update design and add side winches

3d/winshe_main/main_winche.scad

@@ -1,26 +1,15 @@
-main_or_side = "m"
+main_not_side = 1; // 0,1
+plot = "side"; // [side|mid|roller|full]
 
-if (main_or_side == "m") {
-	base_len = 180;
-	base_hight = 6;
-	base_width = 50;
-} else {
-	base_len = 60;
-	base_hight = 6;
-	base_width = 45;
-}
+base_len = main_not_side ? 180 : 60;
+base_hight = 6;
+base_width = main_not_side ? 50 : 45;
 
 matt_thingness = 4;
 
-if (main_or_side == "m") {
-	roller_small_d = 30;
-	roller_flansh_d = 50;
-	roller_above_base = 35;
-} else {
-	roller_small_d = 25;
-	roller_flansh_d = 40;
-	roller_above_base = 30;
-}
+roller_small_d = main_not_side ? 30 : 25;
+roller_flansh_d = main_not_side ? 50 : 40;
+roller_above_base = roller_flansh_d/2 + matt_thingness + 3;
 roller_flansh_t = 3;
 roller_side_tollerance = 0.5;
 
@@ -37,9 +26,10 @@ side_mount_hole_sep = 35;
 side_mount_hole_above_base = 1;
 side_mount_hole_d = 4;
 
-mid_arch_roler_cut_r = 25;
+mid_arch_roler_cut_r = main_not_side ? 23 : 18;
 mid_winch_flansh_space = roller_flansh_t + 1;
 mid_winch_tollerance = 0.5;
+mid_diagnal_ratio = 0.75;
 
 // distance between left bottom of side and the center of the top arch
 side_corner_to_archCenter = sqrt((side_width/2)^2 + side_arch_center_h^2);
@@ -52,8 +42,8 @@ side_flat_trangentPoint_x = (side_width/2) - (side_arch_r*cos(side_arch_trangent
 side_flat_trangentPoint_y = side_arch_center_h + (side_arch_r*sin(side_arch_trangent_a));
 
 // mid top rounding
-mid_topRounding_center_y = side_flat_trangentPoint_y/2;
-mid_topRounding_side_x = side_flat_trangentPoint_x/2;
+mid_topRounding_center_y = side_flat_trangentPoint_y*mid_diagnal_ratio;
+mid_topRounding_side_x = side_flat_trangentPoint_x*mid_diagnal_ratio;
 o = roller_above_base - mid_topRounding_center_y;
 s = mid_arch_roler_cut_r;
 mid_topRounding_inner_x = (side_width/2) - sqrt(pow(s, 2) - pow(o, 2));
@@ -98,7 +88,7 @@ module side_2d() {
 	union() {
 		translate([matt_thingness, base_hight]) {
 			winch_side_2d();
-			if (main_or_side == "m")
+			if (main_not_side)
 			translate([base_len/2, 0])
 				winch_side_2d();
 		}
@@ -111,8 +101,8 @@ module mid_winch_2d() {
 		union() {
 			polygon(points = [
 				[0, 0],
-				[side_flat_trangentPoint_x/2, side_flat_trangentPoint_y/2],
-				[side_width-side_flat_trangentPoint_x/2, side_flat_trangentPoint_y/2],
+				[side_flat_trangentPoint_x*mid_diagnal_ratio, side_flat_trangentPoint_y*mid_diagnal_ratio],
+				[side_width-side_flat_trangentPoint_x*mid_diagnal_ratio, side_flat_trangentPoint_y*mid_diagnal_ratio],
 				[side_width, 0]
 			]);
 			translate([mid_topRounding_center_x, mid_topRounding_center_y])
@@ -132,16 +122,17 @@ module mid_3d() {
 			// base
 			translate([0, 0, base_hight])
 				cube([base_len+matt_thingness*2, base_width, matt_thingness]);
-			// translate([0, 0, 0]) 
-			// 	cube([matt_thingness, base_width, base_hight+matt_thingness]);
-			// translate([matt_thingness+base_len, 0, 0]) 
-			// 	cube([matt_thingness, base_width, base_hight+matt_thingness]);
+			translate([0, 0, 0]) 
+				cube([matt_thingness, base_width, base_hight+matt_thingness]);
+			translate([matt_thingness+base_len, 0, 0]) 
+				cube([matt_thingness, base_width, base_hight+matt_thingness]);
 
