Safety razor cover [Parametric]

prusaprinters

A cap for your safety razor.Design ConsiderationsFunctionalityClicks in placeTight fitRobustnessWhole shell flexes to click in place → no stress concentration on small areaNo fragile partsPrintabilityNo steep overhangsNo thin pillarsSimple shell with continuous thickness PrintingThe provided stl has a 1.35mm shell thickness for 3 perimeters at standard 0.45mm extrusion width. Might need a brim for optimal bed adhesion. Layer height according to desired surface, easy to sand after printing. CustomizeThe stl file provided has the following (inner) dimensions:Generallength: 44mmwall_thickness: 1.35mmRazor head contour  top_radius: 14.75mmsides_radius: 1.5mmwidth: 25.5 mmheight: 10 mmShaft slitshaft_diameter: 9.4 mmslit_angle: 7 degreedetent_angle: 40 degreeIf this doesn't fit your razor, change them:You need to have FreeCAD installed. (Its Free and Open Source, Download)Download "razorcap.FCStd" and open it with FreecadDouble click on “parameters” in left tree viewA spreadsheet should openEdit desired parametersSelect the model (“Chamfer” in tree view) Export stl: “File” → “Export” choose stl format in dialog.Please consider uploading a make for documenting the applicable parameters for your razor model, it might save others time and material:)