1. Iyini i-stepper motor?
I-stepper motor iyi-actuator eguqula ama-pulses kagesi abe yi-angular displacement. Ukuyibeka ngokucacile: lapho umshayeli we-stepper ethola isignali ye-pulse, ishayela i-stepper motor ukuze ijikeleze i-angle engaguquki (kanye ne-angle yesinyathelo) ekuqondeni okuhleliwe. Ungakwazi ukulawula inani lama-pulses ukulawula ukuhamba kwe-angular, ukuze ufeze inhloso yokubeka okunembile; ngesikhathi esifanayo, ungakwazi ukulawula imvamisa yama-pulses ukulawula ijubane nokusheshisa kokujikeleza kwemoto, ukuze ufeze inhloso yokulawula isivinini.
2. Yiziphi izinhlobo zama-stepper motors akhona?
Kunezinhlobo ezintathu zamamotho okunyathela: uzibuthe unomphela (PM), i-reactive (VR) ne-hybrid (HB). Ukunyathela kukazibuthe okuhlala njalo kuvame ukuba yizigaba ezimbili, kunetorque encane nevolumu, kanti i-engeli yokunyathela ngokuvamile iba ngamadigri angu-7.5 noma angu-15; ukunyathela okusebenzayo ngokuvamile kuyizigaba ezintathu, okuphumayo kwetorque enkulu, futhi i-engeli yokunyathela ngokuvamile iba amadigri angu-1.5, kodwa umsindo nokudlidliza kukhulu. EYurophu nase-United States nakwamanye amazwe athuthukile ngeminyaka yama-80 iye yaqedwa; i-hybrid stepping ibhekisela engxubeni yohlobo lukazibuthe oluhlala njalo kanye nezinzuzo zohlobo lokusabela. Ihlukaniswe ngezigaba ezimbili nezigaba ezinhlanu: i-engeli yokunyathela yezigaba ezimbili ngokuvamile ingamadigri angu-1.8 futhi i-engeli yokunyathela yezigaba ezinhlanu ngokuvamile ingu-0.72 degrees. Lolu hlobo lwe-stepper motor lusetshenziswa kakhulu.
3. Iyini i-torque yokubamba (HOLDING TOQUE)?
Ukubamba i-torque (HOLDING TORQUE) kubhekisela ku-torque ye-stator evala i-rotor lapho i-stepper motor inamandla kodwa ingazungezi. Ingenye yemingcele ebaluleke kakhulu ye-stepper motor, futhi ngokuvamile i-torque ye-stepper motor ngesivinini esiphansi iseduze ne-torque yokubamba. Njengoba i-torque ephumayo ye-stepper motor iqhubeka nokubola ngesivinini esikhulayo, futhi amandla okukhiphayo ashintsha ngesivinini esikhulayo, i-torque yokubamba iba enye yemingcele ebaluleke kakhulu yokulinganisa i-stepper motor. Isibonelo, uma abantu bethi 2N.m stepping motor, kusho injini yesitebhisi enetorque engu-2N.m ngaphandle kweziyalezo ezikhethekile.
4. Iyini i-DETENT TOQUE?
I-DETENT TOQUE i-torque ukuthi i-stator ikhiya i-rotor lapho isitebhisi esinyathelayo singenawo amandla.I-DETENT TOQUE ayihunyushwa ngendlela efanayo e-China, okulula ukuqondwa kabi; njengoba i-rotor ye-steping motor engeyona into ehlala njalo kazibuthe, ayinayo i-DETENT TORQUE.
5. Kuyini ukunemba kwenjini yokunyathela? Ingabe iyaqongelela?
Ngokuvamile, ukunemba kwe-stepper motor kungu-3-5% we-engeli yokunyathela, futhi ayiqoqi.
6. Kungakanani izinga lokushisa elivunyelwe ngaphandle kwe-stepper motor?
Izinga lokushisa eliphakeme lemoto enyathelayo kuqala lizokhipha uzibuthe wemoto, okuzoholela ekwehleni kwetorque noma ngisho nokuphuma esinyathelweni, ngakho-ke izinga lokushisa eliphakeme elivunyelwe ingaphandle lemoto kufanele lincike endaweni ye-demagnetization yezinto kazibuthe zamamotho ahlukene; ngokuvamile, iphoyinti lokususa uzibuthe lezinto kazibuthe lingaphezu kuka-130 degrees Celsius, kanti amanye afinyelela ngisho nangaphezu kuka-200 degrees Celsius, ngakho kujwayelekile ngokuphelele ukuthi ingaphandle lemoto enyathelayo libe sebangeni lokushisa elingu-80-90 degrees Celsius.
