Product edit
Iyo yepakutanga modhi yeinotsika mota yakatanga mukupera kwema1930 kubva 1830 kusvika 1860. Nekuvandudzwa kwechigarire magineti zvinhu uye semiconductor tekinoroji, iyo stepper mota yakakurumidza kugadzirwa uye kukura.Mukupera kwema1960, China yakatanga kutsvaga nekugadzira mota dzinotsika.Kubva ipapo kusvika pakupera kwema1960, yainyanya nhamba diki yezvigadzirwa zvakagadziridzwa nemayunivhesiti uye masangano ekutsvagisa kudzidza mimwe michina.Chete mukutanga ma1970 ndipo pakaita budiriro mukugadzira nekutsvaga.Kubva pakati pemakore makumi manomwe kusvika pakati pemakore ekuma1980, yakapinda mudanho rekusimudzira, uye zvigadzirwa zvakasiyana-siyana zvemhando yepamusoro zvakaramba zvichigadzirwa.Kubva pakati pemakore ekuma1980, nekuda kwekuvandudzwa nekuvandudzwa kwemahybrid stepper motors, tekinoroji yeChinese hybrid stepper motors, kusanganisira tekinoroji yemuviri uye tekinoroji yekutyaira, zvishoma nezvishoma yakasvika padanho remaindasitiri ekunze.Yakasiyana-siyana hybrid stepper motors Zvishandiso zvevatyairi vayo zviri kuwedzera.
Seactuator, stepper mota ndechimwe chezvinhu zvakakosha zve mechatronics uye inoshandiswa zvakanyanya mumhando dzakasiyana dze otomatiki.Mota yekutsika chinhu chakavhurika-loop chinodzora chinhu chinoshandura masaini emagetsi emagetsi kuita angular kana mutsara wekusimuka.Kana mutyairi anotsika agamuchira chiratidzo chepulse, inotyaira mota inotsika kuti itenderere kona yakamisikidzwa (kureva, kutsika kona) munzira yakatarwa.Iyo angular displacement inogona kudzorwa nekudzora huwandu hwemapulses, kuitira kuti uwane chinangwa chechokwadi chinzvimbo.Hybrid stepper mota is stepper mota yakagadzirwa nekubatanidza zvakanakira zvechigarire magineti uye inoshanda.Yakakamurwa kuita zvikamu zviviri, zvikamu zvitatu uye zvishanu.Iwo maviri-chikamu nhanho kona anowanzo 1.8 madhigirii.Iyo yechitatu-chikamu nhanho kona inowanzo 1.2 madhigirii.

Zvinoshanda sei
Chimiro cheiyo hybrid stepper mota chakasiyana neicho cheiyo reactive stepper mota.Iyo stator uye rotor yeiyo hybrid stepper mota zvese zvakabatanidzwa, nepo stator uye rotor yeiyo hybrid stepper mota yakakamurwa kuita zvikamu zviviri sezvakaratidzwa mumufananidzo uri pazasi.Mazino maduku anogoverwawo pamusoro.
Iwo maviri slots e stator akaiswa zvakanaka, uye windings yakarongedzwa pavari.Anoratidzwa pamusoro apa ane maviri-phase 4-pair motors, ayo 1, 3, 5, uye 7 ari A-phase anomonereka magineti pole, uye 2, 4, 6, uye 8 ari B-chikamu chinomonereka magineti pole.Iwo ari pedyo nemagineti danda mahwindi echikamu chega chega anokuvadzwa akapesana kuti abudise yakavharika magineti sekiti sezvakaratidzwa mu x uye y mafambiro pamufananidzo uri pamusoro.
Mamiriro ezvinhu echikamu B akafanana neaya echikamu A. Iyo miviri inotsvedza ye rotor inozununguswa nehafu yepitch (ona Mufananidzo 5.1.5), uye yepakati inobatanidzwa nemhete-yakafanana nekusingaperi magnetic steel.Mazino ezvikamu zviviri zve rotor ane magineti akatarisana.Zvinoenderana nemusimboti mumwechete weiyo reactive mota, chero mota ichipihwa simba mukurongeka kweABABA kana ABABA, iyo stepper mota inogona kuenderera mberi ichitenderera kumberi kana wachi.
Zviripachena, mazino ese ari pachikamu chimwechete che rotor blades ane polarity yakafanana, nepo polarities yezvikamu zviviri zverotor zvezvikamu zvakasiyana zvinopesana.Musiyano mukuru pakati peiyo hybrid stepper mota uye reactive stepper mota ndewekuti kana magineti echigarire magineti akadzimwa, pachave nenzvimbo ye oscillation uye nzvimbo yekubuda.
Iyo rotor ye hybrid stepper mota ine magineti, saka torque inogadzirwa pasi peiyo stator yazvino yakakura kupfuura iyo reactive stepper mota, uye iyo nhanho angle inowanzove idiki.Naizvozvo, zvehupfumi CNC muchina maturusi kazhinji anoda hybrid Stepper mota drive.Nekudaro, iyo hybrid rotor ine yakaomesesa dhizaini uye yakakura rotor inertia, uye kumhanya kwayo kwakadzikira kupfuura kweiyo reactive stepper mota.

