Stober PK - Page 371

The following applies to other force application points:
( )
× × + × +
=
2ax * 2 2rad,acc* 2 2
2k,acc*
2 F y F x z
M
1000
For applications with multiple axial and/or radial forces, you must add the forces as vectors.
In the event of EMERGENCY OFF operation (max. 1000 load changes), you can multiply the permitted forces
and torques for F
2ax20
, F
2rad20
and M
2k20
by a factor of two.
Also note the calculation for equivalent values:
× × + + × ×
=
× + + ×
3 3
2m,1* 1* 2k,acc,1* 2m,n* n* 2k,acc,n*
3
2k,eq*
2m,1* 1* 2m,n* n*
n t M ... n t M
M
n t ... n t
× × + + × ×
=
× + + ×
3 3
2m,1* 1* 2rad,acc,1* 2m,n* n* 2rad,acc,n*
3
2rad,eq*
2m,1* 1* 2m,n* n*
n t F ... n t F
F
n t ... n t
10.6.2.2 A and S shaft design
Permitted shaft loads for A shaft design (hollow shaft with keyway)
Type z
2
F
2ax20
F
2rad20
F
2rad,acc
M
2k20
M
2k,acc
[mm] [N] [N] [N] [Nm] [Nm]
K1 40.0 1900 5000 5000 240 240
K2 42.0 2100 6000 6000 310 310
K3 45.0 2400 7000 7000 380 380
K4 52.0 3500 11200 11200 740 740
K5 39.0 2500 13450 13450 1000 1000
K6 42.0 3000 16000 16000 1300 1300
K7 45.0 4100 22000 22000 2100 2100
K8 50.0 5300 29000 29000 2600 2600
K9 56.0 7000 65000 65000 3600 3600
K10 56.0 9000 80000 80000 5000 5000
Permitted shaft loads for S shaft design (hollow shaft with shrink ring)
Type z
2
F
2ax20
F
2rad20
F
2rad,acc
M
2k20
M
2k,acc
[mm] [N] [N] [N] [Nm] [Nm]
K1 40.0 1900 5000 5000 240 240
K2 42.0 2100 6000 6000 310 310
K3 45.0 2400 7000 7000 380 380
K4 52.0 3500 11200 11200 740 740
K5 39.0 2500 13450 13450 1000 1000
K6 42.0 3000 16000 16000 1300 1300
K7 45.0 4100 22000 22000 2100 2100
K8 50.0 5300 29000 29000 2600 2600
K9 56.0 7000 65000 65000 3600 3600
K10 56.0 9000 80000 80000 5000 5000
For other output speeds, download diagrams at https://configurator.stoeber.de/en-US/
.
The following applies to output speeds n
2m*
> 20 rpm:
2ax 20
2axN
2m*
3
1
F
F
n
20min
-
=
rpm
2rad20
2radN
2m*
3
1
F
F
n
20min
-
=
rpm
2k 20
2kN
2m*
3
1
M
M
n
20min
-
=
rpm
The values for F
2ax20
, F
2rad20
and M
2k20
can be found in the table "Permitted shaft loads" in this chapter.
10 Khelical bevel geared motors 10.6 Project configuration
371