Cov laj kab laj kab: nws hom, qhov zoo thiab qhov tsis zoo, kev teeb tsa lub laj kab, qhov cuam tshuam ntawm nws ntu thiab kho kom zoo nkauj. Qhov tsis zoo ntawm lub laj kab laj kab tuaj yeem hu nws tus nqi siab piv rau cov laj kab uas ua los ntawm ntoo lossis hlau, nrog rau qhov xav tau siv cov cuab yeej nqa thaum txhim kho cov khoom hnyav ntawm cov qauv no.
Kev teeb tsa lub laj kab laj kab los ntawm cov vaj huam sib luag npaj tau
Cov laj kab zoo li no muaj ntu, txhua qhov suav nrog cov ntawv txhawb nqa thiab cov vaj huam sib luag. Cov ntsiab lus no tau txuas nrog ib leeg los ntawm "thorn-groove" txoj hauv kev, rau kev siv qhov tshwj xeeb ntawm qhov chaw so thiab kab rov tav tau muab rau hauv tus qauv ntawm lub laj kab. Kev ua haujlwm ntawm kev txhim kho lub laj kab laj kab los ntawm cov vaj huam sib luag hauv tsev yuav tsum tau ua raws li hauv qab no:
- Kos daim duab qhia chaw ntawm lub laj kab ntawm qhov chaw, txuas nws cov ntsiab lus tseem ceeb rau thaj av, qhia qhov chaw rau lub rooj vag thiab lub qhov rooj nkag.
- Tshem tawm thaj chaw rau lub tsev, tshem cov ntoo tsis tsim nyog, tsob ntoo thiab tsob ntoo hemp los ntawm nws.
- Raws li lub tswv yim, txiav txim siab ib puag ncig ntawm lub laj kab ntawm qhov chaw, rauj rau hauv pegs ntawm nws cov ces kaum, ntawm qhov chaw ntawm kev txhawb nqa yav tom ntej thiab rub txoj hlua hla lawv.
- Khiav qhov hauv qab tus ncej zeb ntawm lub laj kab laj kab nrog laum. Ntawm cov av, lawv qhov tob yuav tsum yog 1.2 m. Yog cov av zoo li qub, 50-75 cm yuav txaus.
- Txhim kho cov laj kab, nruj me ntsis soj ntsuam qhov nrug nruab nrab ntawm lawv. Txwv tsis pub, nws yuav tsis tuaj yeem ua ntu ntu cov pob zeb ua ke. Kev ntsug ntawm kev txhawb nqa thaum lub sijhawm teeb tsa yuav tsum raug tswj nrog kab kab lossis qib tsev. Ua ntej txhim kho lawv, 10 cm ntawm cov xuab zeb thiab pob zeb tawg yuav tsum tau nchuav rau hauv qab ntawm lub qhov. Qhov kawg ntawm tus ncej yuav tsum tau kho nrog cov ntoo txhawb nqa.
- Ncuav cov kab noj hniav nruab nrab ntawm cov txhawb nqa thiab cov phab ntsa ntawm lub qhov nrog cov sib xyaw ua ke thiab ua tib zoo ua nws nrog lub vibrator lossis ua haujlwm nrog tus duav. Tom qab nchuav cov av nrog pob zeb ua ke, tawm ntawm tus ncej rau 2-4 hnub rau qhov sib xyaw kom haum. Nws yuav tsum tau npaj hauv qhov sib piv ntawm cov cement, pob zeb tawg thiab xuab zeb 1: 2: 3.
- Ntxig lub laj kab laj kab rau hauv qhov nqaj ntawm qhov txhawb nqa. Qhov no yuav tsum ua kom zoo. Ua ntej, koj yuav tsum tau teeb tsa kab hauv qab ntawm ib puag ncig tag nrho ib puag ncig ntawm cov qauv thiab tshuaj xyuas nws txoj kab sib dhos nrog qib tsev, thov nws mus rau txoj kev tsheb ciav hlau ntev. Yog tias tsis tau txheeb xyuas qhov ua txhaum cai, koj tuaj yeem teeb tsa qhov thib ob thiab, yog tias tsim nyog, kab thib peb ntawm cov vaj huam sib luag.
