{"id":26469,"date":"2025-11-27T15:23:05","date_gmt":"2025-11-27T07:23:05","guid":{"rendered":"https:\/\/sinoextrud.com\/?p=26469"},"modified":"2025-11-27T15:23:05","modified_gmt":"2025-11-27T07:23:05","slug":"co-dela-hlinikove-vytlacovani","status":"publish","type":"post","link":"https:\/\/sinoextrud.com\/cs\/what-makes-aluminum-extrusion\/","title":{"rendered":"Co tvo\u0159\u00ed hlin\u00edkov\u00fd profil?"},"content":{"rendered":"

\"Barevn\u011b
Barevn\u011b eloxovan\u00e9 konstruk\u010dn\u00ed hlin\u00edkov\u00e9 v\u00fdlisky Profil pro okenn\u00ed r\u00e1m Vytla\u010dovan\u00e9 hlin\u00edkov\u00e9 slitiny 6063<\/figcaption><\/figure>\n<\/p>\n

Vytla\u010dov\u00e1n\u00ed hlin\u00edku se zven\u010d\u00ed zd\u00e1 b\u00fdt jednoduch\u00e9. P\u0159esto se mnoz\u00ed div\u00ed, pro\u010d se surov\u00fd hlin\u00edk m\u011bn\u00ed ve slo\u017eit\u00e9 tvary. Chyby v ch\u00e1p\u00e1n\u00ed jsou p\u0159\u00ed\u010dinou zbyte\u010dn\u011b vynalo\u017een\u00fdch pen\u011bz a \u0161patn\u00fdch d\u00edl\u016f.<\/p>\n

Vytla\u010dov\u00e1n\u00ed hlin\u00edku je proces, p\u0159i kter\u00e9m je zah\u0159\u00e1t\u00fd hlin\u00edkov\u00fd polotovar protla\u010dov\u00e1n tvarovanou matric\u00ed pod vysok\u00fdm tlakem. T\u00edmto procesem vznikaj\u00ed profily s konzistentn\u00edm pr\u016f\u0159ezem a umo\u017e\u0148uj\u00ed \u0161irokou \u0161k\u00e1lu tvar\u016f, velikost\u00ed a pou\u017eit\u00ed.<\/strong><\/p>\n

P\u0159e\u010dt\u011bte si, jak vytla\u010dov\u00e1n\u00ed skute\u010dn\u011b funguje, kam kov v lisu proud\u00ed a jak m\u016f\u017ee povrchov\u00e1 \u00faprava zlep\u0161it v\u00fdsledn\u00fd d\u00edl.<\/p>\n

\n

Co definuje vytla\u010dovac\u00ed v\u00fdrobu?<\/h2>\n

Vytla\u010dov\u00e1n\u00ed za\u010d\u00edn\u00e1 dlouho p\u0159edt\u00edm, ne\u017e se kov dotkne lisu. Pokud je polotovar \u0161patn\u00fd nebo je \u0161patn\u00e1 matrice, vytla\u010dov\u00e1n\u00ed se nezda\u0159\u00ed. Dobr\u00e1 p\u0159\u00edprava vytv\u00e1\u0159\u00ed p\u0159edpoklady pro \u00fasp\u011bch.<\/p>\n

V\u00fdroba vytla\u010dov\u00e1n\u00edm je definov\u00e1na p\u0159\u00edpravou polotovaru, oh\u0159evem, konstrukc\u00ed matrice, nastaven\u00edm lisu a \u0159\u00edzen\u00fdm pr\u016ftokem pod tlakem - v\u0161e je p\u0159izp\u016fsobeno typu slitiny, tvaru profilu a kone\u010dn\u00e9mu pou\u017eit\u00ed.<\/strong><\/p>\n

\"Hlin\u00edkov\u00e9
Hlin\u00edkov\u00e9 vytla\u010dov\u00e1n\u00ed br\u00e1ny Bari\u00e9rov\u00e9 rameno Hlin\u00edkov\u00fd profil<\/figcaption><\/figure>\n<\/p>\n

Vytla\u010dov\u00e1n\u00ed je v\u00edc ne\u017e jen tla\u010den\u00ed kovu. Prvn\u00edm krokem je v\u00fdb\u011br spr\u00e1vn\u00e9 hlin\u00edkov\u00e9 slitiny. B\u011b\u017en\u00e9 slitiny, jako je 6063 nebo 6061, se za tepla a pod tlakem chovaj\u00ed r\u016fzn\u011b. Polotovar mus\u00ed za\u010d\u00ednat \u010dist\u00fd, se spr\u00e1vn\u00fdm slo\u017een\u00edm. Ne\u010dist\u00e1 nebo nespr\u00e1vn\u00e1 slitina se m\u016f\u017ee rozd\u011blit nebo deformovat.<\/p>\n

