DIY yas thawv kev kho

Cov kab nrib pleb hauv cov khoom yas yog tshwm sim, tshwj xeeb tshaj yog tias nws yog bumper. Cov tsheb niaj hnub yog nruab nrog lub thawv roj av yas. Thaum nws tsaus ntuj nraum zoov thiab lub qhov rais hauv lub tsheb tau tinted, nws yooj yim heev kom tsis txhob pom qhov teeb meem thiab tsoo rau hauv nws, piv txwv li, thaub qab rov qab.

Nyob ntawm seb puas muaj kev puas tsuaj, qhov no tuaj yeem kho kom zoo dua li tsis mus yuav ib qho tshiab. Xav txog yuav ua li cas kho cov hnab yas sib txawv, raws li cov ntaub ntawv thiab cov cuab yeej tsim nyog rau qhov no.

Yas bumper kev faib tawm kev faib tawm

Qhov kev puas tsuaj rau cov yas nyob ntawm qhov kev quab yuam qhov kev cuam tshuam, nrog rau lub qauv ntawm lub npoo uas lub tsheb tau sib tsoo. Cov khoom siv los ntawm cov tuam ntxhab yuav txawv, yog li ntawd qhov xwm ntawm kev puas tsuaj txawv. Muaj qee kis, tus neeg tsim khoom tsis tso cai los kho lub tsoo.

Yog tias txhua hom kev puas tsuaj rau cov hnab yas sib tsoo tau muab faib ua pawg, tom qab ntawd koj tau txais plaub hom:

• Khawb. Hom kev puas tsuaj no yooj yim kho los ntawm staining. Qee lub sij hawm tus khawb yog qhov tob thiab nws yog qhov txaus los txhuam nws. Hauv lwm qhov xwm txheej, kev puas tsuaj yog qhov tob dua, thiab me ntsis hloov cov qauv saum npoo ntawm qhov chaw cuam tshuam (sib sib zog nqus txiav).
• Nrib pleb. Lawv tshwm sim los ntawm muaj cua tshuab. Qhov phom sij ntawm hom kev puas tsuaj no yog qee lub sijhawm nws tuaj yeem pom tseeb los ntawm kev kuaj pom. Yog tias thaum lub tsoo tawg, cov tuam txhab lag luam tsis pom zoo kom siv cov feem, tab sis hloov nws nrog lub tshiab. Qhov teeb meem tuaj yeem ua rau hnyav dua los ntawm kev tshee kis mus rau lub cev thaum lub tsheb txav mus, uas tuaj yeem nce qhov loj me ntawm qhov tawg, uas tuaj yeem nti ua ib thooj loj ntawm cov yas.
• Cov hniav. Nyob ntawm cov khoom siv los ntawm qhov uas bumper raug tsim, qhov kev puas tsuaj tuaj yeem nqa daim ntawv ntawm cov hniav cuav hauv qhov chaw cov cuab yeej muaj zog. Hom kev puas tsuaj no yuav ib txwm suav khawb thiab tawg.
• Rhuav tshem, khuam. Qhov no yog hom kev puas tsuaj tshaj plaws, raws li kev kho thaj chaw tsis zoo tuaj yeem nyuaj los ntawm qhov tsis muaj qhov me me ntawm cov yas uas nrhiav tsis tau. Cov kev puas tsuaj no tshwm sim los ntawm kev sib tsoo taw lossis qhov cuam tshuam rau lub kaum ntsees.

Txhua hom kev puas tsuaj xav tau nws tus kheej kho algorithm. Hauv thawj ob kis, cov teebmeem raug tshem tawm nrog cov xim thiab pleev xim. Cia peb xav txog yuav kho qhov kev puas tsuaj loj tshaj plaws li cas.

Yuav ua li cas npaj lub tsoo rau kev kho

Ua ntej pib txheej txheem kho dua ntawm lub bumper, nws yuav tsum tshem tawm los ntawm lub tsheb. Hauv qhov no, nws yog qhov tseem ceeb heev uas yuav tsum tau ceev faj kom thiaj li tsis ua kom txhua qhov puas ntsoog.

