Ke lintlha life tse bohlokoa ha u khetha phala ea PVC ea conical twin screw barrel?

Ho khetha Pipe e nepahetseng ea PVC le Profile E etselitsoengExtruders Conical Twin Screw Barrele susumetsa ts'ebetso ea mochini ka bobeli le boleng ba sehlahisoa. The Extruders Conical Twin Screw Barrel e fana ka tlhahiso e phahameng ea torque le taolo e nepahetseng ea mocheso, e tšehetsang extrusion e sebetsang hantle.Conical twin screw extruder PVCmehlala e sebelisa tšepe e sa sebetseng ea alloy mme e fana ka bokhoni bo matla ba ho itlhoekisa, ho fokotsa nako ea ho phomola. TheExtruder Conical Twin Screw Extruder Barrelnetefatsaho kopanya ho tšoanangle ts'ebetso e tsitsitseng, ho lelefatsa bophelo ba lisebelisoa.

Tšebelisano ea lintho tse bonahalang bakeng sa Pipe ea PVC le Profile E etselitsoe Extruders Conical Twin Screw Barrel

Bohlokoa ba Lisebelisoa tsa Barel bakeng sa PVC

Ho khetha thepa e nepahetseng ea moqomo bakeng sa aPVC Pipe le Profile E etselitsoe Extruders Conical Twin Screw Barrele bohlokoa bakeng sa boleng ba sehlahisoa le ho tšoarella ha mochini. Lik'hemik'hale tsa PVC hangata li na le li-additives le lisebelisoa tse sebetsang tse ka hlaselang lebota le ka hare la moqomo ka lik'hemik'hale. Haeba thepa ea moqomo e sa tsamaisane, sena se ka lebisa ho senyeha ka potlako, ho senya, esita le ho theoha ha mochine ka nako e sa lebelloang.

• Lisebelisoa tsa PVC le tse thibelang malakabe li hloka liphahlo tse sa rueng, joalo ka nickel kapa chrome plating, ho thibela ho senya.
• Lisebelisoa tse sa lumellaneng tsa li-barrel kapa liphahlo li ka baka ho apara ka potlako, ho lebisa ho phallo e sa tsitsang ea ho qhibiliha le ho felloa ke matla holimo.
• Lisebelisoa tse sa lumellaneng tsa screw le barrel li ka baka ho qhibiliha le ho tsoakana ho sa sebetseng hantle, ho senyeha ho feteletseng, le ho khutsufatsa nako ea bophelo ea likaroloana.
• Ho khetha lisebelisuoa tse sa cheng kapa tse thibelang ho bola tse etselitsoeng mofuta oa resin ho thusa ho boloka ho qhibiliha ho tsitsitseng, ho boloka boholo ba likarolo, le ho lelefatsa screw le barrel bophelo.

Lithempereichara tse phahameng tsa ts'ebetso le likhatello, tse kopantsoeng le mongobo le likhase, li ka potlakisa ho apara le ho senya haeba thepa ea moqomo e sa tšoanelehe. Lisebelisoa tse tsoetseng pele joalo ka tšepe ea phofo li fana ka khanyetso e phahameng ea kutu le matla a mochini, a eketsang bophelo ba ts'ebeletso ea barrel le screw haholo. Ka ho khetha thepa e nepahetseng ho latela mofuta oa resin le maemo a ts'ebetso, bahlahisi ba ka fokotsa nako e sa reroang le ho ntlafatsa boleng ba lihlahisoa.Liphaephe tsa PVC le profiles.

Keletso: Kamehla bapisa thepa ea barrel le motsoako o khethehileng oa PVC le tikoloho ea ho sebetsa ho eketsa nako ea bophelo ba lisebelisoa le ho netefatsa boleng bo tsitsitseng ba sehlahisoa.

Karolo ea Liaparo tsa Bokaholimo le Liphekolo

Liaparo tse ka holimo le liphekolo li bapala karolo ea bohlokoa ho sireletseng Pipe ea PVC le Profile E etselitsoeng Extruders Conical Twin Screw Barrel ho tloha maemong a thata a ho sebetsa ha PVC. Lisosa tse ka sehloohong tsa ho senyeha ha moqomo ke tsona tse bakang ho senyeha ha moqomo. Liaparo le liphekolo li matlafatsa khanyetso ea abrasion, ho hanyetsa kutu, le ho thatafala ha bokaholimo, ha li ntse li fokotsa likhohlano.

