Ba a shigar da bearing ɗin daidai ba. Matsalar tana da matuƙar tsanani!

Masu amfani da na'urorin suna korafi game da tsawon lokacin da na'urorin ke aiki, amma kashi 80% na na'urorin suna lalacewa da wuri saboda rashin shigar da su daidai. Shigar da na'urorin da suka dace ba wai kawai zai iya ƙara tsawon lokacin aikinsu da rage farashi ba, har ma zai inganta ingancin samarwa sosai.

Kamar yadda aka sani, bearings kansu sassan da ake amfani da su don tallafi ne da kuma sassan da ake amfani da su don tallafawa juyawa a kan shafts. Ana iya rarraba bearings ta hanyar halayensu na gogayya zuwa bearings masu zamiya da bearings masu birgima. Dangane da alkiblar nauyin da suke ɗauka, akwai bearings masu radial, Tushen Haɗis, da bearings na radial put, da sauransu.

Haɗuwar bearings masu zamiya

Bearings na zamiya wani nau'in bearing ne mai siffa ta gogayya. Ana siffanta su da santsi, aminci, ƙarancin hayaniya, da kuma ikon jure wa kaya masu nauyi da manyan kaya masu tasiri. Dangane da siffofi daban-daban na tsarin, ana iya rarraba su zuwa nau'in haɗin kai, nau'in raba, da nau'in toshe, da sauransu.

1. Haɗa bearings masu zamiya

Bearings masu zamiya iri ɗaya, waɗanda aka fi sani da bushings, su ne mafi sauƙin nau'in bearings masu zamiya. Ana haɗa su galibi ta hanyar dannawa da kuma haƙa su. A wasu lokuta na musamman, ana amfani da hanyar hawa zafi. Yawancin bearings an yi su ne da tagulla ko ƙarfe. A lokacin haɗa su, ya kamata a yi taka tsantsan. Ana iya haɗa su ta hanyar buga guduma ta katako ko guduma da bulo na katako. Idan juriyar da ta dace da tsangwama ta yi yawa, ya kamata a matse su da matsi. Ko an buga shi ko an matse shi, dole ne a hana karkatar da shi. Bayan haɗawa, ramin mai da ramin mai ya kamata su kasance a wurin da ake buƙata.

Ga bearings masu nakasa bayan an haɗa su, ya kamata a yanke ramukan ciki. Ga ƙananan, ana iya amfani da reamers don yankewa; ga manyan, ya kamata a yi amfani da scrapers. A lokaci guda, a kula da sarrafa wurin daidaitawa tare da shaft a cikin kewayon haƙuri. Don hana hannun shaft daga juyawa yayin aiki, ana sanya fil ko sukurori masu haɗin gwiwa a saman hulɗa tsakanin hannun shaft da wurin. Saboda bambancin tauri na jikin akwatin da kayan hannun shaft, lokacin haƙa, yana da sauƙi ga ɓangaren haƙa ya jingina zuwa gefen kayan laushi. Maganganun sune: na farko, yi amfani da samfurin huda don huda ramin a gefen kayan mai tauri kafin haƙa; na biyu, yi amfani da ɗan gajeren huda don ƙara tauri na ɓangaren haƙa yayin haƙa.

2. Haɗa bearings masu rabuwa

Bearings masu raba, waɗanda aka fi sani da bearings masu raba, suna da tsari mai sauƙi kuma suna da sauƙin daidaitawa da wargazawa. Ana saka harsashi biyu masu ɗaukar nauyi a kan harsashin bearings, kuma ana amfani da gasket a haɗin don daidaita gibin da ya dace.

● Haɗa daji mai ɗaukar kaya da kuma Gidaje Masu Haɗawa

Dole ne hulɗar da ke tsakanin harsashin bearing na sama da na ƙasa da ramin ciki na bearing ɗin ya kasance mai kyau. Idan bai cika sharuɗɗan ba, yi amfani da ramin ciki na bearing ɗin harsashin bearing mai kauri a matsayin ma'auni don goge bayan bearing ɗin. A lokaci guda, matakai biyu a ƙarshen bearing ɗin ya kamata su kasance kusa da ƙarshen bearing ɗin biyu. Ga harsashin bearing masu sirara, kawai sai a yi tsakiyar bearing ɗin ya fi na bearing ɗin kusan 0.1mm girma, kuma babu buƙatar goge shi.

