Qhov zoo tshaj plaws extruder ntsia hlau yog ib qho uas daws koj txoj kab txoj haujlwm txwv: pub, yaj, sib tov, tso pa tawm, los yog siv los tiv thaiv kev tuag. Pib nrog cov resin thiab pub daim ntawv, tom qab ntawd kuaj xyuas qhov tseeb ntawm lub fwj dej ua ntej xaiv cov pa, thaiv, sib tov, lossis vented tsim. Ib lub ntsia hlau uas txhim kho ib txoj haujlwm tuaj yeem ua rau lwm qhov tsis zoo, yog li lub tshuab, chim, tuag, thiab kev lees paub yuav tsum tau teev ua ke.
- Txheeb xyuas cov khoom noj: nkauj xwb pellets, hmoov, regrind, flake, puv compound, los yog ib tug hloov blend.
- Ntsuas qhov tsis ua hauj lwm: cov khoom khib nyiab ntawm qhov tuag, xim txawv, siab tsis ruaj khov, cov khoom tsis muaj zog, hnav, lossis cov zis tsis txaus.
- Sib piv cov ntsia hlau feature rau qhov tsis ua hauj lwm es tsis txhob xaiv cov geometry feem ntau elaborate los ntawm lub neej ntawd.
- Tshawb xyuas lub thoob lub cev, lub peev xwm tsav, cua sov, lub npov pob, thiab kev txwv tsis pub tuag ua ntej pom zoo tsim.
- Pom zoo rau cov xwm txheej sib piv thiab cov kev ntsuas uas yuav suav tias yog kev lees txais.
Pib nrog txoj haujlwm koj cov ntsia hlau extruder yuav tsum ua
Peb cov khoom siv ib leeg ntsia hlau cais cov yeeb yaj kiab, aluminium-yas panels, pob tshab granulation thiab hnav-tiv taus noj vim tias cov ntawv thov sib txawv xav tau ntawm cov khoom siv. Cov kab yeeb yaj kiab yuav tsum tau yaj xa tawm kom haum rau cov yeeb yaj kiab tshwj xeeb. Ib lub vaj huam sib luag tseem xav tau cov xim thiab cov nplaim hluav taws xob faib los ntawm cov yaj. Lub pob tshab pellet ntxiv cov kev xav tau nruj ntawm cov khoom khaws cia thiab kev sib kis.
Cov kev sib txawv no tshwm sim hauv cov khoom tsim. Pebzaj duab xis ntsia hlaumuaj ntau txoj kab uas hla thiab L / D xaiv, thaum pebvaj huam sib luag ntsia hlaucombines ib tug barrier-hom mixing seem nrog polished raws. Pebpob tshab-granulation tsimqhia txog kev hloov pauv ntawm lub taub hau du thiab kev ntws mus tas li.
Pib qhov kev xaiv nrog cov khoom tsis raug lossis cov txheej txheem txwv. Yog tias cov khoom noj yog plasticized tag nrho tab sis xim txawv, tshuaj xyuas kev sib xyaw thiab tshuaj. Yog tias cov khoom uas tsis tau yaj nyob rau ntawm qhov yuav tsum tau ua, tshuaj xyuas cov melting. Yog hais tias muaj cov resin tshem tawm cov hlau los ntawm kev ya davhlau, qhia qhov chaw ua haujlwm nrog rau cov geometry. Cov no yog cov kev txiav txim siab sib txawv txawm tias qhov nominal ntsia hlau txoj kab uas hla sib tw.
Ib tug pa ntsia hlau siv pub, kev hloov thiab metering zones. Barrier thiab mixing nta hloov nws ua haujlwm li cas. Keeb kwmkev tshawb fawb sib piv cov pa thiab barrier designsqhia tau hais tias yog vim li cas cov resin thiab optimization lub hom phiaj tseem ceeb: cov kev tshawb fawb barrier designs feem ntau zoo rau LDPE, thaum ob hom yuav ua tau nyob rau hauv cov xaiv PP rooj plaub.
Ntawm no peb tsom mus rau kev xaiv cov ntsia hlau tivthaiv rau kab extrusion. Rau kev txiav txim siab tshuab-architecture, sib piv pebib leeg-ntsia hlau, parallel twin-ntsia hlauthiabconical twin-ntsia hlaucov tsev neeg cov khoom ua ntej qhia txog kev hloov khoom siv.
