The core of recording daily crane maintenance is establishing standardized, traceable, and easily manageable inspection and maintenance files. This ensures that every maintenance task is documented, allowing for timely detection and rectification of potential problems.
Define Record Content: Cover Key Inspection Items
Daily maintenance records should include the following core content to comprehensively reflect the equipment's condition:
Basic Information
User name, equipment number, model and specifications
Maintenance date, shift (morning/noon/evening), operator and inspector names
Structural and Component Inspection
Metal structure (main beam, legs, etc.) for deformation, cracks, or corrosion
Connecting bolts for looseness or missing parts
Railway cleanliness and absence of foreign objects, and tightness of pressure plate bolts
Condition of Lifting Gear and Wire Rope
Hook for cracks or deformation, and the integrity of anti-derailment devices
Wire rope for broken strands, wear, or corrosion, and whether replacement is necessary (according to GB/T) (5972-2009 Standard)
Drum and pulley rotation: Check for flexible rotation, uneven wear, or cracks.
Safety Device Function Verification:
Limit switches (lifting, luffing, traveling): Check for sensitivity.
Brake response: Check for reliable operation and normal brake clearance.
Overload protection and emergency stop switch:Check for effectiveness.
Electrical and Hydraulic Systems:
Cables: Check for damage or aging, and loose terminals.
Hydraulic oil level and quality: Check for leaks in the pipelines.
Control buttons, indicator lights, and buzzers: Check for proper functioning.
Lubrication and Cleaning:
Have lubricated all lubrication points?
Equipment surface and operating area: Check for cleanliness.
Abnormal Handling and Remarks:
Problems found and corrective measures:
Name and quantity of replaced parts:
Unresolved issues and follow-up plans:
