Opanga akuwona zosintha zazikulu mu 2025 ndi mbiya yopangira jakisoni ya PE PP. Chida ichi kuchokeraJakisoni Screw Factoryamasunga zinthu kuyenda bwino mkatiJekeseni Womangira Barrel. TheJakisoni Machine Screwkumathandiza kulamulira kuthamanga ndi kutentha. Kukweza kumeneku kumathandizira kupanga zinthu zolimba, zapamwamba komanso zopanda zinyalala zochepa.
Zowonongeka Zodziwika mu PE PP Injection Molding
Kuwotcha ndi kuchepa
Warping ndi shrinkage nthawi zambiri zimavutitsa opanga omwe amagwira ntchito ndi PE ndi PP. Zowonongeka izi zimapangitsa kuti ziwalozo zizigwedezeka kapena kusintha mawonekedwe pambuyo pozizira. Pali zinthu zingapo zomwe zimagwira ntchito, monga mtundu wa zinthu, momwe nkhungu imazirala, komanso kutentha pakasungunuka. Mwachitsanzo, zida zokhala ndi ma shrinkage coefficients apamwamba zimapindika kwambiri. Kutsika kwa crystallinity kumathandiza kuchepetsa kuchepa. Kutentha kwa fusion,kutentha kwa njira yozizira, ndipo nthawi yozizira ndiyofunika kwambiri pa warpage. Kuthamanga kwapakira kumakhala kofunikira mukamagwiritsa ntchito zida zobwezerezedwanso. Kafukufuku akuwonetsa kuti kutentha kosungunuka, kusunga nthawi, ndi nthawi ya jekeseni zonse zimakhudza momwe gawolo likucheperachepera kapena kupindika.
- Kutsika ndi kuphulika kumawonjezeka ndi crystallinity yapamwamba.
- Kuzizira ndi kutentha kwa nkhungu kungayambitse kuchepa kofanana.
- Ziwalo zazikulu zowumbidwa nthawi zambiri zimawonetsa masamba ena ankhondo chifukwa cha kuchepa kwamafuta.
Kudzaza Kosakwanira
Kudzaza kosakwanira kumachitika pamene pulasitiki yosungunuka sidzaza nkhungu kwathunthu. Izi zimasiya mipata kapena magawo omwe akusowa muzinthu zomaliza. Kutentha kwa nkhungu, kuthamanga kwa jekeseni, ndi nthawi yozizira zonse zimakhudza vutoli. Ngati kupanikizika kuli kochepa kwambiri kapena zinthuzo zimazizira mofulumira kwambiri, pulasitiki singakhoze kufika ngodya iliyonse ya nkhungu. Kugwira nthawi yayitali kumathandizira kuchepetsa mipata ndikuwongolera kufanana.
Pamwamba Zopanda Ungwiro
Kupanda ungwiro kwapamwamba kumaphatikizapo zigamba zovunda, zotuluka, kapena mizere yowoneka pa chinthucho. Zolakwika izi nthawi zambiri zimabwera chifukwa cha kuyenda kosakhazikika panthawi ya jekeseni. Ochita kafukufuku agwiritsa ntchito ma cheke, ma microscopes owoneka bwino, ndi ma microscopes a ma elekitironi kuti azindikire izi. Iwo adapeza kuti kuuma kwapamwamba kumalumikizana kwambiri ndi momwe zinthu zimayendera komanso kukangana mkati mwa nkhungu. Kuthamanga kukakhala kosakhazikika, zolakwika zapamtunda zimawonekera nthawi zambiri.
Langizo: Kusunga kutuluka kwachangu ndi nkhungu pa kutentha koyenera kumathandiza kupewa zofooka zapamtunda.
Kuwonongeka kwa Zinthu Zakuthupi
Kuwonongeka kwa zinthu kumatanthauza kuti pulasitiki imayamba kusweka panthawi yomanga. Izi zikhoza kuchepetsa mphamvu ndi khalidwe la mankhwala. Kwa polypropylene, asayansi amayesa kuwonongeka poyang'ana kuchuluka kwa ma viscosity akutsikira. Kutentha kwakukulu, kuthamanga kwachangu, komanso nthawi yayitali mu mbiya kumathandizira izi. Mitundu yosiyanasiyana ya PP imatsika pamitengo yosiyana. Zida monga inline Raman spectroscopy ndi mayeso a rheological amathandizira kutsata zosinthazi munthawi yeniyeni.
