Raws li cov cuab yeej tseem ceeb ntawm kev lag luam niaj hnub logistics thiab ntim khoom, lub tais ntim khoom ua lub luag haujlwm tseem ceeb hauv kev tiv thaiv cov khoom palletized. Los ntawm kev ntim khoom, sealing thiab lwm yam kev kho tsis siv neeg, txhim kho cov khoom thauj khoom plua plav, ya raws thiab kev thauj mus los ruaj khov. Txawm li cas los xij, cov khoom siv tsis ua haujlwm ua rau lub sijhawm poob thiab ntim khoom tsis zoo, tau dhau los ua qhov tseem ceeb uas txwv kev lag luam ntau lawm. Raws li kev coj ua hauv kev lag luam thiab cov teeb meem txhaum cai, daim ntawv no qhia txog cov kev ua txhaum ntau, cov txheej txheem kuaj mob thiab cov tswv yim kev tiv thaiv kev tiv thaiv ntawmDaim Ntawv Phaj Packing Tshuab, thiab muab kev txhawb nqa theoretical thiab cov lus qhia ua haujlwm rau kev tswj xyuas cov khoom lag luam.
Hom I. Kev Ua Phem Ntawm Cov Txheej Txheem Kev Ntsuas rau Daim Ntawv Phaj Ntim Tshuab thiab Cov Txheej Txheem Kev Ntsuas
1.1 Mechanical System Faults
1.1.1 Kev ua haujlwm tsis zoo ntawm daim ntawv muab lub cev muaj zog.
Fault Manifestations: lub cev muaj zog tsis tuaj yeem pib, erratic, lossis txuas ntxiv mus tsis tau nres.
Diagnostic cov kauj ruam:
Tshawb xyuas seb lub tshuab xa khoom puas raug kaw. Kev tshem tawm cov khoom txawv teb chaws, kev hloov kho cov qauv siv tshuab.
Kuaj qhov pib capacitor rau malfunction. Ntsuas tus nqi capacitance nrog multimeter. Yog tias qhov sib txawv tshaj 10%, hloov nws.
Xyuas qhov rhiab heev ntawm feeder hloov. Tshem tawm cov av ntawm qhov chaw ntawm lub sensor thiab kho nws txoj hauj lwm mounting rau tus qauv clearance (feem ntau 2-3 hli).
Xyuas kom meej tias lub fuse ntawm lub hwj chim board tsis yog tshuab. Hloov lub fuse rau tib qhov kev qhia tshwj xeeb thiab tshawb xyuas cov teeb meem luv luv - Circuit Court teeb meem hauv Circuit Court.
Cov ntaub ntawv tshawb fawb: cov khoom lag luam ntim khoom ntim cov kab ntau lawm vim cov ntawv xa khoom sib thooj hloov cov av sib xyaw ua ke, ua rau cov khoom ntim pov tseg, ua rau kev ua haujlwm tsis tu ncua ntawm cov kab ntau lawm. Qhov teeb meem tau daws los ntawm kev ntxuav cov sensors thiab recalibrating lawv.
1.1.2 Pull Bag Motor Faults
Fault Manifestations: tawg nyob rau hauv lub hnab rub, lub stepper lub cev muaj zog jitters, los yog txoj hauj lwm sib txawv.
Diagnostic cov kauj ruam:
Txheeb xyuas cov teeb liab tso zis ntawm lub rooj tsav xwm tswj yog qhov qub. Oscilloscopes yog siv los kuaj cov mem tes waveforms.
Tshawb nrhiav kev ua haujlwm tsis zoo ntawm tus tsav tsheb stepper tsav. Hloov cov tsav module thiab rov pib dua cov kev txwv.
Txheeb xyuas qhov sib txawv ntawm lub hnab rub ze ntawm qhov hloov thiab lub teeb liab cam. Standard clearance yog 0.5-1mm. Kho thiab sim txav lub synchronization.