Dal\u0161\u00ed je vyt\u00e1p\u011bn\u00ed. Polotovar mus\u00ed dos\u00e1hnout spr\u00e1vn\u00e9 teploty - obvykle kolem 400-500 \u00b0C. Pokud je p\u0159\u00edli\u0161 studen\u00e1, kov prask\u00e1. Pokud je p\u0159\u00edli\u0161 hork\u00fd, kov je p\u0159\u00edli\u0161 m\u011bkk\u00fd a m\u016f\u017ee doj\u00edt k po\u0161kozen\u00ed povrchu. Zah\u0159\u00edv\u00e1n\u00ed mus\u00ed b\u00fdt rovnom\u011brn\u00e9. \u0160patn\u00fd oh\u0159ev vede ke slab\u00e9mu nebo nerovnom\u011brn\u00e9mu vytla\u010dov\u00e1n\u00ed.<\/p>\n

Pak p\u0159ich\u00e1z\u00ed na \u0159adu design v\u00fdsek\u016f. Raznice ur\u010duje tvar. Dobr\u00e1 matrice m\u00e1 hladk\u00e9 vstupn\u00ed k\u0159ivky, pozvoln\u00e9 p\u0159echody a vyv\u00e1\u017eenou tlou\u0161\u0165ku st\u011bny. Pokud je z\u00e1pustka \u0161patn\u011b navr\u017eena, tok kovu bude nerovnom\u011brn\u00fd, co\u017e zp\u016fsob\u00ed vady, jako jsou deformace, povrchov\u00e9 stopy nebo slab\u00e1 m\u00edsta.<\/p>\n

Na nastaven\u00ed tisku z\u00e1le\u017e\u00ed. Lis mus\u00ed p\u0159esn\u011b vyrovnat polotovar, matrici a z\u00e1sobn\u00edk. Je t\u0159eba kalibrovat rychlost ramene, n\u00e1b\u011bh tlaku a maz\u00e1n\u00ed. Mazivo nebo vysoce kvalitn\u00ed n\u00e1t\u011br pom\u00e1h\u00e1 toku kovu, sni\u017euje t\u0159en\u00ed a zabra\u0148uje lepen\u00ed.<\/p>\n

A kone\u010dn\u011b \u0159\u00edzen\u00ed toku. Jak kov prot\u00e9k\u00e1 lisovac\u00edm za\u0159\u00edzen\u00edm, rychlost a tlak mus\u00ed z\u016fstat v bezpe\u010dn\u00e9m rozmez\u00ed. P\u0159\u00edli\u0161 vysok\u00e1 rychlost m\u016f\u017ee zp\u016fsobit turbulence a prask\u00e1n\u00ed. P\u0159\u00edli\u0161 pomal\u00fd tlak m\u016f\u017ee v\u00e9st k ochlazen\u00ed kovu uvnit\u0159 matrice a ke \u0161patn\u00e9mu pr\u016ftoku. Pokles teploty uvnit\u0159 matrice \u010dasto zp\u016fsobuje tvrdost nebo nerovn\u00fd povrch.<\/p>\n

Kombinace volby slitiny, kvality polotovaru, konstrukce matrice, oh\u0159evu, maz\u00e1n\u00ed a \u0159\u00edzen\u00ed pr\u016ftoku ur\u010duje v\u00fdrobu vytla\u010dov\u00e1n\u00edm. Tento soubor podm\u00ednek zaji\u0161\u0165uje, \u017ee v\u00fdstup m\u00e1 spr\u00e1vn\u00fd tvar, dobr\u00e9 mechanick\u00e9 vlastnosti a p\u0159ijatelnou povrchovou \u00fapravu.<\/p>\n

Kl\u00ed\u010dov\u00e9 f\u00e1ze v\u00fdroby a jejich \u00faloha<\/h3>\n\n\n\n\n\n\n\n\n\n
F\u00e1ze<\/th>\n\u00da\u010del<\/th>\nRiziko, pokud nen\u00ed provedeno spr\u00e1vn\u011b<\/th>\n<\/tr>\n<\/thead>\n
P\u0159\u00edprava slitin a polotovar\u016f<\/td>\nZaji\u0161t\u011bn\u00ed spr\u00e1vn\u00e9ho slo\u017een\u00ed a \u010distoty<\/td>\nTrhliny, ne\u010distoty, slab\u00e1 pevnost<\/td>\n<\/tr>\n
Vyt\u00e1p\u011bn\u00ed<\/td>\nM\u011bkk\u00fd a tekut\u00fd kov<\/td>\nL\u00e1m\u00e1n\u00ed za studena, po\u0161kozen\u00ed povrchu za tepla<\/td>\n<\/tr>\n
Konstrukce matrice<\/td>\nDefinice tvaru a pr\u016ftoku<\/td>\nDeformace, nerovnom\u011brn\u00e1 tlou\u0161\u0165ka, vady<\/td>\n<\/tr>\n
Nastaven\u00ed lisu a ram<\/td>\nTlak a \u0159\u00edzen\u00ed pr\u016ftoku<\/td>\n\u0160patn\u00e9 se\u0159\u00edzen\u00ed, \u0161patn\u00fd pr\u016ftok, zmetky<\/td>\n<\/tr>\n
Maz\u00e1n\u00ed a kontrola<\/td>\nHladk\u00e9 proud\u011bn\u00ed, sn\u00ed\u017een\u00ed t\u0159en\u00ed, regulace teploty<\/td>\nLepen\u00ed, drsn\u00fd povrch, ztr\u00e1ta pevnosti<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

