Copyright © by NCCER, Published by Pearson Education, Inc. Core Curriculum Module 00104-09 National...
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Copyright © by NCCER, Published by Pearson Education, Inc. Core Curriculum Module 00104-09 National Center for Construction Education and Research Slide 1 Introduction to Power Tools Module 00104-09
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Transcript of Copyright © by NCCER, Published by Pearson Education, Inc. Core Curriculum Module 00104-09 National...
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 1
Introduction to Power ToolsModule 00104-09
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 2 Objectives
1. Identify power tools commonly used in the construction trades.2. Use power tools safely.3. Explain how to maintain power tools properly.
Upon completion of this module, you will be able to:
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 3 Performance Tasks
1. Safely and properly use three of the following tools:
• Safely and properly operate an electric drill.• Safely and properly operate a circular saw.• Safely and properly operate a SawZall®.• Safely and properly operate a pneumatic power nailer.
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 4
This module introduces three types of power tools: electric, pneumatic, and hydraulic.
WARNING: If you have not completed the “BASIC SAFETY” module, stop here! You must complete the Basic Safety module first. Also, you must wear appropriate personal protective equipment when you operate any power tool or when you are near someone else who is operating a power tool.
One of the most important rules about working with power tools is to always disconnect the power source for any tool before you replace parts such as bits, blades, or discs.
Never activate the trigger lock on any power tool.
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 5
Types of Power Drills:
• Electric drills• Cordless drills• Hammer drills• Electromagnetic drills• Pneumatic drills• Electric screwdrivers
An example of an A/C power source is a wall receptacle.
To protect from electric shock, power tools should only be used with a GFCI
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 6 Figure 1 – Parts of the power drill
Keep a drills air vents clear with a small stick or brush.
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 7 Figure 2 – Drill bits
Drill wood and plastic at lower speeds or to drill metal at a lower speed.
Is used on wood and is particularly good for drilling a flat bottomed hole.
Is used for drilling holes in wood.
A masonry bit has a carbide tip and is used to drill holes in concrete, stone, slate, and ceramic.
The auger bit is used to drill holes in wood and other soft materials. It cannot be used on metal!
Drill bits are held in place by chucks.
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 8
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 9 Figure 3 – Chuck key
WARNING: Always remember to remove the key from the chuck! Otherwise, when you start the drill, the key could injure you or a co-worker.
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 10 Figure 4 – Proper drill use
• Before you start drilling, make sure the drill is tightened in the chuck.
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 11 Figure 5 – Cordless drill
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 12 Figure 6 – Loading the bit on a cordless drill
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 13 Figure 7 – Hammer drill
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 14 Figure 9 – Proper use of a hammer drill
• When using a power drill, proper ground fault protection will prevent electric shock
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 15
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 16 Figure 10 – Electromagnetic drill
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 17
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 18 Figure 11 – Pneumatic drill
• A pneumatic drill is used when there is no source of electricity.
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 19 Figure 12 – Proper use of a pneumatic drill
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 20 Figure 13 – Circular saw
• Before you plug ANY saw into a power source, make sure the power switch is in the OFF position.
• Never use a circular saw without an upper guard because the guard protects you from touching the blade.
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 21
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 22 Figure 15 – Saber saws
• Saws with fine blades that are excellent for delicate and intricate cutting are called saber saws.
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 23
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 24 Figure 17 – Reciprocating saw
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 25 Figure 19 – Portable handheld bandsaw
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 26 Figure 20 – Proper use of a portable bandsaw
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 27 Figure 21 – Miter saws
• A power miter saw combines a miter box with a circular saw.
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 28 Figure 22 – Abrasive cutoff saw
Copyright © by NCCER,Published by Pearson Education, Inc.
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National Center for Construction Education and
Research
Slide 29
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 30 Figure 23 – Angle grinders
• An angle grinder is used to grind hard, heavy materials
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 31 Figure 24 – End grinder
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 32
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
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Slide 33 Figure 25 – Detail grinder and points
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Core CurriculumModule 00104-09
National Center for Construction Education and
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Slide 34 Figure 26 – Bench grinder
• The tool rest on a bench grinder should be positioned 1/8” from the wheel.
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 35
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 36
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 37
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 38 Figure 28 – Pneumatic nailer
• Some manufacturers suggest that each time you use a pneumatic nailer, the air inlet needs a few drops of oil.
• If a pneumatic nailer is not firing properly, before you attempt repairs, you must disconnect the air hose.
• The first step when using a pneumatically powered nailer is to read the manufacturer’s instructions.
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 39
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 40
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 41 Figure 30 – Powder-actuated fastening system
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 42
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 43
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 44 Figure 31 – Air impact wrench
• When using an air wrench, keep your body stance balanced.
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 45 Figure 32 – Typical demolition tools and attachments
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 46 Figure 32 – Typical demolition tools and attachments
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 47 Figure 33 – Portable hydraulic jack
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 48 Figure 34 – Porta-Power®
• A Porta Power is an example of a hydraulic tool.
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 49
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 50 Supplemental Art
Copyright © by NCCER,Published by Pearson Education, Inc.
Core CurriculumModule 00104-09
National Center for Construction Education and
Research
Slide 51 Supplemental Art