- Txhim kho lub kaus mom tiv thaiv ntawm cov laj kab laj kab.
Txhim kho lub laj kab ua vaj tse los ntawm ntu tus kheej nrum
Thaum xaiv cov vaj huam sib luag ua vaj huam sib luag lossis cov ncej rau laj kab laj kab, ntau tus tswv ntawm cov tsev ntiag tug xav kom lawv ua tau raws cov kev xav tau niaj hnub no thiab muaj qhov zoo ib yam. Txawm li cas los xij, cov khoom lag luam no nyob deb ntawm tus nqi pheej yig rau txhua tus. Muaj ib txoj hauv kev zoo tawm ntawm qhov xwm txheej no - kev siv cov pwm rau nws tus kheej -casting ntawm qhov tseem ceeb ntawm lub laj kab.
Nrog kev pab los ntawm tus qauv, koj tuaj yeem pov cov pob zeb ua cov pob zeb ua los ntawm koj txhais tes. Lawv tuaj yeem ua tau nrog ntau yam curls, qauv, thiab tseem ua raws cov ntaub ntawv ntawm lub hauv paus chiv keeb - pob zeb, ntoo, thiab lwm yam. Lub tshuab pwm rau casting yog pheej yig, yog li txhua tus tuaj yeem yuav lawv. Tus nqi rau cov khoom no tuaj yeem sib txawv hauv ib qho kev qhia lossis lwm qhov, nyob ntawm cov khoom siv ntawm tus qauv.
Cov qauv ntawm cov qauv rau ntu ntu laj kab laj kab, nyob ntawm lawv cov khoom siv:
- Polyvinyl tshuaj dawb … Cov ntawv ua los ntawm nws yog qhov pheej yig tshaj plaws thiab tuaj yeem tiv taus txog ib puas daim. Lub sijhawm ziab ntawm cov khoom hauv cov qauv zoo li ntau dua ib hnub. Yog li ntawd, txhawm rau ua haujlwm sai, koj yuav tsum tau yuav ntau lub PVC pwm los yog ua pov thawj hauv ib qho qauv, tab sis tsis pub dhau ob peb lub lis piam. Tab sis thaum ua haujlwm nrog cov qauv no, cov xim thiab cov khoom zoo nkauj tuaj yeem ntxiv rau hauv pob zeb thaum nchuav nws.
- Fiberglass … Cov pwm ua los ntawm cov khoom siv no muaj phab ntsa tuab ntawm 8-10 hli thiab cov hlau uas tus tuav tau txuas nrog, uas ua haujlwm kom yooj yim thiab tshem tawm sai sai ntawm cov khoom pov rau hauv lub pallet. Nws siv sijhawm me ntsis los tsim cov laj kab laj kab siv cov pwm no. Yog li ntawd, ntau tus qauv tsis xav tau rau kev ua haujlwm ib txwm muaj. Nyob rau tib lub sijhawm, nws yog ib qho tseem ceeb kom paub tias nws tsis yooj yim sua kom ua lub vaj huam sib luag xim hauv fiberglass, txij li kev tshem tawm ntawm cov khoom tam sim ntawd yuav tiv thaiv cov xim los ntawm qhov seem ntawm nws.
- Polyurethane … Qhob sib tov hauv cov pwm ua los ntawm cov khoom no tawv hauv 12 teev. Tus qauv tuaj yeem tiv taus txog ib puas nphoo, tab sis feem pua ntawm seem hauv cov khoom tiav tau muab rho tawm los ntawm cov yas polyurethane yog qhov siab heev. Yog li ntawd, cov qauv no tsis tshua siv.
- ABS yas … Rau cov ntawv, qhov no yog cov ntaub ntawv xav tau tshaj plaws. Nws tuaj yeem tiv taus txog 200 qhov kev pov tseg thiab tsis xav tau kev ua tshwj xeeb ua ntej txhua tus ntawm lawv. Nws yog qhov yooj yim heev kom tshem tawm cov vaj huam sib luag ua tiav los ntawm cov yas yas, txawm tias qhov tseeb tias txoj kev tshem tawm sai tsis ua haujlwm ntawm no. Lub sij hawm tawv ntawm qhov sib tov hauv daim ntawv no yog ib hnub. Hauv qhov no, cov xim thiab cov khoom zoo nkauj tuaj yeem ntxiv rau qhov muaj pes tsawg leeg.
