Cutting of Splines and Gear Teeth
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Cutting of Splines and Gear Teeth
Cutting of Splines and Gear Teeth - For cutting splines and gear teeth, the workpiece is held between the centers.
Cutting of Splines and gear teeth on shaper
| A - Index plate | B - Head stock |
| C - Slotted arm | D - Dog |
| E - Workpiece | F - Cutting tool |
| G - Toolhead | H
-
Ram K - Worm gear. |
The
index
plate
is
used
for
cutting
equally
spaced
splines
and
gear
teeth.
The
index
plate
has
a
number
of
holes
that
is
evenly
divisible
by
the
required
number
of
angular
positions
that
are
necessary
to
machine
the
splines
or
gear
teeth.
The first spline or gear tooth is cut on the workpiece held between centers exactly in the way, a keyway is cut. After this, the workpiece is rotated by the required amount using the index plate. The index plate is then locked by engaging the index pin with the corresponding hole in the circumference of the index plate. Now the second spline is cut. This procedure is repeated till splines or gear teeth have been cut on the whole circumference of the workpiece.
Separate tools are used for cutting splines and gear teeth on the workpiece.
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