Aliyense amene amachita kukonza ndikukonza mpope kapena gearbox amadziwa kuti chimodzi mwazinthu zomwe zimafunika kusinthidwa nthawi zonse ndikusindikiza milomo.Nthawi zambiri imawonongeka ikachotsedwa kapena kupasuka.Mwina chinali chisindikizo cha milomo chomwe chinapangitsa kuti chipangizocho chichotsedwe chifukwa cha kutayikira.Komabe, chowonadi ndi chakuti zosindikizira za milomo ndizofunikira kwambiri pamakina.Amatsuka mafuta kapena mafuta ndipo amathandizira kuti zowononga zisawonongeke.Zisindikizo za milomo zimatha kupezeka pafupifupi pazida zilizonse za fakitale, ndiye bwanji osapatula nthawi yophunzira kusankha ndikuziyika moyenera?
Cholinga chachikulu cha chosindikizira milomo ndikuchotsa zonyansa ndikusunga mafuta.Kwenikweni, zosindikizira za milomo zimagwira ntchito posunga mikangano.Atha kugwiritsidwa ntchito m'njira zosiyanasiyana, kuyambira pazida zoyenda pang'onopang'ono kupita kumayendedwe othamanga kwambiri, komanso kutentha koyambira paziro mpaka madigiri 500 Fahrenheit.
Kuti chisindikizo cha milomo chizigwira ntchito bwino, chiyenera kulumikizidwa bwino ndi gawo lake lozungulira.Izi zidzakhudzidwa ndi kusankhidwa koyenera kwa chisindikizo, kuyika ndi kukonza pambuyo pake.Nthawi zambiri ndimawona zisindikizo za milomo zatsopano zikuyamba kuchucha zikangotumizidwa.Izi nthawi zambiri zimachitika chifukwa cha kuyika kosayenera.Zisindikizo zina zimawukhira poyamba, koma zimasiya kutulutsa chosindikiziracho chikakhala pa shaft.
Kusunga chisindikizo cha milomo yogwira ntchito kumayamba ndi kusankha.Posankha zipangizo, kuganizira kutentha kwa ntchito, mafuta ogwiritsidwa ntchito, ndi ntchito.Zomwe zimagwiritsidwa ntchito kwambiri pamilomo ndi rabala ya nitrile (Buna-N).Nkhaniyi imagwira ntchito bwino kutentha kuyambira -40 mpaka 275 madigiri Fahrenheit.Zisindikizo za milomo ya Nitrile ndizoyenera kugwiritsidwa ntchito m'mafakitale ambiri, kuchokera ku zida zatsopano kupita ku zisindikizo zosintha.Amalimbana kwambiri ndi mafuta, madzi ndi madzi amadzimadzi, koma chomwe chimasiyanitsa zisindikizozi ndi mtengo wawo wotsika.
Njira ina yotsika mtengo ndi Viton.Kutentha kwake ndi -40 mpaka 400 madigiri Fahrenheit, kutengera pawiri yeniyeni.Zisindikizo za Viton zimakhala ndi mafuta abwino ndipo zimatha kugwiritsidwa ntchito ndi petulo ndi madzi opatsirana.
Zida zina zosindikizira zomwe zingagwiritsidwe ntchito ndi petroleum ndi monga Aflas, Simiriz, carboxylated nitrile, fluorosilicone, nitrile yodzaza kwambiri (HSN), polyurethane, polyacrylate, FEP ndi silikoni.Zida zonsezi zimakhala ndi ntchito zenizeni komanso kutentha kwake.Onetsetsani kuti muganizire ndondomeko yanu ndi malo anu musanasankhe kapena kusintha zipangizo zosindikizira, monga zipangizo zoyenera zingathe kuteteza kulephera kwamtengo wapatali.
Zinthu zosindikizira zitasankhidwa, sitepe yotsatira ndiyo kulingalira kapangidwe ka chisindikizo.Kale, zosindikizira za milomo zosavuta zinali ndi lamba pa gudumu.Zisindikizo zamakono za milomo zimakhala ndi zigawo zambiri zomwe zimakhudza ntchito ya chisindikizo.Pali mitundu yosiyanasiyana yolumikizirana, komanso zisindikizo zopanda masika komanso zodzaza masika.Zisindikizo zosakasupe nthawi zambiri zimakhala zotsika mtengo ndipo zimatha kusunga zinthu zomata monga girisi pa liwiro lotsika.Zomwe zimagwiritsidwa ntchito zimaphatikiza ma conveyors, mawilo ndi zida zothira mafuta.Zisindikizo zamasika nthawi zambiri zimagwiritsidwa ntchito ndi mafuta ndipo zimapezeka pazida zosiyanasiyana.
