Sib tham txog yuav ua li cas thiaj tau ib txoj haujlwm zoo hauv PLC tswj kev kawm siv technology
Peb yog ib lub lag luam loj hauv Shenzhen Tuam Tshoj. Peb muaj cov phau ntawv luam tawm, phau ntawv nyuaj, phau ntawv luam ntawv, phau ntawv nyuaj, phau ntawv luam tawm, phau ntawv luam tawm, phau ntawv luam tawm, lub thawv ntim, daim qhia ntawv, txhua yam ntawm PVC, cov ntawv luam tawm, ntawv sau cia, hom tshwj xeeb ntawv xim luam tawm khoom, kev ua si cardand li ntawd.
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Nyob rau hauv xyoo tas los no, peb tuaj yeem pom tseeb nyob rau hauv kev lag luam luam tawm kev lag luam nyob thoob plaws lub teb chaws uas qib theem ntawm Tuam Tshoj tus luam ntawv machinery kev lag luam muaj tam sim no tsim los rau theem ntawm lub thoob ntiaj teb xyoo 1990. Qhov zoo tshaj plaws kos npe rau ntawm kev kawm tau ntawm Tuam Tshoj tus luam ntawv machinery yog tias qhov kev tswj thiab kev tswj automation ntawm cov luam ntawv tau raug tsim kho. Ntawm lawv, programmable maub los PLC yog ib hom tshiab tswj kev tswj kev sib txuas ntawm kev siv tshuab computer, kev tswj kev siv tshuab thiab kev sib txuas lus. Raws li kev lag luam muaj kev lag luam, nws yog me me loj, muaj hwj chim muaj nuj nqi, yooj yim rau siv, qis rau hauv tus nqi thiab siab nyob hauv kev ntseeg siab. Nta, dav siv ntau yam ntawm cov twj kho tshuab thiab cov txheej txheem tsim tawm. Rau kev lag luam luam, ntau cov txheej txheem ntawm cov txheej txheem luam tawm kuj tuaj yeem tso rau qhov tshwj xeeb zoo ntawm PLC kom tiav kev tswj cov tshuab luam ntawv.
Yuav kom hloov tau cov kev qhia ntau ntawm PLC, cov xyoo dhau los, ntau lub tsev kawm ntawv tau qhib hoob PLC. Rau cov ntawv luam tawm thiab cov tsev kawm ntawv publishing uas tshwj xeeb hauv cov kev xaib kev txawj ntse thiab kev txawj ntse rau kev lag luam luam, los ntawm qhov muag nrov ntawm PLC technology, nws tsis yog ib qho tshwj kom tsis qhib lub hom phiaj rau kev tswj meej ntawm luam ntawv. Yuav qhia li cas rau hoob no? Raws li kev kawm siab, nws nyuaj rau cov tub ntxhais kawm ntawv Suav uas tsuas yog cov kawm tiav high school xwb. Yog li ntawd, yuav ua li cas los txhawb kev txaus siab rau kev kawm thiab tshawb cov tswv yim qhia tshiab yog qhov tseem ceeb. Hauv cov hauv qab no, nrog kev qhia xyaum, tham txog qee cov kev xav txog PLC kev qhia hauv tshuab luam ntawv kev tswj tshuab.
