X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=belt-slot-cut-jig.scad;h=5fb91139a414dfe0168765cc170d5d1d93787cc4;hb=36d62aa085d99809fc5abd10d456e121bd299e9c;hp=4cb8331d4883f8448cab6783ff7c41e358e48b5b;hpb=41516027f2175860aeaebd734cfc74c288b395c6;p=reprap-play.git

diff --git a/belt-slot-cut-jig.scad b/belt-slot-cut-jig.scad
index 4cb8331..5fb9113 100644
--- a/belt-slot-cut-jig.scad
+++ b/belt-slot-cut-jig.scad
@@ -12,12 +12,12 @@ holder_attach_near_wall = 3;
 
 holder_attach_xsz = 5;
 holder_ctie_width = 4.0 + 0.5;
-holder_ctie_thick = 2.0 + 0.5;
+holder_ctie_thick = 3.0 + 0.5;
 holder_attach_walls = 3;
 holder_attach_roof = 2.5;
 
 jig_interval = 25;
-strap_width = 25;
+strap_width = 26.75 + 0.7;
 strap_thick = 3;
 edgewall_width = 3;
 
@@ -44,7 +44,11 @@ crewpunch_shape =
    [ 10, [1.6, 6.5], [2.1, 12.8] ],
    [ 12, [1.8, 6.6], [2.3, 12.7] ],
    [ 14, [2.1, 6.8], [2.6, 13.0] ],
-   [ 16, [2.4, 6.9], [2.7, 13.2] ]];
+   [ 16, [2.4, 6.9], [2.7, 13.2] ],
+   [ 18, [2.5, 7.0], [2.9, 13.3] ],
+   [ 22, [3.1, 7.1], [3.2, 13.4] ],
+   [ 26, [3.3, 7.2], [3.5, 13.6] ], 
+   ];
 
 crewpunch_shaft_max_y = 7.5;
 
@@ -55,6 +59,8 @@ crewpunch_min_y = 4.7 - crewpunch_systematic_size_error;
 crewpunch_smallest_shape = crewpunch_shape[0];
 crewpunch_biggest_shape = crewpunch_shape[len(crewpunch_shape)-1];
 
+crewpunch_skew_angle = 2.0; //degrees
+
 // computed
 
 attach_ysz = holder_attach_walls*2 + holder_ctie_width;
@@ -62,7 +68,7 @@ holder_front_all = crewpunch_shaft_max_y - crewpunch_biggest_shape[1][1]
   + attach_ysz;
 
 holder_block_zsz = crewpunch_biggest_shape[0] - crewpunch_smallest_shape[0];
-holder_xsz = crewpunch_biggest_shape[2][0] + crewpunch_biggest_shape[2][1] +
+holder_xsz = crewpunch_biggest_shape[2][1] + crewpunch_biggest_shape[2][0] +
   holder_min_wall*2;
 crewpunch_biggest_y =
   crewpunch_biggest_shape[1][0] + crewpunch_biggest_shape[1][1];
@@ -89,7 +95,7 @@ module CrewPunch(){
 	  for(yind=[0,1]) //translate([0,yind?0.5:0,0])
 	    mirror([xind?1:0,0,0]) mirror([0,yind?0:1,0]){
 	      translate([-0.1,-0.1,-0.1])
-		cube([0.1 + layer[2][xind] + ourslop,
+		cube([0.1 + layer[2][1-xind] + ourslop,
 		      0.1 + layer[1][yind] + ourslop,
 		      0.2]);
 	    }
@@ -99,14 +105,18 @@ module CrewPunch(){
 }
 
 module PunchHolder(cutouts=true){
-  translate([-holder_xsz/2,
-	     -holder_ysz + holder_min_wall + crewpunch_biggest_y/2,
-	     0]){
+  translations=[-holder_xsz/2,
+		-holder_ysz + holder_min_wall + crewpunch_biggest_y/2,
+		0];
+  translate(translations){
     difference(){
       translate([0,attach_offset,0])
 	cube([holder_xsz, holder_ysz - attach_offset, holder_block_zsz]);
       if (cutouts)
-	translate([crewpunch_biggest_shape[2][1] + holder_min_wall,
+	translate(-translations)
+	rotate([0,0,-crewpunch_skew_angle])
+	translate(translations)
+	translate([crewpunch_biggest_shape[2][0] + holder_min_wall,
 		   crewpunch_biggest_shape[1][0] + holder_front_all,
 		   -crewpunch_smallest_shape[0]])
 	  CrewPunch();