Precisely Identifying Gear Abnormality Risks: Zhongyun Platform Successfully Issues Early Warning of Roller Press Gear Failure

Recently, a large cement enterprise experienced abnormal vibration in a key piece of equipment—the roller press—during operation. Leveraging continuous monitoring and precise analytics, the Zhongyun Technology Intelligent Operations and Maintenance Platform successfully issued an early warning of severe wear and tooth breakage in the high-speed shaft gear of the moving-roll reducer, and provided guidance for the enterprise to carry out scheduled maintenance. This effectively prevented unplanned equipment failure and subsequent production downtime, thereby ensuring the continuous and stable operation of the cement grinding system.

I. Real-Time Monitoring: Detecting Abnormal Signals of Acceleration Doubling

In late February 2026, the platform detected that the vibration acceleration at the horizontal measurement point on the high-speed shaft of the roller press’s drive reducer had steadily increased from 50 m/s² to 100 m/s², far exceeding the safety threshold. This triggered a system alert and simultaneously generated a diagnostic conclusion of “gear wear.” The alarm message clearly indicated the equipment, department, severity level, and timestamp, and was automatically forwarded to the operations and maintenance team, enabling early detection of latent faults and providing clear guidance for subsequent corrective actions.

II. Precise Validation of Intelligent Diagnosis

Upon receiving the alarm, the Zhongyun Diagnostics team conducted an in-depth analysis based on the equipment’s rated speed and structural parameters. Considering the operating configuration of the roller press, they determined that the root cause of the fault was significant wear and a high risk of tooth breakage on the high-speed gear of the drive roll’s input shaft. The platform’s intelligent diagnostic conclusion was highly consistent with the manual diagnosis, and it was recommended to immediately shut down the equipment for inspection.

III. Planned Disassembly and Inspection: On-Site Verification and Precise Repair

Based on the platform’s diagnostic recommendations, the enterprise scheduled a planned shutdown for inspection on the afternoon of March 4. On-site disassembly revealed significant wear and tooth breakage on the high-speed gear of the drive roller’s input shaft, fully consistent with the platform’s diagnostic findings. Thanks to the timely early warning, the maintenance team completed the gear replacement before the fault could worsen. Following the equipment’s recommissioning on the afternoon of March 9, vibration acceleration data monitored by the platform showed a substantial reduction, falling below 20 m/s², and the equipment resumed stable operation, with the potential hazard completely eliminated.

IV. Value Closed Loop: Safeguarding Core Cement Grinding Equipment

The successful resolution of the gear failure in this roller press once again underscores the core capabilities of the Zhongyun Intelligent O&M Platform in industrial equipment management:

1. Continuous perception ensures no hidden risks can hide

Replacing manual inspections with 24/7 continuous online monitoring enables the timely detection of early, latent faults at their very inception, thereby truly achieving “prevention before problems arise.”

2. Implement targeted measures to reduce maintenance costs and improve efficiency.

Leveraging data-driven insights and intelligent algorithms, we precisely pinpoint the root cause of failures, eliminating blind disassembly and over-replacement. This effectively reduces spare-parts consumption and downtime, ensuring that every penny spent on maintenance is put to optimal use.

3. Innovative Models for Building a Preventive System

By establishing a comprehensive closed-loop system encompassing “monitoring–diagnosis–maintenance–verification,” enterprises can shift from reactive emergency repairs to proactive preventive maintenance, thereby accelerating the digital and intelligent transformation of equipment management.

Zhongyun Technology will continue to deepen its expertise in intelligent diagnostic technologies, leveraging more advanced algorithms and more reliable solutions to deliver end-to-end intelligent O&M services that provide “precise early warnings, efficient response, and robust operational stability,” thereby helping industries achieve digitalization of equipment management and intelligent decision-making in O&M.