Shop Safety and Engineering Drawings (Week 1)

Question 1

When do you need to wear safety glasses?

Answer 1

Always

Question 2

What should you do before starting to cut?

Answer 2

Be sure the work and cutter are mounted securely before taking a cut.

Question 3

Where should the table be when setting up work?

Answer 3

When setting up work, move a table as far as possible from the cutter to avoid cutting your hands.

Question 4

Can you mount, measure, or adjust the work while the cutter is spinning?

Answer 4

Never attempt to mount, measure, or adjust work until the cutter completely stopped.

Question 5

Chips should be removed using a ______/______

Answer 5

Brush/Chip Hook

Question 6

Can you support a work piece by hand?

Answer 6

No.

Question 7

What should you check before using a twist drill?

Answer 7

Make sure that the twist drill runs straight before starting the drill.

Question 8

Where should you never place tools?

Answer 8

Never place tools on the machine table.

Question 9

Does the floor need to be clean?

Answer 9

Yes, keep floor around machine free from chips, oil, and cutting fluid.

Question 10

What are the main two categories of best practices can machine shop safety be divided into?

Answer 10

Cleanliness and Awareness

Question 11

Before using any machine in the shop what should you know to do?

Answer 11

Safely operate the machine and shut it off.

Question 12

What kind of clothing is appropriate?

Answer 12

Don’t wear any loose-fitting clothes.

Remove all jewelry (finger rings, earrings, bracelets, necklaces, watches, etc.)

Question 13

What should be done about long hair?

Answer 13

Tie back and confine long hair.

Question 14

What needs to be done with the Lathe Chuck Key / Chuck Wrench after using it?

Answer 14

Remove the Lathe chuck key / chuck wrench after you finish.

Question 15

What is an assembly drawing and why do we need them?

Answer 15

An assembly drawing is a drawing of an entire machine or system with all of its components located and identified.

We need to know how to put the machine together.

Question 16

What are Fasteners?

Answer 16

Fasteners are hardware devices that mechanically join objects together and can include bolts, screws, nails, and more.

Question 17

What is a Sectional View?

Answer 17

A sectional view or section looks inside an object.

Sections are used to clarify the interior construction of a part that can not be clearly described by hidden lines in exterior views.

By taking an imaginary cut through the object and removing a portion, the inside features may be seen more clearly.

Question 18

What is Tolerance?

Answer 18

A tolerance is an acceptable amount of dimensional variation that will still allow an object to function correctly.

Question 19

What are 3 types of fits?

Answer 19

1. Clearance Fits
2. Force Fits
3. Transition Fit

Question 20

What is Clearance Fit?

Answer 20

Designed where parts need to slide or rotate.

A clearance exists between assembled parts under all tolerance conditions

Question 21

What is Force Fit?

Answer 21

Where parts need to be joined as one part.

Interference exists between assembled parts under all tolerance conditions.

Question 22

What is a Transition Fit?

Answer 22

Either a clearance or interference exists between parts.

Question 23

What is Screw Thread?

Answer 23

A ridge of uniform section in the form of a helix.

Question 24

Spilled liquids such as water, lacquer, and stain must be cleaned up immediately because of
A. It makes the shop dirty.
B. Some liquids can cause a fire
C. They can cause a person to slip and fall.
D. All of the above.

Answer 24

D. All of the above.

Question 25

When unsure how to use a machine, ask:
A. The instructor.
B. Your best friend.
C. Another teacher.
D. Just try to figure it out on your own.

Answer 25

A. The instructor.

Question 26

Broken tools or machinery should be reported immediately to:
A. The principal.
B. The custodian.
C. The students.
D. The instructor.

Answer 26

D. The instructor.

Question 27

If you are in contact with water, and an electric wire or cord is nearby:
A. You are safe as long as you don’t move.
B. You should try to dry up the water with oily shop rags.
C. Move the cord as fast as you can.
D. Immediately step away from the water and come notify the instructor.

Answer 27

D. Immediately step away from the water and come notify the instructor.

Question 28

Running and joking around in the shop is not permitted because:
A. The shop is not big enough.
B. It might disturb other classrooms nearby.
C. It is dangerous and can cause personal injury or damage to equipment.
D. It’s okay as long as you’re having fun doing it.

Answer 28

C. It is dangerous and can cause personal injury or damage to equipment.

Question 29

Most tools are designed for a specific purpose. If they are used incorrectly, the result may be
A. Damage to the tool.
B. Damage to the project.
C. Injury to the student.
D. All of the above.

Answer 29

D. All of the above.

Question 30

If you are injured in the shop, you should.
A. Only report it if it hurts.
B. At the end of class notify the instructor.
C. Go to the health office during lunch or nutrition.
D. Notify the instructor immediately.

Answer 30

D. Notify the instructor immediately.

Question 31

To avoid injury:
A. Do not wear jewelry that can get caught in a machine, such as long necklaces, bracelets, rings, and loose wristwatches.
B. Make sure long hair is securely tied up.
C. None of the above.
D. Answer A. & B. only.

Answer 31

D. Answer A. & B. only.

Question 32

When in “shop” students must wear safety glasses:
A. Only when using large power tools.
B. Only when using small power tools.
C. All of the above.
D. Students do not have to wear safety glasses.

Answer 32

C. All of the above.

Question 33

Why is it dangerous to talk to someone using a machine?
A. Because the student is not concentrating on what he or she is doing and has an accident.
B. Because they might want to be left alone.
C. Because it will delay them in finishing what they are doing.
D. Because they might make a mistake in their project.

Answer 33

A. Because the student is not concentrating on what he or she is doing and has an accident.

Question 34

What type of shoes must be worn in the shop:
A. Tennis shoes.
B. Sandals.
C. Socks only.
D. Snow Boots.
E. None of the above

Answer 34

E. None of the above

Question 35

Students are allowed to use the ladder:
A. Only if they cannot reach something in the shop.
B. Only if they have help from another student.
C. Only if they can lift it.
D. Never.

Answer 35

D. Never.

Question 36

When walking through the shop with sharp tools, always hold the sharp end:
A. Down.
B. Up.
C. Sideways.
D. Straight ahead.

Answer 36

A. Down.

Question 37

If you are using a tool that is making a strange noise, is shaking in a strange way, has trouble turning on/off, or breaks while using it…you should.
A. Keep turning it on and off until it works correctly.
B. Turn the machine off.
C. Try to repair the machine.
D. Turn the machine off, leave your project, and come get the instructor immediately.

Answer 37

D. Turn the machine off, leave your project, and come get the instructor immediately.

Question 38

In case of an emergency, you must:
A. Push the Emergency Shut Off Switch and immediately inform the instructor.
B. Run outside yelling and screaming.
C. Pretend there is no emergency.
D. Take care of the emergency yourself.
E. Sit in the corner of the room and eat cheese.

Answer 38

A. Push the Emergency Shut Off Switch and immediately inform the instructor.