320 lines
11 KiB
OpenSCAD
320 lines
11 KiB
OpenSCAD
//
|
|
// JK lens assembly
|
|
//
|
|
include <./common.scad>;
|
|
include <./bellows.scad>;
|
|
include <./knurledFinishLib_v2.scad>;
|
|
|
|
PART = "";
|
|
|
|
LinearBearingOuterDiameter = 15;
|
|
LinearBearingHeight = 24;
|
|
LinearBearingBoreDiameter = 8;
|
|
|
|
ThreadDiameter = 8;
|
|
LinearMotionDiameter = 8;
|
|
|
|
TNutDiameter1 = 22;
|
|
TNutDiameter2 = 10.2;
|
|
TNutInnerDiameter = 8;
|
|
TNutHeight1 = 3.5;
|
|
TNutHeight2 = 15;
|
|
TNutOffset = 1.5;
|
|
|
|
RodLength = 150;
|
|
|
|
ZOffset = 120;
|
|
XOffset = 38;
|
|
XWidth = 50;
|
|
FrontOffset = 0;
|
|
BackOffset = 15;
|
|
|
|
LinearMotionX = 22;
|
|
LinearMotionY = 20;
|
|
LinearMotionZ = 14;
|
|
|
|
XPosition = 0;
|
|
ZPosition = 0;
|
|
|
|
module linearBearing (padD = 0, padH = 0) {
|
|
difference () {
|
|
cylinder(r = R(LinearBearingOuterDiameter + padD), h = LinearBearingHeight + padH, center = true, $fn = 100);
|
|
cylinder(r = R(LinearBearingBoreDiameter), h = LinearBearingHeight + padH + 1, center = true, $fn = 60);
|
|
}
|
|
}
|
|
|
|
module threadedRod (H = 40, pad = 0) {
|
|
color("green") cylinder(r = R(ThreadDiameter + pad), h = H, center = true, $fn = 60);
|
|
}
|
|
|
|
module linearMotionRod (H = 40, pad = 0) {
|
|
color("blue") cylinder(r = R(LinearMotionDiameter + pad), h = H, center = true, $fn = 60);
|
|
}
|
|
|
|
module TNut (padD = 0, padH = 0) {
|
|
color("red") difference () {
|
|
union () {
|
|
translate([0, 0, -(TNutHeight2 / 2) + (TNutHeight1 / 2) + TNutOffset]) cylinder(r = R(TNutDiameter1 + padD), h = TNutHeight1, center = true, $fn = 100);
|
|
cylinder(r = R(TNutDiameter2), h = TNutHeight2 + padH, center = true, $fn = 80);
|
|
}
|
|
cylinder(r = R(TNutInnerDiameter), h = TNutHeight2 + 1, center = true, $fn = 60);
|
|
}
|
|
}
|
|
|
|
module m3Bolt (bolt = 20) {
|
|
cylinder(r = 3.1 / 2, h = bolt, center = true, $fn = 40);
|
|
}
|
|
|
|
module m4Bolt (bolt = 10) {
|
|
cylinder(r = R(4.25), h = bolt, center = true, $fn = 40);
|
|
}
|
|
|
|
module m3BoltNut (bolt = 20, nut = 3.5) {
|
|
m3Bolt(bolt);
|
|
|
|
translate([0, 0, nut]) color("red") {
|
|
cylinder(r = 8 / 2, h = 2.5, center = true, $fn = 6);
|
|
translate([-4, 0, 0]) cube([8, 6.9, 2.5], center = true);
|
|
}
|
|
}
|
|
|
|
module m4BoltNut (bolt = 10, nut = 3.5) {
|
|
m4Bolt(bolt);
|
|
|
|
translate([0, 0, nut]) color("red") {
|
|
m4_nut();
|
|
translate([-10, 0, 0]) cube([20, 6.9, 3.5], center = true);
|
|
}
|
|
}
|
|
|
|
module lensAssemblyBellowsBoard () {
|
|
//bottom
|
|
difference () {
|
|
union () {
|
|
rotate([0, 0, 90]) bellows_camera_board();
|
|
translate([0, -XOffset, FrontOffset]) rotate([0, 90, 0]) cylinder(r = R(22), h = XWidth, center = true, $fn = 80);
|
|
}
|
|
rotate([-90, 0, 0]) {
|
|
translate([-(XWidth/2) + 2.5, -FrontOffset, -XOffset]) rotate([0, 90, 0]) TNut(0.3, 0.3);
|
|
//m3s
|
|
// -centered
