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10-2 Absorbing capacity of air cushion and stroke adjustment unit
Stroke adjustment unit with shock absorber
Calculation of absorbing energy
Type of collision
Horizontal collision
Vertical collision
(descent)
Vertical collision
(ascent)
Kinetic energy E
1
1
m
・
v
2
2
Thrust energy E
2
F
・
s
F
・
s + m
・
g
・
s
F
・
s - m
・
g
・
s
Absorption energy E
E
1
+ E
2
V
:
Speed of load (m/s) m
:
Weight of load (kg) F
:
Thrust of cylinder (N)
g
:
Gravitational acceleration (9.8m/s) s
:
Stroke of shock absorber (m)
Note) Speed of load is the speed of the moment when load collides with shock absorber.
Torque for bolt
unit : N.m
Bore size (mm)
Torque
25
3
32
5
40
10
Stroke adjustment unit lock plate
Torque for bolt
unit : N.m
Bore size (mm)
Torque
25
1.2
32
3.3
40
3.3
Stroke adjustment unit
Summary of Contents for HYRODLESS MONOSASHI-KUN
Page 26: ...26 Chapter 8 External Dimension Drawing 8 1 Hyrodless Monosashi kun with brake scale ...
Page 27: ...27 8 2 With scale ...
Page 28: ...28 8 3 With brake ...
Page 29: ...29 8 4 With shock absorber ...
Page 30: ...30 8 5 With stroke adjustment unit X416 ...
Page 31: ...31 8 6 With stroke adjustment unit X417 ...
Page 32: ...32 Chapter 9 Construction Parts list ...
Page 42: ...42 ...