn\u00ed oblast pod n\u00ed, kter\u00e1 potvrzuje nemodifikovanou evolventn\u00ed \u010d\u00e1st. Jako p\u0159\u00edm\u00fd <a style=\"color: #1a5276; text-decoration: underline;\" href=\"https:\/\/helicalcutgears.top\/cs\/\">v\u00fdrobce \u0161ikm\u00fdch ozuben\u00fdch kol<\/a>Analyz\u00e1tor ozuben\u00fdch kol od spole\u010dnosti Korea Ever-Power pou\u017e\u00edv\u00e1 kalibrovan\u00fd dotek s n\u00e1vaznost\u00ed na n\u00e1rodn\u00ed d\u00e9lkov\u00e9 standardy \u2013 a poskytuje tak v\u00fdsledky s n\u00e1vaznost\u00ed na po\u017eadavky normy ISO 1328-1. Prohl\u00e9dn\u011bte si <a style=\"color: #1a5276; text-decoration: underline;\" href=\"https:\/\/helicalcutgears.top\/cs\/product-category\/helical-gear\/\">sortiment \u0161ikm\u00fdch ozuben\u00fdch kol<\/a>.<\/p>\n<h2 style=\"font-size: clamp(18px,3vw,24px); color: #1a5276; border-bottom: 3px solid #e67e22; padding-bottom: 8px; margin: 40px 0 16px; font-weight: bold;\">\u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n<div style=\"border-bottom: 1px solid #e0e0e0; padding: 14px 0;\"><strong style=\"font-size: clamp(14px,2vw,17px); color: #1a5276; line-height: 1.85; margin-bottom: 7px; display: block;\">Pro\u010d analyz\u00e1tor ozuben\u00fdch kol n\u011bkdy ukazuje velkou hodnotu f_H\u03b1, i kdy\u017e jsou modul a po\u010det zub\u016f spr\u00e1vn\u00e9?<\/strong><\/p>\n<p style=\"font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.85; margin-bottom: 0;\">Velk\u00e1 f_H\u03b1 na <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> Analyz\u00e1tor ukazuje, \u017ee skute\u010dn\u00e9 boky zubu jsou systematicky sklon\u011bny vzhledem k teoretick\u00e9 evolventi \u2013 zub je efektivn\u011b \u0159ez\u00e1n nebo brou\u0161en pod m\u00edrn\u011b odli\u0161n\u00fdm \u00fahlem tlaku, ne\u017e je specifikov\u00e1no. Nej\u010dast\u011bj\u0161\u00ed p\u0159\u00ed\u010dina: \u00fahel orovn\u00e1v\u00e1n\u00ed brusn\u00e9ho kotou\u010de byl nastaven nespr\u00e1vn\u011b (o zlomek stupn\u011b), tak\u017ee ka\u017ed\u00fd zub byl brou\u0161en s m\u00edrn\u011b nespr\u00e1vn\u00fdm sklonem profilu. Dal\u0161\u00ed p\u0159\u00ed\u010diny: nastaven\u00ed \u201eevolventn\u00ed kinematiky\u201c brusky (parametr, kter\u00fd ur\u010duje, jak se brusn\u00fd kotou\u010d pohybuje vzhledem k ozuben\u00e9mu kolu za \u00fa\u010delem vytvo\u0159en\u00ed evolventy) bylo kalibrov\u00e1no s nespr\u00e1vn\u00fdm polom\u011brem z\u00e1kladn\u00ed kru\u017enice \u2013 k \u010demu\u017e doch\u00e1z\u00ed, pokud byl \u00fahel p\u0159\u00ed\u010dn\u00e9ho tlaku \u03b1_t zad\u00e1n jako \u00fahel norm\u00e1lov\u00e9ho tlaku \u03b1_n (b\u011b\u017en\u00e1 chyba pro <strong>\u0161ikm\u00e1 ozuben\u00e1 kola<\/strong>). Spole\u010dnost Korea Ever-Power ov\u011b\u0159uje vstup \u03b1_t (nikoli \u03b1_n) u v\u0161ech nastaven\u00ed brusek a zahrnuje f_H\u03b1 do kontroly p\u0159ed odesl\u00e1n\u00edm.