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4/25/2012. ? 2000 Alexander Slocum. 2. 2.007 is the introductory design
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1. 4/26/2012 © 2000 Alexander Slocum 1 2001 2.007License to a Design Odyssey: Oops, HAL, I Tilted Again!Course Contents & Schedule Topics
Why 2.007?
Teamwork?
2001 Contest! Oops, HAL, I Tilted Again!
Lectures
Labs
Safety!
Milestones (there is no such thing as a problem set!)
Schedule
Grading
The www and 2.007
2. 4/26/2012 © 2000 Alexander Slocum 2
3. 4/26/2012 © 2000 Alexander Slocum 3 Teamwork? You MUST be a good designer in your own right, if you are to ever function effectively on a team
Of course you are allowed to ask for help and exchange ideas…..that’s why this is a FUN course…..
BUT, machines for the 2.007 contest MUST be substantially created and built by individual students!
Team-based design of more complex systems will occur in following courses (2.008 & 2.009)
You WILL experience a taste of teamwork in 2.007 by forming evaluation teams that evaluate each others progress on milestones before weekly lab instructor one-on-one meetings
4. 4/26/2012 © 2000 Alexander Slocum 4 The 2001 2.007 Design Contest: Oops! HAL, I Tilted Again! “Rules”:
Beam is locked level for first 10 seconds at the start, so machine weight might not be an advantage
The beam and the pendulum mast tilt together about the torsion-spring loaded shaft
“Score” is the angle of tilt of the mast at the end of 45 second contest
What would you do?
How would you go about designing and building a machine to participate?
How would you balance your effort with all the other obligations you have?
Can you swing it?
This course will teach you how turn unstructured problems into:
FUNstructured Opportunities!
5. 4/26/2012 © 2000 Alexander Slocum 5 Lectures Lectures are in 26-100 TR 11-12:30 until Spring Break
Lectures are posted on the web: http://pergatory.mit.edu/2.007
After Spring break, its build and test!
Lecture Topics
Topic 1: Design is a Passionate Process
Topic 2: Creation of Ideas
Topic 3: Fundamental Mechanical Design Principles
Topic 4: Linkages
Topic 5: Power Transmission Elements
Topic 6: Vehicle Design
Topic 7: Structural Design
Topic 8: Hertz Contact and Kinematic Design
Topic 9: Rolling Element Bearings
Topic 10: Sliding & Flexing Bearings
Topic 11: Triggers & Controls
Topic 12: Robust Design
Topic 13: Manufacturing
Topic 14: Testing, Debugging, Documentation
6. 4/26/2012 © 2000 Alexander Slocum 6 Labs The Registrar has assigned you to labs to minimize conflicts
After lecture, come to the Pappalardo Lab to get your kit, and we will sort out any schedule conflicts
Students MUST attend each and every lab section, or make arrangements with your instructor
Students’ grades are SOLEY determined by how well they do in lab:
Meeting weekly milestones (80%)
How well the design is executed (20%)
By meeting weekly milestones, the design will be well executed, AND students will not be stressed!
NOT meeting weekly milestones, creates stress in students, faculty, and machines, and historical and statistical predictions indicate designs experience low pressure syndrome!
In Lab, students will have a 20 minute one-on-one discussion with their instructor to review their progress, and their milestone reports
7. 4/26/2012 © 2000 Alexander Slocum 7 Safety! SAFETY is of PRIME importance!
You MUST wear safety goggles or glasses at ALL times in the shop and during the contest
You must always wear closed-toe shoes!
Tie up your hair and do NOT wear jewelry
You may not build anything, which could damage or destroy another machine, or harm or disable another person, or disable, destroy, or modify the control system or the playing field.
Your machine will be inspected for safety purposes before the recitation contest and again before the first night of competition. Your machine may be disqualified at any point if there is a perceived safety risk.
Anything not explicitly disallowed is allowed; however, you should not do things against the spirit of the contest. Judges have the right to disqualify any machine that is not in the spirit of the contest. If you have questions you can submit a clarification to the Supreme Court. If it is a private question the Supreme Court will respond privately, but if it involves a change to a rule or is a frequently asked question it will be posted to all contestants.
8. 4/26/2012 © 2000 Alexander Slocum 8 Project Management & Milestones (There is no such thing as a problem set!) ALL well-run projects use project management techniques (a schedule!) with defined tasks and Milestones
Each student will create a Milestone Report that summarizes what-and-why things were done or decisions made
Milestone reports are due in your instructor’s office each Friday unless otherwise arranged
EACH week, you will get to meet with your instructor for a 20 minute one-on-one session
To review your Milestone Report that was handed in the previous week
To discuss tasks to be completed in order to meet the future milestones
9. 4/26/2012 © 2000 Alexander Slocum 9
10. 4/26/2012 © 2000 Alexander Slocum 10
11. 4/26/2012 © 2000 Alexander Slocum 11 2.007 Course GANTT Chart
12. 4/26/2012 © 2000 Alexander Slocum 12 Example MilestoneWeek 1: Milestone ONE Resource Assessment Deliverables (these will not be checked, it is assumed you will have these done!)
Check List of Start-up items:
Obtained Locker and Kit and checked Kit for completeness
Played with the table and kit parts
Made sure you are able to create solid models
Made sure you are able to create spreadsheets (or use MathCAD or MatLab)
13. 4/26/2012 © 2000 Alexander Slocum 13 Grading Good Engineers
Earn respect by thinking “smart” not just thinking a lot!
Just putting in long hours does not help
Follow a schedule, and exchanges ideas with others
Delivers on schedule without stressing-out themselves and everyone else
Earn rewards by executing a deterministic design process
Bad Engineers
Have no respect for project management
Puts things off and fails to meet milestones
Have no respect for design process
Think they can just cut-&-fit on the fly and change directions at random
Works late hours the night before the ship-date and produces hacked designs
The numbers:
Meeting weekly milestones, including Milestone Reports (80%)
How well the design is executed (20%)
14. 4/26/2012 © 2000 Alexander Slocum 14 The www and 2.007 The www rules!
The website is the final word on everything, so check it frequently!
Check out http://pergatory.mit.edu/2.007
‘nuff said
Go there for info:
Announcements
Kit
Contest
Supreme Court
Ideas
Prizes!
Special parts for those who find good uses for them
Guidant Prize for best student website on the development of their 2.007 machine!
Prizes totaling $5000