Special knives can be added to the ironworker to shear
Step on the foot pedal and hold the pressure
beams, channels, tees, and other structural shapes.
until the punch has penetrated the workpiece.
Most stock cutting operations are performed in the
center of the machine with special cutting knives, as
STOCK CUTTING OPERATIONS.--The bar
shown in figure 13-28, or at one end, as shown in figure
cutter of the universal ironworker cuts and miters angles
13-29.
and shears flat, round, and square stock (fig. 13-27).
Figure 13-27.--Typical bar cutting work.
1.
Plunger Knife
5. Plunger Knife Contact Screw
2.
Holddown Crank
6. Stationary Knife
3.
Grease Fitting
7. Stationary Knife Locking Nuts
4.
Plunger
Figure 13-28.--Universal ironworker bar cutter.
13-25