Product Description
Excavator Arm Boom Bucket Hydraulic oil Cylinder ,206-63-59300 206-63-59400 206-63-65101 21K-63-56301 21K-63-56310 21K-63-56340 21K-63-56401 21K-63-56310
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FAQ
1.How can I be sure the part will fit my excavator ?
Give us correct model number /machine serial number /any numbers on the parts itself .Or measure the parts give us dimension or drawing.
2. What material do you use on hydraulic cylinder?
High frequency quenching No.40 manganese steel as rod material, so the cylinder rod has better bending resistance; No.25 manganese steel as tube material ,so the tube has better wear resistance; high-strength hardened steel as rod head and tube head ,so the cylinder head and rod head more durable; name-brand seal kits to reduce the hydraulic cylinder oil leakage rate.
3.How long can an order delivery?
For some often used models of excavator hydraulic cylinder , we have in stock, within 7 days . For any order less than 1 container takes about 2 weeks to finish; Order of 1-2 container takes 4 -6weeks; At busy manufacturing season, manufacturing time needs more which can confirm by discussion.
4.How to pay?
Order less than 3000USD, full payment at order, Order over USD3000 value ,50% deposited in to start, 50% balance paid to deliver. Inspection service accepted. For customized order, 70%payment as deposit ,30% balance paid to deliver
5.How to delivery?
If you have shipping agent ,we will cooperate with your agent to arrange shipment . If not , we have good relationships with shipping companies, express suppliers. For light goods ,by UPS/DHL/TNT(DAP terms) , For heavy goods ,by sea (FOB,CIF,CFR) /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Certification: | ISO9001 |
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| Pressure: | High Pressure |
| Work Temperature: | Normal Temperature |
| Samples: |
US$ 999/Piece
1 Piece(Min.Order) | Order Sample |
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| Customization: |
Available
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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How does a single-acting hydraulic cylinder contribute to energy-efficient force generation?
A single-acting hydraulic cylinder contributes to energy-efficient force generation through its design and operating principles. Here’s a detailed explanation:
1. Unidirectional Force: Single-acting hydraulic cylinders generate force in one direction, typically in the extension stroke. This unidirectional force generation eliminates the need for hydraulic fluid to exert force in the opposite direction, resulting in energy savings. The hydraulic system only needs to supply fluid to extend the cylinder, while the retraction of the piston is achieved through the force of gravity or other external means, reducing the overall energy consumption.
2. Reduced Fluid Volume: Single-acting hydraulic cylinders require a smaller volume of hydraulic fluid compared to double-acting cylinders. Since these cylinders operate primarily in one direction, the fluid volume needed for extension strokes is lower. This reduction in fluid volume leads to energy savings in terms of pumping and circulating the hydraulic fluid.
3. Lower Pumping Requirements: The unidirectional force generation of single-acting hydraulic cylinders reduces the workload on the hydraulic pump. As the pump only needs to supply fluid for extension strokes, the pump size and power requirements can be optimized, leading to energy efficiency. This is particularly beneficial in applications where the hydraulic system is powered by electric motors or other energy sources.
4. Gravity-Assisted Retraction: Single-acting hydraulic cylinders often utilize the force of gravity or external forces to retract the piston during the return stroke. By leveraging these external forces, the hydraulic system can minimize the energy required for retraction. This is particularly advantageous in applications where the weight of the load or other external factors can assist in the retraction process.
5. System Optimization: Single-acting hydraulic cylinders allow for system optimization to maximize energy efficiency. By carefully selecting cylinder sizes, operating pressures, and flow rates, the hydraulic system can be designed to match the specific force requirements of the application. This optimization ensures that the system operates at its most energy-efficient operating point, minimizing energy waste and maximizing overall system performance.
6. Regenerative Systems: In certain applications, single-acting hydraulic cylinders can be integrated into regenerative hydraulic systems. These systems capture and reuse the energy generated during the retraction stroke, effectively recycling the energy that would otherwise be dissipated. By harnessing this regenerative energy, the overall energy efficiency of the system is significantly improved.
By employing these energy-efficient design and operating principles, single-acting hydraulic cylinders contribute to reduced energy consumption and improved overall system efficiency.
How does a single-acting hydraulic cylinder handle variations in hydraulic fluid flow rate?
A single-acting hydraulic cylinder is designed to handle variations in hydraulic fluid flow rate effectively. Here’s a detailed explanation:
Hydraulic fluid flow rate plays a crucial role in the operation of hydraulic systems, including single-acting hydraulic cylinders. These cylinders rely on hydraulic fluid flow to extend or retract the piston and generate force. Here are some key points on how a single-acting hydraulic cylinder handles variations in hydraulic fluid flow rate:
1. Flow Control Valves: Single-acting hydraulic cylinders can incorporate flow control valves to regulate the hydraulic fluid flow rate. Flow control valves, such as flow restrictors or flow control orifices, are installed in the hydraulic circuit to control the amount of fluid flowing into or out of the cylinder. These valves can be adjusted to restrict or increase the flow rate, allowing for precise control over the cylinder’s speed and force generation. By adjusting the flow control valve, variations in the hydraulic fluid flow rate can be managed, ensuring consistent performance of the cylinder.
2. Pressure Compensation: Single-acting hydraulic cylinders are typically connected to a hydraulic power unit that maintains a certain level of hydraulic pressure. When variations in hydraulic fluid flow rate occur, the pressure compensation mechanism of the hydraulic power unit helps maintain a consistent pressure within the system. This compensation ensures that the cylinder receives an adequate supply of hydraulic fluid, regardless of the flow rate variations, allowing it to operate smoothly and generate the desired force.
3. Accumulators: In some cases, single-acting hydraulic cylinders can be equipped with accumulators to handle variations in hydraulic fluid flow rate. An accumulator is a device that stores hydraulic fluid under pressure. During periods of high flow rate, the accumulator stores excess fluid. When the flow rate decreases, the accumulator releases the stored fluid to compensate for the reduced flow. This helps maintain a consistent flow rate to the cylinder, ensuring its proper operation even during fluctuations in the hydraulic fluid flow rate.
4. System Design: The overall design of the hydraulic system that includes the single-acting hydraulic cylinder can also contribute to handling variations in hydraulic fluid flow rate. Proper sizing and selection of components, such as pumps, hoses, and valves, are important considerations. The system should be designed to accommodate the expected flow rate variations while maintaining adequate fluid supply to the cylinder. By ensuring an appropriately designed hydraulic system, the single-acting hydraulic cylinder can handle variations in flow rate effectively.
It is essential to consider factors such as load requirements, operating conditions, and safety considerations when selecting and configuring the hydraulic system and components to ensure optimal performance of the single-acting hydraulic cylinder.
In summary, a single-acting hydraulic cylinder handles variations in hydraulic fluid flow rate through the use of flow control valves, pressure compensation mechanisms, accumulators, and proper system design. These features enable the cylinder to maintain consistent performance and generate the desired force, regardless of fluctuations in the hydraulic fluid flow rate.
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 Dream 2024-05-08