{"id":3345,"date":"2026-05-14T05:07:03","date_gmt":"2026-05-14T05:07:03","guid":{"rendered":"https:\/\/sprocket-chain.net\/?p=3345"},"modified":"2026-05-14T05:07:03","modified_gmt":"2026-05-14T05:07:03","slug":"how-to-measure-a-sprocket-step-by-step-identification-guide","status":"publish","type":"post","link":"https:\/\/sprocket-chain.net\/cs\/how-to-measure-a-sprocket-step-by-step-identification-guide\/","title":{"rendered":"Jak zm\u011b\u0159it ozuben\u00e9 kolo: Podrobn\u00fd pr\u016fvodce identifikac\u00ed"},"content":{"rendered":"
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Pr\u016fvodce postupy<\/div>\n

Identifikace ozuben\u00e9ho kola \u00b7 M\u011b\u0159en\u00ed \u00b7 V\u00fdm\u011bna<\/span><\/p>\n<\/div>\n

Jak zm\u011b\u0159it ozuben\u00e9 kolo: Podrobn\u00fd pr\u016fvodce identifikac\u00ed<\/h1>\n

Ozuben\u00e9 kolo lze kompletn\u011b identifikovat na z\u00e1klad\u011b \u0161esti fyzick\u00fdch rozm\u011br\u016f \u2013 nen\u00ed pot\u0159eba \u017e\u00e1dn\u00e9 \u010d\u00edslo d\u00edlu, \u017e\u00e1dn\u00e1 dokumentace ani \u017e\u00e1dn\u00e9 ozna\u010den\u00ed v\u00fdrobce. Tato p\u0159\u00edru\u010dka poskytuje p\u0159esnou sekvenci m\u011b\u0159en\u00ed, d\u016fle\u017eit\u00e9 tolerance a v\u00fdpo\u010dty, kter\u00e9 p\u0159ev\u00e1d\u011bj\u00ed hrub\u00e1 \u010d\u00edsla do potvrzen\u00e9 specifikace n\u00e1hrady.<\/p>\n

Za\u0161lete sv\u00e9 m\u00edry pro bezplatn\u00e9 potvrzen\u00ed<\/a><\/p>\n<\/div>\n<\/div>\n

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V roce 2024 technik \u00fadr\u017eby ve vietnamsk\u00e9m z\u00e1vod\u011b na zpracov\u00e1n\u00ed potravin vyt\u00e1hl z kore\u010dkov\u00e9ho elev\u00e1toru opot\u0159ebovan\u00e9 \u0159et\u011bzov\u00e9 kolo. P\u016fvodn\u00ed \u010d\u00edslo d\u00edlu bylo vyra\u017eeno na n\u00e1boji, ale ne\u010diteln\u00e9 \u2013 roky myt\u00ed ho smazaly. Stroj byl vyroben v Koreji, ale dokumentace byla ne\u00fapln\u00e1 a p\u016fvodn\u00ed dodavatel p\u0159estal d\u00edl skladovat. Technik zm\u011b\u0159il \u0159et\u011bzov\u00e9 kolo krej\u010dovsk\u00fdm metrem, spo\u010d\u00edtal zuby a poslal dodavateli objedn\u00e1vku na \u201e\u0159et\u011bzov\u00e9 kolo s 25 zuby, pr\u016fm\u011br p\u0159ibli\u017en\u011b 150 mm\u201c. T\u0159i dodavatel\u00e9 poslali t\u0159i r\u016fzn\u00e1 \u0159et\u011bzov\u00e1 kola. \u017d\u00e1dn\u00e9 z nich nesed\u011blo spr\u00e1vn\u011b. Chyba nebyla v po\u010dtu zub\u016f \u2013 chyba byla v nespecifikovan\u00e9 konfiguraci n\u00e1boje, nezm\u011b\u0159en\u00e9m pr\u016fm\u011bru d\u00edry a nezn\u00e1m\u00e9 s\u00e9rii \u0159et\u011bzu. Kompletn\u00ed m\u011b\u0159ic\u00ed sekvence na p\u016fvodn\u00edm \u0159et\u011bzov\u00e9m kole by definovala v\u0161echny tyto parametry za 20 minut a p\u0159i prvn\u00ed objedn\u00e1vce by vytvo\u0159ila spr\u00e1vnou n\u00e1hradu.<\/p>\n

Tato p\u0159\u00edru\u010dka zahrnuje v\u0161echna m\u011b\u0159en\u00ed pot\u0159ebn\u00e1 k \u00fapln\u00e9 specifikaci ozuben\u00e9ho kola k v\u00fdm\u011bn\u011b, v\u010detn\u011b vzorc\u016f pro p\u0159evod t\u011bchto m\u011b\u0159en\u00ed na katalogov\u00e9 hodnoty a toleranc\u00ed, kter\u00e9 definuj\u00ed p\u0159ijatelnou p\u0159esnost m\u011b\u0159en\u00ed.<\/p>\n

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Pot\u0159ebn\u00e9 n\u00e1stroje a normy p\u0159esnosti m\u011b\u0159en\u00ed<\/h2>\n
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\u00b10,05 mm<\/div>\n
Po\u017eadovan\u00e1 p\u0159esnost pro otvor a pero<\/div>\n

Digit\u00e1ln\u00ed posuvn\u00e9 m\u011b\u0159\u00edtko (minim\u00e1ln\u00ed m\u011b\u0159ic\u00ed kapacita 150 mm) nebo mikrometr. Nepou\u017e\u00edvejte standardn\u00ed ocelov\u00e9 prav\u00edtko \u2013 p\u0159esnost prav\u00edtka \u00b10,5 mm nesta\u010d\u00ed k rozli\u0161en\u00ed mezi sousedn\u00edmi velikostmi otvor\u016f a povede k nespr\u00e1vn\u00fdm specifikac\u00edm pro uchycen\u00ed dr\u00e1\u017eky pro pero.<\/p>\n<\/div>\n

