[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.vcespd.cz\/jak-se-zpracovava-surove-drevo\/#Article","mainEntityOfPage":"https:\/\/www.vcespd.cz\/jak-se-zpracovava-surove-drevo\/","headline":"Jak se zpracov\u00e1v\u00e1 surov\u00e9 d\u0159evo","name":"Jak se zpracov\u00e1v\u00e1 surov\u00e9 d\u0159evo","description":"D\u0159evo je nejstar\u0161\u00ed surovinou, kterou \u010dlov\u011bk dok\u00e1zal vyu\u017e\u00edt ke sv\u00e9mu prosp\u011bchu. Je to materi\u00e1l produkovan\u00fd \u017eiv\u00fdmi organismy – stromy, rostouc\u00edmi […]","datePublished":"2018-01-07","dateModified":"2023-05-31","author":{"@type":"Person","@id":"https:\/\/www.vcespd.cz\/author\/#Person","name":"","url":"https:\/\/www.vcespd.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/44215cbfc388d6c267f7eccf0a5fae95a459f733d44435ee1a21bfc9d2aea339?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/44215cbfc388d6c267f7eccf0a5fae95a459f733d44435ee1a21bfc9d2aea339?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"vcespd.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.vcespd.cz\/wp-content\/uploads\/img_a309492_w2370_t1520432174.jpg","url":"https:\/\/www.vcespd.cz\/wp-content\/uploads\/img_a309492_w2370_t1520432174.jpg","height":0,"width":0},"url":"https:\/\/www.vcespd.cz\/jak-se-zpracovava-surove-drevo\/","about":["Byznys"],"wordCount":436,"articleBody":"\tD\u0159evo je nejstar\u0161\u00ed surovinou, kterou \u010dlov\u011bk dok\u00e1zal vyu\u017e\u00edt ke sv\u00e9mu prosp\u011bchu. Je to materi\u00e1l produkovan\u00fd \u017eiv\u00fdmi organismy – stromy, rostouc\u00edmi \u010dasto ve spole\u010denstv\u00ed, tedy v lese. N\u011bkter\u00e9 lesy jsou vy\u010dlen\u011bny jako p\u0159\u00edrodn\u00ed rezervace, kde je t\u011b\u017eba zak\u00e1z\u00e1na nebo v\u00fdrazn\u011b omezena, existuj\u00ed ov\u0161em i hospod\u00e1\u0159sk\u00e9 lesy ur\u010den\u00e9 pro t\u011b\u017ebu a zpracov\u00e1n\u00ed d\u0159eva. O hospod\u00e1\u0159sk\u00fd les je t\u0159eba se n\u00e1le\u017eit\u011b starat. Nejen vzrostl\u00e9 stromy k\u00e1cet, ale s\u00e1zet nov\u00e9 a podporovat jejich r\u016fst. O proces obnovy lesa se postar\u00e1 lesn\u00edk a strom pak proch\u00e1z\u00ed mnohalet\u00fdm v\u00fdvojem od mal\u00e9ho semen\u00e1\u010dku s drobn\u00fdmi ko\u0159eny, p\u0159es mlad\u00fd stromek, a\u017e ke vzrostl\u00e9mu listn\u00e1\u010di nebo jehli\u010dnanu.\t\tD\u0159evo se m\u011bn\u00ed na \u0159ezivoPok\u00e1cen\u00fd strom se jako kulatina pomoc\u00ed speci\u00e1ln\u00edch stroj\u016f opracov\u00e1v\u00e1 na r\u016fzn\u00e9 druhy \u0159eziva. T\u00edm nejv\u00edce hospod\u00e1rn\u00fdm a prakticky tak\u00e9 nejvyu\u017e\u00edvan\u011bj\u0161\u00edm zp\u016fsobem je \u0159ez\u00e1n\u00ed kulatiny pod\u00e9l na rovnob\u011b\u017en\u00e9 p\u00e1sy. M\u016f\u017ee to b\u00fdt po\u0159ez na ostro, nebo \u0159ez\u00e1n\u00ed s prizmatem:Zpracov\u00e1n\u00ed kulatiny po\u0159ezem na ostroTakov\u00fdmto zp\u016fsobem kulatina proj\u00ed\u017ed\u00ed na pile ve v\u011bt\u0161in\u011b zpracovatelsk\u00fdch podnic\u00edch, vznik\u00e1 tak mnoho \u0159eziva s minim\u00e1ln\u00edm odpadem a na jeho povrchu se objevuj\u00ed typick\u00e9 fl\u00e1dry, co\u017e je kresba letokruh\u016f d\u0159eva, kdy je \u0159ez veden jimi nap\u0159\u00ed\u010d.Kulatina \u0159ezan\u00e1 prizmovac\u00edm zp\u016fsobemZ kulatiny se nejprve od\u0159e\u017ee st\u0159ed (tomu se \u0159\u00edk\u00e1 prizma) a na okraj\u00edch jen n\u011bkolik pl\u00e1t\u016f. Pak se prizma ot\u00e1\u010d\u00ed o devades\u00e1t stup\u0148\u016f a pilou proch\u00e1z\u00ed znovu, kdy odpad\u00e1v\u00e1 tzv. bo\u010dn\u00ed \u0159ezivo.Radi\u00e1ln\u00ed \u0159ezTen se prov\u00e1d\u00ed ve sm\u011bru kolm\u00e9m k letokruh\u016fm. Vyu\u017e\u00edv\u00e1 se p\u0159edev\u0161\u00edm ke speci\u00e1ln\u00edm \u0159ez\u016fm pro dekorativn\u00ed \u00fa\u010dely a v\u00fdrobu n\u00e1bytku, kde se cen\u00ed tvar letokruh\u016f na \u0159ezivu. Takov\u00e9 d\u0159evo se tak\u00e9 prod\u00e1v\u00e1 za vy\u0161\u0161\u00ed cenu a pochopiteln\u011b vy\u017eaduje velk\u00e9 n\u00e1roky na spot\u0159ebu materi\u00e1lu, vznik\u00e1 rovn\u011b\u017e velk\u00e9 mno\u017estv\u00ed odpadu.\u0158ez segmentov\u00fdTen se prov\u00e1d\u00ed kombinac\u00ed vodorovn\u00e9ho \u0159ezu a po\u0159ezu na ostro, \u010d\u00edm\u017e vznik\u00e1 materi\u00e1l s v\u00fdraznou radi\u00e1ln\u00ed kresbou. U tohoto zp\u016fsobu jsou tak\u00e9 ni\u017e\u0161\u00ed n\u00e1klady a m\u00e9n\u011b odpadu, segmentov\u00fd \u0159ez se pou\u017e\u00edv\u00e1 \u010dast\u011bji, ne\u017e radi\u00e1ln\u00ed.                                                                                                                                                                                                                                                                                                                                                                                         4.8\/5 - (9 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Jak se zpracov\u00e1v\u00e1 surov\u00e9 d\u0159evo","item":"https:\/\/www.vcespd.cz\/jak-se-zpracovava-surove-drevo\/#breadcrumbitem"}]}]