<\/svg> Kvalita konstrukce matrice siln\u011b ovliv\u0148uje p\u0159esnost tvaru i povrchovou \u00fapravu vytla\u010dovan\u00e9ho hlin\u00edku.<\/b>Pravda<\/span><\/p>

Geometrie formy \u0159\u00edd\u00ed tok kovu a konzistenci tlou\u0161\u0165ky st\u011bny, co\u017e ovliv\u0148uje kone\u010dnou p\u0159esnost a kvalitu povrchu.<\/p><\/div>
\n

<\/svg> P\u0159i pou\u017eit\u00ed jak\u00e9koli hlin\u00edkov\u00e9 slitiny dos\u00e1hnete podobn\u00fdch v\u00fdsledk\u016f vytla\u010dov\u00e1n\u00ed bez nutnosti \u00fapravy oh\u0159evu nebo tlaku.<\/b>False<\/span><\/p>

R\u016fzn\u00e9 slitiny maj\u00ed r\u016fzn\u00e9 pr\u016ftokov\u00e9 charakteristiky, tak\u017ee oh\u0159ev a tlak je t\u0159eba p\u0159izp\u016fsobit pou\u017eit\u00e9 slitin\u011b.<\/p><\/div> <\/p>\n

\n

Pro\u010d tlak nut\u00ed kov proudit?<\/h2>\n

P\u0159i pr\u016fchodu kovu z\u00e1pustkou p\u016fsob\u00ed tlak a teplo spole\u010dn\u011b. Bez spr\u00e1vn\u00e9ho tlaku se kov odm\u00edt\u00e1 tvarovat. Bez dostate\u010dn\u00e9ho tepla samotn\u00fd tlak zp\u016fsob\u00ed prasknut\u00ed kovu.<\/p>\n

Tlak na zah\u0159\u00e1t\u00fd hlin\u00edk jej protla\u010d\u00ed lisovac\u00edm za\u0159\u00edzen\u00edm. Intenzita tlaku, otev\u0159en\u00ed matrice a t\u0159en\u00ed rozhoduj\u00ed o tom, jak hladce bude kov proudit a jak kvalitn\u00ed bude v\u00fdsledn\u00fd profil.<\/strong><\/p>\n

\"P\u0159izp\u016fsoben\u00e9
P\u0159izp\u016fsoben\u00e9 LED hlin\u00edkov\u00fd profil LED hlin\u00edkov\u00e9 vytla\u010dov\u00e1n\u00ed<\/figcaption><\/figure>\n<\/p>\n

Kov po ztuhnut\u00ed s\u00e1m nepote\u010de. P\u0159i vytla\u010dov\u00e1n\u00ed se hlin\u00edkov\u00fd polotovar zah\u0159\u00edv\u00e1, aby byl m\u011bkk\u00fd, ale st\u00e1le pevn\u00fd. Pot\u00e9 lis tla\u010d\u00ed na polotovar beranem. Beran vyv\u00edj\u00ed velmi vysok\u00fd tlak - n\u011bkdy a\u017e tis\u00edce tun v z\u00e1vislosti na velikosti polotovaru a slitin\u011b. Tento tlak stla\u010duje zah\u0159\u00e1t\u00fd kov a nut\u00ed jej k poddajnosti. Otvor z\u00e1pustky, kter\u00fd m\u00e1 tvar pr\u016f\u0159ezu kone\u010dn\u00e9ho profilu, zaji\u0161\u0165uje cestu pro proud\u011bn\u00ed.<\/p>\n

Proud\u011bn\u00ed za\u010d\u00edn\u00e1 na \u010dele polotovaru, kde se vytv\u00e1\u0159\u00ed tlak. Jakmile kov povol\u00ed, za\u010dne proudit do otvoru z\u00e1pustky. T\u0159en\u00ed na st\u011bn\u00e1ch n\u00e1doby a u vstupu do z\u00e1pustky klade odpor proud\u011bn\u00ed, tak\u017ee mazivo nebo povlak pom\u00e1haj\u00ed t\u0159en\u00ed sn\u00ed\u017eit. Bez maz\u00e1n\u00ed se mus\u00ed tlak zvy\u0161ovat, co\u017e hroz\u00ed roztr\u017een\u00edm nebo prasknut\u00edm kovu.<\/p>\n

Z\u00e1le\u017e\u00ed na velikosti otvoru raznice. Men\u0161\u00ed otvory nebo slo\u017eit\u011bj\u0161\u00ed tvary vy\u017eaduj\u00ed vy\u0161\u0161\u00ed tlak. U profil\u016f se siln\u00fdmi st\u011bnami nebo t\u011bsn\u00fdmi rohy zaji\u0161\u0165uje vy\u0161\u0161\u00ed tlak pln\u00e9 napln\u011bn\u00ed kovem. N\u00edzk\u00fd tlak m\u016f\u017ee v\u00e9st k ne\u00fapln\u00e9mu vypln\u011bn\u00ed, dutin\u00e1m nebo slab\u00fdm m\u00edst\u016fm.<\/p>\n

