Kev kub ceev tsis yog daim ntawv tsav tsheb lossis ib qho zoo nkauj rpm. Nws yog lub qhov rais ua haujlwm ruaj khov nyob rau hauv uas cov ntsia hlau, chim, gearbox, cua sov, cua txias thiab tuag tsim salable PE lossis PP ntawm kev tswj qhov kub thiab txias. Phau ntawv qhia no qhia tau hais tias tus neeg yuav khoom yuav tsum txhais li cas ua ntej kos duab, nqe lossis cov lus cog tseg tau pom zoo.
Teb ceev
Qhia meej PE los yog PP high-speed ib leeg ntsia hlau los ntawm cov khoom siv tiag tiag, cov khoom muag muag, cov khoom lag luam thiab tuag, ntsia hlau nto ceev, lub qhov rais yaj-kub, siab, lub cev muaj zog thiab lub cev muaj zog, lub peev xwm txias, hnav ib puag ncig thiab kev lees paub. Tsis txhob yuav los ntawm txoj kab uas hla thiab qhov siab tshaj plaws rpm ib leeg.
Nanhaiya luam tawm cuaj ib leeg-ntsia hlau qauv los ntawm NHY20 txog NHY150, nrog cov zis ntau los ntawm 3 txog 1,300 kg / h thiab ceev ntawm 10 txog 150 rpm thoob plaws tsev neeg. Nws cov khoom siv PE thiab PP high-speed siv cov ntsia hlau geometry optimized, lub siab-torque gearbox, tshwj xeeb pub-qhov barrels thiab hnav-resistant alloy siv. Tig txhua lub phiaj xwm phiaj xwm mus rau qhov chaw sim ruaj khov siv lub npe resin, tuag, qhov rais zoo thiab ntsuas hluav taws xob ciam teb.
Kev kub ceev yog qhov system specification, tsis yog rpm
Thaum tus neeg yuav khoom nug kuv rau 150 rpm ntsia hlau, kuv cov lus nug tom ntej yog txoj kab uas hla. Ib tug 45 hli ntsia hlau ntawm 150 rpm thiab ib tug 75 hli ntsia hlau ntawm 150 rpm tsis muaj tib lub nto ceev, channel ntim, melting lub luag hauj lwm los yog torque yuav tsum tau. Cov khoom, tuag thiab downstream txias system kuj tuaj yeem dhau los ua qhov txwv ua ntej tus tsav mus txog nws qhov siab tshaj plaws.
Ib qho tseem ceeb ntawm kev kub ceev tshwj xeeb txuas rau 6 yam: dab tsi nkag mus rau hauv lub hopper, dab tsi cov ntsia hlau ua rau nws, dab tsi lub gearbox tuaj yeem xa mus tas li, lub thoob tuaj yeem ua kom sov thiab txias, dab tsi tuag resists, thiab cov khoom tiav yuav tsum dhau. Yog tias ib qho ploj lawm, qhov siab tshaj plaws rpm tsuas yog tus lej tshuab xwb.
| Cov lus nug tus neeg yuav khoom | Dab tsi nws tsis txhais | Cov lus yuav khoom zoo dua |
|---|---|---|
| High-speed PE ntsia hlau | PE qib, txoj kab uas hla, qhov nrawm nrawm, khoom lossis qhov rais zoo | Qhia qhov tseeb resin, ntsia hlau txoj kab uas hla, ruaj khov rpm ntau yam, tso zis thiab yaj txwv |
| High tso zis PP kab | Seb cov zis txhais tau tias tag nrho cov khoom lossis cov khoom muag | Lub xeev salable kg / h ntawm qhov ntev, qhov tsis xws luag, siab thiab kub |
| Kev tsim hluav taws xob txuag hluav taws xob | Cov ciam teb hluav taws xob, lub hauv paus thiab cov xwm txheej zoo | Sib piv ntsuas kWh / kg ntawm tib cov resin, tuag thiab txais cov khoom zoo |
| Hnav-resistant ntsia hlau | Alloy, kev pab them nqi, qhov tob, xeem txoj kev thiab chim counterface | Muab qhov chaw tsim kho thiab tshuaj xyuas qhov chaw ntawm daim duab |
| Fits peb cov extruder uas twb muaj lawm | Kev sib txuas, thrust, pub qhib, bore mob thiab sib dhos | Pom zoo ib tug dimensioned interface kos duab thiab ntsuas tam sim no chim |
Peb lub Hoobkas saib:Kuv xav tau tsib lub ntsiab lus ua haujlwm ruaj khov dua li qhov siab tshaj plaws heroic. Ib txoj kab uas ncav cuag rpm saum toj kawg nkaus rau tsib feeb tab sis drifts hauv siab, overheats lub yaj los yog ua rau cov yeeb nkab loj tsis dhau qhov kev sim siab.
Yog tias cov lus nug tam sim no yog li cas rpm hloov qhov kub thiab cov zis thaum lub sijhawm ua haujlwm, siv peb cov lus qhia cais rauntsia hlau ceev, yaj kub thiab tso zis. Nplooj ntawv no tsom mus rau kev yuav thiab txais.
Nanhaiya luam tawm ib leeg-ntsia hlau qauv ntau yam
CovNanhaiya PE thiab PP high-speed ib leeg ntsia hlauyog muab rau cov yeeb nkab extrusion thiab lwm yam nruam PE thiab PP cov dej num. Peb nplooj ntawv tam sim no ua kom zoo dua cov qauv ntsia hlau nrog lub siab-torque gearboxes thiab tshwj xeeb pub-slot chim. Nws kuj teev cov kev txhim kho kev ua tau zoo dua ob npaug piv nrog cov cuab yeej siv ib txwm siv thiab tsim kom txo tau PP extrusion kub thiab siv zog.
