{"id":1420,"date":"2026-06-29T03:44:20","date_gmt":"2026-06-29T03:44:20","guid":{"rendered":"https:\/\/worm-and-worm-wheel.com\/?p=1420"},"modified":"2026-06-29T03:44:20","modified_gmt":"2026-06-29T03:44:20","slug":"worm-and-worm-wheel-for-cement-kiln-and-ball-mill-drives","status":"publish","type":"post","link":"https:\/\/worm-and-worm-wheel.com\/sk\/worm-and-worm-wheel-for-cement-kiln-and-ball-mill-drives\/","title":{"rendered":"\u0160nekov\u00e1 a z\u00e1vitovkov\u00e1 koles\u00e1 pre pohony cementov\u00fdch pec\u00ed a gu\u013eov\u00fdch mlynov"},"content":{"rendered":"
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Korea Ever-Power \u00b7 Sprievodca aplika\u010dn\u00fdm in\u017einierstvom<\/p>\n

\u0160nekov\u00e1 a z\u00e1vitovkov\u00e1 koles\u00e1 pre pohony cementov\u00fdch pec\u00ed a gu\u013eov\u00fdch mlynov<\/h1>\n

Pomocn\u00fd pohon pece cement\u00e1rne pracuje 3 metre od rotuj\u00faceho pl\u00e1\u0161\u0165a s povrchovou teplotou 300 stup\u0148ov Celzia, v atmosf\u00e9re hustej s alkalick\u00fdm cementov\u00fdm prachom s pH 12, pri\u010dom absorbuje periodick\u00e9 r\u00e1zov\u00e9 za\u0165a\u017eenie z 80 ton oce\u013eov\u00fdch mlec\u00edch g\u00fa\u013e kask\u00e1dovito padaj\u00facich vo vn\u00fatri gu\u013eov\u00e9ho mlyna hne\u010f ved\u013ea. Teplo, prach a otrasy \u2013 s\u00fa\u010dasne a nepretr\u017eite \u2013 robia z cementu najfyzicky nehostinnej\u0161ie prostredie pre ak\u00fdko\u013evek p\u00e1r z\u00e1vitovkov\u00fdch prevodov v tejto s\u00e9rii 30 \u010dl\u00e1nkov.<\/p>\n

Porozpr\u00e1vajte sa s technikom pre cementov\u00e9 pohony \u2192<\/a><\/p>\n<\/div>\n

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R\u00fdchla odpove\u010f<\/div>\n

Cement\u00e1rne pou\u017e\u00edvaj\u00fa p\u00e1ry z\u00e1vitovkov\u00fdch prevodov pre pomocn\u00e9 (zar\u00e1\u017ekov\u00e9) pohony pec\u00ed, pohony gu\u013eov\u00e9ho mlyna, pohony ro\u0161tov chladi\u010da slinku a ovl\u00e1da\u010de ventilov vrecov\u00fdch filtrov \u2013 aplik\u00e1cie vy\u017eaduj\u00face v\u00fdstupn\u00fd kr\u00fatiaci moment 500 a\u017e 15 000 N\u00b7m pri 0,5 a\u017e 10 ot.\/min. v kombinovanom tepelnom, abraz\u00edvnom a r\u00e1zovom za\u0165a\u017een\u00ed. Rozhodovac\u00ed strom tepeln\u00e9ho mana\u017ementu rie\u0161i dvojit\u00fa tepeln\u00fa v\u00fdzvu, ktor\u00e1 je jedine\u010dn\u00e1 pre cement: vonkaj\u0161ie s\u00e1lav\u00e9 teplo z pl\u00e1\u0161\u0165ov pece a chladi\u010da slinku (zvy\u0161ovanie okolitej teploty na 60 a\u017e 150 stup\u0148ov Celzia) plus vn\u00fatorn\u00e9 trecie teplo z neefekt\u00edvnosti prevodovky \u2013 \u010do vytv\u00e1ra teploty krytu, ktor\u00e9 si vo v\u00e4\u010d\u0161ine in\u0161tal\u00e1ci\u00ed vy\u017eaduj\u00fa akt\u00edvne chladenie. V z\u00e1vislosti od teploty krytu s\u00fa mapovan\u00e9 \u0161tyri strat\u00e9gie chladenia: prirodzen\u00e1 konvekcia pod 80 stup\u0148ov, chladenie s pomocou ventil\u00e1tora pre 80 a\u017e 110 stup\u0148ov, cirkul\u00e1cia oleja pre 110 a\u017e 140 stup\u0148ov a chladenie vodn\u00fdm pl\u00e1\u0161\u0165om nad 140 stup\u0148ov. Cementov\u00fd prach pri pH 12 je abraz\u00edvny (ni\u010d\u00ed tesnenia) aj alkalick\u00fd (nap\u00e1da \u0161tandardn\u00fa gumu) \u2013 \u010do si vy\u017eaduje vysokov\u00fdkonn\u00e9 labyrintov\u00e9 tesnenia z\u00e1vitovkov\u00fdch prevodov s pozit\u00edvnym preplachovan\u00edm vzduchom a tesniaci materi\u00e1l FKM. R\u00e1zov\u00e9 za\u0165a\u017eenie gu\u013eov\u00e9ho mlyna pri frekvencii 20 a\u017e 40 Hz presahuje be\u017en\u00fd v\u00fdpo\u010det prev\u00e1dzkov\u00e9ho faktora a vy\u017eaduje si \u0161pecializovan\u00e9 prev\u00e1dzkov\u00e9 faktory n\u00e1razu 2,0 a\u017e 3,0.<\/p>\n<\/div>\n

