Shirya Tashin Fannin Don Masu Zane na Filmin Plastic Flat

Shirin Kira ta Fassara na Extruder System: Gano Zunzunawa da Optimization na Tsawon Abun

Kira ta fassara na farko a rana ga screw, barrel, da heater bands

Kula da kariya mai yawa a kowane rana shi ne mafi kyau don zama da plastic flat film drawing machines suka yi aiki da kyau kuma ku barin kariya mai yawa. Tuna kara gamsar da wadannan screws don ganin dukkan alamar da material buildup ko kariya na surface ta hanyar wadannan borescope cameras na muhimmanci. Ku duba idan heater bands suna aiki da kyau ta hanyar ku yi thermal imaging scans a kan su. Ku gani dukkan wadannan yanayi idan yadda temperature ya kara kasa da 15 degrees Celsius daga cikin normal readings. Ka karu ku saukar da wadannan barrel vents a matsayin kowane lokaci. Ku tabbata cewa thermocouples suna haɗa da abin da ke nuna a control panel display. Ku saba amfanin pressure changes wadanda suka faru a feed throat area. Idan wannan pressure ya faru a cikin fluctuation da yawa da 8 percent, wannan shine lokacin da abubuwan suka faru a cikin wear down. Kuma idan ceramic insulators suka nuna cracks, suka bukatar ku saukar su a lokacin da suka faru saboda wannan ya fahimtar yadda heat ta zama a cikin system daya.

Ku kuma kariya: Ku kuma barrel ovality da screw clearance ta hanyar ISO 11357-3

Don duba yadda barrel suka daga cikin kuma suka raba, za a yi amfani da laser micrometers don yi measurements na ovality kowane kwartal. Mu sani an jarrabawa probes na biyayi a uku wadanda suka faru a kowane tushen barrel don gano kowace canji da ke fi 0.15 mm, wanda shine sabon kafin yadda ISO 11357-3 ya bayani cewa shi ne kafin yadda canjin yake da kyau. A lokacin da aka gano gap na screw da barrel, za a yi wani jarrabawar leakage na polymer lokacin da aka gudanin polypropylene. Idan gap na radial ya fi 0.4% na diameter na barrel, akwai kansu ta hanyar 70% za mu samu masu matsala na metal ce da metal. Duba pattern na wear kuma yana da ma'ana. HDPE ya daga cikin kuma ya raba abubuwa ta hanyar 30% mafi kyawu don LDPE, basira da data na resin abrasion na mu a cikin shekara.

Kamali na Die Head da Tsarin Tsari na Tsumani Don Samun Film Gauge da Yawa

Tsarin tsari na thermal da tsarin tsari na die gap don samun uniformity ta hanyar IR thermography da precision feeler gauges

Ku samun yadda za a sanya ƙarfi na die (kwayoyin kafin shiga) daidai zai iya saukar da farko wajen samun kwayoyin film da suka dace. Idan scans na infrared su gano farko na ƙarfi da ke cikin 2 daraja Celsius ko kamar haka a cikin kwayoyin die, masu amfani su zai faru da matsaloli kamar yadda suka dace na viscosity (kwayoyin kafin shiga) kuma kwayoyin da ba su dace a cikin kwayoyin film. Bayan su gano waɗannan kwayoyin da suka dace (hot spots), masu amfani su tashi wasu abubuwa su ga farko na bayan kwayoyin die. Su yi amfani da laser aligned feeler gauges a kowane 25 millimeters a cikin kwayoyin die, don gano kowane farko da ba ta dace. Kamar yadda ke amincewa, karamin masu amfani suna ci gaba da kwayoyin da suka dace, kamar yadda suka nuna cewa ba ake so kamar haka a cikin kowane 0.05 mm a cikin kowane farko. Yadda? Saboda kamar yadda ke amincewa, karamin farko su zai iya haifar da kwayoyin film da suka dace a cikin kwayoyin da suka dace da kamar haka a cikin 3%, wanda ba kowace mutum ya so in ga a cikin kwayoyin da suka dace. Ku raba waɗannan biyu yadda: ku gano farko na ƙarfi kuma ku gano farko na kwayoyin da suka dace, zai iya saukar da kwayoyin da suka dace a cikin kwayoyin da suka dace kuma zai iya saukar da kwayoyin da suka dace a cikin kwayoyin da suka dace kamar haka a cikin 15% a cikin karamin halayen saboda masu amfani suka nuna.

