Transmission & Stop Of Gear Box; Gear Box Operation; Manual Operation; Threading - Sharp 16 Series Manual

4-6 Transmission & Stop of Gear Box
Open the end cover to find the gear train transmitting from headstock box,
position the forward/reverse shifting lever (○
will rotate forward; to right; reverse; to Neutral, stop. Do not change the gears while
turning.

4-7 Gear Box Operation

1. Threading:

With the special design, there is no need to re-arrange the back gears for
threading. Please refer to the 'threading & feeding table' and handle the
thread/feed selection lever (○
item 1-1) and 10-step feed selection dial (○
2. Auto feeding:
Also select the appropriate auto feeding rate by positioning the thread, feed
selection lever (○
10-step feed selection dial (○
feeding table'.

4-8 Manual Operation

First, position both the halt nut engage lever ○
of item 1-1) to 'N' position to operate the apron handwheel ○
lever (○
4
handle ○ , and compound rest handle ○
14
It feeds 17mm per revolution of apron handwheel. The dials on cross slide and
compound rest is graduated 0.02mm per calibration, and feeds 4mm per revolution.
The tool post can be rotated clockwise after loosing the tool post clamping lever
(○ of item 1-1). Then position and tighten the clamping lever. For fixing the apron,
36
just handle the saddle clamping lever ○
tightly the set screws beside the taper pin.
○
32
○
20
○
14
○
18
○
13
of item 1-1), thread, feed shifting lever (○
5
of item 1-1), thread, feed shifting lever (○
5
of item 1-1) as indicated on the 'threading and
7
32
. For cross slide and compound rest, screw
20
of item 1-1) to right side, the spindle
4
of item 1-1) accordingly.
7
, and forward and reverse shifting
18
easily.
14
of
6
of item 1-1) and
6
cross slide
13
Fig.4-8