Single vane pump 45V-57A-1B-22R instruction manual

2025-06-07

1. Product models and features

45V-57A-1B-22R Vane Pump

Applicable fields: Suitable for plastic machinery, shoe leather machinery, machine tools, die casting and metallurgical equipment.

Key Features:

(1) The use of parent-child blades and hydraulic balance structure reduces the pressure of the blades on the stator, ensuring stable performance and long service life.

(2) Twelve-blade system, small flow pulsation amplitude and low system noise characteristics.

(3) Multiple displacements, multiple shaft extensions, and four different relative positions of oil inlet and outlet ports, allowing for flexible use.

(4) The pump core is of plug-in type, which is convenient for on-site maintenance.

2. Technical Parameters

45V-57A-1B-22R vane pump:

Geometric displacement: 181 cm³/r.

Maximum pressure: 172 bar.

Rated speed: 1800 r/min.

3. Installation and debugging

Installation steps:

Ensure that the hydraulic oil pump is installed in the correct position and meets the design requirements.

Use appropriate tools and connectors to connect the pump to the hydraulic system.

Check whether each connection is firm to avoid leakage.

Debugging steps:

Start the hydraulic system and check the operation of the vane hydraulic pump.

Observe whether the pressure and flow of the pump meet the design requirements.

If there is any abnormality, stop the machine immediately for inspection and troubleshooting.

4. Operation and Maintenance

Operation precautions:

Before operation, ensure that the vane oil pump and hydraulic system are clean.

Check the oil level of the pump regularly and keep it within the specified range.

Avoid the vane oil pump from running under overload or overpressure.

Maintenance methods:

Check the seals of the vane hydraulic pump regularly and replace them in time if they are worn or damaged.

Clean the pump body to remove grease and impurities.

Check the bearings and shafts of the hydraulic oil pump regularly to ensure good lubrication.


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