Takonin Sistemin Tafarki don ziyarce Karamin Tsawo na Plastic Flat Film Drawing Machines

Yadda muke sarrafa zafi a lokacin aikin daskarewa yana tasiri sosai yadda girman girman girman girman filastik yake. Idan ba a yi sanyaya daidai ba, matsaloli suna tasowa kamar warping, bambancin kauri wanda zai iya wucewa sama da kashi 3 cikin dari, da kuma rashin ƙarfin janyewa. Wadannan batutuwa yawanci suna kara yawan kayan da aka yi amfani da su a wani wuri a kusa da kashi 15 bisa dari bisa ga abin da mafi yawan masana'antun ke gani. Don samun amfani sosai daga tsarin sanyaya, kiyaye yanayin sanyaya a cikin digiri Celsius ɗaya yana kawo babban canji. Saitin sarrafawa da yawa sun nuna cewa zasu iya inganta daidaiton ma'auni da kusan kashi arba'in yayin aiki tare da finafinan HDPE. Ga masu amfani da resin dabam dabam, yadda ake yin hakan ma yana da muhimmanci. Wuka masu sanyaya iska suna aiki da kyau don wasu aikace-aikace, yayin da wasu ke amfana daga sanyaya tuntuɓar da aka yi amfani da shi. Polypropylene yana buƙatar cire zafi kusan kashi ashirin zuwa talatin cikin dari sauri idan aka kwatanta da polyethylene mai ƙarancin ƙarfi. Tsarin da ke sa iska ta yi ta motsawa da iska mai ƙarfi yana sa ta yi ƙarfi da sauri kuma yana hana iska ta kama cikinta. Kulawa ya kamata ya haɗa da binciken infrared na yau da kullun don bincika yanayin zafin jiki na ƙasa da bincika ma'aunin kwararar a kan waɗannan da'irorin sanyaya. Samun daidaituwa daidai yana rage ƙarancin ƙarancin ƙarancin kusan kashi ashirin da biyu kuma yana ba da damar layin samarwa don gudu da sauri, tsakanin kashi goma sha biyu zuwa goma sha takwas cikin sauri, duk yayin da ake kiyaye kyakkyawar tsabta ta gani da kayan aikin inji.

Tsarin Tsanin Kula ga Makamashi da Karama a Cikin Sistemin Traction na Yawa

Tsananin kula mai kyau yana karye tsanin kula da karama a cikin mashin kula na flat film na plastic wanda suka gudan yanzu a lokacin da suka gudan yanzu. A cikin raportin sana'a, tsananin kula mai kyau ne ta hanyar da aka gudan karama na yawa a cikin makamashi na sana'a, wanda ya zama yawa da 40% na gudan karama na farko. Wannan yana nufin kusantar gudan wadda ke haifar da maki da $740,000 a shekara, a cikin bayani na Ponemon Institute don 2023. Lokacin da suka gudan wannan halin mai tsoro, tsananin kula na synthetic wanda suka hada da additivin extreme pressure suna faruwa da tsananin kula na aljibirai. Su kuma suka gudan tsananin kula su a lokacin da yanzu suka fi 150°C, wanda ke faruwa da farko a yanzu.

Yanzu a cikin abubuwan da suka daga muhimmi a matsayin helical gears ko kuma wadannan tapered roller bearings, oil mist systems suna gaskiya yanzu suna fi kamar yadda ke a amfani da manual greasing methods. Wadannan systems suna cire direct metal contact ne ta hanyar 80% a lokacin constant operation cycles. Kuma yanzu ya zama mahimminta in tsohuwa oil condition a matsayin yawa, kamar yadda maintenance teams suna amfani da tests a matsayin yawa kafin 500 hours na operation don gano alamun da suka zuwa a cikin oil thickness changes ko dust da suka zuwa a cikin mixture kafin su zama masu yawa. Wadannan automated lubrication setups na zaman lafiya suna baya a cikin wadanda abubuwan da suka daga farko, duk wadannan setup suna saukar da kudin lubrikant kuma suna cire kansa yanzu a matsayin yawa da masha allah. Field testing a cikin wadanda industries suna nuna cewa wadannan systems zai iya duba ko kuma uku da yawa wadanda components zai iya ci gaba da tsari kafin za su bukata fuskantar.

