Or one fourth of the periphery.
Bench grinder guards osha.
Proper guarding is one of the most important safety requirements.
Bench and floor stands.
The angular exposure of the grinding wheel periphery and sides for safety guards used on machines known as bench and floor stands should not exceed 90 deg.
See figures o 10 and o 11 and subparagraph 9 of this paragraph.
Fed osha 1910 215 cal osha 3577 securely anchor the bench grinder.
The flange and spindle guard protect the worker from the spinning wheel.
Ensure tool rest and tongue guard are in place and able to meet spacing requirements.
Adjustment of guard shall be such that pieces of an accidentally broken wheel will be deflected away from the operator.
The maximum angular exposure of the grinding wheel periphery and sides shall be not more than 90 deg except that when work requires contact with the wheel below the horizontal plane of the spindle the angular exposure shall not exceed 125 deg.
Grinders use powered rotating attachments to work metal and other materials.
There are four basic safety elements to the bench grinder that serve as guards or shields.
Check the following before using your grinder.
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Wire wheel guarding question.
Wood guards also may be used in construction work and in outdoor locations where extreme cold make metal guards undesirable.
Floor stand and bench mounted abrasive wheels used for external grinding shall be provided with safety guards protection hoods.
The maximum angular exposure of the grinding wheel periphery and sides for safety guards used on cylindrical grinding machines shall not exceed 180 deg.
Should this be cited under abrasive wheel machinery 1910 215 under 1910 212 general machine guarding or 1910 219 mechanical power.
Above the horizontal plane of the wheel spindle.
Osha machine guarding e tool rev 3 31 17.
On pedestal or bench grinders the employer will sometimes use a wire wheel instead on an abrasive wheel.
The eye shield is an optional protector for the worker who should be wearing eye protection.
Missing or improperly adjusted guards are common and frequent safety violations.
In all other industries wood guards are not allowed per 29 cfr 1910 219 o 2.
With an abrasive wire brush or buffing wheel attachment grinders sharpen tools and shape clean or polish metal pieces.
A hazard exists because of the turning shaft and nut end.
In the case of pedestal grinders this includes anchoring the pedestal to the ground.
This exposure shall begin at a point not more than 65 deg.
The wheel guard enclosure should cover most of the wheel the spindle and the wheel mounting hardware.
Bench grinders are mounted to a bench or tabletop while pedestal grinders are mounted to the floor on a pedestal.
This exposure shall begin at a point not more than 65 deg.
Above the horizontal plane of the wheel spindle.