156B Week 3

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

• • CAD design is finished.

  • BOM is almost finished.

  • CAM contour design is still ongoing.

Accomplishments from Previous Week

• • Finished the variable output force device and added onto the CAD.

  • Bill of Material is almost finished.

  • ANSYS static structural analysis was ran to prove the strength of base and product holding aluminum sheet.

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

• • Bill of Material will be finished by Yueqi Wang until Tuesday, April 18th, 2017. 

  • Bill of Material will be given to the sponsor to purchase.

  • Start to fabricate and assemble the system by all four members as soon as parts are delivered.

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

• • Approved the design of using cam to output variable force and brainstormed the design further. The design was modified and integrated into the final design.

  • Fail safe for product holder on the corner (attach to the frame on the corner). / Add extrusions on the base.

  • Acrylic plates on the side walls to serve the purpose of X frame.

  • Interpretation of mechanical test plan. (Create a procedure for users)

  • Discussed the method of purchasing parts and he will purchase them directly.

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

• • N/A

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

• • N/A

Risks and Areas of Concern

• • The solid method to attach spring onto the 3D printed box.

  • The verification of cam contour design.

Resources or Information Required but not Available

Schedule

• • Meet with instructor on April 17th, 2017.

  • Meet with sponsor on April 18th, 2017.

Budget (list amount spent and amount remaining)

• • Spent: $0

  • Remaining: $1000

Progress on Report and Webpage

• • The selected sections are finished by Friday, April 14th, 2017.

  • Preliminary CAD design is uploaded on the webpage.