Comec Thor Vertical Twin-Spindle Lathe

Overview of the Lathe

The Comec Thor twin-spindle vertical lathe is a used machine tool renowned for its versatility and precision. Designed for high-precision machining, the Comec Thor is ideal for applications in various industrial sectors, including metalworking and complex components. This technical data sheet explores the features of the Comec Thor lathe in detail, providing a comprehensive overview of its specifications and how to use it.

Visual Appearance and Composition

The Comec Thor lathe features a robust and compact structure, typical of machines designed for industrial environments. Visually, it appears as an imposing machine with a vertical design, equipped with two spindles that allow simultaneous machining on multiple sides of the workpiece. The machine is painted an industrial gray and features an easily accessible control panel.

Main components:

• Spindles: Located on both sides of the machine, designed for mounting and rotating workpieces.
• Carriage: Mobile, allows longitudinal and transverse movement of the piece being worked on.
• Turret: Equipped with numerous tool stations, it allows you to carry out various operations without having to change tools manually.
• Numerical Control: GE FANUC series 18i-T, for precise control of turning operations.

Technical Specifications

• Capacity:

  • Maximum rotating diameter: 380 mm
  • Maximum turning diameter: 250 mm
  • Maximum turning length: 200 mm
  • Spindle center distance: 500 mm

• Spindle:

  • Spindle nose: ASA 6
  • Self-centering diameter: 210-250 mm
  • Front bearing inner diameter: 100 mm
  • Spindle rotation speed: 4000-6000 rpm
  • Spindle motor power S1: 9 kW
  • Spindle motor power S2: 11 kW
  • Maximum torque: 210 Nm

• Chariot:

  • X-axis useful travel: 150 mm
  • Z-axis useful travel: 240 mm
  • X/Z axis transducer: Encoder
  • Ball screw diameter X/Z: 32 mm
  • X/Z axis rapid traverse speed: 30 m/min

• Turret:

  • Number of stations: 8x2
  • Tool holder attachment: VDI 30
  • External tool section: 20x20 mm
  • Boring bar holder diameter: 32 mm
  • Turret indexing time: 0.10 sec
  • Number of motorized positions: 8x2
  • Power of motorized tools: 3.7 kW
  • Maximum torque of powered tools: 30 Nm

• Numerical Control:

  • Brand: GE FANUC
  • Model: Series 18i-T

• Dimensions and Weight:

  • Length: 4300 mm
  • Depth: 2000 mm
  • Height: 2440 mm
  • Mass: 7500 kg

Usage Procedure

To use the Comec Thor vertical twin-spindle lathe, it is essential to follow the steps indicated to ensure optimal and safe operation:

1. Machine Setup: Make sure the lathe is properly aligned and that all components, including spindles and tooling, are in good condition.
2. Mounting the Workpiece: Secure the workpiece to the spindles, making sure it is well centered and stable.
3. Tool Setup: Insert and adjust tools in the turret, selecting the stations needed for turning operations.
4. Parameter Configuration: Set the rotation speeds and travels of the axes via the GE FANUC numerical control.
5. Machining Execution: Start the machine and monitor the turning process, making adjustments if necessary to achieve the desired accuracy.

Matching accessories

Some accessories compatible with the Comec Thor lathe include:

• Measuring Devices: To accurately monitor the dimensions of the workpiece.
• Additional Supports: To improve the stability of the piece during machining.
• Specialized Cutting Tools: Suitable for specific applications and particular materials.

Formulas for Optimal Use

To optimize the performance of the Comec Thor lathe, it is important to consider the following formulas:

• Cutting Speed ​​(Vc): Vc = (π × D × N) / 1000, where D is the diameter of the workpiece and N is the rotational speed in rpm.
• Feed rate (f): f = (V / N) × 1000, where V is the feed rate per revolution and N is the rotational speed.

Workable Materials

The Comec Thor lathe is designed to work a variety of materials, including:

• Metals: Steel, aluminum, brass.
• Technical Plastics: Nylon, polyethylene.
• Special Alloys: Composite materials and high-strength alloys.

Maintenance

To keep your Comec Thor lathe in top condition, follow these maintenance tips:

• Regular Cleaning: Remove chips and debris from components after each use.
• Lubrication: Check and replace lubricants regularly according to the manufacturer's specifications.
• Inspection: Periodically check the wear condition of spindles and tools and replace them if necessary.

Evaluation of Good Used

To make sure that a used Comec Thor lathe is of good quality, consider:

• General Condition: Make sure there is no obvious damage and that all components are working properly.
• Maintenance Record: Verify that the machine has an accurate and up-to-date maintenance record.
• Test Run: Perform a test run to ensure the lathe operates smoothly and accurately.

Sectors of Use

The Comec Thor lathe is particularly useful in sectors such as:

• Metalworking Industry: For the production of precision components.
• Mechanical Workshops: For the processing of custom parts and prototypes.
• Aerospace and Automotive Industry: For machining complex and high-precision parts.

Why Buy Used

Buying a used Comec Thor lathe can be advantageous for several reasons:

• Lower Cost: The purchase price of a used car is significantly lower than a new one.
• Lower Depreciation: Used machines have already suffered most of their depreciation, offering better value for money.
• Reliability: If properly maintained, a used lathe can provide reliable and long-lasting performance.

In summary, the Comec Thor twin-spindle vertical lathe represents an excellent choice for those seeking precision and versatility in turning operations, with a good balance between cost and performance, especially if purchased used.