{"id":2280,"date":"2026-06-23T07:09:47","date_gmt":"2026-06-23T07:09:47","guid":{"rendered":"https:\/\/helicalcutgears.top\/?p=2280"},"modified":"2026-06-23T07:09:47","modified_gmt":"2026-06-23T07:09:47","slug":"helical-gear-failure-analysis","status":"publish","type":"post","link":"https:\/\/helicalcutgears.top\/cs\/helical-gear-failure-analysis\/","title":{"rendered":"Anal\u00fdza selh\u00e1n\u00ed \u0161ikm\u00fdch ozuben\u00fdch kol \u2013 identifikace bodov\u00e9 koroze, od\u011bru, zlomen\u00ed zub\u016f a opot\u0159eben\u00ed"},"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: 320px; display: flex; align-items: center; background: url('https:\/\/helicalcutgears.top\/wp-content\/uploads\/2026\/04\/helical-gear-workshop-3.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) 50%,rgba(10,22,45,.28) 100%);\"><\/div>\n<div style=\"position: relative; z-index: 1; padding: clamp(28px,5%,52px); max-width: 620px;\">\n<h1 style=\"font-size: clamp(22px,3.8vw,40px); font-weight: 800; color: #fff; line-height: 1.18; margin: 0 0 14px;\">Anal\u00fdza selh\u00e1n\u00ed \u0161ikm\u00fdch ozuben\u00fdch kol \u2013 d\u016flkov\u00e1 koroze, od\u011br, lom zub\u016f a opot\u0159eben\u00ed<\/h1>\n<p style=\"font-size: clamp(14px,2vw,17px); color: rgba(255,255,255,.82); line-height: 1.85; margin-bottom: 14px; margin: 0 0 22px;\">Ka\u017ed\u00fd <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> Selh\u00e1n\u00ed zanech\u00e1v\u00e1 fyzick\u00e9 zn\u00e1mky v podob\u011b textury povrchu zubu, vzoru zlomu a m\u00edsta opot\u0159eben\u00ed. Spr\u00e1vn\u00e9 \u010dten\u00ed t\u011bchto zn\u00e1mek identifikuje hlavn\u00ed p\u0159\u00ed\u010dinu \u2013 a\u0165 u\u017e se jedn\u00e1 o poruchu maz\u00e1n\u00ed, p\u0159et\u00ed\u017een\u00ed, vadu materi\u00e1lu nebo nesouosost \u2013 a ur\u010duje, zda n\u00e1hradn\u00ed ozuben\u00e9 kolo vy\u017eaduje jinou specifikaci, v\u00fdm\u011bnu maz\u00e1n\u00ed nebo korekci souososti stroje.<\/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\">Odeslat vadn\u00e9 za\u0159\u00edzen\u00ed k anal\u00fdze \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;\">Pro\u010d je anal\u00fdza poruch d\u016fle\u017eit\u00e1 p\u0159ed objedn\u00e1n\u00edm n\u00e1hrady<\/h2>\n<p style=\"font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.85; margin-bottom: 14px;\">Instalace n\u00e1hrady <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> do p\u0159evodovky, kter\u00e1 selhala, bez p\u0159edchoz\u00ed diagnostiky p\u0159\u00ed\u010diny selh\u00e1n\u00ed t\u00e9m\u011b\u0159 zaru\u010duje opakovanou poruchu ve stejn\u00e9m nebo krat\u0161\u00edm servisn\u00edm intervalu. N\u00e1hradn\u00ed ozuben\u00e9 kolo je identick\u00e9 s origin\u00e1lem \u2013 pokud origin\u00e1l selhal po 18 m\u011bs\u00edc\u00edch kv\u016fli kontaminaci p\u0159evodov\u00e9ho oleje vodou, n\u00e1hradn\u00ed ozuben\u00e9 kolo sel\u017ee tak\u00e9 po 18 m\u011bs\u00edc\u00edch. Pokud origin\u00e1l selhal kv\u016fli nedostate\u010dn\u00e9 \u0161\u00ed\u0159ce \u010deln\u00ed plochy (\u03b5_\u03b2 &lt; 1) zp\u016fsobuj\u00edc\u00ed zat\u00ed\u017een\u00ed hran, srovnateln\u00e9 n\u00e1hradn\u00ed kolo sel\u017ee identicky. Spr\u00e1vn\u00e1 anal\u00fdza poruchy identifikuje, zda n\u00e1hradn\u00ed ozuben\u00e9 kolo pot\u0159ebuje jinou specifikaci, zda je nutn\u00e9 vym\u011bnit maz\u00e1n\u00ed, zda je nutn\u00e9 opravit t\u011bsn\u011bn\u00ed nebo zda je nutn\u00e9 p\u0159ed instalac\u00ed nov\u00e9ho ozuben\u00e9ho kola opravit probl\u00e9m se souosost\u00ed stroje.<\/p>\n<p style=\"font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.85; margin-bottom: 14px;\">Korea Ever-Power nab\u00edz\u00ed vedle reverzn\u00edho in\u017een\u00fdrstv\u00ed i slu\u017ebu anal\u00fdzy poruch: odes\u00edl\u00e1n\u00ed chybn\u00fdch <strong>ozuben\u00e9 kolo se spir\u00e1lov\u00fdm \u0159ezem<\/strong> pro vizu\u00e1ln\u00ed a metalografickou kontrolu a p\u0159ed objedn\u00e1n\u00edm n\u00e1hrady obdr\u017e\u00edte zpr\u00e1vu o poruchov\u00e9m re\u017eimu s p\u0159\u00ed\u010dinou poruchy a doporu\u010den\u00edm specifikace. Projd\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> pro specifikace n\u00e1hrady.<\/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;\">Korozivn\u00ed koroze \u2013 \u00fanava povrchu v d\u016fsledku kontaktu, nej\u010dast\u011bj\u0161\u00ed porucha \u0161ikm\u00e9ho ozuben\u00e9ho kola<\/h2>\n<p><img decoding=\"async\" style=\"max-width: 560px; 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\/Hard-Tooth-Flank-Helical-Gear.webp\" alt=\"\u0160roubovit\u00e9 ozuben\u00e9 kolo s tvrd\u00fdm bokem zubu vykazuj\u00edc\u00ed cementovan\u00fd povrch HRC 58-62, kter\u00fd odol\u00e1v\u00e1 d\u016flkov\u00fdm trhlin\u00e1m p\u0159i zachov\u00e1n\u00ed filmu EHL, ale iniciuje d\u016flkov\u00e9 trhliny, kdy\u017e se film rozpadne v kontaktn\u00ed z\u00f3n\u011b rozte\u010dn\u00e9 linie\" \/><\/p>\n<p style=\"font-size: 12.5px; color: #7f8c8d; text-align: center; margin: -14px 0 24px; font-style: italic;\">Tvrd\u00fd bok zubu cementovan\u00fd <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> \u2014 povrch s tvrdost\u00ed HRC 58\u201362 odol\u00e1v\u00e1 d\u016flkov\u00fdm tvorb\u011b, pokud je mazac\u00ed film dostate\u010dn\u00fd. D\u016flkov\u00e9 tvorb\u011b za\u010d\u00edn\u00e1 na linii rozte\u010de, kde je film EHL nejten\u010d\u00ed a kluzn\u00e1 rychlost nejni\u017e\u0161\u00ed, a v ran\u00fdch st\u00e1di\u00edch se obvykle projevuje jako mal\u00e9 