What is parallel twin screw barrel clearance?

It is a set of geometric relationships, not one universal gap. A useful specification distinguishes each screw's clearance to its barrel lobe, screw-to-screw clearance through the intermeshing region, center distance, phasing and any relevant axial clearance. The approved machine drawing defines the target values and measurement methods.

Can I calculate twin screw clearance as barrel ID minus screw OD?

That subtraction can describe a local diametral relationship only when the two values refer to corresponding locations and a defined bore geometry. It does not describe screw-to-screw clearance, intermesh, phasing, center distance or an out-of-round figure-eight bore. Do not use it as the only twin screw acceptance value.

How many places should I measure on a twin screw and barrel?

There is no universal count. Create enough axial stations to cover the feed, melting or compression, mixing, venting and pressure-building regions, then add stations around visible damage or geometry changes. Use the same station names on both screws and both barrel lobes.

What should be recorded before removing parallel twin screws?

Record the installed left and right positions, rotation viewed from a named end, handedness, timing or phasing marks, shaft connections, spacers and axial order. Photograph the drive and discharge ends, label every part and preserve the machine maker's removal procedure.

Can I replace only the twin screws and keep the old barrel?

Yes, when the barrel bores, center relationship and surface condition remain within the approved limits and the cause of screw wear is understood. If the barrel is enlarged, oval, scored or misaligned, new screws alone may leave excessive or uneven clearance. Base the decision on a matched measurement report.

How often should parallel twin screw barrel wear be measured?

Set the interval from the machine maker's maintenance plan, material severity, operating hours and the line's own wear trend. Battenfeld-cincinnati publishes one year or 6,000 operating hours as its service recommendation, but that is a planning reference rather than a universal replacement limit.

Does Nanhaiya publish one standard working clearance for every parallel twin screw?

No single working-clearance value covers the full range. Nanhaiya publishes product values for material, heat treatment, surface hardness, layer depth, roughness and screw straightness. The functional clearances still need to be defined on the approved drawing for the specific machine and screw pair.

What should I send for a replacement parallel twin screw barrel quotation?

Send the machine maker and model, approved drawings, left and right screw identification, rotation viewpoint, center distance, connection and flange details, material formulation, output and operating record, axial wear map, surface photographs, failure history and required inspection documents.

Parallel Twin Screw Barrel Clearance thiab Wear Guide

Ib tug ntxaib ntsia hlau teeb muaj ntau tshaj ib qho chaw ua hauj lwm. Txhawm rau ua kom lub suab kho lossis hloov kev txiav txim siab, daim ntawv qhia txhua lub hau ntswj, txhua lub taub hau lub taub hau, kev sib cuam tshuam kev sib raug zoo thiab lub tshuab cuam tshuam hauv ib qho kev tswj xyuas.

Los ntawmZhoushan Nanhaiya Yas Machinery Co., Ltd.| Cuaj hlis 14, 2026

Ntsuas parallel twin ntsia hlau thiab chim hnav raws li qhov sib txuam. Sau ob lub screws ntawm lub npe axial chaw nres tsheb, ob lub lobes ntawm daim duab-yim bore nyob rau hauv cov lus qhia, ntsia hlau-rau-screw clearance, nruab nrab nrug, phasing thiab axial haum. Sib piv daim ntawv qhia nrog daim duab pom zoo. Cov tsos mob tuaj yeem ua rau muaj kev tshuaj xyuas, tab sis kev ntsuas txiav txim siab seb puas yuav hloov cov ntsia hlau, lub thoob lossis cov txheej txheem tiav.

Nanhaiya co-rotating parallel twin screw pair with matching barrel — Ib qho kev sib txuas ntxaib ntsia hlau hloov pauv yog qhov system geometric: ob lub hau ntswj, ob lub thoob lobes, lawv cov kev sib raug zoo ntawm kev sib raug zoo thiab kev tsav tsheb thiab kev cuam tshuam.

Ib tug parallel ntxaib ntsia hlau tsis muaj ib tug universal clearance

Ntawm cov pa ib leeg ntsia hlau, diametral clearance yog feem ntau qhia raws li chim nyob rau hauv txoj kab uas hla rho tawm ntsia hlau davhlau sab nraud txoj kab uas hla. Radial clearance yog ib nrab ntawm qhov sib txawv. Pebib leeg ntsia hlau coj ntsuas ntsuaspiav qhia vim li cas cov chaw nres tsheb axial thiab cov ntsiab lus tseem yuav tsum sib phim.

