{"id":2000,"date":"2021-08-30T08:28:01","date_gmt":"2021-08-30T08:28:01","guid":{"rendered":"https:\/\/www.dgcrane.com\/?p=2000"},"modified":"2026-10-28T08:12:38","modified_gmt":"2026-10-28T08:12:38","slug":"crane-coupling","status":"publish","type":"post","link":"https:\/\/www.dgcrane.com\/cs\/crane-coupling\/","title":{"rendered":"Je\u0159\u00e1bov\u00e1 spojka"},"content":{"rendered":"

Spojka je mechanick\u00e1 sou\u010d\u00e1st pou\u017e\u00edvan\u00e1 ke spojen\u00ed dvou h\u0159\u00eddel\u00ed tak, aby se mohly ot\u00e1\u010det spole\u010dn\u011b a p\u0159en\u00e1\u0161et pohyb a to\u010div\u00fd moment. U vysokorychlostn\u00edch a t\u011b\u017ek\u00fdch p\u0159enos\u016f v\u00fdkonu m\u00e1 spojka tak\u00e9 funkci tlumen\u00ed, vyrovn\u00e1v\u00e1n\u00ed a zlep\u0161ov\u00e1n\u00ed dynamick\u00e9ho v\u00fdkonu h\u0159\u00eddele. Spojka se skl\u00e1d\u00e1 z lev\u00e9 a prav\u00e9 \u010d\u00e1sti, kter\u00e9 jsou spojeny s hnac\u00edm h\u0159\u00eddelem a hnan\u00fdm h\u0159\u00eddelem (slou\u017e\u00ed k p\u0159ipojen\u00ed zdroj\u016f energie, jako jsou reduktory a motory). Obecn\u00fd energetick\u00fd stroj je v\u011bt\u0161inou spojen s pracovn\u00edm strojem pomoc\u00ed spojky.<\/p>\n\n\n\n

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\u017d\u00e1dost o cenovou nab\u00eddku<\/a><\/div>\n<\/div>\n\n\n\n
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Spojka je\u0159\u00e1bov\u00e9ho bubnu<\/h2>\n\n\n\n

Ozuben\u00e9 spojky je\u0159\u00e1bov\u00fdch bubn\u016f jsou nejpou\u017e\u00edvan\u011bj\u0161\u00edmi kompenza\u010dn\u00edmi spojkami v mechanismech pojezdu je\u0159\u00e1b\u016f. Ka\u017ed\u00e1 z nich se skl\u00e1d\u00e1 z vnit\u0159n\u00edho ozuben\u00e9ho v\u011bnce a p\u0159\u00edrubov\u00e9 polovi\u010dn\u00ed spojky s vn\u011bj\u0161\u00edm ozuben\u00edm a stejn\u00fdm po\u010dtem zub\u016f. Krout\u00edc\u00ed moment se p\u0159en\u00e1\u0161\u00ed z\u00e1b\u011brem vnit\u0159n\u00edch a vn\u011bj\u0161\u00edch zub\u016f. Nejb\u011b\u017en\u011bj\u0161\u00edm profilem je zaoblen\u00fd zub, jeho\u017e vn\u011bj\u0161\u00ed povrch je obroben jako sou\u010d\u00e1st koule se st\u0159edem v ose ozuben\u00e9ho kola. V\u00fdsledn\u00e1 v\u016fle mezi boky zubu umo\u017e\u0148uje v\u011bt\u0161\u00ed \u00fahlov\u00e9 vych\u00fdlen\u00ed a zvy\u0161uje kroutic\u00ed moment.<\/p>\n\n\n\n

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Provozn\u00ed podm\u00ednky<\/strong><\/h3>\n\n\n\n
    \n
  • Teplota: \u221220 \u00b0C a\u017e 80 \u00b0C<\/li>\n\n\n\n
  • Vhodn\u00e9 pro nep\u0159etr\u017eit\u00e9 ot\u00e1\u010den\u00ed vp\u0159ed i vzad p\u0159i st\u0159edn\u00edch a\u017e vysok\u00fdch rychlostech; v pra\u0161n\u00e9m prost\u0159ed\u00ed je vy\u017eadov\u00e1no spolehliv\u00e9 ut\u011bsn\u011bn\u00ed a pravideln\u00e9 dopl\u0148ov\u00e1n\u00ed maziva.<\/li>\n\n\n\n
  • Nen\u00ed vhodn\u00e9 pro velk\u00e9 \u00fahlov\u00e9 vych\u00fdlen\u00ed, tlumen\u00ed vibrac\u00ed, p\u0159esn\u00e9 polohov\u00e1n\u00ed s nulovou v\u016fl\u00ed nebo siln\u011b korozivn\u00ed provoz bez ochrany.<\/li>\n<\/ul>\n\n\n\n

