gridfinity-rebuilt-openscad/standard.scad
Arthur Moore 015daff2e8 Update Stacking Lip Profile
Profile is now based on https://gridfinity.xyz/specification/
This does not change the final profile, merely how it is created.

Fixes #168 - Cura watertight issue.
Paritally fixes #169 - FreeCad errors.
2024-02-24 03:57:06 -05:00

102 lines
2.4 KiB
OpenSCAD

// height of the base
h_base = 5;
// outside rounded radius of bin
r_base = 4;
// lower base chamfer "radius"
r_c1 = 0.8;
// upper base chamfer "radius"
r_c2 = 2.4;
// bottom thiccness of bin
h_bot = 2.2;
// outside radii 1
r_fo1 = 7.5 / 2;
// outside radii 2
r_fo2 = 3.2 / 2;
// outside radii 3
r_fo3 = 1.6 / 2;
// length of a grid unit
l_grid = 42;
// screw hole radius
r_hole1 = 1.5;
// magnet hole radius
r_hole2 = 3.25;
// center-to-center distance between holes
d_hole = 26;
// distance of hole from side of bin
d_hole_from_side=8;
// magnet hole depth
h_hole = 2.4;
// slit depth (printer layer height)
h_slit = 0.2;
// top edge fillet radius
r_f1 = 0.6;
// internal fillet radius
r_f2 = 2.8;
// width of divider between compartments
d_div = 1.2;
// minimum wall thickness
d_wall = 0.95;
// tolerance fit factor
d_clear = 0.25;
// height of tab (yaxis, measured from inner wall)
d_tabh = 15.85;
// maximum width of tab
d_tabw = 42;
// angle of tab
a_tab = 36;
// lip height
h_lip = 3.548;
d_wall2 = r_base-r_c1-d_clear*sqrt(2);
d_magic = -2*d_clear-2*d_wall+d_div;
// Stacking Lip
// Based on https://gridfinity.xyz/specification/
stacking_lip_inner_slope_height_mm = 0.7;
stacking_lip_wall_height_mm = 1.8;
stacking_lip_outer_slope_height_mm = 1.9;
stacking_lip_depth =
stacking_lip_inner_slope_height_mm +
stacking_lip_outer_slope_height_mm;
stacking_lip_height =
stacking_lip_inner_slope_height_mm +
stacking_lip_wall_height_mm +
stacking_lip_outer_slope_height_mm;
// Extracted from `profile_wall_sub_sub`.
stacking_lip_support_wall_height_mm = 1.2;
stacking_lip_support_height_mm =
stacking_lip_support_wall_height_mm + d_wall2;
// Baseplate constants
// Baseplate bottom part height (part added with weigthed=true)
bp_h_bot = 6.4;
// Baseplate bottom cutout rectangle size
bp_cut_size = 21.4;
// Baseplate bottom cutout rectangle depth
bp_cut_depth = 4;
// Baseplate bottom cutout rounded thingy width
bp_rcut_width = 8.5;
// Baseplate bottom cutout rounded thingy left
bp_rcut_length = 4.25;
// Baseplate bottom cutout rounded thingy depth
bp_rcut_depth = 2;
// Baseplate clearance offset
bp_xy_clearance = 0.5;
// countersink diameter for baseplate
d_cs = 2.5;
// radius of cutout for skeletonized baseplate
r_skel = 2;
// baseplate counterbore radius
r_cb = 2.75;
// baseplate counterbore depth
h_cb = 3;
// minimum baseplate thickness (when skeletonized)
h_skel = 1;