LowRider 3 Vac Hose adapter (2.5"), and parametric SCAD

prusaprinters

Initially shared on V1E Forum at https://forum.v1e.com/t/purple-black-rainbow-lr3-build-video-https-youtu-be-fj7nyio8ooe/33309/562024-01-15 Latest version (and related projects) at https://github.com/aaronse/v1engineering-mods/blob/main/lowrider3/vac-hose/README.md https://github.com/aaronse/v1engineering-mods/blob/main/lowrider3/vac-hose/vac-hose-adapter_2.5inch.aza.scad was updated to include optional square mouning flange.For my build, using 2-½ clear PVC hose https://www.amazon.com/gp/product/B01M6C4M9J , I created this adapter with following dimensions… Outlet 70.5mm ID, 74mm ODInlet 58mm ID, 61.5mm OD PurposeSharing info about the mix of LR3 Vac Hose related parts used in my build.PartsUsed Clear flexible PVC 2-1/2" vac hose for my build. Like most things, dimensions for hoses vary slightly between manufacturers.Created/remixed vac-hose-adapter_2.5inch.stl Created using vac-hose-adapter_2.5inch.scad. Parameterized script can be used to make Vac Adapters with/without flanges. Created/remixed makita-tool-mount. Use to attach Makita router to Core, and attach Vac Hose with reusable zipties. Used Doug Joseph's makita-vac-lower...stl and makita-vac-upper...stl from Printables. Related WorkOld V1.0 vac-hose-adapter_2.5inch.v1.0(follymaker).scad, from Thingiverse by FollyMaker Older V0.2 vac-hose-adapter_2.5inch.v0.2(tokoloshe).scad, snapshot discovered thanks to Philipp at this V1E forum post.UsageThe OpenScad .scad file(s) contain comments describing how to modify dimensions for your build.Use these mods to help create a clean healthy environment. Lung cancer and respiratory illnesses suck.Remarks / HistoryNote the files here were designed/tweaked exactly for my LR3 build. So, you may need to tweak model(s), and/or use electrical/duct tape layer(s) to get a snug acceptably air sealed fit.AcknowledgementsRemix of, and originally based-on:Original LR3 parts, see V1Engineering LowRider 3 CNCDoug Joseph's Makita 700 series mount, see V1E Forum and Printables.