1, qhia lub ntsiab ntawm cov khoom hauv lub neej txhua hnub
Thaum pib ntawm kev tswj cov tshuab luam ntawv, cov tub ntxhais kawm tsis to taub txog hoob kawm. Qee cov tub ntxhais kawm ntawv yuav nkag siab txog cov qauv qhia ntawv uas tshwm sim hauv cov phau ntawv los ua cov kev kawm tshuab computer, ntxiv rau lawv tus kheej cov teeb meem, uas ua rau kev ntshai. Raws li qhov teeb meem no, cov xib fwb yuav tsum hloov cov tswv yim qhia yav dhau los, thiab ua raws li kev txhim kho cov phau ntawv kawm, cov phau ntawv kawm thiab cov qauv kev qhia kom zoo dua qhov kev qhia ntawm kev qhia. Nyob rau hauv cov lus qhia hnub nyoog, cov ntaub ntawv yog lub hwj chim, kawm paub ntau li ntau tau, tuaj yeem taug kev hauv ntej ntawm lub sij hawm. Cov xib fwb uas ua hauj lwm nyob rau hauv kab kev qhia ntawv yuav tsum tau txais kev paub ntau ntxiv, kawm ntxiv, muaj kev paub txog lawv cov kev kawm, thiab ua kom zoo dua qub. Li no, koj tuaj yeem hais tau qee yam hauv chav kawm. ,
Rau qhov kev qhia, PLC feem ntau siv nyob rau hauv txhua txhua lub neej tuaj yeem sau ua ntej, xws li: cov xov tooj txawb xov tooj, kev tswj cov khoom noj, kev tswj kev tswj, kev tswj tuav, thiab kev tswj kev lag luam, thiab txhua tus muaj PLC credit. Tom qab qhia txog lub ntsiab lus, cov txheej txheem luam ntawv yog txheej txheem nyuab, nrog rau cov txheej txheem, xws li cov ntawv xov xwm, cov khoom uas muaj cov lej thiab cov khoom siv, cov xov ntawm cov ntawv luam tawm thaum luam ntawv, thiab luam tawm xwb (los ntawm cov ntawv xov xwm rau lub phaj ntawv luam). Rov qab sau tshaj ntawm daim ntawv kom tau cov xim zoo nkauj; kev ua cov ntawv luam tawm tom qab luam ntawv, txais thiab ntim cov ntawv luam tawm, lub hwj chim ntawm kev luam ntawv, thiab kev tshuaj xyuas thiab kev tswj cov txheej txheem ntawm cov txheej txheem luam ntawv. Qhov kawg ntawm tus txheej txheem luam ntawv yog kom muab tau cov qauv zoo. Kev nrhiav tau ntawm cov khoom lag luam yog nyob ntawm ntau yam sab nrauv thiab sab hauv, uas muaj feem xyuam nrog cov khoom ntawm cov ntawv luam thawj, cov xwm txheej thiab kev hloov ntawm cov khoom tseem ceeb ntawm cov xovxwm luam, kev ua hauj lwm lub xeev ntawm cov ntawv luam tawm, thiab sab nrauv ib puag ncig tej yam kev mob. Yuav kom cov tub ntxhais kawm to taub cov teeb meem no, thiab tswj cov ntsiab lus no los ntawm PLC yav tom ntej, peb yuav tsum pib nrog kev sib raug zoo ntawm txoj cai tswjfwm thiab kev luam ntawv.
2, piv txwv yog qhov tseem ceeb heev
Piv txwv li txoj hauv kev yog siv los qhia. Kev tswj cov tshuab luam ntawv tsis muaj kev zam. Lub tshuab luam ntawv yog lub tshuab ua muaj siab heev. Qhov zoo ntawm qhov teeb meem tshwm sim nyob ntawm qhov ua haujlwm thiab kev txhim kho qhov tseeb. Qhov nyiaj tshuav ntawm txoj kev dej thiab xaub txoj hauv kev (piv txwv li tus lej thiab dej tshuav nyiaj) thiab qhov tseeb ntawm kev xyuam xim. Nws tsis yog yooj yim los piav txog tej no rau cov menyuam kawm ntawv to taub. Yog li, nws yuav tsum simulate cov teebmeem ua ntej thiab tom qab tswj kev tswjhwm ntawm PLC. Yog tias tsis muaj PLC tswj, nws yuav to taub yog vim li cas qhov kev luam ntawv tsis tuaj yeem kho tau. Tom qab siv PLC kev tswj, qhov kev faib ua feem ntawm tus number case yog kho. Yog vim li cas qhov kev tswj meej, cov ntsiab lus ntawm cov hauv paus ntsiab lus no tuaj yeem qhia ncaj qha los ntawm kev khiav hauj lwm, qhov kev sib piv ntawm qhov piv txwv yog qhov ua kom cov tub ntxhais kawm nco.