Conventional, barrier, mixing, thiab vented designs: ib lub rooj txiav txim
"Screw type" yog qhov tseem ceeb luv luv, tsis yog ua tiav engineering specification. Ib tug pa ntsia hlau muaj xws li ib tug ntxiv tov khoom; ib qho barrier tuaj yeem ua rau hauv qhov sib xyaw; ib txoj kab vented kuj xav tau kev npaj cov dej ntws ntws mus thiab cov dej ntws rov qab los. Xaiv lub functional feature tsuas yog tom qab koj paub dab tsi lub yaj yog tsis ua. Nanhaiya uauas twb muaj lawm tsim kev sib pivpiav qhia txog txoj kev yaj ntawm cov pa, thaiv, thiab kev sib xyaw ntawm cov ntsia hlau; cov lus hauv qab no hloov qhov kev paub mus rau hauv kev txiav txim siab yuav khoom.
| Tsim qhov chaw pib | Txoj hauj lwm yog meant los daws | Cov pov thawj muaj txiaj ntsig ua ntej xaiv nws | Kev lag luam tawm mus kuaj |
|---|---|---|---|
| Conventional peb-zones ntsia hlau | Nqa, yaj, thiab ntsuas ib qho khoom noj zoo ib yam | Tus nqi noj khoom noj ruaj khov, qhov ua tau zoo ntawm qhov sib xws, thiab tsis muaj cov khoom tsis sib xws | Tej zaum yuav tsis txaus melting los yog kev faib tawm thaum cov zis los yog formulation xav tau nce |
| Ntu Barrier | Tswj txoj hauv kev ntawm cov khib nyiab thiab yaj thaum hloov pauv | Tsis tu ncua cov ntaub ntawv uas tsis muaj melted los yog kub kis ntawm tus nqi yuav tsum tau | Geometry tseem yuav tsum haum rau cov khoom siv, cov khoom siv, lub thoob, thiab kev xav tau siab |
| Kev sib xyaw | Rov faib cov yaj lossis tawg cov khoom tawg tsis zoo, nyob ntawm qhov tsim qauv | Xim streaks, additive variation, los yog ntsuas melt-temperature nonuniformity | Ntxiv shear, siab poob, lub sij hawm nyob, los yog tu nyuaj tej zaum yuav muaj teeb meem |
| Vented los yog devolatilizing kev npaj | Tso cua los yog volatiles tom qab txaus melting ntws | Entrained gas, noo noo los yog volatile cov tsos mob tau lees paub nyob rau hauv pub thiab khoom | Pub tus nqi, qhov dej nyab, lub tshuab nqus tsev, thiab cov dej ntws hauv qab yuav tsum tau soj ntsuam ua ke |
Ib qho kev sib xyaw tsis yog kev kho rau kev pub mis tsis zoo. Lub dav hlau barrier yuav tsis rov qab ib lub thoob khib nyiab. Lub qhov cua tsis zam txim hla tus neeg muab khoom siv cov lus qhia kom qhuav. Kho txhua kab raws li qhov kev xav tsim los sim tawm tsam cov ntaub ntawv tsis ua haujlwm, tsis yog raws li kev cog lus tias ib lub npe hu ua ntsia hlau yuav ua tau zoo dua lwm tus.
Nanhaiya uaaluminium-yas vaj huam sib luag ib leeg ntsia hlaupiav qhia vim li cas cov pawg sib tshooj: nws cov lus piav qhia luam tawm ua ke nrog kev cuam tshuam-hom melting nrog kev sib xyaw rau cov xim thiab cov nplaim hluav taws. Nplooj ntawv ntawd yog ib qho piv txwv ntawm cov khoom, tsis yog ib qho kev pom zoo rau txhua daim ntawv lossis kab vaj huam sib luag. Nws lub hom phiaj resin, formulation, tuag, thiab lub qhov rais ua haujlwm tiag tiag tseem yuav tsum tau ua raws li tus neeg yuav khoom lub luag haujlwm.
Muab cov ntsia hlau rau cov khoom siv thiab cov khoom tiav
LDPE, LLDPE thiab HDPE zaj duab xis
Pebzaj duab xis ib-ntsia hlau nploojqhia txog kev ntim khoom, kev ua liaj ua teb, shrink / stretch thiab hnyav-packaging film applications. Nws txoj kab uas hla tau sau los ntawm 30 mus rau 150 hli, nrog L / D xaiv 25: 1, 28: 1, 30: 1, 33: 1 thiab 35: 1. Qhov kev xaiv yuav tsum ua raws li cov qauv tsim, cov khoom tsim nyog thiab cov phiaj xwm ua yeeb yaj kiab zoo.
Rau lub luag haujlwm no, peb yuav nug txog cov khoom sib xyaw, cov khoom siv rov ua dua tshiab, cov yeeb yaj kiab tuab thiab cov cwj pwm yaj-siab tam sim no. Cov ntsiab lus ntawm cov khoom kuj piav qhia txog bimetallic yuam kev tsim khoom noj. Qhia meej seb txoj haujlwm txwv yog kev thauj khoom noj, ua kom tiav lossis kev xa khoom siab; tib zaj duab xis tsis xws luag tuaj yeem ua rau lwm qhov hauv kab.
