{"id":1796,"date":"2026-04-08T05:10:20","date_gmt":"2026-04-08T05:10:20","guid":{"rendered":"https:\/\/wormwheelgear.top\/?p=1796"},"modified":"2026-04-08T05:17:09","modified_gmt":"2026-04-08T05:17:09","slug":"worm-gear-for-cnc-machine-tools-precision-selection-guide","status":"publish","type":"post","link":"https:\/\/wormwheelgear.top\/cs\/worm-gear-for-cnc-machine-tools-precision-selection-guide\/","title":{"rendered":"\u0160nekov\u00e9 p\u0159evody pro CNC obr\u00e1b\u011bc\u00ed stroje \u2013 Pr\u016fvodce v\u00fdb\u011brem p\u0159esn\u00fdch p\u0159evod\u016f"},"content":{"rendered":"
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\u0160nekov\u00e9 p\u0159evody pro CNC obr\u00e1b\u011bc\u00ed stroje \u2013 Pr\u016fvodce v\u00fdb\u011brem p\u0159esn\u00fdch p\u0159evod\u016f<\/h1>\n

\u00dahlov\u00e1 p\u0159esnost CNC stolu pro \u010dtvrtou osu je jen tak dobr\u00e1, jako \u0161nekov\u00e9 kolo, kter\u00e9 ho poh\u00e1n\u00ed. Tato p\u0159\u00edru\u010dka vysv\u011btluje, co u \u0159ezn\u00e9ho n\u00e1stroje skute\u010dn\u011b znamen\u00e1 t\u0159\u00edda DIN, chyba stoup\u00e1n\u00ed a v\u016fle \u2013 a jak specifikovat spr\u00e1vn\u00e9 p\u0159esn\u00e9 \u0161nekov\u00e9 kolo d\u0159\u00edve, ne\u017e v\u00e1m obrobek \u0159ekne, co jste ud\u011blali \u0161patn\u011b.<\/p>\n

Vy\u017e\u00e1dejte si technickou cenovou nab\u00eddku<\/a><\/p>\n<\/div>\n<\/div>\n

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Kolik ve skute\u010dnosti stoj\u00ed \u0161patn\u00fd \u0161nekov\u00fd p\u0159evod na v\u0159etenu<\/h2>\n

Uva\u017eujme vertik\u00e1ln\u00ed obr\u00e1b\u011bc\u00ed centrum, kter\u00e9 obr\u00e1b\u00ed kontury na rota\u010dn\u00ed \u010dtvrt\u00e9 ose. Pr\u016fm\u011br rozte\u010dn\u00e9 kru\u017enice \u0161nekov\u00e9ho kola je 120 mm. Ozuben\u00e9 kolo m\u00e1 po dvou letech indexovac\u00edho provozu nahromad\u011bnou v\u016fli 0,10 mm. Kdy\u017e osa obr\u00e1t\u00ed sm\u011br uprost\u0159ed kontury, st\u016fl se nepohne o vzd\u00e1lenost rovnaj\u00edc\u00ed se t\u00e9to v\u016fli \u2013 pot\u00e9 se posune dop\u0159edu, aby ji dohnal. V \u00fahlov\u00e9m vyj\u00e1d\u0159en\u00ed se 0,10 mm p\u0159i polom\u011bru stoup\u00e1n\u00ed 60 mm rovn\u00e1 0,0017 radi\u00e1n\u016f, neboli p\u0159ibli\u017en\u011b 5,7 \u00fahlov\u00fdch minut mrtv\u00e9 z\u00f3ny. V\u00fdsledkem na obrobku je viditeln\u00e1 stopa prodlevy p\u0159i ka\u017ed\u00e9 zm\u011bn\u011b sm\u011bru. Servokompenzace ji nem\u016f\u017ee eliminovat, proto\u017ee kod\u00e9r pohyb nevid\u00ed, dokud se ozuben\u00e9 kolo znovu nezapne.<\/p>\n

Tohle nen\u00ed probl\u00e9m s lad\u011bn\u00edm. Je to probl\u00e9m se specifikac\u00ed p\u0159evodu \u2013 a tomu se lze zcela vyhnout, kdy\u017e si p\u0159ed objedn\u00e1n\u00edm uv\u011bdom\u00edte t\u0159i \u010d\u00edsla: T\u0159\u00edda DIN<\/strong>, chyba veden\u00ed<\/strong>a zp\u011btn\u00e1 reakce na rozte\u010dn\u00e9m kruhu<\/strong>V\u00fdrobci spole\u010dnosti Ever-Power v Koreji p\u0159esn\u00e9 \u0161nekov\u00e9 p\u0159evody<\/a> pro CNC aplikace, kde jsou tato t\u0159i \u010d\u00edsla potvrzena a zdokumentov\u00e1na \u2013 nikoli odhadnuta.<\/p>\n

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\"\u0160nekov\u00e9<\/div>\n

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Kde se \u0161nekov\u00e9 pohony objevuj\u00ed v CNC za\u0159\u00edzen\u00edch<\/h2>\n

D\u00edky 90stup\u0148ov\u00e9mu uspo\u0159\u00e1d\u00e1n\u00ed h\u0159\u00eddele a inherentn\u00ed samosvornosti p\u0159i pom\u011brech nad p\u0159ibli\u017en\u011b 15:1 jsou \u0161nekov\u00e9 a kolov\u00e9 pohony praktickou volbou pro jakoukoli CNC funkci, kter\u00e1 mus\u00ed udr\u017eet polohu, kdy\u017e je motor vypnut\u00fd. Objevuj\u00ed se ve sv\u011bt\u011b obr\u00e1b\u011bc\u00edch stroj\u016f v rol\u00edch, kter\u00e9 soukol\u00ed s rovnob\u011b\u017en\u00fdmi osami nemohou zast\u00e1vat bez samostatn\u00e9 p\u0159\u00eddr\u017en\u00e9 brzdy:<\/p>\n

V oto\u010dn\u00e9 stoly \u010dtvrt\u00e9 a p\u00e1t\u00e9 osy<\/strong>\u0160nekov\u00e9 kolo tvo\u0159\u00ed kone\u010dn\u00fd reduk\u010dn\u00ed stupe\u0148 mezi servomotorem a v\u00fdstupn\u00edm h\u0159\u00eddelem osy A nebo B. \u00dahlov\u00e9 rozli\u0161en\u00ed dostupn\u00e9 pro CNC \u0159\u00eddic\u00ed jednotku z\u00e1vis\u00ed p\u0159\u00edmo na po\u010dtu zub\u016f \u0161nekov\u00e9ho kola a rozli\u0161en\u00ed enkod\u00e9ru \u2013 \u00fahlov\u00e1 p\u0159esnost, kter\u00e1 skute\u010dn\u011b dos\u00e1hne obrobku, v\u0161ak z\u00e1vis\u00ed na chyb\u011b stoup\u00e1n\u00ed a toleranci profilu samotn\u00e9ho \u0161nekov\u00e9ho kola. CNC \u0159\u00eddic\u00ed syst\u00e9m s rozli\u0161en\u00edm 0,001 stupn\u011b a p\u0159esnost\u00ed hl\u00e1\u0161en\u00ed je bezv\u00fdznamn\u00fd, pokud m\u00e1 mechanick\u00fd pohon periodickou chybu 0,1 stupn\u011b v d\u016fsledku opot\u0159ebovan\u00e9ho nebo \u0161patn\u011b vyroben\u00e9ho \u0161neku.<\/p>\n

