Machine Drawing

(avery) #1

Assembly Drawings 331


dharm
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.

Free download pdf