电路板焊锡作业分析及改进Analysis and improvement of PCB soldering operation.docx
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电路板焊锡作业分析及改进Analysis and improvement of PCB soldering operation.docx
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电路板焊锡作业分析及改进AnalysisandimprovementofPCBsolderingoperation
电路板焊锡作业分析及改进(AnalysisandimprovementofPCBsolderingoperation)
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IdsiniergadMaaenNo620nutaEgeinngmetrlnn.,08
Dingengineeringandmanagement
20,608thyear
Articlenumber:
0752(080-14010-4920)602-4
AnalysisandimprovementofPCBsolderingoperation
Dragons,LinLan,JiangZuhua
(mechanicalanddynamicforceontheseaJiaotongUniversityCollegeofengineering,Shanghai204)Abstract:
the020circuitboardsoldering,theworkefficiencyisnothigh,buttheoperatorfatigueislarger,theneedtoimprove.Appliedergonomics
Theprincipleandmethodoffieldmeasurementwerecarriedout,andthecausesofinfluencingworkefficiencyandlaborintensitywereanalyzed.Workerswhoredistributetheirleftandrighthands
Thetaskandthecorrespondingequipmentaretoadjustthelayoutofworkingprocedures;operationsimulationbeforeandafterimprovementandACandcomparativeanalysisusingJKsoftware,thesuggestionsfortheimprovementofthestation.Keywords:
circuitboardsolderoperation;jobsimulation;ERGONOMICS;CLCnumber:
22TB8F4;1;documentidentificationcode:
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1电路板的焊锡作业概述
在电路板的制造过程中,电路板焊锡作业是整个流水线的第2道工序,中的一个流水线环节是3其
导书,此道工序的基本步骤如下。
()用双手把电路板从流水线上拿下来;1()左手把电容L来放在电路板上;2拿()左手把电容1固定在电路板的位置1;3上()左手拿过锡线,在电容1的边缘,手拿4放右来电烙铁;
(5)左手握住锡线,右手进行焊接;
对把电路板上焊上电容再放上流水线上去现有的。
电路板焊锡作业的工作效率不高,而且操作者疲劳
度较大厂方和工人都希望进行改进,以提高效率,
并降低操作工的疲劳度。
目前已有许多提高工作效
率的作业研究和应用工作LJ1。
本文通过实地测量
()放回焊线和电烙铁;6
(2)左手把电容拿来放在电路板上;7
(2)左手把电容固定在电路板的位置2;8上
和仿真等方法,出改进措施。
提
2电路板焊锡作业分析
21工序分析。
根据现场和录像的观察,结合该工序的操作指
收稿日期:
08000805修回日期:
20-22;2062
()左手拿过锡线,
9putontheedgeofcapacitor2,righthand
Callsolderingiron;
(0I)holdthetinwireinthelefthand,weldingwiththerighthand;(11)returntheweldinglineandtheelectriciron;
Biography:
Dragons(95),18femaleHunanChenzhou,themainresearchdirectionforthemodeling,simulationandoptimizationoftransportation.
14-2
IdsrlniergadMaaenNo620nutigneinngmetaEn.,08
IndustrialEngineeringandmanagement
20,sixth,08years
(21)returnthecircuitboardbacktotheassemblylinewithbothhands.
Takeandputitonthecircuitboard,wheretheactualmanualoperationtimeisonly1s,thatistosay,thereis1.3smovinginallkindsofwork,6176is
Repeat()
(2).Analysisofbothhandsbeforeimprovement,asshownintable1~1)L.Theworkingprocedureofthestationshouldbesaidtoberelativelysimple,withonly1stepsintotal.Butonmanyoccasions,theresultsshowthat0peoplework
Thetimerequiredtocompleteaprocessisnotthesame,andtheprogramisnotstrictlycontrolled.Theaveragetimeisabout2.3S,andtheJclevelis776(AKsimulation)
Take2.3s.776)
Tool.Inthis1.3s,176,notonlydelayedthetime,andtoomanyand
Themovecancausetheworkertofeelmoretired.Thispointfullyillustrates,inthisstation,workersleftandrighthands
Thecooperationisoutofstep.Theworkerhasmorethan13ofthetimeintherepetitivemovement/animalbody,andtherighthandisinawaitingstateforalongtime
It'saprettywaste.Overall,theefficiencyofthesystemisstillatalowerlevel,whichneedstobeimproved.Urgent
Therighthandactionimprovesthetime/Sfocusfromtheassemblyline
Inaddition,itwasfoundthatregardlessofthefetchtime(thecircuitIreferto)
Theboardisplacedontheworktableandreturnedtotheassemblyline,thecapacitor1andthecapacitor2willbe
ThelefthandactionL2isfromthepipelining
AsPaulPaulshiftoperationshiftandsoontobeadynamicindustry------1R-1R-------
Taketheroadplate
TakethecapacitorLand3thesolid.Rofthecapacitor1-
/
Taketheroadplate
Waitingtowait
Seventeenpointsixeight
L8433
Position1
4takethetinline5holdthetinwire6returntotheweldline7takethecapacitor2andthe82ofthecapacitor
C.
