72) What is the purpose of back gear unit in cone pulley headstock of a lathe?
Answer is:
To get reduced spindle speed
Related Lathe Accessories MCQ with Answers
Answer is:
Left hand square
Answer is:
To turn larger diameter work
Explanation:
Gap or extension-type lathes are similar to toolroom lathes except that gap lathes can be adjusted to machine larger diameter and longer workplaces The operator can increase the swing by moving the bed a distance from the headstock, which is usually one or two feet.
In a gap bed lathe, the gap is provided just below the nose of the headstock spindle.
Answer is:
