» Pi Dental » Products » Cad-Cam system » Dental milling » Milling Machine "Cobra 4"

Cobra4 ®

Cobra4+ is a compact 4-axis dental milling unit for dry-machinable Zirconia, PMMA, Composite and Waxblanks. 

Absolute encoder measuring system on all axes

All of stepping motors assembled with absolute rotary encoders for maximal motion precision.

Revolutionary stepper-servo hybrid control system

Siemens based control system provide the smoothest motion of all axes.

Built-in computer

Embedded industrial computer supervises the machine’s processes and conditions, furthermore creates intercommunication between YOU and the milling unit by touch screen.

User-friendly desktop

Self-developed, unique user interface serves the pleasant, easy navigation between machine’s functions. Remote service directly executable on the machine with help of installed

8 station tool magazine

Automatic tool changing operation through pneumatic collet system. Tool-length measuring process by high-accuracy optical sensor.

Variable disc type

Three types of popular discs can be clamped easily into holder such as Open type (Ø98,5 with shoulder),Zirkonzahn,AmannGirrbach.

Description

-compact design
- aluminum casting base
- 4 axes
- high accuracy /<0.015 mm/
- ball-screw / stepping motor drive
- maintenance-free ball-screws
- ease of operation through LCD
- touch-panel
- STL file import with PiCAM software
- Materials: Zirconium, PMMA,
- Wax, Gypsum
- pneumatic tool change with tool
- length sensor
- closed working area with dust
- extraction system
- easy cleaning
Rated power 230V~
Mains frequency 50Hz
Electric protection class I.
Operating temperature 15-40 °C
Storage temperature 5-40 °C
Ambient relative humidity max. 70 %
Dimensions (width x height x depth) 530x520x500 mm
Weight 70 kg
Speed 60,000 1/min
True accuracy 0,02 mm
Compressed air connection 6 bar, min. 50 l / min
Axes 3 +1
Tool size 3 mm
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