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Kde funguj\u00fa p\u00e1ry z\u00e1vitovkov\u00fdch prevodov v cement\u00e1r\u0148ach<\/h2>\n
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Hlavn\u00e9 pohony rota\u010dnej pece a gu\u013eov\u00e9ho mlyna pou\u017e\u00edvaj\u00fa otvoren\u00e9 ozuben\u00e9 vence \u2013 priemer zariadenia (4 a\u017e 6 metrov) je pr\u00edli\u0161 ve\u013ek\u00fd pre uzavret\u00e9 p\u00e1ry ozuben\u00fdch kolies. Ka\u017ed\u00e1 cement\u00e1re\u0148 m\u00e1 v\u0161ak 15 a\u017e 40 pomocn\u00fdch pohonov, kde \u0161tandardom s\u00fa p\u00e1ry z\u00e1vitovkov\u00fdch ozuben\u00fdch kolies: pohony pecov\u00fdch hrad\u00edsk, ktor\u00e9 pomaly ot\u00e1\u010daj\u00fa pec po\u010das ohrevu a chladenia (a t\u00fdm zabra\u0148uj\u00fa tepeln\u00e9mu poklesu), pomal\u00e9 pohony gu\u013eov\u00e9ho mlyna, ktor\u00e9 pos\u00favaj\u00fa mlyn na kontrolu vlo\u017eky, pohony ro\u0161tov chladi\u010da slinku, ktor\u00e9 pos\u00favaj\u00fa dosky chladi\u010da, a ovl\u00e1da\u010de ventilov vrecov\u00e9ho filtra, ktor\u00e9 cykluj\u00fa tlmi\u010de v syst\u00e9me zberu prachu.<\/p>\n

Tieto pomocn\u00e9 z\u00e1vitovkov\u00e9 prevodov\u00e9 pohony maj\u00fa tri spolo\u010dn\u00e9 charakteristiky: n\u00edzku v\u00fdstupn\u00fa r\u00fdchlos\u0165 (0,5 a\u017e 10 ot.\/min.), vysok\u00fd kr\u00fatiaci moment (500 a\u017e 15 000 N\u00b7m) a extr\u00e9mne prostredie cement\u00e1rne (teplo, prach, otrasy). Z\u00e1vitovkov\u00fd prevodov\u00fd p\u00e1r zvl\u00e1da v\u0161etky tri \u2013 ale iba ak je spr\u00e1vne \u0161pecifikovan\u00fd tepeln\u00fd mana\u017ement, ochrana proti prachu a prev\u00e1dzkov\u00fd faktor r\u00e1zov\u00e9ho za\u0165a\u017eenia.<\/p>\n<\/div>\n

\"z\u00e1vitovkov\u00fd<\/div>\n<\/div>\n

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Rozhodovac\u00ed strom tepeln\u00e9ho mana\u017ementu \u2013 du\u00e1lne zdroje tepla vy\u017eaduj\u00fa akt\u00edvne chladenie<\/h2>\n

Z\u00e1vitovkov\u00e9 prevodov\u00e9 p\u00e1ry v cement\u00e1r\u0148ach \u010delia tepelnej v\u00fdzve, ktor\u00e1 kombinuje probl\u00e9m vonkaj\u0161ieho tepla pohonov pek\u00e1rensk\u00fdch pec\u00ed (\u010dl\u00e1nok A14) s probl\u00e9mom trecieho tepla pohonov eskal\u00e1torov s kontinu\u00e1lnou prev\u00e1dzkou (\u010dl\u00e1nok A08) \u2013 s\u00fa\u010dasne. Pl\u00e1\u0161\u0165 pece s povrchovou teplotou 250 a\u017e 350 stup\u0148ov Celzia vy\u017earuje teplo na bl\u00edzky kryt pomocn\u00e9ho pohonu, \u010d\u00edm sa zvy\u0161uje teplota okolia p\u00e1ru prevodov na 60 a\u017e 150 stup\u0148ov Celzia. Z\u00e1rove\u0148 p\u00e1r z\u00e1vitovkov\u00fdch prevodov generuje vn\u00fatorn\u00e9 trecie teplo z neefekt\u00edvnosti prevodovky (zvy\u010dajne sa 50 a\u017e 60 percent vstupn\u00e9ho v\u00fdkonu premen\u00ed na teplo). Kryt mus\u00ed rozpty\u013eova\u0165 oba zdroje tepla \u2013 a vysok\u00e1 teplota okolia zni\u017euje teplotn\u00fd gradient dostupn\u00fd pre prirodzen\u00fd rozptyl.<\/p>\n

\n\n\n\n\n\n\n\n\n
Teplota b\u00fdvania<\/th>\nTypick\u00e9 umiestnenie cementu<\/th>\nMet\u00f3da chladenia<\/th>\nMazivo<\/th>\nIndex n\u00e1kladov<\/th>\n<\/tr>\n<\/thead>\n
Pod 80 \u00b0C<\/td>\nVrecov\u00fd filter, dia\u013ekov\u00fd dopravn\u00edk, baliare\u0148<\/td>\nPrirodzen\u00e1 konvekcia (\u0161tandardn\u00e9 rebr\u00e1)<\/td>\nMiner\u00e1lne EP mazivo alebo olej<\/td>\n1,0\u00d7<\/td>\n<\/tr>\n
80 \u2013 110 \u00b0C<\/td>\nRo\u0161t chladi\u010da slinku, ochrann\u00e1 mrie\u017eka pece (tienen\u00e1)<\/td>\nKonvekcia s podporou ventil\u00e1tora<\/td>\nSyntetick\u00fd PAG olej<\/td>\n1,3\u00d7<\/td>\n<\/tr>\n
110 \u2013 140 \u00b0C<\/td>\nBlokovanie pece (bl\u00edzkos\u0165), vyp\u00fa\u0161\u0165anie chladi\u010da<\/td>\nCirkul\u00e1cia oleja s extern\u00fdm chladi\u010dom<\/td>\nSyntetick\u00fd PAG ISO VG 460+<\/td>\n2,0\u00d7<\/td>\n<\/tr>\n
Nad 140 \u00b0C<\/td>\nKr\u00fa\u017eok na nose pece, netienen\u00e1 bl\u00edzkos\u0165 pece<\/td>\nChladenie vodn\u00fdm pl\u00e1\u0161\u0165om<\/td>\nPFPE alebo vysokoteplotn\u00fd syntetick\u00fd materi\u00e1l<\/td>\n3,5\u00d7<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Najprv tepeln\u00e9 tienenie, potom akt\u00edvne chladenie.<\/strong> Pred \u0161pecifik\u00e1ciou chladenia ventil\u00e1torom alebo cirkul\u00e1cie oleja zhodno\u0165te, \u010di s\u00e1lav\u00fd tepeln\u00fd \u0161t\u00edt medzi pl\u00e1\u0161\u0165om pece a p\u00e1rom z\u00e1vitovkov\u00fdch prevodov dok\u00e1\u017ee zn\u00ed\u017ei\u0165 okolit\u00fa teplotu na \u00farove\u0148 prirodzenej konvekcie (pod 80 stup\u0148ov Celzia). Le\u0161ten\u00fd reflektor z nehrdzavej\u00facej ocele stoj\u00ed 100 a\u017e 300 USD a zni\u017euje za\u0165a\u017eenie s\u00e1lav\u00fdm teplom o 70 a\u017e 90 percent \u2013 \u200b\u200bpotenci\u00e1lne eliminuje potrebu chladenia ventil\u00e1torom (500 a\u017e 1 500 USD) alebo cirkul\u00e1cie oleja (3 000 a\u017e 8 000 USD). Najn\u00e1kladovo najefekt\u00edvnej\u0161ia strat\u00e9gia tepeln\u00e9ho mana\u017ementu v cement\u00e1r\u0148ach je: najprv tienenie a potom v\u00fdber minim\u00e1lnej met\u00f3dy chladenia pre teplotu tienenia.<\/p>\n

