Compact CNC Machine Enclosure

Problem Statement

Desktop CNC mills need containment for chips, coolant mist, and noise. Design an enclosure that provides safety and visibility while remaining cost-effective for hobbyist and educational markets.

Requirements

• Full visibility of work area from front
• Chip containment and collection tray
• Interlock safety switch on door
• Noise reduction: -10dB minimum
• Easy access for workpiece loading

Constraints

• Internal dimensions: 400mm × 300mm × 300mm
• Aluminum extrusion frame + acrylic panels
• Must be flat-packable for shipping
• Tool-free or minimal tool assembly
• Target price: < $200

Deliverables

• Assembly model (STEP)
• Cut list for panels and extrusions
• Assembly manual with diagrams
• BOM with supplier suggestions