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Meeting Participants

Max Apitz-Grossman


General Announcements

  • Second hybrid meeting! Let’s see how this goes

  • Need to get everyone’s information in the member registry, and you guys need to sign it when you go to the bay next

  • Add yourselves to the participants list when you can

  • Please put tools back in their proper spots when your done!

  • Maybe no more hybrid meetings for now (tongue) too chaotic w/o a proper room booked

    • Alt: speaker in the bay, people read off of their own laptops


Drivetrain - Updates

Drivetrain Integration

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titleDrivetrain Integration Notes

Champions

Updates

Blockers

  • Minor parts need to get remade on gimbal plate and chassis

  • Issues with MR22-DT-A0030 assembly

Weekly Retrospect

  •  Finish drivetrain assembly

Weekly Targets

  •  Address all issues with A0030 assembly, have a plan of action by
  •  

Wheel Connection

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titleWheel Connection Notes

Champions

Updates

  • Didn’t start printing the hubs yet

    • wanted to make sure there’s enough clearance between wheel hub and bracket before mass printing

  • Printing tolerance hell → P0112 is too constrained in inner diameter and inner height

  • Bearing does not sit flush in P0106 → bearing height in CAD model is not accurate to the datasheet, P0108 constrained to heavily

Blockers

  • Need wheel hub prints to finish wheel connection

  • Problems with P0106

Weekly Retrospect

Weekly Targets

  •  Resolve issues with fitting the bearing into the assembly, assembling gearboxes to P0106
  •  Assemble encoders onto gearboxes
  •  Finish motor mounting assembly Emily Adam
  •  Print spacers, P0287, P0288 Asha Mills Emmett,
  •  Update wheel hubs to be for 1/4”-20 fasteners Asha Mills Emmett
  •  Modify and update the wheel hubs to accommodate new parts

Chassis

Expand
titleChassis Notes

Champions

Updates

  • Cleaned up the chassis folder

Blockers

  • Waterjet plate on top of comms stand needs to get reworked and waterjet, current size is too large

Weekly Retrospect

(link previous weeks updates here)

Weekly Targets

Differential Bar

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titleDifferential Bar Notes

Champions

Updates

  • Machined new P0028’s

Blockers

Weekly Retrospect

  •  Have fully assembled Emily Adam
  •  Pick up purchased stock for MR22-DT-P0035 → Emily Adam
  •  Machine MR22-DT-P0035 → Emily Adam

Weekly Targets

  • Assemble fully next build session Emily Adam

  • Verify that assemble has no issues Emily Adam

  • Finish P0028 (tap remaining two holes, with RH thread for now) Emily Adam

Suspension

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titleSuspension Notes

Champions

Updates

  • Suspension assembly completed

Blockers

  • N/A

Weekly Retrospect

Weekly Targets

  •  Create tracking page for build notes/observations (investigate why one side is more rigid than the other) Max Apitz-Grossman
  •  Add spacer for messed up P0106 side → Emily Adam

Drivetrain - High Level Goals

Active Goals

  •  Assemble full drivetrain
  •  Finish printing all wheel connection parts
  •  Finish machining all chassis parts
  •  Finish machining all differential parts
  •  Finish qty 6 wheel connection assy.
  •  Finish differential bar assembly
Expand
titleCompleted Goals
  •  Finish chassis assembly
  •  Finish suspension assembly

Drivetrain - Known Issues

  •  

Arm - Updates

Arm Integration

Expand
titleArm Integration Notes

Champions

Updates

  • OTS Fasteners, Misumi, Demtool, stock parts should all be in bay → everything ready to get things assembled

Blockers

  • Assigned members have been focusing on drivetrain assembly and midterms for the past week

Weekly Retrospect

Weekly Targets

Axis 1

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titleAxis 1 Notes

Champions

Updates

  • Talked to Austin to discuss assembly and steps to build it

  • Will use epoxy (first part of assembly) hopefully at week's end once I finished machining a part (machine shop lathes occupied last week)

Blockers

Weekly Retrospect

(link previous weeks updates here)

  •  Machined part MR22-A1-P0040 for the axis
  •  Other weeks machined MR22-A1-P0037/38 and completed ESMS Training
  •  Talk to Austin to see if two parts can be machined Austin Tailon HuangRyan Mark
  •  Touch base with Austin to figure out what fasteners were replaced Austin Tailon HuangRyan Mark

Weekly Targets

  •  Manufacture remaining Axis 1 parts Ryan Mark
  •  Confirm status of remaining OTS parts Ryan Mark
  •  Start assembly Ryan Mark

