1st Centre lathe (unit 104 quiz)

Name four items of Personal Protective Equipment (PPE) associated with using a centre lathe.

• No protective eyewear. Protective footwear.

  Overalls.

  Hat with a snood for long hair.

• Protective eyewear. Protective footwear.

  Overalls.

  No hat with a snood for long hair.

• Protective eyewear. Protective footwear.

  No overalls.

  Hat with a snood for long hair.

• Protective eyewear. Protective footwear.

  Overalls.

  Hat with a snood for long hair.

What is the name of the internal taper used in the barrel of the tailstock?

• Straight Morse taper

• Morse taper

• Single Morse taper

• Tenth Morse taper

Name four items of equipment that can be held in the barrel of the tailstock?

• Taper drills.

  Centres (solid and revolving).

  Jocobs self centring chuck (centre drills). Parallel shank drills.

• Taper finger.

  Centres (solid and revolving).

  Jocobs self centring chuck (centre drills). Parallel shank drills.

• Taper drills.

  Centres (solid and revolving).

  Jocobs self rounding chuck (centre drills). Parallel shank drills.

• Taper drills.

  Centres (solid and revolving).

  Jocobs self centring chuck (centre drills). Non parallel shank drills.

What is the purpose of a Four jaw chuck?

• Not hold a rectangular, circular or square bar central to the spindle of the headstock.

• To hold a rectangular, circular or square bar central to the spindle of the headstock.

• To hold a rectangular, circular or square bar not central to the spindle of the headstock.

• To hold a rectangular, circular or square bar central to the spindle of the tailstock.

What is the purpose of the Tool stock/Tailstock?

• To hold Jacobs chuck, parallel shank, not to hold the Morse taper drills

• To hold Jacobs chuck, not the parallel shank, Morse taper drills

• To hold Jacobs chuck, parallel shank, Morse taper drills

• Not to hold Jacobs chuck, parallel shank, Morse taper drills

Name two forming tools which are used on a centre lathe?

• King. Chamfer. Radius.

• Knurling. Chamfer. Radius.

• Knurling. Chamfer. Radius Pin.

• Knurling. Non Chamfer. Radius.

Why do we use a Four way tool post on a centre lathe?

• Can hold two tools; centre height of tool needs to be achieved by using packing.

• Can hold three tools; centre height of tool needs to be achieved by using packing.

• Can hold four tools; centre height of tool needs to be achieved by using packing.

• Can hold five tools; centre height of tool needs to be achieved by using packing.

Why do we use a Catch plate on a centre lathe?

• A catch plate is used when turning between centres and a driving dog is used.

• A catch plate is not used when turning between centres and a driving dog is used.

• A catch plate is used when not turning between centres and a driving dog is used.

• A catch plate is used when turning between centres and a driving cat is used.

Which one of these is self-centring chuck that is attached to the tailstock.

• Jacobs chuck

• Brown chuck

• White chuck

• Smith chuck

How is a Jacob chuck attached to the tailstock?

• Morse taper leg and mates with the taper in the barrel

• Morse taper sleeve and hits with the taper in the barrel

• Non Morse taper sleeve and mates with the taper in the barrel

• Morse taper sleeve and mates with the taper in the barrel