228 lines
8.6 KiB
OpenSCAD
228 lines
8.6 KiB
OpenSCAD
include <common.scad>;
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// Using a Tower Pro SG-5010 servo
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// https://www.thingiverse.com/thing:83806 - Lego mount (has dimensions of servo body)
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// https://www.thingiverse.com/thing:5241574 - Robot arm (just cool)
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currentAngle=0;
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LensVoidDiameter = 40; //mm
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LensZ = 80;
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LensY = 30;
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CapOffsetX = -50;
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CapOffsetY = -11;
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CapLengthX = 50;
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CapWidthZ = 4;
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BoltSpacingX = 10;
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BoltSpacingY = 49;
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BoltD = 3.5;
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RailSlotsX = 20;
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RailSlotsD = 6;
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MountBoltSpacingY=40;
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OptoEndstopAdjustZ=2-9;
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module OptoEndstop () {
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$fn=30;
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Y=5;
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Z2=3.64-1.75;
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difference () {
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union() {
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cube([11.15, 28.25, 1.75], center=true);
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translate([0,14,0]) cylinder(r=R(6), h=1.75, center=true);
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translate([0,-14,0]) cylinder(r=R(6), h=1.75, center=true);
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}
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translate([0,14,0]) cylinder(r=R(2.85), h=1.75+1, center=true);
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translate([0,-14,0]) cylinder(r=R(2.85), h=1.75+1, center=true);
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}
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translate([-R(6.1)+1.2, R(28.25)-R(Y+4.15+4.15)-3.65, 0]) {
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translate([0,R(Y)+R(4.15),-R(1.75)-R(10.15)]) cube([6.1, 4.15, 10.15], center=true);
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translate([0,-R(Y)-R(4.15),-R(1.75)-R(10.15)]) cube([6.1, 4.15, 10.15], center=true);
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}
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translate([3,4, -R(1.75)-R(.75)]) cube([3.6, 15.7, .75], center=true);
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}
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module BoltVoid () {
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cylinder(r=R(BoltD), h=20, center=true);
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translate([0, 0, 4]) m3_nut(5);
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}
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module Mount () {
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$fn = 200;
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difference(){
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union(){
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translate([0, 0, 5]) difference(){
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cylinder(r=R(LensVoidDiameter)+15, h=LensY, center=true);
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cylinder(r=R(LensVoidDiameter)+5, h=LensY+1, center=true);
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}
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translate([0,0,-(LensY/4)-(5/4)]) difference(){
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cylinder(r=R(LensVoidDiameter)+5, h=R(LensY)-R(5)-10, center=true);
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cylinder(r=R(LensVoidDiameter), h=LensY+1, center=true);
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}
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difference () {
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union() {
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translate([50, 0, -6]) cube([100, LensVoidDiameter + 30, 8], center=true);
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translate([0, 0, -6]) cylinder(r=R(LensVoidDiameter)+12, h=8, center=true);
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}
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cylinder(r=R(LensVoidDiameter), h=LensY+1, center=true);
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//servo
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translate([50, 0, -6]) {
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cube([20, 40.25, 10], center = true);
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translate([BoltSpacingX/2, BoltSpacingY/2, 0]) BoltVoid();
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translate([-BoltSpacingX/2, BoltSpacingY/2, 0]) BoltVoid();
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translate([BoltSpacingX/2, -BoltSpacingY/2, 0]) BoltVoid();
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translate([-BoltSpacingX/2, -BoltSpacingY/2, 0]) BoltVoid();
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}
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translate([50, 0, -6-3.01]) cube([2, 56, 2], center=true);
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}
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}
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translate([0,R(LensVoidDiameter),1+4.5]) cube([LensVoidDiameter*2, LensVoidDiameter, 7], center=true);
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//
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translate([80, R(MountBoltSpacingY), 0]) RailSlots();
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translate([80, -R(MountBoltSpacingY), 0]) RailSlots();
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//endstop
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translate([0, -34, 25-2-2-10]) {
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difference () {
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cube([14, 20, 50], center=true);
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translate([0, R(LensVoidDiameter)+10+4.01, 0]) cylinder(r=R(LensVoidDiameter)+5, h=LensY + 29, center=true, $fn=200);
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}
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translate([0, 11, -14+9]) cylinder(r=R(22), h=4, center=true);
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}
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}
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}
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module Cap () {
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$fn = 200;
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difference(){
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union(){
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translate([CapOffsetX,CapOffsetY,0]){
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cylinder(r=R(LensVoidDiameter) + 4, h=4, center = true);
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translate([35,(LensVoidDiameter/4)+1,0]) {
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difference () {
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cube([CapLengthX,R(LensVoidDiameter),CapWidthZ], center=true);
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translate([R(CapLengthX)-(R(LensVoidDiameter)/2), 0, 0]) difference() {
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cube([R(LensVoidDiameter),R(LensVoidDiameter), CapWidthZ+1], center=true);
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cylinder(r=R(LensVoidDiameter)/2, h=CapWidthZ+1+1, center=true);
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translate([-R(LensVoidDiameter)/2, 0, 0]) cube([R(LensVoidDiameter),R(LensVoidDiameter), CapWidthZ+1], center=true);
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}
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}
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}
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}
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translate([0, 0, -4]) cylinder(r=5,h=4,center=true);
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}
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translate([0, 0, -4]) cylinder(r1=R(5.85), r2=R(5.5), h=4.01,center=true, $fn=20);