Ho roala ka laser ka li-alloys tse thehiloeng ho nickel tse matlafalitsoeng ka likaroloana tsa tungsten carbidee etsa lintja tse teteaneng, tse thata, tse se nang sekoli. Liaparo tsena li etselitsoe ho thibela ho roala le ho senya, tse atileng ka har'a libarele tsa ho sebetsa tsa PVC. Liaparo tsa bimetallic, tse kang li-alloys tsa nickel-cobalt tse nang le chromium carbides, li fana ka kutu e phahameng le ho hanyetsa ho apara. Mekhoa ea setso ea ho thatafatsa bokaholimo joalo ka nitriding e sireletsa khahlano le ho roala empa e kanna ea se lekane bakeng sa kutu. Laser cladding e lumella li-gradients tsa sebopeho ho latela bolelele ba moqomo, ho sebetsana le mekhoa e fapaneng ea ho roala le ho senya.

• Mefuta ea liaparo tse amang libarele li kenyelletsa moaparo oa sekhomaretsi, oa abrasive le o senyang, 'me liaparo tse senyang li atile haholo ts'ebetsong ea PVC.
• Khetho ea thepa e bohlokoa: li-alloys tse fapaneng li fana ka maemo a fapaneng a ho hanyetsa, 'me lisebelisoa tse etselitsoeng li-resin tse senyang li ntlafatsa ho tšoarella ha moqomo.
• Ho ntlafatsa bokaholimo ba moqomo, joalo ka ho etsa sebaka se boreleli le se se nang sekoli, ho fokotsa likhohlano le ho khathala, ho thusa ho hanela kutu le ho senyeha ho amanang le PVC.

Ka ho sebelisa litlolo le liphekolo tse tsoetseng pele, bahlahisi ba ka lelefatsa nako ea bophelo le ts'ebetso ea PVC Pipe le Profile E etselitsoeng Extruders Conical Twin Screw Barrel, esita le libakeng tse boima haholo.

Moralo oa Screw le Barrel ka Pipe ea PVC le Profile E etselitsoe Extruders Conical Twin Screw Barrel

Conical Geometry le Melemo ea eona

Conical geometry e hlahella e le tšobotsi e hlalosang libarele tse peli tsa screw bakeng sa extrusion ea PVC. Moralo o tapered butle-butle o fokotsa bophara ba screw ho tloha sebakeng sa phepelo ho ea sebakeng sa ho tsoa. Sebopeho sena se tlisa melemo e mengata ts'ebetsong ea extrusion:

• Ts'ebetso e phahameng ea ho kopanya e bakoa ke ho kuta ho eketsehileng le ho ferekana, e leng se tiisang hore ho ajoa ka mokhoa o ts'oanang oa li-additives.
• Ho ikamahanya le maemo ho li-viscosity tse fapaneng tsa thepa le litlhoko tsa ts'ebetso li ts'ehetsa mefuta e mengata e fapaneng ea lihlahisoa tsa PVC le PE.
• Taolo e ntlafalitsoeng ea mocheso e lumella ho futhumatsa le ho pholisa ka mokhoa o ts'oanang, ho ntlafatsa boleng ba sehlahisoa le ho fokotsa likoli.
• Tšebeliso e fokotsehileng ea matla e tsoa ho phallo e nepahetseng le jometry e ntlafalitsoeng ea screw.
• Bophelo ba lisebelisoa bo atolositsoeng bo finyelloa ka ho fokotsa sekhahla sa ho apara le ho hlōleha.
• Matla a ntlafetseng a ho kopanya le ho qhibiliha a lebisa ts'ebetsong e tsitsitseng le boleng bo tsitsitseng ba tlhahiso.
• Ho eketseha ha bokhoni ba tlhahiso hoa khoneha ka lebaka la linako tse potlakileng tsa ho sebetsa le ho phalla ha thepa e boreleli.
• Ho tšoarella ha nako e telele ho fokotsa litlhoko tsa tlhokomelo le nako ea ho theoha.
• Bokhoni ba ho kopanya bo sebetsang ka ho hohla le ho seha ka har'a moqomo bo ntlafatsa boleng ba sehlahisoa.
• Ketso ya ho itlhoekisae fokotsa nako ea ho bokella le ho hloekisa.

