{"id":27046,"date":"2025-12-10T10:18:51","date_gmt":"2025-12-10T02:18:51","guid":{"rendered":"https:\/\/sinoextrud.com\/?p=27046"},"modified":"2025-12-10T10:18:51","modified_gmt":"2025-12-10T02:18:51","slug":"bezne-tvary-prurezu-hlinikovych-vylisku","status":"publish","type":"post","link":"https:\/\/sinoextrud.com\/cs\/aluminum-extrusion-common-cross-section-shapes\/","title":{"rendered":"B\u011b\u017en\u00e9 tvary pr\u016f\u0159ez\u016f hlin\u00edkov\u00fdch v\u00fdlisk\u016f?"},"content":{"rendered":"<p><a href=\"https:\/\/placehold.co\"><\/p>\n<figure><img decoding=\"async\" src=\"https:\/\/sinoextrud.com\/wp-content\/uploads\/Factory-Price-Custom-Aluminum-Extrusion-Heatsink.jpg\" alt=\"Tov\u00e1rn\u00ed cena Vlastn\u00ed hlin\u00edkov\u00fd vytla\u010dovac\u00ed chladi\u010d\"><figcaption>Tov\u00e1rn\u00ed cena Vlastn\u00ed hlin\u00edkov\u00fd vytla\u010dovac\u00ed chladi\u010d<\/figcaption><\/figure>\n<p><\/a><\/p>\n<p>N\u00e1vrh\u00e1\u0159i \u010dasto vyb\u00edraj\u00ed \u0161patn\u00e9 tvary. To od\u010derp\u00e1v\u00e1 materi\u00e1l a oslabuje d\u00edly. Spr\u00e1vn\u00fd tvar \u0161et\u0159\u00ed hmotnost a zvy\u0161uje pevnost a z\u00e1rove\u0148 sni\u017euje mno\u017estv\u00ed odpadu.<\/p>\n<p><strong>Mezi b\u011b\u017en\u00e9 hlin\u00edkov\u00e9 v\u00fdlisky pat\u0159\u00ed obd\u00e9ln\u00edky, \u00faheln\u00edky, kan\u00e1ly, T-profily a dut\u00e9 trubky.<\/strong> Tyto tvary pokr\u00fdvaj\u00ed v\u011bt\u0161inu pot\u0159eb a odpov\u00eddaj\u00ed mnoha aplikac\u00edm.<\/p>\n<p>D\u00e1le uk\u00e1\u017eu, jak z\u00e1le\u017e\u00ed na volb\u011b tvaru a \u010d\u00edm se tato volba \u0159\u00edd\u00ed.<\/p>\n<h2>Jak\u00e9 tvary se nej\u010dast\u011bji lisuj\u00ed z hlin\u00edku?<\/h2>\n<p>Mnoho profil\u016f pou\u017e\u00edv\u00e1 jednoduch\u00e9 tvary. Konstrukt\u00e9\u0159i d\u00e1vaj\u00ed p\u0159ednost jednoduch\u00fdm tvar\u016fm kv\u016fli cen\u011b a pevnosti.<\/p>\n<p><strong>Nej\u010dast\u011bj\u0161\u00edmi tvary jsou pln\u00e9 obd\u00e9ln\u00edky, \u010dtvercov\u00e9 trubky, C-kan\u00e1ly, L-\u00faheln\u00edky a T-profily.<\/strong> Tyto tvary se objevuj\u00ed \u010dasto, proto\u017ee vyva\u017euj\u00ed snadnou v\u00fdrobu, pevnost a v\u0161estrannost.<\/p>\n<p><a href=\"https:\/\/placehold.co\"><\/p>\n<figure><img decoding=\"async\" src=\"https:\/\/sinoextrud.com\/wp-content\/uploads\/Aerospace-Aluminum-Extrusions.webp\" alt=\"Leteck\u00e9 hlin\u00edkov\u00e9 v\u00fdlisky\"><figcaption>Leteck\u00e9 hlin\u00edkov\u00e9 v\u00fdlisky<\/figcaption><\/figure>\n<p><\/a><\/p>\n<h3>B\u011b\u017en\u00e9 tvary a jejich vlastnosti<\/h3>\n<p>Zde je tabulka b\u011b\u017en\u00fdch tvar\u016f a jejich