China wholesaler Flexible Steering Rust Resistant and Durable The SAE 1035 Casting Crane Rope Pulley pulley puller

Product Description

 

Product Description

Sheave features:

Material Q235B, Q345B, 35#, 45#, 60#, SSW-QR1, S45C
Groove surface quench HRC45-55
Groove surface quench depth 2mm-2.5mm
groove MT after heat treatment and welding line UT and MT
Max processing diameter 2, 000mm
Short production cycle
It is used for crane equipment, port equipment, oil drilling rig and so on

Product Parameters

Code Wire rope diameter(mm) Main dimension(mm) D
Groove diameter Outside diameter R Groove Width Shaft diameter Bearing hole width
BX1321 10-14 450 495 7 37 55 70
BX2321 >14-19 560 620 10 50 80 86
BX3321 >19-23.5 710 781 12 60 95 106
BX4321 >23.5-30 900 990 15 73 130 122
BX5321 >23.5-30 1120 1232 19 92 160 142
BX6321 >30-37 1250 1376 22 104 160 142
BX7321 >43-50 1600 1752 26 123 190 182
BX8321 >50-58 1800 1972 29 135 190 182

Production Profile

 

About Us

About Us
As a company of industries and trading integration with ISO 9001-2008 Certificate, HangZhou CHINAMFG Metallurgy Equipment Manufacturing Co., Ltd. Has been in manufacturing material handling equipment parts for many years, with professional experience.

Our Service:
If you are interested in any of our products, please contact me freely! Warmly Welcomed your visit to our factory in China, OEM service will be ok.

Application

 

Customer Visiting

 

Certifications

 

Packaging & Shipping

 

 

Services:
Best Services For You

1) We can provide OEM service and design for you
2) We can pack the goods according to your requirement
3) We test the quality of all products before delivery
4) We guarantee our reply in 24 hours of working day
5) We can communicate with you in different languages
6) High quality, best price, punctual shipment, good after-sale service will be guaranteed.

FAQ:
Q: What information should I provide if I want to order the products?
1) Product information: Quantity, specification
2) Delivery time required.
3) Shipping information: Company name, address, phone number, destination seaport/air port.
4) Forwarder's contact details if there is any in China.

Q: How about your payment terms?
A: 30% -50%deposit, with the balance before delivery, we accept T/T and L/C at sight.

Q: Can I use our own logo?
A: Yes, we can produce by using your own logo if you need.

Q: How about sample & MOQ policy?
A: Welcome sample order. MOQ can be 1 set.

Q: What is your lead time for your goods?
A: Normally 30 days after confirmed order,

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Application: Machinery Parts
Machining: EDM Machining
Material: Aluminum Alloy
Surface Treatment: Oil Blooming
Design: 3D
Casting Tolerance: +/-0.10mm
Customization:
Available

|

Customized Request

crane pulley

How do crane pulleys contribute to the overall efficiency and reliability of lifting equipment?

Crane pulleys play a crucial role in enhancing the overall efficiency and reliability of lifting equipment. Here's a detailed explanation:

Crane pulleys, also known as sheaves, are essential components of the lifting mechanism in cranes. They contribute to the efficiency and reliability of lifting equipment in several ways:

  • Mechanical Advantage: Crane pulleys provide a mechanical advantage that allows cranes to lift heavier loads with less effort. By incorporating multiple sheaves into the pulley system, the lifting capacity of the crane is significantly increased. The mechanical advantage gained through the pulley system reduces the force required by the crane's hoist or winch, making material handling operations more efficient and less demanding on the equipment.
  • Precise Load Control: Crane pulleys enable precise load control during lifting operations. The pulley system allows operators to make fine adjustments and achieve smooth movements, ensuring accurate positioning of the load. This level of control is crucial in various applications where precise load placement is required, such as construction, manufacturing, or delicate material handling. The ability to control loads precisely enhances efficiency and minimizes the risk of damage or accidents.
  • Load Distribution: Crane pulleys facilitate efficient load distribution across the crane's structure. The pulley system ensures that the load is evenly distributed, preventing excessive stress on specific components. Balanced load distribution enhances the crane's stability and structural integrity, reducing the risk of equipment failure or structural damage. By promoting even load distribution, crane pulleys contribute to the overall reliability and longevity of lifting equipment.
  • Flexibility in Lifting Heights: Crane pulleys offer flexibility in lifting heights. By incorporating multiple sheaves, the pulley system can alter the path of the wire rope, allowing cranes to reach greater heights. This flexibility is especially valuable in construction projects or industrial settings where materials need to be lifted to various levels of a building or structure. The ability to reach higher elevations efficiently enhances the equipment's versatility and overall efficiency.
  • Reduced Operator Fatigue: Crane pulleys help reduce operator fatigue during material handling operations. The mechanical advantage provided by the pulley system reduces the physical effort required by the operator to lift and control heavy loads. This relieves the operator of excessive strain and allows them to focus on precise load control and maneuvering. By minimizing operator fatigue, crane pulleys contribute to increased productivity and safer working conditions.
  • Safety Enhancements: Crane pulleys often incorporate safety features that enhance the reliability and safety of lifting equipment. These features can include load limiters, anti-sway systems, or emergency stop mechanisms. Load limiters prevent the crane from exceeding its maximum load capacity, protecting the equipment and preventing accidents. Anti-sway systems minimize load swing, improving stability and load control. Emergency stop mechanisms allow for immediate cessation of operations in case of emergencies or hazardous situations. The inclusion of these safety enhancements ensures the reliability and safe operation of lifting equipment.

In summary, crane pulleys contribute significantly to the overall efficiency and reliability of lifting equipment. They provide a mechanical advantage, enabling cranes to lift heavier loads with less effort. The pulley system allows for precise load control, efficient load distribution, and flexibility in lifting heights. By reducing operator fatigue and incorporating safety features, crane pulleys enhance productivity, minimize the risk of accidents, and ensure the reliability and longevity of lifting equipment.

crane pulley

How are crane pulleys customized for specific load-bearing requirements?

Crane pulleys can be customized to meet specific load-bearing requirements. Here's a detailed explanation of how crane pulleys are tailored for specific needs:

  • Load Capacity: Crane pulleys are designed and customized to handle different load capacities. The load capacity of a pulley depends on factors such as the strength and durability of the materials used, the diameter of the sheaves, and the number of sheaves in the pulley system. Pulleys can be engineered to accommodate a wide range of load capacities, from smaller loads in light-duty applications to extremely heavy loads in heavy industrial settings.
  • Sheave Diameter: The diameter of the sheaves can be customized based on the specific load-bearing requirements. Larger sheave diameters are typically used for heavy loads as they reduce the bending stress on the lifting cable or rope. By increasing the sheave diameter, the contact area between the sheaves and the rope or cable increases, distributing the load over a larger surface area and reducing wear and stress on the lifting medium.
  • Sheave Material: The choice of sheave material is important for meeting load-bearing requirements. Different materials offer varying levels of strength, durability, and resistance to wear and corrosion. The sheaves can be customized using materials such as steel, cast iron, or high-strength alloys to ensure they can withstand the specific load demands and operating conditions of the lifting task.
  • Multiple Sheave Configurations: Crane pulleys can be customized with different configurations of multiple sheaves to accommodate specific load-bearing requirements. The number of sheaves in a pulley system affects the mechanical advantage and load capacity. By adjusting the number and arrangement of sheaves, the pulley system can be optimized for different load-bearing scenarios, providing the necessary mechanical advantage and handling capacity.
  • Sheave Grooves: The groove configuration on the sheaves can be customized to match the characteristics of the lifting medium. Different types of ropes or cables have specific groove profiles to ensure secure engagement and prevent slippage. Customized sheave grooves distribute the load evenly across the lifting medium, reducing wear and maximizing safety.
  • Application-Specific Design: Crane pulleys can be designed and customized for specific applications. For example, in industries such as construction or offshore operations, where environmental conditions may be harsh or corrosive, pulleys can be coated or treated to enhance their resistance to corrosion. In specialized lifting tasks, such as handling delicate or sensitive materials, pulleys can be designed with additional features like cushioning or shock absorption to protect the load.

