Table of Contents
What is the purpose of guarding?
The purpose of machine guarding is to protect the machine operator and other employees in the work area from hazards created during the machine’s normal operation. This would include hazards of concern such as: ingoing nip points, rotating parts, reciprocating, transversing, and/or flying chips & sparks.
What do Guards do to protect the worker?
Guards provide physical barriers that prevent access to dangerous areas. Safeguarding devices either prevent or detect operator contact with the point of operation or stop potentially hazardous machine motion if any part of a worker’s body is within the hazardous portion of the machine.
What are machine safeguarding requirements?
Machine safeguards must meet these minimum general requirements:
- Prevent contact: The safeguard must prevent hands, arms or any other part of a worker’s body from contacting dangerous moving parts.
- Be secure: Workers should not be able to easily remove or tamper with the safeguard.
What types of moving parts need guarding?
The following are some examples of machines requiring point of operation guarding:
- Guillotine cutters.
- Shears.
- Alligator shears.
- Power presses.
- Milling machines.
- Power saws.
- Jointers.
- Portable power tools.
What are the 4 types of machine guards?
Types of Machine Guards
- Fixed guards.
- Interlocking guards.
- Adjustable guards.
- Self-adjusting guards.
What are the two types of safeguarding methods?
Primary Safeguarding Methods Two primary methods are used to safeguard machines: guards and some types of safeguarding devices.
What is nip or pinch point?
A pinch point or nip point is any point at which it is possible for a person or part of a person’s body to be caught between moving parts of a machine or between the moving and stationary parts of a machine or between material and any part of the machine.
What are the basic principles of machine guarding?
Guarding by fixed physical barriers that are mounted on or around a machine to prevent access to the moving parts. Guarding by means of a locked fence or rail enclosure which restricts access to the machine except by authorized personnel. Enclosures must be a minimum I m (42 in) away from the dangerous part of the machine.
What does it mean to have guiding principles?
Guiding principles are normally found in company’s descriptions. They are also called core values or moral standards. The term “guiding” refers to the fact that these values are established to lead the organization in any situation it might face. They are essential in decision-making processes,…
What is the definition of point of Operation Guard?
A guard for that part is known as the point of operation guard. Guarding by fixed physical barriers that are mounted on or around a machine to prevent access to the moving parts. Guarding by means of a locked fence or rail enclosure which restricts access to the machine except by authorized personnel.
What are the characteristics of an interlocked guard?
As a general rule, power transmission apparatus is best protected by fixed guards that enclose the danger areas. Interlocked Guard Characteristics: When this type of guard is opened/removed: – The tripping mechanism and/or power automatically shuts off or disengages.