Gabatarwa: Tsarin allura shine ainihin tsari a cikin kayan marabar kayan kwalliya. Tsarin farko shine sau da yawa allurar haɗi, wanda ke tantance ingancin samfurin kai tsaye da yawan aiki. Saitin tsari na allura yakamata ya dauki dalilai na 7 kamar yadda aka fasa, ruwa mai zafi da narke karaya, da kuma sha mai sanyi. Wannan labarin yana rubuta wannan labarinKunshin Rainbow na Shanghai. Raba abun ciki na waɗannan dalilai na 7, don nasaba da abokanka a cikin sarkar ku na kupin:
Allurar gyara
Rashin daidaituwa, wanda kuma aka sani da na allurar da ake yisti, hanya ce mai ƙayyadaddun da ke haɗu da allura da ƙayyadadden. Amfanin tsari na allurar rigakafi akwai saurin samar da sauri, babban launi na iya zama daga mafi sauƙi zuwa kananan, kuma girman samfurin daidai ne, samfurin yana da daidai, samfurin mai sauki ne don sabuntawa, kuma ana iya yin shi cikin sifofin hadaddun. Abubuwan da aka gyara da allurar rigakafi sun dace da manyan taro da filayen sarrafa sarrafawa kamar kayayyaki masu hade. A wani zazzabi, kayan filastik gaba daya ya motsa ta hanyar dunƙule, allura cikin kogin da ke da ƙarfi tare da hadin kai don samun samfurin da aka gyara. Wannan hanyar ta dace da samar da sassan sassan tare da siffofi masu hadaddun kuma yana daya daga cikin mahimman hanyoyin sarrafawa.
01
Shrinkage
Abubuwan da suka shafi ƙirar thermoplack na thermoplastic grming sune kamar haka:
1) Nau'in filastik: A lokacin da aka gyara abubuwan shakatawa na Thermoplastast na Thermoplastic wanda ke haifar da fashewar filastik, karfin damuwa na ciki, don haka idan aka sanya tare da robobi na Thermoset, da shrinko Farashi ya fi girma, kewayon shrinkwas yana da fadi, kuma madaidaiciyar hanya ce. Bugu da kari, da shrinkage bayan m, annealing ko tsarin zafi yana da girma gabanin wannan na thermosetting.
2) Halayen sashin filastik. Lokacin da kayan miya yana cikin hulɗa tare da farfajiya na kogon, an cire Layer nan da nan don samar da ƙarancin ƙarancin harsashi. Saboda matalauta da ƙarancin zafi na filastik, murfi na ciki na ɓangaren filastik yana sannu a hankali sanyaya don samar da babban ƙarfi mai yawa tare da manyan shrinkage. Sabili da haka, kauri bangon, jinkirin sanyaya, da kuma kauri mai kauri mai kauri zai yi watsi da ƙari.
Bugu da kari, kasancewar ko rashi na abun da kuma layout da kuma adadin abubuwan da ke ciki kai tsaye yana shafar jagorancin kwarara, yawan rarraba da juriya da tsayayya da su. Saboda haka, halayen kayan filastik suna da tasiri mafi girma akan shrinkage da shugabanci.
3) Abubuwa kamar tsari, girman, da rarraba maballin kai tsaye zasu iya shafar jagorancin kwarara, yawan rarraba yawa, matsa lamba da kuma saurin ci gaba da raguwa. Shafin bidiyo na kai tsaye da kuma mashi tashan da ke da manyan abubuwan giciye (musamman da gajere kai tsaye, da kuma gajere suna da ƙarancin kai tsaye. Wadanda suke kusa da Inlet ɗin abinci ko layi daya zuwa ga hanya na kayan aikin zai rage yawa.
4) Yanayin yanayin zazzabi da zafin jiki yana da yawa, kayan molten suna sanyaya a hankali, da yawa yana da girma, kuma manoma suna da girma. Musamman ma kayan crystalline, shrinkage ya fi girma saboda yawan lu'ulu'u da manyan canje-canje. Rarraba zafin jiki na mold shima yana da alaƙa da sanyaya ciki da na waje da yawa na ɓangaren filastik, wanda kai tsaye ke shafar girman kowane bangare.
Bugu da kari, gudanar da matsin lamba da lokaci kuma suna da tasiri mafi girma game da ƙanƙancewa, kuma ƙanƙancewa ita ce karami amma daidai take da girma yayin da matsin lamba ya daɗe. Matsalar allura tana da yawa, Bambancin Maganar Amintaccen abu ne, mai sarrafa na zamani bayan mangare yana da yawa, saboda haka ana iya rage shrinkage ta hanyar da ya dace. Tsarin zafin jiki yana da girma, shrinkage yana da girma, amma shugabanci ya karami. Sabili da haka, daidaita zafin jiki na mold, matsi, saurin yin allura da lokaci mai sanyaya yayin gyaran kayan maye.
