What are the safety rules when using a bench grinder?
What safety procedures should you follow when using bench and pedestal grinders?
- Fasten pedestal and bench grinders on a solid surface securely.
- Ensure all the guards are in place and secure before using a grinder.
- Adjust tool rests to within 3 mm (1/8 in.)
- Maintain 6 mm (1/4 in.)
When it comes to operating a bench grinder which of the following guarding tips is a true statement?
Always wear safety glasses or eye shields when operating the grinder. Eye shields attached to the grinders do not provide adequate eye protection for the bench or pedestal grinders. Only one student is permitted in the grinder operator’s zone.
When using grinders You should never grind on the?
For a Type 27 grinding wheel, place the guard between the wheel and the operator, never grind on the top, and never use excessive side pressure or bump the wheel. The storage and rotation of grinding wheels can and should be incorporated into a regularly scheduled maintenance program.
Do bench grinders have to be mounted?
Do make sure your bench and pedestal grinder is permanently mounted. It should not move or fall over during use.
Why is an eye shield mounted on a bench grinder?
The present invention relates to safety shields adapted for use on bench grinders and the like and has for an object the provision of an improved shield which will effectively protect the eyes of the operator from injury by flying abrasive particles and bits of metal.
What materials Cannot be ground on a grinding wheel?
Don’t jam the work into the wheel. Don’t grind material for which the wheel is not designed. Do not grind/sand wood, plastic, or any other non-metallic materials.
Why you should never use grinding wheels on aluminum?
In particular, the big no-no with grinders is aluminum. Aluminum melts easily, and if you were to try to grind down aluminum, it would start to melt and the aluminum would coat the wheel. But this will only cause more friction and heat up the wheel faster. If the wheel heats up enough, it can explode.
What happens when you grind aluminum on a bench grinder?
What do you need to know about a bench grinder?
In addition to the visual inspection, “Ring Test” all wheels before mounting on the bench grinder. One method of grinding wheel inspection is called ring testing. OSHA, ANSI and the grinding wheel manufacturers require this method of grinding wheel inspection. It must be performed BEFORE the wheel is mounted on a grinding machine.
What are the OSHA standards for bench grinders?
LCS 1005 (7-2014) 1. Bench Grinder Safety. The OSHA standard for grinders,OSHA 29 CFR 1910.215, is one of the most frequently cited violations issued during OSHA machine-safety inspections. Improperly adjusted work rests and tongues on bench grinders are the main reasons for the citation.
Do you need to do a risk assessment for a bench grinder?
A risk assessments for a pedestal or bench grinder always includes a core set of recognized hazards and requirements. The discussion below describes each hazard, points out the related OSHA requirements, and makes suggestions for remediation.
What should the blotter be on a bench grinder?
The answer is simple. The blotter must be equal to or greater than the machine’s mounting flanges. In other words, wheel blotters should NEVER be smaller than the machine’s mounting flanges. The grinding wheel is driven by the machine flanges.