Tare da haɓaka fasahar sarrafa dijital, yawancin tsarin sarrafa motsi suna amfani da sustepper Motorsko servo Motors a matsayin injin kisa. Ko da yake su biyu a cikin yanayin sarrafawa suna kama da (ƙarashin bugun jini da siginar shugabanci), amma a cikin amfani da aiki da lokutan aikace-aikacen akwai babban bambanci.
Motar Takaita&Servo Motor
Tyana sarrafa hanyoyi daban-daban
Motar motsa jiki (kusurwar bugun bugun jini, ikon buɗe madauki): ana canza siginar bugun wutar lantarki zuwa matsuguni na kusurwa ko matsuguni na layin buɗaɗɗen madauki, a cikin yanayin rashin nauyi, saurin motar, matsayin Tasha kawai ya dogara ne akan yawan siginar bugun jini da adadin adadin kuzari, ba tare da tasirin canjin kaya ba.
Stepper Motors an yafi classified bisa ga adadin bulan, da biyu-lokaci da kuma biyar mataki Motors stepper ana amfani da ko'ina a kasuwa. Za'a iya raba injin hawa mai hawa biyu zuwa kashi 400 daidai a kowane juyi, kuma kashi biyar ana iya raba kashi 1000 daidai gwargwado, don haka halayen injin ɗin mataki biyar sun fi kyau, gajeriyar hanzari da lokacin raguwa, kuma ƙasa da ƙasa. m inertia. Matsakaicin mataki na matakan matakan hawa biyu gabaɗaya shine 3.6°, 1.8°, kuma kusurwar mataki na matakan matakan matakan hawa biyar gabaɗaya 0.72°, 0.36°.
Motar servo (kusurwa na mutane da yawa, kulawar rufewa): Motar rufewa ita ce ta hanyar sarrafa adadin ƙimar tubes, yayin da direban zai karɓi amsar sigina baya, da kuma servo motor don samar da kwatancen bugun jini, don haka tsarin zai san adadin bugun jini da aka aika zuwa ga servo motor, kuma a lokaci guda nawa bugun jini da aka samu baya, za su iya sarrafa jujjuyawar. motor sosai daidai. Matsakaicin servo motor yana ƙayyade ta daidaitaccen mai rikodin (yawan layi), wato, servo motor kanta yana da aikin aika bugun jini, kuma yana aika adadin adadin bugun jini ga kowane kusurwar. juyawa, ta yadda servo drive da servo motor encoder pulses su samar da amsawar amsawa, don haka sarrafa madauki ne mai rufaffiyar, kuma injin ɗin taka shine ikon buɗe madauki.
Low-mita halaye sun bambanta
Motar hawa: ƙaramar girgizawa mai sauƙi yana da sauƙin faruwa a ƙananan gudu. Lokacin da motar taki ke aiki cikin ƙananan gudu, gabaɗaya yakamata a yi amfani da fasahar damping don shawo kan ƙaramar girgizar ƙasa, kamar ƙara damper akan motar, ko tuƙi ta amfani da fasaha na yanki.
Motar Servo: aiki mai santsi sosai, koda a ƙananan gudu ba zai bayyana abin mamaki ba.
Tya lokaci-mita halaye na daban-daban
Motar takawa: ƙarfin fitarwa yana raguwa tare da haɓakar sauri, kuma yana raguwa sosai a cikin mafi girma, don haka matsakaicin saurin aiki gabaɗaya 300-600r/min.
Motar Servo: Matsakaicin juzu'i na yau da kullun, wato, a cikin saurin da aka ƙididdige shi (gaba ɗaya 2000 ko 3000 r/min), ƙarfin fitarwar da aka ƙididdige shi, a cikin ƙimar ƙimar da ke sama da ƙarfin wutar lantarki akai-akai.
Dinferent obalodi iya aiki
Mota mai hawa: gabaɗaya ba su da ƙarfin lodi. Takaddar mota saboda babu irin wannan nauyin nauyin nauyi, don shawo kan zaɓin wannan lokacin rashin aiki, sau da yawa ya zama dole don zaɓar mafi girman juzu'i na motar, kuma injin baya buƙatar juzu'i mai yawa yayin aiki na yau da kullun, za'a iya yin hakan. zama almubazzaranci na karfin juyi.
Servo Motors: suna da ƙarfin yin nauyi mai ƙarfi. Yana da saurin wuce gona da iri da karfin juyi. Matsakaicin ƙarfinsa shine sau uku wanda aka ƙididdige shi, wanda za'a iya amfani dashi don shawo kan lokacin inertia na nauyin inertial a lokacin farawa na inertia.
Dinferent aiki yi
Motar taki: matakin sarrafa motar don sarrafa madauki mai buɗewa, mitar farawa yana da yawa ko kuma babban nauyi yana da saurin rasa matakai ko toshe al'amarin tsayawa tsayin daka yana da saurin faruwar harbin sama, don tabbatar da hakan. daidaiton sarrafa shi, yakamata a magance matsalar tashi da faɗuwar gudu.
Servo Motor: AC servo drive tsarin don rufaffiyar madauki iko, direban na iya zama kai tsaye a kan motor encoder feedback siginar samfurin, na ciki abun da ke ciki na matsayi madauki da gudun madauki, kullum ba ya bayyana a cikin stepping motor asarar matakai ko sabon abu na overshooting, aikin sarrafawa ya fi dogara.
SAyyukan amsa peed ya bambanta
Motar hawa: haɓaka daga tsayawa zuwa saurin aiki (gaba ɗaya juyi ɗari da yawa a cikin minti) yana buƙatar 200 ~ 400ms.
Motar Servo: AC servo tsarin haɓaka aikin haɓakawa ya fi kyau, daga tsayawa tsayin daka zuwa saurin ƙimar sa na 3000 r / min, 'yan millise seconds kawai, ana iya amfani da su don buƙatun saurin farawa-tasha da daidaiton matsayi na kulawar babban. filin.
Shawarwari masu alaƙa: https://www.kggfa.com/stepper-motor/
Lokacin aikawa: Afrilu-28-2024
