Central Washington University ScholarWorks@CWU Mechanical Engineering and Technology Senior Student Scholarship and Creative Works Projects Spring 4-27-2015 Collapsible Bicycle Frame Keith Stone Central Washington University, [email protected] Follow this and additional works at: http://digitalcommons.cwu.edu/cwu_met Part of the Mechanical Engineering Commons Recommended Citation Stone, Keith, "Collapsible Bicycle Frame" (2015). Mechanical Engineering and Technology Senior Projects. Book 28. http://digitalcommons.cwu.edu/cwu_met/28 This Book is brought to you for free and open access by the Student Scholarship and Creative Works at ScholarWorks@CWU. It has been accepted for inclusion in Mechanical Engineering and Technology Senior Projects by an authorized administrator of ScholarWorks@CWU. Collapsible Bicycle Frame By Keith Stone Table of Contents INTRODUCTION ............................................................................................................................................. 1 Motivation ................................................................................................................................... 1 Function Statement ..................................................................................................................... 1 Requirements .............................................................................................................................. 1 Engineering merit........................................................................................................................ 1 Scope of Effort ............................................................................................................................ 2 Success Criteria ........................................................................................................................... 2 DESIGN & ANALYSIS ...................................................................................................................................... 2 Approach: Proposed Solution ..................................................................................................... 2 Description .................................................................................................................................. 3 Benchmark .................................................................................................................................. 4 Predictions................................................................................................................................... 5 Description of Analysis............................................................................................................... 5 Scope of Testing and Evaluation ................................................................................................ 6 Analysis....................................................................................................................................... 6 Approach ............................................................................................................................................... 6 Design .................................................................................................................................................... 6 Calculated Parameters .......................................................................................................................... 7 Device Assembly ................................................................................................................................... 8 Tolerances ............................................................................................................................................. 8 Technical Risk Analysis ............................................................................................................. 9 METHODS & CONSTRUCTION ....................................................................................................................... 9 Description .................................................................................................................................. 9 Drawing Tree .............................................................................................................................. 9 Parts List ..................................................................................................................................... 9 Manufacturing Issues ................................................................................................................ 10 Discussion of Assembly ............................................................................................................ 10 TESTING METHOD ....................................................................................................................................... 11 Introduction ............................................................................................................................... 11 Method ...................................................................................................................................... 11 Test Procedure .......................................................................................................................... 12 Deliverables .............................................................................................................................. 13 BUDGET/SCHEDULE/PROJECT MANAGEMENT ........................................................................................... 14 Proposed Budget ....................................................................................................................... 14 Part Suppliers ...................................................................................................................................... 14 Labor/Outsource rates ........................................................................................................................ 14 Project Cost ......................................................................................................................................... 14 Funding Source ................................................................................................................................... 14 Proposed Schedule .................................................................................................................... 14 High Level Gantt Chart ........................................................................................................................ 14 Tasks .................................................................................................................................................... 15 Total Project Time ............................................................................................................................... 15 Project Management ................................................................................................................. 15 Human Resource ................................................................................................................................. 15 Resources ............................................................................................................................................ 15 DISCUSSION ................................................................................................................................................. 15 Design Evolution ...................................................................................................................... 15 Project Risk Analysis ................................................................................................................ 16 CONCLUSION ............................................................................................................................................... 16 ACKNOWLEDGEMENTS ............................................................................................................................... 17 REFERENCES ................................................................................................................................................ 17 APPENDIX A – Analyses ............................................................................................................................... 18 APPENDIX B – Sketches, Assembly drawings, Sub-assembly drawings, Part drawings .............................. 33 APPENDIX C – Parts List............................................................................................................................... 47 APPENDIX D – Budget ................................................................................................................................. 48 APPENDIX E – Schedule; use a spreadsheet or software (MS Project), for the year. ................................. 49 APPENDIX F – Evaluation sheet (Testing).................................................................................................... 50 APPENDIX G – Testing Report ..................................................................................................................... 51 APPENDIX H – Testing Data ......................................................................................................................... 53 APPENDIX I – Resume ................................................................................................................................. 54 Figures and Tables Figure: B-1a