Aluminium-yas vaj huam sib luag cores
Pebvaj huam sib luag ntsia hlausiv cov txheej txheem sib xyaw ua ke rau kev sib xyaw ua ke thiab faib cov xim, nplaim hluav taws thiab lwm yam khoom ntxiv. Nws cov ntsiab lus ntau lawm txheeb xyuas cov dej ntws ntws thiab lub torpedo-puab lossis puag ncig lub taub hau kom txo tau cov ntsiab lus tuav. Cov vaj huam sib luag-lub luag haujlwm txoj kab uas hla muaj xws li 65, 90, 120 thiab 150 mm.
Peb yuav cais cov xim tsis sib xws ntawm cov xim dub-speck ua ntej hloov qhov tsim. Xim variation directs xim rau dosing thiab sib tov. Rov ua dua cov specks dub kuj xav tau kev ntws-txoj kev thiab kev tshuaj xyuas tu. Thov hloov lub taub hau thiab channel ua tiav ntawm daim duab kom cov yam ntxwv muaj sia nyob ntawm kev hloov pauv.
Pob tshab granulation thiab xim hloov
Pebpob tshab-granulation ntsia hlauua ke 38CrMoAlA nitrided steel nrog kev hloov du, nruam grooves thiab kev xaiv kev kho deg. Nws daim ntawv thov tshwj xeeb ntau lawm cov ntsiab lus piav qhia txog 2.0: 1-2.5: 1 compression piv, L / D ntev dua thiab kev ua haujlwm qis dua nrog me me shear. Cov yam ntxwv no muab cov khoom zoo nrog rau cov zis hauv kev xaiv.
Rau pob tshab resin, suav nrog cov txwv dub-speck, discoloration thiab hloov tus cwj pwm hauv qhov project luv luv. Tshawb xyuas qhov twg cov khoom tuaj yeem nyob ib puag ncig ntawm lub taub hau thiab zawj kev hloov pauv. Ib lub ntsia hlau uas ncav cuag qhov xav tau kg / h thaum tawm hauv qhov pom kev sib kis tsis tau raws li cov khoom lag luam lub hom phiaj.
iav-fiber, mineral-filled thiab recycled pub
Pebhnav-resistant ntau yamnpog iav-fiber plastics, calcium carbonate, talc, recycled feed thiab corrosive cov ntaub ntawv. Nws muaj ob peb steel substrates, nitriding thiab hauv zos los yog coated alloy tiv thaiv. Thawj nqe lus nug txog kev yuav khoom yog qhov twg hlau tau ploj thiab cov qauv twg ua rau lub luag haujlwm ntawd.
Xa cov khoom muab tub lim thiab feem pua, cov khoom siv rov ua dua tshiab thiab ntsuas cov ntsia hlau / chim. Lub geometry tseem yuav tsum tau yaj thiab xa cov khoom noj, thaum qhov chaw nyob ntawm qhov chaw siv. Qhia rau ob qho tib si ua ke, es tsis xav tias qhov nyuaj ntawm qhov chaw xaiv qhov tseeb melting profile.
Nyob rau hauv lub chim: lub geometry thiab ntsuas qhov tseem ceeb
Kev sib tham xaiv zoo txav cov npe yav dhau los thiab mus rau qhov loj me. Nominal txoj kab uas hla tsim cov chav kawm loj thiab tshuab haum. Ua haujlwm ntev muab faib los ntawm txoj kab uas hla ntawm lub taub hau muab L / D piv; nws piav qhia txog qhov ntev ntawm cov txheej txheem, tsis yog tus qhab nia zoo ib leeg. Pub-channel thiab metering-channel qhov tob, suab, dav dav, kev hloov pauv ntev, thiab ib qho kev thaiv lossis cov khoom sib xyaw ua ke cuam tshuam cov khoom thauj, melting, shear, thiab siab tsim. Ob lub ntsia hlau nrog tib L / D tuaj yeem ua qhov sib txawv vim tias qhov seem ntawm qhov sib txawv.
Compression ratio kuj xav tau lub ntsiab lus ntawm daim duab. Rau cov pa ib txwm-pitch ntsia hlau nws yog feem ntau tham raws li pub-channel qhov tob muab faib los ntawm metering-channel qhov tob. Qhov shorthand ua tsis tshua muaj ntaub ntawv thaum lub suab, barrier geometry, los yog cov seem tshwj xeeb hloov. Qhia qhov ntev thiab lawv qhov chaw ntsuas es tsis yog xaj "3: 1 ntsia hlau" thiab xav tias txhua tus neeg xa khoom yuav txhais cov kab lus tib yam. Qhia meej tias qhov chaw twg raug tiv thaiv, ib yam nkaus: lub hauv paus ntsia hlau nitrided thiab lub dav hlau hauv zos hardfaced yog cov qauv sib txawv, txawm tias thaum lawv lub npe sib tw.
