156B Week 8
Overview of Status of Analysis, Design, Fabrication, Tests, etc.
Still awaiting the 2 foot pedal switches
Currently machining the final assembly of lead screw and motor
Machined frame of the final assembly and currently CAD'ing the final layout
Accomplishments from Previous Week
Machined a frame for our final design
Purchased an Arduino Mega and LED display
Machined lead screw for our specifications
Goals for Next Week (list names after each item). Use specific and measurable objectives.
Assemble motor/lead screw assembly
Purchase second motor and all other final components
LaserCAMM delrin layout of our frame
Develop final flowchart once assembly is final
Plan out the machining of the frame of the footpedal
Finallize program and purchase PCB board
Sponsor Comments from Last Meeting and Actions Taken to Address these Comments (indicate date of comments and if via email or 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)
The outer case should be made from Delrin or acrylic with decent support from the frame
Look into interrupts to control the encoder
Perform the FMEA for the code
Comments from Other Students in the Class (indicate date of comments and if via email or in person)
Risks and Areas of Concern
Find a pressure transducer that can read up to 1000 mmHg
Design of the plunger holder to be able to be manually move it
Resources or Information Required but not Available
Schedule
See gantt chart.
Budgt (list amount spent and amount remaining)
Rugged Arduino Shield and LED Display: $78.62
Arduino Mega: $84.11
Pedal Switches: $86.50
Lead Screw and Nuts: $150.25
Remainign budget: $1341.50
Progress on Report and Webpage
Currently working on the 2nd draft of the final report