Cov neeg feem coob xav tias nws tsis muaj teeb meem rau pov tseg cov khoom yas tawg dua li nws yog sim kho lawv. Tab sis yas yog yooj yim los ua haujlwm nrog dua li qhov koj yuav paub. Tus yuam sij rau kev kho qhov pom tsis tau yog thawj zaug ua kom cov yas khov khov ua kua ua kom nws tuaj yeem sib xyaw nrog qhov ua kom zoo li qub thiab tsim kom muaj kev sib raug zoo. Yog tias cov yas yas txheem tsis txaus los ua qhov dag, sim siv cov hlau txuas kom yaj cov npoo ntawm cov yas tawg. Cov tshuaj hnyav hnyav xws li acetone tuaj yeem txawm yaj qee yam yas tag nrho, tso cai rau koj pleev xim rau ntawm qhov puas qhov twg los tau.
Cov kauj ruam
Txoj Kev 1 ntawm 3: Kho Cov Khoom Me Me nrog Cov Nplaum
Kauj Ruam 1. Yuav ib lub raj yas yas uas muaj zog heev
Yog tias koj tab tom sim kho lub ntug ntais los yog rov txuas ib feem ntawm cov khoom loj dua, cov nplaum muaj zog yuav yog txhua yam koj xav tau. Cov yas yas tshwj xeeb tau tsim los tsim kev sib txuas ntawm cov yas yas ntawm qib molecular. Nrhiav ib yam khoom uas tsim los siv nrog hom yas uas koj tab tom kho.
- Feem ntau cov txheej txheem super super kuj tseem tuaj yeem siv rau cov yas nrog cov txiaj ntsig zoo.
- Koj yuav pom kev xaiv dav ntawm cov yas lo, cov kua nplaum zoo, thiab cov khoom siv zoo sib xws ntawm koj lub khw muag khoom kho vajtse lossis chaw txhim kho tsev.
- Nco ntsoov khaws cov kua nplaum txaus los daws koj txoj haujlwm yam tsis tas yuav tawm mus.
Kauj Ruam 2. Tshaj tawm cov kua nplaum hla cov npoo ntawm qhov tawg
Txhawm rau kom muaj kev ruaj ntseg tuav, dab nplaum rau txhua qhov chaw uas nws yuav txuas nrog cov khoom loj. Tuav lub raj tso rau hauv koj txhais tes tseem ceeb thiab nyem maj mam tso cov kua nplaum me ntsis ib zaug. Txoj kev ntawd, koj yuav tsis tas yuav txhawj xeeb txog kev siv ntau dhau lossis ua rau tsis txaus ntseeg ntawm koj thaj chaw ua haujlwm.
Hnav cov hnab looj tes roj hmab thaum ua haujlwm nrog cov nplaum yas los tiv thaiv cov nplaum los ntawm koj cov tawv nqaij
Kauj Ruam 3. Nias daim yas rau hauv qhov chaw
Ua kab ntawm cov npoo ua tib zoo-yas cov nplaum qhuav sai, yog li koj tsuas tuaj yeem txhaj ib zaug xwb. Thaum cov khoom nyob hauv txoj hauj lwm, siv qhov siab tas li rau 30 vib nas this rau ib feeb. Qhov no yuav tiv thaiv nws los ntawm kev plam thaum cov kua nplaum pib teeb.
- Nws tuaj yeem pab kaw kab ntawv uas tawg los yog teeb tsa qhov hnyav uas nyob saum nws kom nws khov kho.
- C-clamp tuaj yeem ua ke rau tuav ua ke cov khoom sib txawv.
Kauj Ruam 4. Tso cov kua nplaum los kho
Hom sib txawv ntawm cov kua nplaum muaj lub sijhawm ziab sib txawv. Raws li txoj cai dav dav, txawm li cas los xij, koj yuav xav tau tos tsawg kawg 1-2 teev ua ntej yuav kho cov khoom kho tshiab. Txwv tsis pub, muaj txoj hauv kev uas qhov tawg tawg yuav los xoob thiab koj yuav rov qab qhov uas koj pib.
- Qee hom kua nplaum yuav siv sijhawm ntev txog 24 teev los kho kom zoo.
- Ua raws li cov lus qhia kom qhuav uas tau hais tseg ntawm cov khoom ntim khoom kom pom cov lus qhia kom qhuav ntxiv uas cov chaw tsim khoom pom zoo.
Txoj Kev 2 ntawm 3: Fusing Plastics nrog Hlau Soldering
Kauj Ruam 1. Kaw cov khoom tawg rov qab rau hauv qhov chaw
Pib los ntawm kev rov txuas cov chaw sib cais thiab muab lawv txuas nrog cov yas nplaum uas muaj zog. Koj yuav tsum muaj ob txhais tes dawb los ua haujlwm ruaj ntseg cov cuab yeej koj yuav siv los kaw qhov kev puas tsuaj.
- Siv cov kua nplaum txaus los tuav cov khoom ua ke. Nws tuaj yeem ua rau cua sov los ntawm cov hlau txuas los ua haujlwm nrog qee yam ntawm cov nplaum thiab ua rau muaj xim daj.