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\u00b10,1 mm<\/div>\n
P\u0159ijateln\u00e1 p\u0159esnost pro ko\u0159en zubu<\/div>\n

Stejn\u00e9 posuvn\u00e9 m\u011b\u0159\u00edtko s noniem, m\u011b\u0159\u00ed se nap\u0159\u00ed\u010d k\u0159ivkou dosednut\u00ed paty zubu. Tolerance \u00b10,1 mm je dostate\u010dn\u00e1 k rozli\u0161en\u00ed ANSI #40 od \u200b\u200b#50 a k potvrzen\u00ed \u0159ady \u0159et\u011bzu z m\u011b\u0159en\u00ed polom\u011bru paty zubu.<\/p>\n<\/div>\n

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\u00b11,0 mm<\/div>\n
P\u0159ijateln\u00e9 pro vn\u011bj\u0161\u00ed pr\u016fm\u011br a d\u00e9lku n\u00e1boje<\/div>\n

Vn\u011bj\u0161\u00ed pr\u016fm\u011br a d\u00e9lku p\u0159esahu n\u00e1boje lze m\u011b\u0159it s p\u0159esnost\u00ed \u00b11,0 mm pomoc\u00ed prav\u00edtka nebo krej\u010dovsk\u00e9ho metru \u2013 tyto rozm\u011bry se pou\u017e\u00edvaj\u00ed pro ov\u011b\u0159en\u00ed v\u016fle, nikoli pro shodu se specifikac\u00ed. P\u0159esnost je zde m\u00e9n\u011b d\u016fle\u017eit\u00e1.<\/p>\n<\/div>\n<\/div>\n

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Sekvence \u0161esti m\u011b\u0159en\u00ed: \u00dapln\u00e1 identifikace ozuben\u00e9ho kola<\/h2>\n
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1<\/div>\n
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Spo\u010d\u00edtejte zuby<\/div>\n

Spo\u010d\u00edtejte v\u0161echny zuby po cel\u00e9m obvodu pastorku. Ozna\u010dte si po\u010d\u00e1te\u010dn\u00ed zub k\u0159\u00eddou nebo fixem, abyste u velk\u00fdch pastork\u016f zabr\u00e1nili dvojit\u00e9mu zapo\u010d\u00edt\u00e1n\u00ed. Pokud m\u00e1 pastorek viditeln\u00e9 po\u0161kozen\u00ed zubu, kter\u00e9 zt\u011b\u017euje s\u010d\u00edt\u00e1n\u00ed jednotliv\u00fdch zub\u016f, po\u010d\u00edtejte od spodn\u00ed strany zubu (od ko\u0159ene ke ko\u0159eni) sp\u00ed\u0161e ne\u017e od \u0161pi\u010dky ke \u0161pi\u010dce. U pastork\u016f t\u0159\u00eddy Engineer s hlubok\u00fdmi kapsami hlavn\u011b mezi zuby po\u010d\u00edtejte kapsy hlavn\u011b sp\u00ed\u0161e ne\u017e \u0161pi\u010dky zub\u016f \u2013 ty se sn\u00e1ze rozli\u0161\u00ed.<\/p>\n<\/div>\n<\/div>\n

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2<\/div>\n
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Zm\u011b\u0159te polom\u011br usazen\u00ed paty zubu (ri)<\/div>\n

Polom\u011br usazen\u00ed paty zubu je neju\u017eite\u010dn\u011bj\u0161\u00edm rozm\u011brem pro identifikaci \u0159ady \u0159et\u011bzu, pro kterou bylo \u0159et\u011bzov\u00e9 kolo navr\u017eeno. Zm\u011b\u0159te pr\u016fm\u011br konk\u00e1vn\u00ed zak\u0159iven\u00e9 plochy u paty libovoln\u00e9ho zubu pomoc\u00ed posuvn\u00fdch m\u011brek s vnit\u0159n\u00edmi \u010delistmi nebo sady polom\u011brov\u00fdch m\u011br. Pr\u016fm\u011br usazen\u00ed se rovn\u00e1 dvojn\u00e1sobku polom\u011bru v\u00e1le\u010dku plus usazen\u00e1 v\u016fle \u2013 obvykle 0,5\u20131,2% pr\u016fm\u011bru v\u00e1le\u010dku u standardn\u00edch komer\u010dn\u00edch \u0159et\u011bzov\u00fdch kol. Pro ANSI #60 (v\u00e1lec 11,91 mm) je jmenovit\u00fd polom\u011br usazen\u00ed paty zubu ri 6,26 mm; pro #80 (v\u00e1lec 15,88 mm) je ri 8,28 mm. Porovn\u00e1n\u00ed nam\u011b\u0159en\u00e9ho polom\u011bru paty zubu s t\u011bmito jmenovit\u00fdmi hodnotami potvrzuje \u0159adu \u0159et\u011bzu nez\u00e1visle na jak\u00e9mkoli jin\u00e9m rozm\u011bru.<\/p>\n<\/div>\n<\/div>\n

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3<\/div>\n
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V\u00fdpo\u010det pr\u016fm\u011bru rozte\u010dn\u00e9 kru\u017enice (PD)<\/div>\n

