5
5
Steering axle
Steering axle
Italian-mad
Italian-made steering axle with
e steering axle with a compact structure, see
a compact structure, see Figure 2-3.
Figure 2-3.
1.
1. Fastening
Fastening spindle
spindle
2.
2. Bracket
Bracket
3.
3. Nut
Nut
4.
4. Screw
Screw
5.
5. Washer
Washer
6.
6. Check
Check nut
nut
7.
7. Gasket
Gasket
8.
8. Adjuster
Adjuster nut
nut
9.
9. Seal
Seal ring
ring
10.
10. Bearing
Bearing
1
11.
1. Rack
Rack
12.
12. Seal
Seal ring
ring
13.
13. Guide
Guide sleeve
sleeve
14.
14. Seal
Seal ring
ring
15.
15. Cylinder
Cylinder body
body
16.
16. Seal
Seal ring
ring
17.
17. Cylinder
Cylinder cap
cap
18.
18. Axle
Axle body
body
19.
19. Bearing
Bearing
20.
20. Seal
Seal ring
ring
21.
21. Gear
Gear shaft
shaft
22.
22. Steering
Steering axle
axle spindle
spindle
23.
23. Pin
Pin
24.
24. Gasket
Gasket
25.
25. Seal
Seal ring
ring
26.
26. Bearing
Bearing
27.
27. Steered
Steered wheel
wheel hub
hub
28.
28. Bearing
Bearing
29.
29. Washer
Washer
30.
30. Cotter
Cotter pin
pin
31.
31. Nut
Nut
32.
32. Hub
Hub cap
cap
33. Plug
33. Plug
Figure 2-3 Steering axle
Figure 2-3 Steering axle
The axle body (18) is fixed to the rear of the vehicle frame. Forces acting on it from th
The axle body (18) is fixed to the rear of the vehicle frame. Forces acting on it from th
e ground
e ground
are carried by the support bearings (10,19). The adjuster nut (8) is used to adjust the
are carried by the support bearings (10,19). The adjuster nut (8) is used to adjust the
preload
preload
of the bearings (10,19). The cylinder body (15) is connected to the axle body (18). The
of the bearings (10,19). The cylinder body (15) is connected to the axle body (18). The
end sections of the rack (11) acts like pistons; when hydraulic oil from the priority valve flows
end sections of the rack (11) acts like pistons; when hydraulic oil from the priority valve flows
towards the cylinder body (15), it pushes the rack (11) to the left or to the right. The rack (11)
towards the cylinder body (15), it pushes the rack (11) to the left or to the right. The rack (11)
engages with the gear shaft (21), which rotates the steered wheel left or right and turns the
engages with the gear shaft (21), which rotates the steered wheel left or right and turns the
vehicle, with a maximum steering angle of 85°
vehicle, with a maximum steering angle of 85° in both directions.
in both directions.
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