China factory Constructrion Passenger Material Hoist Spider Coupling for Rubber

Product Description

Constructrion Passenger Material Hoist Spider Coupling for Rubber

Product Description

Plum-shaped flexible coupling consists of 2 prongs of the same shape with the coupling half and elastic components, the use of plum-shaped elastic element is placed between the 2 halves of the coupling prongs in order to achieve the 2 coupling halves connection. With a two-axis compensation relative offset , shock absorption, cushioning , small radial size , simple structure, no lubrication , high load capacity , easy maintenance, etc. , but replace the elastic element coupling halves need to move axially . Suitable for connecting 2 coaxial, frequent starting , low-speed , medium power transmission shaft lines require high reliability work site, not suitable for heavy load and axial dimensions after restricted , replace the elastic element of the difficulties the 2 axes site .

why choose our product

Cheaper price than CHINAMFG brands, good quality.
 

Features:

1. The intermediate elastomeric coupler
2. Can absorb the vibration , compensate the radial , angular and axial misalignment
3. Anti- oil and electrical insulation
4. clockwise and counterclockwise rotation characteristics are identical
5. Locate the screws

Certifications

Company Profile

FAQ

1. What are your main products?
We produce Construction Hoist (also called construction elevator, construction lift) and spare parts of it.

2. Are all Construction Hoist the same from all Vendors & Manufacturers?
Our High rise building construction hoist with VFD for lifting materials and passengers have exported to Europe, Middle and southern America, most of Asia, and some countries from Africa, about 50 countries. We can well match European standards, Russia standards and America standards. We have technology for develope new design ability and we support many customer with good solutions to solve their construction site special vertical access problems.

3. Do your products have some certificates?
Yes. Our Construction Hoist have passed CE ,ISO  Certificates.

4. What are the payment terms and the delivery time?
Payment terms are T/T and LC. We will ship the cargo within 7-21 days after receiving the 30% deposit.

5. Are you manufacturer or the trader?
We are manufacturer with 17 years maker experiences, have advanced production line and inspection device. Our Research and development team have got many praise from customers.

6. Will you develop distributor and sole agent?
Yes, should you have any interest to be our distributor and agent, please let us know in any ways. Sole agent is available depend on the sales turnover.

7. Where do you ship to and what countries have you done business in?
We provide quick and efficient shipping to countries all over the world from HangZhou port or other China port.
We have done business with customers in many countries, such as Mexico, Brazil, Korea, Malaysia, Thailand, India, Vietnam, Indonesia, UAE, Qatar, Kuwait,Saudi Arabia etc.

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How does a spider coupling compare to other types of couplings, such as jaw couplings or gear couplings?

Spider couplings, jaw couplings, and gear couplings are all commonly used in mechanical systems for power transmission and misalignment compensation. Each type of coupling has its own unique characteristics and advantages. Here’s a comparison:

• Spider Couplings: Spider couplings, also known as flexible couplings or jaw/spider couplings, use an elastomeric spider to transmit torque and accommodate misalignment. They are known for their flexibility, vibration dampening, and ability to handle angular, radial, and axial misalignment. Spider couplings are suitable for a wide range of applications and are cost-effective solutions for moderate torque requirements and misalignment compensation.
• Jaw Couplings: Jaw couplings consist of two hubs with curved jaws that interlock and transmit torque. They are simple to install and provide a secure connection. However, jaw couplings are less effective in accommodating misalignment compared to spider couplings. They are suitable for applications with minimal misalignment and moderate torque transmission.
• Gear Couplings: Gear couplings use toothed gears to transmit torque between shafts. They are robust and capable of transmitting high torque while accommodating some misalignment. Gear couplings are often used in heavy-duty applications that require precise torque transmission and can tolerate limited misalignment.

When comparing these couplings, spider couplings stand out for their versatility in handling various types of misalignment and providing vibration dampening. Jaw couplings are simpler and suitable for applications with minimal misalignment, while gear couplings excel in heavy-duty applications with high torque requirements. The choice between these couplings depends on the specific requirements of the application, including torque, misalignment compensation, space limitations, and cost considerations.

Can you explain the concept of torsional stiffness in relation to spider couplings?

Torsional stiffness is a crucial concept in the design and functionality of spider couplings. It refers to the ability of a coupling to resist rotational deformation (twisting) when subjected to a torque load. In other words, torsional stiffness measures how much a coupling can maintain its shape and transmit torque without excessive twisting or deformation.

In the context of spider couplings:

• High Torsional Stiffness: A coupling with high torsional stiffness exhibits minimal angular deflection or twisting when torque is applied. This ensures accurate torque transmission and precise alignment between connected shafts. High torsional stiffness is especially important in applications that require accurate positioning and synchronization.
• Low Torsional Stiffness: A coupling with low torsional stiffness allows for some degree of angular misalignment between shafts and can accommodate slight variations in torque load. This flexibility can be advantageous in applications where misalignment or shock absorption is necessary.

When selecting a spider coupling for a specific application, the torsional stiffness of the coupling needs to be considered based on the requirements of the machinery system. The choice between high and low torsional stiffness depends on factors such as the level of precision needed, the type of load, the degree of misalignment, and the overall performance objectives.

It’s important to note that while torsional stiffness is a key consideration, other factors like the material of the elastomeric spider, size of the coupling, and the type of spider profile also play a role in the coupling’s overall performance and behavior.

What are the advantages of using a spider coupling in industrial applications?

Spider couplings offer several advantages that make them a popular choice for various industrial applications. Here are the key advantages:

• Misalignment Compensation: Spider couplings can accommodate angular, axial, and parallel misalignments between connected shafts. This ability to compensate for misalignment reduces stress on components and extends equipment lifespan.
• Flexibility: The elastomeric spider provides flexibility that allows for slight movements between the shafts. This flexibility helps prevent excessive wear, reduces vibration transmission, and minimizes the risk of component failure.
• Vibration Dampening: The elastomeric material of the spider acts as a shock absorber, dampening vibrations generated by rotating machinery. This can lead to improved equipment performance, reduced noise, and enhanced operator comfort.
• Easy Installation: Spider couplings have a simple design with minimal components, making them easy to install and replace. Their design eliminates the need for precise alignment during installation, saving time and effort.
• Torque Transmission: Spider couplings efficiently transmit torque from one shaft to another, ensuring that power is effectively transferred between connected components.
• Minimal Maintenance: Spider couplings require minimal maintenance due to their self-lubricating and wear-resistant elastomeric material. This reduces downtime and maintenance costs for industrial machinery.
• Compact Design: Spider couplings have a compact and lightweight design, making them suitable for applications where space is limited. Their small size allows for easy integration into various systems.
• Cost-Effective: Spider couplings are relatively inexpensive compared to other coupling types, making them a cost-effective solution for a wide range of industrial applications.
• Electric Insulation: In applications where electrical isolation is important, spider couplings made from electrically insulating materials can prevent the transmission of electrical currents between shafts.
• Wide Range of Sizes: Spider couplings are available in various sizes and configurations to accommodate different shaft diameters and torque requirements.

Due to these advantages, spider couplings are commonly used in industries such as manufacturing, automation, packaging, material handling, and more, where flexibility, misalignment compensation, and efficient torque transmission are essential for optimal equipment performance.

editor by CX 2024-05-09