Tak\u00e9 tok kovu mus\u00ed b\u00fdt st\u00e1l\u00fd. N\u00e1hl\u00e9 zm\u011bny - nap\u0159\u00edklad trhav\u00fd pohyb beranu nebo tlakov\u00e9 skoky - mohou zp\u016fsobit turbulence uvnit\u0159 kovu. Tyto turbulence vedou k vad\u00e1m: v\u00ed\u0159en\u00ed, prasklin\u00e1m, nerovnom\u011brn\u00e9mu zrnu nebo deformaci.<\/p>\n

Teplota je sou\u010d\u00e1st\u00ed rovnice. Zah\u0159\u00e1t\u00fd kov mus\u00ed z\u016fstat b\u011bhem lisov\u00e1n\u00ed hork\u00fd. Pokud je matrice nebo n\u00e1doba studen\u00e1, kov na povrchu p\u0159\u00edli\u0161 rychle chladne. Povrch m\u016f\u017ee ztvrdnout, br\u00e1nit toku nebo prasknout. Kontrola teploty b\u011bhem toku je tedy d\u016fle\u017eit\u00e1.<\/p>\n

Tlak tedy nen\u00ed jen s\u00edla - je sou\u010d\u00e1st\u00ed \u0159\u00edzen\u00e9ho syst\u00e9mu s teplem, t\u0159en\u00edm, konstrukc\u00ed matrice a rychlost\u00ed. Pouze spr\u00e1vn\u00fd tlak, slad\u011bn\u00fd s ostatn\u00edmi prom\u011bnn\u00fdmi, vytv\u00e1\u0159\u00ed \u010dist\u00fd a siln\u00fd v\u00fdlisek.<\/p>\n

Vz\u00e1jemn\u00e9 p\u016fsoben\u00ed tlaku, tlaku a pr\u016ftoku<\/h3>\n\n\n\n\n\n\n\n\n
Faktor<\/th>\nVliv na tok kovu<\/th>\n<\/tr>\n<\/thead>\n
Vy\u0161\u0161\u00ed tlak<\/td>\nLep\u0161\u00ed vypl\u0148ov\u00e1n\u00ed slo\u017eit\u00fdch tvar\u016f; p\u0159\u00edli\u0161 vysok\u00e9 riziko po\u0161kozen\u00ed matrice<\/td>\n<\/tr>\n
Maz\u00e1n\u00ed \/ povrchov\u00e1 \u00faprava<\/td>\nHladk\u00fd tok, men\u0161\u00ed t\u0159en\u00ed, \u010dist\u0161\u00ed povrch<\/td>\n<\/tr>\n
\u0158\u00edzen\u00e1 rychlost beranu<\/td>\nStabiln\u00ed pr\u016ftok, m\u00e9n\u011b z\u00e1vad<\/td>\n<\/tr>\n
Vyt\u00e1p\u011bn\u00ed a regulace teploty<\/td>\nM\u011bkk\u00fd kov, rovnom\u011brn\u00fd tok, spr\u00e1vn\u00e1 krystalizace<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

<\/svg> Samotn\u00fd vysok\u00fd tlak m\u016f\u017ee zajistit dobr\u00e9 vytla\u010dov\u00e1n\u00ed i p\u0159i nedostate\u010dn\u00e9m maz\u00e1n\u00ed.<\/b>False<\/span><\/p>

Bez maz\u00e1n\u00ed nebo povlaku se zvy\u0161uje t\u0159en\u00ed. Samotn\u00fd tlak m\u016f\u017ee zp\u016fsobit roztr\u017een\u00ed kovu nebo po\u0161kozen\u00ed povrchu.<\/p><\/div>
\n

<\/svg> U slo\u017eit\u00fdch tvar\u016f je \u010dasto zapot\u0159eb\u00ed vy\u0161\u0161\u00ed tlak, aby se kov protla\u010dil t\u011bsn\u00fdmi otvory z\u00e1pustky.<\/b>Pravda<\/span><\/p>

T\u011bsn\u011bj\u0161\u00ed nebo slo\u017eit\u011bj\u0161\u00ed otvory matrice zvy\u0161uj\u00ed odpor. Vy\u0161\u0161\u00ed tlak pom\u00e1h\u00e1 kovu pln\u011b proudit do v\u0161ech dutin.<\/p><\/div> <\/p>\n

\n

Kde doch\u00e1z\u00ed k vytla\u010dov\u00e1n\u00ed uvnit\u0159 lisu?<\/h2>\n

Mnoz\u00ed si p\u0159edstavuj\u00ed, \u017ee k vytla\u010dov\u00e1n\u00ed doch\u00e1z\u00ed na v\u00fdstupu z matrice. Ve skute\u010dnosti v\u0161ak n\u00e1doba, um\u00edst\u011bn\u00ed polotovaru, beran a matrice spolupracuj\u00ed hluboko uvnit\u0159 lisu. Pochopen\u00ed vnit\u0159n\u00edch \u010d\u00e1st\u00ed lisu pom\u00e1h\u00e1 zjistit, kde deformace za\u010d\u00edn\u00e1 a kon\u010d\u00ed.<\/p>\n