7. Kungani i-torque ye-stepper motor yehla ngokunyuka kwejubane elijikelezayo?
Lapho isitebhisi semoto sizungeza, inductance yesigaba ngasinye sokujika kwemoto izokwakha amandla e-electromotive reverse; ukuphakama kwefrikhwensi, kuyanda amandla e-electromotive ahlanekezelwe. Ngaphansi kwesenzo saso, i-motor phase current iyancipha ngokunyuka kwemvamisa (noma isivinini), okuholela ekwehleni kwe-torque.
8. Kungani i-stepper motor ingagijima ngokujwayelekile ngesivinini esiphansi, kodwa uma iphakeme kunejubane elithile ingakwazi ukuqala, futhi ihambisane nomsindo wekhwela?
I-stepping motor inepharamitha yobuchwepheshe: imvamisa yokungena komthwalo, okungukuthi, imvamisa ye-pulse yemoto yokunyathela ingaqala ngokujwayelekile ngaphandle komthwalo, uma imvamisa ye-pulse ingaphezulu kwaleli xabiso, i-motor ayikwazi ukuqala ngokujwayelekile, futhi ingalahlekelwa yisinyathelo noma ivimbe. Endabeni yomthwalo, imvamisa yokuqala kufanele ibe ngaphansi. Uma i-motor izokwazi ukufeza ukujikeleza kwesivinini esikhulu, imvamisa ye-pulse kufanele isheshiswe, okungukuthi, imvamisa yokuqala iphansi, bese ikhuphuka ibe imvamisa ephezulu oyifunayo (isivinini se-motor ukusuka phansi kuya phezulu) ngokusheshisa okuthile.
9. Ungakunqoba kanjani ukudlidliza nomsindo we-two-phase hybrid stepping motor ngesivinini esiphansi?
Ukudlidliza nomsindo kungububi bemvelo bama-stepper motors lapho uzungeza ngesivinini esiphansi, okungahle kunqotshwe izinhlelo ezilandelayo:
A. Uma isitebhisi sesitebhisi sisebenza endaweni ye-resonance, indawo ye-resonance ingagwenywa ngokushintsha ukudluliswa komshini njengesilinganiso sokunciphisa;
B. Yamukela umshayeli ngomsebenzi wokuhlukanisa iziqephu, okuyindlela evame ukusetshenziswa nelula kakhulu;
C. Faka esikhundleni senjini yokunyathela nge-engeli encane yesinyathelo, njengemotho yokunyathela enezigaba ezintathu noma ezinhlanu;
D. Shintshela kuma-AC servo motors, angacishe anqobe ngokuphelele ukudlidliza nomsindo, kodwa ngezindleko eziphakeme;
E. Ku-motor shaft ene-damper magnetic, imakethe inemikhiqizo enjalo, kodwa isakhiwo somshini soshintsho olukhulu.
10. Ingabe ukuhlukaniswa iziqephu kwedrayivu kumelela ukunemba?
Ukuhunyushwa kwe-Stepper motor empeleni kuwubuchwepheshe bokudambisa i-elekthronikhi (sicela ubheke ezincwadini ezifanele), inhloso enkulu yakhona okuwukunciphisa noma ukuqeda ukudlidliza okuphansi kwe-stepper motor, kanye nokwenza ngcono ukunemba kokugijima kwemoto kuwumsebenzi ozenzekile wobuchwepheshe bokuhumusha. Isibonelo, kunjini yezigaba ezimbili eyi-hybrid stepping motor ene-engeli yokunyathela engu-1.8°, uma inombolo yokuhumusha yomshayeli we-interpolation isethelwe ku-4, khona-ke ukulungiswa kwemoto okusebenzayo kungu-0.45° ishayela ngalinye. Ukuthi ukunemba kwemoto kungafinyelela noma kusondele ku-0.45° nakho kuncike kwezinye izici ezifana nokunemba kokulawulwa kwamanje kokuhumusha komshayeli we-interpolation. Abakhiqizi abahlukene bokunemba kwedrayivu ehlukanisiwe bangahluka kakhulu; amaphoyinti ahlukene amakhulu kuba nzima kakhulu ukulawula ukunemba.
11. Uyini umehluko phakathi koxhumano lochungechunge noxhumano oluhambisanayo lwe-4-phase hybrid stepping motor kanye nomshayeli?