    Kl\u00ed\u010dov\u00e9 vlastnosti<\/strong><\/h3>\n\n\n\n
      \n
    • Vnit\u0159n\u00ed i vn\u011bj\u0161\u00ed ozuben\u00e9 v\u011bnce pou\u017e\u00edvaj\u00ed evolventn\u00ed profil zubu; boky zub\u016f jsou cementov\u00e1ny a kalen\u00e9 na povrchovou tvrdost 58\u201362 HRC, co\u017e umo\u017e\u0148uje spojce odol\u00e1vat zna\u010dn\u00e9mu r\u00e1zov\u00e9mu zat\u00ed\u017een\u00ed.<\/li>\n\n\n\n
    • Zaoblen\u00fd profil udr\u017euje kontakt nap\u0159\u00ed\u010d \u010deln\u00ed plochou zubu a kompenzuje v\u011bt\u0161\u00ed \u00fahlov\u00e9 a radi\u00e1ln\u00ed vych\u00fdlen\u00ed; nam\u011b\u0159en\u00e1 \u00fahlov\u00e1 kompenzace dosahuje 1,5\u00b0. Konstrukce je kompaktn\u00ed, s mal\u00fdm polom\u011brem ot\u00e1\u010den\u00ed a vysokou \u00fa\u010dinnost\u00ed p\u0159enosu.<\/li>\n\n\n\n
    • Zak\u0159iven\u00e1 plocha zubu nab\u00edz\u00ed v\u011bt\u0161\u00ed kontaktn\u00ed plochu, tak\u017ee ozuben\u00e1 spojka s korunov\u00fdm ozuben\u00edm p\u0159en\u00e1\u0161\u00ed p\u0159i dan\u00e9 velikosti v\u011bt\u0161\u00ed to\u010div\u00fd moment; ve srovn\u00e1n\u00ed se spojkou s p\u0159\u00edm\u00fdm ozuben\u00edm je jej\u00ed to\u010div\u00fd moment vy\u0161\u0161\u00ed, co\u017e vede k spolehliv\u011bj\u0161\u00edmu provozu.<\/li>\n<\/ul>\n\n\n\n

      Aplikace<\/strong><\/h3>\n\n\n\n

      B\u011bhem provozu zp\u016fsobuje relativn\u00ed pohyb h\u0159\u00eddele periodick\u00fd axi\u00e1ln\u00ed posun zab\u00edraj\u00edc\u00edch zub\u016f, co\u017e zp\u016fsobuje opot\u0159eben\u00ed \u010deln\u00ed plochy zub\u016f a ztr\u00e1tu v\u00fdkonu. Ozuben\u00e9 spojky je\u0159\u00e1bov\u00fdch bubn\u016f proto vy\u017eaduj\u00ed \u00fa\u010dinn\u00e9 maz\u00e1n\u00ed a t\u011bsn\u011bn\u00ed. Jsou vhodn\u00e9 pro n\u00edzkorychlostn\u00ed, t\u011b\u017ek\u00e9 pohony, kter\u00e9 p\u0159en\u00e1\u0161ej\u00ed vysok\u00fd to\u010div\u00fd moment, toleruj\u00ed zna\u010dn\u00e9 relativn\u00ed posunut\u00ed a nevy\u017eaduj\u00ed p\u0159esn\u00e9 vyrovn\u00e1n\u00ed b\u011bhem instalace.<\/p>\n\n\n\n

