China supplier Strong Strength Crane Lifting Hook Pulley for Sale with Hot selling

Product Description

Strong Strength Crane Lifting Hook Pulley for Sale

ZheJiang CHINAMFG Heavy Industry Machinery Co., Ltd. is mainly engaged in the design, manufacture,installation and maintenance of single girder overhead cranes(LD Models), Double Girder Overhead Cranes (LH,QD etc),gantry cranes(MH,MDG..),Jib cranes(BZ,QZ,MZ etc),  frequency inverter cranes, Explosion-proof series cranes(LB,QB etc), Cranes with grab bucket, Low headroom  Hoist, Electric Winches, Construction Cranes, Clean Room Cranes and CD1 MD1 HC Electric Hoist, Hand Chain Hoist ETC...

We are a member of China Lifting Industry Association, safety-recognized enterprise, national crane machinery designated production organizations, we have obtained mechanical engineering "design certificate", and the national issued crane "manufacturing permit",installation and maintenance, renovation and maintenance of the "License" and so on.

In the past 10 years, we are aiming at China domestic market and become a leading manufacturer in China. Also, with the help of China trading companies  we have exported our products to many countries such as Vietnam, Philippines, Sri Lanka, Bangladesh, France, Dubai, Kazakhstan, Russia, Tanzania ,Peru , Newzealand,etc countries .  We got 99% good feedback from the overseas customers. 

Now we are not only aiming at China domestic market growth ,but also to expand the international market with our quality and price advantages.  Send us an inquiry now.

The company has 6 functional departments, including R&D department, sales department, materials supply department, production department, QC department,after-sales department. There are 16 workshops including electrical, riveting, forging, assembly, heat treatment, machining and maintenance.

Our company produces various lifting equipment and loading and unloading. The equipment is 30,000 tons and the sales income is 360 million yuan. 18 offices and 76 sales and service agencies in power plants, industrial and mining enterprises, and port terminals.

We offer all kinds of mechanial parts and electric parts for overhead cranes, jib cranes, gantry cranes etc, welcome to contact us for a quotation of the crane parts, customized parts accpeted for your special requirements.

 

Safety Devices for overhead bridge crane:
 
To guarantee the normal operation of crane and avoid the personal casualty and mechanical damage, the safety device we
provide are not only the electric protective devices or alarm CHINAMFG but also other
equipments as following:
1.Overload Limit Switch
2. Rubber Buffers
3.Electric Protective Devices
4.Emergency Stop System
5.Voltage Lower Protection Function
6. Current Overload Protection System
7. Rail Anchoring
8.Lifting Height Limit Device

Advantages of a single girder design:
1)Less expensive due to a simpler trolley design, reduced freight costs, simplified and faster installation, and less material for the
bridge and runway beams.

2)Most economical option for light to medium-duty cranes

3)Lower loads on the building structure or foundations due to a reduced deadweight. In many cases, it can be supported by existing
roof structure without the use of additional support columns.

4)Better hook approach for both trolley travel and bridge travel

5)Easier to install, service, and maintain

6)Ideal for workshops, warehouses, material yards, and manufacturing and production facilities

7)Lighter load on runway rails or beams means less wear on the beams and end truck wheels over time

8)Great for facilities with low headroom

FAQ ABOUT MINGD CRANES:
 
1.Can the cranes be customized?
Yes,every customer's working condition is different, all of our products can be customized depend on customers' requirements.
Please give us the information as clear as you can, so we can give our best design to suit for your demands.
 
2.How many operation methods for my selections?
We provide pendent controller with push button control type, remote control type or cabin control type.Please tell us what kind
of operation way you need.
 
3.I have low headroom in my workshop, is it possible to install a crane in it?
We have special products for low headroom workshop, our engineer can give the best design according to your dimensions.
 
4.Do you supply lift tools?
Yes, we can provide any kind of lifting tools such as hook, electromagnetic, grab bucket etc...
 
5.In order to offer the most suitable design solution for you, it will be great helpful if you can offer us the following information to us:
1. Lifting capacity.
2. Span length.(rail center to rail center)
3. Lifting height.(hook center to ground)
4. Have you installed the rails? Do you need us to supply the rails? How long is it?
5. Power supply: Voltage.
6. Working condition: what kind of material to lift? temperature?
7. It would be much better if it is possible for you to offer the drawing photo of your workshop.

