{"id":26309,"date":"2025-11-21T10:16:12","date_gmt":"2025-11-21T02:16:12","guid":{"rendered":"https:\/\/sinoextrud.com\/?p=26309"},"modified":"2025-11-21T10:16:12","modified_gmt":"2025-11-21T02:16:12","slug":"jak-ohybat-hlinikove-profily","status":"publish","type":"post","link":"https:\/\/sinoextrud.com\/cs\/how-to-bend-aluminum-extrusion\/","title":{"rendered":"jak oh\u00fdbat hlin\u00edkov\u00e9 profily?"},"content":{"rendered":"

\"Sructrual
Sructrual Hlin\u00edkov\u00e9 vytla\u010dovac\u00ed profily Stropn\u00ed podhled Drop Ceiling<\/figcaption><\/figure>\n<\/p>\n

Jednou jsem se pokusil ohnout dlouh\u00fd hlin\u00edkov\u00fd profil, ale ten se mi zlomil uprost\u0159ed \u2013 nepochopil jsem, jak\u00e9 n\u00e1stroje a postupy jsou spr\u00e1vn\u00e9.<\/p>\n

Oh\u00fdb\u00e1n\u00ed hlin\u00edkov\u00fdch profil\u016f vy\u017eaduje spr\u00e1vn\u00e9 n\u00e1stroje, n\u011bkdy i teplo, pe\u010dlivou kontrolu nap\u011bt\u00ed st\u011bn a vnit\u0159n\u00ed podporu dut\u00fdch profil\u016f.<\/strong><\/p>\n

Provedu v\u00e1s n\u00e1stroji, vysv\u011btl\u00edm, pro\u010d je teplo prosp\u011b\u0161n\u00e9, jak zabr\u00e1nit prask\u00e1n\u00ed a kdy pou\u017e\u00edt vnit\u0159n\u00ed trny k podep\u0159en\u00ed dut\u00fdch profil\u016f.<\/p>\n

Jak\u00e9 n\u00e1stroje oh\u00fdbaj\u00ed v\u00fdlisky hladce?<\/h2>\n

P\u0159edstavte si, \u017ee se sna\u017e\u00edte vytvo\u0159it hladkou k\u0159ivku bez stop a zvrat\u016f \u2013 nespr\u00e1vn\u00fd n\u00e1stroj se na v\u00fdsledku okam\u017eit\u011b projev\u00ed.<\/p>\n

Hladk\u00e9 oh\u00fdb\u00e1n\u00ed hlin\u00edkov\u00fdch profil\u016f vy\u017eaduje speci\u00e1ln\u00ed oh\u00fdbac\u00ed za\u0159\u00edzen\u00ed: v\u00e1lcov\u00e9 oh\u00fdba\u010dky, rota\u010dn\u00ed ta\u017en\u00e9 stroje, lisy s beranem nebo dokonce ru\u010dn\u00ed p\u0159\u00edpravky pro lehk\u00e9 pr\u00e1ce.<\/strong><\/p>\n

\"p\u0159izp\u016fsoben\u00e9
p\u0159izp\u016fsoben\u00e9 LED p\u00e1sek sv\u011btla hlin\u00edkov\u00fd profil LED hlin\u00edkov\u00fd v\u00fdlisek<\/figcaption><\/figure>\n<\/p>\n

Kdy\u017e jsem poprv\u00e9 zkoumal oh\u00fdb\u00e1n\u00ed v\u00fdlisk\u016f pro zak\u0159iven\u00e9 r\u00e1my, objevil jsem n\u00e1sleduj\u00edc\u00ed kategorie n\u00e1stroj\u016f:<\/p>\n

