China Best Sales Single-Rope Mine Drum Hoister Elevator Sheave Pulley idler pulley

Product Description

Single-Rope Mine Drum Hoister Elevator Sheave Pulley
 

Product Description

Xihu (West Lake) Dis. wheel device can transport the whole under the premise of swimming round and fixed wheel adopts integral cast joint structure, wheel hub, wheel rim for cast steel materials, spoke for the channel steel, after welding the whole annealing process again. 

Considering the replacement bearing maintenance convenient, leave replace bearing remove space, guide wheel device structure adopted eccentric layout. 

Xihu (West Lake) Dis. shaft using middle carbon alloy steel forging whole, adopting the structure of the cast joint pulley, equipped with PVC or nylon liner, protect the wire rope. 

Imported or domestic spherical roller bearings, also can install bearing temperature measuring element. 

In order to prolong the service life of wire rope, rim inside wedge liner with wear-resisting, withstand voltage, using D660 (1571) or nylon liner. 

1) eccentric layout: on 1 side of a winding wheel have replaced bearing dismantling space, can not remove the pulley mechanism, only for bearing maintenance and replacement. 
2) symmetry layout: relative with 4 wheels on both sides of the 2 bearing seat is symmetrical, but need to replace the bearing shell, only to remove the pulley mechanism. 
 
sheave pulley and the common malfunction and technical guide wheel 

1) to the problem of old structure pulley sliding bearing to burn tile should improve lubrication way; Because of the pulley is installed on the daily maintenance inconvenience, should add temperature alarm device, so as to timely maintenance to prevent the tile burning failure, or the original sliding bearing replacement into rolling bearing structure 

2) for old structure pulley rope groove without liner, can no longer add padding on the original rope groove, need to change a gasketed pulley, adjacent assembly size can remain motionless, and installation 

3) for mountain transportation difficulties or have some difficulties in roadway transportation in underground mine, the pulley is (guide wheel) change the structure into 2 or 4 and a half of head sheave.

 

Company Profile

FAQ

Q: Why we believe in HangZhou CHINAMFG industries co., ltd:
A: 1. More than 30 years experience.
     2.We are the leading professional supplier of mining machinery, construction machinery, machines casting and forged parts.
     3. All products achieved ISO9901:2000 quality management certificate and CE, ROHS certificates.
 
Q:Delivery time
A: Parts lead time 1-2months, machines 2-3months.

Q:Payment terms
A: Accept payment type: T/T, L/C, Western union,Cash.
30% deposit when signed contract. Full payment paid before shipping
 
Q: Quality warranty?
A: Guarantee time: 1 year for main machinery. If something wrong we will provide the technical advice and find solution immediately. For those wearing parts we guarantee high quality parts for long-term supply.
 
Q: After sales service?
A: we can supply technical guide for machines running test and parts maintenance if end user needs.
 

After Sales Service

ZTIC Heavy Industries is your business partner in the After Market.
 

ZTIC  able to provide:
1.    ENGINEERED SPARES –  DESIGN AND MANUFACTURING
2.    LARGE VOLUME STEEL AND IRON CASTING FOUNDARIES
3.    HUGE MACHINE SHOP CAPABILITIES
4.    TRAINING PROGRAMMES
5.    PREVENTATIVE MAINTENANCE PROGRAMS
6.    PREVETATIVE MAINTENANCE SERVICES
7.    COMPREHENSIVE MAINTENANCE PROGRAMS

 

After-sales Service: Twenty Four Hour Online
Warranty: 1 Year
Type: Single-Rope Mine Hoister
Driven Type: AC
Speed: Single-Rope Mine Hoister
Carrying Capacity: Single-Rope Mine Hoister
Customization:
Available

|

Customized Request

rope pulley

What impact does rope pulley design have on load-bearing capacity and overall performance?

The design of a rope pulley has a significant impact on its load-bearing capacity and overall performance. Here’s a detailed explanation:

Groove Shape:

The shape of the groove in a rope pulley affects its load-bearing capacity and performance:

1. V-Shaped Groove: A V-shaped groove design is commonly used in pulleys. It provides better engagement with the rope, allowing for increased load-bearing capacity. The V-shape helps prevent the rope from slipping out of the groove and improves the pulley’s ability to distribute the load evenly.

2. U-Shaped Groove: U-shaped grooves are also utilized in certain pulley designs. While they may not offer the same level of load-bearing capacity as V-shaped grooves, they provide a smoother surface for the rope to run on. U-shaped grooves are often used in applications where minimizing rope wear and friction is a priority.

3. Flat or Round Groove: Some pulleys have flat or round grooves. These designs are typically used in low-load applications where rope wear and friction are not significant concerns. Flat or round grooves may be found in pulleys used for light-duty tasks or in situations where the primary focus is redirecting the rope rather than maximizing load-bearing capacity.

Material:

The choice of material for the pulley affects its load-bearing capacity, durability, and overall performance:

1. Metal: Metal pulleys, such as those made from aluminum or steel, are known for their strength and high load-bearing capacity. They are commonly used in heavy-duty applications where substantial loads are involved. Metal pulleys provide durability and resistance to wear, making them suitable for demanding environments.

2. Plastic: Plastic pulleys are lightweight, cost-effective, and suitable for lighter loads or non-industrial applications. They may be used in residential settings, recreational activities, or situations where weight reduction is a priority. Plastic pulleys can offer smooth operation and are less likely to cause damage to ropes or cables.

