{"id":1370,"date":"2026-06-26T06:25:18","date_gmt":"2026-06-26T06:25:18","guid":{"rendered":"https:\/\/worm-and-worm-wheel.com\/?p=1370"},"modified":"2026-06-26T06:25:18","modified_gmt":"2026-06-26T06:25:18","slug":"worm-and-worm-wheel-for-printing-press-and-paper-feed-drives","status":"publish","type":"post","link":"https:\/\/worm-and-worm-wheel.com\/cs\/worm-and-worm-wheel-for-printing-press-and-paper-feed-drives\/","title":{"rendered":"\u0160nek a \u0161nekov\u00e9 kolo pro tiska\u0159sk\u00e9 stroje a pohony pod\u00e1v\u00e1n\u00ed pap\u00edru"},"content":{"rendered":"
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Korea Ever-Power \u00b7 Pr\u016fvodce aplika\u010dn\u00edm in\u017een\u00fdrstv\u00edm<\/p>\n

\u0160nek a \u0161nekov\u00e9 kolo pro tiska\u0159sk\u00e9 stroje a pohony pod\u00e1v\u00e1n\u00ed pap\u00edru<\/h1>\n

V ofsetov\u00e9m tiskov\u00e9m stroji d\u011bl\u00e1 jeden p\u00e1r \u0161nekov\u00fdch p\u0159evod\u016f n\u011bco, co \u017e\u00e1dn\u00fd jin\u00fd typ p\u0159evodu nedok\u00e1\u017ee napodobit: p\u0159ev\u00e1d\u00ed rota\u010dn\u00ed pohyb na soub\u011b\u017enou rotaci a axi\u00e1ln\u00ed posuv v\u00e1lce pro distribuci barvy \u2013 s ka\u017edou ot\u00e1\u010dkou rovnom\u011brn\u011b rozprost\u00edr\u00e1 2mikronov\u00fd film barvy na \u0161\u00ed\u0159ku v\u00e1lce 1 000 mm. Tento oscila\u010dn\u00ed mechanismus je skrytou geometri\u00ed za ka\u017ed\u00fdm ostr\u00fdm vyti\u0161t\u011bn\u00fdm obrazem.<\/p>\n

Promluvte si s technikem tiskov\u00e9 mechaniky \u2192<\/a><\/p>\n<\/div>\n

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Rychl\u00e1 odpov\u011b\u010f<\/div>\n

Tiskov\u00e9 stroje pou\u017e\u00edvaj\u00ed \u0161nekov\u00e9 p\u0159evody ve dvou odli\u0161n\u00fdch rol\u00edch, kter\u00e9 \u017e\u00e1dn\u00e1 jin\u00e1 aplikace nekombinuje. Zaprv\u00e9, mechanismus oscilace v\u00e1lce pro tiskovou barvu: \u0161nekov\u00fd z\u00e1vit zab\u00edr\u00e1 se spir\u00e1lovou dr\u00e1\u017ekou na v\u00e1lci pro distribuci barvy a p\u0159em\u011b\u0148uje rotaci na axi\u00e1ln\u00ed posuv v\u00e1lce \u2013 rovnom\u011brn\u011b rozd\u011bluje barvu po cel\u00e9 \u0161\u00ed\u0159ce tisku, aby se zabr\u00e1nilo tvorb\u011b pruh\u016f. Zadruh\u00e9, pohon pod\u00e1v\u00e1n\u00ed pap\u00edru nebo p\u00e1su: \u0161nekov\u00e9 p\u0159evody poh\u00e1n\u011bj\u00ed v\u00e1le\u010dky pro transport pap\u00edru p\u0159esn\u011b \u0159\u00edzenou rychlost\u00ed pro p\u0159esnost v\u00edcebarevn\u00e9 registrace s toleranc\u00ed plus m\u00ednus 0,05 mm. Sch\u00e9ma mechanismu oscilace barvy ukazuje, jak geometrie \u0161nekov\u00e9ho p\u0159evodu ur\u010duje zdvih a rychlost posuvu. Vibrace ze z\u00e1b\u011bru \u0161nekov\u00e9ho p\u0159evodu se p\u0159en\u00e1\u0161ej\u00ed p\u0159es vodic\u00ed v\u011btev barvy na tiskovou plochu \u2013 tak\u017ee pro kvalitu tisku je z\u00e1sadn\u00ed kvalita povrchu (Ra 0,2 a\u017e 0,4 \u00b5m) a p\u0159esnost zub\u016f (DIN 5 a\u017e 7). \u0160nekov\u00e9 p\u0159evody tiskov\u00fdch stroj\u016f pracuj\u00ed s vy\u0161\u0161\u00edmi rychlostmi (vstupn\u00ed proud 1 500 a\u017e 3 000 ot.\/min) a ni\u017e\u0161\u00edm zat\u00ed\u017een\u00edm (5 a\u017e 20 N\u00b7m) ne\u017e v\u011bt\u0161ina pr\u016fmyslov\u00fdch aplikac\u00ed \u0161nekov\u00fdch p\u0159evod\u016f, co\u017e je \u0159ad\u00ed do re\u017eimu p\u0159esn\u00fdch ot\u00e1\u010dek sp\u00ed\u0161e ne\u017e do re\u017eimu to\u010div\u00e9ho momentu.<\/p>\n<\/div>\n

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Dv\u011b odli\u0161n\u00e9 role \u0161nekov\u00fdch p\u0159evod\u016f v tiska\u0159sk\u00fdch stroj\u00edch<\/h2>\n

\"detail<\/p>\n

Na rozd\u00edl od v\u0161ech ostatn\u00edch aplikac\u00ed v t\u00e9to s\u00e9rii (A01 a\u017e A17), kde \u0161nekov\u00fd p\u0159evod slou\u017e\u00ed \u010dist\u011b jako reduktor rychlosti, tiska\u0159sk\u00e9 stroje pou\u017e\u00edvaj\u00ed geometrii \u0161nekov\u00e9ho p\u0159evodu dv\u011bma z\u00e1sadn\u011b odli\u0161n\u00fdmi zp\u016fsoby \u2013 a pochopen\u00ed obou je nezbytn\u00e9 pro spr\u00e1vnou specifikaci.<\/p>\n

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Role 1 \u2013 Oscilace inkoustov\u00e9ho v\u00e1lce<\/div>\n