polokulov\u00e9 kr\u00e1tery o pr\u016fm\u011bru 0,1\u20131,0 mm<\/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\u016flkov\u00e1 r\u00fdha: Vizu\u00e1ln\u00ed charakteristiky a um\u00edst\u011bn\u00ed<\/h3>\n<p style=\"font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.85; margin-bottom: 14px;\">D\u016flkov\u00e1 tvorba je \u00fanava povrchu \u2013 drobn\u00e9 trhlinky vznikaj\u00ed na povrchu boku zubu nebo t\u011bsn\u011b pod n\u00edm a \u0161\u00ed\u0159\u00ed se pod cyklick\u00fdm Hertzov\u00fdm kontaktn\u00edm nap\u011bt\u00edm, dokud se mal\u00fd fragment neodd\u011bl\u00ed a nezanech\u00e1 zhruba polokulov\u00fd kr\u00e1ter (\u201ed\u016flka\u201c). D\u016flkov\u00e1 tvorba v <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> m\u00e1 t\u0159i charakteristick\u00e9 rysy um\u00edst\u011bn\u00ed a vzhledu:<\/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>Um\u00edst\u011bn\u00ed:<\/strong> K d\u016flkov\u00e1n\u00ed doch\u00e1z\u00ed p\u0159ev\u00e1\u017en\u011b na nebo m\u00edrn\u011b pod \u010d\u00e1rou rozte\u010de \u2013 v m\u00edst\u011b na boku zubu, kde je vrstva EHL nejten\u010d\u00ed (nejni\u017e\u0161\u00ed kluzn\u00e1 rychlost, minim\u00e1ln\u00ed tlou\u0161\u0165ka vrstvy) a Hertzovo kontaktn\u00ed nap\u011bt\u00ed je nejvy\u0161\u0161\u00ed. V jednom <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong>, j\u00e1my se koncentruj\u00ed bl\u00edzko st\u0159edu \u0161\u00ed\u0159ky plochy, kde je kontaktn\u00ed vzor nejhust\u0161\u00ed; na jednom konci plochy, pokud odchylka stoup\u00e1n\u00ed (nespr\u00e1vn\u00e9 zarovn\u00e1n\u00ed) zp\u016fsobuje zat\u00ed\u017een\u00ed hrany.<\/li>\n<li style=\"margin-bottom: 8px;\"><strong>Postup:<\/strong> Po\u010d\u00e1te\u010dn\u00ed d\u016flky (o pr\u016fm\u011bru 0,1\u20130,3 mm) maj\u00ed polokulov\u00fd tvar s hladk\u00fdm povrchem v d\u016fsledku \u0161\u00ed\u0159en\u00ed \u00fanavov\u00e9 trhliny. S pokra\u010duj\u00edc\u00edm d\u016flkov\u00e1n\u00edm se sousedn\u00ed d\u016flky shlukuj\u00ed do odlupov\u00e1n\u00ed \u2013 v\u011bt\u0161\u00edch, nepravideln\u00fdch kr\u00e1ter\u016f s drsn\u011bj\u0161\u00edm povrchem. Odlupov\u00e1n\u00ed se po zah\u00e1jen\u00ed rychle zrychluje, proto\u017ee drsn\u00e1 odlupuj\u00edc\u00ed oblast naru\u0161uje EHL film sousedn\u00edch zub\u016f.<\/li>\n<li style=\"margin-bottom: 0;\"><strong>Rozli\u0161ov\u00e1n\u00ed progresivn\u00edho a destruktivn\u00edho pittingu:<\/strong> Postupn\u00e9 (p\u0159ijateln\u00e9) d\u016flkov\u00e9 koroze vytv\u00e1\u0159\u00ed korozi, kter\u00e1 se po po\u010d\u00e1te\u010dn\u00ed dob\u011b z\u00e1b\u011bhu zastav\u00ed \u2013 drsn\u00fd povrch p\u0159erozd\u011bl\u00ed zat\u00ed\u017een\u00ed do m\u00edrn\u011b \u0161ir\u0161\u00ed kontaktn\u00ed z\u00f3ny a film EHL se obnov\u00ed. Destruktivn\u00ed d\u016flkov\u00e1 koroze se d\u00e1le \u0161\u00ed\u0159\u00ed a odlupuj\u00edc\u00ed se oblasti rostou. Pokud d\u016flkov\u00e1 koroze p\u0159i dal\u0161\u00ed kontrole st\u00e1le roste, nezastav\u00ed se bez zm\u011bny hlavn\u00ed p\u0159\u00ed\u010diny.<\/li>\n<\/ul>\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;\">Z\u00e1kladn\u00ed p\u0159\u00ed\u010diny d\u016flkov\u00e9 koroze v \u0161ikm\u00fdch ozuben\u00fdch kolech<\/h3>\n<div style=\"overflow-x: auto; width: 100%; margin: 18px 0;\">\n<table style=\"width: 100%; border-collapse: collapse; min-width: 480px;\">\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);\">Hlavn\u00ed p\u0159\u00ed\u010dina<\/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);\">Mechanismus<\/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);\">Diagnostick\u00e9 d\u016fkazy<\/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);\">Prevence<\/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;\">P\u0159\u00edli\u0161 tenk\u00fd film maziva (\u03bb &lt; 1,0)<\/td>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Kontaktn\u00ed nerovnosti p\u0159ekra\u010duj\u00ed mez \u00fanavy materi\u00e1lu; trhliny vznikaj\u00ed na povrchov\u00fdch nerovnostech<\/td>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">D\u016flky koncentrovan\u00e9 na \u010d\u00e1\u0159e rozte\u010de; vzorek oleje vykazuje vysok\u00fd po\u010det \u010d\u00e1stic, ale norm\u00e1ln\u00ed chemick\u00e9 slo\u017een\u00ed<\/td>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Zvy\u0161te viskozitu oleje; zkontrolujte teplotu oleje; p\u0159ejd\u011bte na syntetick\u00fd PAO<\/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;\">P\u0159et\u00ed\u017een\u00ed (F_t p\u0159ekra\u010duje n\u00e1vrhovou hodnotu)<\/td>\n<td style=\"background: #fff; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Kontaktn\u00ed nap\u011bt\u00ed \u03c3_H p\u0159ekra\u010duje \u03c3_H lim; \u00fanavov\u00e1 \u017eivotnost se rychle spot\u0159ebov\u00e1v\u00e1<\/td>\n<td style=\"background: #fff; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Koroze po cel\u00e9 \u0161\u00ed\u0159ce plochy; rovnom\u011brn\u011b rozlo\u017een\u00e1; \u017e\u00e1dn\u00e1 koncentrace na hran\u00e1ch<\/td>\n<td style=\"background: #fff; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Sn\u00ed\u017een\u00ed p\u0159en\u00e1\u0161en\u00e9ho zat\u00ed\u017een\u00ed; zv\u011bt\u0161en\u00ed velikosti ozuben\u00e9ho kola (modul, \u0161\u00ed\u0159ka \u010deln\u00ed plochy); vy\u0161\u0161\u00ed jakost materi\u00e1lu<\/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;\">Zat\u00ed\u017een\u00ed hran v d\u016fsledku