Typick\u00e9 oh\u00fdbac\u00ed n\u00e1stroje<\/h3>\n\n\n\n\n\n\n\n\n
Typ n\u00e1stroje<\/th>\nNejlep\u0161\u00ed pro<\/th>\nV\u00fdhody<\/th>\nOmezen\u00ed<\/th>\n<\/tr>\n<\/thead>\n
V\u00e1lcov\u00e1 oh\u00fdba\u010dka<\/td>\nVelk\u00e9 polom\u011bry, jemn\u00e9 k\u0159ivky<\/td>\nPlynul\u00e1 k\u0159ivka, m\u00e9n\u011b stresu<\/td>\nObjemn\u00e9 za\u0159\u00edzen\u00ed, m\u00e9n\u011b vhodn\u00e9 pro ostr\u00e9 zat\u00e1\u010dky<\/td>\n<\/tr>\n
Rota\u010dn\u00ed ta\u017en\u00e9 za\u0159\u00edzen\u00ed \/ CNC oh\u00fdba\u010dka<\/td>\nP\u0159esn\u00e9 ohyby, mal\u00e9 polom\u011bry<\/td>\nP\u0159esn\u00e9 \u00fahly, opakovateln\u00e9, \u010dist\u00e9 proveden\u00ed<\/td>\nVy\u0161\u0161\u00ed cena, \u010dasto omezen\u00fd rozsah profil\u016f<\/td>\n<\/tr>\n
Ram \/ lisovac\u00ed oh\u00fdba\u010dka<\/td>\nJednodu\u0161\u0161\u00ed ohyby, men\u0161\u00ed objem<\/td>\nRychl\u00e9 a jednoduch\u00e9 nastaven\u00ed<\/td>\nM\u016f\u017ee zanech\u00e1vat stopy, m\u00e9n\u011b hladk\u00fd u slo\u017eit\u00fdch tvar\u016f<\/td>\n<\/tr>\n
Ru\u010dn\u00ed p\u0159\u00edpravek a m\u011bkk\u00e9 klad\u00edvko<\/td>\nLehk\u00e9 nebo dekorativn\u00ed profily<\/td>\nN\u00edzk\u00e9 n\u00e1klady, flexibilita<\/td>\nVelmi n\u00e1ro\u010dn\u00e9 na pr\u00e1ci, nejvhodn\u011bj\u0161\u00ed pro tenk\u00e9 jednodu\u0161\u0161\u00ed profily<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Zku\u0161enosti ukazuj\u00ed, \u017ee oh\u00fdb\u00e1n\u00ed hlin\u00edkov\u00fdch profil\u016f se li\u0161\u00ed od oh\u00fdb\u00e1n\u00ed plechu \u2013 je nutn\u00e9 p\u0159izp\u016fsobit n\u00e1stroje tvaru profilu a slitin\u011b, aby nedo\u0161lo k deformaci nebo prasknut\u00ed.<\/p>\n

<\/svg> Pou\u017eit\u00ed spr\u00e1vn\u00e9ho typu oh\u00fdbac\u00edho n\u00e1stroje (v\u00e1lec, rota\u010dn\u00ed ta\u017eka, beran) zlep\u0161uje kvalitu povrchu a sni\u017euje po\u010det vad p\u0159i oh\u00fdb\u00e1n\u00ed hlin\u00edkov\u00fdch profil\u016f.<\/b>Pravda<\/span><\/p>

Ka\u017ed\u00fd n\u00e1stroj poskytuje r\u016fzn\u00e9 \u00farovn\u011b kontroly v z\u00e1vislosti na tvaru profilu, velikosti a polom\u011bru ohybu.<\/p><\/div>
\n

<\/svg> Jak\u00fdkoli b\u011b\u017en\u00fd n\u00e1stroj na oh\u00fdb\u00e1n\u00ed kov\u016f bude stejn\u011b dob\u0159e fungovat pro hlin\u00edkov\u00e9 profily bez ohledu na profil nebo slitinu.<\/b>False<\/span><\/p>

Extruze vy\u017eaduj\u00ed speci\u00e1ln\u00ed n\u00e1stroje kv\u016fli sv\u00fdm jedine\u010dn\u00fdm pr\u016f\u0159ez\u016fm a chov\u00e1n\u00ed materi\u00e1lu.<\/p><\/div> <\/p>\n

Pro\u010d teplo m\u016f\u017ee pomoci p\u0159i oh\u00fdb\u00e1n\u00ed?<\/h2>\n

Kdy\u017e jsem se pokusil oh\u00fdbat tvrd\u0161\u00ed hlin\u00edkovou slitinu za studena, zjistil jsem, \u017ee praskla nebo se na povrchu vytvo\u0159ily praskliny \u2013 tato zku\u0161enost m\u011b nau\u010dila, jakou roli hraje teplo.<\/p>\n

