Cov kev ceev faj rau kev sib kis cov saw hlau

Cov kev ceev faj rau kev sib kis cov saw hlau

Hauv thaj chaw ntawm kev sib kis tshuab,cov saw hlauKev sib kis tau siv dav vim nws ua haujlwm tau zoo thiab ntseeg tau. Txawm li cas los xij, txhawm rau kom ua haujlwm tau zoo thiab txuas lub neej kev pabcuam ntawm lub kaw lus sib kis cov saw hlau, cov ntsiab lus tseem ceeb hauv qab no yuav tsum tau sau tseg.

1. Kev ceev faj txog kev teeb tsa
(I) Qhov sib piv ntawm kev sib kis thiab lub kaum sab xis qhwv
Feem ntau, qhov sib piv ntawm kev sib kis ntawm cov saw hlau feem ntau yog 7: 1, thiab tuaj yeem ncav cuag 10: 1 ntawm qhov ceev qis heev. Lub kaum sab xis ntawm lub sprocket me me thiab cov saw hlau yuav tsum khaws cia siab tshaj 120 °, thiab kev sib kis ntawm kev ncua yuav tsum ncav cuag siab tshaj 90 °. Qhov sib piv ntawm kev sib kis thiab lub kaum sab xis ntawm kev sib kis tuaj yeem ua kom muaj kev ua haujlwm zoo ntawm kev sib kis thiab lub neej ua haujlwm ntawm cov saw hlau.
(II) Qhov nrug ntawm cov axes
Tus nqi zoo tshaj plaws ntawm qhov chaw nruab nrab ntawm ob lub sprockets yog 30-50 npaug ntawm qhov siab ntawm cov saw hlau. Yog tias qhov thauj khoom hloov pauv ntau thaum lub sijhawm thauj mus los, qhov chaw nruab nrab tuaj yeem teeb tsa tsawg dua 20 npaug. Qhov deb tsim nyog ntawm cov axes pab txo cov saw hlau hnav thiab kev co.
(III) Tus nqi ntug xoob
Kev sib kis ntawm cov saw hlau tsis tas yuav tsum tau rub kom nruj thaum pib, tab sis yuav tsum tau teeb tsa kom muaj qee qib ntawm kev xoob. Qhov kev teeb tsa ntawm qhov ntau ntawm kev xoob yuav tsum tau kho raws li qhov xwm txheej ua haujlwm tshwj xeeb. Feem ntau, qhov ntau ntawm kev xoob yog li 4% ntawm qhov ntev. Yog tias muaj kev sib kis ntsug, qhov deb nruab nrab loj, kev thauj khoom hnyav lossis kev ua haujlwm rov qab, qhov ntau ntawm kev xoob yuav tsum yog 2% ntawm qhov ntev.
(IV) Kev sib luag thiab kab rov tav ntawm tus ncej
Seb lub sprocket puas tau teeb tsa kom raug yog qhov tseem ceeb rau lub neej ua haujlwm thiab kev ua haujlwm ib txwm ntawm cov saw hlau. Siv lub ntsuas kub los kho qhov kab rov tav ntawm ob lub ncej kom ntseeg tau tias nws nyob hauv qhov ntau ntawm ± 1/300; siv lub caliper los kho qhov sib luag ntawm ob lub ncej kom ntseeg tau tias nws nyob hauv qhov ntau ntawm ± 1/300. Rau qhov chaw nruab nrab sib txawv, qhov yuav tsum tau ua kom raug ntawm lub sprocket yog raws li nram no:
Qhov nrug nruab nrab mus rau 1m: ± 1 hli
Qhov nrug nruab nrab 1 ~ 10m: ± 1 hli
Qhov chaw nruab nrab saum 10m: ±10 hli
(V) Kev teeb tsa kev teeb tsa
Qhov ze dua qhov chaw nruab nrab ntawm ob lub sprockets yog rau kab rov tav, qhov zoo dua qhov kev sib kis ntawm cov saw hlau. Hauv kev sib kis ntsug lossis quasi-ntsug, yuav tsum siv lub log idler lossis tensioner kom lub sprocket tuaj yeem tshem tawm tau yooj yim thaum lub saw hlau txuas ntxiv me ntsis. Cov ntsiab lus hauv qab no kuj yuav tsum tau sau tseg thaum lub sijhawm teeb tsa:
Thaum qhov nrug nruab nrab luv, qhov nrug nruab nrab tuaj yeem ntev dua los ntawm kev txav lub zog txhawb nqa kom ua rau cov saw hlau nruj me ntsis.
Thaum qhov nruab nrab ntev, lub log idler tuaj yeem ntxiv rau sab hauv ntawm sab xoob kom txhawb nqa cov saw hlau.
Rau cov saw hlau khiav ntawm qhov ceev ceev thiab nrog ntau yam kev thauj khoom sib txawv, kev siv cov saw hlau qhia kev tsheb ciav hlau tuaj yeem txo qhov kev co.
Thaum lub kis tau tus mob yog ntsug, lub tensioner tuaj yeem ntsia tau los kho qhov nruj ntawm cov saw hlau kom raws sijhawm kom ntseeg tau tias qhov kev koom tes ntawm lub sprocket thiab cov saw hlau raug.

