AUTOMATIC PORTABLE HAMMERING MACHINE REPORT

AUTOMATIC PORTABLE HAMMERING MACHINE
TITLE PAGE
CERTIFICATE
ACKNOWLEDGEMENT
ABSTRACT
LIST OF FIGURES
INTRODUCTION
LITERATURE REVIEW
INTRODUCTION
PROJECT METHODS AND COMPONENT DETAILS
DESIGN OF HAMMERING MACHINE
CONCLUSION AND DISCUSSION
FUTURE SCOPE
REFERENCES
CAD MODEL

1. PAGENO.1
MINIPROJECTReport
On
AUTOMATICPORTABLE
HAMMERINGMACHINE
Thisminiprojectreportissubmittedinpartialfulfillmentofthe
requirementsofFourthsemesterB.E.inMechanicalEngineering.
SubmittedBy
NAMES ROLLNO
GulshaPanda 04
AnkushSharma 20
PurveshRode 52
SangeetKhule 60
Sannidhyashegaonkar61
Undertheguidanceof
Prof.SachinS.Deshmukh
DepartmentofMechanicalEngineering
SHRIRAMDEOBABACOLLEGEOFENGINEERING&MANAGEMENT,KATOL
ROAD,NAGPUR,INDIA-440013
2017-2018
SHRIRAMDEOBABACOLLEGEOFENGINEERING&MANAGEMENT,NAGPUR,
INDIA-440013

2. PAGENO.2
DepartmentofMechanicalEngineering
CERTIFICATE
Thisistocertifythat
NAMES ROLLNO
GulshaPanda 04
AnkushSharma 20
PurveshRode 52
SangeetKhule 60
Sannidhyashegaonkar61
hascompletedtheminiprojectworkon
AutomaticPortableHammeringMachine
inpartialfulfillmentoftherequirementsof
fourthsemesterB.E.inMechanical
EngineeringasprescribedbyS.R.C.O.E.M.,
Nagpurunder
Autonomousstatus.
Prof..S.S.DESHMUKH Dr..M.M.GUPTA
MiniprojectGuide H.O.D.
MechanicalEngg.Deptt. MechanicalEngg.Deptt.

3. PAGENO.3
ACKNOWLEDGEMENT
Wewouldliketoexpressspecialthanksof
gratitudetoourGuide“Prof.SachinS.
Deshmukh”forhisableguidanceandsupport
incompletingourprojectandalsoforgiving
usachancetodosomethingnew.
DATE:09/04/2020
NAMES ROLLNO
GulshaPanda 04
AnkushSharma 20
PurveshRode 52
SangeetKhule 60
Sannidhyashegaonkar61

4. PAGENO.4
ABSTRACT
Thisreportonminiprojectdiscussaboutcadmodeling,designandanalysisof
automatichammeringmachine.
OurgoalforthispaperistodesignandFabricateanautomatichammeringmachine.
Andforthis,wehavecalculatedthemaximumtorque,impactvelocityforhammering,
torqueforceandalsoshearfailureinboltjoint.Inourprojectweareusingtorque
forcetoperformvariousmanufacturingoperationinindustrieslikeriveting,upset
forging,punchingetc.Alsotimerequiredforoperationislesssoitisusefulinmass
production.
Themodelconsistsofmotor,shaft,hammer,jigsandfixtures.Fromthiswefabricate
conceptualmodelofautomatichammeringmachine.Automaticportablehammering
machineisoneofthenewtechniquesproposedindesigninordertoachieveinstant
Hammeringaccuraterepetitionandimpacting,fastHammeringprocess.Itshouldbe
userfriendlywithoutanyriskandworkermanualEffortcanbeusedeasily
automatically.Itwouldbeusedmanuallywithmoreeffortandmanpowerusedin
process.Butnowadayitispossibletomakeitprocesseasybyinventedautomatic
Hammering.Thereareveryclearbenefitsthattheindustryseeswhileusing
automatedsystems.Theseadvantagescanbeverybeneficialinthelongrun.We
assurethatourproductsareoneofthebestandtheyarelonglasting.
Automaticportablehammeringmachinecanbeconsideredasthebackboneofany
hammeringoperation.productionitsprinciplefunctionistosafelyandpreciously
hammeringworkliketoperformthepunchingoperation,filletingoperation,riveting
operationandsmithyoperationi.e.upsetforgingetcforalldesignedoperating
conditions.Thispaperdescribescadmodeling,designandanalysisofautomatic
portablehammeringmachine.Aprogrammedhammeringmachineself-working
machinegoingtoassumeanimperativepartintheassemblingprocedure(hammering
process).Hammeringmachineutilizedasapartofthegenerationofmaterial
extendingfrominstruments,topivots,carframeforming,mouldingofmetalandso
forth.Thepresentdevelopmentidentifiedwithmetalsqueezingmachineandforming
machineincludedcertainoutstandingchallengesinregardoftodrivenail,fitparts,
forgemetalandbreakseparatedquestion.Hammeringisthemostgenerallyutilizedin
mechanicaloperationandalsodevelopmentaction.

