Feem ntau ntawm cov mounted units tau nruab rau ntawm lub engine ntawm MTZ (Belarus) tsheb laij teb muaj ib tug classic siv tsav raws li ib tug V-siv siv.Nyeem tag nrho txog MTZ txoj siv sia, lawv cov qauv tsim, hom, yam ntxwv thiab kev siv tau, nrog rau lawv cov kev xaiv raug thiab hloov.
MTZ siv yog dab tsi?
MTZ txoj siv sia - tsis muaj qhov kawg (ntiv nplhaib) roj hmab siv ntawm cov hlaws hla ntu, siv los xa cov torque los ntawm crankshaft mus rau lub rubeys ntawm cov tsheb laij teb uas tsim los ntawm Minsk Tractor Plant (MTZ, Belarus).
Nyob rau hauv lub hauv paus ntawm V-siv kis tau tus mob, tsav ntawm ntau yam khoom yog tsim, uas yuav tsum tau ua hauj lwm thaum lub cav khiav: lub twj tso kua mis dej, ib tug kiv cua txias, ib tug hluav taws xob generator, pneumatic compressor thiab cua txias compressor.Txoj siv sia siv yog siv los ntawm kev siv lub rubeys mounted ntawm lub cav crankshaft thiab shafts ntawm cov units, thiab ib txoj siv roj hmab ntawm qhov tsim nyog profile thiab ntev.Qhov kev tsav no yooj yim thiab txhim khu kev qha, tab sis txoj siv tawv yuav raug hnav thiab puas, yog li nws yuav tsum tau hloov tsis tu ncua.Rau kev xaiv kom raug ntawm txoj siv tawv, nws yog ib qho tsim nyog yuav tsum paub txog cov hom ntawm cov khoom siv ntawm MTZ tsheb laij teb, lawv cov yam ntxwv thiab kev siv tau.
Hom, nta thiab siv tau ntawm MTZ siv
Nyob rau hauv lub hwj chim units ntawm cov cuab yeej ntawm Minsk cog, cov qauv siv roj hmab siv, uas txawv nyob rau hauv cross-section, profile, hom qaum, qhov loj thiab siv tau.
Txhua txoj siv tawv muaj tus qauv tsim.Lawv yog raws li nyob rau hauv ib tug load-bearing txheej - cordcord, muab tso rau hauv lub cev ntawm txoj siv tawv ua los ntawm vulcanized roj hmab nyob rau hauv ib txoj kev los yog lwm yam, thiab sab nrauv yog tiv thaiv los ntawm ib tug wrapping ntaub.Raws li hom load-bearing txheej, txoj siv tawv tau muab faib ua ob pawg:
● Nrog polyamide (nylon) cord;
● Nrog polyester hlua.
MTZ txoj siv sia yog V-siv - lawv cov hlaws yog ib lub voj voog nrog lub tiaj tiaj lossis me ntsis convex dav puag thiab lub hauv paus nqaim ncaj.Cov khoom raug muab faib ua ob hom raws li qhov sib piv ntawm qhov dav thiab qhov siab:
● Hom I - siv ntawm nqaim hla ntu;
● Hom II - txoj siv sia ntawm ib txwm hla ntu.
Ntxiv mus, cov khoom ntawm ob ntu tuaj yeem muaj qhov sib txawv (hom nqaim puag):
● Smooth siv - nrog ib tug ncaj nqaim puag;
● Lub sij hawm siv - transverse threaded hniav yog ua rau ntawm lub hauv paus nqaim.
V-structure siv
Lub sij hawm siv txoj siv sia muaj ntau dua elastic thiab muaj qhov me me dabtsi yog khoov vojvoog, uas ua tiav qhov kev ntseeg siab ntawm txoj siv sia.Txawm li cas los xij, nyob rau hauv lub cev ntawm txoj siv tawv du, cov khoom thauj tau raug faib ntau qhov sib npaug, yog li lawv muaj kev ruaj khov dua, tshwj xeeb tshaj yog nyob rau hauv cov xwm txheej uas muaj cov khoom siv hluav taws xob ntau ntxiv thiab thermal loads.