3, lub hauv paus ntsiab lus yuav tsum muaj tswv yim ntxiv
Txij li thaum cov tub ntxhais kawm ntawv ntawm cov tsev kawm ntawv tsis yog cov menyuam kawm ntawv qib siab, theem kev tshawb nrhiav theem qis qis. Vim li no, hauv qhov txheej txheem ntawm theoretical piav qhia, txoj kev kawm ntawm cov menyuam kawm ntawv qib siab 'kev kawm tsis tuaj yeem siv, tabsis qhov feem xyuam nrog kev ua tau zoo yuav tsum tau qhia, thiab qhov kev piav qhia yuav tsum tau yooj yim ua kom ntau li ntau tau hauv chav kawm. Yog li ntawd, cov tub ntxhais kawm ntawv sib sib zog nqus ntawm kev paub theoretical, thiab lawv nkag siab tsis tau hauv qhov tob, ua rau muaj kev xav ntawm kev kawm. Kev siv dej rau cov tub ntxhais thiab cov quav rau cov tub ntxhais kawm kev tswj ntawm kev luam ntawv xws li ib qho piv txwv, vim txhua pawg ntawm cov ntawv luam tawm muaj cov kab dej thiab ib txoj hauv kev cuav. Yuav kom kho qhov ceev ntawm cov dej hauv cov dej, cov dej ntawm cov kav dej yog tswj los ntawm inverter. Nyob rau tib lub sijhawm, qhov ceev ntawm lub cav tseem ceeb yuav tsum tau kho kom haum ntawm lub inverter. Yuav kom paub txog cov cai tswj cov kev cai sib txuas lus, qhov digital-to-analog converter yog ntsia ntawm lub inverter los hloov cov lus xa tawm los ntawm PLC rau 0 ~ 10V DC voltage tso tawm, yog li realizing qhov yuav tsum tau tswj cov cai tswj cov yas qiv . Txuas ntxiv, thaum lub sijhawm ua haujlwm ntawm lub tshuab, tus sensor xa cov kev khiav hauj lwm rau cov analog / digital converter los hloov mus ua digital ntau, thiab uploads nws mus rau qhov kev ntsuam xyuas kom paub real-time kev sib txuas lus ntawm tib neeg thiab lub tshuab. Qhov kev xav no muaj ntau yam kev paub, uas tsis tuaj yeem nkag siab los ntawm cov tub ntxhais kawm. Yog li no, piav qhia txog qhov no yuav ua rau simplig ua tus txheej txheem, tsuav yog cov tub ntxhais kawm tau coj tus cwj pwm ntawm cov dej taub hau thiab tus cwj mem xees yog cov ntau ntawm analog, uas tau hloov mus ua ntau yam thiab ces cov tswv yim. PLC thiab PLC piv cov kev ua haujlwm tsis pom zoo nrog cov theoretical qhov tseem ceeb, xam xam qhov kev ua yuam kev, thiab mam li pub rov qab rau kev tswj cov tshuab ntawm lub tshuab hloov digital-los-analog los tswj cov xov tooj ntawm revolutions. Qhov kev piav qhia no ua rau nws yooj yim los qhia txog cov ntsiab cai uas yuav tsum tau paub.
4, piav raws li kev khiav lag luam khiav cov ntawv qhia
Nyob hauv chav kawm, ua rau cov tub ntxhais kawm kos duab kos nrog cov xib fwb cov tswv yim, uas yog txiaj ntsim zoo rau kev nkag siab thiab nco txog cov ntsiab lus kev txawj ntse, kos duab PLC lub koob ntim ntawm pib, tuav thiab nres ntawm lub tshuab luam ntawv tshuab system ua piv txwv:
Lub sijhawm nres tsheb tsuas yog siv cov lus txib uas muaj feem rau cov neeg thiab cov coils, thiab tsis tas yuav tsum ua cov txheej txheem programming ua rau cov kev sib txuas sib txuas. Cov kev hais kom muaj ntau hom PLCs muaj feem xyuam nrog cov lus qhia, thiab lub circuit siv nws tus kheej tuav, yog li muaj lub cim xeeb, thiab cov lus pom zoo Qhov kev tswj xyuas txuas hluav taws xob yeej zoo ib yam li, yog li nws yog ib qho teeb meem tshwm sim hauv kev qhia PLC. Daim duab sab nraud yog qhia nyob hauv daim duab 1. Lub khoos kas:
PLC ladder daim duab ntawm lub cev muaj zog pib pib nres Kev khiav dej num tsis tau sau ntawv raws li daim duab ntawm kab zauv ntawm daim duab 1.