I-4-phase hybrid stepping motor ngokuvamile ishayelwa umshayeli wezigaba ezimbili, ngakho-ke, ukuxhumana kungasetshenziswa ochungechungeni noma indlela yokuxhumana efanayo ukuxhuma injini yezigaba ezine ekusetshenzisweni kwezigaba ezimbili. Indlela yokuxhuma yochungechunge ngokuvamile isetshenziswa ezikhathini lapho isivinini semoto siphezulu uma kuqhathaniswa, futhi okuphumayo komshayeli okudingekayo izikhathi ezingu-0.7 zesigaba samanje semoto, ngaleyo ndlela ukushisa kwemoto kukuncane; indlela yokuxhumana ehambisanayo ngokuvamile isetshenziswa ezikhathini lapho ijubane lemoto liphakeme ngokuqhathaniswa (eyaziwa nangokuthi indlela yokuxhumeka kwesivinini esikhulu), futhi okuphumayo komshayeli okudingekayo izikhathi ezingu-1.4 zesigaba samanje semoto, ngaleyo ndlela ukushisisa kwenjini kukhulu.
12. Unganquma kanjani i-stepper motor driver DC power supply?
A. Ukunqunywa kwamandla kagesi
I-Hybrid stepper motor power power supply voltage ngokuvamile iyinhlobo ebanzi (njenge-IM483 power supply voltage ka-12 ~ 48VDC), i-voltage yokuphakelwa kwamandla imvamisa ukukhethwa ngokuya ngesivinini sokusebenza kwemoto kanye nezidingo zokuphendula. Uma isivinini sokusebenza kwemoto siphezulu noma isidingo sokuphendula sishesha, khona-ke inani le-voltage nalo liphezulu, kodwa naka i-ripple ye-voltage yokuhlinzeka amandla ayikwazi ukudlula umthamo omkhulu wokufaka womshayeli, ngaphandle kwalokho umshayeli angase alimale.
B. Ukunqunywa kwamandla wamanje
Amandla kagesi ngokuvamile anqunywa ngokuya ngesigaba sokukhiphayo samanje somshayeli. Uma ugesi womugqa usetshenziswa, amandla amanje angaba ngu-1.1 kuya ku-1.3 izikhathi ze-I. Uma ukunikezwa kwamandla okushintsha kusetshenziswa, amandla amanje angaba izikhathi ezingu-1.5 kuya kwezingu-2.0 ze-I.
13. Kungaphansi kwaziphi izimo lapho isignali engaxhunyiwe ku-inthanethi YAMAHHALA yomshayeli we-hybrid stepping motor ngokuvamile isetshenziswa?
Uma isignali engaxhunyiwe ku-inthanethi MAHHALA iphansi, okukhiphayo kwamanje kusuka kumshayeli kuya enjini kuyanqanyulwa futhi i-rotor yemoto isesimweni esikhululekile (isimo sokungaxhunyiwe ku-inthanethi). Kweminye imishini ezishintshayo, uma kudingeka ukuthi uzungezise shaft yemoto ngokuqondile (mathupha) lapho idrayivu ingenawo amandla, ungasetha isignali YAMAHHALA iphansi ukuze uyikhiphe ungaxhunyiwe ku-inthanethi futhi wenze umsebenzi owenziwa mathupha noma ulungise. Ngemva kokuqedwa kokusebenza mathupha, setha isignali YAMAHHALA phezulu futhi ukuze uqhubeke nokulawula okuzenzakalelayo.
14. Iyiphi indlela elula yokulungisa indlela yokuzungezisa umshini wokunyathela onezigaba ezimbili lapho inikwe amandla?
Vele uqondanise u-A+ no-A- (noma u-B+ no-B-) wezintambo zenjini nomshayeli.
15. Uyini umehluko phakathi kwamamotor e-hybrid stepper motors ezigaba ezimbili nezigaba ezinhlanu zohlelo lokusebenza?
Impendulo yombuzo:
Ngokuvamile, amamotho ezigaba ezimbili anama-engeli amakhulu wesinyathelo anezici ezinhle zesivinini esikhulu, kodwa kunendawo yokudlidliza enesivinini esiphansi. Amamotho ezigaba ezinhlanu ane-engeli encane yesinyathelo futhi asebenza kahle ngesivinini esiphansi. Ngakho-ke, ku-motor egijima izidingo zokunemba ziphezulu, futhi ikakhulukazi esigabeni esinesivinini esiphansi (ngokuvamile esingaphansi kuka-600 rpm) kufanele kusetshenziswe i-motor yesigaba ezinhlanu; ngokuphambene nalokho, uma ukuphishekela ukusebenza kwesivinini esiphezulu semoto, ukunemba nokushelela kwesenzakalo ngaphandle kwezidingo eziningi kufanele kukhethwe ngezindleko eziphansi zamamotho ezigaba ezimbili. Ukwengeza, i-torque yama-motor ezigaba ezinhlanu ngokuvamile ingaphezu kwe-2NM, kwezicelo ze-torque ezincane, ama-motor ezigaba ezimbili ngokuvamile asetshenziswa, kanti inkinga yokushelela kwejubane eliphansi ingaxazululwa ngokusebenzisa idrayivu ehlukanisiwe.
Isikhathi sokuthumela: Sep-12-2024