[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.bsot.cz\/vyroba-presnych-kruhovych-otvoru-se-neobejde-bez-vystruzniku\/#Article","mainEntityOfPage":"https:\/\/www.bsot.cz\/vyroba-presnych-kruhovych-otvoru-se-neobejde-bez-vystruzniku\/","headline":"V\u00fdroba p\u0159esn\u00fdch kruhov\u00fdch otvor\u016f se neobejde bez v\u00fdstru\u017en\u00edk\u016f","name":"V\u00fdroba p\u0159esn\u00fdch kruhov\u00fdch otvor\u016f se neobejde bez v\u00fdstru\u017en\u00edk\u016f","description":"Kdyby pan Krampol v televizn\u00ed sout\u011b\u017ei Nikdo nen\u00ed dokonal\u00fd pokl\u00e1dal<span class=\"more-dots\"><a href=\"https:\/\/www.bsot.cz\/vyroba-presnych-kruhovych-otvoru-se-neobejde-bez-vystruzniku\/\">[ ... ]<\/span><\/a>","datePublished":"2025-04-03","dateModified":"2025-04-03","author":{"@type":"Person","@id":"https:\/\/www.bsot.cz\/author\/#Person","name":"","url":"https:\/\/www.bsot.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/32bc2d377216483c132a3bbf038b8838926e0616f1b3d0e9cb50d997f0b052ba?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/32bc2d377216483c132a3bbf038b8838926e0616f1b3d0e9cb50d997f0b052ba?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"bsot.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.bsot.cz\/wp-content\/uploads\/metal-5808673_640.jpg","url":"https:\/\/www.bsot.cz\/wp-content\/uploads\/metal-5808673_640.jpg","height":0,"width":0},"url":"https:\/\/www.bsot.cz\/vyroba-presnych-kruhovych-otvoru-se-neobejde-bez-vystruzniku\/","about":["Nakupov\u00e1n\u00ed"],"wordCount":422,"articleBody":"           Kdyby pan Krampol v televizn\u00ed sout\u011b\u017ei Nikdo nen\u00ed dokonal\u00fd pokl\u00e1dal lidem ot\u00e1zku: \u201eCo je to vrt\u00e1k\u201c, je docela pravd\u011bpodobn\u00e9, \u017ee by zaznamenal stoprocentn\u00ed \u00fasp\u011b\u0161nost spr\u00e1vn\u00fdch odpov\u011bd\u00ed, a t\u0159eba by se je\u0161t\u011b od n\u011bkoho dozv\u011bd\u011bl, \u017ee za \u201evrt\u00e1ka\u201c je pova\u017eov\u00e1n jedinec, co prov\u00e1d\u00ed n\u011bjak\u00e9 hlouposti. Vrt\u00e1k je zkr\u00e1tka jedn\u00edm z nejzn\u00e1m\u011bj\u0161\u00edch n\u00e1stroj\u016f a po\u0159\u00edd\u00edte jej v mnoha obchodech typu hobby market\u016f. Vrt\u00e1n\u00ed je proces, p\u0159i n\u011bm\u017e vznik\u00e1 kruhov\u00fd otvor, ale jeho p\u0159esnost je pom\u011brn\u011b omezen\u00e1. Je to d\u00e1no pouh\u00fdmi dv\u011bma b\u0159ity, kter\u00e9 nevedou n\u00e1stroj otvorem tak p\u0159esn\u011b, aby vznikl dokonal\u00fd kruh s velmi hladk\u00fdm povrchem.   Pro odvrt\u00e1n\u00ed otvoru ur\u010den\u00e9ho k provle\u010den\u00ed \u0161roubu to bohat\u011b posta\u010d\u00ed, ale chcete-li m\u00edt otvor velmi p\u0159esn\u00fd &#8211; kruhov\u011b, rozm\u011brov\u011b i co se t\u00fd\u010de jakosti povrchu, mus\u00edte na to j\u00edt jinak. Vrt\u00e1k poslou\u017e\u00ed pouze k p\u0159edvrt\u00e1n\u00ed otvor\u016f a k dokon\u010den\u00ed obr\u00e1b\u011bc\u00edho procesu pak vyu\u017eijete v\u00fdhrubn\u00edk a staviteln\u00fd v\u00fdstru\u017en\u00edk. V\u00fdhrubn\u00edky a ku\u017eelov\u00e9 v\u00fdstru\u017en\u00edky i-n\u00e1stroje jsou n\u00e1stroje s v\u00edce b\u0159ity um\u00edst\u011bn\u00fdmi po obvodu n\u00e1stroje. T\u00edm se zajist\u00ed velmi p\u0159esn\u00e9 veden\u00ed n\u00e1stroje otvorem, a tedy p\u0159esnost po\u017eadovan\u00e9ho otvoru je na takov\u00e9 \u00farovni, \u017ee jej lze vyu\u017e\u00edt pro spojen\u00ed dvou \u010di v\u00edce sou\u010d\u00e1st\u00ed pro jejich mechanick\u00fd pohyb. Kup\u0159\u00edkladu pro pohyb p\u00edstu ve v\u00e1lci motoru.  Tyto p\u0159esn\u00e9 stroj\u00edrensk\u00e9 n\u00e1stroje se uplatn\u00ed v praxi ve velkos\u00e9riov\u00e9 i malos\u00e9riov\u00e9 v\u00fdrob\u011b, mohou s nimi pracovat \u00fadr\u017eb\u00e1\u0159i, z\u00e1me\u010dn\u00edci, kutilov\u00e9 a t\u0159eba tak\u00e9 majitel\u00e9 automobilov\u00fdch veter\u00e1n\u016f, na kter\u00e9 se ji\u017e nedaj\u00ed sehnat n\u00e1hradn\u00ed d\u00edly, a kde je provoz vozidel vysloven\u011b z\u00e1visl\u00fd na \u0161ikovnosti jejich majitel\u016f.V\u00fdhrubn\u00edk a v\u00fdstru\u017en\u00edk je sice speci\u00e1ln\u00ed n\u00e1stroj, a je dra\u017e\u0161\u00ed, ne\u017e vrt\u00e1k, ale existuj\u00ed i dra\u017e\u0161\u00ed v\u00fdrobn\u00ed n\u00e1stroje, nap\u0159\u00edklad protahovac\u00ed trny. V\u00fdstru\u017en\u00edky zn\u00e1 lidstvo ji\u017e des\u00edtky let a dostupnost t\u011bchto n\u00e1stroj\u016f je velmi dobr\u00e1 pro ka\u017ed\u00e9ho z\u00e1jemce, kter\u00fd se chce pr\u00e1ci s t\u011bmito n\u00e1stroji v\u011bnovat na profesion\u00e1ln\u00ed i amat\u00e9rsk\u00e9 b\u00e1zi.                                                                                                                                                                                                                                                                                                                                                                                          4\/5 - (4 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"V\u00fdroba p\u0159esn\u00fdch kruhov\u00fdch otvor\u016f se neobejde bez v\u00fdstru\u017en\u00edk\u016f","item":"https:\/\/www.bsot.cz\/vyroba-presnych-kruhovych-otvoru-se-neobejde-bez-vystruzniku\/#breadcrumbitem"}]}]