Rau kev yuav khoom, cov txiaj ntsig zoo no yuav tsum dhau los ua qhov kev ntsuam xyuas qhov tseeb. Txhim kho lub tshuab sib piv, resin ntau, khoom, tuag, lim mob, zoo qhov rais, stabilization lub sij hawm thiab hluav taws xob ciam teb. Qhov ntawd yog li cas cov lus qhia tseem ceeb ntawm lub Hoobkas dhau los ua qhov kev lees paub.
| Qauv | L/D | Tshaj tawm cov zis | Tshaj tawm ceev | Tsav lub cev muaj zog | Center qhov siab |
|---|---|---|---|---|---|
| NWS 20 | 20: 1 | 3-5 kg / h | 10 mus rau 60 rpm | 1.1 / 1.5 / 2.2 kWs | 1,000 txog 1,400 mm |
| NWS 25 | 25: 1 | 5-8 kg / h | 10 mus rau 60 rpm | 2.2 / 3.0 / 4.0 kW | 1,000 txog 1,400 mm |
| NWS 30 | 25: 1 | 5-10 kg / h | 10 mus rau 60 rpm | 2.2 / 3.0 / 4.0 kW | 1,000 txog 1,400 mm |
| NWS 45 | 25: 1-36: 1 | 10-120 kg / h | 10 mus rau 150 rpm | 5.5 rau 22 kW | 1,000 txog 1,400 mm |
| NWS 65 | 25: 1-36: 1 | 60-300 kg / h | 20 mus rau 150 rpm | 22 rau 75 kW | 1,000 hli |
| NWS 75 | 25: 1-36: 1 | 200-450 kg / h | 20 mus rau 150 rpm | 30 rau 132 kW | 1,000 hli |
| NWS 90 | 25: 1-36: 1 | 180-600 kg / h | 20 rau 110 rpm | 30 rau 185 kW | 1,000 txog 1,100 mm |
| NWS 120 | 25: 1-36: 1 | 320-1,000 kg / h | 20 rau 90 rpm | 75 rau 280 kW | 1,000 txog 1,250 mm |
| NWS 150 | 25: 1-36: 1 | 400-1,300 kg / h | 20 rau 75 rpm | 90 rau 400 kW | 1,000 txog 1,300 mm |
Cov no yog luam tawm tsev neeg ntau yam, tsis yog cuaj lub tshuab ruaj khov. Tsis txhob muab cov zis ntau tshaj plaws, ceev, lub cev muaj zog thiab L / D nyob rau hauv ib kab thiab xav tias kev sib xyaw ua ke tau txais rau txhua qhov resin thiab tuag.
Txhais cov PE lossis PP cov khoom noj ua ntej xaiv cov ntsia hlau
PE thiab PP yog tsev neeg, tsis ua tiav cov ntsiab lus ntawm cov ntsia hlau. HDPE siab-pipe compound, rov ua dua HDPE flake, LDPE zaj duab xis resin thiab ntxhia-filled PP tuaj yeem nkag mus rau tib qho kev sib tham thaum xav tau kev sib txawv noj, yaj, sib tov thiab hnav kev txiav txim siab.
TS EN ISO 17855-1 Polyethylene molding thiab extrusion cov ntaub ntawv los ntawm cov txheej txheem tsim uas suav nrog cov khoom siv thiab cov khoom ntxiv. TS EN ISO 19069-1 Ua tib yam rau polypropylene thiab suav nrog cov ntaub ntawv xws li MFR, daim ntawv thov, txheej txheem, cov khoom siv ntxiv, muab tub lim thiab cov ntaub ntawv ntxiv. Siv cov khoom siv cob cov ntaub ntawv tam sim no nrog cov ntaub ntawv tus kheej.
MFR los yog MVR
Qhia tus nqi nrog nws qhov ntsuas kub thiab thauj khoom. ISO 1133-1 sau tseg tias cov txheej txheem tswj tau zoo no siv cov nqi qis dua li kev ua haujlwm ib txwm muaj, yog li ib tus lej MFR tsis tuaj yeem kwv yees lub qhov rais kub ceev extrusion.
Cov ntsiab lus dej
Tshaj tawm txoj kev sim, qhov tshwm sim, ziab thiab khaws cia. TS EN ISO 15512 Cov txheej txheem dej ntim rau PE, PP, hmoov, granules thiab cov khoom yas tiav.
Ua rheology
TS EN ISO 11443 Kev them nyiaj yug capillary thiab slit-tuag rheometry ntawm kev ua haujlwm-tseem ceeb shear tus nqi Siv cov ntaub ntawv rheology tiag tiag thaum cov khoom siv nyuaj xav tau ntau dua li MFR siv.
| Khoom teb | xa dab tsi | Vim li cas nws hloov qhov kev txiav txim siab ntsia hlau |
|---|---|---|
| Polymer tus kheej | PE lossis PP tsev neeg, tus tsim, qib thiab tso cai hloov qib | Teem lub melting, viscosity thiab kub ntsiab lus teb |
| Pub daim ntawv | Pellet, hmoov, flake, regrind, agglomerate los yog blend | Hloov feed-channel filling, tuav thiab tso zis stability |
| Flow reference | MFR lossis MVR tus nqi, qhov kub thiab txias, thauj khoom thiab qauv npaj | Tso cai rau kev sib piv qib uas tswj tau tab sis tsis yog tag nrho cov txheej txheem twv ua ntej |
| Cov ntsiab lus siv dua | Qhov feem pua, qhov chaw, sorting, ntxuav thiab batch variation | Tej zaum yuav ntxiv qhov sib txawv ntawm qhov ntom ntom, noo noo thiab sib kis |
| Filler thiab pigment | Hom, qhov hnyav feem pua thiab cov ntaub ntawv particle lossis fiber ntau | Hloov hnav, lub zog tawm tswv yim, kev sib xyaw thiab cov khoom tiav |
| Cov tshuaj ntxiv | Stabilizer, plam, carbon dub, masterbatch thiab lwm yam khoom hauv daim ntawv qhia | Tej zaum yuav hloov dispersion, kev sib txhuam, corrosion thiab kub rhiab heev |
| Moisture thiab volatiles | Txoj kev, tshwm sim, ziab thiab cua yuav tsum tau | Hloov qhov zoo ntawm qhov chaw, siab stability thiab degradation txaus ntshai |
| Cov khoom txheem | Cov yeeb nkab, zaj duab xis lossis lwm yam khoom tshwj xeeb thiab cov phiaj xwm kev sim | Txhais lub qhov rais zoo qhov ntsia hlau yuav tsum txhawb nqa |
Qhov kuv xav pom hauv RFQ:sau cov khoom siv ib txwm thiab cov khoom siv uas pom zoo tshaj plaws. Tsim nyob ib ncig ntawm qib zoo nkauj nkauj xwb thaum cov nroj tsuag tsis tu ncua ua cov khoom siv rov ua dua los yog sau PP tsim cov duab kos uas yog qhov tseeb tab sis tsis yog.