Pou\u017eit\u00ed tepla p\u0159ed oh\u00fdb\u00e1n\u00edm nebo b\u011bhem n\u011bj m\u016f\u017ee zv\u00fd\u0161it ta\u017enost, sn\u00ed\u017eit riziko prask\u00e1n\u00ed, usnadnit tv\u00e1\u0159en\u00ed a zlep\u0161it povrchovou \u00fapravu hlin\u00edkov\u00fdch v\u00fdlisk\u016f.<\/strong><\/p>\n

\"Hlin\u00edkov\u00fd
Hlin\u00edkov\u00fd vytla\u010dovac\u00ed r\u00e1m<\/figcaption><\/figure>\n<\/p>\n

Zde jsou hlavn\u00ed d\u016fvody, pro\u010d teplo pom\u00e1h\u00e1 p\u0159i oh\u00fdb\u00e1n\u00ed hlin\u00edkov\u00fdch profil\u016f:<\/p>\n

Vylep\u0161en\u00e9 chov\u00e1n\u00ed materi\u00e1lu<\/h3>\n

Hlin\u00edk se p\u0159i zah\u0159\u00e1t\u00ed st\u00e1v\u00e1 tv\u00e1rn\u011bj\u0161\u00edm a sn\u00e1ze tvarovateln\u00fdm. To je d\u016fle\u017eit\u00e9 zejm\u00e9na u tvrd\u0161\u00edch stup\u0148\u016f tvrzen\u00ed nebo siln\u011bj\u0161\u00edch profil\u016f, kter\u00e9 maj\u00ed p\u0159i n\u00edzk\u00fdch teplot\u00e1ch tendenci prask\u00e1n\u00ed nebo odol\u00e1vaj\u00ed oh\u00fdb\u00e1n\u00ed.<\/p>\n

Sn\u00ed\u017een\u00e1 koncentrace nap\u011bt\u00ed<\/h3>\n

Teplo sni\u017euje vnit\u0159n\u00ed nap\u011bt\u00ed b\u011bhem deformace. To znamen\u00e1 men\u0161\u00ed riziko vzniku povrchov\u00fdch trhlin, zejm\u00e9na u profil\u016f s povrchovou \u00fapravou nebo eloxovan\u00fdch profil\u016f, u nich\u017e je vn\u011bj\u0161\u00ed vrstva k\u0159eh\u010d\u00ed.<\/p>\n

Lep\u0161\u00ed ovladatelnost pro men\u0161\u00ed polom\u011bry<\/h3>\n

N\u011bkter\u00e9 polom\u011bry ohybu jsou pro oh\u00fdb\u00e1n\u00ed za studena prost\u011b p\u0159\u00edli\u0161 mal\u00e9. Zah\u0159\u00e1t\u00edm kovu je mo\u017en\u00e9 oh\u00fdbat ost\u0159eji, ani\u017e by do\u0161lo k po\u0161kozen\u00ed profilu.<\/p>\n

Praktick\u00e9 tipy<\/h3>\n
    \n
  • Rovnom\u011brn\u011b zah\u0159ejte celou oblast ohybu. <\/li>\n
  • Aby nedo\u0161lo k zabarven\u00ed, vyhn\u011bte se p\u0159eh\u0159\u00e1t\u00ed. <\/li>\n
  • B\u011bhem oh\u0159evu udr\u017eujte povrchy \u010dist\u00e9, aby nedo\u0161lo ke kontaminaci. <\/li>\n
  • Po oh\u00fdb\u00e1n\u00ed m\u016f\u017ee b\u00fdt nutn\u00e9 profily znovu temperovat pro konstruk\u010dn\u00ed \u00fa\u010dely.<\/li>\n<\/ul>\n

    Z m\u00fdch zku\u0161enost\u00ed z d\u00edlny vypl\u00fdv\u00e1, \u017ee i m\u00edrn\u00e9 pou\u017eit\u00ed kontrolovan\u00e9ho tepla rozhodovalo o tom, zda se ohyb poda\u0159\u00ed, nebo bude d\u00edl zlikvidov\u00e1n.<\/p>\n

