Haeba u batla mofuta ofe kapa ofe oa mochini o tsamaeang ka li-reels, ha ho pelaelo hore u tla hloka decoiler kapa decoiler.
Ho tsetela ka thepa e kholo ke mosebetsi o hlokang hore o nahane ka lintlha le likarolo tse ngata. Na u hloka mochine o finyellang litlhoko tsa hau tsa hona joale tsa tlhahiso kapa u batla ho tsetela ho bokhoni ba moloko o latelang? Tsena ke lipotso tseo beng ba mabenkele ba ipotsang tsona hangata ha ba reka mochini o etsang roll. Leha ho le joalo, ho se ho lebisitsoe tlhokomelo e fokolang ho lipatlisiso mabapi le li-unnwinders.
Haeba u batla mochini ofe kapa ofe o tsamaeang ka li-reels, ha ho pelaelo hore u tla hloka decoiler (kapa decoiler joalo ka ha e bitsoa ka linako tse ling). Hore na o na le moqolo oa ho etsa moqolo, oa setempe kapa oa slitting, o tla hloka decoiler ea webo bakeng sa ts'ebetso e latelang; Ruri haho mokgwa o mong wa ho e etsa. Ho netefatsa hore decoiler ea hau e lumellana le litlhoko tsa lebenkele la hau le projeke ho bohlokoa ho boloka leloala la hau le ntse le sebetsa, kaha ntle le thepa mochini o ke ke oa khona ho sebetsa.
Indasteri e fetohile haholo lilemong tse 30 tse fetileng, empa li-unwinders esale li etselitsoe ho fihlela litlhoko tsa indasteri ea reel. Lilemong tse mashome a mararo tse fetileng, bophara ba ka ntle (OD) bo tloaelehileng ba likhoele tsa tšepe e ne e le lisenthimithara tse 48. Ha mochini o ntse o tloaeleha haholoanyane 'me merero e hloka likhetho tse fapaneng, khoele ea tšepe e fetotsoe ho lisenthimithara tse 60 ebe e fihla ho lisenthimithara tse 72. Kajeno, ka linako tse ling bahlahisi ba sebelisa li-diameter tse ka ntle (ODs) tse kholo ho feta lisenthimithara tse 84. teng. Koele. Ka hona, unwinder e tlameha ho lokisoa ho lumellana le bophara bo fetohang ba ka ntle ba reel.
Li-Unwinders li ka fumanoa ho pholletsa le indasteri ea ho etsa roll. Mechini ea kajeno ea ho etsa roll e na le likarolo le bokhoni bo bongata ho feta ba pele ho eona. Ka mohlala, lilemong tse 30 tse fetileng, mechine e etsang roll e ne e sebetsa ka lebelo la maoto a 50 ka motsotso (FPM). Hona joale li sebetsa ka lebelo la maoto a 500 ka motsotso. Phetoho ena ea ho theha roll e boetse e holisa bokhoni le likhetho tsa mantlha tsa decoiler. Ho khetha feela unwinder e tloaelehileng ha hoa lekana; u boetse u lokela ho khetha unwinder e nepahetseng. Ho na le lintlha le likarolo tse ngata tse lokelang ho nahanoa ho netefatsa hore litlhoko tsa lebenkele la hau lia khotsofatsoa.
Baetsi ba li-decoilers ba fana ka likhetho tse fapaneng tsa ho ntlafatsa mokhoa oa ho etsa roll. Li-unwinders tsa kajeno li na le boima ba 'mele ho tloha ho liponto tse 1,000. Ho feta 60,000 lbs. Ha u khetha unwinder, nahana ka litšobotsi tse latelang:
U boetse u hloka ho nahana ka mofuta oa projeke eo u tla beng u e etsa le hore na u tla sebelisa lisebelisoa life.
Tsohle li ipapisitse le likarolo tseo u batlang ho li sebelisa leloaleng la hau la rolara, ho kenyelletsa le hore na moqolo o pentiloe pele, o entsoe ka masenke kapa tšepe e se nang tšepe. Litšobotsi tsena kaofela li tla khetholla hore na u hloka likarolo life tsa unwinder.
Mohlala, li-decoilers tse tloaelehileng li na le lehlakore le le leng, empa ho ba le decoiler e fetolehang ho ka fokotsa nako ea ho leta ha o kenya thepa. Ka mandrel a mabeli, opareitara e ka kenya moqolo oa bobeli mochining, o itokiselitse ho sebetsa ha ho hlokahala. Sena se na le thuso haholo-holo maemong ao mosebeletsi a tlamehang ho fetola li-spools khafetsa.
Hangata baetsi ba lihlahisoa ha ba hlokomele hore na li-unnwinders li ka ba molemo hakae ho fihlela ba hlokomela hore, ho itšetlehile ka boholo ba moqolo, ba ka etsa liphetoho tse tšeletseng ho isa ho tse robeli kapa ho feta ka letsatsi. Hafeela moqolo oa bobeli o ntse o le teng 'me o emetse mochine, ha ho hlokahale hore u sebelise forklift kapa crane ho laela moqolo hang ha moqolo oa pele o sebelisoa. Li-Unwinders li bapala karolo ea bohlokoa ts'ebetsong ea ho etsa li-coil, haholo-holo tlhahiso ea molumo o phahameng moo mochine o ka etsang likarolo ka nako ea lihora tse robeli.
