From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Sun, 10 May 2020 21:12:54 +0000 (+0100)
Subject: mic-table-clamp: wip ClampBot
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=reprap-play.git;a=commitdiff_plain;h=f70c153aa6e1f84ba332ca6679a396f7bc7f7149

mic-table-clamp: wip ClampBot

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

diff --git a/mic-table-clamp.scad b/mic-table-clamp.scad
index 43b0069..1c459b0 100644
--- a/mic-table-clamp.scad
+++ b/mic-table-clamp.scad
@@ -31,13 +31,14 @@ clamp_bot_tooth_h = 2.5;
 clamp_bot_tooth_d  = 10;
 clamp_bot_collar = 20;
 clamp_bot_collar_th = 4.0;
-clamp_reg_sz = 3;
+clamp_reg_sz1 = 3;
+clamp_reg_sz2 = 5;
 clamp_w = 15;
 clamp_max_table_th = 35;
 
 clamp_hole_dia = thread_nom + 0.30;
 
-clamp_reg_clear_x = 2.5;
+clamp_reg_clear_x = 6;
 clamp_reg_clear_y = 0.75; // each side
 clamp_reg_extra_x = 4;
 
@@ -60,7 +61,7 @@ $test= true;
 
 wingnut_cnr = wingnut_wing_th/2 -0.1;
 
-clamp_reg_bot_x_min = stem_base_dia/2 + clamp_reg_clear_x - clamp_reg_sz;
+clamp_reg_bot_x_min = stem_base_dia/2 + clamp_reg_clear_x - clamp_reg_sz2;
 
 module OurThread(l){
   translate([0,0,-0.01])
@@ -135,13 +136,13 @@ module ClampTop(){ ////toplevel
       ClampHolePlan();
     }
   }
-  linear_extrude(height = clamp_reg_sz, convexity=4) {
+  linear_extrude(height = clamp_reg_sz1, convexity=4) {
     difference(){
       for (m=[0,1]){
 	mirror([0,m,0])
-	  translate([0, clamp_reg_sz/2 + clamp_reg_clear_y, 0])
+	  translate([0, clamp_reg_sz2/2 + clamp_reg_clear_y, 0])
 	  rectfromto([-clamp_reg_bot_x_min - clamp_reg_extra_x, 0 ],
-		     [0,                             clamp_reg_sz ]);
+		     [0,                            clamp_reg_sz1 ]);
       }
       ClampHolePlan();
     }
@@ -167,16 +168,16 @@ module ClampBot(){ ////toplevel
     ClampHolePlan();
   }
   translate([0, 0, clamp_bot_th]) {
-    linextr(-clamp_reg_sz, clamp_max_table_th+clamp_reg_sz) {
+    linextr(-clamp_reg_sz2, clamp_max_table_th+clamp_reg_sz2) {
       translate([-clamp_reg_bot_x_min, 0]) {
-	rectfromto([ 0,            -clamp_reg_sz/2 ],
-		   [ clamp_reg_sz, +clamp_reg_sz/2 ]);
+	rectfromto([ 0,             -clamp_reg_sz2/2 ],
+		   [ clamp_reg_sz2, +clamp_reg_sz2/2 ]);
       }
     }
-    linextr(-clamp_reg_sz, 0) {
+    linextr(-clamp_reg_sz2, 0) {
       difference(){
-	rectfromto([ -clamp_reg_bot_x_min, -clamp_reg_sz/2 ],
-		   [  0,                   +clamp_reg_sz/2 ]);
+	rectfromto([ -clamp_reg_bot_x_min, -clamp_reg_sz2/2 ],
+		   [  0,                   +clamp_reg_sz2/2 ]);
 	ClampHolePlan();
       }
     }