Hnac\u00ed z\u00e1vit zab\u00edr\u00e1 se spir\u00e1lovou dr\u00e1\u017ekou na v\u00e1lci pro distribuci barvy. Jak se nit ot\u00e1\u010d\u00ed (poh\u00e1n\u011bna ozuben\u00fdm soukol\u00ed tiskov\u00e9ho v\u00e1lce), barevn\u00fd v\u00e1lec se sou\u010dasn\u011b ot\u00e1\u010d\u00ed a axi\u00e1ln\u011b posouv\u00e1 o 3 a\u017e 8 mm na ot\u00e1\u010dku. Tato axi\u00e1ln\u00ed oscilace rovnom\u011brn\u011b rozprost\u00edr\u00e1 barevn\u00fd film po \u0161\u00ed\u0159ce v\u00e1lce, \u010d\u00edm\u017e zabra\u0148uje vzniku p\u00e1sem nedostatku barvy. \u0160nek zde funguje jako line\u00e1rn\u00ed va\u010dka, nikoli jako reduktor rychlosti. \u201eP\u00e1r ozuben\u00fdch kol\u201c je \u0161nekov\u00fd z\u00e1vit a dr\u00e1\u017eka v\u00e1lce \u2013 nikoli samostatn\u00e9 \u0161nekov\u00e9 kolo.<\/p>\n<\/div>\n

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Role 2 \u2013 Sn\u00ed\u017een\u00ed rychlosti pod\u00e1v\u00e1n\u00ed pap\u00edru<\/div>\n

Dvojice \u0161neku a \u0161nekov\u00e9ho kola sni\u017euje ot\u00e1\u010dky motoru na ot\u00e1\u010dky v\u00e1le\u010dk\u016f pro p\u0159epravu pap\u00edru \u2013 co\u017e je konven\u010dn\u00ed funkce sni\u017eov\u00e1n\u00ed rychlosti. Dvojice \u0161nekov\u00fdch p\u0159evod\u016f mus\u00ed poskytovat extr\u00e9mn\u011b konzistentn\u00ed v\u00fdstupn\u00ed rychlost, proto\u017ee v\u00edcebarevn\u00fd tisk registruje \u010dty\u0159i samostatn\u00e9 barevn\u00e9 otisky na stejn\u00e9m archu s toleranc\u00ed plus m\u00ednus 0,05 mm. Zm\u011bna rychlosti pod\u00e1vac\u00edho v\u00e1lce o 0,1 procenta zp\u016fsobuje kumulativn\u00ed chybu registrace, kter\u00e1 se projev\u00ed jako barevn\u00e9 lemov\u00e1n\u00ed po 3 a\u017e 5 d\u00e9lk\u00e1ch tisku.<\/p>\n<\/div>\n<\/div>\n

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Mechanismus oscilace inkoustov\u00e9ho v\u00e1lce \u2013 jak geometrie \u0161nekov\u00e9ho z\u00e1vitu rozd\u011bluje inkoust<\/h2>\n
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Mechanismus kmit\u00e1n\u00ed inkoustu je pro tiska\u0159sk\u00e9 stroje jedine\u010dn\u00fd \u2013 \u017e\u00e1dn\u00e9 jin\u00e9 odv\u011btv\u00ed nepou\u017e\u00edv\u00e1 geometrii \u0161nekov\u00e9ho p\u0159evodu t\u00edmto zp\u016fsobem. Z\u00e1vit \u0161neku funguje jako spir\u00e1lov\u00e1 va\u010dka, kter\u00e1 zab\u00edr\u00e1 s odpov\u00eddaj\u00edc\u00ed spir\u00e1lovou dr\u00e1\u017ekou vyfr\u00e9zovanou do \u010depu v\u00e1lce pro distribuci inkoustu. Jak se \u0161nek ot\u00e1\u010d\u00ed, z\u00e1vit tla\u010d\u00ed v\u00e1lec axi\u00e1ln\u011b, zat\u00edmco v\u00e1lec se sou\u010dasn\u011b ot\u00e1\u010d\u00ed v d\u016fsledku t\u0159ec\u00edho kontaktu se sousedn\u00edmi v\u00e1lci pro rozd\u011blov\u00e1n\u00ed inkoustu v barevn\u00e9m \u0159et\u011bzci.<\/p>\n

N\u00ed\u017ee uveden\u00fd diagram zn\u00e1zor\u0148uje mechanismus v \u0159ezu a axi\u00e1ln\u00edm pohledu.<\/p>\n<\/div>\n

