Kev Taw Qhia: Cov pwm yog lub hauv paus tseem ceeb ntawm cov khoom ntim khoom. Qhov zoo ntawm cov pwm txiav txim siab qhov zoo ntawm cov khoom ntim khoom. Ua ntej txhaj tshuaj pwm tshiab lossis thaum lub tshuab hloov nrog lwm cov pwm, cov pwm sim yog ib feem tseem ceeb. Tsab xov xwm no tau kho los ntawmpob khoom shanghai zaj sawv. , Qhia ob peb lub ntsiab lus tseem ceeb ntawm kev sim pwm txhaj tshuaj, cov ntsiab lus yog rau kev yuav khoom ntawm Youpin cov khoom siv rau cov phooj ywg siv:
Kev sim ua si
Thaum tau txais pwm tshiab los ua pov thawj thiab sim, kuv yeej ib txwm xav sim ua ntej thiab vam tias cov txheej txheem yuav mus zoo kom tsis txhob nkim sijhawm ua haujlwm thiab ua rau muaj teeb meem.
Txawm li cas los xij, ob lub ntsiab lus yuav tsum tau nco ntsoov ntawm no: Ua ntej, cov neeg tsim pwm thiab cov kws tshaj lij tsim khoom qee zaum ua yuam kev. Yog tias lawv tsis ceev faj thaum lub sijhawm sim pwm, qhov yuam kev me me yuav ua rau muaj kev puas tsuaj loj. Qhov thib ob, qhov tshwm sim ntawm kev sim pwm yog kom ntseeg tau tias kev tsim khoom du yav tom ntej. Yog tias cov kauj ruam tsim nyog thiab cov ntaub ntawv zoo tsis raug ua raws li thaum lub sijhawm sim pwm, kev nce qib ntawm kev tsim khoom loj tsis tuaj yeem lav. Peb hais tias yog tias pwm siv du, qhov nyiaj rov qab yuav nce sai, txwv tsis pub qhov poob nqi yuav ntau dua li tus nqi ntawm pwm nws tus kheej.
01Cov kev ceev faj ua ntej sim pwm
To taub cov ntaub ntawv tseem ceeb ntawm cov pwm:
Nws yog qhov zoo tshaj plaws kom tau txais daim duab kos ntawm lub pwm, tshuaj xyuas nws kom meej, thiab hais kom tus kws kho pwm koom nrog hauv kev sim ua haujlwm.
Ua ntej tshaj, xyuas seb qhov kev sib koom tes ntawm lub rooj ua haujlwm zoo li cas:
Ua tib zoo saib seb puas muaj khawb, qhov chaw ploj lawm, xoob, thiab lwm yam, seb qhov pwm txav mus rau ntawm lub phaj swb puas yog, seb puas muaj qhov xau hauv cov kav dej thiab cov kav dej cua, thiab yog tias muaj kev txwv rau qhov qhib pwm, nws kuj yuav tsum tau cim rau ntawm pwm. Yog tias cov haujlwm saum toj no tuaj yeem ua tiav ua ntej dai pwm, nws muaj peev xwm zam kev nkim sijhawm ua haujlwm thaum pom qhov teeb meem thaum dai pwm thiab tom qab ntawd pwm raug rhuav tshem.
Thaum txiav txim siab tias txhua feem ntawm cov pwm txav mus zoo, nws yog qhov tsim nyog los xaiv lub tshuab txhaj tshuaj pwm uas tsim nyog. Thaum xaiv, them sai sai rau:
(a) Muaj peev xwm txhaj tshuaj
(b) Qhov dav ntawm tus pas nrig qhia
(c) Qhov siab tshaj plaws tawm mus
(d) Seb cov khoom siv puas tiav lawm, thiab lwm yam.
Tom qab txhua yam tau lees paub tias tsis muaj teeb meem, kauj ruam tom ntej yog dai lub pwm. Thaum dai, ceev faj tsis txhob tshem tawm tag nrho cov qauv clamping thiab ua ntej qhib lub pwm, kom tiv thaiv cov qauv clamping kom tsis txhob xoob lossis tawg thiab ua rau lub pwm poob.
Tom qab lub pwm raug teeb tsa lawm, ua tib zoo xyuas cov kev txav ntawm txhua qhov ntawm lub pwm, xws li kev txav ntawm lub phaj swb, thimble, cov qauv rho tawm, thiab qhov hloov txwv. Thiab xyuam xim seb lub nozzle txhaj tshuaj thiab qhov chaw pub puas sib phim. Kauj ruam tom ntej yog xyuam xim rau qhov kev ua clamping pwm. Lub sijhawm no, lub siab kaw pwm yuav tsum tau txo qis. Hauv kev ua clamping pwm tes thiab qis-ceev, xyuam xim kom pom thiab mloog txhua qhov kev txav tsis du thiab suab nrov tsis zoo.
