Li-extruder tsa mekhahlelo e 'meli li sebelisoa haholo ho kopanya le ho kuta li-thermoplastics. Sebopeho sa mekhahlelo e 'meli se loketse ho sebetsana le lisebelisoa tse sa tšoaneng, joalo ka lisebelisoa tsa cable tsa PVC le XLPE, lisebelisoa tsa bongaka tse bonolo tsa PVC, PVC e thata le lisebelisoa tsa PE tse sa tsubeng halogen tse se nang mafura, etc.
Ka hofeta 18 lilemo tsa tsebo ea theknoloji ea extrusion ea polasetiki le tšebelisano e tobileng le 200+ baetsi ba lefats'e (ho kenyeletsa le tsa makoloi, thapo, le bahlahisi ba lisebelisoa tsa bongaka), Ke bone phello ea phetoho ea li-extruder tse peli tsa sethala mabapi le ho sebetsa hantle le boleng ba thepa. Ho fapana le litsamaiso tsa extrusion tsa mohato o le mong, moralo oa tandem extrusion o sebetsana le phephetso ea bohlokoa ea ho leka-lekanya phallo e phahameng ka ho kuta ho laoloang le taolo ea mocheso-e etsa hore e be tekanyetso ea khauta bakeng sa ho sebetsana le thermoplastic e nang le kutloelo-bohloko kapa e sebetsang hantle joalo ka PVC., XLPE, le mosi o fokolang oa zero-halogen (LSZH) lisebelisoa.
The Mehato e 'meli ea Tandem Extruder Factory e emela tharollo e khethehileng ea extrusion e entsoeng bakeng sa ho kopanya hantle le ho kuta ha thermoplastics, moo taolo ya tshebetso le botshepehi ba dintho tse bonahalang di ke keng tsa buisanoa. Sistimi ea mekhahlelo e 'meli e arola ts'ebetso ea extrusion ka likarolo tse peli tse fapaneng, mekhahlelo e tlatsanang, E 'ngoe le e' ngoe e ntlafalitsoe bakeng sa ts'ebetso e itseng-ho felisa likhohlano tse teng ho li-extruder tsa mohato o le mong..
Mokhahlelo oa pele mafahla extruder hangata matha ka lebelo le phahameng bakeng sa metsoako molemo le throughput phahameng. Karolo ena ea lebelo le holimo ea li-twin-screw e ipabola ho tsoakaneng ho matla, homogenization, le ho qhibiliha ha lihlahisoa tse tala, leveraging intermeshing screw geometry ho netefatsa kabo e tšoanang ea li-additives, fillers, kapa matlafatso (mohlala, fiber ea khalase, tse thibelang malakabe). Lebelo le phahameng la ho potoloha (ho fihlela 500 rpm bakeng sa mefuta ea Zhuoyue) e eketsa katleho ea ho kopanya, sebetsa esita le metsoako e rarahaneng ea lintho tse bonahalang ka tekanyo.
Mokhahlelo oa bobeli e tlameha ho ba screw extruder e le 'ngoe, ka bophara bo boholo le ts'ebetso ea lebelo le tlase. Lebelo le tlase la screw le qoba matla a ho kuta ho feta tekano-monyetla o bohlokoa bakeng sa lisebelisoa tse sa utloeng mocheso joalo ka PVC e bonolo ea boemo ba bongaka kapa metsoako ea cable ea XLPE., moo ho kuta ho feteletseng ho ka senyang sebopeho sa limolek'hule, sekisetsa thepa ea mochini, kapa ho baka ho senyeha ha mocheso. Ka lebaka la matla a matla a phapanyetsano ea mocheso, mokhoa oa ho pholile oa ka hare o ka thibela ho chesa haholo, ho boloka taolo e nepahetseng ea mocheso ho pholletsa le moqomo oa bobeli ho netefatsa viscosity e tsitsitseng ea ho qhibiliha le boleng ba sehlahisoa..
