Thursday, June 2, 2022

Week 3: Tempo

 At the start of build season, we set an aggressive schedule, on purpose. Push ourselves to achieve it, but know that we'll find things, and some targets may slide.



2022-01-29

Some targets have slid.

We met one of this week's goals for the design team - host the Preliminary Design Review (PDR). Basically, with the ~75% CAD complete, re-look at our robot requirements and determine if everything is on track. Is this the robot we set out to build? In general, yes! We found a few minor issues and some pieces that needed a bit more definition, but overall, the concept meets our needs, the design meets our requirements, and the whole package is well thought out.

We also met a manufacturing goal for week 3 - we handed off an assembled chassis to the electrical team to wire together. The chassis forms the moving base onto which all our other subsystems will mount.

This week is often called 'the design slump' for many teams - progress is being made by the design team, but with very little physically to show for, it feels like we've stalled out. In the CAD program however, students are learning about versioning, branching, and just how often you can start down a path, backtrack, delete and hour of work and start over in a new direction. 


Photo dump 3!


A mechanical/manufacturing mentor working with a student on one of the CNC mills.


We buy these drive modules from a supplier in Mill Creek WA. They have become so popular they are selling nationally and internationally to teams that want high-end multi-directional drive.


Parts! Simple parts, but still, parts!


Complex parts! This is the belly-pan for the robot. All the electronics will mount to this, with the superstructure mounted above.


Chassis assembled, robot power block and "brain" installed!


-B

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