| Parameter Imakhudza Kuwonongeka | Kufotokozera ndi Zotsatira Zamphamvu |
|---|---|
| Mtundu wa Polymer | Yang'anani pa polypropylene (PP); palibe chidziwitso chachindunji champhamvu pakuwonongeka kwa polyethylene (PE) pakuumba jekeseni |
| Zizindikiro Zowonongeka | Kuchepetsa mamasukidwe akayendedwe omwe amagwiritsidwa ntchito ngati projekiti ya ma cell chain scission ndi kuchepa kwa ma molar |
| Zinthu Zosonkhezera | Kutentha, kumeta ubweya, nthawi yokhalamo; kuwonongeka kumawonjezeka ndi kutentha kwakukulu ndi kukameta ubweya |
| Njira Zoyezera | Rheological kuyesa mu coaxial yamphamvu dongosolo; Inline Raman spectroscopy pakuyezera kuwonongeka kwa PP munthawi yeniyeni |
| Makhalidwe Onyozeka | Mitundu yosiyanasiyana ya PP ikuwonetsa ziwopsezo zosiyana; kutsitsa kwapang'onopang'ono kumayambitsa kuwonongeka kwapang'onopang'ono, kukweza kwambiri kumapangitsa kuti kukhuthala kwachangu kuchepe |
Momwe PE PP Jakisoni Wopangira Screw Barrel Imathetsera Zowonongeka
Kapangidwe Kapangidwe ka Screw kwa Uniform Melting
Chophimba chopangidwa bwino chimapangitsa kusiyana kwakukulu pakupanga jekeseni. Mgolo wa jekeseni wa PE PP umagwiritsa ntchito mawonekedwe okongoletsedwa omwe amathandiza kusungunula pulasitiki mofanana. Akatswiri ayesa zomangira zosiyanasiyana zomangira, monga zomangira za magawo atatu ndi zigawo zapadera zosanganikirana, kuti apeze njira yabwino yotenthetsera ndi kusakaniza zinthuzo. Amagwiritsa ntchito zida zapamwamba kuyeza momwe screw imasungunulira pulasitiki. Pamene mapangidwe a screw ali bwino, pulasitiki yosungunuka imayenda bwino ndikufikira kutentha komweko kulikonse.
- Kusungunuka kwa yunifolomu kumatanthauza malo ozizira ochepa komanso palibe pulasitiki yosasungunuka muzinthu zomaliza.
- Zosakaniza zosakaniza zimathandiza kuti mtundu ndi makulidwe a pulasitiki yosungunuka ikhale yofanana.
- Zapadera, mongazozungulira m'mphepete ndi kusintha kosalala, letsani pulasitiki kuti isamame ndi kuwotcha.
Mafakitole ambiri anena kuti zopangira zokongoletsedwa bwinozi zimapangitsa kupanga mwachangu komanso magawo ochepa okanidwa. Amawonanso mizere yowotcherera yolimba komanso kuchepa kwambiri, zomwe zikutanthauza kuti zinthu zabwino kwambiri.
Kutentha Kwambiri ndi Kuwongolera Kupanikizika
Kuwongolera molondola kutentha ndi kupanikizika ndikofunika kwambiri popanga zigawo zapulasitiki zapamwamba. The PE PP jakisoni womangira screw mbiya imabwera ndi makina apamwamba omwe amawunikira ndikusintha zosinthazi munthawi yeniyeni. Tekinolojeyi imasunga pulasitiki yosungunuka pa kutentha kwabwino komanso kupanikizika pamene imayenda mumgolo.
| Maphunziro / Olemba | Njira Yowongolera | Mametrics Ofunikira Kwambiri | Kufotokozera |
|---|---|---|---|
| Jiang et al. (2012) | Kuwongolera molosera ndi chipukuta misozi | Kuthamanga kolondola kosungunuka ndi kuwongolera kutentha | Olamulira achikulire osachita bwino; ntchito labu extruder kuyesa |
| Chiu & Lin (1998) | Chowongolera chotseka chokhala ndi mtundu wa ARMA | Kusiyanasiyana kwa viscosity kunachepetsedwa mpaka 39.1% | Amagwiritsidwa ntchito pa-line viscometer kuti asungunuke asasunthike |
| Kumar, Eker and Houpt (2003) | PI wowongolera wokhala ndi kuyerekezera kwamakayendedwe | Kulondola kwamakayendedwe mkati mwa ± 10% | Zakudya zosinthidwa kuti zisungunuke bwino |
| Dastych, Wiemer, ndi Unbehauen (1988) | Kuwongolera kosinthika | Kusamalira bwino kusintha kwa zinthu | Kuwongoleredwa kusungunula ndi kutentha kwa migolo kuti zitulutse zokhazikika |
| Mercure ndi Trainor (1989) | Kuwongolera kwa PID kutengera masamu | Kuyamba mwachangu, kutsika pang'ono | Imasunga kutentha kwa mbiya kuti igwire ntchito bwino |
| Ng, Arden, ndi French (1991) | Mulingo woyenera wowongolera wokhala ndi malipiro a nthawi yakufa | Kutsata bwino komanso kusokoneza kochepa | Kuthamanga koyendetsedwa mu dongosolo la mpope wa gear |
| Lin ndi Lee (1997) | Kuwongolera kwa oyang'anira ndi mawonekedwe a malo a boma | Kupanikizika ndi kutentha mkati mwa ± 0.5 mayunitsi | Zoyezera zogwiritsa ntchito pakompyuta kuti zisinthe liwiro la screw ndi kutentha |
Machitidwewa amathandiza kuti pulasitiki isayende bwino ndikupewa mavuto monga kudzaza kosakwanira kapena zizindikiro za pamwamba. Pamene kutentha ndi kupanikizika kumakhala kokhazikika, mbali zomalizira zimawoneka bwino komanso zimakhala nthawi yaitali.
