*156B Week 5

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

• • Overall design complete

  • Bill of Materials is underway

  • Pillow block bearing units will be ordered

Accomplishments from Previous Week

• • Finalized load and support frame design + parts  - Jorge Sergio

  • Pillow block bearing unit decided and ready for purchase - Jerry

  • Completed a CAD of the pillow block to go into the main assembly CAD - Jerry

  • Updated the CAD to fit with actual part dimensions chosen to be purchased - Jerry

  • Finalized motor and pulley system/ purchased motor and controller - Brandon

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

• • Order the pillow block bearing units - Jerry & Brandon

  • Design a safety cage for testing apparatus - Jerry

  • Purchase materials to begin building - Everyone

• Look into selection of electronics (DAQ, strain conditioner, strain gauge) - Brandon

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

• • Make C beams smaller and thinner, reinforce top + sides of support frame --

    • implemented new design

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

• • Take into consideration the 2 mm deflection of support frame

    • Shortened C beams and reinforced top and sides

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

Risks and Areas of Concern

• • Ordered parts are delayed

  • Machining mistakes

  • Will the motor actually turn a bent test article?

Resources or Information Required but not Available

Schedule

• • Milestones:

    • Complete support frame fabrication before mid-May (exact deadline TBD)

  • Gantt Chart on 4/30

Budget (list amount spent and amount remaining)

• • Will spend about $325.00 on pillow block bearings

Progress on Report and Webpage