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Sawing MachineMuslim Mahardika, Ph.D. EngJurusan Teknik Mesin dan IndustriFakultas TeknikUGM Manufaktur dan Proyek (TMI

Sawing machine ???A saw is a tool that uses a hard blade or wire with an abrasive edge to cut through softer materials. The cutting edge of a saw is either a serrated blade or an abrasive. A saw may be worked by hand, or powered by steam, water, electricity or other power.Sawing processSawing processDepending on part tolerance, sawing can be a vital first operation of the total process.

Sawing machine

Sawing machine

Sawing machine

Sawing machine

Sawing machine

Sawing machine

Machine configurationsReciprocating sawsHorizontal hacksaw and vertical sawing machinesLight to heavy dutySimple and most economical to operateManual to fully automatic feed mechanisms

Machine configurationsCircular sawsSometimes called cold sawing machinesSaw blades are large and rotate at low RpmsCutting is similar to a milling operation due to geometry of saw blade

Machine configurationsBand sawsIrregular shapesVery versatileProfile cutsInternal cutsExternal configurationsBlades are continuousHSS - Carbide tippedDiamond impregnatedFiling

Machine configurationsBand saws

Machine configurations

Cutting tool

Saw teeth

(a) Terminology for saw teeth. (b) Types of tooth sets on saw teeth staggered to provide clearance for the saw blade to prevent binding during sawing.

(a) High-speed-steel teeth welded on a steel blade. (b) Carbide inserts brazed to blade teeth.

Tool

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