Pulasitiki plating ndi njira plating yomwe yakhala ikugwiritsidwa ntchito kwambiri m'makampani opanga zamagetsi, kafukufuku wachitetezo, zida zapakhomo komanso zofunikira zatsiku ndi tsiku.Kugwiritsa ntchito pulasitiki plating ndondomeko yapulumutsa kuchuluka kwa zitsulo zachitsulo, ndondomeko yake yopangira zinthu imakhala yosavuta komanso kulemera kwake kumakhala kopepuka poyerekeza ndi zipangizo zachitsulo, kotero kuti zipangizo zomwe zimapangidwira pogwiritsa ntchito pulasitiki plating ndondomeko zimachepetsedwanso kulemera, komanso kupanga maonekedwe a zigawo zapulasitiki zokhala ndi mphamvu zamakina apamwamba, zokongola komanso zolimba.
Ubwino wa plating pulasitiki ndi wofunika kwambiri.Pali zinthu zambiri zomwe zimakhudza ubwino wa plating pulasitiki, kuphatikizapo plating, ntchito ndi ndondomeko ya pulasitiki, zomwe zingakhudze kwambiri khalidwe la pulasitiki.
1. Kusankha zakuthupi
Pali mitundu yambiri ya mapulasitiki pamsika, koma si onse omwe angathe kukutidwa, chifukwa pulasitiki iliyonse ili ndi katundu wake, ndipo pamene plating iyenera kuganizira za mgwirizano pakati pa pulasitiki ndi zitsulo zosanjikiza ndi kufanana pakati pa zinthu zakuthupi. pulasitiki ndi zokutira zitsulo.Mapulasitiki omwe alipo pano kuti apangidwe ndi ABS ndi PP.
2.Mawonekedwe a zigawo
A).Makulidwe a gawo la pulasitiki ayenera kukhala yunifolomu kuti apewe kusagwirizana komwe kumayambitsa shrinkage ya gawo la pulasitiki, plating ikamalizidwa, kuwala kwake kwachitsulo kumayambitsa kuchepa mowonekera nthawi yomweyo.
Ndipo khoma la gawo la pulasitiki liyenera kukhala lochepa kwambiri, mwinamwake lidzakhala lopunduka mosavuta panthawi yopukutira ndipo kugwirizana kwa plating kudzakhala kosauka, pamene kulimba kumachepetsedwa ndipo plating idzagwa mosavuta pakagwiritsidwa ntchito.
B).Pewani mabowo akhungu, apo ayi njira yotsalira yochizira mu solenoid yakhungu sidzatsukidwa mosavuta ndipo idzayambitsa kuipitsa m'njira yotsatira, motero kukhudza khalidwe la plating.
C).Ngati plating ndi yakuthwa-kuthwa, plating idzakhala yovuta kwambiri, chifukwa m'mphepete lakuthwa sikungoyambitsa mphamvu zamagetsi, komanso kumapangitsa kuti plating iwonongeke pamakona, kotero muyenera kuyesa kusankha kusintha kozungulira kozungulira ndi radius. pafupifupi 0.3 mm.
Mukayika zigawo zapulasitiki zathyathyathya, yesetsani kusintha ndegeyo kukhala yozungulira pang'ono kapena pangani matt kuti muyike, chifukwa mawonekedwe athyathyathya azikhala ndi chopanda chofanana chokhala ndi pakati komanso m'mphepete wandiweyani popaka.Komanso, kuti muwonjezere kufanana kwa plating gloss, yesani kupanga zida zapulasitiki zokhala ndi malo akulu akulu kuti zikhale ndi mawonekedwe ofananirako pang'ono.
D).Chepetsani zopuma ndi zotuluka pazigawo za pulasitiki, chifukwa zozama zamkati zimawonetsa pulasitiki pamene plating ndi zotuluka zimayaka.Kuzama kwa poyambira sikuyenera kupitirira 1/3 ya m'lifupi mwake, ndipo pansi payenera kukhala mozungulira.Pakakhala grille, m'lifupi mwake dzenje liyenera kukhala lofanana ndi m'lifupi mwa mtengowo komanso osachepera 1/2 ya makulidwe.
