A Text Book on Engineering Graphics - Central Board of Secondary ...
A Text Book on Engineering Graphics - Central Board of Secondary ...
A Text Book on Engineering Graphics - Central Board of Secondary ...
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Example 26:<br />
Soluti<strong>on</strong>:<br />
Example 27:<br />
Soluti<strong>on</strong>:<br />
0.25t<br />
MACHINE DRAWING<br />
Sketch freehand the Fr<strong>on</strong>t view, Top view and Side view <strong>of</strong> a woodruff key, suitable<br />
for a shaft <strong>of</strong> diameter 40mm. Give standard dimensi<strong>on</strong>s.<br />
Refer Fig 2.59<br />
t<br />
R=2t<br />
Fig 2.59<br />
Sketch freehand a woodruff-key in positi<strong>on</strong>, <strong>on</strong> a shaft <strong>of</strong> diameter 60mm, keeping<br />
the axis <strong>of</strong> the shaft parallel to V.P and H.P. Give standard dimensi<strong>on</strong>s.<br />
Refer Fig 2.60<br />
0.25t<br />
WOODRUFF KEY<br />
R=2t<br />
FRONT VIEW<br />
D<br />
40<br />
t = D<br />
6<br />
84 ENGINEERING GRAPHICS<br />
t<br />
R=2t<br />
SIDE VIEW<br />
R = 2t<br />
0.25t<br />
6.7 13.4 10<br />
WOODRUFF KEY<br />
0.5t<br />
Ød<br />
SECTIONAL SIDE VIEW<br />
WOODRUFF KEY WITH SHAFT<br />
Fig 2.60<br />
t<br />
FRONT VIEW<br />
TOP VIEW<br />
d 60<br />
0.25t<br />
0.5t<br />
0.25t<br />
2t 20<br />
1 0<br />
2.5<br />
5