Kwizixhobo ezizenzekelayo, izixhobo ezichanekileyo, iirobhothi, kunye nabashicileli be-3D bemihla ngemihla kunye nezixhobo ezihlakaniphile zasekhaya, iimotor ze-stepper ezincinci zidlala indima ebaluleke kakhulu ngenxa yokuma kwazo okuchanekileyo, ulawulo olulula, kunye nokusebenza kakuhle kweendleko. Nangona kunjalo, ujonge uthotho lweemveliso kwimarike, ungayikhetha njani eyona moto ifanelekileyo ye-stepper yesicelo sakho? Ukuqonda okunzulu kweeparamitha zayo eziphambili linyathelo lokuqala ekukhetheni okuyimpumelelo. Eli nqaku liza kubonelela ngohlalutyo oluneenkcukacha zezi zalathisi zingundoqo ukukunceda wenze izigqibo ezizizo.
1. Inqanaba leengile
Ingcaciso:I-angle yethiyori yokujikeleza kwemoto enyathelayo xa ifumana umqondiso wepulse sesona salathisi sisisiseko sokuchaneka kwemoto enyathelayo.
Amaxabiso aqhelekileyo:Ii-engile zenyathelo eziqhelekileyo zenqanaba lesibini leenjini ze-hybrid micro stepper yi-1.8 ° (amanyathelo angama-200 kwi-revolution) kunye ne-0.9 ° (amanyathelo angama-400 ngenguqu nganye). Iimotor ezichane ngakumbi zinokufikelela ii-engile ezincinci (ezinje nge-0.45 °).
Isigqibo:Incinci i-engile yenyathelo, incinci i-engile yentshukumo yenyathelo elinye lemoto, kunye nokuphezulu kwesisombululo sethiyori esinokufikelelwa.
Ukusebenza okuzinzileyo: Ngesantya esifanayo, i-angle yesinyathelo esincinci ngokuqhelekileyo ithetha ukusebenza kakuhle (ingakumbi phantsi kwe-micro step drive).
Amanqaku okukhetha:Khetha ngokobuncinane bomgama wokuhamba ofunekayo okanye iimfuno zokuchaneka kokubeka isicelo. Kwizicelo ezichanekileyo eziphezulu ezifana nezixhobo ze-optical kunye nezixhobo zokulinganisa ngokuchanekileyo, kuyimfuneko ukukhetha ii-angles zesinyathelo esincinci okanye uthembele kwi-teknoloji ye-micro step drive.
2. Ukubamba iTorque
Ingcaciso:I-torque ephezulu engashukumiyo enokuthi ivelise i-motor kwireyithingi yangoku kunye nakwimeko esebenzayo (ngaphandle kokujikeleza). Iyunithi idla ngokuba ngu-N · cm okanye oz · ngo.
Ukubaluleka:Esi sesona salathisi sokulinganisa amandla emoto, simisela ukuba angakanani amandla angaphandle emoto enokumelana nawo ngaphandle kokuphulukana nenyathelo xa imile, kwaye ungakanani na umthwalo enokuthi iqhube ngexesha lokuqalisa / lokumisa.
Impembelelo:Ngokunxulumene ngokuthe ngqo nobungakanani bomthwalo kunye nokukwazi ukukhawulezisa ukuba injini inokuqhuba. Itorque engonelanga inokukhokelela kubunzima bokuqalisa, ukulahleka kwenyathelo ngexesha lokusebenza, kunye nokuma.
Amanqaku okukhetha:Le yenye yeeparamitha eziphambili ekufuneka ziqwalaselwe xa ukhetha. Kuyimfuneko ukuba kuqinisekiswe ukuba i-torque yokubamba i-motor inkulu kune-torque ephezulu ye-static efunwa ngumthwalo, kwaye kukho umda wokhuseleko olwaneleyo (ngokuqhelekileyo ukhuthazwa ukuba ube ngu-20% -50%). Qwalasela ingxabano kunye neemfuneko zokukhawulezisa.
