Large CNC Vertical Lathe

Large CNC Vertical Lathe

The Large CNC Vertical Lathe is a heavy-duty machining solution engineered for high-precision turning of heavy, large-diameter rotational workpieces.
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Description
Technical Parameters
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The Large CNC Vertical Lathe is a heavy-duty machining solution engineered for high-precision turning of heavy, large-diameter rotational workpieces. By securing components horizontally on a high-rigidity rotary table, this machine leverages gravity to achieve optimal workholding stability and eliminate workpiece sag. Built to handle demanding outer diameter turning, facing, boring, and threading operations, the Large CNC Vertical Lathe delivers exceptional accuracy and metal removal efficiency for critical industrial applications.

 

Key Features of Large CNC Vertical Lathe

 

Gravity-Assisted Workholding: Horizontal table orientation supports massive component weights directly, eliminating spindle deflection and simplifying crane loading.

Thermal and Structural Stability: Heavy-cast iron frame construction absorbs high cutting forces and minimizes thermal deformation during prolonged continuous machining.

High-Torque Table Drive: Multi-speed transmission coupled with high-output motors delivers maximum torque at low rotations per minute for tough alloy steel cutting.

Rigid Vertical Ram: Reinforced box-way or linear-guide ram design ensures minimal deflection during deep internal boring and high-feed facing operations.

Automated Tooling Systems: Configurable automatic tool changers with versatile turrets reduce cycle times and maximize productivity across batch manufacturing runs.

Enclosed Chip and Coolant Management: High-volume coolant delivery combined with automatic chip conveyors keeps the work zone clear and extends tool longevity.

 

Technical Specifications

 

Specification Parameter

Standard Engineering Capacity

Maximum Turning Diameter

1250 mm – 5000 mm

Maximum Turning Height

1000 mm – 3000 mm

Maximum Workpiece Weight

5,000 kg – 32,000 kg

Table Diameter Range

1000 mm – 4500 mm

Main Motor Power

30 kW – 75 kW

Positioning Accuracy

0.015 mm / 1000 mm

Repeatability Accuracy

0.008 mm

 

Industrial Applications

 

Flanges and Large Valves: Machines wide sealing faces, precise bolt-circle steps, and thick-wall internal diameters in a single stable clamping setup.

Power Generation Equipment: Handles heavy turbine housing rings, wind turbine slewing bearings, and generator generator components with strict roundness control.

Heavy Duty Machinery Hubs: Ideal for roughing and finishing cast iron wheel hubs, massive rope drums, and industrial gear blanks under high loads.

Industrial Pumps and Compressors: Processes large impellers, pump casings, and suction liners while maintaining tight geometric tolerances across all critical faces.

 

Precision Manufacturing Standards

 

Every Large CNC Vertical Lathe undergoes strict quality control protocols throughout fabrication and assembly. Structural components are stress-relieved and machined on precision gantry equipment. Axis alignment, bed flatness, and spindle runout are independently verified using laser interferometers and coordinate measuring machines to ensure long-term operational accuracy. 

 

Selection Guidelines

 

Selecting the ideal configuration requires a complete analysis of workpiece geometry and production targets:

  • Define maximum workpiece outer diameter, height clearance, and total loaded weight.
  • Identify required machining processes including heavy facing, deep boring, or contouring.
  • Match motor drive power, ram travel stroke, and tooling options to your material hardness and production volume.

 

Technical Inquiry Requirements

 

To obtain a tailored machine configuration and engineering proposal, please provide:

 

Part Drawings: Detailed 2D/3D component drawings with dimensional tolerances.

Material Specifications: Workpiece material grade, hardness, and raw casting condition.

Production Parameters: Maximum workpiece dimensions, net weight, and annual production targets.

 

FAQ

 

Q: What types of components are best processed on a Large CNC Vertical Lathe?

A: This equipment excels at machining large-diameter, short-axis, or heavy disc-shaped components that present stability challenges on horizontal machines.

Q: How does vertical turning enhance machining precision?

A: Placing the part flat on a vertical table evenly distributes heavy loads across the bed guide-ways, eliminating cantilever deflection and spindle droop.

Q: Can this machine perform heavy rough turning operations on hard metals?

A: Yes, configured with high-torque gearboxes and rigid cast structures, the lathe efficiently executes high-depth roughing cuts on forged steel and cast iron.

Q: What specific details are needed to obtain an accurate machine proposal?

A: Essential inputs include component drawings, maximum workpiece diameter, total weight, material hardness, required machining steps, and target cycle times.

Q: Are custom workholding configurations supported?

A: Machines can be equipped with manual four-jaw independent chucks, hydraulic chucking systems, or specialized custom fixtures tailored to complex component shapes.

Q: How are chips and coolant managed during continuous high-volume cutting?

A: Integrated high-angle chip chutes combined with automatic flight-type chip conveyors continuously evacuate heavy metal turnings out of the work area.

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