|
|
translate([-(XWidth/2) + 2.5 + 5, -FrontOffset - 8, -XOffset]) rotate([0, -90, 0]) rotate([0, 0, 90]) m3BoltNut();
|
|
// -top no nut
|
|
translate([-(XWidth/2) + 2.5 + 5, -FrontOffset, -XOffset + 8]) rotate([0, -90, 0]) m3Bolt();
|
|
// -bottom no nut
|
|
translate([-(XWidth/2) + 2.5 + 5, -FrontOffset, -XOffset - 8]) rotate([0, -90, 0]) m3Bolt();
|
|
translate([(XWidth/2) - 2.5, -FrontOffset, -XOffset]) rotate([0, -90, 0]) TNut(0.3, 0.3);
|
|
//m3s
|
|
// -center
|
|
translate([(XWidth/2) - 2.5 - 5, -FrontOffset - 8, -XOffset]) rotate([0, 90, 0]) rotate([0, 0, 90]) m3BoltNut();
|
|
// -top no nut
|
|
translate([(XWidth/2) - 2.5 - 5, -FrontOffset, -XOffset + 8]) rotate([0, 90, 0]) m3Bolt();
|
|
// -bottom no nut
|
|
translate([(XWidth/2) - 2.5 - 5, -FrontOffset, -XOffset - 8]) rotate([0, 90, 0]) m3Bolt();
|
|
}
|
|
rotate([-90, 0, 0]) translate([0, -FrontOffset, -XOffset]) rotate([0, 90, 0]) threadedRod(RodLength, 0.5);
|
|
translate([0, -XOffset, -10.5]) cube([100,30, 15], center = true);
|
|
}
|
|
|
|
//top
|
|
difference () {
|
|
translate([0, XOffset, FrontOffset]) rotate([0, 90, 0]) cylinder(r = R(25), h = 24, center = true, $fn = 80);
|
|
rotate([-90, 0, 0]) {
|
|
translate([0, -FrontOffset, XOffset]) rotate([0, 90, 0]) linearBearing(0.25);
|
|
}
|
|
translate([0, XOffset, -10.5]) cube([24 + 1,30, 15], center = true);
|
|
rotate([-90, 0, 0]) translate([0, -FrontOffset, XOffset]) rotate([0, 90, 0]) linearMotionRod(RodLength);
|
|
}
|
|
}
|
|
|
|
module topLinearAttachmentBlock () {
|
|
cube([LinearMotionX, LinearMotionY + 2, LinearMotionZ], center = true);
|
|
}
|
|
|
|
module lensAssemblyThreadedZ () {
|
|
Z = 90;
|
|
difference () {
|
|
union () {
|
|
//main cylinder
|
|
rounded_cube([22, 22, Z], d = 8, $fn = 30, center = true);
|
|
//top linear motion rod attachment block
|
|
translate([0, -BackOffset, (Z/2) - (LinearMotionZ/2)]) topLinearAttachmentBlock();
|
|
//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, 0.5);
|
|
//board nut void
|
|
translate([0, -10, 0]) rotate([0, 90, 0]) cylinder(r = R(12), h = 30, center = true, $fn = 40);
|
|
//T nuts
|
|
//top
|
|
translate([0, 0, (Z / 2) - 4]) rotate([180, 0, 0]) TNut(0.3, 0.3);
|
|
//bottom
|
|
translate([0, 0, -(Z / 2) + 4]) TNut(0.3, 0.3);
|
|
|
|
//----
|
|
//T nut M3 bolts
|
|
//top
|
|
translate([0, 0, (Z / 2) - 4]) {
|
|
translate([-8, 0, 0]) rotate([180, 0, 0]) m3BoltNut();
|
|
translate([8, 0, 0]) rotate([0, 0, 180]) rotate([180, 0, 0]) m3BoltNut();
|
|
translate([0, 8, 0]) rotate([0, 0, -90]) rotate([180, 0, 0]) m3BoltNut();
|
|
}
|
|
//bottom
|
|
translate([0, 0, -(Z / 2) + 4]) {
|
|
translate([-8, 0, 0]) m3BoltNut();
|
|
translate([8, 0, 0]) rotate([0, 0, 180]) m3BoltNut();
|
|
translate([0, 8, 0]) rotate([0, 0, -90]) m3BoltNut();
|
|
}
|
|
|
|
//------
|
|
//top linear motion rod voids
|
|
//top gap to close
|
|
