Uthelekiso olunzulu phakathi kwemoto encinci ye-stepper kunye nemoto ye-N20 DC: nini ukukhetha i-torque kwaye nini ukukhetha iindleko?

Kwinkqubo yoyilo lwezixhobo ezichanekileyo, ukukhethwa komthombo wamandla kudla ngokugqiba impumelelo okanye ukungaphumeleli kweprojekthi yonke. Xa indawo yoyilo incinci kwaye kufuneka kwenziwe ukhetho phakathi kweemoto ezincinci ze-stepper kunye neemoto ze-N20 DC ezixhaphakileyo, iinjineli ezininzi kunye nabaphathi bokuthenga baya kucinga nzulu: ngaba kufuneka balandele ulawulo oluchanekileyo kunye ne-torque ephezulu yeemoto ze-stepper, okanye bakhethe inzuzo yeendleko kunye nolawulo olulula lweemoto ze-DC? Lo asingombuzo wobuchwephesha kuphela onokukhetha uninzi, kodwa ukwasisigqibo sezoqoqosho esinxulumene nemodeli yeshishini leprojekthi.

I、 Isishwankathelo esikhawulezileyo seempawu eziphambili: Iindlela ezimbini ezahlukeneyo zobugcisa

Injini ye-Micro stepper:ukumkani ochanekileyo wolawulo oluvulekileyo

Umgaqo wokusebenza:Ngokusebenzisa ulawulo lwe-pulse yedijithali, i-pulse nganye ihambelana nokususwa kwe-angular okusisigxina

Iingenelo eziphambili:indawo echanekileyo, i-torque ephezulu yokubamba, uzinzo oluhle kakhulu lwesantya esiphantsi

Izicelo eziqhelekileyo:Iiprinta ze-3D, izixhobo ezichanekileyo, iindawo zerobhothi, izixhobo zonyango

Injini ye-N20 DC: Isisombululo sokuSebenza kakuhle kweendleko kuqala

Umgaqo wokusebenza: Isantya sokulawula kunye ne-torque ngokusebenzisa i-voltage kunye ne-current

Iingenelo eziphambili: ixabiso eliphantsi, ulawulo olulula, uluhlu olubanzi lwesantya, ukusebenza kakuhle kwamandla aphezulu

Izicelo eziqhelekileyo: iimpompo ezincinci, iinkqubo zokutshixa iingcango, iimodeli zokudlala, iifeni zokungenisa umoya

II、 Uthelekiso Olunzulu Lwemilinganiselo Esibhozo: Idatha Ityhila Inyaniso

1. Ukuchaneka kokubeka indawo: umahluko phakathi kwenqanaba le-millimeter kunye nenqanaba lesinyathelo

Injini ye-Micro stepper:nge-engile yesinyathelo eqhelekileyo ye-1.8 °, inokufikelela kwi-51200 ukwahlulwahlulwa/ukujikeleza nge-micro stepper drive, kwaye ukuchaneka kokubeka indawo kunokufikelela kwi-± 0.09 °

Injini ye-N20 DC: akukho msebenzi wokubeka indawo owakhelwe ngaphakathi, ufuna i-encoder ukuze kufezekiswe ulawulo lwendawo, i-encoder ekhulayo idla ngokubonelela nge-12-48CPR

Ingcaciso yobunjineli: Kwiimeko ezifuna ulawulo olupheleleyo lwendawo, iimoto ze-stepper ziyindlela eqhelekileyo yokukhetha; Kwiizicelo ezifuna ulawulo oluphezulu lwesantya, iimoto ze-DC zinokuba zifanelekile ngakumbi.

2. Iimpawu zeTorque: Gcina umdlalo phakathi kweTorque kunye neTorque Curve yesantya

Injini ye-Micro stepper:ene-torque yokubamba egqwesileyo (njenge-motor ye-NEMA 8 ukuya kuthi ga kwi-0.15N · m), i-torque ezinzileyo kwisantya esiphantsi

Injini ye-N20 DC:i-torque iyancipha xa isantya sisanda, isantya esiphezulu esingenamthwalo kodwa i-torque ye-rotor evaliweyo incinci

Itheyibhile yokuthelekisa idatha yovavanyo lokwenyani:

3. Ubunzima bolawulo: umahluko wobuchwephesha phakathi kwe-pulse vs. PWM

Ulawulo lwemoto ye-Stepper:ifuna umqhubi we-stepper ozinikeleyo ukuze anike imiqondiso ye-pulse kunye ne-directional

Ulawulo lwemoto yeDC:Isekethe elula ye-H-bridge inokufikelela ekujikelezweni phambili nangasemva kunye nokulawulwa kwesantya

4. Uhlalutyo lweendleko: Ukucamngca ukusuka kwixabiso leyunithi ukuya kwixabiso lenkqubo iyonke

Ixabiso leyunithi yemoto: Imoto ye-N20 DC idla ngokuba nenzuzo enkulu ngexabiso (ukuthengwa kwayo ngobuninzi malunga ne-1-3 yeedola zaseMelika)

Ixabiso lilonke lenkqubo: Inkqubo ye-stepper motor ifuna abaqhubi abongezelelweyo, kodwa inkqubo yokubeka iimoto ze-DC ifuna ii-encoders kunye nabalawuli abantsonkothileyo ngakumbi.

Imbono yokuthenga: Iiprojekthi zophando nophuhliso ezincinci zinokugxila kakhulu kwixabiso leyunithi, ngelixa iiprojekthi zemveliso yobuninzi kufuneka zibale iindleko zenkqubo iyonke.

