Tare da haɓaka masana'antar sufurin bututun bututun bututun bututun bututun bututun bututun yana ƙaruwa sosai, kuma aikace-aikacen bututun filastik mai girman diamita yana ƙaruwa sosai.Bincike da haɓaka bututun filastik mai girman diamita tare da ƙarfin samarwa, ingancin haske, juriya mai tasiri da juriya na lalata shine ɗayan manyan hanyoyin haɓaka bututun sufuri a nan gaba.
Tare da haɓaka masana'antar sufurin bututun bututun bututun bututun bututun bututun bututun yana ƙaruwa sosai, kuma aikace-aikacen bututun filastik mai girman diamita yana ƙaruwa sosai.Bincike da haɓaka manyan diamitabututun filastiktare da babban ƙarfin samarwa, ingancin haske, juriya mai tasiri da juriya na lalata shine ɗayan manyan hanyoyin haɓaka bututun sufuri a nan gaba.
A cikin wannan takarda, an taƙaita hanyar samar da babban diamita na bututun filastik, matsayin bincikensa, matsalolin da ake da su da kuma yanayin ci gaba.A cikin ra'ayi na gargajiya Hanyar babban diamita filastik bututu kafa matsala, wannan takarda ba da shawara a hade tare da karuwa da kayan masana'antu fasahar na gargajiya gyare-gyare da kuma extrusion gyare-gyaren fasaha na manyan diamita filastik bututu kafa sabon fasaha, da polymer narke allura tari kafa, wato. rawar filastik narke extrusion inji matsa lamba, jet cike da mirgina bututu da kiyaye-kashe na'urar, toshe kafa ta constraints na sarari, sa'an nan mirgina na'urar da kuma ci gaba dunƙule tari karkashin mataki na tarakta gyare-gyaren line.
Bayan haka, bisa ga ka'idar allurar narkewar polymer da fasahar tarawa, an ƙera babban diamita na narke bututun filastik da kayan tarawa.Kayan aiki sun ƙunshi extruder, na'urar kafa bututu, tarakta, tsarin sarrafawa da sauransu.Idan aka kwatanta da na gargajiya bututu gyare-gyaren kayan aiki, da kayan aiki ba kawai ba bukatar extrusion mutu shugaban, winding mandrel, mold, kuma iya m bututu gyare-gyare, iya Ø gyare-gyaren diamita 749 ~ Ø 948 mm, 30 ~ 50 mm filastik bututu bango kauri.
Babban tsarin sigogi na tsarin gyare-gyaren ana bincikar su, ciki har da zafin jiki na gyare-gyare, saurin dunƙule, saurin juzu'i, saurin juyawa da farar, da dai sauransu. ana buƙatar gwaji.
Bisa ga ka'idar tsarin gyare-gyare na kafa tsarin lissafi da samfurin lissafi, ta yin amfani da software na POLYFLOW don aiwatar da simintin lambobi, yana nazarin rarrabawar saurin narkewa, rarraba zafin jiki, kwararar gida, kamar doka, haɗe tare da saurin juzu'i, saurin juyawa, sanyaya don kammala ƙirar ƙira, sigogin aiwatar da gyare-gyaren allura kamar zafin jiki, ƙididdigar kwaikwaiyo, sakamakon gwaje-gwaje tare da mahimmancin jagora.
A ƙarshe, bisa ga lambobi sigogi da lambobi kwaikwaiyo bincike na ƙarshe, babban diamita filastik bututu narke allura tari kafa gwaje-gwaje, ciki har da a kan bututu kafa zobe stiffness, tensile Properties da tasiri Properties da inji Properties gwajin, bambanta Ana dubawa calorimetry sakamakon bincike, bincike. na ja gudun, juyawa gudun, kammala zane zafin jiki, sanyaya SPRAY forming zafin jiki da sauran tsari sigogi a kan gyare-gyaren bututu inji Properties, da tasiri na inganci na lambobi kwaikwaiyo analysis.
Bugu da kari, da inji Properties da gyare-gyaren bututu ta inji Properties idan aka kwatanta da extrusion gyare-gyaren bututu masu girma dabam, sakamakon nuna cewa ta hanyar tsari forming manyan diamita, inji Properties na filastik bututu ne mafi alhẽri daga na extrusion gyare-gyaren, musamman tasiri yi. , Daga cikin su, da axial tasiri ƙarfi ne 1.6 sau na extrusion gyare-gyaren bututu da kuma kewaye tasiri ƙarfi ne 2.2 sau na extrusion gyare-gyaren bututu.
Lokacin aikawa: Yuli-17-2020