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Merge in 9 months of work on capper branch #71

Merged
mattmcw merged 95 commits from capper into main 2023-02-19 05:28:46 +00:00
Conversation 0 Commits 95 Files Changed 120 +116 -24
2 changed files with 116 additions and 24 deletions
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5
scad/common.scad
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@ -40,8 +40,9 @@ module m3_nut (H = 5) {
}
echo("common.scad - m4_nut");
module m4_nut (H = 5) {
cylinder(r=R(7.15), h=H, center=true, $fn=6);
module m4_nut (H = 5, DIAG = 8.1) {
//tolerance
hex(diag = DIAG, h = H);
}
module opto_endstop(){

135
scad/jk_lens_assembly.scad
View File

@ -10,7 +10,7 @@ LinearBearingOuterDiameter = 15;
LinearBearingHeight = 24;
LinearBearingBoreDiameter = 8;
ThreadDiameter = 4; //8;
ThreadDiameter = 8;
LinearMotionDiameter = 8;
TNutDiameter1 = 22;
@ -20,10 +20,13 @@ TNutHeight1 = 3.5;
TNutHeight2 = 15;
TNutOffset = 1.5;
RodLength = 100;
RodLength = 150;
ZOffset = -35;
XOffset = -35;
ZOffset = 50;
XOffset = 38;
XWidth = 50;
FrontOffset = 0;
BackOffset = 10;
module linearBearing () {
difference () {
@ -41,7 +44,7 @@ module linearMotionRod (H = 40) {
}
module TNut () {
difference () {
color("red") difference () {
union () {
translate([0, 0, -(TNutHeight2 / 2) + (TNutHeight1 / 2) + TNutOffset]) cylinder(r = R(TNutDiameter1), h = TNutHeight1, center = true, $fn = 100);
cylinder(r = R(TNutDiameter2), h = TNutHeight2, center = true, $fn = 80);
@ -50,39 +53,127 @@ module TNut () {
}
}
module lens_assembly_bellows_board () {
bellows_camera_board();
module lensAssemblyBellowsBoard () {
rotate([0, 0, 90]) bellows_camera_board();
//bottom
difference () {
translate([0, -32.5, 2]) cube([30, 15, 15], center = true);
translate([0, -XOffset, FrontOffset]) rotate([0, 90, 0]) cylinder(r = R(22), h = XWidth, center = true, $fn = 80);
rotate([-90, 0, 0]) {
translate([-13, -5, XOffset]) rotate([0, 90, 0]) m4_nut();
translate([13, -5, XOffset]) rotate([0, 90, 0]) m4_nut();
translate([-(XWidth/2) + 2.5, -FrontOffset, -XOffset]) rotate([0, 90, 0]) TNut();
translate([(XWidth/2) - 2.5, -FrontOffset, -XOffset]) rotate([0, -90, 0]) TNut();
}
rotate([-90, 0, 0]) translate([0, -5, XOffset]) rotate([0, 90, 0]) threadedRod(RodLength);
rotate([-90, 0, 0]) translate([0, -FrontOffset, -XOffset]) rotate([0, 90, 0]) threadedRod(RodLength);
}
//top
difference () {
translate([0, XOffset, FrontOffset]) rotate([0, 90, 0]) cylinder(r = R(22), h = 24, center = true, $fn = 80);
rotate([-90, 0, 0]) {
translate([0, -FrontOffset, XOffset]) rotate([0, 90, 0]) linearBearing();
}
translate([0, XOffset + 10, 0]) cube([24 + 1, 10, 3], center = true);
rotate([-90, 0, 0]) translate([0, -FrontOffset, XOffset]) rotate([0, 90, 0]) linearMotionRod(RodLength);
}
}
rotate([90, 0, 0]) lens_assembly_bellows_board();
module lensAssemblyThreadedZ () {
Z = 90;
LinearMotionX = 22;
LinearMotionY = 20;
LinearMotionZ = 14;
difference () {
union () {
//main cylinder
rounded_cube([22, 22, Z], d = 8, $fn = 30, center = true);
//top linear motion rod attachment block
translate([0, -(LinearMotionY/2), (Z/2) - (LinearMotionZ/2)]) cube([LinearMotionX, LinearMotionY, LinearMotionZ], center = true);
//bottom threaded rod block
translate([0, -BackOffset, -XOffset]) rotate([0, 90, 0]) cylinder(r = R(22), h = 22, center = true, $fn = 80);
}
//------
//threaded rod void
threadedRod(Z + 20);
//board nut void
translate([0, -10, 0]) rotate([0, 90, 0]) cylinder(r = R(12), h = 30, center = true, $fn = 40);
//board void
translate([8, -BackOffset, 0]) cube([8, 7, 52], center = true);
//T nuts
translate([0, 0, (Z / 2) - 4]) rotate([180, 0, 0]) TNut();
translate([0, 0, -(Z / 2) + 4]) TNut();
