X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=trackpump-mutlihead-clip.scad;h=4d7ec02f3ca3e4da8c776231516e6b4e2f9f3aea;hb=2f58bc86da89891f5f540e61396a6e33f6713829;hp=15ecc7e45485020246c2b7004c4adcea33d04cdb;hpb=b70c37edceae13b72a096992e36ee8df7248b42a;p=reprap-play.git

diff --git a/trackpump-mutlihead-clip.scad b/trackpump-mutlihead-clip.scad
index 15ecc7e..4d7ec02 100644
--- a/trackpump-mutlihead-clip.scad
+++ b/trackpump-mutlihead-clip.scad
@@ -7,9 +7,15 @@ pump_shaft_dia = 14;
 baseplate = 4;
 
 pump_protr_flat = 3;
-pump_protr_slope = 1.0;
+pump_protr_slope = 0.9;
+
+hose_inner_dia = 20;
+hose_aperture = 11;
+hose_side_width = 5;
+hose_base_offset = 30;
+
+hose_side_thick = 5;
 
-// need reconfirm:
 pump_protr_protr = 3;
 pump_side_height = 20;
 
@@ -18,6 +24,8 @@ pump_protr_slheight = pump_protr_protr / pump_protr_slope;
 
 pump_side_outer_rad = pump_side_width + pump_main_dia/2;
 
+$fa=5;
+
 module PumpSidePlan() {
   xm = baseplate + pump_main_dia/2;
   or = pump_side_outer_rad;
@@ -29,9 +37,8 @@ module PumpSidePlan() {
       }
       translate([-xm, -or]) square([xm, or*2]);
     }
-    translate([-xm, 0]) circle(r=pump_main_dia/2);
-    translate([-xm*2, 0])
-      square(center=true, [pump_side_width*3, pump_shaft_dia]);
+    translate([-xm-or, 0])
+      square(center=true, [pump_side_width*4, pump_shaft_dia]);
   }
 }
 
@@ -67,17 +74,63 @@ module PumpSideElevation(){
 }
 
 module PumpSide(){
-  intersection(){
-    translate([0,100,0])
-      rotate([90,0,0])
-      linear_extrude(height=200)
+  difference(){
+    intersection(){
+      translate([0,100,0])
+	rotate([90,0,0])
+	linear_extrude(height=200)
       PumpSideElevation();
-    translate([0,0,-100])
-      linear_extrude(height=200)
-      PumpSidePlan();
+      translate([0,0,-100])
+	linear_extrude(height=200)
+	PumpSidePlan();
+    }
+    translate([-(baseplate + pump_main_dia/2), 0,
+		-(pump_side_thick + pump_side_height)])
+      cylinder(r=pump_main_dia/2, h=200);
   }
 }
 
+module HoseSidePlan(){
+  ro = hose_inner_dia/2 + hose_side_width;
+  ri = (hose_inner_dia/2);
+
+  apx = sqrt( ri*ri - (hose_aperture*hose_aperture)/4 );
+  apsq = hose_base_offset + apx - hose_aperture/2;
+  echo(apx,apsq);
+
+  difference(){
+    hull(){
+      translate([-1, -ro]) square([1, ro*2]);
+      translate([hose_base_offset, 0]) circle(r= ro);
+    }
+    translate([hose_base_offset, 0]) circle(r= hose_inner_dia/2);
+    translate([apsq, 0])
+      rotate(-45)
+      square([50,50]);
+  }
+
+  //%translate([hose_base_offset + apx, 0]) square([50,50]);
+  //%square(center=true, [100, hose_aperture]);
+}
+
+module HoseSide(){
+  mirror([0,0,1])
+    linear_extrude(height=hose_side_thick)
+    HoseSidePlan();
+}
+
+module Clip(){
+  PumpSide();
+  HoseSide();
+}
+
+module ClipPrint(){
+  rotate([180,0,0])
+    Clip();
+}
+
 //PumpSidePlan();
-//PumpSideElevation();
-PumpSide();
+//PumpSide();
+//HoseSide();
+//Clip();
+ClipPrint();