Yog tias tus tub ntxhais kawm ntawv tsuas yog siv daim duab tso zis xwb thiab tsis paub txog daim duab qhia txog tus ntiv tes, tus xib fwb muaj peev xwm kos tau tus qauv ntawm daim ntawv teev kev ua hauj lwm thiab feem tseem ceeb hauv kev qhia, xws li X400, X401 thiab T450 nyob rau hauv daim duab 1. Lub Y430 thiab Y431 yuav muab tau rau, kom cov tub ntxhais kawm tuaj yeem ua rau qhov yooj yim ntawm tus pab, xws li cov X401 thiab X402 cov neeg kaw kheev raug kaw hauv daim duab 1. Raws li tus lej qoob, tus xib fwb tau muab coj los txo kom tsawg dua, kom qhov feem ntau ntawm tus tub ntxhais kawm txawj puv qis, thiab thaum kawg tus ntaiv raug kos los ntawm cov tub kawm ntawv lawv tus kheej. Qhov zoo ntawm kev qhia ntawv yog qhov uas cov ntsiab lus tshiab paub tau zoo dua hauv kev xyaum ua ntau dua, uas yog, qhov kev paub ntau ntxiv thiab kev qhia cov ntawv yuav tsum ua kom tiav cov kauj ruam. Txhua zaus uas ua tiav ib ce, tus kws qhia ntawv yuav tawm tswv yim, thiab qhov yuam kev ntawm cov tub ntxhais kawm raug teev tseg. X401 feem ntau raug kaw thiab tus X402 nquag kaw hu rau hauv daim duab 1 saum no yooj yim overlooked. Cov xib fwb no yuav tsum ua kom tiav thiab sau qhia lawv. Quab yuam ntau zaus hauv chav kawm.
Ua li no, tom qab rov ua dua ntxiv thiab rov ua dua qub, cov tub ntxhais kawm tsis tau nkag siab tob txog cov ntsiab cai, tab sis kuj muaj kev nkag siab txog kev kos duab thiab kev ua yuam kev, thiab tom qab ntawd los ntawm kev cob qhia txhawb nqa, Kawm kom tau zoo ntaiv qauv duab.
5. Cia cov menyuam kawm ntawv kawm txog kev kawm ntawm lawv qhov yuam kev.
Cov tub ntxhais kawm uas txawj siv cov cuab yeej technology yuav ua yuam kev hauv ib txoj hauv kev los sis lwm qhov. Feem ntau, tus xib fwb yuav taw tes rau qhov twg qhov yuam kev yog thiab ua li cas thiaj li yog. Qhov no yog qhov zoo tshaj plaws tsis yog qhov zoo tshaj plaws, vim hais tias cov neeg muaj nuj nqis: piv rau qhov yooj yim kom tau txais khoom, cov neeg yuav tsum nco txiaj ntsig qhov lawv nyuab nyuab, uas yog hais, qhov teeb meem uas cov kws qhia ntawv tau ncaj qha los ntawm kev yooj yim hnov qab, tab sis los ntawm cov tub ntxhais kawm ntawv qhov kev xav Cov lus tseeb yog feem ntau nco.
