China OEM Cat Type 315 Model Excavator Cylinder 1733482 Hydraulic Cylinder vacuum pump ac

Product Description

Product introduction
CAT excavator hydraulic cylinder boom

Working temperature -40°C ~ 80°C
Color RAL9005,Customize
Material CK45,ST52,ST52-3,27SiMn,Customize
Seal kit SKF, Trelleborg, Halite, Chesterton, NOK, Kayaba
Piston rod Hard chromed
Packaging Plywood case
Warranty 12 months
Payment T/T

Advantage
Better designs, better material, better value.
ROCA hydraulic cylinders are designed with rugged features to give unequaled service life and performance.
 
Mining equipment is continually subjected to torturous conditions that punish hydraulic cylinders. These difficult conditions include dust, grit, heat, cold, and moisture. Besides, the equipment is subject to slamming loads and mechanical impacts.
 
ROCA designs and manufactures excavators, dumper trucks, and heavy-duty hydraulic cylinders that endure these very difficult conditions. 

Show

Part No.

CAT 315C/ 315CL
Part Name Part No.
Boom cylinder 1733482
Stick cylinder 1733486
Bucket cylinder 1733490

Part size

CAT 315C/ 315CL
Boom cylinder – bore 110 mm 4.3 in
Boom cylinder – rod 80 mm 3.1 in
Boom cylinder – stroke 1193 mm 47 in
Stick cylinder – bore 120 mm 4.7 in
Stick cylinder – rod 85 mm 3.3 in
Stick cylinder – stroke 1331 mm 52 in
Bucket cylinder – bore 100 mm 3.9 in
Bucket cylinder – rod 70 mm 2.8 in
Bucket cylinder – stroke 1048 mm 41 in

Company introduction
HangZhou CHINAMFG is a comprehensive manufacturing enterprise engaged in hydraulic cylinders, excavator attachment, metal casting, hydraulic components with certification approval to meet custom or OEM requirements.
 
ROCA owned factory offers customers effective-cost products with quality assurance. With its professional and experienced R&D team, CHINAMFG Hydraulic devotes itself to research and development to optimize products applied in construction, mining, waste management, forestry, agriculture, etc.

Excavator is the most widely used construction machinery.
The shock load, harsh working environment, precision movement control require high standards on excavator cylinders.
ROCA guarantees excavator cylinder high performance of abrasion resistance and operation stability in any harsh condition has and gains recognition from every CHINAMFG customer with good quality at a lower cost.
Roca manufactures full-size excavator cylinders for mini excavators to large excavators.

 

Xihu (West Lake) Dis. Mining Group Co., Ltd. is a sizable multinational mining group performing most competitively in Chinese mining industry. CHINAMFG locate in the same CHINAMFG Mining output area, as the mining cylinder plant that grew up in the mining industry, we repair and reman a lot of mining haul truck cylinder. For a decade CHINAMFG has been focused on the production of various types of imported mine-used off-highway trucks & mining trucks.Our cylinders are mainly applied to world-famous brands such as Cat, Komatsu, Hitachi, Liebherr, BELAZ, and other famous international brands.
 

 

Single-Acting Telescopic Cylinders
This type of cylinder applies hydraulic pressure in 1 direction only and the return of the telescopic stages is by load such as a truck-trailer. 
ROCA single-acting multistage hoists are used widely throughout the transport sector, where they are used in tip trucks servicing agriculture, earthmoving, construction, food processing applications. 
 

 

Double-Acting Telescopic Cylinder
This type of cylinder is constructed with porting to both the annular and full bore area so hydraulic pressure can be applied to both surfaces and the cylinder stages can move in multiple directions without the need of an outside force, such as gravity.ROCA double-acting multi-stage cylinders are used in a wide variety of applications across many industries where space restrictions prohibit the use of a rod cylinder and require a compact telescopic cylinder design.
 

