What is the function of a wheel guard on a bench grinder?

What is the function of a wheel guard on a bench grinder?

The wheel guards serve to intercept the fragments of an exploding wheel, keeping them from killing people or damaging surroundings. This is why running a grinder without the guards is prohibited.

Should you use excessive pressure when working on the bench grinder?

Do not use excessive force to tighten the nut of the wheel. The force can crack the wheel. Do not grind wood, plastics and non-iron metals on ordinary wheels. Do not leave grinding wheels standing in liquids.

What is the maximum gap between a bench grinder grinding wheel?

1/6 inch
The grinder tool rest gap is not larger than 1/6 inch. No chips, cracks or breaks are present.

Why does my bench grinder vibrate so much?

If the flanges that are located on each side of the grinding wheel are worn out or warped in your bench grinder it can cause the grinder to have bad vibrations. Replace the flanges to fix this problem. If the shaft in your bench grinder is bent, it can make odd noises and vibrate excessively.

How do you balance a grinder wheel?

Mount a wheel on the arbor shaft and secure with the washer & arbor nut (do not over tighten the nut on the arbor, it can induce wobble). Spin the wheel slowly by hand. Notice the amount of side to side wobble. If it looks minimal, turn on the grinder and observe the side to side wobble at high speed.

What is a Type 1 grinding wheel?

Type 1 Wheel – A thick disc shaped wheel intended for grinding on its periphery as in bench grinders or straight grinders. Type 29 Wheel – A saucer/center depressed shaped wheel intended for grinding on the face of the wheel used with angle grinders fitted with the appropriate guard.

How far should you set the work rest on a bench grinder?

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 do I remove the blade from my Dewalt angle grinder?

How to Change a Dewalt Grinder Blade

1. Unplug the Dewalt grinder power cord from the outlet.
2. Turn the nut securing the wheel to the spindle counterclockwise with the supplied wrench that came with the grinder.
3. Pull the old wheel and the backer plate off the stem of the grinder.

Why do bench grinder wheels not tighten the same way?

Bench grinders can throw anyone for a loop. It can be confusing when you go to tighten the nuts and wheels on a bench grinder. That is because their nuts and wheels do not tighten in the same way. Most bench grinders have two different directions their nuts and wheels tighten.

How can I tighten the nuts on my bench grinder?

The first key to tightening the nuts on a bench grinder is to make sure you know which nut turns in which direction. The other key is to make sure the nuts are not much tighter than hand tight when you are done. If you overtighten the nut, you can cause damage to your grinder wheels.

How do you spin a bench grinder wheel?

Spin the wheel with your hand. If the wheel moves freely then there is still enough room for the wheel to move freely on the sleeve. Step 3. attach the wheel firmly to the spindle with the flanges. Only go finger tight and do not over-tighten. Spin the wheel with your hand again.

When to check the balance of a bench grinder?

If there are no vibrations or a very minimal amount, then the wheels are balanced. Balanced grinder wheels are very important to every bench grinder user. You should check their balance on a regular basis to make sure all users can use the bench grinder safely.