III、 Isikhokelo seSigqibo: Ukukhetha ngokuchanekileyo kweZimo eziHlanu zoSetyenziso

Imeko 1: Ii-aplikeshini ezifuna ulawulo oluchanekileyo lwendawo

Ukhetho olucetyiswayo:Imoto encinci ye-stepper

Isizathu:Ulawulo lwe-open loop lunokufikelela kwindawo echanekileyo ngaphandle kwesidingo seenkqubo zempendulo ezintsonkothileyo

Umzekelo:Intshukumo yentloko ye-extrusion yeprinta ye-3D, indawo echanekileyo yeqonga le-microscope

Imeko yesi-2: Imveliso enkulu exabisa kakhulu

Ukhetho olucetyiswayo:Injini ye-N20 DC

Isizathu:Ukunciphisa kakhulu iindleko ze-BOM ngelixa kuqinisekiswa ukusebenza okusisiseko

Umzekelo: Ulawulo lwevalvu yezixhobo zasekhaya, i-toy drive engabizi kakhulu

Imeko 3: Usetyenziso lomthwalo olula olunendawo encinci kakhulu

Ukhetho olucetyiswayo: Injini ye-N20 DC (enebhokisi yegiya)

Isizathu: Ubungakanani obuncinci, obubonelela ngemveliso efanelekileyo ye-torque kwindawo encinci

Umzekelo: ukulungiswa kwe-drone gimbal, amalungu amancinci eminwe yerobhothi

Imeko 4: Usetyenziso oluthe nkqo olufuna i-torque ephezulu yokubamba

Ukhetho olucetyiswayo:Imoto encinci ye-stepper

Isizathu: Isengakwazi ukugcina indawo yayo emva kokuba umbane ucimile, akukho sixhobo sokuqhoboshela esifunekayo

Umzekelo:Indlela yokuphakamisa encinci, ukugcinwa kwe-angle yepitch yekhamera

Imeko yesi-5: Ii-aplikeshini ezifuna uluhlu olubanzi lwesantya

Ukhetho olucetyiswayo: Injini ye-N20 DC

Isizathu: I-PWM inokufezekisa ngokulula ulawulo lwesantya esikhulu

Umzekelo: Ukulawulwa kokuhamba kweempompo ezincinci, ulawulo lwesantya somoya kwizixhobo zokungenisa umoya

IV、 Isisombululo se-hybrid: ukuphula ingqondo ye-binary

Kwezinye izicelo ezisebenza kakuhle, indibaniselwano yetekhnoloji ezimbini inokuqwalaselwa:

Intshukumo ephambili isebenzisa i-stepper motor ukuqinisekisa ukuchaneka

Imisebenzi yokuncedisa isebenzisa iimoto zeDC ukulawula iindleko

Ukunyathela i-loop evaliweyo kunika isisombululo soxolo kwiimeko apho kufuneka ukuthembeka

Ityala lokuvelisa izinto ezintsha: Kuyilo lomatshini wekofu okumgangatho ophezulu, i-stepper motor isetyenziselwa ukuqinisekisa indawo echanekileyo yokuma xa kuphakanyiswa intloko, ngelixa i-DC motor isetyenziselwa ukulawula iindleko zepompo yamanzi kunye ne-grinder.

V、 Iindlela Zekamva: Indlela Uphuhliso Lwetekhnoloji Oluchaphazela Ngayo Ukhetho

Uphuhliso lwetekhnoloji ye-stepper motor:

Uyilo lwenkqubo olula lwemoto ye-stepper ekrelekrele enomqhubi odibeneyo

Uyilo olutsha lwesekethe yemagnethi enoxinano oluphezulu lwe-torque

Amaxabiso ebesehla unyaka nonyaka, esiya kwizicelo eziphakathi

Ukuphuculwa kwetekhnoloji yeemoto zeDC:

Injini ye-DC engenabhrashi (BLDC) inika ubomi obude benkonzo

Iimoto zeDC ezikrelekrele ezineekhowudi ezidityanisiweyo ziqala ukuvela

Ukusetyenziswa kwezinto ezintsha kuyaqhubeka nokunciphisa iindleko

VI、 Umzobo wenkqubo yokukhetha esebenzayo

Ngokulandela le nkqubo ilandelayo yokwenza izigqibo, ukhetho lunokwenziwa ngendlela ecwangcisiweyo:

Isiphelo: Ukufumana ibhalansi phakathi kweMibono yoBugcisa kunye neNyaniso yeShishini

Ukukhetha phakathi kwemoto ye-micro stepper okanye i-N20 DC motor akusosigqibo sobuchwephesha esilula. Ibonisa ubuchule bokulinganisa ukufuna ukusebenza kweenjineli kunye nolawulo lweendleko zokuthenga.

Imigaqo-siseko yokwenza izigqibo:

Xa ukuchaneka nokuthembeka zezona zinto zibalulekileyo ekufuneka uziqwalasele, khetha i-stepper motor

Xa ixabiso kunye nobulula bulawula, khetha i-DC motor

Xa ukwindawo ephakathi, bala ngononophelo iindleko zizonke zenkqubo kunye neendleko zokugcinwa kwexesha elide

Kule meko yanamhlanje yobuchwepheshe obutshintsha ngokukhawuleza, iinjineli ezilumkileyo azinamatheli kwindlela enye yobugcisa, kodwa zenza ukhetho olusengqiqweni olusekelwe kwimida ethile kunye neenjongo zoshishino zeprojekthi. Khumbula, akukho njini "engcono", kuphela isisombululo "esifanelekileyo".