Masana'antun masu ɗaukar ƙwallon ƙafa na kusurwa sun fahimci cewa aikin babban igiya mai saurin sauri na kayan aikin yankan ƙarfe na CNC ya dogara da ɗaukar sandar dunƙule da lubrication ɗin sa zuwa babba.Injin kayan aiki bearings masana'antun sarrafa kayan aiki na ƙasata suna haɓaka cikin sauri, suna ɗaukar nau'ikan daga ƙanana zuwa babba, ingancin samfuri da matakin fasaha daga ƙasa zuwa babba, sikelin masana'antu daga ƙanana zuwa babba, da tsarin samar da ƙwararru tare da cikakkiyar nau'ikan samfura da ingantaccen samarwa. an yi shimfidar wuri.Haƙurin juzu'i na igiyoyin igiya yana da iyaka.Sun dace musamman don shirye-shiryen ɗaukar nauyi waɗanda ke buƙatar daidaiton tuƙi mai tsayi sosai da ƙarfin saurin gudu.Sun dace musamman don tsarin ɗaukar hoto na ramukan kayan aikin injin.Saboda kyawawan rigiditynsa, babban madaidaici, babban ƙarfin ɗaukar nauyi da tsari mai sauƙi, ba a yi amfani da birgima ba kawai don ƙwanƙwasa na kayan aikin yankan na yau da kullun, amma kuma ana amfani da kayan aikin yankan sauri mai sauri.Daga mahangar babban gudun, ƙwallon ƙwallon ƙafa na kusurwa a cikin birgima, ɗigon abin nadi na cylindrical shine na biyu, kuma ɗigon abin nadi shine mafi muni.
Kwallon (wato, ƙwallon) na ƙwallon ƙwallon ƙafa na kusurwa yana jujjuyawa kuma yana juyawa, kuma yana haifar da ƙarfin centrifugal Fc da gyro torque Mg.Tare da haɓakar saurin igiya, ƙarfin centrifugal Fc da gyro torque Mg suma za su ƙaru sosai, wanda zai haifar da ɗaukar nauyi don haifar da matsananciyar lamba, wanda zai haifar da haɓakar juzu'i, haɓakar zafin jiki, rage daidaito. kuma ya takaita rayuwa.Don haka, don inganta saurin aiki na wannan nau'in, yakamata a yi ƙoƙari don murkushe haɓakar Fc da Mg.Daga lissafin dabarar ball bearings angular lamba bearings Fc da Mg, an san cewa rage yawa na kayan ball, diamita na ƙwallon da kusurwar ƙwallon ƙwallon suna da amfani don rage Fc da Mg, don haka yanzu high- Matsakaicin saurin gudu sau da yawa suna amfani da kusurwoyin lamba na 15° ko 20° Na ƙananan diamita na ball bears.Duk da haka, ba za a iya rage diamita ball da yawa ba.Ainihin, zai iya zama kawai 70% na daidaitattun jerin ball diamita, don kada ya raunana rigidity na ɗaukar hoto.Abu mafi mahimmanci shine neman haɓakawa a cikin kayan ƙwallon ƙwallon.
Idan aka kwatanta da GCr15 mai ɗauke da ƙarfe, ƙimar silicon nitride (Si3N4) yumbura shine kawai 41% na yawa.Kwallon da aka yi da silicon nitride ya fi sauƙi.A zahiri, ƙarfin centrifugal da gyro juzu'i da aka haifar yayin jujjuyawar saurin sauri suma ƙanana ne.da yawa.A lokaci guda, ma'auni na roba da taurin silicon nitride yumbura shine sau 1.5 da sau 2.3 na ɗaukar ƙarfe, kuma ƙimar haɓakar thermal shine kawai 25% na ɗaukar ƙarfe, wanda zai iya haɓaka taurin kai da rayuwar ɗaukar nauyi. amma kuma Ƙaƙwalwar madaidaicin maɗaurin yana canzawa kaɗan a ƙarƙashin yanayin hawan zafi daban-daban, kuma aikin yana da aminci.Bugu da ƙari, yumbura yana da tsayayya ga yanayin zafi kuma baya tsayawa akan karfe.Babu shakka, sararin da aka yi da yumbu na silicon nitride ya fi dacewa da jujjuyawar sauri.Aiki ya nuna cewa yumbu ball angular lamba ball bearings iya ƙara gudun da 25% ~ 35% idan aka kwatanta da daidai karfe ball bearings, amma farashin ne mafi girma.
A cikin ƙasashen waje, bearings tare da zobe na ciki da na waje da abubuwa masu jujjuya yumbu ana kiransu gaba ɗaya azaman nau'in bearings.A halin yanzu, Hybrid Sudes suna da sabon cigaba: ɗayan shine kayan yumbu don yin masarufi na siliki na cylindical, da kuma siliki mai siliki sun bayyana a kasuwa;dayan kuma a yi amfani da bakin karfe maimakon karfen da za a yi zoben ciki da na waje, musamman zoben ciki.Tunda ƙimar haɓakar haɓakar bakin karfe ya fi 20% ƙarami fiye da na ƙarfe mai ɗaukar nauyi, a zahiri, haɓakar haɓakar hulɗar da ke haifar da haɓakar thermal na zobe na ciki za a danne yayin jujjuyawar sauri.
Lokacin aikawa: Afrilu-15-2021
