Cov Qauv Xaiv Rau Cov Chains Roller Hauv Cov Tshuab Sau Qoob Loo Ua Liaj Ua Teb
Ua ib feem tseem ceeb uas txuas lub zog xa mus thiab kev ua haujlwm ntawm lub tshuab sau qoob loo, kev xaiv cov saw hlau txiav txim siab ncaj qha rau kev ua haujlwm zoo ntawm cov khoom siv, qhov ua tsis tiav, thiab lub neej ua haujlwm. Rau cov neeg muag khoom uas tsom mus rau kev lag luam thoob ntiaj teb, kev ua tus thawj coj ntawm cov qauv xaiv kev tshawb fawb tsis yog tsuas yog tso cai rau kev sib phim cov kev xav tau ntawm cov neeg siv khoom xwb tab sis kuj txo cov nqi tom qab muag thiab tsim lub koob npe nrov - tshwj xeeb tshaj yog nyob rau hauv cov xwm txheej tseem ceeb ntawm kev tsim khoom ua liaj ua teb uas "lub sijhawm yog qhov tseem ceeb." Kev xaiv tsis raug ib zaug tuaj yeem ua rau tus neeg siv khoom sau tag nrho, thaum kawg cuam tshuam rau kev ntseeg siab thiab kev koom tes. Tsab xov xwm no yuav pib los ntawm cov yam ntxwv ua haujlwm ntawm cov tshuab sau qoob loo, rhuav tshem cov qhov tseem ceeb, cov kauj ruam ua tau, thiab kev nkag siab yuam kev ntawmcov saw hlauxaiv, muab cov neeg muag khoom nrog cov lus qhia txog kev siv tau.
I. Cov Kev Cai Ua Haujlwm ntawm Lub Tshuab Khawb Av Uas Yuav Tsum Tau Qhia Ua Ntej Xaiv
Qhov chaw ua haujlwm ntawm cov tshuab sau qoob loo ua liaj ua teb yog qhov nyuaj thiab hloov pauv. Cov qoob loo sib txawv (nplej, pob kws, mov), kev ua haujlwm hnyav (cheeb tsam ua haujlwm txhua hnub rau ib lub tshuab), thiab huab cua hauv cheeb tsam (nag, plua plav, kub siab) txhua yam cuam tshuam rau qhov yuav tsum tau ua haujlwm ntawm cov saw hlau. Ua ntej xaiv, peb qhov tseem ceeb yuav tsum tau lees paub nrog tus neeg siv khoom kom tsis txhob "xaiv raws li kev paub dhau los."
Qhov Nyhav Uas Tau Kis Tau: Nws yog ib qho tseem ceeb kom paub qhov txawv ntawm "qhov hnyav uas ntsuas tau" thiab "qhov hnyav uas cuam tshuam." Thaum lub sijhawm ua haujlwm ntawm lub tshuab sau qoob loo, cov xwm txheej xws li lub taub hau ntsib cov khoom tawv (pob zeb, pawg ntawm cov nroj tsuag) lossis cov saw hlau conveyor uas nruj sai sai tuaj yeem tsim kev cuam tshuam 2-3 zaug ntawm qhov hnyav uas ntsuas tau. Yog li ntawd, kev xaiv qauv yuav tsum yog raws li qhov hnyav uas cuam tshuam, tsis yog tsuas yog qhov hnyav uas sib xws nrog lub zog ntsuas uas tau teev tseg hauv phau ntawv qhia khoom siv.
Kev Ua Haujlwm Ceev ntawm Cov Saw: Qhov ceev ntawm cov khoom sib txawv sib txawv heev. Piv txwv li, cov saw hlau tsav lub taub hau ntawm lub tshuab sau qoob loo feem ntau ua haujlwm ntawm 500-800 r/min, thaum qhov ceev ntawm cov saw hlau ntawm lub tshuab thauj khoom feem ntau yog 200-400 r/min. Qhov ceev siab dua ua rau lub zog centrifugal sai dua thiab hnav ntawm cov saw hlau; yog li ntawd, cov qauv saw hlau uas muaj qhov tseeb siab, sib dua yuav tsum tau muab tso ua ntej.
