CHAPTER 15 APPENDIXES
Capacity Selection Calculation 15-19
15
Conversion
４
Ｗ
Ｄ
１０
3
2
Ｊ
3
＝
× ＧＬ
2
Ｊ
Ｌ
１０
3
2
Ｊ
4
＝× ＧＬ
2
＋ Ｗ
２１０
3
Ｗ
１
ＢＰ
2
Ｊ
1
＝
× ＧＬ
2
×
W: Total mass of moving parts [kg]
BP: Thread lead [mm]
GL: Reduction ratio (no unit)
W: Total mass of moving parts [kg]
D: Diameter of pinion [mm]
Diameter of sprocket [mm]
GL: Reduction ratio (no unit)
W: Total mass of moving parts [kg]
D: Roll diameter [mm]
GL: Reduction ratio (no unit)
J: Inertia around the center of gravity of body
W: Mass of body [kg]
L: Distance between body and axis of rotation [mm]
GL: Reduction ratio (no unit)
Ball screw
Rack & Pinion, conveyor and chain drive
Feed roll
Rotating body and table drive
Obtain the sum of inertia of each shape.
Inertia of body located at a distance from the axis of rotation （Ｊ
４
）
４
Ｗ
Ｄ
１０
3
2
Ｊ
2
＝
× ＧＬ
2
π
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