Haas Desktop Lathe¶
The Haas Desktop Lathe is a benchtop CNC turning centre that runs a full-function Haas control in a portable enclosure. It takes a 2.5 inch chuck, turns up to 0.75 inch diameter, carries a 6-station turret, and runs from a standard wall outlet. It is rated for brass, plastics, and machinable wax, and it exists to teach lathe programming on the same control found on production machines.
What it is for¶
Turning is programmed differently from milling. The coordinate system is two-axis, diameters are usually programmed rather than radii, tool nose radius compensation behaves differently, and canned cycles for roughing, grooving, and threading have no direct milling equivalent. A student who has only used a mill has not learned a lathe.
The Desktop Lathe supplies that instruction with the industrially relevant part intact - the Haas control, the turret, the setup workflow - and the expensive parts removed. It has:
- A full Haas CNC control, identical in interface and G-code to a production Haas turning centre
- A 6-station turret, three outside-diameter and three inside-diameter stations, so tool indexing and turret offsets are learned properly rather than simulated
- Real workholding, with three wedge clamps and an anti-rotation pin supplied
It does not have flood coolant, three-phase power, or the capacity to cut steel - none of which change how the control is programmed.
For the method itself - how milling and turning differ, what a setup requires, and where chatter comes from - see CNC Machining. For choosing between machining and printing, see 3D printing vs CNC machining.
When to use it¶
- Teaching lathe G-code, canned cycles, and turret setup
- Turning small brass and plastic parts, bushings, and fixture components
- Making adapters and spacers for use with other instruments in the lab
- Machining wax patterns for casting instruction
- Classroom demonstrations and outreach
What it cannot do¶
- Maximum cutting diameter is 0.75 inch. This is the binding constraint on almost every job.
- No steel or heavy metal removal. Rated for brass, plastics, and machinable wax.
- Air or no coolant. No high-pressure flood system, which limits chip clearing and heat removal.
- Spindle floor of 500 rpm. Very slow finishing passes are not available.
- Two axes. No live tooling, no C axis, so no milled features on a turned part.
- Educational access only. This instrument cannot be independently reserved.
The Desktop Lathe at MPaCT Lab, Flagstaff, Arizona¶
The MPaCT Lab at Northern Arizona University operates a Haas Desktop Lathe in Flagstaff, Arizona as part of its instructional equipment. It is reserved for educational use and is not available for independent reservation; access is arranged through the Lab Manager.
| Specification | Value |
|---|---|
| Chuck size | 2.5 in (63 mm) |
| Max cutting diameter | 0.75 in (19 mm) |
| X-axis travel | 2.70 in (69 mm) |
| Z-axis travel | 2.75 in (70 mm) |
| Spindle speed | 3,000 rpm max (do not run below 500 rpm) |
| Spindle power | 1.5 hp (1.1 kW) |
| Turret | 6 stations: 3 OD (6 × 6 × 8 mm), 3 ID (16 mm) |
| Machine weight | 265 lb (120 kg) |
| Power requirement | 110 VAC @ 15 A, or 220 VAC @ 9 A |
| Connectivity | Ethernet and WiFi |
| Rated materials | Brass, plastics, machinable wax |
Specifications are as published by Haas Automation for the Desktop Lathe.
Full Desktop Lathe specifications →
Access¶
This instrument is reserved for educational purposes and cannot be independently reserved. Course instructors and students should arrange access through the Lab Manager. See also the Haas Desktop Mill, which pairs with it for milling instruction.
Frequently asked questions¶
What materials can the Haas Desktop Lathe cut?¶
Brass, plastics, and machinable wax. Haas rates the machine for these, and its 1.5 horsepower spindle and 0.75 inch maximum cutting diameter are sized to match. Steel and other heavy metal removal are outside the rating. The material list is slightly broader than the Desktop Mill's because turning brass at small diameter demands less of the machine than milling it does.
What is the largest part the Desktop Lathe can turn?¶
The chuck takes 2.5 inches (63 mm), but the maximum cutting diameter is 0.75 inch (19 mm) and the travels are 2.70 inch in X and 2.75 inch in Z. In practice this means short parts under about 19 mm diameter. It is a training and small-part machine, and part size is the first constraint most users meet.
Why must the lathe spindle not run below 500 rpm?¶
Haas warns that running the spindle slower than 500 rpm will cause it to overheat, because the spindle motor depends on rotation for cooling. This sets a floor on surface speed. On small diameters it is rarely a constraint, since 500 rpm on a 19 mm part is already a low surface speed; it matters most when a student programs a conservative finishing pass out of caution.
Request time on this instrument¶
MPaCT Lab - Building 98E, South Engineering Lab
561 E Pine Knoll Dr, Flagstaff, AZ 86001
Phone: 928-523-2343 · Email: mpct.nano@nau.edu