Certificates:
 

Customized Design &Production Accepted According to Your Using
Situation, Please Contact Us for Further Communication:
 
Tel: 13953895525
Website: mdcrane
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Certification: GS, CE, ISO9001
Condition: New
Operation Form: Remote Control
Maximum Lifting Height: 6m, 9m, 12m, 18m, 24m, 30m
Maximum Lifting Weight: 0.5ton-32ton
Main Girder Form: Single Girder
Customization:
Available

|

Customized Request

crane pulley

How do you select the right crane pulley configuration for a specific lifting task?

When selecting the appropriate crane pulley configuration for a specific lifting task, several factors need to be considered. Here's a detailed explanation:

Selecting the right crane pulley configuration is crucial to ensure safe and efficient lifting operations. The following steps can help in the selection process:

  1. Determine the Load: Start by understanding the characteristics of the load to be lifted. Consider factors such as its weight, dimensions, shape, and stability. This information will help determine the required load capacity and the number of sheaves needed in the pulley system.
  2. Assess the Lifting Mechanism: Evaluate the lifting mechanism of the crane being used. Different crane types, such as mobile cranes, tower cranes, or overhead cranes, may have specific requirements for pulley configurations. Consider the crane's capacity, lifting speed, and available lifting points to ensure compatibility with the desired pulley configuration.
  3. Determine the Required Mechanical Advantage: Calculate the mechanical advantage required for the lifting task. This involves considering the weight of the load and the force available from the lifting equipment. The mechanical advantage helps determine the number of sheaves required in the pulley system to achieve the desired lifting capacity and ease of operation.
  4. Evaluate Environmental Factors: Take into account the environmental conditions in which the lifting task will be performed. Factors such as temperature, humidity, dust, and corrosive substances can affect the choice of pulley materials and their durability. In harsh environments, heavy-duty pulleys with corrosion-resistant properties may be necessary.
  5. Consider Load Control and Precision: Determine the level of control and precision required for the lifting task. Some applications may require fine adjustments, precise positioning, or smooth movements. In such cases, pulleys with features like swivel capabilities or adjustable positioning may be necessary to achieve the desired level of control.
  6. Review Safety Requirements: Ensure compliance with safety regulations and standards. Consider incorporating safety features such as load limiters or overload protection devices in the pulley system to prevent accidents and protect the crane and personnel involved in the lifting operation.
  7. Consult Manufacturer Guidelines: Refer to the manufacturer's guidelines and specifications for the crane and pulley system. Manufacturers often provide recommendations and guidelines for selecting the appropriate pulley configuration based on specific crane models and lifting tasks.

By following these steps and considering the load, lifting mechanism, mechanical advantage, environmental factors, load control requirements, safety regulations, and manufacturer guidelines, it is possible to select the right crane pulley configuration for a specific lifting task. Proper selection ensures that the pulley system is capable of safely and efficiently handling the load, providing the necessary control, precision, and safety measures throughout the lifting operation.

crane pulley

How does the configuration of sheaves on a crane pulley affect its performance?

The configuration of sheaves on a crane pulley has a significant impact on its performance. Here's a detailed explanation of how the sheave configuration affects the performance of a crane pulley:

  • Number of Sheaves: The number of sheaves on a crane pulley determines the amount of mechanical advantage it can provide. A single sheave pulley offers a basic mechanical advantage, while a multiple sheave pulley system can provide a higher mechanical advantage by increasing the number of times the rope or cable changes direction. The more sheaves a pulley has, the greater the mechanical advantage and the easier it becomes to lift heavy loads.
  • Sheave Diameter: The diameter of the sheaves affects the efficiency and performance of the crane pulley. Larger sheave diameters reduce the bending stress on the rope or cable, resulting in less friction and improved efficiency. Additionally, larger sheaves offer a greater contact surface area, reducing wear on the rope or cable and prolonging its lifespan.
  • Sheave Material: The material used for the sheaves can impact the performance of the crane pulley. Sheaves are typically made of materials such as steel, cast iron, or high-strength alloys. The choice of material depends on factors like load capacity, durability, and resistance to wear and corrosion. High-quality sheaves with appropriate materials ensure smooth operation, reduced friction, and enhanced longevity.
  • Sheave Grooves: The grooves on the sheaves play a crucial role in maintaining proper alignment and grip of the rope or cable. The groove configuration should match the characteristics of the lifting medium. Different types of ropes or cables require specific groove profiles to ensure secure engagement and prevent slippage. Properly designed sheave grooves distribute the load evenly across the rope or cable, reducing wear and maximizing safety.
  • Sheave Alignment: Correct alignment of the sheaves is essential for optimal performance. Misalignment can lead to increased friction, excessive wear on the rope or cable, and reduced efficiency. Proper alignment ensures smooth movement, reduces energy loss, and minimizes the risk of premature failure of the crane pulley.
  • Sheave Maintenance and Lubrication: Regular maintenance and lubrication of the sheaves are important for their performance. Clean and well-lubricated sheaves reduce friction, prevent corrosion, and ensure smooth operation. Proper maintenance practices, such as inspection for wear or damage and timely replacement of worn-out sheaves, contribute to the overall performance and safety of the crane pulley.