Pr\u016fm\u011br rozte\u010dn\u00e9 kru\u017enice je teoretick\u00e1 kru\u017enice proch\u00e1zej\u00edc\u00ed st\u0159edy v\u00e1le\u010dk\u016f \u0159et\u011bzu, kdy\u017e jsou usazeny v \u0159et\u011bzov\u00e9m kole. Nelze jej m\u011b\u0159it p\u0159\u00edmo extern\u00edmi posuvn\u00fdmi m\u011b\u0159idly, proto\u017ee se nejedn\u00e1 o fyzick\u00fd povrch na \u0159et\u011bzov\u00e9m kole \u2013 jedn\u00e1 se o vypo\u010d\u00edtan\u00fd rozm\u011br. Vzorec je: PD = p \/ sin(180\u00b0 \/ N), kde p je rozte\u010d \u0159et\u011bzu v mm a N je po\u010det zub\u016f. Chcete-li postupovat zp\u011btn\u011b od zm\u011b\u0159en\u00e9ho \u0159et\u011bzov\u00e9ho kola: u \u0159et\u011bzov\u00e9ho kola se sud\u00fdm po\u010dtem zub\u016f zm\u011b\u0159te pomoc\u00ed kol\u00edkov\u00fdch kalibr\u016f pr\u016fm\u011br v\u00e1le\u010dku \u0159et\u011bzu nap\u0159\u00ed\u010d protilehl\u00fdmi patami zub\u016f \u2013 nam\u011b\u0159en\u00e9 mno\u017estv\u00ed ud\u00e1v\u00e1 p\u0159\u00edmo pr\u016fm\u011br rozte\u010dn\u00e9 kru\u017enice. U \u0159et\u011bzov\u00fdch kol s lich\u00fdmi zuby zm\u011b\u0159te od paty jednoho zubu ke st\u0159edu protilehl\u00e9 strany pomoc\u00ed vzorce, kter\u00fd zohled\u0148uje nediametr\u00e1ln\u011b opa\u010dnou geometrii m\u011b\u0159en\u00ed.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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Standardn\u00ed konfigurace \u0159et\u011bzov\u00fdch kol s otvorem a deskou \u2013 ka\u017ed\u00e1 vy\u017eaduje specifick\u00e9 m\u011b\u0159ic\u00ed body pro ov\u011b\u0159en\u00ed typu n\u00e1boje a \u0159ady \u0159et\u011bzu.<\/p>\n<\/div>\n<\/div>\n

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4<\/div>\n
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Zm\u011b\u0159te pr\u016fm\u011br otvoru a rozm\u011bry dr\u00e1\u017eky pro pero<\/div>\n

Zm\u011b\u0159te pr\u016fm\u011br otvoru ve dvou kolm\u00fdch poloh\u00e1ch (vodorovn\u011b a svisle) a vypo\u010d\u00edtejte pr\u016fm\u011br. Pokud se ob\u011b nam\u011b\u0159en\u00e9 hodnoty li\u0161\u00ed o v\u00edce ne\u017e 0,10 mm, otvor byl deformov\u00e1n nespr\u00e1vn\u00fdm odstran\u011bn\u00edm (pou\u017eit\u00edm \u00faderu kladiva m\u00edsto stahov\u00e1ku) a mus\u00ed b\u00fdt to uvedeno ve specifikaci v\u00fdm\u011bny. Rozm\u011bry dr\u00e1\u017eky pro pero se m\u011b\u0159\u00ed jako \u0161\u00ed\u0159ka a hloubka od povrchu otvoru: pou\u017eijte digit\u00e1ln\u00ed nonius s mo\u017enost\u00ed m\u011b\u0159en\u00ed vnit\u0159n\u00edch rozm\u011br\u016f. Porovn\u00e1n\u00edm nam\u011b\u0159en\u00e9 hloubky s publikovan\u00fdmi tabulkov\u00fdmi hodnotami pro velikost otvoru ov\u011b\u0159te, zda je dr\u00e1\u017eka pro pero vy\u0159\u00edznuta podle ASME B17.1 (palcov\u00e1, pou\u017e\u00edvan\u00e1 u stroj\u016f podle standardu ANSI) nebo DIN 6885 (metrick\u00e1, pou\u017e\u00edvan\u00e1 u stroj\u016f evropsk\u00e9 a korejsk\u00e9 v\u00fdroby).<\/p>\n

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Rozsah otvoru (mm)<\/th>\n\u0160\u00ed\u0159ka kl\u00ed\u010de DIN 6885 (mm)<\/th>\nHloubka kl\u00ed\u010de DIN 6885 (mm)<\/th>\n\u0160\u00ed\u0159ka kl\u00ed\u010de ASME B17.1 (palce)<\/th>\n<\/tr>\n<\/thead>\n
10\u201312<\/td>\n4<\/td>\n2.5<\/td>\n3\/8<\/td>\n<\/tr>\n
14\u201318<\/td>\n5<\/td>\n3.0<\/td>\n1\/2<\/td>\n<\/tr>\n
20\u201322<\/td>\n6<\/td>\n3.5<\/td>\n1\/2<\/td>\n<\/tr>\n
24\u201330<\/td>\n8<\/td>\n4.0<\/td>\n5\/8<\/td>\n<\/tr>\n
32\u201338<\/td>\n10<\/td>\n5.0<\/td>\n7\/8<\/td>\n<\/tr>\n
40\u201344<\/td>\n12<\/td>\n5.0<\/td>\n1<\/td>\n<\/tr>\n
50\u201358<\/td>\n14<\/td>\n5.5<\/td>\n1 1\/4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n
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5<\/div>\n
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Ur\u010dete typ n\u00e1boje a zm\u011b\u0159te jeho projekci<\/div>\n

Ur\u010dete, zda n\u00e1boj p\u0159esahuje pouze na jednu stranu (n\u00e1boj B), na ob\u011b strany (n\u00e1boj C) nebo v\u016fbec ne (deska A). Zm\u011b\u0159te vzd\u00e1lenost p\u0159esahu n\u00e1boje \u2013 vzd\u00e1lenost od \u010deln\u00ed plochy \u0159et\u011bzov\u00e9ho kola ke konci n\u00e1boje \u2013 na ka\u017ed\u00e9 stran\u011b, kter\u00e1 m\u00e1 n\u00e1boj. Zaznamenejte si jak rozm\u011br p\u0159esahu, tak i to, na kter\u00e9 stran\u011b je n\u00e1boj um\u00edst\u011bn (strana \u0159et\u011bzu nebo strana konce h\u0159\u00eddele). Tento rozd\u00edl m\u011bn\u00ed polohu \u0159et\u011bzov\u00e9 osy p\u0159i instalaci n\u00e1hrady a nelze jej p\u0159edpokl\u00e1dat \u2013 mus\u00ed b\u00fdt potvrzen z p\u016fvodn\u00ed instalace. U \u0159et\u011bzov\u00fdch kol s pouzdrem Taper Lock nebo QD identifikujte \u0159adu pouzder (1610, 2012, 3020 atd.) podle zna\u010dek na p\u0159\u00edrub\u011b pouzdra nebo zm\u011b\u0159te rozm\u011bry ku\u017eelov\u00e9ho otvoru pouzdra pro porovn\u00e1n\u00ed.<\/p>\n<\/div>\n<\/div>\n

