Iluphu evaliweama-stepper motorsziguqule isilinganiso sokusebenza nezindleko ezinhlelweni eziningi zokulawula ukunyakaza. Impumelelo yama-motor eqhubekayo e-VIC evaliwe iphinde yavula ithuba lokushintsha ama-servo motors abizayo angabizi kakhulu.ama-stepper motors.Enani elandayo lezinhlelo zokusebenza ezishintshayo zezimboni ezisezingeni eliphezulu, intuthuko yezobuchwepheshe ishintsha isilinganiso sokusebenza nezindleko phakathi kwamamotho anyathelayo nama-servo motors.
Ama-Stepper motors ngokumelene nama-servo motors
Ngokokuhlakanipha okuvamile, izinhlelo zokulawula i-servo zisebenza kangcono ezisetshenziswa lapho isivinini esingaphezu kuka-800 RPM kanye nokusabela okuphezulu okuguquguqukayo kuyadingeka. Ama-Stepper motors afaneleka kakhulu izinhlelo zokusebenza ezinejubane eliphansi, isivinini esiphansi ukuya esiphakathi kanye ne-torque ephezulu yokubamba.
Ngakho-ke siyini isisekelo salokhu kuhlakanipha okuvamile mayelana nama-stepper motors nama-servo motors? Ake siyihlaziye ngokuningiliziwe ngezansi.
1. Ubulula kanye nezindleko
Ama-Stepper motors awashibhile nje kuphela kunama-servo motors, futhi alula ukuwathumela nokuyigcina. Ama-Stepper motors azinzile lapho amile futhi abambe isikhundla sawo (ngisho nemithwalo eguqukayo). Kodwa-ke, uma ukusebenza okuphezulu kuyadingeka kwezinye izinhlelo zokusebenza, ama-servo motors abiza kakhulu futhi ayinkimbinkimbi kufanele asetshenziswe.
2. Isakhiwo
Izinjini ze-stepperzungezisa ngendlela ethatha isinyathelo, usebenzisa amakhoyili kazibuthe ukudonsa kancane kancane umazibuthe usuka endaweni ethile uye kwelandelayo. Ukuze uhambise izikhundla ze-motor 100 kunoma iyiphi indlela, isekethe idinga imisebenzi yokunyathela eyi-100 okufanele yenziwe ku-motor. Ama-Stepper motors asebenzisa ama-pulses ukuze afinyelele ukunyakaza okukhuphukayo, okuvumela ukuma okunembile ngaphandle kokusebenzisa noma yiziphi izinzwa zempendulo.
Indlela yokunyakaza ye-servo motor ihlukile. Ixhuma inzwa yendawo - okungukuthi i-encoder - ku-rotor kazibuthe futhi ithole ngokuqhubekayo indawo eqondile yemoto. I-servo iqapha umehluko phakathi kwesikhundla sangempela se-motor kanye nesikhundla esiyalwe futhi silungisa okwamanje ngokufanele. Le sistimu ye-loop evaliwe igcina injini isesimweni esifanele sokunyakaza.
3. Isivinini kanye ne-torque
Umehluko ekusebenzeni phakathi kwama-stepper kanye nama-servo motors usukela kuzixazululo zabo ezihlukene zokuklama izimoto.Izinjini ze-stepperbabe nenani elikhulu kakhulu lezigxobo kune-servomotors, ngakho-ke ukuguqulwa okugcwele kwe-stepper motor kudinga ukuhwebelana okuningi kwamanje okumazombezombe, okuholela ekwehleni ngokushesha kwe-torque ngesivinini esikhulayo. Ngaphezu kwalokho, uma i-torque ephezulu ifinyelelwa, i-stepper motor ingase ilahlekelwe umsebenzi wayo wokuvumelanisa isivinini. Ngenxa yalezi zizathu, ama-servo motors ayisixazululo esithandwayo ezinhlelweni eziningi zesivinini esikhulu. Ngokuphambene, inombolo ephakeme yezigxobo ze-stepper motor inenzuzo ngesivinini esiphansi, lapho i-stepper motor inenzuzo ye-torque ngaphezu kwe-servo motor yobukhulu obufanayo.
