Today, kutsatira Qingdao Sainuo ope seramanufacturer to learn about common problems and solutions in PVC injection foaming shoe material molding. 

ope sera kwa opanga PVC

1. Kung'anima kwa kusefukira
(1) Ngati chisindikizocho sichimangika, chosindikiziracho chiyenera kukonzedwa.
(2) Liwiro lozizirira limachedwa kwambiri. Kuzizirira bwino kuyenera kuwongoleredwa ndipo liwiro lozizirira liwonjezeke. Ndi bwino kudutsa madzi ozizira mu nkhungu yapansi, ndipo kuzizira kumakhala bwino.
(3) Kuchuluka kwa jakisoni ndi kudyetsa. Iyenera kuchepetsedwa moyenera.
(4) Kuphatikiza kosayenera kwa nthawi ya plasticizing ndi kuthamanga kwa jekeseni. Mutatha kuyeza mgwirizano pakati pa kupanikizika ndi nthawi ya thovu, sinthani mphamvu ya jekeseni ndi nthawi ya thovu.
(5) Chipinda chamkati chakufacho chimakhala chopindika komanso chopindika. Gulu lamkati liyenera kukonzedwa kapena kusinthidwa.
(6) Mphamvu yosakwanira yothina chifukwa cha kutayikira kwamafuta a hydraulic system. Dongosolo la hydraulic liyenera kukonzedwa.
(7) Kasupe pa mbedza ya pin ndi yotayirira. Kasupe ayenera kusinthidwa kuti awonjezere kupsinjika kwa mbedza.
(8) Kukhazikitsa nthawi sikokwanira, ndipo pamwamba pa chinthucho sichinazimitsidwe bwino. Pakutsegula kwa nkhungu koyamba, zinthu zotentha zapakati zimadutsa pamwamba ndikusefukira. Nthawi yoyamba yotsegulira nkhungu iyenera kukulitsidwa moyenera.
2. Pali thovu lalikulu
(1) The tinthu kukula kwa thovu wothandizila kwambiri coarse ndi kubalalitsidwa ndi wosiyana. Nthawi zambiri, chopangira thovu chimafunika kupukutidwa ndi ma roller atatu, opangidwa mu mbiya yakuthupi, akupera ndi mphero kwa 2 mpaka 4 nthawi, ndiyeno amagwiritsidwa ntchito akupera.
(2) Pakukanda ndi granulation, kutentha kwa processing kumakhala kokwera kwambiri, chinthu chotulutsa thobvu chimawola msanga, ndipo tinthu tating'onoting'ono timachita thovu. Kutentha kwa kukanda ndi granulation kudzachepetsedwa bwino, ndipo sipadzakhala ma vesicles pamene ma extruded particles adulidwa.
(3) Nthawi yosungira zinthu zosungunula mumgolo ndi yayitali kwambiri kapena kutentha kwa kukonza ndikwambiri. Kukonzekera kofulumira kudzatengedwa. Kusungunula kwa pulasitiki kudzabayidwa nthawi imodzi, ndipo makina amodzi amitundu yambiri adzatengedwa momwe angathere.
(4) Kupanikizika kumbuyo kwa screw ndi kochepa kwambiri, ndipo zinthu zosungunuka zimatenthedwa ndikukulitsidwa mumgolo. Kupsyinjika kumbuyo kuyenera kuonjezedwa kuti pasakhalenso mwayi wokulirapo pambuyo potulutsa thovu lomwe lili mu sungunulo lawonongeka ndi kutentha.
(5) Kutayikira kwa zinthu kumapeto kwa mbiya kumapanga malo otsika kwambiri kumapeto, zomwe zimapangitsa kuti zinthu zosungunula ziwonjezeke potuluka ndi kupanga thovu. Kutentha kotuluka kumayenera kuchepetsedwa bwino. Ndikwabwino kutengera kapangidwe ka ma throttle valve potuluka kuti mutseke potuluka.
