trackpump-mutlihead-clip: thinner hose stalk

[reprap-play.git] / trackpump-mutlihead-clip.scad

diff --git a/trackpump-mutlihead-clip.scad b/trackpump-mutlihead-clip.scad
index 2ae634d63b8eba85974fd1c765cc309ee285303e..4328ddca1f326aeddd1608153c32947919ca79e3 100644 (file)
--- a/trackpump-mutlihead-clip.scad
+++ b/trackpump-mutlihead-clip.scad
@@ -7,9 +7,16 @@ 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;
+hose_side_stalk_thick = 6;
 
-// need reconfirm:
 pump_protr_protr = 3;
 pump_side_height = 20;
 
@@ -18,18 +25,23 @@ pump_protr_slheight = pump_protr_protr / pump_protr_slope;
 
 pump_side_outer_rad = pump_side_width + pump_main_dia/2;
 
+baseplate_width_rad =
+  sqrt( pow(pump_side_outer_rad, 2)
+       -pow( pump_main_dia/2 - pump_protr_protr, 2) );
+
 $fa=5;
 
 module PumpSidePlan() {
   xm = baseplate + pump_main_dia/2;
   or = pump_side_outer_rad;
+  br = baseplate_width_rad;
   difference(){
     union(){
       intersection(){
        translate([-xm, 0]) circle(r=or);
        translate([-(xm+or), -or]) square([xm+or, or*2]);
       }
-      translate([-xm, -or]) square([xm, or*2]);
+      translate([-xm, -br]) square([xm, br*2]);
     }
     translate([-xm-or, 0])
       square(center=true, [pump_side_width*4, pump_shaft_dia]);
@@ -84,6 +96,48 @@ module PumpSide(){
   }
 }
 
+module HoseSidePlan(){
+  ro = hose_inner_dia/2 + hose_side_width;
+  ri = (hose_inner_dia/2);
+  st = hose_side_stalk_thick/2;
+
+  apx = sqrt( ri*ri - (hose_aperture*hose_aperture)/4 );
+  apsq = hose_base_offset + apx - hose_aperture/2;
+  echo(apx,apsq);
+
+  difference(){
+    union(){
+      translate([-1, -st]) square([hose_base_offset+1, st*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();