Ingancin samarwa da ingancin fim ɗin rage girman PVC kai tsaye yana ƙayyade ƙarfin samarwa na kamfani, farashi, da kuma gasa a kasuwa. Ƙarancin inganci yana haifar da ɓatar da ƙarfin aiki da jinkirin isar da kayayyaki, yayin da lahani na inganci (kamar raguwar daidaito da rashin gaskiya) ke haifar da koke-koke da dawowar abokan ciniki. Don cimma ci gaba biyu na "ingantaccen aiki + inganci mai girma," ana buƙatar ƙoƙari mai tsari a cikin manyan fannoni huɗu: sarrafa kayan aiki, inganta kayan aiki, gyaran tsari, duba inganci. Ga wasu takamaiman mafita masu amfani:
Tsarin Tushe: Zaɓi Kayan Da Ya Dace Don Rage Haɗarin Sake Aiki Bayan Samarwa
Kayan danye su ne ginshiƙin inganci kuma abin da ake buƙata don inganci. Ƙananan kayan danye ko marasa daidaito suna haifar da dakatarwar samarwa akai-akai don daidaitawa (misali, share toshewa, sarrafa sharar gida), rage inganci kai tsaye. Mayar da hankali kan nau'ikan kayan danye guda uku masu mahimmanci:
1.Resin PVC: Fifita "Tsarkaka Mai Girma + Nau'ikan Aikace-aikace"
• Daidaita Samfura:Zaɓi resin mai ƙimar K mai dacewa bisa ga kauri na fim ɗin da aka rage. Don siririn fim (0.01–0.03 mm, misali, marufi na abinci), zaɓi resin mai ƙimar K na 55–60 (kyakkyawan ruwa don sauƙin fitar da shi). Don fina-finai masu kauri (0.05 mm+, misali, marufi na pallet), zaɓi resin mai ƙimar K na 60–65 (ƙarfi mai yawa da juriya ga tsagewa). Wannan yana hana rashin daidaiton kauri na fim da ke haifar da ƙarancin ruwan resin.
• Kula da Tsabta:Ana buƙatar masu samar da kayayyaki su bayar da rahotannin tsarkin resin, suna tabbatar da cewa ragowar sinadarin vinyl chloride monomer (VCM) ya kai <1 ppm kuma ƙazanta (misali, ƙura, ƙananan ƙwayoyin polymers) ya kai <0.1%. Najasa na iya toshe ma'adinan fitarwa da kuma ƙirƙirar ramuka masu ramuka, wanda ke buƙatar ƙarin lokacin aiki don tsaftacewa da kuma shafar inganci.
2.Ƙarin Bayani: Mayar da Hankali Kan "Babban Inganci, Dacewa, da Biyayya"
• Masu daidaita abubuwa:Sauya tsoffin na'urorin daidaita gishirin gubar (masu guba kuma masu saurin yin rawaya) dacalcium-zinc (Ca-Zn)masu daidaita daidaito. Waɗannan ba wai kawai sun bi ƙa'idodi kamar EU REACH da Tsarin Shekaru Biyar na 14 na China ba, har ma suna haɓaka kwanciyar hankali na zafi. A yanayin zafi na fitarwa na 170-200°C, suna rage lalacewar PVC (hana rawaya da karyewa) kuma suna rage ƙimar sharar gida da sama da 30%. Ga samfuran Ca-Zn waɗanda ke da "man shafawa da aka gina a ciki," suna kuma rage gogayya da mutu kuma suna ƙara saurin fitarwa da kashi 10-15%.
• Masu yin filastik:A fifita DOTP (dioctyl terephthalate) fiye da DOP na gargajiya (dioctyl phthalate). DOTP yana da mafi kyawun jituwa da resin PVC, yana rage "exudates" a saman fim ɗin (yana guje wa mannewa da inganta bayyanawa) yayin da yake haɓaka daidaiton raguwa (ana iya sarrafa canjin raguwar ƙimar a cikin ±3%).
• marufi na kwalliya)• Ƙarin Ayyuka:Ga fina-finan da ke buƙatar bayyana gaskiya (misali, marufi na kwalliya), ƙara 0.5–1 phr na mai bayyana gaskiya (misali, sodium benzoate). Don fina-finan da ake amfani da su a waje (misali, marufi na kwalliya), marufi na kayan lambu), ƙara 0.3–0.5 phr na mai sha UV don hana yin rawaya da wuri da kuma rage tarkacen samfurin da aka gama.
