1, momwe mungayang'anire njira yozunguliramota ya stepper?
Mukhoza kusintha chizindikiro cha mulingo wa njira yowongolera. Mutha kusintha mawaya a mota kuti musinthe njira, motere: Pa ma mota a magawo awiri, gawo limodzi lokha la motor line exchange access stepper motor driver lingakhale, monga A + ndi A- exchange. Pa ma mota a magawo atatu, si gawo limodzi la motor line exchange, koma liyenera kukhala kusinthana kotsatizana kwa magawo awiriwa, monga kusinthana kwa A + ndi B +, kusinthana kwa A- ndi B.
2,mota ya stepperPhokoso ndi lalikulu kwambiri, palibe mphamvu, ndipo kugwedezeka kwa injini, bwanji?
Izi zimachitika chifukwa chakuti injini ya stepper imagwira ntchito m'dera la oscillation, lomwe ndi yankho.
A, sinthani pafupipafupi ya chizindikiro cholowera CP kuti mupewe malo ozungulira.
B, kugwiritsa ntchito kugawa magawo, kotero kuti ngodya ya sitepe ichepe, ikuyenda bwino.
3, pamenemota ya stepperyayatsidwa, shaft ya mota siikutembenuka bwanji?
Pali zifukwa zingapo zomwe injiniyo siizungulira.
A, kuzungulira koletsa kupitirira muyeso
B, ngati injini yawonongeka
C, ngati injiniyo ilibe intaneti
D, kaya chizindikiro cha pulse CP chikhale zero
4, dalaivala wa stepper motor wayamba kugwira ntchito, injini ikugwedezeka, singathe kugwira ntchito, ndichite bwanji?
Mukakumana ndi vutoli, choyamba yang'anani monitor winding ndi driver connection ndipo palibe kulumikizana kolakwika, monga palibe kulumikizana kolakwika, kenako yang'anani kuti input pulse signal frequency ndi yokwera kwambiri, ngati kapangidwe ka lift frequency sikoyenera.
5, momwe mungachitire bwino pokhotakhota pa kukweza mota wa stepper?
Liwiro la mota ya stepper likusintha ndi chizindikiro cha pulse cholowera. Mwachidziwitso, ingopatsani chizindikiro cha pulse cha dalaivala. Chilichonse chimapatsa dalaivala pulse (CP), mota ya stepper imazungulira ngodya ya sitepe (kugawa kwa ngodya ya sitepe yogawa magawo). Komabe, chifukwa cha magwiridwe antchito a mota ya stepper, chizindikiro cha CP chimasintha mofulumira kwambiri, mota ya stepper sidzatha kupitiliza ndi kusintha kwa zizindikiro zamagetsi, zomwe zimapanga masitepe otsekeka ndi otayika. Chifukwa chake mota ya stepper kuti ikhale pa liwiro lalikulu, payenera kukhala njira yofulumira, poyimitsa payenera kukhala njira yofulumira. Kuthamanga konsekonse mmwamba ndi pansi lamulo lomwelo, kufulumira kotsatira monga chitsanzo: njira yofulumira imakhala ndi ma frequency odumpha komanso curve ya liwiro (ndi mosemphanitsa). Ma frequency oyambira sayenera kukhala akulu kwambiri, apo ayi ipanganso blocking ndi step yotayika. Ma curve othamanga ndi otsika nthawi zambiri amakhala ma exponential curve kapena ma exponential curve osinthika, ndithudi, amathanso kugwiritsa ntchito mizere yowongoka kapena ma sine curve, ndi zina zotero. Ogwiritsa ntchito ayenera kusankha ma frequency oyenera oyankha ndi liwiro malinga ndi katundu wawo, ndipo sikophweka kupeza curve yoyenera, ndipo nthawi zambiri imafuna mayeso angapo. Ma curve othamanga kwambiri mu pulogalamu yeniyeni ya mapulogalamu ndi ovuta kwambiri, nthawi zambiri amawerengedwa mu nthawi yokhazikika yosungidwa mu kukumbukira kwa kompyuta, ndipo njira yogwirira ntchito imasankhidwa mwachindunji.
