Ifomu ethe nkqo Gcwalisa iTywina (VFFS) yoomatshini bokupakishazisetyenziswa phantse kuwo onke amashishini, ngesizathu esivakalayo: bayakhawuleza, bazikhawuleze, izisombululo zokupakisha kwezoqoqosho ezigcina indawo ebaluleke kakhulu kwizityalo.
Nokuba ngaba umtsha wokupakisha oomatshini okanye sele unenkqubo ezininzi, amathuba anomdla wokuba basebenza njani. Kweli nqaku, sihamba ngendlela ethe nkqo ngokuzaliswa ngumatshini wokutywina ijika ifilimu yephakheji kwibhegi egqityiweyo.
Oomatshini bokupakisha, bekuthe tye baqala ngoluhlu olukhulu lwefilimu, balume kwingxowa yengxowa, bagcwalise ingxowa ngemveliso, kwaye bayitywine, kwisantya esithe nkqo, kwisantya esimalunga nama-300 eengxowa ngomzuzu. Kodwa kukho okuninzi kuyo kunoko.
1. Ukuthutha ifilimu kunye nokungabikho
Amatshini wokupakisha ethe nkqo Sebenzisa iphepha elinye lemifanekiso yefilimu eyenziwe ngeenxa zonke, idla ngokubizwa ngokuba yiRollstock. Ubude obuqhubekayo bokupakisha bubizwa ngokuba yi-Wilimul Web. Ezi zixhobo zinokwahluka kwi-polyethylene, i-cellophane iwilene, ii-foil amalazi kunye nephepha. Uluhlu lwefilimu lubekwa kwindibano yesitshizi ngasemva komatshini.
Xa umatshini wokupakisha we-VFF uyasebenza, ifilimu ihlala itsalwa ngaphandle kwe-roll ye-Belts zothutho lwefilimu, ezikwicala elikwicala le-tube ebekwe phambi komatshini. Le ndlela yothutho yeyona isetyenziswa kakhulu. Kwezinye iimodeli, ukutyibilika ngokwabo kuyibambe ifilimu kwaye uzobe phantsi, uhambise umatshini wepakisi ngaphandle kokusetyenziswa kweebhanti.
Isondo eliqhutywa yi-UNind-the Wood-Hound-Hught Lill (I-UNInd ANIT) inokufakwa ukuqhuba iroli yefilimu njengokuncedisa ekuqhutyeni iibhanti ezimbini zefilimu. Olu khetho luphucula inkqubo engahambelaniyo, ngakumbi xa ifilimu inzima.
2. Ingqumbo yefilimu
I-vff-paki-yomatshini-filimu-kunye nefilimu engakhange ifune ngaphandle kwefilimu, ifilimu ayikho kwi-roll kwaye idlula kwingalo yomdaniso eyingalo ye-pivoot ene-pivoot esematshini wokupakisha. Ingalo ibandakanya uthotho lweengqokelela. Njengothutho lwefilimu, ingalo inyuka iye ezantsi ukuze igcine ifilimu iphantsi koxinzelelo. Oku kuqinisekisa ukuba ifilimu ayizukubhadula ukusuka kwelinye icala njengoko ihamba.
I-3. Ukuprinta okukhethiweyo
Emva komdanisi, ifilimu emva koko ihamba kwiyunithi yokuprinta, ukuba ifakiwe enye. Abashicileli banokuba yi-thermal okanye i-inki ye-inki. Umshicileli ubeka iikhowudi ezinqwenelekayo / iikhowudi kwifilimu, okanye isetyenziselwa ukubeka amanqaku ubhaliso, iigrafiki, okanye iilogo kwifilimu.
4. Ukulandela umkhondo wefilimu kunye nokuma
I-vffs-paki-umatshini-umkhondo wefilimu yefilimu Ifilimu idlule phantsi komshicileli, ihamba ihamba iliso lokubhalisa. Iliso lokuBhalisa iliso lifumana amanqaku obhaliso kwifilimu eprintiweyo kwaye emva koko, ilawula iibhanti ezidonweni zinxibelelana nefilimu kwityhubhu. I-Shoto-Iliso ligcina ifilimu ibekwe ngokuchanekileyo ukuze ifilimu iya kusikwa kwindawo efanelekileyo.
Okulandelayo, le filimu ihamba ooluvo lwefilimu ebonakalayo efumanisa indawo yefilimu njengoko ihamba ngomatshini wokupakisha. Ukuba oosoyensi bafumanise ukuba umda wefilimu utshintsha kwisikhundla esiqhelekileyo, umqondiso uvelisiwe ukuba ushukumise isenzo. Oku kubangela ukuba yonke inqwelana inqwenelekayo itshintshe kwelinye icala okanye enye njengoko kufuneka ukuzisa umda kwifilimu ibuyele kwindawo efanelekileyo.
I-5. Ingxowa yengxowa
I-VFF-ye-vff-paki-ye-Tube-ye-Tube-ye-Tube-yeTube apha, ifilimu ingena kwindibano ye-tube. Njengoko ikhutshiwe igxalaba (ikhola) kwi-tube yokwakha, isongelwe ityhubhu ukuze isiphumo sefilimu sinemiphetho emibini yefilimu egqumayo. Esi sisiqalo senkqubo yokwenziwa kwengxowa.