      Mezi typick\u00e1 um\u00edst\u011bn\u00ed pat\u0159\u00ed spojen\u00ed mezi v\u00fdstupn\u00ed h\u0159\u00eddel\u00ed reduktoru a bubnem kladkostroje u mostov\u00fdch a port\u00e1lov\u00fdch je\u0159\u00e1b\u016f t\u0159\u00eddy zat\u00ed\u017een\u00ed M5 a vy\u0161\u0161\u00ed a spoje v dlouh\u00fdch p\u0159evodov\u00fdch h\u0159\u00eddel\u00edch mostn\u00edch pojezdov\u00fdch mechanism\u016f.<\/p>\n\n\n\n

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

      Spojka Crane Oldham<\/h2>\n\n\n\n

      Kovov\u00e9 je\u0159\u00e1bov\u00e9 spojky Oldham jsou b\u011b\u017en\u011bj\u0161\u00ed variantou. Skl\u00e1daj\u00ed se ze dvou polovi\u010dn\u00edch spojek s dr\u00e1\u017ekami na \u010deln\u00edch ploch\u00e1ch a mezilehl\u00e9ho kotou\u010de s kolm\u00fdmi jaz\u00fd\u010dky na opa\u010dn\u00fdch stran\u00e1ch. Jak se kotou\u010d posouv\u00e1 v dr\u00e1\u017ek\u00e1ch, kovov\u00e1 je\u0159\u00e1bov\u00e1 spojka Oldham kompenzuje radi\u00e1ln\u00ed a \u00fahlov\u00e9 nesouosost a mal\u00e9 axi\u00e1ln\u00ed posunut\u00ed, \u010d\u00edm\u017e zaji\u0161\u0165uje spojen\u00ed h\u0159\u00eddele bez v\u016fle nebo s n\u00edzkou v\u016fl\u00ed.<\/p>\n\n\n\n

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      Provozn\u00ed podm\u00ednky<\/strong><\/h3>\n\n\n\n
        \n
      • Teplota: \u221220 \u00b0C a\u017e 70 \u00b0C<\/li>\n\n\n\n
      • Vhodn\u00e9 pro n\u00edzk\u00e9 ot\u00e1\u010dky do 250 ot.\/min. se st\u00e1l\u00fdm zat\u00ed\u017een\u00edm.<\/li>\n\n\n\n
      • Nen\u00ed vhodn\u00e9 pro vysok\u00e9 rychlosti, \u010dast\u00e9 r\u00e1zov\u00e9 zm\u011bny sm\u011bru j\u00edzdy nebo prost\u0159ed\u00ed s p\u0159\u00edsn\u00fdmi po\u017eadavky na hluk a \u010distotu.<\/li>\n<\/ul>\n\n\n\n

        Kl\u00ed\u010dov\u00e9 vlastnosti<\/strong><\/h3>\n\n\n\n
          \n
        • Ka\u017ed\u00e1 polovi\u010dn\u00ed spojka je upevn\u011bna k h\u0159\u00eddeli pomoc\u00ed dr\u00e1\u017eky pro pero nebo up\u00ednac\u00edho za\u0159\u00edzen\u00ed a na sv\u00e9 \u010deln\u00ed plo\u0161e m\u00e1 profilovanou radi\u00e1ln\u00ed dr\u00e1\u017eku pro z\u00e1b\u011br s mezilehl\u00fdm kotou\u010dem. Toto kompaktn\u00ed uspo\u0159\u00e1d\u00e1n\u00ed m\u00e1 mal\u00e9 radi\u00e1ln\u00ed rozm\u011bry a je vhodn\u00e9 pro instalace s omezen\u00fdm prostorem.<\/li>\n\n\n\n
        • Proto\u017ee p\u0159en\u00e1\u0161\u00ed energii \u010dist\u011b mechanick\u00fdm kontaktem bez elastomern\u00edch prvk\u016f, je jeho p\u0159enosov\u00e1 \u00fa\u010dinnost vysok\u00e1, obvykle p\u0159esahuj\u00edc\u00ed 98%.<\/li>\n\n\n\n
        • Spojka eliminuje dodate\u010dn\u00e9 zat\u00ed\u017een\u00ed mezi h\u0159\u00eddeli, kter\u00e9 m\u016f\u017ee vzniknout b\u011bhem automatick\u00e9ho \u0159\u00edzen\u00ed motoru, rovnom\u011brn\u011bji rozkl\u00e1d\u00e1 zat\u00ed\u017een\u00ed na pracovn\u00ed plochy, p\u0159en\u00e1\u0161\u00ed zna\u010dn\u00fd to\u010div\u00fd moment a poskytuje ur\u010ditou ochranu proti p\u0159et\u00ed\u017een\u00ed.<\/li>\n<\/ul>\n\n\n\n