Tlhokomeliso: Moralo oa conical twin screw barrel o ts'ehetsa tlhahiso e phahameng le ts'ebetso e tšepahalang, e etsa hore e be e loketseng bakeng sa Pipe ea PVC le Profile E etselitsoe likopo tsa Extruders Conical Twin Screw Barrel.

Karolelano ea L / D le Compression Ratio bakeng sa Pipe ea PVC

Karo-karolelano ea bolelele-ho-diameter (L/D) le karo-karolelano ea khatello ke lintlha tsa bohlokoa molemong oa moralo oa screw le barrel. Lintlha tsena li ama ka ho toba polasetiki le ho fetisa bokhoni ba extruder.

Karo-karolelano e nepahetseng ea L/D e leka-lekanya khatello le litlamorao tsa polasetiki, e netefatsa ho qhibiliha le ho tsoaka ha PVC. Karo-karolelano ea khatello, e kopantsoeng le phapang ea bophara ba screw, e laola ho kuta le ho kenya matla. Bophara bo tlase karolong ea metering bo fella ka litekanyetso tse tlase tsa ho kuta, tse fokotsang ho phahama ha mocheso le khatello ea thepa. Ts'ebetso ena e ntlafatsa thepa ea mochini le boleng ba liphaephe ka kakaretso. Sebaka sa compression se boetse se sebetsa e le tiiso ho thibela phofshoana e khutlang, ho netefatsa hore maemo a fusion le extrusion a tsitsitse.

Keletso: Lokisa liparamente tsa screw ho ipapisitsoe le litlhoko tsa sehlahisoa ho fihlela polasetiki e nepahetseng le boleng ba tlhahiso bakeng sa Pipe ea PVC le Profile E etselitsoe Extruders Conical Twin Screw Barrel.

Tšusumetso ho boleng ba ho qhibiliha le ho tsoaka

Moralo oa Screw le barrel o ama ka kotloloho ho qhibiliha, ho homogenization, le ho tsamaisa metsoako ea PVC. Lintlha tsa bohlokoa tsa moralo li kenyelletsa karo-karolelano ea L/D, karo-karolelano ea compression, le screw geometry. Li-screw profiles tse ikhethileng, joalo ka li-barrier screws le likarolo tse kopanyang, li ntlafatsa ho tšoana ho qhibilihang le ho hasana ha mebala.

• Mehaho ea li-screw tsa mekhahlelo e mengataarola screw ka libaka bakeng sa ho qhibiliha, ho kopanya, le ho tlosa khase, ho ntlafatsa phepelo ea lintho tse bonahalang le ho fokotsa likoli.
• Li-barrier screws li arola lintho tse tiileng le tse qhibilihisitsoeng, tse matlafatsang ho qhibidiha le ho theola tshebediso ya matla.
• Geometry e nepahetseng ea screw le compression ratios e netefatsa phetisetso e boreleli, ho qhibiliha ho ts'oanang, le phallo e tsitsitseng ea thepa, e amang homogeneity ka kotloloho.
• Sistimi ea ho kenya moea ka har'a meqomo e tlosa moea, mongobo le ho ferekana, e thibela ho thiba lijo le ho ntlafatsa boleng ba lipeipi tsa ho qetela.
• Taolo e nepahetseng ea mocheso ka har'a barrel e thibela ho senyeha ha thepa le ho netefatsa boleng bo tsitsitseng ba ho qhibiliha.

Ho hlaka pakeng tsa screw le barrel ho bohlokoa bakeng sa boleng ba ho qhibiliha. Ho hloekisoa ho feteletseng ho eketsa ho khutlela morao le likhohlano, ho baka ho futhumala ho feteletseng le ho senyeha ha polymer. Screw head geometry e susumetsa phallo ea lintho tse bonahalang lefing, e ama likotsi tsa ho bola ha mocheso.Meetso e tsoetseng pele ea screwka mekhoa e mengata ea likanale e ntlafatsa haholo ho kopanya le homogenization ho extrusion ea pipe ea PVC.

