{"id":227,"date":"2026-07-10T05:26:53","date_gmt":"2026-07-10T05:26:53","guid":{"rendered":"https:\/\/industrialelectricmotor.net\/?p=227"},"modified":"2026-07-10T05:26:53","modified_gmt":"2026-07-10T05:26:53","slug":"worm-gearmotor-for-agitator-and-mixer-drives","status":"publish","type":"post","link":"https:\/\/industrialelectricmotor.net\/sk\/worm-gearmotor-for-agitator-and-mixer-drives\/","title":{"rendered":"\u0160nekov\u00fd prevodov\u00fd motor pre pohony mie\u0161adiel a mie\u0161a\u010diek"},"content":{"rendered":"
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Korea Ever-Power \u00b7 S\u00e9ria NMRV \u00b7 Sprievodca pohonom mie\u0161adla a mix\u00e9ra<\/span><\/p>\n

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\u0160nekov\u00fd prevodov\u00fd motor pre pohon mie\u0161adla a mix\u00e9ra:
\nSprievodca v\u00fdberom kr\u00fatiaceho momentu, ot\u00e1\u010dok a viskozity<\/span><\/h1>\n

Mie\u0161adl\u00e1 a mie\u0161a\u010dky klad\u00fa jedine\u010dn\u00fa kombin\u00e1ciu po\u017eiadaviek na pohon: ve\u013emi vysok\u00fd rozbehov\u00fd kr\u00fatiaci moment proti visk\u00f3znemu alebo usaden\u00e9mu materi\u00e1lu, n\u00edzku a konzistentn\u00fa r\u00fdchlos\u0165 chodu od 5 do 100 ot.\/min. a potrebu udr\u017ea\u0165 obe\u017en\u00e9 koleso v nehybnom stave bez driftovania, ke\u010f je mie\u0161adlo medzi jednotliv\u00fdmi d\u00e1vkami zastaven\u00e9. Z\u00e1vitovkov\u00e9 prevodov\u00e9 motory Korea Ever-Power NMRV sp\u013a\u0148aj\u00fa v\u0161etky tri po\u017eiadavky v jednej kompaktnej pravouhlej jednotke: vysok\u00fd prevodov\u00fd pomer poskytuje vysok\u00fd rozbehov\u00fd kr\u00fatiaci moment v\u010faka mechanickej v\u00fdhode, pomal\u00e1 v\u00fdstupn\u00e1 r\u00fdchlos\u0165 zodpoved\u00e1 ot\u00e1\u010dkam obe\u017en\u00e9ho kolesa a samosvornos\u0165 pri vysok\u00fdch prevodov\u00fdch pomeroch zabra\u0148uje driftovaniu obe\u017en\u00e9ho kolesa, ke\u010f je motor zastaven\u00fd. T\u00e1to pr\u00edru\u010dka sa zaober\u00e1 v\u00fdpo\u010dtom kr\u00fatiaceho momentu, korekciou viskozity, v\u00fdberom prevodov\u00e9ho pomeru a \u0161pecifik\u00e1ciou prevodov\u00e9ho motora NMRV pre priemyseln\u00e9 pohony mie\u0161adiel a mie\u0161a\u010diek.<\/p>\n

Vysok\u00fd \u0161tartovac\u00ed kr\u00fatiaci moment<\/span>
\nV\u00fdstup 5 \u2013 100 ot.\/min.<\/span>
\nSamosvorn\u00e9 dr\u017eanie<\/span>
\nKorekcia viskozity<\/span>
\nNMRV 030\u2013090<\/span><\/div>\n<\/div>\n<\/div>\n

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5 \u2013 100 ot.\/min.<\/div>\n
Typick\u00fd rozsah ot\u00e1\u010dok obe\u017en\u00e9ho kolesa<\/div>\n<\/div>\n
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2\u20133\u00d7<\/div>\n
Viskozitn\u00fd servisn\u00fd faktor<\/div>\n<\/div>\n
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15:1\u2013100:1<\/div>\n
Rozsah pomeru<\/div>\n<\/div>\n
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S3 40%<\/div>\n
Menovit\u00fd v\u00fdkon d\u00e1vky<\/div>\n<\/div>\n
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Dut\u00fd otvor<\/div>\n
Mo\u017enos\u0165 priamej mont\u00e1\u017ee na hriade\u013e<\/div>\n<\/div>\n<\/div>\n

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\"NMRV<\/p>\n
Z\u00e1vitovkov\u00fd prevodov\u00fd motor Ever-Power NMRV od spolo\u010dnosti Korea pre pohony mie\u0161adiel a mix\u00e9rov \u2013 vysok\u00fd rozsah prevodov\u00fdch pomerov od 15:1 do 100:1 umo\u017e\u0148uje n\u00edzke ot\u00e1\u010dky obe\u017en\u00e9ho kolesa od 14 do 96 ot.\/min. a z\u00e1rove\u0148 v\u010faka mechanickej v\u00fdhode vytv\u00e1ra vysok\u00fd v\u00fdstupn\u00fd kr\u00fatiaci moment. Samosvorn\u00e9 uzamknutie pri prevodov\u00fdch pomeroch nad 40:1 zabra\u0148uje driftu obe\u017en\u00e9ho kolesa, ke\u010f sa motor zastav\u00ed medzi d\u00e1vkami, \u010d\u00edm sa eliminuje potreba samostatnej brzdy alebo pridr\u017eiavacieho zariadenia pri mie\u0161an\u00ed so strednou viskozitou.<\/div>\n<\/div>\n

