Turbine blade manufacturing with 5-axis CNC

The manufacture of complex parts, such as turbine blades, requires a high level of precision and expertise.
With the help of  5-axis CNC machines, Protolis can realize this type of high-precision parts with near-perfect surface finishes.
In this article, we will explore the key role of 5-axis CNC machines in the manufacture of turbine blades, as well as the benefits they bring.

What is a 5-axis CNC machine?

5-axis CNC machines allow a workpiece to be machined in five different directions simultaneously.
Different with traditional 3-axis machines, the 5-axis not only allows you to move along the X, Y, and Z axes, but also to rotate around the A and B axes. This increased flexibility is essential for machining complex shapes, such as mechanical wheels, with extreme precision.

The advantages of 5-axis CNCs in turbine blade manufacturing

1. High Precision : The ability to manipulate the part in multiple directions allows very tight tolerances to be achieved, which is important to ensure assembly.
2. Efficiency and speed in Production: With a 5-axis machine, it is possible to machine complex shapes in a single operation, reducing production time, the risk of errors and the manual rework.
3. Flexibility in conception : Engineers and designers now have greater creative freedom. They can design more complex and innovative parts, with geometries that challenge the limitations of traditional machines.
4. High-quality finish : Simultaneous axis movements reduce the necessity of repositioning parts, which can improve surface quality and minimizes imperfections.

Turbine blade manufacturing process

The manufacturing of turbine blades begins with the creation of a 3D digital model, typically using CAD (Computer-Aided Design) software. This model is then imported into a 5-axis CNC (Computer Numerical Control) machine, where specific programs dictate the machine’s movements to machine the part from a block of raw material.

Thanks to 5-axis CNC machines, it is possible to produce detailed contours, complex undercuts, deep grooves, and perfectly smooth surfaces, all of which are essential for alloy steel blades commonly used in advanced applications such as turbines and compressors.

Conclusion

The use of 5-axis CNC machines in the manufacture of turbine blades represents a significant advancement in the industry. It allows to satisfy the more strict requirements in terms of precision, quality, and efficiency. For any company looking to enhance its production capabilities, investing in 5-axis CNC machines is a crucial strategic decision.

Protolis is able to meet more challenging and diverse demands, whether it is rapid prototyping, low-volume production or the manufacture of custom parts. Our clients will benefit from high-quality products delivered in shorter timeframes.

If you have any questions or would like to discuss new projects, please do not hesitate to contact us.