SCROLL SAW CHAPTER 26 PARTS Definition of Scroll

SCROLL SAW CHAPTER 26

PARTS

Definition of Scroll Saw: • Tool designed to cut sharp curves and angles on both the outside edges and the interior sections of a work piece • HOW IT WORKS: o SAW BLADE MOVES UP AND DOWN TO DO THE SAME TYPE OF CUTTING THAT A COPING SAW DOES

SAFETY • WEAR SAFETY GLASSES • KEEP LONG HAIR AND LOOSE CLOTHING AWAY • KEEP FINGERS TO THE SIDES OF BLADENOT FRONT

MARGIN OF SAFETY • SCROLL SAW: 2 INCHES

BLADES 3 KINDS 1. METAL CUTTING BLADE 2. SPIRAL BLADES- VERY FINE CUTTING 3. PLAIN-END BLADE- REGULAR USE CUTTING SIZES: -1/16 TO ¼ INCH WIDE -1/64 TO 1/32 INCH THICK 15 TPI (TEETH PER INCH) IS STANDARD

CHANGING SPEEDS • SPEED IS ADJUSTED DEPENDING ON TASK • USUALLY HIGH SPEED • SLOWER SPEED FOR MORE CONTROL WHEN CUTTING DETAILED WORK

PROCEDURES • PLAN CUTTING BEFORE YOU START • ADJUST THE GUIDE • HOLD THE WORKPIECE WITH THUMB AND FOREFINGER WITH BOTH HANDS • MOVE IT FORWARD • DO NOT FORCE STOCK INTO BLADE • TURN STOCK AS NEEDED BUT NOT TOO SHARPLY

CUTTING INTERNAL DESIGNS • DRILL RELIEF HOLE • FEED BLADE THROUGH HOLE • CUT • REMOVE BLADE

OTHER USES • STRAIGHT CUTS- CLAMP A GUIDE BOARD TO THE TABLE • MAKE IDENTICAL PARTS- FASTEN PIECES TOGETHER WITH SMALL NALES • INLAYING- CUT 2 PIECES TOGETHER

• http: //www. youtube. com/watch? v=TU 3 V 3 Mdka. Jg • http: //homeproview. com/lighted-scroll-saw-projectsdownload. htm

Questions in Book • 1. WHAT DETERMINES THE MAXIMUM WIDTH OF STOCK THAT CAN BE CUT ON A SCROLL SAW?

Answer: The throat depth determines the max. widthof stock that can be cut on the saw

2. DESCRIBE WHAT TYPE OF BLADE YOU WOULD CHOOSE TO CUT A SCALLOP-EDGED PATTERN CONSISTING OF A SERIES OF LOOSE CURVES.

• A wide thick blade

3. EXPLAIN HOW TO MAKE INTERNAL CUTS ON THE SCROLL SAW.

1. 2. 3. 4. 5. 6. Drill relief hole Remove throat plate Fasten blade in lower chuck Put stock over blade through relief hole Fasten other end of blade to upper chuck Adjust guide to correct height

4. HOW DO YOU DO STRAIGHT CUTTING ON THE SCROLL SAW?

• Clamp a guide board to the table a short distance from blade • Choose widest blade possible

5. WHAT IS INLAYING? Explain how to make a simple inlaid design.

• Inlaying is a way of forming a design by using two or more different kinds of wood that have a marked contrast in color or grain pattern • How to make one: o o Fasten pieces together Drill small hole on inside corner to start blade Tilt table 1 or 2 degrees and cut Take apart and assembly

6. Outline the procedure for installing a scroll saw blade.

1. 2. 3. 4. 5. 6. 7. 8. Select correct blade Remove table insert. Place lower part of blade in chuck Tighten setscrew Loosen tension and place upper part of blade Adjust guidepost Adjust roller guide and tighten Check blade movement Turn on