3. Isigaba sangoku
Ingcaciso:Ubuninzi bangoku (ngokuqhelekileyo ixabiso le-RMS) elivumelekileyo ukuba lidlule kwisigaba ngasinye sokujika kwemoto phantsi kweemeko zokusebenza ezilinganisiweyo. Iyunithi Ampere (A).
Ukubaluleka:Ngokuthe ngqo imisela ubukhulu betorque enokwenziwa yimoto (itorque iphantse yalingana neyangoku) kunye nokunyuka kobushushu.
Ubudlelwane kunye nomqhubi:ibalulekile! I-motor kufuneka ixhotyiswe ngomqhubi onokubonelela ngesigaba esilinganisiweyo sangoku (okanye sinokuhlengahlengiswa kwelo xabiso). Ukungonelanga ukuqhuba ngoku kunokubangela ukuhla kwetorque yemoto; Umsinga ogqithisileyo unokutshisa i-winging okanye kubangele ukufudumeza.
Amanqaku okukhetha:Cacisa ngokucacileyo i-torque efunekayo kwisicelo, khetha i-motor yenkcazo yangoku efanelekileyo ngokusekwe kwi-torque / ijika langoku le-motor, kwaye ufanise ngokungqongqo amandla okukhutshwa komqhubi.
4. Ukuchaswa komoya kwisigaba ngasinye kunye ne-winding inductance ngesigaba ngasinye
Ukuchasa (R):
Ingcaciso:Uxhathiso lwe-DC lwesigaba ngasinye sokujika. Iyunithi yi-ohms (Ω).
Impembelelo:Ichaphazela imfuno yamandla ombane womqhubi (ngokomthetho ka-Ohm V=I * R) kunye nelahleko yobhedu (ukuveliswa kobushushu, ukulahleka kwamandla=I ² * R). Ubukhulu bokuchasana, ukuphakama kwe-voltage efunekayo ngexesha elifanayo, kunye nesizukulwana esikhulu sokushisa.
I-Inductance (L):
Ingcaciso:I-inductance yesigaba ngasinye sokujika. Iiyunithi zezigidi (mH).
Impembelelo:ibalulekile ekusebenzeni ngesantya esiphezulu. I-inductance inokuthintela utshintsho olukhawulezayo lwangoku. Ubukhulu be-inductance, ukucotha ukunyuka / ukuwa kwangoku, ukunciphisa amandla emoto ukufikelela kwi-rerated current ngesantya esiphezulu, okukhokelela ekunciphiseni okubukhali kwi-torque ngesantya esiphezulu (ukubola kwetorque).
Amanqaku okukhetha:
Ukuchasana okuphantsi kunye neenjini ezisezantsi ze-inductance zihlala zisebenza ngcono ngesantya esiphezulu, kodwa zinokufuna imisinga yokuqhuba ephezulu okanye ubuchwephesha bokuqhuba obuntsonkothileyo.
Ukusetyenziswa kwesantya esiphezulu (ezifana nesantya esiphezulu sokukhupha kunye nezixhobo zokuskena) kufuneka zibeke phambili phambili iimotor inductance ephantsi.
Umqhubi kufuneka abe nakho ukunika amandla ombane aphezulu ngokwaneleyo (ngokuqhelekileyo amaxesha amaninzi ombane we-'I R') ukoyisa i-inductance kunye nokuqinisekisa ukuba umsinga unokuseka ngokukhawuleza kwizantya eziphezulu.
5. Ukunyuka kobushushu kunye neKlasi ye-Insulation
Ukunyuka kobushushu:
Ingcaciso:Umahluko phakathi kweqondo lobushushu elijikajikayo kunye nobushushu be-ambient yemoto emva kokufikelela kwi-equilibrium ye-thermal kwireyithingi yangoku kunye neemeko ezithile zokusebenza. Iyunithi ℃.
Ukubaluleka:Ukunyuka kobushushu obugqithisileyo kunokukhawulezisa ukuguga kwe-insulation, ukunciphisa ukusebenza kwemagneti, kunciphise ubomi bemoto, kwaye kubangele ukungasebenzi kakuhle.