Ua kom pwm kub dua:
Raws li cov khoom siv raw siv rau hauv cov khoom tiav thiab qhov loj ntawm cov pwm, lub tshuab tswj qhov kub pwm tsim nyog raug xaiv los ua kom qhov kub ntawm cov pwm nce mus rau qhov kub uas xav tau rau kev tsim khoom.
Tom qab qhov kub ntawm pwm nce ntxiv, kev txav mus los ntawm txhua qhov yuav tsum tau kuaj xyuas dua, vim tias cov hlau yuav ua rau muaj qhov tshwm sim jam tom qab thermal nthuav dav, yog li xyuam xim rau qhov swb ntawm txhua qhov kom tsis txhob muaj kev ntxhov siab thiab kev co.
Yog tias txoj cai ntawm txoj kev npaj sim tsis raug siv hauv lub hoobkas, peb xav kom thaum kho cov xwm txheej sim, tsuas yog kho tau ib qho xwm txheej ib zaug xwb, txhawm rau kom paub qhov cuam tshuam ntawm ib qho xwm txheej hloov pauv rau cov khoom tiav.
Nyob ntawm cov ntaub ntawv raw, cov ntaub ntawv raw siv yuav tsum tau ci kom zoo.
Sim siv cov khoom siv raw li qub ntau li ntau tau rau kev tsim khoom loj yav tom ntej.
Tsis txhob sim cov pwm tag nrho nrog cov khoom siv tsis zoo. Yog tias muaj qhov xav tau xim, koj tuaj yeem npaj qhov kev sim xim ua ke.
Cov teeb meem xws li kev ntxhov siab sab hauv feem ntau cuam tshuam rau kev ua tiav theem ob. Tom qab kuaj pwm, cov khoom tiav lawm yuav tsum tau ruaj khov thiab kev ua tiav theem ob yuav tsum tau ua. Tom qab pwm kaw ntawm qhov qeeb qeeb, kho qhov siab ntawm pwm kaw thiab ua ntau yam kev ua kom paub tseeb tias puas muaj pwm clamping siab. Qhov xwm txheej tsis sib xws, yog li kom tsis txhob muaj burrs thiab pwm deformation hauv cov khoom tiav.
Tom qab kuaj xyuas cov kauj ruam saum toj no, txo qhov ceev thiab lub siab ntawm pwm kaw, thiab teeb tsa tus nuv kev nyab xeeb thiab lub stroke ejection, thiab tom qab ntawd kho qhov ceev kaw thiab kaw pwm ib txwm muaj. Yog tias muaj qhov hloov txwv siab tshaj plaws, qhov stroke qhib pwm yuav tsum tau kho luv dua me ntsis, thiab qhov kev ua haujlwm qhib pwm ceev ceev yuav tsum tau txiav ua ntej qhov stroke siab tshaj plaws ntawm qhov qhib pwm. Qhov no yog vim tias qhov stroke txav ceev ceev ntev dua li qhov stroke qis hauv tag nrho qhov stroke qhib pwm thaum lub sijhawm thauj pwm. Ntawm lub tshuab yas, tus pas nrig ejector kuj yuav tsum tau kho kom ua haujlwm tom qab qhov kev ua haujlwm qhib pwm puv ntoob kom tiv thaiv lub phaj ejector lossis lub phaj tev tawm kom tsis txhob raug deformed los ntawm lub zog.
Thov xyuas cov khoom hauv qab no dua ua ntej ua thawj zaug txhaj tshuaj pwm:
(a) Seb qhov kev pub mis ntev dhau los yog tsis txaus.
(b) Seb lub siab puas siab dhau los yog qis dhau.
(c) Seb qhov ceev ntawm kev sau puas nrawm dhau lossis qeeb dhau.
(d) Seb lub voj voog ua haujlwm ntev dhau los yog luv dhau.
Yuav kom tiv thaiv cov khoom tiav lawm los ntawm kev txhaj tshuaj luv luv, tawg, deformation, burrs thiab txawm tias puas tsuaj rau pwm.
Yog tias lub voj voog ua haujlwm luv dhau, lub thimble yuav nkag mus rau hauv cov khoom tiav lossis nias cov khoom tiav los ntawm kev tev lub nplhaib. Hom xwm txheej no yuav siv sijhawm ob lossis peb teev los coj cov khoom tiav tawm.