Callout: Tlhokomelo ea kamehla le ho beha leihlo ho aparoa ha screw le barrel ho bohlokoa ho boloka melemo ena le ho netefatsa boleng ba sehlahisoa bo sa fetoheng.

Moralo oa conical twin screw barrel, ha o pentiloe ka tekanyo e nepahetseng ea L/D le karo-karolelano ea compression, o fana ka boleng bo holimo ba ho qhibiliha le ho kopanya. Mokhoa ona o ts'ehetsa tlhahiso e phahameng, 'mala o ts'oanang, le thepa e ntlafalitsoeng ea mochini ho PVC Pipe le Profile E etselitsoe tlhahiso ea Extruders Conical Twin Screw Barrel.

Wear and Corrosion Resistance in PVC Pipe le Profile E etselitsoe Extruders Conical Twin Screw Barrel

Bimetallic vs. Nitrided Barrels

Ho khetha mofuta o nepahetseng oa barrel ho bohlokoa bakeng sa ts'ebetso e tšoarellang nako e telele ho PVC extrusion. Li-barrel tsa nitrided li fana ka boima bo phahameng ba holim'a metsi le ho hanyetsa mokhathala o motle. Leha ho le joalo, ha li hanyetse ho bola hantle, haholo-holo ha li pepesehetse hydrochloric acid e lokolloa nakong ea ts'ebetso ea PVC. Ka lehlakoreng le leng, libarele tsa Bimetallic li na le lesela le teteaneng le ka hare le entsoeng ka li-alloys tse khethehileng. Liner ena e fana ka moaparo o babatsehang le ho hanyetsa kutu, ho etsa hore libarele tsa bimetallic e be khetho e ntle bakeng sa libaka tse thata.

Libarele tsa Bimetallice ka tšoarella nako e telele ho isa ho makhetlo a mahlano ho feta libarele tsa nitrided ha e sebetsa PVC Pipe le Profile E etselitsoe Extruders Conical Twin Screw Barrel. Li boetse li fokotsa litšenyehelo tsa nako le tlhokomelo, ha li ntse li tšehetsa tlhahiso e phahameng ea tlhahiso.

Ho sebetsana le PVC's Corrosive Nature

PVC e ntša hydrochloric acid nakong ea extrusion, e hlaselang ka matla libarele tse tloaelehileng tsa tšepe le likurufu. Asiti ena e ka senya tšepe ea nitrided kapele, tšepe ea sesebelisoa, esita le litšepe tse ling tsa alloy. Ho sireletsa lisebelisoa, bahlahisi ba sebelisa li-bimetallic barrel linings tse nang le li-alloys tse nang le nickel kapa liaparo tse khethehileng tsa holim'a metsi. Lisebelisoa tsena li hanela tlhaselo ea abrasion le lik'hemik'hale.

Basebelisi ba boetse ba tlameha ho latela mekhoa e metle ho lelefatsa bophelo ba lisebelisoa:

• Hlahloba le ho hloekisa lipeipi tsa metsi a pholileng ho thibela ho bokellana le ho senya.
• Sebelisa li-filters tsa makenete sebakeng se kenang ho thibela lithōle tsa tšepe ka har'a barrel.
• Tšela grease e thibelang mafome ho li-screw le li-shafts nakong ea ho koala nako e telele.
• Boloka li-screw tse nyane hantle ho qoba ho kobeha kapa ho senya.
• Hloekisa lintho tse setseng ho tloha moqomong le hloohong ea mochini ka hloko.

Tlhokomelo ea kamehla le taolo e hlokolosi ea "screw-barrel clearance" e thusa ho thibela ho senyeha ho potlakileng le ho senya. Mehato ena e netefatsa ts'ebetso e tšepahalang le boleng bo tsitsitseng ba sehlahisoa.