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Obsah<\/div>\n
1. Charakteristiky za\u0165a\u017eenia mie\u0161adla a agit\u00e1tora<\/a>
\n2. V\u00fdpo\u010det kr\u00fatiaceho momentu mie\u0161adla<\/a>
\n3. Korek\u010dn\u00fd faktor viskozity<\/a>
\n4. Prevodov\u00fd pomer a ot\u00e1\u010dky obe\u017en\u00e9ho kolesa<\/a>
\n5. Tepeln\u00e9 za\u0165a\u017eenie d\u00e1vkov\u00fdch mie\u0161a\u010diek<\/a>
\n6. \u0160pecifik\u00e1cie NMRV pre pohony mie\u0161adiel<\/a>
\n7. Aplik\u00e1cie mie\u0161adiel a agit\u00e1torov<\/a>
\n8. \u010casto kladen\u00e9 ot\u00e1zky<\/a><\/div>\n<\/div>\n

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1. Charakteristiky za\u0165a\u017eenia mie\u0161adla a agit\u00e1tora<\/h2>\n

Pohony mie\u0161adiel a mie\u0161adiel sa od pohonov dopravn\u00edkov l\u00ed\u0161ia v dvoch d\u00f4le\u017eit\u00fdch oh\u013eadoch: kr\u00fatiaci moment potrebn\u00fd na udr\u017eanie r\u00fdchlosti mie\u0161ania silne z\u00e1vis\u00ed od viskozity produktu a rozbehov\u00fd kr\u00fatiaci moment z pokoja oproti usadenej alebo vychladenej d\u00e1vke m\u00f4\u017ee by\u0165 nieko\u013ekon\u00e1sobne vy\u0161\u0161\u00ed ako be\u017en\u00fd kr\u00fatiaci moment. Pri v\u00fdbere prevodov\u00e9ho motora je potrebn\u00e9 zoh\u013eadni\u0165 oba tieto faktory, aby sa predi\u0161lo pre\u0165a\u017eeniu motora a prekro\u010deniu v\u00fdstupn\u00e9ho kr\u00fatiaceho momentu prevodovky.<\/p>\n

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Kr\u00fatiaci moment z\u00e1visl\u00fd od viskozity<\/div>\n

Pre turb\u00ednu alebo lopatkov\u00e9 obe\u017en\u00e9 koleso vo valcovej n\u00e1dr\u017ei sa prev\u00e1dzkov\u00fd v\u00fdkon prisp\u00f4sobuje pribli\u017ene tretej mocnine priemeru obe\u017en\u00e9ho kolesa a druhej mocnine r\u00fdchlosti ot\u00e1\u010dania pre turbulentn\u00e9 pr\u00fadenie a tretej mocnine priemeru obe\u017en\u00e9ho kolesa a r\u00fdchlosti ot\u00e1\u010dania pre visk\u00f3zne (lamin\u00e1rne) pr\u00fadenie. V praxi presn\u00fd vz\u0165ah ur\u010duje v\u00fdkonov\u00e9 \u010d\u00edslo obe\u017en\u00e9ho kolesa (Np) a Reynoldsovo \u010d\u00edslo pr\u00fadenia. Na \u00fa\u010dely n\u00e1vrhu sa pri viskozite produktu nad 1 000 cP pou\u017eije korek\u010dn\u00fd faktor viskozity 1,5 a\u017e 3,0 na v\u00fdkon ekvivalentn\u00fd vode.<\/p>\n<\/div>\n

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Po\u010diato\u010dn\u00fd kr\u00fatiaci moment proti usaden\u00e9mu materi\u00e1lu<\/div>\n

Ke\u010f sa mie\u0161a\u010dka, ktor\u00e1 bola zastaven\u00e1 s produktom v n\u00e1dr\u017ei, znovu spust\u00ed, produkt sa mohol usadi\u0165, ochladi\u0165 alebo \u010diasto\u010dne stuhn\u00fa\u0165 okolo lopatiek obe\u017en\u00e9ho kolesa. Vyp\u00ednac\u00ed kr\u00fatiaci moment potrebn\u00fd na prekonanie tohto statick\u00e9ho trenia a spustenie rot\u00e1cie obe\u017en\u00e9ho kolesa m\u00f4\u017ee by\u0165 3 a\u017e 8-n\u00e1sobok ust\u00e1len\u00e9ho kr\u00fatiaceho momentu. Z\u00e1vitovkov\u00fd prevodov\u00fd motor NMRV poskytuje rozbehov\u00fd kr\u00fatiaci moment rovn\u00fd vyn\u00e1sobeniu kr\u00fatiaceho momentu so zablokovan\u00fdm rotorom motora a prevodov\u00e9ho pomeru, ktor\u00fd je typicky 2,0 a\u017e 2,8-n\u00e1sobkom menovit\u00e9ho kr\u00fatiaceho momentu motora \u00d7 prevodov\u00fd pomer \u2013 \u010do poskytuje podstatn\u00fa v\u00fdhodu rozbehovej sily oproti zariadeniam s priamym pohonom.<\/p>\n<\/div>\n

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Nepretr\u017eit\u00e1 vs. d\u00e1vkov\u00e1 prev\u00e1dzka<\/div>\n

