Lub taub hau taub hau yuav tsum haum ntau tshaj qhov nominal txoj kab uas hla. Nws yuav tsum phim cov polymer, formulation, yeeb nkab txheem, tso zis, extruder kev twb kev txuas, calibration system thiab txoj kev uas koj tus neeg teb xov tooj hloov qhov ntau thiab tsawg. Daim ntawv qhia no hloov cov khoom nkag mus rau hauv kev yuav khoom rau PVC, PE, CPVC, PP thiab PPR yeeb nkab ntau lawm.
Mus yuav ibyeeb nkab extrusion tuag taub hau, xa tus neeg muag khoom tsib cov ntaub ntawv sib tw: cov khoom siv thiab kev tsim khoom; cov yeeb nkab txheem, txoj kab uas hla thiab phab ntsa; tso zis thiab kab ceev; lub extruder flange thiab yaj-inlet interface; thiab lub downstream calibrator, lub tshuab nqus tsev, txias thiab tshem tawm kev npaj. Ib qho kev thov uas tsuas yog "PVC yeeb nkab, 110 mm" tsis tau npaj rau engineering.
Qhov kev cog lus tseem ceeb tshaj plaws yog qhov kev lees paub. Lub npe ntawm cov khoom siv tiag tiag, cov yeeb nkab loj, cov zis ruaj khov, kab nrawm, cua sov thiab sensor teeb, tso cai rau phab ntsa variation, sab nraud txoj kab uas hla, ovality, deg mob thiab yuav tsum tau kuaj cov khoom. Lub taub hau tuag zoo li kub yaj, tab sis nws tsis tuaj yeem lav qhov kawg ntawm cov yeeb nkab txias.
Thawj qhov kev txiav txim siab tsis yog txoj kab uas hla
Thawj qhov kev txiav txim siab yog lub hnab ntawv tsim khoom. Ib lub taub hau yuav khiav ib pab pawg ntawm qhov loj me me uas hloov tau tuag thiab mandrels. Qhov ntau qhov loj me tuaj yeem ua rau muaj kev cuam tshuam hauv kev khiav, sijhawm nyob, hloov kho, lub taub hau siab thiab kev hloov pauv ua haujlwm. Qhov tseeb ntau yog nyob ntawm cov khoom siv thiab tus nqi, tsis yog tsuas yog nyob rau hauv uas cov inserts tuaj yeem haum rau hauv lub cev.
Peb faib txhua qhov kev nug ua peb thaj tsam. Cov khoom ciam teb npog cov khoom siv yeeb nkab, cov qauv, txoj kab uas hla thiab phab ntsa. Txoj kev ciam teb npog cov zis, ceev, kub thiab siab. Mechanical ciam teb npog lub flange, centerline, heaters, sensors, lifting thiab downstream txoj hauj lwm.
| Tus neeg yuav khoom nkag | Vim li cas nws hloov lub taub hau tuag | Pov thawj xa |
|---|---|---|
| Polymer thiab ua tiav cov qauv | Hloov viscosity, kub rhiab heev, plam, hnav, corrosion kuj, nyob-lub sij hawm txwv thiab tu txoj kev | Resin grade data sheet, formulation feem pua thiab qauv |
| Cov yeeb nkab txheem thiab daim ntawv thov | Txhais cov khoom tiav uas cov kab yuav tsum tsim thiab sim | Tus naj npawb qauv, ib tsab, kev ua lag luam thiab kev kos duab sab hauv |
| OD, phab ntsa, SDR lossis cov sijhawm teem sijhawm | Teem lub cheeb tsam annular flow, tooling tsev neeg thiab cov tswv yim hloov-ib feem ntau | Qhov loj me lub rooj nrog yam tsawg kawg nkaus, ib txwm thiab ntau yam khoom |
| Net tso zis thiab kab ceev | Kev hloov pauv ntws nrawm, siab, cua sov load, lub sijhawm nyob thiab qhov kev xav tau qis qis | Cov khoom lag luam ruaj khov kg / h rau txhua qhov loj me |
| Extruder thiab adapter interface | Txiav txim siab qhov inlet geometry, bolt qauv, sau npe, foob, nruab nrab qhov siab thiab kev txhawb nqa | Tswj kev kos duab ntxiv rau ntsuas cov duab ntawm lub tshuab uas twb muaj lawm |
| Calibration thiab cua txias system | Muaj feem cuam tshuam rau kev poob qis, qhov kawg OD, ovality, phab ntsa faib thiab pib tus cwj pwm | Calibrator kos duab, cov ntaub ntawv lub tshuab nqus tsev vacuum, txias ntev thiab nqa tawm txoj haujlwm |
| Hloov pauv txoj kev npaj | Txiav txim siab seb qhov twg yog qhov tshem tau, lawv nyob hauv nruab nrab li cas thiab cov neeg ua haujlwm muaj kev nyab xeeb li cas | Hloov zaus, tu txoj kev, crane peev xwm thiab lub hom phiaj downtime |
Peb lub Hoobkas saib:peb tsis xav txog lub nominal yeeb nkab txoj kab uas hla raws li ib tug txaus tuag-lub taub hau specification. Yog tias tus neeg yuav khoom muab peb lub npe resin thiab OD, peb thov rau phab ntsa series, qauv, tso zis, extruder interface thiab sizing txoj kev ua ntej kho txoj kev khiav. Kev hais nrawm nrawm raws li cov khoom siv uas ploj lawm feem ntau txav cov lus nug tsis teb rau hauv kev ua haujlwm.
