You Can Build Your Own Chop Saw



We desperately needed a cutoff saw for our manufacturing operation,
but couldn't afford the $2000 plus for an industrial saw.
This saw was fabricated in our shop with ordinary materials.

Yup, you guessed it, the handle is a piece of broomstick!






Cutoff Saw Specs:

Motor
5 hp. 220 volt 3 ph.
Disc speed
3600 RPM
Disc size
14 or 16 inch
Table size
18 X 32 inch
Max workpiece height
5 inch (16" disc)
Max work piece length
6 inch (16" disc)





It all starts with a piece of plate and some 1 1/2" square tubing.

The arbor is machined from  1144  alloy steel. Don't forget the outboard thread is left hand!
Aluminum for the arbor is readily available in small pieces on ebay. I can also provide other sources for it. The inner cheek is a .0015 press fit, while the outer is .010 clearance.


Motor and arbor are mounted to 1/2" X 12 plate, both on slotted holes for maximun alignment.

Motor base mounted to swivel.

The blade guard, really the only pain-in-the-tushie part of the whole project. You have to get picky here.
Note that it shares the same hinge as the motor base. The KISS concept at work.


Don't even THINK about building this without a belt guard!!

Yippeee! It works! Hmpft! Was there ever any doubt??

An area of interest. You know how messy these saws are. The long tail on the blade guard directs about 90 percent of the dross into a box below the table.


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