Niektor\u00e9 mie\u0161a\u010dky be\u017eia nepretr\u017eite (mlyny na farby, n\u00e1dr\u017ee na kal, prevzdu\u0161\u0148ovanie \u010distiarn\u00ed odpadu), zatia\u013e \u010do in\u00e9 be\u017eia v d\u00e1vkov\u00fdch cykloch (farmaceutick\u00e9 granul\u00e1tory, mie\u0161a\u010dky potrav\u00edn, chemick\u00e9 reaktory). Mie\u0161a\u010dky s kontinu\u00e1lnym chodom vy\u017eaduj\u00fa, aby bol prevodov\u00fd motor NMRV dimenzovan\u00fd na S1 nepretr\u017eit\u00fd chod pri menovitom kr\u00fatiacom momente. D\u00e1vkov\u00e9 mie\u0161a\u010dky s definovan\u00fdmi peri\u00f3dami mie\u0161ania, po ktor\u00fdch nasleduj\u00fa prest\u00e1vky na vypr\u00e1zd\u0148ovanie a nab\u00edjanie, m\u00f4\u017eu by\u0165 dimenzovan\u00e9 na S3 s pr\u00edslu\u0161n\u00fdm CDF, \u010do m\u00f4\u017ee umo\u017eni\u0165 v\u00fdber men\u0161ieho r\u00e1mu motora pre rovnak\u00fd priemern\u00fd po\u017eadovan\u00fd v\u00fdkon.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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2. V\u00fdpo\u010det kr\u00fatiaceho momentu mie\u0161adla<\/h2>\n
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Pr\u00edklad dimenzovania mie\u0161adla v n\u00e1dr\u017ei \u2013 500 l chemick\u00fd reaktor<\/div>\n
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Vzh\u013eadom na:<\/div>\n
Objem n\u00e1dr\u017ee: 500 l (0,5 m\u00b3)
\nPriemer n\u00e1dr\u017ee: 0,80 m
\nTyp obe\u017en\u00e9ho kolesa: 4-lopatkov\u00e9 ploch\u00e9 lopatky
\nPriemer obe\u017en\u00e9ho kolesa: D = 0,45 m (D\/T = 0,56)
\nViskozita produktu: 800 cP (voda = 1 cP)
\nHustota produktu: 1 050 kg\/m\u00b3
\nCie\u013eov\u00e1 r\u00fdchlos\u0165 obe\u017en\u00e9ho kolesa: n = 45 ot.\/min = 0,75 ot.\/s
\nV\u00fdkonov\u00e9 \u010d\u00edslo (Np): 1,8 (ploch\u00e1 lopatka, turbulentn\u00fd)<\/div>\n<\/div>\n
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V\u00fdpo\u010det:<\/div>\n
P-voda = Np \u00d7 \u03c1 \u00d7 n\u00b3 \u00d7 D\u2075 = 1,8 \u00d7 1 050 \u00d7 0,75\u00b3 \u00d7 0,45\u2075 = 41,9 W
\nKontrola Reynoldsovho \u010d\u00edsla: Re = \u03c1\u00d7n\u00d7D\u00b2\u00f7\u03bc = 1050\u00d70,75\u00d70,2025\u00f70,8 = 199 (prechodn\u00e9)
\nKorek\u010dn\u00fd faktor viskozity: Kv = 2,0 (pre 800 cP)
\nSkuto\u010dn\u00fd v\u00fdkon motora = 41,9 \u00d7 2,0 \u00f7 0,75 (efekt\u00edvny) = 111,7 W
\nServisn\u00fd faktor 1,5 pre d\u00e1vkov\u00fd \u0161tart: 111,7 \u00d7 1,5 = 167,6 W
\n\u2192 Vyberte NMRV 040, pomer 20:1, YS 180 W 4-p\u00f3lov\u00fd<\/strong>
\nV\u00fdstupn\u00e9 ot\u00e1\u010dky = 1 380 \u00f7 20 = 69 ot.\/min (zn\u00ed\u017ete na 45 ot.\/min pomocou frekven\u010dn\u00e9ho meni\u010da alebo akceptujte 69 ot.\/min)<\/div>\n<\/div>\n<\/div>\n<\/div>\n

Pre produkty s vysokou viskozitou nad 5 000 cP (pasty, hust\u00e9 kr\u00e9my, lepidl\u00e1) pou\u017eite vzorec pre v\u00fdpo\u010det v\u00fdkonu lamin\u00e1rneho pr\u00fadenia: P = Kp \u00d7 \u03bc \u00d7 n\u00b2 \u00d7 D\u00b3, kde Kp je \u010d\u00edslo lamin\u00e1rneho v\u00fdkonu pre konkr\u00e9tny typ obe\u017en\u00e9ho kolesa. Pre re\u0161tartovanie \u0161ar\u017ee s vysokou viskozitou pou\u017eite korek\u010dn\u00fd faktor viskozity 2,5 a\u017e 4,0 a servisn\u00fd faktor 2,0. Pre aplik\u00e1cie s vysokou viskozitou nad 5 000 cP kontaktujte spolo\u010dnos\u0165 Korea Ever-Power, kde v\u00e1m pom\u00f4\u017eu s dimenzovan\u00edm prevodov\u00e9ho motora mie\u0161adla.<\/p>\n<\/div>\n

