Daim ntawv teev cov kev kuaj xyuas rau kev kaw thiab kev cais tawm: Yuav tsum tau kuaj xyuas dab tsi hauv cov chaw ua haujlwm?
Ua ntej kev kho cov khoom siv, lub sijhawm txaus ntshai tshaj plaws tsis yog lub sijhawm kaw nws tus kheej, tab sis lub sijhawm txij li "xav tias lub zog tau raug txiav tawm" mus rau "paub tseeb tias nws tau raug kaw lawm". Muaj ntau qhov xwm txheej tshwm sim thaum lub sijhawm no - ib tug neeg xav tias lub zog tau raug txiav tawm, thiab ib tug neeg xav tias lub zog seem tau raug tso tawm. Yog li ntawd, thaum lawv ua haujlwm, lub tshuab cia li pib ua haujlwm.
Ib daim ntawv teev cov npe uas ntseeg tau rau kev kaw thiab kev cais tawm yuav tsum ua kom ntseeg tau tias tag nrho cov "kev ntseeg" no tau hloov mus ua "kev lees paub". Hauv qab no, raws li kev txiav txim ntawm kev ua haujlwm, peb yuav sau cov khoom uas yuav tsum tau kuaj xyuas ua ntej txhua qhov kev kaw thiab kev saib xyuas hauv cov chaw lag luam.
I. Kev Tshuaj Xyuas Ua Ntej Kaw
Ua ntej pib kaw ib yam dab tsi, muaj ob peb yam uas yuav tsum tau ua kom meej ua ntej:
Daim ntawv teev cov zog rau cov khoom siv puas tiav lawm? Txhua daim khoom siv muaj "Daim Ntawv Teev Cov Zog", uas sau txhua hom zog uas koom nrog cov khoom siv no - hluav taws xob, roj, kua, cua sov, lub zog gravitational. Yog tias cov khoom siv no nyuam qhuav kho dua tshiab lossis hloov pauv cov txheej txheem, puas tau hloov kho daim ntawv teev npe no ib txhij? Qhov no yog thawj kauj ruam thiab kuj yog kauj ruam yooj yim tshaj plaws uas tsis quav ntsej. Thaum lub sijhawm kho dua tshiab, cov kav dej ntawm cov cua compressed tau ntxiv, tab sis cov ntaub ntawv tsis tau hloov kho tom qab. Thaum kuaj xyuas, qhov no tsis tau quav ntsej.
Leej twg yog tus ua qhov kev kho no? Daim ntawv teev cov neeg koom nrog yuav tsum tau lees paub. Tsis yog tsuas yog cov neeg ua haujlwm kho los ntawm peb lub Hoobkas xwb, tab sis kuj tseem yuav tsum suav nrog cov neeg ua haujlwm sab nraud thiab cov neeg muab kev pabcuam hla chav haujlwm. Yog muaj neeg ntau npaum li cas, qhov sib txuas lus ntau npaum li ntawd yuav muaj. Yuav tsum muaj ib kab tshwj xeeb ntawm daim ntawv teev npe tshuaj xyuas kom sau cov npe thiab hom haujlwm ntawm txhua tus neeg koom nrog.
Lub sijhawm kaw puas tau teev meej meej? Lub sijhawm kaw pib thaum twg thiab thaum twg yuav rov pib dua? Yuav tsum tau hais meej meej. Qhov no tsis yog hais kom txhua tus maj nrawm ua haujlwm, tab sis kom paub tseeb tias: Yog tias txoj haujlwm tsis tiav thaum lub sijhawm rov pib dua, leej twg yog tus lav ris qhia rau txhua tus txog qhov kev ncua sijhawm? Muaj ntau qhov xwm txheej tshwm sim hauv qab qhov xwm txheej ntawm "tsis tau tshem lub xauv tom qab dhau lub sijhawm txwv" - ib tug neeg xav tias kev saib xyuas tas lawm thiab rov pib siv hluav taws xob yam tsis tau kev tso cai.
II. Kev Tshawb Xyuas Kev Rho Tawm Zog - Kev Pom Zoo Txhua Yam
Qhov no yog qhov tseem ceeb ntawm daim ntawv teev npe. Cov txheej txheem cais tawm rau ntau hom zog sib txawv, thiab cov ntsiab lus tshuaj xyuas kuj txawv.
Kev rho tawm hluav taws xob
Puas yog lub qhov hluav taws xob tseem ceeb raug kaw lawm? Yuav kom paub tseeb tias lub qhov kov ntawm lub qhov hluav taws xob nyob rau hauv qhov chaw "OFF", ib tug yuav tsum tsis txhob tsuas yog cia siab rau lwm tus cov lus hais tias "nws raug rub tawm lawm".
