Name: China Double Rod Hydraulic Cylinder Manufacturers, Suppliers, Factory - Customized Service - Yigong Hydraulics
Brand: Taiyuanhao
SKU: 248996745

Our Factory

Shandong Taiyuanhao Hydraulic Technology Co., Ltd. is located in Yishui County, an old revolutionary area, with profound cultural heritage, superior geographical location and very convenient transportation. The company was established in 1985. Since its establishment, it has been committed to R&D and production of a complete set of hydraulic cylinders for truck cranes, hydraulic cylinders for special vehicles, a complete set of pump truck (boom and pumping) cylinder series, truck-mounted crane cylinders, sanitation truck cylinders, aerial work vehicles, oil cylinders, forklift oil cylinders, large special high-pressure oil cylinders and other products. The company took the lead in passing the ISO9001:2008 quality management system certification in the industry. Now it covers an area of more than 50 acres and has fixed assets of 100 million yuan. At present, the product technology is at the leading level in China, and the products meet the needs of our customers.Recognition and praise of medium-sized enterprises. Products all over the country more than 30 provinces, municipalities and autonomous regions.

Why Choose Us

Product application
There are more than 100 product varieties, covering most types of construction machinery. In the future, according to the improvement of the company's research and development capabilities, more products will be involved in more fields.

Our service
With "customer satisfaction" as our corporate orientation, we listen to our customers' goals and wishes and provide customized solutions.

Our certificate
Iso9001 quality system, high-tech enterprise, specialized new enterprise in shandong province more than 10 patents.

Production market
The main supporting enterprises are liugong group, hunan pengxiang xingtong automobile co., ltd., jining stone construction machinery co., ltd.

Single Acting Hydraulic Cylinder

Hydraulic cylinders are mechanical actuators that convert hydraulic pressure into linear force and motion. They are commonly used in various industries, such as manufacturing, construction, and automotive, to perform different tasks, such as lifting heavy loads, pushing or pulling heavy machinery, and controlling the movement of equipment.

Tractor Loader Hydraulic Cylinders

Tractor loader hydraulic cylinders are hydraulic cylinders that are used in conjunction with a tractor loader attachment to lift and move heavy objects. Tractor loaders are commonly used in agricultural, construction, and industrial applications to move materials such as dirt, gravel, and hay bales.

Farm Hydraulic Cylinders

Farm hydraulic cylinders are devices used in agricultural equipment for a variety of purposes, including lifting, pushing, and pulling heavy loads. They are typically made of steel and consist of a cylinder, piston, and hydraulic fluid. When hydraulic pressure is applied to the cylinder, the piston moves, which in turn moves whatever is attached to the cylinder.

Long Stroke Hydraulic Cylinder

A long-stroke hydraulic cylinder is a type of hydraulic cylinder that is designed to provide a longer stroke length than standard hydraulic cylinders. The stroke length refers to the distance that the piston rod can move in the cylinder.

Wood Splitter Hydraulic Cylinder

A wood splitter hydraulic cylinder is a type of hydraulic cylinder used in wood splitting machines to generate the force needed to split wood logs. The cylinder works by converting hydraulic fluid pressure into linear force, which pushes a splitting wedge through the wood log.

Marine Hydraulic Cylinder

A marine hydraulic cylinder is a device used on ships and other marine vessels to provide powerful linear motion and force using pressurized hydraulic fluid. These cylinders are used in a variety of applications, including steering systems, winches, cranes, hatch covers, and other heavy-duty equipment.

Snow Plow Hydraulic Cylinder

A snow plow hydraulic cylinder is a component of a snow plow that is used to control the movement of the plow blade. It is typically a hydraulic piston and cylinder assembly that is powered by a hydraulic pump. The cylinder is responsible for pushing and pulling the plow blade, and the hydraulic pump provides the pressure necessary to move the cylinder.

Three Stage Hydraulic Cylinder

Hydraulic cylinders are commonly used in a wide range of industrial and mobile applications, providing linear force and motion in a variety of mechanical systems. Among the many types of hydraulic cylinders available, one popular design is the three-stage hydraulic cylinder.

Hydraulic Cylinders for Farm Equipment

Hydraulic cylinders for farm equipment are designed to provide mechanical force and motion to various farming machinery and implements. They are used in a variety of applications, such as lifting, pushing, pulling, or tilting. The main concept behind hydraulic cylinders is to convert fluid power into mechanical force to perform various tasks in farming.

