Used Technical Data Sheet - CNC Lathe OKUMA LB3000 EX (2008)

Main Features:

• Maximum turning diameter: 340 mm
• Maximum turning length: 1,000 mm
• Bar passage: 80 mm
• Spindle: Diameter 315 mm, rotation speed 45-5000 rpm, spindle nose type ASA 2-6
• Ace races:
  • X axis: 260 mm
  • Z axis: 1,065 mm
  • C axis: 360° rotation (in 0.001° increments)
• Fast forwards:
  • X axis: 25 m/min
  • Z axis: 30 m/min
• Tailstock: MT5 Morse Taper, 1,015 mm stroke
• Tool turret: Motorized with 12 positions, speed 45-6000 rpm
• Weight: 6,150 kg
• Dimensions: 3,310 x 1,900 x 1,970 mm

Components and Functionality:

• Main spindle with 80 mm bar passage, which allows processing of large pieces and optimal management of more robust materials such as steel and cast iron.
• OSP-P200L CNC control that guarantees precision in machining and ease of programming.
• Motorized V12 turret , ideal for processes that require multiple tools without interruptions.
• C axis for complex machining with precision at multiple angles.

Use and Maintenance Parameters:

To get the best performance from a used OKUMA LB3000 EX lathe, it is essential to monitor:

1. Cutting speed (Vc), calculated with the formula: $$V$$ Where:
   • DD $D$ is the diameter of the workpiece,
   • nn $n$ the rotation speed of the spindle.
2. Rapid feeds to minimize cycle times while maintaining high precision.

Workable Materials:

This model is particularly suitable for processing a wide range of materials, including steels, cast iron, aluminum alloys and composite materials.

Sectors of Use:

• Automotive industry for the machining of shafts, discs and precision components.
• Aerospace for the production of structural components.
• Energy for turbine parts and other high-precision equipment.

Maintenance:

Regular checks on:

• Lubrication of the spindle and guides.
• Checking tool wear.
• Cleaning the chip conveyors to avoid jams.

Advantages of buying a Used OKUMA LB3000 EX:

• Reliability : These lathes are known for their sturdiness and durability.
• Reduced cost compared to new.
• Advanced technology , even in used models, thanks to electronics and CNC control which guarantee precise machining.

How to Evaluate a Good Used Car:

1. Check the number of working hours and the maintenance log.
2. Test the precision of the axes and the functionality of the CNC.
3. Check the condition of the turret and spindle for any signs of wear.

The used OKUMA LB3000 EX represents an excellent choice for those looking for a versatile and reliable machine in different production sectors