Mini CNC
Description
Mini CNC machine that uses Dremel rotary tool.
- Axis travel:
- X (left-right): 6" or 150 mm
- Y (front-back): 8" or 200 mm
- Z (up-down): 3" or 75 mm
- Feedrate
- All-thread rods with Delrin nuts and flywheels
-
- XY: 30 IPM or 750 mm/min
- Z: 20 IPM or 600 mm/min
-
- All-thread rods with Delrin nuts and flywheels
- Accuracy: estimated 0.01" or 0.25mm
- Materials: wood, plastic
Version Info
Source Files
Built From
- Structural Kit
- Linear Motion Kit
- Electronics & Motors Kit
- Skin Kit (optional)
In Action
More Pics
Projects
Components and Parts
Only mechanical components are listed, no skin or electronics.
| qty | components |
|---|---|
| 8 | angle-1 |
| 13 | angle-2 |
| 5 | angle-3 |
| 10 | angle-4 |
| 7 | angle-6 |
| 6 | angle-9 |
| 6 | angle-12 |
| 6 | angle-18 |
| 2 | sliding-element-1 |
| 2 | sliding-element-2.5 |
| 4 | linear-bearing-v2-2.5 |
| 2 | linear-bearing-v2-3.5 |
| 20 | linear-rail-support |
| 2 | linear-rail-v2-12 |
| 2 | linear-rail-v2-18 |
| 6 | shaft-mount |
| 4 | delrin-nut |
| 4 | leadnut-mount |
| 3 | motor-mount-NEMA23 |
| 1 | dremel-mount |
| qty | parts |
|---|---|
| 2 | pulley-XL10T |
| 6 | bearing-R188-2RS |
| 2 | bearing-thrust-025 |
| 1 | belt-XL-240 |
| 6 | coupling-jaw-hub-025 |
| 3 | coupling-jaw-spider |
| 3 | threaded-rod-14 |
| 1 | threaded-rod-22 |
| 18 | nut-025(hex) |
| 8 | nut-025(nylon) |
| 32 | nut-025(square) |
| 154 | nut-1024(hex) |
| 6 | nut-1024(nylon) |
| 25 | screw-1024-0375 |
| 119 | screw-1024-05 |
| 6 | screw-1024-075(nylon) |
| 7 | screw-1024-1 |
| 3 | screw-1024-2 |
| 8 | screw-632-025 |
| 8 | washer-10 |
| 14 | spacer-025-0125(nylon) |
| 12 | washer-10(rubber) |
| 6 | grommet-10-0125(rubber) |
| qty | custom parts |
|---|---|
| 1 | acrylic table 6x8 |
Assembly
Tools
The following tools are recommended to assemble mini CNC (list may be incomplete):
- Hex or Allen keys (imperial from 1/16" to 1/8")
- Combination wrench (imperial 3/8" and 7/16")
- Hex socket (imperial 3/8")
- Needle nose pliers
- Screwdriver (phillips)
- Small screwdriver (flat)
- Try square or equivalent tool
- Measuring tape