[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.ivvs.cz\/presnost-ve-strojirenstvi\/#Article","mainEntityOfPage":"https:\/\/www.ivvs.cz\/presnost-ve-strojirenstvi\/","headline":"P\u0159esnost ve stroj\u00edrenstv\u00ed","name":"P\u0159esnost ve stroj\u00edrenstv\u00ed","description":"N\u011bkdy je zapot\u0159eb\u00ed Kdy\u017e se pod\u00edv\u00e1me na hodinov\u00fd strojek n\u00e1ramkov\u00fdch hodinek, tak sou\u010d\u00e1stky jsou mal\u00e9, kdy se jedn\u00e1 o drobnou mechaniku. Proto pot\u0159ebujeme p\u0159\u00edsn\u00e9 tolerance, aby v\u0161e uvnit\u0159 spr\u00e1vn\u011b fungovalo a hodinky m\u011bly plynul\u00fd chod. U t\u011bch dra\u017e\u0161\u00edch je strojek opravdu kvalitn\u00ed, p\u0159i\u010dem\u017e \u0159ada v\u00fdrobc\u016f si na n\u011bm zakl\u00e1d\u00e1, z \u010deho\u017e poch\u00e1z\u00ed tak\u00e9 p\u0159\u00edslov\u00ed \u0161lape ... <a href=\"https:\/\/www.ivvs.cz\/presnost-ve-strojirenstvi\/\" class=\"more-link\">P\u0159e\u010d\u00edst<span class=\"screen-reader-text\"> \"P\u0159esnost ve stroj\u00edrenstv\u00ed\"<\/span> &raquo;<\/a>","datePublished":"2022-01-14","dateModified":"2023-06-06","author":{"@type":"Person","@id":"https:\/\/www.ivvs.cz\/author\/devene\/#Person","name":"devene","url":"https:\/\/www.ivvs.cz\/author\/devene\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/bbaa4e9a58aac4329fe0ade0f3fb816f09f0dc43c21f6e884dccfbc124b16b29?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/bbaa4e9a58aac4329fe0ade0f3fb816f09f0dc43c21f6e884dccfbc124b16b29?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"ivvs.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.ivvs.cz\/wp-content\/uploads\/milling-1137956_960_720_1.jpg","url":"https:\/\/www.ivvs.cz\/wp-content\/uploads\/milling-1137956_960_720_1.jpg","height":0,"width":0},"url":"https:\/\/www.ivvs.cz\/presnost-ve-strojirenstvi\/","about":["N\u00e1kupy"],"wordCount":401,"articleBody":"       N\u011bkdy je zapot\u0159eb\u00edKdy\u017e se pod\u00edv\u00e1me na hodinov\u00fd strojek n\u00e1ramkov\u00fdch hodinek, tak sou\u010d\u00e1stky jsou mal\u00e9, kdy se jedn\u00e1 o drobnou mechaniku. Proto pot\u0159ebujeme p\u0159\u00edsn\u00e9 tolerance, aby v\u0161e uvnit\u0159 spr\u00e1vn\u011b fungovalo a hodinky m\u011bly plynul\u00fd chod. U t\u011bch dra\u017e\u0161\u00edch je strojek opravdu kvalitn\u00ed, p\u0159i\u010dem\u017e \u0159ada v\u00fdrobc\u016f si na n\u011bm zakl\u00e1d\u00e1, z \u010deho\u017e poch\u00e1z\u00ed tak\u00e9 p\u0159\u00edslov\u00ed \u0161lape jako \u0161v\u00fdcarsk\u00e9 hodinky. Takto m\u00e1me zaji\u0161t\u011bn\u00e9, \u017ee budou bez probl\u00e9m\u016f fungovat st\u00e1le. Samoz\u0159ejm\u011b v\u00fdroba si vy\u017eaduje preciznost.Dne\u0161n\u00ed CNC stoje n\u00e1m v\u011bt\u0161inou umo\u017e\u0148uj\u00ed dosahovat p\u0159esnosti na tis\u00edciny milimetru, co\u017e u\u017e je solidn\u00ed hodnota. Sou\u010d\u00e1stky se n\u00e1sledn\u011b kontroluj\u00ed, p\u0159i\u010dem\u017e krom\u011b m\u011b\u0159idel se k tomu vyu\u017e\u00edvaj\u00ed tak\u00e9 r\u016fzn\u00e9 stroje. P\u0159i sestavov\u00e1n\u00ed je mnohdy nutn\u00e1 \u010distota prost\u0159ed\u00ed, aby se dovnit\u0159 za\u0159\u00edzen\u00ed zbyte\u010dn\u011b nedostaly ne\u010distoty. Samoz\u0159ejm\u011b b\u011bhem cel\u00e9ho toho procesu mus\u00edme dodr\u017eovat postupy a vyvarovat se zbyte\u010dn\u00fdm chyb\u00e1m p\u0159i v\u00fdrob\u011b i m\u011b\u0159en\u00ed.Vystru\u017eov\u00e1n\u00ed d\u011brN\u011bkdy b\u011b\u017en\u00e9 v\u00fdrobn\u00ed operace nesta\u010d\u00ed, tak\u017ee k dosa\u017een\u00ed po\u017eadovan\u00fdch vlastnost\u00ed mus\u00edme zvolit dal\u0161\u00ed kroky. P\u0159\u00edkladem je drsnost povrchu, proto\u017ee takov\u00fdm fr\u00e9zov\u00e1n\u00edm dos\u00e1hneme pom\u011brn\u011b jemn\u00e9ho povrchu, ov\u0161em n\u011bkdy ani zdaleka nesta\u010d\u00ed. Proto se n\u00e1sledn\u011b vyu\u017eije t\u0159eba brou\u0161en\u00ed, kter\u00e9 u\u017e se o danou drsnost postar\u00e1, proto\u017ee brusn\u00fdch kotou\u010d\u016f je spousta. Takov\u00e1 d\u00edra je naprosto b\u011b\u017en\u00fdm prvkem, ov\u0161em vrt\u00e1ky dosahuj\u00ed jen ur\u010dit\u00e9 p\u0159esnosti.Pokud to nesta\u010d\u00ed, tak m\u016f\u017eeme p\u0159ej\u00edt na v\u00fdstru\u017en\u00edk staviteln\u00fd. Ten n\u00e1m zaji\u0161\u0165uje v\u00fdrobu r\u016fzn\u00fdch velkost\u00ed v\u00e1lcov\u00fdch i ku\u017eelov\u00fdch otvor\u016f. Jedn\u00e1 se o metodu dokon\u010dovac\u00ed, tak\u017ee p\u0159esnost je tu opravdu dobr\u00e1. Jestli\u017ee chcete s v\u00fdstru\u017en\u00edky pracovat dlouhodob\u011b, tak se V\u00e1m jist\u011b bude hodit cel\u00e1 jejich sada, abyste je nemuseli kupovat slo\u017eit\u011b zvl\u00e1\u0161\u0165 jeden po druh\u00e9m. Takto si m\u016f\u017eeme br\u00e1t z krabice pot\u0159ebn\u00e9 n\u00e1stroje o dan\u00e9m rozm\u011bru a rovnou s nimi vyr\u00e1b\u011bt bez n\u011bjak\u00e9ho zdr\u017eov\u00e1n\u00ed.                                                                                                                                                                                                                                                                                                                                                                                                   "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"P\u0159esnost ve stroj\u00edrenstv\u00ed","item":"https:\/\/www.ivvs.cz\/presnost-ve-strojirenstvi\/#breadcrumbitem"}]}]