102 lines
3.1 KiB
OpenSCAD
102 lines
3.1 KiB
OpenSCAD
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// dependency: https://github.com/revarbat/BOSL
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include <BOSL/constants.scad>
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use <BOSL/transforms.scad>
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use <BOSL/shapes.scad>
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use <BOSL/masks.scad>
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use <BOSL/sliders.scad>
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// DEBUG:
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//validation = 1;
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//xray = 1;
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// EXPORT:
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MODEL_STRAP_PLATFORM_BASE=10;
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MODEL_STRAP_PLATFORM_RIB=11;
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MODEL_STRAP_PLATFORM_RIB_BRACE=12;
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export=0; // [0:20]
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function is_not_export() = is_undef(export) || export == 0;
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function is_export() = !is_not_export();
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function is_model_strict(m) = is_export() && export == m;
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function is_model(m) = is_not_export() || export == m;
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function get_phone_size() = [160, 76.7, 10];
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module arm() {
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$fn=$preview ? 10 : 30;
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arm_size=[200, 55, 40];
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color("gray")
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down(arm_size.z/2) cuboid(arm_size, fillet=16, edges=EDGES_X_ALL);
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}
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module strap_platform() {
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base_size=[40, 70, 2];
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rib_thickness=2;
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rib_height=20;
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rib_pos=[base_size.x/2 - rib_thickness, 0, -1.3];
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brace_size=[base_size.x, 3.6, 4.8];
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brace_pos=[0, base_size.y/2 - 4, -1.3];
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module platform_base() {
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difference() {
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down(base_size.z/2) cuboid(base_size, fillet=2, edges=EDGES_Z_ALL);
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down(base_size.z/2) scale([0.75, 0.85, 2]) cuboid(base_size, fillet=2, edges=EDGES_Z_ALL);
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model_rib_left(socket=true);
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model_rib_right(socket=true);
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}
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}
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module platform_rib(socket=false) {
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rib_size=[rib_thickness, base_size.y - 2, rib_height];
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difference() {
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union() {
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difference() {
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down(rib_size.z/2) scale(socket ? 1.01 : 1) sparse_strut(h=rib_size.z, l=rib_size.y, thick=rib_size.x, strut=1.2, maxang=40, max_bridge=4);
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arm();
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}
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difference() {
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intersection() {
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down(rib_size.z/2) cube(rib_size, center=true);
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scale(1.07) arm();
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}
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down(2) scale(1.0) arm();
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}
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}
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fwd(brace_pos.y) platform_rib_brace(socket=true);
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back(brace_pos.y) platform_rib_brace(socket=true);
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}
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}
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module platform_rib_brace(socket=false) {
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down(rib_height - 1.2 - brace_size.z/2) scale(socket ? 1.02 : 1) cuboid(brace_size, fillet=1, edges=EDGES_X_ALL);
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}
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module model_rib_left(socket=false) {
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left(rib_pos.x) up(rib_pos.z) platform_rib(socket=socket);
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}
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module model_rib_right(socket=false) {
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right(rib_pos.x) up(rib_pos.z) platform_rib(socket=socket);
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}
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module model_brace_front() {
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fwd(brace_pos.y) up(brace_pos.z) platform_rib_brace();
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}
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module model_brace_back() {
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back(brace_pos.y) up(brace_pos.z) platform_rib_brace();
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}
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if (is_model(MODEL_STRAP_PLATFORM_BASE)) platform_base();
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if (is_model(MODEL_STRAP_PLATFORM_RIB)) model_rib_left();
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if (is_model(MODEL_STRAP_PLATFORM_RIB_BRACE)) model_brace_front();
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if (is_not_export()) {
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model_rib_right();
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model_brace_back();
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}
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}
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module model_strap_platform() {
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strap_platform();
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}
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module model_arm() {
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if (is_not_export()) down(3) arm();
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}
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model_strap_platform();
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model_arm();
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