A Novel Route to Optimize Placement Equipment Kinematics by Coupling Capacitive Accelerometers

Area of Science:

• Robotics and Automation
• Mechanical Engineering
• Manufacturing Systems

Background:

• Inertial forces significantly impact component transportation in automated systems.
• Optimizing inertial forces is crucial for electronic component placement accuracy.
• Existing methods struggle with precise real-time monitoring of sensor positions relative to measurement points.

Purpose of the Study:

• To introduce a novel calibration method for triaxial accelerometers on surface mount machines.
• To enable instantaneous prediction of assembly positions by accurately monitoring end-effector motion.
• To address and correct for uncertainties in accelerometer sensor positioning.

Main Methods:

• Utilizing triaxial accelerometers to measure end-effector accelerations and velocities during planar motion.
• Developing dynamic equations for the system to model motion.
• Implementing an integration method to correct for sensor position uncertainty.

Main Results:

• Demonstrated a method to calibrate accelerometers for enhanced kinematic analysis.
• Enabled accurate measurement of end-effector accelerations and velocities.
• Provided a means to correct for sensor position discrepancies, improving accuracy.

Conclusions:

• The novel calibration method enhances the accuracy of machine end-effector kinematic analysis.
• Accurate real-time motion monitoring allows for optimized component placement in electronic systems.
• This approach improves system response and overall assembly precision.