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6<\/div>\n
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Zkontrolujte opot\u0159eben\u00ed a posou\u010fte mo\u017enost v\u00fdm\u011bny<\/div>\n

P\u0159ed objedn\u00e1n\u00edm n\u00e1hradn\u00edho d\u00edlu zhodno\u0165te, zda jsou rozm\u011bry opot\u0159ebovan\u00e9ho \u0159et\u011bzov\u00e9ho kola v r\u00e1mci tolerance pro v\u00fdm\u011bnu, nebo zda se deformovaly nad nomin\u00e1ln\u00ed rozsah. Zm\u011b\u0159te v\u00fd\u0161ku \u0161pi\u010dky zubu na t\u0159ech rovnom\u011brn\u011b rozm\u00edst\u011bn\u00fdch zubech a porovnejte ji \u2013 pokud je jedna \u0161pi\u010dka o 2 mm ni\u017e\u0161\u00ed ne\u017e ostatn\u00ed, do\u0161lo u dan\u00e9ho zubu k zrychlen\u00e9mu opot\u0159eben\u00ed v d\u016fsledku specifick\u00e9ho vzoru z\u00e1b\u011bru \u0159et\u011bzu. Zm\u011b\u0159te polom\u011br paty zubu na stejn\u00fdch t\u0159ech zubech a porovnejte jej s nomin\u00e1ln\u00ed hodnotou \u2013 pokud se polom\u011br paty zv\u011bt\u0161il o v\u00edce ne\u017e 15% oproti nomin\u00e1ln\u00ed hodnot\u011b, \u0159et\u011bzov\u00e9 kolo bylo tvarov\u00e1no prodlou\u017een\u00fdm \u0159et\u011bzem a nelze jej znovu pou\u017e\u00edt s nov\u00fdm \u0159et\u011bzem. Zaznamenejte jakoukoli asymetrii na \u010deln\u00edch ploch\u00e1ch zub\u016f \u2013 zub, jeho\u017e zadn\u00ed plocha je viditeln\u011b ni\u017e\u0161\u00ed ne\u017e p\u0159edn\u00ed plocha, vytvo\u0159il zahnut\u00fd profil, kter\u00fd zni\u010d\u00ed nov\u00fd \u0159et\u011bz.<\/p>\n<\/div>\n<\/div>\n

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V\u00fdpo\u010det pr\u016fm\u011bru rozte\u010dn\u00e9 kru\u017enice: Vzorec a zkratka<\/h2>\n

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Vzorec pro v\u00fdpo\u010det pr\u016fm\u011bru rozte\u010dn\u00e9 kru\u017enice (PD) je: PD = p \/ sin(180\u00b0 \/ N), kde p je rozte\u010d \u0159et\u011bzu v mm a N je po\u010det zub\u016f. Tento vzorec poskytuje p\u0159esn\u00e9 v\u00fdsledky pro jakoukoli kombinaci rozte\u010de a po\u010dtu zub\u016f. Pro b\u011b\u017en\u00e9 kombinace jsou n\u00ed\u017ee uveden\u00e9 hodnoty p\u0159edem vypo\u010d\u00edt\u00e1ny:<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Po\u010det zub\u016f<\/th>\nPD \u2014 #35 (9,525 mm)<\/th>\nPD \u2014 #40 (12,70 mm)<\/th>\nPD \u2014 #50 (15,875 mm)<\/th>\nPD \u2014 #60 (19,05 mm)<\/th>\nPD \u2014 #80 (25,40 mm)<\/th>\n<\/tr>\n<\/thead>\n
11<\/td>\n34.3<\/td>\n45.8<\/td>\n57.2<\/td>\n68.6<\/td>\n91.5<\/td>\n<\/tr>\n
13<\/td>\n40.4<\/td>\n53.9<\/td>\n67.3<\/td>\n80.8<\/td>\n107.7<\/td>\n<\/tr>\n
15<\/td>\n46.5<\/td>\n62.0<\/td>\n77.5<\/td>\n93.0<\/td>\n124.0<\/td>\n<\/tr>\n
17<\/td>\n52.6<\/td>\n70.1<\/td>\n87.6<\/td>\n105.2<\/td>\n140.2<\/td>\n<\/tr>\n
19<\/td>\n58.8<\/td>\n78.4<\/td>\n97.9<\/td>\n115.7<\/td>\n157.0<\/td>\n<\/tr>\n
21<\/td>\n64.9<\/td>\n86.5<\/td>\n108.1<\/td>\n129.7<\/td>\n173.0<\/td>\n<\/tr>\n
25<\/td>\n77.1<\/td>\n102.8<\/td>\n128.5<\/td>\n154.2<\/td>\n205.6<\/td>\n<\/tr>\n
30<\/td>\n91.4<\/td>\n121.9<\/td>\n152.4<\/td>\n182.9<\/td>\n243.8<\/td>\n<\/tr>\n
40<\/td>\n121.5<\/td>\n162.1<\/td>\n202.6<\/td>\n243.1<\/td>\n324.1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