Cov kauj ruam tom ntej, uas yuav pab tau npaj cov khoom kom zoo rau kev kho, yog tu nws ntawm cov av. Txij li cov txheej txheem kho dua tshiab yuav siv cov ntaub ntawv nrog cov nplaum ua kom zoo dua, qhov saum npoo yuav tsum huv li sai tau. Ua li no, koj tuaj yeem siv tshuaj ntxuav tes. Nws yog ib qho tseem ceeb uas nws tsis muaj cov lus hais ua abrasive, txwv tsis pub cov xim pleev xim yuav tsis zoo.

Cov xim pleev duab tau raug tshem tawm tsuas yog ntawm qhov chaw raug mob. Ntxiv mus, stripping yuav tsum tau ua ob qho tib si los ntawm pem hauv ntej thiab sab nraub qaum. Ib qho chaw me dua yuav tsum tau muab ntxuav huv, tsis txhob sib koom tes. Ib qho deb ntawm ob centimeters ntawm txhua sab yog txaus.

Txawm hais tias feem ntau cov neeg tsav tsheb hu ua lub hnab yas los yog yas, qhov tseeb, muaj ntau yam khoom siv rau ua qhov chaw ntawd. Hauv ib kis, nws yuav tsis nyuaj rau kev nqa cov khoom tsim kho kom zoo, thiab hauv lwm qhov, cov ntu tsuas yuav tsis muaj kev sib txuas nrog lwm tus. Cov khoom siv tuaj yeem pom ntawm cov cim hauv qab nraub qaum. Cov ntsiab lus ntawm cov cim taw qhia tuaj yeem nrhiav tau hauv Is Taws Nem.

Yog tias cov chaw tsim khoom lag luam tsis tau muab cov ntaub ntawv no, tom qab ntawd feem ntau lub pob tw ua los ntawm fiberglass. Yog tias nws tsis tau hloov los ntawm lub hoobkas, cov ntaub ntawv muaj tseeb ntawm cov khoom siv tuaj yeem tau los ntawm cov ntaub ntawv raug cai ntawm cov chaw tsim khoom, uas tau qhia nyob rau hauv cov ntawv sau thev naus laus zis.

Cov Khoom Siv Kho Bumper

Ua ntej txiav txim siab ntawm lub cuab yeej, koj yuav tsum tau npaj hom qauv twg yuav siv: soldering lossis gluing.

Txhawm rau txhawm rau txhim kho lub pob tw los ntawm kev siv vuam, koj yuav tsum muaj:

• Soldering hlau (40-60 W);
• Riam;
• Tsev plaub hau tshuab;
• Grinder;
• Staples, scotch xev;
• Txiab rau hlau;
• Laum nrog ib qho laum nyias nyias;
• Tiaj tus ntsia hlau loj.

Soldering yuav tsum muaj kev txawj ntse, yog li rau cov neeg pib tshiab, qhov tshwm sim tsis ib txwm saib zoo nkauj. Yooj yim mus rau lo lub bumper. Hauv qhov no, koj yuav tsum muaj:

• Awl;
• Cov xov staples lossis nylon (txhawm rau txhim kho cov ntu los txuas nrog);
• Fiberglass;
• Cov nplaum (nws yuav tsum qhia meej meej li cas cov khoom bumper yuav hnov ​​mob rau nws). Nws tuaj yeem yog epoxy lossis polyester.

Lub thawv kho tshuab thev naus laus zis

Txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhim kho thaum lub sijhawm kho cov txheej txheem, lub qhov me me yuav tsum tau ua raws nws cov npoo. Qhov no yog ua tiav nrog qhov tho me me tshaj plaws. Tom ntej no, ob qhov txuas tau txuas nrog, thiab muab nplaum nrog pob tshab nplaum ntawm sab nraud.

Nrog lub rhaub soldering hlau, peb kos los ntawm sab hauv raws txoj kab nrib pleb (ib txoj kab ntiav ntiav yuav tsum tsim). Ua tsaug rau melting, lub npoo tau sib txuas nrog kom sib. Cov kauj ruam tom ntej yog stapling. Txhawm rau ua qhov no, koj tuaj yeem siv cov rooj tog staples.

Cov hlau txuas yog tso rau ntawm cov yas molten kom ib tus ntug nyob ntawm ib qho thiab ib qho rau lwm qhov. Cov hlau yuav xeb dhau lub sijhawm, yog li koj yuav tsum sim ua kom npog cov staples nrog yas. Qhov no yog ib hom ntawm kev txhawb nqa seam.