(6) Gawo lobwezeretsanso zinthu zobwezerezedwanso siloyenera. Mlingo wake uchepetsedwa moyenera.
3. Chiyerekezo cha thovu ndi chachikulu kwambiri
(1) Wowomba kwambiri amadyetsedwa, zomwe zimapangitsa kuti mpweya uchulukane kwambiri. Kutulutsa kwa gasi kudzayezedwa ndipo kudyetsa kumakhala kolondola.
(2) Kuchuluka kwa plasticizer ndikochuluka ndipo kuyenera kuchepetsedwa moyenera.
(3) Ngati nkhungu yokoka kutentha ndipamwamba kwambiri, nkhunguyo idzakhazikika pansi ndikutulutsidwa.
(4) Nthawi yogwira ntchito ndi yochepa kwambiri. Ziyenera kuwonetseredwa kuti zinthuzo zapangidwa kwathunthu ndikutuluka mu nkhungu.
4. Chiŵerengero cha thovu losakwanira
(1) Kuchuluka kwa wowombera ndi kochepa kwambiri, zomwe zimapangitsa kuti gasi asakwanire. Kutulutsa kwa gasi kudzayezedwa ndipo kudyetsa kumakhala kolondola.
(2) Kuchuluka kwa plasticizer ndikochepa. Kuchuluka kwa chakudya kumawonjezeka moyenera.
(3) Pamene chinthucho chikukonzedwa kachiwiri, nthawi yowonjezera yachiwiri imakhala yochepa kwambiri. Nthawi yophika thovu pakukonza iyenera kuwonjezedwa moyenerera, ndipo nthawi yapakati pa thovu loyamba ndi lachiwiri siyenera kupitirira maola 12.
(4) Pakakhala utoto wowotchera pamwamba pa chinthucho, zikuwonetsa kuti kukulitsa ndi kutulutsa thovu pakutsegulira koyamba kwa nkhungu ndikochedwa kwambiri. Nthawi yoyamba yotsegula nkhungu iyenera kufupikitsidwa moyenera.
(5) Pakakhala thovu laling'ono pamwamba pa mankhwalawa, zimasonyeza kuti kutentha kwa jekeseni kumakhala kochepa kwambiri. Kutentha kwa jakisoni kuyenera kuchulukitsidwa moyenera. Komabe, ngati thovu silinachitike kutentha kwa nkhungu kwawonjezeka, nthawi yoyamba yotsegula nkhungu iyenera kufupikitsidwa.
5. Kabowo wosiyanasiyana
(1) The tinthu kukula kwa thovu wothandizila ndi zosagwirizana ndi kubalalitsidwa si zabwino. The thovu wothandizira ayenera kugwiritsidwa ntchito akupera.
(2) Kuthamanga kwa jekeseni wotsika kwambiri kapena kuthamanga kwapang'onopang'ono kumapangitsa kuti kusungunuka kuchuluke panthawi yodzaza nkhungu ndikupanga thovu lamitundu yosiyanasiyana. Kuthamanga kwa jakisoni kuyenera kufulumizitsidwa bwino ndipo kuthamanga kwa jakisoni kuyenera kuwonjezereka.
(3) Kutentha kwapangidwe ndikokwera kwambiri. Iyenera kuchepetsedwa moyenera.
(4) Mu mbiya mumasunga zinthu zambiri. Mayeso oyamba akunyoza ayenera kuchitidwa kuti achepetse kusungirako.
(5) Kusakwanira kwa screw back pressure. Iyenera kukonzedwa bwino.
6. Kukhumudwa kolimba
(1) Chogulitsacho ndi chochepa kwambiri, ndipo kusungunuka kumagwirizana ndi kukana kwakukulu kwa kutuluka panthawi yodzaza nkhungu, zomwe zimapangitsa kuti pakhale kupanikizika kochepa komanso kusakwanira kwa nkhungu m'madera ena. The makulidwe mankhwala ayenera zomveka cholinga. Nthawi zambiri, makulidwe opanda thovu azikhala opitilira 6mm, ndipo makulidwe ake azikhala ofanana momwe angathere.
