Analysis of Shaafkey Failure: Load, Tolerances and Fatigue under Cyclic Loading
Shaaf keys can fail due to improper loading, tolerances and fatigue. An analysis of an ABB 64606859 component shows the warning signs and corrective actions.…
Component #Gearboxes & Transmission
Gearbox maintenance, belt and chain drives, couplings and power transmission systems.
331 articles
Root Cause Analysis of Increased Play in Ball Lathes: Loss of Preload, Contamination, and Lubrication Failure
Increased play on ball lathes is a warning sign of serious failures. The analysis identified loss of preload, contamination and lubrication failure as main causes.…
Forensic damage analysis of shaft couplings: failure modes using the FIBRO RPG120P as an example
Forensic damage analysis of a FIBRO RPG120P shaft coupling. Investigation of misalignment, torque overload and fatigue cracking with practical maintenance checklist according to DIN standards.
Root Cause Analysis of Alignment Problems on Conveyor Belts: Formwork, Idler Alignment and Load Distribution
Conveyor belt drift is a common problem that can cause unexpected stops. This article discusses root causes, including improper alignment, wear, and load distribution. Practical…
Root cause analysis of chain widening and toothed belt wear: measurement methods and prevention solutions
Widening of the chain and wear of the toothed belt on the ABB 1SAZ911201R1005 engine are signs of critical failure. Rigorous analysis and precise measurements…
Scope of application of SKF 60052RSH in the activities of coal mines and mineral processing
The SKF 60052RSH bushing is critical in mining equipment transmission systems. Reliability and durability of components ensure uninterrupted production. The use of UNITEC-D products allows…
Root Cause Analysis of Coupler Failures: Misalignment, Torque Overload and Fatigue Fracture
A FIBRO coupler 2052.70.025.035.020 failed due to misalignment, torque overload and fatigue. Vibration and temperature analysis confirmed the root cause. To avoid future failures, correct…
Use of ABB 9920102 components in paper and pulp mills: a technical and operational analysis
The ABB 9920102 reducer is a critical component in paper mills. Rigorous management and predictive maintenance are essential to reduce downtime costs. Consult the UNITEC-D…
Premature Failure of Spherical Roller Bearings: Root Cause Analysis and Prevention
A spherical roller bearing failed after 1,200 hours due to inadequate lubrication and misalignment. This article provides a root cause analysis and practical prevention strategies…
Root Cause Analysis: Why do drive belts overheat? 5 common causes and diagnosis flow
Drive belt overheating is a complex problem that requires a root cause approach. This article analyzes 5 common causes and offers practical solutions for their…