Txheeb xyuas qhov hnav thiab tsim kua muag ntawm cov khoom siv sib kis xws li lub sijhawm siv thiab cov iav. Hloov pauv- tawm qhov chaw.
Cov ntaub ntawv txhawb nqa: kev lag luam txheeb cais qhia tias 60% ntawm qhov tsis ua haujlwm ntawm lub hnab lub cev yog vim qhov tsis sib haum ntawm kev tsav tsheb tsis zoo thiab 30% cuam tshuam rau kev hnav thiab tsim kua muag ntawm cov khoom siv sib txuas.
1.2 Thaum tshav kub kub Sealing System Faults
1.2.1 Lub Cua sov Sealer cua sov tsis ua haujlwm.
Fault Manifestations: Qhov kub thiab txias tsis zoo los yog qhov tseeb sealing kub hauv qab tus nqi teev.
Diagnostic cov kauj ruam:
Txheeb xyuas tus nqi tsis kam ntawm lub raj cua sov. Kev tiv thaiv ib txwm yuav tsum nyob nruab nrab ntawm 20 thiab 50 omega thiab Hloov yog qhib.
Txheeb xyuas cov teeb liab tso zis ntawm qhov ntsuas kub tswj. analog test tau siv los ntsuas qhov ruaj khov ntawm 4-20 mA tam sim no.
Txheeb xyuas qhov kev sib txuas ntawm cov thermocouple. Xyuas kom lub connector tsis oxidized thiab ruaj ntseg fastened. Hloov cov qhib- Circuit Court thermocouples.
Txheeb xyuas qhov kev ua haujlwm ntawm rwb thaiv tsev ntawm lub Circuit Court. Ntsuas grounding resistance nrog multimeter thiab kho cov kab puas.
Cov ntaub ntawv tshawb fawb: kev lag luam tshuaj lom neeg vim yog qhov sib txuas ntawm cov thermocouple xoob ua rau muaj kev kub ntxhov ntawm qhov kub thiab txias, ua rau cov ntim ntim. Qhov teeb meem tau daws los ntawm kev sib koom ua ke thiab rov- vuam nws.
1.2.2 Tsis txaus sealing
Fault Manifestations: wrinkles, npuas los yog tev ntawm lub foob.
Diagnostic cov kauj ruam:
Kho qhov sib khi qhov kub thiab txias mus rau ntau yam tsim nyog rau cov khoom siv (xws li, 120-150℃rau PE zaj duab xis).
Tshawb xyuas qhov kev ncaj ncees ntawm silicone sawb. Hloov cov kev laus los yog tev cov silicone strips.
Txheeb xyuas qhov sib xws ntawm sealing siab. lub siab sensor siv los xyuas qhov sib txawv ntawm qhov sib txawv ntawm ntau lub ntsiab lus ntawm lub tshav kub seal roller. Kho lub caij nplooj ntoos hlav thrust kom paub tseeb tias qhov yuam kev Tsawg dua lossis sib npaug li 5%.
(3) Optimizing khoom faib. Txiav cov npoo ntxhib los yog qhov tsis sib xws kom paub tseeb tias lub ntim zaj duab xis yog du.
Cov txheej txheem txheej txheem: Raws li ISO 11607, lub zog sealing yuav tsum yog tsawg kawg 80% ntawm lub zog ntawm cov khoom siv.
1.3 Hluav taws xob tswj qhov tsis ua haujlwm
1.3.1 PLC Program yuam kev
Fault Manifestations: Lub cuab yeej tsis ua haujlwm tom qab pib, lossis kev ua haujlwm tsis zoo.
Diagnostic cov kauj ruam:
Txheeb xyuas qhov taw qhia teeb ntawm PLC input andoutput module kom paub meej tias cov teeb liab kis tau tus mob yog qhov qub.
Thaub qab cov kev pab cuam tam sim no thiab rov pib dua los tshem tawm cov software tsis raug ib ntus.