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3. Korek\u010dn\u00fd faktor viskozity pre dimenzovanie prevodov\u00e9ho motora<\/h2>\n
\n\n\n\n\n\n\n\n\n\n
Typ produktu<\/th>\nViskozita (cP)<\/th>\nRe\u017eim pr\u00fadenia<\/th>\nViskozitn\u00fd faktor Kv<\/th>\nFaktor spustenia slu\u017eby<\/th>\n<\/tr>\n<\/thead>\n
Voda, riedke rozp\u00fa\u0161\u0165adl\u00e1<\/td>\n1 \u2013 100<\/td>\nTurbulentn\u00fd<\/td>\n1.0<\/td>\n1.2<\/td>\n<\/tr>\n
\u013dahk\u00e9 oleje, sirup, latex<\/td>\n100 \u2013 1 000<\/td>\nPrechodn\u00e9<\/td>\n1.5<\/td>\n1.5<\/td>\n<\/tr>\n
Farba, \u017eivice, kal<\/td>\n1 000 \u2013 5 000<\/td>\nPrechodn\u00e9\/Lamin\u00e1rne<\/td>\n2.0<\/td>\n1.8<\/td>\n<\/tr>\n
Hust\u00e9 pasty, g\u00e9ly, lepidl\u00e1<\/td>\n5 000 \u2013 50 000<\/td>\nLamin\u00e1rny<\/td>\n3.0<\/td>\n2.5<\/td>\n<\/tr>\n
Tmel, gumov\u00e1 zmes, cesto<\/td>\n> 50 000<\/td>\nLamin\u00e1rny<\/td>\n4.0+<\/td>\n3.0+<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Pou\u017eite multiplikat\u00edvny korek\u010dn\u00fd faktor viskozity Kv a servisn\u00fd faktor SF: Celkov\u00fd kon\u0161truk\u010dn\u00fd v\u00fdkon = Vypo\u010d\u00edtan\u00fd v\u00fdkon ekvivalentu vody \u00d7 Kv \u00d7 SF. V pr\u00edpade prevodovky NMRV overte, \u010di v\u00fdsledn\u00fd v\u00fdstupn\u00fd kr\u00fatiaci moment (menovit\u00fd kr\u00fatiaci moment motora \u00d7 prevodov\u00fd pomer \u00d7 \u00fa\u010dinnos\u0165 prevodovky) nepresahuje menovit\u00fd v\u00fdstupn\u00fd kr\u00fatiaci moment NMRV pre zvolen\u00fa ve\u013ekos\u0165. Ak po\u017eadovan\u00fd v\u00fdstupn\u00fd kr\u00fatiaci moment presahuje menovit\u00fd v\u00fdkon NMRV pri po\u017eadovanom pomere, vyberte v\u00e4\u010d\u0161iu ve\u013ekos\u0165 NMRV ne\u017e vy\u0161\u0161\u00ed v\u00fdkon motora \u2013 menovit\u00fd kr\u00fatiaci moment v\u00fdstupn\u00e9ho hriade\u013ea NMRV je z\u00e1v\u00e4zn\u00fdm obmedzen\u00edm pre pohony mie\u0161adiel s vysokou viskozitou.<\/p>\n<\/div>\n

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4. Prevodov\u00fd pomer a v\u00fdber ot\u00e1\u010dok obe\u017en\u00e9ho kolesa<\/h2>\n
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15:1 \u2192 96 ot.\/min.<\/div>\n
Mie\u0161anie s n\u00edzkou viskozitou<\/div>\n

\u00daprava vody, ferment\u00e1cia, chemick\u00e9 reakcie, mie\u0161anie. Vy\u0161\u0161ia r\u00fdchlos\u0165 obe\u017en\u00e9ho kolesa pre turbulentn\u00e9 mie\u0161anie. Nie je samosvorn\u00fd; posta\u010duje \u0161tandardn\u00fd motor Y2.<\/p>\n<\/div>\n

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25:1 \u2192 58 ot.\/min.<\/div>\n
Mie\u0161anie so strednou viskozitou<\/div>\n

Mie\u0161anie farieb, sirupov a lepidiel. Hrani\u010dn\u00fd rozsah samosvornosti; pridajte brzdov\u00fd motor Y2EJ pre efekt\u00edvne dr\u017eanie medzi d\u00e1vkami.<\/p>\n<\/div>\n

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40:1 \u2192 36 ot.\/min \u2605<\/div>\n
\u0160tandardn\u00fd sortiment mie\u0161adiel<\/div>\n

Pokr\u00fdva v\u00e4\u010d\u0161inu chemick\u00fdch, potravin\u00e1rskych a farmaceutick\u00fdch aplik\u00e1ci\u00ed mie\u0161adiel. Samosvorn\u00e9 uzamykanie zabra\u0148uje driftu obe\u017en\u00e9ho kolesa. Najbe\u017enej\u0161\u00ed pomer mie\u0161adla NMRV.<\/p>\n<\/div>\n

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60:1 \u2192 24 ot.\/min.<\/div>\n
Mie\u0161anie s vysokou viskozitou<\/div>\n

Mie\u0161anie hustej pasty, \u017eivice a g\u00e9lu. Siln\u00e1 samosvornos\u0165. Vysok\u00fd v\u00fdstupn\u00fd kr\u00fatiaci moment pre aplik\u00e1cie s vysokou viskozitou. Obe\u017en\u00e9 koleso s hradlov\u00fdm alebo kotvov\u00fdm mechanizmom pri n\u00edzkych ot\u00e1\u010dkach.<\/p>\n<\/div>\n

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100:1 \u2192 14 ot.\/min.<\/div>\n
Ve\u013emi pomal\u00e9 mie\u0161anie<\/div>\n

Obe\u017en\u00e9 koles\u00e1 s ve\u013emi vysokou viskozitou alebo ve\u013ek\u00fdm priemerom. Maxim\u00e1lny prevodov\u00fd pomer pre \u0161tandardn\u00e9 jednostup\u0148ov\u00e9 NMRV. V\u00fdstupn\u00fd kr\u00fatiaci moment na maxime, ale \u00fa\u010dinnos\u0165 ni\u017e\u0161ia (50\u201360%).<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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5. Tepeln\u00e1 odolnos\u0165 pohonov d\u00e1vkov\u00fdch mie\u0161a\u010diek<\/h2>\n
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S3 Prev\u00e1dzka pre d\u00e1vkov\u00e9 mie\u0161anie<\/div>\n

D\u00e1vkov\u00fd mie\u0161a\u010d, ktor\u00fd be\u017e\u00ed po\u010das definovan\u00e9ho obdobia mie\u0161ania a potom sa zastav\u00ed na vylo\u017eenie a doplnenie, pracuje v preru\u0161ovanom periodickom re\u017eime S3. Ak je obdobie mie\u0161ania 30 min\u00fat a vylo\u017eenie\/doplnenie trv\u00e1 15 min\u00fat, CDF je 30\/45 = 67%. Motor Y2 a prevodovka NMRV musia by\u0165 pre t\u00fato aplik\u00e1ciu dimenzovan\u00e9 na S3 s hodnotou CDF 67%. Mnoh\u00e9 cykly d\u00e1vkov\u00e9ho mie\u0161ania maj\u00fa vy\u0161\u0161\u00ed zvy\u0161kov\u00fd podiel, \u010do umo\u017e\u0148uje v\u00fdber pri S3 40% alebo S3 25%, a teda men\u0161\u00ed r\u00e1m motora pre rovnak\u00fd menovit\u00fd mie\u0161ac\u00ed v\u00fdkon. Skuto\u010dn\u00fd CDF v\u017edy vypo\u010d\u00edtajte z parametrov d\u00e1vkov\u00e9ho procesu, a nie z predpokladu nepretr\u017eitej prev\u00e1dzky S1.<\/p>\n<\/div>\n

