Product Description
Product Description
Product Application
CHINAMFG company design and manufacture hydraulic cylinders for different applications:
1.Construction machinery
2.Mining machinery
3.Hydraulic press, including Forging press, Die casting machine, Injection Molding Machine, etc.
4.Extrusion press
5.Metallurgical machinery, like Rolling Mill Servo
6.Hoisting machinery, including marine jib crane,marine crane,hydraulic knuckle boom marine crane,etc.
7.Excavating machinery, used in telescopic boms, knuckle booms, fixed double taper booms,etc.
8.Petroleum drilling machinery
9.Hydraulic lifting platform
10.Marine equipment
11.Hydro power project
Design
Not only we could manufacture all kinds of heavy duty hydraulic cylinder on hydraulic press according to the drawing from customers,but also we could make a design according to customers’requirements. If you require our engineer to make a design, please advise us thefollowing specification :
1. Rated pressure
2. Working pressure
3. Test pressure
4. Working condition and environment ,for example ,temperature ,working frequency
5. Pulling force ,and return stroke force
6. Pulling and return speed
7. Assembly size
8. Seal ring requirements .For example , brand ,seal material etc .
9. Tube and piston rod raw material requirements
10. Piston rod surface treatment requirements, for example chromating film thickness , Surface hardness etc .
11. Painting and other spare parts requirements .
Manufacturing capability and cylinder size range
Max bore diameter: Ø1200mm
Max stroke: 12Meter
Max text pressure: 50MPa
Our Company
Company Profile
HangZhou CHINAMFG Heavy Industry Co.Ltd was established in 2008.Our products mainly include hydraulic baling machine , scrap shearing machine ,and all kinds of heavy duty hydraulic cylinders etc . .
We specialize on design and manufacture heavy duty hydraulic cylinders , scrap baler machine and shearing machine .Our hydraulic cylinders are widely used in different industry fields including:construction machinery,mining machinery, hydro~power project, offshore drilling platform, steel plant equipment , marine machinery,hydraulic lifting system etc.
We have gained 10 patents for our hydraulic cylinders.In 2008, our servo cylinders with cylinder bore 950mm for steel mill were exported to Poland.In 2009, our hydraulic cylinders with stroke 10 CHINAMFG were exported to Pakistan for water conservancy project. In 2016,cyliner with weight 90tons has been exported to Russian sucessfully .
Our hydraulic cylinder range: Bore:1000mm, Stroke:12 meter, testing pressure:50MPa We could make all kinds of hydraulic baler , hydraulic shear , scrap steel shredder machine , etc rated from 100 tons -1250tons . We could make all kinds of excavator spare parts , drill rig spare parts , steel mill spare parts according to OEM drawing , including all kinds of shaft and drill tools .
We have heavy duty workshop with area 10000 square meters. There is doublelayer crane in the workshop.The lifting height could reach to 16 meter while lifting capacity could reach to 75 tons. Our machining equipment including Horizontal Lathe (11 meter ), Vertical CNC Machining Center, Display boring and milling machine, Frame type CNC machining center,CNC Lathe, Deep hole boring machine (13 meter), honing machine,etc. Testing equipment including Intelligent Pressure Test Machine, UT Detector, MT Detector, Chrome Thickness Meter, etc.
Eternal company would devote to supply first rate equipment and provide total solutionsto our customer. In the past 10 years, we devoted ourself to continuous market expanding and the researchand development of new products. Till now, our products have been export to nearly 50 countries and own good reputation from our customers .
You are welcome to visit our company !
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| Certification: | CE, ISO9001 |
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| Pressure: | Medium Pressure |
| Work Temperature: | Normal Temperature |
| Acting Way: | Single Acting |
| Working Method: | Straight Trip |
| Adjusted Form: | Regulated Type |
| Customization: |
Available
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Can telescopic cylinders be used in construction equipment like cranes?
Yes, telescopic cylinders are commonly used in construction equipment, including cranes. Here’s a detailed explanation:
Role in crane operation:
Telescopic cylinders play a critical role in the operation of cranes by enabling the extension and retraction of crane booms or arms. The telescopic cylinder is typically located at the base of the boom and is responsible for extending or retracting the boom sections, allowing the crane to reach different heights and distances.
Extension and retraction mechanism:
The telescopic cylinder in a crane consists of multiple stages or sleeves that retract inside one another. This nested design allows for compact storage when the boom is retracted, minimizing the overall length of the crane. When the cylinder extends, the stages slide out, increasing the length of the boom and providing the necessary reach. The synchronized extension and retraction of the stages are facilitated by the hydraulic control system.
Hydraulic control system:
The hydraulic control system in cranes is responsible for the precise and controlled extension and retraction of telescopic cylinders. It regulates the flow of hydraulic fluid to each stage of the cylinder, ensuring synchronized movement. By adjusting the flow rate, the operator can control the speed of extension and retraction, allowing for smooth and controlled operation of the crane.
Load handling capabilities:
Telescopic cylinders in cranes are designed to handle significant loads. They provide the necessary lifting force to support heavy loads at various boom lengths. The cylinder’s bore size, rod diameter, and overall construction are engineered to withstand the forces exerted during lifting and to deliver the required lifting capacities.
Variety of crane types:
Telescopic cylinders are utilized in various types of cranes, including mobile cranes, truck-mounted cranes, and crawler cranes. These cranes are widely used in construction sites, infrastructure projects, and other lifting and material handling applications. The versatility of telescopic cylinders allows them to be integrated into different crane designs and configurations.
Advantages of telescopic cylinders in cranes:
Telescopic cylinders offer several advantages in crane applications. These include:
- Compactness: Telescopic cylinders enable the boom to be retracted to a compact size, making it easier to transport and maneuver the crane in confined spaces.