Chidziwitso: Kuyang'anira ndi kuwongolera munthawi yeniyeni kumatanthauza zodabwitsa zochepa komanso zotsatira zofananira.
Kuphatikiza Kusakaniza ndi Homogenization
Kusakaniza ndi ntchito ina yofunika kwambiri pa screw barrel. Mtsuko wa jekeseni wa PE PP wopangira jekeseni umagwiritsa ntchito madera apadera osakanikirana ndi zovomerezeka zolimba kuti asakanize pulasitiki mofanana. Kapangidwe kameneka kamathandizira pulasitiki iliyonse kuti ipeze chithandizo chofanana ndi yomwe imadutsa pamakina.
- Machitidwe a twin-screw amagwiritsa ntchito maulendo a helical kusuntha ndi kusakaniza zinthuzo.
- Kuthamanga ndi liwiro la wononga zimakhudza momwe pulasitiki imasakanikirana bwino.
- Kusunga kusiyana pakati pa screw ndi mbiya kumathandiza kuwongolera kusakaniza ndi kuchepetsa zinyalala.
Kafukufuku woyerekeza akuwonetsa kuti izi zimawongolera momwe pulasitiki imasakanikirana bwino komanso kuti imakhala nthawi yayitali bwanji mumbiya. Pamene kusakaniza kuli kofanana, mankhwala omaliza amakhala ndi malo osalala komanso amphamvu. Mafakitole amawonanso zinthu zosawonongeka komanso zotulutsa zambiri.
Zida Zosavala komanso Zopangidwa Mwaluso
Kukhalitsa kumafunika pakuumba jakisoni. PE PP jakisoni womangira mbiya zomangira zimagwiritsa ntchito zida zolimba ndi uinjiniya wosamalitsa kuti ukhale wautali ndikugwira ntchito bwino. Mgolowu umapangidwa kuchokera ku chitsulo cholimba ndipo umagwiritsidwa ntchito ndi nitriding ndi chrome plating. Masitepewa amapangitsa kuti pamwamba pake ikhale yolimba komanso yosalala, chifukwa chake imakana kuvala ndipo imagwirabe ntchito bwino ngakhale pambuyo pozungulira.
| Mtundu Wazinthu | Ubwino | Zabwino Kwambiri |
|---|---|---|
| Nitrided Steel | Zotsika mtengo, kukana kuvala bwino | Mapulasitiki okhazikika ngati polyethylene, PP |
| Chida Chitsulo | Kuvala bwino komanso kukana dzimbiri | Zowonongeka kapena zolimba |
| Migolo ya Bimetallic | Zokhalitsa komanso zosunthika | Mitundu yambiri ya resin |
| Specialty Alloys | Top dzimbiri ndi abrasion kukana | Malo ovuta |
Zowoneka bwino, monga zomangira zotchingira ndi zosakaniza, zimathandizira mbiya kusungunuka ndi kuphatikiza pulasitiki bwino. Zovala zambiri zimachitika m'malo opanikizika kwambiri, koma zida zamphamvu izi ndi mapangidwe anzeru amasungascrew mbiyaikuyenda bwino. Izi zikutanthauza kuchepa kwa nthawi yochepa komanso kupanga kodalirika.
Langizo: Kugwiritsa ntchito zinthu zosavala komanso uinjiniya wolondola kumathandiza kuti makinawo azigwira ntchito motalika komanso kuti zinthu ziziwoneka bwino.