● Ana sanya bishiyar ɗaukar bearing a cikin gidan ɗaukar bearing kuma ba a yarda ta sami wani motsi ko dai a radial ko a axial. Yawanci, ana tsayar da shi kuma a sanya shi a matakala a ƙarshen daji ko ta hanyar sanya fil.

● Goge harsashin bearing

Ga harsashin bearings da aka raba, galibi ana amfani da wuraren niƙa shaft ɗin da suka dace. Yawanci, ana goge harsashin bearings da farko, sannan a goge harsashin bearings na sama. Don inganta inganci, ba a buƙatar shigar da harsashin bearings da murfin lokacin goge harsashin bearings. Lokacin da wurin hulɗa na ƙananan harsashin bearings ya cika buƙatun, ana matse harsashin bearings na sama da murfin sama sosai. A lokacin goge harsashin bearings na sama, ana ƙara gyara wurin hulɗa na ƙananan harsashin bearings. Lokacin gogewa, ana iya daidaita matse shaft ɗin ta hanyar canza kauri na gasket yayin da adadin lokutan gogewa ke ƙaruwa. Lokacin da aka matse murfin bearings, shaft ɗin zai iya juyawa kyauta ba tare da sharewa a bayyane ba, kuma wuraren hulɗa sun cika buƙatun, gogewar za ta kammala.

● Auna izinin ɗaukar kaya

Ana iya daidaita girman wurin da aka yi amfani da shi ta hanyar gasket a tsakiyar jirgin ko kuma ta hanyar goge daji kai tsaye. Yawanci ana auna wurin da aka yi amfani da shi ta hanyar matse gubar. Ɗauki sassa da yawa na wayar gubar da diamita ya fi girma fiye da wurin da aka yi amfani da shi sannan a sanya su a kan littafin rubutu da kuma saman wurin da aka yi amfani da shi na tsakiya. Sannan a matse goro don a matse saman wurin da aka yi amfani da shi na tsakiya sosai, a buɗe goror, a cire murfin wurin da aka yi amfani da shi, sannan a cire wayar da aka yi amfani da ita a hankali. Yi amfani da micrometer don auna kauri na kowane sashe da aka ɗauka. Dangane da matsakaicin kauri na wayar gubar, ana iya sanin wurin da aka yi amfani da shi. Ya kamata wurin da aka yi amfani da shi ya zama 1.5-2.5 (mm) na diamita na shaft. Lokacin da diamita ya fi girma, ya kamata a ɗauki ƙaramin ƙimar wurin da aka yi amfani da shi. Idan diamita na shaft ya kai 60mm, ya kamata wurin da aka yi amfani da shi ya kasance tsakanin 0.09 da 0.15mm.

Haɗuwa da bearings masu birgima

Bearings masu birgima suna da fa'idodin ƙarancin gogayya, ƙaramin girman axial, sauƙin maye gurbinsu da sauƙin gyarawa.

Bukatun fasaha don haɗawa

Ya kamata a sanya fuskokin ƙarshen bearings masu birgima waɗanda aka yiwa alama da lambobi a cikin alkiblar da ake iya gani don sauƙaƙe tabbatarwa yayin maye gurbin.

Radius na baka a matakin littafin ko ramin gida ya kamata ya zama ƙarami fiye da wanda yake daidai da matsayin da ke kan bearing.

Bayan an haɗa bearing ɗin a kan shaft da kuma a cikin ramin gidan, bai kamata a sami karkacewa ba.

Daga cikin bearings guda biyu a kan wannan axis, dole ne mutum ya sa shaft ɗin ya motsa lokacin da shaft ɗin ya faɗaɗa ta hanyar zafi.

Lokacin haɗa bearings masu birgima, yana da mahimmanci a hana datti shiga bearings sosai.

Bayan haɗawa, bearings ya kamata su yi aiki da sassauƙa, su samar da ƙarancin amo, kuma zafin aiki gabaɗaya bai kamata ya wuce 65℃ ba.