v\u00fdskytu:<\/p>\n<table>\n<thead>\n<tr>\n<th>Tvar<\/th>\n<th>Popis<\/th>\n<th>Typick\u00e9 pou\u017eit\u00ed<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Pln\u00fd obd\u00e9ln\u00edk \/ \u010dtvercov\u00fd pruh<\/td>\n<td>Pln\u00fd pevn\u00fd pr\u016f\u0159ez<\/td>\n<td>R\u00e1m, podp\u011bry, z\u00e1kladov\u00e9 desky<\/td>\n<\/tr>\n<tr>\n<td>\u010ctvercov\u00e1 nebo obd\u00e9ln\u00edkov\u00e1 dut\u00e1 trubka<\/td>\n<td>Dut\u00fd vnit\u0159ek, tenk\u00e9 st\u011bny<\/td>\n<td>Lehk\u00e9 r\u00e1my, dopravn\u00edky<\/td>\n<\/tr>\n<tr>\n<td>Kan\u00e1l C<\/td>\n<td>ve tvaru p\u00edsmene U s otev\u0159enou stranou<\/td>\n<td>Mont\u00e1\u017en\u00ed li\u0161ty, kolejnice pro posuvn\u00e9 syst\u00e9my<\/td>\n<\/tr>\n<tr>\n<td>\u00dahel L (\u00fahlov\u00fd profil)<\/td>\n<td>Pravo\u00fahl\u00e1 sekce \u201cL\u201d<\/td>\n<td>Rohov\u00e9 r\u00e1my, konzoly, v\u00fdztuhy<\/td>\n<\/tr>\n<tr>\n<td>T-profil<\/td>\n<td>Ve tvaru p\u00edsmene T<\/td>\n<td>Konstruk\u010dn\u00ed podp\u011bry, kolejnice, v\u00fdztuhy<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Tyto tvary p\u0159evl\u00e1daj\u00ed v oblasti vytla\u010dov\u00e1n\u00ed, proto\u017ee v\u00fdrobci opakovan\u011b pou\u017e\u00edvaj\u00ed n\u00e1stroje a kupuj\u00edc\u00ed d\u00e1vaj\u00ed p\u0159ednost levn\u00fdm a univerz\u00e1ln\u00edm \u0159e\u0161en\u00edm.<\/p>\n<p><div class=\"claim claim-true\" style=\"background-color: #e6f3e6; border-color: #e6f3e6; color: #2e8b57;\"><p><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" fill=\"transparent\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M20 13c0 5-3.5 7.5-7.66 8.95a1 1 0 0 1-.67-.01C7.5 20.5 4 18 4 13V6a1 1 0 0 1 1-1c2 0 4.5-1.2 6.24-2.72a1.17 1.17 0 0 1 1.52 0C14.51 3.81 17 5 19 5a1 1 0 0 1 1 1z\"\/><path d=\"m9 12 2 2 4-4\"\/><\/svg> <b>Pln\u00e9 obd\u00e9ln\u00edkov\u00e9 a dut\u00e9 trubkov\u00e9 profily pat\u0159\u00ed mezi nejb\u011b\u017en\u011bj\u0161\u00ed hlin\u00edkov\u00e9 v\u00fdlisky.<\/b><span class='claim-true-or-false'>Pravda<\/span><\/p><p class='claim-explanation'>Tyto tvary se objevuj\u00ed \u010dasto, proto\u017ee jsou jednoduch\u00e9, \u00fasporn\u00e9 a slou\u017e\u00ed mnoha konstruk\u010dn\u00edm \u00fa\u010del\u016fm.<\/p><\/div><br \/>\n<div class=\"claim claim-false\" style=\"background-color: #f8e6e6; border-color: #f8e6e6; color: #dc143c;\"><p><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" fill=\"transparent\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M20 13c0 5-3.5 7.5-7.66 8.95a1 1 0 0 1-.67-.01C7.5 20.5 4 18 4 13V6a1 1 0 0 1 1-1c2 0 4.5-1.2 6.24-2.72a1.17 1.17 0 0 1 1.52 0C14.51 3.81 17 5 19 5a1 1 0 0 1 1 1z\"\/><path d=\"m14.5 9.5-5 5\"\/><path d=\"m9.5 9.5 5 5\"\/><\/svg> <b>I-nosn\u00edky jsou celosv\u011btov\u011b nejb\u011b\u017en\u011bj\u0161\u00edm tvarem hlin\u00edkov\u00fdch v\u00fdlisk\u016f.