MTZ tsheb laij teb siv ntau txoj siv sia, uas tau muab faib ua ntau pawg raws li kev siv tau:
● Rau cov tsheb laij teb nrog cov cav ntawm D-242, D-243, D-245 kab (cov qauv thaum ntxov thiab tam sim no MTZ-80/82, 100/102, cov qauv yooj yim Belarus-550, 900, 1025, 1220.1);
● Rau cov tsheb laij teb nrog cov cav ntawm D-260, D-265 kab (cov qauv yooj yim Belarus-1221, 1502, 1523, 2022);
● Rau tsheb laij teb nrog Lombardini xyaw (cov qauv yooj yim Belarus-320, 622).
Raws li lub hom phiaj, cov hlua khi tau muab faib ua cov hauv qab no:
● Dej twj tso kua mis tsav (siv nrog ib tug ntoo khaub lig seem ntawm 16 × 11 mm, ib tug ntev ntawm 1220 mm, du);
● Dej twj tso kua mis thiab kiv cua tsav (siv nrog ib tug ntoo khaub lig seem ntawm 11 × 10 mm, 1250 mm du, thiab toothed);
● Pneumatic compressor tsav (siv nrog ib tug ntoo khaub lig seem ntawm 11 × 10 hli, ntev ntawm 1250 mm du thiab toothed, siv nrog ib tug ntoo khaub lig seem ntawm 11 × 10 nrog ib tug ntev ntawm 875 mm toothed rau Lombardini xyaw);
● Kev tsav tsheb ntawm lub tshuab cua txias compressor (siv nrog ib ntu ntawm 11 × 10 mm, qhov ntev ntawm 1650 mm);
● Generator tsav (siv nrog ib tug ntoo khaub lig seem ntawm 11 × 10 hli, ntev 1180 hli du thiab toothed, txoj siv nrog ib tug ntoo khaub lig seem ntawm 11 × 10 hli, ntev 1150 mm toothed, siv nrog ib tug ntoo khaub lig seem ntawm 11 × 10 mm, ntev 975 hli toothed rau Lombardini xyaw).
Cov hlua uas nrov tshaj plaws tau nthuav tawm nyob rau hauv ob lub versions - du thiab toothed, muaj qhov sib txawv climatic design.Lub sij hawm siv txoj siv sia yog tsim los siv rau hauv cheeb tsam uas muaj huab cua sov thiab huab cua sov (versions "T" thiab "U" ntawm ntau pawg nrog kev ua haujlwm kub txog + 60 ° C), thiab cov siv tawv du - siv rau txhua cheeb tsam, suav nrog cov nrog huab cua txias (version "HL" ntawm ntau pawg, nrog rau kev ua haujlwm kub txog -60 ° C).Qhov no yuav tsum tau coj mus rau hauv tus account thaum xaiv ib txoj siv tshiab.
Ntawm no peb nco ntsoov tias tag nrho cov MTZ txoj siv sia yog qhov hu ua kiv cua siv uas ua tau raws li qhov yuav tsum tau ua ntawm GOST 5813-2015 (thiab nws cov qauv ua ntej).Lub npe "kiv cua" yuav tsum tsis txhob ruam - cov khoom siv roj hmab no yog cov khoom siv thoob ntiaj teb uas tuaj yeem siv rau hauv kev tsav tsheb ntawm ntau chav.
Txoj siv tsav ntawm lub cav mounted tuaj yeem ua ib kab thiab ob kab.Hauv thawj kis, chav tsev tsuas muaj ib qho V-pulley thiab tsav ntawm ib txoj siv.Nyob rau hauv rooj plaub thib ob, ib tug muab ob npaug rau (ob-strand) pulley yog ntsia rau ntawm chav tsev thiab lub crankshaft, nrog rau ob V-siv tau dhau los.Kev sib kis ntawm ob-kab V-siv yog txhim khu kev qha, qhov kev tso ntawm txoj siv sia no tiv thaiv lawv los ntawm kev sib tw thiab txo qhov kev pheej hmoo ntawm kev swb thaum pib lub cav thiab ntawm kev kub ceev.Niaj hnub no, ntawm ntau lub cav, uas tau nruab nrog MTZ tsheb laij teb, koj tuaj yeem pom ob qho kev xaiv tsav.
