Me yasa bearings na ball suka fi bearings na nadi?

Bearings muhimman abubuwa ne na injuna da kayan aiki da yawa domin suna rage gogayya kuma suna ba da damar motsi mai santsi na sassan juyawa da masu juyawa. Akwai manyan nau'ikan bearings guda biyu: bearings na ball da bearings na birgima. Suna zuwa cikin siffofi, girma da halaye daban-daban, waɗanda suka dace da aikace-aikace daban-daban.

Bearings na ƙwallon ƙafa suna amfani da ƙwallo masu daidaita kansu a matsayin abubuwan birgima, yayin da bearings na ƙwallon ƙafa suna amfani da birgima mai siffar silinda, mai siffar konical ko mai siffar ƙwallo. Babban bambanci tsakanin su shine yankin da ke tsakanin abubuwan birgima da zobba. Bearings na ƙwallon ƙafa suna da alaƙa da maki, wanda ke nufin yankin da ke haɗuwa ƙarami ne. Bearings na ƙwallon ƙafa suna da alaƙa da layi, wanda ke nufin yankin da ke haɗuwa yana da girma.

Yankin hulɗa yana shafar aiki da inganci na bearings. Bearings ɗin ƙwallon suna da ƙarancin gogayya da juriya, wanda ke nufin za su iya aiki a mafi girma gudu da ƙananan yanayin zafi. Bearings ɗin roller suna da ƙarfin kaya mafi girma da juriyar girgiza, wanda ke nufin za su iya jure wa nauyi da manyan kaya masu nauyi.

Saboda haka, bearings na ball sun fi bearings na birgima kyau a wasu fannoni, kamar:

• Sauri: Bearings na ƙwallo na iya samun saurin juyawa mafi girma fiye da bearings na birgima saboda ba su da gogayya da rashin kuzari.

• Hayaniya: Bearings na ƙwallon ƙafa suna samar da ƙarancin hayaniya da girgiza fiye da bearings na birgima saboda motsinsu yana da santsi kuma ya fi daidaito.

• Nauyi: Bearings ɗin ƙwallon sun fi sauƙi fiye da bearings ɗin naɗawa saboda bearings ɗin ƙwallon suna da ƙananan abubuwa masu birgima.

• Kuɗi: Bearings ɗin ƙwallon ƙafa sun fi rahusa fiye da bearings ɗin naɗawa domin ƙirarsu da ƙera su sun fi sauƙi kuma sun fi daidaito.

Duk da haka, bearings ɗin ƙwallon ba koyaushe suke da kyau fiye da bearings ɗin naɗawa ba. Bearings ɗin naɗawa suna da nasu fa'idodi, kamar:

• Lodawa: Bearings na roller na iya ɗaukar nauyin radial da axial mafi girma fiye da bearings na ball saboda suna da babban yanki na hulɗa da kuma ingantaccen rarraba kaya.

• Tauri: Bearings ɗin da aka yi birgima sun fi ƙarfi da karko fiye da bearings ɗin ƙwallo domin suna canzawa kuma ba sa juyewa ƙasa da nauyin da ake ɗauka.

• Daidaitawa: Bearings na birgima na iya ɗaukar wasu kurakurai da karkacewa na shaft da gidan saboda suna da fasalin daidaitawa kai tsaye.

A taƙaice, bearings na ball da biredi na roller suna da fa'idodi da rashin amfani daban-daban, kuma zaɓin bearings ya dogara ne akan takamaiman buƙatu da sharuɗɗan aikace-aikacen.