X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=sewing-table.scad.m4;h=173391464896fe789a76de967c1af494f75a97d7;hb=3316c5062dfe08bf4d5d68a0c5be2d792c663f51;hp=472aacf382e756d1fc9d0a4d8fb541f12700a077;hpb=8d45ee4624d7cf2bcd80cbe724dc3b286ebaa866;p=reprap-play.git

diff --git a/sewing-table.scad.m4 b/sewing-table.scad.m4
index 472aacf..1733914 100644
--- a/sewing-table.scad.m4
+++ b/sewing-table.scad.m4
@@ -35,8 +35,10 @@ machine_rear_to_front = 85;
 machine_rear_profile = [
 			[ -  0,  -0.00 ],
 			[ -  2,  -0.10 ],
-			[ -  4,  -0.25 ],
-			[ -  6,  -0.50 ],
+			[ -  4,  -0.20 ],
+			[ -  5,  -0.30 ],
+			[ -  6,  -0.40 ],
+			[ -  7,  -0.50 ],
 			[ -  8,  -0.75 ],
 			[ - 10,  -1.50 ],
 			[ - 12,  -2.25 ],
@@ -48,16 +50,16 @@ machine_rear_profile = [
 
 machine_front_profile =  [
 			  [  128,  -3.70,  ],
-			  [  124,  -2.80,  ],
-			  [  120,  -2.50,  ],
-			  [  116,  -2.00,  ],
+			  [  124,  -2.90,  ],
+			  [  120,  -2.45,  ],
+			  [  116,  -2.10,  ],
 			  [  112,  -1.80,  ],
-			  [  108,  -1.60,  ],
-			  [  104,  -1.30,  ],
+			  [  108,  -1.55,  ],
+			  [  104,  -1.25,  ],
 			  [  100,  -1.00,  ],
 			  [   96,  -0.80,  ],
-			  [   92,  -0.70,  ],
-			  [   88,  -0.50,  ],
+			  [   92,  -0.65,  ],
+			  [   88,  -0.55,  ],
 			  [   84,  -0.50,  ]
 			  ];
 
@@ -90,6 +92,8 @@ rearcurve_rad_slop = 0.75;
 
 rearcurve_avoid_y = rearcurve_rad + 10;
 
+rearcurve_double_inrad = 26.10 + 8.04;
+
 reartablet_z = 2.54;
 reartablet_x = 5 + 1;
 reartablet_y = 5;
@@ -386,15 +390,32 @@ module Machine_Arm(){
 module Machine_Profile(){
   first_rear = machine_rear_profile[0];
   first_front = machine_front_profile[len(machine_front_profile)-1];
-  below_point = 0.5 * ( first_rear + first_front ) + [ 0, -40 ];
+  below_point = 0.5 * ( first_rear + first_front ) + [ 0, -10 ];
   pol = concat( machine_rear_profile,
 		[ below_point ],
 		machine_front_profile);
   skew_angle = atan2( first_front[1] - first_rear[1],
 		      first_front[0] - first_rear[0] );
   echo(below_point, pol, skew_angle);
-  rotate([0,0, -skew_angle ]){
-    polygon(pol);
+  hull(){
+    for (z=[0,-40]) {
+      translate([0,z]) {
+	//scale([1,5])
+	rotate([0,0, -skew_angle ]){
+	  //translate( - first_front )
+	  polygon(pol);
+	}
+      }
+    }
+  }
+}
+
+module Machine_RearProfile(){
+  intersection(){
+    Machine_Profile();
+    translate([ -200 + machine_rear_to_front/2, -100 ]) {
+      square([200,200]);
+    }
   }
 }
 
@@ -412,36 +433,36 @@ module Machine_Rear(){ ////toplevel
       cube([ reartablet_x+1,
 	     reartablet_y+1,
 	     20 ]);
+  }
+  translate([ tile01_tr[0] - cutout_l_end_x + rearedge_len,
+	      cutout_tile11_y,
+	      0 ]){
     translate([ rearcurve_strt_len,
 		0,
 		0 ]){
-      translate([ 0,
+      translate([ 1,
 		  0,
-		  -rearcurve_rad
+		  0
 		  ]){
-	rotate([0,-90,0]){
-	  rotate([0,0, 360/8/2])
-	    cylinder(r = small_rad, h= rearcurve_strt_len);
+	rotate([0,-90,0])rotate([0,0,-90]){
+	  linear_extrude(height= rearcurve_strt_len + 1)
+	  Machine_RearProfile();
 	}
       }
       translate([ 0,
 		  0,
-		  big_rad - rearcurve_rad ]) {
+		  rearcurve_double_inrad ]) {
 	intersection(){
 	  rotate([90,0,0]){
-	    rotate_extrude(convexity=10) {
-	      translate([ big_rad,
-			  0 ]) {
-		hull(){
-		  circle(r= small_rad);
-		  translate([200,0])
-		    circle(r= small_rad);
-		}
+	    rotate_extrude(convexity=10, $fn=32) {
+	      rotate([0,0,90]) translate([ 0,
+			  -rearcurve_double_inrad ]) {
+		Machine_RearProfile();
 	      }
 	    }
 	  }
 	  mirror([0,0,1])
-	    cube([150,150,150]);
+	    translate([0,-75,0]) cube([150,150,150]);
 	}
       }
     }
@@ -612,4 +633,5 @@ module Demo(){ ////toplevel
 //TestPiece2();
 //Demo();
 
-Machine_Profile();
+//Machine_Profile();
+//Machine_RearProfile();