产品综合样本 release 8.5 - page 1054

产品综合样本
> 8.5
版本
附录
03
a
/3.05
计算:
l = m(4A
2
+ B
2
) = 20(4
.
1.0
2
+ 0.05
2
) = 6.67 kg
.
m
2
12
12
E
K
= lω
2
= 6.67
.
2.0
2
= 13.34 Nm
2 2
θ = S = 0.015 = 0.019 rad
Rs 0.8
E
D
= T
.
θ = 20
.
0.018 = 0.36 Nm
E
T
= E
K
+ E
D
= 13.34 + 0.36 = 13.7 Nm
E
TC
= E
T
.
C = 13.7
.
600 = 8220 Nm/h
v = ω
.
Rs = 2.0
.
0.8 = 1.6 m/s
Me = 2 E
T
= 2
.
13.7 = 10.7 kg
v
2
1.6
2
可选用
SA 1412
缓冲器,其技术参数为:
E
T
(max) = 20 Nm
E
TC
(max) = 33000 Nm/h
Me (max) = 40 kg
计算:
E
K
= mv
2
= 5
.
0.5
2
= 0.63 Nm
2 2
E
D
= F . S = m
.
g
.
µ
.
S = 5
.
9.81
.
0.25
.
0.006 = 0.07 Nm
E
T
= E
K
+ E
D
= 0.63 + 0.07 = 0.7 Nm
E
TC
= E
T
.
C = 0.7
.
3000 = 2100 Nm/h
Me = 2E
T
= 2
.
0.7 = 5.6 kg
v
2
0.5
2
可选用
SA 0806
缓冲器,其技术参数为:
E
T
(max) = 3 Nm
E
TC
(max) = 7000 Nm/h
Me (max) = 6 kg
计算:
v = √ (2g
.
h) = √ (2
.
9.81
.
0.3) = 2.43 m/s
E
K
= m
.
g
.
h = 10
.
9.81
.
0.3 = 29.4 Nm
E
D
= F
.
S = m
.
g
.
sinα
.
S = 10
.
9.81
.
sin30°
.
0.015 = 10
.
9.81
.
0.5
.
0.015 = 0.7 Nm
E
T
= E
K
+ E
D
= 29.4 + 0.7 = 30.1 Nm
E
TC
= E
T
.
C = 30.1
.
600 = 18060 Nm/h
Me = 2E
T
= 2
.
30.1 = 10.2 kg
v
2
2.43
2
可选用
SA 2015
缓冲器,其技术参数为:
E
T
(max) = 59 Nm
E
TC
(max) = 38000 Nm/h
Me (max) = 120 kg
6
:倾斜撞击(斜面滑落)
m = 10 kg
h = 0.3 m
S = 0.015 m
α = 30°
C = 600 /h
7
:在传送带上物体水平撞击
m = 5 kg
v = 0.5 m/s
μ = 0.25
S = 0.006 m
C = 3000 /h
α
8
:旋转门的水平撞击
m = 20 kg
ω = 2.0 rad/s
T = 20 Nm
Rs = 0.8 m
A = 1.0 m
S = 0.015 m
C = 600 /h
ω
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