[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.iret.cz\/k-cemu-je-zapotrebi-nozove-pravitko\/#Article","mainEntityOfPage":"https:\/\/www.iret.cz\/k-cemu-je-zapotrebi-nozove-pravitko\/","headline":"K \u010demu je zapot\u0159eb\u00ed no\u017eov\u00e9 prav\u00edtko","name":"K \u010demu je zapot\u0159eb\u00ed no\u017eov\u00e9 prav\u00edtko","description":"Stroj\u00edrenstv\u00ed je velmi obs\u00e1hl\u00fd obor a n\u011bkte\u0159\u00ed lid\u00e9 jej p\u0159irovn\u00e1vaj\u00ed k medic\u00edn\u011b. Ta se tak\u00e9 d\u011bl\u00ed na mnoho oborov\u00fdch \u010d\u00e1st\u00ed a nen\u00ed v sil\u00e1ch \u017e\u00e1dn\u00e9ho l\u00e9ka\u0159e, aby obs\u00e1hl v\u0161echna oborov\u00e1 specifika. Stroja\u0159i to maj\u00ed podobn\u011b, ka\u017ed\u00fd z nich sice vystudoval stroj\u00edrenstv\u00ed a zn\u00e1 v\u0161eobecn\u00e9 z\u00e1klady, ale n\u011bkter\u00e9 d\u00edl\u010d\u00ed detaily v jin\u00fdch oborech p\u0159enech\u00e1v\u00e1 sv\u00fdm koleg\u016fm. ... Read moreK \u010demu je zapot\u0159eb\u00ed no\u017eov\u00e9 prav\u00edtko<\/span><\/a>","datePublished":"2024-06-23","dateModified":"2024-06-23","author":{"@type":"Person","@id":"https:\/\/www.iret.cz\/author\/#Person","name":"","url":"https:\/\/www.iret.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/9478c3014fb8763e2a18691ad6bf83eff86429738afad80df8227ac472865e36?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/9478c3014fb8763e2a18691ad6bf83eff86429738afad80df8227ac472865e36?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"iret.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.iret.cz\/wp-content\/uploads\/transmission-3601777_640_1.jpg","url":"https:\/\/www.iret.cz\/wp-content\/uploads\/transmission-3601777_640_1.jpg","height":0,"width":0},"url":"https:\/\/www.iret.cz\/k-cemu-je-zapotrebi-nozove-pravitko\/","about":["Business"],"wordCount":397,"articleBody":" Stroj\u00edrenstv\u00ed je velmi obs\u00e1hl\u00fd obor a n\u011bkte\u0159\u00ed lid\u00e9 jej p\u0159irovn\u00e1vaj\u00ed k medic\u00edn\u011b. Ta se tak\u00e9 d\u011bl\u00ed na mnoho oborov\u00fdch \u010d\u00e1st\u00ed a nen\u00ed v sil\u00e1ch \u017e\u00e1dn\u00e9ho l\u00e9ka\u0159e, aby obs\u00e1hl v\u0161echna oborov\u00e1 specifika. Stroja\u0159i to maj\u00ed podobn\u011b, ka\u017ed\u00fd z nich sice vystudoval stroj\u00edrenstv\u00ed a zn\u00e1 v\u0161eobecn\u00e9 z\u00e1klady, ale n\u011bkter\u00e9 d\u00edl\u010d\u00ed detaily v jin\u00fdch oborech p\u0159enech\u00e1v\u00e1 sv\u00fdm koleg\u016fm. Jestli\u017ee si nyn\u00ed ze stroja\u0159iny vybereme obr\u00e1b\u011bn\u00ed kovov\u00fdch materi\u00e1l\u016f, d\u011bl\u00edme tyto procesy nap\u0159\u00edklad na soustru\u017een\u00ed, fr\u00e9zov\u00e1n\u00ed, brou\u0161en\u00ed, vrt\u00e1n\u00ed a hoblov\u00e1n\u00ed a ka\u017ed\u00e1 procedura vy\u017eaduje jin\u00e9 stroje, jin\u00e9 pracovn\u00ed podm\u00ednky a jin\u00e9 znalosti.Jako p\u0159\u00edklad bychom mohli vyu\u017e\u00edt fr\u00e9zov\u00e1n\u00ed, hoblov\u00e1n\u00ed a brou\u0161en\u00ed povrch\u016f velk\u00fdch ocelov\u00fdch desek, u nich\u017e velmi z\u00e1le\u017e\u00ed nejen na kvalit\u011b povrchu, ale tak\u00e9 na rovinnosti a p\u0159\u00edmosti. Jin\u00fdmi slovy, pot\u0159ebujeme vyrobit hladkou, rozm\u011brov\u011b p\u0159esnou a tak\u00e9 zcela rovnou, neprohnutou desku. V\u00fdroba za\u010dne nap\u0159\u00edklad hoblov\u00e1n\u00edm nebo fr\u00e9zov\u00e1n\u00edm, a jakmile je proces dokon\u010den, p\u0159ijde na \u0159adu brou\u0161en\u00ed. V pr\u016fb\u011bhu pr\u00e1ce bude samoz\u0159ejm\u011b tak\u00e9 nutn\u00e9 kontrolovat rozm\u011bry a rovinnost povrchu, a v takov\u00e9m p\u0159\u00edpad\u011b se uplatn\u00ed i no\u017eov\u00e9 prav\u00edtko. No\u017eov\u00e9 prav\u00edtko je speci\u00e1ln\u00ed m\u011b\u0159ic\u00ed ocelov\u00e9 prav\u00edtko, kter\u00e9 m\u00e1 na funk\u010dn\u00edch \u010d\u00e1stech lapovan\u00fd povrch, tedy velmi p\u0159esn\u00fd a hladk\u00fd, aby bylo m\u011b\u0159en\u00ed spolehliv\u00e9.Prav\u00edtko slou\u017e\u00ed ke zji\u0161t\u011bn\u00ed, do jak\u00e9 m\u00edry je zde patrn\u00e1 nerovnost povrchu. M\u011b\u0159en\u00ed se prov\u00e1d\u00ed tak, \u017ee se na plochu prav\u00edtko p\u0159ilo\u017e\u00ed, a vizu\u00e1ln\u011b se kontroluje, kolik sv\u011btla prosv\u00edt\u00e1 mezi prav\u00edtkem a opracovanou plochou obrobku. No\u017eov\u00e1 prav\u00edtka upot\u0159eb\u00ed ve sv\u00e9 praxi stroj\u00edrensk\u00e9 provozy, ale i \u00fadr\u017eba, z\u00e1me\u010dnick\u00e9 d\u00edlny a tak\u00e9 soukrom\u00e9 autoopravny, nap\u0159\u00edklad zam\u011b\u0159en\u00e9 pro opravy a renovace vozidel typu veter\u00e1n\u016f. Prav\u00edtko se m\u016f\u017ee hodit i kutil\u016fm v dom\u00e1c\u00ed d\u00edln\u011b a dal\u0161\u00edm lidem, kte\u0159\u00ed pot\u0159ebuj\u00ed ov\u011b\u0159ovat rovinnost povrch\u016f p\u0159ev\u00e1\u017en\u011b kovov\u00fdch, ale t\u0159eba i sklen\u011bn\u00fdch desek. 4.6\/5 - (10 votes) "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"K \u010demu je zapot\u0159eb\u00ed no\u017eov\u00e9 prav\u00edtko","item":"https:\/\/www.iret.cz\/k-cemu-je-zapotrebi-nozove-pravitko\/#breadcrumbitem"}]}]