nesouososti<\/td>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Kontakt koncentrovan\u00fd na jednom \u010deln\u00edm konci; lok\u00e1ln\u00ed nap\u011bt\u00ed p\u0159ekra\u010duje \u03c3_H lim<\/td>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Koroze koncentrovan\u00e1 na jedn\u00e9 hran\u011b \u010deln\u00ed plochy; prot\u011bj\u0161\u00ed hrana \u010dist\u00e1; odchylka stoup\u00e1n\u00ed potvrzena analyz\u00e1torem<\/td>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Znovu se\u0159i\u010fte h\u0159\u00eddel nebo sk\u0159\u00ed\u0148; uve\u010fte vyklenut\u00ed osazen\u00ed na n\u00e1hradn\u00edm ozuben\u00e9m kole<\/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;\">Voda nebo kontaminant v oleji<\/td>\n<td style=\"background: #fff; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Voda emulguje olej; film EHL se hrout\u00ed; korozn\u00ed \u00fanava urychluje \u0161\u00ed\u0159en\u00ed trhlin<\/td>\n<td style=\"background: #fff; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">D\u016flky s rzav\u00fdmi skvrnami; vzorek oleje vykazuje obsah vody nad 0,11 TP3T; b\u00edl\u00e1 emulze v olejov\u00e9 n\u00e1plni<\/td>\n<td style=\"background: #fff; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Oprava t\u011bsn\u011bn\u00ed, kter\u00e9 umo\u017e\u0148uje vniknut\u00ed vody; v\u00fdm\u011bna oleje; vylep\u0161en\u00ed konstrukce odvzdu\u0161\u0148ova\u010de<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\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;\">Mikrokorozn\u00ed d\u016flkov\u00e1 tvorba \u2013 jemnom\u011b\u0159\u00edtkov\u00e1 \u00fanava p\u0159edch\u00e1zej\u00edc\u00ed \u00fapln\u00e9 korozn\u00ed d\u016flkov\u00e9 tvorb\u011b<\/h2>\n<p style=\"font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.85; margin-bottom: 14px;\">Mikrokorozn\u00ed d\u016flkov\u00e1 d\u016flka (v r\u016fzn\u00fdch pr\u016fmyslov\u00fdch norm\u00e1ch naz\u00fdvan\u00e1 tak\u00e9 \u0161ed\u00e9 skvrny, oj\u00edn\u011bn\u00ed nebo korozn\u00ed \u00fanava) je jemnozrnn\u00fd zp\u016fsob po\u0161kozen\u00ed povrchu, kter\u00fd v mnoha p\u0159\u00edpadech p\u0159edch\u00e1z\u00ed \u00fapln\u00e9 korozn\u00ed d\u016flkov\u00e9 ... <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> selh\u00e1n\u00ed. Mikrod\u016flky jsou kr\u00e1tery o pr\u016fm\u011bru 10\u2013100 \u00b5m \u2013 p\u0159\u00edli\u0161 mal\u00e9 na to, aby byly viditeln\u00e9 jednotliv\u011b pouh\u00fdm okem, ale vytv\u00e1\u0159ej\u00ed charakteristick\u00fd matn\u011b \u0161ed\u00fd vzhled na boku zubu v oblasti rozte\u010dn\u00e9 \u010d\u00e1ry. Pod optick\u00fdm mikroskopem \u00d720 nebo SEM ukazuje z\u00f3na mikrod\u016flk\u016f hustou \u0159adu drobn\u00fdch kr\u00e1ter\u016f s hranami, jasn\u011b odli\u0161n\u00fdch od le\u0161t\u011bn\u00e9ho p\u0159ilehl\u00e9ho povrchu.<\/p>\n<p style=\"font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.85; margin-bottom: 14px;\">Mikrod\u016flky se tvo\u0159\u00ed, kdy\u017e je specifick\u00fd pom\u011br tlou\u0161\u0165ky filmu \u03bb v rozmez\u00ed 0,4\u20131,0 \u2013 jde o re\u017eim sm\u00ed\u0161en\u00e9ho maz\u00e1n\u00ed, kde doch\u00e1z\u00ed k ob\u010dasn\u00e9mu kontaktu s drsnost\u00ed, ale pln\u00fd kontakt kov-kov se je\u0161t\u011b nevyvinul. Mikrod\u016flky se postupn\u011b sl\u00e9vaj\u00ed a prohlubuj\u00ed a po typicky 10\u2077\u201310\u2078 kontaktn\u00edch cyklech p\u0159ech\u00e1zej\u00ed do makrod\u016flk\u016f. Mikrod\u016flky jsou obzvl\u00e1\u0161t\u011b \u010dast\u00e9 u brou\u0161en\u00fdch materi\u00e1l\u016f. <strong>\u0161ikm\u00e1 ozuben\u00e1 kola<\/strong> b\u011bhem prvn\u00edch 200\u2013500 hodin provozu (z\u00e1b\u011bhu), po kter\u00e9m se drsnost povrchu sn\u00ed\u017e\u00ed, film EHL se obnov\u00ed a mikrokoroze se zastav\u00ed. Pokud mikrokoroze pokra\u010duje i po uplynut\u00ed doby z\u00e1b\u011bhu, nazna\u010duje to nevhodn\u00e9 mazivo pro dan\u00e9 provozn\u00ed podm\u00ednky.<\/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;\">Od\u011brky (Hodnocen\u00ed) \u2014 Katastrofick\u00fd filmov\u00fd rozklad<\/h2>\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;\">Od\u011brky: Vizu\u00e1ln\u00ed charakteristiky a rychl\u00fd postup<\/h3>\n<p style=\"font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.85; margin-bottom: 14px;\">Od\u011br je mechanismus adhezn\u00edho opot\u0159eben\u00ed v <strong>\u0161ikm\u00e1 ozuben\u00e1 kola<\/strong> k \u010demu\u017e doch\u00e1z\u00ed, kdy\u017e se film EHL zcela zhrout\u00ed a boky zub\u016f se sva\u0159\u00ed v m\u00edst\u011b nerovn\u00fdch kontakt\u016f pod teplotou blesku generovanou kluzem. Svary se trhaj\u00ed, kdy\u017e se povrchy zub\u016f pohybuj\u00ed v\u016f\u010di sob\u011b navz\u00e1jem, \u010d\u00edm\u017e vznikaj\u00ed charakteristick\u00e9 line\u00e1rn\u00ed r\u00fdhy ve sm\u011bru kluzu nap\u0159\u00ed\u010d bokem zubu. Od\u00edr\u00e1n\u00ed v <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> se objevuje jako:<\/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>Um\u00edst\u011bn\u00ed:<\/strong> \u0160pi\u010dka zubu a ko\u0159en zubu (kde je kluzn\u00e1 rychlost nejvy\u0161\u0161\u00ed a vrstva EHL je nejten\u010d\u00ed). Samotn\u00e1 rozte\u010dn\u00e1 \u010d\u00e1ra je obvykle bez od\u011bru, proto\u017ee kluzn\u00e1 rychlost je v tomto bod\u011b nulov\u00e1. Tento charakteristick\u00fd vzorec um\u00edst\u011bn\u00ed odli\u0161uje od\u011br od d\u016flkov\u00e9 koroze.