D\u011blic\u00ed hlavy a d\u011blic\u00ed hlavy<\/strong> U odvalovac\u00edch, brousic\u00edch a fr\u00e9zovac\u00edch stroj\u016f na ozuben\u00ed se v kone\u010dn\u00e9 f\u00e1zi indexov\u00e1n\u00ed pou\u017e\u00edvaj\u00ed \u0161nekov\u00e9 pohony pr\u00e1v\u011b proto, \u017ee jejich chyba stoup\u00e1n\u00ed ur\u010duje geometrickou p\u0159esnost ka\u017ed\u00e9ho obrobku, kter\u00fd stroj vyr\u00e1b\u00ed. Chyba rozte\u010de zub\u016f ozuben\u00e9ho kola, kter\u00e1 vznik\u00e1 ve \u0161nekov\u00e9m kole d\u011blic\u00ed hlavy, se \u0161\u00ed\u0159\u00ed p\u0159\u00edmo do ka\u017ed\u00e9ho ozuben\u00e9ho kola na dan\u00e9m stroji. V t\u00e9to souvislosti \u0161nekov\u00e9 kolo nen\u00ed sou\u010d\u00e1st\u00ed pohonu \u2013 je to geometrick\u00fd referen\u010dn\u00ed prvek a z hlediska zad\u00e1v\u00e1n\u00ed ve\u0159ejn\u00fdch zak\u00e1zek je t\u0159eba s n\u00edm tak zach\u00e1zet.<\/p>\n

Rota\u010dn\u00ed osy sou\u0159adnicov\u00e9ho m\u011b\u0159ic\u00edho stroje<\/strong> a stupn\u011b pro manipulaci s polovodi\u010dov\u00fdmi desti\u010dkami p\u0159edstavuj\u00ed horn\u00ed hranici po\u017eadavku na p\u0159esnost. V t\u011bchto aplikac\u00edch se o\u010dek\u00e1v\u00e1, \u017ee \u0161nekov\u00fd p\u0159evod um\u00edst\u00ed hrot sondy nebo stolek s desti\u010dkou s p\u0159esnost\u00ed na mikrony od zadan\u00e9 polohy, s nulovou mrtvou z\u00f3nou p\u0159i zm\u011bn\u011b sm\u011bru. Pouze duplexn\u00ed \u0161nekov\u00fd p\u0159evod<\/strong> Pro tyto aplikace jsou vhodn\u00e9 sady \u2013 u kter\u00fdch lze v\u016fli nastavit t\u00e9m\u011b\u0159 na nulu a udr\u017eovat ji po celou dobu \u017eivotnosti pohonu.<\/p>\n

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Rozsah specifikac\u00ed \u2014 CNC p\u0159esn\u00e9 \u0161nekov\u00e9 p\u0159evodovky<\/h2>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parametr<\/th>\nRozsah \/ Mo\u017enosti<\/th>\nPozn\u00e1mky k aplikaci CNC<\/th>\n<\/tr>\n<\/thead>\n
Modul<\/td>\nM1.0 \u2013 M8.0<\/td>\nM2\u2013M5 pro v\u011bt\u0161inu CNC oto\u010dn\u00fdch stol\u016f a d\u011bli\u010dek<\/td>\n<\/tr>\n
T\u0159\u00edda p\u0159esnosti<\/td>\nDIN5 \u2013 DIN9<\/td>\nStandard DIN6\u2013DIN7 pro 4. osu; DIN5 pro sou\u0159adnicov\u00e9 m\u011b\u0159ic\u00ed stroje \/ polovodi\u010de<\/td>\n<\/tr>\n
Jednostup\u0148ov\u00fd rozsah p\u0159evodov\u00fdch pom\u011br\u016f<\/td>\n10:1 \u2013 100:1<\/td>\nZak\u00e1zkov\u00e9 po\u010dty zub\u016f \u2013 neomezuje se pouze na standardn\u00ed s\u00e9rie<\/td>\n<\/tr>\n
Materi\u00e1l \u0161nekov\u00e9 h\u0159\u00eddele<\/td>\nSCM415, 20CrMnTi, SS304, SS316<\/td>\nSCM415 cementovan\u00fd + brou\u0161en\u00fd je standardn\u00ed specifikac\u00ed CNC<\/td>\n<\/tr>\n
Materi\u00e1l kol<\/td>\nC\u00ednov\u00fd bronz ZCuSn10Pb1, SS316<\/td>\nSS316 pro \u010dist\u00e9 prostory a l\u00e9ka\u0159sk\u00e1 CNC prost\u0159ed\u00ed<\/td>\n<\/tr>\n
Tvrdost povrchu (\u010derv)<\/td>\n58 \u2013 62 HRC (cementovan\u00e9 pouzdro)<\/td>\nJ\u00e1dro 30 \u2013 38 HRC \u2013 odoln\u00e9 v\u016f\u010di cyklov\u00e1n\u00ed servomotorem p\u0159i startu a zastaven\u00ed<\/td>\n<\/tr>\n
Tolerance otvoru (kolo)<\/td>\nStandard H7; H6 na vy\u017e\u00e1d\u00e1n\u00ed<\/td>\nP\u0159ipraveno k mont\u00e1\u017ei \u2013 nen\u00ed nutn\u00e9 \u017e\u00e1dn\u00e9 sekund\u00e1rn\u00ed vystru\u017eov\u00e1n\u00ed<\/td>\n<\/tr>\n
V\u016fle (standardn\u00ed)<\/td>\n0,04 \u2013 0,12 mm na rozte\u010dn\u00e9 kru\u017enici<\/td>\nLi\u0161\u00ed se podle modulu a t\u0159\u00eddy DIN<\/td>\n<\/tr>\n
V\u016fle (duplexn\u00ed)<\/td>\nNastaviteln\u00e9 na \u00b1 0,045 mm<\/td>\nObnoviteln\u00e9 bez v\u00fdm\u011bny sou\u010d\u00e1st\u00ed po celou dobu \u017eivotnosti<\/td>\n<\/tr>\n
Kontaktn\u00ed vzor (p\u00e1rov\u00fd p\u00e1r)<\/td>\nPokryt\u00ed \u010deln\u00ed plochy zubu v\u011bt\u0161\u00ed ne\u017e 70%<\/td>\nOv\u011b\u0159eno a zdokumentov\u00e1no p\u0159ed odesl\u00e1n\u00edm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

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Co vlastn\u011b znamen\u00e1 t\u0159\u00edda DIN na va\u0161\u00ed CNC ose<\/h2>\n

T\u0159\u00edda p\u0159esnosti DIN pro \u0161nekov\u00e9 p\u0159evody \u0159\u00edd\u00ed t\u0159i nez\u00e1visl\u00e9 geometrick\u00e9 tolerance: chyba jednoho t\u00f3nu<\/strong> (zm\u011bna \u00fahlov\u00e9 vzd\u00e1lenosti mezi sousedn\u00edmi zuby), celkov\u00e1 chyba v\u00fd\u0161ky t\u00f3nu<\/strong> (odchylka jak\u00e9hokoli zubu od jeho teoreticky dokonal\u00e9 polohy po cel\u00e9m obvodu) a odchylka profilu zubu<\/strong> (o kolik se skute\u010dn\u00fd tvar boku zubu odchyluje od teoretick\u00e9 evolventy). Ka\u017ed\u00fd z nich ovliv\u0148uje kvalitu obrobku jin\u00fdm zp\u016fsobem a je t\u0159eba je ch\u00e1pat odd\u011blen\u011b \u2013 ne je spojovat do jednoho celku jako \u201eDIN7 je dost dobr\u00e1\u201c.<\/p>\n