V\u0161echny hodnoty v mm. Vypo\u010d\u00edt\u00e1no z PD = p \/ sin(180\u00b0 \/ N). Pro ov\u011b\u0159en\u00ed zm\u011b\u0159en\u00e9ho \u0159et\u011bzov\u00e9ho kola: zm\u011b\u0159te vn\u011bj\u0161\u00ed pr\u016fm\u011br (OD) \u0159et\u011bzov\u00e9ho kola. OD = PD + v\u00fd\u0161ka zubu. Standardn\u00ed v\u00fd\u0161ka zubu je p\u0159ibli\u017en\u011b 0,625 \u00d7 rozte\u010d \u0159et\u011bzu (konzervativn\u00ed aproximace). Pro ANSI #60 s 19 zuby: vypo\u010dten\u00e9 PD = 115,7 mm; OD \u2248 115,7 + (0,625 \u00d7 19,05) = 115,7 + 11,9 = 127,6 mm. Pokud se nam\u011b\u0159en\u00fd OD li\u0161\u00ed o \u00b13 mm od t\u00e9to vypo\u010d\u00edtan\u00e9 hodnoty, \u0159et\u011bzov\u00e9 kolo s nejv\u011bt\u0161\u00ed pravd\u011bpodobnost\u00ed m\u00e1 spr\u00e1vnou kombinaci rozte\u010de \u0159et\u011bzu a po\u010dtu zub\u016f.<\/p>\n

<\/p>\n

Protiintuitivn\u00ed: m\u011b\u0159en\u00ed vn\u011bj\u0161\u00edho pr\u016fm\u011bru \u0159et\u011bzov\u00e9ho kola neur\u010duje \u0159adu \u0159et\u011bzu.<\/strong> Dv\u011b ozuben\u00e1 kola se stejn\u00fdm vn\u011bj\u0161\u00edm pr\u016fm\u011brem mohou b\u00fdt navr\u017eena pro zcela odli\u0161n\u00e9 rozte\u010de \u0159et\u011bzu, pokud maj\u00ed r\u016fzn\u00fd po\u010det zub\u016f. 20zub\u00e9 ozuben\u00e9 kolo ANSI #60 m\u00e1 vn\u011bj\u0161\u00ed pr\u016fm\u011br p\u0159ibli\u017en\u011b 130 mm. 26zub\u00e9 ozuben\u00e9 kolo ANSI #50 m\u00e1 tak\u00e9 vn\u011bj\u0161\u00ed pr\u016fm\u011br p\u0159ibli\u017en\u011b 130 mm. Ob\u011b maj\u00ed podobn\u00fd po\u010det zub\u016f ve \u201est\u0159edn\u00edm\u201c rozsahu, ale jejich geometrie paty zubu, polom\u011br usazen\u00ed v\u00e1le\u010dk\u016f a vnit\u0159n\u00ed rozm\u011bry se zcela li\u0161\u00ed. Vn\u011bj\u0161\u00ed pr\u016fm\u011br nepotvrzuje nic krom\u011b celkov\u00e9ho rozm\u011brov\u00e9ho ob\u00e1lky. Polom\u011br usazen\u00ed paty zubu (m\u011b\u0159en\u00ed 2 v\u00fd\u0161e) je spolehliv\u00fdm ukazatelem \u0159ady \u0159et\u011bzu.<\/div>\n

<\/p>\n

M\u011b\u0159en\u00ed ozuben\u00fdch kol s ku\u017eelov\u00fdm z\u00e1mkem a pouzdrem QD: Dal\u0161\u00ed kroky<\/h2>\n
\n
\"\"<\/p>\n

Ku\u017eelov\u00e9 ozuben\u00e9 kolo \u2013 pouzdro mus\u00ed b\u00fdt identifikov\u00e1no odd\u011blen\u011b od t\u011blesa ozuben\u00e9ho kola; \u0159ada pouzdra ur\u010duje dostupn\u00fd rozsah otvoru.<\/p>\n<\/div>\n

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U ozuben\u00fdch kol s ku\u017eelov\u00fdm z\u00e1mkem a pouzdrem QD se t\u011bleso ozuben\u00e9ho kola a pouzdro specifikuj\u00ed jako dv\u011b samostatn\u00e9 polo\u017eky. Specifikace t\u011blesa ozuben\u00e9ho kola se \u0159\u00edd\u00ed v\u00fd\u0161e uveden\u00fdm \u0161estikrokov\u00fdm postupem. Pouzdro je specifikov\u00e1no ozna\u010den\u00edm s\u00e9rie (kter\u00e9 ur\u010duje geometrii ku\u017eelov\u00e9ho otvoru a rozm\u011bry vn\u011bj\u0161\u00ed p\u0159\u00edruby pouzdra) a velikost\u00ed otvoru (kter\u00e1 ur\u010duje pr\u016fm\u011br h\u0159\u00eddele, kter\u00fd pouzdro m\u016f\u017ee akceptovat).<\/p>\n

Identifikace \u0159ady pouzder Taper Lock z demontovan\u00e9ho pouzdra: zm\u011b\u0159te maxim\u00e1ln\u00ed vn\u011bj\u0161\u00ed pr\u016fm\u011br p\u0159\u00edruby pouzdra (ne d\u00e9lku ku\u017eele) a pr\u016fm\u011br mal\u00e9ho konce otvoru (otvor na \u00fazk\u00e9m konci ku\u017eele, p\u0159ed rovnou \u010d\u00e1st\u00ed otvoru). Tyto dva rozm\u011bry spole\u010dn\u011b jednozna\u010dn\u011b identifikuj\u00ed \u0159adu pouzder pro standardn\u00ed pr\u016fmyslov\u00e9 syst\u00e9my Taper Lock (1008, 1108, 1210, 1610, 2012, 2517, 3020, 3030, 3525, 3535, 4030, 4535, 5040 atd.). Pouzdro 1610 m\u00e1 maxim\u00e1ln\u00ed vn\u011bj\u0161\u00ed pr\u016fm\u011br p\u0159\u00edruby 59,5 mm; pouzdro 3020 m\u00e1 maxim\u00e1ln\u00ed vn\u011bj\u0161\u00ed pr\u016fm\u011br p\u0159\u00edruby 82,5 mm.<\/p>\n

