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remove planetary_ring_gear_with_clutch, cut offsetClutchGear

master
Vitaliy Filippov 2014-03-26 23:19:58 +00:00
parent 3cc74fe25d
commit 07534e14b8
1 changed files with 18 additions and 64 deletions
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82
gear-v3.scad
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@ -63,29 +63,25 @@ translate([0, 0, 16])
/* 2-stud-thick variant of 32-teeth ring gear */
ring_gear_2u_32t();
//ring_gear_2u_32t();
/* Standard 8-teeth gear */
//std_gear8();
/* Planetary ring gear with both inner and outer 40 teeth */
/* 40-teeth (both inside and outside) planetary ring gear */
//planetary_ring_gear(plane_height=1);
/* 40-teeth planetary ring gear with clutch */
//planetary_ring_gear_with_clutch();
/* Solid clutch gear, like standard 16-teeth */
//clutchGear(32);
/* Gear with clutch fully offset to one side */
/* Gear with clutch fully offset to one side - useful for compact gearbox */
//offsetClutchGear(16);
//offsetClutchGear(23);
/* Gear with bearing only at one side */
/* Gear fully offset to one side */
//offsetGear(number_of_teeth=8, gear_height=3.8);
// Sample offset gear with 28 teeth and 4 holes
@ -93,7 +89,7 @@ ring_gear_2u_32t();
/* Gear with offset teeth, axle hole and sparse body */
//offsetGearSparse(20, gear_height=3.9);
offsetGearSparse(9, gear_height=3.9);
/* Half-stud parametric gear with some holes */
@ -351,52 +347,6 @@ module std_gear8() {
axle(0, 0, -1, 10);
}}
module planetary_ring_gear_with_clutch() {
union() {
difference() {
cylinder($fn=100, h=8, r=22);
// make inner gear slightly bigger
translate([0, 0, -0.1]) gear(mm_per_tooth=3.1415926, number_of_teeth=40, thickness=6.1);
cylinder($fn=100, h=8.1, r=19);
}
translate([0, 0, 8])
difference() {
union() {
cylinder($fn=100, h=2, r=(0.1+3.1*(40/2+1)/3.1415926));
translate([0, 0, 2]) gear(mm_per_tooth=3.1, number_of_teeth=40, thickness=4, clearance=-0.1);
translate([0, 0, 5]) cylinder($fn=100, h=2.2, r=(3.1*(40/2-1)/3.1415926));
cylinder($fn=100, h=8, r=6.8);
}
translate([0, 0, 4]) difference() {
translate([0, 0, -0.1]) cylinder($fn=100, h=20, r=5.8);
translate([0, 0, -0.1]) cylinder($fn=100, h=20.2, r=3.5);
}
translate([0, 0, -0.1]) difference() {
cylinder($fn=100, h=8.2, r=(3.1*(40/2-1)/3.1415926)-1);
translate([0, 0, 3.5]) cylinder($fn=100, h=1, r=(3.1*(40/2-1)/3.1415926)-1);
translate([0, 0, -0.1]) cylinder($fn=100, h=10, r=6.8);
translate([-0.5, -20, -0.1]) cube(size=[1, 40, 10]);
translate([-20, -0.5, -0.1]) cube(size=[40, 1, 10]);
/* translate([-10, 8-0.5, -0.1]) cube(size=[20, 1, 10]);
translate([-10, -8-0.5, -0.1]) cube(size=[20, 1, 10]);
translate([8-0.5, -10, -0.1]) cube(size=[1, 20, 10]);
translate([-8-0.5, -10, -0.1]) cube(size=[1, 20, 10]);
rotate([0, 0, -45]) translate([-0.5, 10, -0.1]) cube(size=[1, 10, 10]);
rotate([0, 0, 45]) translate([-0.5, 10, -0.1]) cube(size=[1, 10, 10]);
rotate([0, 0, -135]) translate([-0.5, 10, -0.1]) cube(size=[1, 10, 10]);
rotate([0, 0, 135]) translate([-0.5, 10, -0.1]) cube(size=[1, 10, 10]);*/
}
translate([0, 0, -0.1]) cylinder($fn=100, h=10, r=2.5);
}
translate([0, 0, 10.2]) union() {
clutchTeeth();
rotate([0, 0, 90]) clutchTeeth();
rotate([0, 0, 180]) clutchTeeth();
rotate([0, 0, -90]) clutchTeeth();
}
}
}
// Planetary ring gear, 2 stud thick, sparse
module planetary_ring_gear(plane_height = 1) {
union() {
@ -503,22 +453,26 @@ module offsetGear(number_of_teeth, gear_height=3.9) {
// Gear with interface for driving ring, with offset teeth
// => The minimal printable size of such gear is 9 teeth...
// (8 teeth will probably be too thin in some places)
// (8 teeth will probably be too thin at root circle)
module offsetClutchGear(number_of_teeth) {
union() {
difference() {
union() {
gear(number_of_teeth=number_of_teeth, mm_per_tooth=3.05, thickness=3.9);
translate([0, 0, 3.9]) cylinder($fn=100, h=4.1, r=6.8);
gear(number_of_teeth=number_of_teeth, mm_per_tooth=3.05, thickness=4);
translate([0, 0, 3.9]) cylinder($fn=max(32,2*number_of_teeth), h=4.1, r=6.8);
}
difference() {
translate([0, 0, 4.8]) cylinder($fn=100, h=4, r=5.8);
translate([0, 0, 4.8]) cylinder($fn=100, h=4, r=3.3);
translate([0, 0, 4.8]) cylinder($fn=50, h=4, r=5.8);
translate([0, 0, 4.8]) cylinder($fn=50, h=4, r=3.3);
}
difference() {
translate([0, 0, -0.1]) cylinder($fn=50, h=2.9+0.1, r=3.05*(number_of_teeth/2-1)/3.1415926-1);
translate([0, 0, -0.2]) cylinder($fn=50, h=4, r=3.5);
translate([-0.5, -20, -0.1]) cube(size=[1, 40, 10]);
translate([-20, -0.5, -0.1]) cube(size=[40, 1, 10]);
}
// round hole
translate([0, 0, -3]) cylinder($fn=100, h=12, r=2.5);
// axle hole
//axle(0, 0, -1, 10);
translate([0, 0, -2]) cylinder($fn=50, h=12, r=2.5);
}
translate([0, 0, 3]) union() {
clutchTeeth();