325 Flashcards
The jaws of a 3-jaw universal chuck close and open
In unison
The jaws of a 4-jaw independent chuck
Are designed to grasp large or odd-shaped work
Can be reversed
Operate separately
All of the above
The quickest and most convenient chuck to set up on a lathe is the
Three-jaw universal chuck
The size of a chuck is designated by its
Diameter
Before mounting a chuck, always place a board across the
Ways
When you install a chuck on the spindle, you should never use
Power from the lathe
A chuck-mounted workpiece must be centered, with the work axis parallel to the lathe’s
Centerline
An exact reference for centering oddly shaped workpieces in a chuck is the
Dead center
The type of work that can be held in a collet chuck is limited to
Small diameter workpieces
A mandrel is mounted in the lathe
Between centers
Facing a workpiece gives it square ends and a
Reference surface
Which angle is the most important on a facing tool?
Side rake
When facing, you should set the tool on the workpiece’s
Centerline
When facing a large area on a workpiece, use the
Automatic feed
The rough cut is intended to remove material from the workpiece
Quickly
The roughing cut should leave enough material for a
Finishing cut
A rough turning tool does NOT make a good
Finish cut
The proper use of cutting fluids allows you to increase
Cutting speed
Depth of cut
Time savings
All of the above
The characteristic that makes a finishing tool differ from a roughing tool is its
Rounded point
A trial finish cut is just like a trial rough cut except that you are looking primarily for
Surface finish quality