From c30615536b7e124336c7fb6d15fc7b78b7cb69b6 Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Wed, 30 Dec 2015 18:27:03 +0000
Subject: [PATCH] filamentspool: Storarm: wip, base

---
 filamentspool.scad | 25 ++++++++++++++++++++++++-
 1 file changed, 24 insertions(+), 1 deletion(-)

diff --git a/filamentspool.scad b/filamentspool.scad
index 44a3f31..8af9648 100644
--- a/filamentspool.scad
+++ b/filamentspool.scad
@@ -458,12 +458,23 @@ storarm_hookheight = 5;
 storarm_thick = 10;
 storarm_axleslop = 4;
 
+storarm_base_w = 30;
+storarm_base_h = 100;
+storarm_base_d = 15;
+storarm_base_mind = 2;
+
+storarm_cope_hubaxle_mk1 = true;
+
 // calculated
 
 storarm_axlerad = hubaxlerad - storarm_axleslop;
-storarm_mainlen = hubaxlelen;
+storarm_mainlen = hubaxlelen + (storarm_cope_hubaxle_mk1 ? 10 : 0);
 storarm_totlen = storarm_mainlen + storarm_hooklen;
 
+storarm_mid_off_y = storarm_axlerad;
+
+storarm_base_off_y = storarm_mid_off_y + storarm_base_h/2;
+
 module StorageArmDiagPartSide(xmin, xmax){
   xsz = xmax-xmin;
   yuse = storarm_thick/2;
@@ -491,6 +502,10 @@ module StorageArmDiagPart(xmin, xmax, shear, adjbot){
   }
 }
 
+module StorageArmBaseTemplate(){
+  square([storarm_base_w, storarm_base_h]);
+}
+
 module StorageArm(){ ////toplevel
   shear = storarm_hookheight / (storarm_mainlen/2);
 
@@ -501,6 +516,14 @@ module StorageArm(){ ////toplevel
   translate([0, storarm_hookheight, 0])
     StorageArmDiagPart(storarm_mainlen, storarm_totlen,
 		       shear/2, -storarm_hookheight/2);
+
+  hull(){
+    translate([-storarm_base_d, -storarm_base_off_y, storarm_base_w])
+      rotate([0,90,0])
+      linear_extrude(height=storarm_base_mind)
+      StorageArmBaseTemplate();
+    StorageArmDiagPart(-1, 0, shear, 0);
+  }
 }
 
 
-- 
2.30.2