A lokacin da zayyana tsintsaye, a cewar wuraren robobi daban-daban, kauri bangarori daban daban, girman bangon filastik, da rarraba matattarar kayan fillet an ƙaddara bisa ga kwarewa, da Sannan an lasafta girman rafin.
Don manyan sassa na filastik kuma idan ya yi wuya a fahimci farashin shara, kuma dole ne a yi amfani da hanyoyin masu zuwa don tsara ƙirar:
Aauki ƙaramin ƙuruciya na waje don ɓangaren ɓangaren filastik na ɓangaren filastik, da kuma adadin rawaya mai girma don diamita na ciki, don barin ɗakin don gyara bayan gyaran gwajin.
Mummunan gwaji da ƙayyade fam, girman da yanayin ƙirar tsarin.
Abubuwan da aka shirya filastik su zama masu aiwatar da aikin don aiwatar da aiki don ƙayyade canjin girman (ma'aunin dole ne ya zama tsawon awanni 24 bayan m.
Gyara gunkin kamar yadda ainihin shrinkage.
Sake gwada mold da kyau canza yanayin yanayin don dan sanya darajar shrinkage don biyan bukatun sashin filastik.
02
ruwa mai ruwa
1) Abinda ya dace da thermoplastics za a iya bincika shi gaba daya daga jerin abubuwan alamomi kamar nauyi na kwarara, da kuma gyaran karewa / tsayin daka / layin bangon bango).
Smallan ƙaramar ƙwayoyin cuta, nauyi da yawa na ƙwayoyin cuta, ƙarancin ƙwayar ƙwayar ƙwayar cuta, tsayayyen zane, mai daɗin haske, mai kyau na mai amfani, mai kyau da kuma sunan samfurin iri ɗaya dole ne ya duba umarnin su don sanin ko su ne zartarwa ga allurar gyada.
Dangane da buƙatun ƙirar ƙirar, ruwan tabarau na yau da kullun ana iya raba shi da ƙarfi zuwa rukuni uku:
Kyakkyawan ruwan sha mai kyau pa, pe, ps, pp, ca, polylylpentene;
Matsakaici mai ruwa mai narkewar polystyrene jerin resin (kamar su), PMMA, Pom, polyphenneNleN ether;
Talaka mai kyau mai zafi mai zafi mai zafi, wuya PVC, polysulfone, polysulfone, polyyLulfone, PolyyLultics.
2) Ruwan ruwayen robobi daban-daban suma suna canzawa saboda abubuwan da aka zana daban-daban. Babban abubuwan more sune kamar haka:
MIFIRIGHER yana ƙaruwa, amma makamashi daban-daban suna da bambance-bambance daban-daban, irin su masu tasirin mfr), PP, pa, polystyrene (kamar) ruwan dare, pc , CA da sauran masu makoki sun bambanta sosai da zazzabi. Don pom da pom, karuwa da zazzabi ko ragewa ba shi da ƙarancin tasiri akan abubuwan da suka dace. Sabili da haka, tsohon ya kamata ya daidaita zafin jiki lokacin da aka goge don sarrafa ruwa.
Idan matsin matsin ƙyallen fata ya karu, ya kamata a daidaita kayan molten mafi girma, don haka pom ya kamata a daidaita shi, don haka ya kamata a daidaita pom don sarrafa ruwa mai kyau yayin gyarwar.
Etthe fom, girman, layout, sanyayar tsarin sanyaya na tsarin ƙirar (kamar farfajiya na tashar, tsarin ƙura, tsarin ƙura) da sauran dalilai kai tsaye Shafar kayan molten a cikin rami Ainihi ingantaccen ruwa ne a ciki, idan kayan molten an inganta su rage zafin jiki da ƙara yawan juriya, ruwa zai ragu. A lokacin da yake tsara ƙirar, tsari mai dacewa ya kamata a zaɓi gwargwadon ruwan filastik da aka yi amfani da shi.
A lokacin gyada, zazzabi zafin jiki, zazzabi m.
03
Lu'ulu'u
Za'a iya rarraba wuraren shakatawa na Therfoplastic zuwa wuraren shakatawa da fargaba da marasa galihu (kuma an sani da Amorophous) Annabta) an makwancinsu a lokacin da crssizations a lokacin sanyi.