Thaum ua haujlwm nrog cov hlau soldering, koj yuav tsum ua tib zoo kom tsis txhob hlawv ntawm cov yas. Cov txheej txheem tib yam yog nqa tawm los ntawm sab xub ntiag ntawm lub bumper. Qhov txawv tsuas yog tias tsis muaj cov staples siv rau ntawm no.

Tam sim no koj yuav tsum tau txiav lub strips ntawm cov khoom. Hauv qhov no, txhawm rau kho qhov ntu, koj yuav xav tau lub tsev ziab plaub hau. Nws yuav tsum muaj lub taub hau ncaj rau qhov uas cov ib daim hlab ntawm cov yas yuav muab tso (cov khoom yuav tsum zoo ib yam los ntawm ib qho los ntawm qhov uas tus kheej tau ua).

Qhov kev xaiv zoo tshaj plaws rau kev ua tus txheej txheem yuav yog tus pab hloov kho zoo tib yam. Cov kab txaij ntawm qhov tsim nyog dav yog txiav los ntawm nws siv hlau txiab.

Ua ntej, nyob rau sab nraub qaum, koj yuav tsum kuaj qhov kev ua haujlwm kom tsis txhob khuam rau pem hauv ntej ntawm cov khoom. Cov khoom siv raug xaiv yuav tsis tuaj tom qab kho tau. Txhawm rau kho cov kab nrib pleb loj, thaj tsam yuav tsum tau kho yog faib ib nrab. Ua ntej, ib txoj hlua luv yog welded hauv plawv. Tom qab ntawd txhua ntu kuj tau faib ua ob lub halves. Ib qho me me ntawm qhov electrode yog thov nyob hauv nruab nrab. Tom qab ntawd seem khoob tseem muaj.

Qhov tshwm sim tsis meej yog tshem tawm nrog lub tshuab sib tsoo (grit loj P240). Txhawm rau kom tsis txhob hle cov yas ntau dhau rau qhov nyuaj-kom ncav cuag, koj tuaj yeem siv cov ntawv ntuav lossis khi lub npoo nrog lub ntsej muag yas. Cov plaub mos mos ua tau tom qab ua tiav nrog cov xuab zeb loj tuaj yeem muab tshem tawm nrog cov nplaim hluav taws (piv txwv li lub teeb).

Ua haujlwm nrog cov khoom sib txawv nyias muaj lawv cov subtleties.

Kho cov cai los ntawm kev nthwv polypropylene qhov chaw

Yog tias cov khoom siv los ntawm qhov uas ib feem ua yog polypropylene, tom qab ntawd qhov no yog qhov yuav tsum xav txog ua ntej kev txhim kho:

• Qhov dav dav electrode yuav tsum yog li 3-4 hli;
• Qhov sib phim qhov yuav tsum tau nyob hauv lub tshuab ziab plaub hau nozzle;
• Nws yog qhov tseem ceeb tshaj plaws kom paub txog qhov kub thiab txias uas lub polypropylene melts. Cov khoom siv yog thermosetting, yog li ntawd, nyob rau qee qhov xwm txheej, nws tuaj yeem plam nws lub zog. Lub electrode yuav tsum yaj sai. Nyob rau tib lub sijhawm, nws yuav tsum tsis txhob tso cai rau overheat, txwv tsis pub nws yuav poob nws cov khoom;
• Ua ntej npog qhov tawg, V-puab lub hle plaub yuav tsum tau ua raws nws cov npoo. Yog li cov khoom siv yuav sau rau qhov chaw thiab yuav tsis tev tawm tom qab kev ua kom zoo nkauj.

Kho cov cai los ntawm kev dhau los ua cov polyurethane qhov chaw

Yog hais tias lub bumper yog ua los ntawm polyurethane, cov xwm txheej tseem ceeb yuav yog:

• Cov khoom siv yog qhov ywj pheej heev, yog li koj yuav tsum siv cov staples ntxiv Ib yam li nrog soldering saum toj no, hlau yuav tsum tau ua kom tiav cov xim kom tiv thaiv xeb.
• Lub polyurethane yog thermoset thiab yaj ntawm 220 degrees. Yog tias qhov kev txwv no ntau dhau, cov khoom yuav npau thiab poob nws lub zog.
• Txhawm rau kho cov ntu ntawd, ib daim hlab dav txog 10 hli dav yuav tsum. Lub nozzle rau lub tshuab ziab plaub hau yuav tsum muaj qhov loj me tib yam.