Ubwino Woyezeka wa PE PP Jakisoni Womangira Screw Barrel mu 2025
Nthawi Zoyenda Bwino komanso Kuchita bwino
Mafakitole akufuna kupanga zinthu zambiri munthawi yochepa. The PE PP jakisoni womangira screw mbiya imawathandiza kuchita zomwezo. Mapangidwe ake apamwamba amasungunuka ndikusakaniza pulasitiki mofulumira. Makina amayenda bwino ndipo amafunikira malo ocheperako kuti ayeretse kapena kukonzanso. Othandizira amawona nthawi zazifupi, zomwe zikutanthauza kuti amatha kumaliza magawo ambiri ola lililonse. Makampani ambiri amawona kuti antchito awo amawononga nthawi yochepa kukonza mavuto komanso nthawi yambiri yopanga zinthu zabwino. Kuwonjezeka kwa zokolola kumathandizira mabizinesi kukwaniritsa maoda akulu ndikupangitsa makasitomala kukhala osangalala.
Kuchepetsa Kuwonongeka kwa Zinthu ndi Mtengo
Kupulumutsa zinthu ndizofunikira kwa chilengedwe komanso pansi. Kuwongolera bwino kwa mbiya ya screw pa kusungunuka ndi kusakaniza kumatanthauza kuti pulasitiki yocheperako imawonongeka. Makinawo akamayenda bwino, mbali zocheperako zimatuluka ndi zopindika monga ma pinholes kapena malo ovuta. Makampani amapereka lipoti mpaka a90% amachepetsa mavuto awa. Kuchepa kwa zinyalala kumatanthauza kutsika mtengo kwa zinthu zopangira komanso ndalama zochepa zomwe zimagwiritsidwa ntchito pokonzanso kapena kutaya. Oyendetsa amagwiritsanso ntchito mphamvu zochepa chifukwa makinawo amagwira ntchito bwino.
Langizo: Kuchepetsa kuwononga sikumangopulumutsa ndalama komanso kumathandizira kuteteza dziko lapansi.
Kusasinthasintha Kwapamwamba ndi Ubwino
Makasitomala amafuna kuti gawo lililonse liwoneke ndikugwira ntchito mofanana. Mgolo wa jekeseni wa PE PP wopangira jekeseni umapangitsa izi kukhala zotheka. Imapangitsa kutentha kwa sungunuka kukhala kokhazikika polola ogwiritsa ntchito kusintha liwiro la screw ndi kuthamanga kwa msana. Tebulo ili m'munsiyi likuwonetsa momwe zosinthazi zimathandizire:
| Njira Parameter | Sinthani | Zotsatira pa Kusungunuka kwa Kutentha Kosungunuka |
|---|---|---|
| Kuthamanga kwa screw | Chepetsani | Kukhazikika kwabwino chifukwa cha kutentha kochepa kwa shear |
| Kupanikizika kwa msana | Wonjezani | Kupititsa patsogolo kusasinthasintha pokweza kachulukidwe kosungunuka |
| Khalani nthawi | Wonjezani | Bwino kutentha conduction, kwambiri ngakhale kusungunuka |
| Jekeseni sitiroko | Chepetsani | Zotsatira zosasinthika, zochepera ndi kukula kwa nkhungu |
Ndi maulamuliro awa, makampani amawona malo osalala, ngakhale makulidwe, ndi zinthu zolimba. Amawonanso kukana bwino kwa misozi ndi elasticity. Gulu lililonse limakumana ndi miyezo yapamwamba yofanana, yomwe imapangitsa kuti makasitomala azikhulupirirana.
Migolo yamakono ya PE PP yopangira jakisoni imathandizira opanga kufika pamilingo yatsopano yamtundu wazinthu komanso kuchita bwino mu 2025. Makampani amapeza malire posankha ukadaulo wapamwamba. Kuti apeze zotsatira zabwino, ayenera kulankhula ndi akatswiri kapena ogulitsa odalirika ngati JT kuti apeze zoyeneraPE PP jekeseni akamaumba mbiya screw.
FAQ
Kodi chimapangitsa mbiya yopangira jakisoni ya JT PE PP kukhala yapadera?
JT imagwiritsa ntchito zida zolimba, zosavala komanso uinjiniya wolondola. Izi zimathandiza kuti screw barrel ikhale nthawi yayitali komanso kuti zinthu zikhale zabwino kwambiri.
Kodi screw barrel imathandizira bwanji kuchepetsa zinyalala?
Thescrew mbiyaamasungunuka ndikusakaniza pulasitiki mofanana. Izi zikutanthauza kuti pali zolakwika zochepa komanso zinthu zosawonongeka. Mafakitale amasunga ndalama komanso amathandiza chilengedwe.
Kodi mbiya ya screw ingagwire makulidwe osiyanasiyana azinthu?
Inde! JT imapereka ma screw migolo yamitundu yambiri. Amakwanira makina okhala ndi mphamvu zosiyanasiyana zomangirira ndi zolemera zowombera, kotero opanga amatha kupanga magawo ang'onoang'ono kapena akulu.
Nthawi yotumiza: Jul-04-2025