Chimiro uye dhiraivha kugadzirisa
Kune vazhinji vanogadzira mudzimba vanogadzira stepper motors, uye maitiro avo ekushanda akafanana.Izvi zvinotevera zvinotora mudzimba maviri-chikamu hybrid stepper mota 42B Y G2 50C uye mutyairi wayo SH20403 semuenzaniso kusuma chimiro uye nzira yekutyaira yeiyo hybrid stepper mota.[2]
Maviri-chikamu hybrid stepper mota chimiro
Mukutonga kwemaindasitiri, chimiro chine mazino madiki pamatanda e stator uye nhamba huru yemazino e rotor sezvakaratidzwa muMufananidzo 1 inogona kushandiswa, uye nhanho yayo yenhanho inogona kuitwa shoma kwazvo.Mufananidzo 1 maviri

Iyo dhizaini yedhizaini yechikamu chehybrid stepping mota, uye dhayagiramu yewaya yeinotsika mota inomonereka muFig. 2, maviri-chikamu mahwindi eA neB akapatsanurwa-chikamu munzira yeradial, uye kune masere anobudikira magineti pole kutenderera kwe stator.Magineti matanda manomwe ndeeA-phase winding, uye 2, 4, 6, uye 8 magineti mapango ndeeB-phase winding.Kune mazino mashanu pane imwe neimwe danda pamusoro pe stator, uye kune kudzora windings padanda muviri.Iyo rotor ine ring-shaped magnetic simbi uye zvikamu zviviri zvesimbi cores.Iyo mhete-yakaita magineti simbi ine magnetized mune axial kutungamira kwe rotor.Izvo zvikamu zviviri zvesimbi cores zvakaiswa pamigumo miviri yesimbi yemagineti zvichiteerana, kuitira kuti rotor ipatsanurwe kuita maviri magineti mapango muaxial direction.Mazino makumi mashanu akagoverwa zvakaenzana pane rotor core.Mazino madiki pazvikamu zviviri zvepakati anodzika nehafu yepitch.Iyo pitch uye hupamhi hweiyo yakagadziriswa rotor yakafanana.

Kushanda maitiro maviri-chikamu hybrid stepping mota
Kana maviri-chikamu chekudzora mahwindi anotenderedza magetsi muhurongwa, chikamu chimwe chete chinotenderedzwa chinopihwa simba pakurova, uye mabhiti mana anoumba kutenderera.Kana yazvino ichipfuura nepamhepo yekutonga, simba remagnetomotive rinogadzirwa, iro rinopindirana neiyo magnetomotive simba rinogadzirwa neanogara magineti simbi kugadzira electromagnetic torque uye kuita kuti rotor iite nhanho kufamba.Kana iyo A-phase mhepo inotenderedzwa, iyo S magineti danda inogadzirwa neinotenderedza pane rotor N yakanyanyisa danda 1 inokwezva rotor N pole, kuitira kuti magineti danda 1 ive zino-kune-zino, uye mitsara yemagineti inotungamirwa. kubva pa rotor N pole kusvika kune zino rezino remagnetic pole 1, uye magnetic pole 5 Zino-to-tooth, magnetic pole 3 uye 7 mazino-to-groove, sezvinoratidzwa mumufananidzo 4.
图 A-phase energized rotor N yakanyanyisa stator rotor chiyero dhayagiramu.Nekuti mazino madiki ari pazvikamu zviviri zverotor core akazununguka nehafu yepitch, paS pole yerotor, iyo S pole magnetic field inogadzirwa nemagineti pole 1 'uye 5' inodzinga S pole ye rotor, iyo inonyatso zino-ku-slot ine rotor, uye danda 3 ' Uye 7'tooth pamusoro inogadzira N-pole magnetic field, iyo inokwezva S-pole ye rotor, kuitira kuti mazino atarisana nemeno.Iyo rotor N-pole uye S-pole rotor chiyero dhayagiramu kana iyo A-chikamu mhepo inotenderedzwa inoratidzwa muMufananidzo 3.