6, mota ya stepper yotentha, kutentha kwabwinobwino ndi kotani?
Kutentha kwa injini yopondaponda kwambiri kudzachotsa maginito a maginito a injiniyo, zomwe zimapangitsa kuti mphamvu ya maginito itsike komanso kutayika kwa sitepe. Chifukwa chake, kutentha kwakukulu komwe kungaloledwe kwa kunja kwa injiniyo kuyenera kudalira malo ochotsera maginito a zinthu zosiyanasiyana zamaginito. Nthawi zambiri, malo ochotsera maginito a zinthu zamaginito ndi opitilira madigiri 130 Celsius, ndipo ena ndi okwera kwambiri. Chifukwa chake mawonekedwe a injini yopondaponda pa madigiri 80-90 Celsius ndi abwinobwino.
7, mota ya stepper ya magawo awiri ndi mota ya stepper ya magawo anayi ndi chiyani?
Ma mota oyendera magawo awiri ali ndi ma winding awiri okha pa stator okhala ndi mawaya anayi otuluka, 1.8° pa sitepe yonse ndi 0.9° pa theka la sitepe. Mu drive, ndikokwanira kuwongolera kayendedwe ka magetsi ndi njira yamagetsi ya ma winding awiri. Ngakhale mota yoyendera magawo anayi mu stator ili ndi ma winding anayi, pali mawaya asanu ndi atatu, sitepe yonse ndi 0.9°, theka la sitepe ndi 0.45°, koma dalaivala ayenera kuwongolera ma winding anayi, dera ndi lovuta kwambiri. Chifukwa chake mota ya magawo awiri yokhala ndi ma drive awiri, mota ya magawo anayi ya waya eyiti ili ndi njira zolumikizira zofanana, zotsatizana, zamtundu umodzi. Kulumikizana kofanana: ma winding anayi awiri ndi awiri, kukana kwa ma winding ndi inductance kumachepa kwambiri, mota imayenda ndi kuthamanga kwabwino, liwiro lalikulu ndi torque yayikulu, koma mota imafunika kuyika kawiri kuposa mphamvu yovotera, kutentha, zofunikira pa mphamvu yotulutsa ma drive zimawonjezeka. Ikagwiritsidwa ntchito motsatizana, kukana kwa kuzunguliza ndi kulowetsa mphamvu kumawonjezeka kwambiri, mota imakhala yokhazikika pa liwiro lotsika, phokoso ndi kupanga kutentha zimakhala zochepa, zofunikira pa kuyendetsa sizikhala zapamwamba, koma kutayika kwa torque ya liwiro lalikulu ndi kwakukulu. Chifukwa chake ogwiritsa ntchito amatha kusankha njira yolumikizira mawaya anayi a waya eyiti malinga ndi zofunikira.
8, injini ili ndi mizere isanu ndi umodzi ya magawo anayi, ndipo dalaivala wa injini ya stepper ndi wautali ngati njira yothetsera mizere inayi, momwe mungagwiritsire ntchito?
Pa mota ya mawaya asanu ndi limodzi ya magawo anayi, pompo lapakati la mawaya awiri omwe ali pampando silinalumikizidwe, mawaya ena anayi ndi dalaivala zimalumikizidwa.
9, kusiyana pakati pa ma mota oyendera ma stepper ndi ma mota ophatikiza ma stepper?
Mosiyana ndi kapangidwe ndi zinthu, ma mota osakanikirana ali ndi zinthu zokhazikika zamtundu wa maginito mkati, kotero ma mota ophatikizana oyenda bwino amathamanga bwino, ndi mphamvu yoyandama yothamanga kwambiri komanso phokoso lochepa.
Nthawi yotumizira: Novembala-16-2022