Mission Statement

1. DaimlerChrysler Prop Rod Rosemary Kowalski Meghan O’Leary Jason Reinhardt Stephen Walls • Mission Statement • To redesign the Prop Rod that will be used to support the Liftgate of the Dodge Durango during the paint process applications, while satisfying wants and constraints imposed by the Paint Department of DaimlerChrysler • 4 Positions • Customers • Paint Department Management • Rudy, Steve, and Matt • Employee Installing the Prop Rod • Paint Booth Adjuster • Worker Adjusting the Prop Rod • Employee Removing the Prop Rod • Cleaner • Machinist • Daimler Chrysler • Car Industry • Senior Design Staff • Criteria for Top Choice • Customer Data and Wants Formulation • The Top 10 Customer Wants • Benchmarking using a Comparative Performance Scale • Wants to Metrics Cross Correlation • Concept Evaluation and Selection • T-attachment • No Hinge • No Moving Parts • Quick Installation • First Position • Second Position • Third Position • Fourth Position • Wants/Metrics/Target Values • Top Wants: • User Friendly • Work with current line • Lightweight • Quick Installation • No Moving Parts • Cost Effective • Reduce Overall Size • Manufacture In-House • Critical Issues • Damage to the Liftgate • No Moving Parts • BASF Testing • Prototype Design • T-Attachment • Curved Solid Bar • Experimental Data Acquisition • Impact Testing • t = 0.03 seconds • F = 2603 N • Stress due to Ring Loading = 36.6 MPa • Shear in Attachment = 2.56 MPa • Attachment Connection and Fit • Final Design • T-Attachment • Solid Bar • Relevant Benchmarking • Current Prop Rod: • Attachment • Hinge • Rod • Two piece DaimlerChrysler • Jeep Grand Cherokee • Windsor Minivan Rod • Final Design & Criteria Check • User Friendly – Employee Feedback •No Moving Parts • Works with current line •Reduce Overall Size – 60” x 10” • Lightweight – 4.25 lb •Cost effective – $69.27 • Quick Installation – <10sec •Manufacture In-House • Constraints • Paint Booth Environment • Positioning – Allow 4 different opening angles • Heat Resistant – Withstand temperature 400+ F • Process Friendly – No additional manpower • OSHA and Ergonomic Concerns • BASF Testing • Metallographic Testing • Failure Analysis of Current Rod • Improvements to Final Design