Week 1

Week 1: Design Week

Full-Track Expansion Team was able to finish the SolidWorks assembly on the wooden model. When discussing about the wooden model, this includes the previous model that was set-up on the last orientation day, and the track split portion as well. So far, the team has not expand the track for the steel, or actual model because the team decided that the wooden model was more important to focus on. The wooden model is where the full-scale team would try to integrate their design, so the wooden design was given priority.



The pure curve section has not been modeled in SolidWorks because if the split has been designed well, the curvature of the turn should be constant. Adding a curve section would be simple, as it is similar to supporting the track as the previous team did for the straight portion.

The team encountered a problem regarding manufacturing because the guide rail proposed on the SolidWorks model was simply not feasible to manufacture. The guide rail model was too long, and would be too difficult to construct that piece within the tolerance. The team will discuss this issue further throughout the weekend, as the solution will affect the budget used on the model. The bill of materials is projected to be finished next week. The team would also have to look for vendors that would provide the material to solve the problem.



Some solutions that were thought of was just using a L-angle iron to achieve the desired shape of the guide rail. One L-angle iron would be heat treated and rolled to fit the turn radius, and would be joined to the straight L-angle iron by welding. A bolt would be either be screwed through or welded to mount onto a piece of plywood. This makes integration onto the existing track easier. Another cheaper option would be use wood to make the guide rail, as the current application of the bogie would not achieve high speeds. Cutting the wood may prove difficult, but the team would lever each choice. 

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