Nyob hauv chav kawm los saib xyuas tus menyuam tus qauv lossis kev ua haujlwm yuam kev, koj tuaj yeem txiav txim siab txog qhov yuam kev ntawm qhov yuam kev los ntawm tej yam tshwm sim, tiam sis tsis qhia qhov kev ua yuam kev, cia lawv muaj lub hom phiaj thiab kev coj mus xyuas thiab xav, yog tsim nyog, tus xibfwb muab tswv yim thiab cov hauv paus ntsiab lus, Qhia rau cov menyuam kawm ntawv txog cov phau ntawv thiab cov ntaub ntawv yuav tsum tau sab laj, tab sis cov lus teb rau lo lus nug tseem raug txiav txim los ntawm cov tub kawm ntawv lawv tus kheej. Kev tswj hwm qhov kev txhaum ntawm cov xovxwm luam ua ib qho piv txwv, txhua yam hluav taws xob tsim ntawm cov xovxwm luam tau nruj lub sijhawm. Nyob rau ntau lub chaw ntawm lub tshuab, txoj kev mus ncig ua si thiab kev sib thooj ntawm kev sib txig yog muab rau txhawm rau txhawm rau pub noj mov ntawm cov ntsiab lus sib txawv hauv lub sijhawm. Hauv kev luam ntawv, seb daim ntawv tsis sib haum lossis tsis yog qhov tseem ceeb ntawm cov tshuab luam ntawv. Cov ntaub ntawv sib npaug yog hais txog qhov tshwm sim ntawm kev txiav txim siab, ob sab ntawv, thiab lwm yam. Yog tias muaj xws li tshwm sim, thaum muaj kev ceev ceev ntawm lub tshuab luam ntawv, daim ntawv yuav raug ntes nyob rau hauv lub tshuab, ua li rhuav tseg cov roj hmab thiab ua kom puas ntsoog. tshuab. Nyob rau hauv daim ntawv cov txheej txheem, qhov teeb meem tshwm sim yog daim ntawv tsis ua ntej. Txhawm rau txhom tau qhov txhaum, ob lub photodetators siv nyob rau hauv cov xovxwm luam xa cov teeb liab ntawm sab laug ntawm daim ntawv mus rau lub kaw lus los ntawm lub tswv yim taw tes, thiab lwm qhov ob phau photodetectors xa cov teeb liab rau sab xis ntawm lub daim ntawv rau lub kaw lus, thiab ib qho photoelectric Lub ntsuas lub taub hau yog siv los ntsuas qhov tshaj tawm ntawm daim ntawv. Raws li qhov yuav tsum tau ua, thaum muaj ib yam ntawm peb hom kev qhia tsis zoo, qhov kuv pab pawg neeg xim yog hloov mus rau hauv lub chaw ua haujlwm, thiab tsis muaj teeb liab kis mus rau sab nraum qab, thiab II xim, III xim, thiab IV xim pawg kis tau. Nws kuj nres raws li, thiab lub ntsiab tsav pib qeeb.
Vim tias qhov kev nce mus ntxiv ntawm qhov khiav ceev ntawm cov xovxwm luam, thaum muaj cov ntaub ntawv ceev cov khoom noj ntawm 7000 rph los yog ntau dua, lub sijhawm hloov ntawm qhov teeb meem laser taub hau thiab lub sijhawm ua haujlwm ntawm lub electromagnet yuav qeeb, thiab qhov tshwm sim uas daim ntawv tsis tuaj yeem raug muab kaw tau. Yuav kom daws tau qhov teeb meem no, lub siab ceev ceev teev cov pab pawg neeg ua haujlwm ceev ceev, thiab cov lus txiav kev cuam tshuam yog siv rau hauv qhov kev pab cuam hauv kev soj ntsuam hauv PLC, kom lub teeb liab electromagnet tawm tau ua ntej thaum ua txhaum tshwm sim, kom cov electromagnet tuaj yeem ua haujlwm nyob rau lub sijhawm, txawm nyob hauv Kev khiav ntawm 12000 rph, nws tuaj yeem kaw qhov ntawv tsis zoo, daws qhov teeb meem loj ntawm cov ntawv ceev ceev.