Yog tias lub voj voog ua haujlwm ntev dhau, cov khoom tsis muaj zog ntawm lub pwm yuav tawg vim yog qhov shrinkage ntawm cov roj hmab. Tau kawg, koj tsis tuaj yeem kwv yees txhua yam teeb meem uas yuav tshwm sim hauv cov txheej txheem pwm sim, tab sis kev xav tag nrho thiab kev ntsuas raws sijhawm tuaj yeem pab koj zam kev poob loj thiab kim.
02Cov kauj ruam tseem ceeb ntawm kev sim
Yuav kom tsis txhob muaj kev nkim sijhawm thiab teeb meem tsis tsim nyog thaum lub sijhawm tsim khoom loj, nws yog qhov tsim nyog yuav tsum ua siab ntev los kho thiab tswj ntau yam kev ua haujlwm, nrhiav qhov kub thiab txias zoo tshaj plaws, thiab tsim cov txheej txheem xeem txheem, uas tuaj yeem siv rau hauv kev tsim cov txheej txheem ua haujlwm txhua hnub.
1) Xyuas seb cov yas hauv lub thoob puas yog, thiab seb nws puas tau ci raws li cov cai. (Yog tias siv cov khoom siv raw sib txawv rau kev sim thiab kev tsim khoom, cov txiaj ntsig sib txawv yuav tau txais).
2) Cov yeeb nkab khoom siv yuav tsum tau ntxuav kom huv si kom tiv thaiv cov kua nplaum qis dua lossis lwm yam khoom siv tsis pub nkag mus rau hauv pwm, vim tias cov kua nplaum qis dua thiab lwm yam khoom siv yuav ua rau pwm txhaws. Sim seb qhov kub ntawm lub thoob thiab qhov kub ntawm pwm puas haum rau cov khoom siv raw uas yuav tsum tau ua.
3) Kho qhov siab thiab qhov ntim txhaj tshuaj kom tsim tau cov khoom tiav nrog qhov zoo nkauj, tab sis tsis txhob khiav tawm ntawm cov burrs, tshwj xeeb tshaj yog thaum qee cov khoom pwm tsis khov tag. Xav txog nws ua ntej kho ntau yam kev tswj hwm, vim tias pwm sau Kev hloov pauv me ntsis ntawm tus nqi yuav ua rau muaj kev hloov pauv loj hauv kev sau pwm.
4) Tos kom txog thaum lub tshuab thiab pwm ruaj khov, txawm tias rau cov tshuab nruab nrab, nws yuav siv sijhawm ntau dua 30 feeb. Koj tuaj yeem siv lub sijhawm no los saib cov teeb meem uas yuav tshwm sim nrog cov khoom tiav.
5) Lub sijhawm nce qib ntawm cov ntsia hlau yuav tsum tsis txhob luv dua lub sijhawm khov ntawm lub rooj vag yas, txwv tsis pub qhov hnyav ntawm cov khoom tiav lawm yuav raug txo thiab kev ua haujlwm ntawm cov khoom tiav lawm yuav raug cuam tshuam. Thiab thaum lub pwm raug cua sov, lub sijhawm nce qib ntawm cov ntsia hlau yuav tsum tau ntev dua kom cov khoom tiav lawm nruj.
6) Kho kom haum kom txo tau tag nrho cov voj voog ua haujlwm.
7) Khiav cov xwm txheej tshiab kho tshiab tsawg kawg 30 feeb kom ruaj khov, thiab tom qab ntawd tsim cov qauv pwm tag nrho tsawg kawg yog kaum ob, cim hnub tim thiab qhov ntau ntawm lub thawv, thiab muab tso rau raws li qhov pwm qhov kom kuaj xyuas qhov ruaj khov ntawm kev ua haujlwm tiag tiag Thiab tau txais kev tswj hwm kev kam rau siab. (Tshwj xeeb tshaj yog muaj txiaj ntsig rau cov pwm ntau qhov).
8) Ntsuas thiab sau cov qhov loj tseem ceeb ntawm cov qauv kuaj txuas ntxiv (peb yuav tsum tos kom cov qauv kuaj txias mus rau qhov kub hauv chav ua ntej ntsuas).
Piv rau qhov ntsuas qhov loj ntawm txhua tus qauv pwm, koj yuav tsum tau them sai sai rau:
(a) Seb qhov loj puas ruaj khov.
(b) Puas muaj qee qhov ntev uas muaj qhov sib txawv nce lossis txo qis uas qhia tias cov xwm txheej machining tseem hloov pauv, xws li kev tswj kub tsis zoo lossis kev tswj siab roj.
