Injection moulding is one of the most widely used plastic processing technologies. The resulting The quality and cost-effectiveness of the parts produced in this way is a constant challenge for market players. One of the key issues in the injection moulding process is the correct switching point which has a significant impact on production efficiency and product quality. A preventive maintenance not only of the injection moulding machine, but also of the mould in the case of large series a significant competitive advantage, which requires the involvement of the injection moulding plant and the and the mould manufacturer.