Cov Yam Ntxwv Ib Puag Ncig Ua Haujlwm: Muaj peb qhov tseem ceeb uas yuav tsum xav txog: hmoov av (piv txwv li, sau qoob loo hauv thaj tsam sab qaum teb), av noo ntau (piv txwv li, cov teb nplej hauv thaj tsam sab qab teb), thiab muaj cov tshuaj corrosive (piv txwv li, cov kua txiv hmab txiv ntoo los ntawm cov quav ciab uas raug tsoo hauv cov tshuab sau qoob loo). Ib puag ncig uas nyuaj dua ua rau muaj kev xav tau ntau dua rau cov khoom siv ntawm cov saw hlau, kev kho qhov chaw, thiab cov qauv kaw. II. Plaub Tus Qauv Tseem Ceeb rau Kev Xaiv Cov Saw Hlau Rau Cov Tshuab Sau Qoob Loo Ua Liaj Ua Teb
Raws li cov kev ua haujlwm saum toj no, cov neeg muag khoom tuaj yeem maj mam txo qhov kev xaiv siv plaub tus qauv hauv qab no los txiav txim siab qhov qauv saw hlau uas tsim nyog.
1. Kev Sib Tw Thauj Khoom: "Qhov Tseem Ceeb ntawm Kev Nyab Xeeb" ua Tus Qhia Tseem Ceeb
Qhov hnyav yog lub hauv paus tseem ceeb rau kev xaiv. Qhov ntsuas kev nyab xeeb yuav tsum tau xam los ntawm "qhov hnyav cuam tshuam tiag tiag ÷ qhov hnyav ntsuas ntawm cov saw hlau" kom ntseeg tau tias cov saw hlau tsis tawg hauv qab kev ua haujlwm hnyav.
Lub Ntsiab Cai Txog Kev Nyab Xeeb: Rau cov tshuab sau qoob loo/mov, qhov kev nyab xeeb ≥1.8 raug pom zoo; rau cov tshuab sau pob kws (nrog cov quav ntau dua), ≥2.2 raug pom zoo. Yog tias tus neeg siv khoom siv zog ua haujlwm siab (piv txwv li, ntau dua 12 teev ntawm kev ua haujlwm hauv ib hnub), nws yuav tsum tau nce ntxiv los ntawm 0.3-0.5.
Kev Ceev Faj: Tsis txhob "xaiv qhov hnyav ntau dhau" (piv txwv li, qhov kev nyab xeeb siab dhau), txwv tsis pub nws yuav ua rau lub saw hlau hnyav thiab tus nqi nce ntxiv, thiab kuj tseem yuav ua rau kev sib txuas tsis zoo ntawm lub saw hlau thiab sprocket, ua rau hnav sai dua.
2. Kev Sib Tw Ceev: Kev Sib Txuas Lus Txog Qhov Tseeb thiab Kev Xav Tau Lubrication
Qhov ceev cuam tshuam ncaj qha rau qhov kub ntawm cov saw hlau thiab qhov hnav ntawm cov saw hlau. Yuav tsum xaiv qib precision ntawm cov saw hlau thiab cov kua roj nplua nyeem raws li qhov ceev.
Qib Kev Ntsuas: Rau qhov ceev > 600 r/min, qhov tseem ceeb rau ISO 60 qib (kev ntsuas siab) cov saw hlau kom txo qhov kev co thiab suab nrov thaum lub sijhawm ua haujlwm; rau qhov ceev < 400 r/min, ISO 80 qib (kev ntsuas ib txwm) cov saw hlau tuaj yeem xaiv tau los sib npaug tus nqi thiab kev ua tau zoo.
Kev Sib Txheeb Ze ntawm Kev Siv Lubrication: Cov saw hlau ceev ceev xav tau cov roj uas tiv thaiv kev hnav kub siab (xws li cov roj lithium), thiab cov neeg siv khoom yuav tsum tau qhia kom luv lub voj voog siv lubrication (pom zoo kom rov ua dua txhua 8 teev) kom tsis txhob muaj "kev sib txhuam qhuav" vim tsis muaj roj txaus.