The Mehato e 'meli ea Tandem Extruder Manufacturer e lumella opareitara ho sebetsa ka mokhoa o bonolo haholoanyane, mekhoa ea ho kopanya e ka boleloang esale pele le taolo ea mocheso. Ka ho arola motsoako (sethala 1) le sebopeho/extrusion (sethala 2), basebetsi ba ka ikemela ho fetola liparamente (lebelo, mocheso, sekhahla sa phepelo) bakeng sa mohato ka mong, ho loants'a ts'ebetso ho latela litlhoko tse ikhethang tsa thepa e 'ngoe le e' ngoe-ho tloha ho metsoako e thata ea phala ea PVC ho ea ho lisebelisoa tse bonolo tsa PVC kapa LSZH.
Mokhahlelo oa pele oa li-twin-screw o potlakileng o fana ka motsoako o matla oo li-extruder tsa single-screw li ke keng tsa tšoana le tsona., ho netefatsa phallo e ts'oanang ea li-additives (mohlala, li-plasticizers, stabilizers, tse thibelang malakabe) le thepa e tsitsitseng batch-to-batch. Teko ea mokha oa boraro ke Mokhatlo oa China oa Indasteri ea Mechini ea Plastiki (CPMIA) e tiisa hore li-extruders tse peli tsa Zhuoyue lia finyella 98% ho nepahala ha homogenization bakeng sa metsoako ea PVC-15% e phahameng ho feta mekhoa e meng ea mohato o le mong.
Mokhahlelo oa bobeli o fokolang oa lebelo le le leng o felisa ho kuta ho feta tekano le ho chesa haholo, ho sireletsa lisebelisoa tse thibelang mocheso ho senyeha. Ka mohlala, ha o sebetsana le lisebelisoa tsa bongaka tsa PVC tse bonolo (e sebelisoang ho li-tubing tsa IV kapa lisebelisoa tsa ho buoa), tsamaiso e boloka phapang ea mocheso oa ±1°C, ho etsa bonnete ba ho latela melao ea ISO 10993 maemo a biocompatibility le ho qoba ho fifala ha lintho tse bonahalang kapa brittleness.
Moralo oa tandem o kopanya ts'ebetso e phahameng ea ho kopanya (sethala 1) ka extrusion e tsitsitseng (sethala 2), ho isa 30-50% phalliso e phahameng ho feta methati e le 'ngoe ea li-twin-screw extruders tsa boholo bo lekanang. Mofuta oa Zhuoyue ZYT65-150 o hlahisa 300-500 kg/hr ea thepa ea cable ea XLPE-ha e bapisoa le 200-300 kg/hr ho tloha mothating o le mong wa 65mm twin-screw extruder-ha o ntse o boloka taolo e tiileng ya boleng hodima thepa ya ho kenya motlakase..
Phetoho e feto-fetohang ea paramente le moralo oa mekhahlelo e 'meli e etsa hore sistimi e tsamaisane le mefuta e mengata e fapaneng ea thermoplastics., ho tloha ho li-resin tsa thepa ho ea ho lisebelisoa tsa boenjiniere tse sebetsang hantle. Ho feto-fetoha hona ho felisa tlhoko ea li-extruder tse ngata tse inehetseng, ho fokotsa litšenyehelo tsa lichelete le sebaka sa feme bakeng sa bahlahisi ba sebetsanang le mefuta e fapaneng ea lisebelisoa.
Mocheso o nepahetseng le taolo ea ho kuta li fokotsa makumane a lintho tse bonahalang (ka tlwaelo <2% bakeng sa litsamaiso tsa Zhuoyue, ha ho bapisoa le 5-8% bakeng sa li-extruders tsa mothati o le mong) le ho fokotsa tšebeliso ea matla ka ho 18% ka kg ea motsoako o felileng. Bakeng sa tlhahiso e phahameng (mohlala, tlhahiso ea thepa ea cable), sena se fetolela ho boloka litšenyehelo tsa selemo le selemo tsa $50,000-$150,000 bakeng sa lisebelisoa tsa boholo bo bohareng.