Uvnit\u0159 vytla\u010dovac\u00edho lisu je polotovar um\u00edst\u011bn ve vyh\u0159\u00edvan\u00e9 n\u00e1dob\u011b a je tla\u010den beranem. Tok kovu za\u010d\u00edn\u00e1 v m\u00edst\u011b, kde se beran setk\u00e1v\u00e1 s polotovarem, a kon\u010d\u00ed po jeho v\u00fdstupu z lisovac\u00ed formy. Tato \u0159\u00edzen\u00e1 dr\u00e1ha proud\u011bn\u00ed ur\u010duje, jak jsou tvary tvarov\u00e1ny.<\/strong><\/p>\n

\"Hlin\u00edkov\u00e9
Hlin\u00edkov\u00e9 vytla\u010dovac\u00ed profily U Channel<\/figcaption><\/figure>\n<\/p>\n

Vytla\u010dovac\u00ed lis m\u00e1 n\u011bkolik hlavn\u00edch \u010d\u00e1st\u00ed: n\u00e1dobu, komoru pro polotovar, beranidlo (nebo tla\u010dn\u00fd lis), matrici v p\u0159edn\u00ed \u010d\u00e1sti a n\u011bkdy tak\u00e9 atrapu bloku nebo atrapu v\u00edka za polotovarem. Polotovar spo\u010d\u00edv\u00e1 uvnit\u0159 vyh\u0159\u00edvan\u00e9 n\u00e1doby. N\u00e1doba udr\u017euje polotovar zah\u0159\u00e1t\u00fd a vyrovn\u00e1v\u00e1 jej. Za sochorem se nach\u00e1z\u00ed beranidlo (nebo atrapa bloku a pak beranidlo), kter\u00e9 tla\u010d\u00ed kov dop\u0159edu. Vp\u0159edu je matrice - ocelov\u00fd blok s tvarovan\u00fdm otvorem odpov\u00eddaj\u00edc\u00edm po\u017eadovan\u00e9mu profilu.<\/p>\n

P\u0159i zah\u00e1jen\u00ed vytla\u010dov\u00e1n\u00ed se beran pohybuje dop\u0159edu a tla\u010d\u00ed kovov\u00fd polotovar. Tlak se zvy\u0161uje a kov uvnit\u0159 n\u00e1doby za\u010d\u00edn\u00e1 povolovat. Nejprve se kov za\u010dne deformovat v oblasti p\u0159\u00edmo pod hlavou beranu. Tam za\u010d\u00edn\u00e1 proud\u011bn\u00ed. S pokra\u010duj\u00edc\u00edm tlakem kov te\u010de vp\u0159ed, tla\u010d\u00ed se na st\u011bny n\u00e1doby a klou\u017ee, dokud nedos\u00e1hne vstupu do matrice.<\/p>\n

Uvnit\u0159 vstupu do matrice je tok kovu omezen. St\u011bny z\u00e1pustky nut\u00ed kov, aby se deformoval a p\u0159ijal tvar z\u00e1pustky. Geometrie uvnit\u0159 n\u00e1doby a j\u00e1dra matrice pom\u00e1h\u00e1 usm\u011br\u0148ovat tok. Kov se mus\u00ed skl\u00e1dat a proudit z kruhov\u00e9ho tvaru sochoru do slo\u017eit\u00e9ho pr\u016f\u0159ezov\u00e9ho profilu.<\/p>\n

K vlastn\u00ed zm\u011bn\u011b tvaru p\u0159edvalku na tvar d\u00edlu doch\u00e1z\u00ed uvnit\u0159 z\u00e1pustky. Dr\u00e1ha proud\u011bn\u00ed - od \u010dela polotovaru k v\u00fdstupu z matrice - je v\u0161ak kontinu\u00e1ln\u00ed. Lisovac\u00ed podm\u00ednky uvnit\u0159 n\u00e1doby (teplo, maz\u00e1n\u00ed, tlak) siln\u011b ovliv\u0148uj\u00ed kone\u010dnou kvalitu. Pokud jsou st\u011bny kontejneru p\u0159\u00edli\u0161 studen\u00e9 nebo \u0161patn\u011b namazan\u00e9, m\u016f\u017ee t\u0159en\u00ed nebo nerovnom\u011brn\u00fd oh\u0159ev zp\u016fsobit povrchov\u00e9 vady nebo vnit\u0159n\u00ed pnut\u00ed.<\/p>\n

Jakmile kov opust\u00ed z\u00e1pustku, profil se dostane na st\u016fl pro vyj\u00ed\u017ed\u011bn\u00ed nebo do chladic\u00ed stanice. D\u00edl mus\u00ed z\u016fstat rovn\u00fd, tak\u017ee v\u00fdstupn\u00ed rychlost, chlazen\u00ed a podpora mus\u00ed b\u00fdt spr\u00e1vn\u00e9. Deformace nebo ohyb zde ni\u010d\u00ed geometrii.<\/p>\n

