How Does the Double Acting Forklift Hydraulic Cylinder Work?

A double-acting forklift hydraulic cylinder is a type of forklift hydraulic cylinder commonly used in forklifts and other industrial equipment. It is designed to provide both extension and retraction forces, allowing for precise control of lifting and lowering operations.

The forklift hydraulic cylinder consists of a cylindrical barrel, a piston, a piston rod, and two hydraulic ports—one for the extension stroke and the other for the retraction stroke. Inside the barrel, there are two chambers, divided by the piston. These chambers are filled with hydraulic fluid, typically oil.

When hydraulic pressure is applied to the port connected to the extension stroke chamber, the fluid enters the chamber, exerting pressure on the piston. This force causes the piston to move outward, extending the piston rod. As the piston moves, the fluid in the retraction stroke chamber is simultaneously displaced and flows back to the hydraulic reservoir.

Conversely, when hydraulic pressure is applied to the port connected to the retraction stroke chamber, the fluid enters this chamber and exerts pressure on the opposite side of the piston. This force pushes the piston in the opposite direction, retracting the piston rod. The fluid from the extension stroke chamber flows back to the reservoir.

To control the movement and speed of the forklift hydraulic cylinder, a valve system is typically used. The valve system regulates the flow of hydraulic fluid into and out of the cylinder chambers. By adjusting the valve, operators can control the speed and force at which the piston rod extends and retracts.

In a double-acting forklift hydraulic cylinder, the process of extension and retraction can be repeated continuously by applying hydraulic pressure alternately to the extension and retraction stroke ports. This allows for efficient and precise control of lifting, lowering, and other movements in forklift operations.

Overall, the double-acting forklift hydraulic cylinder enables the forklift to lift and lower loads with controlled precision and power, making it an essential component in forklift hydraulic systems.

China Forklift Hydraulic Cylinder Manufacturers

HZPT is a company in the R&D and manufacture of hydraulic cylinders. It maintains a leading position in the market segment of hydraulic cylinders for forklifts in China. In 2020, the domestic market share was around 29%. We produce Industrial vehicle hydraulic cylinders, Aerial work vehicle hydraulic cylinders, Agricultural Machinery hydraulic cylinders, and Sanitation machinery hydraulic cylinders.

We have a first-class independent R&D platform for assembly. The forklift cylinder production workshop has four semi-automatic lifting cylinder assembly lines and one fully automatic tilting cylinder assembly line, with a designed annual production capacity of 1 million pieces; the special cylinder workshop is equipped with semi-automatic cleaning and assembly systems of various specifications, with a designed annual production capacity of 200,000 pieces. It is equipped with famous brand CNC machining equipment, machining centers, special equipment for high precision cylinder processing, robot welding machines, automatic cleaning machines, automatic cylinder assembly machines, and automatic paint production lines. We have more than 300 sets of key equipment running. The optimized allocation and efficient utilization of equipment resources ensure the precision requirements of the products and meet the high standard quality requirements of the products.

We are one of the best hydraulic cylinders manufacturers. We have exported our products to clients around the world and earned a good reputation because of our superior product quality and after-sales service. We warmly welcome customers both at home and abroad to contact us to negotiate business, exchange information, and cooperate with us!