5. PAGENO.5
INDEX
CHAPTER CONTENT/TOPIC PAGE
NO.
TITLEPAGE 1
CERTIFICATE 2
ACKNOWLEDGEMENT 3
ABSTRACT 4
LISTOFFIGURES 6
INTRODUCTION 7
LITERATUREREVIEW 8
1 INTRODUCTION 9
2 PROJECTMETHODSAND
COMPONENTDETAILS
11
3 DESIGNOFHAMMERING
MACHINE
12
4 CONCLUSIONANDDISCUSSION 15
5 FUTURESCOPE 16
6 REFERENCES 16
CADMODEL 16

6. PAGENO.6
LISTOFFIGURES
SRNO. FIGURE
NO.
NAME
1 FIG1. DOUBLE
ROCKER
MECHANISM
2 FIG2.FREEBODY
DIAGRAM
3 FIG3.CADMODEL

7. PAGENO.7
INTRODUCTION
DEFINITIONOFHAMMERING
MACHINE
Asaopendiehotforginginwhichbilletiscompressedanddeformedbycontinuous
blowsofupperdie.Inaddition,foragivenweight,partsproducedbyforgingexhibit
bettermechanicalandmetallurgicalpropertiesandreliabilitythandothose
manufacturedbycastingormachining.
CONCEPT
Hammeringisthemostwidelyusedindustrialaswellasconstructionactivity
hammeringorscrew,metalsheet,partsetc.requiredalotoftimeandeffortsohere
weproposedanautomatedhammeringsystemthatallowsforfullyautomatic
hammeringwheneverandwheneverneededusingthepersonjustneedstoinsert
workpieceandstarttheThismachineCanbeusedaforautomatichammeringworks
asandwhenneededusehereaDCmotorconsistofapulleyattachedtoitwhichis
connectedtoahammeringmachine.largerpulleyforefficientpowertransferandto
increasetorquethislargepulleyisconnectedtoashaftthathasaconnectingrodis
usedtoachivelaterialmotionfromthespinningshaftwenowconnecttheorderend
ofhammertothisconnectingarodthrougedamidswingingarrangementinorderto
achivedesiredhammermotionwithenoughtorquewecanuseasuitablebedwhere
workpiececanbeplacedTheadvancecamoperatedhammerisadevicewhichcanbe
usedformultipurposeoperationbyeitherautomaticallyofmanuallyitismainlyused
ofhammeringofworkpieceitcanalsobeusedforvariouspurposesuchanpunching
forgingbendingetc.

