hammer: metal working
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Ms. Ritter
Hammer: Metal Working
Have you used a hammer before?
What did you use it for ?
What did it look like?Shape SizeWeight
Hammers
Demonstrate accurate safety techniques in the lab with 100% accuracy.
Identify the parts and different types of hammers with 80% accuracy.
Demonstrate proper use of a hammer in the lab with 100% accuracy.
Objectives
Why should we know about the different types and uses of hammers?
Why should we know how to pick a good quality hammer?
Why should we know the different parts of a hammer?
Why should we know the correct safety procedures for hammers?
Reasons to Learn
How do you pick a good quality hammer?
What are the different types of hammers?
What are the different uses of hammers?
What are the different parts of a hammer?
Questions to Answer
WEAR SAFETY GLASSESMake sure handle of hammer fits tightly on head.
Use the right hammer for the job.
Replace loose or cracked handles.Discard if the head becomes damaged (cracked,
chipped, or mushroomed).
Always strike surface squarely.
Safety
Driving Tool- tool used to move another tool or object.
Rely on weight and speed (leverage)to provide force (work) to move an object when hit.
A hammer is an extension of your arm.
Hammer
Hammer Anatomy
http://www.props.eric-hart.com/tools/hammer-time/
Ball Peen Hammer
Straight Peen Hammer
Cross Peen Hammer
Blacksmiths Hammer
Engineer/Hand Drilling Hammer
Body Hammer
Types of Hammers (Metal)
Ball/ Straight/Cross Peen HammerFocus direction of
metal flow.
Each peen has its own affect on movement.
Blacksmiths HammerMultiple types of
hammers used for the specific use of manipulating metal with heat and force.
Engineer Hammer/ Drilling Hammer
Baby sledge hammer
A tool used for heavy hammering or demolition work.
Body HammerUsed mostly in auto
detailing work with sheet metal. Can be used to get dents out or shape.
Used in conjunction with hand anvil.
Balance face to face. Not trying to twist in hand.
HandlesHickory- strongest woodFiberglass- non-slip grip pvc moldedSolid Steel- air cushion grip
Think about tiring and vibrations.Assembly (head/handle)
Wood wedgesSteel wedges
Selecting a Quality Hammer
ITS HAMMER TIME!!!
Agriculture Mechanics Fundamentals and Application 2nd Ed. Cooper pg. 54
http://www.props.eric-hart.com/tools/
hammer-time/
http://www.hammernet.com/romance.htm
http://en.wikipedia.org/wiki/Hammer
RESOURCES
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