<\/li>\n<li style=\"margin-bottom: 8px;\"><strong>Vzhled:<\/strong> Nepravideln\u00fd, drsn\u00fd povrch se sm\u011brov\u00fdmi vrypy ve sm\u011bru kluzu. Povrch se jev\u00ed sp\u00ed\u0161e roztrhan\u00fd ne\u017e hladce d\u016flkov\u00fd. P\u0159enos materi\u00e1lu z jednoho ozuben\u00e9ho kola na druh\u00e9 je \u010dasto viditeln\u00fd \u2013 sv\u011btl\u00e9 kovov\u00e9 p\u0159enosov\u00e9 skvrny na povrchu jednoho zubu, odpov\u00eddaj\u00edc\u00ed tmav\u00e9 od\u011brkov\u00e9 z\u00f3ny na dosedac\u00ed plo\u0161e.<\/li>\n<li style=\"margin-bottom: 0;\"><strong>Postup:<\/strong> Od\u011br je rychl\u00fd a katastrof\u00e1ln\u00ed. Jakmile k n\u011bmu dojde, drsn\u00fd od\u0159en\u00fd povrch zni\u010d\u00ed vrstvu EHL na v\u0161ech n\u00e1sledn\u00fdch kontaktech zub\u016f, co\u017e urychl\u00ed od\u011br po cel\u00e9 plo\u0161e zubu b\u011bhem n\u011bkolika hodin. Neexistuje \u017e\u00e1dn\u00e1 \u201etolerovateln\u00e1\u201c \u00farove\u0148 od\u011bru \u2013 jak\u00fdkoli n\u00e1znak r\u00fdhov\u00e1n\u00ed vy\u017eaduje okam\u017eit\u00e9 zastaven\u00ed stroje a v\u00fdm\u011bnu ozuben\u00e9ho kola.<\/li>\n<\/ul>\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;\">Z\u00e1kladn\u00ed p\u0159\u00ed\u010diny a prevence<\/h3>\n<p style=\"font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.85; margin-bottom: 14px;\">K od\u00edr\u00e1n\u00ed doch\u00e1z\u00ed, kdy\u017e teplota boku zubu p\u0159ekro\u010d\u00ed kritickou hodnotu, p\u0159i kter\u00e9 se ji\u017e nem\u016f\u017ee tvo\u0159it mazac\u00ed film. P\u0159isp\u00edvaj\u00edc\u00ed faktory: nespr\u00e1vn\u00fd stupe\u0148 viskozity maziva (p\u0159\u00edli\u0161 n\u00edzk\u00e1 pro provozn\u00ed ot\u00e1\u010dky), p\u0159evodov\u00fd olej p\u0159i vysok\u00e9 teplot\u011b (nad 90 \u00b0C v olejov\u00e9 van\u011b), nedostate\u010dn\u00fd obsah EP aditiv pro specifick\u00fd p\u00e1r materi\u00e1l\u016f zub\u016f ozuben\u00e9ho kola, velmi vysok\u00e1 rychlost na ose zub\u016f v kombinaci s nedostate\u010dn\u00fdm pr\u016ftokem oleje do z\u00e1b\u011bru a nedostate\u010dn\u00fd z\u00e1b\u011bh (nov\u00e1 ozuben\u00e1 kola p\u0159i pln\u00e9m zat\u00ed\u017een\u00ed od studen\u00e9ho startu). Prevence: pou\u017e\u00edvejte spr\u00e1vn\u011b specifikovan\u00fd stupe\u0148 oleje s ov\u011b\u0159en\u00fdm obsahem EP aditiv (potvrzeno zkou\u0161kou od\u00edr\u00e1n\u00ed FZG stupe\u0148 \u2265 12); zajist\u011bte dostate\u010dn\u00fd pr\u016ftok oleje; dodr\u017eujte postup z\u00e1b\u011bhu v\u00fdrobce pro nov\u00e1 ozuben\u00e1 kola; u vysokorychlostn\u00edch aplikac\u00ed nad 25 m\/s nep\u0159etr\u017eit\u011b sledujte teplotu olejov\u00e9 vany.<\/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;\">Zlomenina ko\u0159ene zubu \u2013 \u00fanava z ohybu vs. zlomenina n\u00e1razem<\/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\/single-Helical-Gear-and-Double-Helical-Gear-2.webp\" alt=\"Porovn\u00e1n\u00ed spir\u00e1lov\u00fdch ozuben\u00fdch kol zn\u00e1zor\u0148uj\u00edc\u00ed geometrii paty zubu, kde vznikaj\u00ed \u00fanavov\u00e9 lomy v ohybu a rozd\u00edl mezi postupn\u00fdmi \u00fanavov\u00fdmi trhlinami z cyklick\u00e9ho zat\u00ed\u017een\u00ed a k\u0159ehk\u00fdmi lomy zp\u016fsoben\u00fdmi n\u00e1razem\" \/><\/p>\n<p style=\"font-size: 12.5px; color: #7f8c8d; text-align: center; margin: -14px 0 24px; font-style: italic;\">Geometrie ko\u0159ene zubu \u2013 lomy za\u010d\u00ednaj\u00ed v bod\u011b nejvy\u0161\u0161\u00edho ohybov\u00e9ho nap\u011bt\u00ed v zaoblen\u00ed ko\u0159ene. \u00danavov\u00fd lom v ohybu vykazuje postupnou z\u00f3nu r\u016fstu trhliny ve tvaru pl\u00e1\u017eov\u00fdch zn\u00e1mek; lom n\u00e1razem vykazuje \u010dist\u00fd k\u0159ehk\u00fd lomov\u00fd povrch bez pl\u00e1\u017eov\u00fdch zn\u00e1mek.<\/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;\">Lom z \u00fanavy v ohybu \u2013 postupn\u00fd r\u016fst trhliny<\/h3>\n<p style=\"font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.85; margin-bottom: 14px;\">Lom z \u00fanavy v ohybu <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> Zub za\u010d\u00edn\u00e1 na tahov\u00e9 stran\u011b zaoblen\u00ed ko\u0159ene zubu (strana, ze kter\u00e9 se zub pod zat\u00ed\u017een\u00edm oh\u00fdb\u00e1) a s ka\u017ed\u00fdm zat\u011b\u017eovac\u00edm cyklem se postupn\u011b \u0161\u00ed\u0159\u00ed. Lomov\u00e1 plocha m\u00e1 charakteristick\u00e9 \u201epl\u00e1\u017eov\u00e9 stopy\u201c \u2013 soust\u0159edn\u00e9 zak\u0159iven\u00e9 \u010d\u00e1ry viditeln\u00e9 pouh\u00fdm okem, kter\u00e9 ozna\u010duj\u00ed polohu \u010dela trhliny v r\u016fzn\u00fdch f\u00e1z\u00edch \u0161\u00ed\u0159en\u00ed. Z\u00f3na r\u016fstu trhliny je obvykle hladk\u00e1 a konk\u00e1vn\u00ed; kone\u010dn\u00e1 lomov\u00e1 z\u00f3na (kde zb\u00fdvaj\u00edc\u00ed pr\u016f\u0159ez zubu nebyl dostate\u010dn\u00fd k unesen\u00ed zat\u00ed\u017een\u00ed a okam\u017eit\u011b se zlomil) je drsn\u00e1 a m\u016f\u017ee vykazovat \u0161\u00edpov\u00e9 stopy nebo \u0159\u00ed\u010dn\u00ed linie ozna\u010duj\u00edc\u00ed sm\u011br kone\u010dn\u00e9ho \u0161\u00ed\u0159en\u00ed lomu. Pl\u00e1\u017eov\u00e9 stopy jednozna\u010dn\u011b identifikuj\u00ed \u00fanavov\u00fd lom \u2013 jsou p\u0159\u00edtomny u \u00fanavov\u00fdch lom\u016f a chyb\u00ed u impaktn\u00edch lom\u016f.