Ka'idar aiki na AC servo motor:
Lokacin da motar AC servo ba ta da ƙarfin sarrafawa, akwai kawai filin maganadisu mai jujjuyawa wanda iskar motsin motsa jiki ya haifar a cikin stator, kuma rotor yana tsaye.Lokacin da akwai ƙarfin lantarki mai sarrafawa, ana haifar da filin maganadisu mai jujjuya a cikin stator, kuma rotor yana juyawa tare da jujjuyawar filin maganadisu.Lokacin da kaya ya kasance akai-akai, saurin motar yana canzawa tare da girman ƙarfin sarrafawa.Lokacin da yanayin ƙarfin wutar lantarki ya bambanta, AC servo Motar zata juya baya.Ko da yake ka'idar aiki na AC servo motor yayi kama da na tsaga-lokaci guda ɗaya asynchronous motor, juriya na rotor na tsohon ya fi na ƙarshen girma.Don haka, idan aka kwatanta da injin asynchronous na injin guda ɗaya, motar servo tana da manyan fasali guda uku:
1. Babban karfin farawa
Saboda juriya mai girma na rotor, ana nuna yanayin yanayin jujjuyawar sa a cikin lanƙwasa na 1 a cikin hoto 3, wanda a bayyane yake ya bambanta da yanayin juriya na juriya na 2 na motocin asynchronous na yau da kullun.Yana iya yin ƙimar zamewa mai mahimmanci S0> 1, wanda ba wai kawai yana sa jujjuya halayyar juzu'i (halayen injina) kusa da layi ba, amma kuma yana da ƙarfin farawa mafi girma.Sabili da haka, lokacin da stator yana da wutar lantarki mai sarrafawa, rotor yana juyawa nan da nan, wanda ke da halaye na farawa da sauri da kuma babban hankali.
2. Faɗin aiki
3. Babu abin juyawa
Don motar servo a cikin aiki na al'ada, muddin wutar lantarki ta ɓace, motar za ta daina aiki nan da nan.Lokacin da motar servo ta rasa ƙarfin sarrafawa, yana cikin yanayin aiki guda ɗaya.Saboda babban juriya na na'ura mai juyi, nau'ikan nau'ikan juzu'i guda biyu (T1-S1, T2-S2 masu lanƙwasa) waɗanda filayen magnetic guda biyu ke jujjuya su suna jujjuya su a gaban kwatance a cikin stator da aikin na'ura mai juyi) da halayen juzu'i na roba (TS). lankwasa) Ƙarfin fitarwa na AC servo motor gabaɗaya 0.1-100W.Lokacin da mitar wutar lantarki ta kasance 50Hz, ƙarfin lantarki shine 36V, 110V, 220, 380V;Lokacin da mitar wutar lantarki ta kasance 400Hz, ƙarfin lantarki shine 20V, 26V, 36V, 115V da sauransu.Motar AC servo tana tafiya lafiya tare da ƙaramar amo.Amma halayen sarrafawa ba na layi ba ne, kuma saboda juriya na rotor yana da girma, asarar yana da girma, kuma ingancin ya ragu, idan aka kwatanta da motar DC servo na wannan ƙarfin, yana da girma da nauyi, don haka kawai ya dace. don ƙananan tsarin sarrafa wutar lantarki na 0.5-100W.
Na biyu, bambanci tsakanin AC servo motor da DC servo motor:
Motocin servo na DC sun kasu kashi-kashi zuwa injunan goge-goge da mara goge.Motocin da aka goge ba su da tsada, mai sauƙi a cikin tsari, babba a fara jujjuyawar wuta, faɗin kewayon tsarin saurin gudu, sauƙin sarrafawa, da buƙatar kulawa, amma suna da sauƙin kulawa (maye gurbin gogewar carbon), suna haifar da tsangwama na lantarki, kuma suna da buƙatu don muhalli.Sabili da haka, ana iya amfani dashi a cikin masana'antu na yau da kullun da na jama'a waɗanda ke kula da farashi.Motar da ba ta da goga tana da ƙananan girman, haske a nauyi, babban fitarwa, mai sauri a mayar da martani, mai girma a cikin sauri, ƙarami a cikin inertia, santsi a cikin juyawa da kwanciyar hankali a cikin juzu'i.Gudanarwa yana da rikitarwa, kuma yana da sauƙin gane hankali.Hanyar tafiyar da wutar lantarkin sa mai sassauƙa ce, kuma tana iya zama motsi murabba'i ko motsin igiyar ruwa.Motar ba shi da kulawa, yana da babban inganci, ƙarancin zafin aiki, ƙarancin hasken lantarki, tsawon rai, kuma ana iya amfani dashi a wurare daban-daban.
Motocin AC servo sun kasu zuwa injina na aiki tare da asynchronous.A halin yanzu, gabaɗaya ana amfani da injunan aiki tare wajen sarrafa motsi.Ƙarfin wutar lantarki yana da girma kuma yana iya samun babban iko.Babban inertia, ƙananan matsakaicin saurin juyawa, kuma yana raguwa da sauri yayin da ƙarfin yana ƙaruwa.Saboda haka, ya dace da aikace-aikacen da ke gudana cikin sauƙi a ƙananan gudu.
Rotor a cikin motar servo shine maganadisu na dindindin.Wutar lantarki mai hawa uku U/V/W wanda direba ke sarrafawa yana samar da filin lantarki.Rotor yana juyawa ƙarƙashin aikin wannan filin maganadisu.A lokaci guda, mai rikodin motar yana mayar da siginar zuwa direba.Ana kwatanta dabi'u don daidaita kusurwar da rotor ya juya.Daidaiton motar servo ya dogara da daidaito (yawan layukan) na mai rikodin.
Tare da ci gaba da ci gaba na sarrafa kansa na masana'antu, buƙatar software na sarrafa kansa da kayan aikin hardware ya kasance mai girma.Daga cikin su, kasuwar mutum-mutumin masana'antu ta cikin gida tana ci gaba da bunƙasa, kuma ƙasata ta zama babbar kasuwar buƙatu a duniya.A lokaci guda, kai tsaye yana tafiyar da buƙatar kasuwa don tsarin servo.A halin yanzu, AC da DC servo Motors tare da babban motsi na farawa, manyan juzu'i da ƙananan inertia ana amfani da su sosai a cikin mutummutumi na masana'antu.Sauran injina, irin su AC servo Motors da stepper motors, suma za a yi amfani da su a cikin robobin masana'antu bisa ga buƙatun aikace-aikace daban-daban.
Lokacin aikawa: Jul-07-2023