\"konstrukce<\/p>\n

Jednoduch\u00e1 chyba stoup\u00e1n\u00ed zp\u016fsobuje jednou za z\u00e1b\u011br zubu vzestup nebo pokles \u00fahlov\u00e9 rychlosti v\u00fdstupn\u00edho h\u0159\u00eddele s frekvenc\u00ed rovnaj\u00edc\u00ed se po\u010dtu zub\u016f \u0161nekov\u00e9ho kola vyn\u00e1soben\u00e9mu rychlost\u00ed ot\u00e1\u010den\u00ed kola. P\u0159i pr\u016fchodu konturou ve \u010dtvrt\u00e9 ose se to jev\u00ed jako jemn\u00fd opakuj\u00edc\u00ed se vzor textury povrchu \u2013 n\u011bkdy viditeln\u00fd pouze pod dopadaj\u00edc\u00edm sv\u011btlem v \u00fahlu, kter\u00fd zachycuje periodicitu povrchu. U kola s 60 zuby ot\u00e1\u010dej\u00edc\u00edho se rychlost\u00ed 0,5 ot.\/min se tato textura na povrchu obrobku opakuje 30kr\u00e1t za minutu. Norma DIN7 v bod\u011b M3 udr\u017euje chybu stoup\u00e1n\u00ed na p\u0159ibli\u017en\u011b 18 mikrometrech; DIN6 ji udr\u017euje na 11 mikrometrech. Rozd\u00edl je m\u011b\u0159iteln\u00fd na profilometrii povrchu obrobku pod povrchem.<\/p>\n

Celkov\u00e1 chyba stoup\u00e1n\u00ed ur\u010duje, jak p\u0159esn\u011b se osa m\u016f\u017ee po \u00fapln\u00e9m oto\u010den\u00ed vr\u00e1tit do po\u017eadovan\u00e9 \u00fahlov\u00e9 polohy. U indexovac\u00ed hlavy, kter\u00e1 se ot\u00e1\u010d\u00ed a \u0159e\u017ee 36 stejn\u011b rozm\u00edst\u011bn\u00fdch zub\u016f ozuben\u00e9ho kola, celkov\u00e1 chyba stoup\u00e1n\u00ed v indexovac\u00edm \u0161nekov\u00e9m kole p\u0159\u00edmo zp\u016fsobuje nerovnom\u011brn\u00e9 rozte\u010de zub\u016f v ka\u017ed\u00e9m ozuben\u00e9m kole vyroben\u00e9m na dan\u00e9m stroji. Proto brusky na ozuben\u00ed a odvalovac\u00ed fr\u00e9zky specifikuj\u00ed minim\u00e1ln\u011b sady \u0161nek\u016f DIN6 \u2013 \u0159ezan\u00e9 ozuben\u00e9 kolo zd\u011bd\u00ed celkovou chybu stoup\u00e1n\u00ed indexovac\u00edho pohonu stroje vyn\u00e1sobenou mechanickou v\u00fdhodou ozuben\u00e9ho kola.<\/p>\n

Odchylka profilu ovliv\u0148uje plynulost p\u0159evodu. \u0160nekov\u00fd zub s nadm\u011brnou odchylkou profilu vytv\u00e1\u0159\u00ed prom\u011bnliv\u00fd pom\u011br rychlosti b\u011bhem ka\u017ed\u00e9ho z\u00e1b\u011bru zubu \u2013 kolo m\u00edrn\u011b zrychluje a zpomaluje, kdy\u017e kontaktn\u00ed bod proch\u00e1z\u00ed bokem zubu. Toto zvln\u011bn\u00ed rychlosti vyvol\u00e1v\u00e1 vibrace na frekvenci z\u00e1b\u011bru, a proto n\u011bkter\u00e9 pohony oto\u010dn\u00fdch stol\u016f vyd\u00e1vaj\u00ed sly\u0161iteln\u00fd t\u00f3n p\u0159i ur\u010dit\u00fdch hodnot\u00e1ch ot\u00e1\u010dek i s nov\u00fdmi ozuben\u00fdmi koly.<\/p>\n

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V\u00fdroba v na\u0161em z\u00e1vod\u011b<\/h2>\n\n\n\n\n
\"d\u00edlna<\/td>\n\"d\u00edlna<\/td>\n<\/tr>\n
\"d\u00edlna<\/td>\n\"d\u00edlna<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Brou\u0161en\u00ed z\u00e1vit\u016f se prov\u00e1d\u00ed po cementaci u v\u0161ech \u0161nekov\u00fdch h\u0159\u00eddel\u00ed DIN6 a DIN7. Cementace deformuje geometrii z\u00e1vitu \u2013 \u0161neky m\u011b\u0159en\u00e9 p\u0159ed a po cyklu tepeln\u00e9ho zpracov\u00e1n\u00ed vykazuj\u00ed chyby stoup\u00e1n\u00ed 3 a\u017e 5kr\u00e1t v\u011bt\u0161\u00ed ne\u017e hodnota p\u0159ed \u00fapravou. Brou\u0161en\u00ed toto zkreslen\u00ed koriguje. \u0160neky, kter\u00e9 jsou tepeln\u011b zpracov\u00e1ny, ale n\u00e1sledn\u011b nebyly brou\u0161eny, si p\u0159i provozu sn\u00e1\u0161ej\u00ed pln\u00e9 zkreslen\u00ed z tepeln\u00e9ho zpracov\u00e1n\u00ed, a proto mnoho katalogov\u00fdch tvrzen\u00ed DIN7 od levn\u011bj\u0161\u00edch dodavatel\u016f neobstoj\u00ed p\u0159i ov\u011b\u0159en\u00ed sou\u0159adnicov\u00fdm m\u011b\u0159ic\u00edm strojem p\u0159i vstupn\u00ed kontrole.<\/p>\n

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Duplexn\u00ed \u0161nekov\u00e9 p\u0159evody \u2013 probl\u00e9m s v\u016fl\u00ed trvale vy\u0159e\u0161en<\/h2>\n

Standardn\u00ed \u0161nekov\u00e9 soukol\u00ed m\u00e1 pevnou tlou\u0161\u0165ku zub\u016f na obou stran\u00e1ch z\u00e1vitu \u0161neku. V\u016fle je p\u0159i mont\u00e1\u017ei nastavena st\u0159edovou vzd\u00e1lenost\u00ed mezi h\u0159\u00eddeli \u0161neku a kola. S opot\u0159eben\u00edm bronzov\u00fdch zub\u016f kola se mezera zub\u016f roz\u0161i\u0159uje a v\u016fle se zv\u011bt\u0161uje \u2013 jedin\u00fd zp\u016fsob, jak ji odstranit, je vym\u011bnit soukol\u00ed. U oto\u010dn\u00e9ho stolu na v\u00fdrobn\u00edm obr\u00e1b\u011bc\u00edm centru znamen\u00e1 v\u00fdm\u011bna soukol\u00ed vy\u0159azen\u00ed stroje z provozu, demont\u00e1\u017e oto\u010dn\u00e9ho stolu, zaji\u0161t\u011bn\u00ed n\u00e1hradn\u00ed sady s p\u0159esnost\u00ed otvoru H7, op\u011btovnou mont\u00e1\u017e a op\u011btovn\u00e9 ov\u011b\u0159en\u00ed p\u0159esnosti osy. Tato akce obvykle trv\u00e1 2 a\u017e 4 dny a ve ztr\u00e1t\u00e1ch v\u00fdroby je spojena s vy\u0161\u0161\u00edmi n\u00e1klady ne\u017e samotn\u00e9 soukol\u00ed.<\/p>\n

