Machines & Nomenclature Cutting Formulas Cutting Tools Safety Misc. 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500

Machines & Nomenclature 100 When turning work between centers, the work is held securely by a _____?

Machines & Nomenclature 100 LATHE DOG

Machines & Nomenclature 200 The tool post is mounted on the top part of the carriage called the ___?

Machines & Nomenclature 200 Compound Slide

Machines & Nomenclature 300 One main part of the lathe is located below the head stock and is like the transmission of a car, and is called the______?

Machines & Nomenclature 300 QUICK-CHANGE GEARBOX

Machines & Nomenclature 400 Name the two basic types of milling machines.

Machines & Nomenclature 400 VERTICAL & HORIZONTAL

Machines & Nomenclature 500 Name the three main parts of a lathe carriage.

Machines & Nomenclature 500 1. Crosslide 2. Saddle 3. Apron

What is the formula for calculating tap-drill sizes? Cutting Formulas 100 What is the formula for calculating tap-drill sizes?

D-P =TD (Diameter – Pitch) Cutting Formulas 100 D-P =TD (Diameter – Pitch)

What is the formula used for calculating RPMs? Cutting Formulas 200 What is the formula used for calculating RPMs?

Cutting Formulas 200 4 x CS P

Compute the tap drill size for a 3/8-16 tap. Cutting Formulas 300 Compute the tap drill size for a 3/8-16 tap.

Cutting Formulas 300 0.312 or 5/16

Cutting Formulas 400 What is the calculated RPMs for a 75mm diameter, H.S.S. cutter, machining tool steel?

Cutting Formulas 400 68 RPMs

Cutting Formulas 500 Using a 0.013 chip/tooth and 17mm, 4-flute, HSS cutter, calculate the feed/min if you were to machine tool steel.

Cutting Formulas 500 15.5 in/min

Name three basic qualities of any cutting tool. Cutting Tools 100 Name three basic qualities of any cutting tool.

1) Hardness 2) resistance to heat 3) resistance to shock Cutting Tools 100 1) Hardness 2) resistance to heat 3) resistance to shock

During the cutting process heat is created by _____? Cutting Tools 200 During the cutting process heat is created by _____?

Cutting Tools 200 FRICTION

What type of milling cutter utilizes a single point cutting tool? Cutting Tools 300 What type of milling cutter utilizes a single point cutting tool?

Cutting Tools 300 FLY CUTTER

Cutting Tools 400 Other than increased chip clearance, the major advantage of a two-flute end mill is its ability to ______?

Cutting Tools 400 PLUNGE CUT

What is the most common included angle found on drills? Cutting Tools 500 What is the most common included angle found on drills?

Cutting Tools 500 118 deg.

Never use your hands or a _____ to remove chips. Safety 100 Never use your hands or a _____ to remove chips.

Safety 100 RAG

Never use ______ to slow down a machine chuck. Safety 200 Never use ______ to slow down a machine chuck.

Safety 200 Your Hands

Name three things that must not be worn while operating the machine. Safety 300 Name three things that must not be worn while operating the machine.

Jewelry, watches, rings, long sleeves Safety 300 Jewelry, watches, rings, long sleeves

Name three types of eye protection. Safety 400 Name three types of eye protection.

1) Safety Glasses 2) Safety Goggles 3) Face Shield

Safety 500 What term is commonly used to describe the possible result of stock sticking to far out of the headstock?

Safety 500 WHIPPING

What is the name of the taper found in the v-mill spindle? Misc. 100 What is the name of the taper found in the v-mill spindle?

Misc. 100 R-8 Taper

Name three types of cutting fluids. Misc. 200 Name three types of cutting fluids.

1) mineral oil 2) emulsifiable oil 3) semi-chemical Misc. 200 1) mineral oil 2) emulsifiable oil 3) semi-chemical

How far and in what direction must the tailstock be moved? Misc. 300 After a trial cut, the readings on the work-piece indicate that your part is 0.010” larger at the tailstock end. How far and in what direction must the tailstock be moved?

0.005” towards the cutting tool Misc. 300 0.005” towards the cutting tool

Misc. 400 In a diametric lathe, how far must the cross-slide dial be turned to create a groove that is 0.125” deep?

Misc. 400 0.250”

Using a 5” sine bar, calculate the gage block stack for 31deg. Misc. 500 Using a 5” sine bar, calculate the gage block stack for 31deg.

Misc. 500 2.575”