Files
keygen/scad/schlage_primus.scad
Eric Van Albert 44dc971da1 add primus keyways
2017-06-18 21:52:26 -04:00

129 lines
4.7 KiB
OpenSCAD

use <keygen.scad>
include <schlage.gen.scad>
module side_bit_milling(cut_locations, bitting="") {
sbm_cut_locations = [for(i=[0:len(cut_locations)-2]) 0.5 * (cut_locations[i] + cut_locations[i+1])];
sbm_offsets_mil = [[], [-32, 48], [-32, 24], [0, 60], [0, 36], [32, 48], [32, 24]];
sbm_offsets = [for(p=sbm_offsets_mil) [for(e=p) e * 0.0254]];
sbm_angle = 120;
sbm_max_height = 140 * 0.0254;
sbm_cutter_radius= 29 * 0.0254;
sbm_dist = 5;
sbm_eps = 0.1;
sbm_on_ramp = 29;
heights = key_code_to_heights(bitting, sbm_offsets);
rotate(-90, [0, 1, 0]) rotate(-90, [0, 0, 1])
linear_extrude(height=sbm_dist)
minkowski() {
union() {
for(i=key_enum(heights)) {
translate([sbm_cut_locations[i], 0])
polygon([[heights[i][0], heights[i][1] + sbm_cutter_radius],
[tan(0.5 * sbm_angle) * (sbm_max_height-heights[i][1]-2*sbm_cutter_radius), sbm_max_height - sbm_cutter_radius],
[-tan(0.5 * sbm_angle) * (sbm_max_height-heights[i][1]-2*sbm_cutter_radius), sbm_max_height - sbm_cutter_radius]]);
}
translate([sbm_on_ramp + sbm_cutter_radius, 0])
polygon([[0, 0],
[tan(0.5 * sbm_angle) * (sbm_max_height-2*sbm_cutter_radius), sbm_max_height - sbm_cutter_radius],
[-tan(0.5 * sbm_angle) * (sbm_max_height-2*sbm_cutter_radius), sbm_max_height - sbm_cutter_radius]]);
polygon([[sbm_cut_locations[0], sbm_max_height - sbm_cutter_radius],
[sbm_on_ramp, sbm_max_height - sbm_cutter_radius],
[sbm_on_ramp, sbm_max_height - sbm_cutter_radius - sbm_eps],
[sbm_cut_locations[0], sbm_max_height - sbm_cutter_radius - sbm_eps]]);
}
circle(r=sbm_cutter_radius, center=true, $fn=$fn ? 4*$fn : 48);
}
}
module schlage_primus(bitting="",
outline_name="6-pin",
warding_name="CP") {
name = "Schlage Primus Classic";
/*
Bitting is specified from bow to tip, 0-9, with 0 being the shallowest cut and 9 being the deepest.
Then, side-bit milling is specified from bow to tip, 1-6.
A dash separates the two.
Example: 253636-24436
*/
// TODO is 5-pin primus a thing??
outlines_k = ["6-pin"];
outlines_v = [[outline_6pin_points, outline_6pin_paths,
[-outline_6pin_points[92][0], -outline_6pin_points[98][1]],
engrave_6pin_points,
engrave_6pin_paths]];
// TODO add primus keyways
wardings_k = ["CP",
"CEP",
"EP",
"EFP",
"FP",
"FGP",
"HP",
"JP",
"LP"];
wardings_v = [warding_cp_points,
warding_cep_points,
warding_ep_points,
warding_efp_points,
warding_fp_points,
warding_fgp_points,
warding_hp_points,
warding_jp_points,
warding_lp_points];
outline_param = key_lkup(outlines_k, outlines_v, outline_name);
outline_points = outline_param[0];
outline_paths = outline_param[1];
offset = outline_param[2];
engrave_points = outline_param[3];
engrave_paths = outline_param[4];
warding_points = key_lkup(wardings_k, wardings_v, warding_name);
cut_locations = [for(i=[.231, .3872, .5434, .6996, .8558, 1.012]) i*25.4];
depth_table = [for(i=[0.335:-0.015:0.199]) i*25.4];
bitting_list = key_split_on_dash(bitting);
top_bitting = bitting_list[0];
side_bitting = len(bitting_list) > 1 ? bitting_list[1] : "";
heights = key_code_to_heights(top_bitting, depth_table);
difference() {
if($children == 0) {
key_blank(outline_points,
warding_points,
outline_paths=outline_paths,
engrave_right_points=engrave_points,
engrave_right_paths=engrave_paths,
engrave_left_points=engrave_points,
engrave_left_paths=engrave_paths,
offset=offset,
plug_diameter=12.7);
} else {
children(0);
}
key_bitting(heights, cut_locations, .7874);
side_bit_milling(cut_locations, side_bitting);
}
}
// Defaults
bitting="";
outline="6-pin";
warding="CP";
schlage_primus(bitting, outline, warding);