The issue of waste paper baler pressure not adjusting may be caused by a variety of reasons,including hydraulic system failures,mechanical component damage,etc.When dealing with such problems,it is necessary to comprehensively inspect and systematically troubleshoot potential fault points.Specifically,as follows:Hydraulic System Failures Damaged sealing rings:If the sealing rings are damaged,it can lead to hydraulic oil leakage or air entering the system,thereby affecting pressure.This can be determined by applying grease at the sealing parts and observing whether the noise of the oil pump decreases,indicating air entry.Hydraulic control valve issues:When control valves fail,it may cause the system to continuously unload or maintain high pressure.For example,blockage of the damping hole in the relief valve,burrs on the main valve core,or a stuck valve core can all lead to unstable pressure.Oil pump issues:Noise from the oil pump indicates a possible malfunction.It is necessary to check if the oil pump is working normally and perform maintenance or replacement if needed.Mechanical Component Issues Oil cylinder problems:If there are issues with the oil cylinder itself,such as a scratched piston rod or air inside the cylinder body,it will affect the pressure.Faults can be excluded by checking the sealing of the piston and cylinder and whether there is air inside the cylinder.Cutting knife wear:Severe wear on the cutting knife can affect cutting the steel strap,indirectly impacting pressure.The wear of the cutting knife should be checked regularly and replaced timely.Electrical System Failures Insufficient motor power:Insufficient motor power can cause low oil pump speed,thereby affecting pressure.Check if the motor is working normally and adjust or replace it if necessary.Circuit issues:Loose circuit connections or disconnected wires can also affect the normal operation of the entire system.Circuit connections need to be checked and necessary repairs made.

Hydraulic Oil Quality Issues Contaminated hydraulic oil:If the hydraulic oil is substandard,it can clog the filter,increase oil viscosity,and result in poor oil suction.The quality of hydraulic oil should be checked regularly and replaced with qualified oil.Internal cleanliness:Ensure the internal cleanliness of the hydraulic system to avoid accelerated component wear due to dirt or sand intrusion.Comprehensive Maintenance MethodsSystem de-airing:Operate multiple times to expel air from the system,ensuring no air obstructs the normal operation of the hydraulic system.Sealing ring replacement:If dirt invades the dust ring,replace the sealing ring and clean related components in a timely manner.Tighten pipelines:Re-tighten pipe joints or install O-rings and tighten them to ensure there is no oil leakage.

The reasons for waste paper baler pressure not adjusting are diverse,involving aspects such as the hydraulic system,mechanical components,electrical system,and hydraulic oil quality.During maintenance,each potential fault point should be carefully checked and targeted repair or replacement carried out.Regular maintenance and upkeep of the equipment are also key measures to ensure its normal operation.Through the above methods,the issue of waste paper baler pressure not adjusting can be effectively resolved,ensuring normal operation.