[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.tartarus.cz\/protahovaci-trn-je-velice-zvlastni-nastroj\/#Article","mainEntityOfPage":"https:\/\/www.tartarus.cz\/protahovaci-trn-je-velice-zvlastni-nastroj\/","headline":"Protahovac\u00ed trn je velice zvl\u00e1\u0161tn\u00ed n\u00e1stroj","name":"Protahovac\u00ed trn je velice zvl\u00e1\u0161tn\u00ed n\u00e1stroj","description":"Stroj\u00edrenstv\u00ed je nesm\u00edrn\u011b obs\u00e1hl\u00fd obor lidsk\u00e9 \u010dinnosti, podobn\u011b jako medic\u00edna, kdy se l\u00e9ka\u0159i d\u011bl\u00ed na pediatry, dentisty, internisty \u010di ortopedy. Jestli\u017ee bychom v\u00e1m polo\u017eili ot\u00e1zku, jak\u00e9 zn\u00e1te stroj\u00edrensk\u00e9 stroje a n\u00e1stroje, bylo by docela pravd\u011bpodobn\u00e9, \u017ee byste (pokud nejste stroja\u0159i) odpov\u00eddali tak, \u017ee byste na prvn\u00edch m\u00edstech vyjmenovali soustruhy a soustru\u017enick\u00e9 no\u017ee \u010di vrta\u010dky s […]","datePublished":"2025-03-17","dateModified":"2025-03-17","author":{"@type":"Person","@id":"https:\/\/www.tartarus.cz\/author\/#Person","name":"","url":"https:\/\/www.tartarus.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/bf8a2da9791e94b6eb5cec245ee5eeceecb651e79e829278e2c546441579397e?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/bf8a2da9791e94b6eb5cec245ee5eeceecb651e79e829278e2c546441579397e?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"tartarus.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.tartarus.cz\/wp-content\/uploads\/key-791641_640_4.jpg","url":"https:\/\/www.tartarus.cz\/wp-content\/uploads\/key-791641_640_4.jpg","height":0,"width":0},"url":"https:\/\/www.tartarus.cz\/protahovaci-trn-je-velice-zvlastni-nastroj\/","about":["V\u00fdrobky"],"wordCount":408,"articleBody":"   Stroj\u00edrenstv\u00ed je nesm\u00edrn\u011b obs\u00e1hl\u00fd obor lidsk\u00e9 \u010dinnosti, podobn\u011b jako medic\u00edna, kdy se l\u00e9ka\u0159i d\u011bl\u00ed na pediatry, dentisty, internisty \u010di ortopedy. Jestli\u017ee bychom v\u00e1m polo\u017eili ot\u00e1zku, jak\u00e9 zn\u00e1te stroj\u00edrensk\u00e9 stroje a n\u00e1stroje, bylo by docela pravd\u011bpodobn\u00e9, \u017ee byste (pokud nejste stroja\u0159i) odpov\u00eddali tak, \u017ee byste na prvn\u00edch m\u00edstech vyjmenovali soustruhy a soustru\u017enick\u00e9 no\u017ee \u010di vrta\u010dky s vrt\u00e1ky. Soustru\u017een\u00ed a vrt\u00e1n\u00ed je v pov\u011bdom\u00ed ve\u0159ejnosti velmi roz\u0161\u00ed\u0159en\u00e9, ov\u0161em pokud bychom se m\u011bli soust\u0159edit na n\u011bkter\u00e9 specifick\u00e9 n\u00e1stroje, mo\u017en\u00e1 byste ani nem\u011bli tu\u0161en\u00ed, k \u010demu slou\u017e\u00ed a jak vypadaj\u00ed. T\u0159eba takov\u00fd protahovac\u00ed trn.Co je to protahovac\u00ed trn \u2013 ve stroj\u00edrensk\u00e9 v\u00fdrob\u011b se n\u011bkdy setk\u00e1v\u00e1me se situacemi, kdy k obr\u00e1b\u011bn\u00ed kov\u016f nevysta\u010d\u00edme s nejroz\u0161\u00ed\u0159en\u011bj\u0161\u00edmi n\u00e1stroji, jako jsou vrt\u00e1ky, v\u00fdhrubn\u00edky a v\u00fdstru\u017en\u00edky, soustru\u017enick\u00e9 no\u017ee, fr\u00e9zy nebo brusn\u00e9 kotou\u010de. Kup\u0159\u00edkladu je-li zapot\u0159eb\u00ed vyrobit otvor slo\u017eit\u00fdch geometrick\u00fdch tvar\u016f, jako je sedmic\u00edp\u00e1 hv\u011bzda. Mezi takov\u00e9 obrobky pat\u0159\u00ed i docela oby\u010dejn\u00e9 vlo\u017eky do dve\u0159n\u00edch z\u00e1mk\u016f. Kdy\u017e si zbl\u00edzka prohl\u00e9dnete kl\u00ed\u010d a vlo\u017eku, do kter\u00e9 jej zasouv\u00e1te, zjist\u00edte, \u017ee vlo\u017eka p\u0159esn\u011b odpov\u00edd\u00e1 tvaru kl\u00ed\u010de, a \u017ee jde o velice slo\u017eit\u00fd tvar, kter\u00fd byste nezvl\u00e1dli zhotovit b\u011b\u017en\u00fdm vrt\u00e1kem. A v t\u00e9to chv\u00edli nastupuje na sc\u00e9nu protahov\u00e1k neboli protahovac\u00ed trn.Protahovac\u00ed trny jsou dlouh\u00e9 ocelov\u00e9 ty\u010de opat\u0159en\u00e9 \u0159ezn\u00fdmi zuby. A to tak, \u017ee ka\u017ed\u00fd zub odeb\u00edr\u00e1 drobnou t\u0159\u00edsku a zuby jsou v \u0159ad\u011b za sebou sestaven\u00e9 tak, aby ten posledn\u00ed zub ji\u017e dokon\u010dil fin\u00e1ln\u00ed obr\u00e1b\u011bc\u00ed operaci. T\u00edmto zp\u016fsobem lze zhotovit nejen otvory ve vlo\u017ek\u00e1ch do z\u00e1mk\u016f, ale i dal\u0161\u00ed slo\u017eit\u00e9 vnit\u0159n\u00ed tvary otvor\u016f, pot\u0159ebn\u00e9 pro r\u016fzn\u00e9 stroj\u00edrensk\u00e9 sou\u010d\u00e1sti stroj\u016f a za\u0159\u00edzen\u00ed \u010di spot\u0159ebn\u00edho zbo\u017e\u00ed. A\u017e tedy budete br\u00e1t do ruky svazek kl\u00ed\u010d\u016f a odemykat vchod do va\u0161eho p\u0159\u00edbytku, vzpome\u0148te si na protahov\u00e1ky, bez nich\u017e byste \u017e\u00e1dn\u00fd patentn\u00ed z\u00e1mek ve dve\u0159\u00edch nem\u011bli, ale pouze ten oby\u010dejn\u00fd, dozick\u00fd.                                                                                                                                                                                                                                                                                                                                                                                          3.1\/5 - (9 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Protahovac\u00ed trn je velice zvl\u00e1\u0161tn\u00ed n\u00e1stroj","item":"https:\/\/www.tartarus.cz\/protahovaci-trn-je-velice-zvlastni-nastroj\/#breadcrumbitem"}]}]