Local diametral kev sib raug zoo = sib thooj chim dimension minus coj ntsia hlau sab nraud txoj kab uas hla

Local radial kev sib raug zoo = lub zos diametral kev sib raug zoo muab faib los ntawm 2

Qhov kev lej lej no tsis piav qhia txog qhov ua tiav geometry ntawm ib qho kev sib tw twin ntsia hlau teeb.

Ib tug sib npaug ntxaib ntsia hlau ntxiv cov ntsia hlau thib ob, thaj tsam intermeshing, qhov chaw nyob deb thiab lub sij hawm angular kev sib raug zoo. Lub thoob yog feem ntau yog ib daim duab-yim profile es tsis yog ib puag ncig bore. Hnav kuj tuaj yeem sib txawv ntawm sab laug thiab sab xis lobes thiab nyob rau sab nraud ntawm lub davhlau.

Cov ntaub ntawv ntsuas yuav tsum cais tsawg kawg tsib qhov kev sib raug zoo:

Txhua tus ntsia hlau sab nraud profile rau nws cov kab sib txuas.
Screw-rau-screw clearance los ntawm thaj tsam intermeshing.
Center nrug thiab txoj hauj lwm ntawm ob lub thoob lobes.
Rotational phasing, handedness thiab sab laug los yog txoj cai ntsia hlau tus kheej.
Muaj feem xyuam axial clearances, thrust ntsej muag, spacers thiab kawg txoj hauj lwm.

Peb lub Hoobkas saib:tus neeg yuav khoom uas thov rau "0.3 hli tshem tawm" yam tsis muaj npe ntawm qhov chaw tsis tau muab rau peb qhov yuav tsum tau ua. Peb nug seb tus lej ntawd puas yog diametral, radial, interflight, sab, tip lossis axial clearance, qhov twg nws ntsuas thiab nyob rau hauv dab tsi. Kev twv ntawm no tuaj yeem tsim kev sib cuag hlau lossis tawm hauv cov txheej txheem tshiab.

Full-length Nanhaiya co-rotating parallel twin screw pair — Khaws ob lub screws txheeb xyuas los ntawm kev tshuaj xyuas los ntawm kev kos duab pom zoo thiab ntim khoom.

Close view of paired co-rotating parallel twin screw flights — Lub tswv yim, flank thiab intermeshing kev sib raug zoo xav tau lawv tus kheej ntsuas ntsuas.

Khaws cov khoom sib dhos ua ntej rub cov ntsia hlau

Kev ntsuas poob nqi yog tias sab laug thiab txoj cai ntsia hlau sib xyaw los yog cov ntawv siv phasing ploj thaum tshem tawm. Ua ntej loosening lub rooj sib txoos, yees duab qhov kawg tsav thiab tso tawm kawg. Kos cov kev taw qhia saib uas siv los piav txog kev sib hloov, tom qab ntawd sau ob qho tib si screws, shafts, spacers thiab timeing marks.

Sau seb lub tshuab sivco-rotating screwslos yogcounter-rotating screws. Kuj sau seb cov screws yog ib qho los yog sib dhos los ntawm cov khoom. Tsis txhob xav tias ob lub hau ntswj nrog qhov zoo sib xws sab nraud sib koom tes, spline, xaj lossis sijhawm.

Tshuab cimTus tsim, qauv, serial reference, gearbox cov ntaub ntawv thiab lub xeem pom zoo kos duab kho.

Txhim kho kev taw qhiaSab laug thiab sab xis txoj hauj lwm, kev sib hloov saib los ntawm lub npe kawg, tes thiab lub sij hawm cim.

Axial sib dhosNcej lub xub pwg nyom, spacers, khaws cov ntsiab lus, kawg lub ntsej muag thiab ntsia kev txiav txim.

Kev ua haujlwm hauv pausKhoom siv, tso zis, ntsia hlau ceev, thauj khoom, siab, tus cwj pwm kub thiab cov khoom siv.

Siv lub tshuab tsim cov lus qhia tshem tawm thiab khaws cia txhua qhov xauv thiab lub sijhawm ua haujlwm. Yog hais tias tus khub tsis tuaj yeem tig raws li cov txheej txheem pom zoo tom qab rov ua dua, nres. Kev siv lub zog tsav kom kov yeej qhov kev cuam tshuam tsis paub yuav ua rau muaj kev txheeb xyuas qhov yuam kev rau kev puas tsuaj.

Daim ntawv ceeb toom kev nyab xeeb:Cov ntsia hlau tshem tawm muaj cov khoom hnyav, khaws cia lub zog thiab cov khoom siv kub. Cov neeg ua haujlwm tsim nyog yuav tsum cais lub tshuab, txheeb xyuas xoom lub zog thiab siv cov txheej txheem nqa thiab rho tawm tau pom zoo rau cov khoom siv.

