A.I.T. 2019 Flashcards
What feature on a CNC machining turning centre will automatically produce G-code?
A conversational control
What is the Y value when using the polar coordinate system?
Angle
In absolute, using the rotary axis, if moving from 270degrees to 180 degrees, what is the movements value?
-90 degrees.
What is a ‘Family of parts’?
Parts that are similar in size and shape.
Which best describes a manufacturing cell?
2 turning centers with a robotic arm in between to exchange parts.
What are the end point coordinates for a 180 degree arc that starts at X .5? and Y0? Cutter is an inch diameter.
X-1.5 Y 0
How to hold a piece with external threads?
Split threaded guide sleeve.
What would you use to check the profile of a gear tooth?
Optical comparator.
How to hold a thin walled ring in lathe?
Mandrel or pie jaws, not sure yet.
Which material is porous and clogs when polished?
Sintered bronze
Which bearing has an easily separated outer race and used for high radial and thrust loads?
Unsure yet.
Which are 2 of the 5 Macro b categories?
Part families and user created canned cycles.