8. PAGENO.8
LITERATUREREVIEW
1.ANAUTOMATICPORTABLEHAMMERINGMACHINEBYABHIJEET
DHULEKAR1,SUYASHSHIRBHATE2,RIZWANSHAIKH3,MVIngalkar4
Abstract-Thispaperdiscussaboutcadmodelling,designandanalysisofautomatic
hammeringmachine.OurgoalforthispaperistodesignandFabricateanautomatic
hammeringmachine.Andforthis,wehavecalculatedthemaximumtorque,impact
velocityforhammering,torqueforceandalsoshearfailureinboltjoint.Inourproject
weareusingtorqueforcetoperformvariousmanufacturingoperationinindustries
likeriveting,upsetforging,punchingetc.Alsotimerequiredforoperationislesssoit
isusefulinmassproduction.Inthisprojectwehavepreparedsolidmodelofproject
assemblybyusingCADsoftware.Thesnapshotsofeverycomponentareattachedin
thefileindesignsection.Themodelconsistsofmotor,shaft,hammer,jigsand
fixtures.Fromthiswefabricateconceptualmodelofautomatichammeringmachine.
Automaticportablehammeringmachineisoneofthenewtechniquesproposedin
designinordertoachieveinstantHammeringaccuraterepetitionandimpacting,fast
Hammeringprocess.Itshouldbeuserfriendlywithoutanyriskandworkermanual
Effortcanbeusedeasilyautomatically.Inthepast,alabourusedhammerfortodrive
nail,fitparts,breakapartandmore.Itwouldbeusedmanuallywithmoreeffortand
manpowerusedinprocess.Butnowadayitispossibletomakeitprocesseasyby
inventedautomaticHammering.Thereareveryclearbenefitsthattheindustrysees
whileusingautomatedsystems.Theseadvantagescanbeverybeneficialinthelong
run.Weassurethatourproductsareoneofthebestandtheyarelonglasting.
2.DESIGNOFARECYCLEBINHAMMERINGMACHINEBY
MUHAMMADHANISBINMUHAMMADZULKIFLI.
Abstract:Inmanyindustriesvarioustypesofmachinesandequipmenthavebeenused
forvariousoperationssuchasforging,hammering,cuttingetc.Butdifferentproblems
suchaslowpowersupply,lessmanpowerandalsoheavylaboriousworkforce,
safetyetc.Thisprojectsrelatestooperationperformedbythiscanbeachievedby
eitherusingelectricmotorpowerorbymanuallybymeansofsimplyrotatingahand
leverattachedtotheshaftandhammeringactioncanbeprovided.Ifthereisgood
powersupplyitcanberunautomatically.ForautomaticoperationA.C.motoris
provided.Chaindrive,beltdrive,governorarealsoprovidedforspeedcontrol
purposessothatthesuitablespeedcanbeachieved.Whennoelectricpowersupplyis
theretheadvancecamoperatedhammercanbeusedmanuallybysimplyrotatingthe
handlever.Alsothehandlingissimpleandmaintenanceiseasyoftheproject.
2.1CAMOPERATED,FORARIFLEJamesKepnar,Lawrenceville,GA(US),
UnitedStatesPatentofficejournals,Applicationfilled–March23,2001,Serialno.
09/815,677,PatentedSeptember.26,2002,Publishedno.US2002/0133997A1This
inventionrelatestothefieldoffiringmechanismsforsingleshotrifles,more
particularlytoacamoperated,fallingblockfiringmechanismsincorporatinga
pivotedbreechblocklink.Highpowerinsidethemachineisgeneratedbyusingthe
cambywhichstrongactionisgeneratedtothebulletswhileswitchingi.e.engaging
thecamswitch.Sofromthisreviewwedecidetotaketheadvantageofusingthecam
asavitalimpactfactorofthehammeringactionbyswitchingthehammersupported
ram.

9. PAGENO.9
1.INTRODUCTION
Thispaperisbasicallyworriedabouttheupsetoutlineprocessandassembling
machineofprogrammedcompacthammeringmachine.Prototypewhichcanbe
defeatedtheissueofoffbasehammeringandstrangeeffectofhammeringin
procedureofmanufacturing.Aconceivablearrangementoftheissueofmoderate
hammeringspeedandanomaloushammeringbyaworkisplanaprogrammed
convenienthammeringmachinegiven
1.1FOURBARMECHANISM
Afour-barlinkage,alsocalledafour-bar,isthesimplestmovableclosed-chain
linkage.Itconsistsoffourbodies,calledbarsorlinks,connectedinaloopbyfour
joints.Generally,thejointsareconfiguredsothelinksmoveinparallelplanes,and
theassemblyiscalledaplanarfour-barlinkage.
WehaveusedDoubleRockerMechanism.whichisthetypeof4barmechanism.
DOUBLEROCKERMECHANISM
DoubleRockerMechanismisafour-barmechanism.Inthislinkage,boththelinks
pivotedtothefixedlinkoscillate.
ItisaGrashoflinkageforwhichthesumofthelengthsoftheshortestlinkandthe
largestlinkislessthanthesumofthelengthsoftheothertwolinks.
s+l<p+q
s=lengthoftheshortestlink
l=lengthofthelargestlink
pandq=lengthsoftheothertwolinks
FIG1.DOUBLEROCKERMECHANISM

10. PAGENO.10
1.1OBJECTIVESOFPROJECTS
 Determinationofimpactvelocityandtorqueforce
ofhammer.
 Todeterminethetimerequiredforthevarious
operations.
 PreparethemodellingofprojectonCADsoftware
 Automationwithminimummanpower.
 Lowinitialandoperatingcost.
 Astimerequiredinlessusefulinmassproduction.
1.2ANALYTICALTECHNIQUES.
Analyticalmethodscanalsobeusedtoachievepreciseresults.Advancedanalytical
techniquesofteninvolveintensemathematicalCALCULATION.Inaddition,the
significanceofthecalculationsisoftendifficulttovisualize.Theanalytical
techniquesincorporatedinthistextcouplethetheoriesofgeometry,CADModeling
andgraphicalmechanismanalysis.Thisapproachwillachieveaccuratesolutions,yet
theCADmodelingofautomatichammeringmachinegraphicaltheoriesallowthe
solutionstobevisualized.Asignificantofautomatichammeringmachinededicated
totheseanalyticaltechniques.
1.3FEATURES
InstantHammering.
FastHammeringProcess.
NoManualEffort.
PortableSystem.
LowInitialCost.
LowToolingCost.
AccurateRepetitionandImpact.
UserFriendly.
EasyMaintenance.