Pib nrog cov txheej txheem cov yeeb nkab tiav
Lub taub hau tuag yog cov cuab yeej tsim khoom. Nws tsis yog daim ntawv pov thawj yeeb nkab. Tus neeg yuav khoom yuav tsum txheeb xyuas qhov tseeb cov qauv khoom thiab ib tsab, thaum tus neeg muag khoom yuav tsum txhais lub hnab ntawv cov yeeb nkab rau hauv txoj kev ntws, kev teeb tsa thiab kev hloov kho. Kev ua raws li qhov kawg tau ua pov thawj ntawm cov yeeb nkab tiav los ntawm cov kev xeem uas xav tau rau nws txoj kev ua lag luam thiab daim ntawv thov.
Rau cov dej-pipe tej yaam num, peb cov ntaub ntawv siv tau zoo yogISO 1452-2: 2009 PVC-U kav, ISO 4427-2: 2019 rau PE kavthiabTS EN ISO 15874-2: 2013 rau cov kav dej PP siv hauv cov dej kub thiab dej txias. Txheeb xyuas cov ntawv tam sim no, kev hloov kho thiab kev lees paub hauv lub tebchaws thaum daim ntawv cog lus tau npaj.
| Tsev neeg yeeb nkab | Official pib siv | Cov ntaub ntawv lub taub hau RFQ tseem xav tau |
|---|---|---|
| PVC-U siab yeeb nkab | ISO 1452-2 lossis qhov sib npaug hauv lub tebchaws | PVC qhuav-blend mis, yeeb nkab series, nominal OD, phab ntsa rooj, socketing nyiaj, tso zis, kab ceev thiab nto yuav tsum |
| PE yeeb nkab | ISO 4427-2 lossis qhov sib npaug hauv lub tebchaws | Exact PE compound, SDR ntau yam, OD ntau yam, khoom siv los yog co-extruded siv, kab txaij lossis txheej txheej, tso zis thiab cua txias |
| PP lossis PPR yeeb nkab dej kub thiab txias | ISO 15874-2 lossis qhov sib npaug hauv lub tebchaws | Qib PP, cov chav kawm yeeb nkab dimension, daim ntawv thov kev pab, txheej txheej, txoj kab uas hla thiab phab ntsa ntau yam, tso zis thiab calibration txoj kev |
| Electrical conduit los yog industrial tubing | Tus neeg yuav khoom siv lub tebchaws, kev lag luam lossis cov neeg siv khoom tshwj xeeb | Cov khoom siv mis, tawv tawv lossis lub hom phiaj ua haujlwm, geometry, xim, luam tawm lossis kab txaij, kev sim phiaj xwm thiab kev tso cai ntawm qhov tsis xws luag |
Tsis txhob sau "raws li tus qauv thoob ntiaj teb" hauv RFQ.Sau npe rau daim ntawv, ib feem, ib tsab thiab kev saws hauv zos. Tom qab ntawd muab koj cov duab kos tiav thiab kev tshuaj ntsuam xyuas. Zoo sib xws nominal qhov ntau thiab tsawg tuaj yeem muaj qhov sib txawv ntawm phab ntsa, kuaj cov xwm txheej thiab kev txheeb xyuas cov cai.
Ib qho ntxiv qhov kev sib cais. Kev pom zoo ntawm cov dej pov tseg cuam tshuam txog cov khoom tiav cov kav dej thiab nws cov ntaub ntawv ntub dej. Kev xaj lub taub hau tuag los ntawm Nanhaiya tsis hloov pauv kev pom zoo haus dej rau tus neeg yuav cov yeeb nkab. Resin pom zoo, compound tswj, ntau lawm cov ntaub ntawv thiab cov ntaub ntawv pov thawj thib peb tseem yog ib feem ntawm cov yeeb nkab chaw tsim tshuaj paus kev ua raws cai.
Qhia qhov tseeb ntawm cov mis, tsis yog PVC lossis PE
Nanhaiya uayeeb nkab extrusion tuag taub hauyog muaj rau PVC nrog additives, PE, CPVC thiab PP. Cov npe no txhais cov tsev neeg cov khoom. Lawv tsis qhia peb lub yaj viscosity, muab tub lim, stabilizer system, recycled cov ntsiab lus, ua qhov rais los yog nyiam phaj tawm.
Rau PVC, xa daim ntawv qhia tag nrho qhuav-kib los ntawm qhov hnyav thiab qhov sib xyaw ua ke. Calcium carbonate qib thiab particle kev kho mob, lubricant tshuav nyiaj li cas, stabilizer system, cuam tshuam kev hloov, kev pab cuam, pigment thiab rework feem pua yuav tag nrho cov hloov phab ntsa, lub taub hau siab thiab deposit cwj pwm.
Rau PE lossis PPR, xa cov ntaub ntawv sib xyaw ua ke thiab cov ntaub ntawv xa khoom tam sim no. Xws li cov ntaub ntawv yaj cov dej ntws los yog cov ntaub ntawv viscosity raws li tau tshaj tawm rau qib ntawd, qhov ntom ntom, cov khoom siv ntxiv, cov pa roj carbon-dub lossis cov xim xim, kev txwv kev txwv thiab seb cov kab txaij lossis cov txheej txheem ua haujlwm yog co-extruded.
PVC thiab CPVC
Thaum tshav kub kub keeb kwm thiab lub sij hawm nyob hauv yuav tsum tau saib xyuas. Txoj kev khiav dej num yuav tsum zam kom tsis txhob muaj kev tuav pov hwm, thiab cov phiaj xwm cua sov yuav tsum txhawb kev tswj xyuas pib thiab ntxuav. Cov qauv hloov pauv yuav tsum tau nthuav tawm ua ntej tsim khoom.
