Overview

Screw Jack

NOZipedia - More knowledge about screw jacks

Calculate different values directly online or access a lot of knowledge about worm gear screw jacks. With NOZipedia you can directly calculate e.g. buckling force, critical bending speeds, drive torques and much more for various load cases or hoist gear types. Good luck.

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Click here to go directly to the size-dependent calculations
(Driving torqueDriving torque)

NSE2 / NSE5 / NSE10 / NSE25 / NSE50 / NSE100

Buckling force

Load case 1

Select variable for calculation *

d   Minimum spindle core diameter   mm
I    Moment of area 2nd degree    mm⁴
F    Max. load/gearbox      N
L    Free spindle length     mm
E    Modulus of elasticity for steel     N/mm²

Load case 2

Select variable for calculation *

d   Minimum spindle core diameter   mm
I    Moment of area 2nd degree    mm⁴
F    Max. load/gearbox      N
L    Free spindle length     mm
E    Modulus of elasticity for steel     N/mm²

Load case 3

Select variable for calculation *

d   Minimum spindle core diameter   mm
I    Moment of area 2nd degree    mm⁴
F    Max. load/gearbox      N
L    Free spindle length     mm
E    Modulus of elasticity for steel     N/mm²

Bending critical speed

Load case 1

Select variable for calculation *

n_k      Crit. rotation speed    min^-1
C_P      Spring constant
m      Weight of the spindle    kg/m

Load case 3

Select variable for calculation *

n_k      Crit. rotation speed    min^-1
C_P      Spring constant
m      Weight of the spindle    kg/m

Size NSE2 (2 kN / 200 kg)

Driving torque Type N

Select variable for calculation *

M Torque Nm
F Lifting load kN

Driving torque Type L

Select variable for calculation *

M Torque Nm
F Lifting load kN

Size NSE5 (5 kN / 500 kg)

Driving torque Type N

Select variable for calculation *

M Torque Nm
F Lifting load kN

Driving torque Type L

Select variable for calculation *

M Torque Nm
F Lifting load kN

Size NSE10 (10 kN / 1'000 kg)

Driving torque Type N

Select variable for calculation *

M Torque Nm
F Lifting load kN

Driving torque Type L

Select variable for calculation *

M Torque Nm
F Lifting load kN

Size NSE25 (25 kN / 2'500 kg)

Driving torque Type N

Select variable for calculation *

M Torque Nm
F Lifting load kN

Driving torque Type L

Select variable for calculation *

M Torque Nm
F Lifting load kN

Size NSE50 (50 kN / 5'000 kg)

Driving torque Type N

Select variable for calculation *

M Torque Nm
F Lifting load kN

Driving torque Type L

Select variable for calculation *

M Torque Nm
F Lifting load kN

Size NSE100 (100 kN / 10'000 kg)

Driving torque Type N

Select variable for calculation *

M Torque Nm
F Lifting load kN

Driving torque Type L

Select variable for calculation *

M Torque Nm
F Lifting load kN

Further indications and informations

With the application requirements for the screw jacks we have laid the general principles:

Application requirements

* Legal note: The results of the calculations are partly not only the result of the parameters you entered. They are purely informative and non-binding. All calculation results are therefore without guarantee.

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