Zen 7x7 CNC Mini Mill

The Zen 7x7 CNC Mini Mill is a Zen Toolworks 7×7 F8 CNC Milling Machine, which is a small CNC machine used for milling, engraving, carving, inlay work, pcb manufacturing, 3D printing, and much more. It is located at the Electronics Bench.

Specifications (for the base Zen machine)

• Lead Screws: Stainless-steel precision Acme-thread leadscrews with anti-backlash nuts (for X, Y & Z); F8 (8mm for each rotation).
• Cutting Capacity: 7” x 7” x 5”
• Clearance Under Z-Axis: approximately 1.5”
• Stepper Motors: NEMA 17 stepper motors with dual shaft. (easily add hand wheels for manual operation, not included)
• Frame: PVC frame with stainless steel components.
• Max Recommended Feed Rate with F8 Lead Screws: 1200 mm/min
• Resolution: 0.001 – 0.002 inches
• Footprint: 20” x 17” x 17” (X,Y,Z)
• Limit and E-Stop Switch Set (optional)

Usage

Rumor has it that the Mill controller is an Arduino that runs grbl software. The controlling computer typically ran Chili Peppr software.

Experts and References

Experts

• This position is currently open.

External References

• [webpage] for Zen Toolworks 7"x7" F8 CNC Mill.
• [Zen Toolworks CNC Machine Kits Wiki Page] on github.
• [DIY Machining webpage] explaining grbl.
• [grbl github].
• [Chilipeppr github].