Nanhaiya counter-rotating parallel twin screws and barrel assembly

Tsim ib qho kev sib koom ua ke rau ob qho tib si screws thiab ob lub lobes

Ntxuav cov khoom yam tsis tau tshem tawm cov pov thawj ntawm cov qhab nia, txheej poob lossis pitting. Cia cov khoom mus txog qhov ntsuas kub ruaj khov. Tsim ib qho chaw xoom ntawm lub npe kawg thiab kos cov chaw axial uas tuaj yeem rov ua dua ntawm cov ntsia hlau khub thiab lub thoob.

Ntxiv cov chaw nres tsheb ua ntej thiab tom qab kev hloov pauv geometry, pub thiab qhov cua qhib, sib xyaw cov cheeb tsam thiab lub siab-tsim kawg. Ntawm txhua qhov chaw nres tsheb, txheeb xyuas cov ntsia hlau sab laug, txoj cai ntsia hlau, sab laug lobe thiab sab xis lobe. Sau ntau cov lus qhia angular thaum txoj kev tso cai, vim tias ib txoj kab uas hla tuaj yeem nkaum ovality lossis ib sab hnav.

Yam tsawg kawg nkaus rau daim ntawv qhia kev sib tw twin thiab lub thoob hnav
Teb	Yuav txheeb xyuas li cas	Qhov nws nthuav tawm
Axial chaw nres tsheb	Kev ncua deb ntawm ib qho kev pub noj los yog tso tawm datum	Qhov twg hnav concentrates raws cov txheej txheem
Screw tus kheej	Sab laug lossis sab xis, nrog rau qhov pom kawg tau teev tseg	Asymmetric davhlau hnav thiab khub kev ncaj ncees
Ntsia hlau profile	OD, hauv paus, ntsis lossis flank tus nqi nrog txoj kev thiab angular txoj hauj lwm	Poob hlau rau ntawm qhov chaw ua haujlwm
Lub cev lobe	Sab laug lossis sab xis lobe, kev taw qhia thiab ntsuas dav hlau	Loj, ovality thiab lub zos ntxuav tawm
Intermeshing kev sib raug zoo	Lub npe nto, angular txoj hauj lwm, phasing mob thiab txoj kev	Kev pheej hmoo ntawm qhov sib txawv ntau dhau los yog kev cuam tshuam ntawm kev siv tshuab
Deg mob	Daim duab naj npawb khi rau daim ntawv qhia chaw nres tsheb	Scoring, pitting, txheej poob, deposits thiab tiv tauj cov cim
Kev siv tus nqi	Pom zoo kos duab, daim ntawv qhia tshiab-ib feem lossis pom zoo tsim qauv hauv paus	Ntau npaum li cas cov geometry tau hloov

Coperion's luam tawm chim diagnostic txoj kevxav kom nws cov thoob kom huv thiab txias, tom qab ntawd siv qhov ntsuas qhov ntsuas thiab ntsuas qhov ntsuas siab ntawm qee qhov ZSK thiab STS qhov ntau thiab tsawg. Koj lub tshuab thiab cov cuab yeej tshuaj xyuas yuav txawv, tab sis txoj hauv kev qhia tau tias yog vim li cas cov ntaub ntawv pov thawj thiab qhov pom muaj nyob hauv tib daim ntawv tshaj tawm.

Tsis txhob tsim kev daws teeb meem los ntawm kev ntxiv cov lej lej dhau qhov ntsuas thiab cov qauv. Sau cov cuab yeej, calibration raws li txoj cai, kev txhawb nqa, ntsuas kub thiab tus neeg teb xov tooj lossis cov ntaub ntawv soj ntsuam. Daim ntawv qhia rov ua dua nrog qhov tsis meej pem ncaj ncees yog qhov muaj txiaj ntsig ntau dua li cov ntawv nthuav dav uas tsim los ntawm cov ntsiab lus tsis meej.

Close view of a Nanhaiya counter-rotating twin screw intermeshing region — Txhais qhov tseeb ya davhlau nto thiab angular mob siv rau kev ntsuas intermeshing.

Ib daim duab-yim bore xav tau lobe tus kheej, kev taw qhia thiab axial chaw nres tsheb, tsis yog ib qho tsis muaj npe nyob hauv txoj kab uas hla.

Machined Nanhaiya parallel twin screw barrel component — Flange, chaw nres nkoj, kev txhawb nqa thiab tsav interfaces tseem yog ib feem ntawm kev hloov geometry.

