Machine Shop Practices Lecture (MID-TERM)

- Tools, measuring, lathe machine (naming), short answers

Steel ruler

Measure tape

Measure tape (D)

roughly measure lengths from 1mm up to 10m

Vernier Caliper

Vernier Caliper (D)

Very Accurate, most measure accurately to as small as 0.02mm

Vernier height gauge

Vernier height gauge (D)

Used to measure and mark height accurately
Accurate to 0.02mm

Micrometer

Micrometer (D)

Used for very precise measurement, as small as 0.01mm

Safety in the machine shop is __________ responsibility.

everyone’s

The metric micrometer can provide readings to an accuracy of:

0.01mm

The metric vernier caliper can provide readings to an accuracy of:

0.02mm

Two/Three ways to stop the lathe machine in emergency cases

• Pressing the prominent, red Emergency Stop (E-stop) button.

• Stepping down on the foot brake pedal (located along the base of the lathe).

• Moving the spindle control lever quickly to the neutral/off position.