\"mechanismus<\/div>\n<\/div>\n

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Mechanismus oscilace inkoustov\u00e9ho v\u00e1lce \u2013 axi\u00e1ln\u00ed pohled<\/div>\n
                       Posuvn\u00fd zdvih S = 3 a\u017e 8 mm\n\u251c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2524\n\n\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2557 \u2554\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n\u010cASOPIS INKOUSTOV\u00c9HO V\u00c1LE\u010cKU \u255a\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u255d T\u011aLO INKOUSTOV\u00c9HO V\u00c1LE\u010cKU\n(\u0161roubovit\u00e1 dr\u00e1\u017eka) \u2195 zapojit (nese inkoustov\u00fd film)\n\u2502\n[ ]\u010cERV\u00cd Z\u00c1VIT<\/span>]\n\u2502\nOsa ot\u00e1\u010den\u00ed \u0161neku\n(kolmo k v\u00e1lci)\r\n\r\n  \u010cerv se ot\u00e1\u010d\u00ed<\/span> \u2500\u2500\u2192 z\u00e1vit tla\u010d\u00ed v\u00e1lec axi\u00e1ln\u011b \u2500\u2500\u2192 v\u00e1lec osciluje\nzleva doprava o zdvih S na ot\u00e1\u010dku\n\nZdvih: S = stoup\u00e1n\u00ed \u0161neku \u00d7 (\u00fahel z\u00e1b\u011bru dr\u00e1\u017eky \/ 360\u00b0)\nTypick\u00e9: stoup\u00e1n\u00ed 6 mm \u00d7 \u00fahel z\u00e1b\u011bru 180\u00b0 = Zdvih 3 mm na p\u016fl ot\u00e1\u010dky<\/span>\r\n  Pln\u00fd oscila\u010dn\u00ed cyklus: celkov\u00fd posuv 6 mm (3 mm vlevo + 3 mm vpravo)\r\n<\/pre>\n<\/div>\n
Pro\u010d je oscilace d\u016fle\u017eit\u00e1 pro kvalitu tisku.<\/strong> Bez axi\u00e1ln\u00ed oscilace p\u0159en\u00e1\u0161\u00ed v\u00e1lec pro distribuci inkoustu inkoust pouze v pevn\u00e9 kontaktn\u00ed linii s ka\u017ed\u00fdm sousedn\u00edm v\u00e1lcem. Spot\u0159eba inkoustu se li\u0161\u00ed v r\u00e1mci \u0161\u00ed\u0159ky ti\u0161t\u011bn\u00e9ho obrazu (fotografie s tmav\u00fdmi oblastmi vlevo spot\u0159ebuje na lev\u00e9 stran\u011b v\u00edce inkoustu) a bez oscilace se inkoustov\u00fd film po 50 a\u017e 100 otiskech st\u00e1v\u00e1 nerovnom\u011brn\u00fdm \u2013 v jednobarevn\u00fdch oblastech vznikaj\u00ed viditeln\u00e9 sv\u011btl\u00e9 a tmav\u00e9 p\u00e1sy. Oscilace redistribuuje inkoust later\u00e1ln\u011b a zpr\u016fm\u011bruje tlou\u0161\u0165ku filmu po cel\u00e9 \u0161\u00ed\u0159ce v\u00e1lce. Zdvih oscilace (3 a\u017e 8 mm) a frekvence oscilace (jednou za 1 a\u017e 3 ot\u00e1\u010dky) jsou nastaveny stoup\u00e1n\u00edm z\u00e1vitu \u0161neku a geometri\u00ed z\u00e1b\u011bru \u2013 jsou zabudov\u00e1ny do konstrukce \u0161neku a nelze je po v\u00fdrob\u011b upravit.<\/p>\n
Po\u017eadavek na p\u0159esnost z\u00e1vitu.<\/strong> Z\u00e1vit \u0161neku, kter\u00fd poh\u00e1n\u00ed kmit\u00e1n\u00ed barevn\u00edkov\u00e9ho v\u00e1lce, mus\u00ed b\u00fdt vyroben s u\u017e\u0161\u00edmi tolerancemi ne\u017e standardn\u00ed \u0161nek s redukc\u00ed rychlosti. Chyba stoup\u00e1n\u00ed oscila\u010dn\u00edho \u0161neku zp\u016fsobuje nerovnom\u011brnou rychlost posuvu \u2013 v\u00e1lec se pohybuje rychleji v jednom sm\u011bru ne\u017e ve druh\u00e9m, co\u017e vytv\u00e1\u0159\u00ed asymetrick\u00e9 rozlo\u017een\u00ed barvy. Kumulativn\u00ed chyba stoup\u00e1n\u00ed by m\u011bla b\u00fdt ni\u017e\u0161\u00ed ne\u017e 10 \u00b5m po cel\u00e9 d\u00e9lce z\u00e1vitu (obvykle 20 a\u017e 40 mm). To vy\u017eaduje brou\u0161en\u00ed (Ra 0,2 a\u017e 0,4 \u00b5m) z\u00e1vitu oscila\u010dn\u00edho \u0161neku \u2013 odvalovan\u00e9 z\u00e1vity s Ra 1,6 \u00b5m nespl\u0148uj\u00ed po\u017eadavek na p\u0159esnost stoup\u00e1n\u00ed pro kvalitn\u00ed tisk.<\/p>\n
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Citlivost na vibrace \u2013 jak buzen\u00ed z\u00e1b\u011bru \u0161nekov\u00e9ho p\u0159evodu ovliv\u0148uje kvalitu tisku<\/h2>\n
\"p\u0159esn\u00fd<\/p>\n
Tiska\u0159sk\u00e9 stroje jsou stroje citliv\u00e9 na vibrace. P\u0159enos barvy z desky na potah a na pap\u00edr prob\u00edh\u00e1 p\u0159i kontaktn\u00edm tlaku 0,1 a\u017e 0,3 MPa v \u0161\u00ed\u0159ce \u0161t\u011brbiny 3 a\u017e 8 mm \u2013 jak\u00e1koli vibrace, kter\u00e1 moduluje tento kontaktn\u00ed tlak, vytv\u00e1\u0159\u00ed odpov\u00eddaj\u00edc\u00ed modulaci tlou\u0161\u0165ky tiskov\u00e9ho filmu na pap\u00ed\u0159e. V\u00fdsledek je viditeln\u00fd jako \u201eghosting\u201c (slab\u00e9 opakuj\u00edc\u00ed se st\u00edny obrazu), \u201ebanding\u201c (periodick\u00e9 sv\u011btl\u00e9 a tmav\u00e9 pruhy) nebo \u201eslur\u201c (rozmaz\u00e1v\u00e1n\u00ed obrazu ve sm\u011bru tisku).<\/p>\n