3.Kayan Aiki: Guji "Asara Ɓoyayye"
• Yi amfani da na'urorin rage tsatsa (misali, xylene) waɗanda ke da ɗanshi <0.1%. Danshi yana haifar da kumfa a lokacin fitar da iska, wanda ke buƙatar lokacin hutawa don cire gas (yana ɓatar da minti 10-15 a kowane lokaci).
• Lokacin sake amfani da kayan da aka gyara, tabbatar da cewa abubuwan da ke cikin kayan da aka sake yin amfani da su sun kai <0.5% (ana iya tace su ta hanyar allo mai kauri 100) kuma adadin kayan da aka sake yin amfani da su bai wuce 20% ba. Yawan kayan da aka sake yin amfani da su yana rage karfin fim da kuma bayyana shi.
Inganta Kayan Aiki: Rage "Lokacin Rashin Aiki" da Inganta "Daidaitaccen Aiki"
Babban aikin da ke cikin ingancin samarwa shine "ingantaccen aikin kayan aiki". Ana buƙatar haɓakawa da haɓakawa ta atomatik don rage lokacin aiki, yayin da inganta daidaiton kayan aiki ke tabbatar da inganci.
1.Mai cirewa: Daidaitaccen Kula da Zafin Jiki + Tsaftace Mutu na Kullum don Guji "Toshewa da Rawaya"
• Sarrafa Zafin Jiki Mai Rarraba:Dangane da halayen narkewar resin PVC, raba ganga mai fitarwa zuwa yankuna 3-4 na zafin jiki: yankin ciyarwa (140-160°C, resin da ke dumamawa), yankin matsi (170-180°C, resin narkewa), yankin aunawa (180-200°C, daidaita narkewar), da kan mutu (175-195°C, hana zafi da lalacewa a gida). Yi amfani da tsarin kula da zafin jiki mai wayo (misali, PLC + thermocouple) don kiyaye canjin zafin jiki a cikin ±2°C. Zafin jiki mai yawa yana haifar da rawayar PVC, yayin da rashin isasshen zafin jiki yana haifar da narkewar resin da lahani na "kifi-ido" (yana buƙatar lokacin aiki don daidaitawa).
• Tsaftace Mutu na Yau da Kullum:Tsaftace sauran kayan da aka yi da carbon (samfuran lalata PVC) daga kan mashin bayan kowace awa 8-12 (ko yayin canza kayan) ta amfani da goga na jan ƙarfe (don guje wa goge leben mashin). Don wuraren da suka mutu, yi amfani da na'urar tsabtace ultrasonic (minti 30 a kowace zagaye). Kayan da aka yi da carbon yana haifar da tabo baƙi a kan fim ɗin, wanda ke buƙatar rarraba sharar gida da hannu da rage inganci.
2.Tsarin Sanyaya: Sanyaya iri ɗaya don Tabbatar da "Fuskantar Fim + Rage Daidaito"
• Daidaita Na'urar Sanyaya:Daidaita daidaiton na'urorin sanyaya guda uku kowane wata ta amfani da matakin laser (juriya <0.1 mm). A lokaci guda, yi amfani da ma'aunin zafi na infrared don sa ido kan zafin saman na'urar (wanda aka sarrafa a 20-25°C, bambancin zafin <1°C). Zafin da ba shi da daidaito yana haifar da rashin daidaituwar saurin sanyaya fim, wanda ke haifar da bambance-bambancen raguwa (misali, raguwar kashi 50% a gefe ɗaya da kuma kashi 60% a ɗayan) kuma yana buƙatar sake yin aiki da kayayyakin da aka gama.
• Inganta Zoben Iska:Don tsarin fim ɗin da aka hura (wanda ake amfani da shi don wasu ƙananan fina-finan rage zafi), daidaita daidaiton iska na zoben iska. Yi amfani da na'urar auna iska don tabbatar da cewa bambancin saurin iska a cikin alkiblar da'ira na hanyar fitar da zoben iska ya kai <0.5 m/s. Saurin iska mara daidaituwa yana lalata kumfa na fim ɗin, yana haifar da "ɓacewa daga kauri" da kuma ƙara ɓarna.