Mekhahlelo e 'meli ea extruder e sebelisoa haholo ho kopanya thermoplastic le ho kuta. mohaho oa mekhahlelo e 'meli o loketse ho sebetsana le lisebelisoa tse sa tšoaneng, ka lits'ebetso tse akaretsang liindasteri tsa boleng bo holimo le tse phahameng haholo moo ho tsitsang ha lintho ho leng bohlokoa:
Letoto la li-extruder tsa sethala tse peli tsa Zhuoyue (ZYT50-120 ho ZYT95-200) e entsoe ho lekana le litlhoko tsa tlhahiso, ho tloha ho tse nyenyane-batch specialty compounding (ZYT50-120) ho etsa tlhahiso ea liindasteri tse kholo (ZYT95-200). Mefuta eohle e boloka melao-motheo ea moralo oa mekhahlelo e 'meli-ho kopanya ka lebelo le phahameng, extrusion ya lebelo le tlase, le ho pholisa ka mokhoa o nepahetseng-ka litlhaloso tse lokiselitsoeng ho latela mokhoa oa ho sebetsa le mofuta oa thepa:
| Mohlala | Diameter (mm) | Max. Lebelo (rpm) | L/D | Motor (kW) | Sephetho (kg/hora) |
|---|---|---|---|---|---|
| ZYT50-120 | 50.5/120 | 500/85 | 24-48 | 37-45 | 200-300 |
| ZYT65-150 | 62.4/150 | 500/85 | 24-48 | 75/45 | 300-500 |
| ZYT75-180 | 71/180 | 500/85 | 24-48 | 110/55 | 300-800 |
| ZYT95-200 | 93/200 | 300/85 | 24-48 | 220/110 | 500-1000 |
Lintlha tsa Litlhaloso tsa Bohlokoa: Litekanyetso tsa bophara li emela sethala 1 (sekoere-mafahla) / sethala 2 (sekoahelo se le seng) bophara ba barrel. Mabelo a phahameng a bonahatsa sethala 1 / sethala 2 lebelo la ho potoloha (rpm). Karolelano ea L/D (24-48) E feto-fetoha ho pholletsa le libaka tsa barrel ho ntlafatsa ho qhibiliha le ho pholisa bakeng sa lisebelisoa tse fapaneng - likarohano tse khutšoane. (24) bakeng sa lipolasetiki tse akaretsang tsa tšebetso e phahameng, likarolelano tse telele (48) bakeng sa lisebelisoa tse khethehileng tse mamellang mocheso.
Tsohle Zhuoyue Lab Twin Screw Extruder li-extruder tsa mekhahlelo e 'meli li na le li-controller tsa mocheso tsa PID tse koetsoeng tse nang le pholileng e khethehileng ea libaka (metsi/oli) bakeng sa mekhahlelo ka bobeli. Moqomo oa bobeli o kenyelletsa liteishene tse pholileng tse nang le mabota a mabeli le li-sensor tsa mocheso tse arohaneng ka 100mm e 'ngoe le e 'ngoe., ho boloka ho nepahala ha ± 0.5 ° C - ho bohlokoa bakeng sa ho sebetsana le LSZH le PVC ea boemo ba bongaka. Moralo ona o netefalitsoe ke Khomishene ea Machabeng ea Motlakase (IEC) bakeng sa ho latela litekanyetso tsa taolo ea mocheso oa indasteri (IEC 61131-2).
Sethala 1 li-screws tse peli li entsoe ka tšepe ea nitrided alloy (38CrMoAlA) e nang le boima bo holimo ba HRC 65, ha sethaleng 2 li-screw tse le 'ngoe li sebelisa litlolo tsa bimetallic (Li-Stellites 6) bakeng sa abrasion resistance-ho atolosa bophelo ba karolo ho 8,000+ lihora tsa ts'ebetso (2x e telele ho feta li-extruder tse tloaelehileng). Libarele li na le li-ceramics tse sa sebetseng bakeng sa ho lokisa thepa e tlatsitsoeng (mohlala, PVC e tletseng calcium carbonate), ho fokotsa nako ea tlhokomelo ka ho 60%.
