Arm

An arm is one of the simplest mechanisms that is commonly used for a variety of applications.

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Unit of Measure

Imperial Metric

Variables

Conversion Calculator

(mass / 12 * length² * width²) + (12 * offset²)

Length

Width

Mass

Offset

mass = density * (length * width * height)

(mass / 12 * length² * width²) + (12 * offset²)

Length

Width

Height

Density

Offset

Inertia

Counterbalance

mass * (offset)²

Mass

Offset

Gear Variables

Conversion Calculator

(gear1 diameter)/(gear2 diameter)

Gear 1

(mass / 8) * diameter²

Diameter

Mass

(3.14 / 32) * density * length * diameter⁴

Diameter

Density

Length

Inertia

Gear 2

(mass / 8) * diameter²

Diameter

Mass

(3.14 / 32) * density * length * diameter⁴

Diameter

Density

Length

Inertia

Operating Parameters

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Movement Profile

Angular Velocity

Acceleration Time

Safety Factor

Safety Factor

Calculated Values

RPM:

Total Inertia:

Acceleration Torque:

Total Torque:

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