1. Chii chinonzi stepper motor?
A stepper mota ndeye actuator inoshandura magetsi emagetsi kuita angular displacement. Kuti uzviise pachena: kana mutyairi wenhanho akagamuchira chiratidzo chepulse, inotyaira mota inotsika kuti itenderere kona yakatarwa (uye nhanho angle) munzira yakatarwa. Iwe unogona kudzora huwandu hwemapulses kudzora kusimuka kweangular, kuitira kuti uwane chinangwa chechokwadi chinzvimbo; panguva imwecheteyo, iwe unogona kudzora kuwanda kwema pulses kudzora kumhanya uye kukurumidza kwemota kutenderera, kuitira kuti uwane chinangwa chekumhanyisa mutemo.
2. Ndeapi marudzi ema stepper motors aripo?
Kune marudzi matatu emamotor anotsika: anogara magineti (PM), reactive (VR) uye hybrid (HB). Permanent magineti kutsika kazhinji maviri-pase, ine diki torque uye vhoriyamu, uye kona yekutsika inowanzoita 7.5 madhigirii kana 15 madhigirii; reactive stepping inowanzoita matatu-phase, ine hombe torque kubuda, uye kukwira kona kunowanzo 1.5 madhigirii, asi ruzha uye kudedera kwakanaka. MuEurope neUnited States nedzimwe nyika dzakabudirira muma80 dzakabviswa; hybrid stepping inoreva musanganiswa wekusingaperi magineti mhando uye zvakanakira maitiro ekuita. Yakakamurwa kuita maviri-chikamu uye shanu-chikamu: maviri-chikamu kutsika kona kazhinji 1.8 madhigirii uye mashanu-chikamu kutsika kona kazhinji 0.72 madhigirii. Iyi mhando ye stepper mota ndiyo inonyanya kushandiswa.
3. Chii chinonzi torque yekubata (HOLDING TOQUE)?
Kubata torque (HOLDING TORQUE) inoreva torque ye stator inokiya rotor kana stepper mota yapihwa simba asi isiri kutenderera. Ndiyo imwe yeakanyanya kukosha paramita yeanotsika mota, uye kazhinji torque yeinotsika mota painomhanya yakaderera iri padyo nekubata torque. Sezvo iyo inobuda torque yeinotsika mota ichiramba ichiora nekuwedzera kumhanya, uye simba rekubuda richichinja nekumhanya kuri kuwedzera, iyo torque yakabata inova imwe yeakanyanya kukosha paramita yekuyera inotsika mota. Semuenzaniso, kana vanhu vachiti 2N.m stepping motor, zvinoreva mota inotsika ine torque yakabata ye2N.m isina mirairo yakakosha.
4. Chii chinonzi DETENT TOQUE?
DETENT TORQUE ndiyo torque iyo stator inovhara rotor kana motokari inotsika isina simba.DETENT TORQUE haishandurwi nenzira yakafanana muChina, iyo iri nyore kusanzwisiswa; sezvo rotor ye reactive stepping mota isiri yechigarire magineti, haina DETENT TORQUE.
5. Chii chakanyatsojeka chemotor yekutsika? Zviri kuwedzera here?
Kazhinji, iko kurongeka kweiyo stepper mota ndeye 3-5% yeinotsika kona, uye haina kuwanda.
6. Yakawanda sei tembiricha inobvumidzwa kunze kweiyo stepper mota?
Iyo tembiricha yepamusoro yekutsika mota inotanga demagnetize iyo magineti emota, iyo inotungamira kudonhedza torque kana kutobuda nhanho, saka tembiricha yepamusoro inotenderwa kunze kwemota inofanirwa kuenderana neiyo demagnetization point yemagineti emhando dzakasiyana; kazhinji, demagnetization point yemagnetic material inodarika 130 degrees celsius, uye mamwe acho anotosvika anopfuura 200 madhigirii celsius, saka zvakajairika kuti kunze kwemota inotsika kuve mutembiricha ye80-90 degrees Celsius.