Nokuti rotor ine mazino makumi mashanu pamwe chete, pitch angle ndeye 360 ​​° / 50 = 7.2 °, uye nhamba yemazino anobatwa nehomwe imwe neimwe danda re stator haisi nhamba.Nokudaro, kana chikamu cheA che stator chichipiwa simba, N pole ye rotor, uye danda re1 Mazino mashanu akatarisana nemazino e rotor, uye mazino mashanu emagnetic pole 2 yechikamu B inotenderera pedyo mazino e rotor ane 1/4 pitch misalignment, kureva, 1.8 °.Apo denderedzwa rinoswededzwa, mazino eA-phase magnetic pole 3 uye rotor ichabviswa 3.6 °, uye mazino achave akabatanidzwa ne grooves.
Mutsara wemagineti igonyo rakavharika richitevedza N-kumagumo kwerota → A (1) S magineti danda → magineti conductive mhete → A (3 ') N magineti danda → rotor S-kuguma → rotor N-kuguma.Kana chikamu A chadzimwa uye chikamu B chasimbiswa, magineti danda 2 inogadzira N polarity, uye iyo S pole rotor 7 mazino ari padyo nayo anokwezvwa, zvekuti rotor inotenderera 1.8 ° newachi kuti iwane magineti pole 2 uye mazino erotor kumazino. , B Kuvandudzwa kwechikamu chemazino e stator of the phase winding inoratidzwa muFig. 5, panguva ino, magnetic pole 3 uye mazino e rotor ane 1/4 pitch misalignment.
Nekufananidza, kana simba richienderera mberi muhurongwa hwemabhiti mana, rotor inotenderera nhanho nhanho munzira yewachi.Nguva imwe neimwe iyo simba rinoitwa, imwe neimwe pulse inotenderera kuburikidza ne1.8 °, zvinoreva kuti nhanho yekona ndeye 1.8 °, uye rotor inotenderera kamwe Inoda 360 ° / 1.8 ° = 200 pulses (ona Mifananidzo 4 uye 5).

Izvo zvakafanana pamagumo ekupedzisira e rotor S. Kana mazino anoputika akatarisana nemeno, magnetic pole yeimwe chikamu pedyo nayo inosarura ne 1.8 °.3 Stepper mota mutyairi Stepper mota inofanirwa kuve nemutyairi uye controller kushanda zvakajairwa.Basa remutyairi nderekugovera mapurusi ekudzora mumhete uye kukwidziridza simba, kuitira kuti ma windings eiyo stepper mota iwane simba mune imwe kurongeka kudzora kutenderera kwemota.Mutyairi weiyo stepper mota 42BYG250C ndeye SH20403.Kune 10V ～ 40V DC magetsi emagetsi, iyo A +, A-, B +, uye B- materminals anofanirwa kunge akabatana kune ina inotungamira yeinotsika mota.Iyo DC + uye DC- zviteshi zvakabatanidzwa kune mutyairi DC magetsi emagetsi.Iyo yekupinza interface yedunhu inosanganisira iyo yakajairwa terminal (kubatanidza kune yakanaka terminal yeiyo yekuisa terminal magetsi emagetsi)., Kupinza chiratidzo chePulse (inopinza nhevedzano yemapulses, mukati yakagoverwa kutyaira iyo stepper mota A, B chikamu), inotungamira chiratidzo chekuisa (inogona kuona iyo yakanaka uye isina kunaka kutenderera kweiyo stepper mota), yekuisa chiratidzo isina mhepo.
Benefitsedit
Iyo hybrid stepping mota yakakamurwa kuita nhanho mbiri, nhanho nhatu uye nhanho shanu: maviri-chikamu nhanho kona inowanzove 1.8 madhigirii uye mashanu-chikamu anotsika angle anowanzo 0.72 madhigirii.Nekuwedzera kwekona yenhanho, nhanho yenhanho inoderedzwa, uye kururamisa kunovandudzwa.Iyi nhanho mota inonyanya kushandiswa zvakanyanya.Hybrid stepper motors inosanganisa mabhenefiti eese ari maviri anoshanda uye asingagumi magineti stepper motors: nhamba yemapole pairi yakaenzana nenhamba yemazino e rotor, ayo anogona kusiyanisa pane yakakura sezvinodiwa;the winding inductance inosiyana ne
Rotor chinzvimbo shanduko idiki, nyore kuwana yakakwana yekushanda kutonga;axial magnetization magineti wedunhu, uchishandisa zvitsva zvisingaperi magineti zvinhu zvine yakakwira magineti simba chigadzirwa, inobatsira mukuvandudza kwekuita kwemota;rotor magnetic simbi inopa excitation;hapana oscillation iri pachena.[3]