 

There are a wide range of products in the cylinder industry and having a specialist working on behalf of the customer is very important. With our years of experience, our business is positioned to provide prompt service, value and long lasting customer relationships.We work toward getting you better products and better service with competitive price.
 

FAQ 
Q1.Do you have MOQ?
      Depending on different ideas, Can be negotiated. The larger the quantity is, the competitive the unit price will be.
Q2.Should the customer pay the delivery fee, How much is it?
       For the delivery fee, many samples are being requested to be sent, so we must get the delivery fee.
       If you tell me to use the appointed Express, you will give me your express account or you will pay according to the Express.
       If you do not request, I will choose a cheap one in China.
Q3.How about the after sale service?
      1) We will always keep the quality the same as the buyer’s samples and if there is something with the quality, we will make compensation for our customers.
      2) We will suggest our packing and take charge in our packing, we will keep the goods safe in the delivery.
      3) We will trace the goods from the production to selling, we will solve the problems in the selling for our customers.
Q4.When can I get a price?
      We usually quote within 24 hours after we get your inquiry.
Q5: Are you a trade company or manufacturer?
      We are a professional manufacturer with our factory.

Certification: GS, RoHS, CE, ISO9001
Pressure: High Pressure
Work Temperature: Low Temperature
Customization:
Available

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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

hydraulic cylinder

How do hydraulic cylinders handle the challenges of minimizing friction and wear?

Hydraulic cylinders employ several mechanisms and techniques to effectively minimize friction and wear, ensuring optimal performance and longevity. Minimizing friction and wear is crucial for hydraulic cylinders as it helps to maintain efficiency, reduce energy consumption, and prevent premature failure. Here’s a detailed explanation of how hydraulic cylinders handle the challenges of minimizing friction and wear:

1. Lubrication:

– Proper lubrication is essential for minimizing friction and wear in hydraulic cylinders. Lubricating fluids, such as hydraulic oils, are used to create a thin film between moving surfaces, reducing direct metal-to-metal contact. This lubricating film acts as a protective barrier, reducing friction and preventing wear. Regular maintenance practices include monitoring and maintaining the appropriate lubricant levels to ensure optimal lubrication and minimize frictional losses.

2. Surface Finishes:

– The surface finishes of components in hydraulic cylinders play a crucial role in minimizing friction and wear. Smoother surface finishes, achieved through precision machining, grinding, or the application of specialized coatings, reduce surface roughness and frictional resistance. By minimizing surface irregularities, the risk of wear and friction-induced damage is significantly reduced, resulting in improved efficiency and extended component life.

3. High-Quality Sealing Systems:

– Well-designed and high-quality sealing systems are crucial for minimizing friction and wear in hydraulic cylinders. Seals prevent fluid leakage and contamination while maintaining proper lubrication. Advanced sealing materials, such as polyurethane or composite materials, offer excellent wear resistance and low friction characteristics. Optimal seal design and proper installation ensure effective sealing, minimizing friction and wear between the piston and cylinder bore.

4. Proper Alignment and Clearances:

– Hydraulic cylinders must be properly aligned and have appropriate clearances to minimize friction and wear. Misalignment or excessive clearances can result in increased friction and uneven wear, leading to premature failure. Proper installation, alignment, and maintenance practices, including regular inspection and adjustment of clearances, help ensure smooth and even movement of the piston within the cylinder, reducing friction and wear.

5. Filtration and Contamination Control:

– Effective filtration and contamination control are essential for minimizing friction and wear in hydraulic cylinders. Contaminants, such as particles or moisture, can act as abrasive agents, accelerating wear and increasing friction. By implementing robust filtration systems and proper maintenance practices, hydraulic systems can prevent the ingress of contaminants, ensuring clean and properly lubricated components. Clean hydraulic fluids help minimize wear and friction, contributing to improved performance and longevity.

6. Material Selection:

– The selection of appropriate materials for hydraulic cylinder components is crucial in minimizing friction and wear. Components subject to high frictional forces, such as pistons and cylinder bores, can be made from materials with excellent wear resistance, such as hardened steel or composite materials. Additionally, selecting materials with low coefficients of friction helps reduce frictional losses. Proper material selection ensures durability and minimized wear in critical components of hydraulic cylinders.

