Lola Redesign Progress Report Jeff Bennett Jonathan Boschiero Kiehl McIntyre Ryan Ernst David Turcic (Advisor) David Cifuni (PECO Contact)

Overview of Lola operation Problem definition Top-level design evaluation Summary Presentation Overview

Lola Heats metal inserts. Presses inserts into nylon fuel access panel. Process Overview

Loading Channel Process Overview Does not distinguish insert materials

Heating Tube Process Overview Does not control temperature Can not be easily emptied

Shuttle Receives insert. Process Overview

Shuttle Positions insert under ram. Process Overview

Pressing Ram presses insert into fuel access panel. Process Overview Does not measure insertion depth

Design Evaluation Top-Level Evaluation Material Identification Heating Insert Evacuation

Material Identification Top-Level Evaluation costcomplexitymanufacturabilityperformanceScore Current system(manual)00000 Mass ID Optical ID Resistance ID Inductance ID+00++2

Material Identification Top-Level Evaluation Capacitance sensor

Heating Tube Top-Level Evaluation costcomplexitymanufacturabilityperformanceEnvironmental sensitivity score Induction Circulated Down flow Block off plates

Heating Tube Block off plates

Heating Tube Recirculation

Insert Evacuation Top-Level Evaluation DesignCostComplexityManufacturabilityPerformanceSensitivityOverall Score Pivot Column Cycle Inserts Out Hole Under Column

Insert Evacuation Hole under column

Insert Evacuation Closed for shuttling inserts

Insert Evacuation Open for emptying heating tube

Pressing Top-Level Evaluation Design CostComplextyManufacturabilityPerformanceSensitivityScore Existing System Two Piston---++ Pressure Tap0--0+ Paired Ultrasonic Datum Plane

Pressing Top-Level Evaluation

Summary Design Solutions Capacitance sensor identifies insert material Block off plates eliminates chimney effect Insert evacuation empties heating column Ram travel sensor and surface locator identifies short pressing

Questions?