The Bridgeport Torq-Cut 22 is a smaller CNC vertical machining center. It comes fitted with a grease lubricated and belt driven spindle capable of running up to 7,500 rpm.
Read MoreGMN TS100CX170 Spindle Repair
The GMN TS100CX170 is a grease lubricated 10,000 RPM spindle. This spindle is used in a precision tool grinding machine in the cutting tool industry.
CHALLENGE
When this spindle arrived at Northland Tool and Electronics it was completely seized. Once the spindle was disassembled it was found that the front bearings were completely dry and contaminated. The ball cages were broken in both the #1 and #2 bearings with cage dust and contamination throughout. The rear bearings had clean grease but felt worn. The front housing nut was difficult to remove and was damaged during breakdown. There were no critical dimensional deviations found on this spindle.
SOLUTION
The following actions were performed on this GMN TS100CX170 spindle repair:
- Clean all parts of the spindle
- Replace all bolts and o-rings
- Replace bearings
- Machine new front housing nut
RESULT
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.
DETAILED CAUSE OF FAILURE
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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.
It’s a fact of machining — eventually, even top-of-the-line turning machines will experience a spindle failure. Spindles endure tension, torsion, heavy loads, and speeds up to and beyond 150,000 RPM, to name a few of the standard stressors.
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