Planetary Gearboxes
Technical Data
6-5
DOK-GEAR**-GTM********-PR01-EN-P
6.3
Permittable shaft loading
FA
L
FR
x
GG000009v01_en.EPS
F
A
:
permittable axial force
F
R
:
permittable radial force
X:
Distance between shaft shoulder on the output shaft and point of
application of the radial force
n
2m
:
average output speed of the cycle
Fig. 6-4:
permittable shaft load of the GTM
The GTM gearboxes are designed for an L
10h
bearing life of 30,000 hours.
Radial forces F
Rerf
which lie over the value of the diagram, decrease the
nominal bearing-lifetime as follows:
Basis of design:
n
b
a
n
n
b
b
a
a
m
t
t
t
t
n
t
n
t
n
n
+
+
+
+
+
+
=
...
*
...
*
*
2
2
2
2
3
10
Re
10
30000
∗
=
rf
R
h
F
F
L
Summary of Contents for Rexroth GTM Series
Page 6: ...IV Content Planetary Gearboxes DOK GEAR GTM PR01 EN P ...
Page 28: ...4 4 Dimensioning and selection Planetary Gearboxes DOK GEAR GTM PR01 EN P ...
Page 46: ...6 12 Technical Data Planetary Gearboxes DOK GEAR GTM PR01 EN P ...
Page 72: ...10 8 Assembly Planetary Gearboxes DOK GEAR GTM PR01 EN P ...
Page 78: ...12 2 How to order Planetary Gearboxes DOK GEAR GTM PR01 EN P ...
Page 80: ......
Page 88: ...14 2 Appendix Planetary Gearboxes DOK GEAR GTM PR01 EN P ...
Page 89: ......