A duplexn\u00ed \u010derv<\/strong> (naz\u00fdvan\u00fd tak\u00e9 dvojit\u00fd \u0161nekov\u00fd z\u00e1vit) se vyr\u00e1b\u00ed s m\u00edrn\u011b odli\u0161nou hodnotou stoup\u00e1n\u00ed na lev\u00e9m a prav\u00e9m boku z\u00e1vitu. To vytv\u00e1\u0159\u00ed stav, kdy se tlou\u0161\u0165ka zubu plynule zv\u011bt\u0161uje od jednoho konce \u0161neku k druh\u00e9mu \u2013 z\u00e1vit je na jednom konci siln\u011bj\u0161\u00ed a na druh\u00e9m ten\u010d\u00ed. U odpov\u00eddaj\u00edc\u00edho \u0161nekov\u00e9ho kola vytv\u00e1\u0159ej\u00ed r\u016fzn\u00e9 profily bok\u016f r\u016fzn\u00e9 geometrie mezery zub\u016f na p\u0159edn\u00ed a zadn\u00ed stran\u011b ka\u017ed\u00e9ho zubu kola, ale kritick\u00fd rozm\u011br \u2013 tlou\u0161\u0165ka zubu kola po obvodu \u2013 z\u016fst\u00e1v\u00e1 konstantn\u00ed. To znamen\u00e1, \u017ee \u0161nek lze axi\u00e1ln\u011b posouvat, aby se do z\u00e1b\u011bru s kolem dostala siln\u011bj\u0161\u00ed nebo ten\u010d\u00ed \u010d\u00e1st, \u010d\u00edm\u017e se uzav\u00edr\u00e1 nebo otev\u00edr\u00e1 v\u016fle bez zm\u011bny geometrie kontaktn\u00edho vzoru nebo \u00fanosnosti.<\/p>\n

\"aplikace<\/p>\n

V praxi se se\u0159\u00edzen\u00ed prov\u00e1d\u00ed pomoc\u00ed axi\u00e1ln\u00edho stav\u011bc\u00edho \u0161roubu nebo sady podlo\u017eek na pouzd\u0159e lo\u017eiska \u0161nekov\u00e9ho h\u0159\u00eddele \u2013 15minutov\u00fd postup se standardn\u00edm ru\u010dn\u00edm n\u00e1\u0159ad\u00edm, bez nutnosti demont\u00e1\u017ee oto\u010dn\u00e9ho stolu ze stroje. Dr\u00e1\u017eka ve tvaru V vyfr\u00e9zovan\u00e1 do referen\u010dn\u00edho zubu na \u0161neku identifikuje axi\u00e1ln\u00ed polohu s nulovou v\u016fl\u00ed. Po\u010d\u00ednaje touto polohou se rozsah se\u0159\u00edzen\u00ed obvykle pohybuje o \u00b10,8 mm axi\u00e1ln\u00edho posunu, co\u017e odpov\u00edd\u00e1 rozsahu se\u0159\u00edzen\u00ed v\u016fle p\u0159ibli\u017en\u011b 0 a\u017e 0,15 mm na rozte\u010dn\u00e9 kru\u017enici, v z\u00e1vislosti na specifikovan\u00e9m rozd\u00edlu stoup\u00e1n\u00ed. Dob\u0159e udr\u017eovanou duplexn\u00ed sadu na v\u00fdrobn\u00edm oto\u010dn\u00e9m stole lze b\u011bhem jej\u00ed \u017eivotnosti znovu se\u0159\u00eddit 4 a\u017e 6kr\u00e1t, ne\u017e se zuby kola opot\u0159ebuj\u00ed nad svou konstruk\u010dn\u00ed mez \u2013 \u010d\u00edm\u017e se efektivn\u011b vyn\u00e1sob\u00ed u\u017eite\u010dn\u00e1 \u017eivotnost soukol\u00ed z hlediska p\u0159esnosti t\u00edmto faktorem.<\/p>\n

<\/p>\n

Referen\u010dn\u00ed \u010d\u00edslo pro n\u00e1hradn\u00ed d\u00edly b\u011b\u017en\u00fdch zna\u010dek CNC komponent\u016f<\/h2>\n

N\u00ed\u017ee uveden\u00e9 n\u00e1zvy zna\u010dek slou\u017e\u00ed pouze k ozna\u010den\u00ed rozm\u011br\u016f. Spole\u010dnost Korea Ever-Power nem\u00e1 s t\u011bmito v\u00fdrobci \u017e\u00e1dn\u00fd obchodn\u00ed vztah a nen\u00ed jejich autorizovan\u00fdm distributorem. V\u0161echny ochrann\u00e9 zn\u00e1mky jsou majetkem p\u0159\u00edslu\u0161n\u00fdch vlastn\u00edk\u016f.<\/p>\n

\n\n\n\n\n\n\n\n\n\n
Zna\u010dka<\/th>\nS\u00e9rie \/ Produktov\u00e1 \u0159ada<\/th>\nJak se shodovat<\/th>\n<\/tr>\n<\/thead>\n
Ozuben\u00e1 kola KHK (Kohara)<\/td>\nSady \u0161nekov\u00fdch kol \u0159ady SW, SS, SWG<\/td>\nPorovn\u00e1n\u00ed modulu, po\u010dtu zub\u016f, pr\u016fm\u011bru d\u00edry s \u010d\u00edslem d\u00edlu KHK<\/td>\n<\/tr>\n
Bostonsk\u00e9 vybaven\u00ed<\/td>\nBronzov\u00e9 sady kol \u0159ady L, HL, F<\/td>\nModul AGMA a osov\u00e1 vzd\u00e1lenost z katalogu<\/td>\n<\/tr>\n
Ondrives UK<\/td>\nMetrick\u00e9 p\u0159esn\u00e9 \u0161nekov\u00e9 p\u0159evodovky<\/td>\nDIN modul, po\u010det zub\u016f, d\u00edra z katalogu Ondrives<\/td>\n<\/tr>\n
Martin Sprocket<\/td>\nStandardn\u00ed katalog pr\u016fmyslov\u00fdch \u0161nekov\u00fdch p\u0159evod\u016f<\/td>\n\u0158ada rozte\u010d\u00ed a otvor\u016f AGMA<\/td>\n<\/tr>\n
G\u00fcdel<\/td>\nKomponenty \u0161neku rota\u010dn\u00edho modulu<\/td>\nPro zak\u00e1zkov\u00e9 p\u0159\u00edruby je nutn\u00e9 potvrdit rozm\u011brov\u00fd v\u00fdkres.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

<\/p>\n

Reference z\u00e1kaznick\u00fdch projekt\u016f<\/h2>\n
\n
\n

V\u00fdrobce obr\u00e1b\u011bc\u00edch center OEM \u2014 Daegu, Ji\u017en\u00ed Korea \u00b7 3. \u010dtvrtlet\u00ed 2024<\/p>\n

\u0158\u00eddit:<\/strong> Oto\u010dn\u00fd st\u016fl osy B, M4 DIN7, p\u0159evod 40:1, kolo z c\u00ednov\u00e9ho bronzu s rozte\u010d\u00ed 250 mm, pravoto\u010div\u00fd \u0161nek<\/p>\n

