Yuav ua li cas xaiv cov khib nyiab yas rov ua dua granulator rau PVC

Kev xaiv cov khoom siv raw yog cuam tshuam nrog kev txiav txim siab ntawm hom khib nyiab yas rov siv dua granulator. Nyob rau hauv kev xyaum ntau lawm extrusion, qhov teeb meem ntawm kev txiav txim siab hom yas granulator feem ntau tshwm sim nyob rau hauv lub extrusion ntawm U-PVC khoom, tshwj xeeb tshaj yog thaum lub ncaj extrusion txheej txheem ntawm U-PVC qhuav hmoov yog saws, lub conical counter-rotating ntxaib-ntsia hlau. yas regenerative granulator feem ntau xaiv.
Twin-screw yas recycling granulator
1, Cov yam ntxwv ua haujlwm ntawm ib leeg ntsia hlau yas regeneration granulator
Raws li txoj cai, txoj hauv kev ua haujlwm ntawm ib leeg ntsia hlau pov tseg yas rov siv dua granulator yog qhov sib txawv ntawm cov conical counter-rotating twin-screw pov tseg yas recycling granulator. Lub ib leeg-ntsia hlau pov tseg yas recycling granulator conveys cov ntaub ntawv, uas yog tseem ruaj nyob rau hauv lub feeding seem ntawm cov ntsia hlau thiab raug dragged los ntawm kev sib txhuam. Lub sijhawm no, kev sib txhuam ntawm cov khoom siv thiab cov ntsia hlau yuav tsum tsawg dua qhov kev sib txhuam ntawm cov khoom thiab lub thoob kom txav mus rau pem hauv ntej. Txhawm rau txhim kho lub peev xwm extrusion ntawm ib leeg-ntsia hlau pov tseg yas rov ua dua granulator, cov khoom siv yuav tsum muaj peev xwm xaub dawb ntawm cov ntsia hlau saum npoo, thaum qhov kev sib txhuam nrog lub thoob yuav tsum loj li sai tau. Txoj kev ua tau zoo yog ua kom cov ntsia hlau muaj qis dua qhov roughness tus nqi, thiab siv lub thoob nrog longitudinal grooves.
Hauv seem homogenization ntawm cov ntsia hlau, cov khoom txav mus rau pem hauv ntej los ntawm viscous luag. Lub viscous drag efficiency, uas yog lub yaj conveying efficiency, feem ntau muaj feem xyuam rau cov ntsia hlau ceev, zawj qhov tob ntawm cov ntsia hlau homogenization seem, thiab lub taub hau siab. Feem ntau, qhov siab dua cov ntsia hlau ceev, qhov ntau dua cov nyiaj extrusion.
Qhov nce ntawm qhov zawj qhov tob hauv seem homogenization ntawm cov ntsia hlau tuaj yeem txhim kho lub peev xwm ntawm cov ntsia hlau mus rau yaj. Txawm li cas los xij, thaum qhov tob ntawm qhov sib npaug ntawm qhov sib npaug ntawm cov ntsia hlau nce, qhov rov qab ntws ntawm cov yaj yuav nce ntxiv, uas yog qhov nce ntawm qhov tob ntawm qhov sib npaug ntawm qhov sib npaug. Ntawd yog, yog tias qhov zawj qhov tob yog ob npaug, lub peev xwm conveying kuj yuav raug muab faib ua ob npaug, thiab qhov rov qab ntws ntim yuav nce los ntawm yim zaug. Yog li ntawd, thaum lub taub hau siab me me, nws yog tsim nyog los siv cov ntsia hlau nrog loj groove qhov tob nyob rau hauv lub homogenization seem. Thaum lub taub hau siab loj, cov ntsia hlau nrog qhov sib sib zog nqus qhov tob hauv qhov homogenization tsis tuaj yeem siv los txhim kho cov khoom xa tuaj. Yog li ntawd, txoj kev ntawm raising ntsia hlau ceev feem ntau yog siv los txhim kho cov zis ntawm ib leeg-ntsia hlau pov tseg yas recycling granulator.