<\/p>\n<\/div>\n<div style=\"border-bottom: 1px solid #e0e0e0; padding: 14px 0;\"><strong style=\"font-size: clamp(14px,2vw,17px); color: #1a5276; line-height: 1.85; margin-bottom: 7px; display: block;\">Koreluje odchylka profilu F\u03b1 p\u0159\u00edmo s chybou p\u0159enosu a \u0161umem?<\/strong><\/p>\n<p style=\"font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.85; margin-bottom: 0;\">Ano \u2014 F_\u03b1 je prim\u00e1rn\u00edm prediktorem chyby p\u0159enosu v <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> amplitudy chyby p\u0159enosu (TE) na s\u00ed\u0165ov\u00e9 frekvenci. P\u0159ibli\u017en\u011b: TE \u2248 F_\u03b1 \u00d7 (korekce tuhosti) \/ p\u00e1ry v kontaktu pro <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong>Pro \u03b5_\u03b3 = 2,0 (dva p\u00e1ry zub\u016f sd\u00edlej\u00edc\u00ed zat\u00ed\u017een\u00ed) je amplituda TE p\u0159ibli\u017en\u011b 0,35\u20130,5 \u00d7 F_\u03b1. Pro <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> s F_\u03b1 = 6 \u00b5m u t\u0159\u00eddy DIN 5: TE \u2248 2\u20133 \u00b5m \u2014 specifikace tiska\u0159sk\u00e9ho stroje (\u010dl\u00e1nek 59) vy\u017eaduje TE \u2264 3 \u00b5m, co\u017e potvrzuje, \u017ee t\u0159\u00edda DIN 5 je minim\u00e1ln\u011b dosta\u010duj\u00edc\u00ed. S F_\u03b1 = 22 \u00b5m u t\u0159\u00eddy DIN 7: TE \u2248 8\u201311 \u00b5m \u2014 t\u0159ikr\u00e1t a\u017e \u010dty\u0159ikr\u00e1t v\u00edce ne\u017e specifikace tiska\u0159sk\u00e9ho stroje, co\u017e potvrzuje, \u017ee odvalovan\u00e1 ocel t\u0159\u00eddy DIN 7 nen\u00ed dosta\u010duj\u00edc\u00ed pro p\u0159esn\u00e9 tiska\u0159sk\u00e9 aplikace.<\/p>\n<\/div>\n<div style=\"border-bottom: 1px solid #e0e0e0; padding: 14px 0;\"><strong style=\"font-size: clamp(14px,2vw,17px); color: #1a5276; line-height: 1.85; margin-bottom: 7px; display: block;\">Jak\u00fd je rozd\u00edl mezi vyhodnocovac\u00edm rozsahem L_\u03b1F a pou\u017eiteln\u00fdm evolventn\u00edm rozsahem?<\/strong><\/p>\n<p style=\"font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.85; margin-bottom: 0;\">Rozsah vyhodnocov\u00e1n\u00ed L_\u03b1F v analyz\u00e1toru ozuben\u00fdch kol je rozsah, ve kter\u00e9m se vypo\u010d\u00edt\u00e1vaj\u00ed hodnoty F_\u03b1, f_H\u03b1 a f_f \u2013 po\u010d\u00ednaje tvarovou kru\u017enic\u00ed d_F a kon\u010de 0,45\u20130,5 \u00d7 Mn pod \u0161pi\u010dkou d_a (na \u0161pi\u010dce je vylou\u010dena mal\u00e1 rezerva, proto\u017ee zkosen\u00ed nebo polom\u011br \u0161pi\u010dky vytv\u00e1\u0159\u00ed artefakt m\u011b\u0159en\u00ed). Pou\u017eiteln\u00fd rozsah evolventy je je\u0161t\u011b o n\u011bco u\u017e\u0161\u00ed \u2013 vylu\u010duje \u0161pi\u010dkov\u00e9 a ko\u0159enov\u00e9 z\u00f3ny, kde m\u016f\u017ee b\u00fdt odchylka profilu z\u00e1m\u011brn\u011b upravena odleh\u010den\u00edm \u0161pi\u010dky nebo zaoblen\u00edm ko\u0159ene. Pro <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> s parabolick\u00fdm odleh\u010den\u00edm hrotu: analyz\u00e1tor zobrazuje cel\u00fd rozsah vyhodnocen\u00ed v\u010detn\u011b z\u00f3ny odleh\u010den\u00ed hrotu; F_\u03b1 se vypo\u010d\u00edt\u00e1v\u00e1 pro cel\u00fd rozsah v\u010detn\u011b odchylky odleh\u010den\u00ed hrotu, ale f_H\u03b1 a f_f se vypo\u010d\u00edt\u00e1vaj\u00ed pro referen\u010dn\u00ed rozsah (bez oblasti odleh\u010den\u00ed hrotu), aby se kvalita nemodifikovan\u00e9 evolventy zobrazila odd\u011blen\u011b od z\u00e1m\u011brn\u00e9 modifikace hrotu.