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Ochrana pred cementov\u00fdm prachom a n\u00e1razov\u00e9 za\u0165a\u017eenie gu\u013eov\u00e9ho mlyna<\/h2>\n

\"Utesnen\u00fd<\/p>\n

Cementov\u00fd prach ako abraz\u00edvny kontaminant.<\/strong> Prach z cementov\u00fdch pec\u00ed (CKD) je jemn\u00fd pr\u00e1\u0161ok s ve\u013ekos\u0165ou \u010dast\u00edc 10 a\u017e 100 \u00b5m a pH 11 a\u017e 13 (silne z\u00e1sadit\u00fd). Ak CKD vnikne do telesa z\u00e1vitovkov\u00e9ho prevodu, p\u00f4sob\u00ed ako lapovacia zmes \u2013 obrusuje povrchy zubov a opotrebov\u00e1va bronzov\u00e9 koleso 3 a\u017e 10-n\u00e1sobkom be\u017enej r\u00fdchlosti opotrebovania. \u0160tandardn\u00e9 tesnenia z\u00e1vitovkov\u00fdch prevodov nem\u00f4\u017eu vyl\u00fa\u010di\u0165 CKD, preto\u017ee jemn\u00e9 \u010dastice prenikaj\u00fa do rozhrania medzi okrajom tesnenia a hriade\u013eom prostredn\u00edctvom statick\u00fdch tlakov\u00fdch rozdielov (tepeln\u00e9 d\u00fdchanie). \u0160pecifik\u00e1cia tesnenia cementovej triedy vy\u017eaduje labyrintov\u00e9 tesnenie (bezkontaktn\u00e9, bez opotrebovania okraja) plus pozit\u00edvne preplachovanie vzduchom (stla\u010den\u00fd vzduch s tlakom 0,1 a\u017e 0,5 baru f\u00fakaj\u00faci smerom von cez labyrint, \u010d\u00edm sa fyzicky zabra\u0148uje vniknutiu prachu). Tesniaci materi\u00e1l FKM je povinn\u00fd \u2013 \u0161tandardn\u00fd nitril a EPDM sa degraduj\u00fa v alkalickej cementovej atmosf\u00e9re do 12 a\u017e 18 mesiacov.<\/p>\n

R\u00e1zov\u00e9 za\u0165a\u017eenie gu\u013eov\u00e9ho mlyna.<\/strong> Gu\u013eov\u00e9 mlyny obsahuj\u00fa 30 a\u017e 100 ton oce\u013eov\u00fdch mlec\u00edch g\u00fa\u013e (s priemerom 25 a\u017e 90 mm), ktor\u00e9 sa kask\u00e1dovito pohybuj\u00fa vo vn\u00fatri rotuj\u00faceho bubna. N\u00e1razy g\u00fa\u013e vytv\u00e1raj\u00fa r\u00e1zov\u00e9 za\u0165a\u017eenia s frekvenciou 20 a\u017e 40 Hz, ktor\u00e9 sa pren\u00e1\u0161aj\u00fa cez pl\u00e1\u0161\u0165 mlyna, z\u00e1klady a pri\u013eahl\u00e9 kon\u0161trukcie na pohony z\u00e1vitovkov\u00fdch prevodov namontovan\u00fdch v bl\u00edzkosti. \u0160tandardn\u00e9 v\u00fdpo\u010dty prev\u00e1dzkov\u00e9ho faktora (SF 1,0 a\u017e 1,5) tento pren\u00e1\u0161an\u00fd r\u00e1z nezoh\u013ead\u0148uj\u00fa. Z\u00e1vitovkov\u00e9 prevody cement\u00e1rne v bl\u00edzkosti gu\u013eov\u00fdch mlynov vy\u017eaduj\u00fa prev\u00e1dzkov\u00fd faktor n\u00e1razu 2,0 a\u017e 3,0 \u2013 \u010do znamen\u00e1, \u017ee dvojica mus\u00ed by\u0165 dimenzovan\u00e1 na 2 a\u017e 3-n\u00e1sobok vypo\u010d\u00edtan\u00e9ho kr\u00fatiaceho momentu v ust\u00e1lenom stave. Pohon pece s kr\u00fatiacim momentom 3 000 N\u00b7m v ust\u00e1lenom stave s SF 2,5 mus\u00ed by\u0165 dimenzovan\u00fd na 7 500 N\u00b7m \u2013 \u010do zvy\u010dajne vy\u017eaduje ve\u013ekos\u0165 r\u00e1mu o 1 a\u017e 2 stupne v\u00e4\u010d\u0161iu, ako by nazna\u010doval samotn\u00fd kr\u00fatiaci moment v ust\u00e1lenom stave.<\/p>\n

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Pozn\u00e1mka k in\u017einierskemu stolu<\/div>\n

