The nut rotates inside bearings and moves along the fixed long lead screw shaft. The drive motor moves with the nut, so inertia and critical speed problems associated with a long rotating shaft, are minimised.
Nominal screw diameter
d0 [mm]
40
Lead
Ph [mm]
d1
[mm]
38,3
Preload
Backlash elimination
Nut inertia
Inn [kgmm2]
3 784
Max. nut transmissible torque
[Nm]
246
Max. nut transmissible axial load
[kN]
93,3
Screw dynamic capacity
Ca [kN]
53,3
Screw static capacity
66,9
Bearing dynamic capacity
114
Bearing static capacity
118
Ø1
60
Ø2
93
Ø3
137
Ø4
168
Ø5
Ø6
102
Ø7
72
L
159,3
L1
47
L2
8,8
L3
19
L4
83
L5
0
L6
20,5
L7
11,5
L8
15
L9
20
R1
1,6
R2
J1
153
J2
80
Z1xH1
8 x Ø9
Z2xH2
6 x M6
H3
M8 x 1