Inqanaba lokugquma:
Ingcaciso:Umgangatho wezinga lokumelana nobushushu bezinto zokugquma iimoto (ezifana ne-B-level 130 ° C, F-level 155 ° C, H-level 180 ° C).
Ukubaluleka:imisela ubushushu obuphezulu obuvumelekileyo bemoto (iqondo lobushushu elingqongileyo+iqondo lobushushu lokunyuka+umda wendawo eshushu ≤ iqondo lobushushu lobushushu).
Amanqaku okukhetha:
Qonda ubushushu bemo engqongileyo yesicelo.
Vavanya umjikelo womsebenzi wesicelo (umsebenzi oqhubekayo okanye ophakathi).
Khetha ii-motor ezinamazinga aphezulu ngokwaneleyo okugquma ukuqinisekisa ukuba iqondo lobushushu elijikajikayo alidluli kumda ophezulu wenqanaba lokugquma phantsi kweemeko zokusebenza ezilindelekileyo kunye nokunyuka kobushushu. Uyilo olulungileyo lokulahla ubushushu (njengokufaka iisinki zobushushu kunye nokupholisa umoya ngenkani) kunokunciphisa ngokufanelekileyo ukunyuka kobushushu.
6. Ubungakanani bemoto kunye nendlela yokufaka
Ubungakanani:ubukhulu becala ibhekisa kubungakanani beflange (njengemigangatho yeNEMA efana neNEMA 6, NEMA 8, NEMA 11, NEMA 14, NEMA 17, okanye ubungakanani bemetric obufana ne-14mm, 20mm, 28mm, 35mm, 42mm) kunye nobude bomzimba wenjini. Ubungakanani buchaphazela ngokuthe ngqo i-torque yokuphuma (ngokuqhelekileyo ubukhulu obukhulu kunye nomzimba omde, i-torque enkulu).
I-NEMA6(14mm):
NEMA8(20mm):
NEMA11(28mm):
I-NEMA14(35mm):
I-NEMA17(42mm):
Iindlela zokuhlohla:Iindlela eziqhelekileyo zibandakanya ukufakwa kwe-flange yangaphambili (kunye nemingxuma enentambo), ukufakwa kwekhava yangasemva, ukufakwa kwe-clamp, njl. Kufuneka ihambelane nesakhiwo sezixhobo.
Idayamitha ye-shaft kunye nobude be-shaft: I-diameter kunye nobude bokwandiswa kwe-shaft ye-output kufuneka iguqulelwe kwi-coupling okanye umthwalo.
Indlela yokukhetha:Khetha ubungakanani obuncinci obuvunyelwe yimithintelo yendawo ngelixa udibana netorque kunye neemfuno zokusebenza. Qinisekisa ukuhambelana kwendawo yokubeka umngxuma, ubungakanani beshaft, kunye nokuphela komthwalo.
7. I-Rotor Inertia
Ingcaciso:Umzuzu we-inertia ye-motor rotor ngokwayo. Iyunithi ngu g · cm ².
Impembelelo:Ichaphazela ukukhawuleza kunye nokunciphisa isantya sokuphendula kwimoto. Inkulu i-inertia ye-rotor, ixesha elide lokumisa ixesha elifunekayo, kwaye iphezulu imfuneko yokukwazi ukukhawulezisa i-drive.
Amanqaku okukhetha:Kwizicelo ezifuna ukumisa ukuqalisa rhoqo kunye nokukhawulezisa ukukhawuleza / ukwehla (ezifana nesantya esiphezulu sokukhetha kunye nokubeka iirobhothi, indawo yokusika i-laser), kuyacetyiswa ukuba ukhethe iimotor ezine-rotor inertia encinci okanye uqinisekise ukuba inertia yomthwalo opheleleyo (inertia yomthwalo + inertia yerotor) ingaphakathi koluhlu olucetyiswayo lomqhubi (idla ngokucetyiswa ukuba inertia yokulayisha inertia-10 ≤ i-inertia ephezulu ye-50 phumla).