11. PAGENO.11
2.PROJECTMETHODS&COMPONENT
DETAILS
PROJECTMETHODS
Thisprojecthasvariousdifferentdesignpathstocompleteourproductswhilematting
theobjectives.thesemeanswewillhavetoimplementandcompareourdifferent
designtoinsurethebestproductonoursatofobjectives.thispathshavechangedas
weprogressedthroughourproject,andtherewerefewforeseenmethodsthatwe
expanduponinthedesignsection.
Thebasicdesignforautomatichammeringmachineistohavemotorfixedonstand,
andthenmotorshaftisinsertedincenterholeofthedisc.Discisconnectedtothe
hammerrodwiththelinkrodwhenwesupplythedccurrenttothedcmotorbyusing
adopterthenthemotorshaftstartrotatingfurthertransmitthespinningmotiontothe
discbyusingshaftthefirstdecisionistocreateanimpactforcefortherespective
operationthiswillhelptodetermineproductaffordability.
Amoreefficientyetexpensivedesignwouldbetohavebatteryinsteadofadopter.
Thereisboundtobevariousobstaclesanddesignmethodtobeimplementedas
projectedprogressivesandwillbeobservedandrecordedastheyoccur.
2.1COMPONENTDETAILS
2.1.1DCMOTOR
ADCmotorisanyofaclassofrotationalelectricalmachinesthatbelievers
coordinatecurrentelectricalvitality.ADCwipergearmotorisusedwhichhaving30
rpmspeedandrunson96wattpowerandtransmits30.55N-Mmaximumtorque.
2.1.2HAMMER
Inthisprojectwehaveusedhammerhavingweight1.5kgforvariousoperationssuch
aspunching,upsetforging,riveting,etc.thesetypesofmanufacturingoperationsin
manufacturingindustries.
2.1.3DISC
Adiscisawheelonahuborshaftthatisintendedtohelpdevelopmentandalterof
courseofarigidlinkorbelt.Thedischavingeccentricholesinwhichboltsarefitted
toconnectlinkages.

12. PAGENO.12
2.1.4MOTORDRIVESHAFT
AdriveshaftorCardinshaftisamechanicalparttotransmittorqueandrevolution,
typicallyusedtoassociatedifferentsegmentsofadrivepreparethatcan'tbe
associatedstraightforwardlyasaresultofseparationortheneedtotakeintoaccount
relativedevelopmentbetweenthem.Theshaftisconnectedtoeccentricdiscandis
transfersrotationalmotionfrommotortohammerrod
2.3ANALYSISOFSOMEEXISTINGDESIGN
Themostreliabledesignofautomatichammeringmachinearedescribedbelowalong
withtheirspecificationinordertoshowthedifferentexistingapproachestothesmall
andportableautomatichammeringconcept.Thesedatacouldbeusefulwhen
performingtheinitialsizinginthedesignstageofautomatichammeringmachine
project.Followingare13designsforinitialdatacollection:
Totalweight=6kg.
Hammerweight=1.5kg.
Hammerlength=460mm.
Hammerstrokeheight=186mm.
Width=355mm.
Height=450mm.
Length=580mm.
Discthickness=1mm.
Battery(supplyvoltage)=12vand7Ampere.
Motor=DENSOINDIALTD(SR05950-4772),30RPM,12V.DCmotor.
Diameterofpulley=250mm.
Lengthoflinkrod=200mm.
Typicaloperation=CommonRivetingfor2mmrivet.
3.DesignofHammeringMachine
3.1.Calculations
A)Tocalculatemaximumtorquebymotor
Motorrating,
GivenData:-
N=30RPM
I=8
V=12v

13. PAGENO.13
APowerTransmittedbyMotor,
P=V×I=12×8
DistanceofrodBA
Fig2:FREEBODYDIAGRAM
TofindthedistanceofBA,
ByPythagorastheorem
(AB)
2
+(BC)
2
=(CA)
2
(AB)
2
+(153)
2
=(420)
2
(AB)=391.14mm
B)Tofindtorqueforcetransmittedwehavetwocases
CASE1:WhenHammerMovesDownward.
Given:
(BC)=h=153mm=0.153mm
Maximumtorque=30.55N-m=30.55×103N-mm
Lengthofhammerrod=420mm=0.42m
TorqueForce=(Tmax×Lengthofhammerrod)÷h
Tf=(30.55×0.42)÷0.153
P=96w
T=30.55N-m
Tf=83.86N-m.