Lub thoob thiab tuag teeb tsa cov xwm txheej raws li qhov geometry ua haujlwm. Ib lub tsho hnav ua rau kom muaj dej ntau dhau ntawm kev ya; ib lub npov txwv tsis pub los yog tuag ua rau lub siab lub hau yuav tsum tsim. Txhawm rau cais cov khoom siv teeb meem los ntawm cov khoom siv teeb meem, sau cov ntsia hlau ceev, qhov kub thiab txias, siab ua ntej thiab tom qab lub vijtsam uas muaj cov sensors, tso tawm los ntawm huab hwm coj, lub cev muaj zog load, thiab cov khoom tsis zoo raws li daim ntawv qhia ruaj khov. Nanhaiya uaib leeg-ntsia hlau hnav- ntsuas phau ntawv qhiapiav qhia vim li cas cov ntsia hlau thiab qhov ntsuas qhov ntsuas yuav tsum xa mus rau tib lub axial chaw nres tsheb thiab cov duab kos.
Melt flow rate yog pab tau cov ntaub ntawv nkag-cov ntaub ntawv, tab sis nws tsis yog kab-tso tawm lav.ISO 1133-1: 2022txhais tau tias MFR thiab MVR cov kev ntsuam xyuas ntawm qhov ntsuas kub thiab kev thauj khoom, thiab qhia meej tias lawv cov nqi shear qis dua li cov txheej txheem ua haujlwm.ASTM D1238-26Ib yam li piav qhia txog cov dej ntws raws li kev ntsuas kev tswj xyuas zoo uas yuav tsis cuam tshuam ncaj qha nrog cov txheej txheem loj-txheej txheem. Sau cov xwm txheej sim nrog qhov tshwm sim, tom qab ntawd txheeb xyuas cov khoom ntawm cov kab tiag tiag.
Ntsuam xyuas kab ua ntej koj rov tsim cov ntsia hlau
Pib los ntawm cov tsos mob ua rau kev txiav txim siab yuav ncaj ncees. "Low output" tsis yog cov lus qhia tshwj xeeb. Lub hopper tshaib plab, drifting feeder, clogged screen, undersized tsav, hnav chim, los yog tsis haum tuag tag nrho yuav txo tau cov zis. "Dub specks" yog sib npaug tsis meej: cov khoom paug tuaj, khaws cia cov ntaub ntawv polymer, cov dej ntws puas, cov keeb kwm thermal ntau dhau, lossis cov khoom qias neeg tuaj yeem cuam tshuam. Nanhaiya tus kheejkab lus dub kab mobpom zoo kom tshawb xyuas cov khoom, tu, thiab cov cuab yeej ua ntu zus.
| Qhov koj saib | Txheeb xyuas ua ntej hloov hom ntsia hlau | Screw-tsim lo lus nug yog cov hauv paus yog suab |
|---|---|---|
| Unmelted pellets los yog gels | Resin ntau, tus nqi, qhov tseeb yaj qhov kub, cua sov tswj, kev tshuaj ntsuam xyuas | Puas yog qhov kev hloov pauv tau muab cov melting txaus ntawm qhov yuav tsum tau ua? |
| Xim streaks lossis additive variation | Premix, feeder calibration, masterbatch compatibility, lim mob | Puas yog qhov tsim nyog faib lossis dispersive feature txhim kho cov khoom ntsuas ntsuas? |
| Siab los yog tso zis surging | Pub stability, vent cwj pwm, tshuaj ntsuam txawv, tuag txwv, ntsia hlau / chim coj | Puas yog tam sim no channel geometry mismatched rau pub daim ntawv lossis lub luag haujlwm? |
| Npuas los yog ntxiab volatiles | Qhuav, tuaj ya raws, paug, lub tshuab nqus tsev | Puas yuav muaj kev tsim kho kom zoo rau kev pab cuam tom qab cov dej ntws los tswj tau? |
| Cov khoom poob qis dhau lub sijhawm ntawm qhov chaw zoo sib xws | Matched screw-flight thiab chim-bore ntsuas | Puas yog kev kho lossis hloov pauv yuav tsum tau ua ua ntej kev tsim kho dua tshiab tau tsim nyog? |
Hloov ib qho kev sib txawv ntawm ib lub sij hawm thaum lub sij hawm sim kab. Yog hais tias ob qho tib si resin thiab ntsia hlau geometry hloov ua ke, qhov zoo ntawm qhov chaw tiav tsis tuaj yeem raug ntaus nqi rau cov ntsia hlau. Yog tias cov zis nce ntxiv vim tias cov ntsia hlau ceev thiab yaj kub kuj nce, sau cov cua sov ntxiv thiab lub cev muaj zog xav tau. Rau cov txheej txheem kev kuaj mob kom tiav, siv Nanhaiya'ssurging qhiathiab nwsntsia hlau-ceev, yaj-kub, thiab tso zis qhiaua ntej xauv lub RFQ.
