Dangane da kaddarorin da ke tattare da robobi, tsari ne mai rikitarwa da nauyi don sanya su cikin samfuran filastik tare da takamaiman tsari da ƙimar amfani.A cikin samar da masana'antu na samfuran filastik, tsarin samar da samfuran filastik galibi ya ƙunshi matakai guda huɗu masu ci gaba: ƙirar filastik, sarrafa injin, ado da taro.
A cikin waɗannan matakai guda huɗu, gyare-gyaren filastik shine mabuɗin sarrafa filastik.Hanyoyin gyare-gyaren nau'ikan nau'ikan nau'ikan 30, galibi nau'ikan filastik daban-daban (foda, barbashi, bayani ko watsawa) zuwa siffar samfur ko billet ɗin da ake so.Hanyar gyare-gyare ya dogara ne akan nau'in filastik (thermoplastic ko thermosetting), nau'in farko, da siffar da girman samfurin.Filastik sarrafa thermoplastics da aka saba amfani da hanyoyin su ne extrusion, allura gyare-gyare, calendering, busa gyare-gyare da zafi gyare-gyare, roba sarrafa thermosetting robobi kullum amfani da gyare-gyare, canja wurin gyare-gyare, amma kuma allura gyare-gyare.Laminating, gyare-gyare, da thermoforming suna kafa robobi akan wani fili mai lebur.Ana iya amfani da hanyoyin sarrafa filastik na sama don sarrafa roba.Bugu da kari, akwai ruwa monomer ko polymer a matsayin albarkatun kasa simintin gyare-gyare, da dai sauransu. Daga cikin wadannan hanyoyin, extrusion da allura gyare-gyare ne mafi amfani da kuma mafi asali gyare-gyaren hanyoyin.
Injiniyan sarrafa samfuran filastik shine aron hanyar sarrafa filastik na ƙarfe da itace, da sauransu, don kera samfuran filastik tare da ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙima ko ƙanƙanta, kuma ana iya amfani da su azaman aikin taimako na gyare-gyare, kamar zato. yankan na extruded profiles.Saboda aikin daban-daban na filastik da ƙarfe da itace, ƙarancin zafin jiki na filastik ba shi da kyau, haɓakar haɓakar haɓakar thermal, ƙarancin elasticity, lokacin daidaitawa ko matsa lamba na kayan aiki yana da girma, mai sauƙin haifar da nakasawa, yanke zafi mai sauƙin narkewa, da mai sauƙin bin kayan aiki.Sabili da haka, injin filastik, kayan aikin da aka yi amfani da shi da kuma saurin yanke daidai ya kamata ya dace da halayen filastik.Hanyoyin injuna da aka fi amfani da su sun hada da gani, yankan, naushi, juyawa, tsarawa, hakowa, nika, goge goge, sarrafa zare da sauransu.Bugu da ƙari, ana iya yanke robobi, hakowa da walda su da lasers.
Haɗin kai a cikin samar da samfuran filastik Hanyoyin haɗin ɓangarorin filastik sune walda da haɗin gwiwa.Hanyar walda ita ce yin amfani da walƙiyar walda ta iska mai zafi, yin amfani da walda mai zafi mai zafi, da walƙiya mai ƙarfi, walƙiya mai jujjuyawar walƙiya, walƙiyar shigar da walƙiya, walƙiyar ultrasonic da sauransu.Ana iya raba hanyar haɗin kai zuwa juzu'i, maganin guduro da narke mai zafi bisa ga manne da aka yi amfani da shi.
Manufar gyare-gyaren farfajiyar samar da samfuran filastik shine don ƙawata saman samfuran filastik, yawanci ciki har da: gyare-gyaren injiniya, wato, fayil, niƙa, gogewa da sauran matakai, don cire burr, burr, da girman girman;Ƙarshe, ciki har da rufe saman samfurin tare da fenti, ta yin amfani da kaushi don yin haske mai haske, ta yin amfani da fim ɗin da aka tsara a saman samfurin, da dai sauransu;Aikace-aikacen launi, gami da zanen launi, bugu da hatimi mai zafi;Gold plating, ciki har da injin shafi, electroplating da sinadaran azurfa plating, da dai sauransu Filastik aiki zafi stamping shi ne don canja wurin launi aluminum tsare Layer (ko sauran juna film) a kan zafi stamping fim zuwa workpiece karkashin dumama da matsa lamba.Yawancin kayan aikin gida da kayan gini, kayan yau da kullun, da sauransu, suna amfani da wannan hanyar don samun ƙirar ƙarfe ko ƙirar itace.
Haɗawa shine aikin haɗa sassan filastik cikin cikakkun samfuran ta hanyar gluing, walda da haɗin inji.Misali, bayanan martaba na filastik ana haɗa su cikin firam ɗin tagogi na filastik da kofofin ta hanyar zato, walda, hakowa da sauran matakai.
Lokacin aikawa: Nuwamba-07-2022