What is Double Rod Hydraulic Cylinder

A double-rod hydraulic cylinder is a type of hydraulic cylinder that has two parallel piston rods extending out of either end of the cylinder barrel. This design provides greater stability and resistance to lateral forces, making it ideal for use in applications where precise control is required.The hydraulic fluid is pumped into one chamber of the cylinder, which causes the piston to move and push one of the piston rods outward. At the same time, the hydraulic fluid from the opposite chamber is drawn back into the pump, allowing the piston to move in the opposite direction and push the other piston rod outward.The double-rod design also allows for equal force to be exerted in both directions, making it useful for applications where the load must be moved in either direction. Additionally, the double-rod design can reduce the amount of deflection in the piston rods, which can improve the accuracy and precision of the cylinder's movement.

Benefits of Double Rod Hydraulic Cylinder

Power and efficiency

Double rod hydraulic cylinders generate tremendous forces with relatively small inputs. By utilizing fluid pressure, they can perform tasks that involve lifting heavy loads, crushing materials, or operating complex machinery with ease. This efficiency is due to the way hydraulic fluid amplifies a small force applied at one point into a much larger force at another point.

Precision and control

One of the standout benefits of double rod hydraulic cylinders is their ability to achieve precise movements. Whether it's adjusting the angle of a crane or the depth of a drill, double rod hydraulic cylinders offer fine control over a wide range of motions. This precision is essential in applications requiring meticulous positioning, such as in manufacturing and robotics.

Durability and reliability

Designed to withstand tough conditions, double rod hydraulic cylinders are built for longevity. They are sealed units that are less susceptible to damage from dust, debris, and moisture, making them suitable for outdoor or harsh environments. Regular maintenance and replacing hydraulic cylinder seals when needed can significantly extend their lifespan.

Compact and versatile design

Despite their power, double rod hydraulic cylinders are relatively compact compared to mechanical or pneumatic systems that might require the same force output. This compactness allows them to fit into a variety of machinery without requiring extensive modifications.

Cost-effectiveness

While providing immense power and control, double rod hydraulic cylinders also offer cost benefits. They typically require less maintenance compared to other motion-generating systems and are more energy-efficient, reducing operational costs over time.

Types of Double Rod Hydraulic Cylinder

Tie-Rod Cylinders
Tie-rod cylinders are commonly used in the industrial sector. They are recognized by the several rods that extend from one end cap to the other, holding the cylinder together. These rods ensure stability and strength, making the cylinder suitable for high-pressure tasks. Tie-rod cylinders are favored for their ease of maintenance and repair, as the tie rods can be easily removed to service the cylinder.

Welded Body Cylinders
Unlike tie-rod cylinders, welded body cylinders have no tie rods. Instead, the end caps are welded directly to the barrel, providing a more compact and robust cylinder. This type is preferred in mobile applications such as agricultural machinery and construction equipment, where space is limited and durability is crucial. The lack of tie rods also makes these cylinders better suited for harsh environments where debris might interfere with tie rods.

Telescopic Cylinders
Telescopic cylinders are constructed with multiple stages that extend outwards, much like the sections of a telescope. This design allows them to provide a longer stroke while maintaining a shorter retracted length. They are ideal for applications requiring a long range of motion but where space constraints exist when the cylinder is not in use. Common uses include dump trucks and hydraulic lifts.

Mill-Type Cylinders
Mill-type cylinders are built to withstand harsh environments typical in primary metals manufacturing, foundries, and other severe service applications. They are characterized by heavy-duty construction with thicker barrel walls and reinforced end caps. These cylinders handle higher pressures and have a longer lifespan compared to other types due to their rugged construction.

Application of Double Rod Hydraulic Cylinder

Infrastructure repairs
Double rod hydraulic cylinders are beneficial to use in different infrastructure repairs, including everything from lifting buildings to leveling bridges.to lift large structures, such as buildings, hydraulic jacks are used in tandem with lifting systems to lift these heavy buildings. This is beneficial when the foundation of a building is in need of repair.another use is to lower and level structures such as bridges. This involves a bar lowering method, using single-acting high-tonnage cylinders and synchronous control units to control the bridge down and level it out.

Metal production
Another hydraulic cylinder used is in metal production. Often, hydraulic presses containing double rod hydraulic cylinders are used in metal production. These cylinders exert force on metal, allowing it to be cut, bent, drilled, and assembled into pieces. Some of the hydraulic-powered machines that make this happen are grinders, planners, honing machines, and gears.due to the complexity involved in metal products, more robust double rod hydraulic cylinders are required to make it possible, making consulting a professional on the different types of double rod hydraulic cylinders more important.