Cov khoom tshwj xeeb uas hloov qhov kev xaiv
Qhov tseem ceeb ntawm qhov kev qhia tshwj xeeb yog qhov kev txiav txim siab nws tswj. Txoj kab uas hla teev cov chav kawm loj; L/D txhais cov txheej txheem ntev raws li daim duab txhais; ib tug compression piv piav txog kev sib raug zoo channel; txheej txheem saum npoo tiv thaiv cov hlau xaiv. Peb cov nplooj ntawv thov tso cai rau cov neeg yuav khoom cais cov kev txiav txim siab ua ntej cov lus hais ua ke.
| Nanhaiya khoom | Kev tsim tshwj xeeb lossis kev xaiv | Yuav siv li cas hauv kev xaiv |
|---|---|---|
| Zaj duab xis ib ntsia hlau | 30-150 hli diam; L/D 25:1, 28:1, 30:1, 33:1, 35:1 | Match formulation thiab tso zis rau lub thoob thiab lub hnab ntawv tshuab |
| Vaj huam sib luag ib leeg ntsia hlau | Barrier-hom sib tov; polished channels; puag ncig los yog torpedo-zoo li lub taub hau | Tshawb xyuas melting, additive faib thiab tuav cov ntsiab lus ua ke |
| Pob tshab-granulation ntsia hlau | Daim ntawv thov tshwj xeeb compression piv 2.0: 1-2.5: 1; smooth lub taub hau hloov | Sib tham txog plasticization, thermal keeb kwm thiab huv si hloov pauv rau cov khoom siv pob tshab |
| Hnav-resistant ntsia hlau | PTA ntawm lub davhlau saum thiab sab; ion nitriding mus txog HV1000-1200 | Txheeb xyuas qhov chaw hnav thiab xaiv cov txheej txheem kev tshuaj xyuas tshwj xeeb |
Yog li ntawd, ob lub screws tuaj yeem sib faib ib txoj kab uas hla thaum sib txawv ntawm ob qho tib si txheej txheem thiab kev tsim kho. Ib zaj duab xis profile xaiv rau qhov ruaj khov pellet sib xyaw yog qhov sib txawv ntawm cov lus pom zoo los ntawm cov pob tshab-granulation profile tsom rau kev khaws cia thiab keeb kwm thermal. Ntxiv cov kev kho mob hnav-tiv taus hloov lwm qhov ntawm qhov tshwj xeeb yam tsis tau txhais cov geometry melting.
Rau kev sib tw thoob, pebCov ntsiab lus ntawm extruder ntsia hlau-thiab- chimpiav qhia txog nickel-based / tungsten alloy siv nrog 2-3 hli alloy qhov tob thiab HRC58-65 hardness. Khaws cov khoom thiab qhov chaw kho mob kom meej meej ntawm qhov kev txiav txim. Screw-surface thiab chim-liner yuav tsum xav tau lawv tus kheej kev tshuaj xyuas nkag.
Siv cov ntaub ntawv ntsuas dej ntws los txhawb cov ntaub ntawv.ISO 1133-1: 2022Txhais qhov ntsuas kub thiab thauj khoom rau MFR / MVR thiab sau qhov sib txawv ntawm kev ua cov nqi shear. Ib qho khoom siv nrog cov txiaj ntsig tau txais txiaj ntsig tseem yuav tsum tau soj ntsuam nrog cov txheej txheem geometry, tuag thiab cov khoom tiav.
Peb lub Hoobkas tshuaj xyuas pib nrog kev txiav txim siab ntawm cov khoom tshwj xeeb
Thaum cov lus luv luv hais tias "txhim kho cov khoom tsim tawm," peb yuav xub muab cov khoom tiav ib sab ntawm qhov kev thov ntawd. Ntawm cov kab yeeb yaj kiab, qhov tshwm sim xav tau qhov ntsuas tau, qhov pom thiab lub zog. Nyob rau hauv ib tug vaj huam sib luag-core kab, additive distribution tseem ceeb. Ntawm pob tshab granulation, pom kev kis kab mob tuaj yeem tsis lees paub cov khoom txawm tias muaj kev txaus siab.
