Ya kamata a yi la'akari da waɗannan abubuwa masu zuwa lokacin zabar ƙayyadaddun ƙayyadaddun ƙayyadaddun goyan bayan motar motsa jiki (wanda ake magana da shi azaman ƙayyadaddun ƙayyadaddun motsi): (1) madaidaicin buƙatun sarrafa kayan aiki; (2) yanayin nauyin da motar ke motsawa; (3) Dole ne haɗin haɗin kai ko ɗaukar nauyi ya kasance ya iya jure wani ƙarfin axial. Dangane da abubuwan ƙira guda uku da ke sama, ana amfani da ƙwallo mai zurfi mai zurfi a matsayin zaɓi na farko don ƙayyadaddun ƙayyadaddun injin a cikin ƙananan damatsakaita-sized Motors.
Ƙwallon ƙafar ƙafar ƙafar ƙafar ƙafar ƙafar ƙafar ƙafar ƙafar ƙafar ƙafar ƙafa ce mafi yawan amfani da ita. Lokacin da aka yi amfani da ƙwallon ƙwallon ƙafa mai zurfi, tsarin tsarin tallafi na motsi yana da sauƙi kuma mai sauƙi don kiyayewa. Ana amfani da ƙwanƙwasa mai zurfi mai zurfi don ɗaukar nauyin radial, amma lokacin da aka ƙãra radial clearance na bearing, suna da sifofin ƙwallon ƙwallon ƙafa na angular kuma suna iya ɗaukar nauyin radial da axial; lokacin da saurin ya yi girma kuma ƙwanƙwasa ƙwallon ƙafa ba su dace ba, ana iya amfani da su don ɗaukar nauyin axial mai tsabta. Idan aka kwatanta da wasu nau'ikan abubuwan ban sha'awa tare da takamaiman bayani da girma kamar yadda groove ball mai kyau da sauri mafi girma kuma ba ya dace da bears kaya masu nauyi.
Bayan an shigar da ƙwallon ƙwallon ƙafa mai zurfi a kan shaft, radial fit na shaft ko gidaje a cikin kwatance biyu za a iya iyakancewa a cikin kewayon cirewa na axial. A cikin jagorar radial, mai ɗaukar hoto da shaft ɗin suna ɗaukar tsangwama mai dacewa, kuma ɗamarar ɗaki da ƙarshen murfin ɗaukar ɗaki ko gidaje suna ɗaukar ƙaramin tsangwama. Maƙasudin zaɓin wannan dacewa shine don tabbatar da cewa aikin da aka yi amfani da shi ba shi da sifili ko dan kadan a yayin aikin motar, don haka aikin aikin na'urar ya fi kyau. A cikin jagorar axial, ya kamata a ƙayyade madaidaicin madaidaicin wuri da sassan da ke da alaƙa tare da ƙayyadaddun ƙayyadaddun tsarin ƙirar ƙarshen iyo. Ƙaƙwalwar ciki na ƙaƙƙarfan ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun matsayi (kafada) a kan shaft da zobe mai riƙewa, kuma ana sarrafa zobe na waje ta hanyar dacewa da juriya da ɗakin ɗaki, tsayin tsayi. tsayawar murfin ciki da na waje na ɗaukar hoto, da tsayin ɗakin ɗaki.
(1) Lokacin da ƙarshen iyo ya zaɓi maɗaukaki mai rarrafe tare da zobba na ciki da na waje, zoben waje na bearings a ƙarshen duka suna daidaitawa ba tare da sharewa axial ba.
(2) Lokacin da ƙarshen iyo ya zaɓi nau'in da ba za a iya raba shi ba, an bar wani tsayin tsayin daka na axial tsakanin zobe na waje da kuma tsayawar murfin mai ɗaukar, kuma dacewa tsakanin zobe na waje da ɗakin ɗaki bai kamata ba. zama manne.
(3) Lokacin da motar ba ta da madaidaicin matsayi da ƙarshen iyo, ana amfani da kullun ball bearings gabaɗaya a ƙarshen duka, kuma alaƙar da ta dace ita ce an kulle zobe na waje na ƙayyadaddun ɗaukar hoto tare da murfin ciki kuma akwai. rata tsakanin zobe na waje da murfin waje a cikin jagorar axial; ko kuma zoben waje na ƙwanƙwasa a ƙarshen duka biyu ya dace ba tare da ɓata ba tsakanin zobe na waje da murfin ɗaukar hoto, kuma akwai rata tsakanin zobe na waje da murfin ciki a cikin jagorar axial.
Abubuwan da suka dace da su na sama duk dangantaka ce mai ma'ana da aka yi nazari a kai a ka'ida. Madaidaicin ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun kayan aiki ya kamata ya dace da yanayin aiki na motar, gami da takamaiman sigogi kamar sharewa, juriya na zafi, daidaito, da dai sauransu a cikin zaɓin ɗaukar hoto, da madaidaicin madaidaicin radial tsakanin ɗaki da ɗakin ɗaki.
Ya kamata a lura cewa binciken da ke sama kawai doninjunan shigar a kwance, yayin da injunan da aka shigar a tsaye, duka zaɓin bearings da alaƙa masu alaƙa dole ne su sami takamaiman buƙatu.