Dvojice ozuben\u00fdch kol \u2013 jak oscila\u010dn\u00ed slo\u017eka, tak dvojice pro redukci posuvu \u2013 p\u0159isp\u00edv\u00e1 k vibrac\u00edm na sv\u00e9 s\u00ed\u0165ov\u00e9 frekvenci. Pro konfiguraci s jedn\u00edm chodem a vstupn\u00edmi ot\u00e1\u010dkami 1 500 ot.\/min je s\u00ed\u0165ov\u00e1 frekvence 1 500 \/ 60 = 25 Hz. Pro konfiguraci se dv\u011bma chody a stejnou rychlost\u00ed je s\u00ed\u0165ov\u00e1 frekvence 50 Hz. Tyto frekvence spadaj\u00ed do rozsahu 10 a\u017e 100 Hz, kde r\u00e1m tiskov\u00e9ho stroje a tiskov\u00e1 soustava vykazuj\u00ed struktur\u00e1ln\u00ed rezonance \u2013 co\u017e znamen\u00e1, \u017ee i mal\u00e9 buzen\u00ed na s\u00ed\u0165ov\u00e9 frekvenci se m\u016f\u017ee zes\u00edlit a v\u00e9st k v\u00fdznamn\u00fdm vibrac\u00edm na tiskov\u00e9m povrchu.<\/p>\n
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Povrchov\u00e1 \u00faprava \u0161neku<\/th>\nAmplituda vibrac\u00ed s\u00edt\u011b<\/th>\nVarianta inkoustov\u00e9ho filmu<\/th>\nVliv na kvalitu tisku<\/th>\n<\/tr>\n<\/thead>\n
Ra 1,6 \u00b5m (odvalovan\u00e9)<\/td>\n0,08 \u2013 0,15 mm\/s RMS<\/td>\n\u00b18 \u2013 15%<\/td>\nViditeln\u00e9 pruhov\u00e1n\u00ed v pln\u00fdch oblastech<\/td>\n<\/tr>\n
Ra 0,4 \u00b5m (bruse)<\/td>\n0,02 \u2013 0,05 mm\/s RMS<\/td>\n\u00b13 \u2013 5%<\/td>\nVhodn\u00e9 pro komer\u010dn\u00ed tisk<\/td>\n<\/tr>\n
Ra 0,2 \u00b5m (lapov\u00e1no)<\/td>\n0,005 \u2013 0,015 mm\/s RMS<\/td>\n\u00b11 \u2013 2%<\/td>\nPr\u00e9miov\u00e1 kvalita, bez viditeln\u00fdch vad<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
Tabulka ukazuje, \u017ee rozd\u00edl v povrchov\u00e9 \u00faprav\u011b mezi odvalovan\u00fdm a lapovan\u00fdm povrchem vede k 10n\u00e1sobn\u00e9mu sn\u00ed\u017een\u00ed amplitudy vibrac\u00ed s\u00edt\u011b \u2013 co\u017e se v kvalit\u011b tisku prom\u00edt\u00e1 z \u201eviditeln\u00e9ho pruhov\u00e1n\u00ed\u201c do \u201e\u017e\u00e1dn\u00e9 viditeln\u00e9 vady\u201c. Pro komer\u010dn\u00ed ofsetov\u00fd a flexografick\u00fd tisk je standardem brou\u0161en\u00e1 povrchov\u00e1 \u00faprava (Ra 0,4 \u00b5m). Pro pr\u00e9miov\u00e9 obaly, um\u011bleck\u00e9 reprodukce a bezpe\u010dnostn\u00ed tisk (bankovky, zn\u00e1mky) je specifikov\u00e1na lapovan\u00e1 povrchov\u00e1 \u00faprava (Ra 0,2 \u00b5m).<\/p>\n
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Pozn\u00e1mka k in\u017een\u00fdrsk\u00e9mu stolu<\/div>\n
Korejsk\u00fd flexografick\u00fd tiska\u0159 obal\u016f hl\u00e1sil periodick\u00e9 pruhov\u00e1n\u00ed na nov\u00e9m \u0161estibarevn\u00e9m tiskov\u00e9m stroji, kter\u00fd tiskl na vlnitou lepenku rychlost\u00ed 180 metr\u016f za minutu. Pruhy se projevovaly jako sv\u011btl\u00e9\/tmav\u00e9 pruhy v intervalech 25 mm ve velk\u00fdch ploch\u00e1ch s plnou barvou \u2013 interval odpov\u00edd\u00e1 obvodu oscila\u010dn\u00edho \u0161neku pro tisk barvy (jednor\u00e1zov\u00fd tisk, \u00d8 8 mm, stoup\u00e1n\u00ed 8 mm). Vy\u0161et\u0159ov\u00e1n\u00ed potvrdilo, \u017ee oscila\u010dn\u00ed \u010d\u00e1st byla odvalov\u00e1na (Ra 1,4 \u00b5m). Chyba stoup\u00e1n\u00ed byla 22 \u00b5m na d\u00e9lce z\u00e1b\u011bru 30 mm \u2013 co\u017e vedlo k nerovnom\u011brn\u00e9 rychlosti oscilace a asymetrick\u00e9mu rozlo\u017een\u00ed barvy. V\u00fdrobce tiskov\u00e9ho stroje specifikoval v p\u016fvodn\u00edm seznamu d\u00edl\u016f brou\u0161en\u00e9 \u0161neky, ale n\u00e1hradn\u00ed oscila\u010dn\u00ed \u0161nek dodan\u00fd p\u0159i posledn\u00ed \u00fadr\u017eb\u011b byl distributorem d\u00edl\u016f nahrazen odvalovan\u00fdm \u0161nekem (vizu\u00e1ln\u011b identick\u00fd, o 60 procent levn\u011bj\u0161\u00ed). V\u00fdm\u011bna za brou\u0161enou sou\u010d\u00e1stku (Ra 0,3 \u00b5m, chyba stoup\u00e1n\u00ed 6 \u00b5m) eliminovala pruhov\u00e1n\u00ed b\u011bhem prvn\u00edch 100 v\u00fdtisk\u016f po instalaci. Cena brou\u0161en\u00e9 sou\u010d\u00e1stky: 28 USD. Cena odvalovan\u00e9 n\u00e1hrady: 11 USD. N\u00e1klady na tiskov\u00fd odpad souvisej\u00edc\u00ed s p\u00e1skov\u00e1n\u00edm b\u011bhem 3 t\u00fddn\u016f instalace odvalovac\u00edho d\u00edlu: p\u0159ibli\u017en\u011b 4 800 USD v odm\u00edtnut\u00fdch kartonech. Ponau\u010den\u00ed: komponenty oscilace tiskov\u00e9ho stroje nejsou zam\u011bniteln\u00e9 se standardn\u00edmi pr\u016fmyslov\u00fdmi d\u00edly \u2013 po\u017eadavky na p\u0159esnost stoup\u00e1n\u00ed a povrchovou \u00fapravu jsou specifick\u00e9 pro tiskovou funkci a mus\u00ed b\u00fdt ov\u011b\u0159eny p\u0159i ka\u017ed\u00e9 v\u00fdm\u011bn\u011b, nikoli p\u0159edpokl\u00e1d\u00e1ny na z\u00e1klad\u011b rozm\u011brov\u00e9 kompatibility.<\/p>\n<\/div>\n