7. Maintenance and Regular Inspection:

– Regular maintenance and inspection practices are vital for identifying and addressing potential issues that could lead to increased friction and wear in hydraulic cylinders. Scheduled maintenance includes lubrication checks, seal inspections, and monitoring of clearances. By promptly detecting and rectifying any signs of wear or misalignment, hydraulic cylinders can be kept in optimal condition, minimizing friction and wear throughout their operational lifespan.

In summary, hydraulic cylinders employ various strategies to handle the challenges of minimizing friction and wear. These include proper lubrication, employing suitable surface finishes, utilizing high-quality sealing systems, ensuring proper alignment and clearances, implementing effective filtration and contamination control measures, selecting appropriate materials, and conducting regular maintenance and inspections. By implementing these practices, hydraulic cylinders can minimize friction and wear, ensuring smooth and efficient operation while extending the overall lifespan of the system.

hydraulic cylinder

Adaptation of Hydraulic Cylinders for Medical Equipment and Aerospace Applications

Hydraulic cylinders have the potential to be adapted for use in medical equipment and aerospace applications, offering unique advantages in these industries. Let’s explore how hydraulic cylinders can be adapted for these specialized fields:

  1. Medical Equipment: Hydraulic cylinders can be adapted for various medical equipment applications, including hospital beds, patient lifts, surgical tables, and rehabilitation devices. Here’s how hydraulic cylinders are beneficial in medical equipment:
    • Positioning and Adjustability: Hydraulic cylinders provide precise and smooth movement, allowing for accurate positioning and adjustments of medical equipment. This is crucial for ensuring patient comfort, proper alignment, and ease of use.
    • Load Handling: Hydraulic cylinders offer high force capabilities, enabling the safe handling of heavy loads in medical equipment. They can support the weight of patients, facilitate smooth transitions, and provide stability during procedures.
    • Controlled Motion: Hydraulic cylinders provide controlled and stable motion, which is essential for delicate medical procedures. The ability to adjust speed, position, and force allows for precise and controlled movements, minimizing patient discomfort and ensuring accurate treatment.
    • Durability and Reliability: Hydraulic cylinders are designed to withstand rigorous use and demanding environments, making them suitable for medical equipment applications. Their durability and reliability contribute to the long-term performance and safety of medical devices.
  2. Aerospace Applications: Hydraulic cylinders can also be adapted for aerospace applications, where lightweight yet robust systems are essential. Here’s how hydraulic cylinders are advantageous in aerospace:
    • Flight Control Systems: Hydraulic cylinders play a critical role in aircraft flight control systems, including ailerons, elevators, rudders, and landing gear. They provide precise and reliable actuation, allowing pilots to control the aircraft’s movements with accuracy and responsiveness.
    • Weight Optimization: Hydraulic cylinders can be designed using lightweight materials, such as aluminum alloys or composite materials, to reduce overall weight. This weight optimization is crucial in aerospace applications to enhance fuel efficiency, payload capacity, and aircraft performance.
    • Shock and Vibration Resistance: Aerospace environments involve significant shock and vibration forces. Hydraulic cylinders can be engineered to withstand these dynamic loads while maintaining performance and reliability, ensuring consistent operation even under extreme conditions.
    • Space Constraints: Hydraulic cylinders can be designed to fit within the space constraints of aircraft or spacecraft. Their compact size and flexible mounting options allow for efficient integration into the limited available space.

In summary, hydraulic cylinders can be adapted for use in medical equipment and aerospace applications, leveraging their precise positioning, load handling capabilities, controlled motion, durability, and reliability. In medical equipment, hydraulic cylinders enable comfortable patient positioning, smooth transitions, and controlled movements during procedures. In aerospace, hydraulic cylinders provide precise actuation, weight optimization, shock and vibration resistance, and space-efficient solutions. By adapting hydraulic cylinders to these specialized fields, manufacturers can meet the unique requirements and enhance the performance of medical equipment and aerospace systems.

hydraulic cylinder

How do hydraulic cylinders generate force and motion using hydraulic fluid?