K\u00f3rejsk\u00e1 cement\u00e1re\u0148 nain\u0161talovala nov\u00fd pomocn\u00fd pohon ochrannej li\u0161ty pece s p\u00e1rom z\u00e1vitovkov\u00fdch ozuben\u00fdch kolies s menovit\u00fdm kr\u00fatiacim momentom 5 000 N\u00b7m \u2013 \u010do zodpoved\u00e1 vypo\u010d\u00edtan\u00e9mu kr\u00fatiacemu momentu ochrannej li\u0161ty 4 200 N\u00b7m so \u0161tandardn\u00fdm servisn\u00fdm faktorom 1,2. Pohon bol umiestnen\u00fd 2,5 metra od pl\u00e1\u0161\u0165a pece (povrchov\u00e1 teplota 280 stup\u0148ov Celzia) bez tepeln\u00e9ho \u0161t\u00edtu. Teplota krytu bola nameran\u00e1 na 115 stup\u0148ov Celzia po 4 hodin\u00e1ch prev\u00e1dzky ochrannej li\u0161ty. \u0160tandardn\u00fd miner\u00e1lny olej (dimenzionovan\u00fd na 90 stup\u0148ov Celzia) za\u010dal redn\u00fa\u0165 a oxidova\u0165. Do 6 mesiacov \u010d\u00edslo kyslosti oleja prekro\u010dilo limit, bronzov\u00e9 koleso vykazovalo zr\u00fdchlen\u00e9 opotrebovanie a v\u00f4\u013ea sa zv\u00fd\u0161ila z 8 obl\u00fakov\u00fdch min\u00fat na 22 obl\u00fakov\u00fdch min\u00fat. T\u00edm \u00fadr\u017eby z\u00e1vodu nain\u0161taloval tepeln\u00fd \u0161t\u00edt z nehrdzavej\u00facej ocele (260 USD), ktor\u00fd zn\u00ed\u017eil teplotu krytu na 82 stup\u0148ov Celzia, vymenil olej za syntetick\u00fd PAG (dimenzionovan\u00fd na 120 stup\u0148ov Celzia) a pridal s\u00fapravu na chladenie ventil\u00e1torom (480 USD) ako rezervu. Kombinovan\u00e9 n\u00e1klady na tepeln\u00fd z\u00e1sah z\u00e1vitovkov\u00e9ho prevodu predstavovali 740 USD plus 3 hodiny \u00fadr\u017eb\u00e1rskej pr\u00e1ce. N\u00e1hradn\u00fd p\u00e1r z\u00e1vitovkov\u00fdch prevodov (potrebn\u00fd, preto\u017ee p\u00f4vodn\u00e9 koleso bolo opotrebovan\u00e9 nad r\u00e1mec prev\u00e1dzky) st\u00e1l 2 800 USD plus 8 hod\u00edn in\u0161tal\u00e1cie. Ponau\u010denie: rozhodovac\u00ed strom o tepelnom mana\u017emente by sa mal uplatni\u0165 vo f\u00e1ze \u0161pecifik\u00e1cie, nie po zlyhan\u00ed prv\u00e9ho p\u00e1ru. Chladiaci z\u00e1sah vo v\u00fd\u0161ke 740 USD by zabr\u00e1nil v\u00fdmene za 2 800 USD, ak by sa uplatnil od po\u010diato\u010dnej in\u0161tal\u00e1cie. V cement\u00e1r\u0148ach si ka\u017ed\u00fd pomocn\u00fd pohon do 5 metrov od pece alebo pl\u00e1\u0161\u0165a chladi\u010da vy\u017eaduje meranie teploty krytu pred v\u00fdberom met\u00f3dy chladenia z\u00e1vitovkov\u00fdm prevodom \u2013 nikdy nepredpokladajte, \u017ee \u0161tandardn\u00e1 prirodzen\u00e1 konvekcia je posta\u010duj\u00faca v bl\u00edzkosti zariaden\u00ed s vysokou teplotou.<\/p>\n<\/div>\n

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Tri pr\u00edpady \u0161pecifik\u00e1cie p\u00e1rov z\u00e1vitovkov\u00fdch prevodov cement\u00e1rne<\/h2>\n

\"Vysokopevnostn\u00fd<\/p>\n

\"Vysokov\u00fdkonn\u00fd<\/p>\n

Pr\u00edpad 1 \u2013 K\u00f3rejsk\u00e1 cement\u00e1re\u0148: pohon pece s ohraden\u00edm, pec s priemerom 5 m, tepelne tienen\u00e1<\/h3>\n

K\u00f3rejsk\u00fd v\u00fdrobca cementu \u0161pecifikoval z\u00e1vitovkov\u00fd prevodov\u00fd p\u00e1r pre pomocn\u00fd pohon t\u0155\u0148ov rota\u010dnej pece s priemerom 5,0 m \u00d7 d\u013a\u017ekou 78 m, ktor\u00e1 vyr\u00e1ba 5 000 ton slinku denne. Pohon t\u0155\u0148ov ot\u00e1\u010dal pec r\u00fdchlos\u0165ou 0,1 ot.\/min. po\u010das zahrievania, ochladzovania a pl\u00e1novan\u00fdch zastaven\u00ed, aby sa zabr\u00e1nilo tepelnej deform\u00e1cii pl\u00e1\u0161\u0165a pece. Kr\u00fatiaci moment t\u0155\u0148a: 4 200 N\u00b7m (hmotnos\u0165 pece \u00d7 trenie v lo\u017eisku pri n\u00edzkej r\u00fdchlosti). R\u00e1zov\u00fd koeficient SF: 1,5 (t\u0155\u0148 pece m\u00e1 minim\u00e1lne r\u00e1zy \u2013 pec sa plynulo ot\u00e1\u010da r\u00fdchlos\u0165ou 0,1 ot.\/min.). Celkov\u00fd po\u017eadovan\u00fd v\u00fdkon: 6 300 N\u00b7m. Opraven\u00e1 \u0161pecifik\u00e1cia (po tepelnom incidente): z\u00e1vitovkov\u00fd prevodov\u00fd p\u00e1r s jedn\u00fdm chodom, modul 8, rozostup stredov 200 mm, prevodov\u00fd pomer 60:1, menovit\u00fd kr\u00fatiaci moment 8 000 N\u00b7m. Materi\u00e1l: z\u00e1vitovka z kalenej legovanej ocele, koleso z odstrediv\u00e9ho liatia fosforov\u00e9ho bronzu. Chladenie: tepeln\u00fd \u0161t\u00edt z nehrdzavej\u00facej ocele plus konvekcia s ventil\u00e1torom. Olej: syntetick\u00fd PAG ISO VG 460. Tesnenia: labyrintov\u00e9 plus preplachovanie stla\u010den\u00fdm vzduchom plus tesnenie z FKM. Teplota telesa za \u0161t\u00edtom a ventil\u00e1torom: 78 stup\u0148ov Celzia \u2013 v r\u00e1mci rozsahu maziva s prirodzenou konvekciou, ale ventil\u00e1tor poskytuje rezervu pre letn\u00e9 teploty okolia. Cena za p\u00e1r: 2 800 USD. Tepeln\u00fd \u0161t\u00edt a ventil\u00e1tor: 740 USD. Celkov\u00e9 n\u00e1klady na pohon: 3 540 USD. Chr\u00e1nen\u00e1 hodnota produkcie pece: pribli\u017ene 1,2 mili\u00f3na USD za de\u0148 produkcie slinku.<\/p>\n

