1,Yiziphi izici ze-bipolar kanye ne-unipolar yemoto?
I-Bipolar Motors:
Amamotho ethu e-bipolar ngokuvamile anezigaba ezimbili kuphela, isigaba A kanye nesigaba B, futhi isigaba ngasinye sinezintambo ezimbili eziphumayo, ezingamawindi ahlukene. Akukho ukuxhumana phakathi kwalezi zigaba ezimbili. Amamotho e-bipolar anezintambo ezi-4 eziphumayo.
Ama-Unipolar motors:
Amamotho ethu e-unipolar ngokuvamile anezigaba ezine. Ngokwesisekelo sezigaba ezimbili zama-bipolar motors, imigqa emibili evamile yengezwa.
Uma izintambo ezivamile zixhunywe ndawonye, izintambo eziphumayo ziyizintambo ezi-5.
Uma izintambo ezijwayelekile zingaxhumekile ndawonye, izintambo eziphumayo ziyizintambo eziyisi-6.
Injini ye-unipolar inemigqa ephumayo emi-5 noma emi-6.
2,Ingakanani imvamisa yokusebenza ephezulu/isilinganiso esiphezulu sokuphuma?
Imvamisa yokugijima ephezulu/Imvamisa enkulu yokukhipha
Ubuningi befrikhwensi yokugijima, eyaziwa nangokuthi i-slewing frequency / maximum pull-out frequency, imvamisa ephezulu lapho injini ikwazi ukuqhubeka nokuzungeza ngaphansi kwefomu elithile lokushayela, i-voltage kanye nesilinganiso samanje, ngaphandle kokwengeza umthwalo.
Ngenxa ye-inertia ye-rotor, i-motor ejikelezayo idinga i-torque encane ukuze ijikeleze uma iqhathaniswa nenjini emile, ngakho-ke imvamisa yokugijima ephezulu izoba nkulu kunezikhawu zokuziqalisa.
3,Ithini i-torque edonsayo ne-torque edonsayo ye-stepper motor?
I-torque yokukhipha
I-torque yokukhipha i-torque ephezulu kakhulu engalethwa ngaphandle kokulahlekelwa izinyathelo. Ifinyelela yayo
umkhawulo kumafrikhwensi aphansi kakhulu noma isivinini, futhi yehla njengoba imvamisa ikhuphuka. Uma umthwalo on the
ukunyathela i-motor ngesikhathi sokujikeleza kukhuphuka ngaphezu kwe-torque yokukhipha, injini izowa esinyathelweni
futhi ukusebenza okunembile ngeke kwenzeke.
Itorque yokudonsa
I-torque yokudonsa yitorque ephezulu lapho injini ingaqala khona ukuzungezisa imvamisa enikeziwe ukusuka kuyo
isimo sokunganyakazi. Isitebhisi asikwazi ukuqala ukuzungezisa nge-torque yokulayisha eyeqa itorque yokudonsa.
I-torque yokudonsa incane kunetorque yokukhipha, ngenxa ye-inertia yerotha yemoto.
4,Ithini i-torque yokuzimisa ye-stepper motor?
I-torque ye-Detent yitorque ekhona esimweni esingenalutho ngenxa yokusebenzisana kokuhlala unomphela
ozibuthe namazinyo e-stator. Ukuphazamiseka okubonakalayo noma ukugoqa kungazwakala ngokuzungezisa injini
isandla.Ngokuvamile, i-stepper motor izolahlekelwa ukuvumelanisa lapho i-torque yokukhipha idlula ngenxa
ukulayisha ngokweqile. Izinjini zivame ukukhethwa futhi zihlolwe kusetshenziswa amanani we-torque wokudonsa ngaphezu kwe
izidingo zohlelo lokusebenza ukuvikela izibalo ezilahlekile noma izitebele zezimoto.
5,Yiziphi izindlela zokushayela zama-stepper motors?
Ukushayela kwegagasi / isigaba esisodwa kusebenza ngesigaba esisodwa kuphela
kuvulwe ngesikhathi, kuboniswe ohlangothini lwesokudla lomfanekiso. Lapho idrayivu inika amandla isigxobo A (isigxobo esiseningizimu) esiboniswe ngokuluhlaza, siheha isigxobo esisenyakatho serotha. Khona-ke lapho i-driveenergizes B futhi icisha u-A, i-rotor izungeza 90 ° futhi lokhu kuyaqhubeka njengoba idrayivu inika amandla isigxobo ngasinye ngesikhathi.
2-2 Izigaba Ukushayela kunegama lakho ngoba izigaba ezimbili zenzeka ngesikhathi. Uma idrayivu inika amandla zombili izigxobo zika-A no-B njengezigxobo eziseningizimu (eziboniswe ngokuluhlaza), khona-ke i-rotor esenyakatho iheha kokubili ngokulinganayo futhi iqondaniswe maphakathi kokubili. Njengoba ukulandelana okunika amandla kuqhubeka kanje, i-rotor igcina ngokuqondanisa phakathi kwezigxobo ezimbili. Ukushayela kwezigaba ezi-2-2 akutholi ukulungiswa okungcono kunesigaba esisodwa, kodwa kukhiqiza itorque eningi. Lena indlela yokushayela esiyisebenzisa kakhulu ezivivinyweni zethu, eyaziwa nangokuthi “ukushayela ngesinyathelo esigcwele”.
Ukushayela kwesigaba esingu-1-2 kuqanjwe ngemuva kokuthi umshayeli eshintsha phakathi kwesigaba esingu-1 nezingu-2 zenjabulo. Umshayeli unika amandla isigxobo A, bese enika zombili izigxobo A no-B amandla, bese enika isigxobo B amandla, bese enika zombili izigxobo A no-B, njalonjalo. (Kuboniswe engxenyeni eluhlaza kwesokudla) Ukushayela kwesigaba esingu-1-2 kunikeza ukulungiswa kokunyakaza okucolisekileyo. Lapho izigaba ezi-2 zinikwa amandla, i-motor ine-torque eyengeziwe. Nasi isikhumbuzo: I-torque ripple iyakhathaza, ngoba ingabangela ukuzwakala nokudlidliza. Uma kuqhathaniswa nokushayela ngezinyathelo ezigcwele/ukushayela kwesigaba esingu-2-2, i-angle yesinyathelo se-1-2-phase drive ihhafu kuphela, futhi kuthatha izinyathelo ezimbili ukuzungezisa inguquko eyodwa , ngakho-ke ukushayela kwesigaba esingu-1-2 kubizwa nangokuthi “ukushayela kwesinyathelo sesigamu” 1-2 isigaba sokushayela kungabuye kubhekwe njengedrayivu eyisisekelo yokuhlukanisa.
6,Ungakhetha kanjani i-stepper motor efanelekile?
Ukuze ukhethe okungcono kakhulu, lezo
Imithetho yetiyetha eyisisekelo kufanele ihlonishwe:
Umsebenzi wokuqala ukukhetha i-stepper motor efanele yohlelo lokusebenza.
1. Khetha i-motor ngokusekelwe endaweni ephakeme kakhulu ye-torque/ isivinini esidingwa uhlelo lokusebenza (ukukhetha ngokusekelwe esimweni esibi kakhulu)
2. Sebenzisa okungenani u-30% wemajini yedizayini ukusuka kwitorque eshicilelwe iqhathaniswa nejika lejubane (ijika lokudonsa).
3. Qiniseka ukuthi isicelo ngeke simiswe yimicimbi yangaphandle.
Isikhathi sokuthumela: Sep-09-2025