Friday, August 24, 2018

Day 6 to 8 - Pierced Pendant Design



Tony P. graduated MRHS student
Warm Up -  Answer the following questions: 
  1. What do you need to do to the metal before drilling holes with the Flex Shaft tool?
  2. How do you hold the Flex Shaft tool while drilling holes?  
  3. What two safety rules must you follow to use the Flexible Shaft tool?
Learning Objective: Students will create an interesting design using the elements and principles of design and learn the basics of saw piercing.

Language Objective: Students will listen and watch the demonstrations to learn how to drill holes and peirce their metal.  

Video:  Demo on  Drilling Holes into Metal 

Video: Saw Peircinging Demo

Vocabulary Word: 
piercing- to cut out shapes in sheet metal  using a jewelers saw.

A Fun Blog about Saw Piercing: The joys of Sawing Piercing Blog

Agenda: 
  • Saw Piercing Tips
  1. Cut out the inside shapes before sawing out the outside shape.
  2. Use your body to hold the saw when attaching the saw blade.
  3. Make sure the fit of the blade is tight. (High pitched when plucked.)
  4. Hold your saw at a right angle to your metal, or straight up and down.
  5. Use bees wax to lubricate your saw blade when it starts to feel stuck.
  6.  Don't push the saw. Relax your arm when sawing and let the blade do the work.
  7. Be sure your sawing arm is in front of your bench pin where you work. (Don't place your       pin in front of your torso.)
  8. Hold your metal tight on the bench pin.
  9. Turn your metal to make a turn or curve, not your saw.  
  10. Saw slowly when completing the the circle of the cut to avoid warping your metal.

  • Complete Designs for pendants, 20 total drawings 10 designs with at least 3 piercings within a circle or oval. 10 designs using your outside shape with  at least three piercings within. 
  • Continue to work on your pendants 

Designing Process
  • Brainstorm image or object images you could use for inspiration for your design.
  • Use positive and negative space to design  your images.
Step 1:          10-12 beginning design concepts for both pendants.  One design should fit into an oval, or round shape.  The other design can be its own shape.  NO BIGGER THAN 1 1/2 X 2 INCHES.  These will be reviewed for credit.  LEAVE ENOUGH SPACE BETWEEN PIERCED AREAS AS TO NOT CUT OR BUFF THROUGH THE METAL FROM ONE SPACE TO ANOTHER. Include a minimum of three piercings within the shape.

Step 2:            With the instructor, select one design for your final.  Upon finalization of drawings, ideas to the instructor and receive materials.

  1. Glue paper drawing on metal with rubber cement.
  2. Punch the negative spaces with the awl and drill holes in metal.
  3. Saw inside and outside edges with jewelers saw.
  4. Support work with bench pin and C-clamp by securing to table top.
  5. After all sawing is complete file all edges with either a large half-round file or small needle file.

Finishing
  1. Sand with wet-dry sandpaper start with 320, then use 400, and finally use 600
  2. Buff using Tripoli
  3. Polish using Rouge
  4. Attach finished piece to leather cord using a link

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