Marine
Double rod hydraulic cylinders are used in the marine industry in several ways, including handling equipment and placing heavy loads onto a ship.for instance, in cases where the slew bearing needs replacing on a ship loader, the upper structure needs to be lifted. To do this, double-acting cylinders are used in tandem with a lifting system to make this possible.when it comes to controlling a ship in the water, double rod hydraulic cylinders often play a critical role. It's essential that loads remain even, with even weight distribution. In order to address uneven ships, a lifting system and double-acting cylinder help slowly lower cargo into the vessel.

Agriculture
When it comes to the agriculture industry, a multitude of machines are controlled by double rod hydraulic cylinders. This includes everything from tractors, to loaders, spraying equipment, ballers, heavy machines for planting, weeding, and harvesting, as well as skid steers.with so much of the industry relying on the application of hydraulic cylinder equipment, double rod hydraulic cylinders have become essential to the process of planting crops and rearing livestock. Plus, hydraulic cylinder usage is also seen with equipment such as wood splitters, making it a truly unavoidable addition to your agricultural projects.

Double Rod Hydraulic Cylinder Components

Cylinder Barrel
The cylinder barrel acts as the main body of the hydraulic cylinder, enclosing its internal components. It is designed to withstand high pressures and is usually made from robust materials like hardened steel. This component is crucial as it supports the piston and piston rod as they move within it during the cylinder's operation.

Piston
The piston divides the interior of the cylinder barrel into two chambers. It moves back and forth, driven by hydraulic fluid pressure. The piston's movement is responsible for the actual work performed by the cylinder, such as lifting or pushing objects. It is typically made of durable materials to withstand pressure fluctuations and wear.

Piston Rod
Extending from the piston, the piston rod exits the cylinder barrel and connects to the machinery that performs the task. The rod must be strong enough to not buckle under the force it transmits. It is often made from hardened steel and is precision-engineered to fit perfectly within the cylinder's head to maintain pressure and prevent leaks.

Cylinder Head and Cap
The cylinder head seals the rod-end of the cylinder, while the cap closes the base end. These components are crucial for maintaining the integrity of the cylinder's internal pressure. They also house parts of the sealing system that prevent fluid leakage from the cylinder.

Seals
Seals are vital for maintaining the hydraulic cylinder's efficiency. Positioned between the piston and the cylinder, and also around the piston rod, these seals prevent hydraulic fluid from leaking, ensuring that the cylinder maintains the necessary pressure to perform its tasks. They are made from materials that can withstand harsh conditions and prevent contamination.

Rod Gland
Located within the cylinder head, the rod gland includes several seals and wipers. It plays a crucial role in maintaining the cleanliness of the system by preventing external contaminants from entering the cylinder and keeping the hydraulic fluid inside from leaking out.

Ports
Ports are the channels through which the hydraulic fluid enters and exits the cylinder. They are strategically placed on the cylinder body to facilitate the controlled flow of fluid, which in turn regulates the movement of the piston. Proper port placement is critical for optimal cylinder performance.

How to Choose Double Rod Hydraulic Cylinder

Application Requirements
What type of machinery or equipment will the hydraulic cylinders be used in? What load, speed, and pressure requirements are there? Understanding your application's needs will help you select a cylinder that delivers optimal performance.

Cylinder Type
There are many different hydraulic cylinder types, such as tie-rod, welded, and telescopic. Each type has its advantages and is suited for different applications. For example, tie-rod cylinders are known for their strength and durability, making them ideal for heavy-duty applications.

Mounting Options
The most common mounting options include clevis, trunnion, flange, and pivot mounts. The choice of mounting will depend on your application's requirements and the available space for installation. Selecting the right mounting option ensures proper alignment and smooth operation of the cylinder.

Bore and Stroke
The bore is the internal diameter of the cylinder, and the stroke is the distance the piston travels within the cylinder. A larger bore provides greater force output, while a longer stroke allows for a greater range of motion.

Operating Environment
Where are your hydraulic cylinders operating? Will they face extreme temperatures, moisture, dust, or other harsh conditions? Some cylinders are designed to withstand specific environmental factors, such as corrosion-resistant materials for marine applications or heat-resistant seals for high-temperature environments.

Process of Double Rod Hydraulic Cylinder

Hydraulic Cylinder Design
Hydraulic cylinders are somewhat complex devices; they contain a wide range of components available in a large number of sizes, configurations, and materials. However, at the same time, hydraulic cylinders are quite simple, as the main structure always remains the same. The greatest difference between cylinders and their different types, is faced when the design process is started.

