NB - Actuator - NB - #9

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Bearing, Rail, Actuator, Slide table, Guide


Text version of the page
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By utilizing four-point contact structure, the BG type provides extremely high rigidity. Figure I-6 shows deflection of each size of long block against radial load. Table I-6. shows the geometrical moment inertia of guide rails.
Figure I-6 Block Deflection against Radial Load
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BG20A/
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Table I-6 Geometrical Moment Inertia of Guide Rails
part number
geometrical moment inertia (mm4)
mass (kg/100mm)
IX(X Axis)
IY(Y Axis)
BG20
6.50X103
6.00X 104
0.25
BG26
1.69X104
1.47X105
0.38
BG33
5.11X104
3.42X105
0.60
BG46
2.42X105
1.49X106
1.24
BG55
2.29X105
2.28X106
1.50
cm/ m>o
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