NIMS Flashcards
The safest way to remove chips form a lathe or milling machine is to use a
Brush
Small chips left on the spindle nose of the lathe should be cleaned to avoid
Run out on work holding devices
Grease guns are used to insert grease into
zerk fittings on machine tools
to lubricate the ways of a lathe, the gibs of a mill, or the cross slide of a grinder:
use lubricant found in central lubricating systems (“one shots”)
If a vertical mill table is loose and has side play, the best solution to alleviate side play is to :
Tighten the taper gib adjustment
A machinist wants to find the proper type of lubrications, schedule and recommended mainenance practices for the headstock of a lathe. the best source to find this info is :
preventatitve maintenance schedule and machine manual
general maintenance information for machine tools and machine work area can be found
in a general maintenance manual
pinning refers to
loading the file with metal chips
files should be stored
in a toolbox seperated for eachother
the best way to clean the chips out of a file is to use
file card
what is the most common injury the may occur during a filing operation
being stabbed with the tang
the best lubricant to prevent wear and increase cutting effficiency for tapping common steels is
sulfur base oil
the process plan specifies tooling to be used by indicating
tolerances on dimensions
a reaming operation produces finish tears. the cause of the tears is
a reamer with worn tip
what is the gage block height for an angle of 9 degrees on a 10 inch sine plate
sine(angle) X gage block stack
Sine 9 X 10 = 1.5643
the process of displacing air between gage blocks for accurate measurments is called
wringing