PE
Qib, yaj lub zog, tso zis thiab txias peev xwm ua ke. Lub siab tso zis PE lub taub hau xav tau kev ruaj khov ncig ncig thiab qhov tsim nyog sizing system, tsis yog qhov sib txawv loj dua.
PP thiab PPR
Qhia qhov tseeb resin thiab cov khoom siv. Cov yeeb nkab dej kub thiab dej txias, cov raj muaj thiab kev tsim kho ntau yam tuaj yeem xav tau cov cuab yeej sib txawv, cua txias thiab kev lees paub.
Peb lub Hoobkas saib:Thaum ib pab neeg tsim khoom hloov cov muab tub lim, qib resin lossis cov feem pua ntawm cov khoom siv rov qab tom qab cov cuab yeej tau pom zoo, qhov tuag tsis tau dheev ua tsis raug. Cov txheej txheem nkag tau hloov. Peb sau cov qauv siv rau ntawm daim ntawv cog lus technical yog li kev daws teeb meem yav tom ntej pib los ntawm ib qho kev paub.
Qhov qhib tuag tsis yog qhov kawg ntawm cov yeeb nkab loj
Lub kub annular yaj tsis tawm ntawm qhov tuag thiab nyob twj ywm geometrically. Nws tuaj yeem o ntawm qhov tawm, kos rau hauv qab rub-tawm, tiv tauj lub calibrator, ntsws thaum lub caij txias thiab txuas ntxiv hloov raws li nws qhov kub thiab txias sib npaug. Tias yog vim li cas lub nominal 110 mm yeeb nkab tsis cia li siv 110 mm tuag qhib.
Qhov kawg tshwm sim los ntawm ib qho system: extruder tso zis, yaj kub thiab siab, tuag thiab mandrel geometry, circumferential tshav kub tshuav nyiaj li cas, centering, huab cua txoj kev, calibrator, nqus tsev vacuum, txias thiab tshem tawm ceev. Yog tias cov khoom no tau yuav los ntawm cov chaw muag khoom sib txawv, tus neeg yuav khoom yuav tsum muab ib qho kev tswj xyuas kev sib txuas thiab ib qho kev lees txais lub luag haujlwm matrix.
| Tswj lub ntsiab | Dab tsi nws ncaj qha cuam tshuam | Qhov nws tsis tuaj yeem ua pov thawj ib leeg |
|---|---|---|
| Tuag thiab mandrel ntws txoj kev | Annular melt tis, siab poob, tus cwj pwm nyob thiab pib lub raj zoo | Thaum kawg txias OD, phab ntsa, ovality lossis siab ua haujlwm |
| Mandrel centering hloov kho | Initial circumferential gap thiab kho ntawm phab ntsa faib | Qhov tshwm sim ruaj khov thaum ntsuas kub, ntws los yog qhov qis qis qis qis qis qis |
| Cua sov-zone arrangement | Thermal tswj nyob ib ncig ntawm thiab raws lub taub hau | Qhov ntsuas kub tiag tiag yam tsis muaj kev ntsuas ntsuas |
| Calibrator thiab lub tshuab nqus tsev vacuum | Sab nraud qhov loj me, kev ua kom txias thaum ntxov thiab kev txhawb nqa zoo | Uniform phab ntsa thaum cov khoom yaj tuaj yeem tsis ruaj khov |
| Txias qhov system | Solidification tus nqi, qhov ntev stability thiab residual tshav kub tshem tawm | Zoo geometry thaum dej kub los yog ntws tsis tswj |
| Haul-tawm | Kab nrawm, rub tawm thiab thauj tsis tu ncua | Kho qhov ntev thaum lub puller yog misaligned los yog ceev fluctuates |
Txoj cai sizing muaj txiaj ntsig:qhia cov yeeb nkab me me thiab loj tshaj plaws, tab sis engineers nyob ib ncig ntawm qhov chaw ua haujlwm nyuaj. Cov no feem ntau yog cov yeeb nkab loj tshaj plaws ntawm cov zis siab, cov phab ntsa thinnest ntawm cov kab ceev ceev, qhov qis qis me me uas ua rau lub sijhawm nyob, thiab cov khoom siv nrog cov phab ntsa nruj tshaj plaws los yog qhov yuav tsum tau ua.
Nanhaiya muaj cov mandrels adjustable, txias-channel xaiv thiab hloov tau cov ntaub ntawv ntawm nws cov yeeb nkab tuag-lub taub hau ntau yam. Siv cov kev xaiv no rau ib qho laj thawj. Kev hloov kho yog qhov muaj txiaj ntsig zoo thaum cov neeg ua haujlwm muaj txoj hauv kev rov ua dua. Cov khoom siv hloov pauv tau muaj txiaj ntsig zoo thaum lawv cov peev txheej, cov khoom seem thiab cov txheej txheem hloov tau meej.
Xauv lub extruder interface ua ntej machining pib
Cov yeeb nkab tuag tuaj yeem muaj txoj hauv kev zoo heev hauv kev ntws thiab tseem tsis tuaj yeem nruab vim tias qhov nkag, sau npe, ntsia liaj qhov rooj qauv, foob lossis qhov siab qhov nruab nrab tau xav tias. Cov phiaj xwm hloov pauv tshwj xeeb yog qhov tsis zoo vim tias cov duab kos tshuab yuav qub, hloov kho lossis tsis muaj.