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Monitorovanie teploty oleja v prevodovke NMRV<\/div>\n

Pohony mie\u0161adiel s vysokou viskozitou prev\u00e1dzkuj\u00fa prevodovku NMRV pri zv\u00fd\u0161en\u00fdch strat\u00e1ch v\u00fdkonu v z\u00e1bere z\u00e1vitovky (\u00fa\u010dinnos\u0165 z\u00e1vitovkovej prevodovky je 60 a\u017e 751 TP3T pri vysok\u00fdch prevodov\u00fdch pomeroch), \u010do generuje zna\u010dn\u00e9 teplo v prevodovom oleji. Pri mie\u0161adl\u00e1ch s nepretr\u017eitou prev\u00e1dzkou s vysokou viskozitou s prevodov\u00fdm pomerom 40:1 a\u017e 100:1 monitorujte teplotu skrine prevodovky po\u010das uv\u00e1dzania do prev\u00e1dzky a pri podmienkach maxim\u00e1lnej viskozity. Ak teplota skrine prekro\u010d\u00ed 70 \u00b0C, pridajte na skri\u0148u NMRV extern\u00fd chladiaci ventil\u00e1tor alebo pou\u017eite syntetick\u00fd prevodov\u00fd olej (PAO), ktor\u00fd poskytuje lep\u0161iu stabilitu viskozity pri zv\u00fd\u0161enej teplote ako miner\u00e1lny olej.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

<\/p>\n

\n

6. \u0160pecifik\u00e1cie prevodov\u00e9ho motora NMRV pre pohony mie\u0161adiel<\/h2>\n
\n
\n

Z\u00e1vitovkov\u00e9 prevodov\u00e9 motory Korea Ever-Power NMRV pre mie\u0161acie a mixovacie aplik\u00e1cie s\u00fa dostupn\u00e9 bu\u010f s pln\u00fdm v\u00fdstupn\u00fdm hriade\u013eom na pripojenie k mie\u0161adlu pomocou flexibilnej spojky, alebo s dut\u00fdm otvorom na priamu mont\u00e1\u017e na hriade\u013e mie\u0161adla bez samostatnej spojky. Mo\u017enos\u0165 dut\u00e9ho otvoru je obzvl\u00e1\u0161\u0165 u\u017eito\u010dn\u00e1 pre mie\u0161adl\u00e1 namontovan\u00e9 na veku n\u00e1dr\u017ee, kde sa prevodov\u00fd motor mus\u00ed namontova\u0165 priamo na \u010dap hriade\u013ea mie\u0161adla. V\u0161etky ve\u013ekosti NMRV akceptuj\u00fa bu\u010f \u0161tandardn\u00fd motor Y2, alebo brzdov\u00fd motor Y2EJ bez \u00fapravy prevodovky. Kompletn\u00fd sortiment prevodov\u00fdch motorov je uveden\u00fd v... sekcia produktu prevodov\u00fd motor<\/a>V pr\u00edpade dimenzovania vysokovisk\u00f3zneho mie\u0161adla nad 2 000 cP kontaktujte K\u00f3rea Ever-Power<\/a> pre kompletn\u00fa \u0161pecifik\u00e1ciu pohonu mie\u0161adla.<\/p>\n<\/div>\n

\n
\n
NMRV \u2014 \u00dadaje o pohone mie\u0161adla<\/div>\n\n\n\n\n\n\n\n\n\n\n
Rozmery prevodoviek<\/td>\nNMRV 030\u2013090<\/td>\n<\/tr>\n
Rozsah pomeru<\/td>\n15:1 a\u017e 100:1<\/td>\n<\/tr>\n
Ot\u00e1\u010dky obe\u017en\u00e9ho kolesa<\/td>\n14\u201396 ot.\/min. (4-p\u00f3lov\u00fd motor)<\/td>\n<\/tr>\n
Mo\u017enosti motora<\/td>\nBrzdov\u00fd motor Y2 alebo Y2EJ<\/td>\n<\/tr>\n
V\u00fdkon motora<\/td>\n0,06\u201322 kW<\/td>\n<\/tr>\n
Samosvorn\u00e9<\/td>\n\u00c1no pri pomere 40:1 a viac<\/td>\n<\/tr>\n
V\u00fdstupn\u00fd hriade\u013e<\/td>\nPln\u00fd alebo dut\u00fd otvor<\/td>\n<\/tr>\n
Mont\u00e1\u017e<\/td>\nAk\u00e1ko\u013evek orient\u00e1cia (\u0161pecifikujte)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n

<\/p>\n

\n

7. Aplik\u00e1cie mie\u0161adiel a agit\u00e1torov<\/h2>\n\n\n\n
\"NMRV<\/p>\n
\n
Chemick\u00fd reaktor a mie\u0161adlo n\u00e1doby<\/div>\n