(c) Seb qhov kev hloov pauv loj puas nyob hauv qhov ntau ntawm kev kam rau siab.
Yog tias qhov loj ntawm cov khoom tiav lawm tsis hloov pauv thiab cov xwm txheej ua tiav yog ib txwm muaj, nws yog ib qho tsim nyog los saib seb qhov zoo ntawm cov khoom tiav lawm ntawm txhua qhov chaw puas txais tau thiab nws qhov loj me tuaj yeem nyob hauv qhov kev kam rau siab. Sau cov lej ntawm cov qhov uas txuas ntxiv mus lossis loj dua lossis me dua li qhov nruab nrab kom paub tseeb tias qhov loj ntawm cov pwm puas yog. Sau thiab tshuaj xyuas cov ntaub ntawv raws li qhov xav tau hloov kho cov pwm thiab cov xwm txheej tsim khoom, thiab ua qhov siv rau kev tsim khoom loj yav tom ntej.
03Cov teeb meem uas yuav tsum tau them sai sai thaum lub sijhawm sim pwm
1) Ua kom lub sijhawm ua haujlwm ntev dua kom ruaj khov qhov kub yaj thiab qhov kub ntawm roj hydraulic.
2) Kho cov xwm txheej ntawm lub tshuab raws li qhov loj ntawm tag nrho cov khoom tiav uas loj dhau lossis me dhau. Yog tias qhov nrawm shrinkage loj dhau thiab cov khoom tiav zoo li tsis txaus rau tua, koj tuaj yeem nce qhov loj ntawm lub rooj vag los ntawm kev xa mus rau nws.
3) Qhov loj ntawm txhua lub qhov loj dhau los yog me dhau uas yuav kho tsis tau. Yog tias qhov loj ntawm lub qhov thiab lub qhov rooj tseem yog, ces sim hloov kho cov xwm txheej ntawm lub tshuab, xws li qhov nrawm ntawm kev sau, qhov kub ntawm pwm thiab qhov siab ntawm txhua qhov, thiab xyuas qee lub pwm. Seb lub qhov puas puv pwm qeeb.
4) Raws li qhov xwm txheej sib phim ntawm cov khoom tiav ntawm lub pwm qhov lossis qhov hloov chaw ntawm lub pwm lub hauv paus, nws yuav raug hloov kho cais. Nws kuj tseem raug tso cai sim kho qhov nrawm thiab qhov kub ntawm pwm kom txhim kho nws qhov sib xws.
5) Tshawb xyuas thiab hloov kho qhov tsis zoo ntawm lub tshuab txhaj tshuaj, xws li lub twj tso kua roj, lub qhov roj, lub tshuab tswj qhov kub thiab txias, thiab lwm yam, yuav ua rau muaj kev hloov pauv hauv cov txheej txheem ua haujlwm, txawm tias lub pwm zoo meej tsis tuaj yeem ua haujlwm tau zoo ntawm lub tshuab tsis zoo.
Tom qab saib xyuas tag nrho cov nqi uas tau kaw tseg, khaws ib pawg qauv rau kev nyeem pov thawj los sib piv seb cov qauv uas kho lawm puas tau zoo dua.
04Cov teeb meem tseem ceeb
Khaws cov ntaub ntawv ntawm kev tshuaj xyuas cov qauv thaum lub sijhawm sim pwm, suav nrog ntau yam kev nyuaj siab thaum lub sijhawm ua haujlwm, qhov kub thiab txias ntawm pwm, qhov kub ntawm lub thoob, lub sijhawm txhaj tshuaj, lub sijhawm pub ntsia hlau, thiab lwm yam. Hauv ntej, koj yuav tsum khaws txhua yam uas yuav pab tau yav tom ntej. Nws tuaj yeem siv los tsim cov ntaub ntawv ntawm tib yam kev ua haujlwm kom tau txais cov khoom uas ua tau raws li cov qauv zoo.
Tam sim no, qhov kub ntawm pwm feem ntau tsis quav ntsej thaum lub sijhawm sim pwm hauv lub hoobkas, thiab qhov kub ntawm pwm yog qhov nyuaj tshaj plaws rau kev nkag siab thaum lub sijhawm luv luv sim pwm thiab kev tsim khoom loj yav tom ntej. Qhov kub ntawm pwm tsis raug tuaj yeem cuam tshuam rau qhov loj me, qhov ci, qhov ntsws, cov qauv ntws thiab qhov tsis muaj cov khoom ntawm cov qauv. , Yog tias lub tshuab tswj qhov kub ntawm pwm tsis siv los tswj kev tsim khoom loj yav tom ntej, tej zaum yuav muaj teeb meem.
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