LENZE
7
Technical data - Helical-worm gearboxes
Permissible radial and axial forces - Output
7-2
L-force gearboxes en 06/2011
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
x/l
0.5
0.6
0.7
0.8
0.9
1
1.1
1.2
1.3
1.4
f
w
Permissible radial force
F
r
perm
= min (f
w
· f
a
· F
r
Tab
; f
w
· F
r
max
)
Permissible axial force
F
a
perm
= F
a
Tab
at F
r
= 0
Contact Lenze
if F
r
and
F
a
(
0
f
±
Effective direction factor at output shaft
f
w
Additional load factor at output shaft
Direction of rotation CW
Direction of rotation CCW
0°
30°
60°
90°
120°
150°
180°
210°
240°
270°
300°
330°
360°
1.8
1.7
1.6
1.
1.4
1.3
1.2
1.1
1.0
f
a
Design V
ò
R
Design V
ò
K
Design H
òò