    <\/svg> Oh\u0159ev ohybov\u00e9 z\u00f3ny hlin\u00edkov\u00e9ho v\u00fdlisku pom\u00e1h\u00e1 zabr\u00e1nit prask\u00e1n\u00ed a zlep\u0161it ta\u017enost b\u011bhem oh\u00fdb\u00e1n\u00ed.<\/b>Pravda<\/span><\/p>

    Teplo sni\u017euje odolnost proti deformaci a minimalizuje vnit\u0159n\u00ed nap\u011bt\u00ed, d\u00edky \u010demu\u017e se kov sn\u00e1ze tvaruje.<\/p><\/div>
    \n

    <\/svg> Hlin\u00edkov\u00e9 profily lze v\u017edy oh\u00fdbat za studena bez jak\u00e9hokoli zah\u0159\u00edv\u00e1n\u00ed, pokud pou\u017eijete dostate\u010dnou s\u00edlu.<\/b>False<\/span><\/p>

    Oh\u00fdb\u00e1n\u00ed za studena p\u0159i vysok\u00fdch teplot\u00e1ch nebo mal\u00e9 polom\u011bry zp\u016fsobuj\u00ed praskliny nebo deformace, zejm\u00e9na na dekorativn\u00edch povr\u0161\u00edch.<\/p><\/div> <\/p>\n

    Jak zabr\u00e1nit prask\u00e1n\u00ed p\u0159i oh\u00fdb\u00e1n\u00ed?<\/h2>\n

    Vyh\u00fdb\u00e1n\u00ed se prasklin\u00e1m \u2013 zejm\u00e9na povrchov\u00fdm prasklin\u00e1m nebo vnit\u0159n\u00edm mikrotrhlin\u00e1m \u2013 je mo\u017en\u00e1 nejobt\u00ed\u017en\u011bj\u0161\u00ed \u010d\u00e1st\u00ed oh\u00fdb\u00e1n\u00ed hlin\u00edkov\u00fdch profil\u016f. Moje prvn\u00ed oh\u00fdban\u00e9 profily m\u011b nau\u010dily, co ne<\/em> co d\u011blat: p\u0159\u00edli\u0161 ostr\u00e1 ohyb, nespr\u00e1vn\u00e1 podpora, \u017e\u00e1dn\u00fd trn, \u017e\u00e1dn\u00e9 zah\u0159\u00edv\u00e1n\u00ed.<\/p>\n

    Aby se zabr\u00e1nilo prask\u00e1n\u00ed, je t\u0159eba: spr\u00e1vn\u011b zvolit slitinu a stav, zajistit dostate\u010dnou oporu profilu, dostate\u010dn\u00fd polom\u011br ohybu, spr\u00e1vnou dr\u00e1hu n\u00e1stroje a p\u0159\u00edpravu povrchu, pokud je v\u00fdlisek pota\u017een\u00fd nebo eloxovan\u00fd.<\/strong><\/p>\n

    \"Hlin\u00edkov\u00fd
    Hlin\u00edkov\u00fd v\u00fdlisek ve tvaru p\u00edsmene H<\/figcaption><\/figure>\n<\/p>\n

    Zde je podrobn\u011bj\u0161\u00ed n\u00e1vod, jak se vyhnout prask\u00e1n\u00ed:<\/p>\n

    1. Poznejte svou slitinu a jej\u00ed tvrdost<\/h3>\n

    Tvrd\u0161\u00ed kalen\u00ed m\u00e1 v\u011bt\u0161\u00ed sklon k prask\u00e1n\u00ed p\u0159i oh\u00fdb\u00e1n\u00ed. Pou\u017eit\u00ed m\u011bk\u010d\u00edho kalen\u00ed nebo \u017e\u00edhan\u00e9ho materi\u00e1lu pom\u00e1h\u00e1 sn\u00ed\u017eit toto riziko.<\/p>\n

    2. Vyberte spr\u00e1vn\u00fd polom\u011br ohybu<\/h3>\n

    Minim\u00e1ln\u00ed polom\u011bry ohybu z\u00e1vis\u00ed na tlou\u0161\u0165ce a tvaru v\u00fdlisku. Obecn\u011b plat\u00ed, \u017ee polom\u011br by m\u011bl b\u00fdt alespo\u0148 t\u0159ikr\u00e1t a\u017e \u010dty\u0159ikr\u00e1t v\u011bt\u0161\u00ed ne\u017e tlou\u0161\u0165ka profilu nebo obvodov\u00fd pr\u016fm\u011br.<\/p>\n

