Improve linked strap parametrization
This commit is contained in:
parent
8b61f86eb6
commit
61dbc1e75a
@ -1,4 +1,5 @@
|
||||
links_count=14;
|
||||
links_count=6;
|
||||
include_terminal=true;
|
||||
|
||||
//validation=1;
|
||||
VALIDATE_INTERSECTION=1;
|
||||
@ -12,6 +13,10 @@ include <BOSL/constants.scad>
|
||||
function get_link_segment_size() = [15, 30, 5];
|
||||
function get_link_pin_diameter() = 2;
|
||||
function get_link_socket_slack() = [1, 4, 1];
|
||||
function get_link_joiner_arm_size() = [get_link_segment_size().x - 2, 3, segment_size.z];
|
||||
function get_link_socket_size() = [get_link_segment_size().z,
|
||||
get_link_segment_size().y - get_link_joiner_arm_size().y*2,
|
||||
get_link_segment_size().z];
|
||||
|
||||
echo("===============================");
|
||||
echo(str("Strap length: ", (links_count * get_link_segment_size().x), " mm"));
|
||||
@ -20,7 +25,7 @@ echo("===============================");
|
||||
assert(get_link_segment_size().x >= 10, "Link segment is too short.");
|
||||
assert(get_link_segment_size().z >= (get_link_pin_diameter() + get_link_socket_slack().z + 1), "Link segment is too thin.");
|
||||
|
||||
module link() {
|
||||
module link(terminal=false) {
|
||||
segment_size=get_link_segment_size();
|
||||
module pin() {
|
||||
h=segment_size.y;
|
||||
@ -45,7 +50,7 @@ module link() {
|
||||
}
|
||||
module joiner() {
|
||||
gap=2;
|
||||
arm_size=[8, 3, segment_size.z];
|
||||
arm_size=get_link_joiner_arm_size();
|
||||
module arm() {
|
||||
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);
|
||||
}
|
||||
@ -56,11 +61,11 @@ module link() {
|
||||
scale([1, -1, 1]) arm();
|
||||
}
|
||||
module armJoiner() {
|
||||
joiner_size=[arm_size.x*0.48, segment_size.y, segment_size.z];
|
||||
right(joiner_size.x + 1) cuboid(joiner_size, fillet=1, edges=EDGES_Z_ALL + EDGES_BOTTOM);
|
||||
joiner_size=[arm_size.x-get_link_socket_size().x, segment_size.y, segment_size.z];
|
||||
right(joiner_size.x/2 + get_link_socket_size().x/2 + gap) cuboid(joiner_size, fillet=1, edges=EDGES_Z_ALL + EDGES_BOTTOM);
|
||||
}
|
||||
module socketJoiner() {
|
||||
joiner_size=[segment_size.x-4,
|
||||
joiner_size=[segment_size.x-get_link_socket_size().x+get_link_socket_size().x*0.2,
|
||||
segment_size.y-4,
|
||||
segment_size.z];
|
||||
difference() {
|
||||
@ -68,15 +73,32 @@ module link() {
|
||||
right(segment_size.x) scale([1, 2, 1]) pin_socket_area();
|
||||
}
|
||||
}
|
||||
socketJoiner();
|
||||
module terminalArm() {
|
||||
left(5) {
|
||||
shift=arm_size.x - get_link_pin_diameter();
|
||||
right(segment_size.x + shift + gap/2) pin();
|
||||
right(segment_size.x + gap/2) {
|
||||
armFront();
|
||||
armBack();
|
||||
}
|
||||
right(arm_size.x - get_link_socket_size().x + gap) armJoiner();
|
||||
}
|
||||
}
|
||||
armFront();
|
||||
armBack();
|
||||
armJoiner();
|
||||
if (terminal) {
|
||||
terminalArm();
|
||||
} else {
|
||||
socketJoiner();
|
||||
}
|
||||
}
|
||||
|
||||
pin();
|
||||
right(segment_size.x) pin_socket();
|
||||
joiner();
|
||||
if (!terminal) {
|
||||
right(segment_size.x) pin_socket();
|
||||
}
|
||||
}
|
||||
|
||||
segment_size=get_link_segment_size();
|
||||
@ -100,7 +122,8 @@ if (!is_undef(validation)) {
|
||||
}
|
||||
} else {
|
||||
for (i = [0:links_count-1]) {
|
||||
right(i*segment_size.x) link();
|
||||
terminal=(i==links_count-1) && include_terminal;
|
||||
right(i*segment_size.x) link(terminal=terminal);
|
||||
}
|
||||
}
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user