<\/b><span class='claim-true-or-false'>False<\/span><\/p><p class='claim-explanation'>I-nosn\u00edky jsou m\u00e9n\u011b \u010dast\u00e9 ne\u017e obd\u00e9ln\u00edky, \u00faheln\u00edky, kan\u00e1ly nebo dut\u00e9 trubky; typick\u00e9 v\u00fdlisky up\u0159ednost\u0148uj\u00ed jednodu\u0161\u0161\u00ed tvary.<\/p><\/div><\/p>\n<h2>Jak aplikace ovliv\u0148uje v\u00fdb\u011br pr\u016f\u0159ezu?<\/h2>\n<p>R\u016fzn\u00e1 pracovn\u00ed m\u00edsta pot\u0159ebuj\u00ed r\u016fzn\u00e9 tvary. P\u0159i pou\u017eit\u00ed nespr\u00e1vn\u00e9ho tvaru doch\u00e1z\u00ed k pl\u00fdtv\u00e1n\u00ed materi\u00e1lem nebo ke sn\u00ed\u017een\u00ed pevnosti.<\/p>\n<p><strong>Pou\u017eit\u00ed ur\u010duje tvar profilu: t\u011b\u017ek\u00e9 zat\u00ed\u017een\u00ed vy\u017eaduje pln\u00e9 ty\u010de, r\u00e1my pot\u0159ebuj\u00ed dut\u00e9 trubky, nosn\u00edky pou\u017e\u00edvaj\u00ed kan\u00e1ly nebo \u00faheln\u00edky.<\/strong> Typ \u00falohy ur\u010duje tvar.<\/p>\n<p><a href=\"https:\/\/placehold.co\"><\/p>\n<figure><img decoding=\"async\" src=\"https:\/\/sinoextrud.com\/wp-content\/uploads\/The-World-Most-Popular-6000-Series-aluminum-extrusion-Profile-louver-shutter-For-Adjustable-Waterproof-Louver-Windows.webp\" alt=\"Nejobl\u00edben\u011bj\u0161\u00ed hlin\u00edkov\u00e9 lisovan\u00e9 \u017ealuzie \u0159ady 6000 na sv\u011bt\u011b pro nastaviteln\u00e9 vodot\u011bsn\u00e9 \u017ealuzie Windows\"><figcaption>Nejobl\u00edben\u011bj\u0161\u00ed hlin\u00edkov\u00e9 lisovan\u00e9 \u017ealuzie \u0159ady 6000 na sv\u011bt\u011b pro nastaviteln\u00e9 vodot\u011bsn\u00e9 \u017ealuzie Windows<\/figcaption><\/figure>\n<p><\/a><\/p>\n<h3>Slad\u011bn\u00ed tvaru s funkc\u00ed<\/h3>\n<p>Pokud mus\u00ed d\u00edl n\u00e9st velk\u00e9 zat\u00ed\u017een\u00ed, pou\u017eijte plnou ty\u010d nebo silnost\u011bnnou trubku. Pokud je hmotnost d\u016fle\u017eit\u011bj\u0161\u00ed, pomohou dut\u00e9 trubky nebo tenkost\u011bnn\u00e9 tvary. U r\u00e1m\u016f nebo sk\u0159\u00edn\u00ed poskytuj\u00ed kan\u00e1ly nebo \u00faheln\u00edky strukturu a umo\u017e\u0148uj\u00ed snadnou mont\u00e1\u017e. Pro kolejnice se pou\u017e\u00edvaj\u00ed T-profily nebo kan\u00e1ly. Tenkost\u011bnn\u00e9 profily na zak\u00e1zku se hod\u00ed do dekorativn\u00edch nebo pl\u00e1\u0161\u0165ov\u00fdch rol\u00ed.