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sewing-table: Tile11 wip
[reprap-play.git]
/
cable-splice-clamp.scad
diff --git
a/cable-splice-clamp.scad
b/cable-splice-clamp.scad
index 6f2be48001fedfafea44ab788f05a5c11fc03efc..f71c848756b259723e6fcb078acf912114ec9a5f 100644
(file)
--- a/
cable-splice-clamp.scad
+++ b/
cable-splice-clamp.scad
@@
-2,7
+2,7
@@
include <commitid.scad>
include <commitid.scad>
-rnom =
7
.5 / 2;
+rnom =
3
.5 / 2;
// alpha is slope angle, which is half of inner concave angle that
// wire sits in
// alpha is slope angle, which is half of inner concave angle that
// wire sits in
@@
-13,9
+13,15
@@
alpha = 40; // degrees
mu = 1/4;
// wall thickness, and base width as fraction of cable size
mu = 1/4;
// wall thickness, and base width as fraction of cable size
-wall_r =
1
.5 / 6.5;
+wall_r =
2
.5 / 6.5;
base_r = 0.75;
base_r = 0.75;
+total_len = 60;
+
+strap_width = 3.0 + 0.5;
+
+strap_count = 4;
+
// for cross-section calculations:
//
// origin O is at intersection of straight line segments forming walls
// for cross-section calculations:
//
// origin O is at intersection of straight line segments forming walls
@@
-54,16
+60,14
@@
y_B_r = -dy_OB_r;
x_T_r = sina;
y_T_r = -tana * sina;
x_T_r = sina;
y_T_r = -tana * sina;
-top_r = wall_r - (d_OC_r - 1);
-
wall_x_r = wall_r / tan(90-alpha);
wall_x_r = wall_r / tan(90-alpha);
-top =
top_r * r1
;
+top =
wall_r * r1 - (d_OC_r - 1) * r0
;
basew = base_r * rnom;
basew = base_r * rnom;
-echo(
r0,r1
, "ratio",r1/r0);
+echo(
"dias", r0*2, r1*2
, "ratio",r1/r0);
-module CrossSection(plus=0) {
+module CrossSection
Half
(plus=0) {
difference(){
polygon([[-0.1, y_T_r * r0],
[x_T_r * r0, y_T_r * r0],
difference(){
polygon([[-0.1, y_T_r * r0],
[x_T_r * r0, y_T_r * r0],
@@
-76,6
+80,13
@@
module CrossSection(plus=0) {
}
}
}
}
+module CrossSection(plus=0) {
+ for (m=[0,1]) {
+ mirror([m,0])
+ CrossSectionHalf(plus);
+ }
+}
+
module CrossSectionDemo(){ ////toplevel
color("black") CrossSection(2);
CrossSection();
module CrossSectionDemo(){ ////toplevel
color("black") CrossSection(2);
CrossSection();
@@
-85,11
+96,6
@@
module CrossSectionDemo(){ ////toplevel
}
}
}
}
-strap_width = 4 + 0.5;
-total_len = 70;
-
-strap_count = 2;
-
strap_wall_h = 1.5;
strap_wall_l = 2.0;
strap_wall_h = 1.5;
strap_wall_l = 2.0;
@@
-121,6
+127,12
@@
module HalfClamp(){ ////toplevel
}
}
}
}
+module HalfClampPrint(){ ////toplevel
+ rotate([180,0,0])
+ HalfClamp();
+}
+
//CrossSection();
//CrossSectionDemo();
//CrossSection();
//CrossSectionDemo();
-HalfClamp();
+//HalfClamp();
+HalfClampPrint();