Grizzly 50/65 Ton Ironworker G0646 - Manual (Page 32)

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G0646/G0647 50/65 Ton Ironworker
Bar Stock Shearing
Use the bar stock shearing station to cut solid,
mild steel round, square, and rectangular bar
material.
Stay within the following bar stock shearing
capacities for your machine:
Model G0646
Maximum Round Bar Diameter ...... 1
3 ⁄
16
" (30mm)
Maximum Square Bar
Dimensions ............ 1
3 ⁄
16
" x 1 3 ⁄
16
" (25mm x 25mm)
Model G0647
Maximum Round Bar Diameter ...... 1
9 ⁄
16
" (40mm)
Maximum Square Bar
Dimensions .............. 1
3 ⁄
8
" x 1 3 ⁄
8
" (35mm x 35mm)
To shear bar stock:
1. Set the controls for Punch and Inch, use the
foot actuator to raise the top shearing die and
make room for the workpiece, then turn the
motor
OFF.
2. Brush one of the lubricants from Figure 18 on
Page 22 or an equivalent onto both sides of
the workpiece.
3. Loosen the three lock knobs of the shearing
support frame (see Figure 34).
Figure 34. Front support frame lock knobs.
Support Frame Lock Knobs
4. Rotate the support frame handwheel to align
the bar stock openings in the support frame
with the openings in the dies (see
Figure 35),
then re-tighten the lock knobs.
5. Feed the workpiece through the appropriate
opening (see Figures 36–37).
Figure 36. Example of round bar shearing setup.
Figure 37. Example of square bar shearing
setup.
Figure 35. Bar stock support frame openings
aligned with die openings.
Bar Stock
Support Frame
Shearing Support Frame
Handwheel