update

cases/rack2/config.scad

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+/*
+   case-files v2
+   This file contains parameters used for declaring/generating a customized rack frame.
+
+   - All dimensions are in millimetres (mm) unless stated otherwise.
+   - A "_N" appended to a module is meant to denote that this module is a negative volume, and should only be used to
+     substract from other volumes.
+*/
+
+// Maximum width for rackmount units. Change this according your max expected enclosure width.
+// Changing this will directly affect the required build volume.
+maxUnitWidth = 200;
+
+// Maximum (recommended) unit depth. There technically isn't a max unit depth because there's no physical bound on
+// how far a rack unit can extrude back. This parameter basically controls the distance between the front of the front
+// rails and the back of the back rails. Changing this will directly affect the required build volume.
+maxUnitDepth = 200;
+
+// Vertical distance between the midpoint of adjacent screws mounts. Affects build volume.
+screwDiff = 10;
+
+// Number screw slots on the main rail. Affects build volume.
+numRailScrews = 20;
+
+// Screw type used for rackmount units. See screws.scad.
+railMainScrewType = "m4";
+
+// Screw type used to affix side rails.
+railSideMountScrewType = "m4";
+
+// Screw type used for constructing the actual rack frame.
+rackScrewType = "m3";