Improved link strap interoperability
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Dejvino
parent
b85aee5fe1
commit
f17455be4f
@ -1,6 +1,6 @@
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links_count=6; // [1..20]
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links_count=3; // [1..20]
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include_terminal=true; // [true,false]
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export=3; // [0:6]
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export=0; // [0:6]
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MODEL_DEMO=0;
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MODEL_LINKS=1;
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@ -33,6 +33,7 @@ function get_link_socket_size() = [get_link_segment_size().z,
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get_link_segment_size().z];
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function get_link_clip_size() = [get_link_pin_diameter()*5, get_link_segment_size().y - 5, get_link_segment_size().z];
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function get_link_socket_roundgap() = 2;
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echo("===============================");
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echo(str("Strap length: ", (links_count * get_link_segment_size().x), " mm"));
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@ -41,14 +42,14 @@ echo("===============================");
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assert(get_link_segment_size().x >= 10, "Link segment is too short.");
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assert(get_link_segment_size().z >= (get_link_pin_diameter() + get_link_socket_slack().z + 1), "Link segment is too thin.");
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module link(terminal=false) {
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segment_size=get_link_segment_size();
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module pin() {
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segment_size=get_link_segment_size();
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h=segment_size.y;
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d=get_link_pin_diameter();
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back(h/2) xrot(90) cylinder(h=h, d=d, $fn=$preview ? 10 : 30);
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}
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module pin_socket_area() {
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segment_size=get_link_segment_size();
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h=segment_size.y-get_link_socket_slack().y;
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d=segment_size.z;
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back(h/2) xrot(90) cylinder(h=h, d=d, $fn=$preview ? 10 : 30);
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@ -64,10 +65,9 @@ module link(terminal=false) {
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scale(scaleup) pin();
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}
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}
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module joiner() {
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gap=2;
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arm_size=get_link_joiner_arm_size();
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module arm() {
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arm_size=get_link_joiner_arm_size();
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fwd(segment_size.y/2 + arm_size.y/2 - 1) right(arm_size.x/2 - 1) cuboid(arm_size, fillet=1, edges=EDGES_FRONT + EDGES_Y_ALL);
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}
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module armFront() {
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@ -77,10 +77,33 @@ module link(terminal=false) {
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scale([1, -1, 1]) arm();
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}
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module armJoiner() {
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gap=get_link_socket_roundgap();
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arm_size=get_link_joiner_arm_size();
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joiner_size=[arm_size.x-get_link_socket_size().x, segment_size.y, segment_size.z];
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right(joiner_size.x/2 + get_link_socket_size().x/2 + gap) cuboid(joiner_size, fillet=1, edges=EDGES_Z_ALL + EDGES_BOTTOM);
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}
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module socketJoiner() {
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module link_arms() {
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armFront();
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armBack();
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armJoiner();
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}
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module link_connector_pin() {
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pin();
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link_arms();
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}
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module link_connector_socket() {
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pin_socket();
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}
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module link(terminal=false) {
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module link_joiner() {
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gap=get_link_socket_roundgap();
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arm_size=get_link_joiner_arm_size();
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module pin_to_socket_joiner() {
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joiner_size=[segment_size.x-get_link_socket_size().x+get_link_socket_size().x*0.2,
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segment_size.y-4,
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segment_size.z];
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@ -89,31 +112,16 @@ module link(terminal=false) {
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right(segment_size.x) scale([1, 2, 1]) pin_socket_area();
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}
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}
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module terminalArm() {
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left(5) {
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shift=arm_size.x - get_link_pin_diameter();
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right(segment_size.x + shift + gap/2) pin();
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right(segment_size.x + gap/2) {
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armFront();
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armBack();
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}
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right(arm_size.x - get_link_socket_size().x + gap) armJoiner();
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}
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}
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armFront();
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armBack();
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armJoiner();
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if (terminal) {
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terminalArm();
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} else {
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socketJoiner();
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}
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pin_to_socket_joiner();
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}
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pin();
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joiner();
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if (!terminal) {
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right(segment_size.x) pin_socket();
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link_connector_pin();
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if (terminal) {
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right(segment_size.x + 2) zrot(180) link_connector_pin();
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} else {
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link_joiner();
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right(segment_size.x) link_connector_socket();
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}
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}
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@ -141,7 +149,7 @@ module clip() {
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module joiner(groove) {
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slack=groove?0.5:0;
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joiner_size=[entry_size.x-6+slack, entry_size.y-6+slack, entry_size.z-4+slack];
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joiner_pos=[entry_pos.x, entry_pos.y, entry_pos.z - entry_size.z/2];
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joiner_pos=[entry_pos.x, entry_pos.y, entry_pos.z - entry_size.z/2 + joiner_size.z/2];
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translate(joiner_pos) cube(joiner_size, center=true);
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}
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@ -175,7 +183,7 @@ module clip() {
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}
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}
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module clip_ratcheting(ratchet_length=30) {
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module clip_ratcheting(ratchet_length=28) {
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socket_size=get_link_socket_size();
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clip_size=get_link_clip_size();
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pin_diam=get_link_pin_diameter();
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@ -195,10 +203,10 @@ module clip_ratcheting(ratchet_length=30) {
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}
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}
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module hookRight() {
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hook();
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right(12.5) zrot(180) link_connector_pin();
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}
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module hookLeft() {
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scale([-1, 1, 1]) hook();
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left(12.5) link_connector_pin();
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}
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wall=2;
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tooth_size=[4, 3, 3];
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@ -296,7 +304,7 @@ module clip_ratcheting(ratchet_length=30) {
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railBack();
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}
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if (is_model(MODEL_CLIP_RATCHETING_A) || is_model(MODEL_CLIP_RATCHETING)) {
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left(2) if (is_model(MODEL_CLIP_RATCHETING_A) || is_model(MODEL_CLIP_RATCHETING)) {
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left(ratchet_length + wall + 1) {
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hookLeft();
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left(0.1) {
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@ -335,7 +343,7 @@ if (!is_undef(validation)) {
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left(get_link_clip_size().x) clip();
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}
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if (is_model(MODEL_CLIP_RATCHETING) || is_model(MODEL_CLIP_RATCHETING_A) || is_model(MODEL_CLIP_RATCHETING_B)) {
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left(get_link_clip_size().x) clip_ratcheting();
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left(get_link_clip_size().x * 2 + 3) clip_ratcheting();
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}
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if (is_model(MODEL_LINKS)) for (i = [0:links_count-1]) {
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terminal=(i==links_count-1) && include_terminal;
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