Pr\u00edpad 2 \u2013 Japonsk\u00e1 v\u00e1penn\u00e1 pec: pomal\u00fd pohon gu\u013eov\u00e9ho mlyna, r\u00e1zov\u00e9 za\u0165a\u017eenie, odolnos\u0165 vo\u010di prachu<\/h3>\n

Japonsk\u00fd v\u00fdrobca v\u00e1pna \u0161pecifikoval z\u00e1vitovkov\u00fd prevodov\u00fd p\u00e1r pre pomal\u00fd pohon gu\u013eov\u00e9ho mlyna s priemerom 3,8 m, ktor\u00fd mlel v\u00e1penec na pr\u00e1\u0161ok. Pohon pomal\u00e9ho prevodu ot\u00e1\u010dal mlyn r\u00fdchlos\u0165ou 0,5 ot.\/min. na kontrolu vlo\u017eky a nastavenie vs\u00e1dzky gu\u013e\u00f4\u010dok \u2013 preru\u0161ovan\u00e1 prev\u00e1dzka, zvy\u010dajne 2 a\u017e 4 hodiny mesa\u010dne. Kr\u00fatiaci moment pomal\u00e9ho prevodu: 2 800 N\u00b7m. Pohon pomal\u00e9ho prevodu bol v\u0161ak namontovan\u00fd na z\u00e1kladoch mlyna 1,5 metra od pl\u00e1\u0161\u0165a gu\u013eov\u00e9ho mlyna \u2013 po\u010das norm\u00e1lnej prev\u00e1dzky mlyna bol vystaven\u00fd nepretr\u017eit\u00fdm r\u00e1zov\u00fdm vibr\u00e1ci\u00e1m s frekvenciou 25 Hz z kask\u00e1dovitej vs\u00e1dzky gu\u013e\u00f4\u010dok (aj ke\u010f samotn\u00fd pohon pomal\u00e9ho prevodu bol zapojen\u00fd iba po\u010das zast\u00e1vok). R\u00e1zov\u00fd koeficient SF: 2,5 (pren\u00e1\u0161an\u00fd r\u00e1z zo susedn\u00e9ho gu\u013eov\u00e9ho mlyna). Po\u017eadovan\u00fd v\u00fdkon: 7 000 N\u00b7m. Z\u00e1vitovkov\u00fd prevodov\u00fd p\u00e1r: jednochod\u00fd, modul 6, stredov\u00e1 vzdialenos\u0165 160 mm, prevodov\u00fd pomer 50:1, menovit\u00fd kr\u00fatiaci moment 8 500 N\u00b7m. Nadmern\u00e9 dimenzovanie zabezpe\u010dilo rezervu tlmenia n\u00e1razov. Ochrana proti prachu bola kritick\u00e1 \u2013 v\u00e1pencov\u00fd prach je menej z\u00e1sadit\u00fd ako cementov\u00fd prach (pH 9 a\u017e 10), ale rovnako abraz\u00edvny. Labyrintov\u00e9 tesnenie s odvzdu\u0161\u0148ovan\u00edm. Materi\u00e1l: z\u00e1vitovka z kalenej legovanej ocele, koleso z hlin\u00edkov\u00e9ho bronzu (vynikaj\u00faca odolnos\u0165 vo\u010di n\u00e1razom ako fosforov\u00fd bronz pri n\u00e1razovom za\u0165a\u017een\u00ed). Cena za p\u00e1r: 2 200 USD. Prehliada\u0165 vysokov\u00fdkonn\u00fd z\u00e1vitovkov\u00fd reduk\u010dn\u00fd prevod<\/a> mo\u017enosti pre aplik\u00e1cie v cement\u00e1r\u0148ach, v\u00e1penk\u00e1ch a zariadeniach na spracovanie nerastn\u00fdch surov\u00edn.<\/p>\n

Pr\u00edpad 3 \u2013 Vietnamsk\u00fd chladi\u010d slinku: pohon ro\u0161tu, teplota okolia 120 \u00b0C, nepretr\u017eit\u00e1 prev\u00e1dzka<\/h3>\n

Vietnamsk\u00e1 cement\u00e1re\u0148 \u0161pecifikovala p\u00e1ry z\u00e1vitovkov\u00fdch prevodov pre 6 pohonov vratn\u00fdch ro\u0161tov na chladi\u010di slinku. Chladi\u010d prij\u00edmal slinok s teplotou 1 400 stup\u0148ov Celzia z v\u00fdstupu z pece a ochladzoval ho na 100 stup\u0148ov Celzia pomocou kr\u00ed\u017eov\u00e9ho pr\u00fadenia n\u00faten\u00e9ho vzduchu. Ro\u0161t poh\u00e1\u0148a pokro\u010dil\u00e9 perforovan\u00e9 oce\u013eov\u00e9 dosky r\u00fdchlos\u0165ou 3 a\u017e 8 zdvihov za min\u00fatu, ktor\u00e9 tla\u010dia l\u00f4\u017eko slinku cez chladi\u010d. Okolit\u00e1 teplota v mieste pohonu ro\u0161tu: 110 a\u017e 130 stup\u0148ov Celzia (s\u00e1lav\u00e9 teplo z l\u00f4\u017eka slinku plus konvekt\u00edvne teplo z v\u00fdstupu chladiaceho vzduchu). V\u00fdstupn\u00fd kr\u00fatiaci moment na pohon: 1 200 N\u00b7m. Nepretr\u017eit\u00e1 prev\u00e1dzka: 8 760 hod\u00edn ro\u010dne. P\u00e1r z\u00e1vitovkov\u00fdch prevodov: jednostup\u0148ov\u00fd, modul 5, rozostup 125 mm, prevodov\u00fd pomer 40:1. Chladenie: cirkul\u00e1cia oleja s extern\u00fdm vzduchom chladen\u00fdm v\u00fdmenn\u00edkom tepla (teplota telesa stabilizovan\u00e1 na 95 stup\u0148ov Celzia s cirkul\u00e1ciou oleja). Olej: syntetick\u00fd PAG ISO VG 460, meniaci sa ro\u010dne (monitorovanie \u010d\u00edsla kyslosti \u0161tvr\u0165ro\u010dne). Tesnenie: labyrintov\u00e9 plus preplachovanie vzduchom plus FKM. Materi\u00e1l: z\u00e1vitovka z kalenej legovanej ocele, koleso z fosforov\u00e9ho bronzu. Ochrana pred cementov\u00fdm prachom bola v chladi\u010di menej kritick\u00e1 (prach slinku je hrub\u0161\u00ed a menej sa \u0161\u00edri vzduchom ako surov\u00fd cementov\u00fd prach), ale preplachovanie vzduchom sa zachovalo ako \u0161tandardn\u00fd postup. Cena za p\u00e1r: 1 400 USD. Syst\u00e9m cirkul\u00e1cie oleja na pohon: 1 800 USD. Celkom \u0161es\u0165 pohonov: 19 200 USD. Chladi\u010d spracov\u00e1val pribli\u017ene 5 000 ton slinku denne \u2013 n\u00e1klady na p\u00e1r z\u00e1vitovkov\u00fdch prevodov predstavovali menej ako 0,02 percenta ro\u010dnej hodnoty slinku.<\/p>\n

