[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.durit.cz\/co-je-to-a-k-cemu-potrebujete-stavitelny-vystruznik\/#Article","mainEntityOfPage":"https:\/\/www.durit.cz\/co-je-to-a-k-cemu-potrebujete-stavitelny-vystruznik\/","headline":"Co je to a k \u010demu pot\u0159ebujete staviteln\u00fd v\u00fdstru\u017en\u00edk","name":"Co je to a k \u010demu pot\u0159ebujete staviteln\u00fd v\u00fdstru\u017en\u00edk","description":"Stroj\u00edrenstv\u00ed je v\u011bda a \u010d\u00edm d\u00e9le se rozv\u00edj\u00ed, t\u00edm slo\u017eit\u011bj\u0161\u00ed operace v n\u011bm m\u016f\u017eete o\u010dek\u00e1vat. Kdybychom se nyn\u00ed vr\u00e1tili pomysln\u011b…","datePublished":"2024-02-21","dateModified":"2024-02-21","author":{"@type":"Person","@id":"https:\/\/www.durit.cz\/author\/#Person","name":"","url":"https:\/\/www.durit.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/858bd846075fd5b8b1d4245db80ad7e97c5f6469ebe7a8ed193790395667b9ae?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/858bd846075fd5b8b1d4245db80ad7e97c5f6469ebe7a8ed193790395667b9ae?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"durit.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.durit.cz\/wp-content\/uploads\/propellers-587059_640.jpg","url":"https:\/\/www.durit.cz\/wp-content\/uploads\/propellers-587059_640.jpg","height":0,"width":0},"url":"https:\/\/www.durit.cz\/co-je-to-a-k-cemu-potrebujete-stavitelny-vystruznik\/","about":["Slu\u017eby"],"wordCount":454,"articleBody":"   Stroj\u00edrenstv\u00ed je v\u011bda a \u010d\u00edm d\u00e9le se rozv\u00edj\u00ed, t\u00edm slo\u017eit\u011bj\u0161\u00ed operace v n\u011bm m\u016f\u017eete o\u010dek\u00e1vat. Kdybychom se nyn\u00ed vr\u00e1tili pomysln\u011b v \u010dase do doby po\u010d\u00e1tku pr\u016fmyslov\u00e9 revoluce, bylo by to sice kr\u00e1sn\u00e9 nostalgick\u00e9 ohl\u00e9dnut\u00ed, ale z\u00e1hy bychom zjistili, jak velk\u00fd kus cesty ub\u011bhl od doby, kdy se za\u010daly stav\u011bt prvn\u00ed \u017eelezni\u010dn\u00ed koridory pro parn\u00ed stroje, a kdy se na silnic\u00edch proh\u00e1n\u011blo jen p\u00e1r vozidel se spalovac\u00edm motorem, a zb\u00fdvaj\u00edc\u00ed dopravu obstar\u00e1valy ko\u0148sk\u00e9 povozy.Ov\u0161em zaj\u00edmav\u00e9 je, \u017ee ji\u017e v t\u00e9to dob\u011b, a to se pros\u00edm psala polovina devaten\u00e1ct\u00e9ho stolet\u00ed, stroja\u0159i znali staviteln\u00fd v\u00fdstru\u017en\u00edk. Bylo toti\u017e jasn\u00e9, \u017ee dokud se nevyrob\u00ed velmi p\u0159esn\u00fd v\u00e1lcov\u00fd a hladk\u00fd otvor, nebude mo\u017en\u00e9 sestrojit p\u00edstov\u00fd motor. Kdybychom tehdy m\u011bli jen vrt\u00e1ky, s nimi\u017e rozhodn\u011b nelze zhotovit velmi p\u0159esn\u00e9 otvory, z\u0159ejm\u011b bychom dnes je\u0161t\u011b st\u00e1le jezdili v t\u011bch ko\u0148sk\u00fdch povozech a v\u00fdraz \u201eletadlo\u201c by byl v \u0159\u00ed\u0161i sci-fi.Prozat\u00edm jsme zde jen nazna\u010dili, co je to v\u00fdstru\u017en\u00edk, ale m\u011bli bychom tak\u00e9 l\u00e9pe objasnit, jak a k \u010demu se vlastn\u011b vyu\u017e\u00edv\u00e1.Je-li zapot\u0159eb\u00ed vytvo\u0159it p\u0159esn\u00fd kruhov\u00fd otvor, mus\u00edte v\u017edy za\u010d\u00edt t\u00edm vrt\u00e1kem, kter\u00fd v obrobku na po\u017eadovan\u00e9m m\u00edst\u011b p\u0159edvrt\u00e1 otvor men\u0161\u00edho pr\u016fm\u011bru, ne\u017e je fin\u00e1ln\u00ed. Po vrt\u00e1n\u00ed se do p\u0159edvrtan\u00e9ho otvoru vsad\u00ed v\u00fdhrubn\u00edk, a s n\u00edm se obrob\u00ed otvor do p\u0159esn\u011bj\u0161\u00ed podoby. V\u00fdhrubn\u00edky ji\u017e maj\u00ed v\u00edce b\u0159it\u016f, ne\u017e jen dva, co\u017e je typick\u00e9 pr\u00e1v\u011b pro vrt\u00e1ky, a pr\u00e1v\u011b d\u00edky v\u00edce b\u0159it\u016fm po obvodu n\u00e1stroje jej lze l\u00e9pe v\u00e9st obrobkem a zhotovovat p\u0159esn\u011bj\u0161\u00ed otvor.V\u00fdhrubn\u00edk ale st\u00e1le je\u0161t\u011b nesta\u010d\u00ed pro n\u011bkter\u00e9 opravdu velmi jemn\u00e9 a hodn\u011b p\u0159esn\u00e9 otvory, tehdy pak p\u0159ich\u00e1z\u00ed na \u0159adu staviteln\u00fd v\u00fdstru\u017en\u00edk. V\u00fdstru\u017en\u00edky tak\u00e9 maj\u00ed v\u00edce b\u0159it\u016f, ale odeb\u00edraj\u00ed ji\u017e ten\u010d\u00ed t\u0159\u00edsku, a t\u00edm p\u00e1dem se proces vystru\u017eov\u00e1n\u00ed p\u0159ibli\u017euje brou\u0161en\u00ed. Tato technologie v\u00fdroby p\u0159esn\u00fdch otvor\u016f je v\u0161ak st\u00e1le v kurzu a a\u010dkoli od doby, kdy byl v\u00fdstru\u017en\u00edk vynalezen, uplynula ji\u017e p\u011bkn\u00e1 \u0159\u00e1dka let, st\u00e1le se jedn\u00e1 o nepostradateln\u00fd n\u00e1stroj ve stroj\u00edrensk\u00e9 v\u00fdrob\u011b i v \u00fadr\u017eb\u011b.                                                                                                                                                                                                                                                                                                                                                                                          4.5\/5 - (4 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Co je to a k \u010demu pot\u0159ebujete staviteln\u00fd v\u00fdstru\u017en\u00edk","item":"https:\/\/www.durit.cz\/co-je-to-a-k-cemu-potrebujete-stavitelny-vystruznik\/#breadcrumbitem"}]}]