Mie\u0161adl\u00e1 pre chemick\u00e9 procesn\u00e9 reaktory na reakcie, rozp\u00fa\u0161\u0165anie a kry\u0161taliz\u00e1ciu. NMRV 050\u2013090 pri 40:1 a\u017e 60:1 s Y2 0,37 a\u017e 7,5 kW. Viskozita produktu sa pohybuje od takmer vodnej hladiny do nieko\u013ek\u00fdch tis\u00edc cP v z\u00e1vislosti od priebehu reakcie. Pre reaktory manipuluj\u00face s hor\u013eav\u00fdmi rozp\u00fa\u0161\u0165adlami (z\u00f3na 1 alebo z\u00f3na 2) mus\u00ed by\u0165 motor YB2 Ex d IIB T4, zatia\u013e \u010do prevodovka NMRV m\u00f4\u017ee by\u0165 \u0161tandardn\u00e1, preto\u017ee nem\u00e1 \u017eiadne vn\u00fatorn\u00e9 elektrick\u00e9 komponenty. \u0160pecifik\u00e1cia tesnenia prevodovky mus\u00ed zodpoveda\u0165 prostrediu s rozp\u00fa\u0161\u0165adlom.<\/p>\n<\/div>\n<\/td>\n

\"NMRV<\/p>\n
\n
Mix\u00e9r na jedlo a n\u00e1poje<\/div>\n

Priemyseln\u00e9 mix\u00e9ry potrav\u00edn na om\u00e1\u010dky, d\u017eemy, \u010dokol\u00e1du, cesto a smotanov\u00e9 v\u00fdrobky s ot\u00e1\u010dkami 10 a\u017e 60 ot.\/min. NMRV 050\u2013075 pri pomere 20:1 a\u017e 100:1 s Y2 alebo BXG 0,25 a\u017e 2,2 kW v z\u00e1vislosti od klasifik\u00e1cie z\u00f3ny kontaktu s potravinami. Pre um\u00fdvate\u013en\u00e9 oblasti \u0161pecifikujte nerezov\u00fd motor BXG s prevodovkou NMRV s olejovou n\u00e1pl\u0148ou potravin\u00e1rskej kvality. Samosvorn\u00fd mechanizmus pri pomere 40:1 a viac dr\u017e\u00ed lopatku v polohe medzi d\u00e1vkovac\u00edmi cyklami bez nap\u00e1jania motora.<\/p>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\n
\n
Mie\u0161a\u010dka farieb a n\u00e1terov<\/div>\n

Disperzn\u00e9 zariadenia na v\u00fdrobu farieb, mie\u0161adl\u00e1 na rozp\u00fa\u0161\u0165anie a mie\u0161acie n\u00e1dr\u017ee na t\u00f3novacie z\u00e1klady. NMRV 050\u2013075 pri 30:1 a\u017e 60:1, Y2 0,37 a\u017e 2,2 kW. Viskozita farby 500 a\u017e 10 000 cP \u2013 pou\u017eite Kv 1,8 a\u017e 3,0. Mnoh\u00e9 aplik\u00e1cie mie\u0161ania farieb vy\u017eaduj\u00fa aj motor Ex d v priestoroch skladov farieb z\u00f3ny 2.<\/p>\n<\/div>\n

\n
Mie\u0161adlo kalu a odpadovej vody<\/div>\n

Mie\u0161adl\u00e1 pre sedimenta\u010dn\u00e9 n\u00e1dr\u017ee, mie\u0161adl\u00e1 pre n\u00e1dr\u017ee na zadr\u017eiavanie kalov a mie\u0161adl\u00e1 pre prevzdu\u0161\u0148ovacie n\u00e1dr\u017ee na \u010distenie odpadov\u00fdch v\u00f4d. NMRV 075\u2013090 pri pomere 15:1 a\u017e 30:1 pre turbulentn\u00e9 mie\u0161anie pri vy\u0161\u0161ej r\u00fdchlosti v kale s n\u00edzkou viskozitou. Y2 0,55 a\u017e 4,0 kW. IP55 pre vonkaj\u0161iu in\u0161tal\u00e1ciu v \u010distiar\u0148ach odpadov\u00fdch v\u00f4d.<\/p>\n<\/div>\n

\n
Mie\u0161a\u010dka lepidiel a \u017eiv\u00edc<\/div>\n

Mie\u0161anie vysoko visk\u00f3zneho lepidla, epoxidovej \u017eivice a zalievacej hmoty pri 10 a\u017e 40 ot.\/min. NMRV 075\u2013090 pri 40:1 a\u017e 100:1, Y2 0,55 a\u017e 2,2 kW. Vy\u017eaduje sa ve\u013emi vysok\u00fd rozbehov\u00fd kr\u00fatiaci moment; pre d\u00e1vkov\u00fd re\u0161tart uve\u010fte servisn\u00fd faktor 2,0. Kv 3,0 a\u017e 4,0 pre viskozity nad 20 000 cP.<\/p>\n<\/div>\n

\n
Mie\u0161a\u010dka bet\u00f3nu a malty<\/div>\n

Mal\u00e9 d\u00e1vkov\u00e9 mie\u0161a\u010dky bet\u00f3nu, mie\u0161acie stanice malty a mie\u0161a\u010dky na pr\u00edpravu lepidla na obklady a dla\u017eby. NMRV 075\u2013090 pri 20:1 a\u017e 40:1 s Y2 0,75 a\u017e 4,0 kW. Vysok\u00fd oder od kameniva \u2013 tesnenia hriade\u013ea prevodovky musia by\u0165 z odolnej plsti alebo labyrintov\u00e9ho typu, aby sa vyl\u00fa\u010dili ne\u010distoty. IP55 pre in\u0161tal\u00e1ciu vonku na mie\u0161acom mieste.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

<\/p>\n

\n
\n

\"Obr\u00e1banie<\/p>\n

Obr\u00e1banie z\u00e1vitovkov\u00fdch prevodov<\/div>\n<\/div>\n
\n

\"Sk\u00fa\u0161ka<\/p>\n

Sk\u00fa\u0161ka v\u00fdstupn\u00e9ho kr\u00fatiaceho momentu<\/div>\n<\/div>\n
\n

