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