Peb nyiam peb cov ntaub ntawv pov thawj: thawj tswj kev kos duab, kev ntsuas tshiab thiab cov duab meej nrog kev siv ntsuas. Yog tias peb qhov tsis pom zoo, daws qhov tsis sib haum xeeb ua ntej kev tsim khoom tsim tawm.
- Extruder ua, qauv thiab ntsia hlau configuration
- Screw txoj kab uas hla thiab rated tso zis ntau yam
- Tshem tawm lossis adapter flange kos duab
- Sau txoj kab uas hla, qhov tob thiab kam rau ua
- Bolt kom muaj nuj nqis, xov, suab voj voog thiab orientation
- Sealing-face geometry thiab gasket txoj kev
- Melt-inlet txoj kab uas hla thiab hloov mus ntev
- Yuav tsum tau breaker phaj lossis screen interface
- Siab-sensor chaw nres nkoj loj thiab qhov chaw
- Melt-temperature sensor hom thiab ntxig
- Rhaub voltage, zaus, hwj chim thiab connectors
- Thermocouple hom thiab maub los compatibility
- Tuag-head center qhov siab thiab ntws kev taw qhia
- Txhawb thav duab, log, rails lossis nqa cov ntsiab lus
- Muaj installation thiab txij nkawm clearance
- Distance rau calibrator thiab alignment reference
Nanhaiya manufactures customizablecov flangesthiab tuag-lub taub hau Cheebtsam, yog li lub adapter tuaj yeem tham nrog lub taub hau es tsis txhob sab laug raws li kev xav tsis thoob. Rau ib txoj kab ua tiav, kho qhov tuag interface nrog cov xaivyas extruder tshuab, tswj thiab cov khoom siv downstream.
Peb lub Hoobkas saib:ib daim duab ntawm lub xov tooj ntawm lub flange pab peb nkag siab txog cov txheej txheem, tab sis nws tsis txhais lub voj voog lub voj voog lossis sau npe haum. Peb siv daim duab los nrhiav cov lus nug. Peb siv daim ntawv kos npe los txiav hlau. Qhov kev sib txawv ntawd tiv thaiv qhov kev ua yuam kev me me ntawm kev ncua kev teeb tsa tag nrho.
Xaiv kev tsim kho nyob ib puag ncig cov khoom siv thiab tu lub luag haujlwm
Nanhaiya cov yeeb nkab tuag lub taub hau siv lub zog siab alloy steel nrog cov tawv tawv thiab yog tsim los ntawm precision CNC machining thiab kev kho cua sov. Nws generalextruder tuag taub haunplooj ntawv teev 38CrMoAl, nitriding thiab qhov tawv tawv ntawm HV950 txog HV1000.
Cov txiaj ntsig no muaj txiaj ntsig zoo pib cov ntaub ntawv, tab sis qhov kev pom zoo tshwj xeeb yuav tsum tseem txheeb xyuas cov khoom siv sib xyaw, kev kho kom zoo, cov txheej txheem ua tiav hardness, ntws-nto tiav, kev tshuaj xyuas qhov ntev thiab txhua qhov yuav tsum tau muaj corrosion. Tus nqi hardness ntawm ib feem yuav tsum tsis txhob muab theej rau txhua qhov fastener, lub hau npog los yog cov txheej txheem.
| Kev pabcuam | Kev txhawj xeeb txog kev yuav khoom | Dab tsi los txhais hauv cov lus hais |
|---|---|---|
| Puv PVC | Abrasive ntxhia muab tub lim, deposits thiab tu zaus | Formula, theem muab tub lim, wetted-cov khoom siv thiab kev kho mob, hloov tau-hnav tau thiab txoj kev tu |
| CPVC los yog kub-sensitive compound | Thermal keeb kwm, tuav-up thiab cov khoom degradation | Kev ua lub qhov rais, lub tswv yim ntws-txoj kev, cua sov zones, sensor ntsiab lus, pib-up thiab kaw cov txheej txheem |
| Carbon-dub PE | Kev faib tawm ruaj khov, nto zoo thiab ua haujlwm ntev | Compound qib, tso zis ntau yam, lub qhov rais siab, kev kho cua sov thiab kev nkag mus rau kev tu |
| Cov ntsiab lus siv dua | Kev sib kis, viscosity variation thiab abrasive hais | Qhov chaw, qhov feem pua siab tshaj plaws, cov phiaj xwm pom, cov qauv, qhov xav tau hloov pauv thiab kev lees txais txwv |
| Kev hloov xim tsis tu ncua | Tuav-up, nkag mus, hloov-ib feem tuav thiab seem | Xim ntu, cov khoom siv tu, tso cai hloov sijhawm, tshem tawm cov txheej txheem thiab tshem tawm qhov chaw |
Harder tsis yog cov khoom siv ua tiav.Deg hardness, rooj plaub qhov tob, substrate toughness, corrosion cwj pwm, tiav thiab kho txoj kev yuav tsum haum rau cov tivthaiv thiab txheej txheem. Nug tus neeg muag khoom kom teev cov kev kho mob li cas, nws raug txheeb xyuas li cas thiab cov ntaub ntawv tshuaj xyuas twg los nrog qhov kev txiav txim.
Review Nanhaiya'scov khoom siv ntau lawm, daim ntawv pov thawjthiabkev pabcuamthaum lub sij hawm tus neeg muag khoom tsim nyog. Kev taw qhia kev teeb tsa thiab cov lus qhia txog kev saib xyuas mus sij hawm ntev tuaj yeem suav nrog hauv qhov pom zoo txhawb nqa.
