Tsarin ɗaukar nauyi wani muhimmin sashi ne na motar, shine maɓalli na kayan aikin injin ɗin da ke cikin mahimman abubuwan da aka haɗa, don daidaita motar a hankali.tsarin ɗaukar nauyi, da farko yakamata ku fahimci batutuwa masu zuwa.
1. Gaban gaba da baya na motar
Ƙunƙarar gaba na motar tana nufin maƙallan kusa da gefen kayan aiki na inji, wanda kuma ake kira ɗaukar nauyin nauyin kaya ko ƙarshen axial; daraya bayayana nufin maƙallan kusa da gefen fanka mai sanyaya, wanda kuma ake kira gefen fanko ko ɗaukar ƙarshen mara-axial.
2. Gano karshen da free karshen motor
Ƙarshen wuri da ƙarshen kyauta ƙayyadaddun bayani ne don tsarin tsarin ɗaukar motar. A lokacin aikin motar, saboda dalilai daban-daban kamar haɓakar thermal da ƙaddamar da abubuwan da aka gyara, tashin hankali na magnetic tsakanin stator da rotor, da dai sauransu, wani yanki na motsi na axial zai faru tsakanin stator da rotor. Don saduwa da sauye-sauye na axial da matsalolin ƙaura da ke faruwa a cikin sassan, dole ne a bar wani adadin sararin samaniya a cikin ƙira da masana'anta na motar. A saboda wannan dalili, lokacin da aka saita tsarin ɗaukar motsi na motar, za a gyara zobe na waje da kyau a gefe ɗaya, watau, ƙaurawar axial a wannan ƙarshen ba za a bari ya faru ba, kuma wannan ƙarshen zai kasance. ake kira ƙarshen ganowa ko ƙayyadadden ƙarshen; kuma tsarin ɗaukar hoto a ɗayan ƙarshen motar zai bar wani ƙayyadadden ƙima don dacewa da zobe na waje ta hanyar ma'auni na ma'auni na ciki da na waje da kuma iyakar iyakar, don tabbatar da hakan. ɓangaren rotor yana da ƙaurawar axial da ake buƙata a cikin tsarin aikin motsa jiki, tun da Ƙarshen yana da motsi na axial, don haka ana kiran ƙarshen ƙarshen kyauta ko ƙarshen iyo.
3. Zurfafa tsagi ball bearings da cylindrical nadi bearings
Zurfafa tsagi ball bearings iya iyakance biyu-hanyar motsi na shaft, high madaidaici, low coefficient na gogayya, shi ne manufa zabi ga motor sakawa karshen, da ball da hali hannun riga ga line lamba, wato, da hali Gudun tsari na. yanayin tuntuɓar don zoben layi na madauwari, alamar lamba yana da ƙananan ƙananan, ƙarfin ɗaukar nauyin radial ba shi da girma, bai dace da tsayayya da nauyin tasiri da nauyi mai nauyi ba; da cylindrical roller bearings ba su da ƙuntatawa na axial na rollers, yi ƙarshen kyauta na tallafi da za a yi amfani da su, na iya daidaitawa da haɓakawar thermal ko kuskuren shigarwa wanda ya haifar da canjin matsayi na shaft da harsashi, abin nadi da kuma hanyar tsere shine layin layi, mai gudana yana gudana. waƙa zoben madauwari ce, farfajiyar lamba ta fi girma, nauyin radial ɗaukar nauyi, wanda ya dace da ɗaukar nauyi mai nauyi da nauyin girgiza.
4, motor hali sakawa karshen selection
Daga ainihin aiki na motar da kuma saduwa da kayan aiki masu dacewa tare da la'akari da bin docking, matsayi na ƙarshe na zaɓi na gabaɗaya a cikin ƙarshen axial, kuma don buƙatun matsayi na axial ba ƙaƙƙarfan sharuɗɗa ba ne, kuma za a iya zaɓa a cikin wadanda ba -ƙarshen axial, ayan buƙatun buƙatun motar na iya zama; amma idan kayan aikin da aka ja a kan motar axial runout yana da ƙarin buƙatu masu tsauri, to dole ne a zaɓi ƙarshen sakawa na motsi a cikin ƙarshen axial. Ƙarshen matsayimai ɗaukar zobe na wajeta wurin murfin ɗaukar ciki da na waje tsaya matacce, murfin ɗaukar hoto da aka ɗaure a hannun riga ko murfin ƙarshen.