Ityhubhu yokwakha inokusetwa ukuba yenze itywina le-laphu okanye itywina le-pin. Itywina le-laphu ligqobhoza imiphetho emibini yefilimu yokwakha itywina, ngelixa itywina le-FIL litshata lemigangatho emibini yefilimu ukwenza itywina elinamatywina, njenge-fin. Itywina le-laphu lithathelwa ingqalelo ngokubanzi elithandekayo kwaye lisebenzisa izinto ezingaphantsi kwetywina eline-pin.
Ikhowudi ye-Roustary ibekwe kufutshane negxalaba (ikhola) ye-tube. Ifilimu eshukumayo enxibelelana nevili le-encor liqhuba. Ipulse ivelisiwe kuyo yonke intshukumo, kwaye oku kudluliselwa kwi-PLC (yenkqubo ye-Lognic). Ukuseta ubude bengxowa bubekwe kwi-HMI (i-cortion yomatshini) yescreen njengenani kwaye emva kokuba esi sicwangciso sifikelelekile kwi-shyd yothutho.
Ifilimu itsaliwe ziimoto ezimbini zegiya eziqhuba i-fact-phantsi i-belts ye-falls ekhoyo ngapha nangapha kwetyhubhu yokwakha. Tsala iibhanti ezisebenzisa i-vacuum ukubamba ifilimu yokupakisha inokufakwa endaweni yeebhanti ezingxamisekileyo ukuba ifunwa. Iibhanti ezingxamisekileyo zihlala zicetyiswa kwiimveliso ezinothuli njengoko zifumana ukunxiba kancinci.
I-6. Ingxowa yokugcwalisa kunye nokutywina
I-vffs-paki-ethe tye-ethe tywina-tywina-tywina ifilimu iya kuma ngokufutshane (kubatshini bokubhalwa kwemisebenzi yethutyana) ngenxa yoko le ngxowa yayo inokuthi ifumane itywina layo ngokuthe nkqo. Ibha yetywina elithe nkqo, elishushu, liqhubela phambili kwaye liqhagamshelane ne-velap ethe nkqo kwifilimu, iqhubela imiboniso bhanyabhanya kunye.
Kwisixhobo esiqhubekayo se-vffs vffs, iindlela ezithe nkqo zihlala zinxibelelana nefilimu ngokuqhubekayo ke ifilimu ayidingi ukuba iyeke ukufumana umthungo wayo othe nkqo.
Emva koko, iseti ye-uperrais ethe tywina eshushu yokutywina ukuba itywine itywina eliphezulu lengxowa elinye kunye netywina elisezantsi lengxowa elilandelayo. Ngoomatshini bokupakisha okwethutyana, ifilimu iza kuma eyokwayalela itywina elithe tyaba ukusuka kwimihlathi ehamba ngentshukumo evalekileyo. Ngoomatshini bokupakisha okuqhubekayo, ii-jew ngokwazo zihamba kwiindawo eziphakamileyo nezivulekileyo zokutywina ifilimu njengoko ishukumayo. Abanye oomatshini bokuhamba okuqhubekayo baneeseti ezimbini zokutywina kwemihlathi yesantya esongeziweyo.
Inketho yenkqubo yokubandezeleka 'ebandayo' yi-ultrasonics, ihlala isetyenziswa kumashishini kunye neemveliso ezibuthathaka zobushushu okanye ezingcolileyo. Ukutywinwa kwe-Ultrasonic usebenzisa ii-pictones ukuze kubuhlungu kwinqanaba lemolekyuli evelisa ubushushu kuphela kwindawo ephakathi kweefilimu zefilimu.
Ngelixa imihlathana yokutywina ivaliwe, imveliso epakishwe ihlisiwe ihlisiwe phakathi kwetyhubhu yokwenza ityhubhu kwaye izaliswe ebhegini. Isixhobo sokugcwalisa ngokungathi sisikali sentloko okanye isimilo se-aunter sinoxanduva lomlinganiso ochanekileyo kunye nokukhutshwa kwenani lemveliso ukuba liphoswe kwingxowa nganye. Ezi filitha aziyinxalenye esemgangathweni yomatshini wokupakisha i-vff kwaye kufuneka ithengwe ukongeza kumatshini ngokwayo. Uninzi lwamashishini ludibanisa i-filler kunye nomatshini wazo wokupakisha.
I-7. Ingxowa yengxowa
I-VFF-Sport-Dat-I-Discharterater Imveliso ikhutshelwe ebhegini, isitshetshe esibukhali ngaphakathi kwetyhubhu setywina siqhubela phambili kwaye sinqumle ibhegi. I-jaw ivula kunye ne-fack yehla. Esi sisiphelo somjikelo omnye kumatshini wokupakisha nkqo. Kuxhomekeka kumatshini kunye nohlobo lwengxowa, izixhobo ze-vff zinokugcwalisa phakathi kwe-30 ukuya kwengama-300 zale mijikelezo ngomzuzu.
Ingxowa egqityiweyo inokukhutshwa kwimkeli okanye kumhambisi kwaye ithuthwe izixhobo ze-GARLL NET AMAVIYO
Iposi: Apri-19 ukuya ku-2004