Axis 2

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titleAxis 2 Notes

Champions

Updates

  • Talked with austin about getting the parts needed

  • Trouble finding stuff

Blockers

  • Midterms prevented work on the past week

Weekly Retrospect

Weekly Targets

Axis 3

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titleAxis 3 Notes

Champions

Updates

  • Started assembly, found fasteners

Blockers

Weekly Retrospect

Weekly Targets

Axis 4

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titleAxis 4 Notes

Champions

Updates

  • Started assembly and will continue it over this week (all parts finished)

Blockers

  • No significant blockers other than usual schoolwork

  • Missing hex head screws for assembly 12 (McMaster: 91280A121 and 91280A116) Max Apitz-Grossman add to order

Weekly Retrospect

  •  Assembly going smoothly, nothing bad happening yet
  •  Wondering if the MAXON motor and encoder are in the MAXON box. The part numbers don’t match up on BOM but it looks the same as the assembly

Weekly Targets

  •  Finish assembly 12 and start assembly 48 (48 is top of below and 12 is bottom)
  •  Possibly order hex screws from EMS
  •  Check to see if we have all required OTS parts ordered and in the bay Austin Tailon Huang (Started Mar 8)

Axis 5/6

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titleAxis 5/6 Notes

Champions

Updates

  • Waiting on a few parts to be CNC’d

  • Machining the rest of the parts this week

Blockers

  • Demtool part will take the longest probably - maybe CNC in house??

    • ESMS guys will do it for us next week

Weekly Retrospect

  •  Make P0080 drawing Charmaine Chun
  •  Determine if we can machine CNC’d parts in house Medina Colabrese
  •  Machine some stuff → add specifics as bounties are posted
  •  Order boxtube Medina Colabrese

Weekly Targets

  •  Order stock for MR22-A56-P0115A → Emily Adam
  •  Assemble the back half of Axis 5/6

O-Drive Enclosures

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titleO-Drive Enclosure Notes

Champions

Updates

  • Still working on discussed changes

Blockers

  • No blockers

Weekly Retrospect

Weekly Targets

  •  Integrate feedback from design review Thomas Valer
  •  Final review once changes are made

IntegArm - High Level Goals

Active Goals

  •  Assemble full arm
  •  Finish fabricating all parts for Axis 1
  •  Finish fabricating all parts for Axis 2
  •  Finish fabricating all parts for Axis 3
  •  Finish fabricating all parts for Axis 4
  •  Finish fabricating all parts for Axis 5/6
  •  Assemble Axis 1
  •  Assemble Axis 2
  •  Assemble Axis 3
  •  Assemble Axis 4
  •  Assemble Axis 5/6
  •  Finish O-Drive enclosure design
  •  Fabricate O-Drive enclosures
Expand
titleCompleted Goals
  • Move completed goals here

Arm Known Issues


Science Updates

Science Integration

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titleScience Integration Notes

Champions

Updates

  • Assigning members to be various task champions

Blockers

  • Fastener ordering, including some the ems store doesn’t carry

  • Still need some champions

Weekly Retrospect

(link previous weeks updates here)

  •  

Weekly Targets

  •  assembly drawings done by end of week
  •  all ems fasteners ordered, going to hold back on mcmaster/other sources for the niche bolts until we have more to order

Drill Bit Module

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titleDrill Bit Module Notes

Champions

  • Zia Formuly

Updates

  • Beginning this week

Blockers

  • Insert blockers here

Weekly Retrospect

(link previous weeks updates here)

Weekly Targets

Dirt Read Head Module

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titleDirt Read Head Module Notes

Champions

  • Ronald

Updates

  • Creating configurations/display states

Blockers

  • Insert blockers here

Weekly Retrospect

(link previous weeks updates here)

  •  

Weekly Targets

  •  Insert progression target for the week, with owner.

Elevator Modules

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titleElevator Module Notes

Champions

  • TBD

Updates

  • Insert updates here

Blockers

  • Insert blockers here

Weekly Retrospect

(link previous weeks updates here)

  •  

Weekly Targets

  •  Insert progression target for the week, with owner.

Test Tube Module

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titleTest Tube Module Notes

Champions

  • TBD

Updates

  • Still need to fix dirt delivery nozzles based on new dimensions of test tubes (also need to find all of the test tubes in the bay) Gavin Mesz

    • nozzles need 3D print prototypes to test fit new o-ring

Blockers

  • Insert blockers here

Weekly Retrospect

(link previous weeks updates here)

  •  

Weekly Targets

  •  Insert progression target for the week, with owner.

Base Frame

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titleBase Frame Notes

Champions

  • Taim?