Rau kev ua haujlwm pelletizing, siv cov ncauj lus kom ntxaws ntxivib leeg ntsia hlau tsim qhia rau granulation. Rau kev siv zaj duab xis, lubLDPE thiab HDPE zaj duab xis ib leeg ntsia hlauntxiv txoj kab uas hla thiab L / D xaiv rau kev tsim thiab zaj duab xis kab.
Hloov rpm rau hauv qhov nrawm nrawm
Rpm qhia peb ntau npaum li cas cov ntsia hlau tig. Surface speed qhia peb ceev npaum li cas lub ya davhlau ya nyob twg txheeb ze rau lub chim. Qhov ntawd ua rau nws zoo dua thawj qhov sib piv thaum diameters txawv.
Screw nto ceev: v = π × D × N / 60
SivDhauv meters,Nnyob rau hauv revolutions ib feeb thiabvhauv meters ib ob.
| Tshaj tawm qauv taw tes | Txoj kab uas hla siv rau hauv kev xam | Ceev | Muab xam deg ceev | Qhov kev sib piv qhia tau li cas |
|---|---|---|---|---|
| NHY45 ceev ceev | 45 hli | 150 rpm ib | Txog 0.35 m / s | Siab rpm ntawm ib txoj kab uas hla me me tsis txhais hais tias qhov siab tshaj plaws ceev |
| NHY65 ceev ceev | 65mm ib | 150 rpm ib | Txog 0.51 m / s | Tib rpm txav lub dav hlau loj dua sai dua |
| NHY90 ceev ceev | 90mm ua | 110 rpm ib | Txog 0.52 m / s | rpm qis dua tuaj yeem tsim yuav luag tib qhov nrawm nrawm ntawm cov ntsia hlau loj dua |
| NHY150 ceev ceev | 150 hli | 75rpm ua | Txog 0.59 m / s | Cov qauv luam tawm loj tshaj plaws tau nce mus txog tus nqi siab tshaj hauv qhov kev sib piv yooj yim no |
Kev suav siv nominal qauv txoj kab uas hla thiab sab sauv tshaj tawm rpm tsuas yog piav qhia txog kev sib raug zoo. Nws tsis yog qhov chaw ua haujlwm pom zoo lossis tso zis lav.
Nto ceev tseem tsis tau piav qhia qhov tob tob, suab, teeb meem geometry, pub filling, resin viscosity lossis tuag tsis kam. Siv nws los nug cov lus nug zoo dua, tsis txhob xaiv cov ntsia hlau los ntawm ib tus lej.
Kev txiav txim siab:sib piv cov diameters sib txawv los ntawm qhov nrawm nrawm, tom qab ntawd sib piv cov kab tiag tiag los ntawm cov zis ruaj khov, yaj zoo, siab, thauj khoom thiab lub zog tshwj xeeb. Qhov no tiv thaiv qhov me me-rpm ntsia hlau thiab qhov loj dua-rpm ntsia hlau los ntawm kev txiav txim los ntawm rpm ib leeg.
Qhia tawm cov khoom muag muag, cov zis tshwj xeeb thiab lub zog
Cov zis belongs rau ib qho mob. Qhia cov resin, khoom, tuag, phab ntsa thickness, tshuaj ntsuam mob, ceev, yaj kub, siab thiab zoo txwv ib sab ntawm txhua kg/h nqi. Cov khoom siv tag nrho los ntawm lub hopper tsis zoo ib yam li cov khoom muag tom qab pib cov khoom seem thiab qhov tsis lees paub.
Cov zis tshwj xeeb: q = Q / N, qhov twgQyog kg/h thiabNyog rpm.
Lub zog tshwj xeeb: SEC = P/Q, qhov ntsuas hluav taws xobPyog kW thiab salable tso zisQyog kg/h. Qhov tshwm sim yog kWh/kg.
Cov zis tshwj xeeb pab qhia seb txhua lub kiv puag ncig ntxiv puas tseem txav cov khoom sib npaug. Lub zog tshwj xeeb pab sib piv cov kev xav tau hluav taws xob, tab sis tsuas yog thaum ob qho tib si kev sim siv tib thaj tsam ntsuas. Kev nyeem ntawv tsav tsheb nkaus xwb tsis tuaj yeem sib piv nrog cov kab nyeem tag nrho uas suav nrog cov cua sov, cua txias, lub tshuab nqus tsev thiab cov khoom siv hauv qab.