In summary, the configuration of sheaves on a crane pulley, including the number of sheaves, sheave diameter, sheave material, sheave grooves, alignment, and maintenance practices, significantly affects its performance. The right sheave configuration ensures optimal mechanical advantage, reduces friction and wear, improves efficiency, enhances safety, and prolongs the lifespan of the pulley system.

crane pulley

What types of cables or ropes are typically used with crane pulleys?

Crane pulleys are compatible with various types of cables or ropes, depending on the specific requirements of the lifting operation. Here's a detailed explanation of the types of cables or ropes typically used with crane pulleys:

Wire Rope:

Wire rope is one of the most commonly used types of lifting cables with crane pulleys. It consists of multiple strands of steel wires twisted together to form a helix. Wire rope offers excellent strength, durability, and resistance to abrasion and corrosion, making it suitable for heavy-duty lifting operations. It is available in different configurations, including various wire diameters and constructions (e.g., 6x19, 6x37), allowing for customization based on load capacity and application requirements.

Synthetic Rope:

Synthetic ropes, such as nylon, polyester, or high-performance fibers like Dyneema or Spectra, are also used with crane pulleys. Synthetic ropes offer advantages such as high strength-to-weight ratio, flexibility, and resistance to chemicals and UV degradation. They are often preferred in applications where weight reduction, reduced handling hazards, or protection of delicate loads is important. Synthetic ropes are available in different constructions, including braided or twisted configurations, to suit various lifting requirements.

Chain:

While not technically a cable or rope, chain is another type of lifting medium used with crane pulleys. Chains are composed of interconnected links made of steel or alloy materials. They offer high strength, durability, and resistance to abrasion and impact. Crane pulleys designed for chain lifting typically have grooves or teeth that accommodate the links of the chain, ensuring secure engagement and preventing slippage during lifting operations. Chains are commonly used in heavy-duty applications that require robust lifting capabilities.

Fiber Rope:

Fiber ropes, such as manila, sisal, or polypropylene ropes, are used in specific lifting applications where lighter loads are involved. Fiber ropes are lightweight, flexible, and economical. They are typically used in situations where the load capacity requirements are lower, and the emphasis is on cost-effectiveness and ease of handling. However, fiber ropes have lower strength and are more susceptible to wear, degradation, and environmental factors compared to wire rope or synthetic rope.

Specialized Ropes:

In certain specialized applications, specific types of ropes are used with crane pulleys. For example, in high-temperature environments, heat-resistant ropes made of materials like aramid fibers or fiberglass are employed. These ropes can withstand elevated temperatures without compromising their strength or integrity. Similarly, in environments where there is a risk of sparks or electrical hazards, non-conductive ropes made from materials like polypropylene or high-density polyethylene (HDPE) may be used to prevent electrical conductivity.

In summary, crane pulleys are compatible with various types of cables or ropes, including wire rope, synthetic rope, chain, fiber rope, and specialized ropes. The choice of the lifting medium depends on factors such as load capacity, application requirements, strength, durability, resistance to environmental factors, and specific safety considerations.

China supplier Strong Strength Crane Lifting Hook Pulley for Sale   with Hot selling	China supplier Strong Strength Crane Lifting Hook Pulley for Sale   with Hot selling
editor by CX

2024-03-14

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