Txheeb xyuas qhov siab ntsuas qhov siab ntawm photodetectors. Kho nws qhov rhiab heev rau kev hloov pauv hauv qhov siab ntawm cov khoom ntim khoom.
Txheeb xyuas qhov ntsuas qhov ntsuas ntawm qhov zaus hloov pauv kom paub meej tias qhov zaus sib tw nrog qhov nrawm (xws li wrapping ceev yuav tsum tau synchronized nrog cov kab conveyor).
Cov ntaub ntawv kawm: kev lag luam logistics vim PLC version tsis sib haum xeeb ua rau cov khoom siv tuag tes tuag taw. Qhov no tau daws los ntawm kev rov ua kom ruaj khov versions thiab recalibrating tsis.
1.3.2 Sensor Failures
Fault Manifestations: Cov khoom siv dag qhia qhov txhaum lossis tsis pom qhov chaw ntawm cov khoom ntim.
Diagnostic cov kauj ruam:
So lub sensor nto (piv txwv li, photoelectric keyboards, sib thooj keyboards) nrog cawv.
Txheeb xyuas qhov voltage ntawm lub sensor (feem ntau yog 24 V DC). Ntsuas qhov stability ntawm input voltage nrog ib tug multimeter.
Txheeb xyuas cov teeb liab tso tawm Circuit Court. Hloov cov cables nrog cov ntaub thaiv npog puas.
Rov pib dua qhov pib sensor kom paub meej tias kev ua haujlwm ruaj khov nyob rau hauv ib puag ncig lub teeb hloov pauv.
Kev them nyiaj yug cov ntaub ntawv: Sensor tsis ua hauj lwm suav rau 45% ntawm cov hluav taws xob tsis ua haujlwm, 70% cuam tshuam nrog kev sib kis lossis kev teeb tsa qhov sib txawv.
Tsim Kev Tiv Thaiv Kev Txhim Kho Cov Tswv Yim
2.1 Cov Haujlwm Saib Xyuas Txhua Hnub
2.1.1 Ntxuav thiab lubrication
Thaum kawg ntawm kev ua haujlwm txhua hnub, plua plav saum npoo thiab kis tau tus mob ntawm cov khoom siv nrog cov cua compressed.
Lithium- roj raws li yog siv txhua lub limtiam rau kev txav mus los xws li cov lus qhia thiab cov saw hlau kom txo qis hnav thiab tsim kua muag.
Siv tus neeg saib xyuas tshwj xeeb ib hlis ib zaug los ntxuav cov khoom seem ntawm lub tshav kub sealing rollers los tiv thaiv corrosion.
2.1.2 Kev tshuaj xyuas cov fasteners
Txheeb xyuas qhov nruj ntawm lub hauv paus tsav, tsav ncej thiab lwm yam khoom siv bolts txhua hnub.
Tighten cov kev sib txuas tseem ceeb (xws li sealing siab hloov bolts) ob zaug ib lub lim tiam nrog lub torque wrench.
2.2 Qhov Kev Pabcuam Kho Kom Zoo
2.2.1 Hloov Lub Sij Hawm Ntawm Hnav-Ntau Yam
| Lub Npe | Hloov lub voj voog | Kev Txiav Txim Siab |
|---|---|---|
| Siv Sijhawm Sijhawm | 6 hli | Cracks los yog elongation tus nqi ntau tshaj 3% |
| Silicone Sawb | 1 xyoo | Hardening, detachment, los yog sealing residue marks |
| Cua sov Tube | 2 xyoo | Ib qho kev sib txawv ntawm qhov tsis kam tshaj 20% |
| Sib Nqus Hloov | 3 xyoo | Lub sij hawm ntev lub teeb liab teb los yog nce lub tswb tsis tseeb |
2.2.2 Kev Ua Haujlwm Saib Xyuas Kev Ua Haujlwm
Commissioning cov tuam txhab tsim khoom kom rov qab PLC cov kev pab cuam peb lub hlis twg thiab txhim kho qhov tsis zoo.