E).Malo okwera okwanira ayenera kupangidwira pagawo lopukutidwa ndipo malo olumikizirana ndi chida chopachikidwa ayenera kukhala 2 mpaka 3 kuwirikiza kawiri kuposa gawo lachitsulo.
F).Ziwalo za pulasitiki ziyenera kukutidwa mu nkhungu ndi kugwetsedwa pambuyo poti plating, kotero mapangidwe ayenera kuonetsetsa kuti mbali za pulasitiki ndi zosavuta demould kuti asagwiritse ntchito pamwamba pa yokutidwa zigawo kapena kukhudza kugwirizana kwa plating mwa kukakamiza pa demoulding. .
G).Pamene knurling ikufunika, njira yokhotakhota iyenera kukhala yofanana ndi njira yoboola komanso yowongoka.Mtunda pakati pa mikwingwirima yopindika ndi mikwingwirimayo uyenera kukhala waukulu momwe ndingathere.
H).Pazigawo zapulasitiki zomwe zimafunikira zoyikamo, pewani kugwiritsa ntchito zoyikapo zitsulo momwe mungathere chifukwa cha kuwononga kwa mankhwalawo musanapukutidwe.
ine).Ngati pamwamba pa gawo la pulasitiki ndi losalala kwambiri, silingagwirizane ndi mapangidwe a plating, kotero pamwamba pa gawo lachiwiri la pulasitiki liyenera kukhala ndi vuto linalake.
3.Mould kupanga ndi kupanga
A).Zomwe zimapangidwa ndi nkhungu siziyenera kupangidwa ndi beryllium bronze alloy, koma zitsulo zapamwamba za vacuum.Pamwamba pabowo ayenera kupukutidwa kuti awonetse kuwala koyang'ana mbali ya nkhungu, ndi kusalingana kochepera 0.21μm, ndipo pamwamba pake payenera kukhala yokutidwa ndi chrome yolimba.
B).Pamwamba pa mbali ya pulasitiki imasonyeza pamwamba pa nkhungu, kotero kuti nkhungu ya gawo la pulasitiki lopangidwa ndi electroplated iyenera kukhala yoyera kwambiri, ndipo kuuma kwa nkhungu kumayenera kukhala 12 kuposa pamwamba pa roughness ya pamwamba. gawo.
C).Malo olekanitsa, mzere wophatikizika ndi mzere woyikira pakati sayenera kupangidwa pamalo opukutidwa.
D).Chipatacho chiyenera kupangidwa pamalo okhuthala kwambiri a gawolo.Pofuna kuteteza kusungunula kuti zisazizire mofulumira podzaza mtsempha, chipatacho chiyenera kukhala chachikulu kwambiri (pafupifupi 10% chokulirapo kuposa nkhungu ya jekeseni), makamaka ndi gawo lozungulira la chipata ndi sprue, komanso kutalika kwa jekeseni. sprue ayenera kukhala wamfupi.
E).Mabowo otulutsa ayenera kuperekedwa kuti apewe zolakwika monga ma filaments a mpweya ndi thovu pamwamba pa gawolo.
F).Njira ya ejector iyenera kusankhidwa m'njira yoonetsetsa kuti gawolo limasulidwa bwino kuchokera ku nkhungu.
4.Condition ya jekeseni akamaumba ndondomeko kwa zigawo pulasitiki
Chifukwa cha mawonekedwe a jekeseni wopangira jekeseni, kupsinjika kwamkati sikungapeweke, koma kuwongolera koyenera kwa zochitikazo kudzachepetsa kupsinjika kwamkati ndikuwonetsetsa kugwiritsa ntchito bwino magawo.
Mfundo zotsatirazi zimakhudza kupsyinjika kwamkati kwa ndondomekoyi.
A).Yaiwisi kuyanika
Mu njira yopangira jekeseni, ngati zopangira zomwe zimagwiritsidwa ntchito popangira zigawo sizimauma mokwanira, pamwamba pazigawozo zidzatulutsa mpweya ndi thovu, zomwe zidzakhudza maonekedwe a zokutira ndi mphamvu yomangirira.