Peb mam li kos cov yam ntxwv sib thooj ntawm daim duab kos duab: kev npaj pub noj thiab L / D rau lub luag haujlwm ua yeeb yaj kiab, ntu sib xyaw thiab polished ntws txoj hauv kev rau lub luag haujlwm vaj huam sib luag, lossis cov ntsiab lus hloov pauv rau cov khoom pob tshab. Pebtxheej txheem ua ntej muagsuav nrog qhov yuav tsum tau kuaj xyuas thiab sib piv txoj kab uas hla, L / D, groove qhov tob thiab xaiv cov khoom siv.
Rau cov khoom hnav, peb yuav muab piv cov duab kos nrog cov ntsuas ntsuas thiab lub thoob. Hnav ntsuas tsim cov xwm txheej tam sim no; lawv tsis cia li rov qab qhov qub qhov ntev. Pom zoo cov yam ntxwv twg raug theej, rov qab los lossis hloov ua ntej pib tsim khoom. Qhov ntawd zam kev sib txuas ua haujlwm hloov thiab rov tsim dua yam tsis muaj kev pom zoo meej.
Pebkhoom siv nplooj ntawvpiav qhia CNC tshuab dhos rau workpieces txog li 6 m, drilling / milling cov cuab yeej thiab tsib-axis machining rau kev ya davhlau thiab flange qauv. Cov peev txheej no txhawb nqa kev cai geometry. Daim duab kos yuav tsum txheeb xyuas qhov tseeb kam rau ua thiab ntsuas cov ntsiab lus rau cov khoom tiav.
Ua ntej pom zoo qhov kev txiav txim, peb yuav nug seb qhov kev tsim khoom tau kaw qhov project. Rau kev faib xim, txhais cov qauv thiab kev sib piv. Rau kev hnav-tiv thaiv kev tsim kho, sau cov kab hauv qab qhov ntev thiab lub sijhawm tshuaj xyuas. Rau ib qho teeb meem melting, piv cov khoom tso tawm nrog melting kub, siab thiab lub cev muaj zog load nyob rau hauv tib yam khoom siv.
Ib qho kev xaiv ua ntu zus rau qhov project ntsia hlau tom ntej
Qhov kev txiav txim siab tseem ceeb tshaj li tus naj npawb ntawm cov yam ntxwv ntawm daim duab. Pib nrog lub hauv paus ruaj khov, txheeb xyuas ib qho kev txwv tsis pub ua haujlwm, thiab qhia txog qhov nyuaj tshaj plaws geometry uas hais txog nws. Txoj hauv kev ntawd tawm hauv chav ntxiv rau qhov thaiv, tov khoom, qhov cua, lossis hnav-tiv taus qhov chaw thaum cov pov thawj lees paub nws; nws kuj tseem tiv thaiv qhov yuam kev ntawm kev kho qhov hloov kho geometric raws li kev kho rau cov khoom noj tsis ruaj khov lossis lub thoob puas.
- Khaws cov khoom piav qhia.Sau qib, daim ntawv, cov khoom ntxiv, cov ntsiab lus muab tub lim, cov khoom siv rov ua dua tshiab, thiab ziab lossis tuav cov xwm txheej. suav nrog tus neeg muag khoom cov lus qhia ua thiab daim ntawv qhia kev tsim khoom tiag tiag.
- Tsim cov kab hauv qab tam sim no.Khiav ib tug neeg sawv cev ntau thiab cav loj tso zis, ntsia hlau ceev, yaj kub, siab, lub cev muaj zog load, screen sib txawv qhov twg muaj, thiab cov khoom zoo. Khaws cov qauv thiab sau lub sijhawm ntawm txhua qhov kev nyeem ntawv.
- Cais txheej txheem faults los ntawm cov khoom hnav.Tshawb xyuas kev ua haujlwm pub mis, lub taub rhaub dej, lub npov pob, tuag, thiab kev ntsuas qhov sib tw / lub thoob. Ua raws li lub tshuab tsim cov txheej txheem kev pabcuam ua ntej kev tshuaj xyuas lossis tshem tawm.
- Lub npe txwv txoj haujlwm ntsia hlau.Puas yog lub hom phiaj muaj zog thauj khoom thauj, ua tiav ntau dua, kev faib tawm zoo dua, tshem tawm tsis muaj zog, lossis kev ruaj ntseg siab? Sau ib lub hom phiaj tseem ceeb thiab ntsuas qhov zoo nws yuav cuam tshuam.
- Tshawb xyuas cov neeg sib tw geometries thiab nto ua ke.Sib piv cov duab uas twb muaj lawm nrog cov lus pom zoo, thaiv kev sib xyaw, sib xyaw, lossis vented kev npaj. Tshawb xyuas lub tshuab haum, lub peev xwm tsav, qhov kub thiab txias, cov khoom hnav, thiab kev tu kom huv.
