Motar tana da matuƙar muhimmanci a fannin wutar lantarkiFirintar 3D, daidaitonsa yana da alaƙa da tasirin bugawa na 3D mai kyau ko mara kyau, gabaɗaya bugawa na 3D akan amfani da injin stepper.
To akwai wasu firintocin 3D da ke amfani da injinan servo? Yana da ban mamaki kuma daidai, amma me zai hana a yi amfani da shi a kan firintocin 3D na yau da kullun?
Ɗaya daga cikin kurakuran: yana da tsada sosai! Idan aka kwatanta da firintocin 3D na yau da kullun, ba shi da daraja. Idan ya fi kyau ga firintocin masana'antu, ko da yake yana da kyau, zai iya inganta daidaito kaɗan.
A nan za mu ɗauki waɗannan injunan guda biyu, cikakken nazarin kwatantawa don ganin bambancin.
Ma'anoni daban-daban.
Motar Stepperna'urar motsi ce mai rarrabe, ta bambanta da AC na yau da kullun da kumaInjinan DC, injinan yau da kullun zuwa wutar lantarki don juyawa, amma injin stepper ba haka bane, injin stepper shine karɓar umarni don yin mataki.
Injin Servo injin ne da ke sarrafa aikin sassan injina a cikin tsarin servo, wanda zai iya sa saurin sarrafawa, daidaiton matsayi ya zama daidai, kuma zai iya canza siginar wutar lantarki zuwa karfin juyi da saurin tuki don tuki abin sarrafawa.
Duk da cewa su biyun suna kama da juna a yanayin sarrafawa (zaren bugun jini da siginar shugabanci), akwai manyan bambance-bambance a cikin amfani da aiki da lokutan aikace-aikace. Yanzu kwatanta amfani da aikin biyu.
Daidaiton sarrafawa ya bambanta.
Mataki biyuinjin stepper na matasanKusurwar mataki gabaɗaya , 1.8 °, 0.9 °
Ingancin sarrafa injin AC servo yana samuwa ne ta hanyar na'urar juyawa mai juyawa a bayan shaft ɗin motar. Ga injin Panasonic cikakken dijital na AC servo, misali, ga injin da ke da daidaitaccen lambar 2500, daidai yake da bugun jini 360°/10000=0.036° saboda fasahar mitar sau huɗu da ake amfani da ita a cikin tuƙin.
Ga injin da ke da na'urar ɓoye bayanai ta bit 17, na'urar tana karɓar bugun 217=131072 a kowace juyi na mota, wanda ke nufin cewa bugunsa daidai yake da daƙiƙa 360°/131072=9.89, wanda shine 1/655 na bugun da ya yi daidai da injin stepper mai kusurwar mataki na 1.8°.
Halaye daban-daban na ƙarancin mita.
Motar stepper a ƙaramin gudu za ta bayyana wani abu mai kama da girgizar ƙasa. Mitar girgiza tana da alaƙa da yanayin lodi da aikin tuƙi, kuma gabaɗaya ana ɗaukarta a matsayin rabin mitar farawa ba tare da lodi ba na motar.
Wannan yanayin girgizar ƙasa da aka ƙayyade bisa ga ƙa'idar aiki na motar stepper yana da matuƙar illa ga aikin da injin yake yi a kullum. Lokacin da injin stepper ke aiki a ƙananan gudu, yakamata a yi amfani da fasahar damping gabaɗaya don shawo kan matsalar girgizar ƙasa, kamar ƙara damping ga motar, ko amfani da fasahar raba hanya a kan tuƙi.
Motar AC servo tana aiki cikin sauƙi kuma ba ta yin rawar jiki ko da a ƙananan gudu. Tsarin AC servo yana da aikin rage sautin murya, wanda zai iya rufe rashin tauri na injina, kuma tsarin yana da aikin warware mitar cikin gida, wanda zai iya gano wurin sautin murya na injina da kuma sauƙaƙe daidaita tsarin.
Aiki daban-daban na aiki.
Kula da motar Stepper iko ne na bude-madauri, mai yawa sosai mitar farawa ko kuma mai yawa, kaya yana iya haifar da asarar matakai ko toshewa, mai yawa sosai gudun lokacin tsayawa yana iya wuce gona da iri, don haka don tabbatar da daidaiton sarrafawa, ya kamata a magance matsalar saurin hawa da sauka.
Tsarin tuƙi na AC servo don sarrafa madauki mai rufewa, direban zai iya ɗaukar samfurin siginar amsawar mai rikodin motar kai tsaye, abun da ke ciki na madauki na matsayi da madauki mai sauri, gabaɗaya ba zai bayyana asarar motar stepper na matakin ko abin da ya wuce gona da iri ba, aikin sarrafawa ya fi aminci.
A taƙaice, tsarin AC servo a fannoni da yawa na aiki ya fi na stepper motor kyau. Amma a wasu lokutan da ba su da wahala kuma galibi suna amfani da na'urar stepper don yin na'urar aiwatarwa. Firintar 3D lokaci ne mai sauƙi, kuma na'urar servo tana da tsada sosai, don haka zaɓin gaba ɗaya na na'urar stepper motor.
Lokacin Saƙo: Fabrairu-05-2023