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Full-Text Articles in Engineering

A Rapidly Prototyped 2-Axis Positioning Stage For Microassembly Using Large Displacement Compliant Mechanisms, Aaron Hoover, Srinath Avadhanula, Richard Groff, Ronald Fearing Jul 2012

A Rapidly Prototyped 2-Axis Positioning Stage For Microassembly Using Large Displacement Compliant Mechanisms, Aaron Hoover, Srinath Avadhanula, Richard Groff, Ronald Fearing

Aaron M. Hoover

Compliant mechanisms provide an attractive alternative to conventional rigid mechanisms in the design of ultra low-cost precision positioning systems. The desirable performance characteristics of these mechanisms including freedom from backlash, long life, light weight, and ease of fabrication/assembly make them an ideal solution to the problem of inexpensive precision positioning for microassembly. This paper presents a design for a 2 axis precision positioning system which makes use of large displacement compliant mechanisms, a room temperature and pressure molding fabrication process, commodity hardware, and a piecewise linear interpolation compensation scheme to achieve positioning performance suitable for automated assembly of sub-centimeter robotic …


Cpe Senior Project Final Report: Roborodentia 2012 - Team Street Sweeper, Jason Miller, David Pascale Jun 2012

Cpe Senior Project Final Report: Roborodentia 2012 - Team Street Sweeper, Jason Miller, David Pascale

Computer Engineering

The Street Sweeper was a multi-disciplinary, autonomous robotics project constructed to compete in Cal Poly's Roborodentia XVII in 2012. The goal of the competition was to collect painted cat food cans in the team's goal area, with bonus points for stacking the cans. Street Sweeper was very much a budget robot, but due to good planning and strategy, managed to place 2nd in the competition.