Peb cov txheej txheem tsim khoom yog kev sib xyaw ua ke ntawm cov thev naus laus zis siab heev thiab kev ua haujlwm zoo heev. Peb pib nrog cov khoom siv raw zoo tshaj plaws kom ntseeg tau tias muaj zog thiab ua haujlwm tau zoo tshaj plaws.WPeb siv cov kev tswj xyuas zoo nruj heev ntawm txhua theem. Txij li kev tshuaj xyuas cov khoom siv mus rau kev sim khoom kawg, peb tsis tseg ib lub pob zeb uas tsis tau hloov pauv kom lav tias peb cov camshafts ua tau raws li cov qauv siab tshaj plaws. Ntseeg peb qhov kev txawj ntse thiab kev cog lus rau kev ua tau zoo tshaj plaws, thiab cia peb ua koj tus khub hauv kev muab cov khoom siv cav zoo tshaj plaws.
Peb cov camshafts yog ua los ntawm cov hlau txias, Nws ua kom lub neej ntev thiab txhim khu kev qha, txo qhov xav tau hloov thiab txij nkawm ntau zaus. Qhov nyuaj siab kuj pab tswj cov duab thiab qhov loj ntawm lub camshaft raws sijhawm, ua kom lub sijhawm valve raug thiab kev ua haujlwm zoo tshaj plaws ntawm lub cav. Nrog kev sib xyaw ua ke ntawm cov khoom siv hlau txias thiab kev kho kom zoo nkauj, peb cov camshafts muab kev sib xyaw zoo meej ntawm lub zog, kev ruaj khov, thiab kev ua tau zoo. Xaiv peb cov camshafts thiab paub txog qhov sib txawv ntawm qhov zoo thiab kev ua tau zoo.
Kev tswj xyuas zoo yog ib feem tseem ceeb ntawm peb cov khoom tsim tawm. Txhua theem, txij li kev tshuaj xyuas cov khoom siv raw mus rau qhov kev kuaj xyuas khoom kawg, peb pab neeg paub txog kev ruaj ntseg zoo siv cov cuab yeej ntsuas thiab kuaj siab heev, Peb txoj kev cog lus rau kev ua tau zoo hauv cov txheej txheem tsim khoom thiab ua tau raws li cov kev cai nruj rau cov camshafts ua rau cov khoom lag luam uas ntseeg tau, ua haujlwm tau zoo, thiab zoo tshaj plaws.
CCov amshafts ua lub luag haujlwm tseem ceeb hauv kev tswj qhov qhib thiab kaw ntawm lub cav valves. Qhov no ua kom ntseeg tau tias qhov nkag thiab tawm ntawm cov pa thiab roj sib xyaw ua ke raug, txhim kho qhov ua tau zoo ntawm lub cav thiab lub zog tso zis. Peb lub camshaft yog qhov tshwm sim ntawm kev tsim khoom siv thev naus laus zis siab heev thiab kev tswj hwm zoo nruj, muab kev txhawb nqa txhim khu kev qha rau kev ua haujlwm zoo ntawm lub cav.