[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.okbest.cz\/vrtak-stredni-delky-cinne-casti-je-nastroj-ktery-ma-doma-snad-kazdy\/#Article","mainEntityOfPage":"https:\/\/www.okbest.cz\/vrtak-stredni-delky-cinne-casti-je-nastroj-ktery-ma-doma-snad-kazdy\/","headline":"Vrt\u00e1k st\u0159edn\u00ed d\u00e9lky \u010dinn\u00e9 \u010d\u00e1sti je n\u00e1stroj, kter\u00fd m\u00e1 doma snad ka\u017ed\u00fd","name":"Vrt\u00e1k st\u0159edn\u00ed d\u00e9lky \u010dinn\u00e9 \u010d\u00e1sti je n\u00e1stroj, kter\u00fd m\u00e1 doma snad ka\u017ed\u00fd","description":"Vrt\u00e1ky st\u0159edn\u00ed jsou nejpou\u017e\u00edvan\u011bj\u0161\u00edmi n\u00e1stroji ve sv\u00e9 t\u0159\u00edd\u011b. Maj\u00ed odstup\u0148ovan\u00e9 pr\u016fm\u011bry po desetin\u00e1ch \u010di pades\u00e1ti setin\u00e1ch milimetru a d\u00e9lku \u0159ezn\u00e9 […]","datePublished":"2022-03-12","dateModified":"2023-04-29","author":{"@type":"Person","@id":"https:\/\/www.okbest.cz\/author\/#Person","name":"okbest.cz\n","url":"https:\/\/www.okbest.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/212a6ea425a80cff3df937dbbc230f07127cee4fead311d1e3d946308365d666?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/212a6ea425a80cff3df937dbbc230f07127cee4fead311d1e3d946308365d666?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"okbest.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.okbest.cz\/wp-content\/uploads\/cnc-5770326_640.jpg","url":"https:\/\/www.okbest.cz\/wp-content\/uploads\/cnc-5770326_640.jpg","height":0,"width":0},"url":"https:\/\/www.okbest.cz\/vrtak-stredni-delky-cinne-casti-je-nastroj-ktery-ma-doma-snad-kazdy\/","about":["V\u00fdrobky"],"wordCount":411,"articleBody":"   Vrt\u00e1ky st\u0159edn\u00ed jsou nejpou\u017e\u00edvan\u011bj\u0161\u00edmi n\u00e1stroji ve sv\u00e9 t\u0159\u00edd\u011b. Maj\u00ed odstup\u0148ovan\u00e9 pr\u016fm\u011bry po desetin\u00e1ch \u010di pades\u00e1ti setin\u00e1ch milimetru a d\u00e9lku \u0159ezn\u00e9 \u010d\u00e1sti st\u0159edn\u00ed. Jsou mezi nimi vrt\u00e1ky p\u0159ev\u00e1\u017en\u011b prav\u00e9, ale v omezen\u00e9m rozsahu i vrt\u00e1ky lev\u00e9.Jak\u00e9 jsou nejv\u011bt\u0161\u00ed v\u00fdhody vrt\u00e1k\u016fJsou velmi levn\u00e9 \u2013 n\u00edzk\u00e1 cena vrt\u00e1k\u016f z nich \u010din\u00ed nejpou\u017e\u00edvan\u011bj\u0161\u00ed n\u00e1stroje, kter\u00e9 maj\u00ed lid\u00e9 ve sv\u00e9 dom\u00e1c\u00ed d\u00edln\u011b. Neexistuje snad jedin\u00fd dom nebo byt, kde by se n\u011bkdy nevyskytoval alespo\u0148 jeden jedin\u00fd vrt\u00e1k. Nen\u00ed v\u016fbec \u017e\u00e1dn\u00fd probl\u00e9m po\u0159\u00eddit si sadu vrt\u00e1k\u016f do kovu, d\u0159eva i zdiva, a v p\u0159\u00edpad\u011b jejich ztr\u00e1ty \u010di po\u0161kozen\u00ed je