In summary, crane pulleys can be customized in terms of load capacity, sheave diameter, sheave material, multiple sheave configurations, sheave grooves, and application-specific design. These customizations ensure that the crane pulleys are well-suited for the specific load-bearing requirements, providing the necessary strength, durability, and performance for efficient and safe lifting operations.

crane pulley

What is a crane pulley, and how is it used in lifting and hoisting operations?

A crane pulley is a type of pulley specifically designed for lifting and hoisting operations in crane systems. It plays a crucial role in the mechanical advantage and efficiency of the lifting process. Here's a detailed explanation of what a crane pulley is and how it is used in lifting and hoisting operations:

Definition and Design:

A crane pulley is a wheel or a set of wheels with a grooved rim designed to guide and support a lifting cable or rope. It typically consists of a central axle, known as the sheave, mounted on a frame or housing. The sheave has a groove around its circumference to accommodate the lifting cable or rope. The design of the pulley may vary depending on the specific crane system, load capacity, and application requirements.

Mechanical Advantage:

The primary purpose of a crane pulley is to provide a mechanical advantage in lifting and hoisting operations. By utilizing a combination of fixed and movable pulleys, the pulley system effectively multiplies the force applied by the crane operator. This mechanical advantage allows for the lifting of heavier loads with reduced effort. The number and arrangement of pulleys in the system determine the degree of mechanical advantage achieved. Common configurations include single pulley, double pulley, and multiple pulley systems.

Load Distribution:

A crane pulley helps distribute the load evenly across the lifting cable or rope. As the cable wraps around the sheave, the load is spread over a larger surface area, reducing the stress and potential wear on the cable. This load distribution is essential for maintaining the integrity and safety of the lifting system. The groove on the sheave ensures that the cable remains properly aligned and securely seated during the lifting operation.

Directional Changes:

In lifting and hoisting operations, a crane pulley is also used to change the direction of the lifting force. By redirecting the cable or rope, the pulley allows the load to be lifted vertically or moved horizontally as required. This directional flexibility is particularly useful in complex lifting scenarios where precise positioning or maneuvering of the load is necessary.

Wire Rope Support and Protection:

A crane pulley provides support and protection to the wire rope or lifting cable. The groove on the sheave prevents the rope from slipping or twisting during the lifting process. It also minimizes friction between the rope and the pulley, reducing wear and extending the rope's lifespan. Some crane pulleys incorporate additional features such as bearings or bushings to further enhance the smooth operation of the pulley system.

Application in Crane Systems:

Crane pulleys are integral components of various crane systems, including overhead cranes, tower cranes, mobile cranes, and gantry cranes. These systems are commonly used in construction sites, manufacturing facilities, ports, and other industrial settings for lifting and moving heavy loads. The crane pulley, along with other components such as the hoist motor, wire rope, and control mechanisms, enables precise and controlled lifting operations.

In summary, a crane pulley is a specialized pulley used in lifting and hoisting operations. It provides a mechanical advantage, distributes the load, changes the direction of the lifting force, and supports the wire rope or lifting cable. Crane pulleys are essential components in crane systems and play a crucial role in ensuring the efficiency, safety, and effectiveness of lifting operations.

China wholesaler Flexible Steering Rust Resistant and Durable The SAE 1035 Casting Crane Rope Pulley   pulley puller		China wholesaler Flexible Steering Rust Resistant and Durable The SAE 1035 Casting Crane Rope Pulley   pulley puller
editor by CX

2024-04-19

Crane pulley

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