- Txhais kev lees paub ua ntej tsim khoom.Muab daim duab tolerances thiab kab-test tej yam kev mob nyob rau hauv kev sau ntawv. Sib piv qhov tshiab nrog lub hauv paus ntawm cov khoom sib piv ntau thiab tshaj tawm ob qho kev txhim kho thiab kev lag luam tawm tshiab.
Dab tsi yog qhov tseem ceeb ntawm RFQ yuav tsum suav nrog - thiab "tus nqi" txhais li cas tiag
Ib qho kev thov rau cov lus hais uas tsuas muaj lub taub hau taub hau caw ib qho kev tsocai rau cov duab, tsis yog rau cov teeb meem ntau lawm. Xa cov duab kos duab lossis cov qauv qhia meej meej; chim kos duab thiab bore mob; tshuab ua thiab qauv; resin daim ntawv qhia thiab pub daim ntawv; tam sim no thiab lub hom phiaj tso zis; cov khoom zoo txwv; thiab tam sim no kev soj ntsuam kev ua haujlwm. Kos seb qhov yuav tsum rov ua dua qhov kev tsim qauv, kho qhov tsis xws luag, lossis txhawb nqa cov khoom tshiab. Cov no yog cov kev txiav txim sib txawv, txawm tias qhov ntev ntawm qhov tsav-kawg yog tib yam.
Rau kev kos duab, qhia meej nominal txoj kab uas hla, zuag qhia tag nrho thiab ntev ua hauj lwm, L / D txhais, channel depths, pitch, dav dav dav, hloov qhov chaw, sib tov los yog barrier cov ntsiab lus, ntsis geometry, tsav kev twb kev txuas, handedness, nto kho, thiab soj ntsuam datums. Qhov twg qhov ntsuas qhov ntev yog ntsuas los ntawm cov ntsia hlau hnav, txheeb xyuas nws raws li kev soj ntsuam es tsis yog qhov pom zoo nominal tus nqi. Yog hais tias lub thoob yog hnav, nug seb tus ntsia hlau tshiab ib leeg tuaj yeem ua tau raws li qhov teev tseg; Nanhaiya uantsia hlau nkaus xwb piv rau matched-pair qhiatham txog qhov kev txiav txim.
Sib piv cov nqi sib tw ntau dua li tus nqi yuav khoom. Tus nqi cuam tshuam suav nrog kev hloov pauv, lub sijhawm poob rau kev sib haum xeeb, kev tshuaj xyuas kev siv zog, ua haujlwm rov ua dua, lub sijhawm ntxuav, thiab tus nqi ntawm cov khoom ruaj khov. Tsis txhob tsim ib lub sij hawm them rov qab: xam nws los ntawm koj tus kheej cov khoom ploj, seem, cov sij hawm tu, thiab lwm cov lus hais. Nanhaiya uanplooj ntawv pabcuamhais tias nws qhov kev txhawb nqa ua ntej muag suav nrog kev sib piv thiab cov lus hais txog cov khoom, kev xa khoom, thiab kev kwv yees kev saib xyuas. Thov kom cov khoom no raug txheeb xyuas hauv qhov kev thov, nrog rau kev pom zoo kos duab kho dua tshiab thiab cov lus cog lus lees txais.
Tham nrog Nanhaiya txog koj lub luag haujlwm extrusion
Zhoushan Nanhaiya Plastic Machinery Co., Ltdib leeg-ntsia hlau cov khoomrau yeeb nkab, zaj duab xis, vaj huam sib luag, granulation, thiab hnav-intensive daim ntaub ntawv. Nwsnplooj ntawv khoom sivpiav qhia txog CNC tig, drilling / milling, thiab muaj peev xwm tsib-axis; tusnplooj ntawv pabcuampiav qhia txog cov khoom siv, tshuab, muaj peev xwm, thiab ntsuas ntsuas ua ntej cov lus hais. Siv cov ntawv thov tshwj xeeb cov khoom lag luam kom pib qhov kev tshuaj xyuas, tom qab ntawd xa cov duab kos thiab cov ntaub ntawv tsim khoom rau koj cov kab.
Xa cov khoom qib, cov khoom lag luam, tshuab qauv, ntsia hlau thiab lub thoob kos duab, cov tsos mob tam sim no, thiab cov phiaj xwm tso tawm. Yog tias koj muaj cov ntsia hlau uas twb muaj lawm, ntxiv cov duab meej thiab daim ntawv qhia hnav. Rau kev tsim qauv tshiab, piav qhia txog daim ntawv pub, cov khoom ntxiv, kev tuag, thiab cov txheej txheem zoo uas tseem ceeb tshaj plaws. Tom qab ntawd peb tuaj yeem sib tham txog seb txoj haujlwm tiag tiag hu rau ib qho profile, ib qho kev sib tsoo-tsim ntu ntu, kev sib xyaw ua haujlwm, kev tiv thaiv saum npoo sib txawv, lossis kev sib tw ntsia hlau-thiab-thooj.