Puas muaj qhov tshem tawm ntxaib ntsia hlau teeb npaj rau kev tshuaj xyuas?Xa cov duab kos duab, sab laug thiab sab xis, daim ntawv qhia chaw nres tsheb, duab thiab keeb kwm kev ua haujlwm. Peb tuaj yeem tham txog dab tsi yuav tsum tau khaws cia thiab thaj chaw twg xav tau kev ntsuas ze dua.

Xa daim ntawv qhia hnav Saib parallel ntxaib ntsia hlau khoom

Siv kab cwj pwm los xaiv qhov chaw soj ntsuam, tsis txhob tshaj tawm tsis ua haujlwm

Kev poob tawm ntawm tib lub hau ntswj ceev, tsis ruaj khov siab, hloov load, tsis zoo dispersion, unmelted khoom thiab cov khoom tsis xws luag tuaj yeem ua pov thawj kev soj ntsuam. Lawv tuaj yeem tuaj yeem los ntawm kev pub mis, kev tsim khoom, lub tshuab cua sov, sensors, venting, txwv tsis pub tuag lossis teeb meem tsav.

Txuag ib qho kev khiav hauj lwm hauv paus ua ntej hloov ntau qhov chaw ib zaug. Sau tus nqi pub noj tiag tiag, ntsia hlau ceev, thauj khoom lossis torque qhia, siab, thaj chaw teeb tsa, ntsuas qhov kub thiab txias thaum muaj thiab cov khoom tiav tiav. Sib piv cov qauv qub thiab kev teeb tsa hauv qab.

Lub Nyij Pooj Steel Works sau tseg tias hnav cov ntsia hlau ntxaib tuaj yeem txo cov kev sib kis thiab kev tawg thiab tuaj yeem ua rau muaj kev cuam tshuam loj rau cov ntsia hlau-ncej lossis lub gearbox tsis ua haujlwm. Qhov ntawd yog qhov laj thawj zoo los tshuaj xyuas ntxov, tab sis cov tsos mob tseem yuav tsum tau txuas nrog lub cev ntawm koj lub tshuab.

Yog tias ib txoj kab rov qab mus rau qhov qub tom qab kho qhov ntsuas qhov ntsuas qhov ntsuas lossis lub qhov cua thaiv, peb yuav tsis muag cov khaub ncaws raws li kev kuaj mob. Yog tias cov txheej txheem tseem tsis ruaj khov thiab daim ntawv qhia kev ntsuas qhia pom qhov sib txuam hauv zos clearance nce, cov ntaub ntawv hloov pauv muaj zog dua. Lub hom phiaj yog los daws qhov teeb meem ntau lawm, tsis yog kom yeej qhov kev txiav txim rau qhov loj tshaj plaws.

Pom qauv	Cov txheej txheem kuaj ua ntej raug txim	Lub cev pov thawj los nrhiav
Cov zis poob ntawm qhov tsis hloov pauv ceev	Pub raug, bulk ntom, daim ntawv qhia thiab kev txwv tuag	Local bore o o, ya davhlau hnav thiab clearance hloov
Siab los yog load yuav tsis ruaj khov	Pub noj, tswj qhov kub thiab txias, qhov cua thiab kev txwv qis qis	Tsis sib npaug sab laug / txoj cai hnav, tso nyiaj, puas lossis tiv tauj cov cim
Dispersion los yog yaj tsis zoo	Cov khoom siv ntau, kev siv tshuaj ntxiv, kev sib xyaw ua ke thiab keeb kwm kub	Hnav ntawm qhov chaw sib xyaw ua ke los yog cov khoom siv tsis raug
Hlau suab nrov los yog tam sim ntawd torque nce	Nres raws li cov txheej txheem tshuab thiab tshuaj xyuas kev tsav tsheb thiab kev sib dhos	Cov cim tiv tauj tshiab, khoov qhov chaw, theem yuam kev lossis cov khoom txawv teb chaws
Rov qab hnav sai sai tom qab hloov	Cov khoom sib kis, kev sib dhos, kev sib dhos, kev txwv kev ua haujlwm thiab kev xaiv nto	Rov qab qhov chaw thiab kev taw qhia ntawm kev puas tsuaj

Txiav txim siab seb yuav hloov dab tsi los ntawm daim ntawv tshaj tawm sib phim

Kev hloov cov ntsia hlau nkaus xwb yog tsim nyog thaum ob lub thoob lobes tseem nyob hauv qhov pom zoo geometry, qhov kev sib raug zoo hauv nruab nrab yog suab thiab qhov hnav ua rau nkag siab. Ib lub thoob-tsuas yog hloov pauv tuaj yeem ua ncaj ncees thaum tus khub ntsia hlau tseem siv tau thiab sib haum nrog cov duab geometry rov qab los.