Chisindikizo ndi kapangidwe kake zikasankhidwa, chosindikizira cha milomo chiyenera kukhazikitsidwa bwino kuti chizigwira ntchito bwino.Pali zinthu zambiri pamsika zomwe zimapangidwira ntchito imeneyi.Ambiri amawoneka ngati zida zamatabwa pomwe chisindikizo chimayikidwa mwachindunji mu dzenje.Zidazi zimatha kugwira ntchito bwino ngati zasankhidwa mosamala, koma matembenuzidwe ambiri akunja sali othandiza, makamaka pamene shaft yayikidwa kale.
Pazifukwa izi, ndimakonda kugwiritsa ntchito chubu chachikulu kuti chizitha kutsetsereka patsinde ndikulumikizana bwino ndi nyumba yosindikizira milomo.Ngati mutapeza chinachake chokokerapo nyumbayo, mutha kupewa kuwonongeka kwa mphete yachitsulo yamkati yomwe imalumikizana ndi zinthu zosindikizira milomo.Ingoonetsetsani kuti chisindikizocho chayikidwa molunjika komanso mozama bwino.Kulephera kuyika chisindikizo cha perpendicular ku shaft kungayambitse kutayikira nthawi yomweyo.
Ngati muli ndi shaft yogwiritsidwa ntchito, pakhoza kukhala mphete yovala komwe kunali chisindikizo chakale cha milomo.Osayika malo olumikizirana nawo pa malo am'mbuyomu.Ngati izi sizingalephereke, mutha kugwiritsa ntchito zinthu zina zomwe zimayandama pamwamba pa shaft kuti zithandizire kukonza malo owonongeka.Izi nthawi zambiri zimakhala zachangu komanso zotsika mtengo kuposa kusintha shaft.Chonde dziwani kuti chosindikizira cha milomo chiyenera kufanana ndi kukula kwa bushing yomwe mwasankha.
Mukayika chosindikizira cha milomo, onetsetsani kuti ntchitoyo yachitika molondola.Ndawonapo anthu akuyika zisindikizo pogwiritsa ntchito nkhonya kuti asamawononge nthawi yochulukirapo kupeza chida choyenera.Kumenyetsa mwangozi kumatha kung'amba chisindikizo, kuboola chisindikizo, kapena kukakamiza chisindikizo kudutsa mnyumbamo.
Onetsetsani kuti mwapeza nthawi yoyika chosindikizira cha milomo ndikuyika shaft ndikusindikiza bwino kuti musagwe kapena kumamatira.Onetsetsaninso kuti chosindikizira milomo ndi kukula koyenera.Bowo ndi shaft ziyenera kukhala zosokoneza.Kukula kolakwika kumatha kupangitsa kuti chisindikizocho chizizungulira pa shaft kapena kuchoka ku zida.
Kuti mlomo wanu ukhale wathanzi momwe mungathere, muyenera kusunga mafuta anu oyera, ozizira komanso owuma.Zowonongeka zilizonse mumafuta zimatha kulowa pamalo olumikizirana ndikuwononga shaft ndi elastomer.Momwemonso, mafuta akawotcha, m'pamenenso kuvala kwa chisindikizo kumawonjezeka.Chisindikizo cha milomo chiyeneranso kukhala choyera momwe zingathere.Kupaka chisindikizo kapena dothi lomanga mozungulira kungayambitse kutentha kwambiri komanso kuwonongeka kwachangu kwa elastomer.
Ngati mutulutsa chosindikizira cha milomo ndikuwona ming'oma itadulidwa mumtengo, izi zitha kukhala chifukwa cha kuipitsidwa.Popanda mpweya wabwino, fumbi lonse ndi dothi lomwe limalowa m'zida sizingawononge ma bere ndi magiya okha, komanso shaft ndi milomo yosindikizira.Inde, nthawi zonse ndi bwino kuchotseratu zonyansa kusiyana ndi kuyesa kuchotsa.Grooving imathanso kuchitika ngati kugwirizana pakati pa chosindikizira cha milomo ndi shaft kuli kolimba kwambiri.