Materials & production planning
Selecting the right materials is a part of the careful design process. It is important to select the right steel material. There are three common materials used for hydraulic cylinders: # 20 steel; # 45 steel; Cr40 steel. # 20 that has the lowest hardness, is normally used for low-pressure hydraulic cylinders and used in places like excavators; # 45 steel and Cr40 are normally used in the high-pressure hydraulic cylinders with a 10000 psi rated working pressure.

Machining & welding
As already mentioned, hydraulic cylinders consist of multiple different parts and components. If you wish to deepen your knowledge on what is a hydraulic cylinder 's structure like, visit this blog post that explains what is a hydraulic cylinder.After careful planning, it is time to start working the actual manufacturing process. The process starts with raw materials and their lathing process into ready-to-use components. we machine some of the components by ourselves at our factory. In some cases, for example, it is more cost effective and customer friendly to manufacture the components in-house rather than outsource their buying. In the machining process, the raw material part is lathed into a right shape. Our highly experienced and skilled workers take care of the machining. Machining as a task requires careful control and skills.

Collecting & Assembly
After every component is finalized, all the parts are collected from the warehouse and everything is inspected, it is time to start the assembly process. In the beginning of the assembly process, every part is carefully washed and protected. The purity level of each part is inspected. Washing results and washed parts are sampled daily and their cleanliness is checked.

How to Maintain Double Rod Hydraulic Cylinder

Visual inspection
Regular visual inspection of the double rod hydraulic cylinders on your equipment can identify potential issues before they become big problems. Clean off any dust and debris and pay attention to any areas that may show signs of oil leaking out of the cylinder. If excess oil is present, determine the source. Verify that all fittings are tight and consider resealing the cylinder if there is excessive oil buildup on the rod or it is leaking. Look for any damage to the plating or finish on the cylinder rod that could contribute to rod seal failure.

Grease pivot points
Regular inspection and greasing of pivot points where the cylinder mounts to the equipment is important to maintain proper functionality and extend the service life of your cylinder and equipment. When greasing, it is also important to inspect bushing or bearings that may be worn or damaged. The mounting fit-up of the cylinder to the equipment is critical to ensuring proper and safe operation.

Cylinder rod lubrication
Corrosion of the double rod cylinder rod can cause major problems. The most common result of cylinder rod corrosion is seal failure and leaking. Once the cylinder rod is damaged, seal failure will occur rapidly and the rod will need to be replaced.the best way to avoid corrosion is to keep the cylinder rod lubricated. In most applications, this occurs naturally each time the cylinder cycles. However, if the equipment operates for extended periods with the cylinder rod extended or if the equipment is stored for prolonged periods with the cylinder rod extended, the potential for rust and corrosion issues is heightened. In those cases, it is important to lubricate the rod from time to time either by cycling the cylinder or applying lubricant to the rod.

Hydraulic system maintenance
Maintaining clean and uncontaminated hydraulic fluid is critical to cylinder life. Dirty hydraulic fluid can damage seals and other components leading to seal failure and leaking. It can also clog valves and fittings which can inhibit the intended functionality of the system. It is important to follow the recommended maintenance plan for your hydraulic system that is provided by the manufacturer of your equipment. Make sure filters and fluids are changed on schedule.

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Certificate

FAQ

Q: What if my hydraulic ram leaks?

A: When a hydraulic ram leaks, it will either be a sign of wear and tear, or potentially a result of damage resulting from use. Fluidkraft makes sure to offer hydraulic ram repair and overhaul services. Any issues are addressed promptly and completely, ensuring that the affected part is as good as new.

Q: Can my hydraulic ram be repaired?

A: Without a doubt. Fluidkraft has a highly skilled team equipped to handle the repair of hydraulic rams, meaning that you can have your equipment back in service with a minimum of downtime and ready to complete the essential jobs it is designed for.

Q: What makes custom-made hydraulic cylinders special?

A: A custom-made hydraulic cylinder is tailored to its specific application; this ensures that it is capable of delivering the optimum level of performance. Fluidkraft are expert in manufacturing to order, ensuring that its components are the right ones to solve specific challenges.

Q: What are some differences between custom hydraulic cylinders?

A: Custom hydraulic cylinders can differ considerably depending on their application. Key differences between the kinds we make include the action type: Single-action cylinders exert force in one direction while a double-action cylinder will deliver action in both. Telescopic cylinders are designed to extend further for multi-stage jobs. Mounting methods can also differ; some options include flange mounts and clevis. The bore size and diameter of rods can also be tailored to meet specific needs. Material choice will also be different depending on the kind of environment the cylinder will operate in, with some materials performing better in dry and wet conditions.

