{"id":1767,"date":"2021-01-20T10:25:44","date_gmt":"2021-01-20T09:25:44","guid":{"rendered":"https:\/\/www.redhillballs.com\/produkty\/valecky-a-jehlicky\/jehlicky-s-rovnymi-cely-nrb\/"},"modified":"2025-10-27T10:42:28","modified_gmt":"2025-10-27T09:42:28","slug":"ihlicky-s-rovnymi-celami-nrb","status":"publish","type":"page","link":"https:\/\/www.redhillballs.com\/sk\/produkty\/valceky-a-ihlicky\/ihlicky-s-rovnymi-celami-nrb\/","title":{"rendered":"Ihli\u010dky s rovn\u00fdmi \u010delami NRB"},"content":{"rendered":"<h2>\ud83d\udee0\ufe0f <a href=\"https:\/\/en.wikipedia.org\/wiki\/Needle_roller_bearing?utm_source=chatgpt.com\">Ihli\u010dky s rovn\u00fdmi \u010delami NRB \u2013 Val\u010deky s ploch\u00fdmi koncami pre tuh\u00e9, vysoko za\u0165a\u017een\u00e9 zostavy<\/a><\/h2>\n<p>Ihli\u010dky s rovn\u00fdmi \u010delami NRB s\u00fa prvky s ploch\u00fdmi \u010delami pou\u017e\u00edvan\u00e9 v presn\u00fdch klietkach a zostav\u00e1ch ihlov\u00fdch lo\u017e\u00edsk, kde s\u00fa k\u013e\u00fa\u010dov\u00e9 vysok\u00e9 radi\u00e1lne za\u0165a\u017eenia, n\u00edzke trenie a kompaktn\u00e9 rozmery. Geometria ploch\u00fdch koncov umo\u017e\u0148uje presn\u00e9 axi\u00e1lne ustavenie v klietkach a koncov\u00fdch kr\u00fa\u017ekoch, \u010do podporuje stabiln\u00fd beh v dobre zarovnan\u00fdch syst\u00e9moch, ako s\u00fa prevodovky, transmisie, line\u00e1rny pohyb a in\u00e9 mechanizmy riadenia pohybu.<\/p>\n<h3>\ud83d\udd27 K\u013e\u00fa\u010dov\u00e9 technick\u00e9 \u0161pecifik\u00e1cie<\/h3>\n<ul>\n<li><strong>Geometria koncov<\/strong>: NRB = ploch\u00e9 konce na oboch stran\u00e1ch pre presn\u00fa axi\u00e1lnu polohu a jednoduch\u00e9 vedenie v klietke (vs. gu\u013eov\u00e9 konce).<\/li>\n<li><strong>Normy<\/strong>: V\u00fdroba pod\u013ea DIN 5402-3 \/ ISO 3096 (rozmerov\u00e9 a presnostn\u00e9 triedy).<\/li>\n<li><strong>Materi\u00e1ly<\/strong>: Lo\u017eiskov\u00e1 chr\u00f3mov\u00e1 oce\u013e 100Cr6 (AISI 52100); nerezov\u00e9 mo\u017enosti (AISI 420C\/440C) a technick\u00e1 keramika\/karbid na po\u017eiadanie.<\/li>\n<li><strong>Tvrdos\u0165 (AISI 52100)<\/strong>: ~60\u201366 HRC po tepelnej \u00faprave.<\/li>\n<li><strong>Povrch<\/strong>: Vonkaj\u0161\u00ed priemer (OD) jemne br\u00fasen\u00fd a superfin\u0161ovan\u00fd pre n\u00edzke trenie a konzistentn\u00e9 h\u00e1dzanie.<\/li>\n<li><strong>Typick\u00e9 rozmery<\/strong>: Priemer Dw \u2248 1,0\u20136,0 mm; d\u013a\u017eka Lw \u2248 5,8\u201359,8 mm (in\u00e9 ve\u013ekosti pod\u013ea v\u00fdkresu).<\/li>\n<li><strong>Typick\u00e9 tolerancie<\/strong>: Priemer 0\/\u221210 \u00b5m; presnostn\u00e9 triedy G2, G3, G5 (pod\u013ea ISO 3096\/DIN 5402-3).<\/li>\n<\/ul>\n<h3>\u2705 V\u00fdhody<\/h3>\n<ul>\n<li><strong>Vysok\u00e1 radi\u00e1lna kapacita<\/strong> pri minim\u00e1lnom priereze pre kompaktn\u00e9 kon\u0161trukcie.<\/li>\n<li><strong>Presn\u00e9 axi\u00e1lne ustavenie<\/strong> a priamo\u010diary n\u00e1vrh vreciek klietky v\u010faka ploch\u00fdm koncom.<\/li>\n<li><strong>N\u00edzke trenie &amp; konzistentn\u00e9 h\u00e1dzanie<\/strong> v\u010faka \u00fazkemu triedeniu a vysokej kvalite povrchu.<\/li>\n<li><strong>Materi\u00e1lov\u00e1 v\u0161estrannos\u0165<\/strong> pre n\u00e1roky na opotrebenie, kor\u00f3ziu alebo teplotu.