Tashin thermal a lokacin amfani yana nuna wadanda suka fiye da kammala da suka buƙata saƙo na kammala, amma tashin kuzari yana gano kammala mai zuwa a farko. Kammala kammala na kammala a tsaki da ISO 16/14/11 ta hanyar kammala a cikin offline don haɗawa da kammala mai zuwa—kullum kammala mai zuwa ya kashe 1% yana zama kammala da suka fiye da 15%.

Kammala na kammala da kammala na kammala: Kammala mai zuwa da kammala na kammala na kammala

Kammala na kammala (Ra) da kammala na kammala na kammala a cikin 12 kammala

Yana da mahimmanci wanda ke ciki in kula da rashin ƙwayoyin gaba (Ra) ta hanyar sauyin yadda ake bukatar su, domin karewa daga dukkan nau'ikan ƙara kari na filamai a baya. Idan Ra ya tace ga yadda ake so, wato daga 0.3 zuwa 0.5 mikron, me ya faru? Amma sanin ku, mu zai samu kuduru da kuma yadda ake gaskiya a cikin abin da mu sanya. Amsa: mu duba kuma yadda ake sauya rashin ƙara kari (nip pressure) a farko akan shekara, wanda zai taimaka mu ganin lokacin da abubuwan zai iya karya. Bayanai na duniya mai haɗa da amfani yana nuna cewa rashin ƙara kari ta zama ne 18 zuwa 22 percent a cikin 12 shekara idan ba za a yi wani aiki don sa. Don haka, wanda ke aiki sosai a matsayin amfani shine: duba rashin Ra kowane uku kafin shekara ta hanyar ƙwayoyin murya mai kyau, kuma sauya rashin ƙara kari (nip settings) biyu kafin shekara. Wannan tsarin kula ta hanyar amfani ya kare rashin ƙara kari na karya a matsayin 30 zuwa 40 percent, kuma ya kare rashin ƙara kari na kuskure (gauge variations) a matsayin 2 percent maksimum. Saunsa abubuwan da suka kawo kari idan Ra ya tace 80 percent na rashin da aka bayyana ko idan rashin ƙara kari ya zama karfi sosai kafin yadda ake so. Kuma ka sani—kullum kuma na polypropylene suna kawo kari sosai kafin kuli na HDPE, wanda ke nuna rashin kawo kari na 15 percent ƙarfi sosai, don haka suna bukatar kula sosai.

Tambayoyi Masu Yawan Faruwa

Wani ne muhimmin yadda ake amfani da kira-kira na yauwa don sistan sarrafa?

Kira-kira na yauwa tana taimaka wajen gano alama na farko na tsanani, tsawon yadda ya zama yawa ko yana ƙarami, da kuma ƙarƙashin ƙarami na fayil, wanda ke taimaka wajen bincike ta hanyar kusurta mara kyau da kuma kare tsarin sarrafa da daga kuskure.

Yaya za a sukuri tsawon yadda na sarrafa da kuma tsawon kudin sarrafa?

Tsawon yadda na sarrafa za a sukuri ta hanyar mikromita na laser da aka sa a cikin madaidaici na farko akan tsawon sarrafa. Tsawon kudin sarrafa za a bincika ta hanyar binciken fayil na polimer a lokacin amfani da polypropylene don ganin cewa ba a samu kuskure na abu na haske zuwa abu na haske ba.

Wani ne abubuwan da ya kamata a gano a lokacin zamin kara ko kara abubuwan da suka ƙara?

Tasirin kasa na yadda ake amfani da abubuwan da suka ƙara (TCO) a cikin abubuwan da suka ƙara na farko suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara suka ƙara su......

Yaya za a gano tsarin kara-kara na die head?

Kamfanin ƙaramin kifi ya kashe ta hanyar amfani da tsarin tashin yadda yake cikin ƙarfi da kuma gudunmawa na farko na kifi, ta hanyar amfani da tsarin tashin yadda yake cikin ƙarfi da kuma kofin kifi na laser don gano da saukarwa wadanda suka dace ba.

Wane irin hanyoyi ne suka yada karamin kifi da karamin kifi?

Sakamakon tattaunawa na yadda yake cikin ƙarfi da karamin kifi da karamin kifi na kofin kifi zasu iya kare wadanda suka dace da kara karamin kifi da karamin kifi.