Komponenty vytla\u010dovac\u00edho lisu a jejich \u00faloha<\/h3>\n\n\n\n\n\n\n\n\n\n
Tiskov\u00e1 \u010d\u00e1st<\/th>\nRole<\/th>\n<\/tr>\n<\/thead>\n
Kontejner<\/td>\nDr\u017een\u00ed a zah\u0159\u00edv\u00e1n\u00ed polotovaru, veden\u00ed toku kovu<\/td>\n<\/tr>\n
Beranidlo \/ figur\u00edna<\/td>\nTla\u010dte na polotovar, zvy\u0161ujte tlak, vynucujte pr\u016ftok<\/td>\n<\/tr>\n
Die<\/td>\nDefinice tvaru, kontrola kone\u010dn\u00e9ho pr\u016f\u0159ezu<\/td>\n<\/tr>\n
Mazac\u00ed vrstva<\/td>\nSn\u00ed\u017een\u00ed t\u0159en\u00ed, usnadn\u011bn\u00ed klouz\u00e1n\u00ed kov\u016f<\/td>\n<\/tr>\n
Tabulka dob\u011bhu \/ Chladic\u00ed linka<\/td>\nVodic\u00ed profil po v\u00fdstupu, ochlazen\u00ed a narovn\u00e1n\u00ed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

<\/svg> Tvarov\u00e1 transformace z polotovaru na profil prob\u00edh\u00e1 v\u00fdhradn\u011b v z\u00e1pustce, nikoli v n\u00e1dob\u011b.<\/b>Pravda<\/span><\/p>

N\u00e1doba se zah\u0159\u00edv\u00e1 a dr\u017e\u00ed polotovar; z\u00e1pustka nut\u00ed ke zm\u011bn\u011b tvaru, kdy\u017e je kov protla\u010dov\u00e1n otvorem z\u00e1pustky.<\/p><\/div>
\n

<\/svg> Jakmile kov opust\u00ed z\u00e1pustku, m\u016f\u017ee se pod tlakem st\u00e1le deformovat a m\u011bnit pr\u016f\u0159ez.<\/b>False<\/span><\/p>

Po v\u00fdstupu z mrtvoly tlak zmiz\u00ed. Tvar je pevn\u00fd, zm\u011bnit jej m\u016f\u017ee pouze ohyb nebo deformace zp\u016fsoben\u00e1 chlazen\u00edm, nikoli pr\u016f\u0159ez pod tlakem.<\/p><\/div> <\/p>\n

\n

M\u016f\u017ee n\u00e1sledn\u00e9 zpracov\u00e1n\u00ed vylep\u0161it povrchovou \u00fapravu?<\/h2>\n

Extrudovan\u00fd hlin\u00edk je pou\u017eiteln\u00fd hned po v\u00fdstupu. P\u0159esto mnoho projekt\u016f vy\u017eaduje hlad\u0161\u00ed povrch, lep\u0161\u00ed odolnost proti korozi nebo specifick\u00fd vzhled. N\u00e1sledn\u00e9 zpracov\u00e1n\u00ed m\u016f\u017ee znamenat velk\u00fd rozd\u00edl. <\/p>\n

N\u00e1sledn\u00e9 zpracov\u00e1n\u00ed, jako je eloxov\u00e1n\u00ed, lakov\u00e1n\u00ed, CNC o\u0159ez\u00e1v\u00e1n\u00ed nebo tepeln\u00e9 zpracov\u00e1n\u00ed, m\u016f\u017ee zv\u00fd\u0161it pevnost, zlep\u0161it povrchovou \u00fapravu a zv\u00fd\u0161it odolnost - co\u017e je \u010dasto nezbytn\u00e9 pro kone\u010dn\u00e9 pou\u017eit\u00ed.<\/strong><\/p>\n

\"Hlin\u00edkov\u00fd
Hlin\u00edkov\u00fd v\u00fdlisek 6063 pr\u00e1\u0161kov\u00e9 lakov\u00e1n\u00ed Hlin\u00edkov\u00e9 st\u0159e\u0161n\u00ed ta\u0161ky profil<\/figcaption><\/figure>\n<\/p>\n

Po vytla\u010den\u00ed m\u016f\u017ee m\u00edt surov\u00fd profil - \u010dasto naz\u00fdvan\u00fd fr\u00e9zovan\u00fd - drobn\u00e9 povrchov\u00e9 stopy, oxidy nebo drsn\u00e9 hrany. Pro mnoho pr\u016fmyslov\u00fdch nebo spot\u0159ebitelsk\u00fdch aplikac\u00ed to sta\u010d\u00ed. Kdy\u017e se v\u0161ak d\u00edl objev\u00ed ve viditeln\u00e9 architektu\u0159e, stroj\u00edch nebo v\u00fdrobc\u00edch, st\u00e1v\u00e1 se d\u016fle\u017eit\u00fdm n\u00e1sledn\u00e9 zpracov\u00e1n\u00ed.<\/p>\n

Mezi b\u011b\u017en\u00e9 kroky n\u00e1sledn\u00e9ho zpracov\u00e1n\u00ed pat\u0159\u00ed:<\/p>\n