- Thaum koj tab tom cuam tshuam nrog kev tawg, sib cais, lossis ntxuav kom huv, yaj cov yas tuaj yeem yog tib txoj hauv kev rov los koom nrog nws.
Kauj Ruam 2. Ua kom sov koj cov hlau txuas
Hloov ntawm cov hlau txuas thiab teeb nws mus rau qhov ntsuas kub qis tshaj. Koj tuaj yeem pib npaj koj lwm cov khoom npaj thaum lub caij cua sov ua kom sov cov hlau. Cov txheej txheem no yuav siv ob peb feeb.
- Tsis txhob teeb koj cov hlau txuas siab dua li 400-500 ° F (204-260 ° C). Fusing cov yas tsis xav tau cua sov ntau npaum li fusing hlau.
- Ua ntej koj pib, ntxuav lub taub hau hlau nrog daim txhuam cev ntub kom tshem tawm cov seem ntawm cov haujlwm yav dhau los.
Kauj Ruam 3. Siv cov hlau txuas kom yaj cov ntug ntawm cov yas
Rov qhov taub ntawm cov hlau maj mam hla qhov sib koom tes uas ob sab sib txuas. Cov cua sov ua kom sov yuav ua rau cov yas mos mos nyob rau ob sab tam sim ntawd, uas tom qab ntawd sib koom ua ke thiab rov ua dua. Qhov tshwm sim yog kev sib txuas uas ruaj khov dua li kua nplaum.
- Thaum twg ua tau, muab cov khoom sib dhos tso ua ke nrog sab nraub qaum kom lub hauv pliaj ua kom pom tau tsawg dua ntawm sab xub ntiag.
- Rau koj tus kheej kev nyab xeeb, ib txwm tsis tiv thaiv lub tsom iav thaum ua haujlwm hlau txuas. Nws kuj yog lub tswv yim zoo los hnav lub tshuab ua pa lossis lub ntsej muag ua pa thiab ua haujlwm hauv thaj chaw muaj cua nkag tau zoo kom tsis txhob nqus cov pa phem los ntawm cov yas.
Kauj Ruam 4. Patch qhov loj nrog seem yas
Yog tias muaj tag nrho ntu uas ploj lawm ntawm cov khoom koj tab tom sim kho, saib yog tias koj tuaj yeem khawb qhov hloov pauv nrog cov xim zoo sib xws, kev ntxhib los mos, thiab tuab. Koj yuav fuse lub thaj tib txoj hauv kev uas koj yuav ua tau ib txwm tawg-khiav qhov kawg ntawm cov hlau txuas raws ntug ntawm daim tshiab kom txog thaum nws yaj mus rau qhov loj dua.
Qhov zoo tshaj, cov khoom seem yuav tsum yog hom yas ib yam li cov khoom seem. Txawm li cas los xij, koj yuav tsum muaj peev xwm fuse cov yas tsis sib xws ua tiav hauv feem ntau
Kauj Ruam 5. Xuab zeb lub hauv paus ua kom sib xyaw nws
Mus hla ntawm ntug qhov uas ob daim txuas nrog lub xwmfab ntawm cov xuab zeb uas muaj cov xuab zeb (ib puag ncig 120-grit) kom txog thaum pom qhov tsis zoo tshaj plaws tau ploj mus. Thaum koj ua tiav, so cov khoom nrog daim ntaub ntub kom tshem tawm cov hmoov av uas tsim los ntawm kev xuab zeb.
Rau qhov ua kom du dua, siv cov ntawv txhuam yooj yim kom tshem tawm qhov tsis sib xws loj xws li pob thiab roob, tom qab ntawd hloov mus rau ntau yam nplua-nplua (300-pob zeb lossis siab dua) kom tawm sab nraud
Txoj Kev 3 ntawm 3: Hnyav Welding Plastics nrog Acetone
Kauj Ruam 1. Sau lub khob iav nrog acetone
Teem tawm lub khob haus dej, lub khob, lossis lub tais tob nrog lub qhov qhib loj thiab hliv rau hauv 3-4 nti (7.6-10.2 cm) ntawm cov ntshiab acetone. Lub ntim yuav tsum tau ua kom txaus txaus kom nqus tau ntau daim yas. Xaiv lub thawv uas koj tsis mloog ua kev puas tsuaj yog tias koj muaj teeb meem tshem tawm txhua qhov kawg ntawm cov yas thaum koj txoj haujlwm tiav.
- Nws yog ib qho tseem ceeb heev uas lub thawv twg los xij koj siv tau ua los ntawm cov khoom siv zoo li iav lossis ceramic. Koj xav kom nws yaj cov yas uas koj yuav siv rau, tsis yog lub khob uas tuav nws.
- Acetone yog cov kua ua rau muaj kev phom sij, nws ua rau cov pa muaj zog, yog li nco ntsoov ua haujlwm qee qhov nrog cov cua nkag tau zoo.