          Aplikace<\/strong><\/h3>\n\n\n\n

          D\u00edky vysok\u00e9 torzn\u00ed tuhosti a kompenzaci nesouososti mohou je\u0159\u00e1bov\u00e9 spojky Oldham spojovat h\u0159\u00eddelov\u00e1 veden\u00ed s vysok\u00fdm kroutic\u00edm momentem a n\u00edzkou rychlost\u00ed. Jsou tak\u00e9 vhodn\u00e9 pro pohony vy\u017eaduj\u00edc\u00ed plynul\u00fd chod, st\u0159edn\u00ed rychlost nebo p\u0159esnost polohy.<\/p>\n\n\n\n

          Mezi typick\u00e9 aplikace pat\u0159\u00ed mostn\u00ed a ko\u010di\u010d\u00ed mechanismy mostov\u00fdch a port\u00e1lov\u00fdch je\u0159\u00e1b\u016f t\u0159\u00eddy zat\u00ed\u017een\u00ed M3 a ni\u017e\u0161\u00ed, jako\u017e i sloupov\u00e9 oto\u010dn\u00e9 je\u0159\u00e1by.<\/p>\n\n\n\n

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

          Je\u0159\u00e1bov\u00e1 flexibiln\u00ed \u010depov\u00e1 spojka<\/h2>\n\n\n\n

          Je\u0159\u00e1bov\u00e9 pru\u017en\u00e9 \u010depov\u00e9 spojky spojuj\u00ed dv\u011b polovi\u010dn\u00ed spojky pomoc\u00ed nekovov\u00fdch pru\u017en\u00fdch \u010dep\u016f usazen\u00fdch v otvorech p\u0159\u00edruby. \u010cepy, obvykle vyroben\u00e9 z nylonu, p\u0159en\u00e1\u0161ej\u00ed relativn\u011b vysok\u00fd to\u010div\u00fd moment a z\u00e1rove\u0148 poskytuj\u00ed omezenou kompenzaci nesouososti h\u0159\u00eddele.<\/p>\n\n\n\n

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          Provozn\u00ed podm\u00ednky<\/strong><\/h3>\n\n\n\n
            \n
          • Teplota: \u221220 \u00b0C a\u017e 70 \u00b0C<\/li>\n\n\n\n
          • Vhodn\u00e9 pro pohony motor-reduktor, \u010derpac\u00ed soustroj\u00ed a \u010dast\u00e9 cykly spou\u0161t\u011bn\u00ed a zastavov\u00e1n\u00ed.<\/li>\n\n\n\n
          • Nen\u00ed odoln\u00fd v\u016f\u010di pono\u0159en\u00ed do oleje nebo rozpou\u0161t\u011bdla, st\u00e1rnut\u00ed za vysok\u00fdch teplot nebo k\u0159ehnut\u00ed nylonu za n\u00edzk\u00fdch teplot; nen\u00ed ur\u010den pro velmi vysok\u00fd kroutic\u00ed moment.<\/li>\n<\/ul>\n\n\n\n

            Kl\u00ed\u010dov\u00e9 vlastnosti<\/strong><\/h3>\n\n\n\n
              \n
            • Konstrukce s elastick\u00fdmi \u010depy je jednoduch\u00e1, snadno se vyr\u00e1b\u00ed a rychle demontuje. Nylonov\u00e9 \u010depy lze vym\u011bnit odstran\u011bn\u00edm p\u0159\u00eddr\u017en\u00e9 desky bez nutnosti pohybu kter\u00e9koli z polovi\u010dn\u00edch spojek.<\/li>\n\n\n\n
            • Kol\u00edky jsou obvykle vyrobeny z nylonu 6, co\u017e je samomazn\u00fd materi\u00e1l, kter\u00fd nevy\u017eaduje \u017e\u00e1dn\u00e9 vn\u011bj\u0161\u00ed maz\u00e1n\u00ed a udr\u017euje pracovn\u00ed prostor \u010dist\u00fd, i kdy\u017e produkuje relativn\u011b vysok\u00fd hluk.<\/li>\n\n\n\n
            • Pro dan\u00fd to\u010div\u00fd moment je jeho pr\u016fm\u011br ot\u00e1\u010den\u00ed obecn\u011b men\u0161\u00ed ne\u017e u ozuben\u00e9 spojky, co\u017e mu d\u00e1v\u00e1 kompaktn\u00ed rozm\u011bry a n\u00edzkou hmotnost, tak\u017ee m\u016f\u017ee v mnoha aplikac\u00edch \u010d\u00e1ste\u010dn\u011b nahradit ozuben\u00e9 spojky.<\/li>\n<\/ul>\n\n\n\n