<\/p>\n
T\u0159i p\u0159\u00edpady specifikace p\u00e1ru \u0161nekov\u00fdch p\u0159evod\u016f tiska\u0159sk\u00e9ho stroje<\/h2>\n
\"p\u0159esn\u00fd<\/p>\n
P\u0159\u00edpad 1 \u2013 Korejsk\u00e1 flexotiskov\u00e1 tisk\u00e1rna obal\u016f: 6 barev, oscilace inkoustu + pohon pod\u00e1v\u00e1n\u00ed<\/h3>\n
Korejsk\u00fd tiska\u0159 obal\u016f specifikoval komponenty \u0161nekov\u00e9ho p\u0159evodu pro 6barevn\u00fd flexografick\u00fd tiskov\u00fd stroj s vlnitou a flexibiln\u00ed obalovou technikou rychlost\u00ed 120 a\u017e 200 m\/min. Ka\u017ed\u00e1 barevn\u00e1 stanice m\u011bla jeden z\u00e1vit pro oscilaci barvy a jeden p\u00e1r reduk\u010dn\u00edch ozuben\u00fdch kol pro pod\u00e1v\u00e1n\u00ed. Oscila\u010dn\u00ed z\u00e1vit: jednochod\u00fd, \u00d810 mm, stoup\u00e1n\u00ed 6 mm, brou\u0161en\u00fd Ra 0,3 \u00b5m, kalen\u00e1 ocel (HRC 58). Chyba stoup\u00e1n\u00ed: pod 8 \u00b5m p\u0159i z\u00e1b\u011bru 35 mm. Posuvn\u00fd zdvih: 3 mm na p\u016fl ot\u00e1\u010dky. \u0160est oscila\u010dn\u00edch z\u00e1vit\u016f na lis: 6 \u00d7 22 USD = 132 USD. Dvojice \u0161nekov\u00fdch ozuben\u00fdch kol pro redukci posuvu: jednochod\u00e1, modul 1,5, osov\u00e1 vzd\u00e1lenost 30 mm, p\u0159evodov\u00fd pom\u011br 20:1, brou\u0161en\u00fd Ra 0,4 \u00b5m, t\u0159\u00edda p\u0159esnosti DIN 6. V\u00fdstupn\u00ed to\u010div\u00fd moment: 8 N\u00b7m (lehk\u00fd \u2013 pouze nap\u011bt\u00ed pap\u00edrov\u00e9ho p\u00e1su). \u0160est dvojic pod\u00e1vac\u00edch kol na lis: 6 \u00d7 85 USD = 510 USD. Celkov\u00e9 n\u00e1klady na komponenty p\u0159evodu na lis: 642 USD. Tisk\u00e1rna tiskla p\u0159ibli\u017en\u011b 2,4 milionu b\u011b\u017en\u00fdch metr\u016f vlnit\u00fdch obal\u016f ro\u010dn\u011b za 0,08 USD za b\u011b\u017en\u00fd metr \u2013 co\u017e p\u0159edstavuje ro\u010dn\u00ed tiskovou produkci ve v\u00fd\u0161i 192 000 USD, poh\u00e1n\u011bnou komponenty \u0161nekov\u00fdch p\u0159evod\u016f v hodnot\u011b 642 USD.<\/p>\n
P\u0159\u00edpad 2 \u2013 Japonsk\u00e1 ofsetov\u00e1 komer\u010dn\u00ed tisk\u00e1rna: 4 barvy, soutisk \u00b10,05 mm, lapovan\u00fd tisk<\/h3>\n
Japonsk\u00e1 komer\u010dn\u00ed tisk\u00e1rna specifikovala \u0161nekov\u00e9 p\u0159evody pro pohon pod\u00e1v\u00e1n\u00ed arch\u016f \u010dty\u0159barevn\u00e9ho ofsetov\u00e9ho tiskov\u00e9ho stroje, kter\u00fd produkuje vysoce kvalitn\u00ed bro\u017eury, katalogy a um\u011bleck\u00e9 tisky. Po\u017eadavek na soutisk: plus m\u00ednus 0,05 mm mezi \u010dty\u0159mi barevn\u00fdmi separacemi (CMYK). Velikost archu: B1 (720 \u00d7 1 020 mm). Rychlost tisku: 12 000 arch\u016f za hodinu. \u0160nekov\u00e9 p\u0159evody pohonu pod\u00e1v\u00e1n\u00ed mus\u00ed zaji\u0161\u0165ovat konzistenci rychlosti v rozmez\u00ed plus m\u00ednus 0,05 procenta, aby bylo dosa\u017eeno c\u00edlov\u00e9ho soutisku na d\u00e9lce tisku 1 020 mm \u2013 kol\u00eds\u00e1n\u00ed rychlosti o 0,05 procenta na 1 020 mm vede k kumulativn\u00ed chyb\u011b polohy 0,5 mm na zadn\u00ed hran\u011b archu. P\u0159i toleranci plus m\u00ednus 0,05 mm je povolen\u00e1 kol\u00eds\u00e1n\u00ed rychlosti plus m\u00ednus 0,005 procenta. Dvojice pod\u00e1vac\u00edch kol: jednochod\u00e1, modul 2, osov\u00e1 vzd\u00e1lenost 40 mm, pom\u011br 15:1, lapovan\u00e9 Ra 0,2 \u00b5m, t\u0159\u00edda p\u0159esnosti DIN 5. V\u016fle: pod 3 \u00fahlov\u00fdch minut (duplex). Lapovan\u00fd povrch a p\u0159esnost dle DIN 5 zaji\u0161\u0165uj\u00ed vibrace s\u00edt\u011b pod 0,01 mm\/s RMS \u2013 co\u017e vede k odchylce barevn\u00e9ho filmu pod plus m\u00ednus 2 procenta. Cena za p\u00e1r \u0161nekov\u00fdch kol: 280 USD (lapovan\u00fd + duplexn\u00ed + DIN 5 premium). p\u0159esn\u00fd \u0161nekov\u00fd p\u0159evodov\u00fd pohon<\/a> mo\u017enosti pro tiska\u0159sk\u00e9 aplikace vy\u017eaduj\u00edc\u00ed p\u0159esnost DIN 5 a\u017e 7 a lapovan\u00fd povrch.<\/p>\n
P\u0159\u00edpad 3 \u2013 Vietnamsk\u00fd novinov\u00fd tisk: kotou\u010dov\u00fd, vysokorychlostn\u00ed, cenov\u011b orientovan\u00fd<\/h3>\n
