Product Description
Product Description
Hydraulic Equipment includes Engineering Hydraulic Cylinder, Hydraulic Cylinder for metallurgical equipment, Hydraulic Cylinder For Industry and Thin Hydraulic Cylinder, etc.
Characteristics and Applications of Engineering Hydraulic Cylinders:
DGRHSGx01-Eseries are all double acting single piston rod hydraulic cylinders, which are actuators in the hydraulic system that move in a straight line. It has simple structure, reliable operation, with other characteristics like convenient assembly and disassembly, easy maintenance, and diverse
connection methods.
The installation method often adopts earring type. According to the connection method between the cylinder head and the cylinder block, it can be divided into three types: external thread connection, internal key connection, and flange connection.
The engineering hydraulic cylinder mainly uses hydraulic systems for engineering machinery cities, heavy machinery piles, lifting and transportation
machinery, and mining machinery combs.
Detailed Photos
Product Parameters
Table 1: Table of Connection Methods for Internal Thread Cylinder Barrel of Piston Rod
| ltem | Connection method | Remarks |
| 1 | Cylinder bottom earring with bushings |
|
| 2 | Cylinder bottom earring with ball joint bearing |
|
| 3 | Middle trunnion | For cylinder diameter D≥p80 |
| 4 | End flange | |
| 5 | Intermediate Flange |
Table 2:Table of Connection Methods For External Thread Cylinder Barrel of Piston Rod
| ltem | Connection method | Remarks |
| 1 | Cylinder bottom earring with bushings |
|
| 2 | Cvlinder bottom earring with ball joint bearing |
|
| 3 | Middle trunnion | For cylinder diameter D≥Φ80 |
| 4 | End flange | |
| 5 | IntermediateFlange |
Table 3: Table of Buffer Parts
| ltem | Position | Remarks |
| 0 | Unbuffered | Cylinder diameter Φ40,Φ50,Φ63 without buffering |
| 1 | Buffered at both ends | When the speed ratio is Φ=2, only the bottom end of the cylinder is equipped with a buffer |
| 2 | Buffer at the bottom of the cylinder |
|
| 3 | Rod end with buffer |
Note:
1. Speed ratio ϕ refers to the ratio of the effective area of the piston to the effective area of the piston rod cavity.
2. The rod diameter size in the speed ratio of 1.46 is the preferred series.
3.In principle, the maximum stroke: ϕ=1.33, S=8D; ϕ=1.46, S=10D; ϕ=2, S=12D.
4. When the user’s required S exceeds the maximum stroke specified in the table, it should be resolved through mutual consultation.
5. The minimum stroke for non hinged shaft and middle flange connections shall be as shown in the table above.
6. 1MPa is approximately equal to 10Kgf/cm2.
Application
The engineering hydraulic cylinder mainly uses hydraulic systems for engineering machinery cities, heavy machinery piles, lifting and transportation machine, and mining machinery combs.
Our Advantages
1. Excellent Material Selection Strict selection of materials, professional processing of the inner wall, smooth operation, and long service life
2.Fine workmanship prevents oil leakage, greatly improves service life, saves a lot of maintenance costs, reduces friction resistance, and provides overall Mechanical efficiency
3. Easy installation It is very convenient to use, without the need for any matching accessories, reducing installation costs
4. Not prone to oil leakage Stable performance: The oil cylinder adopts excellent sealing components, with good sealing effect to maintain normal operation at high speed
5. Strict quality inspection and assurance of quality Each 1 is made with precision craftsmanship, using excellent standards to process and produce stable structures, saving time and effort, and making it easy to use.
Company Profile
HangZhou Packway Technology Development Co., LTD, Founded in March 2005, has been at the forefront of innovation, constantly striving to develop cutting-edge technologies and solutions. We currently operate 3 subsidiary companies, each connected with different sectors of the machinery market.
History of the 3 branches:
HangZhou Superworker Technology Co., LTD, established in June 2011, is an innovative enterprise specialized in industrial packaging. The main products and services include: automatic mechanical equipment (steel belt /PET belt strapping machine, clipping belt machine, marking spray machine, labeling machine, etc.), intelligent industrial packaging unit (coil, wire, plate, etc.), intelligent coil logistics system, transformation and upgrading services of similar products, repair and maintenance services of related equipment, supply of wearing parts and consumables. The SUPERWORKER has strong R&D strength and Customers from both domestic and international markets.
With the wide application of automation equipment, HangZhou Dagongren Electric Cylinder Technology Co., Ltd came into being in 2014. We are engaged in designing and manufacturing linear motion products, including servo/stepper motor electric cylinders, linear actuators, multi-degree of freedom platforms, synchronization lifting platforms, VR simulators, etc., with features of high positioning accuracy, low noise, and long life. Our products have been widely used in automated warehousing, robotics, automation equipment, medical equipment, and AGV, vehicles, etc.
