CHESTER LAB12VS Operation Manual page 9

Apron (Fig. 07)
The apron is mounted on the bed. It houses the half nut
with an engaging lever for activating the automatic feed.
The half nut gibs can be adjusted from the outside.
A rack, mounted on the bed, and a pinion operated by
handwheel on the carriage allow for quick travel of the
apron.
Leadscrew(Fig. 08)
The leadscrew is mounted on the front of the machine bed.
It is connected to the gear box at the left for automatic feed
and is supported by bearing on both ends. The two groove
nuts ( , Fig. 10) on the right end are designed to take up
A
play on the leadscrew.
Tailstock (Fig. 09)
The tailstock slides on a V way and can be clamped at any
location. The tailstock has a heavy-duty spindle with a
Morse taper No. 2 socket and a graduated scale. The
spindle can be clamped at any location with a clamping
lever. The spindle is moved with a handwheel at the end of
the tailstock.
NOTE:
Fit the securing screw (B, Fig. 10) at the end of the lathe
be in order to prevent the tailstock from falling off the lathe
bed.
Fig.07
Fig. 08
Fig. 09
Fig. 10
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