156B Week 6

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

• • Finishing fabrication on V2 of Folding Mechanism

  • Finishing designing of Drive Train for Folding Mechanism

  • Finishing designing of Impulse Sealer Housing and Mechanism

  • Creating fresh full assembly of all subassemblies to finalize some measurements

  • Designing V2 of Insert Dispenser to work more reliably

  • Empirically testing direct drive and gear ratios for Product Dispenser

  • Tweaking conveyor belt for optimization of tension

Accomplishments from Previous Week

• • Presented Proof of Concept Presentation

  • Proof of Concept Folding Mechanism completed, redesigned

  • Block Diagram of Control circuit/machine logic

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

• • Have all CAD designs done!

    • Folding Mechanism Drive Train by 5/9 (Griffin)

    • Impulse Sealer Housing by 5/9 (Griffin)

    • Insert Dispenser V2 (Jerry & Ali)

    • Total Assembly of Subassemblies by 5/9 (Griffin)

    • Modified Conveyor Belt by 5/12 (Dai)

  • Order all parts we should foreseeably need for the Week 8 Presentation by 5/15

    • Folding Mechanism Drive Train Parts (Griffin)

    • Impulse Sealer Housing Parts (Griffin)

    • Impulse Sealer Circuit Parts (Jerry)

    • Additional Materials for Conveyor Belt if needed (Dai)

    • Dispenser Parts (Ali)

  • Finish fabrication of components whose parts are here

    • Conveyor Belt w/ Modifications for Full Assembly (Dai)

    • Parting blade components for slicing material to length (Dai)

    • Product Dispenser Drive Train (Jerry & Ali)

    • Insert Dispenser V2 (Jerry & Ali)

    • Folding Mechanism V2 (Griffin)

  • Interface with the motors we currently have to start implementing our controls (Jerry)

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

• • N/A

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

• • Shouldn't have to go back and re-explain something after the presentation, that's typically the presenter's fault (5/2)

  • Wants block diagrams to better illustrate the overall design and the control system logic (5/2)

  • Concerned that we haven't started on controls yet (5/2)

  • Wants us eternally aware of the ticking clock (5/2)

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

• • Folding Mechanism was hard to understand in Presentation (5/2)

Risks and Areas of Concern

• • Time, as always!

Resources or Information Required but not Available

• • N/A

Schedule

• • Meeting with Sponsor: 4PM 5/12

  • Have all parts ordered: 5/15

  • Primary Design Review Presentation: 5/23

  • Report 2nd Draft: 5/26

  • Update Gantt chart as needed.

Budget (list amount spent and amount remaining)

• • Spent this week: $192.87

    • 25 Bearings Rush Ordered: $30.59

    • Folding Mechanism V2 Parts: $74.99

    • Motor Driver Board: $21.54

    • General Purchases: $65.75

  • Spent Total: $691.42

• $508.58 Remaining

  • 42.4% of Budget Remaining

Progress on Report and Webpage

• • Finishing some more subassemblies such that the images and overall assembly images can be updated/added

  • Taking pictures of real life building process to add to site soon

  • Report is being modified for clarity, awaiting feedback from instructor on first draft