Hloov cov txheej txheem sib phim thaum ob tog hnav, cov ntaub ntawv geometry tsis paub meej, lossis cov khoom tshiab tseem yuav khiav tawm tsam tus khub puas. Yog hais tias tus qauv coj mus rau misalignment, phasing yuam kev los yog cov khoom txawv teb chaws, tshem tawm qhov ua ntej txhim kho qhov tshiab.

Cov ntaub ntawv pov thawj-raws li kev hloov pauv
Kev ntsuas ntsuas	Tej zaum yuav ntsuas tau	Yuav tsum muaj kev tiv thaiv
Ntsia hlau khub hnav; ob lub lobes nyob rau hauv qhov kev tso cai txwv	Kho lossis hloov cov ntsia hlau	Paub meej tias lub rebuilt los yog tshiab geometry tiv thaiv lub chim tuav
Barrel lobes hnav; screws nyob rau hauv qhov kev tso cai txwv	Tsim nyog lub thoob kho lossis hloov	Tshawb xyuas kev sib raug zoo nrog ob qho tib si tuav cov ntsia hlau thiab qhov chaw nyob deb
Ob lub taub hau thiab lub taub hau hnav	Matched ntsia hlau thiab chim hloov	Pom zoo ib qho kev tswj cov teeb duab thiab kev tshuaj ntsuam xyuas
Localized qhab nia los yog kev sib cuag ib sab	Ua rau kev tshawb nrhiav ua ntej xaiv cov khoom	Tshawb xyuas kev sib tw, bearings, shafts, phasing thiab paug
Geometry tau txais tab sis lub luag haujlwm hloov pauv	Txheej txheem thiab geometry tshuaj xyuas	Txhais cov khoom tshiab, tso zis, kev txwv ntawm lub tshuab thiab kev lees txais cov khoom

Tsis txhob siv lub generic internet multiplier raws li kev hloov pauv tsis siv neeg. Txoj kab uas hla, ntsia hlau hom, tshuab tsim, cov khoom thiab cov khoom kam rau ua txhua yam teeb meem. Tus thawj tsim daim duab thiab lub tshuab tsim cov txheej txheem kev pabcuam yuav tsum tswj qhov kev txiav txim siab.

Rau cov tsos mob dav dua thiab kev xaiv kho, saib pebntsia hlau chim hnav thiab hloov phau ntawv qhia. Nplooj ntawv ntxaib tshwj xeeb no ntxiv rau sab laug / sab xis, lobe, nruab nrab thiab phasing cov ntaub ntawv uas ib qho kev tshuaj ntsuam xyuas ib leeg tsis npog.

Siv qhov chaw hnav los qhia qhov chaw

Nanhaiya uaparallel ntxaib ntsia hlau khoommuaj xws li PVC, PE, PP, roj hmab, yas, compounding thiab granulation daim ntaub ntawv. Lub luag haujlwm ntawm cov khoom sib txawv ntawm qhov ntau. Cov iav fiber ntau, ntxhia muab tub lim, xim, cov khoom siv rov ua dua tshiab thiab cov khoom siv corrosive yuav tsum tau hais los ntawm qib thiab kev thauj khoom.

Peb co-rotating thiab counter-rotating cov nplooj ntawv teev cov tseem ceeb siv qhov tseem ceeb: 38CrMoAlA, tshav kub-kho hardness ntawm HB260 rau 320, nitriding hardness ntawm HV950 rau 1000, nitriding qhov tob ntawm 0.50 mus rau 0.70 hli thiab nitriding brittleness ntawm qib . Lawv kuj sau Ra0.4 thiab ntsia hlau ncaj ntawm 0.015 hli.

Cov khoom muaj txiaj ntsig tseem suav nrog chrome hardness ntawm HV 950 lossis siab dua ntawm 0.05 txog 0.10 mm thickness, thiab bimetal hardness ntawm HRC60 txog 65 ntawm 2.0 txog 3.0 mm qhov tob. HV thiab HRC siv cov nplai sib txawv, yog li cov ntawv luam loj tshaj plaws tsis txheeb xyuas qhov kev xaiv zoo dua.