<\/p>\n<\/div>\n<div style=\"padding: 14px 0;\"><strong style=\"font-size: clamp(14px,2vw,17px); color: #1a5276; line-height: 1.85; margin-bottom: 7px; display: block;\">Lze p\u0159\u00edmo zm\u011b\u0159it pr\u016fm\u011br z\u00e1kladn\u00ed kru\u017enice d_b pro ov\u011b\u0159en\u00ed ozuben\u00e9ho kola?<\/strong><\/p>\n<p style=\"font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.85; margin-bottom: 0;\">Ne p\u0159\u00edmo \u2013 d_b je matematick\u00e1 konstrukce. Je ov\u011b\u0159ena v <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> nep\u0159\u00edmo m\u011b\u0159en\u00edm rozp\u011bt\u00ed W_k (kter\u00e9 m\u011b\u0159\u00ed d\u00e9lku te\u010dny z\u00e1kladny \u2013 veli\u010dinu odvozenou p\u0159\u00edmo z d_b) nebo m\u011b\u0159en\u00edm profilu analyz\u00e1torem ozuben\u00e9ho kola (kter\u00e9 propojuje teoretickou evolventu generovanou z d_b se skute\u010dn\u00fdm profilem). Pokud W_k odpov\u00edd\u00e1 vypo\u010d\u00edtan\u00e9 nomin\u00e1ln\u00ed hodnot\u011b v r\u00e1mci tolerance DIN 3967, pak <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> z\u00e1kladn\u00ed kru\u017enice je potvrzena spr\u00e1vnost. W_k mimo o\u010dek\u00e1van\u00fd rozsah na <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> indikuje nespr\u00e1vnou z\u00e1kladn\u00ed kru\u017enici \u2013 nespr\u00e1vn\u00fd modul, po\u010det zub\u016f, \u00fahel tlaku nebo posun profilu. Korea Ever-Power porovn\u00e1v\u00e1 W_k s ur\u010den\u00edm z\u00e1kladn\u00ed kru\u017enice analyz\u00e1toru ozuben\u00e9ho kola pro ka\u017ed\u00fd <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> v t\u0159\u00edd\u011b DIN 4\u20136.<\/p>\n<\/div>\n<div id=\"contact\" style=\"background: linear-gradient(135deg,#12243e 0%,#1c4a8a 100%); border-radius: 10px; padding: clamp(28px,5%,48px); margin: 48px 0 20px; text-align: center;\">\n<h2 style=\"font-size: clamp(20px,3vw,30px); color: #fff; font-weight: 800; margin: 0 0 12px;\">Kompletn\u00ed tabulka profil\u016f pro ka\u017edou objedn\u00e1vku \u0161ikm\u00e9ho ozuben\u00e9ho kola (DIN t\u0159\u00edda 5+)<\/h2>\n<p style=\"font-size: clamp(14px,2vw,16.5px); color: rgba(255,255,255,.78); max-width: 520px; margin: 0 auto 26px; line-height: 1.72;\">Spole\u010dnost Korea Ever-Power poskytuje pro ka\u017edou objedn\u00e1vku dle DIN t\u0159\u00eddy 5 a vy\u0161\u0161\u00ed profilov\u00fd graf analyz\u00e1toru ozuben\u00fdch kol (F\u03b1, fH\u03b1, ff \u2013 graf skute\u010dn\u00e9 odchylky plus tvarov\u00e1 kru\u017enice d_F a rozsah vyhodnocen\u00ed L_\u03b1F). V grafu je zobrazena odleh\u010den\u00ed hrotu a p\u0159ed odesl\u00e1n\u00edm je potvrzeno oproti specifikovan\u00e9 hodnot\u011b C_\u03b1.