translate([0, -(LinearMotionY/2) - 9, (Z/2) - (LinearMotionZ/2)]) cube([LinearMotionX + 1, LinearMotionY, 2], center = true);
|
|
//rod
|
|
translate([0, -BackOffset, (Z/2) - (LinearMotionZ/2)]) rotate([0, 90, 0]) cylinder(r = R(LinearMotionDiameter)+.2, h = LinearMotionX + 1, center = true, $fn = 60);
|
|
//m4 bolt top
|
|
translate([0, -BackOffset - 8 + 2, (Z/2) - (LinearMotionZ/2)]) m4Bolt(LinearMotionZ + 1);
|
|
//m4 nut top
|
|
translate([0, -BackOffset - 8 + 2, (Z/2) - (LinearMotionZ/2) - 6]) m4_nut();
|
|
//------
|
|
//bottom threaded rod void
|
|
translate([0, -BackOffset, -XOffset]) rotate([0, 90, 0]) threadedRod(22 + 1, 0.5);
|
|
//flatten bottom
|
|
translate([0, -BackOffset, -(Z / 2) - 11]) cube([23, 22, 22], center = true);
|
|
}
|
|
}
|
|
|
|
module lensAssemblyLinearZ () {
|
|
Z = 90;
|
|
|
|
difference () {
|
|
union () {
|
|
//main cylinder
|
|
rounded_cube([22, 22, Z], d = 8, $fn = 30, center = true);
|
|
//top
|
|
translate([0, -BackOffset, (Z / 2) - (LinearMotionZ/2)]) topLinearAttachmentBlock();
|
|
//bottom
|
|
translate([0, -BackOffset, -XOffset]) rotate([0, 90, 0]) cylinder(r = R(22), h = 22, center = true, $fn = 80);
|
|
}
|
|
//x linear motion rod void
|
|
translate([9, -BackOffset, (Z / 2) - (LinearMotionZ/2)]) rotate([0, 90, 0]) linearMotionRod(50, 0.3);
|
|
//z linear motion rod
|
|
linearMotionRod(250, 0.6);
|
|
//top gap to close
|
|
translate([0, -(LinearMotionY/2) - 9, (Z/2) - (LinearMotionZ/2)]) cube([LinearMotionX + 1, LinearMotionY, 2], center = true);
|
|
//m4 bolt top
|
|
translate([0, -BackOffset - 8 + 2, (Z/2) - (LinearMotionZ/2)]) m4Bolt(LinearMotionZ + 1);
|
|
//m4 nut top
|
|
translate([0, -BackOffset - 8 + 2, (Z/2) - (LinearMotionZ/2) - 6]) m4_nut();
|
|
//flatten bottom
|
|
translate([0, -BackOffset, -(Z / 2) - 11]) cube([23, 22, 22], center = true);
|
|
//z linear bearing
|
|
translate([0, 0, -(Z / 2) + (LinearBearingHeight / 2) - 2 ]) {
|
|
linearBearing(0.25, 0.3);
|
|
}
|
|
|
|
//z linear bearing
|
|
translate([0, 0, (Z / 2) - (LinearBearingHeight / 2) + 2]) {
|
|
linearBearing(0.25, 0.3);
|
|
}
|
|
//x threaded rod
|
|
translate([0, -BackOffset, -XOffset]) rotate([0, 90, 0]) threadedRod(50, 0.5);
|
|
}
|
|
}
|
|
|
|
module lensAssemblyBaseZ () {
|
|
difference () {
|
|
rounded_cube([150, 22, 22], d = 8, $fn = 30, center = true);
|
|
translate([ZOffset/2, 0, 5]) linearMotionRod(22 + 1, 0.2);
|
|
translate([-ZOffset/2, 0, 0]) threadedRod(50, 0.5);
|
|
translate([ZOffset/2+10, 0, 3]) rotate([0, 90, 0]) m4BoltNut(20, -1);
|
|
}
|
|
}
|
|
|
|
module lensAssemblyTopZ () {
|
|
difference () {
|
|
rounded_cube([150, 22, 15], d = 8, $fn = 30, center = true);
|
|
translate([ZOffset/2, 0, 0]) linearMotionRod(22 + 1, 0.2);
|
|
translate([-ZOffset/2, 0, 0]) threadedRod(50, 0.5);
|
|
translate([ZOffset/2+10, 0, 0]) rotate([0, 90, 0]) m4BoltNut(20, -1);
|
|
}
|
|
}
|
|
|
|