    \n
  • Eloxov\u00e1n\u00ed<\/strong> - Tento elektrochemick\u00fd proces vytv\u00e1\u0159\u00ed ochrannou vrstvu oxidu hlinit\u00e9ho. Zlep\u0161uje odolnost proti korozi a umo\u017e\u0148uje barven\u00ed. U venkovn\u00edch nebo architektonick\u00fdch d\u00edl\u016f eloxov\u00e1n\u00ed zabra\u0148uje korozi a dod\u00e1v\u00e1 \u010dist\u00fd vzhled. <\/li>\n
  • Pr\u00e1\u0161kov\u00e9 lakov\u00e1n\u00ed nebo lakov\u00e1n\u00ed<\/strong> - Dod\u00e1v\u00e1 barvu a dodate\u010dnou ochranu. Pom\u00e1h\u00e1 odol\u00e1vat pov\u011btrnostn\u00edm vliv\u016fm, opot\u0159eben\u00ed a zlep\u0161uje estetiku. Vhodn\u00e9 pro r\u00e1my, panely a viditeln\u00e9 \u010d\u00e1sti. <\/li>\n
  • CNC obr\u00e1b\u011bn\u00ed \/ vrt\u00e1n\u00ed \/ z\u00e1vitov\u00e1n\u00ed<\/strong> - Po vytla\u010dov\u00e1n\u00ed jsou \u010dasto pot\u0159eba vlastn\u00ed otvory, dr\u00e1\u017eky nebo detailn\u00ed geometrie. Tato zak\u00e1zkov\u00e1 pr\u00e1ce zaji\u0161\u0165uje, \u017ee profily odpov\u00eddaj\u00ed p\u0159esn\u00e9mu n\u00e1vrhu. <\/li>\n
  • St\u0159\u00edh\u00e1n\u00ed a o\u0159ez\u00e1v\u00e1n\u00ed<\/strong> - Vytla\u010dov\u00e1n\u00edm se z\u00edsk\u00e1vaj\u00ed dlouh\u00e9 d\u00e9lky. \u0158ez\u00e1n\u00ed na p\u0159esnou d\u00e9lku a odstra\u0148ov\u00e1n\u00ed ot\u0159ep\u016f na konc\u00edch zvy\u0161uje bezpe\u010dnost a p\u0159il\u00e9havost. <\/li>\n
  • Tepeln\u00e9 zpracov\u00e1n\u00ed<\/strong> - U n\u011bkter\u00fdch slitin zvy\u0161uje pevnost a tvrdost st\u00e1rnut\u00ed nebo tepeln\u00e9 zpracov\u00e1n\u00ed. D\u016fle\u017eit\u00e9 pro konstruk\u010dn\u00ed nebo mechanick\u00e9 d\u00edly. <\/li>\n<\/ul>\n

    Tyto kroky zvy\u0161uj\u00ed n\u00e1klady a \u010das. Je t\u0159eba je napl\u00e1novat v\u010das. Pokud to konstrukce umo\u017e\u0148uje, u\u0161et\u0159\u00edte pen\u00edze a \u010das pou\u017eit\u00edm p\u0159\u00edmo vytla\u010dovan\u00fdch d\u00edl\u016f. <\/p>\n

    V\u00fdhody a kompromisy n\u00e1sledn\u00e9ho zpracov\u00e1n\u00ed<\/h3>\n\n\n\n\n\n\n\n\n
    Proces<\/th>\nBenefit<\/th>\nKompromisy \/ n\u00e1klady<\/th>\n<\/tr>\n<\/thead>\n
    Eloxov\u00e1n\u00ed<\/td>\nOdolnost proti korozi, \u010dist\u00fd povrch, barevn\u00e9 varianty<\/td>\nDodate\u010dn\u00e9 n\u00e1klady, doba zpracov\u00e1n\u00ed, mal\u00e1 zm\u011bna tlou\u0161\u0165ky<\/td>\n<\/tr>\n
    Pr\u00e1\u0161kov\u00e9 lakov\u00e1n\u00ed<\/td>\nBarva, odolnost v\u016f\u010di pov\u011btrnostn\u00edm vliv\u016fm\/opot\u0159eben\u00ed<\/td>\nSiln\u011bj\u0161\u00ed povlak, vy\u0161\u0161\u00ed n\u00e1klady<\/td>\n<\/tr>\n
    CNC obr\u00e1b\u011bn\u00ed<\/td>\nP\u0159esn\u00e9 otvory, vlastn\u00ed tvary<\/td>\nDoba se\u0159izov\u00e1n\u00ed, n\u00e1klady na zmetky, dodate\u010dn\u00e9 n\u00e1klady na d\u00edl<\/td>\n<\/tr>\n
    Tepeln\u00e9 zpracov\u00e1n\u00ed<\/td>\nVy\u0161\u0161\u00ed pevnost, lep\u0161\u00ed mechanick\u00e9 vlastnosti<\/td>\nVy\u017eaduje spr\u00e1vnou slitinu, zvy\u0161uje n\u00e1klady<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    N\u00e1sledn\u00e9 zpracov\u00e1n\u00ed zlep\u0161uje kone\u010dnou kvalitu. Dobr\u00e1 povrchov\u00e1 \u00faprava a ochrana prodlu\u017euj\u00ed \u017eivotnost d\u00edl\u016f. Obr\u00e1b\u011bn\u00ed na zak\u00e1zku zaji\u0161\u0165uje, \u017ee d\u00edly zapadaj\u00ed do sestav. Tepeln\u00e9 zpracov\u00e1n\u00ed zaji\u0161\u0165uje, \u017ee d\u00edly zvl\u00e1dnou z\u00e1t\u011b\u017e. Pro mnoho aplikac\u00ed samotn\u00e9 vytla\u010dov\u00e1n\u00ed nesta\u010d\u00ed.<\/p>\n