Ntawm qhov tod tes, lub tshav kub yuav tsum tau rau cov khoom siv plasticization ntawm ib leeg-ntsia hlau pov tseg yas regeneration granulator los ntawm cov khoom siv cua sov ntawm lub thoob thiab qhov sib txhuam kub tsim los ntawm cov ntsia hlau tig. Thaum tag nrho cov xwm txheej sab nraud tau raug txiav txim siab, tib txoj hauv kev los ua kom cov zis ntau ntxiv yog ua kom cov ntsia hlau ceev.
Rau extruding polyolefin cov ntaub ntawv, qhov siab dua qhov kev cia siab tso zis, qhov siab dua qhov tsim ceev ntawm cov khib nyiab yas recycling granulator. Txawm li cas los xij, rau extrusion ntawm thermosensitive plastics xws li PVC, qhov sib txhuam hauv zos tshav kub uas tsim los ntawm cov ntsia hlau siab ceev yog qhov yooj yim heev los ua rau lub decomposition ntawm PVC. Yog li ntawd, yog hais tias ib leeg-ntsia hlau recycled yas granulator yog siv los extrude PVC qhuav hmoov, cov ntsia hlau ceev yuav tsis siab dhau lawm, thiab cov extrusion tso zis yuav tsis loj.
2, Cov yam ntxwv ua haujlwm ntawm conical counter-direction ob lub horn yas granulator
Cov txheej txheem conveying ntawm cov ntaub ntawv nyob rau hauv conical counter-rotating ntxaib-ntsia hlau pov tseg yas recycling granulator yog zoo xaav conveying, uas yog, raws li axial kev taw qhia ntawm cov ntsia hlau, cov ntaub ntawv raug yuam rau pem hauv ntej nyob rau hauv txhua qhov chaw me me. Nyob rau hauv tus txheej txheem ntawm conveying, cov ntaub ntawv tsuas yog me ntsis swb raws cov ntsia hlau phab ntsa, yog li zam lub decomposition ntawm cov khoom vim kev sib txhuam thiab tshav kub, thiab lub conveying ntim yog ywj siab ntawm lub taub hau siab, yog li cov txheej txheem extrusion yog ruaj khov. Yog li ntawd, thaum extruding U-PVC qhuav hmoov, nws yog tsim nyog los siv conical counter-rotating twin-screw pov tseg yas recycling granulator, uas tsis tau tsuas yog tau txais kuj siab tso zis, tab sis kuj yooj yim xyuas kom meej cov kev ua tau zoo ntawm cov khoom.
3, Xaiv cov qauv extrusion rau cov khoom siv PVC
Nyob rau xyoo 1970, Tuam Tshoj cov khoom lag luam PVC tawv tau tshwm sim. Thaum lub sijhawm ntawd, Tuam Tshoj tsis tuaj yeem tsim cov khoom siv hluav taws xob sib hloov cov ntsia hlau ntxaib pov tseg yas rov ua dua tshiab granulator. Yog li ntawd, manufacturers feem ntau siv ib leeg-ntsia hlau pov tseg yas recycling granulator extrude PVC rigid khoom. Vim tias qhov sib xyaw tsis txaus ntawm feem ntau ib leeg ntsia hlau khib nyiab yas rov ua dua granulators thiab xav tau ua ntej cov khoom siv yas, cov txheej txheem ua ntej sib xyaw granulation tau ntxiv rau hauv cov txheej txheem extrusion, thiab cov txheej txheem tsim khoom hu ua ob-kauj ruam txoj kev tshwm sim. Tom qab ntawd, tus kws tshaj lij tau tsim cov thev naus laus zis ncaj qha ntawm PVC hmoov (ib-kauj ruam ntau lawm txheej txheem) ntawm ib leeg-ntsia hlau pov tseg yas rov ua dua granulator. Tom qab kev tsim khoom hauv tsev ntawm conical counter-rotating twin-screw pov tseg yas recycling granulator, kev tshawb fawb ntawm cov khoom siv hluav taws xob ncaj qha ntawm PVC hmoov rau kev txhim kho ib leeg-ntsia hlau pov tseg yas rov siv dua granulator tsis tau tso tseg thiab tau ua tiav kev vam meej, tab sis cov ntsia hlau. ceev kuj qeeb thiab cov zis kuj tseem tsawg. Yog li ntawd, ib leeg-screw pov tseg yas recycling granulator tsis tuaj yeem dhau los ua tus qauv tseem ceeb hauv kev ncaj qha extrusion ntawm PVC hmoov.