Cov teeb meem ntawm kev xaiv thiab hloov MTZ txoj siv sia
V-siv tau raug cuam tshuam rau ib puag ncig kev cuam tshuam (tshwj xeeb tshaj yog nyob rau hauv MTZ tsheb laij teb ntawm cov qauv 80, 320, 422, 550, 622, 1025, 1221 nrog rau lawv cov yam ntxwv qhib lub cav chav tsev), qhov kub thiab txias thiab cov khoom siv tseem ceeb, thaum lub sij hawm lawv tawg. , stretched, exfoliated thiab tsis ua lawv cov dej num.Hauv txhua qhov xwm txheej no, txoj siv sia yuav tsum tau hloov.
Qhov kev xaiv ntawm txoj siv rau lub tsheb laij teb tsis yog qhov nyuaj heev - cov khoom tshiab yuav tsum muaj tib lub hlaws thiab ntev li qub.Feem ntau, qhov ntev ntawm txoj siv tawv yog qhia rau ntawm lawv qhov chaw tsis ua haujlwm (dav), koj tuaj yeem pom cov yam ntxwv ntawm txoj siv tawv los ntawm cov lus qhia lossis los ntawm cov ntawv teev npe ntawm cov khoom seem rau lub cav lossis tsheb laij teb.Nws yuav tsum tau nco ntsoov tias cov khoom uas muaj ib tug ntoo khaub lig seem ntawm 11 × 10 hli yog siv nrog ib tug nqaim cross-section (hom I), cov khoom uas muaj ib tug seem ntawm 16 × 11 yog siv nrog ib tug ib txwm hla ntu (hom II), thiab lawv tsis yog interchangeable.Yog li ntawd, yog hais tias koj xav tau ib tug tsav txoj siv rau lub twj tso kua mis dej ntawm lub D-242 engine, ces ib tug zoo xws li txoj siv ntawm lub D-260 cav yuav tsis muab tso rau hauv nws qhov chaw, thiab vice versa.
Yog hais tias lub cav siv ob lub V-siv tsav, nws raug nquahu kom hloov ob txoj hlua khi ib zaug, txwv tsis pub cov hlua qub uas tseem tshuav nyob rau hauv khub yuav sai sai ua qhov teeb meem dua.
Ib qho piv txwv ntawm kev txhim kho thiab kho qhov nro ntawm txoj siv tawv alternator thiab cov twj tso kua dej ntawm lub cav D-260
Kev saib xyuas tshwj xeeb yuav tsum tau them rau kev xaiv cov hlua khi rau cov tsheb laij teb raws li kev nyab xeeb ntawm lawv thaj chaw nyiam ntawm kev ua haujlwm.Rau cov cuab yeej ua haujlwm hauv huab cua txias, tsuas yog siv txoj hlua khi hauv "HL" version yog qhov tsim nyog.Kev teeb tsa ntawm lub sijhawm siv nyob rau hauv "T" lossis "U" version nyob rau lub caij ntuj no tuaj yeem ua rau tawg - xws li txoj siv tawv dhau los thaum txias, tawg thiab tawg txawm tias muaj me me loads.Rau cov tsheb laij teb ua haujlwm nyob rau hauv cov cheeb tsam nrog huab cua sov, ntawm qhov tsis sib xws, nws yog qhov zoo dua los siv txoj siv sia nyob rau hauv qhov chaw sov, nrog rau cov hniav - lawv zoo dua tiv taus cua sov thiab muaj qhov tsawg kawg nkaus ntawm kev nthuav dav, uas tiv thaiv lawv cov elongation ntau dhau ntawm qhov kub thiab txias.
Raws li txoj cai, kev hloov cov hlua khi ntawm MTZ tsheb laij teb tsis yog qhov nyuaj - feem ntau nws yog qhov tsim nyog los txo nws txoj kev nro los ntawm kev xoob lub zog ntawm chav tsev (feem ntau yog lub tshuab hluav taws xob) lossis cov cuab yeej tensioning, tshem tawm cov qub siv, muab ib qho tshiab thiab kho qhov nro.Txoj siv tshiab yuav tsum muaj qhov nro pom zoo los ntawm lub tshuab tsim hluav taws xob thiab tau teev nyob rau hauv cov lus qhia cuam tshuam.Rau txoj siv tawv nruj, nws raug nquahu kom siv cov cuab yeej tshwj xeeb nrog lub dynamometer.Kev hloov kho "los ntawm qhov muag" tsis tuaj yeem lees txais - nrog lub zog tsis muaj zog, txoj siv tawv yuav plam (uas yog qhov tsis tuaj yeem lees txais rau qee qhov chaw, piv txwv li, rau lub twj tso kua dej, vim tias lub cav hauv qhov no yuav dhau los) thiab hnav tawm hnyav, thiab nrog muaj zog nro, txoj siv yuav ncab thiab pab txhawb nqa hnyav ntawm bearings thiab lwm qhov chaw ntawm cov units.