Njengoba ijubane likhuphuka, i-torque ye-stepper motor iyancipha
4. Ukuma
Kunomehluko obalulekile phakathi kwama-stepper motors nama-servo motors ezinhlelweni lapho indawo yomshini idinga ukwaziwa ngaso sonke isikhathi. Kuzinhlelo zokusebenza zokunyakaza ezivulekile ezilawulwa ama-stepper motors, uhlelo lokulawula luthatha ukuthi injini ihlezi isesimweni esifanele sokunyakaza. Kodwa-ke, ngemva kokubhekana nenkinga, njengemoto emisiwe ngenxa yengxenye enamathele, isilawuli asikwazi ukwazi isikhundla sangempela somshini, okungaholela ekulahlekelweni kwesikhundla. Isistimu ye-loop evaliwe ye-servo motor ngokwayo inenzuzo: uma ihlanganiswe yinto, izoyibona ngokushesha. Umshini uzoyeka ukusebenza futhi awusoze waphuma endaweni.
5. Ukusetshenziswa kokushisa namandla
Amamotho e-Open-loop stepper asebenzisa umsinga ongaguquki futhi akhiphe ukushisa okukhulu. Ukulawula iluphu evaliwe kunikeza kuphela okwamanje okudingekayo kwiluphu yesivinini ngakho-ke kugwema inkinga yokushisisa kwemoto.
Isifinyezo sokuqhathanisa
Amasistimu okulawula i-Servo afaneleka kakhulu kuzinhlelo zokusebenza ezinesivinini esikhulu ezifaka izinguquko zomthwalo oguqukayo, njengezingalo zerobhothi. Ngakolunye uhlangothi, amasistimu okulawula ama-Stepper afaneleka kakhulu ezinhlelweni ezidinga ukusheshisa okuphansi kuya kokuphakathi kanye ne-torque ephezulu yokubamba, njengamaphrinta e-3D, ama-conveyors, ama-axes angaphansi njll. Ngenxa yokuthi ama-stepper motors ashibhile, angakwazi ukunciphisa izindleko zezinhlelo ezizenzakalelayo uma zisetshenziswa. Amasistimu okulawula ukunyakaza adinga ukusizakala ngezici zama-servo motors kuzodingeka afakazele ukuthi lezi zithuthuthu ezibiza kakhulu zisifanele isisindo sazo ngegolide.
Ama-stepper motors ane-closed-loop control
I-stepper motor enokulawula okudidiyelwe kwe-elekthronikhi ilingana ne-brushless DC motor enezigaba ezimbili futhi ingakwazi ukulawula i-loop yendawo, i-speed loop control, i-DQ control, namanye ama-algorithms. Isishumeki esiphelele sejika elilodwa sisetshenziselwa ukushintshwa kwe-loop evaliwe, ngaleyo ndlela kuqinisekisa itorque ekahle kunoma yisiphi isivinini.
Ukusetshenziswa kwamandla okuphansi nokugcina upholile
I-VIC stepper motors inamandla kakhulu. Ngokungafani nama-open-loop stepper motors, ahlala esebenza ngomyalo ogcwele wamanje futhi abangele izinkinga zokushisa nomsindo, izinguquko zamanje ngokuvumelana nezimo zangempela zokuhamba, isibonelo ngesikhathi sokusheshisa nokunciphisa. Ngokufana nama-servos, amandla amanje asetshenziswa yilawa ma-stepper motors nganoma yisiphi isikhathi esithile alingana ne-torque yangempela edingekayo. Ngenxa yokuthi injini kanye nebhodi elididiyelwe lokulawula i-elekthronikhi lisebenza ngokupholile, ama-VIC stepper motors angafinyelela ama-torque aphezulu aqhathaniswa nama-servo motors.