    Zvy\u0161uj\u00ed se v\u0161ak n\u00e1klady a doba realizace. U velk\u00fdch objedn\u00e1vek m\u016f\u017ee kone\u010dn\u00e1 \u00faprava zv\u00fd\u0161it n\u00e1klady na 20-40%. U mal\u00fdch objedn\u00e1vek se n\u00e1klady na dokon\u010dovac\u00ed pr\u00e1ce na jeden d\u00edl zvy\u0161uj\u00ed kv\u016fli poplatk\u016fm za p\u0159\u00edpravu. <\/p>\n

    Tolerance mohou b\u00fdt ovlivn\u011bny tak\u00e9 dal\u0161\u00edmi procesy. Nap\u0159\u00edklad eloxov\u00e1n\u00ed m\u00edrn\u011b m\u011bn\u00ed rozm\u011bry povrchu. Konstrukt\u00e9\u0159i mus\u00ed po\u010d\u00edtat s tolerancemi. Lakov\u00e1n\u00ed zvy\u0161uje tlou\u0161\u0165ku. Obr\u00e1b\u011bn\u00ed m\u016f\u017ee odstranit materi\u00e1l a vn\u00e9st nap\u011bt\u00ed, pokud nen\u00ed kontrolov\u00e1no.<\/p>\n

    P\u0159i v\u00fdb\u011bru dodate\u010dn\u00e9ho zpracov\u00e1n\u00ed by tedy kupuj\u00edc\u00ed m\u011bli zv\u00e1\u017eit funk\u010dnost, vzhled, trvanlivost a cenu. V mnoha p\u0159\u00edpadech dodate\u010dn\u00e1 hodnota ospravedl\u0148uje vy\u0161\u0161\u00ed n\u00e1klady.<\/p>\n

    <\/svg> Eloxov\u00e1n\u00ed v\u017edy zvy\u0161uje odolnost proti korozi, ani\u017e by ovlivnilo tolerance d\u00edl\u016f.<\/b>False<\/span><\/p>

    Eloxov\u00e1n\u00ed zvy\u0161uje tlou\u0161\u0165ku povrchu a m\u016f\u017ee m\u00edrn\u011b zm\u011bnit rozm\u011bry; s t\u00edm mus\u00ed po\u010d\u00edtat konstruk\u010dn\u00ed tolerance.<\/p><\/div>
    \n

    <\/svg> Pokud je d\u00edl ur\u010den pro venkovn\u00ed pou\u017eit\u00ed, je \u010dasto nutn\u00e9 prov\u00e9st eloxov\u00e1n\u00ed nebo povrchovou \u00fapravu, aby byla zaji\u0161t\u011bna jeho dlouh\u00e1 \u017eivotnost.<\/b>Pravda<\/span><\/p>

    Vrstva oxidu hlinit\u00e9ho nebo povlak chr\u00e1n\u00ed kov p\u0159ed oxidac\u00ed a po\u0161kozen\u00edm vlivem okoln\u00edho prost\u0159ed\u00ed a prodlu\u017euje tak jeho \u017eivotnost ve venkovn\u00edm prost\u0159ed\u00ed.<\/p><\/div> <\/p>\n

    \n

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

    Vytla\u010dov\u00e1n\u00ed hlin\u00edku je v\u00fdsledkem p\u0159esn\u00e9ho oh\u0159evu, \u0159\u00edzen\u00e9ho tlaku, dobr\u00e9 konstrukce matrice a spr\u00e1vn\u00e9ho proud\u011bn\u00ed v lisu. Z\u00e1le\u017e\u00ed na teplot\u011b, tlaku, maz\u00e1n\u00ed a nastaven\u00ed. Po vytla\u010dov\u00e1n\u00ed m\u016f\u017ee n\u00e1sledn\u00e9 zpracov\u00e1n\u00ed formovat kvalitu povrchu, pevnost a trvanlivost. Znalost jednotliv\u00fdch krok\u016f pom\u00e1h\u00e1 navrhovat lep\u0161\u00ed d\u00edly a p\u0159edch\u00e1zet pl\u00fdtv\u00e1n\u00ed.<\/p>","protected":false},"excerpt":{"rendered":"

    Color Anodized structural aluminum extrusions Profile for Window Frame extruded aluminium alloys 6063 Aluminum extrusion seems simple from the outside. Yet many wonder why raw aluminum turns into complex shapes. Mistakes in understanding cause wasted money and wrong parts. Aluminum extrusion is a process where heated aluminum billet is forced through a shaped die under […]<\/p>\n","protected":false},"author":6,"featured_media":6758,"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":"","_seopress_analysis_target_kw":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-26469","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\/26469","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=26469"}],"version-history":[{"count":0,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/posts\/26469\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/media\/6758"}],"wp:attachment":[{"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/media?parent=26469"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/categories?post=26469"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/tags?post=26469"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}