<\/p>\n<table>\n<thead>\n<tr>\n<th>Aplikace<\/th>\n<th>V\u00fdb\u011br profilu<\/th>\n<th>Pro\u010d to funguje<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>T\u011b\u017ek\u00e1 konstruk\u010dn\u00ed podpora<\/td>\n<td>Pevn\u00fd obd\u00e9ln\u00edk, silnost\u011bnn\u00e1 trubka<\/td>\n<td>Nejsiln\u011bj\u0161\u00ed mo\u017enost<\/td>\n<\/tr>\n<tr>\n<td>Lehk\u00fd r\u00e1m stroje<\/td>\n<td>Dut\u00e1 trubka, obd\u00e9ln\u00edkov\u00e1 dut\u00e1 trubka<\/td>\n<td>\u00daspora hmotnosti, snadn\u00e1 mont\u00e1\u017e<\/td>\n<\/tr>\n<tr>\n<td>Posuvn\u00e1 vod\u00edtka<\/td>\n<td>C-kan\u00e1l, T-profil<\/td>\n<td>Otev\u0159en\u00e1 strana pro pohyb<\/td>\n<\/tr>\n<tr>\n<td>Rohov\u00e9 v\u00fdztuhy<\/td>\n<td>\u00dahel L, kan\u00e1ly<\/td>\n<td>Pevn\u00fd a jednoduch\u00fd<\/td>\n<\/tr>\n<tr>\n<td>Tenk\u00e9 panely nebo kryty<\/td>\n<td>Tenkost\u011bnn\u00e9 profily<\/td>\n<td>Efektivn\u00ed a estetick\u00e9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><a href=\"https:\/\/placehold.co\"><\/p>\n<figure><img decoding=\"async\" src=\"https:\/\/sinoextrud.com\/wp-content\/uploads\/Aluminum-Extrusion-6101B-Conductive-Rail-Aluminum-Profile.webp\" alt=\"Hlin\u00edkov\u00fd v\u00fdlisek 6101B Vodiv\u00e9 kolejnice Hlin\u00edkov\u00fd profil\"><figcaption>Hlin\u00edkov\u00fd v\u00fdlisek 6101B Vodiv\u00e9 kolejnice Hlin\u00edkov\u00fd profil<\/figcaption><\/figure>\n<p><\/a><\/p>\n<p>Tvary odpov\u00eddaj\u00ed pracovn\u00edm m\u00edst\u016fm. Jeden klient pou\u017eil t\u011b\u017ek\u00e9 masivn\u00ed ty\u010de pro r\u00e1m - zbyte\u010dn\u00e9. Jin\u00fd pou\u017eil tenk\u00e9 dut\u00e9 trubky pro nosn\u00e9 rameno - ohnulo se. Na spr\u00e1vn\u00e9 volb\u011b z\u00e1le\u017e\u00ed.<\/p>\n<p><div class=\"claim claim-true\" style=\"background-color: #e6f3e6; border-color: #e6f3e6; color: #2e8b57;\"><p><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" fill=\"transparent\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M20 13c0 5-3.5 7.5-7.66 8.95a1 1 0 0 1-.67-.01C7.5 20.5 4 18 4 13V6a1 1 0 0 1 1-1c2 0 4.5-1.2 6.24-2.72a1.17 1.17 0 0 1 1.52 0C14.51 3.81 17 5 19 5a1 1 0 0 1 1 1z\"\/><path d=\"m9 12 2 2 4-4\"\/><\/svg> <b>Konstrukt\u00e9\u0159i \u010dasto vol\u00ed pro r\u00e1my dut\u00e9 trubky, pokud z\u00e1le\u017e\u00ed na hmotnosti a zat\u00ed\u017een\u00ed je m\u00edrn\u00e9.<\/b><span class='claim-true-or-false'>Pravda<\/span><\/p><p class='claim-explanation'>Dut\u00e9 trubky sni\u017euj\u00ed hmotnost, p\u0159esto mohou poskytnout dostate\u010dnou tuhost a pevnost pro m\u00edrn\u00e9 zat\u00ed\u017een\u00ed.<\/p><\/div><br \/>\n<div class=\"claim claim-false\" style=\"background-color: #f8e6e6; border-color: #f8e6e6; color: #dc143c;\"><p><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" fill=\"transparent\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M20 13c0 5-3.5 7.5-7.66 8.95a1 1 0 0 1-.67-.01C7.5 20.5 4 18 4 13V6a1 1 0 0 1 1-1c2 0 4.5-1.2 6.24-2.72a1.17 1.17 0 0 1 1.52 0C14.51 3.81 17 5 19 5a1 1 0 0 1 1 1z\"\/><path d=\"m14.5 9.5-5 5\"\/><path d=\"m9.5 9.5 5 5\"\/><\/svg> <b>V aplikac\u00edch vy\u017eaduj\u00edc\u00edch posuvn\u00e9 d\u00edly se v\u017edy pou\u017e\u00edvaj\u00ed pln\u00e9 obd\u00e9ln\u00edkov\u00e9 ty\u010de.