<\/p>\n

\u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n
\n
\nOt\u00e1zka: Ako ur\u010d\u00edm faktor vplyvu na prev\u00e1dzku cement\u00e1rne?<\/summary>\n

Zmerajte r\u00fdchlos\u0165 vibr\u00e1ci\u00ed (mm\/s RMS) v mieste mont\u00e1\u017ee p\u00e1ru z\u00e1vitovkov\u00fdch ozuben\u00fdch kolies po\u010das norm\u00e1lnej prev\u00e1dzky zariadenia (v\u0161etky bl\u00edzke zariadenia be\u017eia). Porovnajte so \u0161tandardnou tabu\u013ekou z\u00e1va\u017enosti vibr\u00e1ci\u00ed (ISO 10816): pod 1,8 mm\/s = SF 1,0 a\u017e 1,5 (\u0161tandardn\u00e1 priemyseln\u00e1 prev\u00e1dzka); 1,8 a\u017e 4,5 mm\/s = SF 1,5 a\u017e 2,0 (mierny n\u00e1raz); 4,5 a\u017e 11,2 mm\/s = SF 2,0 a\u017e 2,5 (siln\u00fd n\u00e1raz); nad 11,2 mm\/s = SF 2,5 a\u017e 3,0 (siln\u00fd n\u00e1raz \u2013 typick\u00fd do 3 metrov od prev\u00e1dzkovan\u00fdch gu\u013eov\u00fdch mlynov). Ak zariadenie e\u0161te nie je postaven\u00e9, pou\u017eite aplika\u010dn\u00e9 pokyny: uz\u00e1ver pece SF 1,2 a\u017e 1,5; ro\u0161t chladi\u010da slinku SF 1,5 a\u017e 2,0; bl\u00edzkos\u0165 gu\u013eov\u00e9ho mlyna SF 2,0 a\u017e 3,0; bl\u00edzkos\u0165 drvi\u010da SF 2,5 a\u017e 3,0. Nadhodnotenie o jeden stupe\u0148 servisn\u00e9ho faktora stoj\u00ed o 15 a\u017e 25 percent viac na p\u00e1r \u2013 podhodnotenie vedie k pred\u010dasn\u00e9mu \u00fanavov\u00e9mu zlyhaniu.<\/p>\n<\/details>\n

\nOt\u00e1zka: M\u00f4\u017ee cementov\u00fd prach po\u0161kodi\u0165 z\u00e1vitovkov\u00e9 koleso aj pri utesnenom telese?<\/summary>\n

\u0160tandardn\u00e9 utesnen\u00e9 puzdr\u00e1 (iba s perov\u00fdm tesnen\u00edm, bez labyrintu alebo preplachovania vzduchom) nakoniec prepustia cementov\u00fd prach \u2013 jemn\u00e9 \u010dastice (10 a\u017e 50 \u00b5m) prenikaj\u00fa cez pero tesnenia tepeln\u00fdm d\u00fdchan\u00edm (roz\u0165ahovanie\/s\u0165ahovanie puzdra nas\u00e1va vzduch a prach okolo tesnenia po\u010das teplotn\u00fdch cyklov). \u010casov\u00fd harmonogram sa l\u00ed\u0161i: 6 a\u017e 18 mesiacov pre puzdr\u00e1 iba s perov\u00fdm tesnen\u00edm v oblastiach s vysok\u00fdm obsahom prachu, 3 a\u017e 5 rokov pre puzdr\u00e1 s labyrintov\u00fdm tesnen\u00edm bez preplachovania vzduchom a 10+ rokov pre puzdr\u00e1 s labyrintom a preplachovan\u00edm vzduchom. Anal\u00fdza oleja (po\u010det \u010dast\u00edc a testovanie alkality) monitoruje vnikanie prachu \u2013 ak alkalita oleja st\u00fapne nad pH 8 alebo po\u010det \u010dast\u00edc prekro\u010d\u00ed normu ISO 20\/18\/15, je potrebn\u00e9 skontrolova\u0165 tesnenia a vymeni\u0165 olej bez oh\u013eadu na pl\u00e1novan\u00fd interval.<\/p>\n<\/details>\n

\nOt\u00e1zka: Pre\u010do sa v z\u00e1vitovkov\u00fdch prevodov\u00fdch p\u00e1roch cement\u00e1rn\u00ed pou\u017e\u00edva olejov\u00fd k\u00fape\u013e namiesto maziva?<\/summary>\n