2. Kev ceev faj txog kev siv roj nplua nyeem
(I) Qhov tseem ceeb ntawm kev siv lubrication
Kev siv roj nplua nyeem ua lub luag haujlwm tseem ceeb hauv kev sib kis ntawm cov saw hlau. Kev siv roj nplua nyeem zoo tuaj yeem txo qhov hnav ntawm cov saw hlau, txo qhov suab nrov, thiab tiv thaiv kev xeb, yog li ntawd ua rau lub neej ntawm cov saw hlau ntev dua. Kev tsis siv roj nplua nyeem txaus lossis tsis raug yuav ua rau muaj teeb meem xws li kev hnav ua ntej lub sijhawm thiab kev tawg ntawm cov saw hlau.
(II) Cov txheej txheem roj nplua nyeem
Nyob ntawm seb qhov chaw siv thiab tej yam kev mob ua haujlwm zoo li cas, feem ntau muaj cov hau kev hauv qab no los ua kom cov roj nplua nyeem rau cov saw hlau:
Kev ntxiv roj rau tes: tsim nyog rau cov kab ke kis ceev qis, lub teeb. Siv roj nplua nyeem ncaj qha ntawm tus pin thiab lub tes tsho ntawm cov saw.
Kev siv roj los ntxuav: Cov saw hlau raug muab tso rau hauv lub tank roj thiab cov saw hlau raug lubricated los ntawm kev ncig ntawm cov roj. Nws yog qhov tsim nyog rau cov kab ke sib kis ceev nruab nrab thiab nruab nrab.
Kev siv roj nplua nyeem: Muaj ib daim phaj roj nplua nyeem rau hauv lub thawv, thiab cov roj nplua nyeem raug txau rau ntawm cov saw hlau los ntawm daim phaj roj nplua nyeem. Nws tsim nyog rau cov kab ke sib kis ceev thiab nruab nrab.
Kev siv roj nplua nyeem yuam kev: Cov roj nplua nyeem raug yuam kom xa mus rau ntau qhov ntawm cov saw hlau siv lub twj tso roj. Nws yog qhov tsim nyog rau cov kab ke sib kis ceev ceev thiab hnyav.
(III) Kev xaiv cov roj nplua nyeem
Kev xaiv cov roj nplua nyeem yuav tsum txiav txim siab raws li qhov chaw ua haujlwm thiab qhov kub ntawm cov saw hlau. Feem ntau, qhov viscosity ntawm cov roj nplua nyeem yuav tsum nruab nrab, uas tuaj yeem ua kom muaj txiaj ntsig zoo ntawm cov roj nplua nyeem yam tsis thaiv cov channel lubrication vim muaj viscosity ntau dhau. Rau ntau qhov kub thiab txias sib txawv, qhov viscosity ntawm cov roj nplua nyeem pom zoo yog raws li nram no:
-10℃～0℃: SAE10W
0 ℃ ～ 40 ℃: SAE20
40 ℃ ～ 50 ℃: SAE30
50 ℃ ~ 60 ℃: SAE40

