makereal/konstrukt
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Tony Tkáčik 2019-02-23 20:29:29 +01:00
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commit 4eb8284771
3 changed files with 105 additions and 94 deletions
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193
konstrukt-beam.scad
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include <./measurements.scad>;
$fn=50;
//konstrukt_beam_base_L(4,3);
//konstrukt_beam_p(konstrukt_beam_arc(3,3,180));
//konstrukt_beam_p(konstrukt_beam_circle(6,3));
//konstrukt_beam_p([[25,0]]);
function konstrukt_beam_L(len1=4,len2=3)=[[len1,90],[len2,0]];
function konstrukt_beam_arc(segments=3,length=2,angle=90) = [ for (i= [1:1:segments]) [length,angle/(segments) ]];
function konstrukt_beam_circle(segments=3,length=2) = [ for (i= [1:1:segments]) [length,360/segments] ];
module konstrukt_beam_p(components=[[5,0]],height=KB_BEAM_HEIGHT) {
konstrukt_beam_base(components, height);
konstrukt_beam_holes(components, height);
}
module konstrukt_beam(components=[[5,0]],height=KB_BEAM_HEIGHT) {
difference() {
konstrukt_beam_base(components, height);
konstrukt_beam_holes(components, height);
}
}
module konstrukt_beam_base(subs=[[5,0]],height=KB_BEAM_HEIGHT,num=0) {
length = subs[num][0];
angle = subs[num][1];
konstrukt_beam_base_straight(length);
next = num+1;
if(next < len(subs)) {
translate(konstrukt_beam_move_holes(length)) {
rotate([0,0,angle]) {
konstrukt_beam_base(subs,height,next);
}
}
}
}
module konstrukt_beam_holes(subs=[[5,0]],height=KB_BEAM_HEIGHT,num=0) {
length = subs[num][0];
angle = subs[num][1];
next = num+1;
if(next < len(subs)) {
konstrukt_beam_holes_straight(length-1);
translate(konstrukt_beam_move_holes(length)) {
rotate([0,0,angle]) {
konstrukt_beam_holes(subs,height,next);
}
}
}
konstrukt_beam_holes_straight(length);
}
module konstrukt_beam_base_straight(l=2,h=KB_BEAM_HEIGHT) {
cube_length= (l-1)*KB_HOLE_SPACING;
union() {
cylinder(d=KB_BEAM_WIDTH, h=h);
translate([0,-KB_BEAM_WIDTH/2]) {
cube([cube_length, KB_BEAM_WIDTH, h]);
}
translate([cube_length,0]) {
cylinder(d=KB_BEAM_WIDTH, h=h);
}
}
}
function konstrukt_beam_move_holes(len)=[(len-1)*KB_HOLE_SPACING,0];
/**
* Construct object to be substracted from base bean
* in order to create LEGO Technic compatible hole
*
* @param h Height of beam
**/
module konstrukt_beam_hole(h=KB_BEAM_HEIGHT) {
union() {
cylinder(d=KB_HOLE_RING_DIAMETER, h=KB_HOLE_RING_DEPTH);
cylinder(d=KB_HOLE_INSIDE_DIAMETER, h=h );
translate([0,0,h-KB_HOLE_RING_DEPTH])
cylinder(d=KB_HOLE_RING_DIAMETER, h=KB_HOLE_RING_DEPTH);
}
}
module konstrukt_beam_holes_straight(n=1,h=KB_BEAM_HEIGHT) {
for(i=[0:n-1])
translate([i*KB_HOLE_SPACING,0])
konstrukt_beam_hole(h);
}
include <./measurements.scad>;
$fn=50;
//konstrukt_beam_base_L(4,3);
konstrukt_beam(konstrukt_beam_rect(15,3));
//konstrukt_beam_p(konstrukt_beam_circle(6,3));
//konstrukt_beam_p([[25,0]]);
function konstrukt_beam_rect(len1=4,len2=3)=[[len1,90],[len2,90],[len1,90],[len2,90]];
function konstrukt_beam_L(len1=4,len2=3)=[[len1,90],[len2,0]];
function konstrukt_beam_arc(segments=3,length=2,angle=90) = [ for (i= [1:1:segments]) [length,angle/(segments) ]];
function konstrukt_beam_arc2(segments=3,length=2,angle=90) = [ for (i= [1:1:segments]) [length,angle]];
function konstrukt_beam_circle(segments=3,length=2) = [ for (i= [1:1:segments]) [length,360/segments] ];
module konstrukt_beam_p(components=[[5,0]],height=KB_BEAM_HEIGHT) {
konstrukt_beam_base(components, height);
konstrukt_beam_holes(components, height);
}
module konstrukt_beam(components=[[5,0]],height=KB_BEAM_HEIGHT) {
difference() {
konstrukt_beam_base(components, height);
konstrukt_beam_holes(components, height);
}
}
module konstrukt_beam_base(subs=[[5,0]],height=KB_BEAM_HEIGHT,num=0) {
length = subs[num][0];
angle = subs[num][1];
konstrukt_beam_base_straight(length);
next = num+1;
if(next < len(subs)) {
translate(konstrukt_beam_move_holes(length)) {
rotate([0,0,angle]) {
konstrukt_beam_base(subs,height,next);
}
}
}
}
module konstrukt_beam_holes(subs=[[5,0]],height=KB_BEAM_HEIGHT,num=0) {
length = subs[num][0];
angle = subs[num][1];
next = num+1;
if(next < len(subs)) {
konstrukt_beam_holes_straight(length-1);
translate(konstrukt_beam_move_holes(length)) {
rotate([0,0,angle]) {
konstrukt_beam_holes(subs,height,next);
}
}
}
konstrukt_beam_holes_straight(length);
}
module konstrukt_beam_base_straight(l=2,h=KB_BEAM_HEIGHT) {
cube_length= (l-1)*KB_HOLE_SPACING;
union() {
cylinder(d=KB_BEAM_WIDTH, h=h);
translate([0,-KB_BEAM_WIDTH/2]) {
cube([cube_length, KB_BEAM_WIDTH, h]);
}
translate([cube_length,0]) {
cylinder(d=KB_BEAM_WIDTH, h=h);
}
}
}
function konstrukt_beam_move_holes(len)=[(len-1)*KB_HOLE_SPACING,0];
/**
* Construct object to be substracted from base bean
* in order to create LEGO Technic compatible hole
*
* @param h Height of beam
**/
module konstrukt_beam_hole(h=KB_BEAM_HEIGHT) {
union() {
translate([0,0,-0.5]) cylinder(d=KB_HOLE_RING_DIAMETER, h=KB_HOLE_RING_DEPTH+0.5);
cylinder(d=KB_HOLE_INSIDE_DIAMETER, h=h );
translate([0,0,h-KB_HOLE_RING_DEPTH])
cylinder(d=KB_HOLE_RING_DIAMETER, h=KB_HOLE_RING_DEPTH+0.5);
}
}
module konstrukt_beam_holes_straight(n=1,h=KB_BEAM_HEIGHT) {
for(i=[0:n-1])
translate([i*KB_HOLE_SPACING,0])
konstrukt_beam_hole(h);
}

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konstrukt-beams.json Normal file
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{
"fileFormatVersion": "1"
}

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konstrukt-beams.scad Normal file
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include <./konstrukt-beam.scad>;
konstrukt_beam_p(konstrukt_beam_arc(3,3,180));