<\/b><span class='claim-true-or-false'>False<\/span><\/p><p class='claim-explanation'>Posuvn\u00e9 d\u00edly se \u010dasto pohybuj\u00ed v kan\u00e1lech nebo T-profilech, kter\u00e9 umo\u017e\u0148uj\u00ed upevn\u011bn\u00ed nebo pohyb, nikoli v pevn\u00fdch ty\u010d\u00edch.<\/p><\/div><\/p>\n<h2>Mohou dut\u00e9 tvary nab\u00eddnout lep\u0161\u00ed pom\u011br pevnosti a hmotnosti?<\/h2>\n<p>Dut\u00e9 tvary \u010dasto poskytuj\u00ed pevnost p\u0159i ni\u017e\u0161\u00ed hmotnosti. To se zd\u00e1 b\u00fdt ide\u00e1ln\u00ed. Ale plat\u00ed to v\u017edy?<\/p>\n<p><strong>Ano, dut\u00e9 trubky mohou m\u00edt vy\u0161\u0161\u00ed pom\u011br pevnosti k hmotnosti ne\u017e pln\u00e9 trubky.<\/strong> D\u00edky tomu jsou efektivn\u00ed pro mnoho konstruk\u010dn\u00edch pou\u017eit\u00ed.<\/p>\n<p><a href=\"https:\/\/placehold.co\"><\/p>\n<figure><img decoding=\"async\" src=\"https:\/\/sinoextrud.com\/wp-content\/uploads\/aluminum-extrusion-profile-suppliers-for-Good-Kitchen-cabinet-manufacturers-Cabinet-extrusion-pricing-construction-aluminium.webp\" alt=\"dodavatel\u00e9 hlin\u00edkov\u00fdch profil\u016f pro Dobr\u00e1 kuchy\u0148sk\u00e1 linka V\u00fdrobci sk\u0159\u00edn\u011bk Vytla\u010dov\u00e1n\u00ed cen konstrukce hlin\u00edku\"><figcaption>dodavatel\u00e9 hlin\u00edkov\u00fdch profil\u016f pro Dobr\u00e1 kuchy\u0148sk\u00e1 linka V\u00fdrobci sk\u0159\u00edn\u011bk Vytla\u010dov\u00e1n\u00ed cen konstrukce hlin\u00edku<\/figcaption><\/figure>\n<p><\/a><\/p>\n<h3>Pro\u010d dutiny funguj\u00ed dob\u0159e<\/h3>\n<p>Materi\u00e1l vzd\u00e1len\u011bj\u0161\u00ed od st\u0159edu zvy\u0161uje moment setrva\u010dnosti. To zvy\u0161uje odolnost proti ohybu. Dut\u00e9 trubky se \u0161irok\u00fdm vn\u011bj\u0161\u00edm pr\u016fm\u011brem dob\u0159e odol\u00e1vaj\u00ed ohybu a z\u00e1rove\u0148 \u0161et\u0159\u00ed materi\u00e1l.<\/p>\n<p>P\u0159\u00edklad:  <\/p>\n<ul>\n<li>Pln\u00e1 \u010dtvercov\u00e1 ty\u010d (50 mm x 50 mm): ~785 g\/m  <\/li>\n<li>Dut\u00fd \u010dtverec (50 mm vn\u011bj\u0161\u00ed, 45 mm vnit\u0159n\u00ed): ~500 g\/m  <\/li>\n<li>Podobn\u00e1 tuhost, mnohem leh\u010d\u00ed  <\/li>\n<\/ul>\n<h4>Tabulka: Pln\u00fd vs. dut\u00fd<\/h4>\n<table>\n<thead>\n<tr>\n<th>Typ<\/th>\n<th>Hmotnost\/metr<\/th>\n<th>S\u00edla<\/th>\n<th>Ide\u00e1ln\u00ed pro<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Pevn\u00e1 