V\u00fdrobce origin\u00e1ln\u00edho vybaven\u00ed (OEM) odeb\u00edral sady KHK SS4-40R od region\u00e1ln\u00edho distributora po dobu t\u0159\u00ed let. Zv\u00fd\u0161en\u00ed ceny modelu 35% a 12t\u00fddenn\u00ed dodac\u00ed lh\u016fta na konci roku 2023 si vynutily p\u0159ezkoum\u00e1n\u00ed dodavatele. Po\u017eadavek byl rozm\u011brov\u00fd ekvivalent a stejn\u00e1 dokumenta\u010dn\u00ed norma DIN7 jako u japonsk\u00e9ho origin\u00e1lu. Na p\u0159\u00edchoz\u00edm sou\u0159adnicov\u00e9m m\u011b\u0159ic\u00edm stroji byly zm\u011b\u0159eny t\u0159i sady vzork\u016f od korejsk\u00e9ho v\u00fdrobce Ever-Power \u2013 v\u0161echny t\u0159i pr\u016fm\u011bry otvor\u016f byly v rozmez\u00ed \u00b10,004 mm od nomin\u00e1ln\u00ed hodnoty H7. Zkou\u0161ka \u00fahlov\u00e9 opakovatelnosti pomoc\u00ed Renishaw AxiSet: \u00b111 obloukov\u00fdch sekund oproti c\u00edlov\u00e9 hodnot\u011b \u00b115. Pokryt\u00ed kontaktn\u00edho obrazce 76% u v\u0161ech t\u0159\u00ed vzork\u016f. Trval\u00e1 \u010dtvrtletn\u00ed objedn\u00e1vka byla zad\u00e1na do 30 dn\u016f od p\u0159ijet\u00ed vzorku.<\/p>\n

\u201eFotografie kontaktn\u00edho vzoru v dokumentaci znamenala, \u017ee n\u00e1\u0161 t\u00fdm pro kvalitu mohl u\u010dinit rozhodnut\u00ed o schv\u00e1len\u00ed, ani\u017e by s\u00e1m prov\u00e1d\u011bl kvalifikaci cel\u00e9 osy.\u201c \u2013 Mana\u017eer in\u017een\u00fdrstv\u00ed kvality<\/p>\n<\/div>\n

\n

V\u00fdrobce CNC odvalovac\u00edch stroj\u016f na ozuben\u00ed \u2014 Incheon, Ji\u017en\u00ed Korea \u00b7 1. \u010dtvrtlet\u00ed 2025<\/p>\n

\u0158\u00eddit:<\/strong> Diferenci\u00e1ln\u00ed indexovac\u00ed \u0161nek, M2,5 DIN6, p\u0159evod 60:1, duplexn\u00ed specifikace<\/p>\n

Tato aplikace vy\u017eadovala normu DIN6, proto\u017ee ka\u017ed\u00e9 ozuben\u00e9 kolo odvalovan\u00e9 na stroji d\u011bd\u00ed celkovou chybu rozte\u010de indexovac\u00edho pohonu. P\u0159edchoz\u00ed standardn\u00ed \u0161nekov\u00fd syst\u00e9m z\u00e1kazn\u00edka s normou DIN7 hromadil po p\u0159ibli\u017en\u011b 18 m\u011bs\u00edc\u00edch nep\u0159etr\u017eit\u00e9 v\u00fdroby v\u016fli, co\u017e zp\u016fsobovalo progresivn\u00ed chyby v rozte\u010di zub\u016f v \u0159ezan\u00fdch ozuben\u00fdch kolech. Duplexn\u00ed n\u00e1hrada byla p\u0159i instalaci upravena na v\u016fli 0,030 mm. Po 14 m\u011bs\u00edc\u00edch provozu byla v\u016fle nam\u011b\u0159en\u00e1 p\u0159i 12m\u011bs\u00ed\u010dn\u00ed servisn\u00ed kontrole 0,061 mm \u2013 st\u00e1le v r\u00e1mci prahov\u00e9 hodnoty 0,080 mm, nebylo nutn\u00e9 \u017e\u00e1dn\u00e9 se\u0159\u00edzen\u00ed. Z\u00e1kazn\u00edk hl\u00e1sil m\u011b\u0159iteln\u00e9 zlep\u0161en\u00ed p\u0159esnosti rozte\u010de kone\u010dn\u00e9ho ozuben\u00e9ho kola u v\u0161ech model\u016f vyroben\u00fdch na tomto stroji.<\/p>\n

\u201eNeuv\u011bdomili jsme si, \u017ee indexovac\u00ed pohon je zdrojem probl\u00e9m\u016f s rozte\u010d\u00ed ozuben\u00fdch kol, dokud jsme po modernizaci duplexu nezaznamenali zlep\u0161en\u00ed.\u201c<\/p>\n<\/div>\n

\n

V\u00fdrobce za\u0159\u00edzen\u00ed pro kontrolu polovodi\u010d\u016f \u2014 Gyeonggi, Ji\u017en\u00ed Korea \u00b7 2. \u010dtvrtlet\u00ed 2024<\/p>\n

\u0158\u00eddit:<\/strong> Rota\u010dn\u00ed stolek pro manipul\u00e1tor s desti\u010dkami, M1,5 DIN6, \u0161nekov\u00e1 h\u0159\u00eddel a kolo z nerezov\u00e9 oceli SS316, elektrolyticky le\u0161t\u011bn\u00e9 Ra 0,4 \u00b5m<\/p>\n

Standardn\u00ed kolo z c\u00ednov\u011b bronzov\u00e9ho materi\u00e1lu generovalo submikronov\u00e9 \u010d\u00e1stice m\u011bdi, kter\u00e9 nespl\u0148ovaly specifikaci z\u00e1kazn\u00edka pro po\u010det \u010d\u00e1stic v \u010dist\u00fdch prostor\u00e1ch t\u0159\u00eddy ISO 5 o velikosti 0,3 \u00b5m. Ve\u0161ker\u00e1 bronzov\u00e1 slitina byla ze specifikace vy\u0159azena ve prosp\u011bch p\u00e1rovan\u00e9ho p\u00e1ru z oceli SS316 s elektrolyticky le\u0161t\u011bn\u00fdmi boky zub\u016f. Celonerezov\u00e9 \u0161nekov\u00e9 p\u0159evodovky o rozm\u011bru M1,5 DIN6 nejsou u v\u011bt\u0161iny dodavatel\u016f skladem \u2013 spole\u010dnost Korea Ever-Power uvedla dodac\u00ed lh\u016ftu vzorku 16 pracovn\u00edch dn\u016f oproti 20denn\u00edmu miln\u00edku projektu z\u00e1kazn\u00edka. Dv\u011b po sob\u011b jdouc\u00ed v\u00fdrobn\u00ed \u0161ar\u017ee b\u011bhem 12 m\u011bs\u00edc\u016f: \u017e\u00e1dn\u00e9 \u010dek\u00e1n\u00ed na vstupn\u00ed kontrolu ani n\u00e1pravn\u00e1 opat\u0159en\u00ed t\u00fdkaj\u00edc\u00ed se shody materi\u00e1lu.<\/p>\n

\u201eNejv\u011bt\u0161\u00ed v\u00fdzvou bylo naj\u00edt sady nerezov\u00fdch \u0161nek\u016f DIN6 v rozm\u011bru M1,5 s \u0159\u00e1dnou dokumentac\u00ed. Spole\u010dnost Korea Ever-Power to vy\u0159e\u0161ila v r\u00e1mci harmonogramu projektu.\u201c<\/p>\n<\/div>\n

\n

Dodavatel p\u0159esn\u00fdch brusek \u2014 Pusan, Ji\u017en\u00ed Korea \u00b7 4. \u010dtvrtlet\u00ed 2024<\/p>\n

\u0158\u00eddit:<\/strong> Orovn\u00e1vac\u00ed traverza na dodate\u010dn\u011b vybaven\u00e9 v\u00e1lcov\u00e9 brusce, M2 duplex, DIN7<\/p>\n