3. Kev ceev faj txij nkawm
(I) Kev tshuaj xyuas tsis tu ncua
Kev tshuaj xyuas tsis tu ncua yog ib feem tseem ceeb ntawm kev saib xyuas cov saw hlau. Cov ntsiab lus tshuaj xyuas suav nrog:
Kev hnav ntawm cov saw hlau: ntsuas qhov ntev ntawm cov saw hlau. Thaum qhov ntev ncav cuag 1.5% ntawm qhov ntev ntawm cov saw hlau, xav txog kev hloov cov saw hlau.
Kev hnav ntawm Sprocket: xyuas seb cov hniav sprocket puas hnav. Yog tias qhov kev hnav hnyav heev, hloov lub sprocket raws sijhawm.
Kev Siv Lubrication: xyuas seb cov roj lubricating ntau npaum li cas thiab zoo npaum li cas kom paub tseeb tias cov roj lubricating txaus thiab huv.
Kev nruj ntawm cov saw hlau: xyuas seb qhov nruj ntawm cov saw hlau puas tsim nyog thiab kho nws yog tias tsim nyog.
(II) Kev ntxuav thiab lubrication
Ntxuav cov saw hlau thiab sprocket tsis tu ncua kom tshem tawm cov hmoov av, cov khib nyiab thiab cov roj av ntawm qhov chaw. Tom qab ntxuav, thov roj nplua nyeem raws sijhawm kom ntseeg tau tias txhua qhov ntawm cov saw hlau tau lubricated tag nrho.
(III) Hloov cov khoom siv uas puas lawm
Thaum lub saw hlau lossis sprocket puas lawm, yuav tsum tau hloov nws raws sijhawm. Thaum hloov, xaiv cov khoom uas muaj tib lub qauv thiab cov lus qhia zoo li lub saw hlau lossis sprocket qub kom ntseeg tau tias lub kaw lus kis tau ua haujlwm ib txwm.

4. Kev ceev faj txog kev daws teeb meem
(I) Cov kev ua yuam kev thiab cov ua rau muaj ntau yam
Kev tawg ntawm cov saw hlau: Tej zaum yuav yog vim cov saw hlau ntau dhau, qaug zog hnav lossis tsis txaus lubrication. Kev daws teeb meem yog hloov cov saw hlau thiab xyuas lubrication system.
Kev ntev ntawm cov saw hlau: Feem ntau nws yog los ntawm kev hnav cov saw hlau. Thaum cov saw hlau ntev mus txog qee qhov, cov saw hlau yuav tsum tau hloov.
Kev puas tsuaj ntawm Sprocket: Tej zaum yuav yog vim tsis muaj roj nplua nyeem txaus lossis tsis muaj kev sib koom tes zoo ntawm cov saw hlau thiab sprocket. Kev daws teeb meem yog hloov lub sprocket thiab xyuas lub kaw lus roj nplua nyeem.
Kev co ntawm cov saw hlau: Tej zaum yuav yog vim cov saw hlau tsis nruj, tsis muaj roj nplua nyeem txaus lossis tsis tau teeb tsa lub sprocket. Kev daws teeb meem yog kho qhov nruj ntawm cov saw hlau, xyuas lub kaw lus roj nplua nyeem thiab qhov xwm txheej ntawm kev teeb tsa ntawm lub sprocket.
(II) Cov kev daws teeb meem
Kev tawg ntawm cov saw hlau: Hloov cov saw hlau thiab xyuas lub tshuab lubrication.
Kev ncua cov saw hlau: Hloov cov saw hlau.
Kev hnav ntawm Sprocket: Hloov lub sprocket thiab xyuas lub kaw lus lubrication.
Kev co saw: Kho qhov nruj ntawm cov saw, xyuas lub kaw lus lubrication thiab qhov xwm txheej ntawm kev teeb tsa ntawm lub sprocket.

