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Merge branch 'jeroenrnl-SC_flex'

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Chris
2022-09-27 01:10:40 +01:00
parent 233fba275d ec85cc5d4c
commit e84b5721d7
5 changed files with 13 additions and 4 deletions
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libtest.png
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2
readme.md
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@@ -3481,6 +3481,7 @@ Shaft couplings
| `sc_diameter(type)` | Coupling outer diameter |
| `sc_diameter1(type)` | Diameter of smaller shaft |
| `sc_diameter2(type)` | Diameter of larger shaft |
| `sc_flexible(type)` | Flexible coupling |
| `sc_length(type)` | Coupling length |
### Modules
@@ -3494,6 +3495,7 @@ Shaft couplings
| Qty | Module call | BOM entry |
| ---:|:--- |:---|
| 1 | `shaft_coupling(SC_5x8_rigid)` | Shaft coupling SC_5x8_rigid |
| 1 | `shaft_coupling(SC_6x8_flex)` | Shaft coupling SC_6x8_flex |
<a href="#top">Top</a>

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7
vitamins/shaft_coupling.scad
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@@ -26,6 +26,7 @@ function sc_length(type) = type[1]; //! Coupling length
function sc_diameter(type) = type[2]; //! Coupling outer diameter
function sc_diameter1(type) = type[3]; //! Diameter of smaller shaft
function sc_diameter2(type) = type[4]; //! Diameter of larger shaft
function sc_flexible(type) = type[5]; //! Flexible coupling
module shaft_coupling(type, colour = "silver") { //! Draw the shaft coupling
vitamin(str("shaft_coupling(", type[0], "): Shaft coupling ", type[0]));
@@ -34,6 +35,7 @@ module shaft_coupling(type, colour = "silver") { //! Draw the shaft coupling
radius = sc_diameter(type) / 2;
r1 = sc_diameter1(type) / 2;
r2 = sc_diameter2(type) / 2;
flexible = is_undef(sc_flexible(type)) ? false : sc_flexible(type);
grub_length = 3;
module grub_screw_positions() {
@@ -54,6 +56,11 @@ module shaft_coupling(type, colour = "silver") { //! Draw the shaft coupling
tube(radius, r2, length / 2, false);
}
if (flexible) {
linear_extrude(length/3, center=true, convexity = 20, twist = -5 * 360)
translate([r1,0,0])
square(radius-r1,1);
}
grub_screw_positions()
rotate([180, 0, 0])
cylinder(r = screw_radius(M3_grub_screw), h = 5);

8
vitamins/shaft_couplings.scad
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@@ -21,9 +21,9 @@
//! Shaft couplings
//
// L D d1 d2
SC_5x8_rigid = [ "SC_5x8_rigid", 25, 12.5, 5, 8 ];
shaft_couplings = [SC_5x8_rigid];
// L D d1 d2 flex?
SC_5x8_rigid = [ "SC_5x8_rigid", 25, 12.5, 5, 8, false ];
SC_6x8_flex = [ "SC_6x8_flex", 25, 19, 6, 8, true ];
shaft_couplings = [SC_5x8_rigid, SC_6x8_flex];
use <shaft_coupling.scad>