Haɗe da na'urar nadi mai daidaitawa yadda ake zaɓa?
Lokacin zabar bearing, yawanci ana zaɓarsa ne bisa ga nau'in injina, sashi, ƙayyadaddun spindle, nau'in bearing, hanyar shafawa da hanyar tuƙi, da sauran yanayi, bayan an yi nazarin da kuma kimanta daidaito, tauri, saurin haɗari da sauran ayyuka.
Matakan zaɓin da aka saba bi sune kamar haka:
1, Domin sanin yanayin amfani da bearings da kuma la'akari da nau'in bearings, yawanci yana da mahimmanci a tantance aiki da tsarin na'urar injiniya, amfani da bearings, sararin da aka yarda, girma da alkiblar nauyin, matakin gudu da tasiri, saurin, zafin amfani, buƙatun tauri, tsarin bearings (ƙarshen da aka gyara ko ƙarshen da aka cire), karkacewar zoben ciki da na waje, da kuma yanayin kasafin kuɗi. Ta hanyar waɗannan sharuɗɗan amfani, ana iya tantance siffar bearings da kuma tsarin da ya dace da su.
Misali, amfani da gurɓataccen, rigar, la'akari da rufe murfin ƙarshe, zaɓin mai mai ƙarfi, kuma bisa ga amfani da zafin jiki, zaɓuɓɓukan man shafawa masu dacewa, waɗanda ke ba da damar ƙaramin sarari, yi la'akari da kunkuntar ko siririn bearings, bisa ga girman kaya, zaɓi Ƙwallon ƙwallos ko bearings na nadi, bearings na tagulla, da sauransu, bugun jini da matakin tasiri, ƙayyade izinin da ya dace, saurin tantance yanayin hulɗa, kayan zaɓi masu tsauri da sauransu.
Wurin da ya gurɓata sosai
Bayan da farko an fayyace nau'in amfani da bearing bisa ga sharuɗɗan amfani, ya zama dole a fayyace cikakkun bayanai game da bearing bisa ga cikakkun bayanai kamar haka:
2, yi la'akari da girman bearing, bisa ga tsawon lokacin ƙirar na'urar injiniya, saurin iyaka, nauyin radial da axial, nauyin dynamic da static, da kuma yanayin aminci, ƙayyade takamaiman girman bearing, daga mahangar, saurin iyaka yana da girma, ƙwallon ya fi girma, zoben ciki da na waje suna nesa da juna, nauyin yana da girma, ƙwallon ya fi yawa, ko nauyin ya fi girma, jikin birgima mai nadi ko Na'urar Naɗa Allura ƙarami ne, zoben ciki da na waje sun fi faɗi. Hakanan za a rage saurin da ya dace, akwai ƙaramin adadin nauyin axial, yi la'akari da flange, ko kusurwar mazugi, sannan a ƙarshe a tantance girman bearing ɗin.
3, yi la'akari da daidaiton bearing, ta hanyar daidaiton runout na shaft na juyawa, gudu, canjin karfin juyi, tantance daidaiton bearing, galibi ka'idar da za a danganta ta da aiki, daidaiton spindle shine mafi mahimmanci, a ƙarƙashin jigon babban madaidaicin spindle, gabaɗaya, mafi girman daidaito, mafi sauri sauri, ƙaramin hayaniya, mafi girman farashi.
4, yi la'akari da izinin ciki na ɗaukar kaya, ta hanyar kayan aiki da siffar sandar da akwatin ɗaukar kaya, son zuciya na zoben ciki da na waje, bambancin zafin jiki, dacewa da ɗaukar kaya, adadin kayan da aka riga aka ɗauka, don tantance izinin ɗaukar kaya.
Yanayin aiki mai rikitarwa
5, yi la'akari da kejin, ta hanyar saurinsa, bugunsa, tasirinsa, sauti, man shafawa, nau'in kejin da kayansa.
6. Yi la'akari da hanyar shafa man shafawa, ta hanyar amfani da zafin jiki, hanyar rufewa, saurin, hanyar shafa man shafawa, yanayin amfani, hanyar shafa man shafawa da man shafawa, sannan ka tantance hanyar rufewa ta bearing.
7, yi la'akari da takamaiman bayanai, idan ana amfani da bearing a wasu lokatai na musamman, kamar ɗaruruwa ko ma dubban digiri na zafin jiki mai tsanani, ko goma digiri ƙasa da sifili ko ma digiri ɗaya ko ɗari biyu ƙasa da sifili zafin jiki mai ƙarancin zafi, ko kuma ana amfani da shi a cikin yanayi kamar muhalli mara tsafta, wuraren bita na magunguna, ko sararin samaniya na waje, sararin samaniya, kuna buƙatar zaɓar kayan aiki na musamman bisa ga takamaiman bayanai, ɗauki zafin jiki mai matuƙar zafi a matsayin misali. Idan zafin jiki ne mai matuƙar zafi nan take, kuna buƙatar murfin zafi mai zafi, idan zafin jiki mai matuƙar zafi na dogon lokaci ne, dole ne ku yi odar tungsten, rhenium, osmium da sauran kayan ƙarfe masu daraja na bearing.
A wannan lokacin, an riga an ƙayyade samfurin bearing ɗin, kuma a ƙarshe ana buƙatar la'akari da shigarwa da wargaza bearings, bisa ga yanayin shigarwa don tantance girman da ya dace, shigarwar bearing mai haske da matakai.