Tri d\u00f4vody. Po prv\u00e9, nepretr\u017eit\u00e1 prev\u00e1dzka a zv\u00fd\u0161en\u00e1 teplota sp\u00f4sobuj\u00fa trval\u00e9 vytv\u00e1ranie tepla, ktor\u00e9 mazivo nem\u00f4\u017ee rozpt\u00fdli\u0165 \u2013 olej cirkuluje teplo k sten\u00e1m krytu konvekciou alebo k extern\u00e9mu chladi\u010du. Po druh\u00e9, olej je mo\u017en\u00e9 vypusti\u0165 a vymeni\u0165 bez demont\u00e1\u017ee krytu \u2013 \u010do je d\u00f4le\u017eit\u00e9 pre cement\u00e1rne, kde s\u00fa \u00fadr\u017eb\u00e1rske okn\u00e1 kr\u00e1tke a pr\u00edstup je \u0165a\u017ek\u00fd. Po tretie, anal\u00fdza oleja (\u010d\u00edslo kyslosti, obsah vody, po\u010det \u010dast\u00edc, z\u00e1saditos\u0165) poskytuje neinvaz\u00edvnu diagnostiku stavu vn\u00fatorn\u00e9ho prevodu a \u00fa\u010dinnosti tesnenia \u2013 inform\u00e1cie, ktor\u00e9 nie s\u00fa k dispoz\u00edcii pri mazan\u00ed plastick\u00fdm mazivom. Pre p\u00e1ry z\u00e1vitovkov\u00fdch prevodov cement\u00e1rne s osovou vzdialenos\u0165ou nad 100 mm je olejov\u00fd k\u00fape\u013e univerz\u00e1lny; mazivo sa pou\u017e\u00edva iba na mal\u00fdch pohonoch (vreckov\u00e9 filtra\u010dn\u00e9 ventily, pohony klapiek) s osovou vzdialenos\u0165ou pod 80 mm, kde je vytv\u00e1ranie tepla zanedbate\u013en\u00e9.<\/p>\n<\/details>\n

\nOt\u00e1zka: Ako \u010dasto by sa mal meni\u0165 olej v z\u00e1vitovkovom prevodovom p\u00e1re cement\u00e1rne?<\/summary>\n

Z\u00e1kladn\u00fd interval: ro\u010dne pre pohony prev\u00e1dzkovan\u00e9 pri teplote krytu pod 90 stup\u0148ov Celzia, ka\u017ed\u00fdch 6 mesiacov pri teplot\u00e1ch od 90 do 120 stup\u0148ov Celzia a \u0161tvr\u0165ro\u010dne pri teplot\u00e1ch nad 120 stup\u0148ov Celzia. Anal\u00fdza oleja by v\u0161ak mala ma\u0165 prednos\u0165 pred kalend\u00e1rnym harmonogramom: olej vyme\u0148te, ke\u010f \u010d\u00edslo kyslosti prekro\u010d\u00ed 2,0 mgKOH\/g, obsah vody prekro\u010d\u00ed 0,5 percenta alebo po\u010det \u010dast\u00edc prekro\u010d\u00ed normu ISO 20\/18\/15 \u2013 bez oh\u013eadu na uplynut\u00fd \u010das. V oblastiach s vysok\u00fdm obsahom prachu bez odvzdu\u0161\u0148ovania m\u00f4\u017ee kontamin\u00e1cia prachom vy\u017eadova\u0165 v\u00fdmenu oleja ka\u017ed\u00e9 3 a\u017e 4 mesiace, a to aj pri n\u00edzkych teplot\u00e1ch. Implement\u00e1cia anal\u00fdzy oleja v z\u00e1vitovkov\u00fdch prevodoch v mno\u017estve 50 a\u017e 100 USD na vzorku u\u0161etr\u00ed 500 a\u017e 2 000 USD na jednu zbyto\u010dn\u00fa v\u00fdmenu oleja na ve\u013ek\u00fdch p\u00e1roch z\u00e1vitovkov\u00fdch prevodov \u2013 a zachyt\u00ed poruchy tesnen\u00ed sk\u00f4r, ako sp\u00f4sobia po\u0161kodenie prevodu.<\/p>\n<\/details>\n

\nOt\u00e1zka: Ak\u00e1 je typick\u00e1 \u017eivotnos\u0165 z\u00e1vitovkov\u00e9ho prevodov\u00e9ho p\u00e1ru cement\u00e1rne?<\/summary>\n

Pri spr\u00e1vnom tepelnom riaden\u00ed, ochrane pred prachom a \u00fadr\u017ebe oleja: 8 a\u017e 15 rokov pre pohony s nepretr\u017eitou prev\u00e1dzkou (chladi\u010d slinku, dopravn\u00edk) a 15 a\u017e 20+ rokov pre pohony s preru\u0161ovanou prev\u00e1dzkou (ohrieva\u010de pec\u00ed, pomal\u00e9 vkladanie oleja \u2013 ktor\u00e9 pracuj\u00fa len nieko\u013eko stoviek hod\u00edn ro\u010dne). Bez primeranej ochrany pred prachom m\u00f4\u017ee abraz\u00edvne zne\u010distenie zni\u010di\u0165 bronzov\u00e9 koleso z\u00e1vitovkov\u00e9ho prevodu za 2 a\u017e 4 roky. Bez primeran\u00e9ho tepeln\u00e9ho riadenia m\u00f4\u017ee degrad\u00e1cia oleja sp\u00f4sobi\u0165 zr\u00fdchlen\u00e9 opotrebovanie v priebehu 6 a\u017e 12 mesiacov. \u017divotnos\u0165 je preva\u017ene ur\u010den\u00e1 ochranou prostredia (tesnenia, chladenie, \u00fadr\u017eba oleja) a nie mechanick\u00fdm za\u0165a\u017een\u00edm \u2013 spr\u00e1vne chr\u00e1nen\u00fd p\u00e1r z\u00e1vitovkov\u00fdch prevodov vydr\u017e\u00ed 3 a\u017e 5-kr\u00e1t dlh\u0161ie ako nedostato\u010dne chr\u00e1nen\u00fd p\u00e1r s rovnakou mechanickou \u0161pecifik\u00e1ciou.<\/p>\n<\/details>\n<\/div>\n

