SMC Networks HYRODLESS MONOSASHI-KUN, Operating Manual

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18
5-3 Selection Information
W (N) : Load
We (N) : Impact loading (during locking or knocking of stopper)
V (m/s) : Impact speed (during locking or knocking of stopper)
Va (m/s) : Average speed
L (m) : Distance from C.G. of load
M (Nm) : Maximum moment
E (J) : Kinetic energy of load
g (m/s) : Gravity acceleration (9.8m/s
2
)
<Piston speed>
V=1.4xVa
<Maximum load>
We=1.4xVaxWx10
<Maximum allowable moment>
M=
WexL
=5xVaxWxL
3
<Load factor>
an=
F
Fmax
F
＾
: Calculated load
Fmax : Maximum allowable load under the condition of allowable speed
(value obtained from graph)
<Allowable kinetic energy>
Ek=
W
V
2
2g
・
Allowable moment and maximum load
Model
Allowable moment N.m Maximum load N
M1 M2 M3 W1 W2 W3 W4
ML2B25 10.0 1.2 3.0 200.0 58.0 65.0 100.0
ML2B32 20.0 2.4 6.0 300.0 80.0 96.0 150.0
ML2B40 40.0 4.8 12.0 500.0 106.0 140.0 250.0
・
Allowable kinetic energy
ML2B25 ML2B32 ML2B40
Allowable kinetic energy J 0.43 0.68 1.21
Moment (N.m)
L
1
F
1
L
2
F
2
L
3
F
3
M
1
=F
1
x L
1
M
2
=F
2
x L
2
M
3
=F
3
x L
3
Load (N)
W
1
W
2
W
3
W
4