(2) Kuzizirirako sikufanana, ndipo mbali zina zimazizidwa mofulumira kwambiri, zomwe zimapangitsa kuti thovu likhale lovuta. Chogulitsacho chizizizira mofanana, ndipo dongosolo lozizira la kufa liyenera kukhazikitsidwa molingana ndi mawonekedwe a thupi la mankhwala.

7. Kukhumudwa pachipata
(1) Kukula kwa gawo la zipata ndikwambiri. Iyenera kuchepetsedwa moyenera.
(2) Nthawi yogwira ndi yochepa kwambiri ndipo kuchotsa kufa kumathamanga kwambiri. Nthawi yogwira ntchito iyenera kuwonjezedwa moyenera.
(3) Kutentha kwapangidwe kumakhala kokwera kwambiri kapena kotsika kwambiri. Idzasinthidwa moyenera.
(4) Dongosolo la hydraulic la makina omangira ndi lolakwika ndipo kuthamanga kwa jakisoni sikukwanira. Dongosolo la hydraulic liyenera kukonzedwa kuti liwonjezere kuthamanga kwa jekeseni.
8. Madontho a zinthu zoyenda
(1) Kutentha kwapang'onopang'ono ndikotsika kwambiri kapena kusiyana kwa kutentha m'malo aliwonse otentha kumakhala kwakukulu. Kutentha kwapang'onopang'ono kudzawonjezeka bwino ndipo kutentha kwa gawo lililonse kudzasinthidwa.
(2) Kuthamanga kwa jakisoni kumachedwa kwambiri. Iyenera kufulumizitsidwa moyenera.
(3) Kusakwanira kwa zinthu. Kuchuluka kwa chakudya kumawonjezeka moyenera.
9. Kuwala kosawoneka bwino
(1) Kukhuthala kwa utomoni ndikokwera kwambiri ndipo kuyamwa kwa plasticizer sikufanana. Resin adzasankhidwa moyenera.
(2) Kuchulukira kwa thovu kumapanga malo opanda zingwe. Chifukwa cha bullae chidzadziwika ndipo vuto la bullae lidzathetsedwa.
(3) Kutentha kwa kufa koumba ndikotsika kwambiri. Kutentha kopangira kuyenera kukulitsidwa moyenera.
(4) Kusakwanira kwa pamwamba kapena dzimbiri la nkhungu. Kumapeto kwa ufawo kumayenera kuwonjezeredwa.
(5) Pali zotsalira pamwamba pa nkhungu. Bowo la nkhungu liyeretsedwe.
(6) Pamene chopangira thovu pamwamba pa zinthu zosungunula amawola ndi thovu pa kudzaza nkhungu, thovu ena anang'ambika pa otaya, kupanga utoto ngati mapatani, zimakhudza pamwamba gloss mankhwala. Pachifukwa ichi, njira zothandizira monga kupopera utoto ndi kupukuta zingagwiritsidwe ntchito kuwongolera gloss pamwamba.
10. Mtundu wosiyana
(1) Pigment sichiyezedwa molondola. Iyenera kuyezedwa bwino.
(2) Mtunduwu umabalalika mosiyanasiyana. Pigment iyenera kupukutidwa ndikuponderezedwa ndi chopukusira.
(3) Mtundu wa pigment ndi woipa, mtundu wake umasintha, ndipo mphamvu yake yopaka utoto si yolimba. Ma pigments okhala ndi utoto wabwino amasankhidwa.
(4) Kutentha kwa plasticizing m'deralo ndikokwera kwambiri, kumayambitsa kusinthika. Yang'anani makina otenthetsera ndikuchepetsa kutentha kwanuko.
(5) Pali njira zophikira utoto pamtunda kuti apange kusiyana kwamitundu. Nthawi yoyamba yotsegula nkhungu iyenera kufupikitsidwa moyenera.