B).Kutentha kwa nkhungu
Kutentha kwa nkhungu kumakhudza mwachindunji mphamvu yomangira ya plating wosanjikiza.Kutentha kwa nkhungu kukakhala kwakukulu, utomoni umayenda bwino ndipo kupanikizika kotsalira kwa gawolo kudzakhala kochepa, zomwe zimathandiza kupititsa patsogolo mphamvu yogwirizanitsa ya plating layer.Ngati kutentha kwa nkhungu kumakhala kochepa kwambiri, n'zosavuta kupanga ma interlayers awiri, kotero kuti chitsulo sichimayikidwa pamene plating.
C).Processing kutentha
Ngati kutentha kwa kukonzako kuli kokwera kwambiri, kumayambitsa kuchepa kofanana, motero kumawonjezera kupsinjika kwa kutentha, komanso kukakamiza kosindikiza kumakweranso, zomwe zimafuna nthawi yoziziritsa yotalikirapo kuti muchepetse bwino.Choncho, kutentha kwa processing sikuyenera kukhala kotsika kwambiri kapena kokwera kwambiri.Kutentha kwa mphuno kuyenera kukhala kochepa kuposa kutentha kwapamwamba kwa mbiya kuti pulasitiki isayende.Kupewa ozizira zinthu mu nkhungu patsekeke, kuti kupewa kupanga apezeka, miyala ndi zolakwika zina ndi chifukwa kuphatikiza osauka plating.
D).Kuthamanga kwa jekeseni, nthawi ndi kuthamanga
Ngati atatuwa sakudziwa bwino, zingayambitse kuwonjezeka kwa kupanikizika kotsalira, kotero kuthamanga kwa jekeseni kuyenera kukhala pang'onopang'ono, nthawi ya jekeseni iyenera kukhala yayifupi momwe mungathere, ndipo kuthamanga kwa jekeseni sikuyenera kukhala kwakukulu, komwe kungachepetse zotsalira. nkhawa.
E).Nthawi yozizira
Nthawi yozizira iyenera kuyendetsedwa kotero kuti kupsinjika kotsalira mu nkhungu kuchepetsedwa mpaka kutsika kwambiri kapena pafupi ndi zero nkhungu isanatsegulidwe.Ngati nthawi yozizira ndi yochepa kwambiri, kuphwanyidwa mokakamiza kumabweretsa zovuta zazikulu zamkati mu gawolo.Komabe, nthawi yozizira sikuyenera kukhala yayitali kwambiri, apo ayi sikuti kupanga bwino kudzakhala kochepa, komanso kuchepa kwa kuziziritsa kumayambitsa kupsinjika kwapakati pakati pa zigawo zamkati ndi zakunja za gawolo.Zonse ziwirizi zidzachepetsa kugwirizana kwa plating pa gawo la pulasitiki.
F).Mphamvu ya omasulira
Ndibwino kuti musagwiritse ntchito zotulutsa zotulutsa pulasitiki.Mafuta otulutsa mafuta saloledwa, chifukwa angayambitse kusintha kwa mankhwala pamwamba pa gawo la pulasitiki ndikusintha mankhwala ake, zomwe zimapangitsa kuti pulasitiki isagwirizane bwino.
Ngati chotulutsacho chiyenera kugwiritsidwa ntchito, ufa wa talcum kapena madzi a sopo okha ndiwo ayenera kugwiritsidwa ntchito kumasula nkhungu.
Chifukwa cha zinthu zosiyanasiyana zomwe zimakhudzidwa pakuyika, zigawo za pulasitiki zimakhala ndi zovuta zosiyanasiyana zamkati, zomwe zimabweretsa kuchepa kwa kulumikizana kwa plating ndipo zimafunikira chithandizo chamankhwala pambuyo pake kuti chiwonjezeke kulumikiza kwa plating.
Pakalipano, kugwiritsa ntchito chithandizo cha kutentha ndi chithandizo ndi omaliza omaliza ali ndi zotsatira zabwino kwambiri pakuchotsa kupsinjika kwamkati m'magawo apulasitiki.
Kuonjezera apo, zigawo zowonongeka ziyenera kupakidwa ndikuwunikiridwa mosamala kwambiri, ndipo kulongedza kwapadera kuyenera kuchitidwa kuti zisawononge maonekedwe a ziwalo zojambulidwa.
Xiamen Ruicheng Industrial Design Co., Ltd ali ndi zokumana nazo zambiri pa Plastic plating, omasuka kutifikira ngati mukufuna!
Nthawi yotumiza: Feb-22-2023