              Aplikace<\/strong><\/h3>\n\n\n\n

              B\u011bhem provozu jsou \u010depy vystaveny smykov\u00e9mu a tlakov\u00e9mu nam\u00e1h\u00e1n\u00ed. P\u0159esto\u017ee je smykov\u00e1 s\u00edla mal\u00e1, provozn\u00ed spolehlivost je omezen\u00e1; je\u0159\u00e1bov\u00e9 pru\u017en\u00e9 \u010depov\u00e9 spojky jsou proto ur\u010deny sp\u00ed\u0161e pro pohony se st\u0159edn\u00edmi ot\u00e1\u010dkami a n\u00edzk\u00fdmi n\u00e1roky ne\u017e pro t\u011b\u017ek\u00fd nebo vysokorychlostn\u00ed provoz.<\/p>\n\n\n\n

              B\u011b\u017en\u011b se pou\u017e\u00edv\u00e1 v pojezdov\u00fdch mechanismech mostov\u00fdch a port\u00e1lov\u00fdch je\u0159\u00e1b\u016f pod t\u0159\u00eddou zat\u00ed\u017een\u00ed M4.<\/p>\n\n\n\n

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

              Univerz\u00e1ln\u00ed kloubov\u00e1 spojka je\u0159\u00e1bu<\/h2>\n\n\n\n

              Nejb\u011b\u017en\u011bj\u0161\u00edm univerz\u00e1ln\u00edm kloubem je\u0159\u00e1bu je kardanov\u00fd kloub, sestaven\u00fd ze dvou t\u0159men\u016f, p\u0159\u00ed\u010dn\u00e9ho lo\u017eiska a pevn\u00e9 h\u0159\u00eddele. Jeho konstrukce s p\u0159\u00ed\u010dn\u00fdmi lo\u017eisky umo\u017e\u0148uje zna\u010dn\u00fd \u00fahel mezi h\u0159\u00eddeli \u2013 zde obvykle uv\u00e1d\u011bn\u00fd jako 35\u00b0\u201345\u00b0 \u2013 a kompenzuje relativn\u00ed posunut\u00ed h\u0159\u00eddele b\u011bhem provozu, v\u010detn\u011b axi\u00e1ln\u00edho a \u00fahlov\u00e9ho vych\u00fdlen\u00ed.<\/p>\n\n\n\n

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              Provozn\u00ed podm\u00ednky<\/strong><\/h3>\n\n\n\n
                \n
              • Teplota: standardn\u011b \u221220 \u00b0C a\u017e 120 \u00b0C, a\u017e \u221240 \u00b0C s mo\u017enost\u00ed \u00fapravy pro n\u00edzkou teplotu<\/li>\n\n\n\n
              • Pou\u017e\u00edv\u00e1 se pro p\u0159evod s k\u0159\u00ed\u017e\u00edc\u00edmi se h\u0159\u00eddeli; jednoduch\u00fd kloub nem\u00e1 konstantn\u00ed rychlost, zat\u00edmco p\u00e1rov\u00e9 uspo\u0159\u00e1d\u00e1n\u00ed s dvojit\u00fdm kloubem pracuje s konstantn\u00ed rychlost\u00ed.<\/li>\n\n\n\n
              • Nen\u00ed vhodn\u00e9 pro vysok\u00e9 rychlosti v kombinaci s velk\u00fdmi \u00fahly, \u0161patn\u011b mazan\u00e9 podm\u00ednky nebo p\u0159esn\u00e9 synchronn\u00ed pohony.<\/li>\n<\/ul>\n\n\n\n

