Lub tsheb yog ib tug txhais tau tias nce kev txaus ntshai. Txhua txhua hnub muaj ib tug uas yuav mus tau rau hauv ib qho kev huam yuaj. Thiab nws tsis yog tas yuav tshwm sim yog tim koj: nws yog ua tau ntawm ib qho ntawm qhov chaw nres tsheb koj yuav kov ib tug nyob ze lub tsheb los yog ib tug neeg yuav kom ib tug deb. Feem ntau nyob rau hauv xws li mob, cov yas bumper yog puas ntsoog. Nws yog nws leej twg ua ntej yuav siv sij hawm lub Brunt ntawm ib tug multi-tuj tshuab. Yuav ua li cas kom ncaj lub yas bumper? Nyob rau qhov no thiab tsis xwb - tom qab nyob rau hauv no tsab xov xwm.
hom deformation
Rau hnub tim, muaj ob peb hom kev puas tsuaj bumpers:
- Muaj hnub nyoog. Qhov no lwm chips, to los yog pluav nyob rau hauv lub phem tshaj cov ntaub ntawv.
- Tseem ceeb, uas yog nrog los ntawm kev sib tawg ntawm tus tsim, so thiab tej kab nrib pleb.
Ua bumper kho yas, nws yog tsim nyog los ua Vuam ib tug tshiab khoom mus rau cov laus. Lub qhov kawg kawm tau zoo nyob rau welding tshuab, lub xov tooj tshiab ntawm khaubncaws sab nraud povtseg ntawm yas thiab tom ntej sib tsoo. Yuav kom tsim high-zoo restoration nrog ntau yam pauv loj deformation, xav tau ib tug loj set ntawm cov cuab yeej. Muaj mob thaum lub bumper kho yas nqi yog siab tshaj lub tshiab cov khoom los ua ke. Yog li ntawd, ua ntej nqa tawm xws li ib lub lag luam yog tsim nyog kom ntsuam xyuas raws li ntawm cov kev puas tsuaj thiab ua rau ib tug txiav txim siab - hloov lub caij nkaus los yog restore ib tug laus.
Yuav ua li cas ntev yuav nws?
Kho yas bumpers ua nyob rau hauv ib tug teeb-hnub, nrog rau cov kev zam ntawm tseem ceeb deformations nyob rau hauv daim ntawv ntawm cov kab nrib pleb thiab so. Yuav kom restore cov khoom no, nws xav tau ib tug ob peb tshiab khaubncaws sab nraud povtseg ntawm cov yas welding. Qhov no yog ib tug kim ce, es qhov kev tshem tawm ntawm khawb rau cov hnab yas bumper. Me ntsis deformation yuav rov qab tau rau 3-4 teev.
Yuav ua li cas kuv kho
Qhov no lub lag luam yuav tsum tau ua tsis muaj haste, tshwj xeeb tshaj yog yog hais ib tug loj tus naj npawb ntawm pluav yog tam sim no nyob rau hauv cov qauv. Yas bumper preheated. Rau lub hom phiaj no, lub tsev tshuab los yog lub yaj. Nyob rau hauv lub tom ntej no theem, wires pluav. Tom qab lub bumper muab lub sij hawm kom txias cia. Tom ntej no yog putty. Nws tso cai rau koj mus smooth tawm tag nrho cov ua pob uas yav tas los. Txawm lub siab tshaj plaws zoo wires pluav yuav tsum tau tom ntej putty. Tom qab nws daim ntawv thov cov muaj pes tsawg leeg yog txias rau 20-30 feeb. Tom qab ntawd nws polished siv zoo ntwav txhuam ntoo. Ces cov yas caij yog npaj rau cov primer - ua tib zoo degreased thiab pleev xim rau. Cov kauj ruam kawg yog daim ntawv thov ntawm cov kua roj vanish txheej thiab ntxiv polishing. Tom qab hais tias, cov zoo tu qab tso cov khoom yuav rov qab yuav haum rau kev siv.
