Tsare-tsare don shimfida titin kwalta
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Tsare-tsare don shimfida titin kwalta
Lokacin Saki:2023-09-13
Karanta:
Raba:
1. Dole ne a tsaftace layin tushe don tabbatar da cewa saman saman tushe ya kasance mai tsabta kuma babu tarin ruwa kafin fara aikin man fetur mai lalacewa. Kafin yin shimfidar da man fetur, ya kamata a mai da hankali ga yin alama a wuraren da ke fashe na tushe (ana iya shimfiɗa ginshiƙan fiberglass don rage ɓoyayyun haɗarin faɗuwar layin kwalta a nan gaba).
2. Lokacin yada mai ta hanyar-Layer, ya kamata a mai da hankali ga shinge da sauran sassan da ke hulɗar kai tsaye tare da kwalta. Wannan ya kamata ya hana ruwa shiga cikin ƙasa kuma ya lalata ƙasa, ya sa shimfidar ta nutse.
3. Ya kamata a sarrafa kauri na slurry hatimin Layer lokacin da paving shi. Kada yayi kauri ko sirara sosai. Idan ya yi kauri sosai, zai yi wuya a karya kwalta emulsification da haifar da wasu matsaloli masu inganci.
4. Haduwar kwalta: Dole ne a samar da hadakar kwalta da ma’aikata na cikakken lokaci don sarrafa yanayin zafin jiki, hada-hadar hadawa, rabon mai-dutse, da sauransu na tashar kwalta.
Tsare-tsare don shimfida titin kwalta_2Tsare-tsare don shimfida titin kwalta_2
5. Sufurin kwalta: Dole ne a yi fentin motocin da ke ɗauke da motocin da ke ɗauke da kayan kariya ko keɓewa, sannan a rufe su da kwalta don samun nasarar aikin gyaran kwalta. A lokaci guda kuma, ya kamata a ƙidaya motocin da ake buƙata gabaɗaya bisa nisa daga tashar kwalta zuwa wurin shimfida don tabbatar da ci gaba da aikin shimfida kwalta.
6. Tafarkin kwalta: Kafin a yi shimfidar kwalta, ana so a fara dumama na’urar kafin awa 0.5-1, kuma ana iya fara shimfidar tulin kafin zafin jiki ya haura 100°C. Kuɗin da za a fara shimfidawa ya kamata ya tabbatar da aikin saitin, direban fale-falen, da shimfida. Za a iya fara aikin shimfida shingen ne kawai bayan wani mutum mai sadaukarwa don injina da allon kwamfuta da manyan motocin jigilar kayayyaki 3-5 suna cikin wurin. A lokacin aikin shimfidar wuri, ya kamata a sake cika kayan cikin lokaci don wuraren da babu aikin injiniya, kuma an haramta shi sosai don jefar da kayan.
7. Kwalta compaction: Karfe wheel rollers, taya rollers, da dai sauransu za a iya amfani da talakawa kwalta kankare. Matsakaicin zafin jiki na farko kada ya zama ƙasa da 135 ° C kuma matsi na ƙarshe ba zai zama ƙasa da 70 ° C ba. Ba za a haɗa kwalta da aka gyara tare da rollers na taya ba. Zazzabi na farko kada ya zama ƙasa da 70 ° C. Ba kasa da 150 ℃, karshe matsa lamba zafin jiki ba kasa da 90 ℃. Don wuraren da ba za a iya murkushe su da manyan nadi ba, ana iya amfani da ƙananan rollers ko tamper don haɗawa.
8. Kula da kwalta ko buɗe hanyoyin zirga-zirga:
Bayan kammala shimfidar kwalta, bisa ka'ida, ana buƙatar kulawa na tsawon sa'o'i 24 kafin a buɗe shi ga zirga-zirga. Idan da gaske ya zama dole a buɗe wa zirga-zirga a gaba, za ku iya yayyafa ruwa don kwantar da hankali, kuma ana iya buɗe zirga-zirga bayan zafin jiki ya faɗi ƙasa da 50 ° C.