Koj yuav xav tau lub rooj vibrating loj los pov rau ntu laj kab. Nrog nws txoj kev pab, koj tuaj yeem tshem tawm huab cua tau yooj yim los ntawm kev sib xyaw ua haujlwm thiab faib nws tusyees hla cov pwm. Yog tias tsis muaj lub rooj zoo li no, koj tuaj yeem sim ua cov kua ua kua los ntawm txhais tes.
Yog hais tias casting thiab tshem tawm sai ntawm cov lej tseem ceeb tau npaj tseg, nws raug nquahu kom siv cov khoom sib xyaw ua ke los npaj ua vaj tse. Ntxiv rau nws, koj yuav xav tau cov cement, ntxiv dag zog, pob zeb tawg, xuab zeb, yas yas thiab ua kom nrawm dua ntawm qhov sib xyaw.
Txhawm rau kom tau txais cov vaj huam sib luag tiav, koj yuav tsum ua raws tsib qib:
- Nqa pwm rau casting thiab txheej txheem nws los ntawm sab hauv nrog cov ntawv tshwj xeeb uas tiv thaiv kom tsis txhob nplaum ntawm cov pob zeb thiab cov phab ntsa ntawm tus qauv.
- Npaj ua haujlwm sib xyaw ntawm cov xuab zeb, Portland MAAs M500, pob zeb tawg nrog ib feem ntawm 5 hli, cov yas ntxiv, ua kom nrawm dua thiab dej. Cov xuab zeb, cov cement thiab cov pob zeb tawg tau muab coj los sib piv ntawm 3: 1: 3, cov tshuaj ntxiv - raws li cov lus qhia ntawm lawv cov tuam ntxhab.
- Teem qhov cuab lub zog d = 4-8 hli nyob ib puag ncig ntawm daim ntawv, thiab tom qab ntawd ncuav pob zeb.
- Hloov ntawm lub rooj vibrating lub cev thiab pib ua kom sib tov sib xyaw hauv daim ntawv nchuav.
- Tawm ntawm cov khoom kom qhuav rau lub sijhawm xav tau, muab tias ib hnub yog lub sijhawm teem rau kev ua vaj tse ntawm t tsis qis dua 5 degrees. Cov khoom tau npaj rau kev teeb tsa lossis thauj mus los tsuas yog tom qab 14 hnub.
Cov laj kab txhawb nqa kuj tseem tuaj yeem ua siv txhaj tshuaj. Hauv qhov no, kev txhawb nqa tau muab tso rau hauv nruab nrab ntawm cov khoom.
Raws li kev tsim kho nws tus kheej, kev teeb tsa lub laj kab laj kab los ntawm cov khoom siv tus kheej tsis txawv ntawm cov thev naus laus zis tau piav qhia saum toj no.
Hniav tsim ntawm laj kab laj kab
Yog tias qhov pom ntawm lub laj kab grey zoo li tho txawv, ntau qhov kev xav tsim tau tuaj yeem pom ntawm nws qhov chaw - cov khoom siv thoob ntiaj teb ntawm cov cement txheej tso cai rau koj ua qhov no. Tom qab tag nrho, nws tsis tas yuav tsum ua kom lub laj kab tsuas yog ua haujlwm tiv thaiv. Muaj ntau qhov piv txwv thaum cov txheej txheem no dhau los ua kev kos duab.
Yog tias cov vaj huam sib luag tau yuav los yog muab pov rau ntawm koj txhais tes twb muaj qhov nyem thiab cov qauv, koj tsuas yog yuav tsum tau saib xyuas lawv txheej - xim, qhov tsim nyog, ntxuav, thiab lwm yam. yuav tsum tau siv.
