角磨机使用安全

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1、Grinding machine&wheels Surface Grinder Mini-Surface GrinderRPM=6600RPM=9000Grinding machine&wheels Mini-straight Grinder&Its compatible wheels RPM=18000Grinding machine&wheels Pedestal GrinderRPM=2300Grinding wheelBack flangeAdopter NutGrinderMounting of Depressed Centre wheel on Surface GrinderGua

2、rdGrinding wheelAdopter NutGrinderUnsafe Method Mounting of Wheel on Surface GrinderThe back flange Not usedGrinding wheelBack flangeGrinderUnsafe Method Mounting of Wheel on Surface GrinderAdaptor nut not usedGrinding wheelBack flangeAdopter NutGrinderUnsafe Method Mounting of Wheel on Surface Grin

3、derWheel used as support for paper wheelGrinding wheelAdopter NutGrinder Unsafe Method Mounting of Wheel on Surface GrinderOld used wheel or Metal plates used in place of back flangeGrinding wheelBack flangeAdopter NutGrinderUnsafe Method Mounting of Wheel on Surface GrinderCut-off wheel is used ins

4、tead of Depressed centre wheel Unsafe Method Mounting of Wheel on Surface GrinderM/c RPM 6600Wheel RPM 6500Grinding wheel RPM is less than RPM of the machine Grinding wheelBack flangeAdopter NutGrinderMounting of Depressed Centre wheel on Surface GrinderGrinding machine&wheels Straight Grinder RPM=5

5、630Grinding wheel flangeNutGrinderUnsafe method of mounting of wheel on Straight Grinder“D”d=D/3GuardsGrinding wheelGrinderMounting of Grinding wheel on Straight GrinderUsing flange on one side only GrinderMounting of Grinding wheel on Straight GrinderGrinderProviding smaller size of flanges Providi

6、ng different size of flanges on both sides dD/3GrinderMounting of Grinding wheel on Straight GrinderNut not mounted fully on the spindle of the grinder Guard missingGrinderMounting of Grinding wheel on Straight GrinderFlanges are put in reverse way Grinding wheel flangeNutGrinderMounting of Grinding

7、 wheel on Straight Grinder“D”d=D/3Precautions Before&During UsageFlangesMountingMachineVisual InspectionLabelsSafety DevicesFLANGES Flanges are very important Both flanges DIA to be same Flange DIA to be atleast 1/3 dia of wheel Flanges must be relievedMOUNTING Wheel must easily fit on the spindle.M

8、UST NOT BE LOOSE It bore is tight keep the wheel aside.DO NOT TRY TO INCREASE BORE SIZEMACHINE Machine should be well maintained.There should be no vibration There should be no belt slipage Bearing should be in good conditionVISUAL INSPECTION Visually inspect wheel for cracks Check for damage during

9、 storage/transit/handling Do not use such wheelCHECK LABELS Maximum operating speed(MOS)is mentioned on the wheel.Ensure machine speed is less than MOS Resin bonded wheels have expiry date.See that the expiry date has not passed Read safety and implement LOGOS on the labelSAFETY DEVICES Use machine guards Use Ear Plug Use Face shieldMost important Use the wheel in the manner it is designed for If correctly used they are very useful tools If incorrectly used “Make sure God is on your side”