Sprockets and Accessories

Chain wheels are key machine elements that enable the transfer of torque and power between shafts and axles through direct toothed contact with the chain. Their geometry is precisely defined by the pitch and tooth profile, ensuring synchronous transfer without slipping, while they must be made of materials with high wear resistance, such as structural steels, stainless steels, or cast iron. Depending on the design, we distinguish between standard chain wheels with pre-drilled holes that require subsequent machining and designs for conical Taper Lock bushes that allow for immediate and secure mounting on the shaft. In addition to classic chain wheels for driving roller chains, we also know special designs for transport systems and chain wheels with bearings that serve as tensioning elements in the drive assembly.

Taper Lock bushes are an indispensable standard in modern engineering, as they allow for the fixation of rotating elements on the shaft without the use of specialized tools or preheating components. The system operates on the principle of two opposing conical surfaces that, when tightening the screws, create a uniform and strong pressure on the shaft, preventing play and reducing the risk of breakage due to material fatigue. Since the bushes are available with already manufactured standard slots for pins and in various hole diameters, they allow for a high degree of modularity, as the same pulley or chain wheel can be used on shafts of different dimensions by changing the bush. In addition to quick installation, this system significantly reduces maintenance time, as disassembly only requires moving the screws to the release holes, safely and without damage releasing the element from the shaft.