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Main reasons and treatment suggestions for the sliding of the movable crossbeam of the hydraulic press

The sliding of the movable crossbeam of the hydraulic press is a common fault, usually caused by problems in the hydraulic system or mechanical components. If not handled in time, it may affect the normal operation of the equipment and even cause safety accidents.

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1. The main reasons for the sliding of the movable crossbeam

1.1 Internal leakage of the hydraulic system: There is an internal leakage problem in the master cylinder seal, control valve or hydraulic pump in the hydraulic system, resulting in a drop in pressure and failure to maintain the stable position of the movable crossbeam.

1.2 Failure of the hydraulic oil return valve: Failure or improper adjustment of the return valve (such as the overflow valve, the one-way valve) causes the hydraulic oil in the system to return to the oil tank without control, and the system pressure cannot be maintained, causing the crossbeam to slide.

1.3 Hydraulic oil contamination: Impurities mixed in the hydraulic oil or oil deterioration will cause the valves or seals in the hydraulic system to wear, resulting in leakage, and the crossbeam cannot be maintained in a stable position.

1.4 Control circuit failure: Failure of components such as the solenoid valve, pressure relay or control switch in the control circuit causes the hydraulic system to be unable to control the master cylinder normally, causing the movable crossbeam to slide.

1.5 Mechanical jamming or loosening: The mechanical transmission part of the hydraulic press is loose or worn, resulting in insufficient friction between the movable crossbeam and the guide rail, and the position of the crossbeam cannot be stabilized.

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2. Suggestions for handling the sliding of the movable crossbeam

2.1 Check and replace seals: Check the seals of the hydraulic master cylinder, especially the piston seal and the cylinder head seal. If the seals are found to be worn, aged or damaged, they need to be replaced in time.

2.2 Check and adjust the return valve: Check the working status of the return valve to confirm whether the valve can be opened and closed normally. If the return valve spring is found to be fatigued or stuck, it should be cleaned or replaced, and the pressure setting of the valve should be readjusted.

2.3 Replace or filter the hydraulic oil: If the hydraulic oil is seriously contaminated, the hydraulic oil needs to be completely replaced, and the oil pipes, oil tanks and related components in the system need to be cleaned. Install a high-efficiency oil filter and check and replace the filter element regularly.

2.4 Check the control circuit: Check the working status of components such as solenoid valves, pressure relays, and control switches to ensure that the control signal transmission is normal. If a fault is found, the damaged electrical components should be replaced in time.

2.5 Maintain the mechanical transmission part: Check the wear and looseness of the guide rails, guide sleeves and other mechanical parts of the movable crossbeam. If necessary, adjust the guide rail gap or replace the worn parts to ensure the stability of the crossbeam on the guide rail.

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The slide of the movable crossbeam is usually the result of hydraulic system leakage, loose mechanical parts or control system failure. According to different reasons, taking corresponding inspection and maintenance measures can effectively solve the problem and ensure the normal operation of the hydraulic press. Regular maintenance of the hydraulic system and mechanical parts can help prevent such problems from occurring and improve the safety and reliability of the equipment. If you have any questions about the above information or need more detailed information, please feel free to let us know and we will serve you wholeheartedly.


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Contact: Li Fuyan

Phone: 18988729072

E-mail: lifuyan45@gmail.com

Whatsapp:0086-18988729072

Add: Guangyi Industrial Park, No.2 Jinfu West Road, Tanglip, Liaobu Town, Dongguan City, Guangdong Province, China