Nws nyob ntawm koj los txiav txim siab seb lub laj kab yuav nruj lossis ci xim. Nws cov khoom dai tuaj yeem tsim cov ntsiab lus thiab pleev xim, pleev xim rau pob zeb lossis pob zeb, cov kab hlau rhuav uas ua raws li cov khoom siv ntuj, kos duab lossis kos duab nthuav tawm, cov duab ntawm cov cim tas luav, nce cov nroj tsuag muaj sia - paj, paj ntoo, thiab lwm yam.
Txoj kev nrov tshaj plaws los txhim kho lub laj kab laj kab yog, tau kawg, pleev xim. Ntxiv mus, cov xim pleev xim, ntxiv rau kev zoo nkauj, kuj muaj kev tiv thaiv kev tiv thaiv, tiv thaiv kev puas tsuaj ntawm cov pob zeb maj mam los ntawm kev ua nag lossis daus, cua thiab qhov kub tshaj.
Ntau cov xim yog qhov zoo rau kev ua vaj tse. Piv txwv li cov kua nplaum acrylic, suav tias yog qhov zoo tshaj plaws vim tias nws yog hygroscopic thiab ruaj khov hauv nws daim ntawv qub. Roj hmab raws cov xim yog yoog raws thiab yog li ntawd zoo tagnrho rau siv sab nraum zoov. Latex sib txuas tau ntxim nyiam rau lawv tus nqi, txawm hais tias tsis ruaj khov. Coob leej neeg xaiv cov xim pleev xim rau lub laj kab laj kab. Cov xim pleev xim rau nws zoo li zoo nkauj thiab cuam tshuam nrog ntuj pob zeb.
Txhawm rau pleev xim rau lub laj kab laj kab, koj yuav tsum ua ntu zus mus dhau ob peb theem:
- Ntxuav cov pob zeb saum npoo av … Yog tias nws yog qub, cov txheej txheem no tseem ceeb heev. Cov phaj thiab cov laj kab yuav tsum xub muab txhuam nrog txhuam los siv xab npum. Tom qab ntawd yaug ntu ntu ntawm tus qauv nrog lub qhov dej nrog dej kom ntau, thiab tom qab ntawd kho qhov chaw uas pom cov pwm nrog cov tshuaj tua kab mob.
- Padding … Nws lub hom phiaj yog txhawm rau ua kom lub qhov hws ntawm cov pob zeb ua kom huv thiab tshem cov hmoov av los ntawm nws. Cov primer thov rau lub laj kab yuav tsum haum rau cov xim hauv cov tshuaj muaj pes tsawg leeg. Cov tshuaj yuav tsum tau thov ob zaug, tso sijhawm rau txhua txheej kom qhuav. Feem ntau nws tau qhia los ntawm cov chaw tsim khoom ntawm lub ntim nrog cov khoom.
- Xim … Nws raug nquahu kom siv thawj txheej ntawm kev sib xyaw nrog cov menyuam, uas muaj peev xwm xa cov xim rau txhua qhov pore ntawm cov pob zeb ua ke, tsim lub hauv paus rau kev tiv thaiv kev nyab xeeb ntawm lub laj kab. Lub tsho xim thib ob tuaj yeem txau rau. Qhov no feem ntau ua tiav rau hnub tom ntej. Siv cov txha hniav laus npaj tau, nws yooj yim heev los tsim cov nyhuv ntawm cov masonry thiab txawm tias cov duab ntau npaum li cas ntawm lub laj kab ua vaj.
Yuav ua li cas ua ib lub laj kab laj kab - saib cov vis dis aus:
[xov xwm = https://www.youtube.com/watch? v = tEkMkrf0RNA] Rau kev teeb tsa lub laj kab laj kab, sib nrug ntawm cov duav, lub vaj laum thiab ntsuas ntsuas, tsis muaj dab tsi xav tau. Cov txheej txheem no, txawm tias tsis muaj kev koom tes ntawm kev nqa cov cuab yeej, tuaj yeem ua los ntawm pab pawg ntawm 2-3 tus neeg. Qhov tshwm sim ntawm kev ua haujlwm tau zoo yuav yog ib qho laj kab txhim khu kev qha thiab pheej yig uas yuav txaus siab rau koj nrog nws cov tsos rau lub sijhawm ntev.