| Trend li rpm nce | Muaj peev xwm txhais tau | Cov pov thawj tom ntej los sau |
|---|---|---|
| Cov khoom muag muag tau nce thiab q nyob ruaj khov | Kev pub mis thiab tso dej kuj tseem tuaj yeem nyob hauv qhov muaj txiaj ntsig zoo | Paub meej tias yaj variation, siab, load thiab qhov ntev ntawm cov khoom |
| Tag nrho cov zis nce tab sis seem kuj nce | Cov kab yog txav cov khoom siv ntau dua yam tsis tau tsim cov khoom lees paub ntau dua | Sib cais tag nrho, muag tau thiab tsis lees paub kg/h |
| Rpm nce thaum q ntog | Pub filling, melting los yog downstream txwv tej zaum yuav txwv | Txheeb xyuas cov khoom noj ntau, yaj mob, tshuaj ntsuam thiab tuag siab |
| SEC nce siab heev | Kev ua haujlwm, kev tsim hluav taws xob lossis qhov chaw ua haujlwm tsis zoo yuav nce ntxiv | Tshawb xyuas lub zog ciam teb, lim dej, siab thiab cua txias teb |
| Cov zis yog ruaj khov tab sis qhov ntev drift | Qhov tuag, txias los yog tshem tawm yuav nyob sab nraum nws lub qhov rais tswj | Cov khoom lag luam sib txawv nrog cov kab nrawm, txias thiab yaj siab |
Tsis pom zoo tso zis los ntawm ib qho kev nyeem ntawv siab tshaj.Xav tau lub sij hawm stabilization uas tau teev tseg thiab ib lub sij hawm pom zoo sampling. Sau qhov nruab nrab thiab variation. Ib qho kev xeem yuav khoom zoo ua rau kev ua haujlwm tsis ruaj khov pom tsis yog qhov nruab nrab ntawm nws mus.
Match ntsia hlau geometry rau pub, melting thiab tuag kuj
High-speed geometry yuav tsum tiav melting nyob rau hauv ib tug luv luv lub sij hawm nyob rau hauv lub sij hawm nyob rau hauv lub sij hawm luv luv yam tsis tau tsim ib qho kev tsis txaus siab melt-kub sawv. Qhov ntawd tuaj yeem koom nrog ntu pub, compression profile, barrier lossis sib xyaw nta, ntsuas qhov muaj peev xwm thiab lub thoob ntim khoom noj. Cov lus teb yog nyob ntawm qhov tseeb PE lossis PP qib thiab cov khoom.
Nanhaiya cov nplooj ntawv khoom tam sim no sib xyaw ua ke tag nrho-alloy hnav-tiv taus ntsia hlau nrog tshwj xeeb pub-slot chim rau ruaj khov yaj extrusion nyob rau hauv nyias-phab ntsa thiab tuab-wall yeeb nkab. Nws kuj tseem siv cov qauv ntsia hlau optimized nrog lub siab-torque gearbox. Cov no yog cov kev xaiv uas muaj feem xyuam: cov txheej txheem pub yuav tsum sau cov ntsia hlau, cov ntsia hlau yuav tsum yaj thiab twj tso kua mis, thiab cov tsav yuav tsum txhawb nqa lub zog uas yuav tsum tau ua los ntawm lub qhov rais tag nrho.
| Tsim cheeb tsam | Cov lus nug tus neeg yuav khoom yuav tsum teb | Cov ntaub ntawv pov thawj rau lub tshuab ntsia hlau |
|---|---|---|
| Pub seem | Puas yuav pellets, hmoov lossis cov khoom siv rov ua dua tshiab nkag mus thiab sau tsis tu ncua ntawm lub hom phiaj? | Pub daim ntawv, bulk-density range, hopper, caj pas thiab feeder cov ntsiab lus |
| Compression thiab melting | Cov khoom puas tuaj yeem yaj nyob rau hauv lub sijhawm ntev thiab qhov chaw nyob? | Resin, MFR los yog rheology, kub, tam sim no unmelts thiab load trend |
| Barrier los yog sib tov feature | Puas yog qhov xav tau ntawm cov khoom sib cais, sib faib sib xyaw, xim dispersion lossis kub uniformity? | Cov qauv tsis raug, lub hom phiaj zoo thiab cov duab kos tam sim no |
| Kev ntsuas qhov ntsuas | Dab tsi ruaj khov siab thiab ntws yuav tsum tau xa tawm tsam qhov tuag? | Ntxuav thiab qias neeg siab, npo pob, breaker phaj, adapter thiab tuag cov ntaub ntawv |
| Pub-slot chim | Yuav ua li cas lub thoob yuav txhawb nqa cov khoom uas tsis ruaj tsis khov overfeeding? | Lub caj pas kub, cua txias, zawj lossis cov ntsiab lus thiab cov cwj pwm pub |
| Mechanical interfaces | Puas yuav haum rau lub gearbox, thrust system, chim thiab downstream kev twb kev txuas? | Pom zoo dimensioned drawings thiab tshiab ntsuas |
Peb lub Hoobkas saib:luam cov qauv hnav tuaj yeem rov tsim dua qhov kev sib txuas thiab tseem khaws cov txheej txheem geometry tsis raug. Yog tias tus neeg yuav khoom xav tau cov zis ntau dua, cov khoom siv tshiab los yog qis dua qhov kub, hais tias ua ntej lub hau ntswj raug kos. Qhov ntawd hloov qhov project los ntawm ib daim ntawv luam mus rau hauv kev tswj xyuas dua.
Rau lub tshuab uas twb muaj lawm, ua raws li covhloov ib leeg ntsia hlau specification qhia. Nws cais qhov ntev uas tuaj yeem ntsuas los ntawm qhov hnav los ntawm cov txheej txheem geometry uas xav tau kev pom zoo siv.
Xyuas lub cev muaj zog, gearbox piv thiab nruam torque ua ke
Ib tug high-speed ntsia hlau tseem xav tau torque ntawm qhov chaw khiav hauj lwm thiab thaum pib nyuaj. Lub cev muaj zog ib leeg tsis txhais hais tias qhov twg mus txog qhov ntsia hlau. Iav piv, efficiency, kev pab cuam, txias, bearing kev npaj thiab tso cai nruam thiab ncov load tag nrho cov teeb meem.