Kev xaiv zoo, kev teeb tsa thiab kev hloov kho ntawm MTZ tsav txoj siv sia yog tus yuam sij rau kev txhim khu kev lag luam ntawm lub cav thiab lub tsheb laij teb tag nrho hauv txhua qhov xwm txheej.
Tubular tso pa tawm clamp
Tubular clamps yog tsim nyob rau hauv daim ntawv ntawm ib tug luv luv yeeb nkab nrog ib tug longitudinal txiav (los yog ob tug phua kav tso rau hauv ib leeg) nrog ob split clamps ntawm cov npoo.Hom clamp no tuaj yeem siv los txuas cov kav dej kawg-rau-kawg thiab sib tshooj, ua kom muaj kev ntseeg siab thiab nruj ntawm kev teeb tsa.
Mounting clamps
Mounting clamps yog siv los dai lub tso pa tawm thiab nws tus kheej qhov chaw nyob rau hauv tus ncej / lub cev ntawm lub tsheb.Lawv tus lej hauv qhov system tuaj yeem yog los ntawm ib mus rau peb lossis ntau dua.Cov muffler clamps yog ntawm peb hom loj:
- Split staples ntawm ntau hom thiab cov duab;
- Detachable ob-sector;
- Ib nrab ntawm detachable ob-sector clamps.
Split brackets yog ntau yam thiab ntau yam clamps uas yog siv los mount cov kav dej, mufflers thiab lwm qhov chaw ntawm lub qhov tso pa tawm ntawm cov khoom thauj khoom.Nyob rau hauv cov ntaub ntawv yooj yim tshaj plaws, lub clamp yog tsim nyob rau hauv daim ntawv ntawm daim kab xev bracket ntawm ib puag ncig profile nrog eyelets rau zawm nrog ib tug ntsia hlau (bolt).Staples tuaj yeem nqaim thiab dav, nyob rau hauv rooj plaub tom kawg lawv muaj ib tug longitudinal stiffener thiab yog clamped nrog ob screws.Feem ntau, xws li brackets yog ua nyob rau hauv daim ntawv ntawm U-puab qhov chaw los yog ib feem ntawm ib puag ncig profile nrog eyelets nce nyob rau hauv ntev - nrog rau lawv cov kev pab, qhov chaw ntawm lub tso pa system raug tshem tawm los ntawm lub thav duab / lub cev ntawm ib co nyob deb.
Detachable ob-sector clamps yog tsim nyob rau hauv daim ntawv ntawm ob halves nyob rau hauv daim ntawv ntawm tapes los yog strips, txhua tus uas muaj ob lub qhov muag rau mounting nrog screws (bolts).Nrog kev pab los ntawm cov khoom ntawm hom no, nws yog ib qhov ua tau rau nruab mufflers thiab cov kav dej nyob rau hauv ib qho nyuaj-rau-mus txog qhov chaw los yog qhov chaw uas nws yog ib qho nyuaj rau nruab cov pa phua brackets.
Lub halves ntawm kev sib cais ob-sector clamps yog qis dua ib nrab ntawm cov yav dhau los hom clamps, lawv sab sauv yog ua nyob rau hauv daim ntawv ntawm ib tug tshem tau los yog tsis tshem tau bracket mounted rau tus ncej / lub cev ntawm lub tsheb.
Universal clamps
Cov pab pawg ntawm cov khoom no suav nrog cov clamps, staples, uas tuaj yeem ua lub luag haujlwm ntawm lub mounting thiab txuas clamp - lawv muab kev sib khi ntawm cov kav dej thiab tib lub sijhawm tuav tag nrho cov qauv ntawm tus ncej / lub cev ntawm lub tsheb.
Tsim nta thiab cov yam ntxwv ntawm muffler clamps
Clamps yog ua los ntawm cov hlau ntawm ntau qib - feem ntau yog cov qauv, tsawg dua - los ntawm alloyed (stainless steel), rau kev tiv thaiv ntxiv lawv tuaj yeem ua galvanized lossis npib tsib xee plated / chrome plated (tshuaj lom neeg lossis galvanic).Tib yam siv rau cov ntsia hlau / bolts uas tuaj nrog cov clamps.