U pouzder QD se identifikace \u0159ady \u0159\u00edd\u00ed stejn\u00fdm p\u0159\u00edstupem s pou\u017eit\u00edm d\u00e9lky t\u011blesa pouzdra a pr\u016fm\u011bru p\u0159\u00edruby. \u0158ady QD SH, SK, SF, E, F, J, M, N, P, W jsou b\u011b\u017en\u00e9 v pr\u016fmyslov\u00fdch aplikac\u00edch a ka\u017ed\u00e1 z nich m\u00e1 specifick\u00fd rozsah velikost\u00ed pro pr\u016fm\u011bry h\u0159\u00eddel\u00ed. Potvrzeno konfigurace ozuben\u00fdch kol s ku\u017eelov\u00fdm z\u00e1mkem a QD<\/a> jsou k dispozici s obr\u00e1b\u011bn\u00edm otvoru tak, aby odpov\u00eddal nam\u011b\u0159en\u00e9mu pr\u016fm\u011bru h\u0159\u00eddele p\u0159ed odesl\u00e1n\u00edm.<\/p>\n<\/div>\n<\/div>\n

<\/p>\n

Vytvo\u0159en\u00ed z\u00e1znamu m\u011b\u0159en\u00ed pro budouc\u00ed objedn\u00e1vky n\u00e1hrad<\/h2>\n

Jakmile je dokon\u010dena kompletn\u00ed sekvence m\u011b\u0159en\u00ed, dokumentace v\u00fdsledk\u016f ve standardizovan\u00e9m form\u00e1tu zabra\u0148uje opakov\u00e1n\u00ed stejn\u00e9 identifika\u010dn\u00ed pr\u00e1ce p\u0159i dal\u0161\u00edm intervalu v\u00fdm\u011bny. Minim\u00e1ln\u00ed z\u00e1znam by m\u011bl obsahovat:<\/p>\n

\n
Z\u00e1znam identifikace ozuben\u00e9ho kola \u2013 Povinn\u00e1 pole<\/div>\n\n\n\n\n\n\n\n\n\n\n\n\n
Stroj \/ M\u00edsto:<\/td>\nnap\u0159. \u201eKore\u010dkov\u00fd elev\u00e1tor linky 3, horn\u00ed h\u0159\u00eddel, lev\u00fd\u201c<\/td>\n<\/tr>\n
Po\u010det zub\u016f (N):<\/td>\nPo\u010d\u00edt\u00e1no p\u0159\u00edmo od ozuben\u00e9ho kola<\/td>\n<\/tr>\n
\u0158et\u011bzov\u00e1 \u0159ada:<\/td>\nPotvrzeno m\u011b\u0159en\u00edm polom\u011bru ko\u0159ene (nap\u0159. \u201eANSI #60\u201c)<\/td>\n<\/tr>\n
Pr\u016fm\u011br otvoru:<\/td>\nnap\u0159. \u201e35,00 mm\u201c (pr\u016fm\u011br ze dvou m\u011b\u0159en\u00ed)<\/td>\n<\/tr>\n
Dr\u00e1\u017eka pro pero:<\/td>\n\u0160\u00ed\u0159ka \u00d7 hloubka, standardn\u00ed (nap\u0159. \u201e10 \u00d7 5 mm, DIN 6885\u201c)<\/td>\n<\/tr>\n
Styl n\u00e1boje:<\/td>\n\u0158ady A\/B\/C\/Taper Lock\/\u0158ady QD<\/td>\n<\/tr>\n
Projekce n\u00e1boje:<\/td>\nRozm\u011bry strany 1 a strany 2 (mm)<\/td>\n<\/tr>\n
Materi\u00e1l \/ \u00faprava:<\/td>\nUhl\u00edkov\u00e1 ocel \/ SS304 \/ litina \/ UHMW \u2013 a jak\u00e1koli viditeln\u00e1 povrchov\u00e1 \u00faprava<\/td>\n<\/tr>\n
Stav opot\u0159eben\u00ed:<\/td>\nPozn\u00e1mky k zahnut\u00fdm zub\u016fm, zm\u011bn\u011b polom\u011bru ko\u0159ene, datu posledn\u00ed v\u00fdm\u011bny<\/td>\n<\/tr>\n
N\u00e1hradn\u00ed d\u00edl potvrzen:<\/td>\n\u010c\u00edslo d\u00edlu nebo specifikace dodavatele po potvrzen\u00ed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Uchov\u00e1v\u00e1n\u00ed tohoto z\u00e1znamu pro ka\u017ed\u00e9 ozuben\u00e9 kolo v za\u0159\u00edzen\u00ed \u2013 i pro ta, kter\u00e1 jsou st\u00e1le v provozu \u2013 vytv\u00e1\u0159\u00ed specifikaci n\u00e1hrady p\u0159ipravenou k \u00fadr\u017eb\u011b, kterou lze v p\u0159\u00edpad\u011b pot\u0159eby zaslat p\u0159\u00edmo dodavateli. V\u00fd\u0161e \u200b\u200bpopsan\u00fd \u0161estistup\u0148ov\u00fd proces m\u011b\u0159en\u00ed trv\u00e1 15\u201320 minut na ka\u017ed\u00e9 ozuben\u00e9 kolo. \u010casov\u00e1 investice se vr\u00e1t\u00ed p\u0159i prvn\u00ed pot\u0159eb\u011b v\u00fdm\u011bny ozuben\u00e9ho kola pod \u010dasov\u00fdm tlakem a kompletn\u00ed specifikace je ji\u017e v evidenci.<\/p>\n

<\/p>\n

\u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n
\nJak zm\u011b\u0159\u00edm ozuben\u00e9 kolo, kter\u00e9 je st\u00e1le nainstalov\u00e1no na h\u0159\u00eddeli?<\/summary>\n
V\u011bt\u0161inu m\u011b\u0159en\u00ed ozuben\u00e9ho kola lze prov\u00e9st s ozuben\u00fdm kolem na h\u0159\u00eddeli, a\u010dkoli p\u0159\u00edstup k m\u011b\u0159en\u00ed se li\u0161\u00ed v z\u00e1vislosti na instalaci. Po\u010det zub\u016f je v\u017edy mo\u017en\u00fd na nainstalovan\u00e9m ozuben\u00e9m kole. Pr\u016fm\u011br otvoru nelze m\u011b\u0159it p\u0159\u00edmo, ale lze jej odvodit z pr\u016fm\u011bru h\u0159\u00eddele (h\u0159\u00eddel zm\u011b\u0159te vn\u011bj\u0161\u00edmi posuvn\u00fdmi m\u011b\u0159idly v m\u00edst\u011b vn\u011b ozuben\u00e9ho kola; otvor by m\u011bl b\u00fdt p\u0159ibli\u017en\u011b o 0,01\u20130,05 mm v\u011bt\u0161\u00ed ne\u017e pr\u016fm\u011br h\u0159\u00eddele, aby se dos\u00e1hlo v\u016fle). Polom\u011br paty zubu lze zm\u011b\u0159it pomoc\u00ed sady polom\u011brov\u00fdch m\u011brek zasunut\u00fdch do paty zubu ze strany \u0159et\u011bzu \u2013 demont\u00e1\u017e nen\u00ed nutn\u00e1. P\u0159esah n\u00e1boje lze zm\u011b\u0159it hloubkom\u011brem vzta\u017een\u00fdm k \u010deln\u00ed plo\u0161e ozuben\u00e9ho kola. Jedin\u00fdm rozm\u011brem, kter\u00fd pro p\u0159esn\u00e9 m\u011b\u0159en\u00ed skute\u010dn\u011b vy\u017eaduje demont\u00e1\u017e ozuben\u00e9ho kola, je hloubka dr\u00e1\u017eky pro pero.<\/div>\n<\/details>\n
\nExistuje zp\u016fsob, jak identifikovat s\u00e9rii \u0159et\u011bzu pouze z pastorku, bez nutnosti pou\u017eit\u00ed \u0159et\u011bzu?<\/summary>\n
Ano \u2013 polom\u011br usazen\u00ed paty zubu (m\u011b\u0159en\u00ed 2) je nejspolehliv\u011bj\u0161\u00edm indik\u00e1torem \u0159ady \u0159et\u011bzu na samotn\u00e9m \u0159et\u011bzov\u00e9m kole. Z nam\u011b\u0159en\u00e9ho polom\u011bru paty zubu vypo\u010d\u00edtejte pr\u016fm\u011br v\u00e1le\u010dku jako: pr\u016fm\u011br v\u00e1le\u010dku = 2 \u00d7 (ri \u2212 v\u016fle usazen\u00ed), kde v\u016fle usazen\u00ed je typicky 0,025 \u00d7 pr\u016fm\u011br v\u00e1le\u010dku. Pro nam\u011b\u0159en\u00fd polom\u011br paty v\u00e1le\u010dku 6,3 mm: pr\u016fm\u011br v\u00e1le\u010dku \u2248 2 \u00d7 (6,3 \u2212 0,16) = 12,28 mm \u2013 to neodpov\u00edd\u00e1 standardn\u00edmu \u0159et\u011bzu ANSI, co\u017e nazna\u010duje bu\u010f opot\u0159ebovan\u00e9 \u0159et\u011bzov\u00e9 kolo (polom\u011br paty zv\u011bt\u0161en opot\u0159eben\u00edm), nebo nestandardn\u00ed specifikaci. Pokud vypo\u010d\u00edtan\u00fd pr\u016fm\u011br v\u00e1le\u010dku spad\u00e1 do \u00b10,15 mm od standardn\u00edho pr\u016fm\u011bru v\u00e1le\u010dku ANSI z referen\u010dn\u00ed tabulky, je \u0159ada \u0159et\u011bzu potvrzena. Pokud se neshoduje, mohl b\u00fdt polom\u011br paty zm\u011bn\u011bn opot\u0159eben\u00edm nebo \u0159et\u011bzov\u00e9 kolo m\u016f\u017ee poch\u00e1zet z propriet\u00e1rn\u00ed normy.<\/div>\n<\/details>\n
\nJak\u00e9 opot\u0159eben\u00ed zub\u016f je p\u0159ijateln\u00e9, ne\u017e je nutn\u00e9 vym\u011bnit \u0159et\u011bzov\u00e9 kolo?<\/summary>\n
Praktick\u00e1 prahov\u00e1 hodnota pro v\u00fdm\u011bnu opot\u0159eben\u00ed zub\u016f \u0159et\u011bzov\u00e9ho kola je 20\u2013251 TP3T p\u016fvodn\u00ed tlou\u0161\u0165ky zubu v rozte\u010di. To odpov\u00edd\u00e1 p\u0159ibli\u017en\u011b 2\u20133 mm materi\u00e1lu z \u010deln\u00ed plochy zubu odstran\u011bn\u00e9ho z kontaktn\u00ed z\u00f3ny zubu u \u0159et\u011bzov\u00e9ho kola se st\u0159edn\u00ed rozte\u010d\u00ed (#60 a\u017e #80). V praxi poskytuje vizu\u00e1ln\u00ed indik\u00e1tor \u201ezah\u00e1knutosti\u201c \u2013 kdy je zadn\u00ed \u010delo zubu p\u0159i pohledu z boku viditeln\u011b n\u00ed\u017ee ne\u017e p\u0159edn\u00ed \u010delo \u2013 spolehliv\u00e9 posouzen\u00ed v ter\u00e9nu. Jak\u00e1koli viditeln\u00e1 asymetrie mezi p\u0159edn\u00edmi a zadn\u00edmi \u010dely zub\u016f znamen\u00e1, \u017ee \u0159et\u011bzov\u00e9 kolo p\u0159ekro\u010dilo prahovou hodnotu pro v\u00fdm\u011bnu. Riziko provozu za touto prahovou hodnotou spo\u010d\u00edv\u00e1 v tom, \u017ee zah\u00e1knuto \u0159et\u011bzov\u00e9 kolo zni\u010d\u00ed nov\u00fd \u0159et\u011bz za zlomek b\u011b\u017en\u00e9 \u017eivotnosti, tak\u017ee n\u00e1klady na v\u00fdm\u011bnu \u0159et\u011bzov\u00e9ho kola se v\u017edy vr\u00e1t\u00ed v prodlou\u017een\u00ed \u017eivotnosti \u0159et\u011bzu, pokud je vym\u011bn\u011bno ve spr\u00e1vn\u00e9 prahov\u00e9 hodnot\u011b.<\/div>\n<\/details>\n
\nMohu si objednat n\u00e1hradn\u00ed pastorek s jinou velikost\u00ed otvoru ne\u017e origin\u00e1l?<\/summary>\n
Ano \u2013 obr\u00e1b\u011bn\u00ed zak\u00e1zkov\u00fdch otvor\u016f na jakoukoli velikost v r\u00e1mci maxim\u00e1ln\u00edho limitu otvoru pro po\u010det zub\u016f a velikost n\u00e1boje je standardn\u00ed v\u00fdrobn\u00ed slu\u017ebou. Maxim\u00e1ln\u00ed pr\u016fm\u011br otvoru je ur\u010den minim\u00e1ln\u00ed tlou\u0161\u0165kou st\u011bny mezi povrchem otvoru a ko\u0159enem nejbli\u017e\u0161\u00edho ko\u0159ene zubu \u2013 pr\u016fm\u011br otvoru obvykle nesm\u00ed p\u0159ekro\u010dit 65\u201370% pr\u016fm\u011bru rozte\u010dn\u00e9 kru\u017enice, ani\u017e by byla ohro\u017eena integrita zubu. U 19zub\u00e9ho \u0159et\u011bzov\u00e9ho kola ANSI #60 s pr\u016fm\u011brem rozte\u010dn\u00e9 kru\u017enice 115,7 mm je maxim\u00e1ln\u00ed otvor obvykle kolem 75\u201380 mm. Zad\u00e1n\u00ed po\u017eadovan\u00e9ho pr\u016fm\u011bru otvoru, rozm\u011br\u016f dr\u00e1\u017eky pro pero a p\u0159\u00edpadn\u00fdch specifick\u00fdch po\u017eadavk\u016f na tolerance v dob\u011b objedn\u00e1vky umo\u017e\u0148uje obroben\u00ed \u0159et\u011bzov\u00e9ho kola p\u0159ed odesl\u00e1n\u00edm, bez dodate\u010dn\u00e9 dodac\u00ed lh\u016fty nad 2\u20133 pracovn\u00ed dny pro standardn\u00ed obr\u00e1b\u011bn\u00ed otvor\u016f.<\/div>\n<\/details>\n