Ncej torque kwv yees: T = 9550 × P / n
Siv zogPnyob rau hauv kW thiab rotational ceevnhauv rpm los kwv yees torqueThauv N·m ntawm tib lub ncej. Rau cov ntsia hlau torque, siv qhov pom zoo gearbox piv thiab kev ua haujlwm zoo dua li kev sib xyaw lub cev muaj zog-sab nrawm nrog cov ntsia hlau-sab zog.
| Tsav teb | Yuav sau dab tsi | Vim li cas thiaj tseem ceeb |
|---|---|---|
| Lub cev muaj zog | Rated kW, lub hauv paus ceev, tam sim no, overload muaj peev xwm thiab txias txoj kev | Txhais lub hwj chim qhov chaw thiab nws cov kev txwv tas mus li |
| Gearbox | Qhov sib piv, ntsuas qhov tso zis torque, kev pabcuam zoo, kev ua haujlwm zoo thiab lubrication | Converts lub cev muaj zog ceev mus rau usable ntsia hlau ceev thiab torque |
| Kev ua haujlwm tiag tiag | Rpm, tam sim no lossis ntsuas lub zog, torque yog muaj thiab pib keeb kwm | Qhia lub luag haujlwm tiag tiag tsis yog lub peev xwm ntawm lub npe |
| Thrust thiab bearings | Kev npaj, mob, lubrication thiab axial-load hauv paus | Siab tuag siab tsim txhua yam load tshaj qhov yooj yim rotation |
| Kev sib txuas | Spline, qhov tseem ceeb, xov, xub pwg, foob thiab axial datum | Tiv thaiv kom tsis txhob muaj txheej txheem-txhim kho cov ntsia hlau los ntawm kev ua tsis tiav ntawm lub tshuab haum |
| Kev tiv thaiv | Mus ncig teb chaws, tswb, cua txias interlocks thiab pom zoo txwv load | Khaws qhov kev lees paub hauv lub tshuab lub qhov rais nyab xeeb |
CovNanhaiya ib leeg ntsia hlau extruderkhoom txoj kev yog pab tau thaum qhov project muaj ntau tshaj li cov ntsia hlau. Yog hais tias cov ntaub ntawv tsav tsheb qub tsis paub meej, xa lub cev muaj zog thiab lub gearbox nameplates, kev sib txuas kos duab thiab kev thauj khoom ib txwm ua ntej qhia qhov siab dua rpm.
Tsis txhob siv qhov sib npaug torque raws li kev pom zoo ntawm gearbox.Nws yog thawj qhov kev suav. Lub gearbox chaw tsim tshuaj paus lossis cov ntaub ntawv pom zoo tshuab yuav tsum muab cov kev txwv tsis tu ncua thiab ncov, qhov kev pabcuam, lubrication thiab kev tso cai ua haujlwm ntau.
Cais lub chim teem kub los ntawm qhov tseeb melt kub
Tus maub los qhia txog lub hom phiaj ntawm lub tshuab cua sov thiab feem ntau yog ib qho kev ntsuas nyob ze ntawm phab ntsa chim. Lub polymer kuj tau txais txhua lub zog los ntawm cov ntsia hlau tig. Nyob rau saum npoo siab dua, qhov kev pab cuam ntawm lub tshuab tuaj yeem ua qhov loj txawm tias qhov ntsuas kub tsis hloov.
Tias yog vim li cas qhov chaw tso cua sov qis dua tsis ua pov thawj qis qis qis, thiab qhov nruab nrab txias txias tsis ua pov thawj tiav melting. Txhais lub melt-temperature qhov chaw, sensor method, sampling interval thiab txais variation. Tshawb xyuas lub siab, thauj khoom thiab cov khoom zoo tib lub sijhawm.
| Txais teb | Txhais ua ntej qhov kev xeem | Yog vim li cas nws belongs rau hauv kev yuav khoom |
|---|---|---|
| Cov cheeb tsam chim | Setpoint, nyeem ntawv tiag, tso zis tso cua sov thiab cua txias teb | Qhia tias lub tshuab tuav lub thermal profile li cas |
| Melt kub | Qhov chaw, sensor, insertion lossis sampling method, nruab nrab thiab variation | Ntsuas cov khoom, tsis tsuas yog cov hlau ze ntawm lub rhaub |
| Melt siab | Sensor qhov chaw, huv si thiab qias neeg mob, nruab nrab thiab variation | Txuas ntsia hlau twj tso kua mis mus rau qhov screen thiab tuag kuj |
| Melt quality | Unmelts, gels, dispersion, nto thiab pom zoo xeem txoj kev | Tiv thaiv cov zis los ntawm kev zais qhov ua tsis tiav lossis ntau dhau |
| Khoom | Dimensions, phab ntsa variation, qhov hnyav, zoo li tus thiab cov khoom ntsuam xyuas | Txhais seb lub extrusion yog muag |
ISO 4427-1: PE siab-pipe tej yaam num - ISO 4427-1: PE piping compounds thiab test parameters. Cov txheej txheem yeeb nkab tiav thiab tus neeg yuav khoom tus kheej txoj kev tswj hwm yuav tsum tau teeb tsa qhov kev lees paub zaum kawg. Tus neeg muag khoom ntsia hlau yuav tsum tsis txhob hloov cov khoom yuav tsum tau nrog lub hom phiaj melt-temperature.
Peb lub Hoobkas txoj haujlwm:yog tias cov kab ua rau cov khoom lag luam zoo ntawm 90 feem pua ntawm kev tshaj tawm rpm thiab cov khoom tsis zoo ntawm 100 feem pua, qhov kev txwv tseem ceeb yog qhov qis dua. Peb tsim cov ntsia hlau los txhawb lub qhov rais txheej txheem. Cov khoom tiav txiav txim siab qhov twg qhov rais xaus.
Xaiv qhov kev tiv thaiv alloy rau qhov chaw hnav tiag tiag
Nanhaiya ua rau nws cov PE thiab PP high-speed screws los ntawm cov hlau tau ncaj qha los ntawm steel mills thiab tsim los txhawb qhov ntom thiab tawv. Tam sim no bimetallic specification siv nickel-raws li alloy thiab tungsten alloy, nrog alloy ntev tshaj 400 hli, qhov tob ntawm 2 mus rau 3 hli thiab hardness los ntawm HRC58 mus rau 65. Qhov kawg nto tuaj yeem hloov kho rau hnav thiab corrosion.
