Kuwombera m'mimba kumatanthawuza njira yobaya pulasitiki yosungunuka m'mimba mu nkhungu pazovuta kwambiri komanso kutentha kwambiri. Pali zambiriKupanga jakisoni wa ABSntchito monga pulasitiki yogwiritsidwa ntchito kwambiri ndipo imapezeka m'magalimoto, katundu wamakasitomala, ndi magawo omanga pakati pa ena.
Kodi ABS Shot Molding ndi chiyani?
Kuumba jakisoni wa ABS (Acrylonitrile Butadiene Styrene) ndi imodzi mwa njira zomwe amakonda kwambiri popangira zinthu zapulasitiki za ABS. Minofu ya m'mimba ndi polycarbonate polima yomwe imakhala yolimba komanso yosavuta kugwirizanitsa nayo. Kuumba kuwombera ndi njira yomwe imaphatikizapo kubaya jekeseni ya ABS yosungunuka mu nkhungu ndi mildew. Chigawo cha ABS chimazizira ndipo chimachotsedwa. Kumangira jekeseni ndikofulumira komanso kodalirika, ndipo kumatha kugwiritsidwa ntchito popanga zinthu zosiyanasiyana zam'mimba. Zosintha zingapo zopanga zitha kukhala zofananira pamtengo wotsika mtengo woperekedwa ndi kuwombera.
Minofu ya m'mimba imagwiritsidwa ntchito kwambiri popanga kuwombera chifukwa cha nyumba zomwe amakonda. Izi zikuphatikizapo kulimba kwakukulu, kutentha kochepa kosungunuka, kubwezeretsedwanso, ndi kukana bwino kwa mankhwala ndi kutentha. Chimodzimodzinso ndi chosavuta kuchichita ndipo chimatha kupangidwa mosiyanasiyana komanso mosiyanasiyana. Chifukwa chake, ABS ndi chisankho chabwino pakugwiritsa ntchito momwe mphamvu ndi kulimba zimafunikira, monga: zida zamagalimoto, zida zapabanja, zida, ndi zida zamankhwala. Pazonse, minofu ya m'mimba ndi chisankho chosinthika komanso chodziwika bwino pakuumba jekeseni.
Kugwiritsa ntchito ABS Injection Molding
Mimba imagwiritsidwa ntchito m'misika yambiri. Mafakitale ena wamba ndi ntchito zawo zoyenera zalembedwa pansipa.
Consumer Products: minofu ya m'mimba imagwiritsidwa ntchito kwambiri pagulu la ogula. Zinthu zodziwika bwino zimakhala ndi Lego Ⓡ midadada ndi zinsinsi za kiyibodi yamakompyuta. Minofu ya m'mimba imapanga malo osalala, onyezimira omwe sakhudzidwa ndi fumbi. ABS idzachita bwino pakuphatikizidwa kwa inki ndipo imatha kupentidwa mosavuta kapena kupangidwa ndi electrop ngati ikufuna.
Msika Womanga: Minofu ya m'mimba imagwiritsidwa ntchito kugulitsa malo pazida zambiri zamagetsi chifukwa cha kulimba kwake. Kuyika kwamagetsi kumapangidwanso nthawi zambiri kuchokera ku ABS.
Msika wamagalimoto: ABS nthawi zambiri imagwiritsidwa ntchito pazinthu monga: ma dashboards, lamba wachitetezo, zotchingira zitseko, ndi mabampu chifukwa chakuchepa kwake, kulimba, komanso kulimba.
The ABS Shot Molding Refine
Njira yopangira kuwombera minofu ya m'mimba ndi yofanana ndi njira yopangira kuwombera mumitundu ina yambiri ya thermoplastics. Njira yopangira jakisoni wa ABS imayamba ndi ma pellets azinthu za ABS kudyetsedwa m'chotengera. The pellets ndi pambuyo thawed ndi jekeseni mu nkhungu mopanikizika kwambiri. Pamene minofu ya m'mimba yosungunuka yakhazikika pansi ndikukhazikika, gawolo limatulutsidwa mu nkhungu ndipo ndondomekoyi imabwerezedwa. Njira yopangira kuwombera minofu ya m'mimba ndiyofunikira komanso yothandiza, ndikupangitsa kuti ikhale yabwino kwambiri pakuthamanga kwamphamvu kwambiri. ABS nayonso imakhala yokhazikika kwambiri ndipo imatha kupangidwa bwino kapena kubowoleredwa mukaipanga.
ABS Shot Molding Strategies
M'munsimu muli njira zina zofunika zomwe zimagwiritsidwa ntchito popanga jekeseni ziwalo za m'mimba zomwe zili ndi makhalidwe osiyanasiyana:
Zigawo Zamipanda Yopyapyala: ABS ili ndi makulidwe okwera kwambiri, ndipo chifukwa chake kukakamiza kwa jakisoni kumafunika kukulitsidwa pazinthu zokhala ndi mipanda yopyapyala. Pambuyo pa kutentha kwake kwa plasticizing, kukhuthala kwa ABS kudzakwera ndi kutentha kwakukulu. Choncho, kupanikizika kokha kungawonjezeke kwa zigawo zowonda-mipanda. Nkhungu iyenera kupangidwa makamaka kuti ithane ndi kupsinjika komwe kwakwera.