Noma ngesivinini esiphezulu, VIC stepper motors zidinga zamanje kancane
Iqhutshwa ukuthuthuka kobuchwepheshe be-loop-loop, ama-stepper motors ayakwazi ukungena ekusebenzeni okuphezulu, izinhlelo zokusebenza zejubane eliphezulu ngaphambilini ebezingezama-servo motors kuphela.
Ama-Stepper motors anobuchwepheshe be-loop evaliwe
Kuthiwani uma izinzuzo zobuchwepheshe be-servo ezivaliwe zingasetshenziswa kumamotho ahamba phambili?
Singakwazi yini ukufeza ukusebenza okuqhathanisekayo nama-servo motors ngenkathi sisabona izinzuzo zezindleko zama-stepper motors?
Ngokuhlanganisa ubuchwepheshe bokulawulwa kwe-loop evaliwe, i-stepper motor izoba umkhiqizo ophelele onezinzuzo zazo zombili i-servo kanye ne-stepper motors ngezindleko eziphansi. Ngenxa yokuthi amamotho avaliwe ane-loop stepper anikezela ngentuthuko ebonakalayo ekusebenzeni nasekusebenzeni kahle kwamandla, angashintsha ama-servo motors abizayo ngenani elandayo lezinhlelo zokusebenza ezisezingeni eliphezulu.
Okulandelayo isibonelo se-VIC edidiyelwe ye-stepper motor enokulawula okushumekiwe kwe-loop eshumekiwe ukuze ichaze ukusebenza nezinzuzo kanye nokubi kwama-stepper motors anobuchwepheshe be-loop evaliwe.
Izidingo zokusebenza ezifaniswe ngokunembile
Ukuze uqinisekise i-torque eyanele yokunqoba iziphazamiso futhi ugweme izinyathelo ezilahlekile, ama-open-loop stepper motors ngokuvamile kudingeka aqinisekise ukuthi i-torque okungenani iphakeme ngo-40% kunevelu edingwa uhlelo lokusebenza. Izinjini ezivaliwe ze-toda stepper azinayo le nkinga. Lapho lawa ma-stepper motors ehlala ngenxa yokugcwala ngokweqile, azoqhubeka nokubamba umthwalo ngaphandle kokulahlekelwa i-torque. Zizoqhubeka nokusebenza ngemva kokususwa kwesimo sokugcwala ngokweqile. I-torque enkulu ingaqinisekiswa nganoma yisiphi isivinini futhi inzwa yendawo iqinisekisa ukuthi akukho ukulahlekelwa kwesinyathelo. Ngakho-ke ama-motor stepper avaliwe angacaciswa ukuze afane ncamashi nezidingo zetorque zohlelo olufanele ngaphandle kwesidingo semajini engeziwe angama-40%.
Ngama-open-loop stepper motors, kunzima ukuhlangabezana nezidingo eziphezulu ze-torque ezisheshayo ngenxa yengozi yezinyathelo ezilahlekile. Uma kuqhathaniswa namamotho ajwayelekile e-stepper, ama-motor e-VIC avaliwe angafinyelela ukusheshisa okusheshayo, umsindo ophansi wokusebenza kanye nokuzwakala okuphansi. Bangakwazi ukusebenza kuma-bandwidths aphezulu kakhulu futhi bazuze ukusebenza okuhle kakhulu.
Ayikho ikhabethe
I-Toda ihlanganisa ibhodi lokulawula idrayivu nenjini, inciphisa inani lezintambo futhi yenza lula isisombululo sokuqalisa. Nge-toda, ungakha imishini ngaphandle kwamakhabethe.
Ukuhlanganisa ama-electronics nama-stepper motors kunciphisa ubunzima
Ngobuchwepheshe be-loop evaliwe, ama-motor stepper avaliwe anikeza abasebenzisi ukunemba okuhle kakhulu nokusebenza kahle, ngokusebenza kwe-servo motor kanye nezindleko eziphansi ze-stepper motor. Izindleko eziphansi ze-stepper motors zingena kancane kancane izinhlelo zokusebenza ebezingabuswa ama-servo motors abiza kakhulu.
Isikhathi sokuthumela: Apr-10-2023