Nrhiav los ntawm daim ntawv qhia hnav	Dab tsi los txhais hauv cov lus qhia tshiab	Dab tsi los xav
Cov lus qhia dav hlau poob cov khoom hauv ib cheeb tsam txheej txheem	Tiv thaiv ya davhlau qhov chaw, kev kho mob los yog alloy, txheej qhov tob thiab qhov kawg geometry	Txhua cheeb tsam xav tau kev hloov kho tib yam
Ib lub thoob lobe hnav ntau dua li lwm qhov	Lobe daim ntawv qhia, kev sib tw thiab chaw kuaj xyuas, tom qab ntawd kev tiv thaiv lub thoob	Cov ntaub ntawv nyuaj ib leeg yuav kho misalignment
Pitting lossis nto poob	Khoom siv chemistry, tu keeb kwm, cuam tshuam cheeb tsam thiab tau tshaj qhov system	Txhua qhov kev puas tsuaj saum npoo yog abrasive hnav
Cov cim tiv tauj rov ua dua ntawm ib lub ntsej muag	Phasing, ncaj, ncej, bearing thiab sib dhos xyuas	Cov ntsia hlau profile tsuas yog ua rau
Uniform hnav tom qab kev pabcuam ruaj khov ntev	Thawj geometry, ntsuas kev hloov pauv thiab yuav tsum muaj lub sijhawm txij nkawm	Kev tsim kho tshiab yog qhov tsim nyog

battenfeld-cincinnati pom zoo kom hnav ntsuas ib xyoos ib zaug lossis tom qab 6,000 teev ua haujlwmnyob rau hauv nws cov kev taw qhia kev pab rau ib leeg, conical ntxaib, parallel ntxaib thiab planetary extruders. Kho qhov ntawd raws li ib tus neeg muab khoom siv kev npaj siv. Cov kab ua cov fillers hnyav los yog qhia txog kev hnav ceev yuav xav tau lub sijhawm sib txawv.

Nanhaiya co-rotating twin screws beside a machined barrel

Finished Nanhaiya counter-rotating parallel twin screw pair

Tig cov ntaub ntawv tshuaj ntsuam mus rau hauv ib qho kev txiav txim

Cov pob ntawv hais lus yuav tsum muaj lub tshuab tsim thiab qauv, kev pom zoo kos duab, tsim cov khoom siv, cov ntaub ntawv ua haujlwm thiab hnav daim ntawv qhia. Txheeb xyuas seb koj puas xav tau kev hloov siab ncaj ncees, kho kev ntsuam xyuas lossis hloov geometry. Yog tias kev ua tau zoo yuav tsum txhim kho, qhia lub hom phiaj ntsuas tau thiab lub tshuab txwv.

Kev tswj kev kos duab tseem ceeb npaum li nominal loj. Nanhaiya uanplooj ntawv khoom sivnpe CNC drilling thiab milling qhov tseeb ntawm 0.02 hli, CNC lathes rau workpieces mus txog 6 meters, thiab tsib-axis machining rau kev ya davhlau thiab tshwj xeeb flanges. Cov peev txheej no tseem xav tau ib qho kev kos duab thiab kev tshuaj xyuas tsis meej.

Ntu txhaisSab laug ntsia hlau, txoj cai ntsia hlau, chim, shafts, spacers thiab lwm yam khoom tsis suav nrog.

Tswj geometryHloov kho, datum, nruab nrab nrug, clearances, phasing, interfaces thiab ntsuas txoj kev.

Khoom siv systemBase steel, kev kho mob los yog alloy, tiv thaiv cheeb tsam, txheej tob thiab tom qab kho qhov ntev.

Kev soj ntsuam pov thawjCov ntaub ntawv cov ntaub ntawv, daim ntawv qhia qhov ntev, kev kuaj xyuas saum npoo, hardness los yog qhov tob pov thawj thiab tus khub tus kheej.

NtimKev tiv thaiv xeb, txhawb nqa nqa, sab laug / sab xis daim ntawv lo, kos duab kho thiab cov ntaub ntawv pob.

Kev ua tau zooDaim ntawv qhia, pub system, tuag, tso zis ntau yam, kev txwv kev khiav hauj lwm thiab kev muag khoom-cov khoom kuaj xyuas.

Peb yuav nug ib daim duab thaum cov ntaub ntawv tshem tawm tsis sib haum nrog cov qauv hnav lossis thaum cov ntaub ntawv sab laug thiab txoj cai ploj lawm. Qhov ntawd yog ib feem ntawm lub luag haujlwm ntawm kev tsim khoom. Kev hloov kho kos npe kos npe yog pheej yig dua li nrhiav pom qhov tsis pom zoo ntawm kev teeb tsa.

Nanhaiya machining workshop with screw and barrel production equipment — Interfaces xws li flanges thiab qhov sib txuas yuav tsum tau tswj datums thiab qhov ntev.