Thaum cov tub ntxhais kawm ua qhov kev xeem no, qhov yuam kev tshaj plaws yog qhov qhib qhov qhib thiab kaw thiab qhov ceev ntawm daim ntawv yob. Lub sijhawm kaw ntawm lub valve yog xam los ntawm PLC raws li cov lus xaus ntawm daim ntawv yob ceev, thiab lub sij hawm kaw lub sij hawm. Nws tseem yuav cuam tshuam txog kev thauj mus los. Yog tias muaj ob qho teeb meem thaum nws qhib tau thaum ntxov, yuav tsis muaj daim ntawv npau suav thaum nws tuaj lig. Cov no kuj yuav cuam tshuam txog kev sib hloov ceev ntawm daim ntawv yob, uas yog lub voj kev tswj kaw. Cov lus teb niaj hnub ntawm cov tub ntxhais kawm yog kom qeeb thaum qhib kev thiab kaw sijhawm ceev, thiab kho nws dua thaum nws qeeb qeeb. Txwv tsis pub, nws yog unilateral kom hloov daim ntawv rau cov menyuam, uas tsis tuaj yeem daws qhov teeb meem fundamentally. Yuav kom daws tau qhov teeb meem no, peb yuav tsum ntxiv cov nqi tsim nyog. Yuav kom kos cov lus xaus no, cia cov tub ntxhais kawm ua raws li lawv lub tswv yim. Kev kawm txuj ci tuaj yeem nrhiav tau los yog ze rau qhov tseeb, yog li kev kawm txuj ci tsis yog ib qho kev kawm tsis sib luag, tab sis muaj ntau txoj kev kawm uas muaj cov tub ntxhais kawm ntawv tus kheej txoj kev kawm.
6, kev siv cov kev qhia siv computer multimedia pab
Kev siv ntau hom xov xwm tam sim no yog siv los qhia. Animation yog qhov zoo tshaj plaws thiab feem ntau txoj kev simulation simulation. Nws siv cov duab zoo nkauj thiab nplua nuj los cuam tshuam cov menyuam kawm ntawv qhov kev xav, hais txog kev khiav haujlwm ntawm ntau qhov chaw ntawm kev tswj hwm, thiab kawm cov menyuam kawm ntawv qhov kev paub tseem ceeb. Cov kev xav zoo siab uas txhawb cov tub ntxhais kawm ntawv kom kawm tau. Piv txwv, thaum qhia txog kev ua haujlwm ntawm plaub-xim xim xovxwm, koj tuaj yeem xyaum sim ntau ntau sab hauv, uas xa daim ntawv xa mus thaum txheej txheem khiav, thiab cov uas muaj tus cwj pwm uas pib muab ntaus thwj. Cov no tuaj yeem cim tau cov xim rau cov menyuam kawm ntawv. Lawv muaj kev nkag siab meej txog lawv cov haujlwm ua haujlwm.
7, xaus lus
Tus tsim thiab kev tsim theem ntawm cov ntawv xovxwm yog los ntawm kev txhim kho, tshwj xeeb tshaj yog kev loj hlob ntawm kev siv technology xws li tswj automation, uas tau hloov qhov kev tswj ntawm lub tshuab luam ntawv. Lub tshuab hlwb hlau muaj peev xwm, cov khoom siv technology thiab kev siv tshuab computer yog nyob hauv tshuab luam ntawv. Daim ntawv thov tuaj yeem ua ntau dua, thiab qhov kev ua tiav ntawm kev luam ntawv yog ua ntau dua. Qhov uas yuav tsum tau ua haujlwm yuav maj mam txo, thiab lub tshuab tus kheej muaj peev xwm ua rau tag nrho cov txheej txheem luam ntawv tsis tu ncua. Txhua yam nyob rau hauv tag nrho, cov niaj hnub siv hloov mus rau kev kub ceev, siab automation thiab kev ntseeg siab. Peb yuav tsum siv ntau lub tswv yim thiab cov tswv yim los qhia cov txheej txheem kev qhia, tsom ntsoov rau kev ua haujlwm zoo thiab kev ua haujlwm, thiaj li tsim kom muaj peev xwm luam tawm cov cuab yeej technology.