\"Skladov\u00e9<\/p>\n

Skladom na sklade<\/div>\n<\/div>\n
\n

\"K\u00f3rejsk\u00fd<\/p>\n

Glob\u00e1lny export<\/div>\n<\/div>\n<\/div>\n

<\/p>\n

\n

8. \u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n
\n
\n
\n
M\u00f4j mie\u0161ac\u00ed motor sa pri ka\u017edom re\u0161tartovan\u00ed so studen\u00fdm produktom v n\u00e1dr\u017ei vypne kv\u00f4li pre\u0165a\u017eeniu. Ako to m\u00e1m opravi\u0165?<\/div>\n<\/div>\n
\n

Vypnutie mie\u0161adiel z d\u00f4vodu pre\u0165a\u017eenia pri studenom \u0161tarte je takmer v\u017edy sp\u00f4soben\u00e9 t\u00fdm, \u017ee studen\u00fd produkt m\u00e1 viskozitu 3 a\u017e 10-kr\u00e1t vy\u0161\u0161iu ako pri prev\u00e1dzkovej teplote a motor je dimenzovan\u00fd iba na prev\u00e1dzkov\u00fa viskozitu pri procesnej teplote. Tri rie\u0161enia: (1) zv\u00fd\u0161i\u0165 servisn\u00fd faktor pou\u017eit\u00fd pri v\u00fdbere motora \u2013 pre produkty, ktor\u00e9 s\u00fa za studena v\u00fdrazne visk\u00f3znej\u0161ie, pou\u017eite SF 2,0 a\u017e 3,0; (2) prida\u0165 soft\u0161tart\u00e9r na obmedzenie \u0161tartovacieho pr\u00fadu motora na 1,5 a\u017e 2,0-n\u00e1sobok menovit\u00e9ho pr\u00fadu a z\u00e1rove\u0148 vytvori\u0165 dostato\u010dn\u00fd \u0161tartovac\u00ed kr\u00fatiaci moment prostredn\u00edctvom pomal\u0161ieho n\u00e1rastu nap\u00e4tia; (3) zv\u00fd\u0161i\u0165 prevodov\u00fd pomer na vy\u0161\u0161iu hodnotu (napr\u00edklad zo 40:1 na 60:1), aby ten ist\u00fd motor vyvinul v\u00e4\u010d\u0161\u00ed kr\u00fatiaci moment na v\u00fdstupnom hriadeli v\u010faka mechanickej v\u00fdhode, zatia\u013e \u010do \u0161tartovac\u00ed pr\u00fad motora zostane v r\u00e1mci svojho menovit\u00e9ho limitu. Mo\u017enos\u0165 3 je najspo\u013eahlivej\u0161\u00edm dlhodob\u00fdm rie\u0161en\u00edm, preto\u017ee nez\u00e1vis\u00ed od elektrick\u00fdch nastaven\u00ed, ktor\u00e9 sa daj\u00fa n\u00e1hodne zmeni\u0165 \u2013 vy\u0161\u0161\u00ed prevodov\u00fd pomer znamen\u00e1, \u017ee ten ist\u00fd motor v\u017edy poskytuje v\u00e4\u010d\u0161\u00ed kr\u00fatiaci moment na uvo\u013enenie studen\u00e9ho produktu.<\/p>\n<\/div>\n<\/div>\n

\n
\n
M\u00e1m namontova\u0165 prevodov\u00fd motor na mie\u0161adlo v n\u00e1dr\u017ei vertik\u00e1lne (motor navrchu) alebo horizont\u00e1lne?<\/div>\n<\/div>\n
\n

V\u00e4\u010d\u0161ina mie\u0161adiel umiestnen\u00fdch na vrchu n\u00e1dr\u017ee pou\u017e\u00edva vertik\u00e1lnu mont\u00e1\u017e s motorom navrchu a v\u00fdstupn\u00fdm hriade\u013eom smeruj\u00facim nadol do n\u00e1dr\u017ee \u2013 ide o mont\u00e1\u017enu orient\u00e1ciu VF (vertik\u00e1lna, s pr\u00edrubou, motor nad \u0148ou). Toto je tie\u017e najbe\u017enej\u0161ia mont\u00e1\u017e pre prevodov\u00e9 motory Korea Ever-Power NMRV v aplik\u00e1ci\u00e1ch s mie\u0161adlami. Vertik\u00e1lna mont\u00e1\u017e VF vy\u017eaduje, aby bola prevodovka dodan\u00e1 s polohami plniacej z\u00e1tky oleja, hladinovej z\u00e1tky a vyp\u00fa\u0161\u0165acej z\u00e1tky nastaven\u00fdmi pre vertik\u00e1lnu mont\u00e1\u017e a tesnenie v\u00fdstupn\u00e9ho hriade\u013ea mus\u00ed by\u0165 dvojbrusov\u00e9 alebo mechanick\u00e9 tesnenie vhodn\u00e9 pre vertik\u00e1lnu orient\u00e1ciu hriade\u013ea, aby sa zabr\u00e1nilo stekaniu oleja po v\u00fdstupnom hriadeli do produktu. Pri objedn\u00e1vke v\u017edy uve\u010fte orient\u00e1ciu mont\u00e1\u017ee \u2013 Korea Ever-Power dod\u00e1va NMRV predkonfigurovan\u00e9 pre uveden\u00fa mont\u00e1\u017enu orient\u00e1ciu so spr\u00e1vnymi polohami plniacej z\u00e1tky oleja a z\u00e1tky. Pre horizont\u00e1lnu mont\u00e1\u017e na stranu n\u00e1dr\u017ee (hriade\u013e mie\u0161adla vstupuje do strany horizont\u00e1lnej n\u00e1doby) je potrebn\u00e9 samostatne \u0161pecifikova\u0165 orient\u00e1ciu HW (horizont\u00e1lna, vstup z\u00e1vitovky horizont\u00e1lny) alebo in\u00fa horizont\u00e1lnu orient\u00e1ciu.<\/p>\n<\/div>\n<\/div>\n