Cov lej no muaj nyob rau ntawm daim duab kos, tsis yog nplooj ntawv khoom xwb. Txhais qhov twg cov hlau pib thiab nres, qhov tob txhais tau li cas tom qab ua tiav, qhov twg hardness yog kuaj, uas Rockwell nplai thiab txoj kev siv, thiab lub thoob qhov chaw yuav khiav tawm tsam nws.
Kev huv huv PE lossis PP thiab cov khoom siv los yog cov khoom siv sib kis tsis zoo yuav tsis tsim ib puag ncig hnav. Thaum muab tub lim, iav, tawv paug los yog corrosive additives tam sim no, piv cov ntsia hlau thiab lub thoob li ib khub. Lub dav hlau hnyav tseem tuaj yeem ua haujlwm tsis zoo hauv lub thoob loj lossis tsis sib xws.
| Hnav lo lus nug | Cov ntaub ntawv pov thawj xav tau | Kev txiav txim |
|---|---|---|
| Qhov qub ntsia hlau plam txoj kab uas hla? | Axial ntsia hlau OD daim ntawv qhia thiab ntxuav cov duab | Muab cov alloy qhov chaw thauj khoom thiab hnav tiag tiag tshwm sim |
| Puas yog lub thoob tseem puag ncig thiab hauv qhov pom zoo? | ID nyeem los ntawm chaw nres tsheb thiab angular kev taw qhia | Txiav txim siab ntsia hlau nkaus xwb los yog hloov cov ntsia hlau thiab lub thoob |
| Puas yog kev puas tsuaj abrasive, corrosive lossis mechanical? | Daim ntawv qhia cov khoom, residue, kub, kev sib dhos thiab cov qhab nia qauv | Xaiv cov khoom siv los yog kho cov khoom siv ua ntej |
| Cov khub saum npoo puas yuav khiav nyab xeeb? | Ntsia hlau alloy, chim hauv ob sab phlu, tiav thiab clearance | Pom zoo lub counterface thiab ua hauj lwm clearance ua ke |
| Lub txheej yuav txais li cas? | Kev kos duab, txheej txheem cov ntaub ntawv, hardness method thiab dimensional plan | Hloov cov lus piav qhia txog kev muag khoom rau hauv cov kev xav tau tshuaj xyuas |
Siv covnitrided tiv thaiv bimetallic ib leeg ntsia hlau qhiarau kev xaiv kev kho mob, thiab covib leeg ntsia hlau thiab chim coj ntsuas ntsuasua ntej txiav txim siab seb lub thoob tuaj yeem nyob hauv kev pabcuam.
PE thiab PP high-speed ib leeg ntsia hlau RFQ daim ntawv teev npe
Ib qho RFQ muaj zog cia lub Hoobkas ntsia hlau paub qhov txawv ntawm cov tshuab luam ntawv los ntawm kev tsim kho dua tshiab. Kos cov khoom tsis paub tias tsis paub. Tsis txhob tsim ib qhov loj me los yog kev khiav hauj lwm tus nqi los ua kom daim ntawv zoo li tiav.
- Tshuab tsim, qauv thiab serial lossis version
- Tam sim no ntsia hlau thiab chim drawings
- Tshiab ntsia hlau OD thiab chim ID hnav daim ntawv qhia
- Raws nraim PE lossis PP tus tsim thiab qib
- MFR lossis MVR tus nqi nrog qhov kub thiab txias
- Pellet, hmoov, flake, regrind los yog sib tov
- Recycled feem pua thiab batch variation
- Filler, fiber ntau, pigment thiab additive qib
- Qhov tshwm sim ntawm noo noo, txoj kev thiab ziab txheej txheem
- Cov khoom, tuag thiab tshuaj ntsuam-pob cov ntaub ntawv
- Ib txwm thiab xav tau cov khoom muag muag
- Ib txwm, yam tsawg kawg nkaus thiab siab tshaj plaws ntsia hlau rpm
- Motor nameplate thiab kev khiav hauj lwm load
- Gearbox piv, torque ntsuam xyuas thiab cov ntaub ntawv kev pabcuam
- Barrel setpoints thiab ntsuas kub yaj
- Ntxuav thiab qias neeg melt siab
- Cua sov, txias thiab pub-caj pas tswj
- Khoom qhov ntev thiab kev lees paub
- Tam sim no qhov tsis xws luag, seem thiab keeb kwm kev ua haujlwm
- Yuav tsum tau cov ntaub ntawv thiab cov ntaub ntawv soj ntsuam
- Qhov chaw, kom muaj nuj nqis thiab hnub xa khoom xav tau
- Installation thiab commissioning txhawb yuav tsum tau
Nanhaiya cov ntaub ntawv cov khoom tam sim no teev cov qauv-ntsia hlau xa tuaj ntawm 24 txog 48 teev thiab customized-ntsia hlau xa tuaj ntawm 30 mus rau 40 hnub. Kho lub sijhawm ua haujlwm raws li kev txiav txim: paub meej tias qhov kos duab kos duab kos duab kos duab kos duab kos duab kos duab kos duab kos duab kos duab kos duab kos duab kos duab kos duab kos duab kos duab kos duab kos duab kos duab kos duab kos duab kos duab kos duab kos duab kos duab kos duab kos duab kos duab kos duab kos duab kos duab kos duab kos duab kos duab
Peb lub Hoobkas saib:Diam duab duab yog cov pov thawj muaj txiaj ntsig, tab sis lub caliper zaub tsis yog qhov tshwj xeeb. Peb xav tau daim duab pom zoo, kam rau ua, ntsuas qhov ntau thiab qhov chaw soj ntsuam. Qhov ntawd yog qhov ua rau qhov tshwm sim rov ua dua.
Nanhaiya teev cov kev kuaj mob ua ntej muag raws li cov khoom siv, tshuab thiab lub peev xwm, ua raws li kev sib piv ntawm txoj kab uas hla, L / D, zawj qhov tob thiab cov khoom siv. Covnplooj ntawv pabcuamtseem suav nrog kev taw qhia kev teeb tsa, kev daws teeb meem, kev saib xyuas, 24-teev cov lus teb thiab kev daws teeb meem hauv 48 teev. Paub meej txog qhov kev pabcuam tshwjxeeb thiab kev lav phib xaub hauv daim ntawv cog lus.
