Filastik gyare-gyaren kayan aiki ne wanda ya dace da injunan gyare-gyaren filastik a cikin masana'antar sarrafa filastik don ba da samfuran filastik cikakken tsari da daidaitaccen girman. Dangane da hanyoyin gyare-gyaren daban-daban, ana iya raba shi zuwa nau'i-nau'i daban-daban.
1. High-fadada polystyrene gyare-gyaren mutu
Wani nau'i ne na gyaggyarawa wanda ke amfani da polystyrene mai faɗaɗa (kayan kwalliya wanda ya haɗa da polystyrene da wakili na kumfa) don samar da kayan tattara kumfa na nau'ikan da ake so.
Ka'idar ita ce cewa za a iya siyar da polystyrene polystyrene za'a iya steamed a cikin ƙirar, gami da sau biyu na kayan masarufi, waɗanda aka yi amfani da su don samar da samfuran shirya kayan aiki don samfuran masana'antu. Abubuwan da ake yin irin waɗannan gyare-gyare an yi su ne da aluminum, bakin karfe, tagulla, da dai sauransu.
2. Matsi mold
Ciki har da gyare-gyaren matsawa da gyare-gyaren allura iri biyu na tsari. Wani nau'i ne na gyaggyarawa da aka fi amfani da su don ƙera robobi na thermosetting, kuma makamancinsu na'urar gyare-gyaren latsa ne.
Hanyar gyare-gyaren gyare-gyare bisa ga halaye na filastik, ƙirar ta kasance mai tsanani zuwa zafin jiki na gyare-gyare (gaba ɗaya 103 ° 108 °), sa'an nan kuma an sanya foda mai auna ma'auni a cikin mold da ɗakin abinci, an rufe mold, kuma filastik yana zafi a ƙarƙashin zafi mai zafi da matsa lamba. Tausasa kwararar danko, ƙarfafa da siffa bayan wani ɗan lokaci, kuma ya zama sifar samfur ɗin da ake so.
Bambanci tsakanin gyare-gyaren allura da gyare-gyaren matsawa shine cewa babu wani ɗakin ciyarwa daban. Ana rufe ƙirar kafin yin gyare-gyare, kuma robobin yana preheated a cikin ɗakin ciyarwa kuma ya zama yanayin kwarara mai danko. A ƙarƙashin aikin matsa lamba, an daidaita shi kuma an matse shi a cikin kogon ƙirar don taurare kuma ya samar.
A matsawa mold ne yafi hada da rami, ciyar rami, shiryarwa inji, ejecting sassa, dumama tsarin, da dai sauransu allura molds suna yadu amfani a marufi lantarki aka gyara. Kayayyakin da ake amfani da su wajen kera gyare-gyaren matsawa iri ɗaya ne da na allura.
3. Tsarin allura
Shi ne yafi gyare-gyaren gyare-gyare da aka fi amfani da shi wajen samar da thermoplastic sassa. Kayan aikin da ke daidai da ƙirar allura na'urar gyare-gyaren allura ce. Ana fara dumama robobin a narkar da shi a cikin ganga mai dumama da ke ƙasan injin ɗin da ake yin allura. Ƙarƙashin turawa, yana shiga cikin rami ta hanyar bututun injin allura da tsarin zub da gyaggyarawa, kuma ana sanyaya robobin kuma ya taurare ya zama, kuma ana samun samfurin ta hanyar rushewa.
Tsarinsa yawanci yana kunshe da sassa masu tasowa, tsarin zubarwa, sassan jagora, tsarin turawa, tsarin tsarin zafin jiki, tsarin shaye-shaye, sassan tallafi da sauran sassa, kuma an yi shi da ƙarfe na filastik filastik. Tsarin gyare-gyaren allura yawanci ya dace kawai don samar da samfuran thermoplastic. Kayayyakin filastik da aka samar ta hanyar gyaran allura suna da faɗi sosai. Daga abubuwan bukatu na yau da kullun zuwa hadaddun na'urorin lantarki daban-daban da sassan mota, duk an yi su ne da nau'ikan allura. Ɗaya daga cikin hanyoyin sarrafawa da aka fi amfani da shi wajen samar da samfuran filastik.
4. Busa m
Samfuran da ake amfani da su don samar da kayan kwalliyar kwandon filastik (kamar kwalabe na abin sha, samfuran sinadarai na yau da kullun da sauran kwantena na marufi). Siffar busa gyare-gyaren ya ƙunshi gyare-gyaren extrusion da gyare-gyaren allura bisa ga ƙa'idar aiki. A ka'idar yafi hada da extrusion busa gyare-gyaren, allura duka gyare-gyaren, allura tsawo busa gyare-gyaren (wanda aka fi sani da allura stretch busa), Multi-Layer duka gyare-gyaren, sheet busa gyare-gyaren, da dai sauransu The kayan aiki m zuwa busa gyare-gyare na m kayayyakin yawanci ake kira filastik. busa gyare-gyaren inji, kuma busa gyare-gyaren ya dace kawai don samar da samfurori na thermoplastic. Tsarin nau'in busa yana da sauƙi, kuma kayan da ake amfani da su galibi an yi su ne da carbon.
5. Extrusion mutu
Wani nau'in ƙirar da ake amfani da shi don samar da samfuran filastik masu siffa mai ci gaba, wanda kuma aka sani da shugaban gyare-gyaren extrusion, ana amfani da shi sosai a cikin sarrafa bututu, sanduna, monofilaments, faranti, fina-finai, waya da cladding na USB, kayan profiled, da sauransu.
Kayan aikin samarwa masu dacewa shine mai fitar da filastik. Ka'idar ita ce, robobi mai ƙarfi yana narkar da shi kuma an yi shi da filastik a ƙarƙashin yanayin dumama da jujjuyawar juzu'i na extruder, kuma an sanya shi cikin ɓangaren giciye ɗaya kamar siffar mutu ta hanyar mutuwa ta takamaiman sifa. Ci gaba da samfuran filastik. Kayayyakin masana'anta sun hada da karfen tsarin carbon, kayan aikin gami, da sauransu, kuma wasu mutuwar extrusion kuma an sanya su da kayan da ba za su iya jurewa ba kamar lu'u-lu'u akan sassan da ke buƙatar juriya.
Tsarin extrusion yawanci ya dace ne kawai don samar da samfuran thermoplastic, wanda ya bambanta sosai da ƙirar allura da gyare-gyaren matsawa a cikin tsari.
6. Kumburi
Samfurin da ke amfani da faranti na filastik da zanen gado azaman kayan albarkatun kasa don samar da wasu samfuran filastik mafi sauƙi. A wajen tausasawa, sai ya zama naƙasasshe kuma a manne shi a cikin rami na ƙura don samun samfurin da ake so, wanda aka fi amfani da shi wajen samar da wasu kayan masarufi na yau da kullun, abinci da kayan tattara kayan wasan yara.
Lokacin aikawa: Fabrairu-12-2022