High-Quality China CNC Turn-Mill Center NXX-46E: Advanced Machine from Reliable Suppliers and Factory for Precision Machining Quotes, Products

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â—† As a leading CNC machine manufacturer in China, our factory provides a range of customizable configurations to meet diverse machining needs. Equipped with a SYNTEC control system from Taiwan, known for its reliability and user-friendly design, our machines utilize domestically manufactured spindle housings combined with precision Japanese P4-grade bearings for optimal rotational accuracy. Customers can select between high-performance domestic brands or premium Mitsubishi (Japan) servo motors and drivers, ensuring excellent performance and versatility.

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â—† Our X/Z-axis feed drives offer unmatched flexibility, featuring options from top domestic brands or premium Mitsubishi (Japan) servo systems. For precision mechanical assembly, we employ C3-class precision ball screws sourced from renowned Taiwanese suppliers like PMI or HIWIN, paired with original NSK (Japan) precision bearings. The linear guideways utilize Pâ…¡-grade precision products from these high-quality brands, providing sustained accuracy and long-lasting operational stability. Additionally, our machines are fitted with high-efficiency servo power turrets from Taiwan or Germany, featuring advanced live tooling heads designed for low backlash and high rigidity for multi-tasking machining. The robust bed construction utilizes a high-rigidity cast iron base, ensuring superior vibration dampening performance.

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â—† The electrical cabinet is outfitted with high-quality low-voltage components primarily from Schneider Electric (France), delivering exceptional reliability and performance. Our hydraulic station employs premium components sourced from trusted Taiwanese suppliers, ensuring consistent pressure output and durability over time.

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Note: As a dedicated China CNC machine supplier, we guarantee that all listed configurations are fully customizable. We welcome client specifications for component branding and personalized options to achieve an ideal synergy between equipment performance and your unique machining processes.

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Product Description

Structural Features
Spindle & Bed Design

This series of machines focuses on reinforcing the rigidity, precision, and load-bearing capacity of core components. It features a monoblock sleeve-type spindle with a "three-front, two-rear" imported precision bearing layout. Driven by a high-performance servo motor, the spindle system ensures high-precision rotational accuracy, high-rigidity support, and consistent speed output to meet heavy-duty machining demands.

The bed is constructed from a one-piece cast iron structure with a 30° slant bed design, utilizing premium cast iron and resin sand casting technology. The interior is reinforced with a dense rib-plate configuration, providing exceptional structural rigidity and superior vibration dampening. This design also offers excellent visibility and accessibility for the operator while facilitating natural chip evacuation.

X/Z-Axis Guidance & Drive System

The X/Z axes utilize high-rigidity, high-precision linear guideways paired with precision pre-stretched ball screws. These are directly coupled to the servo motors via flexible couplings. Supported by a computer-controlled automatic centralized lubrication system, the guideways and ball screws receive forced lubrication to effectively guarantee high positioning accuracy, suppress thermal deformation, and achieve rapid traverse rates of up to 30 m/min.

Hydraulic System

The core of the hydraulic station integrates premium components, including a variable displacement pump, high-torque hydraulic motor, and electromagnetic valves. The addition of a forced air-cooling module ensures smooth, quiet operation and effective oil temperature control for consistent performance.

Turn-Mill & Power Turret

The machine features a servo-driven spindle synchronized with a servo power turret, which can be expanded with radial (side) or axial (end) live tooling heads. These heads utilize imported precision gear transmissions, delivering superior rigidity, minimal noise, and high operational accuracy.

Machining Performance

This configuration significantly enhances machining rigidity, operational stability, and indexing accuracy, unleashing exceptional heavy-duty cutting performance. With 360° arbitrary spindle indexing (C-axis) and multi-functional capabilities (drilling, tapping, and milling on both side and end faces), complex and large-scale workpieces can be processed with high efficiency in a single setup (Done-in-One).

Full Enclosure & Safety

The entire machine is encased in a fully enclosed protection system featuring a sophisticated industrial design with excellent sealing and waterproof performance. The sliding operator doors are engineered for effortless movement, providing smooth and easy access. For maximum operator protection, the system is equipped with a reliable safety interlock, ensuring a secure and user-friendly working environment that meets rigorous safety standards.