Works Hydraulic Technology (HangZhou) Co..Ltd, deeply rooted in the hydraulic, electronic control, and mechanical related industries, focuses on the research and development, production, and sales of electromechanical and hydraulic products. With a professional approach to providing personalized solutions for customers as the main model. Works mainly produces various hydraulic equipment, lubrication equipment, electronic control systems, hydraulic cylinders, and other products.
FAQ
Q1. What are your terms of packing?
A: Generally, we pack our goods in neutral white boxes and brown wooden cartons. If you have a legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.
Q2. What are your terms of payment?
A: T/T 50% as deposit, and 50% before shipping. We’ll show you the photos of the products and packages before you pay the balance.
Q3. What are your terms of delivery?
A: EXW, FOB, CFR, CIF.
Q4. How about your delivery time?
A: Generally, it will take 10–25 days to produce the products, and 5days by air, 25 days of the ship by sea. The specific delivery time depends on the items and the quantity of your order.
Q5: How is the warranty system?
A: 1~5 years. (upon the deal)
Q6. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q7. What is your sample policy?
A: We can supply the sample, but the customers have to pay the sample cost and the courier cost.
Q8. Do you test all your goods before delivery?
A: Yes, we have a 100% test before delivery.
| Certification: | ISO9001 |
|---|---|
| Pressure: | High Pressure |
| Work Temperature: | High Temperature |
| Acting Way: | Single Acting |
| Working Method: | Straight Trip |
| Adjusted Form: | Regulated Type |
| Customization: |
Available
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How does a single-acting hydraulic cylinder handle variations in hydraulic hose technology?
A single-acting hydraulic cylinder is compatible with various hydraulic hose technologies. Here’s a detailed explanation:
Hydraulic hoses are essential components in hydraulic systems, responsible for transmitting hydraulic fluid between different hydraulic components, including the hydraulic cylinder. Single-acting hydraulic cylinders can handle variations in hydraulic hose technology due to their flexible design and standardized fittings.
Here are some key aspects of how single-acting hydraulic cylinders handle variations in hydraulic hose technology:
1. Compatibility: Single-acting hydraulic cylinders are designed to be compatible with a wide range of hydraulic hose types, including rubber hoses, thermoplastic hoses, and metal hoses. They can accommodate variations in hose materials, construction, and specifications.
2. Standardized Fittings: Single-acting hydraulic cylinders usually feature standardized fittings such as threaded connectors, flanges, or quick-release couplings. These standardized fittings ensure compatibility and facilitate the connection between the hydraulic cylinder and the hydraulic hose.
3. Pressure and Flow Requirements: Single-acting hydraulic cylinders have specific pressure and flow requirements to operate effectively. Hydraulic hoses must be selected based on their ability to handle the required pressure ratings and flow rates of the hydraulic system. Variations in hydraulic hose technology can be managed by choosing hoses that meet the specific pressure and flow requirements of the single-acting hydraulic cylinder.
4. Hose Sizing: The sizing of hydraulic hoses is critical to ensure optimal performance and efficiency of the hydraulic system. Single-acting hydraulic cylinders require hydraulic hoses with appropriate inside diameter (ID) and length to accommodate the hydraulic fluid flow and pressure. Variations in hydraulic hose technology can be addressed by selecting hoses with the correct sizing for the specific application.
5. Industry Standards: Hydraulic hose technology is regulated by industry standards and specifications to ensure safety and performance. Single-acting hydraulic cylinders are designed to adhere to these standards, allowing for seamless integration with different hydraulic hose technologies that comply with industry requirements.
It is important to consider the specific application, operating conditions, and requirements when selecting hydraulic hoses for use with single-acting hydraulic cylinders. Consulting hydraulic system experts or referring to hydraulic system documentation can provide further guidance on the appropriate hydraulic hose technology to use with single-acting hydraulic cylinders.
In summary, single-acting hydraulic cylinders can handle variations in hydraulic hose technology by offering compatibility with different hose types, standardized fittings, consideration of pressure and flow requirements, appropriate hose sizing, and adherence to industry standards. These features ensure the proper functioning and integration of hydraulic hoses with single-acting hydraulic cylinders in various hydraulic system applications.

Can single-acting hydraulic cylinders be used in hydraulic presses?
