4. There are many different gears in this tool. Find a gear model that is made using Powdered Metal.

a. Briefly list the necessary functions and characteristics of the part.

b.

This part is made using the manufacturing process Powdered Metal Manufacturing. How does this

manufacturing process fulfill each of the functions listed above?

5.

c.

How did you know this part was made using Powdered Metal?

d. The engineers at DeWALT designed this part with Powdered Metal in mind. Look at the provided 2D and 3D

models. Where can you see evidence that Design for Manufacturing guidelines were followed? Specifically

look for:

i.

ii.

111.

iv.

Material selection (including the base material, and any additional material impregnation)

PM Chamfer

N530050 Detent Washer

a. Briefly list the necessary functions and characteristics of the part.

b.

This part is made using the manufacturing process Sheet Metal Stamping/Bending. How does this

manufacturing process fulfill each of the functions listed above?

i.

ii.

Uniform cross section for even compaction

Draft angles (are the draft angle requirements different for PM, and why is that important for this

particular part?)

c.

The engineers at DeWALT designed this part with Sheet Metal in mind. Look at the provided 2D and 3D

models. Where can you see evidence that Design for Manufacturing guidelines were followed? Specifically

look for:

111.

Material thickness

Hole location and sizing (look up specific requirements for holes in relation to material thickness)

Bend radii (look up specific requirements for bends in relation to material thickness)