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vTNC7 and Digital Twin for CNC Programming

Modern CNC programming requires ever greater precision, better program preparation and increased safety before a program is transferred to the actual machine. For complex workpieces, it is not enough for the NC program to be written correctly – it must also be checked before machining in an environment that is as close as possible to real production conditions.

This is exactly why HEIDENHAIN, with vTNC7 and Digital Twin technology, offers a modern way to prepare, verify and optimise NC programs away from the machine. The programmer can work in a virtual environment that is adapted to the actual CNC machine, its kinematics and its configuration.

Off-Machine Programming

HEIDENHAIN vTNC7 is an advanced programming system for preparing NC programs on a computer. It allows users to prepare, check and optimise programs without occupying the actual machine in production.

This means that operators and programmers can prepare new machining operations in advance while the machine continues to run existing jobs. This way of working improves machine utilisation, reduces downtime and enables better production organisation.

Digital Twin for a More Realistic Machine Representation

In combination with Digital Twin, working with vTNC7 becomes even more realistic. Digital Twin makes it possible to use virtual models of different CNC machines, allowing the NC program to be checked in an environment that closely reflects the real conditions on the machine.

The programmer selects the appropriate virtual machine, while vTNC7 automatically adapts in the background to its kinematics, configuration and machine parameters. The user interface and workflow remain the same, making programming clear, efficient and easy to use.

Greater Safety Before Transferring the Program to the Machine

One of the major advantages of using vTNC7 and Digital Twin is the ability to check the program before actual machining. The programmer can simulate axis movements, verify the tool path and detect possible errors or collisions in good time.

This is particularly important for complex workpieces, multi-axis machining and production environments where errors can lead to high costs. By checking the program in advance, the risk of damage to the tool, workpiece or machine is significantly reduced.

Feature-Based Programming

Another important function of vTNC7 is Feature-Based Programming. This enables the NC program to be created directly from a 3D model.

The user imports a CAD file, defines the datum, blank and machining planes, and the software recognises typical machining operations. These include, for example, drilling, milling and tilted machining.

Based on the selected strategy, vTNC7 automatically calculates the required tool paths. The programmer can then further adapt, check and optimise the program according to the requirements of the individual workpiece.

A Combination of Automation and Manual Control

Although vTNC7 enables a high level of automation in program preparation, the programmer remains in full control of the process. At any time, they can add HEIDENHAIN cycles, use Klartext commands or manually adjust individual parts of the program.

An AI assistant can also support the programmer by providing suggestions and programming tips. This makes program preparation easier, shortens programming time and reduces the possibility of errors, while giving the programmer a better overview of the entire process.

Klartext Converter for Greater Compatibility

An additional advantage of the system is the Klartext Converter. It converts programs created with Feature-Based Programming into pure HEIDENHAIN Klartext.

These programs are easier to understand and can also be used on older CNC machines with previous generations of HEIDENHAIN TNC controls. This is particularly important for companies that use several different machines and want to maintain a consistent programming method.

Greater Predictability of Machining

Using vTNC7 and Digital Twin increases the predictability of machining. The program can be checked, simulated and optimised before it is transferred to the actual machine.

This allows companies to assess the machining process more easily, identify critical points and prepare production more effectively. As a result, new products can be introduced more safely, demanding machining operations can be prepared faster and everyday production becomes more reliable.

Benefits of Using vTNC7 and Digital Twin

Using vTNC7 and Digital Twin enables companies to achieve:

  • preparation of NC programs away from the machine,
  • better utilisation of production capacity,
  • realistic machining simulation,
  • program verification based on the actual machine,
  • reduced risk of errors and collisions,
  • faster introduction of new machining operations,
  • greater safety when machining complex workpieces,
  • improved program readability with the Klartext Converter,
  • greater predictability of the production process.

A Modern Tool for Efficient CNC Programming

HEIDENHAIN vTNC7 in combination with Digital Twin represents an important step towards more modern, safer and more predictable CNC production. It enables programmers to work in a virtual environment, while helping companies improve program preparation, reduce machine downtime and increase machining reliability.

For companies that want to prepare NC programs more efficiently, make better use of their machines and reduce the risk of errors, vTNC7 with Digital Twin is a powerful solution for everyday CNC programming.