module lensAssemblyThreadedCollar (H = 8, pad = 0) {
|
|
difference () {
|
|
union () {
|
|
cylinder(r = R(26), h = H, center = true, $fn = 80);
|
|
}
|
|
threadedRod(H*2, 0.1 + pad);
|
|
translate([8.5, 0, 0]) rotate([0, 90, 0]) m3BoltNut(10, -1);
|
|
}
|
|
}
|
|
|
|
module lensAssemblyThreadedKnob () {
|
|
H = 8;
|
|
D1 = 38.7;
|
|
difference () {
|
|
union () {
|
|
translate([0, 0, -H/2]) knurled_cyl(H, D1, 2, 2, .3, 0, 0);
|
|
translate([0, 0, H]) lensAssemblyThreadedCollar(H);
|
|
}
|
|
translate([0, 0, H]) threadedRod(H*2, 0.1);
|
|
}
|
|
}
|
|
|
|
module debug () {
|
|
translate([0, 0, ZPosition]) {
|
|
translate([-ZOffset/2, BackOffset, 0]) lensAssemblyThreadedZ();
|
|
translate([ZOffset/2, BackOffset, 0]) lensAssemblyLinearZ();
|
|
|
|
translate([ZOffset/2, BackOffset, (90 / 2) - (LinearBearingHeight / 2) + 2]) color("green") linearBearing();
|
|
translate([ZOffset/2, BackOffset, -(90 / 2) + (LinearBearingHeight / 2) - 2]) color("green") linearBearing();
|
|
|
|
translate([-ZOffset/2, BackOffset, 40]) rotate([180, 0, 0]) TNut();
|
|
translate([-ZOffset/2, BackOffset, -40]) TNut();
|
|
|
|
//X axis
|
|
translate([0, -FrontOffset, -XOffset]) rotate([0, 90, 0]) threadedRod(RodLength);
|
|
//translate([-(ZOffset/2) - 24, -FrontOffset, -XOffset]) rotate([0, 90, 0]) lensAssemblyThreadedKnob();
|
|
translate([-(ZOffset/2) + 16, -FrontOffset, -XOffset]) rotate([0, 90, 0]) lensAssemblyThreadedCollar();
|
|
translate([0, -FrontOffset, XOffset]) rotate([0, 90, 0]) linearMotionRod(RodLength);
|
|
|
|
translate([XPosition, 0, 0]) {
|
|
rotate([90, 0, 0]) lensAssemblyBellowsBoard();
|
|
translate([0, 0, 40]) rotate([0, 90, 0]) color("green") linearBearing();
|
|
translate([-22.5, 0, -XOffset]) rotate([0, 90, 0]) TNut();
|
|
translate([22.5, 0, -XOffset]) rotate([0, -90, 0]) TNut();
|
|
}
|
|
}
|
|
|
|
//Z axis
|
|
translate([-ZOffset/2, BackOffset, 0]) threadedRod(RodLength + 20);
|
|
//translate([-ZOffset/2, BackOffset, -((RodLength + 20)/2)-8]) lensAssemblyThreadedKnob();
|
|
translate([-ZOffset/2, BackOffset, -((RodLength + 20)/2)+31]) lensAssemblyThreadedCollar();
|
|
translate([ZOffset/2, BackOffset, 0]) linearMotionRod(RodLength);
|
|
|
|
translate([0, BackOffset, -70]) lensAssemblyBaseZ();
|
|
}
|
|
|
|
PART = "lens_assembly_threaded_z";
|
|
|
|
if (PART == "lens_assembly_bellows_board") {
|
|
lensAssemblyBellowsBoard();
|
|
} else if (PART == "lens_assembly_threaded_z") {
|
|
lensAssemblyThreadedZ();
|
|
} else if (PART == "lens_assembly_linear_z") {
|
|
lensAssemblyLinearZ();
|
|
} else if (PART == "lens_assembly_base_z") {
|
|
lensAssemblyBaseZ();
|
|
} else if (PART == "lens_assembly_top_z") {
|
|
lensAssemblyTopZ();
|
|
} else if (PART == "lens_assembly_threaded_knob") {
|
|
lensAssemblyThreadedKnob();
|
|
} else if (PART == "lens_assembly_threaded_collar") {
|
|
lensAssemblyThreadedCollar(6, 0.2);
|
|
} else {
|
|
debug();
|
|
}
|