AudelMachine Shop Tools and Operations
Chapter One
Power Hacksaws, Power Band
Saws, and Circular Saws
Power hacksaws, power band saws, and circular saws are very
important to machine shop operations. A large number of power
hacksaws and power band saws are in use in the metalworking
industry.
Power Hacksaws
A power hacksaw is an essential machine in most machine shop
operations. For many years a hand-operated hacksaw was the only
means for sawing off metal. Power-driven machines for driving
metal-cutting saw blades have been developed to make the task easier.
The power hacksaw can do the work much more rapidly and
accurately. The machinist should be familiar with these machines,
the blades used on the machines, and the operations performed on
them. One type of power hacksaw commonly found in machine
shops is shown in Figure 1-1.
Basic Construction
Power hacksaws are designed to make the sawing of metal a
mechanical operation. The stock is usually held in a vise mounted
the base of the machine. An electric motor is used to supply
power for the machine.
Drive Mechanism
The drive shaft is connected by a V-belt and gears to the electric
motor mount ... read full excerpt from Audel (TM) Machine Shop Tools and Operations ebook