I
C.
Takethecallironallover1O62
.
Atick-
ByL
5.),shift-putbackmuchironweldingprocess,97O0canbeconsideredwithl843waitingforwaitingforsome3
Settheupper2
9takethetinwire1holdthetinline0lbacktotheweldline1
C.
--
)
C.
Takethesolderingironcall-returnthesolderingiron
Movableknot.ring
Onethousandandsixty-two
.
Fiftythousandandninety-seven
Lcircuitboardput2returnlines
summary
Li
Classificationmark
Jobmovehold
-
Marklefthandrighthand
O-1r28226O
Thecircuitboardisputbackintotheassemblyline
Total
4l42
L768
Totaltime
waitfor
-
O
Four
Four
Thecompletiontimeofeachcircuitboardis23seconds776
Figure1Analysisofbothhandsbeforeimprovement
22.Improvementanalysis
221bysettingstandardstoreducefluctuationsinoperatingcycles
()thereisnostandardtospecifywhichcapacitorisL2andwhichiscapacitance2.Thesolutionshouldbetosetastandardtoregulatetheplacementofcapacitor1andcapacitor2,andtoinstallthecircuitonthecircuitboardtoavoidthewrongcapacitor.
222,throughthedesignoftheassignmentofleftandrighthands,high...
Efficiencyofwork
Hasbeenmentionedintheabove,thepositionofnormalworkinghoursforthe2.3Sbutobservedseveraltimesontheoperationofworkersafter776,foundthatinsomecases,theworkerswillbetemporarilydistractedduetootherreasonsdidnotgetthecorrectcapacitance,andcausetheentireprocessfromlongtimedelay.Webelievethatthisphenomenonismainlycausedbytworeasons:
(a)operationwithmobilecapacitanceinshorttime,frequentalternationof1ironandtinline,and2ofthe1capacitorcapacitorusedalternately.Workersareeasilydistracted.Thiscanbedonebyredistributingthelefthandtask
Throughobservation,wecanseethattheworkersleftandrighthandIorderallocationisnotreasonable,thedistributionbychangingthelefthandwecanattain
Toimprovetheefficiencyofthework.
Wecanmakeimprovementsfromthefollowingaspects.(left)whenthecapacitoris1,thehandtakesthecapacitorandthe21isontheright
Tosolve(alsoshouldpayattentionto,asakindof,people'sattentionwillbe,butthisworkhasalwaysbeeninahighconcentrationstate,butwillnotappearabsent-minded,easytolead,though
Whenthecapacitorisplacedonthetable,thecapacitor1isplacedonthelefthandside
Hold2ontherighthandside;
Whentired,properrestshouldbearranged.
(2)thecapacitance1capacitor2isrespectivelypositionedbytheleftandtherighthand
One
15-2
Loong
Yin:
PCBsolderingoperationanalysisandimprovement,etc.
Thefixed(accordingtoprocessrequirements,accordingtothe1capacitorcircuitboardinstalledintheleftsidecapacitor2isinstalledonthecircuitboard;(right))aftertookthetinwirewithanelectriciron,withtheback,3timesa1capacitorcapacitor2forwelding.Advanceinto
223accordingtotheimprovementoftheschedule,theworkersteps
Scheduledtime
Afterimprovement,theoperationofthestationshallbelessthan2.3Sandlessthan776
To2.4S,theefficiencyisincreasedby2124,3,whiletheobjectismovedatthesametime
Andthenumberisgreatlyreduced,thenumberofmobileby1ofits4reducedto1,2decreasedby1,4bycomparison,webelievethattheoverallefficiencyofthestationhasincreased.
PaulPaulandsoonmakeshiftshifttothelefthandactionLlinefromtakingcircuitboardtobeheldindustryrightaction
-Administration--1----1R..
Time/S
-
-
Takethecircuitboard1768fromtheassemblyline
2bringthecapacitorL
3placethecapacitor1onafixedposition1
C.
-
/
Bringthecapacitor2to18.34
Position2
-thesolid2ofthecapacitor310.26
I.
4gotthetinwire
Onthecapacitor1
-
-
Takethecalliron
5holdthetinwireandplacethewireonthe6
Thecapacitor2holdsthetinlineon7
C.
.I/
)welding.Waiting
welding
Five
055
8returntheweldline
Li
.1f
Putthereturnsolderingiron0079
9circuitboardrelease
Summaryofreturnline
-
Li
Circuitboardback
Assemblyline
Onethousandsevenhundredandsixty-eight
Asign;alefthand;arighthand
Work--l62O360OV-keepwaitingformobile
Total
4122O
Totaltime
Thecompletiontimeofeachcircuitboardis24seconds142
Fig.2improvedoperationanalysisofbothhands
Simulationof3stationoperationbeforeandafterimprovement
Thefollowingsimulationgivesthesimulationbeforeandaftertheimprovement
Really,onthisbasis,acomparativeanalysis.AndthewholeprocessofoperationisrealizedbyJK'sanimationfunction.ACin
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