Ua qhov loj me me hloov pauv ib feem ntawm kev yuav khoom suav
Tus nqi qis dua tuaj yeem yuav kim yog tias txhua qhov kev hloov pauv txuas nrog lub crane, ua rau lub tshuab cua sov puas lossis yuav tsum tau rov ua qhov kev sim-thiab-kev ua yuam kev. Nug seb qhov tuag thiab mandrel raug tshem tawm li cas, qhov chaw kub tau muab tso rau, qhov twg fasteners raug tuav, kev sib raug zoo li cas rov qab thiab cov ntsaws ruaj ruaj lossis cov khoom siv tau hloov pauv li cas.
| Hloov cov lus nug | Vim li cas tus neeg yuav khoom yuav tsum saib xyuas | Daim ntawv cog lus tso tawm |
|---|---|---|
| Qhov luaj li cas sib koom ib lub cev? | Qhia tus naj npawb tiag tiag ntawm lub taub hau thiab hloov-ib pawg | Compatibility matrix los ntawm cov yeeb nkab OD, phab ntsa ntau thiab cov khoom siv |
| Dab tsi yuav tsum txias ua ntej tshem tawm? | Muaj feem cuam tshuam rau downtime thiab tuav kev nyab xeeb | Sau qhov kub thiab txias txheej txheem |
| Yuav ua li cas tuag thiab mandrel center? | Muaj feem cuam tshuam rau qhov pib-up seem thiab kho phab ntsa | Kev hloov daim duab, siv txoj haujlwm thiab kev cob qhia |
| Cov cuab yeej twg thiab cov cuab yeej nqa yuav tsum tau ua? | Tiv thaiv kom tsis txhob muaj kev nyab xeeb improvised tuav | Daim ntawv teev cov cuab yeej, qhov hnyav, nqa cov ntsiab lus thiab cov duab kos |
| Yam khoom twg yog cov khoom siv niaj hnub? | Txo cov sij hawm poob qis tom qab xov, foob, cua sov lossis sensor puas | Ob xyoos pom zoo daim ntawv teev khoom seem nqi ntawm cov khoom |
| Txoj kev ntws huv li cas? | Hloov kev ua haujlwm, qhov txaus ntshai ntawm qhov chaw thiab cov xim hloov xim | Pom zoo ntxuav cov cuab yeej, cov khoom siv thiab cov kauj ruam disassembly |
Rau cov khoom sib xyaw ua ke, suav cov nqi hloov pauv los ntawm cov xuab moos, kev ua haujlwm thiab pib cov khoom seem. Yog tias cov nroj tsuag hloov ntawm ob lub yeeb nkab nyob deb ntau ntau zaus hauv ib lub lis piam, ob lub taub hau tiav tuaj yeem tiv thaiv ntau lub sij hawm ntau dua li ib lub cev nrog ntau qhov ntxig. Yog tias kev hloov pauv tsis tu ncua thiab qhov ntau yog compact, lub cev sib koom tuaj yeem tsim nyog.
Peb lub Hoobkas saib:peb nug leej twg yuav hloov cov cuab yeej thiab cov khoom nqa nqa dab tsi muaj. Ib qho qauv tsim uas ua haujlwm ntawm lub rooj sib dhos huv si yuav ua tau txawv txawv ntawm ib sab ntawm lub tshuab nqus tsev kub thiab lub tshuab nqus tsev. Kev nkag mus rau tus neeg teb xov tooj yog ib qho kev tawm tswv yim engineering, tsis yog cov ntsiab lus tom qab muag.
Siv cov yeeb nkab tsis xws luag los nrhiav thaj chaw ua haujlwm
Thaum cov yeeb nkab khiav tawm qhov tshwj xeeb, cov neeg ua haujlwm feem ntau kho qhov tuag ua ntej vim tias nws qhov chaw nruab nrab pom tau. Qhov ntawd tuaj yeem txhim kho ib ntus nyeem ntawv thaum zais qhov kub, extruder lossis teeb meem hauv qab. Sau qhov tsis xws luag nyob ib ncig ntawm lub voj voog thiab raws li cov yeeb nkab ntev ua ntej ua ob peb qhov kev hloov ib zaug.