Updates

  • Insert updates here

Blockers

  • Insert blockers here

Weekly Retrospect

(link previous weeks updates here)

  •  

Weekly Targets

  •  Create drawings for all t-slot extrusion sub-assemblies

Science - High Level Goals

Active Goals

  •  Assemble full science mechanism
  •  Finish fabricating all parts for drill bit module
  •  Finish fabricating all parts for dirt read head module
  •  Finish fabricating all parts for elevator modules
  •  Finish fabricating all parts for test tube module
  •  Finish fabricating all parts for base frame
  •  Assemble drill bit module
  •  Assemble dirt read head module
  •  Assemble elevator modules
  •  Assemble test tube module
  •  Assemble base frame
Expand
titleCompleted Goals
  • Move completed goals here

Science - Known Issues


Electrical Box - Updates

Expand
titleElectrical Box Notes

Champions

Updates

  • New task - ebox layout! Austin Tailon Huang for more details

  • Model finished - just needs to be printed

Blockers

  • Insert blockers here

Weekly Retrospect

(link previous weeks updates here)

  •  

Weekly Targets

Electrical Box - High Level Goals

Active Goals

  •  Assemble electrical box on new chassis
  •  Determine level of rework for electrical box
  •  Verify fully enclosed mass
Expand
titleCompleted Goals
  • Move completed goals here


End Effector - Updates

Expand
titleGimbal Notes

Champions

  • @zia formuly

Updates

  • Current state of gripper:

    • one part from KHK missing still → being worked on

    • needs encoder bolted to the back

    • Then done

Blockers

  • No current blockers

Weekly Retrospect

(link previous weeks updates here)

Weekly Targets

  •  Assemble the gripper @zia formuly

End Effector - High Level Goals

Active Goals

  •  Assemble end effector
Expand
titleCompleted Goals
  • Move completed goals here


Gimbal/Vision - Updates

Expand
titleGimbal Notes

Champions

Updates

  • Still gathering info before I start the design

  • Unrelated but Asha reminded me to add print tolerance configurations to 3d printed science mounts

Blockers

  • Need to know more about what goes on comm stand

Weekly Retrospect

  •  

Weekly Targets

Wrist Camera

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titleWrist Camera Notes

Champions

Updates

  • Wrist mount camera design is finalized!

  • Any other updates(wink)

Blockers

  • Insert blockers here

Weekly Retrospect

  •  

Weekly Targets

Gimbal/Vision - High Level Goals

Active Goals

  •  Rework gimbal parts
  •  Assemble reworked gimbal
  •  Finish wrist camera mount design
  •  Fabricate wrist camera
Expand
titleCompleted Goals
  • Move completed goals here


LED Matrix - Updates

Expand
titleLED Matrix Notes

Champions

  • Olivia Zheng

Updates

  • Digging up information about where and how it was mounted in the past

Blockers

  • Insert blockers here

Weekly Retrospect

(link previous weeks updates here)

  •  

Weekly Targets

  •  Assess state of current LED matrix (put owner)
  •  Determine any necessary reworks to install on current rover (put owner)

LED Matrix - High Level Goals

Active Goals

  •  Rework old LED matrix
  •  Install LED matrix on new rover
Expand
titleCompleted Goals
  • Move completed goals here


Battery Mount - Updates

Expand
titleBattery Mount Notes

Champions

Updates

  • Design finalized - ready to machine

Blockers

  • Insert blockers here

Weekly Retrospect

  •  

Weekly Targets

Battery Mount - High Level Goals

Active Goals

  •  Finalize design of new battery mount
  •  Fabricate battery mount
  •  Install battery mount on new rover
Expand
titleCompleted Goals
  • Move completed goals here


E-Stop - Updates

Expand
titleE-Stop Notes

Champions

Updates

  • Cad is done

  • 3D printed

Blockers

  • I ordered the wrong bolts from EMS

Weekly Retrospect

  •  

Weekly Targets

  •  get bolts

E-Stop - High Level Goals

Active Goals

  •  Install E-stop on rover
Expand
titleCompleted Goals
  • Move completed goals here


Comms - Updates

Expand
titleComms Tower (Rover)

Champions

  • TBD

Updates

  • Insert updates here

Blockers

  • Insert blockers here

Weekly Retrospect

(link previous weeks updates here)

  •  

Weekly Targets

  •  Insert progression target for the week, with owner.
Expand
titleBase Station

Champions

Updates

  • Insert updates here

Blockers

  • Insert blockers here

Weekly Retrospect

(link previous weeks updates here)

  •  

Weekly Targets

  •  Insert progression target for the week, with owner.

Comms - High Level Goals

Active Goals

  •  Verify capabilities of comms station
  •  Determine if antennae position rework is necessary
Expand
titleCompleted Goals
  • Move completed goals here


Other Updates

NEW TASKS:

Roles to be assigned:

  • Science: Elevator Module

  • Science: Test Tube Module

  • Comms. verification + potential rework