“ “ Brazing Saddles” Brazing Saddles” ( ( Team 15) Team 15) Client: Parker-Hannifin Client: Parker-Hannifin Faculty Mentor: Dr. Kevin Kochersberger Faculty Mentor: Dr. Kevin Kochersberger Faculty Coordinator: Prof. Paul Stiebitz Faculty Coordinator: Prof. Paul Stiebitz Critical Design Review Critical Design Review May 16, 2003 May 16, 2003 Project Manager: Melissa Project Manager: Melissa Curtin Curtin Ethan Bagley (ME) Ethan Bagley (ME) Paul Diedrich (IE) Paul Diedrich (IE) Charles Gullo (IE) Charles Gullo (IE) Thomas Wild (ME) Thomas Wild (ME) Brian Belpanno (IE) Brian Belpanno (IE)
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“Brazing Saddles” ( Team 15) Client: Parker-Hannifin Faculty Mentor: Dr. Kevin Kochersberger Faculty Coordinator: Prof. Paul Stiebitz Critical Design Review.
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Faculty Mentor: Dr. Kevin KochersbergerFaculty Mentor: Dr. Kevin KochersbergerFaculty Coordinator: Prof. Paul StiebitzFaculty Coordinator: Prof. Paul Stiebitz
Critical Design ReviewCritical Design ReviewMay 16, 2003 May 16, 2003
• Pneumatic circuit diagram Pneumatic circuit diagram – Design reuses nearly all components of existing systemDesign reuses nearly all components of existing system
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Boat DesignBoat Design
• Machinable ceramicMachinable ceramic• Sloped front edgeSloped front edge• Pins installed for Pins installed for
stabilitystability• Sized to fit existing Sized to fit existing
boats with parts boats with parts included.included.
No FailuresDue to the heaviness of the part, temporary displacement of the vertical lift plate occurred. This did not allow the part to be pushed off onto the ramp. Once the maximum height of the vertical plate was adjusted and the edge of the ramp filed down, no further failures occurred.No FailuresNo Failures
No FailuresNo FailuresNo Failures
Results
ResultsNo FailuresNo FailuresA failure occurred due to the mock setup. After adjustments were made to the mock conveyor, no further failures occurred.
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Ergonomics and SafetyErgonomics and Safety
• Safety CoversSafety Covers– Cover most pinch pointsCover most pinch points
• Uncovered points noted by signageUncovered points noted by signage
• Cart SelectionCart Selection– Height of 50Height of 50thth percentile male (35 in) percentile male (35 in)– Full cart initial push force acceptable to 90% of industrial Full cart initial push force acceptable to 90% of industrial
workersworkers (< 275 N, Cirello et al 1993Maximal Acceptable Push Forces)(< 275 N, Cirello et al 1993Maximal Acceptable Push Forces)
• Audible AlarmAudible Alarm– Meets Patterson’s 1990 good alarm propertiesMeets Patterson’s 1990 good alarm properties
• 30 db above ambient level30 db above ambient level• Not overly startlingNot overly startling• Does not disrupt processing of other signalsDoes not disrupt processing of other signals• Informative, 2 distinct alertsInformative, 2 distinct alerts
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Web SiteWeb Site
• Flash and HtmlFlash and Html• Meets Criterion while remaining Meets Criterion while remaining
entertaining for undergradsentertaining for undergrads• Human factors principals used in Human factors principals used in
• Client concerns addressed:Client concerns addressed:– Boats brazing to furnaceBoats brazing to furnace– ReliabilityReliability
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Special Thanks To:Special Thanks To:
• Parker HannifinParker Hannifin• Fulya TezerFulya Tezer• Brett YoungstromBrett Youngstrom• Dave HathawayDave Hathaway• Dr. Kevin KochersbergerDr. Kevin Kochersberger• Professor Paul StiebitzProfessor Paul Stiebitz• Professor Ron AmbergerProfessor Ron Amberger• Professor Brian ThornProfessor Brian Thorn