grasp_large_r = (rack_rail_dia + grasp_sz)/2;
grasp_large_x = rack_rail_outer_x + grasp_large_r;
+block_x = grasp_large_x + grasp_large_r/2;
+block_y_min = adapt_main_top_y - main_sz_y;
+
module GraspElevation(){
hull(){
translate([ grasp_large_x, adapt_main_top_y - grasp_large_r ])
}
module BlockElevation(){
- rectfromto([ -rack_width_inner/2, adapt_main_top_y ],
- [ +rack_width_inner/2, adapt_main_top_y - main_sz_y ]);
+ rectfromto([ +block_x, adapt_main_top_y ],
+ [ -block_x, block_y_min ]);
+}
+
+module GraspFixingElevation(){
+ intersection(){
+ mirror([1,0]) GraspElevation();
+ union(){
+ rectfromto([0, $rack_rail_y],
+ [rack_width_inner, 50]);
+ intersection(){
+ translate([ rack_rail_x, $rack_rail_y ])
+ circle(r = rack_width_inner/2 - rack_rail_x, $fa=1);
+ polygon([ [ 0, 0 ],
+ [ rack_width_inner/2, 0 ],
+ [ rack_width_inner/2, $rack_rail_y - rack_rail_dia/2 ],
+ [ -block_x, block_y_min ],
+ [ 0, block_y_min ]]);
+ }
+ }
+ }
}
module Principal(){
linextr(0, main_sz_z){
GraspElevation();
BlockElevation();
- mirror([1,0]) GraspElevation();
+ GraspFixingElevation();
}
linextr(-10, main_sz_z+10) {