 			// winches
 			translate([matt_thingness, mid_winch_width+mid_winch_flansh_space, base_hight])
 			rotate([90, 0, 0])
 			linear_extrude(mid_winch_width) {
 				mid_winch_2d();
+				if (main_not_side)
 				translate([base_len/2, 0])
 					mid_winch_2d();
 			}
@@ -158,6 +149,7 @@ module mid_3d() {
 					[matt_thingness-mid_winch_tollerance+windh_side_mattThinkness_x, matt_thingness],
 					[0, matt_thingness]
 				]);
+				if (main_not_side)
 				translate([matt_thingness+side_width+mid_winch_tollerance, 0]) 
 					polygon(points = [
 						[0, 0],
@@ -165,6 +157,7 @@ module mid_3d() {
 						[base_len/2-side_width-mid_winch_tollerance*2+windh_side_mattThinkness_x, matt_thingness],
 						[-windh_side_mattThinkness_x, matt_thingness],
 					]);
+				if (main_not_side)
 				translate([matt_thingness+base_len/2+side_width+mid_winch_tollerance, 0]) 
 					polygon(points = [
 						[0, 0],
@@ -172,6 +165,14 @@ module mid_3d() {
 						[base_len/2-side_width-mid_winch_tollerance+matt_thingness, matt_thingness],
 						[-windh_side_mattThinkness_x, matt_thingness],
 					]);
+				if (main_not_side == 0)
+				translate([matt_thingness+side_width+mid_winch_tollerance, 0]) 
+					polygon(points = [
+						[0, 0],
+						[base_len-side_width-mid_winch_tollerance+matt_thingness, 0],
+						[base_len-side_width-mid_winch_tollerance+matt_thingness, matt_thingness],
+						[-windh_side_mattThinkness_x, matt_thingness],
+					]);
 			}
 		}
 		translate([0, base_width*1.5, base_hight])
@@ -180,8 +181,10 @@ module mid_3d() {
 				cylinder(h = base_width*2, d = side_mount_hole_d+0.0001);
 			translate([matt_thingness+(side_width/2)+(side_mount_hole_sep/2), side_mount_hole_d/2 + side_mount_hole_above_base])
 				cylinder(h = base_width*2, d = side_mount_hole_d+0.0001);
+			if (main_not_side)
 			translate([matt_thingness+base_len/2+(side_width/2)-(side_mount_hole_sep/2), side_mount_hole_d/2 + side_mount_hole_above_base])
 				cylinder(h = base_width*2, d = side_mount_hole_d+0.0001);
+			if (main_not_side)
 			translate([matt_thingness+base_len/2+(side_width/2)+(side_mount_hole_sep/2), side_mount_hole_d/2 + side_mount_hole_above_base])
 				cylinder(h = base_width*2, d = side_mount_hole_d+0.0001);
 		}
@@ -234,16 +237,20 @@ module full() {
 	side_left();
 	mid_3d();
 	roller_front();
-	roller_back();
+	if (main_not_side)
+		roller_back();
 }
 
-full();
-
-// side_3d();
-// translate([0, 0, -base_hight])
-// 	mid_3d();
-// rotate([90, 0, 0])
-// 	roller_3d();
+if (plot == "full")
+	full();
+if (plot == "side")
+	side_3d();
+if (plot == "mid")
+	translate([0, 0, -base_hight])
+		mid_3d();
+if (plot == "roller")
+	rotate([90, 0, 0])
+		roller_3d();
 
 
 

3d/winshe_main/render.sh

@@ -0,0 +1,17 @@
+#!/bin/bash
+
+function plot() {
+	main_not_side=$(test $1 == "main" && echo 1 || echo 0)
+	openscad -o winch_$1_$2.stl -D main_not_side=$main_not_side -D plot=\"$2\" main_winche.scad
+}
+
+plot main full
+plot main side
+plot main mid
+plot main roller
+
+plot side full
+plot side side
+plot side mid
+plot side roller
+