SMC Networks CRJ Series, Руководство по эксплуатации

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Kinetic energy
Table (9) shows the allowable kinetic energy of the rotary actuator.
The end angular speed
ω
is obtained by:
t

２
ω＝
θ
: Rotation angle [ rad ]
ｔ
: Rotation time [ s ]
Kinetic energy E is obtained by:
２
ω Ｉ
２
１
  
E
Therefore, the rotary table rotation time is:
Ｅ
θ Ｉ ２
ｔ
２
 

- 28 -
E: Allowable kinetic energy [ J ]
θ
: Rotation range [ rad ]
I: Moment of inertia [ kg
・
m
2
]
During uniform acceleration, the angular acceleration

after t seconds can be
found as follows.
t
 
 

…
( 1 )
C t tdt
  
2
2
1
  
 
…
( 2 )
When
0

t
, rotation angle

=0, so the integration constant is C =0.
t t
  
2
1
2
1
2
 

thus,
t


2

Table 9. Allowable kinetic energy (J)
Model
Allowable kinetic energy
(mJ)
Basic type CRJB05 0.25
With external
stopper
CRJU05 1.0
Basic type CRJB1 0.40
Basic type CRJU1 2.0
2020-10-13 10:43
DI987004