Kho nrog tseem ceeb deformities - gluing thiab painting
Yog hais tias qhov kev siv yog ua los ntawm lub khob, nws yog straightened los ntawm txoj kev sib nplaum - txias txoj kev ua. Nyob rau hauv cov ntaub ntawv no, ib tug tshwj xeeb polyurethane nplaum. Los ntawm nws kev xaiv yuav tsum tau kho kom zoo zoo, vim hais tias cov neeg pluag zoo ntawm cov khoom no tsis tau lees ib tug ntev durability ntawm no tsim. Gluing yog nqa tawm nyob rau hauv ob peb ua sawv. Thawj - qhov no npaj. Ua ntej thov kev muaj pes tsawg leeg, lub deformed bumper nto yog meej degreased. Koj yuav tau siv tej thinner, benzene, mineral ntsuj plig. Yog hais tias qhov chaw ntawm daim tawv nyias thiab tej kab nrib pleb twb pom, lawv yuav tsum tau ua tib zoo sanded nrog ntwav txhuam ntoo. Qhov no yog tsim nyog rau cov zoo dua adhesion ntawm kua nplaum rau cov hnab yas. Nws yuav tsum tau nco ntsoov tias kho ntawm yas bumpers li technology yog ua li cas los ntawm lub sab hauv. Tom qab daim ntawv thov ntawm cov nplaum muaj pes tsawg leeg, nws yog tsim nyog los tos rau nws ua kom tiav solidification. Ntxiv mus, nyob rau hauv tus txheej ib feem ntawm qhov kev siv yog muaj ntaub ntawv rau lub tsho tiv no cov iav fiber - qhov thiaj li hu ua "epoxy". Nrog nws tuaj nyob, tej zaum peb txhua tus. Cov nplaum tov nrog hardener thiab poppy yam ntxwv "hnab txhuv". Tom ntej no, tag nrho cov qauv yog muab tso rau hauv qhov chaw yog ib tug keej. Epoxy dries li 1 teev (nyob ntawm seb tus nqi ntawm cov tua neeg sawv cev siv). Ces tag nrho cov ntxhib xaus yog smoothed siv ntwav txhuam ntoo. Tom qab lub bumper muaj ib tug zoo zoo lawm, nws tseem tau mus pib priming thiab painting. Nws yuav tsum tau ua ntawv thov los ntawm txau los ntawm ib tug deb ntawm 30 centimeters. Txwv tsis pub, tsub zuj zuj ntawm ib tug loj ntim ntawm number case yuav ua sagging, uas yog tsis zoo ntxim rau zaum kawg tshwm sim.
Thaum tshav kub kub sealing
Qhov no rov qab txoj kev yog siv thaum lub bumper yog manufactured los ntawm kub molding yas technology. Nws yuav raug tshem tawm zoo los ntawm tshav kub-kaw tsis tau tsuas yog tej daim tab sis kuj loj tej kab nrib pleb thiab txawm qhov. Ua li no, siv yas (zoo xws li cov muaj pes tsawg leeg raws li lub bumper nws tus kheej) thiab vuam cov khoom. Bumper muab tso rau hauv ib tug ca saum npoo - lub nraus feem acclimatized rau txhua lwm yam thiab lub hauv yog ua thermal welding. Siv raws li ib tug "substrate" yas yuav tsum yog cov zoo zoo - nyob rau hauv nws cov qauv nyob rau lub zog ntawm cov kho qauv. Tom qab vuam, tus txheej nto extends txheem peb theem - putty, primer thiab xim. Yuav ua li cas npaum li cas yog cov kev pab cuam qhov chaw nres tsheb xws kho yas bumpers? Tus nqi ntawm cov kev pab pib nrog ib tug cim ntawm 5000 rubles. Nws muaj xws li lo, putty thiab ib lub zos painting.
lamination
Yog hais tias muaj yog ib tug mluav nyob rau hauv lub yas bumper, ua raws li los ntawm ib tug keej, rov qab yog tsim los ntawm txoj kev lamination. Tej cuab yeej no yog feem ntau siv nyob rau hauv cov tsheb Korean keeb kwm qhov twg siv rau qhov siv thiab ua bumpers polyester cob. Nws yog ib lub ua ke ntawm tej daim nyob rau hauv ob tog los ntxiv lawv gluing. Qhov no yog ua li cas rau cov hauv, raws li nyob rau hauv tag nrho cov lwm tus neeg mob. Yuav kom tsim yog lub feem ntau robust, nws yog tam los ntawm ib tug tshwj xeeb net. Tom ntej no, ib tug txheej ntawm muab tub lim thiab xim. Los ntawm txoj kev, qhov no technology yog siv tau thaum koj xav tau los poob lawm daim ntawm cov bumper. Ntawm qhov chaw ntawm lub "qhov" tsim ib daim phiaj uas yuav ua raws qhov nkhaus ntawm lub Hoobkas khoom. Lub tiav lawm nto smeared plaster thiab trimmed. Thaum zoo li no yog cai losis tswvyim dabtsi ntsiab lus, raws li degreasing thiab primer. Cov yav tas ua hauj lwm pab raws li ib yam ntawm cov "substrate" rau cov thawj txheej ntawm cov xim muaj hlau. Yog hais tias kho ntawm yas bumpers ua siab zoo, cov khoom no heev mas siab-siab ntxuav. Txawm li cas los, tom qab lub dyeing txheej yuav tsum yuav qhuav rau 2-3 hnub, i.e. tsis ntxuav lub cheeb tsam nrog dej.
xaus
Yog li ntawd, peb yuav nrhiav tau tawm uas technologies yog es ua kom cov puas bumper. Tus txheej txheem yog heev thiab yeej ib txwm xaus nrog lub tiav los yog hauv zos painting. Yog li ntawd, los ua nws tus kheej txhais tes, koj yuav tsum muaj tsawg kawg yog ib tug compressor nrog ib tug tshuaj tsuag.