Design for Manufacturing
Design for Manufacturing
DFM with Suppliers
Copyright ? 2003-2007 Raytheon Company. All rights reserved. R6 is a Raytheon trademark registered in the United States and Europe. Raytheon Six Sigma is a trademark of Raytheon Company. R6s is a trademark of Raytheon Company.
Supplier DFM Objective
? Leverage supplier domain expertise ? Eliminate design modifications required for schedule, cost and/or
producibility ? Align to supplier capabilities and strengths ? Improve quality ? Reduce total cost
Questions??? Ask the expert at mailto::dfss@
Copyright ? 2003?2007 Raytheon Company. All Rights Reserved.
Page 00 - 2
Cost, Quality & Cycle Time
? System requ1ir0e0ments ? Materials 90 ? Tolerances 8 0 ? Test specifica7t0ions
? Component c6o0unt
? Competitive bidding ? Spec exceptions
50
Actual 40 Influence on 30
20
Total Cost 1 0
70%
20%
%
Courtesy of Monroe and Associates
Design 5%
? Learning curve ? Automation
? Process optimization ? SPC ? Lean
5% 15%
Manufacturing
Labor
30%
Materials
15%
50%
Traditional
Understanding
of Total Cost
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Copyright ? 2003?2007 Raytheon Company. All Rights Reserved.
Page 00 - 3
Maximizing Customer Value Through DFM
? We have a shared responsibility to provide the best value to our customers
? Optimum design aligns to both the customer requirements and the manufacturing capabilities
? DFM connects the designers responsible achieving customer requirements to the manufacturing and supplier teams responsible for delivering the products
Customer
Design
Requirements Process
Manufacturing Capabilities
QFD/VOC
DFM
Copyright ? 2003?2007 Raytheon Company. All Rights Reserved.
Page 00 - 4
The Yield Impact from Improving Margin
Relax requirements and/or improve process
# of parts/steps
1 10 30 50 100 150 200 219 250 300
Sigma Level Impact on First Pass Yield
? 3
? 4
? 5
? 6
93.3%
99.4%
99.98%
99.999966%
50.1% 12.6%
94.0% 83.0%
99.77% 99.30%
99.9966% 99.99%
---
DFM 73.2%
98.84%
99.98%
---
53.6%
97.70%
99.97%
---
39.4%
96.61%
99.95%
---
28.8%
--- DFA 25.6%
95.45% 95.03%
99.93% 99.92%
---
21.1%
94.35%
99.91%
---
15.4%
93.26%
99.90%
Copyright ? 2003?2007 Raytheon Company. All Rights Reserved.
Page 00 - 5
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