Modernizace spo\u010d\u00edvala v nahrazen\u00ed st\u00e1rnouc\u00edho orovn\u00e1vac\u00edho mechanismu na b\u00e1zi va\u010dky \u0161nekov\u00fdm pohonem se servopohonem. St\u00e1vaj\u00edc\u00ed orovn\u00e1vac\u00ed dr\u00e1\u017eky lo\u017eiska na tomto stroji m\u011bly toleranci profilu \u00b10,008 mm. Se standardn\u00edm \u0161nekem M2 s v\u016fl\u00ed 0,08 mm byla chyba obr\u00e1cen\u00ed orovn\u00e1v\u00e1n\u00ed 0,015 mm \u2013 co\u017e je p\u0159\u00edli\u0161 mnoho. Dvojit\u00e1 sada M2 nastaven\u00e1 na v\u016fli 0,018 mm p\u0159i instalaci sn\u00ed\u017eila chybu obr\u00e1cen\u00ed orovn\u00e1v\u00e1n\u00ed na 0,006 mm. Odchylka profilu brou\u0161en\u00fdch orovn\u00e1vac\u00edch dr\u00e1\u017eek se zlep\u0161ila z Rk 1,2 \u00b5m na 0,7 \u00b5m. D\u00edky tomu mohl z\u00e1kazn\u00edk u jednoho ze sv\u00fdch hlavn\u00edch z\u00e1kazn\u00edk\u016f p\u0159ej\u00edt na t\u0159\u00eddu lo\u017eiska s vy\u0161\u0161\u00ed toleranc\u00ed.<\/p>\n

\u201eStandardn\u00ed \u0161nekov\u00e1 souprava by byla pro v\u011bt\u0161inu aplikac\u00ed p\u0159ijateln\u00e1. Tato aplikace vy\u017eadovala duplex a geometrick\u00fd zisk byl na dan\u00e9m d\u00edlu m\u011b\u0159iteln\u00fd.\u201c<\/p>\n<\/div>\n<\/div>\n

<\/p>\n

Standardn\u00ed pr\u016fmyslov\u00e9 vs. p\u0159esn\u00e9 CNC \u2013 osm faktor\u016f, kter\u00e9 je odli\u0161uj\u00ed<\/h2>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n
Faktor<\/th>\nStandardn\u00ed pr\u016fmyslov\u00fd \u0161nekov\u00fd p\u0159evod<\/th>\nKorea Ever-Power CNC p\u0159esn\u00e1 t\u0159\u00edda<\/th>\n<\/tr>\n<\/thead>\n
P\u0159esnost zub\u016f<\/td>\nDIN8 \u2013 DIN9 odvalovan\u00e9<\/td>\nDIN5 \u2013 DIN7, brou\u0161en\u00e9 po cementaci<\/td>\n<\/tr>\n
Operace dodate\u010dn\u00e9ho kalen\u00ed<\/td>\n\u017d\u00e1dn\u00e9 \u2013 pouze induk\u010dn\u00ed kalen\u00ed<\/td>\nCNC brou\u0161en\u00ed z\u00e1vit\u016f po cementaci v balen\u00ed<\/td>\n<\/tr>\n
Tolerance otvoru (kolo)<\/td>\nH8 \u2013 H9<\/td>\nStandard H7; H6 na vy\u017e\u00e1d\u00e1n\u00ed<\/td>\n<\/tr>\n
Specifikace v\u016fle<\/td>\nNespecifikov\u00e1no \u2013 li\u0161\u00ed se podle \u0161ar\u017ee<\/td>\nZm\u011b\u0159eno a zdokumentov\u00e1no; mo\u017enost oboustrann\u00e9ho m\u011b\u0159en\u00ed s p\u0159esnost\u00ed na \u00b10,045 mm<\/td>\n<\/tr>\n
Kontrola kontaktn\u00edho vzoru<\/td>\nNeprovedeno<\/td>\n\u0160\u00ed\u0159ka obli\u010deje v\u011bt\u0161\u00ed ne\u017e 70% \u2013 fotografie je sou\u010d\u00e1st\u00ed dod\u00e1vky<\/td>\n<\/tr>\n
Sledovatelnost materi\u00e1lu<\/td>\nPouze rozm\u011brov\u00e1 zpr\u00e1va<\/td>\nCertifik\u00e1t ml\u00fdna, z\u00e1znam o tepeln\u00e9m zpracov\u00e1n\u00ed, rozm\u011brov\u00e1 zpr\u00e1va sou\u0159adnicov\u00e9ho m\u011b\u0159ic\u00edho stroje (CMM)<\/td>\n<\/tr>\n
Duplexn\u00ed nastaven\u00ed v\u016fle<\/td>\nNen\u00ed k dispozici<\/td>\nK dispozici \u2013 sou\u010d\u00e1st\u00ed je n\u00e1vod k nastaven\u00ed a specifikace rozd\u00edlu stoup\u00e1n\u00ed<\/td>\n<\/tr>\n
Dodac\u00ed lh\u016fta vzorku<\/td>\n4\u20138 t\u00fddn\u016f pro katalogov\u00e9 polo\u017eky<\/td>\n15 \u2013 22 pracovn\u00edch dn\u016f od potvrzen\u00ed v\u00fdkresu<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

<\/p>\n

Pro CNC aplikace vy\u017eaduj\u00edc\u00ed kompletn\u00ed uzav\u0159enou pohonnou jednotku nam\u00edsto hol\u00fdch komponent\u016f jsou k dispozici p\u0159esn\u011b sp\u00e1rovan\u00e9 p\u00e1ry v ut\u011bsn\u011bn\u00fdch pouzdrech. Kompaktn\u00ed \u0161nekov\u00e9 reduktory<\/a> Pro aplikace s rota\u010dn\u00edmi osami a pohony indexov\u00e1n\u00ed jsou k dispozici sady s CNC p\u00e1rov\u00e1n\u00edm, u kter\u00fdch je p\u0159ipraven\u00e1 p\u0159evodovka prakti\u010dt\u011bj\u0161\u00ed volbou ne\u017e hol\u00e1 sada ozuben\u00fdch kol integrovan\u00e1 do zak\u00e1zkov\u00e9 sk\u0159\u00edn\u011b stroje.<\/p>\n

