Optimizing Feeder Speed in the Terex Finlay J-1160 Jaw Crusher

[MikePhua]

Introduction
The Terex Finlay J-1160 Jaw Crusher is a compact and aggressive mobile primary jaw crusher designed to provide high productivity in quarrying, mining, demolition, and recycling applications. A critical component of its operation is the Vibrating Grizzly Feeder (VGF), which ensures continuous choke feeding of the crushing chamber. The ability to adjust the feeder speed is vital for optimizing material flow and throughput, adapting to varying material types and operational conditions.
Feeder Speed Control Mechanisms
The J-1160 features an automatic variable speed VGF that allows for continuous choke feeding of the crushing chamber, ensuring optimal productivity. The feeder speed can be adjusted to suit different applications, enabling the operator to optimize material flow and throughput to the jaw. This flexibility is particularly beneficial when dealing with varying material sizes and densities.
Adjusting Feeder Speed
Adjusting the feeder speed on the J-1160 is facilitated through the machine's control panel. In Manual Mode, the operator can incrementally select the feeder speed to achieve the desired throughput. This user-friendly interface allows for precise control, ensuring that the material feed aligns with the crusher's capacity and the specific requirements of the job at hand.
Application-Specific Settings
The J-1160 offers three selectable application settings to suit various operational needs:

1. Demolition and Recycling: Optimized for processing demolition debris and recycled materials.
   
2. Quarry Soft Rock: Tailored for softer rock types found in quarry operations.
   
3. Quarry Hard Rock: Designed for handling harder rock materials in quarry environments.
   

These settings adjust pressure set points and timing for feeder and crusher kickout, allowing the operator to select the most appropriate configuration for the task.
Maintenance and Troubleshooting
Regular maintenance of the feeder system is essential to ensure its longevity and optimal performance. Operators should:

• Regularly inspect the feeder for wear and tear.
  
• Ensure that the feeder is free from blockages.
  
• Check for proper alignment and secure mounting.
  
• Lubricate moving parts as per the manufacturer's recommendations.
  

Troubleshooting common issues may involve:

• Adjusting the feeder speed to accommodate material changes.
  
• Clearing any obstructions that may impede the feeder's operation.
  
• Ensuring that the control panel settings are correctly configured for the specific application.
  

Conclusion
The ability to adjust the feeder speed on the Terex Finlay J-1160 Jaw Crusher enhances its versatility and efficiency. By understanding and utilizing the feeder speed control mechanisms, operators can optimize material flow, adapt to varying operational conditions, and ensure the crusher performs at its best. Regular maintenance and appropriate application settings further contribute to the machine's longevity and productivity.