<\/p>\n

\n

Za\u0161lete n\u00e1m sv\u00fdch \u0161est rozm\u011br\u016f a my v\u00e1m zdarma potvrd\u00edme v\u00fdm\u011bnu.<\/h2>\n

Po\u010det zub\u016f, polom\u011br paty, pr\u016fm\u011br otvoru, dr\u00e1\u017eka pro pero, typ n\u00e1boje a p\u0159esah n\u00e1boje \u2013 za\u0161lete t\u011bchto \u0161est rozm\u011br\u016f na\u0161im technik\u016fm a my v\u00e1m p\u0159ed odesl\u00e1n\u00edm jak\u00fdchkoli d\u00edl\u016f potvrd\u00edme p\u0159esnou specifikaci n\u00e1hrady, v\u010detn\u011b \u0159ady \u0159et\u011bzu, materi\u00e1lu a po\u017eadavk\u016f na obr\u00e1b\u011bn\u00ed otvoru.<\/p>\n

Za\u0161lete m\u00edry pro bezplatn\u00e9 potvrzen\u00ed<\/a>
\nProch\u00e1zet katalog ozuben\u00fdch kol<\/a><\/div>\n<\/div>\n<\/div>\n

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

How-To Guide Sprocket Identification \u00b7 Measurement \u00b7 Replacement How to Measure a Sprocket: Step-by-Step Identification Guide A sprocket can be completely identified from six physical measurements \u2014 no part number, no documentation, no manufacturer markings required. This guide provides the exact measurement sequence, the tolerances that matter, and the calculations that convert raw numbers into […]<\/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":[6634],"tags":[72,78,58],"class_list":["post-3345","post","type-post","status-publish","format-standard","hentry","category-chain-sprocket","tag-chain","tag-chain-sprocket","tag-sprocket"],"_links":{"self":[{"href":"https:\/\/sprocket-chain.net\/cs\/wp-json\/wp\/v2\/posts\/3345","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sprocket-chain.net\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sprocket-chain.net\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sprocket-chain.net\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sprocket-chain.net\/cs\/wp-json\/wp\/v2\/comments?post=3345"}],"version-history":[{"count":1,"href":"https:\/\/sprocket-chain.net\/cs\/wp-json\/wp\/v2\/posts\/3345\/revisions"}],"predecessor-version":[{"id":3346,"href":"https:\/\/sprocket-chain.net\/cs\/wp-json\/wp\/v2\/posts\/3345\/revisions\/3346"}],"wp:attachment":[{"href":"https:\/\/sprocket-chain.net\/cs\/wp-json\/wp\/v2\/media?parent=3345"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sprocket-chain.net\/cs\/wp-json\/wp\/v2\/categories?post=3345"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sprocket-chain.net\/cs\/wp-json\/wp\/v2\/tags?post=3345"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}