156B Week 10

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

• • Improved the prototype with new printed mounts to satisfy the basic functions, making two smears at the same time.

  • Going to present the finalized design to sponsor and clinical laboratory specialist from cell vision on Thursday

Accomplishments from Previous Week

• • Added L bracket on the side to mount on the acrylic base..

Fig.1 L bracket on the linear actuator

• • Finished the improved mount for the pressing motor, where the distance exerted on the straw is optimized.

Fig.2 New pressing mount

• • Replacing the DC motor with the knob attached on the shaft

Fig.3 Knob on straw storage

• • Purchased substituted DC motor for sponsor, straw cutter and limit switch

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

• • Improve the report and poster, appointment in writing center (Lumei Xue, Ruiqi Wang)

  • Cut the acrylic base for the whole device and print all finalized 3d parts on Connex (Guanhao Fu)

  • Assemble limit switch and straw cutter(Yi Cui)

  • Improve the team website (Yuhui Shen)

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

• • Clear documentation to sponsor and next group

  • Hope to compare our design with the design of student in next quarter

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

• • Change the initial position of the slide holder to minimize the delay before smearing

    • Accomplished

  • Add limit switch

    • Accomplished (Going to assemble on Wednesday)

  • Change the motor to manual operation

    • Accomplished

Risks and Areas of Concern

• • Actual quality of blood smear under microscope is not tested yet to promise a qualified smear.

  • Current wiring is messy, need to make more organized wiring

Schedule

Budget (list amount spent and amount remaining)

• • Amount spent: 388.56

  • Amount remaining: 2211.44

Progress on Report and Webpage

• • Second draft of the report was done and was fixed after peer review

  • Presentation slides were uploaded and CAD files were finalized