Dole ne tsarin gyaran gyare-gyaren filastik ya zama na farko.Idan sashi ne mai sauƙi na allura, ƙirar tana da sauƙin ƙira, kamarallura Mold don Pulley.Idan ɓangarorin gyare-gyaren allura tare da hadaddun tsari sun ci karo da su, masana'antun yin gyare-gyaren allura suma suna da wasu matsaloli a masana'antar ƙira.
Wahala 1: Kogo da ainihin sassan sassa na allura masu girma uku ne.
Siffofin sama da ƙananan sassa na filastik ana yin su kai tsaye ta rami da ainihin.Wadannan hadaddun filaye masu girma uku suna da wahalar inji, musamman ga saman rami makafi.Idan ana amfani da hanyar sarrafa kayan gargajiya, yana buƙatar ba kawai babban matakin fasaha na ma'aikata ba, ƙarin kayan aikin taimako, ƙarin kayan aiki, amma har ma da tsayin daka.
Wahala 2: ana buƙatar daidaito da ingancin saman sassan sassa na allura don zama babba, kuma rayuwar sabis ɗin tana da tsayi.Misali,Filastik harsashi, Motar Fitilar Mota,POM allurar gyare-gyaren sassa na tsaye.
A halin yanzu, ana buƙatar daidaiton girman sassa na filastik gabaɗaya don zama it6-7, kuma ƙarancin ƙasa shine Ra0.2-0.1 μm.Ana buƙatar daidaiton girman daidaitattun sassan alluran da aka ƙera su zama it5-6, kuma ƙarancin saman shine Ra0.1 μ M da ƙasa.
Madaidaicin ƙwanƙolin allura yana ɗaukar tushe mai tsauri, wanda ke ƙara kaurin ƙirar, kuma yana ƙara ginshiƙan tallafi ko abubuwan sanya mazugi don hana ƙirar daga matsawa da lalacewa.Wani lokaci matsa lamba na ciki na iya kaiwa 100MPa.
Wahala 3: Tsarin gyare-gyaren allura yana da tsayi kuma lokacin masana'anta gajere ne.
Don ɓangarorin gyare-gyaren allura, yawancinsu cikakkun samfuran ne waɗanda suka dace da sauran sassa.A lokuta da yawa, an kammala su a saman sauran sassa, ana jiran daidaitawar sassan alluran da za a harba.Saboda manyan buƙatu don siffa ko daidaiton girman samfuran da halaye daban-daban na kayan resin, ƙirar yana buƙatar gwadawa da gyara akai-akai bayan kammala masana'anta, wanda ke sa haɓakawa da lokacin bayarwa sosai.
Wahala 4: Abubuwan allura da gyare-gyare an tsara su kuma ana kera su a wurare daban-daban.
Ƙirƙirar ƙira ba shine manufa ta ƙarshe ba, amma ƙirar samfurin ƙarshe shine mai amfani ya gabatar da shi.Dangane da buƙatun mai amfani, masana'antun ƙirar ƙira da ƙera gyare-gyare, kuma a mafi yawan lokuta, samfuran da aka samar ta hanyar gyare-gyaren allura suma suna cikin wasu masana'antun.Ta wannan hanyar, ƙirar samfura, ƙirar ƙira da ƙira da samar da samfur ana aiwatar da su a wurare daban-daban.
Don samfuran filastik, abu na farko da masu yin gyare-gyaren allura ke buƙatar yi shine kimanta wahalar ci gaban ƙira.Mafi girman wahalar, mafi girman farashi shine.
Lokacin aikawa: Oktoba-11-2022