5. Cov kev ceev faj rau lub neej ua haujlwm
(Kuv) Kev txiav txim siab ntawm lub neej ua haujlwm
Lub neej ua haujlwm ntawm cov saw hlau feem ntau yog txiav txim siab los ntawm qhov ntev ntawm cov saw hlau. Thaum qhov ntev ntawm cov saw hlau ncav cuag 1.5% ntawm nws qhov ntev, cov saw hlau yuav tsum tau hloov. Tsis tas li ntawd, qhov hnav, lubrication thiab kev hnav ntawm cov saw hlau thiab sprocket yuav tsum tau kuaj xyuas tsis tu ncua kom ntseeg tau tias qhov kev ua haujlwm ib txwm ntawm lub kaw lus kis tau tus mob.
(II) Cov hau kev los txuas lub neej kev pabcuam ntev
Kev teeb tsa kom raug: Nruab kom raug raws li qhov yuav tsum tau teeb tsa kom ntseeg tau tias muaj kev koom tes zoo ntawm cov saw hlau thiab sprocket.
Lubrication zoo: Tshawb xyuas thiab hloov cov roj lubricating tsis tu ncua kom ntseeg tau tias txhua qhov ntawm cov saw hlau tau lubricated tag nrho.
Kev tshuaj xyuas tsis tu ncua: Tshawb xyuas qhov hnav, nruj thiab lubrication ntawm cov saw hlau tsis tu ncua kom nrhiav thiab daws cov teeb meem raws sijhawm.
Tsis txhob ua kom lub saw hlau hnyav dhau: Tsis txhob khiav lub saw hlau thaum lub saw hlau hnyav dhau kom txo tau kev hnav thiab qaug zog.

6. Cov kev ceev faj rau kev xaiv
(I) Cov ntsiab cai xaiv
Thaum xaiv cov saw hlau, qhov kev xaiv yuav tsum yog raws li cov yam xws li qhov hnyav, qhov ceev, thiab qhov chaw ua haujlwm ntawm lub kaw lus kis. Cov ntsiab lus hauv qab no yuav tsum tau xav txog thaum xaiv:
Lub zog ntawm cov saw hlau: Xaiv cov saw hlau uas muaj zog raws li qhov hnyav ntawm lub kaw lus kis.
Kev Ceev ntawm cov saw hlau: Xaiv cov saw hlau uas muaj qib ceev tsim nyog raws li qhov ceev ntawm lub kaw lus kis.
Qhov Siab ntawm cov saw hlau: Xaiv qhov siab ntawm cov saw hlau raws li tus naj npawb ntawm cov hniav thiab qhov nruab nrab ntawm lub sprocket.
Tus naj npawb ntawm cov kab saw hlau: Xaiv tus naj npawb ntawm cov kab saw hlau raws li qhov hnyav thiab qhov chaw xav tau ntawm lub kaw lus kis.
(II) Kev suav xaiv
Kev suav xaiv suav nrog cov kauj ruam hauv qab no:
Xam qhov nro ntawm cov saw hlau: Xam qhov nro ntawm cov saw hlau raws li qhov hnyav thiab qhov ceev ntawm lub kaw lus kis.
Xam qhov nruj ntawm txoj saw hlau: Kho qhov nruj ntawm txoj saw hlau raws li qhov siv thiab qhov ceev.
Xam qhov kev nrawm thiab kev qeeb ntawm cov saw hlau: Xam qhov kev nrawm thiab kev qeeb ntawm cov saw hlau raws li qhov kev nrawm thiab kev qeeb ntawm lub kaw lus kis.
Xam qhov inertia tension ntawm cov saw hlau: Xam qhov inertia tension ntawm cov saw hlau raws li qhov xav tau inertia ntawm lub kaw lus kis.
Xaiv tus qauv saw hlau uas tsim nyog: Xaiv tus qauv saw hlau uas tsim nyog raws li cov txiaj ntsig ntawm kev xam.