[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.haris.cz\/strojirenstvi-neni-obor-jen-pro-muze\/#Article","mainEntityOfPage":"https:\/\/www.haris.cz\/strojirenstvi-neni-obor-jen-pro-muze\/","headline":"Stroj\u00edrenstv\u00ed nen\u00ed obor jen pro mu\u017ee","name":"Stroj\u00edrenstv\u00ed nen\u00ed obor jen pro mu\u017ee","description":"Ji\u017e za socialismu se oboru stroj\u00edrenstv\u00ed v\u011bnovaly \u017eeny, zpo\u010d\u00e1tku doch\u00e1zelo v pades\u00e1t\u00fdch letech k obrovsk\u00e9mu n\u00e1boru do t\u011bchto pracovn\u00edch pozic z d\u016fvodu urychlen\u00ed v\u00fdstavby v\u00e1lkou","datePublished":"2023-06-30","dateModified":"2023-10-05","author":{"@type":"Person","@id":"https:\/\/www.haris.cz\/author\/#Person","name":"","url":"https:\/\/www.haris.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/d3163b56da0fbe010a5181dcf7396b9bd721056c768c8d190d293b864efe53fe?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/d3163b56da0fbe010a5181dcf7396b9bd721056c768c8d190d293b864efe53fe?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"haris.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.haris.cz\/wp-content\/uploads\/engineer-4915808_640.jpg","url":"https:\/\/www.haris.cz\/wp-content\/uploads\/engineer-4915808_640.jpg","height":0,"width":0},"url":"https:\/\/www.haris.cz\/strojirenstvi-neni-obor-jen-pro-muze\/","about":["Produkty"],"wordCount":400,"articleBody":"   Ji\u017e za socialismu se oboru stroj\u00edrenstv\u00ed v\u011bnovaly \u017eeny, zpo\u010d\u00e1tku doch\u00e1zelo v pades\u00e1t\u00fdch letech k obrovsk\u00e9mu n\u00e1boru do t\u011bchto pracovn\u00edch pozic z d\u016fvodu urychlen\u00ed v\u00fdstavby v\u00e1lkou zdecimovan\u00e9 zem\u011b a postupn\u011b se v\u011bnoval dostatek \u010dasu i v\u00fduce student\u016f odborn\u00fdch u\u010dili\u0161\u0165 a st\u0159edn\u00edch \u0161kol, kde d\u00edvky sice nebyly zastoupen\u00e9 ve velk\u00fdch po\u010dtech, ale i p\u0159esto se nejednalo o zanedbateln\u00e1 \u010d\u00edsla.V sou\u010dasn\u00e9 dob\u011b nen\u00ed mezi \u017eenami o stroj\u00edrensk\u00e9 obory takov\u00fd z\u00e1jem, p\u0159esto neznamen\u00e1, \u017ee by nezvl\u00e1daly tot\u00e9\u017e, co mu\u017ei. Mnoh\u00e9 z nich jsou i vynikaj\u00edc\u00ed konstrukt\u00e9rky a technologi\u010dt\u00ed experti a samoz\u0159ejm\u011b znaj\u00ed i metody obr\u00e1b\u011bn\u00ed kov\u016f, mezi nimi\u017e nechyb\u00ed ani v\u00fdroba p\u0159esn\u00fdch v\u00e1lcov\u00fdch otvor\u016f.Vyvrtat do obrobku otvor pat\u0159\u00ed k z\u00e1kladn\u00edm dovednostem ji\u017e na z\u00e1kladn\u00edch \u0161kol\u00e1ch a zde se \u017e\u00e1ci a pozd\u011bji studenti seznamuj\u00ed zejm\u00e9na s vlastnostmi kovov\u00fdch materi\u00e1l\u016f, jak se p\u0159i obr\u00e1b\u011bn\u00ed chovaj\u00ed, a co je k jejich opracov\u00e1n\u00ed zapot\u0159eb\u00ed. Teprve pozd\u011bji se seznamuj\u00ed s dal\u0161\u00edmi, p\u0159esn\u011bj\u0161\u00edmi n\u00e1stroji, kter\u00e9 jsou n\u00e1stavbou vrt\u00e1k\u016f, a jejich fin\u00e1ln\u00edm produktem je  velmi i p\u0159esn\u00fd otvor, co do geometrie, rozm\u011br\u016f i jakosti povrchu.Vrt\u00e1k zhotovuje pom\u011brn\u011b nep\u0159esn\u00e9 otvory z toho d\u016fvodu, \u017ee m\u00e1 jen dva protilehl\u00e9 b\u0159ity, a ty nemohou p\u0159i posuvu n\u00e1stroje obrobkem zajistit velmi p\u0159esnou jakost v\u00fdroby. K tomu jsou zapot\u0159eb\u00ed v\u00fdhrubn\u00edky a v\u00fdstru\u017en\u00edky s v\u00edce b\u0159ity a velmi p\u0159esn\u00fdm veden\u00edm v obrobku. Staviteln\u00fd v\u00fdstru\u017en\u00edk https:\/\/www.i-nastroje.cz\/Stavitelne-221424-c31_112_4.htm je pak ji\u017e velmi sofistikovan\u00fdm n\u00e1strojem pro obr\u00e1b\u011bn\u00ed hladk\u00fdch a p\u0159esn\u011b kulat\u00fdch d\u011br, kter\u00e9 pak slou\u017e\u00ed pro kontakt s h\u0159\u00eddel\u00ed v r\u00e1mci konstruk\u010dn\u00edho, zejm\u00e9na pohybliv\u00e9ho prvku. T\u00edmto zp\u016fsobem se nap\u0159\u00edklad vyr\u00e1b\u00ed klikov\u00e9 h\u0159\u00eddele ve spalovac\u00edch motorech nebo p\u0159evodovky dopravn\u00edch prost\u0159edk\u016f. Kdybyste ponechali tuto pr\u00e1ci \u010dist\u011b na vrt\u00e1c\u00edch, \u017e\u00e1dn\u00fd mechanismus by nebyl funk\u010dn\u00ed a spolehliv\u00fd, motor by se zad\u0159el a p\u0159evodovka by dopadla podobn\u011b.                                                                                                                                                                                                                                                                                                                                                                                          4.5\/5 - (11 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Stroj\u00edrenstv\u00ed nen\u00ed obor jen pro mu\u017ee","item":"https:\/\/www.haris.cz\/strojirenstvi-neni-obor-jen-pro-muze\/#breadcrumbitem"}]}]