Kauj Ruam 2. Muab ob peb daim yas seem tso rau hauv acetone
Sib tov daim nrog tus pas txhuam hniav kom pab lawv tseb. Qhov yuav tsum tau muab tso rau hauv qab ntawm lub khob. Yog tias tsim nyog, ntxiv lwm qhov txaws ntawm acetone los npog saum cov khoom nrog qhov ntev tsis xwm yeem.
- Txog rau kev saib xyuas ntuj zoo dua, sim nrhiav cov yas hauv xim tib yam li cov khoom koj tab tom kho.
- Tsis txhob kov cov acetone. Nws tuaj yeem ua rau khaus me ntsis yog tias nws cuam tshuam nrog koj cov tawv nqaij.
Kauj Ruam 3. Tso cov yas kom yaj ib hmos
Raws li nws so hauv acetone, nws yuav maj mam tawg mus ua cov tuab, goopy slurry. Lub sijhawm pes tsawg lub sijhawm no yuav txawv nyob ntawm seb hom yas uas koj ua haujlwm nrog thiab ntau npaum li cas koj tab tom yaj. Ua si nws nyab xeeb thiab cia nws zaum tsawg kawg 8-12 teev.
- Txiav lossis tsoo cov yas ua tej daim me me tuaj yeem pab ua kom nrawm dua. Qhov ntau qhov chaw nws muaj, qhov acetone yuav ua rau nws sai dua.
- Cov slurry yuav tsum muaj qhov sib luag, creamy sib xws thiab tsis muaj cov pob los yog cov pob ua ntej koj sim siv nws los txuas lwm daim ua ke.
Kauj Ruam 4. Thaum cov yas hnyav dua tau yaj tag, nws yuav cais tawm ntawm cov acetone thiab tog rau hauv qab ntawm lub khob
Tsis txhob muab cov acetone ntau dhau tso rau hauv lub dab dej lossis lub tais tso quav, nws yuav tsum raug coj mus rau qhov chaw pov tseg tshuaj lom neeg. Muab cov acetone ntau dhau tso rau hauv lub khob iav nrog lub hau kaw nruj nreem thiab muab pov tseg ntawm qhov chaw pom zoo pov tseg tshuaj lom neeg. Tso cov kua rau hauv lub khob iav kom tsuas yog cov yas slurry tseem nyob. Koj yuav siv qhov no los ua tus muab tub lim los kho koj cov kev kho.
Nws tsis ua li cas yog tias muaj cov seem acetone nyob hauv lub ntim. Nws yuav sai sai ntawm nws tus kheej
Kauj Ruam 5. Txhuam cov slurry rau hauv qhov chaw puas
Dip tus txhuam me me los yog paj rwb swab rau hauv cov yas liquefied thiab muab nws tso rau hauv qhov chaw nruab nrab ntawm ob daim uas tawg. Sim ua haujlwm kom tob tob rau hauv qhov sib koom ua ke. Txuas ntxiv mus thiab txhuam kom txog thaum koj tau ntim rau txhua qhov tawg thiab qhov khoob.
- Yog tias ua tau, siv cov slurry mus rau tom qab lossis hauv qab ntawm daim kom nws thiaj li tsis pom zoo li.
- Siv cov yas ntau npaum li koj xav tau kom ua tiav qhov chaw puas (koj yuav zaum kawg nrog me ntsis ntxiv lawm).
Kauj Ruam 6. Muab lub sij hawm yas ua kom tawv
Tsis pub dhau feeb, qhov kawg ntawm cov acetone yuav ua pa tawm thiab cov slurry yuav tsim cov tshuaj lom nrog cov yas ib puag ncig. Tsis txhob cuam tshuam qhov sib txuas ua ke hauv lub sijhawm no. Thaum cov yas tshiab tau muaj sijhawm los khov kho, cov khoom yuav luag zoo ib yam li cov tshiab.
Qhov sib koom ua ke tshiab yuav txog li 95% muaj zog npaum li cov yas qub
Lub tswv yim
- Ua ntej koj nqis peev sijhawm thiab siv zog rau hauv kev kho nyuaj, txiav txim siab seb nws puas tsim nyog. Cov khoom yas uas pheej yig yuav raug hloov pauv yam tsis tas yuav tsum tau siv ntau cov gluing lossis vuam.
- Thaum twg ua tau, siv cov muab tub lim thiab thaj ua rau thaj ntawm cov yas ib yam li cov khoom uas koj tab tom kho.
- Cov yas yas txuas yog qhov zoo ntawm cov khoom seem rau ntau txoj haujlwm koom nrog. Lawv txawm tias muaj ntau yam xim sib txawv, uas tuaj yeem muaj txiaj ntsig zoo rau kev nrhiav kev sib tw ze dua.
Lus ceeb toom
- Tsis txhob haus luam yeeb ib puag ncig acetone, lossis tuav nws ze rau qhov nplaim taws qhib. Ob qho kua thiab nws cov pa taws kub hnyiab heev.
- Ib txwm ua raws li kev tiv thaiv kev nyab xeeb kom raug thaum siv cov hlau txuas. Yog tias koj tsis paub yuav siv lub cuab yeej li cas, nug ib tus neeg uas muaj kev paub los qiv koj txhais tes.
