DFA, DFM, & DFMA 2 DFA, DFM, & DFMA 2 - Department of ...

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Less Fasteners especially screws & bolts Left to right: simplest, low cost to most parts hardest to assembly Boothroyd & Dewhurst Inc, 1999
Reduce Tangling / Nesting • Takes time to separate • Requires people • Hard to automate Hugh Jack, Jack 2001
Page 1 and 2: Lecture 8 Working for the environme
Page 3 and 4: Reduce number of different parts -
Page 5: Reduction Number of Processes • L
Page 9 and 10: Ensure Access & Visibility www.detn
Page 11 and 12: Reduce locating/alignment operation
Page 13 and 14: The concept of DFMA has been introd
Page 15 and 16: The The Advantages of of Applying D
Page 17 and 18: PROCEDURE FOR THE ANALYSIS OF MANUA
Page 19 and 20: The Pen Example • Take the pens a
Page 21 and 22: Orientation AXIS OF INSERTION Rotat
Page 23 and 24: Then, a plain square prism which is
Page 25 and 26: Estimated Handling Time Table Total
Page 27 and 28: Estimated InsertionTimes Source: De
Page 29 and 30: Estimated Handling Time Table Sourc
Page 31 and 32: Estimated InsertionTimes Estimated
Page 33 and 34: Estimated InsertionTimes Estimated
Page 35 and 36: CASE STUDY: controller assembly
Page 37 and 38: Design Change Item Time savings 1 c
Page 39 and 40: Thank you for your attention Thank
Page 41 and 42: DESIGN GUIDELINES FOR INSERTION AND
Page 43 and 44: DESIGN GUIDELINES for INSERTION and
Page 45 and 46: ADDITIONAL INFORMATION (cont’d) E
Page 48 and 49: ADDITIONAL INFORMATION (cont’d) H
Page 50 and 51: ADDITIONAL INFORMATION (cont’d)
Page 52: Active websites which has DFMA stud

DFA, DFM, & DFMA 2 DFA, DFM, & DFMA 2 - Department of ...

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