7. Sei torque ye stepper motor ichiderera nekuwedzera kwekutenderera kunotenderera?
Kana mota inotsika ichitenderera, inductance yechikamu chimwe nechimwe chemotor winding inoumba reverse electromotive force; iyo yakakwirira frequency, yakakura reverse electromotive simba. Pasi pechiito chayo, iyo motor phase ikozvino inoderera nekuwedzera kweiyo frequency (kana kumhanya), izvo zvinotungamira mukudzikira kwe torque.
8. Sei mota inotsika ichigona kumhanya zvakajairika nekumhanya kwakaderera, asi kana yakakwirira kupfuura imwe sipidhi isingagoni kutanga, uye ichiperekedzwa nekuridza muridzo?
Kutsika mota ine tekinoroji parameter: hapana-mutoro wekutanga frequency, ndiko kuti, iyo pulse frequency yeinotsika mota inogona kutanga zvakajairika pasina mutoro, kana iyo pulse frequency yakakwira kupfuura iyi kukosha, mota haigone kutanga zvakajairika, uye inogona kurasikirwa nhanho kana kuvharira. Muchiitiko chemutoro, nguva yekutanga inofanira kunge yakaderera. Kana iyo mota ichizowana kumhanyisa kutenderera, iyo pulse frequency inofanirwa kukwidziridzwa, kureva, iyo yekutanga frequency yakaderera, uye yobva yawedzerwa kune yaidiwa yakakwirira frequency (motor kumhanya kubva pasi kusvika kumusoro) pane kumwe kukurumidza.
9. Nzira yekukunda sei kuzunguzika uye ruzha rwemaviri-chikamu hybrid stepping mota nekumhanya kwakaderera?
Vibration uye ruzha kusakanganiswa kweanotsika mota kana ichitenderera ichimhanya yakaderera, iyo inogona kukundwa nezvirongwa zvinotevera:
A. Kana iyo inotsika mota ikaitika kushanda munzvimbo yeresonance, iyo resonance nzvimbo inogona kudziviswa nekushandura mechanical transmission seyero yekuderedza;
B. Gamuchira mutyairi nebasa rekupatsanura, inova nzira inowanzoshandiswa uye iri nyore;
C. Tsiva nemota yekutsika ine diki nhanho kona, senge matatu-chikamu kana shanu-chikamu chinotsika mota;
D. Chinja ku AC servo motors, iyo inogona kunge yakakunda zvachose kuzunguza uye ruzha, asi nemutengo wepamusoro;
E. Mumotokari shaft ine magnetic damper, misika ine zvigadzirwa zvakadaro, asi mechanical structure yekuchinja kukuru.
10. Ko kupatsanurwa kwedhiraivha kunomiririra kururama here?
Stepper mota kududzira inyanzvi yemagetsi yekudzikisa tekinoroji (ndapota tarisa kune akakodzera mabhuku), chinangwa chikuru chiri kudzikamisa kana kubvisa yakaderera-frequency vibration yeiyo stepper mota, uye kuvandudza kumhanya kwemota ingori chiitiko chechiitiko cheiyo interpolation tekinoroji. Semuyenzaniso, kune maviri-phase hybrid stepping motor ine stepping angle ye 1.8°, kana interpolation nhamba yemutyairi weinterpolation ikaiswa ku4, ipapo mota inomhanya resolution i0.45° per pulse. Kunyangwe kurongeka kwemota kunogona kusvika kana kusvika 0.45 ° zvinoenderanawo nezvimwe zvinhu zvakaita sekurongeka kweiyo interpolation ikozvino kutonga kwemutyairi weinterpolation. Vagadziri vakasiyana veakakamurwa dhiraivha chaiyo inogona kusiyana zvakanyanya; iyo yakakura iyo yakakamurwa mapoinzi ndiyo yakanyanya kuoma kudzora nemazvo.
11. Ndeupi mutsauko uripo pakati peseries yekubatanidza uye parallel yekubatanidza yechina-phase hybrid stepping mota nemutyairi?
