[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.eiite.cz\/k-cemu-potrebujeme-vystruzniky\/#Article","mainEntityOfPage":"https:\/\/www.eiite.cz\/k-cemu-potrebujeme-vystruzniky\/","headline":"K \u010demu pot\u0159ebujeme v\u00fdstru\u017en\u00edky","name":"K \u010demu pot\u0159ebujeme v\u00fdstru\u017en\u00edky","description":"V\u00fdroba v\u00e1lcov\u00fdch otvor\u016f pat\u0159\u00ed k nejstar\u0161\u00edm stroj\u00edrensk\u00fdm obr\u00e1b\u011bc\u00edm proces\u016fm. Kdybychom se v\u00e1s zeptali, jak byste zhotovili takov\u00fd otvor do kovov\u00e9ho obrobku, p\u0159\u00edpadn\u011b do d\u0159eva nebo betonu, z\u0159ejm\u011b byste se svou odpov\u011bd\u00ed nev\u00e1hali a ihned byste odv\u011btili, \u017ee je k tomu zapot\u0159eb\u00ed vrt\u00e1k. Docela oby\u010dejn\u00fd v\u00e1lcov\u00fd d\u0159\u00edk se dv\u011bma protilehl\u00fdmi b\u0159ity, z n\u00e1strojov\u00e9 oceli, p\u0159\u00edpadn\u011b s […]","datePublished":"2023-12-29","dateModified":"2024-02-05","author":{"@type":"Person","@id":"https:\/\/www.eiite.cz\/author\/#Person","name":"","url":"https:\/\/www.eiite.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/e32c915fa5b274a4469e3ef5c1f9837e76577a60613858c5c8a74a3de98e33bc?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/e32c915fa5b274a4469e3ef5c1f9837e76577a60613858c5c8a74a3de98e33bc?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"eiite.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.eiite.cz\/wp-content\/uploads\/home-office-5024304_640_3.jpg","url":"https:\/\/www.eiite.cz\/wp-content\/uploads\/home-office-5024304_640_3.jpg","height":0,"width":0},"url":"https:\/\/www.eiite.cz\/k-cemu-potrebujeme-vystruzniky\/","about":["Nakupov\u00e1n\u00ed"],"wordCount":430,"articleBody":"   V\u00fdroba v\u00e1lcov\u00fdch otvor\u016f pat\u0159\u00ed k nejstar\u0161\u00edm stroj\u00edrensk\u00fdm obr\u00e1b\u011bc\u00edm proces\u016fm. Kdybychom se v\u00e1s zeptali, jak byste zhotovili takov\u00fd otvor do kovov\u00e9ho obrobku, p\u0159\u00edpadn\u011b do d\u0159eva nebo betonu, z\u0159ejm\u011b byste se svou odpov\u011bd\u00ed nev\u00e1hali a ihned byste odv\u011btili, \u017ee je k tomu zapot\u0159eb\u00ed vrt\u00e1k. Docela oby\u010dejn\u00fd v\u00e1lcov\u00fd d\u0159\u00edk se dv\u011bma protilehl\u00fdmi b\u0159ity, z n\u00e1strojov\u00e9 oceli, p\u0159\u00edpadn\u011b s naletovan\u00fdmi desti\u010dkami ze slinut\u00fdch karbid\u016f pro vrt\u00e1n\u00ed kamene a betonu.S vrt\u00e1ky se seznamuj\u00ed ji\u017e mal\u00e9 d\u011bti a n\u011bkter\u00e9 si s nimi i hraj\u00ed, kdy\u017e vytahuj\u00ed sv\u00fdm otc\u016fm n\u00e1\u0159ad\u00ed  https:\/\/www.hornbach.cz\/cms\/cs\/cz\/sortiment\/pristroje_naradi_dilna.html z d\u00edlensk\u00e9ho stolu. Star\u0161\u00ed d\u011bti \u0161kolou povinn\u00e9 pracuj\u00ed s vrt\u00e1ky ve \u0161koln\u00edch d\u00edln\u00e1ch a vrt\u00e1k je tak\u00e9 n\u00e1stroj, kter\u00fd berou do rukou u\u010dni a studenti st\u0159edn\u00edch odborn\u00fdch stroj\u00edrensk\u00fdch \u0161kol. A pr\u00e1v\u011b stroja\u0159i se seznamuj\u00ed i s t\u00edm, jak zhotovit otvor je\u0161t\u011b p\u0159esn\u011bj\u0161\u00ed, hlad\u0161\u00ed a kruhovit\u011bj\u0161\u00ed. Tam toti\u017e nevysta\u010d\u00edte s oby\u010dejn\u00fdm vrt\u00e1kem, ale mus\u00edte na to j\u00edt jinak.Chcete-li doc\u00edlit zhotoven\u00ed p\u0159esn\u011bj\u0161\u00edho otvoru, nejprve jej vrt\u00e1kem pouze p\u0159edvrt\u00e1te, a n\u00e1sledn\u011b v\u00fdrobu otvoru dokon\u010d\u00edte v\u00fdhrubn\u00edkem a v\u00fdstru\u017en\u00edkem. Oba typy t\u011bchto n\u00e1stroj\u016f jsou ji\u017e mnohem sofistikovan\u011bj\u0161\u00ed, maj\u00ed tak\u00e9 v\u00edce b\u0159it\u016f, a \u010d\u00edm v\u00edce b\u0159it\u016f po obvodu n\u00e1stroje, t\u00edm p\u0159esn\u011bj\u0161\u00ed veden\u00ed v obrobku a z\u00e1rove\u0148 dokonalej\u0161\u00ed otvor po rozm\u011brov\u00e9 i geometrick\u00e9 str\u00e1nce.V\u00fdhrubn\u00edk a staviteln\u00fd v\u00fdstru\u017en\u00edk pat\u0159\u00ed mezi speci\u00e1ln\u00ed n\u00e1stroje ve stroj\u00edrensk\u00fdch provozech, tedy zejm\u00e9na ve v\u00fdrob\u011b, ale i v \u00fadr\u017eb\u011b, a nesetk\u00e1te se s nimi v b\u011b\u017en\u00e9m prodeji v hobby marketech. Je to tak\u00e9 z toho d\u016fvodu, \u017ee s t\u011bmito n\u00e1stroji zhotovujeme jen specifick\u00e9 v\u00fdrobky, ur\u010den\u00e9 v prvn\u00ed \u0159ad\u011b pro pohybliv\u00e9 sou\u010d\u00e1sti r\u016fzn\u00fdch stroj\u016f a mechanism\u016f. Jsou to nap\u0159\u00edklad spalovac\u00ed motory dopravn\u00edch prost\u0159edk\u016f, v nich\u017e se pohybuje klikov\u00e1 h\u0159\u00eddel a p\u00edsty, a kde p\u0159esnost v\u00fdroby je zde na prvn\u00edm m\u00edst\u011b ze zcela zjevn\u00fdch d\u016fvod\u016f. Oby\u010dejn\u00fd vrt\u00e1k by tu zkr\u00e1tka p\u0159\u00edli\u0161 neusp\u011bl.                                                                                                                                                                                                                                                                                                                                                                                          4\/5 - (5 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"K \u010demu pot\u0159ebujeme v\u00fdstru\u017en\u00edky","item":"https:\/\/www.eiite.cz\/k-cemu-potrebujeme-vystruzniky\/#breadcrumbitem"}]}]