<\/p>\n

Z\u00e1vitovkov\u00e9 prevody v cement\u00e1r\u0148ach pracuj\u00fa vo fyzicky najnehostinnej\u0161om prostred\u00ed zo v\u0161etk\u00fdch aplik\u00e1ci\u00ed v tejto s\u00e9rii \u2013 kombinuj\u00fa extern\u00e9 s\u00e1lav\u00e9 teplo (60 a\u017e 150 stup\u0148ov Celzia z pl\u00e1\u0161\u0165ov pece a chladi\u010da), abraz\u00edvny alkalick\u00fd prach (prach z cement\u00e1rskej pece s pH 12) a pren\u00e1\u0161an\u00e9 r\u00e1zov\u00e9 za\u0165a\u017eenie (20 a\u017e 40 Hz z n\u00e1razov gu\u013eov\u00e9ho mlyna). Rozhodovac\u00ed strom tepeln\u00e9ho mana\u017ementu rie\u0161i dvojit\u00fd probl\u00e9m s teplom v\u00fdberom minim\u00e1lnej met\u00f3dy chladenia (prirodzen\u00e1 konvekcia, ventil\u00e1tor, cirkul\u00e1cia oleja alebo vodn\u00fd pl\u00e1\u0161\u0165) na z\u00e1klade nameranej teploty krytu po aplik\u00e1cii tepeln\u00e9ho tienenia. Ochrana pred cementov\u00fdm prachom pomocou labyrintov\u00e9ho tesnenia s pozit\u00edvnym preplachovan\u00edm vzduchom je nevyhnutn\u00e1 pre ak\u00fdko\u013evek pohon v pra\u0161nej z\u00f3ne \u2013 n\u00e1klady na syst\u00e9m preplachovania vzduchom (200 a\u017e 500 USD) zabra\u0148uj\u00fa abraz\u00edvnej kontamin\u00e1cii, ktor\u00e1 by zni\u010dila z\u00e1vitovkov\u00fd prevod v hodnote 1 500 a\u017e 3 000 USD za 2 a\u017e 4 roky. R\u00e1zov\u00e9 za\u0165a\u017eenie gu\u013eov\u00e9ho mlyna vy\u017eaduje prev\u00e1dzkov\u00e9 faktory n\u00e1razu 2,0 a\u017e 3,0 \u2013 \u010do znamen\u00e1, \u017ee p\u00e1r mus\u00ed by\u0165 dimenzovan\u00fd na 2 a\u017e 3-n\u00e1sobok ust\u00e1len\u00e9ho kr\u00fatiaceho momentu, aby vydr\u017eal pren\u00e1\u0161an\u00e9 vibr\u00e1cie z n\u00e1razov mlec\u00edch m\u00e9di\u00ed.<\/p>\n

Pre prev\u00e1dzkovate\u013eov cement\u00e1rn\u00ed a v\u00fdrobcov zariaden\u00ed na\u0161a technick\u00e1 linka mapuje tepeln\u00e9 a pra\u0161n\u00e9 prostredie in\u0161tal\u00e1cie so spr\u00e1vnou \u0161pecifik\u00e1ciou chladenia, tesnenia a prev\u00e1dzkov\u00e9ho faktora. \u0160tandardn\u00fd katal\u00f3g vysokov\u00fdkonn\u00e9 z\u00e1vitovkov\u00e9 prevody<\/a> pokr\u00fdvaj\u00fa cementov\u00e9 rozmery s rozostupom os\u00ed od 125 do 250 mm s mazan\u00edm v olejovom k\u00fapeli, labyrintov\u00fdmi tesneniami a mo\u017enos\u0165ami preplachovania vzduchom. Odo\u0161lite \u0161pecifik\u00e1cia pohonu cement\u00e1rne<\/a> s miestom in\u0161tal\u00e1cie, bl\u00edzkos\u0165ou pece\/mlyna, meran\u00edm teploty krytu a \u00farov\u0148ou vibr\u00e1ci\u00ed.<\/p>\n

<\/p>\n

\n

\u0160pecifik\u00e1cia p\u00e1rov z\u00e1vitovkov\u00fdch prevodov pre cement\u00e1rne alebo zariadenia na spracovanie nerastn\u00fdch surov\u00edn?<\/h3>\n

Po\u0161lite miesto in\u0161tal\u00e1cie, bl\u00edzkos\u0165 pece\/chladi\u010da\/mlyna, teplotu krytu, \u00farove\u0148 vibr\u00e1ci\u00ed, vystavenie prachu a \u010di je pohon nepretr\u017eit\u00fd alebo preru\u0161ovan\u00fd. Vyberieme sp\u00f4sob chladenia, ochranu pred prachom, prev\u00e1dzkov\u00fd faktor a \u0161pecifik\u00e1ciu materi\u00e1lu.<\/p>\n

Vy\u017eiadajte si \u0161pecifik\u00e1ciu pohonu cement\u00e1rne \u2192<\/a><\/p>\n<\/div>\n

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

Korea Ever-Power \u00b7 Application Engineering Guide Worm and Worm Wheel for Cement Kiln and Ball Mill Drives A cement plant kiln auxiliary drive operates 3 metres from a rotating shell at 300 degrees Celsius surface temperature, in an atmosphere thick with alkaline cement dust at pH 12, while absorbing the periodic shock loads from 80 […]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[2821],"tags":[],"class_list":["post-1420","post","type-post","status-publish","format-standard","hentry","category-worm-and-worm-wheel"],"_links":{"self":[{"href":"https:\/\/worm-and-worm-wheel.com\/sk\/wp-json\/wp\/v2\/posts\/1420","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/worm-and-worm-wheel.com\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/worm-and-worm-wheel.com\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/worm-and-worm-wheel.com\/sk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/worm-and-worm-wheel.com\/sk\/wp-json\/wp\/v2\/comments?post=1420"}],"version-history":[{"count":1,"href":"https:\/\/worm-and-worm-wheel.com\/sk\/wp-json\/wp\/v2\/posts\/1420\/revisions"}],"predecessor-version":[{"id":1423,"href":"https:\/\/worm-and-worm-wheel.com\/sk\/wp-json\/wp\/v2\/posts\/1420\/revisions\/1423"}],"wp:attachment":[{"href":"https:\/\/worm-and-worm-wheel.com\/sk\/wp-json\/wp\/v2\/media?parent=1420"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/worm-and-worm-wheel.com\/sk\/wp-json\/wp\/v2\/categories?post=1420"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/worm-and-worm-wheel.com\/sk\/wp-json\/wp\/v2\/tags?post=1420"}],"curies":[{"name":"pracovn\u00fd list","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}