ty\u010d<\/td>\n<td>T\u011b\u017ek\u00e9<\/td>\n<td>Pevn\u00fd p\u0159i jak\u00e9mkoli zat\u00ed\u017een\u00ed<\/td>\n<td>T\u011b\u017ek\u00e9 r\u00e1my<\/td>\n<\/tr>\n<tr>\n<td>Dut\u00e1 trubka<\/td>\n<td>Sv\u011btlo<\/td>\n<td>Siln\u00e9 v ohybu, slab\u0161\u00ed v bodov\u00e9m zat\u00ed\u017een\u00ed<\/td>\n<td>Lehk\u00e9 r\u00e1my<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>V\u00fdhody:  <\/p>\n<ul>\n<li>Ni\u017e\u0161\u00ed n\u00e1klady na materi\u00e1l  <\/li>\n<li>Leh\u010d\u00ed struktura  <\/li>\n<li>Snadn\u011bj\u0161\u00ed veden\u00ed kabel\u016f  <\/li>\n<li>Lep\u0161\u00ed tepeln\u00e9 chov\u00e1n\u00ed  <\/li>\n<\/ul>\n<p>Slab\u00e9 str\u00e1nky:  <\/p>\n<ul>\n<li>Prom\u00e1\u010dknut\u00ed pod m\u00edstn\u00ed silou  <\/li>\n<li>Pot\u0159ebuje siln\u011bj\u0161\u00ed st\u011bny pro zkroucen\u00ed  <\/li>\n<li>M\u016f\u017ee se v\u00edce kroutit v dlouh\u00fdch rozp\u011bt\u00edch  <\/li>\n<\/ul>\n<p><div class=\"claim claim-true\" style=\"background-color: #e6f3e6; border-color: #e6f3e6; color: #2e8b57;\"><p><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" fill=\"transparent\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M20 13c0 5-3.5 7.5-7.66 8.95a1 1 0 0 1-.67-.01C7.5 20.5 4 18 4 13V6a1 1 0 0 1 1-1c2 0 4.5-1.2 6.24-2.72a1.17 1.17 0 0 1 1.52 0C14.51 3.81 17 5 19 5a1 1 0 0 1 1 1z\"\/><path d=\"m9 12 2 2 4-4\"\/><\/svg> <b>Dut\u00e1 trubka m\u016f\u017ee m\u00edt lep\u0161\u00ed pom\u011br pevnosti a hmotnosti ne\u017e pln\u00e1 ty\u010d stejn\u00e9 vn\u011bj\u0161\u00ed velikosti.<\/b><span class='claim-true-or-false'>Pravda<\/span><\/p><p class='claim-explanation'>Proto\u017ee je materi\u00e1l vzd\u00e1len\u011bj\u0161\u00ed od st\u0159edov\u00e9 osy, dut\u00e1 trubka \u00fa\u010dinn\u011b odol\u00e1v\u00e1 ohybu a spot\u0159ebuje m\u00e9n\u011b materi\u00e1lu.<\/p><\/div><br \/>\n<div class=\"claim claim-false\" style=\"background-color: #f8e6e6; border-color: #f8e6e6; color: #dc143c;\"><p><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" fill=\"transparent\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M20 13c0 5-3.5 7.5-7.66 8.95a1 1 0 0 1-.67-.01C7.5 20.5 4 18 4 13V6a1 1 0 0 1 1-1c2 0 4.5-1.2 6.24-2.72a1.17 1.17 0 0 1 1.52 0C14.51 3.81 17 5 19 5a1 1 0 0 1 1 1z\"\/><path d=\"m14.5 9.5-5 5\"\/><path d=\"m9.5 9.5 5 5\"\/><\/svg> <b>Dut\u00e9 profily jsou v\u017edy pevn\u011bj\u0161\u00ed ne\u017e pln\u00e9 ty\u010de za v\u0161ech podm\u00ednek.<\/b><span class='claim-true-or-false'>False<\/span><\/p><p class='claim-explanation'>P\u0159i bodov\u00e9m zat\u00ed\u017een\u00ed nebo m\u00edstn\u00edm tlaku mohou l\u00e9pe odol\u00e1vat pln\u00e9 ty\u010de; dut\u00e9 profily nejsou v\u017edy lep\u0161\u00ed.