USED DN SOLUTIONS PUMA 3100LM

The DN SOLUTIONS PUMA 3100LM is a high-performance long-bed CNC turning center with integrated live tooling capability, designed for manufacturers that require extended turning capacity combined with milling, drilling, and tapping operations in a single machine setup. As part of the advanced PUMA 2100/2600/3100 series from DN SOLUTIONS, formerly known as Doosan Machine Tools, the PUMA 3100LM combines the strength of a heavy-duty turning center with the flexibility of a multi-tasking machine, making it an excellent solution for producing complex long components. The PUMA 3100LM features a 12-inch chuck, approximately 17-inch maximum turning diameter, and 51-inch turning length, providing substantial capacity for larger workpieces.

Unlike standard 2-axis CNC lathes, the PUMA 3100LM incorporates a live tooling turret and C-axis spindle control, allowing it to perform turning, cross drilling, milling, tapping, slotting, and contour machining without requiring secondary operations on a separate machining center. This capability significantly reduces setup times, improves dimensional accuracy, and increases overall production efficiency by completing more operations in a single machine cycle.

The machine is constructed with a rigid cast iron structure and heavy-duty box guideway design that provides exceptional vibration resistance and thermal stability during demanding machining operations. Its powerful spindle system delivers high torque, allowing the machine to process difficult materials such as alloy steel, stainless steel, titanium, cast iron, aluminum, and other engineering materials. The robust construction makes the PUMA 3100LM suitable for aggressive roughing applications while maintaining the precision required for fine finishing operations.

The DN SOLUTIONS PUMA 3100LM is commonly equipped with a FANUC CNC control system that provides reliable programming, advanced turning and milling cycles, diagnostic capabilities, and efficient production management. The 12-station servo-driven turret with live tooling capability enables the machine to perform multiple machining operations with excellent accuracy and repeatability. Additional options such as automatic chip conveyors, programmable tailstocks, steady rests, bar feeding systems, and robotic automation can further enhance productivity.

Industries including aerospace, oil and gas, automotive, energy, heavy equipment, agriculture, defense, and general precision manufacturing frequently utilize the PUMA 3100LM for producing long and complex components. Typical parts include drive shafts, hydraulic cylinders, valve components, pump shafts, rollers, flanges, couplings, threaded parts, and other precision-machined components requiring both turning and milling features.

The used CNC market continues to show strong demand for the DN SOLUTIONS PUMA 3100LM because it offers the versatility of a mill-turn machine while maintaining the rigidity and reliability expected from the PUMA series. Purchasing a used PUMA 3100LM allows manufacturers to acquire advanced machining capabilities at a significantly lower cost than buying a new machine. With proper maintenance and regular servicing, a used PUMA 3100LM can provide many years of dependable production performance, making it a valuable investment for any machine shop.

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DN SOLUTIONS PUMA 3100LM – AXIS

Specification	Details
Number of Controlled Axes	3 Axis + C-Axis
X-Axis	Cross Slide Turning Axis
Z-Axis	Longitudinal Turning Axis
C-Axis	Spindle Positioning and Interpolation
Live Tool Capability	Yes

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DN SOLUTIONS PUMA 3100LM – AXIS TRAVELS / WORK ENVELOPE

Specification	Details
X-Axis Travel	12 in (293 mm)
Z-Axis Travel	53 in (1,350 mm)
X & Z Rapid Traverse	1,181 IPM (30 m/min)
Maximum Turning Diameter	17 in (420 mm)
Maximum Turning Length	51 in (1,285 mm)

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DN SOLUTIONS PUMA 3100LM – CAPACITY / TABLE

Specification	Details
Chuck Size	12 in Hydraulic Chuck
Maximum Workpiece Diameter	17 in (420 mm)
Maximum Workpiece Length	51 in (1,285 mm)
Maximum Bar Capacity	Approximately 4 in
Work Holding	Hydraulic Chuck, Soft Jaws, Hard Jaws, and Custom Fixtures

