Asalin da aka yi niyya musamman don extrusion, sabbin zaɓuɓɓuka don abubuwan haɗin itace-roba an inganta su don buɗe kofofin don yin gyare-gyaren allura.
Don gyare-gyaren WPCs, pellet ɗin da ya dace ya kamata ya kasance kusan girman ƙaramin BB kuma an zagaye shi don cimma madaidaicin rabo-zuwa girma.
Kamfanin Luke's Toy Factory, Danbury, Conn., Yana neman kayan haɗe-haɗe don manyan motocin wasan wasan sa da jiragen ƙasa.Kamfanin yana son wani abu mai kamannin itace na halitta kuma yana jin wanda kuma za'a iya yin allura don yin sassan abin hawa.Suna buƙatar wani abu wanda zai iya zama mai launi don kauce wa matsalar peeling fenti.Suna kuma son kayan da zai dawwama ko da an bar su a waje.Green Dot's Terratek WC ya cika duk waɗannan buƙatun.Yana haɗa itace da robobin da aka sake yin fa'ida a cikin ƙaramin pellet wanda ya dace da gyaran allura.
Yayin da itace-roba composites (WPCs) karya a kan wurin a cikin 1990s kamar yadda kayan da farko extruded cikin alluna don yin ado da shinge, ingantawa na wadannan kayan don gyare-gyaren allura tun daga wannan lokacin ya bambanta da aikace-aikacen aikace-aikacen su a matsayin kayan dorewa da dorewa.Abotakan muhalli siffa ce mai ban sha'awa ta WPCs.Sun zo da ƙaramin sawun carbon fiye da kayan tushen man fetur zalla kuma ana iya ƙirƙira su ta amfani da filayen itace na musamman.
Zaɓuɓɓukan abu mai faɗi don ƙirar WPC yana buɗe sabbin dama ga masu ƙira.Sake yin fa'ida da kayan abinci na filastik na iya ƙara haɓaka dorewar waɗannan kayan.Akwai ƙara yawan zaɓuɓɓukan ƙaya, waɗanda za'a iya sarrafa su ta hanyar bambanta nau'in itace da girman barbashi na itace a cikin hadaddiyar giyar.A takaice, ingantawa don gyare-gyaren allura da haɓakar jerin zaɓuɓɓukan da ake samu ga masu haɗawa suna nufin WPCs sun fi dacewa da abubuwa fiye da yadda aka taɓa zato.
ABIN MOLDER YA KAMATA FATAN DAGA MASU SAUKI A yanzu yawan masu haɗawa suna ba da WPCs a sigar pellet.Ya kamata masu yin allura su kasance masu hankali idan ya zo ga tsammanin daga mahaɗai a wurare biyu musamman: girman pellet da abun ciki na danshi.
Ba kamar lokacin fitar da WPCs don yin ado da shinge ba, girman pellet iri ɗaya don ko da narkewa yana da mahimmanci a yin gyare-gyare.Tun da extruders ba dole ba ne su damu game da cika su WPC a cikin wani mold, bukatar uniform size pellet ba kamar yadda mai girma.Don haka, yana da mahimmanci don tabbatar da cewa mai haɗawa yana da buƙatun masu yin allura a zuciya, kuma ba a mai da hankali sosai kan farkon amfani da farko na WPCs.
Lokacin da pellets suka yi girma suna da dabi'ar narke ba daidai ba, haifar da ƙarin juzu'i, da haifar da ƙarancin tsari na ƙarshe.Madaidaicin pellet yakamata ya zama kusan girman ƙaramin BB kuma an zagaye shi don cimma madaidaicin ma'auni-zuwa girma.Wadannan ma'auni suna sauƙaƙe bushewa kuma suna taimakawa wajen tabbatar da kwararar ruwa a cikin tsarin samarwa.Masu yin allura da ke aiki tare da WPCs yakamata suyi tsammanin siffa iri ɗaya da daidaiton da suke dangantawa da pellet ɗin filastik na gargajiya.
bushewa kuma muhimmin inganci ne da za a yi tsammani daga pellets na WPC na mahaɗa.Matakan danshi a cikin WPCs za su karu tare da adadin katako a cikin hadaddiyar giyar.Duk da yake duka extruding da allura gyare-gyare na bukatar low danshi abun ciki don mafi kyau sakamako, shawarar danshi matakan da dan kadan m ga allura gyare-gyare fiye da extrusion.Don haka kuma, yana da mahimmanci don tabbatar da cewa mahaɗa ya yi la'akari da masu yin allura yayin masana'anta.Don gyaran allura, matakan danshi yakamata su kasance ƙasa da 1% don sakamako mafi kyau.
Lokacin da masu ba da kaya suka ɗauki nauyin kansu don isar da samfur wanda ya ƙunshi matakan damshi masu karɓuwa, masu yin allura suna kashe ɗan lokaci suna bushewa pellet ɗin da kansu, wanda zai iya haifar da tanadi mai yawa na lokaci da kuɗi.Ya kamata masu yin allura su yi la'akari da siyayya a kusa da pellets na WPC waɗanda masana'anta ke jigilar su tare da matakan danshi riga ƙasa da 1%.
FORMULA & TOOLING LA'akari da rabon itace da robobi a cikin tsarin WPC zai yi ɗan tasiri akan halayen sa yayin da yake cikin tsarin samarwa.Adadin itacen da ke cikin hadaddiyar giyar zai yi tasiri akan ma'aunin narkewa (MFI), alal misali.A matsayinka na mai mulki, yawancin itacen da aka kara da shi a cikin hadaddiyar giyar, ƙananan MFI.