3. Kev Hloov Kho Ib Puag Ncig: Kev Xaiv Khoom Siv thiab Kev Kho Nto
Cov chaw ua haujlwm sib txawv xav tau kev xaiv cov khoom siv saw hlau thiab cov txheej txheem kho qhov chaw, txiav txim siab ncaj qha rau qhov xeb thiab kev tiv thaiv kev ua qias tuaj ntawm cov saw hlau.
Ib puag ncig ua haujlwm | Cov khoom siv pom zoo | Cov txheej txheem kho qhov chaw | Cov txiaj ntsig tseem ceeb
Muaj plua plav, qhuav ib puag ncig | 40MnB Alloy Structural Steel | Carburizing thiab Quenching + Phosphating | Siab tawv nto, tiv taus plua plav thiab hnav
Av noo ntau, Ib puag ncig los nag | 304 Stainless Steel (Loj sib dua) | Kev kho mob passivation | Kev tiv thaiv xeb zoo, tsim nyog rau kev ua liaj ua teb
Thauj Khoom Hnyav + Ib puag ncig xeb | 20CrMnTi Alloy Structural Steel | Galvanized + Sealed Coating | Sib npaug zog thiab tiv taus xeb, tsim rau cov neeg sau pob kws
4. Kev Sib Txuas Qauv: Kev Sib Txuas Seamless nrog Harvester Sprockets
Cov qauv ntawm cov saw hlau yuav tsum tau sib phim tag nrho nrog cov sprockets uas twb muaj lawm ntawm lub tshuab sau qoob loo; txwv tsis pub, nws yuav ua rau tsis zoo meshing, suab nrov tsis zoo, lossis txawm tias tawg.
Cov Txheej Txheem Sib Tw Tseem Ceeb: Qhov Siab (qhov loj tshaj plaws ntawm cov saw hlau, uas yuav tsum sib xws nrog qhov siab ntawm lub sprocket, nrog qhov yuam kev ≤0.05mm), Txoj Kab uas hla ntawm lub menyuam (yuav tsum sib xws nrog qhov loj ntawm cov hniav ntawm lub sprocket), Qhov Dav ntawm Sab Hauv (kom tiv thaiv cov saw hlau kom tsis txhob "khiav tawm ntawm qhov chaw nruab nrab" ntawm lub sprocket). Cov Kev Cai Tshwj Xeeb ntawm Cov Qauv: Yog tias lub tshuab sau qoob loo ntawm cov neeg siv khoom yog lub tshuab xa khoom ceev ceev, cov saw hlau nrog cov phaj qhia tuaj yeem pom zoo kom tiv thaiv kev hloov pauv ntawm cov saw hlau sab nraud thaum lub sijhawm ua haujlwm. Yog tias qhov chaw ua haujlwm muaj ntau yam tsis huv, cov saw hlau kaw (nrog cov nplhaib sib khi ua ke) tuaj yeem xaiv tau los txo qhov nkag ntawm cov tsis huv rau hauv cov menyuam.
III. Kev Xaiv Tus Neeg Muag Khoom: 3 Kauj Ruam: Los ntawm Kev Sib Txuas Lus mus rau Kev Pom Zoo
Tom qab ua tiav cov qauv, nws yog ib qho tsim nyog los sib txuas lus nrog cov neeg siv khoom los ntawm cov txheej txheem txheem kom ntseeg tau qhov tseeb ntawm cov ntaub ntawv xaiv thiab zam kev tsis sib haum xeeb tom qab muag.
Kauj Ruam 1: Tau Txais Cov Ntaub Ntawv Txog Cov Khoom Siv Los Ntawm Cov Neeg Siv Khoom Thov kom tus neeg siv khoom paub txog lub npe, qauv (piv txwv li, John Deere S780, Kubota PRO988) thiab cov khoom siv tshwj xeeb (header drive, conveyor saw, threshing system). Paub meej tias cov lus qhia thawj ntawm cov saw hlau ntawm cov khoom siv los ntawm phau ntawv qhia khoom siv lossis cov ntaub ntawv ntawm cov chaw tsim khoom ua lub hauv paus rau kev xaiv.