Rau qhov kev pom zoo, qhia rau peb tias qhov kev txwv tsis tuaj yeem hloov pauv: chim loj, gearbox, tsav-kawg kev twb kev txuas, lub rhaub layout, muaj lub cev muaj zog, thiab cov khoom siv downstream. Tsis tas li qhia peb cov txiaj ntsig twg tuaj yeem kuaj tau ntawm koj cov nroj tsuag. Ib lub tswv yim tsim nyob ib ncig ntawm lub hnab ntawv ruaj khov yog qhov sib txawv ntawm cov kab ntawv huv huv, thiab qhov sib txawv yuav tsum tau meej ua ntej leej twg pom zoo rau kev tsim cov duab kos. Koj qhov project yuav tsum tau txais ib daim duab geometry, kev tsim khoom, thiab kev tshuaj xyuas txoj kev npaj khi rau cov kev txwv no - tsis yog cov lus cog tseg ntawm ntau cov khoom siv los ntawm cov ntsia hlau tshiab.
Xa koj cov ntsiab lus ntawm qhov project
Hu rau: info@nhyscrew.com ib · +86 135 0580 9643
Block C, No. 2 West Section, Xingzhou Avenue, Dinghai District, Zhoushan City, Zhejiang Province, Suav.Source: Nanhaiya contact page.
Cov lus nug uas nquag nug
Dab tsi yog hom tseem ceeb ntawm extruder screws?
Rau ib leeg-ntsia hlau yas kab, cov pa peb-zone, thaiv, sib tov, thiab vented kev npaj yog qhov tseem ceeb pib cov ntsiab lus. Lawv tsis yog ib pawg tshwj xeeb: ib qho ntsia hlau tuaj yeem ua ke nrog ntu ntu nrog cov khoom siv qis qis. Xaiv cov yam ntxwv raws li qhov pub, qhov tsis xws luag, thiab ntsuas kab txwv, tsis yog daim ntawv lo ib leeg.
Puas yog ib qho ntsia hlau thaiv ib txwm zoo dua li cov ntsia hlau ib txwm?
Tsis yog. Ib ntu kev thaiv tuaj yeem pab tswj cov khib nyiab thiab yaj thaum lub sijhawm hloov pauv thaum melting yog qhov txwv tsis pub ua haujlwm, tab sis cov khoom siv sib xyaw ua ke tuaj yeem ua tau raws li qhov xav tau thiab cov khoom zoo. Lub tswv yim tsim tseem xav tau kom haum rau cov resin, chim, siab thov, thiab lub hom phiaj kev khiav hauj lwm qhov rais. Sib piv nyob rau hauv kev tswj xyuas.
Thaum twg kuv yuav tsum ntxiv cov khoom sib xyaw?
Xav txog nws thaum ntsuas qhov ntsuas kub-kub hloov pauv, xim streaking, lossis ntxiv cov khoom faib tawm tseem muaj teeb meem tom qab kev npaj pub noj thiab kev tswj xyuas cov txheej txheem. Nug seb qhov kev sib tov xav tau dab tsi thiab qhov siab, shear, nyob-lub sij hawm, thiab ntxuav lub txim lub caij yuav qhia tau. Lub tov khoom tsis tuaj yeem kho lub thoob uas hnav.
Kuv puas tuaj yeem xaiv cov ntsia hlau los ntawm cov dej ntws ntws ib leeg?
Tsis yog. MFR lossis MVR tuaj yeem pab sib piv cov khoom siv ntau raws li cov kev xeem tau teev tseg, tab sis nws tsis rov tsim dua txhua qhov shear thiab siab mob hauv kev tsim khoom. Siv cov qib pes tsawg, kev taw qhia cov khoom siv, kev tsim, cov ntaub ntawv kab, thiab cov neeg sawv cev mus sib hais.ISO 1133-1: 2022qhia meej txog qhov txwv.
Kuv yuav xa dab tsi rau kev hloov cov ntsia hlau hais?
Xa lub tshuab qauv, pom zoo ntsia hlau thiab lub thoob kos duab kos duab lossis cov qauv kuaj pom, cov khoom siv thiab cov khoom siv ntxiv, lub hom phiaj tso tawm, cov ntaub ntawv kev khiav hauj lwm tam sim no, cov duab tsis xws luag, thiab cov ntsia hlau / chim nyeem nyeem yog muaj. Qhia seb koj puas xav tau kev hloov pauv lossis ib qho kev tsim kho tshiab thiab pom zoo rau kev tshuaj xyuas thiab kab kev lees paub ua ntej tsim khoom.