<\/p><\/div><\/p>\n<h2>Jsou symetrick\u00e9 profily jednodu\u0161\u0161\u00ed na v\u00fdrobu?<\/h2>\n<p>Symetrie pom\u00e1h\u00e1 rovnom\u011brn\u00e9mu toku kovu. S vyv\u00e1\u017een\u00fdmi tvary m\u016f\u017ee v\u00fdroba prob\u00edhat hlad\u010deji.<\/p>\n<p><strong>Symetrick\u00e9 profily se \u010dasto vytla\u010duj\u00ed hlad\u010deji a maj\u00ed m\u00e9n\u011b vad.<\/strong> Vyv\u00e1\u017een\u00e9 tvary zaji\u0161\u0165uj\u00ed rovnom\u011brn\u00fd tok materi\u00e1lu z\u00e1pustkou.<\/p>\n<h3>Jak pom\u00e1h\u00e1 symetrie<\/h3>\n<p>Vytla\u010dov\u00e1n\u00edm se kov protla\u010duje skrz matrici. Symetrick\u00e9 tvary sni\u017euj\u00ed riziko:<\/p>\n<ul>\n<li>Nerovnom\u011brn\u00e1 tlou\u0161\u0165ka st\u011bny  <\/li>\n<li>Deformace po ochlazen\u00ed  <\/li>\n<li>Selh\u00e1n\u00ed matrice  <\/li>\n<\/ul>\n<p>Chlazen\u00ed z\u016fst\u00e1v\u00e1 rovnom\u011brn\u00e9. M\u00e9n\u011b kroucen\u00ed, v\u00edce rovn\u00fdch lini\u00ed. Tak\u00e9 se pomaleji opot\u0159ebov\u00e1vaj\u00ed.<\/p>\n<p>Asymetrick\u00e9 profily zp\u016fsobuj\u00ed probl\u00e9my. V jednom projektu byl pou\u017eit odsazen\u00fd tvar p\u00edsmene \u201cJ\u201d. V\u00fdstup se zkroutil, pokud nebylo korigov\u00e1no chlazen\u00ed. N\u00e1prava spo\u010d\u00edvala v p\u0159id\u00e1n\u00ed p\u00e1s\u016f uvnit\u0159, aby se vyrovnal tok kovu.<\/p>\n<p>Symetrick\u00e9 raznice:<\/p>\n<ul>\n<li>Sn\u00ed\u017een\u00ed chybovosti v\u00fdroby  <\/li>\n<li>Zrychlen\u00ed cyklu  <\/li>\n<li>Ni\u017e\u0161\u00ed n\u00e1klady  <\/li>\n<li>Prodlou\u017een\u00ed \u017eivotnosti formy  <\/li>\n<\/ul>\n<p>Asymetrick\u00e9 tvary maj\u00ed st\u00e1le sv\u00e9 m\u00edsto. Vy\u017eaduj\u00ed v\u0161ak pe\u010dliv\u00fd n\u00e1vrh, v\u00edce \u010dasu a vy\u0161\u0161\u00ed n\u00e1klady.<\/p>\n<p><div class=\"claim claim-true\" style=\"background-color: #e6f3e6; border-color: #e6f3e6; color: #2e8b57;\"><p><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" fill=\"transparent\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M20 13c0 5-3.5 7.5-7.66 8.95a1 1 0 0 1-.67-.01C7.5 20.5 4 18 4 13V6a1 1 0 0 1 1-1c2 0 4.5-1.2 6.24-2.72a1.17 1.17 0 0 1 1.52 0C14.51 3.81 17 5 19 5a1 1 0 0 1 1 1z\"\/><path d=\"m9 12 2 2 4-4\"\/><\/svg> <b>Symetrick\u00e9 profily maj\u00ed tendenci vytla\u010dovat spolehliv\u011bji a s men\u0161\u00edm po\u010dtem vad.<\/b><span class='claim-true-or-false'>Pravda<\/span><\/p><p class='claim-explanation'>Symetrie zaji\u0161\u0165uje rovnom\u011brn\u00fd tok kovu a stejnom\u011brnou tlou\u0161\u0165ku st\u011bny, co\u017e sni\u017euje v\u00fdskyt vad.