Sanarwa: Da fatan za a tuntuɓe mu don jerin farashin bearings na haɓakawa.

Matakan gyara don matsalolin bayan shigarwar bearing

Lokacin shigarwa, kada a yi amfani da matsewa kai tsaye a fuskar ƙarshen bear da saman da ba shi da damuwa. Ya kamata a yi amfani da toshe, hannun riga ko wasu kayan aikin shigarwa don sa bear ɗin ya yi daidai da ƙarfin bear ɗin. Kada a saka ta hanyar birgima. Idan saman da aka ɗora yana da mai, zai sa shigarwar ta fi santsi. Idan tsangwama ta dace ta yi yawa, ya kamata a dumama bear ɗin zuwa 80 ~ 90℃ a cikin man ma'adinai kuma a sanya shi da wuri-wuri, a kula da zafin mai sosai bai wuce 100℃ ba, don hana rage taurin tasirin tempering da kuma shafar murmurewa girman. Lokacin da kuka fuskanci matsaloli a cikin warwarewa, ana ba da shawarar ku yi amfani da kayan aikin warwarewa don ja waje yayin da kuke zuba mai mai zafi a kan zoben ciki, zafi zai sa zoben ciki na bearing ya faɗaɗa, don ya fi sauƙin faɗuwa.

Ba duk bearings ke buƙatar mafi ƙarancin izinin aiki ba, dole ne ku zaɓi izinin da ya dace bisa ga sharuɗɗan. A cikin ma'aunin ƙasa na 4604-93, an raba radial clearance na bearings mai birgima zuwa ƙungiyoyi biyar: rukuni na 2, rukuni na 0, rukuni na 3, rukuni na 4 da rukuni na 5. Ƙimar sharewa suna jere daga ƙanana zuwa babba, kuma rukuni na 0 shine izinin daidaitacce. Rukunin sharewa na asali ya dace da yanayin aiki na gabaɗaya, zafin jiki na al'ada da dacewa da tsangwama ta gama gari; Ya kamata a zaɓi babban sharewa na radial don bearings da ke aiki a ƙarƙashin yanayi na musamman kamar babban zafin jiki, babban gudu, ƙarancin hayaniya da ƙarancin gogayya. Ya kamata a zaɓi ƙaramin sharewa na radial don madaidaicin sandar da bearings na kayan aikin injin; Ana iya kiyaye ƙaramin sharewa na aiki don bearings mai birgima. Bugu da ƙari, babu sharewa ga bearings da aka raba; A ƙarshe, sharewa na aiki na bearings bayan shigarwa ya kamata ya zama ƙarami fiye da sharewa ta asali kafin shigarwa, saboda bearings ya kamata ya ɗauki wani juyawa na kaya, da kuma nakasar roba da ta haifar da dacewa da kaya da kaya.

Ganin matsalar lalacewar rufewa ta bearings tare da hatimin da aka saka a ciki, akwai matakai biyu da za a aiwatar da su sosai a tsarin daidaitawa.

1. Tsarin murfin murfin hatimi mai rufi a ciki ana canza shi zuwa ɓangarorin biyu na bearing, kuma tsarin shigarwa na bearing ɗin ana daidaita shi daga kayan aiki. Ba a buƙatar hulɗa kai tsaye da bearing ɗin, kuma bearing ɗin yana da kariya daga ƙura daga wajen bearing ɗin. Tasirin rufe wannan tsari ya fi na bearing ɗin da bearing ɗin kanta ke sayarwa, wanda ke toshe hanyar mamaye abubuwa masu kauri kai tsaye kuma yana tabbatar da tsaftar ciki na bearing ɗin. Wannan tsari yana inganta sararin zubar da zafi na bearing ɗin kuma ba ya yin illa ga aikin hana gajiya na bearing ɗin.

2. Duk da cewa hanyar rufewa ta waje ta bearing tana da kyakkyawan tasirin rufewa, hanyar watsar da zafi ma tana toshewa, don haka ana buƙatar shigar da sassan sanyaya. Na'urar sanyaya za ta iya rage zafin aiki na man shafawa, kuma ana iya guje wa aikin bearing mai zafi sosai ta hanyar watsar da zafi na halitta bayan sanyaya.


Lokacin Saƙo: Afrilu-12-2022