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Added GoPro screw knob and some photos

Thomas Buck 8 years ago
parent
commit
1b42f43e23

+ 57
- 0
Quanum Trifecta/GoPro Screw.scad View File

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+/*
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+ * Created by:
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+ * Thomas Buck <xythobuz@xythobuz.de> in June 2016
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+ *
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+ * Licensed under the
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+ * Creative Commons - Attribution - Share Alike license.
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+ */
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+
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+// -----------------------------------------------------------
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+
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+d_min = 8.7;
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+d_max = 9.2;
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+d_inner = 5.5;
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+d_outer = 14;
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+d_grip = 11;
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+w_grip = 20;
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+h_top = 5;
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+h_mid = 35;
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+h_bottom = 10;
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+sphere_ratio = 1.25;
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+grip_ratio = 1.75;
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+grip_angle = 20;
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+
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+$fn = 20;
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+
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+// -----------------------------------------------------------
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+
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+difference() {
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+    union() {
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+        difference() {
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+            intersection() {
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+                translate([-w_grip / 2, -w_grip / 2, 0])
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+                    cube([w_grip, w_grip, h_bottom]);
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+                sphere(d = w_grip * sphere_ratio);
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+            }
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+            
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+            for(angle = [0, 90, 180, 270]) {
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+                rotate([0, 0, angle])
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+                    translate([0, -w_grip / grip_ratio, -w_grip / 4])
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+                    rotate([grip_angle, 0, 0])
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+                    cylinder(d = h_bottom, h = h_bottom + (w_grip / 2));
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+            }
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+        }
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+        
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+        translate([0, 0, h_bottom])
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+            cylinder(d = d_outer, h = h_mid + h_top);
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+    }
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+    
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+    translate([0, 0, -1])
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+        cylinder(d = d_grip, h = h_bottom + 1);
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+    
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+    translate([0, 0, h_bottom - 1])
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+        cylinder(d1 = d_max, d2 = d_min, h = h_mid + 1, $fn = 6);
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+    
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+    translate([0, 0, h_bottom + h_mid - 1])
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+        cylinder(d = d_inner, h = h_top + 2);
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+}

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- 0
Quanum Trifecta/GoPro Screw.stl
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