Yaya stepper Motors ke raguwa?

A matsayin actuator,stepper motoryana ɗaya daga cikin mahimman samfuran injiniyoyi, waɗanda ake amfani da su sosai a cikin tsarin sarrafa sarrafa kansa daban-daban. Tare da haɓakar microelectronics da ingantaccen fasahar masana'anta, buƙatun injin motsa jiki yana ƙaruwa kowace rana, kuma injinan stepper da injin watsa kayan aiki sun haɗu a cikin akwatin raguwa, amma kuma a cikin ƙarin yanayin aikace-aikacen don gani, a yau ƙanana da kowa da kowa tare don fahimtar wannan nau'in tsarin watsa kayan ragewa.

 

Yaya stepper Motors ke raguwa?

Motar Stepper kamar yadda aka saba amfani da ita, injin tuƙi mai amfani da yawa, galibi ana amfani da shi tare da kayan aikin ragewa don cimma ingantaccen tasirin watsawa; da kuma stepper motor da aka saba amfani da kayan ragewa da hanyoyin, kamar akwatin rage gear, encoder, mai sarrafawa, siginar bugun jini, da sauransu.

 

Rage siginar bugun jini:saurin jujjuyawar motsi na stepper, ya dogara ne akan canjin siginar bugun bugun jini don canzawa. A ka'idar, ba direba bugun bugun jini, motar stepper tana jujjuya kusurwar mataki (bangare don kusurwar matakin yanki). A aikace, idan siginar bugun jini ya canza da sauri, injin stepper saboda tasirin damping na ciki na yuwuwar wutar lantarki, amsawar maganadisu tsakanin rotor da stator ba zai bi canjin siginar lantarki ba, zai haifar da toshewa da rasa matakai.

 

Rage raguwar akwatin gear:stepper mota sanye take da wani ragi gearbox amfani tare, stepper motor fitarwa high gudun, low karfin juyi gudun, alaka da raguwa gearbox, gearbox na ciki rage gear kafa meshing watsa kafa ta hanyar rage rabo, da stepper fitarwa motor high gudun za a rage, da kuma inganta watsa karfin juyi don cimma manufa watsa sakamako; Tasirin raguwa ya dogara da ragi na raguwar gearbox, mafi girman rabon raguwa, ƙaramin saurin fitarwa, kuma akasin haka. Kuma akasin haka.

 

Gudun sarrafawa mai lanƙwasa:lanƙwan ƙima, a cikin shirye-shiryen software, farkon ƙididdige adadin lokacin da aka adana a ƙwaƙwalwar ajiyar kwamfuta, nuna zaɓin lokacin aiki. Yawancin lokaci, ƙaddamar da haɓakawar motsi na stepper da lokacin raguwa na 300ms ko fiye. Idan kayi amfani da gajeriyar hanzari da lokacin ragewa, ga yawancin injinan stepper, zai zama da wahala a cimma saurin jujjuyawar injin stepper.

 

Rushewar sarrafa rikodin:Ikon PID azaman hanyar sarrafawa mai sauƙi kuma mai amfani, a cikin motar motsa jiki ta sami aikace-aikace mai faɗi. Ya dogara ne akan ƙimar da aka ba da r (t) da ƙimar fitarwa na ainihi c (t) don samar da tsarin sarrafawa e (t) , ƙetare ma'auni , haɗin kai da bambance-bambance ta hanyar haɗin kai tsaye na yawan sarrafawa , sarrafa kayan sarrafawa . Takardar tana amfani da na'urar firikwensin matsayi mai haɗaka a cikin motar motsa jiki mai matakai biyu kuma tana ƙirƙira mai sarrafa saurin PI mai daidaitawa ta atomatik dangane da mai gano matsayi da sarrafa vector, wanda ke ba da kyawawan halaye na wucin gadi a ƙarƙashin yanayin aiki masu canzawa. Dangane da tsarin ilimin lissafi na motar motsa jiki, an tsara tsarin kula da PID na motar motsa jiki kuma ana amfani da algorithm mai sarrafa PID don samun adadin sarrafawa don sarrafa motsin motsi zuwa matsayi da aka ƙayyade. A ƙarshe, an tabbatar da shi ta hanyar siminti cewa sarrafawa yana da kyawawan halayen amsawa mai ƙarfi. Mai kula da PID yana da fa'idodin tsari mai sauƙi, ƙarfi mai ƙarfi da babban abin dogaro, amma ba zai iya yin aiki yadda ya kamata tare da rashin tabbas a cikin tsarin ba.

 

Za a iya daidaita motar Stepper da wane mai ragewa? A cikin injin stepper da kunshin zaɓin gearbox suna buƙatar kula da waɗannan abubuwan, kuma wane nau'in akwatin gear za a iya zaɓar don amfani tare?

 

1. Dalilin stepper motor tare da reducer

 

Motar Stepper tana canza mitar lokaci na yanzu, kamar canza bugun bugun bugun motsa jiki na stepper motor drive, ta yadda ya zama motsi mai saurin gudu. Motar stepper mai ƙananan sauri a cikin jiran umarnin mataki, rotor yana tsayawa, a cikin ƙananan hanzari, sauye-sauyen sauri zai yi girma sosai, a wannan lokacin, kamar canzawa zuwa aiki mai sauri, zai iya magance matsalar saurin saurin gudu, amma karfin ba zai isa ba. Wato, ƙananan gudun zai iya yin jujjuyawar juzu'i, kuma babban gudun zai zama rashin isasshen ƙarfin, buƙatar amfani da mai ragewa.

