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98 lines
3.2 KiB
OpenSCAD
98 lines
3.2 KiB
OpenSCAD
//
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// Mendel90
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//
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// GNU GPL v2
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// nop.head@gmail.com
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// hydraraptor.blogspot.com
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//
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// Cable clips to order
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//
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include <conf/config.scad>
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wall = 2;
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thickness = 5;
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function cable_clip_width(screw) = wall + 2 * screw_clearance_radius(screw) + wall;
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function cable_clip_height(cable) = max(cable_height(cable) + wall, thickness);
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function cable_clip_extent(screw, cable) = screw_clearance_radius(screw) + wall + cable_width(cable) + wall;
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function cable_clip_offset(screw, cable) = screw_clearance_radius(screw) + wall + cable_width(cable) / 2;
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module single_cable_clip(cable, screw, h = 0) {
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screw_dia = 2 * screw_clearance_radius(screw);
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height = cable_clip_width(screw);
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depth = h ? h : cable_height(cable) + wall;
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width = wall + cable_width(cable) + wall + screw_dia + wall;
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hole_x = wall + cable_width(cable) + wall + screw_dia / 2;
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rad = min(wall + cable_wire_size(cable) / 2, depth / 2);
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translate([-hole_x, 0, 0]) difference() {
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linear_extrude(height = height)
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hull() {
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square([width, 1]);
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translate([width - 1, 0])
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square([1, depth]);
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translate([rad, depth - rad])
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circle(r = rad);
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}
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translate([wall + cable_width(cable) / 2, 0, 0])
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rounded_rectangle([cable_width(cable), cable_height(cable) * 2], cable_wire_size(cable) / 2, center = true);
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translate([hole_x, depth / 2, height / 2])
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rotate([90,0,0])
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teardrop_plus(h = depth + 1, r = screw_dia / 2, center = true);
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}
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}
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module double_cable_clip(cable1, cable2, screw_dia) {
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h = max(cable_clip_height(cable1), cable_clip_height(cable2));
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union() {
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single_cable_clip(cable1, screw_dia, h);
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mirror([1,0,0]) single_cable_clip(cable2, screw_dia, h);
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}
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}
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module cable_clip(screw, cable1, cable2 = 0) {
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if(cable2) {
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stl(str("cable_clip_", cable1[2], cable2[2]));
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double_cable_clip(cable1, cable2, screw);
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}
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else {
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stl(str("cable_clip_",2 * screw_radius(screw), cable1[2]));
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single_cable_clip(cable1, screw);
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}
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}
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module cable_clip_assembly(screw, screw_length, cable1, cable2 = 0) {
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color(clip_color) render() translate([0, cable_clip_width(screw) / 2, 0]) rotate([90, 0, 0])
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cable_clip(screw, cable1, cable2);
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translate([0, 0, max(cable_clip_height(cable1), cable_clip_height(cable2))])
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screw_and_washer(screw, screw_length, true);
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}
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module cable_clip_AB_stl() cable_clip(base_clip_screw, endstop_wires, motor_wires);
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module cable_clip_AD_stl() cable_clip(frame_clip_screw, endstop_wires, fan_motor_wires);
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module cable_clip_CA_stl() cable_clip(base_clip_screw, bed_wires, thermistor_wires);
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spacing = cable_clip_height(motor_wires) + 1;
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module cable_clips_stl() {
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translate([0, -cable_clip_height(bed_wires) - 1, 0])
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cable_clip_CA_stl();
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for(i=[0:1])
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translate([0, spacing * i, 0])
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cable_clip_AB_stl();
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for(i=[2:3])
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translate([0, spacing * i, 0])
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cable_clip_AD_stl();
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}
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if(1)
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cable_clip_assembly(base_clip_screw, base_screw_length, endstop_wires, motor_wires);
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else
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cable_clips_stl();
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