Hydraulic cylinders generate force and motion by utilizing the principles of fluid mechanics, specifically Pascal’s law, in conjunction with the properties of hydraulic fluid. The process involves the conversion of hydraulic energy into mechanical force and linear motion. Here’s a detailed explanation of how hydraulic cylinders achieve this:

1. Pascal’s Law:

– Hydraulic cylinders operate based on Pascal’s law, which states that when pressure is applied to a fluid in a confined space, it is transmitted equally in all directions. In the context of hydraulic cylinders, this means that when hydraulic fluid is pressurized, the force is evenly distributed throughout the fluid and transmitted to all surfaces in contact with the fluid.

2. Hydraulic Fluid and Pressure:

– Hydraulic systems use a specialized fluid, typically hydraulic oil, as the working medium. This fluid is stored in a reservoir and circulated through the system by a hydraulic pump. The pump pressurizes the fluid, creating hydraulic pressure that can be controlled and directed to various components, including hydraulic cylinders.

3. Cylinder Design and Components:

– Hydraulic cylinders consist of several key components, including a cylindrical barrel, a piston, a piston rod, and various seals. The barrel is a hollow tube that houses the piston and allows for fluid flow. The piston divides the cylinder into two chambers: the rod side and the cap side. The piston rod extends from the piston and provides a connection point for external loads. Seals are used to prevent fluid leakage and maintain hydraulic pressure within the cylinder.

4. Fluid Input and Motion:

– To generate force and motion, hydraulic fluid is directed into one side of the cylinder, creating pressure on the corresponding surface of the piston. This pressure is transmitted through the fluid to the other side of the piston.

5. Force Generation:

– The force generated by a hydraulic cylinder is a result of the pressure applied to a specific surface area of the piston. The force exerted by the hydraulic cylinder can be calculated using the formula: Force = Pressure × Area. The area is determined by the diameter of the piston or the piston rod, depending on which side of the cylinder the fluid is acting upon.

6. Linear Motion:

– As the pressurized hydraulic fluid acts on the piston, it generates a force that moves the piston in a linear direction within the cylinder. This linear motion is transferred to the piston rod, which extends or retracts accordingly. The piston rod can be connected to external components or machinery, allowing the generated force to perform various tasks, such as lifting, pushing, pulling, or controlling mechanisms.

7. Control and Regulation:

– The force and motion generated by hydraulic cylinders can be controlled and regulated by adjusting the flow of hydraulic fluid into the cylinder. By regulating the flow rate, pressure, and direction of the fluid, the speed, force, and direction of the cylinder’s movement can be precisely controlled. This control allows for accurate positioning, smooth operation, and synchronization of multiple cylinders in complex machinery.

8. Return and Recirculation of Fluid:

– After the hydraulic cylinder completes its stroke, the hydraulic fluid on the opposite side of the piston needs to be returned to the reservoir. This is typically achieved through hydraulic valves that control the flow direction, allowing the fluid to return and be recirculated in the system for further use.

In summary, hydraulic cylinders generate force and motion by utilizing the principles of Pascal’s law. Pressurized hydraulic fluid acts on the piston, creating force that moves the piston in a linear direction. This linear motion is transferred to the piston rod, allowing the generated force to perform various tasks. By controlling the flow of hydraulic fluid, the force and motion of hydraulic cylinders can be precisely regulated, contributing to their versatility and wide range of applications in machinery.

China OEM Cat Type 315 Model Excavator Cylinder 1733482 Hydraulic Cylinder   vacuum pump acChina OEM Cat Type 315 Model Excavator Cylinder 1733482 Hydraulic Cylinder   vacuum pump ac
editor by CX 2023-11-01