Ha u tsetela ho decoiler, ho bohlokoa ho utloisisa likarolo le bokhoni ba hau ba hajoale. Leha ho le joalo, ho bohlokoa hape ho nahana ka tšebeliso ea nako e tlang ea mochini le merero e ka bang teng nakong e tlang e amanang le mochini oa ho etsa moqolo. Tsena ke lintlha tsohle tse lokelang ho nahanoa ka nepo 'me li ka u thusa ho khetha mokhoa o nepahetseng oa ho phomola.
Likoloi tsa li-coil li thusa ho kenya likhoele holim'a mandrels ntle le ho emela crane kapa forklift ho phethela ts'ebetso.
Ho khetha boholo bo boholo ba arbor ho bolela hore u ka sebelisa li-spools tse nyane mochining. Kahoo, haeba u khetha 24 inches. Spindle, o ka matha ntho e nyane. Haeba u batla ho tlola 36 inches. kgetho, ka nako eo o lokela ho tsetela ka e kholoanyane unwinder. Ho bohlokoa ho sheba menyetla e tlang.
Ha li-reel li ntse li eketseha le ho ba boima ho feta, polokeho e fetoha taba e kholo ka lebenkeleng. Li-Unwinders li na le likarolo tse kholo, tse tsamaeang ka potlako, kahoo basebetsi ba tlameha ho koetlisoa ts'ebetsong ea mochine le litlhophiso tse nepahetseng.
Kajeno, boima ba li-roll bo tloha ho 33 ho isa ho 250 kilograms ka lisenthimithara tse lisekoere, 'me li-unwinders li fetotsoe ho finyella litlhoko tsa matla a lihlahisoa tsa meqolo. Li-reel tse boima li baka mathata a mangata a tšireletso, haholo-holo ha u khaola mabanta. Mochini o na le matsoho a khatello le lirolara tsa buffer ho netefatsa hore webo e phutholoha ha ho hlokahala. Mochini o kanna oa kenyelletsa mochini oa ho fepela le setsi sa ka thoko ho thusa setsing sa ts'ebetso e latelang.
Ha li-spools li ntse li le boima le ho feta, ho ba thata le ho feta ho phutholla mandrel ka letsoho. Li-mandrels tsa katoloso ea li-Hydraulic le bokhoni ba ho potoloha hangata lia hlokahala ha mabenkele a tsamaisa basebelisi ho tloha sebakeng sa ho phomola ho ea libakeng tse ling tsa lebenkele ka mabaka a polokeho. Li-shock absorbers li ka eketsoa ho fokotsa ho fosahala ha unwinder.
Ho latela ts'ebetso le lebelo, likarolo tse ling tsa ts'ireletso li ka hlokahala. Likarolo tsena li kenyelletsa litšepe tse shebaneng le kantle ho thibela lirolo hore li se ke tsa oa, litsamaiso tsa taolo bakeng sa bophara ba kantle le lebelo la ho potoloha, le litsamaiso tse ikhethang tsa mariki tse kang mariki a pholileng ka metsi bakeng sa mela ea tlhahiso e sebetsang ka lebelo le holimo. Sena se bohlokoa ho etsa bonnete ba hore ha ts'ebetso ea ho etsa moqolo e emisa, "unwinder" le eona ea emisa.
Haeba u sebetsa ka thepa ea mebala e fapaneng, li-decoilers tse khethehileng tse nang le mandrel tse hlano li fumaneha. Sena se bolela hore o ka lekana lirolo tse hlano tse fapaneng mochining ka nako e le 'ngoe. Basebelisi ba ka hlahisa likarolo tse makholo ka 'mala o le mong ebe ba fetohela' mala oa bobeli ntle le ho senya nako ho laolla li-spools le ho switjha.
Tšobotsi e 'ngoe ke moqolo kariki e thusang ho kenya moqolo holim'a mandrel. Sena se tiisa hore basebelisi ha baa tlameha ho emela hore crane kapa forklift e kene.
Ho bohlokoa ho ipha nako ea ho hlahloba likhetho tse fapaneng tsa unwinder. Ka mandrels a ka fetolehang ho amohela meqolo e fapaneng ea bophara ba kahare le boholo bo fapaneng ba lipoleiti tsa tšehetso tsa moqolo, ho na le lintlha tse ngata tse lokelang ho nahanoa ho fumana ho lekana hantle. Ho thathamisa likarolo tsa hajoale le tse ka bang teng ho tla u thusa ho tseba likarolo tseo u li hlokang.
Joalo ka mochini o fe kapa o fe, mochini oa ho bopa o na le phaello ha o ntse o sebetsa. Ho khetha decoiler e nepahetseng ho lumellana le litlhoko tsa lebenkele la hau tsa hajoale le tsa nako e tlang ho tla thusa mochini oa hau oa ho etsa roll hore o sebetse hantle le ka polokeho.
Jasvinder Bhatti ke motlatsi oa mopresidente oa nts'etsopele ea kopo ho Samco Machinery, 351 Passmore Ave., Toronto, Ontario. M1V 3N8, 416-285-0619, www.samco-machinery.com.
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