14. PAGENO.14
CASE2:WHENHAMMERGOESUPWARD,TORQUEFORCEWILLBE
DECREASED
C)TOFINDIMPACTVELOCITYOFHAMMER,
Given
H=153mm=0.153mT
(timerequiredforonererevolutionofDisc)=2sec.
So,V=h×T
V=0.15×2
Sotheimpactvelocityofhammeris0.306m/sec.
RESULT
Thusforrivetingof2mmrivetcalculatedtheimpactvelocityis0.306m/secwitha
torqueforceof83.86N-missufficientanditiscalculatedsuccessfully.
D)TOCALCULATESHEARSTRESSINBOLTEDJOINT
Wehaveboltedjointssothereistorsionalshearstressinjoints,
Wehave,
T=30.55N-m.
d=Diameterofbolt10mm.
J=polarmomentofinertia.
J=(3.14÷64)×(0.1)
2
V=0.306m/sec

15. PAGENO.15
RESULT
AsthestandardpermissiblevalueofshearstressforM10boltis396.8×103N/mm
2
andthecalculatedvalueofshearstressesis311.73×103N/m
2
soThereforethevalue
ofshearstressislessthanpermissibleshearstressthedesignissafe.
4.CONCLUSION&DISCUSSION
4.1ADVANTAGES
Availableinwidevarietyofsizes.
Maintaingoodcontrolandrequiredforce.
Lowcost.
Savemanpower.
Savestime.
Timedelaycanbeachievedeasily.
Massproduction.
4.2DISADVANTAGES
Thismechanismisonlysuitableforfewoperations.
Astorqueforcerequiredismorethereisdifficulttofindthemotortoachievethe
requiredtorque.
Havinglittlewear.
4.3APPLICATION
Inmanufacturingindustriestoperformdifferentoperationsasfollows.
Toperformsmithyoperationi.e.upsetforging.
Toperformthepunchingoperation.
Toperformfilletingoperationastorqueforceproduceissufficientforthe
operation.
Toperformrivetingoperationetc.
CONCLUSIONS
Wehavesuccessfullycalculatedthetorqueforceofthemotor.Forthedesignthe
impactvelocityandtorqueforceforrivetingof2mmrivetiscalculatedaccurately.
TheentiremodellingoftheprojectisdonewiththehelpofCADsoftware.Inthis
additiontothis.Theprojectworkhasprovidedusanexcellentopportunityand
experience,touseourlimitedknowledge.Wegainedalotofpracticalknowledge
regarding.Planning,Perching,assemblingandmachiningwhiledoingthisfeelthat
theprojectworkisgoodsolutiontobridgethegatesprojectwork.Webetween
institutionsandindustries.Weareproudthatwehavecompletedtheworkwith
limitedtimesuccessfullyAutomatichammeringmachineisworkingwithsatisfactory
condition.Wehavedonetoourabilityandskillmakingmawork.

16. PAGENO.16
5.FUTURESCOPE
Theconceptofanautomatichammeringmachineinthispaperhasbeenshownto
haveaplaceintheactualmarketandtofillaneeddemandedbypotentialcustomer.
INthispaper,theconceptofautomatichammeringmachineprototypewillhaveto
fulfillthebasicdesignrequirement,letusaddtheproposedconceptwillafewmore
linesaboutourimpressionprojectwork.Helpinproductionlinewheremanyworkers
areusedforthematerialhandlingpurposeitalsoreducethecostandthreshingtime
requirementofmorenumberofworkerwillcompletelyeliminatedasonlytwo
workerscancarriedoutthebecompleteoperation.Theprojectobjectiveoriginallyis
toreducehumaneffortsinmanufacturingindustries.Theinfuturethecompletestress
analysisoftheprojectmodelcouldbedone.Thisanalysiscouldbedonebyus.
Moreover,fortheautomatichammeringmachinetoachievefullysuccessinthefuture,
manycollateralimprovementmustbedoneintermsofsystems(autopilottechnology,
forinstant)andtimedelaymanagement(pedaloperatedcontrolwillberequired)and
somemodificationcanwillbedoneinthisproject
6.REFERENCES
[1]DavidH.Myaszk,Mechanismsandmachineanalysis–4thedition.
[2]www.hotelkishanpalaceheritage.com.
[3]www.nevoprojects.com/automated-portablehammering-machine.
[4]MachinedesignbookRSkhurmi&JKguptaforcalculation.
CADMODEL
(a) (b)
(c)
FIG3.CADMODEL