SciTech Safety Test

What are the 12 safety rules?

1. Always wear PPE (ear protection) - earbuds don’t count

2. Hoodies, jacket, sweaters, and coats may not be worn while using equipment

3. Baggy shirts must be tucked in or not worn

4. Sleeves must be above elbow

5. Closed heeled/toed shoes

6. Long hair must be tied or pulled back from face

7. No jewelry

8. All modifications/adjustments must be made when equipment is unplugged/fully off

9. Only use equipment you have been trained on

10. Report injury immediately

11. All non-class related work must be pre-approved by on duty staff

12. Your hand is not a clamp- use clamps appropriately

How is the band saw structured?

Two wheels with one steel band running through them

What is a band saw used for?

Tight cuts

What is the tightest a band saw can cut?

A CD’s width

What direction does the blade rotate and through what?

Downward through guides.

Before removing material machine must be what?

Off

What can the band saw cut?

Wood and PVC

What is the primary/only adjustment made for a band saw?

Blade guard height 

How do you raise/lower band saw guard heght?

Spinning blade guard height adjustment handle

How high above your material should the guard for the band saw be?

1/8” to ¼”

What are a band saw guard’s two purposes?

Protecting your fingers from going into the saw blade

Keeping the blades cutting straight

What to do if a saw doesn’t work correctly?

Ask a shop staff member for help.

What do you do before walking away from a saw?

Wait for blade to stop

  What is this?

Scroll saw

How many scroll saw to we have?

4 (3 work)

What movement does the scroll saw blade make?

up and down 

What is a scroll saw similar to motion-wise?

A sewing machine

Always check what on a scroll saw before use?

Condition of blade and tension

What direction should teeth point on a scroll saw?

Downwards

What should you inspect blade for before using the scroll saw?

wear and bends

How do you check if a tensioned blade is taut with no movement?

Pressing with finger

What adjusts tensioning on a scroll saw

Tensioning lever

What should a new blade be tensioned to?

3.5

What should an old blade be tensioned to?

4-5

What makes the downward force special for a scroll saw?

It allows movement under saw.

What direction should material be turned for a curved cut?

Opposite of desired direction

Three types of power sanders in shop

Belt, disc, and spindle

Composition of belt sander

A pair of drums covered in a loop of sandpaper

Composition of disc sander

A large plate with a disc of sandpaper

Composition of spindle sander

A small spindle covered in sandpaper that spins and moves up and down at the same time.

What might happen if you sand the outside of a curve with the spindle sander

It will get a scalloped look

Which sander must be manually stopped?

Disc sander

Material should always be ___ to sander

In contact/braced

Never stand how above sander table?

Above

What do you use if a piece is too small on the sander?

Vise grips

Which side do you sand on for disc sander?

Down side

Should you wear gloves while sanding?

No

What way do you hold the material firmly against the table while using belt sander?

Vertically

What should do to the material as the belt on the belt sander rotates?

Move the piece up and down

Where can people not stand while using belt sander

To the side of the machine in direction of rotation

Always what when using drill press?

  Clamp material 

In what way is drill press table adjustable?

Height

What do you do to avoid tear out/drilling into table?

Place scrap underneath material

Before turning on drill press, always remove what?

Key from chuck

Where should chuck be stored

Chuck holder (NOT work area)

Don’t grab them, but always grip drill bit as close as possible to what?

Flutes

Make sure chuck key is what?

Centered

Tighten chuck with key where?

All holes

Where should drill pass through?

Hole in table or scrap material

---

When do you apply less pressure while drilling?

As you go along

What do you do if drill binds/stops?

Shut motor OFF and spin the chuck backward

What should you check on drill bit before drilling?

Check sharpness

What should you do if drilling deep holes

Periodically clear the chips and cool

Do NOT cut what with the miter saw?

Aluminum

What length/condition cuts does the miter/chop saw make?

Short, straight cuts

What two special cuts can the miter saw make?

Beveled and mitered

What does mitered mean

Cutting an angle across material

What does beveled mean

Cutting at an angle

What must you do before making a bevel cut?

Consult instructor

What do you use to adjust miter saw?

angle lever

How far should you hold material from miter bland?

6” away

Which hand holds material on miter saw?

Left

Which hand pulls material forward on miter saw?

Right

How to start miter saw?

Pull trigger and press button simultaneously

What do you when done cutting with miter saw?

release trigger

Keep fingers outside of where on miter saw

Circular table area

If there are no shop staff present…

No equipment may be used

Report what immediately?

Damage/injury.

Do not what while a person is using equipment?

Engage with them

What should you do if you are uncertain about equipment in the shop?

Ask staff for assistance

Keep your area…

Clean and free of obstacles

After you use tools…

put them back in their spot

How should you leave your work area?

Clean

What cuts does a panel saw make?

Cross cuts and rip cuts

To use the panel saw, what is required?

one on one instruction

What must be worn while using panel saw?

Hearing protection

What is the max thickness the material on the panel saw can be?

1 ¾”

How many rollers are needed to make a cross cut on the panel saw?

At least two

What is the maximum distance the piece can hang off the last roller when cut vertically?

Five feet

Minimum length required for a rip cut

2 ½

How many rollers required for a rip cut

At least four 

If a piece is less than ___ long, it can be ____ on the panel saw

4 feet, rotated 90⁰ and crosscut

What direction should you feed the piece in and how on panel saw?

Where the arrows direct, slowly and smoothly without stopping

NEVER what with material on panel saw?

Drop onto rollers

How should you place material onto panel saw for the smoothest cut?

Backside facing outwards

Should material fed into panel saws be against or with saw blade rotation?

Against

When crosscutting on panel saw, should blade be oriented horizontally or vertically?

Vertically

When rip cutting, should blade be oriented horizontally or vertically?

Horizontally

What tools can be used to slide the material into position?

Crosscut rulers, stop bar, and quick stop

How many hands can be used to hold the work piece on the panel saw?

One

Always keep your hands out off where?

The path of the saw blade and the guide/carriage areas

When lowering the carriage on panel saw, always keep…

one hand on carriage at one time

To avoid binding the panel saw blade, refrain from…

stopping

What should you do if the blade on the panel saw binds?

Stop the motor, move carriage to top carefully, restart motor, and then begin cut again

What should you do if the blade on the panel saw jams?

Turn motor OFF and back out of cut when blade comes to complete stop

When making a rip cut on the panel saw, avoid what?

Getting your hands/body/clothes under the carriage

What are the two classifications of wood?

Deciduous and evergreen

What is deciduous wood?

Wood that has a dormant winter phase, causing lower moisture content and denser wood

What is evergreen wood?

Wood from trees that go year round, meaning more moisture content and less dense wood

Hardwoods are used for…

flooring, furniture making, instruments, and tools