8. Inqanaba lokuchaneka
Ingcaciso:Ibhekisa ikakhulu ekuchanekeni kwe-engile yenyathelo (ukutenxa phakathi kwe-engile yenyathelo lokwenyani kunye nexabiso lethiyori) kunye nempazamo yokuma eqokelelweyo. Idla ngokuchazwa njengepesenti (efana ne-± 5%) okanye i-engile (efana ne-± 0.09 °).
Impembelelo: Ichaphazela ngokuthe ngqo ukuchaneka kokuma ngokupheleleyo phantsi kolawulo oluvulekileyo lwe-loop. Ngaphandle kwenyathelo (ngenxa yetorque enganelanga okanye ukunyathela ngesantya esiphezulu) kuya kwazisa iimpazamo ezinkulu.
Amanqaku aphambili okukhetha: Ukuchaneka kwemoto okusemgangathweni kudla ngokuhlangabezana neemfuno eziqhelekileyo. Kwizicelo ezifuna ukuchaneka kokuma okuphezulu kakhulu (ezifana nezixhobo zokwenziwa kwe-semiconductor), iinjini ezichanekileyo (ezifana ne-± 3%) kufuneka zikhethwe kwaye zinokufuna ulawulo oluvaliweyo okanye iikhowudi ezinokulungiswa okuphezulu.
Uqwalaselo olubanzi, ukuhambelana okuchanekileyo
Ukukhethwa kweenjini ze-stepper ezincinci akusekelwe kwipharamitha enye, kodwa kufuneka kuqwalaselwe ngokubanzi ngokwemeko yesicelo sakho (iimpawu zomthwalo, i-curve yentshukumo, iimfuno zokuchaneka, uluhlu lwesantya, ukulinganiselwa kwendawo, iimeko zokusingqongileyo, uhlahlo lwabiwo-mali).
1. Cacisa iimfuno ezingundoqo: I-torque yokulayisha kunye nesantya zindawo zokuqala.
2. Ukufanisa umbane womqhubi: Isigaba sangoku, ukuchasana, kunye neeparitha ze-inductance kufuneka zihambelane nomqhubi, ngokuqwalasela ngokukodwa iimfuno zokusebenza kwesantya esiphezulu.
3. Nika ingqalelo kulawulo lwe-thermal: qinisekisa ukuba ukunyuka kweqondo lokushisa kuphakathi koluhlu oluvumelekileyo lwezinga lokugquma.
4. Qwalasela ukulinganiselwa komzimba: Ubungakanani, indlela yokufakela, kunye neenkcukacha ze-shaft kufuneka zilungelelaniswe kwisakhiwo soomatshini.
5. Ukuvavanya ukusebenza okuguquguqukayo: Ukukhawuleza ngokukhawuleza kunye nokunciphisa izicelo zifuna ingqalelo kwi-rotor inertia.
6. Ukuqinisekiswa kokuchaneka: Qinisekisa ukuba ukuchaneka kwe-angle yesinyathelo kuyahlangabezana neemfuno zokubeka i-open-loop positioning.
Ngokuphonononga ezi parameters zibalulekileyo, unokususa inkungu kwaye uchonge ngokuchanekileyo eyona moto ifanelekileyo ye-stepper yeprojekthi, ubeke isiseko esiqinileyo sokusebenza okuzinzileyo, okusebenzayo kunye nokuchanekileyo kwesixhobo. Ukuba ujonge esona sisombululo semoto kwisicelo esithile, zive ukhululekile ukudibana neqela lethu lobuchwephesha malunga nezindululo zokhetho lomntu olusekwe kwiimfuno zakho ezineenkcukacha! Sinikezela ngoluhlu olupheleleyo lweenjini ze-micro stepper ezisebenza kakhulu kunye nabaqhubi abahambelanayo ukuhlangabezana neemfuno ezahlukeneyo ukusuka kwizixhobo eziqhelekileyo ukuya kwizixhobo ezibukhali.
Ixesha lokuposa: Aug-18-2025