<\/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;\">Zlomenina n\u00e1razem \u2013 jednor\u00e1zov\u00e9 p\u0159et\u00ed\u017een\u00ed<\/h3>\n<p style=\"font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.85; margin-bottom: 14px;\">Zlomenina zp\u016fsoben\u00e1 n\u00e1razem v <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> K lomu zubu doch\u00e1z\u00ed, kdy\u017e jednor\u00e1zov\u00e9 zat\u00ed\u017een\u00ed p\u0159ekro\u010d\u00ed mez pevnosti v ohybu zubu \u2013 obvykle se jedn\u00e1 o vstupn\u00ed r\u00e1z (z\u00e1kus v\u00e1lcovac\u00ed stolice, z\u00e1kus drti\u010de), \u00fader hydraulick\u00fdm kladivem nebo p\u00e1d zat\u00ed\u017een\u00ed. Lomov\u00e1 plocha je rovnom\u011brn\u011b drsn\u00e1 bez otisk\u016f trhlin; \u0161\u00edpov\u00e9 vzory na lomov\u00e9 plo\u0161e nazna\u010duj\u00ed sm\u011br \u0161\u00ed\u0159en\u00ed trhliny od ko\u0159enov\u00e9ho zaoblen\u00ed. R\u00e1zov\u00fd lom je \u010dast\u011bj\u0161\u00ed u induk\u010dn\u011b kalen\u00fdch ozuben\u00fdch kol (kde m\u011blk\u00e1 kalen\u00e1 z\u00f3na nad hou\u017eevnat\u00fdm j\u00e1drem dok\u00e1\u017ee absorbovat v\u011bt\u0161inu r\u00e1zov\u00fdch zat\u00ed\u017een\u00ed) ne\u017e u cementovan\u00fdch ozuben\u00fdch kol (kde hranice mezi pouzdrem a j\u00e1drem vytv\u00e1\u0159\u00ed potenci\u00e1ln\u00ed koncentraci nap\u011bt\u00ed p\u0159i n\u00e1razu).<\/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;\">Abrazivn\u00ed opot\u0159eben\u00ed \u2013 po\u0161kozen\u00ed povrchu ozuben\u00e9ho kola v d\u016fsledku kontaminace olejem<\/h2>\n<p style=\"font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.85; margin-bottom: 14px;\">Abrazivn\u00ed opot\u0159eben\u00ed v <strong>\u0161ikm\u00e1 ozuben\u00e1 kola<\/strong> Rovnom\u011brn\u011b odstra\u0148uje materi\u00e1l z bok\u016f zubu \u2013 jak z adendu, tak z dedendu, nikoliv koncentrovan\u00fd v oblasti rozte\u010de zub\u016f jako u d\u016flkov\u00e9 koroze \u2013 \u0159ezn\u00fdm a dr\u00e1\u017ekovac\u00edm p\u016fsoben\u00edm tvrd\u00fdch \u010d\u00e1stic suspendovan\u00fdch v p\u0159evodov\u00e9m oleji. Opot\u0159ebovan\u00e9 povrchy vykazuj\u00ed sm\u011brov\u00e9 \u0161kr\u00e1bance ve sm\u011bru kluzu a profil zubu se postupn\u011b odchyluje od p\u016fvodn\u00ed evolventy, jak je materi\u00e1l neust\u00e1le odstra\u0148ov\u00e1n. Zpr\u00e1va analyz\u00e1toru ozuben\u00e9ho kola opot\u0159ebovan\u00e9ho ozuben\u00e9ho kola ukazuje rostouc\u00ed odchylku profilu v pr\u016fb\u011bhu n\u00e1sledn\u00fdch kontrol.<\/p>\n<div style=\"background: #fff8e6; border-left: 4px solid #e67e22; 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>Rozli\u0161ov\u00e1n\u00ed abrazivn\u00edho opot\u0159eben\u00ed od d\u016flkov\u00e9 koroze v <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong>:<\/strong> Abrazivn\u00ed opot\u0159eben\u00ed ovliv\u0148uje celou v\u00fd\u0161ku zubu (od \u0161pi\u010dky ke ko\u0159eni) se sm\u011brov\u00fdmi \u0161kr\u00e1banci prob\u00edhaj\u00edc\u00edmi ve sm\u011bru kluzu; d\u016flkov\u00e1 r\u00fdha se koncentruje na linii zubu s polokulov\u00fdmi kr\u00e1tery. Vzorek oleje z <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> Pohon sd\u011bluje diagn\u00f3zu: abrazivn\u00ed opot\u0159eben\u00ed zp\u016fsobuje zv\u00fd\u0161en\u00fd po\u010det \u010d\u00e1stic ISO p\u0159i mal\u00fdch velikostech \u010d\u00e1stic (5\u201315 \u00b5m); d\u016flkov\u00e1 koroze vytv\u00e1\u0159\u00ed v\u011bt\u0161\u00ed \u010d\u00e1stice (20\u2013100 \u00b5m), kter\u00e9 spou\u0161t\u011bj\u00ed prahov\u00e9 alarmy ferografick\u00e9ho analyz\u00e1toru.<\/div>\n<p style=\"font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.85; margin-bottom: 14px;\">Pro <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> Pohony v pra\u0161n\u00e9m prost\u0159ed\u00ed: udr\u017eujte t\u0159\u00eddu \u010distoty ISO na \u00farovni ISO 16\/14\/11 nebo ni\u017e\u0161\u00ed (podle ISO 4406) pravidelnou filtrac\u00ed oleje (plnopr\u016ftokov\u00fd filtr s absolutn\u00ed jemnost\u00ed 10 \u00b5m) a odb\u011brem vzork\u016f oleje. V t\u011b\u017eebn\u00edm a venkovn\u00edm prost\u0159ed\u00ed, kde je obt\u00ed\u017en\u00e9 udr\u017eet integritu t\u011bsn\u011bn\u00ed, zvy\u0161te frekvenci filtrace a odb\u011bru vzork\u016f oleje \u2013 u kritick\u00fdch pohon\u016f m\u011bs\u00ed\u010dn\u011b, u standardn\u00edch pohon\u016f \u010dtvrtletn\u011b.<\/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;\">Stru\u010dn\u00fd p\u0159ehled diagnostiky poruchov\u00fdch re\u017eim\u016f<\/h2>\n<div style=\"overflow-x: auto; width: 100%; margin: 18px 0;\">\n<table style=\"width: 100%; border-collapse: collapse; min-width: 540px;\">\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);\">Co vid\u00edte<\/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);\">Kde na zubu<\/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);\">Re\u017eim selh\u00e1n\u00ed<\/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);\">Nejpravd\u011bpodobn\u011bj\u0161\u00ed p\u0159\u00ed\u010dina<\/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;\">Polokulov\u00e9 kr\u00e1tery, 0,1\u20132 mm<\/td>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Rozte\u010dov\u00e1 \u010d\u00e1ra, st\u0159ed \u010dela<\/td>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Korozivn\u00ed d\u016flky (kontaktn\u00ed \u00fanava)<\/td>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">P\u0159\u00edli\u0161 tenk\u00e1 vrstva EHL; p\u0159et\u00ed\u017een\u00ed; nedostate\u010dn\u00fd \u03c3_H limit<\/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;\">Polokulov\u00e9 kr\u00e1tery, pouze okraje st\u011bny<\/td>\n<td style=\"background: #fff; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Rozte\u010dn\u00e1 \u010d\u00e1ra, jeden \u010deln\u00ed konec<\/td>\n<td style=\"background: #fff; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">D\u016flkov\u00e1 r\u00fdha od okrajov\u00e9ho zat\u00ed\u017een\u00ed<\/td>\n<td style=\"background: #fff; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Nespr\u00e1vn\u00e9 usazen\u00ed h\u0159\u00eddele; nadm\u011brn\u00e1 odchylka stoup\u00e1n\u00ed; \u017e\u00e1dn\u00e9 zaoblen\u00ed stoup\u00e1n\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;\">Matn\u011b \u0161ed\u00e9, jemn\u00e9 kr\u00e1tery<\/td>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Rozte\u010d linie sahaj\u00edc\u00ed sm\u011brem ke \u0161pi\u010dce a ko\u0159eni<\/td>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Mikrokorozn\u00ed tk\u00e1\u0148 (\u0161ed\u00e9 zbarven\u00ed)<\/td>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">\u03bb = 0,4\u20131,0; nedostate\u010dn\u00e1 viskozita oleje nebo nedostate\u010dn\u00fd soubor aditiv<\/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;\">Sm\u011brov\u00e9 r\u00fdhov\u00e1n\u00ed, p\u0159enesen\u00fd kov<\/td>\n<td style=\"background: #fff; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">\u0160pi\u010dka a ko\u0159en zubu<\/td>\n<td style=\"background: #fff; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Od\u011br (opot\u0159eben\u00ed lepidlem)<\/td>\n<td style=\"background: #fff; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Rozpad olejov\u00e9ho filmu; p\u0159eh\u0159\u00e1t\u00ed oleje; nedostatek EP aditiva<\/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;\">Zlomenina se stopami po pl\u00e1\u017ei<\/td>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Ko\u0159enov\u00fd filet, tahov\u00e1 strana<\/td>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Ohybov\u00fd \u00fanavov\u00fd lom<\/td>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">P\u0159et\u00ed\u017een\u00ed; nedostate\u010dn\u00e1 pevnost v tahu; mal\u00fd polom\u011br zaoblen\u00ed ko\u0159ene; vada materi\u00e1lu<\/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;\">Zlom bez stop po pl\u00e1\u017ei, drsn\u00fd<\/td>\n<td style=\"background: #fff; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Ko\u0159enov\u00fd filet, pln\u00fd pr\u016f\u0159ez<\/td>\n<td style=\"background: #fff; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Zlomenina p\u0159i n\u00e1razu<\/td>\n<td style=\"background: #fff; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Jednor\u00e1zov\u00e9 p\u0159et\u00ed\u017een\u00ed; r\u00e1zov\u00fd n\u00e1raz nad mez pevnosti zubu v tahu<\/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;\">Rovnom\u011brn\u00e9 sm\u011brov\u00e9 \u0161kr\u00e1b\u00e1n\u00ed, pln\u00e1 v\u00fd\u0161ka zubu<\/td>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">P\u0159\u00eddavek a odstup rovnom\u011brn\u011b<\/td>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Abrazivn\u00ed opot\u0159eben\u00ed<\/td>\n<td style=\"background: #f2f3f4; padding: 8px 12px; border: 1px solid #d5d8dc; font-size: clamp(13px,1.5vw,15px);\">Tvrd\u00e9 \u010d\u00e1stice v oleji; vadn\u00fd filtr; poru\u0161en\u00ed t\u011bsn\u011bn\u00ed umo\u017e\u0148uj\u00edc\u00ed kontaminaci<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\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;\">Kdy\u017e n\u00e1hradn\u00ed \u0161ikm\u00e9 ozuben\u00e9 kolo vy\u017eaduje jinou specifikaci<\/h2>\n<p style=\"font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.85; margin-bottom: 14px;\">Zp\u016fsob selh\u00e1n\u00ed origin\u00e1lu <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> p\u0159\u00edmo ur\u010duje, zda n\u00e1hrada vy\u017eaduje zm\u011bnu specifikace. T\u0159i re\u017eimy selh\u00e1n\u00ed t\u00e9m\u011b\u0159 v\u017edy vy\u017eaduj\u00ed aktualizaci specifikace sp\u00ed\u0161e ne\u017e n\u00e1hradu za podobn\u00fd produkt:<\/p>\n<div style=\"display: grid; grid-template-columns: repeat(auto-fit,minmax(250px,1fr)); gap: 13px; 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;\">D\u016flkov\u00e1 r\u00fdha s okrajov\u00fdm zat\u00ed\u017een\u00edm<\/strong><\/p>\n<p style=\"font-size: clamp(13px,1.7vw,14px); color: #2c3e50; line-height: 1.68; margin: 0;\">Nahrazen\u00ed <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> by m\u011bl specifikovat zaoblen\u00ed v\u00fdvod\u016f (5\u201315 \u00b5m), aby se kontakt vr\u00e1til zp\u011bt do st\u0159edu \u010deln\u00ed plochy p\u0159i vych\u00fdlen\u00ed h\u0159\u00eddele. N\u00e1hrada s ploch\u00fdmi v\u00fdvody stejn\u00e9 velikosti bude m\u00edt zat\u011b\u017eov\u00e1n\u00ed hran a korozi stejnou rychlost\u00ed jako origin\u00e1l.<\/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;\">Lom v ohybu p\u0159i vysok\u00e9m pracovn\u00edm cyklu<\/strong><\/p>\n<p style=\"font-size: clamp(13px,1.7vw,14px); color: #2c3e50; line-height: 1.68; margin: 0;\">Nahrazen\u00ed <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> by se m\u011bla upgradovat materi\u00e1lov\u00e1 t\u0159\u00edda: z m\u011bkk\u00e9ho boku (45# QT) na cementovanou jakost (20CrMnTi) nebo z induk\u010dn\u011b kalen\u00e9 (42CrMo) na pln\u011b cementovanou. Srovnateln\u00e1 n\u00e1hrada m\u00e1 stejnou mez \u00fanavy v ohybu a bude se l\u00e1mat p\u0159i stejn\u00e9m servisn\u00edm intervalu.