Model Selection - SMC Networks CYP Series Technical Data Manual

Series

Model Selection 1

The load mass allowable moment differs depending on the workpiece mounting method, cylinder mounting orientation and piston speed.
In making a determination of usability, do not allow the sum (Σαn) of the load factors (αn) for each mass and moment to exceed "1".
α
Load mass (m)
Σ
n =
Max. load mass (m max)
Load Mass
Max. load mass
(kg)
m
Model
max
CYP15 1
CYP32 5
Static Moment
Pich moment
M = m x g x (L + B) x 10
1
L
M
1
m x g
Dynamic Moment
We = 5 x 10 x m x g x U
–3
Pich moment
∗ ⋅ We (L + B) ⋅ 10
Me = 1/3
1
∗ Average load coefficient
Me
1
We
1252
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CYP
Caution on Design (1)
Static moment (M)
+
Allowable static moment (M max)
m
m
Moment generated by the workpiece weight even when the cylinder is stopped
Roll moment
–3
M = m x g x (L + B) x 10
2
L
B
M
2
m x g
Guide shaft mounting surface
Moment generated by the load equivalent to impact at the stroke end
We: Load equivalent to impact [N]
m
: Load mass [kg]
–3
Guide shaft mounting surface
+
Moment
Allowable moment
(Static moment/Dynamic moment)
m
Yaw moment
–3
M = m x g x (L + A) x 10
3
B
L
M
3
m x g
U: Max. speed [mm/s]
g: Gravitational acceleration [9.8 m/s
Yaw moment
∗ ⋅ We (L + A) ⋅ 10
Me = 1/3
3
Me
3
We
Dynamic moment (Me)
Allowable dynamic moment (Me max)
M
3
M M
1 2
Model
CYP15
CYP32
–3
Model A
CYP15
16.5 25.5
CYP32
27.0 48.0
A
M , , : Moment [N⋅m]
1 2 3
m : Load mass [kg]
L : Distance to load center of gravity [mm]
A, B : Distance to guide shaft [mm]
g : Gravitational acceleration [9.8 m/s
Guide central axis
Cylinder central axis
2
]
–3
Model A
CYP15 16.5
CYP32
27.0
Cylinder central axis
Guide central axis
≤ 1
(N⋅m)
M M M
1 2 3
0.3 0.6 0.3
3 4 3
(mm)
B
2
]
(mm)
B
25.5
48.0