    3. Spr\u00e1vn\u011b podep\u0159ete profil<\/h3>\n

    Pou\u017e\u00edvejte n\u00e1stroje, kter\u00e9 poskytuj\u00ed podporu pod\u00e9l ohybu. Nepodporovan\u00e9 \u010d\u00e1sti se mohou zkroutit, co\u017e m\u016f\u017ee zp\u016fsobit nerovnom\u011brn\u00e9 rozlo\u017een\u00ed s\u00edly a prasknut\u00ed.<\/p>\n

    4. Pou\u017eijte postupnou s\u00edlu<\/h3>\n

    Nesp\u011bchejte do zat\u00e1\u010dky. Pomalej\u0161\u00ed, kontrolovan\u011bj\u0161\u00ed pohyb zabr\u00e1n\u00ed n\u00e1hl\u00fdm v\u00fdkyv\u016fm s\u00edly, kter\u00e9 mohou zp\u016fsobit po\u0161kozen\u00ed.<\/p>\n

    5. V\u011bnujte pozornost povrchov\u00e9 \u00faprav\u011b<\/h3>\n

    Eloxovan\u00e9 profily jsou n\u00e1chyln\u011bj\u0161\u00ed k prask\u00e1n\u00ed povrchu. Pokud je kvalita povrchu rozhoduj\u00edc\u00ed, m\u016f\u017ee b\u00fdt nutn\u00e9 prov\u00e9st oh\u00fdb\u00e1n\u00ed p\u0159ed eloxov\u00e1n\u00edm.<\/p>\n

    6. Zkontrolujte v\u00fdsledek<\/h3>\n

    Po oh\u00fdb\u00e1n\u00ed zkontrolujte, zda se neobjevily praskliny, deformace nebo povrchov\u00e9 nap\u011bt\u00ed. Pokud je to mo\u017en\u00e9, prove\u010fte zku\u0161ebn\u00ed ohyb na zbytkov\u00e9m materi\u00e1lu p\u0159ed zah\u00e1jen\u00edm pr\u00e1ce na skute\u010dn\u00e9m obrobku.<\/p>\n

    P\u0159i s\u00e9riov\u00e9 v\u00fdrob\u011b v\u017edy nejprve prov\u00e1d\u00edm zkou\u0161ku oh\u00fdb\u00e1n\u00ed, zejm\u00e9na u profil\u016f s tenk\u00fdmi hranami nebo dut\u00fdmi profily.<\/p>\n

    <\/svg> Pou\u017eit\u00ed p\u0159\u00edli\u0161 mal\u00e9ho polom\u011bru ohybu vzhledem k velikosti profilu je hlavn\u00ed p\u0159\u00ed\u010dinou prask\u00e1n\u00ed hlin\u00edkov\u00fdch v\u00fdlisk\u016f.<\/b>Pravda<\/span><\/p>

    Men\u0161\u00ed polom\u011bry zp\u016fsobuj\u00ed vy\u0161\u0161\u00ed nap\u011bt\u00ed, kter\u00e9 p\u0159ekra\u010duje ohybovou toleranci materi\u00e1lu, co\u017e vede k prask\u00e1n\u00ed.<\/p><\/div>
    \n

    <\/svg> Pokud je profil z m\u011bkk\u00e9 slitiny a m\u00e1 velk\u00fd polom\u011br, nen\u00ed p\u0159i oh\u00fdb\u00e1n\u00ed pot\u0159eba \u017e\u00e1dn\u00e1 podpora ani trn.<\/b>False<\/span><\/p>

    I m\u011bkk\u00e9 slitiny pot\u0159ebuj\u00ed spr\u00e1vnou podporu, aby se zabr\u00e1nilo proh\u00fdb\u00e1n\u00ed nebo vnit\u0159n\u00edmu zkreslen\u00ed, zejm\u00e9na u slo\u017eit\u00fdch profil\u016f.<\/p><\/div> <\/p>\n