Long-component machining equipment in the Nanhaiya factory — Cov ntsia hlau ntev thiab lub thoob tsim khoom pib los ntawm kev siv tag nrho.

Xav tau kev hloov pauv ua ntej koj thov tus nqi?Xa daim ntawv tshaj tawm qub thiab cov teeb meem ua haujlwm ua ntej. Peb tuaj yeem pab cais cov lus nug kos duab, hnav pov thawj thiab xaiv cov khoom ua ntej kev sib piv kev lag luam pib.

Thov kev tshuaj xyuas hloov Qhib nplooj ntawv nug

Xyuas kom haum ua ntej, tom qab ntawd txheeb xyuas ntau lawm

Kev tshuaj xyuas tuaj yuav tsum paub meej tias tus kheej ib feem, kos duab kho dua tshiab, sab laug thiab sab xis cov ntawv, cov ntaub ntawv siv, qhov ntev thiab qhov chaw tiv thaiv ua ntej kev teeb tsa. Khaws cov ntaub ntawv xa khoom thiab tshuaj xyuas khi rau cov khoom sib txuas lossis cov cim qhia siv hauv koj cov nroj tsuag.

Ua raws li tus neeg tsim khoom extruder sib dhos, sib dhos, lubrication, cua sov thiab cov txheej txheem pib. Paub meej tias tus khub yuav tsum tau txav mus los tsuas yog los ntawm txoj kev pom zoo. Tsis txhob siv tus tsav los quab yuam ib qho chaw nruj uas tsis tau piav qhia.

Commission nrog cov khoom pom zoo, pub kev npaj thiab tuag. Cov ntaub ntawv tso zis, ntsia hlau ceev, load lossis torque qhia, siab, tus cwj pwm kub, qhov cua txias thiab cov khoom tiav tiav. Sib piv tiv thaiv qhov kev lees paub, tsis tiv thaiv kev sib hloov luv luv lossis ib qho yooj yim resin.

Interior of the Nanhaiya screw and barrel manufacturing factory in Zhoushan — Zhoushan Nanhaiya Yas Machinery Co., Ltd. manufactures parallel ntxaib, conical ntxaib thiab ib tug ntsia hlau thiab chim khoom nyob rau hauv Zhejiang, Suav teb.

Nug Nanhaiya los tshuaj xyuas koj cov ntaub ntawv ntxaib ntsia hlau

Xa lub tshuab kos duab, sab laug thiab txoj cai ntsia hlau txheeb xyuas, kev sib hloov txoj kev pom, cov ntaub ntawv phasing, qhov chaw nyob deb, hnav daim ntawv qhia, daim ntawv qhia cov khoom thiab cov ntaub ntawv ua haujlwm. Qhia rau peb paub tias tus tsos mob twg ua rau muaj kev tshuaj ntsuam xyuas thiab seb koj qhov tseem ceeb yog kev kho dua tshiab, hnav lub neej ntev dua lossis txoj haujlwm tshiab.

Email kos duab thiab ntsuas Sib tham hauv WhatsApp Saib parallel ntxaib ntsia hlau khoom

Zhoushan Nanhaiya Yas Machinery Co., Ltd.
Cov khoom:Co-rotating parallel twin ntsia hlau chim | Counter-rotating parallel twin screw chim | PVC parallel twin ntsia hlau chim | Rubber thiab yas parallel twin screws
Email:info@nhyscrew.com ib
Xov tooj:+86-13505809643| Txawb:+86-13587082002
Block C, No. 2 West Section, Xingzhou Avenue, Dinghai District, Zhoushan City, Zhejiang Province, Suav.
Cov ntaub ntawv kev pabcuam | Cov khoom siv ntau lawm | Tuam txhab profile | Tiv tauj peb

Cov lus nug uas nquag nug

Dab tsi yog parallel twin ntsia hlau thoob clearance?

Nws yog ib txheej ntawm geometric kev sib raug zoo, tsis yog ib tug universal sib txawv. Ib qho kev qhia tshwj xeeb qhia qhov txawv ntawm txhua tus ntsia hlau qhov kev tshem tawm mus rau nws lub thoob lobe, ntsia hlau-rau-ntsia hlau tshem tawm los ntawm thaj tsam intermeshing, nruab nrab nrug, phasing thiab txhua yam cuam tshuam axial clearance. Lub tshuab kos duab pom zoo txhais cov hom phiaj qhov tseem ceeb thiab kev ntsuas.

