Southbend SB1001 owner manual Aligning Cutting Tool with Spindle Centerline, Top View, Side View

For Machines Mfg. Since 8/11 O P E R A T I O N Model SB1001 8K™ Lathe

Aligning Cutting Tool with Spindle Centerline

For most operations, the cutting tool tip should be aligned with the spindle centerline, as illustrated in Figure 43.

Tools Needed	Qty
Hex Wrench 6mm	................................................. 1
Steel Shims	As Needed
Cutting Tool	1
Fine Ruler	1
Tailstock Center	1

Cutting	Spindle	To align the cutting tool with the tailstock
		center:
Tool	Center
		1.	Mount the cutting tool in the tool post, then
	Line
			secure the post so the tool faces the tailstock.
		2. Install a center in the tailstock, and position
			the center tip near the cutting tool tip.
		3. Lock the tailstock and quill in place.
		4. Adjust the height of the cutting tool so
			that the tool tip is aligned vertically
			and horizontally with the center tip, as
Figure 43. Cutting tool aligned with spindle centerline			illustrated in Figure 44.
(viewed from tailstock).
There are a number of ways to check and align
the cutting tool to the spindle centerline. If			(Top View)
necessary, you can raise the cutting tool by
placing steel shims underneath it. The shims
should be as long and as wide as the cutting tool					Tailstock
to properly support it.
			Cutting		Center
Below are two common methods:
			Tool
s Align the tip of the cutting tool with a center
installed in the tailstock, as instructed on			Cutting	Tailstock
the next page. For this to work, the tailstock			Tool
					Center
must be aligned to the spindle centerline
(refer to Aligning Tailstock To Spindle
Centerline on Page 31 for detailed
instructions).
ss -AKE A FACING CUTAON A PIECE OFUROUNDOBAR			(Side View)
stock. If the tool is above or below the
spindle centerline, a nub will be left in the			Figure 44. Cutting tool tip aligned with tailstock
center of the workpiece. Adjust the height of
the tool, then repeat the facing cut to check			center.
the adjustment. Repeat as necessary until
the center of the workpiece face is smooth.

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