From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Mon, 28 Feb 2022 19:02:52 +0000 (+0000)
Subject: fairphone4-case: keeper fix (from v2)
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;h=ef586a34cea2e5bcd7150150c9fcf2f0597f04b9;p=reprap-play.git

fairphone4-case: keeper fix (from v2)

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
---

diff --git a/fairphone4-case.scad b/fairphone4-case.scad
index a12b832..db570e3 100644
--- a/fairphone4-case.scad
+++ b/fairphone4-case.scad
@@ -208,7 +208,8 @@ keeper_gap_z_top = 0.25;
 keeper_gap_z_bot = 0.75;
 keeper_gap_x     = 0.25;
 keeper_gap_x_holes = 0.75;
-keeper_fatter = 1.20; // todo: use proper size as determined
+keeper_fatter = 0.30;
+keeper_fatter_hole = 1.20;
 
 keeper_side = 0; // 0 = lhs; 1 = rhs
 
@@ -504,14 +505,14 @@ module AdhocMultiprintFrame(phase, z0, zs) {
     }
 }
 
-module KeeperProfile(slant=0){
+module KeeperProfile(fatter, slant=0){
   use_e = kppe + [0,-1] * slant * keeper_inner_width / keeper_slant_slope;
-  polygon([use_e + [+1,-1] * keeper_fatter,
-	   kppd  + [ 0,-1] * keeper_fatter,
+  polygon([use_e + [+1,-1] * fatter,
+	   kppd  + [ 0,-1] * fatter,
 	   kppc,
 	   kppb,
 	   kppa,
-	   kppf  + [+1, 0] * keeper_fatter
+	   kppf  + [+1, 0] * fatter
 	   ]);
 }
 
@@ -1129,7 +1130,7 @@ module Case(){ ////toplevel
       Flip_rhs(1-keeper_side) intersection(){
 	rotate([90, 0, 0])
 	  linear_extrude(height = phone_height + phone_cnr_rad * 2)
-	  KeeperProfile(1);
+	  KeeperProfile(fatter=0, slant=1);
 
 	// outline of the whole case, to stop it protruding
 	translate([0,0, -25])
@@ -1159,7 +1160,7 @@ module Case(){ ////toplevel
       rotate([90, 0, 0])
       linear_extrude(height = phone_height + phone_cnr_rad * 2)
       minkowski(){
-        KeeperProfile();
+        KeeperProfile(fatter=keeper_fatter_hole);
 	rectfromto([ -keeper_gap_x,    -keeper_gap_z_bot ],
 		   [ keeper_gap_x_holes,    +keeper_gap_z_top ]);
       }
@@ -1498,7 +1499,7 @@ module OneKeeper(){ ////toplevel
   translate([0, -phone_cnr_rad, 0])
     rotate([90, 0, 0])
     linear_extrude(height = phone_height - phone_cnr_rad * 2)
-    KeeperProfile();
+    KeeperProfile(fatter=keeper_fatter);
 }
 
 module OneKeeperPrint(){ ////toplevel