                Kl\u00ed\u010dov\u00e9 vlastnosti<\/strong><\/h3>\n\n\n\n
                  \n
                • Kardanov\u00fd kloub s p\u0159\u00ed\u010dnou h\u0159\u00eddel\u00ed m\u00e1 kompaktn\u00ed a racion\u00e1ln\u00ed konstrukci, vysokou celkovou nosnost a zv\u00fd\u0161enou bezpe\u010dnost p\u0159i del\u0161\u00edm provozu.<\/li>\n\n\n\n
                • Jeho velk\u00e1 \u00fanosnost se prom\u00edt\u00e1 do vy\u0161\u0161\u00edho p\u0159en\u00e1\u0161en\u00e9ho to\u010div\u00e9ho momentu, co\u017e ho \u010din\u00ed obzvl\u00e1\u0161t\u011b efektivn\u00edm pro stroje s omezen\u00fdm pr\u016fm\u011brem ot\u00e1\u010den\u00ed, proto\u017ee zaji\u0161\u0165uje plynul\u00fd p\u0159enos v\u00fdkonu.<\/li>\n\n\n\n
                • S \u00fa\u010dinnost\u00ed p\u0159evodovky a\u017e 98% zvy\u0161uje produktivitu a p\u0159isp\u00edv\u00e1 k \u00faspor\u00e1m energie.<\/li>\n<\/ul>\n\n\n\n

                  Aplikace<\/strong><\/h3>\n\n\n\n

                  Proto\u017ee jedin\u00fd univerz\u00e1ln\u00ed kloub generuje okam\u017eit\u00e9 fluktuace \u00fahlov\u00e9 rychlosti odvozen\u00e9 od jeho prostorov\u00e9ho \u010dty\u0159prvkov\u00e9ho spojen\u00ed, vysoce p\u0159esn\u00e9 pohony obvykle pou\u017e\u00edvaj\u00ed konfiguraci s dvojit\u00fdm univerz\u00e1ln\u00edm kloubem. D\u00edky schopnosti odol\u00e1vat zna\u010dn\u00e9mu to\u010div\u00e9mu momentu a rychlosti je vhodn\u00fd pro t\u011b\u017ek\u00e9 nebo vysokorychlostn\u00ed p\u0159evodovky.<\/p>\n\n\n\n

                  Kardanov\u00e9 spojky je\u0159\u00e1b\u016f se b\u011b\u017en\u011b pou\u017e\u00edvaj\u00ed na d\u00e1lkov\u00fdch p\u0159evodov\u00fdch h\u0159\u00eddel\u00edch velkoton\u00e1\u017en\u00edch mostov\u00fdch a port\u00e1lov\u00fdch je\u0159\u00e1b\u016f. Jsou tak\u00e9 vhodn\u00e9 pro pohony vy\u017eaduj\u00edc\u00ed velkou \u00fahlovou kompenzaci. <\/p>\n\n\n\n

