Catastrophic bearing failure was the main cause of this spindle malfunction Continue reading to learn how Northland Tool performed this repair and converted a Weiss GHK 176239 spindle from grease-injected to permanent grease lubrication……Read More
Mori Seiki SL-00 Spindle Repair
The Mori Seiki SL-00 is a CNC turing center. It can be fitted with a grease lubricated and belt driven spindle that is capable of running up to 4,500 rpm.
This Mori Seiki SL-00 spindle came in missing the front cover bolts. The rear roller bearing failed from coolant contamination and the rear housing cover was coated with coolant sludge. Lastly, the lathe OD taper, face, and shoulder had significant wear. No other dimensional deviations were noted for this rebuild.
The following actions were performed on this Mori Seiki SL-00 spindle:
- Clean, inspect overall dimensions
- Replace bearings, o-rings, and assembly screws
- Kiss grind the lathe taper, face, and one shoulder
After reassembly of all components, adjusting bearing preload, and undergoing break-in and testing procedures, this spindle passed our final quality inspection before being returned to our customer with a 1-year warranty.
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More Case Studies
Repair History - Here are examples of similar spindle repairs that may contain additional information that will help you. If you have additional questions, please contact us.
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Downtime is inevitable for any machine, but knowing how to reduce downtime or minimize its likelihood is critical.Read More