[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.aacs.cz\/prace-s-povrchem-materialu\/#Article","mainEntityOfPage":"https:\/\/www.aacs.cz\/prace-s-povrchem-materialu\/","headline":"Pr\u00e1ce s povrchem materi\u00e1lu","name":"Pr\u00e1ce s povrchem materi\u00e1lu","description":"Obr\u00e1b\u011bn\u00ed povrchu materi\u00e1lu je v mnoha situac\u00edch pot\u0159ebn\u00e9, proto\u017ee pot\u0159ebujeme dos\u00e1hnout jeho ur\u010dit\u00fdch vlastnost\u00ed. \u0158adou proces\u016f se d\u00e1 pat\u0159i\u010dn\u011b vylep\u0161it. Pr\u00e1ce s povrchem materi\u00e1lu Dosa\u017een\u00ed … ","datePublished":"2021-05-15","dateModified":"2021-05-15","author":{"@type":"Person","@id":"https:\/\/www.aacs.cz\/author\/devene\/#Person","name":"devene","url":"https:\/\/www.aacs.cz\/author\/devene\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/e0a4ee3123bc6cda06472cb29cefd2abfa18c894e6c63b3d8bc84df8da10f637?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/e0a4ee3123bc6cda06472cb29cefd2abfa18c894e6c63b3d8bc84df8da10f637?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"aacs.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.aacs.cz\/wp-content\/uploads\/povrch%20kovu_1.jpg","url":"https:\/\/www.aacs.cz\/wp-content\/uploads\/povrch%20kovu_1.jpg","height":0,"width":0},"url":"https:\/\/www.aacs.cz\/prace-s-povrchem-materialu\/","about":["Nakupov\u00e1n\u00ed"],"wordCount":464,"articleBody":"             Obr\u00e1b\u011bn\u00ed povrchu materi\u00e1lu je v mnoha situac\u00edch pot\u0159ebn\u00e9, proto\u017ee pot\u0159ebujeme dos\u00e1hnout jeho ur\u010dit\u00fdch vlastnost\u00ed. \u0158adou proces\u016f se d\u00e1 pat\u0159i\u010dn\u011b vylep\u0161it.Pr\u00e1ce s povrchem materi\u00e1luDosa\u017een\u00ed vhodn\u00fdch vlastnost\u00edPovrch materi\u00e1lu u n\u011bkter\u00fdch v\u00fdrobk\u016f moc ne\u0159e\u0161\u00edme a u jin\u00fdch je to opravdu d\u016fle\u017eit\u00fd, co\u017e z\u00e1le\u017e\u00ed na konkr\u00e9tn\u00edm p\u0159\u00edpad\u011b. Kdy\u017e maj\u00ed na sebe dol\u00e9hat dv\u011b \u010d\u00e1sti, tak zpravidla \u0159e\u0161\u00edme drsnost povrchu. Ka\u017ed\u00e9 obr\u00e1b\u011bn\u00ed dosahuje jin\u00e9 hodnoty, p\u0159i\u010dem\u017e n\u011bkdy sta\u010d\u00ed obr\u00e1b\u011bn\u00ed na soustruhu. Kdy\u017e v\u0161ak zjist\u00edme, \u017ee drsnost je st\u00e1le moc velk\u00e1, tak m\u016f\u017eeme obrobek p\u0159em\u00edstit na brou\u0161en\u00ed, kde je skute\u010dn\u011b dosahov\u00e1no mnohem lep\u0161\u00ed drsnosti, p\u0159i\u010dem\u017e n\u011bkter\u00e9 kotou\u010de jsou opravdu jemn\u00e9.D\u00e1le se je\u0161t\u011b m\u016f\u017ee pou\u017e\u00edt le\u0161t\u011bn\u00ed, abychom z\u00e1rove\u0148 dos\u00e1hli i n\u00e1dhern\u00e9ho vzhledu, kter\u00fd v\u00fdrobek reprezentuje. D\u00e1le se pou\u017e\u00edv\u00e1 r\u016fzn\u00fdch operac\u00ed k zlep\u0161en\u00ed vlastnost\u00ed povrchu, co\u017e je nap\u0159\u00edklad kuli\u010dkov\u00e1n\u00ed, p\u0159i kter\u00e9m jsou kuli\u010dky met\u00e1ny na povrch a ten se t\u00edm zpev\u0148uje. U ka\u017ed\u00e9ho v\u00fdrobku je tedy nutn\u00e9 zvolit spr\u00e1vnou metodu, jestli je zapot\u0159eb\u00ed a db\u00e1t tak\u00e9 na ekonomickou str\u00e1nku, proto\u017ee ka\u017ed\u00fd proces n\u011bco stoj\u00ed a zvy\u0161uje celkovou cenu v\u00fdroby.\u010cist\u00fd povrch\u0158ada v\u00fdrobk\u016f je napadena koroz\u00ed \u010di jin\u00fdmi negativn\u00edmi vlivy, co\u017e zhor\u0161uje jejich vzhled i vlastnosti, tak\u017ee se nevyhneme renovaci, aby zase byli jako nov\u00e9. Mnohdy je odstra\u0148ov\u00e1n\u00ed star\u00e9 barvy a rzi t\u011b\u017ek\u00e9, p\u0159i\u010dem\u017e ve v\u011bt\u0161\u00edm mno\u017estv\u00ed v\u00fdrobk\u016f by n\u00e1m to trvalo hodn\u011b \u010dasu. Z tohoto d\u016fvodu jsou tu tryskac\u00ed boxy, do kter\u00fdch vlo\u017e\u00edme obrobek a cel\u00fd proces m\u016f\u017ee za\u010d\u00edt. Odehr\u00e1v\u00e1 se v n\u011bm to, \u017ee se na materi\u00e1l jsou trysk\u00e1ny s dostate\u010dnou silou abrazivn\u00ed \u010d\u00e1stice, kter\u00e9 se staraj\u00ed o to, \u017ee n\u00e1m odeb\u00edraj\u00ed na povrchu materi\u00e1l. Takto doc\u00edl\u00edme toho, \u017ee se snadno dostaneme na \u010dist\u00fd kov, a proto se tato metoda pou\u017e\u00edv\u00e1 i u odlitk\u016f. N\u00e1sledn\u011b jde v\u00fdrobek ji\u017e do prodeje \u010di se t\u0159eba o\u0161et\u0159uje antikorozn\u00edm n\u00e1t\u011brem \u010di jinou metodou, aby byl odoln\u00fd proti korozi a v\u0161emo\u017en\u00fdm vliv\u016fm prost\u0159ed\u00ed. Tryskac\u00ed boxy jsou r\u016fzn\u00e9, a to i cenov\u011b, p\u0159i\u010dem\u017e profesion\u00e1l pot\u0159ebuje v\u00fdkonn\u00e9 za\u0159\u00edzen\u00ed, ov\u0161em pro hobby vyu\u017eit\u00ed sta\u010d\u00ed i levn\u011bj\u0161\u00ed za\u0159\u00edzen\u00ed.                                                                                                                                                                                                                                                                                                                                                                                          5\/5 - (2 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Pr\u00e1ce s povrchem materi\u00e1lu","item":"https:\/\/www.aacs.cz\/prace-s-povrchem-materialu\/#breadcrumbitem"}]}]