| Pom qhov tsis xws luag | Tuag-head checks | Upstream thiab downstream checks | Kev yuav zaj lus qhia |
|---|---|---|---|
| Ib sab tsis tu ncua thicker | Mandrel centering, flow-path deposits, kev puas tsuaj, qhov sib npaug ntawm cov cua sov thiab kev sib dhos ua ke | Extruder surging, calibrator alignment, nqus tsev vacuum, txias thiab tshem tawm kev sib dhos | Yuav tsum tau nkag mus rau qhov chaw nruab nrab, thaj chaw kub thiab ib qho kev sib txuas lus siv |
| Phab ntsa hloov ncig thiab raws cov yeeb nkab | Kev hloov kho xoob, thermal cycling, tsis ruaj khov siab lossis tsis sib xws | Pub, ntsia hlau tso zis, kab-ceev tswj, nqus thiab dej-kub stability | Txais lub qhov rais ua haujlwm ruaj khov, tsis yog ib qho luv luv ntawm kev ntsuas |
| Ntev kab kab | Kev kis kab mob, tso nyiaj, khawb lossis puas tuag-duab nto | Unmelted hais, pom, calibrator puas thiab tuav cov cim | Txhais cov cuab yeej ntxuav, lim cov phiaj xwm, tshuaj xyuas qhov chaw thiab cov cuab yeej seem |
| Yellow, xim av los yog dub streaks | Cov chaw tuag, cov chaw tso nyiaj, cov cua sov hauv zos ntau dhau thiab lub sijhawm nyob ntev | Cov khoom noj uas tsis muaj paug, cov thoob khib nyiab pov tseg, ntsia hlau hnav thiab kaw kev xyaum | Tshawb xyuas tag nrho txoj kev yaj thiab tu cov txheej txheem ua ntej luam cov duab geometry qub |
| Lub taub hau siab | Txwv tsis pub muaj qhov sib txawv ntawm qhov sib txawv, qhov kub tsis tshua muaj, qhov thaiv tsis zoo lossis txoj kev ntws tsis zoo | Kev txwv qhov screen, cov khoom viscosity, tso zis xav tau thiab sensor mob | Qhia qhov ntsuas qhov ntsuas siab thiab kev txwv kev ua haujlwm hauv qhov tshwj xeeb |
| Lub cev ovality | Kev tawm tsis sib xws los yog qhov chaw pib lub raj | Calibrator hnav, nqus tsev, tshuav nyiaj li cas, kev txhawb nqa thiab nqa-tawm kev sib tw | Qhov kawg ovality belongs rau qhov kev lees paub ua tiav |
| Rough puab nto | Mandrel tiav, deposits, kub thiab ntws tus cwj pwm | Cov khoom noo noo, dispersion, degradation thiab tso zis stability | suav nrog cov txheej txheem sab hauv thiab sab nraud hauv cov qauv kev pom zoo |
Ib txoj cai hloov pauv:sau cov kab hauv qab, hloov ib qho kev hloov pauv, tos cov khoom siv los ntawm txoj kab, kos cov yeeb nkab cuam tshuam thiab ntsuas dua. Kev hloov pauv ntawm qhov kub thiab txias, qhov chaw nruab nrab, lub tshuab nqus tsev thiab tshem tawm tib lub sijhawm rhuav tshem cov pov thawj xav tau los txheeb xyuas qhov ua rau.
Yog tias cov zis los yog yaj siab tsis ruaj khov ua ntej lub taub hau, kuj tshawb xyuas cov ntsia hlau thiab lub thoob. Nanhaiya cov khoom sivPVC yeeb nkab ib leeg ntsia hlau, PVC yeeb nkab parallel ntsia hlau chimthiabPVC yeeb nkab conical twin-ntsia hlau chim. Cov tuag yuav tsum tsis txhob raug kho dua tshiab kom them nyiaj rau qhov hnav lossis tsis tsim cov yas yas.
Yeeb nkab extrusion tuag taub hau RFQ daim ntawv teev npe
Kev ua tiav RFQ tso cai rau tus neeg yuav khoom sib piv engineering scope es tsis txhob sib piv tus nqi qis nrog cov lus hais. Muab cov khoom hauv qab no tso rau hauv ib lub pob uas tswj xyuas.
- Txheeb xyuas cov khoom.Sau txhua cov yeeb nkab OD, phab ntsa ntau, SDR lossis lub sijhawm, txheej txheej, xim thiab daim ntawv thov. Kos cov khoom ib txwm thiab qhov nyuaj tshaj plaws.
- Lub npe tus qauv.Muab tus qauv, ib feem, ib tsab, lub teb chaws saws thiab kos duab sab hauv. Txuas cov phiaj xwm tshuaj xyuas cov yeeb nkab tiav.
- Qhia tawm cov khoom siv.Muab cov qauv PVC tag nrho lossis qib PE, PP lossis PPR, cov khoom siv ntxiv, muab tub lim, xim, cov ntsiab lus siv dua tshiab thiab cov ntaub ntawv xa khoom.
- Txhais tus nqi.Muab cov khoom lag luam muag muag thiab cov kab nrawm rau txhua yam khoom tseem ceeb, ntxiv rau qhov muaj peev xwm ua kom txias thiab lub sijhawm ua haujlwm ib txwm muaj.
- Piav qhov extruder.Lub xeev ib leeg, parallel ntxaib lossis conical ntxaib ntsia hlau; ntsia hlau txoj kab uas hla; lub cev muaj zog; ib txwm yaj siab thiab kub; adapter layout; thiab cov txheej txheem tam sim no txwv.
- Tswj lub interface.Txuas lub flange, sau npe, ntsia liaj qhov rooj vaj huam sib luag, sealing lub ntsej muag, yaj inlet, nruab nrab qhov siab, sensor-chaw nres nkoj thiab txhawb kev kos duab.
- Qhia cov lus qhia hluav taws xob.Sau lub rhaub hluav taws xob thiab zaus, hom thermocouple, connector standard, maub los compatibility, cable ntev thiab txaus ntshai-cheeb tsam yuav tsum tau yog muaj.
- Qhia cov kab hauv qab.Xws li calibrator qhov ntev, lub tshuab nqus tsev vacuum, txias ntev, tshuaj tsuag los yog immersion kev npaj, tshem tawm hom, centerline thiab deb ntawm tuag tawm.
- Xaiv qhov kev hloov pauv.Sau cov kev hloov pauv-ib pawg, cov khoom siv hluav taws xob thiab cov ntsuas hluav taws xob, cov ntsaws ruaj ruaj, fasteners, tuav cov cuab yeej, cia racks thiab cov txheej txheem hloov qhov xav tau.