Zigawo Zazikulu Zopanda: Jekeseni akamaumba zazikulu, zowonda, kapena zopanda pake ndikuyesa. Zingakhale zothandiza kugwiritsa ntchito madzi othandizidwa ndi madzi kapena gasijekeseni akamaumbazomwe zimathandiza kupanga zigawo zazikulu, zopyapyala, kapena zopanda kanthu. Njirayi imagwiritsa ntchito madzi othamanga kwambiri kapena gasi kukankhira pulasitiki yosungunuka kumbali ya nkhungu kuti ikhale yosakanikirana komanso yosalala mkati.
Zigawo Zazipatso Zokhuthala: Kupanga mipanda yokhuthala kuchotsa njira zowombera zowomberedwa kutha kutulutsa zidziwitso pagawolo. Njira imodzi yozungulira izi ndi kugwiritsa ntchito kuponderezana kwa kuwombera, komwe kumayika pulasitiki yosungunuka mu nkhungu ndi mildew kuti apange gawo lomaliza. Njirayi imachepetsanso kupsinjika kwamkati mwachizolowezi ndi kuwombera. Mosiyana ndi zimenezi, zizindikiro zozama zimatha kusamalidwa ndi nkhungu zowonda (kapena zochulukirapo) ndi mildew khoma pamwamba kapena kukweza mphamvu yosinthira kutentha mu nkhungu.
Multi Product: Ngati zigawo zamitundu yambiri zikufunika, ndiye kuti njira monga kuyikapo kuumba kapena overmolding zitha kugwiritsidwa ntchito. Minofu ya m'mimba nthawi zambiri imagwiritsidwa ntchito popangira zida zamafakitale monga zobowola zopanda zingwe, zomwe zogwirira ntchito zake zimakwiriridwa pamimba kuti zithandizire kugwira ntchito.
Ubwino wa ABS jekeseni Moulding
Ubwino wa jekeseni wa minofu ya m'mimba ndi:
1. Kuchita bwino kwambiri - Kuchita bwino
Kuumba kuwombera ndi njira yabwino kwambiri yopangira zinthu ndipo ndiyo njira yabwino yopangira ziwalo za m'mimba. Njirayi imatulutsa zinyalala zoletsedwa ndipo imatha kupanga magawo ambiri osalumikizana ndi anthu.
2. Mapangidwe a Zigawo Zovuta
Kuwombera kuwomberaimatha kupanga magawo ambiri, ovuta omwe amatha kukhala ndi zitsulo zoyikapo kapena zogwira mofewa. Kuvuta kwa magawowa kumangokhazikitsidwa ndi miyezo yodziwika bwino ya kalembedwe (DFM) yopangidwa makamaka popanga jakisoni.
3. Kuwonjezeka kwa Stamina
Pamimba ndi polycarbonate yolimba, yopepuka yomwe imagwiritsidwa ntchito kwambiri m'misika yosiyanasiyana chifukwa cha nyumbazi. Mwakutero, kuumba jekeseni mu ABS ndikwabwino pamapulogalamu omwe amafunikira kulimba komanso mphamvu zamakina.
4. Kusinthasintha kwa Mthunzi ndi Zogulitsa
Pamimba pamakhala utoto wosavuta ndi mitundu yosiyanasiyana yamitundu; Izi zikuwonekera ndi Lego Ⓡ midadada yopangidwa kuchokera ku minofu ya m'mimba. Komabe, ziyenera kudziwidwa kuti ABS ilibe mphamvu yolimbana ndi nyengo ndipo imatha kuwonongeka chifukwa cha kuwala kwa UV ndi nthawi yayitali kunja kwachindunji. Nkhani yabwino ndiyakuti, ABS imatha kupakidwanso utoto komanso kupangidwanso ndi chitsulo kuti ipititse patsogolo kukana kwachilengedwe.
5. Kutsitsa Zinyalala
Kupanga kuwombera ndiko kupanga ukadaulo wamakono wowononga zinthu zochepa kwambiri chifukwa cha kuchuluka kwakukulu kopanga komwe jekeseni adapangidwira. Zinthu zambiri zikapangidwa chaka chilichonse, kuwonongeka kwamtundu uliwonse kumawonjezera mtengo wokwanira pakapita nthawi. Zowonongeka zokha ndizo zomwe zili mu sprue, othamanga, ndi kung'anima pakati pa hafu ya nkhungu.
6. Ntchito yotsika mtengo
Chifukwa cha makina opangira kuwombera, kulowererapo kwa anthu kumafunikira. Kuchepetsa kulowererapo kwa anthu kumabweretsa kuchepa kwa mitengo yantchito. Izi zochepetsera ndalama zogwirira ntchito pamapeto pake zimapangitsa kuti pakhale ndalama zotsika mtengo.