 

2. Stepper motor sau da yawa tare da rage abin da

 

Reducer wani nau'i ne na kayan aiki na kayan aiki, tsutsa mai tsutsa, gear - tsutsa mai tsutsa, wanda aka rufe a cikin akwati mai mahimmanci, ana amfani dashi sau da yawa a matsayin mai ragewa tsakanin babban mai motsi da na'ura mai aiki, tsakanin babban motsi da na'ura mai aiki ko mai kunnawa don dacewa da saurin gudu da watsawa; reducer yana da fadi da kewayon, bisa ga nau'in watsawa ana iya raba shi zuwa mai rage kayan aiki, mai rage tsutsotsi da mai rage gear duniya. Dangane da adadin matakan watsawa za a iya raba su zuwa mataki-mataki-mataki da mai rage matakai masu yawa; bisa ga siffar kayan aiki za a iya raba zuwa cylindrical gear reducer, bevel gear reducer da bevel-cylindrical gear reducer; bisa ga tsarin tsarin watsawa za a iya raba shi zuwa mai rage buɗewa, mai rage shunt da mai rage coaxial. Mai rage motsi na Stepper shine mai rage duniya, mai rage tsutsa, mai rage kayan aiki a layi daya, mai rage kayan filament.

 

 

Me game da daidaitaccen mai rage moto ɗin stepper?

 

 

Hakanan ana kiran daidaiton mai ragewa. Lokacin da aka gyara ƙarshen fitarwa kuma an juya ƙarshen shigarwar a kusa da agogo da agogo don samar da madaidaicin juzu'i + -2% a ƙarshen fitarwa, akwai ƙaramin motsi na angular a ƙarshen shigarwar mai ragewa, kuma wannan ƙaurawar angular ita ce izinin dawowa. Naúrar ita ce "mintunan baka", watau kashi sittin na digiri. Ma'auni na sake dawowa na yau da kullun yana nufin gefen fitarwa na akwatin gear. Stepper motor planetary reducer yana da babban rigidity, babban madaidaici (za'a iya cimma matakin guda ɗaya a cikin minti 1), ingantaccen watsawa (mataki ɗaya a cikin 97% -98%), babban juzu'i / ƙarar girma, rashin kulawa, da sauransu.

 

Daidaitaccen watsawar motsi na Stepper ba daidai ba ne, kusurwar motsi na motsa jiki yana ƙaddara gaba ɗaya ta hanyar tsayin mataki da adadin bugun jini, kuma adadin bugun jini na iya zama cikakkiyar ƙidayar, adadin dijital ba shine manufar daidaito ba, mataki ɗaya mataki ɗaya ne, matakai biyu matakai biyu ne. Daidaitaccen daidaito na yanzu wanda za'a iya inganta shi shine daidaiton dawo da kaya na akwatin gear na duniya.

 

1. Hanyar daidaita daidaiton spindle:daidaita daidaiton juzu'i na gearbox dunƙule, idan kuskuren mashin ɗin mashin ɗin da kansa ya cika buƙatun, to gabaɗaya daidaiton jujjuyawar mashin mai rage yana ƙaddara ta hanyar ɗaukar nauyi. Makullin daidaita daidaiton jujjuyawar sandal shine daidaita madaidaicin juzu'i. Tsayar da madaidaicin ƙyalli mai dacewa yana da mahimmanci ga aikin kayan aikin sandal da rayuwa mai ɗaukar nauyi. Domin mirgina hali, lokacin da akwai babban yarda, shi ba kawai zai sa kaya mayar da hankali a kan mirgina jiki a cikin shugabanci na karfi, amma kuma samar da wani tsanani damuwa taro sabon abu a cikin hali na ciki da kuma waje zoben tseren lamba, gajarta rai rai, kuma yin sandar tsakiya drift, sauki don haifar da vibration na spindle sassa. Sabili da haka, dole ne a riga an ɗora ɗora nauyin gyare-gyare na juyi, Don samar da wani ƙayyadaddun tsangwama a cikin ƙuƙwalwar, don samar da wani nau'i na nakasa a cikin hulɗar da ke tsakanin jikin mirgina da hanyar tseren zobe na ciki da na waje, don haka inganta ƙwanƙwasa.

2. Hanyar tazarar daidaitawa:Planetary gearbox a cikin aiwatar da motsi zai haifar da gogayya, haifar da canje-canje a cikin girman, siffar da ingancin farfajiya tsakanin sassa, da lalacewa, don haka rata tsakanin sassan da ya karu, muna buƙatar yin daidaitattun daidaitawa don tabbatar da daidaiton motsi na dangi tsakanin sassan.

 

3. Hanyar ramawa kuskure:sassan da kansu sun yi kuskure ta hanyar taron da ya dace, don haka abin da ya faru na rashin daidaituwa a lokacin lokacin hutu, don tabbatar da daidaiton yanayin motsi na kayan aiki.

 

1. Cikakken hanyar biyan diyya:kayan aikin da aka shigar tare da mai ragewa da kanta don yin aiki an canza shi tare da daidaitaccen gyare-gyare na teburin aiki don kawar da sakamakon da aka haɗa na daidaiton kurakurai.