Sabili da abin da ake kira crystenon yana nufin gaskiyar cewa lokacin da ya canza daga cikin yanayin motsa jiki ga jihar da ke cikin gida, kwayoyin suna tafiya da kansu kuma suna cikin jihar da suka lalace. Kwayoyin kwayoyin sun daina motsawa kyauta, latsa wani wuri mai dan kadan wuri, kuma suna da hali don sanya tsarin kwayar halitta ta yau da kullun. Wannan sabon abu.
Ana iya tantance ƙa'idodin bayyanar da waɗannan nau'ikan farfadowa guda biyu ta hanyar nuna gaskiyar lokacin da aka yi amfani da sassan filayen filastik. Gabaɗaya, kayan crystalline suna opaque ko translucent (kamar pom, da dai sauransu), kuma kayan amolphous sune bayyananne (kamar su pmma, da sauransu). Amma akwai wasu abubuwa. Misali, poly (4) Methylpentene shine filastik mai filastik amma yana da cikakkiyar magana, kuma da kayan sigar amorpous ne amma ba m.
A lokacin da ke zayyana molds da zabi injunan da allurar rigakafi, kula da abubuwan da zasu biyo baya da kuma matakan kwarjinin murhun lu'ulu'u:
Zafin da ake buƙata don haɓaka zafin jiki na kayan aiki zuwa zazzabi mai yawa yana buƙatar zafi mai yawa, da kayan aiki tare da babban ƙarfin filastik ana buƙatar su.
Ana fito da adadin zafi mai zafi yayin sanyaya da sake sawa baki, don haka dole ne a sanyaya shi da yawa.
Takamaiman ungulu mai nauyi tsakanin jihar Molten tana da yawa, da masarar shrinkage tana da girma, kuma shrinkage da pores suna iya faruwa.
Mai sanyi sanyaya, ƙarancin lu'ulu'u, ƙananan shrinkage da babban gaskiya. Da lu'ulu'u yana da alaƙa da bango na kauri daga ɓangaren filastik, da kauri bangon yayi jinkirin yin sanyi, da shrinkage yana da kyau, kuma kaddarorin jiki suna da kyau. Saboda haka, zazzabi na mold na kayan crystalline dole ne a sarrafa shi kamar yadda ake buƙata.
Ananotropy yana da mahimmanci kuma damuwa na ciki yana da girma. Molecules waɗanda ba su yi kuka bayan miyewa suna da hali don ci gaba da kuka don yin kuka, suna cikin yanayin rashin daidaituwa da warpage.
Matsakaicin zafin jiki na kuka ya kunkuntar, kuma yana da sauƙi a sa kayan da ba a san wanda ba za a iya allewa cikin mold ko toshe tashar abincin ba.
04
Rikici mai zafi da rudani
1) Sanarwar zafi tana nufin cewa wasu motsuncin sun fi ƙarfin zafi. Za a daɗe suna mai zafi a babban zazzabi ko bikin buɗewar abinci ya yi ƙarami. Lokacin da tasirin shearing shi ne babba, yanayin kayan zafin jiki zai ƙara sauƙi don haifar da rashin daidaituwa, lalata da bazawa. Ana kiran halayyar filastik-masu hankali.
Irin wannan wahalar PVC, polyvinylidene chloride, Vinyl Acetate copolymer, pom, pomychllankrifluoroorete, da sauransu, daskararru da sauran samfuran da aka lalata. Musamman ma, wasu gas na Bankewa suna da haushi, masu lalata ko cututtukan masu guba akan jikin ɗan adam, kayan aiki, da kuma molds.
Saboda haka, hankali ya kamata a biya ga ƙirar mold, zaɓi na kayan allurar allurar allurar allurar ta allurar Dunƙule molding molding ya kamata a yi amfani da shi. Yankin tsarin zubewa yakamata ya kasance babba. Da mold da ganga ya kamata chrome-plated. Sanya maganãta don raunana hankalinsa na zafi.
2) Ko da wasu robobi (kamar PC) suna ɗauke da ƙananan ruwa, za su lalata a ƙarƙashin babban zafin jiki da matsanancin matsa lamba. Ana kiran wannan mallakin hydrolysis, wanda dole ne a mai zafi da bushe a gaba.
05
Danniya fatattaka da narke karaya
1) Wasu robobi suna kula da damuwa. Suna iya yiwuwa ga damuwa na ciki yayin gyarawa kuma suna da ƙarfi da sauƙin fashewa. Filayen filastik za su fasa karkashin aikin ƙarfi na waje ko sauran ƙarfi.
