mid term review

39
Mid Term Review • Homework Check – Glue-up – Turning – Band saw

Upload: job

Post on 06-Jan-2016

38 views

Category:

Documents


0 download

DESCRIPTION

Mid Term Review. Homework Check Glue-up Turning Band saw. Glue-up. Answers. What 3 things should you check before you apply any glue?. Dry fit each joint Check for square Check for flat. What 2 things should you check when you dry-assemble?. Check dimensions No distortion. - PowerPoint PPT Presentation

TRANSCRIPT

  • Mid Term ReviewHomework CheckGlue-up Turning Band saw

  • Glue-upAnswers

  • What 3 things should you check before you apply any glue?Dry fit each jointCheck for squareCheck for flat

  • What 2 things should you check when you dry-assemble?Check dimensionsNo distortion

  • How should you spread the glue?Thin film on all mating surfaces

    Why?

    Ensure the greatest possible glued surface area

  • How long does it take yellow glue to cure?2 hours at room temperature

  • How should you arrange the clamps?Arrange clamps above and below 6 apart

  • Which clamp should you tighten first?Start in the center

  • When should you stop applying pressure?When an even bead of glue along the top edge

  • What trick can you use to make your boards flush?Mallet and scrap woodC-clamp

  • Turning Answers

  • What is a blank?A square block of wood 1/8 wider than the widest diameter of the finished spindle

  • Why is it important to get the blank centered?Youll remove a lot of extra material to get an even cylinder

  • What are the 3 steps to get the blank centered?Draw corner to corner lines on both endsPunch the two intersections with an awlUse the indent to line up the lathes drive center and tail center

  • How much should you tighten the tailstock?Enough that the piece wont spin freely by hand

  • Where should you position the tool rest?1/8 from the widest part of the blank

  • What are the 2 keys to success?Drop the tool into the cutMove with the legs and hips

  • Turn a cylinder in 2 stepsStep # 1: Start with a taperStep # 2: Finish with a cylinder

  • A perfect cylinder actually starts as a series ofgentle, overlapping tapers that eventually get evened out.

  • Where should you start your cut as a right handed person?Start cutting at the headstock always work from right to left

  • How should you position your body?Keep your arms and upper body fixed in the same position and generate side-to-side movement from your legs

  • What should you never do?Never stab the work piece with the gouge

  • How do you use a parting tool?Point the tool straight at the blank

  • Band Saw

  • What can you do with a bandsaw?Cut curvesRip / re-saw lumberCross cut short piecesCut irregular shapes

  • What are some common parts of a bandsaw?Pair of wheelsThin rotating bladeTable motor

  • What are some common sizes of bandsaws?Bench topFloor model

  • What does the size of a bandsaw determine?The stock size

  • Where should the blade be positioned?In the center of the wheels

  • What is the purpose of the blade tension?Keeps the blade tracking properly

  • What happens if the blade tension is too high?Blade will break

  • Where should you set the guides?Back of the blade should barely touch the rear guideBlade should just touch bearing guides when lateral pressure is applied

  • Where should you not put your hands?On the cut line

  • Where should you keep your hands when you are cutting off a small piece of waste?Keep both hands on the main piece

  • How should you move the stock against the blade?Slowly, steadily and firmly

  • What will happen if you cut a radius smaller than the blade?The blade will bind and can jump off the wheel

  • What type of blades should you use to cut sharp curves in narrow stock?Narrower blades1/8 - 1/4

  • What type of blade should you use on hardwoods?Finer pitch blade