Vietnamsk\u00fd vydavatel novin specifikoval p\u00e1ry \u0161nekov\u00fdch p\u0159evod\u016f pro pohony kotou\u010dov\u00e9ho pod\u00e1v\u00e1n\u00ed a skl\u00e1dac\u00edho za\u0159\u00edzen\u00ed \u010dty\u0159jednotkov\u00e9ho kotou\u010dov\u00e9ho ofsetov\u00e9ho tiskov\u00e9ho stroje s v\u00fdkonem 45 000 kopi\u00ed za hodinu. Tisk novin m\u00e1 ve srovn\u00e1n\u00ed s komer\u010dn\u00edm ofsetem men\u0161\u00ed toleranci kvality \u2013 soutisk s toleranc\u00ed plus m\u00ednus 0,3 mm je p\u0159ijateln\u00fd, viditeln\u00e9 pruhov\u00e1n\u00ed v pln\u00fdch ploch\u00e1ch je u novinov\u00e9ho tisku tolerovateln\u00e9 a hlavn\u00edm krit\u00e9riem pro specifikaci je spolehlivost p\u0159i vysok\u00e9 rychlosti p\u0159i dlouh\u00fdch tiskov\u00fdch s\u00e9ri\u00edch (v\u00edce ne\u017e 100 000 v\u00fdtisk\u016f na s\u00e9rii). P\u00e1r \u0161nekov\u00fdch p\u0159evod\u016f pro kotou\u010dov\u00e9 pod\u00e1v\u00e1n\u00ed: 2chodov\u00fd (vy\u0161\u0161\u00ed \u00fa\u010dinnost p\u0159i vysok\u00e9 rychlosti, samosvornost nen\u00ed nutn\u00e1 u kotou\u010dov\u00e9ho pod\u00e1v\u00e1n\u00ed), modul 2, osov\u00e1 vzd\u00e1lenost 40 mm, pom\u011br 10:1, brou\u0161en\u00fd Ra 0,6 \u00b5m, t\u0159\u00edda p\u0159esnosti DIN 7. Vstupn\u00ed ot\u00e1\u010dky: 2 800 ot.\/min. Dvouchodov\u00e1 specifikace zv\u00fd\u0161ila \u00fa\u010dinnost ze 48 na 70 procent \u2013 \u200b\u200bsn\u00ed\u017eila se teplota motoru a prodlou\u017eila se \u017eivotnost lo\u017eisek p\u0159i trvale vysok\u00e9 vstupn\u00ed rychlosti. Cena za p\u00e1r: 65 USD. Vl\u00e1kna pro oscilaci barvy: standardn\u011b brou\u0161en\u00e1 Ra 0,4 \u00b5m, stoup\u00e1n\u00ed 8 mm. Cena za oscila\u010dn\u00ed \u0161nek: 15 USD. Celkov\u00e9 n\u00e1klady na sou\u010d\u00e1sti p\u0159evodovky pro \u010dty\u0159jednotkov\u00fd tiskov\u00fd stroj: p\u0159ibli\u017en\u011b 520 USD. Tiskov\u00fd stroj vyprodukoval p\u0159ibli\u017en\u011b 16 milion\u016f novinov\u00fdch v\u00fdtisk\u016f ro\u010dn\u011b \u2013 n\u00e1klady na p\u0159evodovku p\u0159edstavovaly m\u00e9n\u011b ne\u017e 0,004 procenta ro\u010dn\u00ed hodnoty tiskov\u00e9 produkce.<\/p>\n
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\u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n
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\nOt\u00e1zka: Lze pou\u017e\u00edt standardn\u00ed pr\u016fmyslov\u00fd \u0161nek jako oscila\u010dn\u00ed \u0161nek tiskov\u00e9ho stroje?<\/summary>\n
Pouze pokud p\u0159esnost stoup\u00e1n\u00ed a povrchov\u00e1 \u00faprava spl\u0148uj\u00ed tiskov\u00e9 po\u017eadavky. Standardn\u00ed pr\u016fmyslov\u00fd d\u00edl s Ra 1,6 \u00b5m a chybou stoup\u00e1n\u00ed nad 15 \u00b5m bude v oblastech s plnou barvou vytv\u00e1\u0159et viditeln\u00e9 prou\u017eky barvy \u2013 i kdy\u017e je rozm\u011brov\u00e9 shoda (pr\u016fm\u011br, stoup\u00e1n\u00ed, tvar z\u00e1vitu) spr\u00e1vn\u00e1. Oscila\u010dn\u00ed funkce z\u00e1vis\u00ed na p\u0159esnosti stoup\u00e1n\u00ed (kumulativn\u011b pod 10 \u00b5m) a hladkosti povrchu (Ra pod 0,4 \u00b5m), co\u017e standardn\u00ed pr\u016fmyslov\u00e9 \u0161neky nezaru\u010duj\u00ed. V\u017edy ov\u011b\u0159te chybu stoup\u00e1n\u00ed a specifikaci povrchov\u00e9 \u00fapravy u dodavatele \u0161neku \u2013 nebo v\u00fdslovn\u011b specifikujte \u201eoscila\u010dn\u00ed z\u00e1vit tiskov\u00e9 kvality\u201c, abyste zajistili pou\u017eit\u00ed spr\u00e1vn\u00e9 v\u00fdrobn\u00ed tolerance.<\/p>\n<\/details>\n
\nOt\u00e1zka: Jak ovliv\u0148uje oscila\u010dn\u00ed zdvih kvalitu rozlo\u017een\u00ed inkoustu?<\/summary>\n
Del\u0161\u00ed zdvih (6 a\u017e 8 mm) zaji\u0161\u0165uje lep\u0161\u00ed rozprost\u0159en\u00ed barvy po \u0161\u00ed\u0159ce v\u00e1lce, ale zvy\u0161uje axi\u00e1ln\u00ed s\u00edlu na lo\u017eiska v\u00e1le\u010dk\u016f a z\u00e1vit \u0161neku. Krat\u0161\u00ed zdvih (3 a\u017e 4 mm) sni\u017euje zat\u00ed\u017een\u00ed lo\u017eiska, ale vy\u017eaduje v\u00edce oscila\u010dn\u00edch cykl\u016f (v\u00edce ot\u00e1\u010dek \u0161neku) k dosa\u017een\u00ed ekvivalentn\u00edho rozprost\u0159en\u00ed barvy. Optim\u00e1ln\u00ed zdvih z\u00e1vis\u00ed na viskozit\u011b barvy a vzoru pokryt\u00ed tisku: vysoce visk\u00f3zn\u00ed UV barvy pot\u0159ebuj\u00ed del\u0161\u00ed zdvih; n\u00edzkovisk\u00f3zn\u00ed flexo barvy na vodn\u00ed b\u00e1zi se sn\u00e1ze rozprost\u00edraj\u00ed krat\u0161\u00edm zdvihem. V\u00fdrobci tiskov\u00fdch stroj\u016f nastavuj\u00ed zdvih v dob\u011b n\u00e1vrhu volbou stoup\u00e1n\u00ed \u0161neku a geometrie z\u00e1b\u011bru \u2013 obsluha jej nem\u016f\u017ee upravovat v ter\u00e9nu.<\/p>\n<\/details>\n
