Ka'idar aiki na injin gyare-gyaren allura yayi kama da na sirinji don allura.Hanya ce ta allurar robobi na narkakkar da filastik (watau magudanar ruwa) cikin rufaffiyar ƙulla ƙura tare da taimakon bugun dunƙule (ko plunger), da samun samfurin bayan an gyara da siffata.
Yin gyare-gyaren allura tsari ne na sake zagayowar, kowane zagayowar ya ƙunshi: abinci mai ƙididdigewa - narkewa da filastik - allurar matsa lamba - ciko mold da sanyaya - buɗewar mold da ɗaukar sassa.Bayan fitar da ɓangaren filastik, sake rufe ƙirar don sake zagayowar gaba.
Abubuwan aiki na injin gyare-gyaren allura: kayan aikin injin injin allura sun haɗa da aikin madannai mai sarrafawa, tsarin sarrafa wutar lantarki da tsarin tsarin injin ruwa.Zaɓi aikin aikin allura, aikin ciyarwa, matsa lamba na allura, saurin allura da nau'in fitarwa, saka idanu zafin jiki na kowane sashe na ganga, kuma daidaita matsa lamba na allura da matsa lamba na baya.
Tsarin gyare-gyaren na'ura mai gyare-gyare na dunƙule na yau da kullum shine: na farko, ƙara granular ko filastik foda a cikin ganga, sa'an nan kuma sanya robobin narke ta hanyar jujjuyawar dunƙule da dumama bangon bangon ganga, sa'an nan na'urar ta rufe mold ɗin. sannan ya matsar kujerar allura gaba don sanya bututun ya kusa kusa da gate na mold, sa'an nan kuma allura mai mai matsa lamba a cikin silinda na allura don tura dunƙule gaba, Don haka, narkakkar kayan ana allura a cikin rufaffiyar mold tare da ƙananan zafin jiki mai girma. matsa lamba da sauri sauri.Bayan wani lokaci da tabbatar da matsa lamba (wanda kuma aka sani da riƙewar matsa lamba) da sanyaya, za'a iya buɗe samfurin kuma za'a iya fitar da samfurin (maƙasudin riƙewar matsa lamba shine don hana juzu'in narkakkar kayan a cikin kogin mold, kari. kayan zuwa ramin ƙira, da kuma tabbatar da cewa samfurin yana da ƙayyadaddun yawa da haƙuri mai girma).Abubuwan da ake buƙata na gyaran allura sune filastik, allura da gyare-gyare.Plasticization shine jigo don ganewa da tabbatar da ingancin samfuran da aka ƙera.Domin biyan buƙatun gyare-gyare, dole ne allura ta tabbatar da isasshen matsa lamba da sauri.A lokaci guda kuma, saboda matsanancin matsa lamba na allura, ana haifar da matsa lamba mai yawa a cikin kogin mold (matsakaicin matsa lamba a cikin kogin mold shine gabaɗaya tsakanin 20 ~ 45MPa), don haka dole ne a sami isasshen ƙarfi mai ƙarfi.Ana iya ganin cewa na'urar allura da na'urar matsawa sune mahimman abubuwan da ke cikin injin gyare-gyaren allura.
Lokacin aikawa: Dec-20-2021