New and emerging techniologies

Question 1

What are the advantages of CAD

Answer 1

Extremely accurate
Easy to modify an existing design
Storage space is reduced
Designs can be exported to CAM equipment for manufacture

Question 2

What are the disadvantages of CAD

Answer 2

Some CAD packages can be expensive
Some designers aren’t familiar with it - regularly must update their skills

Question 3

What are the advantages of CAM

Answer 3

Complex shapes can be easily produced
It’s consistent
Greater level of efficiency

Question 4

What are the disadvantages of CAM

Answer 4

Initial set up cost can be high
Operators must be trained to use the equipment

Question 5

Define lean manufacturing

Answer 5

An approach that aims to make products in the most effective and efficient way possible, e.g. eliminating all forms of waste

Question 6

Define Just In Time production (JIT)

Answer 6

Supplies are delivered when they are needed

Question 7

Define Flexible Manufacturing Systems (FMS)

Answer 7

React in the event of predicted or unpredicted change , e.g. the need for the system to be changed

Question 8

What is the difference between technology push and market pull

Answer 8

Technology push - new products are produced because of new materials or production methods
Market pull - new products are developed because of market forces