Imoto yestepperyimoto yokulawula evulekileyo eguqula imiqondiso yepulse yombane ibe yi-angular okanye i-linear displacements, kwaye yeyona nto iphambili eqhubayo kwiinkqubo zolawulo lwenkqubo yedijithali yanamhlanje, esetyenziswa kakhulu. Inani leepulse lingalawulwa ukulawula ukuhanjiswa kwe-angular ukuze kufezekiswe indawo echanekileyo; kwangaxeshanye, i-frequency yepulse ingalawulwa ukulawula isantya kunye nokukhawulezisa ukujikeleza kwemoto ukuze kufezekiswe injongo yokulawula isantya. Ngokubanzi, indlela eqhelekileyo yokufumana indawo echanekileyo yomgca kukudibanisa i-stepper motor kunye ne-sliding screw vice ngokusebenzisa i-coupling ene-guiding mechanism, eguqula intshukumo ejikelezayo ibe yi-linear motion ngokusebenzisa i-threads kunye ne-nuts.
Imoto ye-linear stepper isebenzisa ubuchwepheshe obuphambili obukhethekileyo ukudibanisa i-screw sub kunye ne-stepper motor kwiyunithi enye, ukuze abathengi bangadingi ukufaka ii-couplings xa beyisebenzisa, nto leyo engagcini nje ngokugcina indawo yokufaka, kodwa inokuphucula ngokufanelekileyo ukusebenza kakuhle kwe-system assembly. Iimoto ze-linear stepper zinokwahlulwa zibe ziintlobo ezine ngokwesakhiwo: uhlobo lwe-drive yangaphandle, uhlobo olungena-captive, uhlobo lwe-fixed shaft kunye ne-slider linear motor.
Eli nqaku lizisa umgaqo wolwakhiwo lwe-Non-captiveiimoto ze-stepper ezithe nkqokwaye ekugqibeleni ichaza iingenelo zayo zokusetyenziswa.
Umgaqo we-Non-captive linear stepper motor
Abo bangabanjwangaimoto ye-stepper ethe tyeidibanisa i-nut kunye ne-motor rotor zibe yiyunithi enye, kunye ne-screw shaft edlula embindini we-motor rotor. Xa isetyenziswa, i-filament rod iyalungiswa kwaye yenziwe i-anti-rotation, kwaye xa i-motor ivuliwe kwaye i-rotor ijikeleza, i-motor iya kwenza i-linear motion ecaleni kwe-filament rod. Ngokwahlukileyo koko, ukuba i-motor izinzile kwaye i-filament rod yenza i-anti-rotation ngaxeshanye, i-filament rod iya kwenza i-linear motion.
Iingenelo zokusetyenziswa kweeMoto zeStepper eziNgena-captive linear
Ngokungafaniyo neemeko zokusetyenziswa apho iimoto ze-linear stepper eziqhutywa ngaphandle zisetyenziswa kunye nezikhokelo ze-linear, iimoto ze-Non-captive linear stepper zineengenelo zazo ezikhethekileyo, ezibonakala kwezi ndawo zintathu zilandelayo.
Ivumela impazamo enkulu yokufakwa kwenkqubo.
Ngokwesiqhelo, ukuba kusetyenziswa i-linear stepper motor eqhutywa ngaphandle, kukho umngcipheko omkhulu wokuma kwenkqubo ukuba i-filament kunye ne-guideway azifakelwanga ngokuhambelanayo. Nangona kunjalo, ngee-Non-captive linear stepper motors, le ngxaki ibulalayo inokuphuculwa kakhulu ngenxa yeempawu zesakhiwo zoyilo lwazo, ezivumela impazamo enkulu kwinkqubo.
Ayixhomekekanga kwisantya esibalulekileyo sentonga yefilament.
Xa i-motor ye-linear stepper eqhutywa ngaphandle ikhethwa ukuze ihambe ngesantya esiphezulu, idla ngokuthintelwa sisantya esibalulekileyo sentonga ye-filament. Nangona kunjalo, nge-motor ye-Non-captive linear stepper, i-filament bar iyalungiswa kwaye yenziwe i-anti-rotation, ivumela i-motor ukuba iqhube i-slider yesikhokelo esiqhelekileyo. Ekubeni i-screw imile, ayithintelwa sisantya esibalulekileyo se-screw xa ifikelela kwisantya esiphezulu.
Ufakelo lokonga indawo.
I-motor ye-stepper engabanjwanga, ngenxa ye-nut yayo eyakhelwe ngaphakathi kuyilo lwesakhiwo se-motor, ayizukuthatha indawo eyongezelelweyo ngaphaya kobude be-screw. Ii-motor ezininzi zinokufakwa kwi-screw enye, kwaye ii-motor azina "ukudlula" enye kwenye, kodwa iintshukumo zazo azixhomekekanga kwenye kwenye. Ke ngoko, lolona khetho lufanelekileyo kwiisicelo apho iimfuno zesithuba zingqongqo.
Ixesha lokuthumela: Novemba-16-2022