CNC

Produce a detailed description of CNC machines to cover;

What CNC stands for.
The different types of CNC machines.

The Advantages of CNC machines;

• speed
• reliability
• continuous manufacture
• semi-skilled operators
• skilled programmers and machine setters
•  ....plus more

Disadvantages of CNC machines;

• Less suitable for 1 off production
• Reduced skill level
• Cost of machines
•  ....plus more

This may help you!

Rivets!

Produce a page of research that describes;

Solid Rivets
Pop Rivets

Mention what they are, how they're used and applied.

Due Tues 10th Feb.

Surface Finishes

Surface finishing of metals takes a variety of forms.
Produce a piece of detailed work that explains the following;

Painting
Electroplating
Galvanising (zinc)
Plastic coating
Powder coating

Your explanation needs to cover what these processes involve from surface preparation to the finished product.  You must also explain which metals are suitable for which processes and which process you would choose for your can-crusher.

Due Mon 26th Jan 2015, P2

Welding

Produce a research sheet to describe the different forms of welding that can be done.
Ideally you should begin with describing all forms of welding;
GTAW (or TIG)
GMAW (or MIG)
ARC
Gas
Spot

Describe how each works, produce a cartoon strip of a guide, to help.

Next, referring to your materials research, describe which welding system is best suited for the material you have chosen for your can crusher. For what reasons have you selected this welding system?
Due in Fri 22nd Jan P4

Steel Gauge sizes?

Produce a page of A4 that explains;

Thickness (mm)
SWG
AWG

and how these are useful when designing your can crusher.
Suggest an appropriate gauge of steel you could use.

Due Jan 20th

Can crusher experiment

Write up the can crusher experiment we did in the classroom.
Explain everything we did with reasons why, then state exactly what you learned about the crusher. How much force does it take to crush a can?
Due in 25th Nov.

Sand Casting

Watch the these two videos;
Mould Preparation
Pouring Aluminium

Using these videos to assist you, produce a production plan for your g-clamp frame in the same format as your actual frame production plan.

Ensure all corrections/updates are completed. Check here for details.

Due Monday 3rd Nov