Robotic Painter Prototype Final Report 9142010 Ryan G

Robotic Painter Prototype Final Report 9/14/2010 Ryan G. Rosandich, Ph. D. Department of Mechanical and Industrial Engineering University of Minnesota Duluth

The Problem Placing messages onto the roadway surface including stop-walk messages or left or right turn arrows is accomplished using stencils and rollers. Can a robotic message painter be developed whereby messages could be applied automatically from an operator position?

Design Process n First student design team ¨ Fall semester 2009 ¨ Mechanical structure design ¨ Fabrication n Second student design team ¨ Spring semester 2010 ¨ Paint delivery system ¨ Linear motion components ¨ Power and air supply

Students Involved Ryan Bowlds n Matt Erickson n J. T. Gaige n Chad Hoel n Kenn Houk n Nathan Kurlinski n Tyler Stusynski n Ben Waldera n Kyle Woodley n

Paint Delivery System n Single paint head due to cost ($500+) ¨ Graco n AL Airless gun Electric airless pump ¨ Graco Magnum X 7

Linear Motion Components n Techno-Isel Voyager Belt Slides ¨ Servo motors ¨ Gear boxes n Galil Motion Control ¨ Control board ¨ Servo amp n Power supply

Power and Air Supply Air Compressor n Portable Generator n

Finished Product

Operator Interface

Specifications Paintable area 98 in. x 47 in. (2. 5 m x 1. 2 m) n Painting speed 12 in. /sec. (300 mm/sec) n Painting width 4 in. (100 mm) n Paint pressure 2500 psi (17. 5 MPa) n Air pressure 80 -100 psi (. 56 -. 70 MPa) n Max power demand 3000 W n Single operator n

What We Can Paint Letters: A-Z n Words: STOP SLOW TURN XING n Arrows: straight, right, left, combos n n Symbols: RXR, handicap, bike

Some Results

What is left? Comprehensive final report n Future developments n Future applications n

Budget Status Paint delivery above budget n Mechanical structure below budget n Electrical and controls on budget n Salary below budget n Total project below budget n

Expected Benefits n Improved Safety ¨ Fewer workers, less time exposed ¨ Operated from a distance n Improved Productivity ¨ Single n operator, faster painting Improved Flexibility ¨ Not limited to standard stencils

Questions or Comments?