Q: Industrial applications of hydraulic cylinders

A: Hydraulic cylinders are essential in just about every industrial setting you can name, forming a key component of machinery used in construction, civil engineering, waste management and many, many more. They are so important because of their ability to exert force in a controlled manner on a recurring basis. In industrial settings, it is always of vital importance to have lasting, hard-wearing machinery that can operate in a range of conditions and provide consistent quality in its results. That 's why a trusted, experienced manufacturer is a non-negotiable when it comes to making hydraulic cylinders.

Q: Fluidkraft 's commitment to excellence

A: Whether it 's in hydraulic component fabrication or custom hydraulic cylinder manufacturing, Fluidkraft doesn 't take a backward step when it comes to doing a job well and doing it completely. They have committed time and money to construct a state-of-the-art manufacturing facility that is capable of constructing all of the possible components listed above, and more, so as to meet the diverse needs of a wide range of clients in a number of industries.

Q: What is a double rod hydraulic cylinder?

A: Double-rod cylinders are cylinders with a through piston rod and thus with two working areas of the same size for extending and retracting. Due to the through rod, these cylinders are about twice the size of cylinders with one-sided piston rods.

Q: What is a double rod cylinder when would it normally be used?

A: Pros and Cons of Double-Acting Cylinders.The biggest advantage of this type of hydraulic cylinder is the ability to control both the extension and retraction of the rod. They are the best cylinder to use in situations where you need careful control of both the extension and retraction.

Q: What is the difference between single rod and double rod cylinder?

A: The most common type cylinder is the single-rod end, in which the rod is nearly as long as the cylinder barrel. The rod protrudes from the rod-end cap to transmit the generated force to the load. A double-rod cylinder (Fig. 3) has a rod attached to both faces of the piston with each rod extending through a rod end cap.

Q: What is the application of double rod cylinder?

A: Double-rod cylinders are useful for moving two loads simultaneously, and they also eliminate the differential area between the rod side and blank side of the piston. With equal areas (and cylinder volumes) on both sides of the piston, a given flow produces the same extension and retraction speeds.

Q: What are the advantages of a double rod cylinder?

A: A double hydraulic cylinder obviously contains more fluid than a single cylinder. This makes it easier to operate machinery with a double cylinder, and also makes it easier to control the movement of the system attached to the hydraulic cylinder. A single cylinder outputs force in one direction only.

Q: What is the advantage of using a double-acting cylinder?

A: Advantages of Double Acting Cylinder:More control over movement since pressurized air moves both ways. Faster, stronger and use less energy. Offer more design variation: stroke and bore sizes. Many double acting pneumatic cylinders are ISO compliant as opposed to single pneumatic cylinders.

Q: What kind of valve is normally used with a double-acting cylinder?

A: These are Electrovalves, which are used to operate pneumatic cylinders. These pneumatic cylinders mostly give a linear mechanical output. 3/2 Valves are used mostly to activate single acting pneumatic cylinders and 5/2 valves are used to activate double acting pneumatic cylinders.

Q: What is a tie rod hydraulic cylinder used for?

A: Tie rod hydraulic cylinders are used in a variety of heavy-duty industries, from construction equipment to manufacturing, to provide controlled power for lifting, pushing, and pulling.Double-cylinder locks operate with a key on both sides of the deadbolt. Single-cylinder locks can be locked from the inside by a thumb turn.

Q: How do double rods work?

A: What is a double curtain rod? Double curtain rods allow for a drapery next to the window-usually a sheer-under another, more decorative drapery. The two rods on double curtain rod brackets allow each layer to be operated independently.

Q: For what application double rod cylinder is best suited?

A: Double acting cylinders are suitable for applications requiring precise control and power in both extending and retracting movements. They excel in heavy machinery like construction equipment for lifting and digging operations. In industrial automation, they drive conveyor systems and robotic arms efficiently.

Q: Where are double-acting cylinders used?

A: Double-acting pneumatic cylinders are used in various industrial applications where precise control of motion and force is required. Some common applications include: Material Handling: Double-acting cylinders are used in material handling applications, such as conveyor systems or lifting equipment.

Q: How do you test a double-acting hydraulic cylinder?

A: The conventional way of testing the integrity of the piston seal in a double-acting cylinder is to pressurize the cylinder at the end of stroke and measure any leakage past the seal. This is commonly referred to as the "end-of-stroke bypass test".

Q: What precautions should be taken when using a double-acting cylinder?

A: Only activate the cylinder when the tractor and trailer are in a straight line (not jack-knifed). Do not activate the cylinder while on unlevel or soft ground, or during heavy crosswinds. Doing so may cause the unit to upset. Do not activate the cylinder while personnel or equipment are alongside or behind the unit.

Q: What is the difference between single and double-rod cylinders?

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