Which Type of Hydraulic Pump Used in Excavator? | Kyotechs
Which Type of Hydraulic Pump Used in Excavator: A Comprehensive Guide
In the ever-evolving field of construction machinery, the hydraulic pump plays a pivotal role, especially in excavators. These powerhouses transform mechanical power into hydraulic energy, enabling the various functionalities of excavators from movement to digging. we delve into the various types of hydraulic pumps used in excavators and how Kyotechs provides unparalleled solutions for your machinery needs.
Introduction to Hydraulic Pumps in Excavators
Hydraulic systems are the lifelines of excavators, and at the core of these systems are hydraulic pumps. These pumps convert mechanical power from the engine into hydraulic energy, which powers the movement of the excavator's arm, boom, and attachments. The right choice of hydraulic pump is critical for efficient operation, influencing both performance and durability.
Types of Hydraulic Pumps Used in Excavators
Understanding the types of hydraulic pumps can guide operators in making informed decisions about maintenance and replacements. Here are the main types commonly used in excavators:
1. Gear Pumps: Simple and robust, gear pumps are known for their durability and ease of maintenance. They consist of two gears meshing together to create a flow of hydraulic fluid. While they are cost-effective, their efficiency is generally lower compared to other types. Gear pumps are suitable for low-pressure applications.
2. Vane Pumps: Vane pumps are often used for medium-pressure applications. They consist of vanes mounted on a rotor, which spins inside the cavity. The movement of the vanes creates a vacuum that helps in drawing and pushing the fluid. These pumps offer better efficiency than gear pumps but aren’t as robust.
3. Piston Pumps: Known for high efficiency and versatility, piston pumps cater to high-pressure operations. They use multiple pistons moving in a cylinder to create pressure and flow. Although more expensive, they provide the best performance and are often used in high-demand excavators.
Each type has its specific use case, determined by the unique demands of the excavation task at hand. Selecting the appropriate hydraulic pump ensures that your excavator operates at optimal performance levels.
Why Choose Kyotechs for Your Excavator Needs?
Established in 2009, Kyotechs has swiftly risen to become a leader in the excavator parts industry. We provide a full range of replacement parts for various brands, such as Hitachi, Sany, Kawasaki, Volvo, Hyundai, Doosan, Komatsu, Caterpillar, Case, and Kobelco. Our product line includes:
- Engine Assemblies and Parts: Ensure your excavator runs smoothly with our reliable engine components.
- Hydraulic Pumps and Parts: State-of-the-art hydraulic pumps to match any operational need.
- Hydraulic Motor Assemblies and Parts: High-performance motor assemblies for efficient power transfer.
- Control Valve Assemblies and Parts: Precision engineering for effective control and operation.
- Cylinder Assemblies and Seal Kits: Comprehensive kits for maintenance and repair.
- Driving Cabin Assemblies and Inside Parts: Enhance operator comfort and control with High-Quality cabin parts.
- Electric Parts, Undercarriage Parts, Mini Excavator Solutions: Full-fledged solutions for every aspect of the excavator's operational lifespan.
With our "One-Stop Excavator Software Solution," "One-Stop Engine Repair Solution," and "One-Stop Hydraulic Repair Solution," Kyotechs ensures that customers receive complete support for their machinery needs, from procurement to maintenance.
Conclusion
In the realm of excavators, the type of hydraulic pump utilized profoundly affects productivity, efficiency, and operational costs. By understanding gear, vane, and piston pumps, operators can make better-informed decisions suitable for their specific machinery demands. Kyotechs stands as a trusted partner, offering top-notch parts and solutions, ensuring your excavators function optimally and efficiently.
FAQs
Q1: What types of hydraulic pumps are best for high-pressure operations in excavators?
A1: Piston pumps are best suited for high-pressure operations due to their efficiency and capability to handle high demands.
Q2: What are the advantages of using gear pumps in excavators?
A2: Gear pumps are favored for their simplicity, robustness, and cost-effectiveness in low-pressure applications.
Q3: How can Kyotechs assist with hydraulic pump replacement?
A3: Kyotechs provides a comprehensive range of hydraulic pumps and repair solutions for various excavator brands, ensuring optimum performance.
Experience seamless operations and superior quality with Kyotechs—your go-to source for reliable excavator parts and solutions.
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FAQS
How do you know if the perpendicularity between the ground gear plane and the bearing hole has changed?
It can only be found when assembling the gear pump, because the end face clearance is very small, generally around 0.05mm. If the perpendicularity between the end face and the bearing hole has changed, the gear shaft cannot move after the pump is assembled. If the locking screw is loosened a little, but it still does not turn smoothly, and the gear pump is disassembled and inspected, there are scratches on the end face. This is caused by the end face plane not being perpendicular to the bearing hole.
What to do if the excavator has difficulty starting?
Check the battery charge and connections, inspect the starter motor and ignition system, ensure the fuel system is supplying fuel properly, and read fault codes for further diagnostics.
How to address overheating due to high ambient temperature?
Possible inadequate cooling or high oil viscosity.
Solution: Improve ventilation, use correct viscosity oil.
What causes the efficiency of hydraulic pumps to decrease?
The reasons for the decrease in efficiency include wear of internal components, filter blockage, hydraulic oil contamination and insufficient system pressure.
How to check the filter of the hydraulic system?
The way to check the filter is to stop the machine, release the system pressure, remove the filter and check for blockage or contamination.
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