Feem ntau hais lus, roj hmab cov khoom lag luam yuav tsum tau yoog raws li cov pwm sib txuas, cov khoom siv roj hmab ntau dua, muaj cov pwm ua kom muaj zog yog hu ua pwm. Tsis txaus ntseeg yog ib qho tseem ceeb rau cov laj thawj tseem ceeb rau cov khoom lag luam tsis xws luag ntawm cov khoom lag luam roj hmab thiab qhov cuam tshuam rau ntau cov khoom siv tau zoo. Nws tuaj yeem ua rau tsis xws luag xws li distortion thiab ntuag ntawm qhov chaw, thiab qee yam txawm puas lub pwm, coj teeb meem rau kev tsim khoom qub. Kawm txog qhov tsis txaus ntseeg uas cuam tshuam rau cov txiaj ntsig ntawm cov khoom lag luam roj hmab yog qhov tseem ceeb tshaj plaws kom ntseeg tau tias tsis zoo, tiv thaiv kev txhuam, thiab txhim kho ntau dua.
1. Cov yam cuam tshuam rau qhov kev puas tsuaj ntawm cov khoom lag luam roj hmab
Tsis zoo los ntawm cov roj hmab khoom tsuas yog txhais tau tias thaum cov khoom tau ntiab tawm, nws tsis tuaj yeem poob siab. Qhov no yog tshwm sim los ntawm ntau qhov cuam tshuam nrog ntau yam, cov qauv ntawm kev sib raug zoo, thiab kev tsim qauv yog qhov sib txawv, cov qauv lag luam, moulding kev saib xyuas, thiab lwm yam.
1.1 Tus qauv ntawm cov roj hmab tsim qauv ntawm pwm tso tawm
Cov qauv tsim ntawm cov khoom roj hmab ncaj qha cuam tshuam rau kev tso tawm cov khoom lag luam, yog li cov qauv ntawm cov khoom yuav tsum ua kom tau raws li cov khoom tau yooj yim ntawm cov khoom lag luam. Lub ntsiab tseem ceeb cuam tshuam rau kev ua kom pom kev ntawm cov khoom lag luam yog cov khoom lag luam thiab sab hauv ntawm txoj kab nqes ntsug. Txawm hais tias qee cov khoom lag luam muaj txoj kab nqes ntawm kev txhais, tus nqi qis dhau, thiab qee cov khoom tsuas yog txoj kab nqes ntawm sab hauv thiab cov tav toj; Qee cov khoom tsis muaj nqes hav ntawm txhua tus, uas coj teeb meem rau cov khoom kom txog. Tom qab cov khoom yog ci, centripal shrinkage tshwm sim vim yog qhov txias ntawm cov khoom, uas tsim lub zog loj ntawm cov tub ntxhais lossis tus pin, uas cuam tshuam qhov kev thuam. Yog hais tias txoj kab nqes ntau yog nce, qhov tsis kam muaj nqis txo qis, thiab tsis xws luag xws li kev tsis muaj nqes hav kuj yuav zam tau. Qhov kev sib tshuam sib cuam tshuam yog cuam tshuam nrog cov duab thiab tuab ntawm cov khoom lag luam, feem ntau txiav txim siab pom tseeb, thiab cov khoom nqes ntawm cov khoom lag luam dav dav yog nruab nrab ntawm 1 ° ~ 3 °.
1.2 Cov cawv ntawm cov pwm tsim thiab tsim cov khoom siv pwm
1.2.1 Tus tsim qauv ntawm cov pwm tsim ntawm kev tso pwm
Roj hmab pwm yog ib qho ntawm cov khoom siv tseem ceeb rau kev tsim cov khoom siv roj hmab, cov khoom siv cov khoom siv roj hmab, raws li cov khoom lag luam pwm los tsim ntau cov pwm ntawm cov qauv roj sib txawv. Mould qauv yog cuam tshuam ncaj qha rau cov khoom lag luam zoo, ntau lawm ua haujlwm, pwm ua nyuaj thiab lub neej pabcuam. Yog li ntawd, pwm qauv tsim kev tshawb fawb yog qhov tseem ceeb heev. Txhawm rau kom ntseeg tau tias cov khoom lag luam tau raug yog geometry thiab qee qhov xwm txheej ntawm cov qauv, pwm qauv tsim yuav tsum ua raws li cov hauv qab no:
(1) Master thiab nkag siab lub hardness, shrinkage thiab siv cov kev xav tau ntawm cov ntaub ntawv siv hauv cov khoom lag luam roj hmab.