\"souvisej\u00edc\u00ed<\/p>\n

\u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n
\nJak vypo\u010d\u00edt\u00e1m, zda moje aktu\u00e1ln\u00ed v\u016fle zp\u016fsobuje viditeln\u00e9 stopy na obrobku?<\/summary>\n
Zm\u011b\u0159te v\u016fli v milimetrech na rozte\u010dn\u00e9 kru\u017enici \u0161nekov\u00e9ho kola. Vyd\u011blte polom\u011brem rozte\u010dn\u00e9 kru\u017enice v milimetrech, abyste z\u00edskali mrtvou z\u00f3nu v radi\u00e1nech. Vyn\u00e1sobte 1000, abyste z\u00edskali miliradi\u00e1ny, nebo 3438, abyste z\u00edskali obloukov\u00e9 minuty. V\u016fle 0,10 mm p\u0159i polom\u011bru rozte\u010de 60 mm d\u00e1v\u00e1 0,0017 rad = 5,7 obloukov\u00fdch minut. P\u0159i obrysov\u00e9m pr\u016fchodu s polom\u011brem n\u00e1stroje 20 mm na \u0161pi\u010dce tato \u00fahlov\u00e1 chyba zp\u016fsob\u00ed line\u00e1rn\u00ed chybu polohy p\u0159ibli\u017en\u011b 20 \u00d7 sin(5,7 obloukov\u00fdch minut) = 0,033 mm na \u0159ezn\u00e9 \u0161pi\u010dce. Zda je tato chyba viditeln\u00e1, z\u00e1vis\u00ed na po\u017eadavc\u00edch na jakost povrchu \u2013 ale 0,033 mm je obvykle viditeln\u00e1 za b\u011b\u017en\u00e9ho d\u00edlensk\u00e9ho osv\u011btlen\u00ed na obroben\u00e9m povrchu.<\/div>\n<\/details>\n
\nSta\u010d\u00ed DIN7 pro standardn\u00ed 4-os\u00e9 obr\u00e1b\u011bc\u00ed centrum, nebo pot\u0159ebuji DIN6?<\/summary>\n
Pro v\u011bt\u0161inu aplikac\u00ed na 4. ose obr\u00e1b\u011bc\u00edch centrech s po\u017eadavky na toleranci \u00b10,05 mm nebo m\u00e9n\u011b je posta\u010duj\u00edc\u00ed norma DIN7. Norma DIN6 se st\u00e1v\u00e1 nezbytnou p\u0159i obr\u00e1b\u011bn\u00ed prvk\u016f, kter\u00e9 vy\u017eaduj\u00ed \u00fahlovou toleranci men\u0161\u00ed ne\u017e \u00b10,03 mm, nebo kdy\u017e se stroj pou\u017e\u00edv\u00e1 pro indexovac\u00ed operace, kde je krit\u00e9riem kvality chyba rozte\u010de zub\u016f ve vyr\u00e1b\u011bn\u00fdch d\u00edlech \u2013 obr\u00e1b\u011bn\u00ed ozuben\u00fdch kol, rozm\u00edst\u011bn\u00ed otvor\u016f pro \u0161rouby na p\u0159esn\u00fdch p\u0159\u00edrub\u00e1ch nebo jak\u00e1koli operace, kde se chyba \u00fahlov\u00e9 rozte\u010de rota\u010dn\u00ed osy p\u0159\u00edmo prom\u00edt\u00e1 do geometrick\u00fdch chyb v hotov\u00e9m d\u00edlu.<\/div>\n<\/details>\n
\nMohu pou\u017e\u00edt \u0161nekov\u00fd p\u0159evod DIN7 v rota\u010dn\u00ed ose sou\u0159adnicov\u00e9ho m\u011b\u0159ic\u00edho stroje (SMM)?<\/summary>\n
Rota\u010dn\u00ed osy sou\u0159adnicov\u00fdch m\u011b\u0159ic\u00edch stroj\u016f (CMM) vy\u017eaduj\u00ed normu DIN5 nebo minim\u00e1ln\u011b DIN6 s duplexn\u00ed regulac\u00ed v\u016fle. Celkov\u00e1 odchylka stoup\u00e1n\u00ed dle DIN7 u M3 je p\u0159ibli\u017en\u011b 28 mikrometr\u016f \u2013 p\u0159i polom\u011bru rozte\u010dn\u00e9 kru\u017enice 100 mm se to prom\u00edt\u00e1 do opakovateln\u00e9 chyby polohov\u00e1n\u00ed 0,56 obloukov\u00fdch minut. V\u011bt\u0161ina sn\u00edmac\u00edch cykl\u016f CMM vy\u017eaduje \u00fahlovou opakovatelnost pod \u00b10,1 obloukov\u00fdch minut. Standardn\u00ed neduplexn\u00ed \u0161nekov\u00e1 sada v CMM nav\u00edc vykazuje m\u011b\u0159iteln\u00e9 zv\u00fd\u0161en\u00ed v\u016fle b\u011bhem 12 m\u011bs\u00edc\u016f provozu stolu sondy, co\u017e zp\u016fsobuje systematick\u00e9 odchylky m\u011b\u0159en\u00ed p\u0159i zm\u011bn\u00e1ch sm\u011bru. Vhodnou specifikac\u00ed je duplexn\u00ed sada DIN6 s p\u0159ednastavenou osovou vzd\u00e1lenost\u00ed.<\/div>\n<\/details>\n
\nJak\u00e1 dokumentace je sou\u010d\u00e1st\u00ed ka\u017ed\u00e9 z\u00e1silky CNC obr\u00e1b\u011bn\u00fdch stroj\u016f?<\/summary>\n
Standardn\u011b: dodac\u00ed list, obchodn\u00ed faktura. Na vy\u017e\u00e1d\u00e1n\u00ed p\u0159i zad\u00e1v\u00e1n\u00ed objedn\u00e1vky: rozm\u011brov\u00fd protokol pro sou\u0159adnicov\u00fd m\u011b\u0159ic\u00ed stroj (pr\u016fm\u011br d\u00edry, vn\u011bj\u0161\u00ed pr\u016fm\u011br, rozte\u010d zub\u016f, odchylka stoup\u00e1n\u00ed, odchylka profilu potvrzen\u00e1 dle stanoven\u00e9 t\u0159\u00eddy DIN), certifik\u00e1t fr\u00e9zky materi\u00e1lu s chemick\u00fdm slo\u017een\u00edm a \u010d\u00edslem taven\u00ed, z\u00e1znam o dob\u011b\/teplot\u011b\/hloubce pouzdra\/tvrdosti a fotografie kontaktn\u00edho vzoru p\u00e1rov\u00e1n\u00ed s procentu\u00e1ln\u00edm pokryt\u00edm. Pro zdravotnick\u00e9 prost\u0159edky a obrann\u00e9 aplikace: k dispozici je seskupen\u00ed materi\u00e1l\u016f dle ISO 10993, \u00farove\u0148 PPAP 1\u20133 a sledovatelnost materi\u00e1l\u016f dle standardu MIL \u2013 p\u0159ed zah\u00e1jen\u00edm v\u00fdroby je nutn\u00e9 po\u017eadavky potvrdit.<\/div>\n<\/details>\n
\nJak\u00e1 je dodac\u00ed lh\u016fta pro zak\u00e1zkov\u00e9 vzorky CNC \u0161nekov\u00fdch p\u0159evod\u016f?<\/summary>\n
Standardn\u00ed modulov\u00e9 sady \u0161nekov\u00fdch p\u0159evod\u016f CNC (M1\u2013M8 z SCM415 nebo c\u00ednov\u00e9ho bronzu) se standardn\u00edmi konfiguracemi otvor\u016f: 15\u201322 pracovn\u00edch dn\u016f od potvrzen\u00e9ho v\u00fdkresu. Nestandardn\u00ed moduly nebo neobvykl\u00e9 kombinace materi\u00e1l\u016f vy\u017eaduj\u00edc\u00ed speci\u00e1ln\u00ed po\u0159\u00edzen\u00ed odvalovac\u00ed desky: p\u0159ipo\u010d\u00edtejte 8\u201312 pracovn\u00edch dn\u016f na zaji\u0161t\u011bn\u00ed odvalovac\u00ed desky. Cena vzorku zahrnuje materi\u00e1l, obr\u00e1b\u011bn\u00ed a tepeln\u00e9 zpracov\u00e1n\u00ed a je v pln\u00e9 v\u00fd\u0161i zapo\u010d\u00edt\u00e1na do prvn\u00ed v\u00fdrobn\u00ed objedn\u00e1vky.<\/div>\n<\/details>\n
\nPro\u010d SCM415 p\u0159ekon\u00e1v\u00e1 C45 v aplikac\u00edch servopohon\u016f CNC?<\/summary>\n
Induk\u010dn\u00ed kalen\u00ed zaji\u0161\u0165uje povrchovou tvrdost 55\u201360 HRC, ale p\u0159echodov\u00e1 z\u00f3na mezi kalen\u00fdm pouzdrem a m\u011bkk\u00fdm j\u00e1drem je bodem koncentrace nap\u011bt\u00ed p\u0159i cyklick\u00e9m ohybov\u00e9m zat\u00ed\u017een\u00ed z cyklov\u00e1n\u00ed servopohonu start-stop. V pr\u016fb\u011bhu \u010dasu se v t\u00e9to p\u0159echodov\u00e9 z\u00f3n\u011b vyv\u00edjej\u00ed podpovrchov\u00e9 \u00fanavov\u00e9 trhliny, kter\u00e9 se za norm\u00e1ln\u00edho provozu \u0161\u00ed\u0159\u00ed a\u017e do lomu ko\u0159ene z\u00e1vitu \u2013 co\u017e je re\u017eim selh\u00e1n\u00ed, kter\u00fd se objevuje n\u00e1hle bez viditeln\u00e9ho varov\u00e1n\u00ed p\u0159ed opot\u0159eben\u00edm povrchu. Cementace a popou\u0161t\u011bn\u00ed oceli SCM415 poskytuje odstup\u0148ovanou tvrdost bez ostr\u00e9ho p\u0159echodu tvrdosti: povrch m\u00e1 tvrdost 58\u201362 HRC a j\u00e1dro 30\u201338 HRC s hladk\u00fdm gradientem tvrdosti mezi nimi. V\u00fdsledkem je \u0161nekov\u00e1 h\u0159\u00eddel, kter\u00e1 odol\u00e1 vysokofrekven\u010dn\u00edmu cyklov\u00e1n\u00ed servopohonu na CNC oto\u010dn\u00fdch stolech po celou dobu \u017eivotnosti stroje, a nevy\u017eaduje v\u00fdm\u011bnu po 3\u20135 letech.<\/div>\n<\/details>\n
\nJak porovn\u00e1m \u010d\u00edslo d\u00edlu KHK nebo Boston Gear s va\u0161\u00edm ekvivalentem?<\/summary>\n
Za\u0161lete n\u00e1m origin\u00e1ln\u00ed \u010d\u00edslo d\u00edlu, rozm\u011brov\u00fd v\u00fdkres nebo opot\u0159ebovan\u00fd komponent. U standardn\u00edch \u0159ad KHK (SW, SS, SWG) \u010d\u00edslo d\u00edlu p\u0159\u00edmo k\u00f3duje modul a po\u010det zub\u016f \u2013 nap\u0159\u00edklad SW2-60R je ocelov\u00e9 \u0161nekov\u00e9 kolo s modulem 2, 60 zuby, prav\u00e9. Potvrd\u00edme shodu modulu, po\u010dtu zub\u016f, pr\u016fm\u011bru d\u00edry, \u0161\u00ed\u0159ky \u010deln\u00ed plochy a vn\u011bj\u0161\u00edho pr\u016fm\u011bru a pot\u00e9 v\u00e1m poskytneme cenovou nab\u00eddku a dodac\u00ed lh\u016ftu pro rozm\u011brov\u011b ekvivalentn\u00ed n\u00e1hradu. Reverzn\u00ed in\u017een\u00fdrstv\u00ed z fyzick\u00e9ho vzorku trv\u00e1 3\u20135 pracovn\u00edch dn\u016f k vytvo\u0159en\u00ed potvrzen\u00e9ho v\u00fdkresu.<\/div>\n<\/details>\n
\nCo se stane, kdy\u017e \u0161nekov\u00fd p\u0159evod, kter\u00fd obdr\u017e\u00edm, neprojde vstupn\u00ed kontrolou?<\/summary>\n
Okam\u017eit\u011b n\u00e1s kontaktujte s fotografiemi a konkr\u00e9tn\u00edmi nam\u011b\u0159en\u00fdmi daty, kter\u00e1 nespl\u0148uj\u00ed va\u0161e inspek\u010dn\u00ed krit\u00e9ria. V pracovn\u00ed dny je posoud\u00edme do 24 hodin. Potvrzen\u00e9 v\u00fdrobn\u00ed vady oprav\u00edme p\u0159epracov\u00e1n\u00edm nebo v\u00fdm\u011bnou na na\u0161e n\u00e1klady v\u010detn\u011b odchoz\u00ed dopravy n\u00e1hradn\u00ed z\u00e1silky. Nam\u011b\u0159en\u00e1 data z kalibrovan\u00fdch p\u0159\u00edstroj\u016f nezpochyb\u0148ujeme. U v\u00fdrobn\u00edch mno\u017estv\u00ed doporu\u010dujeme vy\u017e\u00e1dat si inspek\u010dn\u00ed zpr\u00e1vu sou\u0159adnicov\u00e9ho m\u011b\u0159ic\u00edho stroje (SMM) s prvn\u00ed \u0161ar\u017e\u00ed \u2013 to umo\u017en\u00ed identifikovat jakoukoli systematickou odchylku d\u0159\u00edve, ne\u017e ovlivn\u00ed v\u00edce v\u00fdrobn\u00edch \u0161ar\u017e\u00ed.<\/div>\n<\/details>\n