E tsamaellana le polokeho ea lefatše le maemo a boleng (CE, ISO 9001, UL 508A bakeng sa likarolo tsa motlakase, le FDA 21 CFR 177.1520 bakeng sa likopo tsa lijo/ tsa bongaka), li-extruders li kenyelletsa litsamaiso tsa ho emisa tšohanyetso, balebeli ba tshireletso ba koalehileng, le tšireletso e feteletseng ea mocheso. Bakeng sa baetsi ba lisebelisoa tsa bongaka, Zhuoyue e fana ka litlhophiso tse lumellanang le kamore e hloekileng (Sehlopha 8 ISO 14644-1) ho fihlella ditlhoko tsa tlhahiso e sa hlwekang.
Li-extruder li na le HMI ea sefahleho (segokanyimmediamentsi sa sebolokigolo sa motho) e nang le lintlha tse hlophisitsoeng esale pele (mohlala, PVC, XLPE, LSZH) ho nolofatsa ho seta-ho fokotsa nako ea koetliso ea opareitara ka 70%. Moralo oa likarolo tsa modular o lumella ho khutlisa screw / barrel kapele (≤3 lihora) le tlhokomelo setšeng, ho fokotsa ditshitiso tsa tlhahiso. Bokhoni ba ho beha leihlo le ho hlahloba bohole bo thusa tšehetso ea tekheniki ea nako ea nnete ho tsoa litsing tsa lits'ebeletso tsa lefats'e tsa Zhuoyue. (usa, EU, Asia Boroa-bochabela).
Moetsi ea ka sehloohong oa li-cable Europe (e thehiloeng Jeremane) e nkile sebaka sa li-extruder tse tharo tsa mohato o le mong ka li-extruder tse peli tsa Zhuoyue ZYT65-150 2024 ho lekanya tlhahiso ea likhomphutha tsa XLPE medium-voltage cable. Liphetho li bontša melemo e bonahalang ea moralo oa tandem:
Moetsi o tlalehile hore bokhoni ba ZYT65-150 ba ho sebetsana le XLPE ka kabo e sa fetoheng ea li-agent tsa li-cross-link e fokolitse sekhahla sa ho hloleha ha cable ka. 90% tekong ea tšimo, ho matlafatsa botumo ba 'maraka oa lithapo tsa motlakase tsa boleng bo holimo.
Ho totobatsa boleng bo ikhethang ba litsamaiso tsa tandem extrusion, ka tlase ke papiso e bapileng le e 'ngoe le li-extruder tsa sekheo se le seng bakeng sa metrics ea bohlokoa ea ts'ebetso.:
| Metric ea Ts'ebetso | Mehato e 'meli Extruder (Zhuoyue) | Mothati o le Mong oa Twin-Screw Extruder | Mothati o le Mong oa Mohatla o le Mong oa Screw Extruder |
|---|---|---|---|
| Ho Nepaha ha Homogenization | 98% | 83% | 75% |
| Max throughput (lik'hilograma / hora bakeng sa motheo oa 65mm) | 500 | 300 | 130 |
| Tšebeliso ea Matla (kWh/kg) | 0.62 | 0.78 | 0.95 |
| Ho Lokeloa Bakeng sa Lisebelisoa tse Thibela Mocheso | E kgabane (ho kuta/ho phodisa ho laoloang) | E lokileng (kotsi ea ho chesa haholo) | Mafutsana (taolo e fokolang ya ho kopanya/mocheso) |
| Tlhokomelo Phomolo (lihora/selemo) | 40 | 85 | 60 |
Kamora 18 lilemo tsa boenjiniere le ho hloekisa tandem extrusion thekenoloji, Li-extruders tse peli tsa Zhuoyue li hlahella ka bokhoni ba tsona ba ho fana ka lihlahisoa tse phahameng, taolo e nepahetseng ya tshebetso, le ho latela melao-ea bohlokoa bakeng sa baetsi ba liindasteri tse laoloang (tsa bongaka, koloi, thapo). Ho fapana le li-extruders tse peli tsa sethala tse tloaelehileng, Litsamaiso tsa Zhuoyue li tšehetsoa ke:
Hore na o kopanya PVC ea boemo ba bongaka, Lisebelisoa tsa cable tsa XLPE, kapa metsoako ea LSZH, Li-extruders tse peli tsa Zhuoyue li netefatsa boleng bo tsitsitseng, katleho ea litšenyehelo, le scalability-ho u thusa ho finyella tlhokahalo e ntseng e eketseha ea 'maraka ha u ntse u khomarela litekanyetso tse thata tsa indasteri.
