Southbend SB1059F owner manual Power Feed Controls, Gearbox range lever

For Machines Mfg. Since 3/11 O P E R A T I O N EVS Toolroom Lathe w/DRO

Power Feed Controls

Use Figures 67–71and the following descriptions to become familiar with the locations and functions of the controls that you will use to set up the correct power feed for your operation.

Note: Before using power feed, you may have to re-configure the end gears, depending on how they are set up. Refer to End Gears on Page 58 for detailed instructions.

Gearbox Range Lever: Selects the low or high feed rate range by re-aligning the headstock transfer gear. In the middle position, disables power feed (see Figure 67).

LOW

Neutral

HIGH

Figure 67. Gearbox range lever.

Operating the lathe at spindle speeds higher than 350 RPM could result in gearbox damage when the high (H) gearbox range is selected. Always use spindle speeds of 350 RPM or lower when using a high gearbox range.

Headstock Feed Direction Lever: Selects the direction of power feed (see Figure 68).

Note: The spindle must be stopped to use this lever. When the lathe is running, use the apron feed direction knob.

FORWARD

REVERSE

Figure 68. Headstock feed direction lever.

Quick-Change Gearbox Feed Levers: Configure the quick-change gearbox gears for the feed rate selected per the feed chart (see Figure 69).

Feed

Chart

Middle

LeftRight

Bottom

Figure 69. Quick-change gearbox controls.

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