3D Printing Course for Blind and Visually Impaired Learners

// 03_stackable_bins.scad // Advanced: Stackable storage bins // Parameters bin_w = 80; // width bin_d = 120; // depth bin_h = 60; // height wall = 2; // wall thickness rim = 3; // interlock rim height chamfer = 2; stack_clear = 0.6; // clearance between stacks

module outer(){ cube([bin_w, bin_d, bin_h]); }

module inner(){ translate([wall, wall, wall]) cube([bin_w-2wall, bin_d-2wall, bin_h-2*wall]); }

module body(){ difference(){ outer(); inner(); } }

module rim_outer(){ translate([0,0,bin_h]) cube([bin_w, bin_d, rim]); }

module rim_inner(){ translate([wall+stack_clear, wall+stack_clear, bin_h]) cube([bin_w-2*(wall+stack_clear), bin_d-2*(wall+stack_clear), rim]); }

module chamfer_edges(){ // Simple top edge chamfer via difference difference(){ children(); translate([-1,-1,bin_h-chamfer]) cube([bin_w+2, bin_d+2, chamfer+2]); } }

union(){ chamfer_edges(){ body(); } rim_outer(); difference(){ rim_outer(); rim_inner(); } }