Yes, single-acting hydraulic cylinders can be used in hydraulic presses. Here’s a detailed explanation:
Hydraulic presses are widely used in various industries for applications such as stamping, forming, punching, and molding. They utilize hydraulic cylinders to generate and control the force required for these operations. Single-acting hydraulic cylinders are well-suited for integration into hydraulic presses due to their ability to provide force in one direction. Here are some key points on using single-acting hydraulic cylinders in hydraulic presses:
1. Force Generation: Single-acting hydraulic cylinders are capable of generating substantial force when hydraulic pressure is applied to the piston for extension. This force is utilized in hydraulic presses to exert pressure on the workpiece or tooling for tasks such as bending, shearing, or compressing. The hydraulic cylinder converts the hydraulic energy into linear force, allowing the press to perform a wide range of applications.
2. Press Cycle Control: Hydraulic presses require precise control over the force and stroke during operation. Single-acting hydraulic cylinders can be actuated through control valves to control the extension and retraction of the piston. The valves enable the operator to regulate the flow of hydraulic fluid, thus controlling the force applied by the cylinder. This control allows for accurate and repeatable press cycles, ensuring consistent results and efficient production.
3. Safety Features: Hydraulic presses often incorporate safety features to protect operators and prevent damage to the press or tooling. Single-acting hydraulic cylinders can be integrated into these safety systems. For example, pressure relief valves can be installed to limit the maximum force exerted by the hydraulic cylinder, preventing overload situations. Additionally, emergency stop buttons, safety interlocks, and guarding systems work in conjunction with the hydraulic cylinder to ensure safe operation of the hydraulic press.
4. Durability and Reliability: Single-acting hydraulic cylinders are designed to withstand high pressures and heavy loads, making them suitable for the demanding conditions of hydraulic presses. They are constructed using robust materials and undergo rigorous testing to ensure durability and reliability. The cylinders can endure frequent use and provide consistent force application throughout their operational lifespan, contributing to the overall performance and productivity of the hydraulic press.
5. Customization Options: Single-acting hydraulic cylinders offer customization options to suit specific requirements in hydraulic presses. Parameters such as bore size, stroke length, and mounting configurations can be tailored to match the press’s design and application. This flexibility allows for optimal integration and performance in hydraulic press systems.
It is important to consider the force capacity, stroke length, and other technical specifications of the single-acting hydraulic cylinder to ensure compatibility with the specific hydraulic press application.
In summary, single-acting hydraulic cylinders can be effectively used in hydraulic presses for force generation, press cycle control, safety, and durability. Their ability to provide controlled linear force makes them suitable for a wide range of pressing applications across various industries.

What is a single-acting hydraulic cylinder and how does it operate?
A single-acting hydraulic cylinder is a type of hydraulic cylinder that operates in one direction, utilizing hydraulic pressure to exert force in the extending stroke. Here’s a detailed explanation:
1. Construction: A single-acting hydraulic cylinder consists of a cylindrical barrel, a piston, a piston rod, and a single hydraulic port. The cylinder barrel houses the piston, which divides the cylinder into two chambers: the pressure chamber and the return chamber. The piston rod is connected to one end of the piston and extends outside the cylinder. The hydraulic port is located at the base of the cylinder and is connected to a hydraulic power source.
2. Operation: When hydraulic fluid is supplied to the pressure chamber through the hydraulic port, it exerts pressure on the piston, causing the piston to move in the extending stroke. This movement pushes the piston rod outward, generating force at the end of the rod. The force generated by the hydraulic pressure can be used to perform various tasks, such as lifting, pushing, or holding objects.
3. Return Stroke: Unlike double-acting hydraulic cylinders that can generate force in both directions, single-acting cylinders rely on external forces or mechanisms for the return stroke. When the hydraulic pressure is released or redirected, the piston is pushed back to its original position by external forces, such as gravity or springs. This return stroke is passive and does not generate force.
4. Applications: Single-acting hydraulic cylinders are commonly used in applications where force is required in one direction only, and the return stroke can be accomplished by external means. Some common applications include lifting equipment, dump trucks, hydraulic jacks, and certain types of industrial machinery.
5. Advantages: Single-acting hydraulic cylinders have a simpler design compared to double-acting cylinders, which typically means they are more cost-effective and easier to maintain. They are also well-suited for applications where the return stroke can be accomplished by external forces, eliminating the need for additional hydraulic components.
6. Limitations: The main limitation of single-acting hydraulic cylinders is their inability to generate force in the retracting stroke. This restricts their use in applications that require bidirectional force or precise control over both extending and retracting movements.
In summary, a single-acting hydraulic cylinder operates by utilizing hydraulic pressure to generate force in the extending stroke. It consists of a barrel, piston, piston rod, and a single hydraulic port. While they have certain limitations, single-acting cylinders are cost-effective and suitable for applications where force is required in one direction and the return stroke can be achieved by external means.


editor by CX 2023-12-12