Product Display
NXX-46E
NXX-46E1
Key Technical Specifications
Item Unit NXX-46E NXX-46EY NXX-52DEY
Max. Swing Over Bed mm Φ460 Φ480 Φ480
Max. Machining Length mm 180 (Radial) 300 400
Max. Swing Over Tool Carrier mm Φ160 Φ380 Φ440
Max. Workpiece Dia. (Disk/Shaft) mm Φ240/Φ160 Φ400/Φ380 Φ350/Φ350
Spindle Bore Diameter mm Φ56 Φ56 Φ62
Max. Bar Capacity mm Φ45 Φ45 Φ51
Spindle Speed Range r/min 0–4000 0–4000 0–3000
Spindle Speed Steps Step CV CV CV
Spindle Nose Type   Flange Type A2-5 Flange Type A2-5 Flange Type A2-6
Main Motor Power Kw 5.5 7.5 11
Bed Slant Angle ° 30 30 30
X-axis Rapid Traverse Rate m/min 24 24 30
Z-axis Rapid Traverse Rate m/min 30 30 30
Y-axis Rapid Traverse Rate m/min   30 12
X-axis Max. Travel (Unidirectional) mm 560 480 460
Z-axis Max. Travel mm 330 380 550
Y-axis Max. Travel mm   110 110
X/Z-axis Servo Motor Power KW 1.5 2.4 3.1/2.4
Tailstock Quill Diameter mm     Φ80
Tailstock Quill Travel mm     80
Tailstock Taper mm     5#
Tailstock Body Travel mm     480
Spindle Radial/Axial Run-out mm ≤0.003 ≤0.003 ≤0.003
Spindle Flatness Accuracy mm ≤0.01/Φ100 ≤0.01/Φ100 ≤0.01/Φ100
Live Tool Spindle Taper Run-out mm ≤0.006 ≤0.006 ≤0.006
Repeatability Accuracy X-axis mm ±0.0025 ±0.0025 ±0.0025
Z-axis mm ±0.0025 ±0.0025 ±0.0025
Spindle (C-axis) Repeatability mm 0.01 0.01 0.01
Standard Turret Type   Servo Power Turret Servo Power Turret Servo Power Turret
Max. Tool Capacity pcs 12 12 12
Tool Change Time (Adjacent) S 0.3 0.3 0.3
Tool Size O.D. Tool mm 20×20 25×25 25×25
Boring Bar Diameter mm Φ25 Φ40 Φ40
Live Tooling Type   ER25 ER25/ER32 + Y-axis ER25/ER32 + Y-axis
Live Tooling Motor Power Kw 3.7 3.1+0.75+2.4 3.1+0.75+2.4
Max. Live Tooling Speed r/min 3000–6000 3000–6000 3000–6000
Max. Collet Capacity mm Φ16 Φ16/Φ20 Φ16/Φ20
Max. Tapping Capacity mm M10 M10/14 M10/14
Total Power Capacity Kw 13 19.5 24
Machine Weight (Approx.) kg 3500 3700 4200
Dimensions (L×W×H) mm 2200×1850×1950 2330×1970×2300 2635×1800×2050
Frequently Asked Questions
Q What is the difference between the NXX-46E, NXX-46EY, and NXX-52DEY models?
The NXX-46E is a standard turn-mill center suitable for radial machining. The NXX-46EY adds a Y-axis (±55mm travel) and expanded live tooling (ER25/ER32), enabling off-center milling and drilling. The NXX-52DEY offers the largest capacity with a Φ480mm swing, higher main motor power (11 kW), a full tailstock, and greater Z-axis travel (550mm), making it ideal for larger and heavier workpieces.
Q What is the advantage of the 30° slant bed design?
The 30° slant bed design, combined with a one-piece cast iron structure and dense internal rib-plate configuration, provides exceptional structural rigidity and superior vibration dampening. It also improves chip evacuation efficiency, enhances operator visibility and accessibility, and contributes to better surface finish quality during heavy-duty cutting operations.
Q Can these machines perform milling and drilling operations in addition to turning?
Yes. All models in this series are equipped with a servo power turret and live tooling heads (ER25 or ER25/ER32), supporting radial (side face) and axial (end face) drilling, tapping, and milling. The C-axis (360° arbitrary spindle indexing) further enables complex multi-face machining in a single setup, significantly reducing cycle time and setup changes.
Q What positioning accuracy and repeatability can these CNC lathes achieve?
All three models achieve a spindle radial/axial run-out of ≤0.003mm, a spindle flatness accuracy of ≤0.01mm/Φ100, and a live tool spindle taper run-out of ≤0.006mm. X/Z-axis repeatability accuracy is ±0.0025mm, and C-axis (spindle) repeatability is 0.01mm, meeting the demands of high-precision part manufacturing.
Q How does the hydraulic and lubrication system ensure long-term stability?
The hydraulic station uses premium components including a variable displacement pump, high-torque hydraulic motor, and electromagnetic valves, supplemented by a forced air-cooling module for effective oil temperature control. The guideways and ball screws are maintained by a computer-controlled automatic centralized lubrication system, which provides forced lubrication to suppress thermal deformation and maintain consistent high positioning accuracy over long operational periods.
Q What safety features are included in these machines?
Each machine is equipped with a fully enclosed protection system featuring excellent sealing and waterproof performance. The sliding operator doors are designed for smooth, effortless operation, and a reliable safety interlock mechanism is integrated to prevent accidental access during machining. This ensures a secure working environment that complies with rigorous industrial safety standards.

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