Initial commit

models/brake/brake_arm.scad

@@ -0,0 +1,16 @@
+include <../../config.scad>;
+
+
+module brake_arm() {
+    L_big = 2 * max(R_BRAKE_ARM);
+    color(COLOUR_BEAM_ALUMINIUM) difference() {
+        // body
+        cube(R_BRAKE_ARM, center = true);
+        // chamfer across end face for wheel overlap
+        translate([R_BRAKE_ARM[0] / 2 - R_BRAKE_ARM[1] / 2 * tan(ANGLE_BRAKE_ROD_MAX), 0, 0]) rotate([0, 0, 90 - ANGLE_BRAKE_ROD_MAX]) translate([0, -L_big / 2, -L_big / 2]) cube(L_big, center = false);
+    }
+    // Shopping
+    echo(str("Brake arm: Aluminium sheet ", R_BRAKE_ARM[1], "mm x ", R_BRAKE_ARM[0], "mm x ", R_BRAKE_ARM[2], "mm - x1"));
+}
+
+brake_arm();