- Txhais cov ntaub ntawv.Thov kev sib dhos thiab kos duab kos duab, daim nqi ntawm cov khoom siv, cov ntaub ntawv thiab cov ntaub ntawv kho cua sov, kev tshuaj xyuas qhov ntev, cov npe hluav taws xob, cov lus qhia ua haujlwm thiab cov npe khoom seem.
- Sau qhov kev lees paub.Lub npe resin, formula, yeeb nkab loj, khiav lub sij hawm, tso zis, kab ceev, txheej txheem cov ntaub ntawv, dimension sampling thiab pass/fail qauv.
- Qhia meej txog kev txhawb nqa.Pom zoo rau kev taw qhia kev teeb tsa, commissioning lub luag haujlwm, kev cob qhia tus neeg teb xov tooj, kev pabcuam chaw taws teeb thiab ciam teb ntawm kev tuag-lub taub hau thiab ua tiav-kab kev ua haujlwm.
Hloov ceeb toom:ib tug hnav tuag yuav tsis khaws nws qhov loj me. Ntsuas lub tshuab interface thiab cov yeeb nkab zoo khaws cia, nrhiav cov duab kos thiab piav qhia vim li cas lub taub hau qub raug hloov. Kev luam tawm txhua qhov hnav ris tsho tuaj yeem tsim ua tib yam ntws los yog teeb meem kev sib haum xeeb.
Cov ntsia hlau configuration yuav tsum sib phim cov khoom siv. Tshawb nrhiav Nanhaiya'sib screws, parallel twin screwsthiabconical twin-screw chimthaum qhov kev nug npog tag nrho cov seem plasticizing. Rau cov khoom siv thiab cov cuab yeej txuas nrog, siv lubextrusion spare xeem ntau yam.
Txais lub taub hau ntawm qhov kev tsim khoom uas koj npaj yuav muag
Dimensional soj ntsuam ua pov thawj tias cov khoom tsim tau sib xws nrog cov duab kos. Nws tsis ua pov thawj li cas ib qho kev sib xyaw tshwj xeeb yuav ntws los ntawm txoj kab tiav. Lub hom phiaj kev lees paub zoo muaj ob ntu: kev txheeb xyuas cov khoom pov thawj thiab kev tsim khoom.
| Txais theem | Yuav ua li cas kom paub tseeb | Sau cia |
|---|---|---|
| Cov ntaub ntawv tshuaj xyuas | Kev pom zoo kos duab kho, daim nqi ntawm cov ntaub ntawv, hloov-muab matrix, rhaub thiab sensor daim ntawv teev, phau ntawv qhia thiab seem seem | Kos npe rau daim ntawv sau npe |
| Kev tshuaj ntsuam xyuas | Qhov tseem ceeb interfaces, concentric nta, sealing lub ntsej muag, fasteners, ports, khoom, kev kho mob thiab pom ntws-ntog mob | Dimensional thiab cov ntaub ntawv los yog kev kho mob cov ntaub ntawv teev nyob rau hauv qhov kev txiav txim |
| Kev kuaj xyuas | Haum, kev taw qhia, kev teeb tsa lub rhaub dej, ntsuas qhov ntsuas, qhov chaw txav, kev txhawb nqa, nqa thiab nkag mus | Sib sau ua ke nrog cov duab |
| Kub-up check | Kev txheeb xyuas cheeb tsam, cov lus teb ntawm tus tswj, kev nyeem ntawv sensor, kos tam sim no thiab thermal stability | Daim ntawv qhia cheeb tsam thiab kev nyeem ntawv ruaj khov |
| Ntau lawm khiav | Pom zoo cov khoom, yeeb nkab loj, tso zis, kab ceev, kub, yaj siab, lub cev muaj zog load, nqus thiab txias tej yam kev mob | Daim ntawv txheej txheem raws sijhawm thiab khaws cia cov qauv |
| Kev tshuaj xyuas yeeb nkab | OD, phab ntsa ntawm ntau txoj haujlwm moos, ovality, qhov loj ntawm qhov ntev, sab hauv thiab sab nrauv, ncaj thiab xav tau cov qauv ntsuas | Kev tshuaj xyuas daim ntawv qhia khi rau cov qauv ua haujlwm thiab lub sijhawm tsim khoom |
| Kev ua haujlwm niaj hnub | Pib-up, kho qhov nruab nrab, ib txwm nres, kev nyab xeeb disassembly lossis ib qho kev pom zoo hloov pauv | Tus neeg teb xov tooj kos npe tawm thiab qhib cov khoom |
Siv tus neeg yuav khoom li ib txwm tsim thaum siv tau. Yog tias yuav tsum muaj cov khoom siv hloov pauv, sau qhov sib txawv thiab txwv qhov kev sim ua pov thawj. Kev ua tiav PE khiav tsis tau lees paub cov qauv PVC, thiab cov khoom tuab-phab ntsa qis-ceev tsis ua pov thawj tias nyias-phab ntsa kub ceev.
Peb lub Hoobkas saib:peb xav tau kev khiav haujlwm ruaj khov nrog kev ntsuas traceable tshaj qhov qhia luv luv ntawm qhov tso zis ntau tshaj plaws. Lub siab yuav tsum nyob twj ywm, kev nyeem ntawv phab ntsa yuav tsum tswj tau, cov cua sov yuav tsum tsis txhob mus ncig txawv txav thiab cov yeeb nkab txias yuav tsum ua raws li kev pom zoo tshuaj xyuas. Qhov kev tshwm sim no ua rau ob tog ua ib qho txiaj ntsig zoo.
Cov lus nug uas nquag nug
Cov ntaub ntawv dab tsi yuav tsum tau hais txog cov yeeb nkab extrusion tuag lub taub hau?