Kauj Ruam 2: Ntxiv nrog rau Daim Ntawv Nug Txog Kev Ua Haujlwm Kom Paub Tseeb Siv cov lus nug yooj yim los qhia meej txog cov yam tseem ceeb, xws li: "Koj lub tshuab sau qoob loo feem ntau sau qoob loo dab tsi?" "Lub sijhawm ua haujlwm nruab nrab txhua hnub rau ib lub tshuab yog dab tsi?" "Thaj chaw ua haujlwm puas yog thaj chaw ua liaj ua teb lossis av qhuav?" Hloov cov kev xav tau tsis meej rau hauv cov yam ntxwv tshwj xeeb. Kauj Ruam 3: Muab Cov Kev Xaiv thiab Cov Lus Ceeb Toom Txog Kev Pheej Hmoo. Muab rau cov neeg siv khoom 1-2 cov kev daws teeb meem tsim nyog (piv txwv li, kev daws teeb meem thawj zaug + lwm txoj hauv kev pheej hmoo qis dua), qhia meej txog cov xwm txheej thiab kev ceev faj rau txhua qhov kev daws teeb meem. Piv txwv li: "Cov saw hlau daws teeb meem 1 yog qhov tsim nyog rau kev ua haujlwm pob kws hnyav, tab sis xav tau lubrication txhua 6 teev; Cov kev daws teeb meem 2 yog 15% pheej yig dua, tab sis tsuas yog pom zoo rau kev ua haujlwm nplej me me."
IV. Kev Nkag Siab Yuam Kev Txog Kev Xaiv Khoom: 3 Qhov Kev Ua Phem Uas Cov Neeg Muag Khoom Yuav Tsum Zam
Kev Nkag Siab Yuam Kev 1: Tsuas Yog Tsom Mus Rau Qhov Siab Xwb, Tsis quav ntsej Txog Lwm Yam Kev Ntsuas. Qee tus neeg muag khoom ntseeg tias "yog tias qhov siab yog qhov yog, nws siv tau," tab sis tsis quav ntsej txog qhov sib phim ntawm txoj kab uas hla ntawm lub log thiab qhov dav ntawm qhov txuas sab hauv, ua rau cov saw hlau daig thaum lub sijhawm sib koom ua ke ntawm sprocket, thiab hauv cov xwm txheej hnyav, ua rau lub sprocket puas tsuaj. Cov neeg siv khoom yuav tsum tau nco ntsoov: cov saw hlau yog "kev sib phim tag nrho," thiab txhua yam kev teeb tsa yuav tsum sib xws nrog cov saw hlau qub.
Kev Nkag Siab Yuam Kev 2: Tsis Paub Yuav Siv "Cov Saw Kim Heev." Cov saw kim heev tej zaum yuav tsis ua tau raws li cov neeg siv khoom xav tau. Piv txwv li, kev pom zoo siv cov saw hlau tsis xeb rau cov teb nplej qhuav yuav ua rau cov neeg siv khoom kim dua, thiab cov hlau tsis xeb tsis muaj zog npaum li cov hlau sib xyaw, uas yuav ua rau nws lub neej luv dua. Yuav tsum pom zoo siv cov kev daws teeb meem "pheej yig tshaj plaws" raws li cov xwm txheej ua haujlwm, tsis yog siv cov kev daws teeb meem "kim tshaj plaws".
Kev Nkag Siab Yuam Kev 3: Tsis quav ntsej txog kev teeb tsa thiab kev saib xyuas. Yog tias qhov chaw ntawm tus neeg siv khoom tsis muaj cov neeg ua haujlwm saib xyuas kev tshaj lij, yuav tsum pom zoo kom siv cov saw hlau uas muaj cov yam ntxwv "tsis tas yuav saib xyuas ntau dua" (xws li cov saw hlau kaw nrog lub nplhaib kaw), thiab yuav tsum ua kom yooj yim rau kev siv roj. Yog tias cov khoom siv ntawm tus neeg siv khoom muaj qhov chaw teeb tsa tsawg, qhov tsawg kawg nkaus ntawm cov saw hlau yuav tsum tau lees paub kom tsis txhob muaj kev ua tsis tiav ntawm kev teeb tsa.
Lub sijhawm tshaj tawm: Kaum Ib Hlis-05-2025