<\/li>\n<\/ul>\n<h3>\ud83d\udd04 Typick\u00e9 aplik\u00e1cie pre Ihli\u010dky s rovn\u00fdmi \u010delami NRB<\/h3>\n<ul>\n<li><strong>Klietky &amp; lo\u017eiskov\u00e9 zostavy<\/strong> v reduktoroch, planetov\u00fdch &amp; harmonick\u00fdch prevodoch.<\/li>\n<li><strong>Automobilov\u00e9 prevodovky<\/strong> a kompaktn\u00e9 pods\u00fabory hnacieho \u00fastrojenstva.<\/li>\n<li><strong>Line\u00e1rne vedenia<\/strong>, obr\u00e1bacie stroje, mal\u00e9 motory a pohybov\u00e9 syst\u00e9my.<\/li>\n<\/ul>\n<h3>\ud83d\udce6 Dostupn\u00e9 triedy &amp; ve\u013ekosti<\/h3>\n<ul>\n<li><a href=\"https:\/\/www.redhillballs.com\/company\/precision-grades\/\"><strong>Triedy<\/strong>: G2\u2013G5<\/a> (pod\u013ea DIN 5402-3 \/ ISO 3096); \u0161peci\u00e1lne selekcie na po\u017eiadanie.<\/li>\n<li><strong>Rozsah priemerov<\/strong>: ~1,0\u20136,0 mm (typ NRB); <strong>D\u013a\u017eky<\/strong>: ~5,8\u201359,8 mm.<\/li>\n<li><strong>S\u00favisiace typy<\/strong>: NRB (ploch\u00e9 konce)<img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-269\" src=\"https:\/\/www.redhillballs.com\/wp-content\/uploads\/2021\/01\/needle-roller-nrb-flat-ends.jpg\" alt=\"\" width=\"400\" height=\"246\" srcset=\"https:\/\/www.redhillballs.com\/wp-content\/uploads\/2021\/01\/needle-roller-nrb-flat-ends.jpg 400w, https:\/\/www.redhillballs.com\/wp-content\/uploads\/2021\/01\/needle-roller-nrb-flat-ends-300x185.jpg 300w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\ud83d\udee0\ufe0f Ihli\u010dky s rovn\u00fdmi \u010delami NRB \u2013 Val\u010deky s ploch\u00fdmi koncami pre tuh\u00e9, vysoko za\u0165a\u017een\u00e9 zostavy Ihli\u010dky s rovn\u00fdmi \u010delami NRB s\u00fa prvky s ploch\u00fdmi \u010delami pou\u017e\u00edvan\u00e9 v presn\u00fdch klietkach a zostav\u00e1ch ihlov\u00fdch lo\u017e\u00edsk, kde s\u00fa k\u013e\u00fa\u010dov\u00e9 vysok\u00e9 radi\u00e1lne za\u0165a\u017eenia, n\u00edzke trenie a kompaktn\u00e9 rozmery. Geometria ploch\u00fdch koncov umo\u017e\u0148uje presn\u00e9 axi\u00e1lne ustavenie v klietkach a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":6991,"parent":1765,"menu_order":2,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1767","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.8 (Yoast SEO v28.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Ihli\u010dky s rovn\u00fdmi \u010delami NRB \u2013 ihlov\u00e9 lo\u017eisk\u00e1 a vedenia<\/title>\n<meta name=\"description\" content=\"Ihli\u010dky s rovn\u00fdmi \u010delami, ploch\u00e9 \u010del\u00e1 pre vysok\u00e9 radi\u00e1lne za\u0165a\u017eenie; stabiln\u00fd kontakt, rovnomern\u00e9 dosadanie a n\u00edzke opotrebenie dr\u00e1hy\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.redhillballs.com\/sk\/produkty\/valceky-a-ihlicky\/ihlicky-s-rovnymi-celami-nrb\/\" \/>\n<meta property=\"og:locale\" content=\"sk_SK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ihli\u010dky s rovn\u00fdmi \u010delami NRB\" \/>\n<meta property=\"og:description\" content=\"Ihli\u010dky s rovn\u00fdmi \u010delami, ploch\u00e9 \u010del\u00e1 pre vysok\u00e9 radi\u00e1lne za\u0165a\u017eenie; 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