156B Week 9
Overview of Status of Analysis, Design, Fabrication, Tests, etc.
The electronics and syringe mechanism housing has been re-enforced with aluminium beams and a Delrin top plate was fabricated with mounting holes.
Syringe linear slider components have be fabricated and awaiting precision assembly
Accomplishments from Previous Week
Built Aluminum framing
Modified both lead screws
Built motor attachments
Syringe spring loaded knob built
Started building plunger holder
Goals for Next Week (list names after each item). Use specific and measurable objectives.
Final assembly ---Shawn, Kevin, Ethan
Test/ modify coding---Oscar, Tom
Sponsor Comments from Last Meeting and Actions Taken to Address these Comments (indicate date of comments and if via email or in person)
Wont make it to poster presentations
Use only one LED for syringe selection
Use the pressure transducer that we have
Instructor Comments from Last Meeting and Actions Taken to Address these Comments (indicate date of comments and if via email or in person)
use gear box instead of self aligning gears
Comments from Other Students in the Class (indicate date of comments and if via email or in person)
paint/color pedals
manual problem- lathe has a way to engage/disengage lead screw
Use a T-nut style screw to lock position
Use a screw and dove tail slide to unlock and unlock position
Why use delrin for the base? Maybe use aluminum sheet metal
Risks and Areas of Concern
Second motor has not arrived yet.
LED screens for interface display are still shipping
Miscommunication in the order for the second pedal is will delay pedal layoutÂ
Resources or Information Required but not Available
Schedule
Describe upcoming milestone
Update Gantt chart.
Budget (list amount spent and amount remaining)
Toggle Swtiches/LEDs: 11.83+32.78 = 44.61
Delrin: $89
Progress on Report and Webpage
2nd draft completed
Added executive summary to webpage
Only have final design analysis left on report