\nOt\u00e1zka: Jakou t\u0159\u00eddu p\u0159esnosti DIN by m\u011bly specifikovat p\u00e1ry \u0161nekov\u00fdch ozuben\u00fdch kol tiska\u0159sk\u00e9ho stroje?<\/summary>\n
T\u0159\u00eddy p\u0159esnosti \u0161nekov\u00fdch p\u0159evod\u016f dle DIN 3974 se pohybuj\u00ed od 1 (nejvy\u0161\u0161\u00ed p\u0159esnost) do 12 (nejni\u017e\u0161\u00ed). Komer\u010dn\u00ed tisk (bro\u017eury, obaly): DIN 6 a\u017e 7 \u2013 dosa\u017eiteln\u00e9 s brou\u0161en\u00fdm \u0161nekem o Ra 0,4 \u00b5m. Pr\u00e9miov\u00fd tisk (reprodukce um\u011bn\u00ed, bezpe\u010dnostn\u00ed tisk): DIN 5 \u2013 vy\u017eaduje lapovan\u00fd \u0161nekov\u00fd p\u0159evod o Ra 0,2 \u00b5m a individu\u00e1ln\u011b ov\u011b\u0159enou geometrii zub\u016f. Noviny a vlnit\u00fd karton: DIN 7 a\u017e 8 \u2013 dosa\u017eiteln\u00e9 s brou\u0161en\u00fdm nebo odvalovan\u00fdm a hoblinovan\u00fdm \u0161nekem. T\u0159\u00edda DIN ur\u010duje jak buzen\u00ed v z\u00e1b\u011bru (vibrace), tak chybu p\u0159enosu (kol\u00eds\u00e1n\u00ed rychlosti) \u2013 oboj\u00ed p\u0159\u00edmo ovliv\u0148uje kvalitu tisku. Specifikace o jednu t\u0159\u00eddu t\u011bsn\u011bj\u0161\u00ed, ne\u017e je nutn\u00e9, zvy\u0161uje cenu \u0161nekov\u00e9ho p\u0159evodu o 30 a\u017e 50 procent; specifikace o jednu t\u0159\u00eddu voln\u011bj\u0161\u00ed, ne\u017e je nutn\u00e9, zp\u016fsobuje viditeln\u00e9 vady tisku.<\/p>\n<\/details>\n
\nOt\u00e1zka: Jak \u010dasto by se m\u011bly vym\u011b\u0148ovat p\u00e1ry \u0161nekov\u00fdch ozuben\u00fdch kol tiska\u0159sk\u00e9ho stroje?<\/summary>\n
Oscila\u010dn\u00ed \u0161neky se opot\u0159ebov\u00e1vaj\u00ed v m\u00edst\u011b kontaktu z\u00e1vitu s dr\u00e1\u017ekou v\u00e1lce. Interval v\u00fdm\u011bny z\u00e1vis\u00ed na rychlosti tiskov\u00e9ho stroje a provozn\u00edch hodin\u00e1ch: u novinov\u00fdch stroj\u016f s v\u00edce ne\u017e 3 000 hodinami ro\u010dn\u011b m\u016f\u017ee b\u00fdt nutn\u00e1 v\u00fdm\u011bna oscila\u010dn\u00edho z\u00e1vitu ka\u017ed\u00e9 2 a\u017e 3 roky. Komer\u010dn\u00ed ofsetov\u00fd tisk s 1 500 a\u017e 2 500 hodinami ro\u010dn\u011b: ka\u017ed\u00e9 3 a\u017e 5 let. Indik\u00e1torem opot\u0159eben\u00ed je sp\u00ed\u0161e zhor\u0161en\u00ed kvality tisku (op\u011btovn\u00fd v\u00fdskyt pruh\u016f v pln\u00fdch oblastech) ne\u017e pevn\u00fd po\u010det hodin \u2013 kdy\u017e se objev\u00ed pruhy, kter\u00e9 p\u0159i posledn\u00ed instalaci oscila\u010dn\u00edho \u0161neku nebyly p\u0159\u00edtomny, vym\u011b\u0148te z\u00e1vit. P\u00e1ry reduk\u010dn\u00edch ozuben\u00fdch kol posuvu vydr\u017e\u00ed d\u00e9le (5 a\u017e 10 let), proto\u017ee zat\u00ed\u017een\u00ed je n\u00edzk\u00e9 a provoz je nep\u0159etr\u017eit\u00fd (men\u0161\u00ed \u00fanava p\u0159i rozjezdu a zastaven\u00ed ne\u017e v pr\u016fmyslov\u00fdch aplikac\u00edch).<\/p>\n<\/details>\n
\nOt\u00e1zka: Pou\u017e\u00edvaj\u00ed digit\u00e1ln\u00ed tiska\u0159sk\u00e9 stroje \u0161nekov\u00e9 p\u0159evody?<\/summary>\n
Digit\u00e1ln\u00ed tiskov\u00e9 stroje (inkoustov\u00e9, elektrofotografick\u00e9) nepou\u017e\u00edvaj\u00ed oscila\u010dn\u00ed \u0161neky pro p\u0159enos barvy, proto\u017ee nemaj\u00ed konven\u010dn\u00ed vodic\u00ed li\u0161ty \u2013 obraz se vytv\u00e1\u0159\u00ed digit\u00e1ln\u011b bez syst\u00e9mu v\u00e1lc\u016f pro p\u0159enos barvy, kter\u00fd analogov\u00e9 tiskov\u00e9 stroje vy\u017eaduj\u00ed. Digit\u00e1ln\u00ed tiskov\u00e9 stroje v\u0161ak st\u00e1le pou\u017e\u00edvaj\u00ed \u0161nekov\u00e9 p\u0159evody pro pohony transportu pap\u00edru, pod\u00e1v\u00e1n\u00ed arch\u016f a vykl\u00e1d\u00e1n\u00ed \u2013 funkce sni\u017eov\u00e1n\u00ed rychlosti a samosvorn\u00e9 funkce jsou stejn\u00e9 jako u ofsetov\u00fdch a flexografick\u00fdch tiskov\u00fdch stroj\u016f. Trh s \u0161nekov\u00fdmi p\u0159evody tiskov\u00fdch stroj\u016f se proto s p\u0159echodem odv\u011btv\u00ed p\u0159esouv\u00e1 od p\u0159ev\u00e1\u017en\u011b oscila\u010dn\u00edch (analogov\u00e9 tiskov\u00e9 stroje) k pouze pod\u00e1vac\u00edm (digit\u00e1ln\u00ed tiskov\u00e9 stroje) \u2013 celkov\u00e1 popt\u00e1vka po komponent\u00e1ch v\u0161ak z\u016fst\u00e1v\u00e1 stabiln\u00ed, proto\u017ee ka\u017ed\u00fd tiskov\u00fd stroj, a\u0165 u\u017e analogov\u00fd nebo digit\u00e1ln\u00ed, pot\u0159ebuje pohony pro transport pap\u00edru.<\/p>\n<\/details>\n<\/div>\n