Raws li txoj cai, clamps yog tsim los ntawm stamping los ntawm steel billets (tapes).Clamps tuaj yeem muaj qhov sib txawv, sib xws rau tus qauv thiab tsis yog tus qauv ntawm cov yeeb nkab diameters.Mounting clamps ntawm mufflers, raws li txoj cai, muaj ib tug complex zoo (oval, nrog protrusions), coj mus rau lub cross-section ntawm muffler, resonator los yog converter ntawm lub tsheb.Tag nrho cov no yuav tsum tau coj mus rau hauv tus account thaum xaiv ib feem tshiab rau lub tsheb.
Cov teeb meem ntawm kev xaiv thiab hloov cov muffler clamp
Clamps ua haujlwm nyob rau hauv cov xwm txheej nyuaj, tsis tu ncua raug cua kub thiab kub hloov pauv, raug rau cov pa roj carbon monoxide, nrog rau cov dej, av thiab ntau yam tshuaj sib xyaw ua ke (cov ntsev los ntawm txoj kev thiab lwm yam).Yog li ntawd, dhau sij hawm, txawm tias clamps ua los ntawm alloy steels poob lub zog thiab tuaj yeem ua rau cov pa tawm los yog kev puas tsuaj rau kev ncaj ncees ntawm cov pa tawm.Nyob rau hauv cov ntaub ntawv ntawm breakage, lub clamp yuav tsum tau hloov, nws kuj pom zoo kom hloov cov khoom no thaum hloov ib tug neeg qhov chaw los yog tag nrho cov pa system ntawm lub tsheb.
Lub muffler clamp yuav tsum tau xaiv raws li nws lub hom phiaj thiab txoj kab uas hla ntawm cov kav dej / mufflers yuav tsum tau txuas nrog.Qhov zoo tshaj plaws, koj yuav tsum siv lub clamp ntawm tib hom thiab tus lej teev npe uas tau teeb tsa ntawm lub tsheb ua ntej.Txawm li cas los xij, nyob rau hauv ntau qhov xwm txheej, kev hloov pauv uas tuaj yeem txhim kho qhov kev ua tau zoo ntawm qhov system tau txais.Piv txwv li, nws yog qhov tsim nyog los hloov cov kauj ruam ntawm kauj ruam nrog kev sib cais ib-thooj clamp - nws yuav muab kev nruj zoo dua thiab ua kom muaj zog ntxiv.Ntawm qhov tod tes, qee zaum nws tsis tuaj yeem hloov pauv - piv txwv li, feem ntau nws tsis tuaj yeem hloov ob-sector detachable clamp nrog lwm yam, txij li cov duab ntawm qhov kawg ntawm cov kav dej sib txuas tuaj yeem hloov kho rau nws.
Thaum xaiv clamps, koj yuav tsum nco ntsoov txog cov yam ntxwv ntawm lawv cov installation.Lub stepladder clamp yog qhov yooj yim tshaj plaws rau nruab - nws tuaj yeem ntsia tau rau ntawm cov kav dej uas twb tau sib sau ua ke, txij li cov kauj ruam yog txiav tawm ntawm tus ntoo khaub lig thiab tom qab ntawd nruj nrog cov txiv ntseej.Qhov no muaj tseeb rau ob-sector clamps.Thiab txhawm rau txhim kho ib qho kev sib cais los yog tubular clamps, cov kav dej yuav tsum xub muab txiav, muab tso rau hauv lub clamp thiab tsuas yog tom qab ntawd ntsia.Qee qhov teeb meem tuaj yeem tshwm sim thaum txhim kho universal clamps, txij li qhov no nws yog ib qho tsim nyog yuav tsum tau ua tib zoo khaws cov khoom sib txuas thiab muab tso rau ntawm qhov kev ncua deb ntawm tus ncej / lub cev.
Thaum mounting lub clamp, nws yog ib qhov tsim nyog los xyuas kom meej qhov tseeb installation ntawm nws installation thiab kev cia siab ntawm ceev ceev ntawm screws - tsuas yog nyob rau hauv cov ntaub ntawv no cov kev twb kev txuas yuav muaj zog, txhim khu kev qha thiab check.
Post lub sij hawm: Aug-05-2023