1. Yog vim li cas rau lubrication
(1) Cov roj lubricating yog txhaj ntau dhau, ntau tshaj li ob feem peb ntawm cov kabmob qhov chaw. Lub tshav kub hloov efficiency ntawm cov roj lubricating tsis siab, ua rau tsis zoo cua sov dissipation ntawm cov kabmob.
(2) Cov kabmob yog luv ntawm cov roj. Yog tias cov khoom siv roj tsawg dhau lawm, cov khoom siv roj feem ntau cuam tshuam, ua rau cov cua sov sib txhuam qhuav, thiab tsis ua haujlwm rau lub sijhawm yuav ua rau cov kabmob hlawv.
(3) Cov khoom siv roj tau deteriorated. Tsis hloov cov roj raws sij hawm, roj seepage thiab emulsification, los yog airtightness tsis zoo yuav ua rau cov roj deteriorate yog tias nws nkag mus rau hauv cov hmoov av.
(4) Cov roj qib tsis raug, thiab cov khoom siv roj sib txawv yog sib xyaw ua ke.
2. Yog vim li cas rau mechanical vibration
(1) Tsis zoo concentricity ntawm coupling ua rau vibration.
(2) Tsis zoo dynamic tshuav nyiaj li cas ntawm flywheel, impeller thiab lwm yam rotating Cheebtsam los yog tsis zoo installation thiab kev sib raug zoo yuav ua rau kev co los yog tsis sib xws load.
(3) Tsawg rigidity ntawm lub hauv paus bearing ua rau kev co.
(4) Kev vibration los ntawm xoob bolts.
Thib peb, yog vim li cas rau kev sib dhos
(1) Lub nplhaib puab ntawm cov kabmob nrog lub tes tsho tshem tawm swells nruj heev kom cov radial clearance me dhau, thiab cov khoom dov ua rau muaj kev ntxhov siab ntau dhau nrog cov nplhaib sab hauv thiab sab nrauv.
(2) Lub nplhaib sab nraud ntawm cov kabmob yog nias nruj heev kom deform nws thiab ua rau muaj kev sib txhuam ntau dhau.
(3) Cov kabmob installation yog skewed.
(4) Kev sib txhuam thiab cua sov ntawm qhov chaw nyob ib puag ncig ntawm cov kabmob thiab txawm tias muaj pa taws. Xws li kev sib txhuam ntawm cov ncej thiab lub thawv bearing los ntawm lub hau npog, kev sib txhuam ntawm cov phaj thrust thiab cov khau, kev sib txhuam ntawm lub pob zeb txav tau thiab cov labyrinth ruaj khov.
(5) Muaj qhov sib txawv thermal expansion qhov kawg ntawm qhov kawg ntawm lub ntsej muag ntawm lub ntsej muag ntab thiab lub ntsej muag kawg ntawm lub hau kawg, ua rau axial kev nyuaj siab thiab cua sov.
(6) Kev sib dhos V-siv yog nruj heev. Lub bearing directional load yog hnyav dhau, ib feem ntawm cov ntsiab lus dov thiab cov nplhaib puab thiab sab nrauv muaj kev sib cuag loj, cov nplhaib puab thiab sab nrauv hloov tau yooj yim, thiab cov raceways yooj yim rau ib nrab hnav.
(7) Thrust bearings (feem ntau yog siv ua khub) tsis txhob tawm qhov sib txawv ntawm lub nplhaib sab nraud thiab cov khoom dov, tab sis nruj nreem nias ntawm cov khoom dov, ua rau muaj kev sib cuag ntau dhau.
Plaub, ib puag ncig yam
(1) Lub kaw lus txias dej yog me me los yog nquag cuam tshuam, qhov chaw sab hauv yog nqaim thiab airtight, thiab lub caij ntuj sov yog kub thiab kub.
5. Yog vim li cas rau kev ua haujlwm
(1) Ua kom lub nra hnyav vim yog kev ua haujlwm ib sab ntawm cov zis. Siv cov kabmob overload ua haujlwm.
