SKF PVU 20x2- service 丝杠

Range

Service range (Quick delivery)

Recirculation type

Recirculating roller screw

Nut type

Cylindrical nut

Lead

Ph [mm]

2

Preload

Optimum rigidity

Number of thread

[N ]

2

Helix angle

? [°]

1,82

Dynamic Load

Ca [kN]

10,6

Static Load

Coa [kN]

18,3

Minimum nut rigidity

Rng [N/μm]

362

Reference nut rigidity

Rnr [N/μm]

490

Preload torque

Tpr [Nm]

0,20-0,35

Preload force

Fpr [N]

1 430

Nut mass

mn [kg]

0,2

Screw mass

ms [kg/m]

2,38

Screw inertia

Is [kgmm2/m]

114,9

Nut inertia

Inn [kgmm2]

29,8

Rollers inertia

Ins [kgmm2]

0,8

Grease quantity for nut

Zn [cm3]

1,9

d0

[mm]

19,7

d2

[mm]

19,1

D

[mm]

34

A

[mm]

37

w

[mm]

0,5

a

[mm]

3

b

[mm]

16

H

[mm]

35,2

Q

[mm]

5

D2

[mm]

28,5

B

[mm]

4

d1

[mm]

20