Overview of Status of Analysis, Design, Fabrication, Tests, etc.
The force output of the button presser was tested.
The 3D printed spring housing has been replaced with oil bronze bushing.
Accomplishments from Previous Week
Draft of the poster.
Report and website modified based on peer review comments.
Remaining prototype tests were done.
Improved the layout of wires.
Goals for Next Week (list names after each item). Use specific and measurable objectives.
Final poster by Yueqi Wang and Yiren Shao.
Final report by Yueqi Wang, Yiren Shao, and Yingzhi Yang.
Start to work on relay circuit for controlling limit switches and python GUI by Yueqi Wang. (ONLY nice to have)
Sponsor Comments from Last Meeting and Actions Taken to Address these Comments (indicate date of comments and if via email or in person)
Consider relay for a homing option. It cuts the power faster.(May 30th 2017 in person)
Add the scissor lift platform support quickly (May 30th 2017 in person)
Grease the bearings on the presser (June 1st 2017 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)
Dr. S suggested hard stop, do some extra step and the stepper motor gonna stop.(May 30th 2017 in person)
Dr. T indicated 3D printed material may not be hard enough to do the press fit. (May 30th 2017 in person)
Dr. T suggested moving the spring further out.(May 30th 2017 in person)
Dr. T thought the over constraining of the motion gantry would lead to a jam.(May 30th 2017 in person)
Comments from Other Students in the Class (indicate date of comments and if via email or in person)
Comments as shown on the report and webpage. (Via email)
Risks and Areas of Concern
Long term test results after months. (The given brushed DC motor was not used for hundreds of thousands of times before)
Resources or Information Required but not Available
Schedule
Describe upcoming milestone
Update Gantt chart.
Budget (list amount spent and amount remaining)
Spent: $ 886.39
Remaining: $ 113.61
Progress on Report and Webpage
Mostly modified based on peer review comments
Still adding the test done to the prototype last week to the report.
Uploading CAD files to webpage.