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DN SOLUTIONS PUMA 3100LM – SPINDLE

Specification	Details
Maximum Spindle Speed	2,800 RPM
Spindle Power	35 HP (26 kW)
Maximum Spindle Torque	828 ft-lb (1,123 Nm)
Spindle Type	Heavy-Duty High-Torque Spindle
Spindle Nose	A2-11

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DN SOLUTIONS PUMA 3100LM – TOOL CHANGER

Specification	Details
Turret Type	Servo Driven Live Tool Turret
Number of Tool Stations	12 Stations
Live Tool Speed	5,000 RPM
Tool Configuration	Static and Rotary Tool Holders
Indexing System	Automatic Servo Turret Indexing

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DN SOLUTIONS PUMA 3100LM – CONTROL SYSTEM

Specification	Details
CNC Control	FANUC Series Control
Programming	Standard G-Code Programming and Conversational Functions
Operator Interface	Color LCD Display
Features	Turning Cycles, Milling Cycles, Tool Management, and Diagnostics

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DN SOLUTIONS PUMA 3100LM – COOLANT / DUST / WATER MANAGEMENT

Specification	Details
Coolant System	Flood Coolant System
High-Pressure Coolant	Optional Depending on Configuration
Chip Removal	Automatic Chip Conveyor Available
Coolant Filtration	Multi-Stage Filtration System
Enclosure	Fully Enclosed Machining Area

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DN SOLUTIONS PUMA 3100LM – POWER REQUIREMENTS

Specification	Details
Electrical Requirement	220V / 380V / 440V Three Phase (Configuration Dependent)
Connected Load	Approximately 45–55 kVA
Pneumatic Requirement	Clean Dry Compressed Air

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DN SOLUTIONS PUMA 3100LM – DIMENSIONS

Specification	Details
Machine Length	178 in (4,527 mm)
Machine Width	81 in (2,067 mm)
Machine Height	79 in (2,010 mm)
Machine Weight	Approximately 16,535 lbs (7,500 kg)

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DN SOLUTIONS PUMA 3100LM – GENERAL INFORMATION

Specification	Details
Manufacturer	DN SOLUTIONS
Model	PUMA 3100LM
Machine Type	CNC Horizontal Turning Center with Live Tooling
Machine Condition	Used
Typical Operations	Turning, Facing, Boring, Threading, Drilling, Milling, and Tapping
Automation Compatibility	Bar Feed Systems, Tailstocks, Steady Rests, Gantry Loaders, and Robotic Systems

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INDUSTRIES THAT USE DN SOLUTIONS PUMA 3100LM

The DN SOLUTIONS PUMA 3100LM is widely used across industries that manufacture long, complex, and high-precision components. Aerospace manufacturers use the machine for producing structural shafts, actuator components, fittings, and other critical parts requiring precise turning and milling operations. The automotive sector utilizes the PUMA 3100LM for manufacturing drive shafts, transmission components, electric vehicle parts, and high-strength mechanical assemblies.

Oil and gas manufacturers benefit from the machine’s ability to produce valves, couplings, drilling components, pump shafts, and pressure-control equipment made from difficult materials. The energy industry uses the machine for manufacturing turbine components, generator shafts, and industrial mechanical parts.

Additional applications include agricultural machinery, construction equipment, marine components, defense systems, and general contract machining. The combination of extended Z-axis travel and live tooling allows manufacturers to complete long parts with cross holes, flats, slots, and threaded features without moving the part to another machine, improving accuracy and reducing production time.

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TYPICAL PARTS DN SOLUTIONS PUMA 3100LM CAN PRODUCE

The DN SOLUTIONS PUMA 3100LM can manufacture a broad range of precision components including long shafts, hydraulic cylinders, valve stems, pump shafts, rollers, couplings, bearing housings, flanges, threaded components, and custom industrial parts.

The live tooling capability allows the machine to perform additional operations such as cross drilling, tapping, milling flats, keyways, and creating complex machined features during the same setup. This reduces secondary operations, improves concentricity, and increases manufacturing efficiency.

