X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=sewing-table.scad.m4;h=32b18a3f865316fb05a1681d7a830879b5faa6b1;hb=dce4ecd91aa039bf052c40427c6039bca356fce9;hp=0fbc16884780aed06fca79474f7983d394fb48e7;hpb=6e18031932df2a61590090a9f6af1e4070f2b224;p=reprap-play.git

diff --git a/sewing-table.scad.m4 b/sewing-table.scad.m4
index 0fbc168..32b18a3 100644
--- a/sewing-table.scad.m4
+++ b/sewing-table.scad.m4
@@ -72,6 +72,15 @@ frontcurve_z_slop = 0.75;
 frontcurve_strt_len = 50;
 frontcurve_dualcurve_angle = 30;
 
+teststrapslots_at = [ [ 110, 70 ], [ 110, -35 ],
+		      [ 180, 90 ],
+		      [ 190, -80 ], // do not change index of this one
+		      [   0, 70 ],  [  0, -35 ],
+		      ];
+
+teststrap = [ 3, 5 ];
+teststrap_peg = [7.5, 3.5];
+
 // calculated
 
 TEST = false;
@@ -95,7 +104,7 @@ thehd_tl = [ -thehd_tr[0], thehd_tr[1] ];
 thehd_bl = -thehd_tr;
 thehd_br = -thehd_tl;
 
-tablet_z_slop = rearcurve_z_slop;
+tablet_z_slop = 0.25;
 
 interlock_rad = interlock_dia/2;
 interlock_negative_rad = interlock_rad + 0.125;
@@ -513,9 +522,33 @@ module Machine_Curves(){ ////toplevel
   }
 }
 
+module TestStrapSlots(){
+  pegwidth = teststrap_peg[0];
+  for (pos = teststrapslots_at) {
+    echo("TSS",pos);
+    translate(concat(pos,[0]))
+      for (mx = [0,1]) mirror([mx,0,0]) {
+	  translate([ pegwidth/2, -teststrap[1]/2, -20 ])
+	    cube(concat(teststrap,[40]));
+	}
+  }
+}
+
+module TestStrapPeg_any(l){ cube(concat([l],teststrap_peg)); }
+
+module TestStrapPeg_Short(){ ////toplevel
+  TestStrapPeg_any(35);
+}
+
+module TestStrapPeg_Long(){ ////toplevel
+  TestStrapPeg_any(60);
+}
+
 module Machine(){ ////toplevel
   Machine_Arm();
   Machine_Curves();
+  if (TEST)
+    TestStrapSlots();
 }
 
 module MachineEnvelope(){
@@ -738,7 +771,7 @@ module FitTest_general(c0,sz, dobrace=false, bracexx=0){
 }
 
 module FitTest_PairLink(cut=false){ ////toplevel
-  cy0=-55; cy1=85; cx=127;
+  cy0=-55; cy1=85; cx=132;
   bar = [10,10];
   legrad = 12;
   footrad_min = 1; footrad_max = 4; footrad_depth = 5;
@@ -764,7 +797,8 @@ module FitTest_PairLink(cut=false){ ////toplevel
 	    translate([0,0,-footrad_depth])
 	      cylinder(r= footrad_min, h=1);
 	  }
-	  translate([0,0,-10])
+	  if (cut)
+	    translate([0,0,-10])
 	    cylinder(r= footrad_min +
 		     adj_neg_slop * (footrad_max-footrad_min)/footrad_depth,
 		     h=20);
@@ -792,22 +826,27 @@ module FitTest_PairLink(cut=false){ ////toplevel
 
 module FitTest_RearCurve(){ ////toplevel
   difference(){
-    FitTest_general([110,0], [170,100]);
+    FitTest_general([100,0], [180,100]);
     FitTest_PairLink(true);
+    TestStrapSlots();
   }
 }
 
 module FitTest_FrontCurve(){ ////toplevel
-  p0 = [110,-80];
-  sz = [170,80];
+  p0 = [100,-80];
+  sz = [180,80];
   difference(){
     intersection() {
       Tile00();
       translate([0,0,-8]) linear_extrude(height=18) {
 	translate(p0) square(sz);
+	translate(teststrapslots_at[3])
+	  scale(2* [ teststrap_peg[0], teststrap[1] ])
+	  circle(r=1, $fn=20);
       }
     }
     FitTest_PairLink(true);
+    TestStrapSlots();
   }
 }
 
@@ -820,6 +859,7 @@ module FitTest_Entire(){ ////toplevel
     FitTest_PairLink(true);
     translate(concat(p0,[0]) + [szfront[0],-10,-40])
       cube([100, -p0[1], 80]);
+    TestStrapSlots();
   }
   intersection(){
     FitTest_RearCurve();
@@ -834,7 +874,7 @@ module FitTest_EntireDemo(){ ////toplevel
 }
 
 module FitTest_PairDemo(){ ////toplevel
-  sh=[-100,-15,0];
+  sh=[-90,-15,0];
   translate(sh){
     FitTest_PairLink();
     %FitTest_FrontCurve();