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1、MachineGuarding1OSHAOfficeofTrainingandEducationIntroductionCrushedhandsandarms,severedfingers,blindness-thelistofpossiblemachinery-relatedinjuriesisaslongasitishorrifying.Safeguardsareessentialforprotectingworkersfromneedlessandpreventableinjuries.Agoodruletor
2、ememberis:Anymachinepart,function,orprocesswhichmaycauseinjurymustbesafeguarded.Wheretheoperationofamachinecaninjuretheoperatororotherworkers,thehazardmustbecontrolledoreliminated.2OSHAOfficeofTrainingandEducationCausesofMachineAccidentsReachinginto“clear”equip
3、mentNotusingLockout/TagoutUnauthorizedpersonsdoingmaintenanceorusingthemachinesMissingorloosemachineguards3OSHAOfficeofTrainingandEducationWhereMechanicalHazardsOccurPointofoperationAllpartsofthemachinewhichmove,suchas:flywheels,pulleys,belts,couplings,chains,c
4、ranks,gears,etc.feedmechanismsandauxiliarypartsofthemachineIn-runningnippoints4OSHAOfficeofTrainingandEducationPointofOperationThatpointwhereworkisperformedonthematerial,suchascutting,shaping,boring,orformingofstockmustbeguarded.5OSHAOfficeofTrainingandEducatio
5、nRotatingParts6OSHAOfficeofTrainingandEducationIn-RunningNipPointsBeltandpulleyChainandsprocketRackandpinionRotatingcylinders7OSHAOfficeofTrainingandEducationRequirementsforSafeguardsPreventcontact-preventworker’sbodyorclothingfromcontactinghazardousmovingparts
6、Secure-firmlysecuredtomachineandnoteasilyremovedProtectfromfallingobjects-ensurethatnoobjectscanfallintomovingpartsCreatenonewhazards-mustnothaveshearpoints,jaggededgesorunfinishedsurfacesCreatenointerference-mustnotpreventworkerfromperformingthejobquicklyandco
7、mfortablyAllowsafelubrication-ifpossible,beabletolubricatethemachinewithoutremovingthesafeguards8OSHAOfficeofTrainingandEducationMethodsofMachineSafeguardingGuardsfixedinterlockedadjustableself-adjustingDevicespresencesensingpullbackrestraintsafetycontrols(trip
8、wirecable,two-handcontol,etc.)gatesLocation/distanceFeedingandejectionmethodsautomaticand/orsemi-automaticfeedandejectionrobotsMiscellaneousaidsawarenessbarriersprotectivesh