Yawan itace kuma zai sami tasiri akan ƙarfi da taurin samfurin.Gabaɗaya magana, ƙarin itacen da aka ƙara, samfurin yana da ƙarfi.Itace na iya yin kusan kashi 70 cikin 100 na jimlar itace-roba, amma sakamakon taurin yana zuwa ne ta hanyar ductility na samfurin ƙarshe, har zuwa inda zai iya yin haɗari ya zama tsinke.
Yawan adadin itace kuma yana rage lokutan sake zagayowar inji ta hanyar ƙara wani yanki na kwanciyar hankali ga abin da ke tattare da itace-roba yayin da yake sanyi a cikin ƙirar.Wannan tsarin ƙarfafawa yana ba da damar cire filastik a cikin zafin jiki mafi girma inda robobi na al'ada har yanzu suna da laushi don cirewa daga ƙirar su.
Idan samfurin za a kerarre ta amfani da data kasance kayayyakin aiki, da ƙofa size da kuma gaba ɗaya siffar mold kamata shiga cikin tattaunawa na mafi kyau duka itace-barbashi girman.Karamin barbashi zai fi dacewa ya yi amfani da kayan aiki tare da ƙananan ƙofofi da kunkuntar kari.Idan wasu dalilai sun riga sun jagoranci masu zanen kaya don daidaitawa akan girman ƙwayar itace mafi girma, to yana iya zama da amfani don sake tsara kayan aikin da ake ciki daidai.Amma, da aka ba data kasance zažužžukan don daban-daban barbashi girma dabam, wannan sakamakon ya kamata gaba daya kauce wa.
GUDANAR DA WPCs Ƙayyadaddun ƙayyadaddun bayanai suma suna da ɗabi'a don canzawa sosai dangane da ƙirar ƙarshe na pellet ɗin WPC.Yayin da yawancin sarrafawa ya kasance kama da na robobi na gargajiya, takamaiman ma'auni na itace-zuwa-roba da sauran abubuwan da ake buƙata don cimma wani yanayin da ake so, ji, ko halayen aiki na iya buƙatar ƙididdige su wajen sarrafawa.
WPCs kuma sun dace da masu yin kumfa, misali.Ƙara waɗannan magungunan kumfa na iya haifar da abu mai kama da balsa.Wannan dukiya ce mai amfani lokacin da ƙãre samfurin yana buƙatar zama musamman mara nauyi ko buoyant.Don manufar mai yin allura, ko da yake, wannan wani misali ne na yadda bambance-bambancen abubuwan da aka haɗa na itace-roba na iya haifar da ƙarin la'akari fiye da lokacin da waɗannan kayan suka fara zuwa kasuwa.
Yanayin sarrafa yanayin wuri ɗaya ne inda WPCs suka bambanta sosai da robobi na al'ada.WPCs gabaɗaya suna aiwatarwa a yanayin zafi kusa da 50°F ƙasa da kayan da ba a cika ba.Yawancin additives na itace za su fara ƙonewa a kusa da 400 F.
Shearing yana ɗaya daga cikin batutuwan gama gari da ake tasowa yayin sarrafa WPCs.Lokacin tura kayan da ke da zafi sosai ta cikin ƙananan kofa, ƙarar juzu'in yana da halin kona itacen kuma yana haifar da ɗimbin ƙira kuma yana iya lalata filastik.Ana iya guje wa wannan matsala ta hanyar tafiyar da WPCs a ƙananan zafin jiki, tabbatar da girman kofa ya isa, da kuma cire duk wani juyi da ba dole ba ko kusurwoyi na dama tare da hanyar sarrafawa.
Ƙananan yanayin yanayin sarrafawa yana nufin cewa masana'antun ba safai ba ne suke buƙatar cimma yanayin zafi sama da na polypropylene na gargajiya.Wannan yana rage girman aiki mai wahala na ɗaukar zafi daga tsarin masana'anta.Babu buƙatar ƙarin kayan aikin sanyaya inji, ƙirar ƙira musamman don rage zafi, ko wasu matakan ban mamaki.Wannan yana nufin ƙara rage lokutan sake zagayowar don masana'antun, a saman lokutan zagayowar da suka rigaya suka fi sauri saboda kasancewar abubuwan da suka dace.
BA KAWAI DON DECKING WPCs ba kawai don yin kwalliya ba ne.Ana inganta su don gyare-gyaren allura, wanda ke buɗe su har zuwa ɗimbin sabbin aikace-aikacen samfur, daga kayan daki zuwa kayan wasan dabbobi.Faɗin nau'ikan ƙira a yanzu yana iya haɓaka fa'idodin waɗannan kayan dangane da dorewa, bambancin kyan gani, da fasali kamar buoyancy ko rigidity.Buƙatar waɗannan kayan za su ƙaru ne kawai yayin da waɗannan fa'idodin suka zama sananne.
Ga masu yin allura, wannan yana nufin adadin masu canji na musamman ga kowane tsari dole ne a lissafta su.Amma kuma yana nufin masu yin gyare-gyare su yi tsammanin samfurin da ya fi dacewa da gyare-gyaren allura fiye da kayan abinci wanda aka keɓe da farko don fitar da shi cikin alluna.Yayin da waɗannan kayan ke ci gaba da haɓakawa, masu yin allura ya kamata su ɗaga matsayinsu don halayen da suke tsammanin gani a cikin abubuwan da aka haɗa da masu kawo su.
Cold guga man-in Threaded abun da ake sakawa samar da wani sturdy da kudin-tasiri madadin zafi staking ko ultrasonically shigar threaded abun da ake sakawa.Gano fa'idodin kuma duba shi yana aiki anan.(Abubuwan da aka Tallafawa)
Fara da ɗaukar zafin narkar da niyya, da kuma bincika takaddun bayanai sau biyu don shawarwarin mai siyarwar guduro.Yanzu ga sauran...
Lokacin aikawa: Agusta-06-2019