nahradit nov\u00fdmi kusy nebo celou novou sadou. S vrt\u00e1kem zhotov\u00edte otvory i v ru\u010dn\u00ed elektrick\u00e9 vrta\u010dce, nepot\u0159ebujete \u017e\u00e1dn\u00e9 speci\u00e1ln\u00ed stroje, p\u0159i\u010dem\u017e vrt\u00e1k spolehliv\u011b pracuje v jak\u00e9koli poloze \u2013 svisl\u00e9, vodorovn\u00e9 i \u0161ikm\u00e9.I zlomen\u00fd vrt\u00e1k nabrous\u00edte \u2013 zlomil se v\u00e1m vrt\u00e1k tak, \u017ee z\u016fstala jeho \u010dinn\u00e1 \u010d\u00e1st spojen\u00e1 s up\u00ednac\u00edm d\u0159\u00edkem del\u0161\u00ed? Pak nen\u00ed probl\u00e9m vrt\u00e1k nabrousit a znovu pou\u017e\u00edvat. Sta\u010d\u00ed v\u00e1m k tomu oby\u010dejn\u00e1 stoln\u00ed bruska s jemn\u00fdm brusn\u00fdm kotou\u010dem, chce to v\u0161ak ur\u010dit\u00fd cvik, abyste dodr\u017eeli spr\u00e1vn\u00fd \u00fahel b\u0159it\u016f.Jsou spolehliv\u00e9 \u2013 vrt\u00e1ky st\u0159edn\u00ed \u010cSN 221121 https:\/\/www.i-nastroje.cz\/Vrtaky-stredni-CSN-221121-c31_87_4.htm se vyr\u00e1b\u00ed ze spolehliv\u00e9 rychlo\u0159ezn\u00e9 oceli, ozna\u010den\u00e9 jako HSS, a t\u00edmto zp\u016fsobem lze obr\u00e1b\u011bt i velmi vysok\u00fdmi rychlostmi, p\u0159i nich\u017e vznik\u00e1 t\u0159en\u00edm zna\u010dn\u00e1 teplota. Takov\u00fd vrt\u00e1k m\u016f\u017eete pou\u017e\u00edt jak do konstruk\u010dn\u00ed oceli, tak i do d\u0159eva, plastu, mosazi, bronz\u016f, titanu a slitin hlin\u00edku.Nejsou ur\u010deny na p\u0159esn\u00e9 d\u00edry \u2013 u vrt\u00e1k\u016f mus\u00edte po\u010d\u00edtat s t\u00edm, \u017ee nejsou ur\u010den\u00e9 pro zhotoven\u00ed velmi p\u0159esn\u00fdch otvor\u016f po str\u00e1nce jejich geometrie i jakosti povrchu. Vrt\u00e1k m\u00e1 jen dva protilehl\u00e9 b\u0159ity a s nimi je vyvrtan\u00fd otvor obvykle m\u00edrn\u011b excentrick\u00fd, hrub\u00fd a nep\u0159esn\u00fd. Pro p\u0159esnou stroj\u00edrenskou v\u00fdrobu d\u011br je pak nutn\u00e9 vyu\u017e\u00edt specializovan\u00e9 n\u00e1stroje \u2013 v\u00fdhrubn\u00edky a v\u00fdstru\u017en\u00edky s v\u00edce b\u0159ity.                                                                                                                                                                                                                                                                                                                                                                                          4.2\/5 - (8 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Vrt\u00e1k st\u0159edn\u00ed d\u00e9lky \u010dinn\u00e9 \u010d\u00e1sti je n\u00e1stroj, kter\u00fd m\u00e1 doma snad ka\u017ed\u00fd","item":"https:\/\/www.okbest.cz\/vrtak-stredni-delky-cinne-casti-je-nastroj-ktery-ma-doma-snad-kazdy\/#breadcrumbitem"}]}]