5. Zaɓin nau'in nau'in motsi
Lokacin da nauyin da motar ke ɗauka ba ta da girma, ana amfani da ƙwanƙwasa mai zurfi mai zurfi; kuma daidai da buƙatun ainihin yanayin aiki, don ɗaukar nauyi, kazalika da manyan lodi, ya kamata a yi amfani da ɗigon nadi na cylindrical a cikin ƙarshen axial na motar, idan aka kwatanta da girman girman zurfin tsagi ball bearings, cylindrical roller. bearings radial bearing iya aiki za a iya ƙara da 1.5-3 sau, rigidity da girgiza juriya ne mafi alhẽri. Ƙwallon ƙwallon ƙafa mai zurfi mai ɗauke da ƙarfin radial fiye da silindari na abin nadi bearings mai rauni, amma yana iya ɗaukar wani adadin ƙarfin axial, yayin da nadi na silinda ba zai iya ɗaukar ƙarfin axial ba. Bisa la'akari da zurfin tsagi ball bearings da cylindrical roller bearings halaye na tsarin, don buƙatar saita cylindrical roller bearings don motar, ya kamata a saita ta ta amfani da yanayin gauraye, wato, dole ne a sami akalla saiti ɗaya na zurfin tsagi ball bearings. da amfaninsa.
Ƙarfin wutar lantarki mai girma sau da yawa yana da girma, domin ya sadu da nauyin nauyi da ƙananan sarrafawa na axial runout, yawanci daidai da daidaitattun tsarin tsari na uku. Don haɓaka ƙarfin haɓakawa da rayuwar sabis na haɓakar haɓakar haɓakar haɓakar haɓakar axial, a cikin ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun radial. Ƙwararren ƙwallon ƙwallon ƙafa mai zurfi don wurin da aka samo asali, kawai don ɗaukar nauyin axial (saboda haka zurfin tsagi ball bearings na waje da radial na hannun riga yakan bar wani izini); sauran ƙarshen motar bisa ga ainihin buƙata don zaɓar ƙwallon ƙwallon ƙafa mai zurfi, idan ya cancanta, za ku iya kuma sauran ƙarshen motar na iya zaɓar ƙwallon ƙwallon ƙafa mai zurfi bisa ga ainihin bukatun, kuma cylindrical roller bearings kuma zai iya zama. zaba idan ya cancanta.
Domin ya hana bearings daga gudu a cikin aikin motar, ƙuƙwalwar ƙuƙwalwar waje da ɗakin ɗaki, ƙuƙwalwar ƙuƙwalwar ciki da shaft dole ne su zabi dacewa da dacewa; Ko shi ne ƙarshen axial na na'urar ɗaukar kaya, ko ƙarshen ƙarshen na'urar, tsarin labyrinthine ne, da rufewa tare da zoben rufewa, ba wai kawai don hana ɗakin ɗaki na ɗigon mai mai mai zuwa cikin motar ba, lalacewa ga rufin nada, amma kuma yana hana waje na ƙura ko ruwa zuwa cikin ɗakin ɗaki, don kiyaye tsattsauran ra'ayi. Hakanan yana hana ƙurar waje ko ruwa shiga cikin ɗakin ɗaki kuma yana kiyaye tsaftar ɗakuna.
Ya kamata a samar da tsarin ɗaukar wutar lantarki mai ƙarfi tare da mai cike da mai da bututu don sauƙaƙe maye gurbin mai, kuma yana iya gane mai ba da tsayawa ba ko magudanar ruwa.
Lokacin aikawa: Yuli-19-2024
