Impact of ICT on product development Flashcards
1
Q
What can jigs and fixtures reduce?
A
Time required to load parts into the machine
help to improve the accuracy of machinery
2
Q
What is a jig?
A
A work holding or positioning a device that is not fixed onto machine bed
3
Q
What is a fixture?
A
A work holding or positioning device that is fixed to machine bed
4
Q
What is Numerical Control (NC)?
A
Using numerical data to control a machine by electronic means
5
Q
Advantages of CNC?
A
Accuracy and speed of machines improved
greater accuracy than skilled human operators
6
Q
Disadvantage of CNC
A
Cost more than manual verisons
need to be programmed
7
Q
What do CNC use?
A
Numerical data to control a machine