Kho los ntawm gluing

Qhov no yog ib qho uas yooj yim tshaj plaws, thiab tib lub sij hawm, txoj hauv kev muaj peev xwm kho kho lub thawv ntawv. Cov tawv yas, cov soldering tsis siv, vim tias cov khoom muaj qhov kub yaj ntau (txog 5000 degrees).

Txoj cai kho kom ua ntu zus rau cov ntu xws li:

1. Nrog kev pab ntawm ib tus khau khiab, cov npoo ntawm qhov yuav sib koom ua ke yog smoothed tawm kom tshem me me lint tsim tom qab tawg.
2. Ob txoj hlua khawm yog koom nrog thiab tsau nrog daim kab xev nplaum. Txhawm rau tiv thaiv zaj duab xis los cuam tshuam nrog kev nplaum ntawm fiberglass, ntau siv xov hluavtaws. Nws yog ib qho tseem ceeb los txiav txim siab seb nws yuav ua li cas rau tshuaj lom neeg muaj pes tsawg leeg ntawm cov nplaum. Txhawm rau txhim kho cov ntu kom ua glued, nyias cov pob yog tsim nyob rau hauv lawv, mus rau hauv uas txoj xov yog xov (lossis xov tooj raug ntsia). Ib qho kawg ntawm txoj xov yog nteg raws li cov zawj, thiab tag nrho tshooj yog "stitched" nrog rau lwm qhov kawg. Nws yog ib qho tseem ceeb uas thaum ua kom nruj ntawm cov khoom, qhov sib koom tes tsis txawv txav, tsis li ntawd lub bumper yuav tig los ua qhov khaus.
3. Tom ntej no, kua nplaum tau npaj (yog tias nws muaj ntau yam khoom siv) hauv raws li cov lus qhia.
4. Cov nplaum tau siv tawm sab hauv los ntawm tag nrho cov kab nrib pleb. Lub cheeb tsam yuav tsum tau kho yuav tsum yog 5 dav dav ntawm txhua sab.
5. Fiberglass yog siv rau cov kua nplaum. Cov txheej yuav tsum tau nce rau qhov uas nws yog qib nrog lub dav hlau ntawm tag nrho cov feem ntawm lub bumper (yog tias cov hniav tawm tau tsim raws li qhov cuam tshuam).

Thaum lub sab hauv qhuav, koj tuaj yeem txuas ntxiv ua haujlwm ntawm lwm qhov. Cov txheej txheem rau lub ntsej muag zoo ib yam, tsuas yog tus leeg yuav tsum tau muab coj los sib txuas ua ntej yuav tsum txhuam lub fiberglass. Ua li no, ib qho zawj yog ua raws txoj kev tawg, uas tau sau nrog cov roj thiab cov kua nplaum.

Cov theem kawg ntawm kev kho yog pib thiab pleev xim cov khoom hauv qhov xim tsis haum.

Qhov no

Kev kho cov pob tawg kom zoo yuav ua tau tom tsev. Yog tias muaj kev ua xyem xyav tias txoj haujlwm yuav ua tiav tau zoo, koj yuav tsum thov kev pabcuam ntawm ib tus neeg uas twb tau ua tus txheej txheem zoo sib xws.

Hauv cov tsheb ua lag luam, koj tuaj yeem nrhiav cov khoom siv tshwj xeeb rau kev kho cov thawv av. Nws yuav pheej yig dua los yuav ib feem tshiab.

Cov Lus Nug thiab Cov Lus Teb:

Yuav ua li cas kho qhov tawg nyob rau hauv ib tug yas bumper? Sau cov kab nrib pleb nrog kua polymer; solder nrog ib tug pas nrig; solder nrog kev tsim kho plaub hau tshuab; kua nplaum nrog fiberglass; kua nplaum nrog ob lub ntsiab lus kua nplaum.

Yuav ua li cas ua kom ib tug tawg nyob rau hauv lub bumper? Kho cov npoo ntawm qhov tawg (siv cov clamps los yog siv daim kab xev). Laum qhov kawg ntawm kev puas tsuaj (ABS yas), degrease thiab ntxuav cov npoo. Kua nplaum.

Koj xav tau dab tsi los kho lub bumper? Hwj chim soldering hlau los yog plaub hau tshuab; hlau mesh rau ntug reinforcement; primer; putty; sandpaper ntawm ntau qhov ntau thiab tsawg; xim.