Ua qhov kev lees paub ua ntej pib tsim khoom
Qhov kev lees paub yuav tsum tau pom zoo thaum daim duab kos raug pom zoo, tsis yog tom qab cov ntsia hlau ncav cuag txoj kab. Siv tib yam resin ntau qhov ua tau, txhais cov khoom npaj, coj cov kab mus rau qhov chaw ruaj khov thiab sau cov txheej txheem synchronized thiab cov ntaub ntawv khoom.
- Kho cov khoom siv kuaj.Cov ntaub ntawv tsim, qib, batch, MFR lossis MVR mob, noo noo, cov ntsiab lus rov ua dua thiab cov khoom ntxiv.
- Txhais lub xeev lub tshuab.Cov ntaub ntawv ntsia hlau thiab lub thoob yog tus kheej, tuag, npo pob, tso cua sov, cua txias, roj gearbox thiab sensor calibration raws li txoj cai.
- Khiav cov ntsiab lus ua haujlwm pom zoo.Xws li ib txwm taw tes, lub hom phiaj taw tes thiab ib qho kev pom zoo saum toj kawg nkaus es tsis yog dhia ncaj qha mus rau qhov siab tshaj plaws rpm.
- Tos kom ruaj khov.Pom zoo lub sijhawm ruaj khov thiab cov xwm txheej uas rov pib lub moos tom qab qhov kev hloov pauv.
- Sau cov ntaub ntawv synchronized.Kev ntes rpm, tag nrho thiab cov khoom lag luam tawm, lub zog, thauj khoom, yaj kub, siab, cheeb tsam teb thiab cov khoom tau tshwm sim nyob rau tib lub sijhawm.
- Siv cov txwv txwv.Nres thaum thauj khoom, siab, kub, vibration, khoom zoo lossis lwm qhov kev nyab xeeb ciam teb tau mus txog.
- Pom zoo lub hauv paus.Txuag cov kev lees paub, qhov nruab nrab, qhov sib txawv, cov txiaj ntsig ntawm cov qauv thiab cov ntaub ntawv tshuaj xyuas rau kev daws teeb meem yav tom ntej.
| Yam khoom txais | Cov ntaub ntawv | Pass hauv paus |
|---|---|---|
| Saleable tso zis | kg / h tom qab seem thiab tsis lees paub cov khoom | Ua tau raws li qhov pom zoo ntawm cov khoom muaj npe thiab zoo |
| Lub zog tshwj xeeb | kWh / kg nrog ntsuas ciam teb tau txheeb xyuas | Ua tau raws li qhov pom zoo sib piv siv tib tus ciam teb |
| Melt kub | Nruab nrab, variation, qhov chaw thiab txoj kev | Nyob rau hauv lub resin thiab cov khoom tswj qhov rais |
| Melt siab | Nruab nrab, variation, sensor qhov chaw thiab lub xeev screen | Nyob ruaj khov thiab nyob rau hauv txoj kab kev pom zoo txwv |
| Tsav lub luag haujlwm | Lub cev muaj zog input, load, gearbox mob thiab tswb | Sab hauv kev txwv tsis tu ncua nrog cov paj tau pom zoo |
| Khoom zoo | Dimensions, tsos, tsis xws luag thiab yuav tsum tau kev ntsuam xyuas | Dhau tus neeg yuav khoom cov khoom specification |
| Thermal tswj | Zone tiag tiag, tso zis tso cua sov thiab cua txias teb | Tsis muaj kev tswj tsis tau drift lossis rov saturation |
| Kev ruaj ntseg | Duration, sampling interval thiab variation | Tuav qhov kev lees paub rau lub sijhawm pom zoo |
Lub Hoobkas qauv kuv pom zoo:txais cov ntsia hlau ntawm qhov chaw uas cov zis, qhov zoo thiab lub luag haujlwm ntawm lub tshuab yog txhua yam ruaj khov. Tsis txhob muab nqi zog rau ib qho kev xeem kom ua tau ntau dua kilograms yog tias cov kilograms no kub dua, tsis zoo li qub, tawm-loj los yog ua nrog ib tug overloaded tsav.
Tom qab commissioning, khaws qhov kev lees paub raws li lub hauv paus. Yog tias cov zis tom qab poob ntawm tib rpm lossis thauj khoom nce ntawm tib qhov tso zis, piv cov ntaub ntawv tam sim no nrog cov kab hauv qab ua ntej hloov ntau qhov chaw. Tom qab ntawd tshuaj xyuas qhov hnav, pub mis, pom thiab tuag tsis kam nyob rau hauv kev tswj xyuas.
Cov lus nug uas nquag nug
Cov ntaub ntawv dab tsi xav tau los hais txog PE lossis PP high-speed ib leeg ntsia hlau?
Xa cov khoom siv polymer thiab qib, PE lossis PP hom, MFR lossis MVR nrog ntsuas kub thiab thauj khoom, pub daim ntawv, cov ntsiab lus rov ua dua, muab tub lim thiab qib ntxiv, cov ntaub ntawv noo noo, cov khoom thiab tuag, ib txwm thiab siab tshaj tawm, ntsia hlau txoj kab uas hla thiab L / D, rpm ntau, lub cev muaj zog thiab gearbox cov ntaub ntawv, yaj kub, yaj siab, lub cev muaj zog load, chim kos duab, tam sim no hnav ntsuas thiab lub hom phiaj txais.
Puas siab dua cov ntsia hlau rpm ib txwm tsim ntau PE lossis PP tso zis?
Tsis yog. Cov khoom tso tawm tuaj yeem nres qhov nce hauv qhov sib piv rau rpm thaum pub mis, yaj, tsav lub zog, txias, pom, tuag tsis kam lossis cov khoom siv qis qis mus txog qhov txwv. Sib piv cov ntsiab lus ua haujlwm ruaj khov thiab tsis txhob nce nrawm thaum cov khoom zoo, yaj kub, siab, thauj khoom lossis kev nyab xeeb mus txog nws thaj tsam pom zoo.