- Reach and height capabilities: The telescopic design allows the crane to achieve extended reach and height, enabling it to access elevated work areas or reach over obstacles.
- Efficiency: The controlled extension and retraction of telescopic cylinders contribute to efficient operation, allowing the crane to adjust its boom length quickly and precisely.
- Stability: Telescopic cylinders provide stability to the crane by supporting the boom and load, ensuring safe lifting and lowering of heavy objects.
Overall, telescopic cylinders are integral components of construction equipment like cranes. They enable the extension and retraction of crane booms, contribute to efficient and controlled operation, and enhance the lifting capabilities of cranes in various construction and material handling tasks.
It’s important to consult the crane manufacturer’s documentation and guidelines for specific information on the telescopic cylinder’s capabilities, maintenance requirements, and safety considerations.
How do telescopic cylinders contribute to precise reach and manipulation?
Telescopic cylinders play a crucial role in enabling precise reach and manipulation in various applications. Here’s a detailed explanation:
Extended reach:
Telescopic cylinders allow for extended reach in equipment such as cranes, excavators, booms, and material handling machinery. The nested design of telescopic cylinders, with multiple stages that retract inside one another, enables the equipment to achieve a longer reach when required. By extending the telescopic cylinder, operators can access objects or work areas that are located at a distance.
Precise positioning:
Telescopic cylinders provide precise positioning capabilities, allowing operators to manipulate objects with accuracy. The hydraulic control system regulates the extension and retraction of each stage of the cylinder, enabling smooth and controlled movement. This precise control is essential in applications that require accurate placement or manipulation of objects, such as in construction, manufacturing, or material handling.
Load handling:
Telescopic cylinders contribute to precise load handling by providing the necessary force and control. The cylinders are designed to handle heavy loads and can exert the required power to lift, lower, or manipulate objects with precision. The hydraulic control system allows operators to adjust the speed and movement of the telescopic cylinder, ensuring safe and controlled load handling.
Adaptability:
Telescopic cylinders offer adaptability in reaching and manipulating objects in various environments. Their nested design allows for compact retraction, making them suitable for applications with limited space. The ability to extend and retract the telescopic cylinder provides flexibility in adjusting the reach and adapting to different working conditions.
Support for attachments:
Telescopic cylinders often support attachments or tools that enhance reach and manipulation capabilities. For example, in excavators, telescopic cylinders are used to extend the boom or arm, while additional attachments such as buckets or grabs facilitate precise material handling or excavation tasks.
Overall, telescopic cylinders contribute to precise reach and manipulation by offering extended reach, precise positioning, load handling capabilities, adaptability, and support for attachments. Their hydraulic control system and nested design enable operators to achieve accurate and controlled movements, enhancing productivity and efficiency in various applications.
It’s important to consult the equipment manufacturer’s documentation and guidelines for specific information on the telescopic cylinder’s capabilities, operating parameters, and recommended maintenance practices to ensure optimal performance and safety.
How does a telescopic cylinder differ from standard hydraulic cylinders?
A telescopic cylinder differs from standard hydraulic cylinders in several ways. Here’s a detailed explanation:
A telescopic cylinder, also known as a multistage cylinder or a sleeve cylinder, is specifically designed to provide an extended stroke length while maintaining a compact retracted length. In contrast, a standard hydraulic cylinder typically consists of a single-stage rod and barrel design. Here are the key differences between a telescopic cylinder and a standard hydraulic cylinder:
- Design and Structure: The most significant difference lies in the design and structure. A standard hydraulic cylinder has a single-stage design, meaning it consists of a single rod and barrel. On the other hand, a telescopic cylinder features multiple stages or sleeves nested inside one another. This nested structure allows for a longer stroke length while keeping the retracted length compact.
- Stroke Length: The stroke length of a telescopic cylinder can be significantly longer compared to a standard hydraulic cylinder. The ability to extend in multiple stages allows for a greater overall stroke length, making telescopic cylinders suitable for applications that require extended reach or height adjustment.
- Retracted Length: While a standard hydraulic cylinder has a fixed retracted length equal to its stroke length, a telescopic cylinder offers a compact retracted length. The nested design enables the stages to retract inside one another, reducing the overall length of the cylinder when not in use. This compact retracted length is advantageous in applications with space constraints.
- Load Capacity: Telescopic cylinders are designed to handle substantial loads while maintaining stability. The nested structure provides increased load-bearing capacity compared to standard hydraulic cylinders. The stages distribute the load evenly, ensuring efficient load transfer throughout the extended stroke.
- Complexity and Maintenance: Telescopic cylinders are generally more complex in design compared to standard hydraulic cylinders. They require precise alignment of the stages and may include additional components such as locking mechanisms or guiding systems. This complexity can affect maintenance requirements and may require specialized inspection and servicing procedures.
- Application: Telescopic cylinders are commonly used in applications that require extended reach or height adjustment, such as cranes, dump trucks, aerial platforms, and material handling equipment. Standard hydraulic cylinders, on the other hand, are versatile and widely used in various applications, including industrial machinery, construction equipment, and agricultural machinery.
Despite these differences, both telescopic cylinders and standard hydraulic cylinders are essential components in hydraulic systems. They both rely on hydraulic fluid to generate force and provide linear motion. The selection of the cylinder type depends on the specific requirements of the application, including stroke length, retracted length, load capacity, and available space.
It’s important to consult the manufacturer’s guidelines and specifications to ensure the proper selection, installation, and maintenance of the hydraulic cylinder based on the specific application requirements.
editor by CX 2024-03-05