Nrog rau qhov maj mam nrov ntawm conical counter-rotating ntxaib-ntsia hlau pov tseg yas recycling granulator nyob rau hauv Suav teb, ntau lub tshuab yas ua lag luam tuaj yeem tsim cov conical counter-rotating twin-screw khib nyiab yas recycling granulator, thiab tus nqi kuj tseem yuav tsim nyog. Yog li ntawd, thaum peb tab tom tsim U-PVC qhuav hmoov ncaj qha extrusion khoom hnub no, peb yuav tsum feem ntau xaiv lub conical counter-rotating ntxaib-ntsia hlau pov tseg yas recycling granulator.
Qee cov tuam txhab yas txawv teb chaws kuj pom zoo kom cov khoom sib tw tig ntxaib-ntsia hlau extruders rau extrusion ntawm cov khoom loj. Qhov sib npaug sib npaug-rotating ntxaib-ntsia hlau pov tseg yas rov siv dua granulator tsis yog tsuas yog haum rau kev ncaj qha extrusion ntawm PVC kav thiab profile qhuav hmoov, tab sis kuj haum rau extrusion ntawm HDPE kav. Cov zis ntawm cov khib nyiab yas rov ua dua tshiab granulator no siab heev, uas tuaj yeem ncav cuag ntau dua 1000 kg / h.
Twin-screw pov tseg yas recycling granulator muaj cov txiaj ntsig zoo hauv kev txuag hluav taws xob piv nrog ib leeg-ntsia hlau pov tseg yas rov ua dua granulator. Lub zog tshwj xeeb tau teev tseg hauv Suav teb ib leeg-ntsia hlau pov tseg yas rov ua dua tshiab granulator tus qauv (JB/T8061-1996) yog 032 - 0 49kW/(kg/h), thaum tus qauv rau ntxaib- ntsia hlau khib nyiab yas recycling granulator (JB/T6492-2001) qhia tias tus nqi zog tshwj xeeb ntawm conical counter-rotating twin-screw pov tseg yas recycling granulator yog {{10}}.13kW/(kg/ h); Tus nqi zog tshwj xeeb ntawm qhov sib npaug sib npaug sib npaug sib npaug-ntsia hlau pov tseg yas rov siv dua granulator yog 0.16kW / (kg / h). Txawm li cas los xij, txoj kev loj hlob ntawm qhov sib npaug sib npaug sib npaug ntxaib-ntsia hlau pov tseg yas rov ua dua granulator hauv Suav teb yog qeeb heev, thiab qib kev tsim khoom kuj tseem qis. Qhov no feem ntau yog vim tias nyob rau hauv tib txoj kev tsim khoom, tus nqi ntawm cov khoom sib txuas sib txuas sib txuas ntxaib-ntsia hlau pov tseg yas rov ua dua granulator yog siab dua li ntawm ib leeg-ntsia hlau pov tseg yas rov ua dua granulator los ntawm 100000 txog 200000 yuan. Yog li ntawd, cov khoom siv hauv tsev extrusion: cov khoom lag luam tsis tshua xaiv cov khoom sib txuas sib txuas sib txuas ntxaib-ntsia hlau pov tseg yas rov siv dua granulator. Nyob rau tib lub sijhawm, kev ua haujlwm thiab kev saib xyuas ntawm qhov sib npaug sib npaug sib npaug sib npaug-ntsia hlau pov tseg yas rov siv dua granulator yog qhov nyuaj, uas tseem yog qhov tseem ceeb rau kev xaiv tsawg dua. Txawm li cas los xij, nws ntseeg tau tias nrog tus nqi ntawm lub zog nce ntxiv, txo kev siv hluav taws xob yuav dhau los ua qhov tseem ceeb, thiab ntau thiab ntau tus neeg siv yuav xaiv ntxaib-ntsia hlau khib nyiab yas rov ua dua granulator.