<\/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;\">Od\u011brky bez jin\u00e9ho po\u0161kozen\u00ed<\/strong><\/p>\n<p style=\"font-size: clamp(13px,1.7vw,14px); color: #2c3e50; line-height: 1.68; margin: 0;\">Podobn\u00e9 <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> V\u00fdm\u011bna v kombinaci se spr\u00e1vn\u00fdm stupn\u011bm viskozity oleje a postupem z\u00e1b\u011bhu obvykle zabra\u0148uje jeho opakov\u00e1n\u00ed. Od\u00edr\u00e1n\u00ed v d\u016fsledku p\u0159eh\u0159\u00e1t\u00ed oleje m\u016f\u017ee tak\u00e9 vy\u017eadovat dopln\u011bn\u00ed p\u0159evodovky o syst\u00e9m chlazen\u00ed oleje.<\/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;\">Korea Ever-Power \u2014 Anal\u00fdza poruch a specifikace n\u00e1hrady<\/h2>\n<p style=\"font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.85; margin-bottom: 14px;\">Slu\u017eba anal\u00fdzy poruch spole\u010dnosti Korea Ever-Power p\u0159ij\u00edm\u00e1 opot\u0159ebovan\u00e9 nebo vadn\u00e9 <strong>ozuben\u00e1 kola se \u0161roubovicov\u00fdm \u0159ezem<\/strong> pro vizu\u00e1ln\u00ed kontrolu, m\u011b\u0159en\u00ed analyz\u00e1torem ozuben\u00fdch kol a metalografickou anal\u00fdzu \u0159ezu (p\u0159echod tvrdosti, ov\u011b\u0159en\u00ed hloubky pouzdra, posouzen\u00ed toku zrna). Zpr\u00e1va o kontrole identifikuje zp\u016fsob selh\u00e1n\u00ed, pravd\u011bpodobnou p\u0159\u00ed\u010dinu a zda n\u00e1hradn\u00ed ozuben\u00e9 kolo vy\u017eaduje zm\u011bnu specifikace (jin\u00fd materi\u00e1l, t\u0159\u00edda p\u0159esnosti, zaoblen\u00ed stoup\u00e1n\u00ed nebo provozn\u00ed faktor). 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>Spole\u010dnost Korea Ever-Power m\u016f\u017ee n\u00e1hradn\u00ed ozuben\u00e9 kolo vyrobit ihned po potvrzen\u00ed specifikace \u2013 bez dodate\u010dn\u00fdch zpo\u017ed\u011bn\u00ed spojen\u00fdch se zas\u00edl\u00e1n\u00edm v\u00fdsledk\u016f anal\u00fdz samostatn\u00e9mu v\u00fdrobci.<\/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;\">Je mo\u017en\u00e9 tolerovat d\u016flkovou korozi, nebo by se m\u011bl p\u0159evodov\u00fd stupe\u0148 okam\u017eit\u011b vym\u011bnit?<\/strong><\/p>\n<p style=\"font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.85; margin-bottom: 0;\">Lehk\u00e9 po\u010d\u00e1te\u010dn\u00ed d\u016flky na linii rozte\u010de <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> \u2014 typicky mal\u00e9 prohlubn\u011b o pr\u016fm\u011bru men\u0161\u00edm ne\u017e 0,3 mm pokr\u00fdvaj\u00edc\u00ed m\u00e9n\u011b ne\u017e 3% aktivn\u00ed oblasti boku zubu \u2014 n\u011bkdy tolerovateln\u00e9 i v m\u011bkk\u00e9m boku zubu <strong>\u0161ikm\u00e1 ozuben\u00e1 kola<\/strong> kde prohlubn\u011b p\u0159erozd\u011bluj\u00ed kontaktn\u00ed nap\u011bt\u00ed a p\u0159irozen\u011b se zastavuj\u00ed. Ozuben\u00e1 kola s tvrd\u00fdm bokem zub\u016f (cementovan\u00e1 HRC 58\u201362) by m\u011bla b\u00fdt vym\u011bn\u011bna, pokud je pozorov\u00e1na d\u016flkov\u00e1 tvorba, proto\u017ee odlupov\u00e1n\u00ed v tvrd\u00e9m pouzd\u0159e se rychle \u0161\u00ed\u0159\u00ed a zrychluje. Rozhodovac\u00ed pravidlo: pokud se plocha d\u016flkov\u00e9 tvorby zv\u011bt\u0161uje p\u0159i n\u00e1sledn\u00fdch kontrol\u00e1ch vypou\u0161t\u011bn\u00ed oleje (m\u011bs\u00ed\u010dn\u00ed po\u010det olejov\u00fdch \u010d\u00e1stic m\u00e1 vzestupn\u00fd trend), je ozuben\u00e9 kolo v destruktivn\u00ed d\u016flkov\u00e9 tvorb\u011b a m\u011blo by b\u00fdt vym\u011bn\u011bno p\u0159i p\u0159\u00ed\u0161t\u00ed pl\u00e1novan\u00e9 odst\u00e1vce.<\/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 zjist\u00edte, zda byla porucha \u0161ikm\u00e9ho ozuben\u00e9ho kola zp\u016fsobena probl\u00e9mem s maz\u00e1n\u00edm nebo probl\u00e9mem s materi\u00e1lem?<\/strong><\/p>\n<p style=\"font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.85; margin-bottom: 0;\">Anal\u00fdza oleje je prvn\u00edm diagnostick\u00fdm krokem. Pokud olej vykazuje: zv\u00fd\u0161en\u00fd po\u010det \u010d\u00e1stic (t\u0159\u00edda ISO &gt;19\/17\/14), kontaminaci vodou, n\u00edzkou viskozitu v d\u016fsledku smykov\u00e9 degradace nebo vy\u010derpan\u00fd soubor aditiv \u2013 je to siln\u011b indikov\u00e1na p\u0159\u00ed\u010dina maz\u00e1n\u00ed. Pokud je olej \u010dist\u00fd a spr\u00e1vn\u011b specifikovan\u00fd, je pravd\u011bpodobn\u011b p\u0159\u00ed\u010dinou z\u00e1vady materi\u00e1l, geometrie nebo zat\u00ed\u017een\u00ed. Metalografick\u00fd \u0159ez vadn\u00e9ho ozuben\u00e9ho kola potvrzuje: pokud m\u011b\u0159ic\u00ed k\u0159ivka tvrdosti ukazuje spr\u00e1vnou hloubku pouzdra a profil tvrdosti, byla spln\u011bna specifikace materi\u00e1lu a p\u0159\u00ed\u010dinou z\u00e1vady bylo mechanick\u00e9 p\u0159et\u00ed\u017een\u00ed nebo maz\u00e1n\u00ed. Pokud je tvrdost pod specifikac\u00ed, jedn\u00e1 se o probl\u00e9m s tepeln\u00fdm zpracov\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;\">Pro\u010d se d\u016flkov\u00e1 koroze \u010dasto koncentruje na jedn\u00e9 \u010deln\u00ed hran\u011b \u0161ikm\u00e9ho ozuben\u00e9ho kola?