Spindle Shaft Repair: Solutions for Broken Spindle Shafts and Defective ConesThe spindle shaft forms the indispensable core of every turning, milling, and drilling spindle. Unfortunately, it is often subject to significant wear and tear, especially in the area of the tool interface. This wear and tear can have various causes and is not always attributable to operator error. Even micro-wear on the spindle cone can lead to problems.Carbide tools, ball mills, and high speeds are among the influenci…

We recently realised that the replacement spindle supplied was not identical to the customer spindle. The Franz Kessler SMS 180 / 60 kW main spindle (diameter 107 mm) had deviations, but they were in favour of our customer. The hollow clamping cylinder from SMW from 2005 also showed age-related defects that had to be rectified before installation.Despite the lack of an exchange option on the part of the manufacturer and a repair period of just 14 days by a market competitor, we remained true to …

As part of his 2023 tour through the North Hessian business landscape, Kassel Regional President Mark Weinmeister, alongside Naumburg Mayor Stefan Hable, sent a clear signal of appreciation for entrepreneurial innovations and the regional commitment of businesses.The Spindeldoctor in Naumburg near Kassel, a pioneer in the repair and modernization of electromotors globally, was honored to host this special visit.Mark Weinmeister expressed his admiration for the advanced technologies of Spindeldoc…

In a fascinating project at our facility, our experts have successfully overhauled a Fischer MFW-2702 08/03 spindle. The challenges were unique: age-related wear, an unstable clamping system, and other minor issues.The 4-week repair phase focused on an upgrade of the highest quality. The nearly unique spindle, of which only two copies exist, was dismantled by our technician. In the repair process, not only were BIG Plus according to DIN-Kaiser restored, but the clamping system was also redesigne…