Xa cov qib polymer thiab cov qauv, cov qauv yeeb nkab, ua tiav qhov loj me thiab phab ntsa ntau, lub hom phiaj tso zis thiab kab nrawm, hom extruder, yaj inlet thiab flange teeb duab, lub rhaub hluav taws xob, qhov xav tau ntawm cov ntsuas ntsuas, cov ntsiab lus qis qis, qhov xav tau hloov pauv thiab kev npaj txais. Cov duab thiab ntsuas cov duab kos ntawm kev sib txuas tam sim no kuj tseem muaj txiaj ntsig rau cov haujlwm hloov pauv.
Puas yog ib lub yeeb nkab tuag taub hau khiav PVC, PE thiab PPR?
Ib qho kev sib koom ua ke sab nrauv tuaj yeem ua tau raws li kev ua haujlwm hauv txoj haujlwm nqaim, tab sis PVC, PE thiab PPR tsis tsim tib yam dej ntws, thermal lossis sizing. Peb thawj zaug piv rau tag nrho cov formulation, tso zis, qhov ntau thiab tsawg, flow-path yuav tsum thiab tu txoj kev. Cov cuab yeej sib cais lossis lub taub hau cais tuaj yeem yog qhov kev xaiv ntau dua.
Puas yog cov yeeb nkab tuag txoj kab uas hla sib npaug ntawm cov yeeb nkab kawg?
Feem ntau tsis muaj. Lub raj kub hloov tom qab tawm hauv qhov tuag vim tias cov yaj swells, kos, nkag mus rau lub calibrator thiab txias. Qhov yuav tsum tau tuag thiab mandrel qhov ntev yuav tsum tau tsim nrog cov khoom siv, tso zis, kab nrawm, lub tshuab nqus tsev thiab qhov cua txias, tsis yog theej ncaj qha los ntawm cov yeeb nkab nominal loj.
Puas tuaj yeem tuag lub taub hau ib leeg lav yeeb nkab phab ntsa tuab thiab ovality?
Tsis yog. Lub taub hau tuag tsim cov annular melt tis, tab sis kawg phab ntsa thickness thiab ovality kuj nyob ntawm melt stability, centering, kub tshuav nyiaj li cas, calibrator mob, nqus tsev vacuum, txias, haul-off alignment thiab kab ceev. Kev lees txais yuav tsum kuaj cov kab ua haujlwm tiav.
Yam khoom twg Nanhaiya siv rau extrusion tuag hau?
Nanhaiya tus extruder tuag lub taub hau nplooj ntawv teev 38CrMoAl nrog nitriding thiab nto hardness ntawm HV950 rau HV1000. Cov yeeb nkab extrusion tuag lub taub hau yog piav raws li alloy steel nrog hardened nto. Cov khoom siv zaum kawg, kev kho cua sov thiab cov txheej txheem ntub dej yuav tsum tau lees paub rau cov resin, additives thiab tu txoj hauv kev pom zoo specification.
Kuv puas yuav tau ib lub taub hau tuag nrog ntau qhov ntxig ntxig lossis ntau lub taub hau tiav?
Siv qhov hloov pauv thaum qhov loj me, qhov tso zis thiab tu lub sijhawm tso cai rau ib lub cev los npog txoj haujlwm yam tsis muaj kev hloov kho ntau dhau. Cov taub hau sib cais tuaj yeem ua rau muaj kev nkag siab zoo thaum cov khoom sib txawv ntawm txoj kab uas hla, polymer, cov zis, txheej txheej los yog hloov ntau zaus. Sib piv tag nrho cov sijhawm hloov pauv thiab kev pheej hmoo ntau lawm, tsis yog tus nqi siv ib leeg.
Yuav ua li cas yuav tsum tau txais ib tug yeeb nkab extrusion tuag taub hau?
Pib nrog kev kos duab, khoom siv, kev kho mob, cua sov, sensor, flange thiab flow-path checks. Tom qab ntawd khiav cov khoom lag luam pom zoo ntawm qhov teev cov yeeb nkab loj, cov zis thiab kab nrawm. Cov ntaub ntawv kub, yaj siab, phab ntsa nyeem nyob ib ncig ntawm lub voj voog, sab nraud txoj kab uas hla, ovality, qhov chaw nyob, qhov loj ntawm ib qhov ntev thiab ib qho kev ntsuam xyuas yuav tsum tau ua los ntawm lub hom phiaj yeeb nkab txheem.
Dab tsi ua rau ib sab ntawm cov yeeb nkab extruded phab ntsa ua kom tuab dua?
Tej yam tshwm sim muaj xws li tuag los yog mandrel mis-centering, circumferential kub imbalance, uneven melt flow, deposits los yog puas nyob rau hauv txoj kev khiav, unstable extruder tso zis, calibrator misalignment, uneven nqus los yog txias, thiab tshem tawm misalignment. Txheeb xyuas qhov sib txawv ua ntej siv cov ntsia hlau nruab nrab los nkaum qhov teeb meem hauv qab.
Cov ntsiab lus kev npaj los ntawm Nanhaiya cov khoom tam sim no, cov khoom siv thiab cov ntaub ntawv kev pabcuam, tsuas yog txhawb nqa los ntawm cov nplooj ntawv ISO yeeb nkab-tus qauv. Qhov kawg tuag geometry, cov khoom siv, kev kho mob, qhov ntev thiab kev lees paub yog txhais los ntawm qhov kev pom zoo qhov project specification.