Kutentha kwakukulu ndiko chifukwa chachikulu cha kulephera kwa chisindikizo.Pamene kutentha kumakwera, filimu yopaka mafuta imakhala yochepa kwambiri, zomwe zimapangitsa kuti ntchito yowuma ikhale yowuma.Kutentha kokwera kungayambitsenso ma elastomers kusweka kapena kutupa.Pakuwonjezeka kulikonse kwa kutentha kwa madigiri 57 Fahrenheit, moyo wa nitrile seal umachepetsedwa ndi theka.
Mulingo wamafuta ukhoza kukhala chinthu china chomwe chimakhudza moyo wosindikiza milomo ngati uli wotsika kwambiri.Pachifukwa ichi, chisindikizocho chidzaumitsa pakapita nthawi ndipo sichidzatha kutsata shaft, zomwe zimayambitsa kutuluka.
Kutentha kochepa kungapangitse kuti zisindikizo ziwonongeke.Kusankha mafuta oyenera ndi zisindikizo kungathandize kuthana ndi kuzizira.
Zisindikizo zimathanso kulephera chifukwa cha kutha kwa shaft.Izi zikhoza kuchitika chifukwa cha kusalinganika bwino, ma shafts osagwirizana, zolakwika za kupanga, ndi zina zotero.Kuwonjezera kasupe wozungulira kumathandizira kuyeza kuthamanga kulikonse komwe kungayesedwe.
Kupanikizika kwambiri ndi chifukwa china chomwe chingayambitse kulephera kwa milomo.Ngati mudayendapo ndi mpope kapena kufalitsa ndikuwona kuti mafuta akutuluka mu zisindikizo, poto yamafuta idaphwanyidwa pazifukwa zina ndikudumphira mpaka osakana.Izi zitha kuchitika chifukwa chopumira chotsekeka kapena cesspool yopanda mpweya.Pazinthu zokakamiza kwambiri, mapangidwe apadera a zisindikizo ayenera kugwiritsidwa ntchito.
Mukayang'ana zisindikizo za milomo, yang'anani kuvala kapena kusweka kwa elastomer.Ichi ndi chizindikiro chodziwikiratu kuti kutentha ndi vuto.Komanso onetsetsani kuti chosindikizira milomo chidakalipo.Ndawonapo mapampu angapo okhala ndi zisindikizo zolakwika atayikidwa.Mukayamba, kugwedezeka ndi kusuntha kumapangitsa kuti chisindikizocho chichoke pabowo ndikuzungulira pamtengowo.
Kutaya mafuta kulikonse mozungulira chisindikizo kuyenera kukhala mbendera yofiira yomwe imafuna kufufuza kwina.Zisindikizo zowonongeka zimatha kuyambitsa kutayikira, kutsekeka kwa mpweya, kapena kuwonongeka kwa mayendedwe a radial.
Mukasanthula kulephera kwa chisindikizo cha milomo, tcherani khutu ku chisindikizo, shaft ndi bore.Mukayang'ana shaft, nthawi zambiri mumatha kuona malo okhudzana kapena kuvala komwe kuli chisindikizo cha milomo.Izi zidzawoneka ngati zizindikiro zovala zakuda pomwe elastomer imalumikizana ndi shaft.
Kumbukirani: Kuti chosindikizira chikhale chogwira ntchito bwino, poto yamafuta iyenera kusamalidwa bwino.Musanapente, tsekani zisindikizo zonse, khalani ndi mafuta oyenera, onetsetsani kuti choziziritsa mafuta chikugwira ntchito moyenera, ndikusankha chisindikizo choyenera ndi zida.Ngati mukumanganso ndikuyika zida zanu, mutha kupatsa milomo yanu zosindikizira ndi zida zanu mwayi womenyera kuti mukhale ndi moyo.
NINGBO BODI SEALS ndi katswiri wopangazisindikizo za mafutandi zigawo zapamwamba zosindikizira .
Nthawi yotumiza: Nov-29-2023