1,Ziziphi iimpawu ze-bipolar kunye ne-unipolar yemoto?
IiMotor zeBipolar:
Iinjini zethu ze-bipolar ngokubanzi zinezigaba ezibini kuphela, isigaba A kunye nesigaba B, kwaye isigaba ngasinye sineengcingo ezimbini eziphumayo, ezijiko-jiko ezahlukeneyo. Akukho nxibelelwano phakathi kwezi zigaba zibini. Iimotor ze-Bipolar zineengcingo ezi-4 eziphumayo.
Iinjini zeUnipolar:
Iinjini zethu ze-unipolar ngokubanzi zinezigaba ezine. Ngokwesiseko sezigaba ezibini zeenjini ze-bipolar, imigca emibini eqhelekileyo yongezwa.
Ukuba iingcingo eziqhelekileyo zixhunywe kunye, iingcingo eziphumayo ziyi-5 iingcingo.
Ukuba iingcingo eziqhelekileyo azixhunywanga kunye, iingcingo eziphumayo ziingcingo ezi-6.
Injini ye-unipolar inemigca emi-5 okanye emi-6 ephumayo.
2Yintoni eyona frequency yokusebenza / elona xesha liphezulu lokutsalwa?
Ubuninzi bamafrikhwethi okusebenza/Ubuninzi bokutsala ukuphuma
Ubuninzi befrikhwensi yokubaleka, ekwabizwa ngokuba yi-frequency ephezulu yokubulala / ubuninzi bokutsala-ngaphandle, yeyona frequency iphezulu apho injini inokugcina ijikeleza phantsi kohlobo oluthile lokuqhuba, i-voltage kunye nereyithingi yangoku, ngaphandle kokongeza umthwalo.
Ngenxa ye-inertia ye-rotor, i-motor ejikelezayo ifuna i-torque encinci ukujikeleza xa kuthelekiswa ne-motor emileyo, ngoko ke ubuninzi be-frequency esebenzayo iya kuba nkulu kunobuninzi bokuziqalisa.
3,Yintoni i-torque yokutsala kunye ne-torque yokutsala ye-motor stepper?
Tsala-ngaphandle torque
Ukukhupha i-torque yi-torque ephezulu enokuthi ihanjiswe ngaphandle kokulahlekelwa ngamanyathelo. Ifikelela kuyo
elona xesha lisezantsi kakhulu okanye isantya, kwaye liyehla njengoko linyuka. Ukuba umthwalo kwi
Ukunyathela i-motor ngexesha lokujikeleza kunyuka ngaphaya kwetorque yokukhupha, i-motor iya kuphuma kwinqanaba
kwaye ukusebenza ngokuchanekileyo akuyi kwenzeka.
Tsala-ngaphakathi torque
Ukutsalwa kwetorque yeyona torque iphezulu apho injini inokuqalisa ukujikeleza ngesantya esinikiweyo ukusuka
ubume bokuhlala. I-stepper ayikwazi ukuqalisa ukujikeleza kunye ne-torque yomthwalo edlula i-torque yokutsala.
Itorque yokutsala incinci kunetorque yokutsalela ngaphandle, ngenxa ye-inertia yerotor yemoto.
4,Yintoni itorque ezibeka kuyo imotor ye-stepper?
I-torque ye-Detent yi-torque ekhoyo kwimeko engavumelekanga ngenxa yentsebenziswano yesigxina
iimagnethi kunye namazinyo e-stator. Ukuphazamiseka okubonakalayo okanye ukugoba kunokuvakala ngokujikelezisa i-motor
Ngokuqhelekileyo, i-motor stepper iya kulahlekelwa ulungelelwaniso xa i-torque yokukhupha igqithisiwe ngenxa
umthwalo omninzi. IiMotor zihlala zikhethwa kwaye zivavanywa kusetyenziswa amaxabiso e-torque yokutsala ngaphezulu kwe
iimfuno zesicelo ukuthintela ukubala ezilahlekileyo okanye izitali motor.
5Zeziphi iindlela zokuqhuba ii-motor stepper?
I-Wave / inqanaba elinye lokuqhuba lisebenza ngesigaba esinye kuphela
ilayitiwe ngexesha, eliboniswe kwicala lasekunene lomzekeliso. Xa i-drive inika amandla i-pole A (i-pali esezantsi) eboniswe eluhlaza, itsala i-pali engasentla ye-rotor. Emva koko xa i-driveenergizes B kunye nokucima u-A, i-rotor ijikeleza i-90 ° kwaye oku kuyaqhubeka njengoko i-drive inika amandla kwipali nganye ngexesha.
Izigaba ezi-2-2 zokuqhuba zinegama lazo kuba izigaba ezibini ziqhubeka ngexesha. Ukuba i-drive inika amandla zombini izibonda ze-A kunye ne-B njengezibonda ezisezantsi (eziboniswe eluhlaza), ngoko i-rotor ye-North pole itsala zombini ngokulinganayo kwaye ihambelana phakathi kwezi zibini. Njengoko ulandelelwano olukhuthazayo luqhubeka ngolu hlobo, i-rotor ngokuqhubekayo iphetha ngokulungelelanisa phakathi kwezibonda ezimbini. Izigaba ezi-2 ukuya kwezi-2 zokuqhuba azifumani sisombululo zilungileyo kunenqanaba elinye, kodwa zenza itorque eninzi. Le yeyona ndlela yokuqhuba esiyisebenzisa rhoqo kuvavanyo lwethu, ekwabizwa ngokuba “yinyathelo elipheleleyo lokuqhuba”.
I-1-2 isigaba sokuqhuba sithiywa emva kokuba umqhubi etshintshe phakathi kwe-1-phase kunye ne-2-phase ye-excitation. Umqhubi unika amandla kwipali A, emva koko azinike amandla zombini iipali u-A no-B, emva koko anike amandla kwipali B, emva koko azinike amandla zombini iipali uA no-B, njalo njalo. (Kuboniswe kwindawo eluhlaza kwicala lasekunene) 1-2 isigaba sokuqhuba sibonelela ngesisombululo sentshukumo esicolekileyo. Xa izigaba ezi-2 zinikwe amandla, i-motor ine-torque eninzi. Nasi isikhumbuzo: I-torque ripple yinkxalabo, kuba inokubangela ukuvakala kunye nokungcangcazela. Xa kuthelekiswa nenqanaba elipheleleyo lokuqhuba / i-2-2-phase drive, i-angle yenyathelo le-1-2-phase drive is only half, kwaye ithatha kabini amanyathelo ukujikeleza enye revolution , ngoko ke i-1-2 yesigaba sokuqhuba ikwabizwa ngokuba "i-half step drive" i-1-2 isigaba sokuqhuba sinokuqwalaselwa njengeyona nto isisiseko sokwahlula-hlula.
6,Indlela yokukhetha i-motor ye-stepper efanelekileyo?
Olona khetho lungcono, ezo
Imigaqo yethiyori esisiseko kufuneka ihlonitshwe:
Umsebenzi wokuqala kukukhetha i-motor ye-stepper efanelekileyo kwisicelo.
1. Khetha i-motor ngokusekwe kweyona torque iphezulu/ isantya sesantya esifunwa sisicelo (ukhetho olusekwe kwimeko embi kakhulu)
2. Sebenzisa ubuncinane i-30% yoyilo lwemida ukusuka kwi-torque epapashiweyo vs. i-curve yesantya (i-curve-out curve).
3. Qinisekisa ukuba isicelo asiyi kumiswa ziziganeko zangaphandle.
Ixesha lokuposa: Sep-09-2025