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cylinder(r=R(2.5), h=10,center=true);
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translate([0, 0, 2.5]) cylinder(r=R(7.5), h=5,center=true);
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}
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translate([CapOffsetX,CapOffsetY - R(LensVoidDiameter) - 4, 1.25]) cylinder(r=R(15), h=1.5, center=true);
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}
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module MountFront () {
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$fn=60;
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difference () {
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Mount();
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translate([0, -50, 50-2]) cube([100, 100, 100], center=true);
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translate([0, 0, 50-2+7]) cube([100, 100, 100], center=true);
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translate([0,-30,-2]) cylinder(r=R(4), h=3, center=true);
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rotate([0,0,40]) translate([0,-30,-2]) cylinder(r=R(4), h=3, center=true);
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rotate([0,0,-40])translate([0,-30,-2]) cylinder(r=R(4), h=3, center=true);
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rotate([0,0,80]) translate([0,-30,-2]) cylinder(r=R(4), h=3, center=true);
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rotate([0,0,-80])translate([0,-30,-2]) cylinder(r=R(4), h=3, center=true);
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translate([90, 0, -11]) rotate([45,0,0]) cube([70, 4.3, 4.3], center=true);
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}
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}
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module MountBack () {
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$fn=60;
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difference () {
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Mount();
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translate([0, 0, -50-1.999]) cube([400, 100, 100], center=true);
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translate([0, 50, -50+2+7]) cube([100, 100, 100], center=true);
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}
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//translate([0,-30,-2]) cylinder(r=R(3.9), h=3, center=true);
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rotate([0,0,40]) translate([0,-30,-2]) cylinder(r=R(3.9), h=3, center=true);
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rotate([0,0,-40])translate([0,-30,-2]) cylinder(r=R(3.9), h=3, center=true);
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rotate([0,0,80]) translate([0,-30,-2]) cylinder(r=R(3.9), h=3, center=true);
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rotate([0,0,-80])translate([0,-30,-2]) cylinder(r=R(3.9), h=3, center=true);
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}
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module RailSlots () {
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translate([R(RailSlotsX), 0, 0]) cylinder(r=R(RailSlotsD), h=40, center=true);
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translate([-R(RailSlotsX), 0, 0]) cylinder(r=R(RailSlotsD), h=40, center=true);
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cube([RailSlotsX, RailSlotsD, 40], center=true);
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}
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module RailMount () {
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//
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X=110;
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RailD=15;
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RailSpacingY=80;
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$fn=60;
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difference () {
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translate([X, 0, -14]) difference () {
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cube([100, LensVoidDiameter + 30.6, 8], center=true);
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//
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translate([-40, R(MountBoltSpacingY), 0]) cylinder(r=R(6),h=40,center=true);
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translate([-40, -R(MountBoltSpacingY), 0]) cylinder(r=R(6),h=40,center=true);
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}
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}
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translate([X, 0, -11]) rotate([45,0,0]) cube([100, 4, 4], center=true);
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translate([X + R(100), 0, -14]) cube([8, LensVoidDiameter + 30.6, 28], center=true);
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translate([X + R(100) + 5 ,R(RailSpacingY),-14]) difference() {
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translate([-2.5, -2.5, 0]) cylinder(r=R(RailD + 5), h=28, center=true);
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cylinder(r=R(RailD), h=28+1, center=true);
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}
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}
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module OptoEndstopMount () {
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translate([-5,9.5,20]) {
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difference() {
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translate([0, 0, 1-7.25]) cube([14-0.3-0.3, 14, 32+4], center=true);
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//lens void
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translate([0, R(LensVoidDiameter)+5+4, 0]) cylinder(r=R(LensVoidDiameter)+5, h=LensY + 29, center=true, $fn=200);
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//connector void
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translate([0,-8.3, -14.5]) cube([9, 8, 5], center=true);
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//bolts
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translate([2,-5,-13.25+OptoEndstopAdjustZ]) rotate([90, 0, 0]) cylinder(r=R(2.9),h=20,center=true, $fn=40);
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translate([2,-5,15+OptoEndstopAdjustZ]) rotate([90, 0, 0]) cylinder(r=R(2.9),h=20,center=true, $fn=40);
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//main void
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translate([-0.5,1,-3]) cube([8,20,15],center=true);
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//pathway void
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translate([0,6,-2]) cylinder(r=R(22), h=6, center=true);
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//smd voids
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translate([5, -6.5, -3]) cube([3.6, 1, 18], center=true);
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}
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}
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}
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module Debug () {
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Mount();
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//translate([-CapOffsetX,-CapOffsetY,5.71]) rotate([0,0,currentAngle]) Cap();
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//color("green") RailMount();
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//translate([5, -38, -11.8+OptoEndstopAdjustZ]) rotate([0, -90, 0]) opto_endstop();
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color("green") translate([5, -38, -11.8]) OptoEndstopMount();
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translate([1.5, -38 + 2 -10, -11.8 + 11 + 2 +.75]) rotate([90, 0, 0]) OptoEndstop();
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}
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Render="OptoEndstopMount";
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if (Render=="Debug") {
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Debug();
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} else if (Render=="Cap") {
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Cap();
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} else if (Render=="MountFront") {
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MountFront();
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} else if (Render=="MountBack") {
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MountBack();
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} else if (Render=="RailMount") {
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RailMount();
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} else if (Render=="OptoEndstopMount") {
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rotate([-90,0,0]) OptoEndstopMount();
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} |