(2) Xyuas kom cov duab thiab contour ntawm cov khoom.
(3) Cov qauv pwm yuav tsum tau yooj yim thiab tsim nyog, txoj hauj lwm yuav tsum ntseeg tau, lub installation yuav tsum tau yooj yim, thiab nws yuav tsum yooj yim rau kev khiav lag luam.
(4) Tus naj npawb ntawm cov pwm kab noj hniav yog tsim nyog, uas yooj yim rau machining thiab pwm siv, thiab yuav tsum coj mus rau hauv cov nyiaj txiag tsim tawm.
(5) Cov pwm yuav tsum muaj lub zog txaus thiab siv zog me me, thiab sib zog ua me me hauv cov duab, lub teeb hauv qhov hnyav, yooj yim rau cov txheej txheem nrog cov txheej txheem ntau lawm.
(6) Cov pwm kab noj hniav yuav tsum tau yooj yim rau kev thauj khoom thiab tawm cov khoom, thiab thaum cov roj hmab cov khoom yuav tsum muaj kev kub siab txaus.
(7) Cov pwm yuav tsum muaj qee qhov tseeb, ua kom tiav thiab tsim nyog parting nto, uas yog qhov yooj yim rau kev txiav.
(8) Cov pwm yuav tsum muaj cov roj hmab uas tawg rau kev tu huv si.
(9) Cov pwm tsim yuav tsum ua raws li serialization thiab txheej txheem, thiab siv zog rau cov versatility zoo.
Los ntawm cov cai ntawm cov pwm tsim, nws tuaj yeem pom tias qhov cuam tshuam uas cuam tshuam rau cov khoom siv puas suav nrog cov pwm txhav, ntsuas hluav taws xob, ectioning mechanism, thiab lwm yam.
1.2.1.1 pwm txhav
Roj Hmab pwm feem ntau siv sib xyaw ua ke pwm, yog li muaj kev cuam tshuam haum lossis sib txawv haum hauv cov pwm. Hauv cov txheej txheem ntau lawm, nyob rau hauv kev txiav txim ntawm clamping quab yuam lossis kev txhaj tshuaj tawm, cov pwm qhib, cov khoom lag luam no yuav ua rau kev sib txhuam ntawm cov hlau thiab steel. Yog tias txoj kev ywj pheej rov qab yog qhov loj, nws tseem yuav ua rau muaj cov roj hmab extrusion ntawm cov ncej los ua ib qho khoom siv roj av, thiab cov khoom siv roj hmab yog extruded los ntawm nkhaus vibeam. Raws li qhov tshwm sim, lub pwm qhib tsis kam nce ntxiv, ua rau muaj kev sib tsoo, ua rau cov khoom muag kom tawg, thiab txawm tias cov khoom lag luam muaj cov khoom siv hlau nqus). Yog li ntawd, pwm tsim yuav tsum ua kom ntseeg tau tias cov khoom siv tau muaj qhov sib luag txaus.
1.2.1.2 Kev Txhuam Txhuam Tsis kam
Thaum cov khoom tau hais txog, nws yog ib qho tsim nyog los kov yeej cov pwm qhib tsis kam thiab kev tiv thaiv. Feem ntau ntawm cov khoom lag luam tsis xws luag tshwm sim los ntawm kev tso tawm pwm tsis zoo cuam tshuam nrog qhov no. Ejection tiv thaiv feem ntau yog los ntawm kev tuav lub zog ntawm cov khoom lag luam rau cov tub ntxhais, suav nrog kev sib txhuam, kev sib txhuam thiab cov hlau sib tshooj. Cov rog no tau ntxiv lossis ua ke sib xyaw ua ke cuam tshuam rau kev tso tawm cov khoom.