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

                  Parametry v\u00fdb\u011bru je\u0159\u00e1bov\u00e9 spojky<\/h2>\n\n\n\n
                  Parametr<\/th>Spojka je\u0159\u00e1bov\u00e9ho bubnu<\/th>Spojka Crane Oldham<\/th>Je\u0159\u00e1bov\u00e1 flexibiln\u00ed \u010depov\u00e1 spojka<\/th>Univerz\u00e1ln\u00ed kloubov\u00e1 spojka je\u0159\u00e1bu<\/th><\/tr><\/thead>
                  Jmenovit\u00fd to\u010div\u00fd moment<\/td>100\u2013250 000 N\u00b7m<\/td>16\u201310 000 N\u00b7m<\/td>10\u201320 000 N\u00b7m<\/td>500\u2013500 000 N\u00b7m<\/td><\/tr>
                  \u00dahlov\u00e1 kompenzace<\/td>\u2264 1,5\u00b0<\/td>\u2264 0,6\u00b0\u20130,7\u00b0<\/td>\u2264 2\u00b0<\/td>\u2264 15\u00b0<\/td><\/tr>
                  Tlumic\u00ed kapacita<\/td>\u017d\u00e1dn\u00fd<\/td>\u017d\u00e1dn\u00fd<\/td>Siln\u00fd<\/td>\u017d\u00e1dn\u00fd<\/td><\/tr>
                  Po\u017eadovan\u00e9 maz\u00e1n\u00ed<\/td>Tuk<\/td>Tuk<\/td>\u017d\u00e1dn\u00fd<\/td>Tuk<\/td><\/tr>
                  Typick\u00e9 aplikace<\/td>P\u0159evodovka \u2013 bubnov\u00e1, dlouh\u00e9 hnac\u00ed h\u0159\u00eddele<\/td>Pomaloot\u00e1\u010dkov\u00e9 bubny, kr\u00e1tk\u00e9 pohony s velk\u00fdm nesouos\u00edm<\/td>Motor-reduktor<\/td>Dlouh\u00e9 rozp\u011bt\u00ed, dlouh\u00e9 h\u0159\u00eddele<\/td><\/tr>
                  Cyklus v\u00fdm\u011bny<\/td>3\u20135 let<\/td>1\u20133 roky (t\u0159ec\u00ed kotou\u010d)<\/td>1\u20131,5 roku (nylonov\u00e9 \u0161pendl\u00edky)<\/td>2\u20134 roky (k\u0159\u00ed\u017eov\u00e9 nosen\u00ed)<\/td><\/tr><\/tbody><\/table>
                  Pozn\u00e1mka: Cykly v\u00fdm\u011bny jsou empirick\u00e9 hodnoty za ust\u00e1len\u00fdch provozn\u00edch podm\u00ednek; skute\u010dn\u00e1 \u017eivotnost je ovlivn\u011bna r\u00e1zov\u00fdm zat\u00ed\u017een\u00edm, pra\u0161nost\u00ed prost\u0159ed\u00ed a \u00farovn\u00ed maz\u00e1n\u00ed a \u00fadr\u017eby.<\/figcaption><\/figure>\n\n\n\n
                  <\/div>\n\n\n\n

                  Bezpe\u010dn\u00fd provoz je\u0159\u00e1bov\u00fdch spojek<\/h2>\n\n\n\n

                  Proto\u017ee se spojka nach\u00e1z\u00ed mezi jednotliv\u00fdmi pojezdov\u00fdmi mechanismy, p\u0159\u00edmo ovliv\u0148uje norm\u00e1ln\u00ed provoz cel\u00e9ho je\u0159\u00e1bu. B\u011bhem provozu je nutn\u00e9 dodr\u017eovat n\u00e1sleduj\u00edc\u00ed body:<\/p>\n\n\n\n

                    \n
                  • Spojka nesm\u00ed vykazovat osov\u00e9 zkosen\u00ed ani radi\u00e1ln\u00ed posunut\u00ed nad povolen\u00e9 meze, aby byla zachov\u00e1na jej\u00ed p\u0159enosov\u00e1 funkce.<\/li>\n\n\n\n
                  • \u017d\u00e1dn\u00e9 \u0161rouby nesm\u00ed b\u00fdt uvoln\u011bn\u00e9 ani chyb\u011bj\u00edc\u00ed.<\/li>\n\n\n\n
                  • Ozuben\u00e9 p\u0159evody a spojky Oldham mus\u00ed b\u00fdt pravideln\u011b maz\u00e1ny \u2013 obvykle plastick\u00fdm mazivem ka\u017ed\u00e9 2\u20133 m\u011bs\u00edce \u2013 aby se zabr\u00e1nilo siln\u00e9mu opot\u0159eben\u00ed ozuben\u00fdch kol, kter\u00e9 by mohlo v\u00e9st k v\u00e1\u017en\u00fdm n\u00e1sledk\u016fm.<\/li>\n\n\n\n
                  • D\u00e9lka styku zubu s \u010deln\u00ed plochou ozuben\u00e9ho spoje nesm\u00ed b\u00fdt men\u0161\u00ed ne\u017e 70% \u0161\u00ed\u0159ky \u010deln\u00ed plochy a jeho axi\u00e1ln\u00ed v\u016fle nesm\u00ed p\u0159ekro\u010dit 5 mm.<\/li>\n\n\n\n
                  • Trhliny nejsou povoleny; pokud se trhlina objev\u00ed, mus\u00ed b\u00fdt spojka vym\u011bn\u011bna.<\/li>\n\n\n\n
                  • Spojovac\u00ed kl\u00ed\u010de mus\u00ed pevn\u011b sed\u011bt a nesm\u00ed b\u00fdt voln\u00e9.<\/li>\n\n\n\n
                  • U ozuben\u00e9 spojky, pokud opot\u0159eben\u00ed tlou\u0161\u0165ky zubu p\u0159es\u00e1hne 15% p\u016fvodn\u00ed tlou\u0161\u0165ky zubu u zdvihac\u00edch mechanism\u016f nebo 25% u pojezdov\u00fdch mechanism\u016f, nebo pokud je zub zlomen, mus\u00ed b\u00fdt spojka vy\u0159azena z provozu.<\/li>\n\n\n\n
                  • Elastomerov\u00e9 krou\u017eky \u010depov\u00fdch spojek a t\u011bsn\u011bn\u00ed ozuben\u00fdch spojek mus\u00ed b\u00fdt neprodlen\u011b vym\u011bn\u011bny, pokud se po\u0161kod\u00ed nebo zest\u00e1rnou.<\/li>\n<\/ul>\n\n\n\n