Mochini le Ts'ebeliso e Loketseng bakeng sa Pipe ea PVC le Profile E etselitsoe Extruders Conical Twin Screw Barrel

Ho bapisa lintlha tsa Barrel ho Extruder Model

Ho khetha lintlha tse nepahetseng tsa barrel bakeng sa mohlala o mong le o mong oa extruder ho netefatsa ts'ebetso e boreleli le tlhahiso ea boleng bo holimo. Lienjineri li tlameha ho hokahanya libaka tsa meqomo le likarolo tsa screw, joalo ka lintho tse tiileng tse tsamaisang, ho qhibiliha, le metering. Ba beha mocheso oa sebaka ka seng ho ipapisitse le sebaka sa ho qhibiliha sa resin kapa sebaka sa phetoho ea khalase, ebe se fetela holimo bakeng sa ho qhibiliha le ho phalla hantle. Sebaka sena se hlokolosi se thusa ho boloka ho qhibiliha ha polymer e tšoanang le ho fokotsa likoli.

1. Hlalosa libaka tsa libarele tse tsamaellanang le likarolo tsa screw.
2. Beha lintho tse tiileng tse fetisang mocheso oa libaka hoho qhibiliha ha resin kapa mocheso oa phetoho ea khalase hammoho le 50 ° C.
3. Eketsa mocheso oa sebaka se qhibilihang ka 30-50 ° C ka holim'a sebaka se fetisang lintho tse tiileng.
4. Fetola sebaka sa metering ho tsamaisana le mocheso oa ho tsoa.
5. Fetola mocheso bakeng sa boleng bo holimo ba ho qhibiliha le bofokoli bo fokolang.
6. Nahana ka moralo oa screw, ho khathala, le litlamorao tsa ho pholisa.
7. Butle-butle eketsa mocheso ka libaka bakeng sa tlhahiso e tsitsitseng.

Haeba lintlha tsa barrel li sa lumellane le mohlala oa extruder, mathata a ka hlaha. Ho se leka-lekane, khatello ea mochini, le ho atolosoa ha mocheso ho ka lebisa ho putlama ha moqomo kapa ho robeha ha screw. Ho se tsamaisane hantle ho ka boela ha baka litšitiso, ho senyeha ho eketsehileng, le ho fokotsa boleng ba sehlahisoa.

Sizing bakeng sa Bophara ba Pipe le Litlhoko tsa Sephetho

Siling ea moqomo e ama ka kotloloho bophara ba liphaephe le sekhahla sa tlhahisoka PVC extrusion. Li-diameter tse kholoanyane tsa barrel li lumella li-screws tse kholoanyane, tse ka hlahisang liphaephe tse kholoanyane le lisebelisoa tse phahameng. Karolelano ea bolelele-ho-diameter (L/D) le moralo oa screw li boetse li susumetsa katleho ea ho qhibiliha le ho kopanya. Ha ho roala ho eketsa tumello pakeng tsa screw le barrel, marotholi a tsoang le boleng ba sehlahisoa bo senyeha. Mohlala, keketseho e nyane ea tumello e ka fokotsa tlhahiso ka liponto tse 60 ka hora ka extruder ea 4.5-inch. Tlhokomelo ea kamehla le boholo bo nepahetseng li thusa ho boloka ts'ebetso e tsitsitseng le ho eketsa tlhahiso bakeng sa Pipe efe kapa efe ea PVC le Profile E etselitsoeng Extruders Conical Twin Screw Barrel kopo.

Tshebetso le Tlhokomelo ea Pipe ea PVC le Profile E etselitsoe Extruders Conical Twin Screw Barrel

Boleng ba sephetho le ho tsitsisa

E lumellanang boleng ba tlhahiso kaTlhahiso ea liphaephe tsa PVCe itšetlehile ka lintlha tse 'maloa tsa bohlokoa.

1. Baetsi ba sebelisa thepa ea boleng bo holimo ho tsoa ho barekisi ba tšepahalang ho netefatsa ho ts'oana ho resin ea PVC le li-additives.
2. Ba khetha meralo ea extruder e tsamaellanang le ts'ebeliso, ho nahanoa ka karo-karolelano ea bolelele ba sekoti-ho-diameter, profil ea screw, libaka tsa ho futhumatsa barrel, le moralo oa die.
3. Basebelisi ba boloka maemo a nepahetseng ka ho lekanya lebelo la screw, mocheso oa barrel, le sekhahla sa phepelo ea thepa.
4. Tlhokomelo ea kamehla, ho kenyelletsa ho hloekisa le ho e nchafatsa, ho boloka ts'ebetso e tsitsitse.
5. Basebelisi ba koetlisitsoeng hantle ba beha leihlo tlhahiso le ho lokisa litlhophiso ho thibela liphoso.