3.Sake Amfani da Gyaran Gyaran Juna da Edge: Aiki da Kai Yana Rage "Shiga Hannun Jari da Hannu"
• Injin Na'urar Na'urar Na'urar Aiki ta atomatik:Canja zuwa na'urar juyawa mai "kulle-madaidaiciyar motsi". Daidaita tashin hankali a ainihin lokacin (saita bisa ga kauri na fim: 5–8 N don fina-finai masu siriri, 10–15 N don fina-finai masu kauri) don guje wa "launching mai sassauƙa" (yana buƙatar sake juyawa da hannu) ko "launching mai ƙarfi" (yana haifar da shimfiɗa fim da nakasa). Ingantaccen launching yana ƙaruwa da kashi 20%.
• Sake Amfani da Shara Nan-da-nan a Wurin:Sanya "tsarin haɗakar ciyar da gefen da aka niƙa" kusa da injin yankewa. Nan da nan a murƙushe gefen da aka samar (faɗin mm 5-10) a lokacin yankewa sannan a mayar da shi zuwa ga hopper na extruder ta hanyar bututun mai (an haɗa shi da sabon abu a rabo na 1:4). Yawan sake amfani da gefen da aka yi amfani da shi yana ƙaruwa daga kashi 60% zuwa 90%, yana rage ɓarnar kayan da aka yi amfani da su da hannu kuma yana kawar da asarar lokaci daga sarrafa tarkace da hannu.
Gyaran Tsarin Aiki: Gyara "Sarrafa Sigogi" don Guji "Lalacewar Rukunin Aiki"
Ƙananan bambance-bambance a cikin sigogin tsari na iya haifar da bambance-bambance masu mahimmanci a cikin inganci, koda tare da kayan aiki iri ɗaya da kayan aiki iri ɗaya. Ƙirƙiri "teburin ma'auni na sigogi" don manyan ayyuka uku - fitarwa, sanyaya, da yankewa - kuma saka idanu kan gyare-gyare a ainihin lokaci.
1.Tsarin Fitarwa: Sarrafa "Matsalar Narkewa + Saurin Fitarwa"
• Matsi na Narkewa: Yi amfani da na'urar firikwensin matsa lamba don sa ido kan matsin narkewa a wurin shigar da na'urar (wanda aka sarrafa a 15-25 MPa). Matsi mai yawa (30 MPa) yana haifar da zubar da na'urar kuma yana buƙatar lokacin aiki don gyarawa; rashin isasshen matsin lamba (10 MPa) yana haifar da rashin ruwan narkewa da rashin daidaituwar kauri na fim.
• Saurin Fitarwa: Saita bisa kauri na fim—20–25 m/min ga siririn fim (0.02 mm) da kuma 12–15 m/min ga kauri fim (0.05 mm). Guji "miƙa jan hankali mai yawa" (rage ƙarfin fim) wanda babban gudu ko "ɓatar da ƙarfin aiki" daga ƙarancin gudu ke haifarwa.
2.Tsarin Sanyaya: Daidaita "Lokacin Sanyaya + Zafin Iska"
• Lokacin Sanyaya: Sarrafa lokacin zama na fim ɗin a kan na'urorin sanyaya a cikin daƙiƙa 0.5–1 (wanda aka cimma ta hanyar daidaita saurin jan hankali) bayan an fitar da shi daga na'urar. Rashin isasshen lokacin zama (
• Zafin Zoben Iska: Don tsarin fim ɗin da aka hura, saita zafin zoben iska zuwa 5–10°C sama da zafin yanayi (misali, 30–35°C don yanayin 25°C). A guji "sanyi kwatsam" (yana haifar da damuwa mai yawa a cikin ciki da kuma yagewa cikin sauƙi yayin raguwa) daga iska mai sanyi da ke hura kai tsaye zuwa kumfa fim ɗin.
3.Tsarin Yankewa: Daidaitaccen "Saitin Faɗi + Kula da Tashin Hankali"
• Faɗin Ragewa: Yi amfani da tsarin jagorar gefen gani don sarrafa daidaiton rabewa, tabbatar da haƙurin faɗin <±0.5 mm (misali, 499.5–500.5 mm don faɗin da abokin ciniki ke buƙata na 500 mm). Guji dawowar abokin ciniki sakamakon karkacewar faɗi.
• Tsantsar Yankewa: Daidaita bisa ga kauri na fim—3–5 N ga siririn fim da kuma 8–10 N ga masu kauri. Tsantsar da ta wuce kima tana haifar da mikewa da nakasa (rage raguwar saurin fim); rashin isasshen tashin hankali yana haifar da sakin fim ɗin (wanda ke iya lalacewa yayin jigilar kaya).
