Chop Saws Also known as miter saws and drop saws Used for straight and angle cuts in timber and...
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Transcript of Chop Saws Also known as miter saws and drop saws Used for straight and angle cuts in timber and...
Chop Saws
• Also known as miter saws and drop saws
• Used for straight and angle cuts in timber and metal
• Used in framing and finished carpentry
Parts of the Chop Saw
• Fence• Guard• Blade• Dust Bag• Motor• Trigger
Chop Saw Blades
• Large– 10”, 12” and 14” sizes
• Material specificIdeal for Ceramic Tile, Porcelain, and Slate
Cuts wood and plastic
Cuts Metal
Safety Concerns
• Zero chop saw related deaths• Hand and finger cuts• Approximately 52,000 people
nationwide injured by stationary power saws in 2001
• 83% of injuries to fingers• 5% result in hospitalization
Statistics not chop saw exclusivehttp://www.cpsc.gov/LIBRARY/FOIA/FOIA03/os/powersaw.pdf
Safety Concerns• 98% of injuries occur to operator• Other injuries include matter in eyes, ear
injuries, and flying objects
• Awkwardness for left handed operators can result in injury
OSHA
• Must use guards on power tools as intended by manufacturer
• Operator must wear personal protective equipment
• No regulations specifically regarding chop saws
Safe Work Practices
• Work at a comfortable level• Bolt to work bench to ensure stable and
level working platform• Do not use saw on the floor• Do not cut small pieces as they may
catch in blade• Keep cords clear as they may
be a tripping hazard
Safe Work Practices
• Operators should always wear safety glasses under a full face shield.
• Gloves, loose clothing, jewelry, or any dangling objects including long hair should not be worn as they may catch in the rotating parts of the saw.
Safe Work Practices
• Use only the recommended RPM and sizes of blades.
• Regularly check and tighten the blade and the blade-attachment mechanism.
• Use ring test for blade continuity– If it rings clear then blade is free of cracks
Safe Work Practices
• All guards must be in place and operating. • Unplug power when making repairs. • Clean the lower guard frequently to help
visibility and movement.
Safe Work Practices
• Check cutting stock for nails and impurities– Nails may damage blade– Impurities may cause stock to splinter or shatter
• Always wear proper ear protection, especially when cutting metal, as it is very loud
• Metal also makes a lot of sparks so proper arm protection is needed
Safe Work Practices
• Hold or clamp all material securely against the fence when cutting.
• Do not perform operations freehand. • Long material should be supported at the
same height as the saw table. • Never place hands or fingers in the path of
the blade or reach in back of the fence.
Safe Work Practices
• NEVER CROSS HANDS!!!• Do not hold short end of cutting stock• Reset miter if the angle requires
Final Tips
• Know your equipment• Wear proper protection• Keep hands clear• Look like this guy…
but with safety glasses
References
• For more online safety tips visit www.tru.ca/hsafety/workinglearningsafely/work/chopsaw.html
• Video: www.expertvillage.com/videos/chop-saw-beginner-safety-tips.htm