X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=blobdiff_plain;f=pulley-elliptical.scad;h=66b3f1bb780c6f7efa5876e10afd2e10be8a6091;hb=HEAD;hp=0329f10566242482b546ffdac399565585bef451;hpb=01a5768bbedadfe01fd7c27e703415d56d148187;p=things.git

diff --git a/pulley-elliptical.scad b/pulley-elliptical.scad
index 0329f10..66b3f1b 100644
--- a/pulley-elliptical.scad
+++ b/pulley-elliptical.scad
@@ -6,6 +6,14 @@ d_x = 25;		// inner diameter in the X axis
 y_scale = 0.5;		// scale y/x
 height = 2.5;           // height of the rim
 
+slot_w = 1.5;
+side_hole_d = 2.0;
+
+thin_wall = 1;
+lever_l = 45;
+lever_h = 15.5;
+foam_h = 3;
+
 module half(d_x, y_scale, height) {
 	hull($fn = 128) {
 		scale([1, (d_x*y_scale+height)/(d_x+height), 1])
@@ -22,14 +30,25 @@ module pulley(d_x, y_scale, height, center_hole_d) {
 			half(d_x, y_scale, height);
 			translate([0, 0, height]) scale([1, 1, -1])
 				half(d_x, y_scale, height);
+			// lever
+			hull() {
+				translate([-lever_h, 0, 0])
+					cube([lever_h, eps, thin_wall]);
+				translate([-foam_h, -lever_l, 0])
+					cube([foam_h, eps, thin_wall]);
+			}
 		}
 		translate([0, 0, -eps])
 			cylinder(r = center_hole_d/2, h = height + 2*eps);
+		translate([-slot_w/2, d_x*y_scale/2, -eps])
+			cube([slot_w, height, height + 2*eps]);
+		translate([0, center_hole_d/2 + (d_x*y_scale/2-center_hole_d/2)/2, -eps])
+			cylinder(r = side_hole_d/2, h = height + 2*eps);
 	}
 }
 
-pulley(d_x = 15, y_scale = 0.5, height=2.5, center_hole_d = 3);
+pulley(d_x = 30, y_scale = 0.4, height=3, center_hole_d = 2.5);
 
-translate([0, 20, 0])
-pulley(d_x = 30, y_scale = 0.5, height=2.5, center_hole_d = 5);
+// translate([0, 20, 0])
+// pulley(d_x = 35, y_scale = 0.4, height=2.5, center_hole_d = 8);