\n
\n
M\u00f4\u017eem pou\u017ei\u0165 VFD na prevodovom motore mie\u0161adla NMRV na nastavenie r\u00fdchlosti mie\u0161ania pre r\u00f4zne produkty?<\/div>\n<\/div>\n
\n

\u00c1no \u2013 Regul\u00e1cia ot\u00e1\u010dok pomocou VFD na prevodov\u00fdch motoroch mie\u0161adiel NMRV je vynikaj\u00facim rie\u0161en\u00edm pre n\u00e1doby s viacer\u00fdmi produktmi, ktor\u00e9 vy\u017eaduj\u00fa r\u00f4zne ot\u00e1\u010dky obe\u017en\u00e9ho kolesa pre r\u00f4zne recepty. VFD umo\u017e\u0148uje nastavi\u0165 ot\u00e1\u010dky obe\u017en\u00e9ho kolesa od 20% do 100% z\u00e1kladn\u00fdch ot\u00e1\u010dok nastaven\u00fdch prevodov\u00fdm pomerom, \u010do poskytuje rozsah ot\u00e1\u010dok 5:1 bez zmeny prevodov\u00fdch stup\u0148ov. Napr\u00edklad pri prevodovom motore s prevodov\u00fdm pomerom 40:1 a 4-p\u00f3lovom motore s\u00fa z\u00e1kladn\u00e9 v\u00fdstupn\u00e9 ot\u00e1\u010dky 36 ot.\/min; pri rozsahu VFD od 10 do 50 Hz s\u00fa v\u00fdstupn\u00e9 ot\u00e1\u010dky nastavite\u013en\u00e9 od 7 do 36 ot.\/min. \u00da\u010dinnos\u0165 prevodovky sa v tomto rozsahu ot\u00e1\u010dok v podstate nemen\u00ed (\u00fa\u010dinnos\u0165 z\u00e1vitovkov\u00e9ho prevodu je prim\u00e1rne funkciou prevodov\u00e9ho pomeru, nie ot\u00e1\u010dok) a dostupn\u00fd v\u00fdstupn\u00fd kr\u00fatiaci moment je kon\u0161tantn\u00fd z h\u013eadiska menovit\u00e9ho kr\u00fatiaceho momentu motora a\u017e do pribli\u017ene 20% z\u00e1kladn\u00fdch ot\u00e1\u010dok. Pri ve\u013emi n\u00edzkych r\u00fdchlostiach mie\u0161ania pod 7 ot.\/min. zvo\u013ete vy\u0161\u0161\u00ed pomer (60:1 alebo 100:1) namiesto prev\u00e1dzky frekven\u010dn\u00e9ho meni\u010da pod 10 Hz, preto\u017ee chladenie motora sa pri ve\u013emi n\u00edzkych frekvenci\u00e1ch frekven\u010dn\u00e9ho meni\u010da so \u0161tandardn\u00fdm motorom IC411 st\u00e1va nedostato\u010dn\u00fdm \u2013 alebo pou\u017eite motor YVF2 IC416 pre prev\u00e1dzku frekven\u010dn\u00e9ho meni\u010da v celom rozsahu ot\u00e1\u010dok.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n

<\/p>\n

\n
<\/div>\n

 <\/p>\n

\n
Korea Ever-Power \u00b7 Prevodov\u00e9 motory NMRV \u00b7 Pohony mie\u0161adiel a mix\u00e9rov<\/div>\n

Potrebujete prevodov\u00fd motor pre mie\u0161adlo alebo mix\u00e9r?<\/h2>\n

Korea Ever-Power NMRV: prevodov\u00e9 pomery 15:1 a\u017e 100:1, pln\u00fd a dut\u00fd otvor, brzdov\u00fd motor Y2 alebo Y2EJ, 0,06 \u2013 22 kW, v\u0161etky mont\u00e1\u017ene orient\u00e1cie. K dispoz\u00edcii je podpora pre dimenzovanie mie\u0161adla.<\/p>\n

Zobrazi\u0165 sortiment prevodov\u00fdch motorov<\/a><\/p>\n<\/div>\n<\/div>\n

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

Korea Ever-Power \u00b7 NMRV Series \u00b7 Agitator and Mixer Drive Guide Worm Gearmotor for Agitator and Mixer Drives: Torque, Speed and Viscosity Selection Guide Agitators and mixers impose a unique combination of drive requirements: very high starting torque against viscous or settled material, low and consistent running speed from 5 to 100 rpm, and the […]<\/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":[28],"tags":[],"class_list":["post-227","post","type-post","status-publish","format-standard","hentry","category-industrial-electric-motor"],"_links":{"self":[{"href":"https:\/\/industrialelectricmotor.net\/sk\/wp-json\/wp\/v2\/posts\/227","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/industrialelectricmotor.net\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/industrialelectricmotor.net\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/industrialelectricmotor.net\/sk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/industrialelectricmotor.net\/sk\/wp-json\/wp\/v2\/comments?post=227"}],"version-history":[{"count":1,"href":"https:\/\/industrialelectricmotor.net\/sk\/wp-json\/wp\/v2\/posts\/227\/revisions"}],"predecessor-version":[{"id":228,"href":"https:\/\/industrialelectricmotor.net\/sk\/wp-json\/wp\/v2\/posts\/227\/revisions\/228"}],"wp:attachment":[{"href":"https:\/\/industrialelectricmotor.net\/sk\/wp-json\/wp\/v2\/media?parent=227"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/industrialelectricmotor.net\/sk\/wp-json\/wp\/v2\/categories?post=227"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/industrialelectricmotor.net\/sk\/wp-json\/wp\/v2\/tags?post=227"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}