<\/p>\n

\n

Specifikujte si sv\u016fj CNC \u0161nekov\u00fd p\u0159evod \u2013 Z\u00edskejte cenovou nab\u00eddku do jednoho pracovn\u00edho dne<\/h2>\n

Za\u0161lete n\u00e1m sv\u016fj v\u00fdkres, t\u0159\u00eddu DIN, modul, po\u010det zub\u016f, konfiguraci otvoru a mno\u017estv\u00ed. Do jednoho pracovn\u00edho dne v\u00e1m odpov\u00edme s potvrzenou cenou a dodac\u00ed lh\u016ftou vzorku. P\u0159ed jakoukoli v\u00fdm\u011bnou v\u00fdkresu je k dispozici dohoda o ml\u010denlivosti.<\/p>\n

Vy\u017e\u00e1dejte si technickou cenovou nab\u00eddku<\/a>
\nZobrazit v\u0161echny produkty pro \u0161nekov\u00e9 p\u0159evody<\/a><\/div>\n<\/div>\n<\/div>\n

<\/p>\n<\/div>\n


\nSt\u0159iha\u010d: Cxm<\/p>","protected":false},"excerpt":{"rendered":"

Worm Gear for CNC Machine Tools \u2014 Precision Selection Guide Angular accuracy in a CNC fourth-axis table is only as good as the worm gear set driving it. This guide explains what DIN class, lead error, and backlash actually mean at the cutting tool \u2014 and how to specify the right precision worm gear before […]<\/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":[4774],"tags":[2112,1398,1394],"class_list":["post-1796","post","type-post","status-publish","format-standard","hentry","category-worm-gear","tag-gear-wheel","tag-gear-worm","tag-worm-gear"],"_links":{"self":[{"href":"https:\/\/wormwheelgear.top\/cs\/wp-json\/wp\/v2\/posts\/1796","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wormwheelgear.top\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wormwheelgear.top\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wormwheelgear.top\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wormwheelgear.top\/cs\/wp-json\/wp\/v2\/comments?post=1796"}],"version-history":[{"count":6,"href":"https:\/\/wormwheelgear.top\/cs\/wp-json\/wp\/v2\/posts\/1796\/revisions"}],"predecessor-version":[{"id":1804,"href":"https:\/\/wormwheelgear.top\/cs\/wp-json\/wp\/v2\/posts\/1796\/revisions\/1804"}],"wp:attachment":[{"href":"https:\/\/wormwheelgear.top\/cs\/wp-json\/wp\/v2\/media?parent=1796"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wormwheelgear.top\/cs\/wp-json\/wp\/v2\/categories?post=1796"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wormwheelgear.top\/cs\/wp-json\/wp\/v2\/tags?post=1796"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}