156B Week 8

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

• • Frames received and half-assembled, reordered the missing parts.

• • Pneumatics coming on Monday.

  • Most fabrication finished(Clamps, Supports, cutters).

Accomplishments from Previous Week

• • Fabrication of the clamps, cutting blades, mounting plates. (Keyu/Rui/Insik/Alonso)

  • Aluminum extrusions cutting. (Rui/Insik/Alonso)

  • Reorder all the missing parts from the shipments. (Rui)

  • Fabrication of the block cutters. (Tom)

  • Main frame half-assembled. (Alonso/Rui)

  • Drawings for all fabricated parts with annotations. (Keyu)

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

• • Finish all fabricated parts. (Keyu/Rui)

  • Complete the assembly for the frame. (Keyu/Rui/Insik/Alonso)

  • Start the PLC programing. (Insik/Alonso)

  • Testing with the pneumatic actuators to determine the idea air pressure. (Keyu/Rui)

  • Run a few tests on the actual containers. (IDEAL)

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

• • Expect the team to finish the assembly and run a few tests before the next meeting. (On phone)

  • In addition to the shrinking problem of the container's bottom, there is also possibility that the bottom surface may not be flat. (On phone)

  • The aluminum clamps may damage the container itself. (In person)

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

• • Pay attention on the stiffness of the spring(DO an analysis) which results in the suitable force range. (In person)

  • Check the maximum loading of the roller wheels system. (In person)

  • Pay attention on the possible bending of the cutting blade during the trimming. (In person)

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 clamp may damage the containers with its rough surface; how much scratch the clamp will leave.

  • The trimming process may not be accurate enough to leave a perfect finish.

Resources or Information Required but not Available

• • N/A

Schedule

• • Describe upcoming milestone

  • Finish the full assembly and the programming by 5/26

  • Due to the late shipment, the testing has to be postponed to week10.

  • Update Gantt chart.

Budget (list amount spent and amount remaining)

• • $4646.49 Spent

  • $5053.51 Remaining

Progress on Report and Webpage

• • Report modified and proofread by all team members based on last comments.

  • CAD drawings uploaded to the webpage.