Load testing ntawm hluav taws xob cov khoom xws li zaus converters thiab cov khoom- xeev relays yog ua txhua rau lub hlis.
Calibration ntawm tag nrho qhov tseeb ntawm cov cuab yeej (xws li kev sib koom ua ke ntawm kev sib khi kub, kev ntim khoom raug) yog ua txhua xyoo.
2.3 Spare Parts Inventory Management
Tiered Stocking: Muab cov khoom seem faib ua peb pawg: hnav siab, hnav nruab nrab thiab hnav qis. Npaj kom txaus los tsim peb lub hlis tus nqi siab -cov khoom siv (xws li lub sijhawm siv sijhawm thiab cov raj cua sov).
Kev sib koom tes ntawm cov neeg muab khoom: nkag mus rau hauv ntev -cov khoom seem muab kev pom zoo nrog cov tuam txhab tsim khoom kom ntseeg tau tias kev yuav khoom sai ntawm cov khoom tseem ceeb (xws li PLC modules).
Kev tswj hwm digital: siv ERP system los taug qab cov khoom seem ntawm cov khoom muag thiab kev siv lub voj voog thiab tsim cov lus ceeb toom tsis siv neeg ntxiv.
2.4 Kev cob qhia tus neeg ua haujlwm
Kev cob qhia kev txawj ntse: suav nrog kev paub txog cov khoom siv, cov txheej txheem tshuaj xyuas niaj hnub thiab kev ua txhaum yooj yim 排除 (xws li, hloov cov fuses.
Kev cob qhia kev txawj ntse: npog PLC qhov kev pab cuam debugging, sensor calibration, mechanical precision adjustment.
Kev cob qhia kev saib xyuas kev nyab xeeb: zam kev sib cuag nrog cov khoom kub kub thaum lub sijhawm ua haujlwm ntawm cov khoom siv thiab kaw lub qhov rooj hluav taws xob.
Txheeb xyuas qhov ua tau zoo ntawm Cov Tswv Yim Kho Kho
Los ntawm kev siv cov tswv yim tswj xyuas no, cov tuam txhab ntim ntawv tau ua tiav cov kev txhim kho hauv qab no:
Txo Fault Rate: Lub sij hawm nruab nrab ntawm cov cuab yeej ua tsis tiav tau nce los ntawm 400 teev mus rau 800 teev.
Txo Cov Nqi Kho Mob: 35% txo tus nqi kho txhua xyoo thiab 50% nce hauv cov khoom seem ntawm cov khoom muag.
Kev txhim kho kev tsim khoom: tag nrho cov cuab yeej siv tau zoo tau nce los ntawm 78 feem pua rau 92 feem pua thiab cov kab ntim khoom muaj peev xwm nce 20%.
Xaus:
Kev kuaj mob tsis raug ntawm cov ntawv ntim ntim tshuab yuav tsum muaj ntau txoj hauv kev sib xyaw ua ke ntawm kev siv tshuab, hluav taws xob thiab kev tswj hwm kev paub txhawm rau txheeb xyuas lub hauv paus ntawm qhov teeb meem. Kev tiv thaiv kev saib xyuas yuav tsum ua raws li kev saib xyuas niaj hnub, kev saib xyuas ib ntus raws li nws qhov tseem ceeb, kev tswj xyuas cov khoom seem raws li nws cov kev txhawb nqa, thiab kev cob qhia tus neeg ua haujlwm raws li nws qhov lav, tsim lub kaw - lub voj voog tswj. Cov tuam txhab lag luam yuav tsum tsim cov phiaj xwm kev saib xyuas sib txawv raws li lawv tus kheej cov yam ntxwv tsim khoom, siv cov cuab yeej digital los txhim kho kev tswj hwm kev ua haujlwm, thiab thaum kawg ua tiav kev txhim kho hauv cov cuab yeej kev ntseeg siab, kev tsim khoom thiab cov txiaj ntsig kev lag luam.