PASCOR GroupPASCOR Group

Industry AdviserIndustry Adviser:: Craig Smit Craig SmitProduct EngineerProduct Engineer

Faculty AdviserFaculty Adviser:: Chien Wern, Ph.D. Chien Wern, Ph.D.

Team MembersTeam Members:: Jeremie Bilisari Jeremie BilisariSteve GreeneSteve Greene

Joe HartleyJoe HartleyRobby HoffRobby HoffMatt SmithMatt Smith

OverviewOverview

BackgroundBackground Mission Statement Mission Statement Project ObjectivesProject Objectives PProject roject DDesign esign SSpecificationspecifications Final Design SelectionFinal Design Selection Performance EvaluationPerformance Evaluation What’s LeftWhat’s Left ConclusionConclusion

BackgroundBackground

PASCOR – Pacific Air Switch CorporationPASCOR – Pacific Air Switch Corporation

BackgroundBackground

Brazing Process Brazing Process

BackgroundBackground

Current Strip Forming SystemCurrent Strip Forming System

Mission StatementMission Statement

The design team will develop a fully The design team will develop a fully automated device to cut and form strips of automated device to cut and form strips of silver. The device is required to produce silver. The device is required to produce strips quickly and accurately while being strips quickly and accurately while being robust and portable. robust and portable.

Project ObjectivesProject Objectives

Design and Build a Functional Prototype Design and Build a Functional Prototype to Replace Current System. to Replace Current System.

Maintain TolerancesMaintain Tolerances

Multiple LengthsMultiple Lengths

QuickQuick

2”, 3”, 5” & 6.5”

R=1/4”

1/4”

Tolerance( +/- 1/16” )

PProject roject DDesign esign SSpecificationspecifications

High Priority CriteriaHigh Priority Criteria-- Safety: Emergency Switch & Safety GuardsSafety: Emergency Switch & Safety Guards

-- Performance: Adjustability, Tolerance & Parts/sec. Performance: Adjustability, Tolerance & Parts/sec.

Medium Priority CriteriaMedium Priority Criteria-- DurableDurable

-- Use of Replaceable Parts Use of Replaceable Parts

-- Cost of Production < $5,000Cost of Production < $5,000

Low Priority CriteriaLow Priority Criteria-- Curvature of StripsCurvature of Strips

Final Design SelectionFinal Design Selection

Performance EvaluationPerformance Evaluation

Targets Met:Targets Met: - Length Tolerance: 2” pieces within 1/32” (Goal was 1/16”)- Length Tolerance: 2” pieces within 1/32” (Goal was 1/16”)

- Radius Curvature: 1/4” radius achieved- Radius Curvature: 1/4” radius achieved- Length Curvature: Achieved - Length Curvature: Achieved - Multiple Lengths: Programs for all required lengths- Multiple Lengths: Programs for all required lengths- Weight ~ 45 lbf (Goal was < 50 lbf)- Weight ~ 45 lbf (Goal was < 50 lbf)- Cost ~ $2500 (Budget Was $5000)- Cost ~ $2500 (Budget Was $5000)

Targets Not Met:Targets Not Met:- Parts Per Time: 2” piece @ 1.8 sec. - Parts Per Time: 2” piece @ 1.8 sec. 6.5” piece @ 5 sec. 6.5” piece @ 5 sec.

What’s LeftWhat’s Left

Install Emergency Stop SwitchInstall Emergency Stop Switch

Install Photoelectric Sensor Install Photoelectric Sensor

Adjust Final Three Lengths to ToleranceAdjust Final Three Lengths to Tolerance

Encase MachineEncase Machine

Consider Ventilation of Electrical PartsConsider Ventilation of Electrical Parts

Incorporate High Speed Card Incorporate High Speed Card

ConclusionConclusion

Special ThanksSpecial Thanks

Mike Flaman @ PCC for Machining HelpMike Flaman @ PCC for Machining Help

Pacific Machinery & Tool Steel for Pacific Machinery & Tool Steel for material donationsmaterial donations

Shawn Dunigan @ ABC Electric for PLC Shawn Dunigan @ ABC Electric for PLC programming assistanceprogramming assistance

Questions?Questions?