Kuv puas tuaj yeem suav cov ntsia hlau ntxaib tshem tawm raws li chim ID tshem tawm cov ntsia hlau OD?

Qhov kev rho tawm tuaj yeem piav qhia txog kev sib raug zoo hauv cheeb tsam tsuas yog thaum ob qhov tseem ceeb xa mus rau qhov chaw sib raug thiab ib qho bore geometry. Nws tsis tau piav qhia txog kev tshem tawm ntawm cov ntsia hlau-rau-ntsia, intermesh, phasing, nruab nrab nrug lossis ib qho tawm-ntawm-puag ncig-yim bore. Tsis txhob siv nws raws li qhov tsuas yog ntxaib ntsia hlau txais nqi.

Muaj pes tsawg qhov chaw kuv yuav tsum ntsuas ntawm ib lub ntsia hlau ntxaib thiab lub thoob?

Tsis muaj universal suav. Tsim cov chaw nres tsheb axial txaus los npog cov khoom noj, melting los yog compression, sib tov, venting thiab siab-tsev cheeb tsam, ces ntxiv chaw nres tsheb nyob ib ncig ntawm pom kev puas tsuaj los yog geometry hloov. Siv tib lub npe chaw nres tsheb ntawm ob lub hau thiab ob lub thoob lobes.

Dab tsi yuav tsum tau sau ua ntej tshem tawm cov ntsia hlau sib npaug?

Sau cov ntsia tau rau sab laug thiab sab xis, kev sib hloov tau pom los ntawm qhov kawg lub npe, tes, lub sij hawm los yog phasing marks, ncej txuas, spacers thiab axial txiav txim. Yees duab tsav thiab tso tawm xaus, sau txhua qhov chaw thiab khaws cia lub tshuab tsim cov txheej txheem tshem tawm.

Kuv puas tuaj yeem hloov cov ntsia hlau ntxaib thiab khaws lub thoob qub?

Yog lawm, thaum lub thoob bores, qhov nruab nrab kev sib raug zoo thiab qhov chaw nyob rau hauv qhov kev pom zoo txwv thiab qhov ua rau ntawm cov ntsia hlau hnav yog to taub. Yog hais tias lub thoob yog loj, oval, qhab nia los yog misaligned, tshiab screws ib leeg yuav tawm ntau heev los yog tsis sib xws clearance. Ua raws li qhov kev txiav txim siab ntawm daim ntawv qhia kev ntsuas qhov sib tw.

Ntev npaum li cas yuav tsum ntsuas qhov sib npaug ntxaib ntsia hlau thoob?

Teem lub ncua sij hawm los ntawm lub tshuab tsim kho txoj kev npaj, cov khoom siv hnyav, cov sij hawm ua haujlwm thiab cov kab ntawm tus kheej hnav. Battenfeld-cincinnati luam tawm ib xyoos lossis 6,000 teev ua haujlwm raws li nws cov lus pom zoo, tab sis qhov ntawd yog kev npaj siv ntau dua li qhov txwv tsis pub hloov pauv thoob ntiaj teb.

Puas yog Nanhaiya luam tawm ib qho kev ua haujlwm tshem tawm rau txhua qhov sib npaug ntxaib ntsia hlau?

Tsis muaj ib qho kev ua haujlwm-kev tshem tawm tus nqi them tag nrho. Nanhaiya luam tawm cov khoom muaj txiaj ntsig rau cov khoom siv, kev kho cua sov, qhov tawv tawv, txheej qhov tob, roughness thiab ntsia hlau ncaj. Cov kev ua haujlwm clearances tseem yuav tsum tau txhais ntawm daim duab pom zoo rau lub tshuab tshwj xeeb thiab ntsia hlau khub.

Kuv yuav tsum xa dab tsi rau kev hloov parallel twin ntsia hlau chim hais lus?

Xa lub tshuab tsim thiab qauv, pom zoo kos duab, sab laug thiab txoj cai ntsia hlau txheeb xyuas, kev sib hloov qhov pom, qhov chaw nyob deb, kev sib txuas thiab flange cov ntsiab lus, cov ntaub ntawv tsim tawm, cov ntaub ntawv tsim tawm thiab kev ua haujlwm, axial hnav daim ntawv qhia, daim duab saum npoo, keeb kwm tsis ua haujlwm thiab cov ntaub ntawv tshuaj xyuas yuav tsum tau ua.

Rau kev xaiv qhov system thiab cov qauv kev ua haujlwm, txuas ntxiv nrog pebParallel ntxaib ntsia hlau extruder qhialos yog qhov davntxaib ntsia hlau extruder xaiv phau ntawv qhia.