11. Zopangira
(1) Kusakwanira kutentha kwa kuumba ndi kusakaniza bwino kwapulasitiki. Makina otenthetsera amayenera kuyang'aniridwa kuti awonjezere kutentha kwa kupanga.
(2) Kupanga zinthu zopangira sikoyenera. Fomula iyenera kusinthidwa.
12. Kuyika
(1) Kutulutsa thovu kwambiri. Iyenera kuchepetsedwa moyenera.
(2) Kutentha kwa nkhungu ndikokwera kwambiri. Iyenera kuchepetsedwa moyenera.
(3) Kukhazikitsa nthawi ndi yaifupi kwambiri. Nthawi yoziziritsa ndi kukhazikitsa iyenera kuwonjezedwa moyenera.

13. Kusintha
(1) Chiŵerengero cha thovu cha pansi ndi pamwamba pa chinthucho sichikugwirizana kapena chiŵerengero cha thovu chapafupi ndichokwera kwambiri. Kutentha kwa nkhungu kumayang'aniridwa. Chiŵerengero cha makulidwe a nkhungu chiyenera kukhala choyenera ndipo kutentha kuyenera kukhala kofanana.
(2) Nthawi yoziziritsa ndi kukhazikitsa ndiyofupika. Nthawi yoziziritsa ndi kukhazikitsa iyenera kuwonjezedwa moyenera.
(3) Kugawa kwapang'onopang'ono mu gawo la condensation la chinthucho ndi kosagwirizana. Yang'anani kutentha kwa nkhungu ndikusintha kupsinjika kwa condensation kwa zinthu zosungunuka.
(4) Kuwongolera kolakwika kwa nthawi yotulutsa nkhungu, kapena kutulutsa koyambirira kwa nkhungu, kutulutsa kotentha kwa nkhungu; Kapena nkhunguyo yachedwa kwambiri ndipo nkhunguyo imakhala yozizira kwambiri. Nthawi yomalizira iyenera kuyendetsedwa bwino.
14. Kusakhazikika kwazithunzi
(1) Kuwongolera malire a thovu ndi kosiyana. Malire a thovu ayenera kuyendetsedwa mosamalitsa.
(2) Mu mtanda umodzi ndi kupanga nkhungu imodzi, kapena kuwongolera kutentha ndi nthawi yabwino ndizosiyana. Kusasinthasintha kwa zochitika za ndondomeko ziyenera kuyendetsedwa mosamalitsa, njira yoyamba yoyesera yonyenga ingagwiritsidwenso ntchito kupititsa patsogolo kugwirizana kwa mankhwala.
(3) Cholakwika cha nkhungu chimaposa cholakwika cha chiŵerengero cha thovu. Chovalacho chiyenera kudulidwa kuti chichepetse vuto la kufa.
(4) Kudzaza kwa nkhungu kosafanana kapena kusinthika kwa nkhungu kwa nthawi yayitali. Kukula kwapangidwe kachitidwe ka nkhungu gating kudzasinthidwa, ndipo nkhunguyo iyenera kukonzedwa kuti ichepetse cholakwikacho.
(5) Kufa kutayikira. Chikombolecho chiyenera kudulidwa.
(6) Kuzizira kosagwirizana kwa zinthu. Kutentha kwa nkhungu ndi kuzizira ziyenera kufufuzidwa kuti zitsimikizire kuti kutentha kwa nkhungu kumakhala kofanana.
(7) Mphamvu yosakwanira yoletsa. Kuthamanga kwa kasupe wa hook hook iyenera kusinthidwa kuti iwonjezere mphamvu ya clamping.
Qingdao Sainuo Chemical Co., Ltd. Ndife opanga sera ya PE, sera ya PP, sera ya OPE, sera ya EVA, PEMA, EBS, Zinc / Calcium Stearate .... Zogulitsa zathu zadutsa REACH, ROHS, PAHS, FDA kuyesa. Sainuo khalani otsimikiza sera, landirani kufunsa kwanu! Webusaiti:https://www.sanowax.com
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