Automation System Design

Which item best describes a CAM technology ?

• Numerical Control

• Drafting

• Documentation

• Geometric modeling

The linking of PC's with a communication system is referred to as

• workstations

• streaming

• networking

• None of the above

Vision sensors

• will remain very costly

• can not improve much in the next decade

• will more closely match the capabilities of the human eye

• All of the above

Over the last ten years, productivity has risen most rapidly in

• Italy

• Japan

• France

• United States

Compare to humans, machines:

• can make more complex decisions based on unexpected circumstances

• can work in harsher environments

• make fewer errors

• (a) and (c)

The depth that the tool is plunged into the surface is called as

• feed

• depth of cut

• depth of tool

• working depth

Feed is measured in units of

• length/revolution

• degree/revolution

• length

• velocity

CNC machining centres do not include operations like

• milling

• boring

• welding

• tapping

In CNC systems multiple microprocessors and programmable logic controllers work

• in parallel

• in series

• one after the other

• for 80% of the total machining time

Which of the following is not the advantage of CNC machines?

• Higher flexibility

• Improved quality

• Reduced scrap rate

• Improved strength of the components