[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.elector.cz\/johansonky-pro-kalibraci-a-serizovani-meridel\/#Article","mainEntityOfPage":"https:\/\/www.elector.cz\/johansonky-pro-kalibraci-a-serizovani-meridel\/","headline":"Johansonky pro kalibraci a se\u0159izov\u00e1n\u00ed m\u011b\u0159idel","name":"Johansonky pro kalibraci a se\u0159izov\u00e1n\u00ed m\u011b\u0159idel","description":"Johansonky je zlidov\u011bl\u00fd n\u00e1zev speci\u00e1ln\u00edch m\u011b\u0159ic\u00edch a kalibrovac\u00edch n\u00e1stroj\u016f, kter\u00fd se ujal ve stroj\u00edrensk\u00e9m oboru ji\u017e ve dvac\u00e1t\u00e9m stolet\u00ed. Jsou to kovov\u00e9 nebo keramick\u00e9 desti\u010dky vyroben\u00e9 s velkou p\u0159esnost\u00ed, se…","datePublished":"2020-01-25","dateModified":"2023-05-04","author":{"@type":"Person","@id":"https:\/\/www.elector.cz\/author\/#Person","name":"","url":"https:\/\/www.elector.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/670235c08005d2f1b80a3d56a421809661de47ce0289bd1c93d0120f6ef211a4?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/670235c08005d2f1b80a3d56a421809661de47ce0289bd1c93d0120f6ef211a4?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"elector.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.elector.cz\/wp-content\/uploads\/img_a373718_w1735_t1585139005.jpg","url":"https:\/\/www.elector.cz\/wp-content\/uploads\/img_a373718_w1735_t1585139005.jpg","height":0,"width":0},"url":"https:\/\/www.elector.cz\/johansonky-pro-kalibraci-a-serizovani-meridel\/","about":["V\u00fdrobky"],"wordCount":415,"articleBody":"        Johansonky je zlidov\u011bl\u00fd n\u00e1zev speci\u00e1ln\u00edch m\u011b\u0159ic\u00edch a kalibrovac\u00edch n\u00e1stroj\u016f, kter\u00fd se ujal ve stroj\u00edrensk\u00e9m oboru ji\u017e ve dvac\u00e1t\u00e9m stolet\u00ed. Jsou to kovov\u00e9 nebo keramick\u00e9 desti\u010dky vyroben\u00e9 s velkou p\u0159esnost\u00ed, se speci\u00e1ln\u011b opracovan\u00fdm povrchem. Dod\u00e1vaj\u00ed se samostatn\u011b, nebo v sad\u011b s odstup\u0148ovan\u00fdmi rozm\u011bry a uplatn\u011bn\u00ed nach\u00e1z\u00ed nejen ve stroj\u00edrensk\u00e9 v\u00fdrob\u011b, ale i v amat\u00e9rsk\u00fdch kutilsk\u00fdch d\u00edln\u00e1ch. Kde se pou\u017e\u00edvaj\u00ed Rozd\u011bluj\u00ed se podle hodnot p\u0159esnosti opracov\u00e1n\u00ed povrchu a rozm\u011bru do \u010dty\u0159 z\u00e1kladn\u00edch t\u0159\u00edd. Nejp\u0159esn\u011bj\u0161\u00ed jsou ozna\u010dena p\u00edsmenem K a slou\u017e\u00ed jako tzv. kalibra\u010dn\u00ed m\u011b\u0159idla pro laboratorn\u00ed \u00fa\u010dely a se\u0159izov\u00e1n\u00ed velmi citliv\u00fdch a p\u0159esn\u00fdch m\u011b\u0159ic\u00edch p\u0159\u00edstroj\u016f. T\u0159\u00edda ozna\u010den\u00e1 \u010d\u00edslic\u00ed 0 je etalonov\u00e1 (pom\u011brov\u00e1) a ta se rovn\u011b\u017e pou\u017e\u00edv\u00e1 pro se\u0159\u00edzen\u00ed m\u011b\u0159idel a p\u0159\u00edstroj\u016f pro m\u011b\u0159en\u00ed, zejm\u00e9na v p\u0159esn\u00e9 stroj\u00edrensk\u00e9 v\u00fdrob\u011b. Dv\u011b ni\u017e\u0161\u00ed t\u0159\u00eddy  https:\/\/m.cd.cz\/typy-jizdenek\/1-trida\/-26332\/tmplid-860\/ p\u0159esnosti ozna\u010den\u00e9 \u010d\u00edslicemi 1 a 2 se vyu\u017e\u00edvaj\u00ed jako kontroln\u00ed m\u011brky ve stroj\u00edrenstv\u00ed v d\u00edlensk\u00fdch provozech i v laborato\u0159\u00edch a mohou se s nimi se\u0159izovat i n\u011bkter\u00e1 d\u00e9lkov\u00e1 posuvn\u00e1 m\u011b\u0159idla. T\u0159\u00eddy p\u0159esnosti v\u010detn\u011b rozm\u011brov\u00fdch hodnot a odchylek ur\u010duje oborov\u00e1 norma DIN EN ISO 3650.  Dva z\u00e1kladn\u00ed druhy Johansonek Keramick\u00e9 v\u00fdrobky \u2013 jejich povrch je ru\u010dn\u011b le\u0161t\u011bn\u00fd (lapovan\u00fd) a je velmi p\u0159ilnav\u00fd, tak\u017ee je mo\u017en\u00e9 jednotliv\u00e9 m\u011brky na sebe skl\u00e1dat a vytv\u00e1\u0159et pot\u0159ebn\u00fd m\u011b\u0159ic\u00ed rozm\u011br. V\u00fdroba klade d\u016fraz na vysokou odolnost proti ot\u011bru, kter\u00e1 je z\u00e1kladn\u00edm p\u0159edpokladem dlouh\u00e9 \u017eivotnosti m\u011brek a jejich spolehlivosti po celou dobu vyu\u017e\u00edv\u00e1n\u00ed. Odstup\u0148ov\u00e1n\u00ed m\u011brek se tak\u00e9 rozli\u0161uje podle d\u00e9lky na kr\u00e1tk\u00e9 (do d\u00e9lky 100 mm) a dlouh\u00e9 (od 125 mm do 1000 mm).Ocelov\u00e9 m\u011brky \u2013 ocelov\u00e9 m\u011brky se vyr\u00e1b\u00ed se stejnou p\u0159esnost\u00ed, jako keramick\u00e9, zhotovuj\u00ed se ze speci\u00e1ln\u00ed ocelov\u00e9 slitiny (karbid wolframu). Nev\u00fdhodou m\u016f\u017ee b\u00fdt n\u00e1chylnost ke korozi, co\u017e se eliminuje ukl\u00e1d\u00e1n\u00edm do polstrovan\u00e9ho kuf\u0159\u00edkov\u00e9ho obalu a o\u0161et\u0159ov\u00e1n\u00edm povrchu speci\u00e1ln\u00edmi vazel\u00ednami nebo silikonov\u00fdmi pastami.                                                                                                                                                                                                                                                                                                                                                                                           3.7\/5 - (10 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Johansonky pro kalibraci a se\u0159izov\u00e1n\u00ed m\u011b\u0159idel","item":"https:\/\/www.elector.cz\/johansonky-pro-kalibraci-a-serizovani-meridel\/#breadcrumbitem"}]}]