1.2.1.3 Ejection Mechanism
Qhov kev nthuav dav Ejection hais ncaj qha cuam tshuam rau kev ntsuas tus pas nrig ntawm cov pwm, nws yog qhov yooj yim kom ua rau cov khoom lag luam nyias nyias Thaum cov khoom lag luam nrog thaj chaw loj thiab qhov hnyav los tiv thaiv kev ua kom zoo nkauj los yog cov pwm ntawm lub pwm ejector
1.2.2 Cov cawv ntawm pwm tsim khoom ntawm cov pwm tawm
Thaum lub sij hawm pwm tsim qauv, cov kab noj hniav, tseem ceeb saum npoo roughness, thiab cov sib txawv ntawm cov qauv kev nkag tau yuav tsum tau tshawb xyuas nruj me ntsis, txwv tsis pub nws yuav cuam tshuam cov khoom tawm ntawm cov khoom lag luam. Qhov sib txawv ntawm cov ntxig thiab mating saum npoo yog ntau dhau, cov roj hmab muaj cov roj hmab yooj yim los nyem lub ntsej muag tuab, uas hnyav hnyav lub cev thiab khoom pom. Tsis tas li ntawd, rau kev sib sib zog nqus-kab txawv cov khoom lag luam nyias-walled, thaum lub tshuab nqus tsev, lub tshuab nqus tsev tau tsim nyob rau saum npoo ntawm ib feem thiab cov tub ntxhais, ua rau muaj kev puas tsuaj. Yog li ntawd, thaum cov pwm tsim, cov tub ntxhais yuav tsum muaj cov cua kom tsim nyog lossis cov khoom tseem ceeb yog qhov zoo (tsis muaj kev cuam tshuam rau cov khoom lag luam zoo), uas yog qhov ua kom pom kev rau pwm tawm.
1.3 Tus txheej txheem ntawm cov txheej txheem ntau lawm ntawm cov pwm tso tawm
Cov txheej txheem ntau lawm yog cuam tshuam nrog cov khoom tsis xws luag, ntawm lub sijhawm txhaj tshuaj, tuav cov ntsiab lus siab, thiab lwm lub sijhawm muaj qhov cuam tshuam zoo ntawm kev ua kom pom zoo. Thaum kev txhaj tshuaj siab dhau lawm, nws yuav ua rau muaj kev cuam tshuam ywj kev ntawm cov pwm seem thiab ua rau muaj kev quab yuam. Yog tias lub sijhawm tuav tau ntev dhau, lub siab nyob rau hauv pwm kab noj hniav nce, uas yuav ua rau lub zog shear thiab kev ntxhov siab molecular kev ntxhov siab nce ntxiv. Nyob rau tib lub sijhawm, tuav lub zog siab dhau heev thiab ua rau cov txheej txheem sib luag, thiab tseem ua rau cov txheej txheem sib luag, thiab tseem ua rau cov txheej txheem loj sab hauv, thiab tseem ua rau cov chaw mating, ua rau kev thuam nyuaj. Vulcanization kub, roj hmab cov ntsiab lus ntawm roj hmab, vulcanized tus nqi ntawm cov roj hmab tom qab vulcanization, vice vulcanization, vice vieta, vice vera, me me shrinkage. Ntau dua cov roj hmab cov ntsiab lus, lub sijhawm me me ntawm cov kev sib tw, lub sijhawm me me ntawm qhov chaw qis dua, qhov ntev me me ntawm cov kev ua kom loj, thiab qhov tsawg dua ntawm cov roj ntsha, qhov ntev me me ntawm cov roj ntsha, lub sijhawm luv luv ntawm cov roj ntsha, qhov ntev me me hauv qab-vulmanization lossis per-vulcanization, thiab qhov tsawg kawg nkaus Shrinkage tus nqi yog qhov loj nkaus xwb nyob rau ntawm lub ntsiab lus vulcanization zoo, thiab tuav cov qauv thiab cov qauv nkag los kuj loj, uas tsis muaj txiaj ntsig zoo ntawm cov khoom lag luam.
1.4 Cuam tshuam kev ua haujlwm ntawm cov pwm tso tawm
Ib khub ntawm cov qauv zoo tsim qauv, xws li siv cov roj hmab qub roj hmab thiab siv tib cov neeg ua haujlwm txaus thiab cov hau kev, cov nyhuv tawm tau txais kuj txawv. Yog li ntawd, nws yog qhov yuav tsum tau paub txog thiab ua tus tswv qhov kev ua kom pom cov khoom lag luam kom tau txais cov nyhuv zoo. Ntawm no yog ob peb txoj kev tso tawm tsim nyog:
(1) Phau Ntawv Txhaum no yog ib qho ntawm cov qauv roj hmab kom coj cov khoom lag luam los ntawm cov khoom lag luam me thiab cov khoom siv roj hmab nrog cov tawv tawv.
(2) Cov neeg kho mob puas yog feem ntau siv rau kev txhaj tshuaj moulding pwm, tuag-casting pwm thiab lwm yam khoom loj roj hmab.
(3) Cua Txhim Kho yog siv cov cua compressed lossis lub tshuab nqus tsev tua, ua kom yooj yim rau kev siv zog thiab kaw lub sijhawm ua haujlwm, thiab txhim kho ntau lawm.