translate([0, 0, -(Z / 2) - 10]) cylinder(r = R(22), h = 20, center = true, $fn = 80);
//------
//top linear motion rod voids
//
translate([0, -(LinearMotionY/2) - 8, (Z/2) - (LinearMotionZ/2)]) cube([LinearMotionX + 1, LinearMotionY, 2], center = true);
//
translate([0, -(LinearMotionY/2), (Z/2) - (LinearMotionZ/2)]) rotate([0, 90, 0]) cylinder(r = R(LinearMotionDiameter)+.2, h = LinearMotionX + 1, center = true, $fn = 60);
//m4 bolt
translate([0, -(LinearMotionY/2) - 8 + 1, (Z/2) - (LinearMotionZ/2)]) cylinder(r = R(4.25), h = LinearMotionZ + 1, center = true, $fn = 40);
//m4 nut
translate([0, -(LinearMotionY/2) - 8 + 1, (Z/2) - (LinearMotionZ/2) - 6]) m4_nut();
//------
//bottom threaded rod void
translate([0, -BackOffset, -XOffset]) rotate([0, 90, 0]) threadedRod(22 + 1);
//flatten bottom
translate([0, -BackOffset, -(Z / 2) - 11]) cube([23, 22, 22], center = true);
}
}
module lensAssemblyLinearZ () {
Z = 90 + 15 + 8;
XCorrection = 23.75;
ZLinearBearing = 36.5;
difference () {
union () {
//main cylinder
translate([0, 0, 4]) rounded_cube([22, 22, Z], d = 8, $fn = 30, center = true);
//
translate([9, -BackOffset, (Z / 2) - XCorrection]) rotate([0, 90, 0]) cylinder(r = R(22), h = 40, center = true, $fn = 80);
//
translate([0, -BackOffset, -(Z / 2) + 13.5]) rotate([0, 90, 0]) cylinder(r = R(22), h = 22, center = true, $fn = 80);
}
//x linear motion rod void
translate([9, -BackOffset, (Z / 2) - XCorrection]) rotate([0, 90, 0]) linearMotionRod(50);
//board void
translate([-8, -BackOffset, -5]) cube([8, 7, 52], center = true);
//x linear bearing
translate([18, -BackOffset, (Z / 2) - XCorrection]) rotate([0, 90, 0]) linearBearing();
//
translate([0, 0, (Z / 2) - 5]) linearBearing();
//flatten bottom
translate([0, -BackOffset, -(Z / 2) - 7]) cube([23, 22, 22], center = true);
//x linear bearing
translate([0, 0, -(Z / 2) + ZLinearBearing]) linearBearing();
translate([LinearBearingOuterDiameter / 2, 0, -(Z / 2) + ZLinearBearing]) cube([LinearBearingOuterDiameter, LinearBearingOuterDiameter, LinearBearingHeight], center = true);
//x threaded rod
translate([0, -BackOffset, -(Z / 2) + 13.5]) rotate([0, 90, 0]) threadedRod(50);
}
}
rotate([90, 0, 0]) lensAssemblyBellowsBoard();
translate([-ZOffset, BackOffset, 0]) lensAssemblyThreadedZ();
translate([ZOffset, BackOffset, 5]) lensAssemblyLinearZ();
//Z axis
translate([ZOffset, 5, 0]) threadedRod(RodLength);
//translate([40, 8, 0]) linearMotionRod(RodLength);
//translate([-ZOffset, BackOffset, 0]) threadedRod(RodLength);
translate([ZOffset, BackOffset, 0]) linearMotionRod(RodLength);
//translate([40, 8, 0]) linearBearing();
//translate([-40, 8, 25]) rotate([180, 0, 0]) TNut();
//translate([-40, 8, -25]) TNut();
translate([ZOffset, 5, 15]) m4_nut();
translate([ZOffset, 5, -15]) m4_nut();
//translate([ZOffset, 5, 15]) color("blue") m4_nut();
//translate([ZOffset, 5, -15]) color("blue") m4_nut();
//X axis
//translate([0, -5, XOffset]) rotate([0, 90, 0]) threadedRod(RodLength);
//translate([0, -8, 40]) rotate([0, 90, 0]) linearMotionRod(RodLength);
//translate([0, -FrontOffset, -XOffset]) rotate([0, 90, 0]) threadedRod(RodLength);
translate([0, -FrontOffset, XOffset]) rotate([0, 90, 0]) linearMotionRod(RodLength);
//translate([0, -8, 40]) rotate([0, 90, 0]) linearBearing();
//translate([-25, -8, -40]) rotate([0, 90, 0]) TNut();
//translate([25, -8, -40]) rotate([0, -90, 0]) TNut();
//translate([-25, -8, -XOffset]) rotate([0, 90, 0]) TNut();
//translate([25, -8, -XOffset]) rotate([0, -90, 0]) TNut();
//translate([-15, -5, XOffset]) rotate([0, 90, 0]) m4_nut();
//translate([15, -5, XOffset]) rotate([0, 90, 0]) m4_nut();
//translate([-15, -5, XOffset]) rotate([0, 90, 0]) color("blue") m4_nut();
//translate([15, -5, XOffset]) rotate([0, 90, 0]) color("blue") m4_nut();