* 156B Week 6

Overview of Status of Analysis, Design, Fabrication, Tests, etc.

• • Budget increased approved by ATA, in process of purchasing parts

  • Final design adjustments based on sponsor feedback

  • Machining major parts

Accomplishments from Previous Week

• • Completed design and sourced all components 

  • Engineering drawings made for guide for reference while machining

  • Began cutting 17-4 stock to size for guide and yoke components

  • Purchased parts with large lead times (pulley, timing belt)

  • Uploaded first draft of report

Goals for Next Week (list names after each item). Use specific and measurable objectives.

• • Machine guide piece, complete purchase order for hand dial (Bryant)

  • Engineering drawing for yoke pieces, machine yoke pieces and send in to be hardened (Josiah)

  • Purchase 8020 for test bed, organize large McMaster order, assist with machining guide (Ian)

  • Assist with machining yoke pieces, continually update the website (Matt)

Sponsor Comments from Last Meeting and Actions Taken to Address these Comments (indicate date of comments and if via email or in person)

• • In person meeting (5/3)

    • Budget increase approved

      • Moving forward with purchasing parts

    • Clarify spring calculations (maximum stroke, force deflection curve)

      • Done and forwarded to sponsor

    • Load path analysis

      • In process of performing

Instructor Comments from Last Meeting and Actions Taken to Address these Comments  (indicate date of comments and if via email or in person)

• • none

Comments from Other Students in the Class (indicate date of comments and if via email or in person)

• • none

Risks and Areas of Concern

• • Pulley shaft diameter increase, working on sourcing parts to account for adjustment

Resources or Information Required but not Available

• • Load path analysis for structure

Schedule

• • Complete machining of parts to be hardened and send in for hardening 

Budget (list amount spent and amount remaining)

• • Spent: $49.88

  • Remaining: $1450.12

  • ***Purchases made, but resolving issue with discount for orders

Progress on Report and Webpage

• • Report: Finished first draft

  • Webpage: Periodically adding updated work