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close this bookSawing - Course: Manual woodworking techniques. Instruction examples for practical vocational training (Institut für Berufliche Entwicklung, 23 p.)
View the document(introduction...)
View the documentPreliminary Remarks
View the documentInstruction Example 2.1. Cutting to Length of a Board
View the documentInstruction Example 2.2. Cutting to Length of Strips (Frame Strips)
View the documentInstruction Example 2.3. Overlapping Joint
View the documentInstruction Example 2.4. Cutting of Plies
View the documentInstruction Example 2.5. Curves

Instruction Example 2.1. Cutting to Length of a Board

A raw board shall be cut to length by separating cuts across the grain.


Figure

Material

A raw board of hard wood or soft wood

Thickness:

30

mm

Width: at least

150

mm

Length: at least

1250

mm

Tools, measuring and testing means

Folding rule, pencil, try square, frame saw (cross-cut saw), cutting angle = 120°

Auxiliary accessories

Saw horses, bench (carpenter’s bench)

Necessary previous knowledge

Measuring, scribing, reading of drawings

Explanations to the working drawing

1 - required length

Sequence of operations

Comments




1.

Prepare the working place.

Check for completeness.




2.

Place the material on the saw horses or clamp the material in the carpenter’s bench.

The number of the saw horses depends on the length of the board.




3.

Scribe the board according to the drawing, mark the cutting line nearly square to the grain with a pencil.

Ask for the sizes of the required length; consider the length allowance; check the scribed line with the try square.




4.

Select and check the fram saw.

Cuts across the grain require push-and-pull cutting, check the sharpness of the saw.




5.

Cut off the board’s end. Guide the sawing tool in an acute angle to the surface of the workpiece.





6.

Cut the board to length.

Prevent tilting over of the board standing out.




7.

Check the result.

The boards cut to length are used for the second instruction example.


Figure