Force Calculation Formula:
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The DC motor force calculation determines the linear force generated by a motor's torque applied through a wheel or pulley. This is essential for designing mechanical systems, robotics, and motion control applications where precise force output is required.
The calculator uses the force calculation formula:
Where:
Explanation: The formula converts rotational torque into linear force by considering the leverage provided by the wheel radius, with the conversion factor ensuring proper unit handling.
Details: Accurate force calculation is crucial for determining if a motor can overcome friction, move loads, and perform required work in applications like conveyor systems, robotic arms, and electric vehicles.
Tips: Enter torque in kg·cm and wheel radius in cm. Ensure both values are positive and non-zero. The calculator will compute the linear force output in Newtons.
Q1: Why is the conversion factor 9.55 used?
A: The factor 9.55 accounts for unit conversions between kg·cm torque and Newtons force, incorporating gravitational and rotational relationships.
Q2: Can this formula be used for any DC motor?
A: Yes, this formula applies to all DC motors as long as you have accurate torque specifications and wheel radius measurements.
Q3: What if I have torque in different units?
A: Convert your torque to kg·cm before using this calculator. Common conversions: 1 N·m = 10.197 kg·cm, 1 oz·in = 0.072 kg·cm.
Q4: How does wheel radius affect the force output?
A: Smaller wheel radius increases force but reduces speed, while larger radius decreases force but increases speed - demonstrating the torque-speed tradeoff.
Q5: Is this calculation affected by motor efficiency?
A: This calculation provides theoretical maximum force. Actual force may be lower due to mechanical losses, friction, and motor efficiency factors.