labarai

Menene tsarin finishing na bearing?

Ana amfani da tsarin superfinishing ba kawai a masana'antar bearing ba, har ma a cikin injuna, kuma sauran injuna da kayan aiki masu daidaito suma sun fara amfani da wannan tsari.

Menene superprecision na bearing?

Bearing superfinishing hanya ce mai laushi wadda ke motsa abinci don cimma micro-nika.

Gabaɗaya saman kafin a gama aikin gaba ɗaya ana juya shi daidai kuma a niƙa shi. Musamman ma, yana nufin hanyar sarrafa laushi wanda ba ya yin matsin lamba sosai akan kayan aikin tare da kayan aikin gogewa mai kyau (dutsen mai) a ƙarƙashin kyakkyawan yanayi na shafawa da sanyaya, kuma yana yin motsi mai sauri da gajere akan kayan aikin yana juyawa a wani takamaiman gudu a cikin yanayin juyawa na busasshen kayan aikin.

Menene rawar da bearing superfinishing ke takawa?

A tsarin kera bearings na birgima, superfinishing shine tsari na ƙarshe na sarrafa zoben bearings, wanda ke taka muhimmiyar rawa wajen rage ko kawar da karkacewar da'ira da aka bari ta hanyar niƙa, gyara kuskuren siffar ramin, tsaftace ƙaiƙayin saman sa, inganta halayen zahiri da na injiniya na saman, rage girgiza da hayaniyar bearings, da kuma inganta aikin bearings.

Ana iya bayyana shi a cikin waɗannan fannoni uku masu zuwa

1. Yana iya rage laviness yadda ya kamata. A cikin tsarin kammalawa sosai, domin tabbatar da cewa dutsen mai koyaushe yana aiki a kan layin raƙuman ruwa kuma bai taɓa ramin ba, baka na dutsen mai da ke hulɗa da aikin ≥ tsawon raƙuman raƙuman ruwa a saman aikin, don haka matsin lamba na laviness ya fi girma, kuma an cire kololuwar convex, ta haka ne za a rage laviness.

2. Inganta kuskuren ramin tsagi na hanyar tsere mai ɗaukar ƙwallon. Finishing mai ƙarfi zai iya inganta kuskuren ramin tsagi na kusan kashi 30% na hanyoyin tsere yadda ya kamata.

3. Yana iya haifar da matsin lamba a saman niƙa mai kyau. A cikin tsarin finishing, galibi ana haifar da lalacewar filastik mai sanyi, ta yadda bayan finishing, ragowar matsin lamba yana samuwa a saman aikin.

4. Yana iya ƙara yankin hulɗar saman aiki na ferrule. Bayan an gama shi sosai, ana iya ƙara yankin hulɗar saman aiki na ferrule daga 15% ~ 40% bayan niƙa zuwa 80% ~ 95%.

Tsarin finishing mai ɗaukar nauyi:

1. Yanke bearings

Idan saman dutsen niƙa ya yi hulɗa da kololuwar da ke kan saman layin dogo mai kauri, saboda ƙaramin yankin hulɗa da babban ƙarfin da ke kan yankin, a ƙarƙashin wani matsin lamba, dutsen niƙa da farko ana yin aikin "yankewa" na kayan aikin ɗaukar kaya, ta yadda wani ɓangare na barbashi masu gogewa a saman dutsen niƙa zai faɗi ya gutsure, yana bayyana wasu sabbin hatsi masu kaifi da gefuna masu yankewa. A lokaci guda, ana yanke saman kayan aikin ɗaukar kaya cikin sauri, kuma ana cire layin lalacewa da lalacewar layin kayan aikin ɗaukar kaya ta hanyar yankewa da yankewa. Ana kiran wannan matakin lokacin yankewa, kuma a wannan matakin ne ake cire yawancin ƙarfen da aka yarda da shi.

2. Rabin yanke bearings

Yayin da injin ke ci gaba, saman kayan aikin ɗaukar kaya yana sassautawa a hankali. A wannan lokacin, yankin hulɗa tsakanin dutsen niƙa da saman kayan aikin yana ƙaruwa, matsin lamba a kowane yanki yana raguwa, zurfin yankewa yana raguwa, kuma ƙarfin yankewa yana raguwa. A lokaci guda, ramukan da ke saman dutsen niƙa suna toshewa, kuma dutsen niƙa yana cikin yanayin yankewa. Wannan matakin ana kiransa matakin yankewa na rabin yankewa na kammala kayan ɗaukar kaya, inda alamun yankewa a saman kayan ɗaukar kaya ke zama masu haske kuma suna da duhun sheƙi.

3. Matakin Kammalawa

Za a iya raba wannan matakin zuwa matakai biyu: na farko shine matakin niƙa; na biyu shine matakin niƙa bayan daina yankewa

Nika canjin lokaci:

Hatsin da aka goge yana kaifafa kansa, gefen haƙarƙarin da aka goge yana santsi, oxide ɗin da aka goge yana fara shiga cikin ramin dutse mai, foda mai goge yana toshe ramukan dutse mai, ta yadda za a iya yanke haƙarƙarin da rauni kawai, tare da fitar da shi da niƙa shi, sannan ƙaiƙayin saman aikin zai ragu da sauri, kuma an haɗa saman haƙarƙarin da aka goge da baƙin haƙarƙarin.

Dakatar da lokacin niƙa yankewa:

Gogayya tsakanin duwatsun mai da kayan aiki ta kasance mai santsi sosai, yankin hulɗa ya ƙaru sosai, matsin lamba ya ragu, ƙwayar da ke gogewa ta sami damar shiga fim ɗin mai da kuma taɓa kayan aikin, lokacin da matsin lamba na fim ɗin mai na saman ɗaukar kaya ya daidaita da matsin lamba na dutse mai, dutsen mai yana shawagi. A lokacin ƙirƙirar fim ɗin mai, babu wani tasirin yankewa. Wannan matakin ya keɓance ga superfinishing.