                    Je\u0159\u00e1bov\u00e9 spojky DGCRANE jsou vyrobeny z vysoce kvalitn\u00edch materi\u00e1l\u016f a spl\u0148uj\u00ed p\u0159\u00edsn\u00e9 v\u00fdrobn\u00ed normy. Tyto spojky nejen spl\u0148uj\u00ed rozmanit\u00e9 po\u017eadavky na kompenzaci kroutic\u00edho momentu a nesouososti, ale tak\u00e9 zkracuj\u00ed neo\u010dek\u00e1van\u00e9 prostoje zp\u016fsoben\u00e9 poruchami p\u0159evodovky. A\u0165 u\u017e pot\u0159ebujete elastick\u00e9 typy s tlumen\u00edm vibrac\u00ed nebo univerz\u00e1ln\u00ed klouby s vysok\u00fdm \u00fahlem nato\u010den\u00ed, je\u0159\u00e1bov\u00e9 spojky DGCRANE poskytuj\u00ed konzistentn\u00ed v\u00fdkon, co\u017e z nich \u010din\u00ed ide\u00e1ln\u00ed volbu pro stabiln\u00ed a dlouhodob\u00fd p\u0159enos s\u00edly je\u0159\u00e1bu.<\/p>","protected":false},"excerpt":{"rendered":"Spojka je mechanick\u00e1 \u010d\u00e1st slou\u017e\u00edc\u00ed ke spojen\u00ed dvou h\u0159\u00eddel\u016f tak, aby se mohly ot\u00e1\u010det a p\u0159en\u00e1\u0161et pohyb a kroutic\u00ed moment. P\u0159i vysokorychlostn\u00edm a vysoce v\u00fdkonn\u00e9m p\u0159enosu s\u00edly m\u00e1 spojka tak\u00e9 funkci tlumen\u00ed, tlumen\u00ed a zlep\u0161ov\u00e1n\u00ed dynamick\u00e9ho v\u00fdkonu h\u0159\u00eddele.","protected":false},"author":2,"featured_media":2339,"parent":7825,"comment_status":"open","ping_status":"open","sticky":false,"template":"single-new-Product.php","format":"standard","meta":{"_acf_changed":false,"rank_math_lock_modified_date":false,"pgc_sgb_lightbox_settings":"","footnotes":""},"categories":[8,565,25],"tags":[745],"class_list":["post-2000","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-crane-parts","category-crane-drives","category-menu-parts","tag-xgcrane-drives"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/posts\/2000"}],"collection":[{"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/comments?post=2000"}],"version-history":[{"count":18,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/posts\/2000\/revisions"}],"predecessor-version":[{"id":17517,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/posts\/2000\/revisions\/17517"}],"up":[{"embeddable":true,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/posts\/7825"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/media\/2339"}],"wp:attachment":[{"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/media?parent=2000"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/categories?post=2000"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/tags?post=2000"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}