Assembly Drawings 331
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d:\N-Design\Des18-4.pm5
RECESS FOR THE
SNUG, WIDE 10,
THICK 3
f 115
f 84
10
6
45
f 88
14
(^1618)
30 2
24 2 19
f 84
HOLE, DIA 5
DEEP 6
f 95
f 80
18 12
f 80
16
106
SNUG, WIDE 10
THICK 3
45
12
f 60
f 84
2
38
160
38
1622
240
1
R150
16
HOLE, DIA 5 f^60
DEEP 6
3
R150
f 60
f 5
12
5
4
16
Sl. No. Name Matl. Qty.
1
2
3
4
5
Body
Bush
Disc
Shaft
Pin
Cast iron
Brass
P Bronze
Mild steel
Mild steel
1
1
1
1
1
Parts list
Fig. 18.47 Foot-step bearing
18.5.10 C-clamp
C-clamp is used to hold a component for further work, such as inspection or working on it. The
part drawings of a C-clamp are shown in Fig. 18.48.
It consists of a frame 1 into which the screw 2 is inserted. The pad 3 is attached to the
screw 2 by means of a cheese head cap screw 7. The screw 2 is operated by a tommy bar 4 inserted
in the corresponding hole in it. The collar 5 is fitted at the end of the tommy bar, by using the pin
6. The work is clamped between the face of the frame and the pad mounted on the screw.
Exercise
Assemble the components of the C-clamp shown in Fig. 18.48 and draw, (i) sectional view from
the front and (ii) view from the right.