Puas yog lub cuab yeej xauv nrog lub xauv kev nyab xeeb tus kheej? Puas yog tus yuam sij ntawm lub xauv nrog koj?
Puas muaj cov capacitors seem? Tom qab lub converter zaus loj thiab servo system raug tua, tej zaum tseem yuav muaj hluav taws xob khaws cia rau hauv cov capacitors. Nws yog ib qho tsim nyog los ntsuas qhov voltage nrog multimeter kom paub tseeb tias nws poob qis dua qib kev nyab xeeb.
Yog tias nws yog ib lub cuab yeej hluav taws xob siab, puas tau ua tiav cov txheej txheem "disconnect + ground"? Puas tau muab tus pas av ntsia lawm?
Kev rho tawm tshuab
Cov khoom siv puas muaj cov khoom siv khaws cia hluav taws xob? Cov caij nplooj ntoos hlav, cov khoom siv sib npaug, cov thaiv kev sib npaug - cov no tseem yuav tso tawm hluav taws xob txawm tias tom qab cov khoom siv raug kaw lawm.
Puas tsim nyog siv cov khoom siv kho tshuab lossis cov khoom txhawb nqa los kho cov khoom txav mus los? Piv txwv li, lub slider ntawm lub tshuab hydraulic yuav tsum tau kho nrog kev txhawb nqa tshuab, tsis yog tsuas yog cia siab rau cov xauv hydraulic xwb.
Puas yog lub zog ntawm lub ntiajteb txawj nqus raug tswj? Cov khoom thauj uas raug dai, cov platform uas tsa - yuav tsum tau txo qis rau hauv av lossis xauv lub cev.
Kev rho tawm pneumatic thiab hydraulic
Puas yog lub qhov cua tseem ceeb ntawm qhov chaw cua / qhov chaw hydraulic tau kaw thiab xauv lawm?
Puas yog qhov siab seem hauv cov kav dej tau raug tso tawm lawm? Yuav kom qhib lub qhov cua tso pa tawm, xyuas kom meej tias qhov siab poob qis mus rau xoom. Tsis txhob tsuas yog saib lub ntsuas siab xwb - lub ntsuas siab tej zaum yuav tsis zoo, lossis nws yuav qhia qhov siab ntawm lwm qhov ntawm cov kav dej.
Yog tias muaj lub thawv cia zog (lub cuab yeej khaws zog), puas yog lub siab hauv lub thawv cia zog tau raug tso tawm cais? Qhov no yog qhov yooj yim tshaj plaws uas tsis quav ntsej.
Kev rho tawm ntawm cov txheej txheem nruab nrab
Cov kav dej thauj cov tshuaj lom neeg puas tau raug cais tawm zoo? Kev cais ob zaug (kaw cov qhov dej + teeb tsa cov phaj dig muag) muaj kev ntseeg siab dua li kev cia siab rau cov qhov dej xwb.
Puas muaj cov cim qhia ntawm cov chaw cais tawm? Yuav kom tiv thaiv lwm tus kom tsis txhob qhib cov li qub yuam kev.
Yog tias cov khoom nruab nrab muaj tshuaj lom lossis volatile, puas tau purged lossis hloov tom qab cais tawm?
III. Kev tshuaj xyuas Lockout tagout (LOTO)
Tom qab kev rho tawm hluav taws xob tiav lawm, Lockout tagout yog kab thib ob ntawm kev tiv thaiv. Daim ntawv teev npe yuav tsum muaj cov khoom lees paub no:
Puas yog cov chaw cais tawm tau xauv tag nrho lawm? Puas yog tus lej ntawm cov xauv sib npaug rau tus lej ntawm cov neeg koom nrog?
Puas yog txhua tus neeg lub xauv tsuas yog siv tau nrog lawv tus yuam sij xwb? (Lub hauv paus ntsiab lus tseem ceeb ntawm kev ruaj ntseg: ib tus yuam sij rau ib lub xauv)
Cov ntaub ntawv ntawm daim ntawv cim xauv puas tiav lawm? Cov ntawv lo yuav tsum muaj xws li: lub npe ntawm tus neeg uas xauv nws, hnub tim, cov ntaub ntawv tiv tauj, thiab cov ntsiab lus ua haujlwm.
Yog tias nws yog kev ua haujlwm pab pawg, puas muaj lub thawv kaw pawg ua ke siv? Qhov zoo ntawm lub thawv xauv pawg yog tias cov khoom siv tsuas yog pib tau thaum tus neeg kawg qhib nws - tsis muaj leej twg tuaj yeem kho nws ua ntej.