<\/strong><\/p>\n<p style=\"font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.85; margin-bottom: 0;\">K d\u016flkov\u00e9mu po\u0161kozen\u00ed v d\u016fsledku zat\u00ed\u017een\u00ed hran doch\u00e1z\u00ed, kdy\u017e je skute\u010dn\u00fd kontaktn\u00ed vzor ozuben\u00e9ho kola soust\u0159ed\u011bn na jednom konci \u0161\u00ed\u0159ky \u010deln\u00ed plochy, a nikoli po cel\u00e9 \u010deln\u00ed plo\u0161e. Dv\u011b hlavn\u00ed p\u0159\u00ed\u010diny jsou: (1) nesouosost h\u0159\u00eddele nebo pouzdra \u2013 pokud h\u0159\u00eddel ozuben\u00e9ho kola nen\u00ed rovnob\u011b\u017en\u00e1 s protilehl\u00fdm h\u0159\u00eddelem v r\u00e1mci tolerance \u00fahlu stoup\u00e1n\u00ed, kontaktn\u00ed z\u00f3na se posouv\u00e1 k bli\u017e\u0161\u00ed hran\u011b \u010deln\u00ed plochy; (2) nedostate\u010dn\u00e9 vyklenut\u00ed stoup\u00e1n\u00ed \u2013 ploch\u00e9 stoup\u00e1n\u00ed zubu bez vyklenut\u00ed nem\u00e1 toleranci pro nesouosost zp\u016fsobenou pr\u016fhybem pod zat\u00ed\u017een\u00edm a jak\u00fdkoli pr\u016fhyb posouv\u00e1 kontaktn\u00ed z\u00f3nu k hran\u011b. \u0158e\u0161en\u00ed pro v\u00fdm\u011bnu <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong> je specifikovat zaoblen\u00ed v\u00fdvod\u016f o 5\u201315 \u00b5m (v z\u00e1vislosti na \u0161\u00ed\u0159ce \u010deln\u00ed plochy a o\u010dek\u00e1van\u00e9m pr\u016fhybu h\u0159\u00eddele), aby se kontakt p\u0159i provozn\u00edm zat\u00ed\u017een\u00ed vr\u00e1til do st\u0159edu.<\/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;\">Co je to drcen\u00ed n\u00e1bojnice a jak se li\u0161\u00ed od povrchov\u00e9 d\u016flkov\u00e9 koroze?<\/strong><\/p>\n<p style=\"font-size: clamp(14px,2vw,17px); color: #2c3e50; line-height: 1.85; margin-bottom: 0;\">Drcen\u00ed pouzdra je podpovrchov\u00e9 \u00fanavov\u00e9 poru\u0161en\u00ed, ke kter\u00e9mu doch\u00e1z\u00ed pod cementovan\u00fdm pouzdrem tvrd\u00e9ho boku zubu. <strong>spir\u00e1lov\u00e9 ozuben\u00e9 kolo<\/strong>Za\u010d\u00edn\u00e1 na hranici pouzdra a j\u00e1dra \u2013 kde tvrdost p\u0159ech\u00e1z\u00ed z HRC 58\u201362 (pouzdro) na HRC 30\u201338 (j\u00e1dro) \u2013 a \u0161\u00ed\u0159\u00ed se jako trhlina rovnob\u011b\u017en\u011b s povrchem zubu. V\u00fdsledkem je velk\u00fd fragment, kter\u00fd se odd\u011bluje po cel\u00e9 hloubce pouzdra, sp\u00ed\u0161e ne\u017e v mal\u00e9 povrchov\u00e9 jamce zp\u016fsoben\u00e9 norm\u00e1ln\u00edm pittingem. Drcen\u00ed pouzdra je indikov\u00e1no velk\u00fdmi (2\u201310 mm) fragmenty s relativn\u011b ploch\u00fdm lomov\u00fdm povrchem, kter\u00e9 se objevuj\u00ed n\u00e1hle bez postupn\u00e9ho mal\u00e9ho lomov\u00e9ho p\u0159edch\u016fdce norm\u00e1ln\u00edho pittingu. P\u0159\u00ed\u010dina: hloubka pouzdra je p\u0159\u00edli\u0161 mal\u00e1 pro p\u0159en\u00e1\u0161en\u00e9 zat\u00ed\u017een\u00ed (vrchol podpovrchov\u00e9ho smykov\u00e9ho nap\u011bt\u00ed pronik\u00e1 pod hranici pouzdra a j\u00e1dra); nebo p\u0159et\u00ed\u017een\u00ed p\u0159ekra\u010duj\u00edc\u00ed pevnost na hranici pouzdra a j\u00e1dra. Prevence: specifikujte odpov\u00eddaj\u00edc\u00ed minim\u00e1ln\u00ed hloubku pouzdra dle ISO 6336-5 pro \u00farove\u0148 p\u0159en\u00e1\u0161en\u00e9ho kontaktn\u00edho nap\u011bt\u00ed.<\/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;\">Odesl\u00e1n\u00ed vadn\u00e9ho \u0161ikm\u00e9ho ozuben\u00e9ho kola k anal\u00fdze<\/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;\">Za\u0161lete sv\u016fj vadn\u00fd ozuben\u00fd p\u0159evod k vizu\u00e1ln\u00ed kontrole, m\u011b\u0159en\u00ed analyz\u00e1torem ozuben\u00fdch kol a metalografick\u00e9mu v\u00fdkazu \u0159ezu. Korea Ever-Power identifikuje zp\u016fsob poruchy a jej\u00ed hlavn\u00ed p\u0159\u00ed\u010dinu \u2013 a vyrob\u00ed spr\u00e1vn\u011b specifikovanou n\u00e1hradu bez dal\u0161\u00edch zpo\u017ed\u011bn\u00ed.<\/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\">Odeslat po\u017eadavek na anal\u00fdzu selh\u00e1n\u00ed<\/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\/\">Rozsah n\u00e1hradn\u00edch d\u00edl\u016f pro \u0161ikm\u00e9 ozuben\u00e1 kola<\/a><\/div>\n<p style=\"font-size: clamp(12px,1.6vw,13.5px); color: rgba(255,255,255,.48); margin: 0;\">Vizu\u00e1ln\u00ed kontrola \u00b7 Analyz\u00e1tor ozuben\u00fdch kol \u00b7 Metalografick\u00fd \u0159ez \u00b7 Zpr\u00e1va o p\u0159\u00ed\u010din\u011b probl\u00e9mu \u00b7 Specifikace v\u00fdm\u011bny<\/p>\n<\/div>\n<p>St\u0159iha\u010d: Cxm<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Anal\u00fdza selh\u00e1n\u00ed \u0161ikm\u00e9ho ozuben\u00e9ho kola \u2013 d\u016flkov\u00e1 koroze, od\u011brky, lom zub\u016f a opot\u0159eben\u00ed Ka\u017ed\u00e9 selh\u00e1n\u00ed \u0161ikm\u00e9ho ozuben\u00e9ho kola zanech\u00e1v\u00e1 fyzick\u00e9 zn\u00e1mky v podob\u011b textury povrchu zubu, vzoru lomu a m\u00edsta opot\u0159eben\u00ed. Spr\u00e1vn\u00e9 \u010dten\u00ed t\u011bchto zn\u00e1mek identifikuje hlavn\u00ed p\u0159\u00ed\u010dinu \u2013 a\u0165 u\u017e se jedn\u00e1 o poruchu maz\u00e1n\u00ed, p\u0159et\u00ed\u017een\u00ed, vadu materi\u00e1lu nebo nesouosost \u2013 a ur\u010duje, zda n\u00e1hradn\u00ed kolo vy\u017eaduje jin\u00fd [\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":[1],"tags":[],"class_list":["post-2280","post","type-post","status-publish","format-standard","hentry","category-product-catalog"],"_links":{"self":[{"href":"https:\/\/helicalcutgears.top\/cs\/wp-json\/wp\/v2\/posts\/2280","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=2280"}],"version-history":[{"count":1,"href":"https:\/\/helicalcutgears.top\/cs\/wp-json\/wp\/v2\/posts\/2280\/revisions"}],"predecessor-version":[{"id":2281,"href":"https:\/\/helicalcutgears.top\/cs\/wp-json\/wp\/v2\/posts\/2280\/revisions\/2281"}],"wp:attachment":[{"href":"https:\/\/helicalcutgears.top\/cs\/wp-json\/wp\/v2\/media?parent=2280"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/helicalcutgears.top\/cs\/wp-json\/wp\/v2\/categories?post=2280"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/helicalcutgears.top\/cs\/wp-json\/wp\/v2\/tags?post=2280"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}