Me me asphalt pavers feem ntau yog siv rau me me -tej asphalt paving kev khiav hauj lwm xws li nyob rau hauv txoj kev, kev taug kev, thiab txoj kev nyob deb nroog. Lawv cov hlau hlau yog me me thiab yooj yim hauv cov qauv, thiab feem ntau yog manually leveled. Kev hloov kho flatness nyob ntawm ntau dua ntawm kev ua haujlwm tau zoo, uas ncaj qha txiav txim siab qhov zoo nkauj thiab kev ua haujlwm ntawm kev ua haujlwm me me paving. Piv nrog rau cov pavers loj, cov khoom siv me me ironing boards muaj kev cuam tshuam ntau dua los ntawm lub cev kev co, kev khiav hauj lwm quab yuam, thiab lub hauv paus undulations, thiab cov kev hloov kho yuav tsum sib npaug "precision" thiab "kev yooj yim". Raws li kev paub dhau los, cov hauv qab no muab cov lus piav qhia ntxaws ntxaws ntawm cov ntsiab lus tseem ceeb ntawm kev hloov kho flatness, nruj me ntsis tswj originality, hloov mus rau cov khoom siv me me, thiab pab cov neeg ua haujlwm tsim kho kom tau raws li cov qauv.
Kev npaj ua ntej kev hloov kho yog lub hauv paus, nrog rau kev tsom mus rau kev tsis txhob muaj qhov sib txawv. Ua ntej, ntxuav cov seem asphalt ntawm lub phaj hauv qab ntawm lub rooj tsavxwm kom tsis txhob muaj kev ntxhov siab tsis sib xws los ntawm cov ntaub nplaum thiab cov cim rub; Txheeb xyuas cov bolts txuas ntawm lub rooj tsavxwm ironing. Cov khoom siv me me bolts yog qhov yooj yim rau loosening thiab yuav tsum tau nruj ib qho los ntawm ib qho los tiv thaiv kev hloov pauv thaum ua haujlwm. Tom ntej no, teem caij thawj zaug. Lub tshuab me me - nplai tsis xav tau cov cuab yeej siv nyuaj thiab tuaj yeem siv cov xaim siv. Lub kaum sab xis pib qhov siab yog tswj ntawm 15 '-30', thiab cov ntsia hlau raug kho kom tig 1-3/5 tig kom haum rau cov tuab ntawm cov paving me me (feem ntau 3-5cm); Kev hloov kho arch yog tsim rau cov chaw me me, manually rotating nruab nrab kauv los xyuas kom meej tias tus ntoo khaub lig txoj kab nqes conforms rau tus tsim thiab tsis txhob lateral unevenness. Thaum kawg, standardize tus txheej txheem preheating. Lub rooj tsavxwm me me muaj qhov ntim me me thiab tuaj yeem ua rau preheated rau 15-25 feeb. Cov cua kub nruab nrab yog siv kom tsis txhob muaj cua sov hauv zos thiab deformation. Kev ua haujlwm yog pib thaum qhov kub ntawm qhov kub ntawm asphalt (100-120 degree).
Cov kev hloov pauv tseem ceeb tsom mus rau phau ntawv thiab kev ua haujlwm meej. Lub tshuab me me - nplai tsuas yog siv phau ntawv qib, ua raws li txoj cai ntawm "siab thiab qis ua ntej, ces kaum qhov siab". Thaum kho qhov nthuav dav thiab kev cog lus, tom qab thim rov qab ib nrab, siv tus pas ntsuas 3-meter kom haum thiab txheeb xyuas, tig clockwise los tsa thiab counterclockwise kom qis dua, thiab kaw cov txiv ntoo xauv kom tsis txhob xoob. Lub kaum sab xis hloov kho txais "me me ntau qhov kev hloov kho", nrog rau txhua qhov kev hloov kho tsis pub tshaj 8 ', thiab raug kuaj pom nyob rau lub sijhawm tiag tiag nrog tus pas ntsuas kom tsis txhob muaj qhov ntev ripples los ntawm kev hloov loj. Thaum ua homework, nws yog ib qho tsim nyog yuav tsum tau ua tib zoo saib xyuas lub hauv paus txheej. Lub hauv paus txheej ntawm txoj kev me me yog undulating thiab varied. Thaum pom protrusions, lub kaum sab xis ntawm qhov siab yuav tsum tau txo me ntsis, thiab thaum pom kev nyuaj siab, lub kaum sab xis yuav tsum maj mam nce. Nyob rau tib lub sijhawm, qhov paving ceev yuav tsum tau qeeb kom ntseeg tau tias muaj kev hloov pauv ntawm lub rooj tsavxwm.
Tsis txhob hnov qab txog kev xav tsis zoo thiab ua haujlwm yooj yim. Cov kev xav tsis zoo feem ntau suav nrog qhov tsis txaus preheating, kho lub kaum sab xis nrawm, thiab xoob bolt xauv. Nws yog ib qho tsim nyog yuav tsum ua raws li cov lus qhia tshwj xeeb thiab tso tseg lub tshuab kom zoo hloov kho raws sijhawm yog tias muaj kev sib txawv. Ntxuav lub phaj hauv qab tom qab kev tsim kho, so cov khoom txav nrog diesel, xyuas qhov yooj ntawm cov ntsia hlau kho, thiab tsis txhob nyem lub rooj tsav hlau thaum lub sij hawm cia. Kev kho cov cuab yeej me me tsis tas yuav tsum muaj kev txawj ntse, qhov tseem ceeb nyob hauv "kev tswj xyuas kom zoo thiab tiag- tshawb xyuas lub sijhawm". Los ntawm kev hloov kho raws li cov yam ntxwv ntawm cov khoom siv, qhov sib txawv ntawm qhov sib txawv tuaj yeem tswj tau nyob rau hauv tus qauv ntau, kom ntseeg tau qhov zoo ntawm cov phiaj xwm me me asphalt paving.