1, Yini isifaki khodi
Ngesikhathi sokusebenza kwe-aI-Worm gearbox N20 DC motor, amapharamitha anjengamanje, isivinini kanye nendawo ehlobene yendawo ejikelezayo ye-shaft ejikelezayo ibhekwa ngesikhathi sangempela ukuze kutholwe isimo somzimba wemoto kanye nezinto zokusebenza ezidonswayo, futhi ngaphezu kwalokho ukulawula izimo zokusebenza zenjini kanye nemishini ngesikhathi sangempela, ngaleyo ndlela kuqashelwe imisebenzi eminingi ethile efana ne-servo kanye nokulawulwa kwesivinini. Lapha, ukusetshenziswa kwesishumeki sekhodi njengesici sokulinganisa esisekupheleni akugcini nje ngokwenza lula kakhulu uhlelo lokulinganisa, kodwa futhi lunembayo, luthembekile futhi lunamandla. I-encoder iyinzwa ejikelezayo eguqula inani elibonakalayo lendawo kanye nokugudluzwa kwezingxenye ezijikelezayo zibe uchungechunge lwamasiginali we-digital pulse, aqoqwa futhi acutshungulwe uhlelo lokulawula ukuze kukhishwe uchungechunge lwemiyalo ukuze kulungiswe futhi kushintshwe isimo sokusebenza sesisetshenziswa. Uma isishumeki sihlanganiswe nebha yegiya noma isikulufu sesikulufu, singasetshenziswa futhi ukukala indawo kanye nokugudluzwa kwezingxenye ezinyakazayo ezinomugqa.
2, ukuhlukaniswa kwe-encoder
Izigaba eziyisisekelo zesifaki khodi:
I-Encoder iyinhlanganisela eseduze yomshini kanye ne-elekthronikhi yedivayisi yokulinganisa ukunemba, isignali noma idatha izobhalwa ngekhodi, iguqulelwe, ukuze kuxhunywe, kudluliselwe futhi kugcinwe idatha yesignali. Ngokuya ngezici ezahlukahlukene, izifaki khodi zihlukaniswa ngale ndlela elandelayo:
● Idiski yekhodi nesikali sekhodi. Isishumeki sekhodi esiguqula ukugudluka komugqa sibe isignali kagesi sibizwa ngokuthi isikali sekhodi, futhi leso esiguqula ukususwa kwe-angular kube ukuxhumana ngocingo yikhodi disc.
● Izifaki khodi ezikhulayo. Inikeza ulwazi olufana nendawo, i-engeli kanye nenombolo yokujika, futhi ichaza izinga elifanele ngenani lama-pulses ijika ngalinye.
● Isifaki khodi esiphelele. Inikeza ulwazi olufana nendawo, i-engeli, kanye nenombolo yokujika ngokunyuka kwe-angular, futhi ukukhuphuka kwe-angular ngakunye kunikezwa ikhodi ehlukile.
● Isifaki khodi esixubile. Isishumeki esiphelele esixubile sikhipha amasethi amabili olwazi: isethi eyodwa yolwazi isetshenziselwa ukuthola indawo yesigxobo esinomsebenzi wolwazi oluphelele, kanti enye isethi ifana ncamashi nolwazi oluphumayo lwesishumeki esikhulayo.
Izifaki khodi ezivame ukusetshenziswa kumamotho:
●Isifaki khodi esikhulayo
Ngokuqondile usebenzisa isimiso sokuguqulwa kwe-photoelectric ukuze ukhiphe amasethi amathathu ama-square wave pulses A, B kanye no-Z. Umehluko wesigaba phakathi kwamasethi amabili ama-pulses A no-B ngu-90o, ukuze isiqondiso sokujikeleza singahlulelwa kalula; isigaba sika-Z siwukushaya okukodwa kokuphenduka ngakunye futhi sisetshenziselwa ukubeka iphuzu lenkomba. Izinzuzo: ukwakhiwa kwesimiso esilula, isilinganiso sempilo yemishini singaba ngaphezu kwamashumi ezinkulungwane zamahora, ikhono eliqinile lokulwa nokuphazamiseka, ukwethembeka okuphezulu, futhi ifanele ukudluliswa kwebanga elide. Ukungalungi: ayikwazi ukukhipha ulwazi oluphelele lwendawo yokujikeleza kwe-shaft.
● Isifaki khodi esiphelele
Kuneziteshi ezimbalwa zekhodi egxilile eduze kwesiqondiso se-radial epuleti lekhodi eyindilinga yenzwa, futhi isiteshi ngasinye sakhiwe imikhakha ehambisa ukukhanya nengadluliseli ukukhanya, futhi inani lemikhakha yamashaneli ekhodi aseduze liphindwe kabili, futhi inani lamashaneli ekhodi epuleti lekhodi inombolo yamadijithi kanambambili. Uma ipuleti lekhodi lisendaweni ehlukene, isici ngasinye se-photosensitive siguqulelwa kusignali yeleveli ehambisanayo ngokuya ngokukhanya noma cha, kwakheka inombolo kanambambili.