A: Ee. Zhuoyue e fana ka litlhophiso tse lumellanang le FDA ka mafura a boemo ba lijo, meqomo e bentshitsweng/ dikurufu (Ra ≤ 0.8μm), le ho hlweka sebakeng (CIP) mekhoa ea ho kopana le FDA 21 CFR 177.1520 litlhoko tsa lipolasetiki tsa ho kopana le lijo (mohlala, Metsoako ea PE/PP bakeng sa ho paka).
A: Mefuta e tloaelehileng ea ZYT95-200 e na le nako ea pele ea 10-12 libeke. Litlhophiso tsa tloaelo (mohlala, ho lumellana ha kamore ea ho hloekisa, lintlha tse khethehileng tsa screw bakeng sa LSZH) hloka 14-16 libeke. Tlhahiso e potlakileng (8-nako ea ho etella pele beke) e fumaneha bakeng sa tlatsetso 15% ea theko ea yuniti.
A: Bakeng sa ho kopanya polasetiki ka kakaretso (mohlala, PVC e thata), li-screw/barrel qetellong 8,000+ lihora tsa ts'ebetso (≈1 selemo bakeng sa 24/7 tlhahiso). Bakeng sa lisebelisoa tsa abrasive haholo (mohlala, 50% PVC e tletseng calcium carbonate), ho hlokahala sebaka se seng le se seng 4,000-6,000 lihora. Zhuoyue e fana ka software ea ho lokisa esale pele ho lekola moaparo le ho hlophisa tse ncha ka nepo.
A: Ee. Mokhahlelo oa pele oa lebelo le holimo o kopanya hantle le ho qhibilihisa lipolasetiki tsa morao-rao tsa bareki / tsa morao-rao tsa indasteri. (mohlala, sekhechana sa thapo sa XLPE se sebelisitsoeng hape) e nang le li-resin tsa boroetsana, athe mohato oa bobeli oa lebelo le tlase o thibela ho kuta ho feta tekano ha liketane tsa polymer tse senyehileng. Zhuoyue e khona ho etsa li-screw profiles ho ntlafatsa ts'ebetso ea lisebelisoa tse nchafalitsoeng ka maemo a phahameng a litšila.
A: Lenaneo la koetliso la Zhuoyue le kenyelletsa 2 matsatsi a koetliso ea matsoho sebakeng sa marang-rang (ho motho ka mong) kwahelang: parameter setup bakeng sa lisebelisoa tse fapaneng, tlhokomelo e tloaelehileng (tlotsa, liphetoho tsa sefe), ho rarolla mathata a tloaelehileng (mohlala, ho fetoha ha mocheso, borokho ba lintho tse bonahalang), le tlhahlobo ea taolo ea boleng. Re boetse re fana ka bukana e felletseng ea opareitara (Senyesemane/Sepanish/Sejeremane/Sefora) le ho fihlella lithuto tsa video tse batloang feela.
E le molekane ea tšeptjoang ho baetsi ba lefats'e ka nako e ka etsang lilemo tse mashome a mabeli, Li-extruder tse peli tsa Zhuoyue li etselitsoe ho fana eseng feela lisebelisoa, empa tharollo e feletseng ea motsoako e lumellanang le boleng ba hau, bokgabane, le lipakane tsa ho lumellana. Ikopanye le sehlopha sa rona sa tekheniki ho buisana ka litlhoko tsa hau tse khethehileng tsa ts'ebetso ea thepa le ho kopa tlhahlobo ea mahala bakeng sa mohala oa hau oa tlhahiso.
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