<\/p>\n<div style=\"display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; margin-bottom: 12px;\"><a style=\"display: inline-block; background: #e67e22; color: #fff; font-weight: bold; font-size: clamp(13px,1.8vw,15px); padding: 13px 28px; border-radius: 6px; text-decoration: none;\" href=\"#contact\">Vy\u017e\u00e1dat si vzorek m\u011b\u0159en\u00ed profilu<\/a><br \/>\n<a style=\"display: inline-block; background: transparent; color: #fff; font-weight: bold; font-size: clamp(13px,1.8vw,15px); padding: 13px 28px; border-radius: 6px; text-decoration: none; border: 2px solid rgba(255,255,255,.55);\" href=\"https:\/\/helicalcutgears.top\/cs\/product-category\/helical-gear\/\">Produktov\u00e1 \u0159ada \u0161ikm\u00fdch ozuben\u00fdch kol<\/a><\/div>\n<p style=\"font-size: clamp(12px,1.6vw,13.5px); color: rgba(255,255,255,.48); margin: 0;\">F\u03b1 \u00b7 fH\u03b1 \u00b7 ff profilov\u00e1 tabulka \u00b7 d_F zdokumentov\u00e1no \u00b7 \u03b1_t spr\u00e1vn\u011b aplikov\u00e1no \u00b7 Potvrzeno odleh\u010den\u00ed hrotu \u00b7 N\u00e1vaznost na ISO 1328-1 \u00b7 Norma DIN 5+<\/p>\n<\/div>\n<p>St\u0159iha\u010d: Cxm<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Profil evolventy \u0161ikm\u00e9ho ozuben\u00e9ho kola \u2013 z\u00e1kladn\u00ed kru\u017enice, aktivn\u00ed z\u00f3na a interpretace grafu analyz\u00e1toru ozuben\u00fdch kol Profil evolventy zubu \u0161ikm\u00e9ho ozuben\u00e9ho kola je p\u0159esn\u011b definovan\u00fd \u2013 nejedn\u00e1 se pouze o zak\u0159iven\u00fd tvar \u2013 jedn\u00e1 se o p\u0159esn\u011b definovanou geometrickou k\u0159ivku, jej\u00ed\u017e vlastnosti ur\u010duj\u00ed z\u00e1kladn\u00ed spr\u00e1vnost z\u00e1b\u011brov\u00e9ho p\u016fsoben\u00ed ozuben\u00e9ho kola. Pochopen\u00ed toho, kter\u00e1 \u010d\u00e1st [\u2026]<\/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":[3082],"tags":[],"class_list":["post-2413","post","type-post","status-publish","format-standard","hentry","category-helical-gears"],"_links":{"self":[{"href":"https:\/\/helicalcutgears.top\/cs\/wp-json\/wp\/v2\/posts\/2413","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/helicalcutgears.top\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/helicalcutgears.top\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/helicalcutgears.top\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/helicalcutgears.top\/cs\/wp-json\/wp\/v2\/comments?post=2413"}],"version-history":[{"count":2,"href":"https:\/\/helicalcutgears.top\/cs\/wp-json\/wp\/v2\/posts\/2413\/revisions"}],"predecessor-version":[{"id":2416,"href":"https:\/\/helicalcutgears.top\/cs\/wp-json\/wp\/v2\/posts\/2413\/revisions\/2416"}],"wp:attachment":[{"href":"https:\/\/helicalcutgears.top\/cs\/wp-json\/wp\/v2\/media?parent=2413"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/helicalcutgears.top\/cs\/wp-json\/wp\/v2\/categories?post=2413"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/helicalcutgears.top\/cs\/wp-json\/wp\/v2\/tags?post=2413"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}