7.3e improvements

Author: mariusandra

cases/case1.scad

@@ -165,11 +165,32 @@ hanging_hole_wall_thickness = 1;
 
 /* [SD card adapter cutout] */
 
-sd_card_in_leg = true;
+sd_card_in_leg = false;
 sd_card_in_leg_side = "left"; // [left, right]
 sd_card_in_leg_side_side = "left"; // [left, right]
 sd_card_in_leg_y_percentage = 75.5;
 
+/* [Rear cooling] */
+rear_cooling = false;
+rear_cooling_x_start_percentage = 6.1;
+rear_cooling_x_end_percentage = 20;
+rear_cooling_y_start_percentage = 20;
+rear_cooling_y_end_percentage = 60;
+rear_cooling_radius = 2;
+rear_cooling_gap = 5;
+rear_cooling_offset = 5;
+
+/* [Raspberry Pi Zero Pinholes] */
+pi_pinholes = false;
+pi_pinholes_ordientation = "vertical"; // [horizontal, vertical]
+pi_pinholes_x_percentage = 5.5;
+pi_pinholes_y_percentage = 15;
+pi_pinholes_diameter = 2.5;
+pi_pinholes_spacer = 4.1;
+pi_pinholes_spacer_height = 3;
+pi_pinholes_height = 23;
+pi_pinholes_width = 58;
+
 /* [Debug] */
 
 // Gap between STL parts for visual debugging
@@ -572,6 +593,9 @@ module case() {
                     bottom=(view_mode == "print_vertical")
                 );
             }
+            if (pi_pinholes) {
+                piPinholes();
+            }
 
             // Cut out a piece of the cube
             caseBody();
@@ -706,6 +730,10 @@ module case() {
             ])
             cube([hanging_hole_small_diameter, hanging_hole_large_diameter, back_depth + 0.21]);
         }
+
+        if (rear_cooling) {
+            rearCooling();
+        }
     }
 }
 
@@ -1056,9 +1084,6 @@ sd_adapter_height = 32;
 sd_adapter_depth = 2.2;
 sd_adapter_micro_width = 10.5;
 sd_adapter_micro_hole_height = 3.3;
-sd_card_x_position = (sd_card_in_leg_side == "left" ? leg_x_starts_hole[0] + 0.11 : leg_x_starts_hole[1] + 0.11) + 
-        (sd_card_in_leg_side_side == "left" ? 0 : kickstand_leg_width + kickstand_gap_thickness * 2 - 0.21);
-sd_card_y_position = sd_card_in_leg_y_percentage / 100 * kickstand_height + (frame_full_height - kickstand_height);
 
 module sdCardAdapterCutout() {
     translate([-sd_adapter_width / 2, 0, case_depth - 2 * sd_adapter_depth])
@@ -1084,6 +1109,44 @@ module sdCardAdapterBase() {
     }
 }
 
+// Draw tiny holes into the back panel for cooling
+module rearCooling() {
+    rear_cooling_x_start = rear_cooling_x_start_percentage / 100 * frame_full_width;
+    rear_cooling_x_end = rear_cooling_x_end_percentage / 100 * frame_full_width;
+    rear_cooling_y_start = rear_cooling_y_start_percentage / 100 * frame_full_height;
+    rear_cooling_y_end = rear_cooling_y_end_percentage / 100 * frame_full_height;
+
+    for (x = [rear_cooling_x_start : rear_cooling_gap : rear_cooling_x_end]) {
+        for (y = [rear_cooling_y_start : rear_cooling_gap : rear_cooling_y_end]) {
+            translate([x, y, -0.11])
+            cylinder(d = rear_cooling_radius, h = case_depth + back_depth + 0.22);
+        }
+    }
+}
+
+module piPinholes() {
+    pin_holes_x = pi_pinholes_x_percentage / 100 * frame_full_width;
+    pin_holes_y = pi_pinholes_y_percentage / 100 * frame_full_height;
+
+    pin_hole_locations = pi_pinholes_ordientation == "horizontal" ? [
+        [pin_holes_x, pin_holes_y],
+        [pin_holes_x + pi_pinholes_width, pin_holes_y],
+        [pin_holes_x, pin_holes_y + pi_pinholes_height],
+        [pin_holes_x + pi_pinholes_width, pin_holes_y + pi_pinholes_height]
+    ] : [
+        [pin_holes_x, pin_holes_y],
+        [pin_holes_x + pi_pinholes_height, pin_holes_y],
+        [pin_holes_x, pin_holes_y + pi_pinholes_width],
+        [pin_holes_x + pi_pinholes_height, pin_holes_y + pi_pinholes_width]
+    ];
+    for (loc = pin_hole_locations) {
+        translate([loc[0], loc[1], -0.11])
+        cylinder(d = pi_pinholes_diameter, h = case_depth + 0.22);
+        translate([loc[0], loc[1], case_depth - pi_pinholes_spacer_height - 0.11])
+        cylinder(d = pi_pinholes_spacer, h = pi_pinholes_spacer_height + 0.22);
+    }
+}
+
 /*****************************************************************************/
 /*                              Rendering                                    */
 /*****************************************************************************/

cases/waveshare.7in3e.scad

@@ -6,6 +6,7 @@ view_mode="print_horizontal"; // [print_vertical, print_horizontal, stacked]
 
 /* [Case depth] */
 case_depth = 6.0;
+fillet_radius = 2.2;
 
 /* [Panel dimensions] */
 panel_width  = 170.3;
@@ -19,8 +20,8 @@ panel_bezel_bottom = 10.8;
 /* [Border and inner padding] */
 panel_border_left   = 2.0;
 panel_border_right  = 2.0;
-panel_border_top    = 6.4;
-panel_border_bottom = 6.4;
+panel_border_top    = 6.8;
+panel_border_bottom = 6.8;
 
 // // Uniform border
 // panel_border_left   = 9.2;
@@ -37,10 +38,10 @@ case_inner_padding_bottom = 2.0;
 panel_cable_gap_bottom = 40;
 
 /* [Screws] */
-screw_offset_left   = 4.2;
-screw_offset_right  = 4.2;
-screw_offset_top    = 3.7;
-screw_offset_bottom = 3.7;
+screw_offset_left   = 4.4;
+screw_offset_right  = 4.4;
+screw_offset_top    = 4.2;
+screw_offset_bottom = 4.2;
 
 extra_screws_top    = [0, 0, 0, 0, 0];
 extra_screws_bottom = [0, 0, 0, 0, 0];
@@ -69,6 +70,25 @@ usb_cutout_hole_height         = 5.8;
 hanging_hole = true;
 hanging_hole_offset = 4;
 
+/* [SD card adapter cutout] */
+sd_card_in_leg = true;
+sd_card_in_leg_side = "left"; // [left, right]
+sd_card_in_leg_side_side = "left"; // [left, right]
+sd_card_in_leg_y_percentage = 75.5;
+
+/* [Rear cooling] */
+rear_cooling = true;
+rear_cooling_x_start_percentage = 6.3;
+rear_cooling_x_end_percentage = 20;
+rear_cooling_y_start_percentage = 18;
+rear_cooling_y_end_percentage = 60;
+
+/* [Raspberry Pi Zero Pinholes] */
+pi_pinholes = true;
+pi_pinholes_ordientation = "vertical"; // [horizontal, vertical]
+pi_pinholes_x_percentage = 5.5;
+pi_pinholes_y_percentage = 15;
+
 /* [Debug] */
 cross_section_percentage = 0; // [0:100]
 vertical_print_scale = 1.004; // 0.4mm shrinkage for every 100mm