Liphapang tsa moralo oa screw, joalo ka karo-karolelano ea khatello le likhoele tse kopanyang, li ama ka kotloloho ho kopanya le viscosity ea PVC e qhibilihang. Taolo e nepahetseng ea mocheso le litokiso tsa lebelo la screw li thusa ho boloka botenya ba lebota bo tšoanang le ho fokotsa likoli.

Mehopolo ea Katleho ea Matla

Li-extruder tsa conical twin screw li fana ka torque e phahameng ka lebelo le tlase la screw, e ntlafatsang botsitso ba phepo le ho fokotsa tšebeliso ea matla. Moralo oa conical butle-butle o eketsa khatello le ho kopanya, e leng se lebisang ho boleng bo botle ba ho qhibiliha le ho fokotsa tšebeliso ea matla. Ha ho bapisoa le li-extruder tsa screw e le 'ngoe, mefuta ea conical twin screw e ka sebelisa matla a ka tlase ho 50% tlhahisong ea liphaephe tsa PVC.

Likarolo tsa moralo joalo ka geometry ea screw e ntlafalitsoeng, taolo e tsoetseng pele ea mocheso, le li-motor tse bolokang matla le tsona li ntlafatsa ts'ebetso.

Ho Hloekisa Bonolo le Tlhokomelo

Tlhokomelo e bonolo e eketsa nako ea ts'ebetso bakeng saPVC Pipe le Profile E etselitsoe Extruders Conical Twin Screw Barrel.

• Lisebelisoa tse nang le meralo e bonolo, e matla li fokotsa tlhoko ea ho sebeletsa khafetsa.
• Ho hloekisa kamehla ka mor'a ho matha ka 'ngoe ho thibela tšilafalo le ho haha.
• Basebelisi ba hlahloba barrel hore na ha e sotlehe kapa ha e bola ebe ba kenya liner ha ho hlokahala.
• Ho tsamaisana hantle le lubrication ho boloka sistimi e sebetsa hantle.
• Mekhoa ea ho lokisa ka potlako le litaolo tse hlakileng li thusa ho fokotsa nako le ho boloka tlhahiso e tsitsitse.

Keletso: Ho hloekisa ka mokhoa o thibelang le ho hlahloba kamehla ho thusa ho qoba litokiso tse bitsang chelete e ngata le ho netefatsa ts'ebetso e tšepahalang.

Ho khetha setlolo se nepahetseng sa conical twin screw barrel bakeng sa tlhahiso ea phala ea PVC ho itšetlehile ka tse 'maloalintlha tse mahlonoko:

Litsebi tsa indasteri li khothaletsa ho tsepamisa maikutlo libakeng tsena ho fihlela boleng ba sehlahisoa se phahameng, bophelo bo bolelele ba mochini, le ts'ebetso e ntle. Ho etelletsa pele likhetho tsena ho lebisa katlehong ea ho etsa lipeipi tsa PVC.

LBH

Ke eng e etsang hore libarele tsa conical screw li loketse tlhahiso ea liphaephe tsa PVC?

Conical mafahla screw barrelfana ka motsoako o matla le taolo e nepahetseng ea mocheso. Li thusa ho theha liphaephe tse tšoanang tsa PVC tse nang le mefokolo e fokolang le bophelo bo bolelele ba lisebelisoa.

Basebelisi ba lokela ho hlahloba screw le barrel hangata hakae?

Basebelisi ba lokela ho hlahloba screw le barrel ka mor'a potoloho e 'ngoe le e 'ngoe ea tlhahiso. Ho hlahlojoa khafetsa ho thusa ho thibela ho senyeha ho sa lebelloang le ho boloka boleng ba sehlahisoa bo sa fetohe.

Na JT MACHINE e ka khona ho etsa libarele tsa conical twin screw bakeng sa lits'ebetso tse ikhethileng?

JT MACHINE e fana ka litšebeletso tsa meralo e tloaelehileng. Ba sekaseka litlhoko tsa tlhahiso mme ba theha libarele tse lekanang boholo bo ikhethang ba liphaephe, lisebelisoa le litlhoko tsa tlhahiso.