Ina-phase hybrid stepping mota inowanzo fambiswa neaviri-chikamu mutyairi, saka, iyo yekubatanidza inogona kushandiswa munhevedzano kana parallel yekubatanidza nzira yekubatanidza iyo ina-chikamu mota kuita maviri-chikamu kushandiswa. Iyo yakatevedzana yekubatanidza nzira inowanzo shandiswa muzviitiko apo kumhanya kwemota kwakakwira, uye inobuda ikozvino yemutyairi inodiwa ndeye 0.7 nguva dzechikamu chazvino chemota, nekudaro kupisa kwemota kudiki; iyo parallel yekubatanidza nzira inowanzo shandiswa muzviitiko apo kumhanya kwemota kwakakwira zvakanyanya (inozivikanwawo seyakakwira-kumhanya nzira yekubatanidza), uye inobuda ikozvino yemutyairi inodiwa ndeye 1.4 nguva dzechikamu chazvino chemotor, nekudaro kupisa kwemota kwakakura.
12. Nzira yekuziva sei stepper motor driver DC magetsi ekupa?
A. Kutsunga kwemagetsi
Hybrid stepper mota mutyairi magetsi emagetsi emagetsi anowanzo yakafaranuka (senge IM483 magetsi emagetsi e12 ~ 48VDC), iwo magetsi emagetsi emagetsi anowanzo kusarudzwa zvichienderana nekumhanya kwemota uye nekupindura zvinodiwa. Kana iyo mota yekushanda ichimhanya yakakwira kana chinodiwa chekupindura chiri kukurumidza, saka kukosha kwevoltage kwakakwirawo, asi teerera kune ripple yemagetsi emagetsi emagetsi haigone kudarika iyo yakanyanya kupinza voltage yemutyairi, zvikasadaro mutyairi anogona kukuvara.
B. Kutsunga kwezvino
Iyo magetsi emagetsi ikozvino inotarwa zvichienderana neinobuda chikamu ikozvino I yemutyairi. Kana iyo mutsara wemagetsi inoshandiswa, magetsi ekugadzirisa magetsi anogona kuva 1.1 kusvika 1.3 nguva dzeI. Kana kushandiswa kwemagetsi kunoshandiswa, magetsi ekugadzirisa magetsi anogona kuva 1.5 kusvika 2.0 nguva dzeI.
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Kana iyo yemahara chiratidzo MAHARA yakadzikira, yazvino kubuda kubva kumutyairi kuenda kumota inogurwa uye mota rotor iri munzvimbo yemahara (isina mhepo). Mune mimwe michina yeautomation, kana iwe uchifanirwa kutenderedza mota shaft zvakananga (nemaoko) kana dhiraivha isina kupihwa simba, unogona kuseta iyo YEMAHARA siginecha yakaderera kuti utore mota kunze kwenyika uye uite manyore mashandiro kana kugadzirisa. Mushure mekushanda kwemanyorerwo kwapera, isa iyo YEMAHARA siginecha kumusoro zvakare kuti uenderere mberi otomatiki kudzora.
14. Ndeipi nzira iri nyore yekugadzirisa kwainotenderera mota ine zvikamu zviviri kana ichinge yasimbiswa?
Ingorongedza A+ uye A- (kana B+ uye B-) yemota uye mutyairi wiring.
15. Ndeupi musiyano uripo pakati pezvikamu zviviri neshanu-chikamu chehybrid stepper motors zvekushandisa?
Mubvunzo Mhinduro:
Kazhinji kutaura, maviri-chikamu motors ane hombe nhanho makona ane yakanaka yepamusoro-kumhanya maitiro, asi kune yakaderera-kumhanya vibration zone. Mashanu-phase motors ane diki nhanho kona uye anomhanya zvakanaka pakumhanya kwakaderera. Nokudaro, mumotokari inomhanya zvakakodzera zvinodiwa zvakakwirira, uye kunyanya muchikamu chepasi-chinomhanya (kazhinji chisingasviki 600 rpm) chechiitiko chinofanira kushandiswa shanu-phase motor; pane zvinopesana, kana kutsvaga kwekushanda kwepamusoro-soro yemotokari, kururamisa uye kutsetseka kwechiitiko pasina zvakawanda zvinodiwa zvinofanira kusarudzwa pamutengo wakaderera wemagetsi maviri-chikamu. Mukuwedzera, iyo torque yeshanu-phase motors inowanzopfuura 2NM, kune diki torque applications, maviri-phase motors anowanzo shandiswa, nepo dambudziko rekudzika-kumhanya kutsvedzerera rinogona kugadziriswa nekushandisa yakakamurwa dhiraivha.
Nguva yekutumira: Sep-12-2024