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Tiskov\u00e9 stroje vyu\u017e\u00edvaj\u00ed geometrii \u0161nekov\u00e9ho p\u0159evodu zp\u016fsobem, kter\u00fd \u017e\u00e1dn\u00e9 jin\u00e9 odv\u011btv\u00ed nenapodobuje: mechanismus oscilace tiskov\u00e9ho v\u00e1lce p\u0159ev\u00e1d\u00ed rotaci z\u00e1vitu \u0161neku na sou\u010dasn\u00fd axi\u00e1ln\u00ed posuv distribu\u010dn\u00edho v\u00e1lce, \u010d\u00edm\u017e rovnom\u011brn\u011b rozprost\u00edr\u00e1 barvu po \u0161\u00ed\u0159ce tisku, aby se zabr\u00e1nilo tvorb\u011b pruh\u016f. Tento mechanismus vy\u017eaduje p\u0159esnost stohu tiskov\u00e9 kvality (pod 10 \u00b5m kumulativn\u00ed) a povrchovou \u00fapravu (Ra 0,2 a\u017e 0,4 \u00b5m), kterou standardn\u00ed pr\u016fmyslov\u00e9 \u0161neky neposkytuj\u00ed. \u0160nekov\u00fd p\u0159evod s reduk\u010dn\u00edm mechanismem slou\u017e\u00ed jako konven\u010dn\u00ed reduktor rychlosti, ale p\u0159i specifikac\u00edch p\u0159esn\u00e9 rychlosti (DIN 5 a\u017e 7, vibrace s\u00edt\u011b pod 0,05 mm\/s RMS) p\u0159\u00edmo ur\u010duj\u00ed p\u0159esnost v\u00edcebarevn\u00e9ho soutisku a rovnom\u011brnost tiskov\u00e9ho filmu. Povrchov\u00e1 \u00faprava je nejd\u016fle\u017eit\u011bj\u0161\u00edm parametrem specifikace \u2013 rozd\u00edl mezi fr\u00e9zov\u00e1n\u00edm (Ra 1,6 \u00b5m) a lapov\u00e1n\u00edm (Ra 0,2 \u00b5m) vede k 10n\u00e1sobn\u00e9mu sn\u00ed\u017een\u00ed vibrac\u00ed s\u00edt\u011b a rozd\u00edlu mezi \u201eviditeln\u00fdm tvorbou pruh\u016f\u201c a \u201epr\u00e9miovou kvalitou tisku\u201c.<\/p>\n
Pro v\u00fdrobce tiskov\u00fdch stroj\u016f a t\u00fdmy \u00fadr\u017eby tiskov\u00fdch stroj\u016f poskytuje na\u0161e technick\u00e9 odd\u011blen\u00ed oscila\u010dn\u00ed z\u00e1vity a reduk\u010dn\u00ed ozuben\u00e1 kola tiskov\u00e9 kvality s p\u0159esnost\u00ed DIN 5 a\u017e 8. Standardn\u00ed katalog p\u0159esn\u00e9 \u0161nekov\u00e9 p\u0159evodovky<\/a> uve\u010fte oscila\u010dn\u00ed z\u00e1vity s ov\u011b\u0159en\u00fdmi certifik\u00e1ty p\u0159esnosti stoup\u00e1n\u00ed a p\u00e1ry posuv\u016f s dokumentac\u00ed t\u0159\u00eddy p\u0159esnosti DIN. Ode\u0161lete specifikace tiskov\u00e9 jednotky<\/a> s typem tiskov\u00e9ho stroje, rozsahem rychlost\u00ed, stupn\u011bm kvality tisku a po\u010dtem barevn\u00fdch stanic.<\/p>\n
<\/p>\n
\n
Specifikace p\u00e1r\u016f \u0161nekov\u00fdch p\u0159evod\u016f pro tiska\u0159sk\u00fd stroj?<\/h3>\n
Typ tiskov\u00e9ho stroje (ofsetov\u00fd, flexotiskov\u00fd, hlubotiskov\u00fd), po\u010det barevn\u00fdch stanic, rychlost tisku, tolerance soutisku a zda pot\u0159ebujete oscila\u010dn\u00ed z\u00e1vity, pod\u00e1vac\u00ed p\u00e1ry nebo oboj\u00ed. Doporu\u010d\u00edme v\u00e1m t\u0159\u00eddu p\u0159esnosti DIN, povrchovou \u00fapravu a specifikaci p\u0159esnosti stohu.<\/p>\n
Vy\u017e\u00e1dejte si specifikaci tiskov\u00e9 mechaniky \u2192<\/a><\/p>\n<\/div>\n
St\u0159iha\u010d: Cxm<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"
Korea Ever-Power \u00b7 Application Engineering Guide Worm and Worm Wheel for Printing Press and Paper Feed Drives In an offset printing press, one worm gear pair does something no other gear type can replicate: it converts rotary motion into simultaneous rotation and axial traverse of the ink distribution roller \u2014 spreading a 2-micron ink film […]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[2821],"tags":[],"class_list":["post-1370","post","type-post","status-publish","format-standard","hentry","category-worm-and-worm-wheel"],"_links":{"self":[{"href":"https:\/\/worm-and-worm-wheel.com\/cs\/wp-json\/wp\/v2\/posts\/1370","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/worm-and-worm-wheel.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/worm-and-worm-wheel.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/worm-and-worm-wheel.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/worm-and-worm-wheel.com\/cs\/wp-json\/wp\/v2\/comments?post=1370"}],"version-history":[{"count":2,"href":"https:\/\/worm-and-worm-wheel.com\/cs\/wp-json\/wp\/v2\/posts\/1370\/revisions"}],"predecessor-version":[{"id":1373,"href":"https:\/\/worm-and-worm-wheel.com\/cs\/wp-json\/wp\/v2\/posts\/1370\/revisions\/1373"}],"wp:attachment":[{"href":"https:\/\/worm-and-worm-wheel.com\/cs\/wp-json\/wp\/v2\/media?parent=1370"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/worm-and-worm-wheel.com\/cs\/wp-json\/wp\/v2\/categories?post=1370"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/worm-and-worm-wheel.com\/cs\/wp-json\/wp\/v2\/tags?post=1370"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}