How far should the tool rest be from the grinder?
Ensure all the guards are in place and secure before using a grinder. Adjust tool rests to within 3 mm (1/8 in.)
What height should a bench grinder be?
Measure from your elbow to the floor will be comfortable height. About 46 inches for the average person From the floor to the center of the grinder shaft.
What is the maximum clearance between a work rest and a grinding wheel?
one-eighth inch
Work rests shall be kept adjusted closely to the wheel with a maximum opening of one-eighth inch to prevent the work from being jammed between the wheel and the rest, which may cause wheel breakage.
Is the tool rest on a grinder adjustable?
A base mounted beneath each grinding wheel supports a 3/4″-square steel tube arm. The adjustable arms hold a tool rest on one wheel and a unique design for sharpening longer tools on the other.
How far away should the tool rest be from the grinding wheel for safety and why?
1/8-inch
OSHA specifies that work-rests be kept adjusted to within 1/8-inch of the wheel to prevent the workpiece from being jammed between the wheel and the rest, resulting in potential wheel breakage.
How far is the guard allowed to be from the grinding wheel?
Because the safety guard is designed to restrain the pieces of a shattered grinding wheel, the distance between the safety guard and the opening at the top of the wheel must not be more than 1⁄4-inch.
What is the maximum distance allowed between a tool rest and abrasive wheels?
1⁄8-inch
An adjustable work rest must also be installed and adjusted to maintain a maximum clearance of 1⁄8-inch between it and the wheel. This prevents the operator’s hands or the work from being jammed between the wheel and the rest.
Are guards required on grinders?
Power. All grinding machines shall be supplied with sufficient power to maintain the spindle speed at safe levels under all conditions of normal operation. Guarding. Grinding machines shall be equipped with safety guards in conformance with the requirements of American National Standards Institute, B7.
Why do bench grinders have 2 wheels?
Bench grinders come with two wheels that can be used for multiple purposes. The first wheel is usually designed for fine sharpening and precision work, while the other wheel is used for rough shaping. These can be easily swapped out for different wheel configurations according to the user’s needs.
How close to the grinding stone face should the tool rest be adjusted?
OSHA specifies that work-rests be kept adjusted to within 1/8-inch of the wheel to prevent the workpiece from being jammed between the wheel and the rest, resulting in potential wheel breakage.
Can you use a grinder without a guard?
Wheel guards serve to deflect sparks and debris away from users, and to shield and protect them from abrasive cutting and grinding wheels, which can cause serious damage if (when) they fail and fly off. OSHA regulations require the use of guarding on angle grinders.
When grinding the operator should not stand?
Do not stand in direct line with the grinding wheel when using the grinder. Stand to the side so that if a piece of the grinder wheel is thrown off it will not hit you. 5.