Kuv tuaj yeem piv cov ntsia hlau ceev ntawm cov kab sib txawv li cas?
Hloov rpm rau ntsia hlau nto ceev nrog v sib npaug pi lub sij hawm D lub sij hawm N muab faib los ntawm 60, qhov twg D yog ntsia hlau txoj kab uas hla hauv meters thiab N yog rpm. Lub 65 hli ntsia hlau ntawm 150 rpm yog hais txog 0.51 m / s, thaum lub 90 hli ntsia hlau ntawm 110 rpm yog hais txog 0.52 m / s. Zoo sib xws nto ceev tsis tau lees tias cov zis zoo sib xws vim geometry thiab kab kuj tseem sib txawv.
Qhov kev tiv thaiv alloy dab tsi Nanhaiya luam tawm rau nws cov PE thiab PP high-speed ntsia hlau?
Nanhaiya luam tawm kev tsim kho bimetallic siv nickel-raws li alloy thiab tungsten alloy, nrog alloy ntev tshaj 400 mm, qhov tob ntawm 2 mus rau 3 mm thiab hardness ntawm HRC58 mus rau 65. Lub caij nyoog alloy, tiv thaiv qhov chaw, qhov tob hauv paus, hardness method thiab matching chim nto yuav tsum tau kho nyob rau hauv daim ntawv txiav txim kos duab thiab soj ntsuam txoj kev npaj.
Yuav ua li cas tus neeg yuav khoom txheeb xyuas qhov kev txhim kho kev tshaj tawm?
Siv qhov kev pom zoo sib piv nrog rau tib yam resin ntau, cov khoom, tuag, kev tshuaj ntsuam, kev txwv tsis pub, lub sij hawm ruaj khov thiab kev ntsuas hluav taws xob ciam teb. Sau cov khoom tso tawm, lub zog tiag tiag, lub zog tshwj xeeb, qhov kub thiab txias, siab, lub cev muaj zog load thiab tsis lees txais tus nqi. Tsis txhob sib piv tsuas yog lub siab tshaj plaws rpm lossis nameplate lub cev muaj zog.
Puas muaj peev xwm hloov cov ntsia hlau rau hauv lub thoob qub?
Tsuas yog tom qab lub thoob bore, straightness, alignment, nto tsim thiab ntsia hlau-rau- chim tshem tau raug kuaj xyuas. Ib qho loj, oval lossis cov qhab nias tuaj yeem txo cov twj siv hluav taws xob lossis kev puas tsuaj rau cov ntsia hlau tshiab. Kev hloov daim duab yuav tsum tau paub meej tias lub gearbox kev twb kev txuas, thrust interface, pub qhib thiab downstream qhov ntev.
Cov ntaub ntawv twg PE thiab PP cov ntaub ntawv tseem ceeb tshaj plaws rau kev tsim cov ntsia hlau?
Txheeb xyuas cov qib thiab tsev neeg, qhov ntom ntom lossis cov khoom tsim, MFR lossis MVR kuaj mob, daim ntawv pellet lossis cov khoom siv rov ua dua, cov khoom sib xws, noo noo, feem pua rov ua dua, muab tub lim, xim, stabilizer thiab ib qho kev hloov pauv qib uas tso cai. MFR los yog MVR yog ib qho tseem ceeb ntawm kev tswj xyuas, tab sis nws tsis hloov cov ntaub ntawv ntawm extrusion shear tus nqi.
Dab tsi yuav tsum tau sau tseg thaum lub sij hawm high-speed ib leeg ntsia hlau txais kev xeem?
Cov ntaub ntawv resin ntau thiab kev npaj, qhov tseeb rpm, cov khoom siv tau zoo, qhov kub thiab txias thiab qhov hloov pauv, yaj siab thiab hloov pauv, lub cev muaj zog thiab lub cev muaj zog, lub cev muaj zog, lub tog raj kheej cua sov thiab cua txias teb, cov khoom loj thiab qhov tsis xws luag, seem, tshuaj ntsuam xyuas, lub sijhawm ua haujlwm ruaj khov thiab txhua qhov pom zoo ua haujlwm. Khaws cov ntaub ntawv lees paub raws li lub hauv paus tsim khoom yav tom ntej.
Cov peev txheej tau txheeb xyuas cov lus qhia no
- Nanhaiya: PE PP Kev Kub Ceev Ib Ntsia Hlau
- Nanhaiya: Ib Screw qeb thiab qauv ntau yam
- Nanhaiya: Extruder Ib Screw chim
- Nanhaiya: LDPE HDPE Zaj duab xis Ib Screw
- Nanhaiya: Cov khoom siv ntau lawm
- Nanhaiya: Kev Pabcuam
- TS EN ISO 11443: 2021 Cov yas, kev txiav txim siab ntawm cov kua dej siv capillary thiab slit-die rheometers
- ISO 1133-1: 2022: MFR thiab MVR los ntawm tus qauv txheej txheem
- ISO 15512: 2019 Kev txiav txim siab ntawm cov ntsiab lus dej
- TS EN ISO 17855-1: 2014 Polyethylene molding thiab extrusion cov ntaub ntawv
- TS EN ISO 19069-1: 2015: Polypropylene molding thiab extrusion cov ntaub ntawv
- TS EN ISO 4427-1: 2019 PE piping systems rau dej thiab tso kua dej
Nanhaiya cov khoom, qauv, kev tsim kho, kev pabcuam thiab xa tawm cov ntaub ntawv raug coj los ntawm lub tuam txhab nyob hauv lub vev xaib. Cov nplooj ntawv ISO tau siv rau qhov muaj npe ntawm cov qauv npe. Qhov project tshwj xeeb kev ua tau zoo thiab qhov kev lees paub yuav tsum raug kho nyob rau hauv cov lus pom zoo, kev kos duab thiab kev sim phiaj xwm.