Zoyipa Zopangira Majekeseni a ABS
Zoyipa za jekeseni wa ABS zalembedwa apa:
1. Mitengo Yazida Zazikulu ndi Nthawi Yowonjezera Yotsogolera pakukhazikitsa
Kuumba kuwombera kumafuna kalembedwe ndi kupanga nkhungu zomwe mtengo wake ndi nthawi yopangira zimachulukirachulukira. Momwemonso, ndalama zoyambira zopangira kuwombera ndizokwera kwambiri, ndipo mtengo wake uyenera kuganiziridwa motsutsana ndi kuchuluka komwe kukuyembekezeka. Kutsika kwapang'onopang'ono sikungakhale kotheka pazachuma.
2. Zolephera Zapangidwe Zapang'ono
Mapangidwe opangidwa ndi ma shoti amachepetsedwa ndi mndandanda wa malamulo omwe adapangidwa mosamalitsa kuti apititse patsogolo luso la gawo lowombera komanso kusasinthika. Malamulowa amatchula malire a khoma, malo opangira zinthu monga nthiti, ndi malo abwino otsegulira ndi kukula kwake. Chifukwa chake, masitayelo amayenera kupangidwa kuti azitsatira mfundozi kuti zitsimikizire zotsatira zabwino. Nthawi zina, malangizowa amatha kutsimikizira masitayelo kukhala zosatheka.
3. Zida Zamtengo Wapatali Zing'onozing'ono Ndi Mwayi
Chifukwa mkulu koyambirira ndalama ndalama mtengo pamene jekeseni akamaumba, pali osachepera gawo kuchuluka amafuna kuswa ngakhale pa mitengo agwiritsidwa pa masanjidwe ndi kupanga nkhungu. Malo opumirawa amadaliranso mtengo wogulitsidwa wa chinthu chomaliza. Ngati mtengo wogulitsa uli wokwera - chifukwa cha gawo lomwe likugwiritsidwa ntchito pazinthu zapadera - zitha kukhala zotheka kukhala ndi zopanga zazing'ono. Komabe, zida zotsika mtengo zimafuna kuti zochulukira muzaka 10 za masauzande zikhale zotsika mtengo.
Mavuto Ena Odziwika mu ABS Shot Molding
- Makulidwe: Mosiyana ndi mapulasitiki ena ambiri aamorphous, kukhuthala kwa ABS kumawonjezeka mukatenthedwa kupitirira kutentha kwake kwa plasticizing. Kuwonjezeka kumeneku kwa makulidwe kumatanthauza kuti kutentha kwa thaw kwa minofu ya m'mimba kumafunika kusamalidwa kapena kutsika kwa kutentha kumeneku kuti zikhale ndi zotsatira zabwino monga kuwonjezereka kwa kukhuthala kumapangitsa kuti zikhale zovuta kuumba ndi mildew.
- Kutentha kwa kutentha: Kupatula kukwera kosayenera kwa makulidwe ndi kutentha kowonjezereka, ABS nthawi zambiri imakonda kufooka ngati isungidwa pamilingo yotentha kwambiri kuposa mulingo wake wa kutentha kwa plasticizing.
- Kupinda: Kupindika kumachitika pamene pulasitiki ya m'mimba yazizira molakwika, zomwe zimapangitsa kuti zisokonezeke. Kupotoza kumatha kupewedwa pogwiritsa ntchito nkhungu ndi mildew zokhala ndi maukonde owongolera mpweya wofanana. Kuchotsa ziwalo mu nkhungu ndi mildew zisanaziziretu kungathenso kusokoneza.
- Sink Marks: Zizindikiro zakuya zimatha kuchitika pamene pulasitiki ya minofu ya m'mimba imachepa mosagwirizana nthawi yonse yozizira, kumapanga malo ozama pamwamba pa chigawocho. Zina zomwe zingayambitse kungakhale kusakwanira kwa jekeseni kapena kutentha kwakukulu. Sink marks itha kuyimitsidwa pogwiritsa ntchito nkhungu yokhala ndi kuthamanga kwapazipata, kupanga gawo lokhala ndi makoma akunja osasinthasintha, ndikuletsa nthiti zolimbitsa mkati mozungulira 50% ya kachulukidwe ka makoma akunja.
Mankhwala Omwe Amagwiritsidwa Ntchito Popanga jekeseni
Kumangira jekeseni kungagwiritsidwe ntchito ndi pafupifupi mtundu uliwonse wapolycarbonate. Thermoplastics ikhoza kukhala yodzaza ndi zowonjezera zowonjezera monga galasi kapena carbon fiber fillers. Zitsulo zimathanso kulowetsedwa ngati zitaphatikizidwa ndi zinthu zodzaza pulasitiki kuti ufa wachitsulo udutse mu nkhungu. Komabe, sintering yowonjezera imafunikira pakuumba jekeseni wachitsulo.
Nthawi yotumiza: Aug-29-2024