A saboda wannan dalili, ban da ƙara ƙari ga albarkatun ƙasa don inganta juriya da albarkatun ƙasa, ya kamata a zaɓi yanayin da ya dace don rage damuwa da damuwa. Kuma ya kamata zaɓi siffar da aka dace da filayen filastik, bai dace ba don shigar da abubuwan da aka saka da sauran matakan don rage yawan hankali.
A lokacin da ke zayyana mold, ya kamata a karu mai ma'ana, kuma ya kamata a zaɓi abinci na abinci da kuma ƙa'idar karewa. Tsarin zafin jiki, zazzabi m kankare, lokacin yin allura da sanyi ya kamata a gyara shi da kyau lokacin da kuma kokarin sarrafa filastik ya kamata kuma a inganta shi. Crack juriya, Kare damuwa na ciki da haramtawa tare da sauran ƙarfi.
2) Lokacin da polymer narke tare da takamaiman darajar narkewar ruwa ya wuce ta zafin rana a cikin kullun zafin jiki a farfajiya a farfajiya ana kiranta narke rauni, wanda zai lalata bayyanar kuma Kayan jiki na kayan filastik. Sabili da haka, lokacin zaɓi polymers tare da babban narke kwarara, giciye-tsangwama ya kamata a ƙaru da rage allurar da kuma ƙara kayan zafin jiki.
06
AIKATA DA KYAUTA
1) Abubuwan da ke cikin kwayoyiniyoyi daban-daban suna da kaddarorin da ke da ƙasƙanci iri daban-daban kamar takamaiman zafi, halin da yada shara. Turaje tare da babban zafi yana buƙatar babban adadin zafi, kuma injin daskararre mai narkar da ya kamata a yi amfani da shi. Lokacin sanyaya na filastik tare da tsananin zafi murdiya.
Rikici tare da ƙarancin ƙamshin da aka yi da saurin sanyaya mai sanyaya (kamar ionic polymers, da sauransu), saboda haka dole ne a sanyaya tasirin m na ƙirar mold. Masu zafi mai gudu suna dacewa da robobi tare da ƙarancin zafi da kuma high thery thermal suna. Rufutsi tare da babban zafi mai zafi, ƙarancin zafin jiki, zazzabi mai ƙarancin zafi, da kuma rage yawan sanyi ba su da hankali ga babban molding. Injin da ya dace da inchines ɗin da ya dace kuma a zabi moldwararrun mold.
2) Ana buƙatar farfado da yawa don kula da darajar sanyaya da ta dace gwargwadon nau'ikan su, halaye da siffofin sassan filastik. Sabili da haka, dole ne a samar da tsarin dumama da sanyaya kayan sanyaya da sanyaya gwargwadon abubuwan da ake buƙata don kula da wani zazzabi. Lokacin da yanayin yanayin zazzabi yana ƙara zafin jiki na mold, ya kamata a sanyaya don hana filastik na filastik daga demolding, gajeriyar zagayowar ƙirar, da rage yawan zira.
Lokacin da filastik sharar gida bai isa ya ci gaba da mold ba a wani zazzabi, da mold ya kamata a sarrafa ƙirar sanyin sanyi, tabbatar da cika yanayin sanyaya, inganta cikar filastik sassa don sanyi a hankali. Hana m sanyaya a ciki da waje da sassan filastik na kauri da kuma ƙara lu'ulu'u.
Ga wadanda ke da kyawawan ruwan ƙoshin lafiya, babban yanki mai kyau, da kuma yanayin rashin lafiya, ya danganta da yanayin ƙirar filastik, wani lokacin yana buƙatar mai zafi ko a cikin gida da sanyaya. Har zuwa wannan, ya kamata a sanye da mold ko tsarin dumama.
07
Hygroscopicity
Domin akwai ƙari da yawa a robobi, wanda ya sa su sami digiri daban-daban na kusanci don danshi, da danshi mai danshi, da danshi da danshi mai narkewa. Dole ne a sarrafa abun cikin ruwa a cikin kayan cikin kayan a cikin kewayon da ba shi da izini. In ba haka ba, danshi zai zama gas ko hydroryze a ƙarƙashin zazzabi mai tsayi, wanda zai haifar da resin don kumfa, yana rage bayyanar, da kayan masarufi.
Saboda haka, farawar wutar lantarki dole ne a kwace tare da hanyoyin dumama da bayanai game da dalla-dalla kamar yadda ake buƙata don hana sake sa re-sha ɗaukar danshi yayin amfani.
Shanghai Rainbow Masana'antu Co., Ltd shine masana'anta, kunshin ruwan bakan gizo suna ba da kayan kwalliya guda ɗaya. Idan kuna son samfuran mu,
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Lokaci: Sat-27-2021