IV. Kev txheeb xyuas xoom-zog - kauj ruam tseem ceeb tshaj plaws
Tom qab kev cais tawm thiab xauv tiav lawm, yuav tsum tau ua qhov kev txheeb xyuas. Kauj ruam no tsis tuaj yeem tso tseg thiab tsis tuaj yeem muab rau lwm tus.
Txoj kev txheeb xyuas yog raws li nram no: Sim pib lub cuab yeej. Nias lub pob pib thiab saib seb lub cuab yeej puas teb. Yog tias lub cuab yeej txav mus los, nws qhia tias qhov kev cais tawm tsis tiav thiab yuav tsum tau rov kuaj dua. Yog tias lub cuab yeej tsis teb, nws txhais tau tias qhov kev cais tawm ua haujlwm tau zoo.
Qhov kev ua pov thawj no yuav tsum yog tus neeg uas tau ua qhov xauv, tsis yog tus thawj saib xyuas lossis tus neeg saib xyuas kev nyab xeeb ua. Vim tias tsuas yog tus neeg uas tau ua qhov xauv thiaj li paub zoo tshaj plaws seb nws puas tau xauv tag nrho cov peev txheej hluav taws xob tsim nyog.
Tom qab ua tiav qhov kev txheeb xyuas, kos lub sijhawm txheeb xyuas thiab lub npe ntawm tus neeg txheeb xyuas rau ntawm daim ntawv teev npe. Daim ntawv kos npe no muaj lub ntsiab lus raws li txoj cai.
V. Kev tshuaj xyuas thaum lub sijhawm txij nkawm
Tom qab pib kho, txoj haujlwm ntawm daim ntawv teev cov khoom tshuaj xyuas tseem tsis tau ua tiav.
Txhua hnub ua ntej pib ua haujlwm, puas muaj leej twg xyuas seb lub xauv thiab daim ntawv lo puas zoo? Puas muaj leej twg tsoo lossis tshem tawm yam tsis tau kev tso cai?
Yog tias muaj kev hloov pauv sijhawm ua haujlwm, tus neeg muab thiab tus neeg uas yuav los hloov puas sib koom ua ke lees paub qhov xwm txheej ntawm lub xauv thaum lub sijhawm muab? Ob tog kos npe rau daim ntawv teev npe ua ke, uas ntseeg tau dua li kev piav qhia hais lus xwb.
Yog tias qhov kev saib xyuas no nthuav dav dua (piv txwv li, thawj zaug npaj yuav kho lub tshuab hluav taws xob, tab sis tom qab ntawd lawv pom tias qhov khoom siv kho tshuab kuj xav tau kev kho), puas yuav tsum tau rov ntsuam xyuas qhov ntau thiab tsawg ntawm kev cais hluav taws xob? Tej zaum cov kev ntsuas cais hluav taws xob qub yuav tsis txaus lawm.
VI. Kev tshuaj xyuas ua ntej rov ua haujlwm dua
Tom qab ua tiav kev saib xyuas thiab npaj kom rov ua haujlwm dua, qhov kawg ntawm daim ntawv teev npe yuav pab tau:
Puas tau muab cov cuab yeej, cov khoom seem, thiab cov khib nyiab tshem tawm tag nrho sab hauv thiab ib puag ncig cov khoom siv lawm? Muaj ib zaug muaj xwm txheej uas lub wrench poob rau hauv lub tshuab kis, thiab cov khoom siv tau daig thaum nws pib ua haujlwm, ua rau muaj kev puas tsuaj ntau heev.
Puas tau kho tag nrho cov ntaub thaiv thiab cov qhov rooj kev nyab xeeb kom rov qab zoo li qub lawm?
Puas tau tshem tawm tag nrho cov neeg ua haujlwm mus rau thaj chaw nyab xeeb? Nws yog ib qho tsim nyog yuav tsum suav cov neeg, thiab nws tsis tuaj yeem ua tiav los ntawm kev qw tias "Lub tshuab yuav pib" thiab tom qab ntawd tawm mus.
Puas yog tus neeg uas xauv lub xauv ntawd tshem tawm lawm? Lwm tus neeg tsis tuaj yeem tshem nws tawm lossis "pab" tshem lwm tus lub xauv.
Tom qab tshem lub xauv tawm lawm, puas tau lees paub tias cov khoom siv zoo li qub, thiab tom qab ntawd koj puas tau ceeb toom rau lub chaw muab hluav taws xob kom rov qab muaj hluav taws xob?
Lub sijhawm tshaj tawm: Lub Rau Hli-30-2026
