ZeroClamp NP90, Инструкция по сборке и обслуживанию

Страница: 34 / 52

Operation
ZeroClamp zero point clamping system
– manual
34
F
Zentri
= 5 kg ∙ 0,01 m ∙ (2π ∙
1000
60 s
)
2
= 548 N
M
Schnitt
= 2000 N ∙ 0,6 m = 1200 Nm
M
Unwucht
= 548 N ∙ 0,3 m = 164 Nm
M
Auszug a
= 25000 N ∙ 0,06 m = 1500 Nm
M
Auszug b
= 25000 N ∙ 0,26 m = 6500 Nm
∑M = 0 = 2 ∙ 1500 Nm + 2 ∙ 6500 Nm − 1200 Nm − 164 Nm
Sicherheit S =
16000 Nm
1364 Nm
= 11,73
The security is over 3. The system is to be regarded as safe.
7.1.3 Sample calculation 2
The second application is a drilling operation on a 2-pot exension base with a pitch of
200 mm. Due to the high structure oft he workpiece is created during the lateral
drilling an increased tilting moment (M
Kipp
).