Spindle Turning - Grizzly T25920 Owner's Manual

Spindle Turning

Spindle turning is the operation performed when
a workpiece is mounted between the headstock
and the tailstock, as shown in Figure 33.
Figure 33. Typical spindle turning operation.
Make sure the headstock and tailstock cen-
ters are properly aligned before beginning
any turning operation. Failure to observe
this warning could result in the workpiece
being thrown from the lathe, resulting in
serious personal injury.
To set up a spindle turning operation:
1.
Find center point of both ends of your
workpiece by drawing diagonal lines from
corner to corner across end of workpiece, as
shown in Figure 34.
Workpiece
Center
Figure 34. Workpiece marked diagonally from
corner to corner to determine the center.
-24-
Workpiece
Pencil Lines
Marked Diagonally
Across Corners
2. Make center mark by using wood mallet and
tapping point of spur center into center of
workpiece on both ends.
3. Using ⁄ " drill bit, drill
1
4
mark on end of workpiece to be mounted on
headstock spur center.
4. To help embed spur center into workpiece,
cut ⁄ " deep saw kerfs in headstock end of
1
8
workpiece along diagonal lines marked in
Step 1.
5.
If your workpiece is over 2" x 2", cut corners
off workpiece lengthwise to make turning
safer and easier (see Figure 35).
Figure 35. Corners of workpiece removed.
6.
Drive spur center into end center mark of
workpiece with wood mallet to embed it
at least ⁄ " into workpiece, as shown in
1
4
Figure 36.
¼"
Figure 36. Spur center properly embedded.
Model T25920/T25926 (Mfd. Since 08/14)
⁄ " deep hole at center
1
4
Workpiece
Center