Lolu hlobo lwesifaki khodi lubonakala ngokuthi asikho isibali esidingekayo futhi ikhodi yedijithali egxilile ehambisana nendawo ingafundwa kunoma iyiphi indawo ye-axis ejikelezayo. Ngokusobala, iziteshi zekhodi eziningi, ukulungiswa okuphezulu, kanye nesifaki khodi esinokulungiswa kanambambili kwe-N-bit, idiski yekhodi kufanele ibe namashaneli ekhodi engu-N. Njengamanje, kunemikhiqizo yesifaki khodi se-16-bit e-China.
3, isimiso sokusebenza se-encoder
Ngediski yekhodi ye-photoelectric ene-eksisi phakathi nendawo, kukhona iphasi eyindilinga kanye nemigqa yombhalo emnyama kuyo, futhi kukhona imishini yokudlulisa nokwamukela i-photoelectric ukuze ifundwe, futhi amaqembu amane amasignali e-sine wave ahlanganiswa abe yi-A, B, C kanye no-D. Igagasi ngalinye le-sine lihluka ngomehluko wesigaba esingu-90 degrees (ama-360 degrees ngokuhlobene ne-circumferential wave kanye nesigaba se-D esingahlehliswa kuso), futhi isigaba se-B singahlehliswa futhi sihlehle. thuthukisa isignali ezinzile; futhi enye ishayela yesigaba sika-Z iwumphumela wokuphenduka ngakunye ukumelela indawo eyiziro yereferensi.
Njengoba izigaba ezimbili u-A no-B zihlukile ngamadigri angu-90, singaqhathaniswa ukuthi isigaba A singaphambili noma isigaba B singaphambili ukuze kubonakale ukuzungezisa okuya phambili nokuhlehlayo kwesishumeki sekhodi, futhi ibhithi eyireferensi enguziro yesishumeki ingatholwa ngokusebenzisa ishayela elinguziro. Izinto zepuleti lekhodi ye-encoder ziyingilazi, insimbi, ipulasitiki, ipuleti yekhodi yengilazi ifakwe engilazini encane kakhulu eqoshiwe, ukuzinza kwayo okushisayo kuhle, ukunemba okuphezulu, ipuleti yekhodi yensimbi ngokuqondile ukuze idlule futhi hhayi umugqa oqoshiwe, hhayi intekenteke, kodwa ngenxa yokuthi insimbi inobukhulu obuthile, ukunemba kulinganiselwe, ukuzinza kwayo okushisayo kuyi-oda lobukhulu bepuleti liphansi, ipuleti yepulasitiki iphansi kakhulu, ingilazi yepulasitiki, i-plastic ibiza kakhulu kune-glass, ipulasitiki. ukuzinza okushisayo, impilo impofu Abanye.
Ukulungiswa - isifaki khodi sokuhlinzeka ukuthi bangaki imigqa eqoshiwe edlula noma emnyama ngamadigri angu-360 okuzungezisa kubizwa ngokuthi ukulungiswa, okubuye kwaziwe ngokuthi inkomba yokuxazulula, noma ngokuqondile ukuthi mingaki imigqa, ngokuvamile emigqeni engu-5 ~ 10000 ngenkomba yokuphenduka ngakunye.
4, Ukulinganisa isikhundla kanye nesimiso sokulawula impendulo
Izifaki khodi zithatha isikhundla esibaluleke kakhulu kumakheshi, amathuluzi omshini, ukucutshungulwa kwezinto ezibonakalayo, amasistimu wempendulo yezimoto, kanye nasekukaleni nasekulawuleni okokusebenza. Isifaki khodi sisebenzisa igridi kanye nomthombo wokukhanya kwe-infrared ukuguqula isignali yokubona ibe isignali kagesi ye-TTL (HTL) kusetshenziswa isamukeli. Ngokuhlaziya imvamisa yezinga le-TTL kanye nenani lamazinga aphezulu, i-engeli yokujikeleza kanye nesimo sokujikeleza kwemoto kubonakala ngokubonakalayo.
Njengoba i-engeli nendawo ingakalwa ngokunembile, isishumeki ne-inverter singakhiwa sibe isistimu yokulawula iluphu evaliwe ukwenza isilawuli sinembe kakhudlwana, yingakho amakheshi, amathuluzi omshini, njll. angasetshenziswa ngokunembe kangaka.
5, Isifinyezo
Kafushane, siyaqonda ukuthi izifaki khodi zihlukaniswe ngokwenyukayo futhi ngokuphelele ngokuya ngesakhiwo sazo, futhi zombili ziguqula amanye amasiginali, njengamasignali okubona, zibe amasignali kagesi angahlaziywa futhi alawulwe. Amakheshi ajwayelekile namathuluzi omshini empilweni yethu asuselwa ekulungisweni okunembayo kwenjini, futhi ngokulawulwa kwe-loop evaliwe yesiginali kagesi, isishumeki esinesiguquli siphinde sibe yindlela engokwemvelo yokufinyelela ukulawula okunembayo.
Isikhathi sokuthumela: Jul-20-2023