6. Cov kabmob tsis ua haujlwm
(1) Cov kab nrib pleb yog tsim nyob rau hauv cov nplhaib puab thiab sab nraud ntawm cov kabmob, lub tawb yog hnav ntau dhau, qhov kev tshem tawm ntau tshaj qhov txwv tsis pub hnav, thiab cov ntsiab lus dov tau hla, uas tau tsim ntau yam tsis xws luag.
Kev daws:
1. Yog vim li cas rau lubrication
(1) Thaum ntxuav thiab hloov cov roj, qhov chaw bearing yog sau nrog roj, thiab ib feem peb ntawm cov kab noj hniav yog ntxiv. Yog tias cov roj feem ntau rov qab ua dua, ib feem peb mus rau ob feem peb ntawm cov kab noj hniav yog qhov tsim nyog tshaj.
(2) Muab cov roj ntxiv raws sij hawm thiab tsis tu ncua xyuas kev ncaj ncees ntawm cov cuab yeej siv roj. Piv txwv li, lub chaw nres tsheb roj yuav tsum tau muab ntxuav los yog hloov raws sij hawm kom tsis txhob muaj qhov thaiv.
(3) Cov roj yuav tsum tau hloov raws sij hawm, cov roj yuav tsum tau muab khaws cia kom zoo, thiab cov khoom siv ua haujlwm yuav tsum raug kaw.
(4) Tsim nyog viscosity yog thawj lub hauv paus hauv kev xaiv cov roj lubricating. Tsis tshua muaj viscosity yuav ua rau ciam teb lubrication los yog lub zos ciam teb lubrication. Yog li ntawd, nco ntsoov siv cov roj tsim nyog.
2. Yog vim li cas rau mechanical vibration
(1) Kev vibration ua rau cov kabmob muaj qhov txawv txav ntxiv, thiab kev ntxhov siab ntau dhau ua rau cov kabmob kub. Lub coupling yuav tsum tau nruj me ntsis sib npaug.
(2) Kev ntsuas qhov sib npaug yuav tsum tau ua, thiab kev sib tw nruj lossis kev hloov kho yuav tsum tau ua thaum lub sijhawm teeb tsa kom ua rau lub nra ntawm txhua tus kabmob sib xws.
(3) Ua kom muaj zog thiab ua kom nws rigidity.
(4) Tighten raws li qhov teev torque.
Thib peb, yog vim li cas rau kev sib dhos
(1) Ntsuas qhov kev tshem tawm thaum thawb rau pem hauv ntej thaum lub sijhawm teeb tsa kom ntseeg tau tias qhov radial tshem tawm ntawm cov kabmob ua tau raws li cov kev xav tau.
(2) Raws li ib txwm muaj, lub nplhaib sab nraud ntawm cov kabmob yuav tsum tsis txhob nias nruj heev, vim tias lub sijhawm dov ntawm cov khoom dov yog tsawg dua lub sijhawm zawv zawg ntawm lub nplhaib sab nraud ntawm cov kabmob.
(3) Cov kabmob sib dhos.
(4) Rov kho dua kom muaj qhov sib txawv tsim nyog.
(5) Kev kho cov ntaub qhwv yuav tsum tau muab ntxiv kom qhov sib txawv kom ntseeg tau tias cov ncej tuaj yeem txhawb nqa axial txav ntawm cov kabmob thaum lub sijhawm thermal expansion.
(6) Kev nruj nruj yuav tsum tsim nyog los txo cov kev taw qhia kev ntxhov siab thiab kev sib txhuam torque, thiab ua kom lub neej ua haujlwm ntawm cov kabmob.
(7) Ntxiv cov ntaub qhwv rau kev hloov kho, thiab khaws qhov sib txawv me me rau kev sib kis ntawm ob sab raws li kev xav tau.
Plaub, ib puag ncig yam
(1) Ua kom cov dej txias tsis thaiv, ua kom lub qhov cua thiab cua sov dissipation muaj peev xwm, thiab ntxuav cov bearings raws sij hawm ua ntej lub caij ntuj sov kub tuaj.
5. Yog vim li cas rau kev ua haujlwm
(1) Kev tsim khoom yuav tsum raug txo kom qis rau qhov ntsuas ib txwm muaj.
6. Cov kabmob tsis ua haujlwm
(1) Cov kabmob tau muab pov tseg thiab cov kabmob yuav tsum tau hloov.
