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mic-camera-adapter: wip
author
Ian Jackson
<ijackson@chiark.greenend.org.uk>
Wed, 8 Apr 2020 16:45:33 +0000
(17:45 +0100)
committer
Ian Jackson
<ijackson@chiark.greenend.org.uk>
Wed, 8 Apr 2020 16:45:33 +0000
(17:45 +0100)
Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
mic-camera-adapter.scad
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diff --git
a/mic-camera-adapter.scad
b/mic-camera-adapter.scad
index bbb2ef316c547194b23de63e297bbc5d80f229c6..1ffc71eba0841c02541efcb5a9268e62211c8849 100644
(file)
--- a/
mic-camera-adapter.scad
+++ b/
mic-camera-adapter.scad
@@
-2,4
+2,26
@@
include <threads.scad>
include <threads.scad>
-english_thread();
+inch = 25.4;
+
+positive = inch/2;
+negative = inch/2;
+midsection = 5;
+
+module Adapter(){
+ translate([0,0,-0.1])
+ english_thread(diameter = 3/8., threads_per_inch=16,
+ leadin=1,
+ length= (positive + 0.1) / inch);
+ rotate([180,0,0]) {
+ difference(){
+ cylinder(r=10, h=negative + midsection);
+ translate([0,0, midsection])
+ english_thread(diameter = 1/2., threads_per_inch=20,
+ leadin=1, internal=true,
+ length=midsection+0.1);
+ }
+ }
+}
+
+Adapter();