Machine Safety Machine Safety A series of checks

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Machine Safety

Machine Safety

Machine Safety A series of checks must be carried out prior To using whatever

Machine Safety A series of checks must be carried out prior To using whatever type of equipment. Operators of equipment have a responsibility to report faults to ensure the health and safety of other users and the efficiency of operations.

Key parts of machines 1. Point of operation: where work is performed on the

Key parts of machines 1. Point of operation: where work is performed on the material, such as cutting, shaping, boring, or forming of stock. 2. Power Transmission Device: transmits energy to the part of the machine performing the work • Includes flywheels, pulleys, belts, connecting rods, couplings, cams, spindles, chains, cranks, and gears.

Machine Safety Responsibilities Employee Responsibilities: • Do not remove guards unless machine is locked

Machine Safety Responsibilities Employee Responsibilities: • Do not remove guards unless machine is locked and tagged • Report machine guard problems to supervisors immediately • Do not operate equipment unless guards are in place and inspected prior to use

Machine and Tool Guarding GUARDS Continued: Examples of shop equipment that present hazards Bus

Machine and Tool Guarding GUARDS Continued: Examples of shop equipment that present hazards Bus Bar Bender Bus Bar shear Portable Band Saw Point of Operation Nip Point Flying Chips, Sparks, Particles Rotating Parts Drill Press Bus Bar Punch Pedestal Grinder Point of Operation Flying Chips, Sparks, Particles Nip Point

Machine “PINCH or NIP POINTS” THE TERM “PINCH POINT” OR “NIP POINT” CAN BEST

Machine “PINCH or NIP POINTS” THE TERM “PINCH POINT” OR “NIP POINT” CAN BEST BE DESCRIBED BY THE FOLLOWING STATEMENT: A POINT IN BETWEEN MOVING AND STATIONARY PARTS OF A MACHINE WHERE AN INDIVIDUAL’S BODY PARTS MAY BECOME CAUGHT, LEADING TO INJURY OR DEATH

Hazards to be Guarded • Things Guards protect against include • • • In-running

Hazards to be Guarded • Things Guards protect against include • • • In-running nip points Rotating equipment Flying chips or sparks Belts or gears Parts that impact or shear

SHOP Specific Example The shop pedestal grinder has an Adjustable shield for both wheels

SHOP Specific Example The shop pedestal grinder has an Adjustable shield for both wheels But a Pinch Point hazard still exists between the wheel surface and the “Point Of Contact” At no time should this grinder be Operated unless these guards are in place and properly adjusted over the work area. Would you go ahead and operate this grinder the way the right side Guard is positioned?

SHOP Specific Example The shop drill press has no form Of machine guarding in

SHOP Specific Example The shop drill press has no form Of machine guarding in the “Point of Contact” work area so extra safety precautions must be exercised. The top part of the press does have a protective cover in place to cover the belt and the gearing and should never be operated if this cover is removed.

SHOP Specific Example SHOP portable grinders all have Attached shrouded type shields or Guards

SHOP Specific Example SHOP portable grinders all have Attached shrouded type shields or Guards in place. At no time shall a grinder be operated With this guard missing or damaged

SHOP Specific Example Identify POTENTIAL Hazards associated with these pieces of equipment: Is there

SHOP Specific Example Identify POTENTIAL Hazards associated with these pieces of equipment: Is there Guarding in place? How can we mitigate these Hazards?

Guarding Principles • Prevent contact between hazardous moving parts and body or clothing •

Guarding Principles • Prevent contact between hazardous moving parts and body or clothing • Secure guard: not easily removed • Protect from objects falling into machinery

Removal of Guards At no time, is it acceptable to remove a ”Machine Guard”

Removal of Guards At no time, is it acceptable to remove a ”Machine Guard” OR Protective shield! Unless…The tool or machine is rendered “Out of Service” by proper LOTO Procedures for repair or service. At no time is it acceptable to operate a machine is the “Machine Guard” is not properly installed

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