    Mohou trny podp\u00edrat vnit\u0159n\u00ed st\u011bny?<\/h2>\n

    P\u0159i oh\u00fdb\u00e1n\u00ed dut\u00fdch nebo tenkost\u011bnn\u00fdch v\u00fdlisk\u016f jsem jednou ignoroval dutou komoru a v\u00fdsledkem bylo, \u017ee se vnit\u0159n\u00ed st\u011bna prohnula a zhroutila dovnit\u0159 \u2013 tato chyba mi uk\u00e1zala v\u00fdznam vnit\u0159n\u00ed podpory.<\/p>\n

    Ano \u2014 trny (vnit\u0159n\u00ed podp\u011bry) nebo metody vypl\u0148ov\u00e1n\u00ed mohou v\u00fdznamn\u011b podpo\u0159it vnit\u0159n\u00ed st\u011bny dut\u00fdch hlin\u00edkov\u00fdch v\u00fdlisk\u016f b\u011bhem oh\u00fdb\u00e1n\u00ed a zabr\u00e1nit tak jejich kolapsu, zvr\u00e1sn\u011bn\u00ed nebo deformaci.<\/strong><\/p>\n

    \"Eloxov\u00e1n\u00ed
    Eloxov\u00e1n\u00ed pouzder Velk\u00fdch hlin\u00edkov\u00fdch v\u00fdlisk\u016f<\/figcaption><\/figure>\n<\/p>\n

    Takto funguj\u00ed trny a vnit\u0159n\u00ed podpora:<\/p>\n

    Pro\u010d jsou trny d\u016fle\u017eit\u00e9<\/h3>\n

    P\u0159i oh\u00fdb\u00e1n\u00ed doch\u00e1z\u00ed k tlakov\u00e9mu nam\u00e1h\u00e1n\u00ed vnit\u0159n\u00ed \u010d\u00e1sti profilu. Dut\u00e9 profily se bez v\u00fdztu\u017ee mohou zhroutit dovnit\u0159. Trn podp\u00edr\u00e1 vnit\u0159n\u00ed \u010d\u00e1st a zabra\u0148uje tomuto jevu.<\/p>\n

    Typy vnit\u0159n\u00ed podpory<\/h3>\n\n\n\n\n\n\n\n\n
    Typ podpory<\/th>\nPopis<\/th>\nNejlep\u0161\u00ed p\u0159\u00edpad pou\u017eit\u00ed<\/th>\n<\/tr>\n<\/thead>\n
    Pevn\u00fd trn<\/td>\nPevn\u00fd kus uvnit\u0159 profilu<\/td>\nJednoduch\u00e9 k\u0159ivky a dutiny s velk\u00fdm pr\u016fm\u011brem<\/td>\n<\/tr>\n
    Kuli\u010dkov\u00fd trn<\/td>\nPropojen\u00e9 sf\u00e9ry, kter\u00e9 se oh\u00fdbaj\u00ed p\u0159i ohybu<\/td>\nT\u011bsn\u00e9 ohyby nebo \u00faseky s prom\u011bnn\u00fdm polom\u011brem<\/td>\n<\/tr>\n
    Utu\u017een\u00fd p\u00edsek nebo v\u00fdpl\u0148ov\u00fd materi\u00e1l<\/td>\nZrnit\u00e1 v\u00fdpl\u0148, kter\u00e1 rovnom\u011brn\u011b rozkl\u00e1d\u00e1 tlak<\/td>\nDo\u010dasn\u00e9 nebo jednor\u00e1zov\u00e9 ohyby<\/td>\n<\/tr>\n
    Vlastn\u00ed vnit\u0159n\u00ed formy<\/td>\nTvarovan\u00e9 bloky nebo desky p\u0159izp\u016fsoben\u00e9 interi\u00e9ru<\/td>\nSlo\u017eit\u00e9 nebo velk\u00e9 dut\u00e9 profily<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    Osv\u011bd\u010den\u00e9 postupy<\/h3>\n
      \n
    • P\u0159izp\u016fsobte tvar trnu vnit\u0159n\u00ed geometrii. <\/li>\n
    • Vyhn\u011bte se nadm\u011brn\u011b velk\u00fdm trn\u016fm, kter\u00e9 by mohly po\u0161kr\u00e1bat st\u011bny. <\/li>\n
    • V p\u0159\u00edpad\u011b pot\u0159eby nama\u017ete, aby nedo\u0161lo k po\u0161kozen\u00ed t\u0159en\u00edm. <\/li>\n
    • Dr\u017ete trn na m\u00edst\u011b, dokud nen\u00ed oh\u00fdb\u00e1n\u00ed dokon\u010deno. <\/li>\n<\/ul>\n

