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Merge branch 'master' of github.com:elmom/MCAD

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Elmom 2010-09-29 20:43:03 +03:00
parent 15812d48dd 4430a9e7d8
commit d650715b6f
2 changed files with 12 additions and 9 deletions
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6
README
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@ -14,9 +14,9 @@ files include useful constants which will be available with "include <MCAD/*.sca
which should be safe to use on all included files (ie. no top level code should which should be safe to use on all included files (ie. no top level code should
create geometry). create geometry).
If you host your project in git, you use "git submodule add URL" in your If you host your project in git, you can do "git submodule add URL PATH" in your
repo to import this library as a git submodule for easy usage. See repo to import this library as a git submodule for easy usage. Then you need to do a "git submodule update --init". See
"git help submodule"" for more info "git help submodule"" for more info.
Currently Provided Tools: Currently Provided Tools:

15
bearing.scad
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@ -1,6 +1,6 @@
/* /*
* Bearing model. * Bearing model.
* *
* Originally by Hans Häggström, 2010. * Originally by Hans Häggström, 2010.
* Dual licenced under Creative Commons Attribution-Share Alike 3.0 and LGPL2 or later * Dual licenced under Creative Commons Attribution-Share Alike 3.0 and LGPL2 or later
*/ */
@ -29,7 +29,10 @@ BEARING_INNER_DIAMETER = 0;
BEARING_OUTER_DIAMETER = 1; BEARING_OUTER_DIAMETER = 1;
BEARING_WIDTH = 2; BEARING_WIDTH = 2;
//BearingXXX = [inner dia, outer dia, width];
Bearing608 = [8*mm, 22*mm, 7*mm]; Bearing608 = [8*mm, 22*mm, 7*mm];
Bearing623 = [3*mm, 10*mm, 4*mm];
//Bearing624 = [4*mm, , ];
Bearing627 = [7*mm, 22*mm, 7*mm]; Bearing627 = [7*mm, 22*mm, 7*mm];
Bearing688 = [8*mm, 16*mm, 5*mm]; Bearing688 = [8*mm, 16*mm, 5*mm];
SkateBearing = Bearing608; SkateBearing = Bearing608;
@ -43,13 +46,13 @@ module bearing(pos=[0,0,0], angle=[0,0,0], model=SkateBearing, outline=false,
w = bearingWidth(model); w = bearingWidth(model);
innerD = outline==false ? bearingInnerDiameter(model) : 0; innerD = outline==false ? bearingInnerDiameter(model) : 0;
outerD = bearingOuterDiameter(model); outerD = bearingOuterDiameter(model);
innerRim = innerD + (outerD - innerD) * 0.2; innerRim = innerD + (outerD - innerD) * 0.2;
outerRim = outerD - (outerD - innerD) * 0.2; outerRim = outerD - (outerD - innerD) * 0.2;
midSink = w * 0.1; midSink = w * 0.1;
translate(pos) rotate(angle) union() { translate(pos) rotate(angle) union() {
color(material) color(material)
difference() { difference() {
// Basic ring // Basic ring
Ring([0,0,0], outerD, innerD, w, material, material); Ring([0,0,0], outerD, innerD, w, material, material);
@ -67,13 +70,13 @@ module bearing(pos=[0,0,0], angle=[0,0,0], model=SkateBearing, outline=false,
translate(pos) translate(pos)
difference() { difference() {
cylinder(r=od/2, h=h, $fs = 0.01); cylinder(r=od/2, h=h, $fs = 0.01);
color(holeMaterial) color(holeMaterial)
translate([0,0,-10*epsilon]) translate([0,0,-10*epsilon])
cylinder(r=id/2, h=h+20*epsilon, $fs = 0.01); cylinder(r=id/2, h=h+20*epsilon, $fs = 0.01);
} }
} }
} }
} }