Duba Inganci: "Sa ido a kan layi na ainihi + Tabbatar da Samfurin da ba a yi amfani da shi ba" don kawar da "Rashin bin ƙa'idodi"
Gano lahani na inganci kawai a matakin samfurin da aka gama yana haifar da tarkace gaba ɗaya (rasa inganci da farashi). Kafa "tsarin duba cikakken tsari":
1.Dubawa ta Yanar Gizo: Katse "Lalacewar Nan Take" a Lokacin Ainihin
• Duba Kauri:Sanya ma'aunin kauri na laser bayan naɗewar sanyaya don auna kauri na fim a kowane daƙiƙa 0.5. Saita "ƙa'idar ƙararrawa ta karkacewa" (misali, ±0.002 mm). Idan an wuce iyakar, tsarin yana daidaita saurin fitarwa ko gibin da aka yi amfani da shi ta atomatik don guje wa ci gaba da samar da samfuran da ba su dace ba.
• Dubawar Bayyanar:Yi amfani da tsarin hangen nesa na na'ura don duba saman fim ɗin, gano lahani kamar "baƙi tabo, ramukan rami, da ƙuraje" (daidaitaccen 0.1 mm). Tsarin yana yiwa wuraren lahani da ƙararrawa alama ta atomatik, yana bawa masu aiki damar dakatar da samarwa da sauri (misali, tsaftace mashin ɗin, daidaita zoben iska) da rage sharar gida.
2.Dubawa a Intanet: Tabbatar da "Mahimmin Aiki"
Yi samfurin mirgina ɗaya da aka gama a kowane sa'o'i 2 kuma gwada manyan alamomi guda uku:
• Ƙimar raguwa:Yanke samfuran 10 cm × 10 cm, a dumama su a cikin tanda mai zafin 150°C na tsawon daƙiƙa 30, sannan a auna raguwar a cikin alkiblar injin (MD) da alkiblar juyawa (TD). Ana buƙatar raguwar kashi 50–70% a cikin MD da kuma 40–60% a cikin TD. A daidaita rabon plasticizer ko zafin extrusion idan karkacewar ta wuce ±5%.
• Bayyana gaskiya:Gwada da na'urar auna hazo, wadda ke buƙatar hazo ƙasa da kashi 5% (don fina-finai masu haske). Idan hazo ya wuce misali, duba tsarkin resin ko kuma watsawar stabilizer.
• Ƙarfin Taurin Kai:Gwada ta da injin gwada ƙarfin juriya, wanda ke buƙatar ƙarfin juriya na tsayi ≥20 MPa da ƙarfin juriya na gefe ≥18 MPa. Idan ƙarfin bai isa ba, daidaita ƙimar resin K ko ƙara antioxidants.
"Haɗin gwiwa da Inganci" na Inganci da Inganci
Inganta ingancin samar da fina-finan PVC ya mayar da hankali kan "rage lokacin aiki da ɓata lokaci," wanda ake samu ta hanyar daidaita kayan aiki, inganta kayan aiki, da haɓaka aiki da kai. Inganta inganci yana mai da hankali kan "sarrafa sauyi da kuma katse lahani," wanda ke samun goyon bayan gyaran tsari da cikakken duba tsari. Dukansu ba sa karo da juna: misali, zaɓar ingantaccen aikiMasu daidaita Ca-Znyana rage lalacewar PVC (inganta inganci) kuma yana ƙara saurin fitarwa (ƙara inganta inganci); tsarin dubawa ta yanar gizo yana hana lahani (tabbatar da inganci) kuma yana guje wa ɓarnar tsari (rage asarar inganci).
Kamfanoni suna buƙatar canzawa daga "ingantawa a wuri ɗaya" zuwa "haɓaka tsari," haɗa kayan aiki, kayan aiki, hanyoyin aiki, da ma'aikata zuwa wani tsari na rufewa. Wannan yana ba da damar cimma burin kamar "ƙara yawan samar da kayayyaki 20%, ƙarancin sharar gida 30%, da kuma ƙimar dawowar abokin ciniki <1%," wanda ke kafa fa'ida a kasuwar fim ɗin PVC.
Lokacin Saƙo: Nuwamba-05-2025