toolbox-inserts: rails wip

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

diff --git a/toolbox-inserts.scad b/toolbox-inserts.scad
index d85a01f8c806e463234cf4abdeec7847a1d4f8a1..df5312d26413baa437ca7ce7957fad9839e817e4 100644 (file)
--- a/toolbox-inserts.scad
+++ b/toolbox-inserts.scad
@@ -22,7 +22,8 @@ rail_mount_mid_nom_r_w = 7.18;
 rail_mount_mid_depth = 3.0;
 rail_mount_tongue_len = 10;
 rail_mount_back_brace = 12.7;
-rail_y = [for (i = [0, 1]) -20 + 25.4 * i];
+rail_y_pitch = 30;
+rail_y_0 = -22;
 
 fixing_pitch = 12.7;
 fixing_depth = 5.0;
@@ -58,6 +59,8 @@ wall_top_r = 4;
 
 fixing_head_top_z = -below_plane_z + fixing_head_th;
 
+rail_y = [for (i = [0, 1]) rail_y_0 + rail_y_pitch * i];
+
 well_stiffening_height = max(
   well_stiffening_height_min,
   fixing_depth + fixing_surround_ceil