(4) deformation demolding yog tsuas yog siv elasticity thiab elongation zoo ntawm roj hmab, siv yuam kev compression lossis elongation deformation lossis elongation deformation lossis elongation deformation lossis elongation deformation lossis elongation deformation lossis elongation deformation lossis elongation deformation lossis elongation deformation lossis elongation deformation lossis elongation deformation lossis elongation deformation lossis elongation deformation lossis elongation deformation lossis elongation deformation lossis elongation deformation lossis elongation deformation lossis elongation deformation lossis elongation deformation lossis elongation deformation lossis elongation deformation lossis elongation deformation lossis elongation deformation lossis elongation deformation lossis elongation deformation lossis elongation deformation lossis elongation deformation lossis elongation deformation lossis elongation deformation lossis elongation deformation lossis elongation deformation lossis elongation deformation lossis elongation deformation or
(5) Pwm Core kev sib txig yog muab tua lossis nias tawm lub nruab nrab ntawm cov khoom lag luam kom ua kom pom kev zoo, thiab tom qab ntawd yog qhov ua kom pom tau zoo heev, thiab tom qab ntawd yog qhov ua kom pom tau zoo heev
(6) Ntxig qhov uas ua rau haum rau cov khoom lag luam ntau ntxiv nrog cov khoom siv.
1.5 Tus Cuam Tshuam Ntawm Pwm ntawm Pwm Tso Tawm
Ib nkawm pwm nrog cov qauv tsim nyog, txhawm rau txuas ntxiv nws lub neej ua haujlwm thiab ua kom cov khoom lag luam zoo, ntxiv rau kev siv tau zoo, koj yuav tsum tau them sai sai rau cov pwm tu. Tom qab cov pwm siv, cov khoom hauv qab no yuav tsum tau kuaj:
(1) Seb cov pwm puas yog deformed, tshwj xeeb tshaj yog pwm kab noj hniav lossis pwm ncej. Tom qab cov pwm tsis zoo, nws tsis muaj txiaj ntsig zoo rau qhov kev hais tawm ntawm cov khoom roj hmab nrog cov pob txha hlau lossis lub siab tawv.
(2) seb puas muaj loosening thiab plaub hau rub hauv qhov sib dhos. Yuav muaj cov khoob thiab cov cim thaum cov pwm yog xoob thiab rub, thiab tom qab cov khoom siv roj hmab yog squeezed, nws yog qhov nyuaj kom tso cov pwm, thiab txawm tias txawm muag cov khoom.
(3) seb qhov chaw ua kom ntseeg tau. Cov Pwm Cav Feem ntau yog ua los ntawm ntau tus qauv muab tso ua ke, thiab kev muab chaw tsis yog yuav ua rau cov pwm lossis deformation ntawm pwm.
(4) seb cov npoo ntawm cov pwm kab noj hniav yog du thiab ua li cas fouling teeb meem. Tom qab pwm kab noj hniav yog xeb lossis fouled, ib qho kev sib txhuam loj yuav tsim tawm thaum lub sijhawm ua kom pom tseeb, uas tsis muaj txiaj ntsig ntawm cov khoom lag luam.
(5) Txawm hais tias qhov sib txuam sib xyaw ua ke thiab ejector accessories hauv pwm ua tiav.
Yog tias muaj cov teeb meem saum toj no, pwm yuav tsum tau kho, kom huv, xeb, thiab lwm yam.
2 Ceev faj
Cov lus qhia saum toj no ntawm ntau yam ntawm cov kev sim ntawm cov khoom lag luam, thiab muab cov khoom sib piv rau tom ntej rau txhua qhov cuam tshuam. Kev ntsuas kev ntsuas kom tsis txhob muaj pwm tsis zoo tuaj yeem ua rau:
(1) Cov qauv tsim qauv yog qhov yooj yim rau kev daws, thiab yuav tsum muaj kev sib tshuam sib tshuam txaus.
(2) Lub pwm qauv yog tsim nyog, thiab cov pwm txhav txhav yog txhim kho kom ntau li ntau tau.
(3) tsim nyog txiav txim siab cov txheej txheem ntau lawm.
(4) txhim kho cov haujlwm ntawm cov neeg ua haujlwm.
(5) Ua tib zoo saib xyuas cov tshuaj tiv thaiv pwm.
(6) txo kev sib txhuam thiab siv cov neeg sawv cev pwm tsim nyog.
(7) Xaiv cov qauv tsim nyog thiab tsim nyog viscosity.