      Pou\u017eil jsem trny v n\u011bkolika projektech architektonick\u00fdch z\u00e1bradl\u00ed a r\u00e1m\u016f sol\u00e1rn\u00edch panel\u016f. Kone\u010dn\u00e9 ohyby byly \u010dist\u0161\u00ed, bez vnit\u0159n\u00edho kolapsu nebo viditeln\u00e9 deformace.<\/p>\n

      <\/svg> P\u0159i oh\u00fdb\u00e1n\u00ed dut\u00fdch hlin\u00edkov\u00fdch profil\u016f jsou nutn\u00e9 trny nebo vnit\u0159n\u00ed podp\u011bry, aby se zabr\u00e1nilo deformaci nebo kolapsu st\u011bn.<\/b>Pravda<\/span><\/p>

      Udr\u017euj\u00ed vnit\u0159n\u00ed tvar t\u00edm, \u017ee p\u016fsob\u00ed proti tlakov\u00fdm sil\u00e1m p\u0159i oh\u00fdb\u00e1n\u00ed.<\/p><\/div>
      \n

      <\/svg> Trny jsou u\u017eite\u010dn\u00e9 pouze pro kulat\u00e9 trubky a nejsou pot\u0159ebn\u00e9 pro hlin\u00edkov\u00e9 profily se slo\u017eit\u011bj\u0161\u00edm pr\u016f\u0159ezem.<\/b>False<\/span><\/p>

      Trny pom\u00e1haj\u00ed u v\u0161ech dut\u00fdch profil\u016f, u nich\u017e hroz\u00ed riziko vnit\u0159n\u00edho kolapsu, nejen u kulat\u00fdch trubek.<\/p><\/div> <\/p>\n

      Z\u00e1v\u011br<\/h2>\n

      Oh\u00fdb\u00e1n\u00ed hlin\u00edkov\u00fdch profil\u016f je um\u011bn\u00ed i v\u011bda. Se spr\u00e1vn\u00fdm n\u00e1strojem, teplotou, polom\u011brem ohybu a podporou \u2013 v\u010detn\u011b vnit\u0159n\u00edch trn\u016f pro dut\u00e9 profily \u2013 m\u016f\u017eete vytvo\u0159it hladk\u00e9 a p\u0159esn\u00e9 k\u0159ivky bez prasklin, deformace nebo zhroucen\u00ed. Pe\u010dliv\u00e1 p\u0159\u00edprava se v\u017edy vyplat\u00ed.<\/p>","protected":false},"excerpt":{"rendered":"

      Sructrual Aluminum Extrusion Profiles Ceiling Drop Ceiling I once tried bending a long aluminium profile only to find it cracked halfway through \u2014 I had not understood the correct tools and method. Bending aluminium extrusions requires the right tooling, sometimes heat, careful control of wall stresses, and internal support for hollow sections. I\u2019ll walk you […]<\/p>\n","protected":false},"author":6,"featured_media":7797,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"none","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"both","_seopress_redirections_param":"","_seopress_redirections_type":301,"_seopress_analysis_target_kw":"","_seopress_news_disabled":"","_seopress_video_disabled":"","_seopress_video":[],"_seopress_pro_schemas_manual":[],"_seopress_pro_rich_snippets_disable_all":"","_seopress_pro_rich_snippets_disable":[],"_seopress_pro_schemas":[],"footnotes":""},"categories":[1],"tags":[],"class_list":["post-26309","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\/26309","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=26309"}],"version-history":[{"count":0,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/posts\/26309\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/media\/7797"}],"wp:attachment":[{"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/media?parent=26309"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/categories?post=26309"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/tags?post=26309"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}