The machine is suitable for prototype development, short production runs, and high-volume manufacturing environments. Its rigid construction, powerful spindle, and advanced turret design allow it to maintain excellent accuracy and surface quality while machining a wide variety of materials.

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WHY CHOOSE DN SOLUTIONS PUMA 3100LM

The DN SOLUTIONS PUMA 3100LM is an excellent choice for manufacturers requiring both long-part turning capacity and multi-tasking machining capability. Its extended 53-inch Z-axis travel and 51-inch turning length provide significantly more machining capacity compared with standard turning centers, while the live tooling system eliminates many secondary operations.

The powerful spindle, heavy-duty box guideway construction, and rigid machine frame enable the machine to handle demanding cutting conditions while maintaining precision. The 12-station live tooling turret increases flexibility by allowing turning and milling operations to be completed on a single platform.

Another significant advantage of the PUMA 3100LM is its compatibility with productivity-enhancing accessories including programmable tailstocks, steady rests, automatic chip conveyors, bar feeders, and robotic automation. These options allow manufacturers to increase spindle utilization and support higher production volumes.

The PUMA series is known for durability, reliability, and long-term performance, making the PUMA 3100LM a trusted solution for manufacturers seeking a versatile CNC turning center with extended machining capacity.

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WHY BUY USED DN SOLUTIONS PUMA 3100LM

Purchasing a used DN SOLUTIONS PUMA 3100LM provides manufacturers with access to a sophisticated long-bed CNC mill-turn machine at a significantly lower investment compared with purchasing a new machine. Because the machine combines extended turning capacity with live tooling, it can replace multiple manufacturing operations and reduce overall production costs.

One of the biggest benefits of purchasing a used PUMA 3100LM is the ability to complete complex long components in a single setup. This reduces part handling, improves accuracy, decreases setup time, and increases production efficiency. Industries producing shafts, cylinders, rollers, and other long components benefit greatly from this capability.

The heavy-duty construction, high-torque spindle, precision turret, and reliable FANUC control system are designed for continuous industrial use. A well-maintained used machine can continue operating productively for many years, delivering excellent return on investment.

Used machines are also typically available with shorter lead times compared with new equipment, allowing manufacturers to increase production capacity quickly. The lower purchase price provides additional budget for tooling, fixturing, automation equipment, and quality inspection systems.

The strong reputation of DN SOLUTIONS machinery helps maintain the resale value of the PUMA 3100LM, making it a practical investment for companies seeking advanced machining capability at a competitive price.

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HOW MUCH DOES A USED DN SOLUTIONS PUMA 3100LM COST?

The price of a used DN SOLUTIONS PUMA 3100LM depends on factors including the machine’s manufacturing year, spindle hours, overall condition, CNC control configuration, maintenance history, tooling package, and optional equipment. Machines equipped with programmable tailstocks, high-pressure coolant systems, additional live tooling, and automation systems generally command higher prices.

A used DN SOLUTIONS PUMA 3100LM typically ranges between $100,000 and $250,000, depending on its age, condition, included accessories, and machine configuration. Newer machines with lower operating hours and extensive tooling packages usually sell at the higher end of the market.

When evaluating a used PUMA 3100LM, buyers should inspect the spindle condition, live tooling performance, turret indexing, axis accuracy, hydraulic systems, lubrication system, and CNC control functionality. A thorough machine inspection helps identify potential maintenance requirements and ensures dependable long-term operation.

Additional costs such as transportation, rigging, installation, electrical connection, tooling, operator training, and preventative maintenance should also be included when determining the total investment. Even after these expenses, purchasing a used PUMA 3100LM remains substantially more affordable than buying a comparable new long-bed CNC mill-turn machine.

For manufacturers seeking a durable machine capable of long-part machining, live tooling operations, and high-production efficiency, the used DN SOLUTIONS PUMA 3100LM offers an excellent combination of capacity, precision, flexibility, and long-term value.