<\/p><\/div><br \/>\n<div class=\"claim claim-false\" style=\"background-color: #f8e6e6; border-color: #f8e6e6; color: #dc143c;\"><p><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" fill=\"transparent\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M20 13c0 5-3.5 7.5-7.66 8.95a1 1 0 0 1-.67-.01C7.5 20.5 4 18 4 13V6a1 1 0 0 1 1-1c2 0 4.5-1.2 6.24-2.72a1.17 1.17 0 0 1 1.52 0C14.51 3.81 17 5 19 5a1 1 0 0 1 1 1z\"\/><path d=\"m14.5 9.5-5 5\"\/><path d=\"m9.5 9.5 5 5\"\/><\/svg> <b>Asymetrick\u00e9 profily jsou v\u017edy levn\u011bj\u0161\u00ed a snadn\u011bji se vyr\u00e1b\u011bj\u00ed ne\u017e symetrick\u00e9 tvary.<\/b><span class='claim-true-or-false'>False<\/span><\/p><p class='claim-explanation'>Asymetrick\u00e9 tvary \u010dasto zp\u016fsobuj\u00ed nerovnom\u011brn\u00e9 proud\u011bn\u00ed, vy\u017eaduj\u00ed v\u00edce pr\u00e1ce p\u0159i lisov\u00e1n\u00ed a mohou zp\u016fsobovat vady, tak\u017ee nejsou ani levn\u011bj\u0161\u00ed, ani jednodu\u0161\u0161\u00ed.<\/p><\/div><\/p>\n<h2>Z\u00e1v\u011br<\/h2>\n<p>V\u00fdb\u011br spr\u00e1vn\u00e9ho tvaru pr\u016f\u0159ezu pro hlin\u00edkov\u00e9 v\u00fdlisky ovliv\u0148uje pevnost, cenu a funk\u010dnost. V\u011bt\u0161in\u011b pot\u0159eb vyhovuj\u00ed obd\u00e9ln\u00edky, trubky, \u00faheln\u00edky a kan\u00e1ly. Dut\u00e9 konstrukce zvy\u0161uj\u00ed \u00fa\u010dinnost. Symetrie usnad\u0148uje v\u00fdrobu. Spr\u00e1vn\u00e1 volba vede k pevn\u00fdm, \u00fasporn\u00fdm a spolehliv\u00fdm d\u00edl\u016fm.<\/p>","protected":false},"excerpt":{"rendered":"<p>Factory Price Custom Aluminum Extrusion Heatsink Designers often pick poor shapes. That drains material and weakens parts. The right shape saves weight and raises strength while cutting waste. Common aluminum extrusions include rectangles, angles, channels, T\u2011sections, and hollow tubes. These shapes cover most needs and match many applications. Next I show how shape choice matters [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":10609,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-27046","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-custom-mold"],"meta_box":{"post-to-quiz_to":[]},"_links":{"self":[{"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/posts\/27046","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/comments?post=27046"}],"version-history":[{"count":0,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/posts\/27046\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/media\/10609"}],"wp:attachment":[{"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/media?parent=27046"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/categories?post=27046"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/tags?post=27046"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}