3. Composite: Composite pulleys are constructed using a combination of materials, such as fiberglass or carbon fiber reinforced with polymers. These pulleys provide a balance between strength, weight reduction, and resistance to corrosion. Composite pulleys are often utilized in outdoor and marine applications where exposure to moisture or harsh environments is a concern.

Bearing Type:

The bearing type used in a rope pulley impacts its overall performance:

1. Bushings: Pulleys with bushings are cost-effective and suitable for light to moderate loads. Bushings provide a friction interface between the pulley and the axle, allowing for smooth rotation. However, they may require periodic lubrication to maintain optimal performance.

2. Ball Bearings: Pulleys equipped with ball bearings offer superior performance, especially in high-load or high-speed applications. The ball bearings reduce friction and enable the pulley to rotate smoothly. Ball-bearing pulleys are commonly used in industrial settings, where efficiency and reliability are paramount.

3. Roller Bearings: Roller bearings provide enhanced load-bearing capacity and durability compared to bushings or ball bearings. They can handle heavy loads and are often used in demanding industrial applications.

The design of a rope pulley, including the groove shape, material choice, and bearing type, directly influences its load-bearing capacity and overall performance. Selecting the appropriate pulley design based on the specific application requirements is crucial for ensuring safe and efficient operation.

Additionally, it’s important to follow manufacturer guidelines and industry standards when selecting and using rope pulleys to ensure compatibility, safety, and optimal performance.

rope pulley

What maintenance practices should be followed to ensure the reliability of rope pulleys?

To ensure the reliability of rope pulleys, several maintenance practices should be followed. Here’s a detailed explanation:

1. Regular Inspection: Conduct regular visual inspections of rope pulleys to identify any signs of wear, damage, or misalignment. Inspect the sheaves, bearings, axles, and attachment points for any abnormalities. Promptly address any issues to prevent further damage and ensure the smooth operation of the pulley system.

2. Cleaning: Keep the rope pulleys clean and free from dirt, debris, or contaminants. Use appropriate cleaning methods and tools to remove any buildup that can impair the pulley’s performance or cause unnecessary wear on the rope.

3. Lubrication: Follow the manufacturer’s recommendations for lubrication. Apply the appropriate lubricant to the bearings, axles, and other moving parts to reduce friction and ensure smooth rotation. Regularly check and replenish lubrication as needed, taking into account the operating conditions and load requirements.

4. Tension Adjustment: Maintain the proper tension in the rope. Periodically check the tension and adjust it as necessary to prevent slack or excessive tension, which can affect the pulley’s performance and increase wear on both the rope and the pulley.

5. Replacement of Worn Components: Over time, certain components of rope pulleys may wear out and require replacement. This includes worn-out sheaves, damaged bearings, or deformed axles. Regularly inspect these components and replace them when necessary to maintain the reliability and integrity of the pulley system.

6. Environmental Considerations: Take into account the environmental conditions in which the rope pulleys operate. For example, in corrosive environments, use pulleys made from corrosion-resistant materials or apply appropriate coatings to protect against corrosion. Consider environmental factors such as temperature, humidity, and exposure to chemicals when determining the maintenance practices for rope pulleys.

7. Training and Documentation: Ensure that maintenance personnel receive proper training on inspecting, cleaning, lubricating, and maintaining rope pulleys. Keep detailed documentation of maintenance activities, including inspection results, lubrication schedules, and component replacements. This documentation helps track the maintenance history and enables proactive maintenance planning.

8. Manufacturer’s Guidelines: Always refer to the manufacturer’s guidelines and recommendations for maintenance practices specific to the rope pulleys being used. Manufacturers often provide specific instructions on inspection intervals, lubrication types, and other maintenance considerations to maximize the reliability and lifespan of their pulley products.

By following these maintenance practices, the reliability of rope pulleys can be ensured. Regular inspections, proper cleaning, lubrication, tension adjustment, component replacement, consideration of environmental factors, training of personnel, and adherence to manufacturer’s guidelines all contribute to the longevity and smooth operation of rope pulley systems.

rope pulley

Are there variations in rope pulley sizes and configurations?

Yes, there are variations in rope pulley sizes and configurations to cater to different applications and load requirements. Here’s a detailed explanation:

1. Sizes: Rope pulleys come in a range of sizes to accommodate various rope diameters and load capacities. Smaller pulleys are typically used for lighter loads or in situations where space is limited. Larger pulleys are employed for heavier loads and applications where additional mechanical advantage is required. The size of the pulley is determined based on factors such as the diameter and type of rope used, the anticipated load, and the available space for installation.

2. Configurations: Rope pulleys can be configured in different ways to suit specific requirements. Some common configurations include:

  • Single Pulley: A single pulley consists of a single wheel with a grooved rim and a stationary or movable axle. It is used for basic redirection of force and change in direction.
  • Double Pulley: A double pulley, also known as a block and tackle, consists of two pulleys mounted on a common axle. It provides increased mechanical advantage by dividing the load between the two ropes. Double pulleys are commonly used in lifting heavy loads.
  • Multiple Pulleys: Pulley systems can be created by combining multiple pulleys. These systems can include fixed and movable pulleys arranged in various configurations, such as the compound pulley system or the complex block and tackle system. Multiple pulley configurations offer higher mechanical advantage and are used for lifting extremely heavy loads with reduced effort.

The choice of pulley size and configuration depends on factors such as the weight and type of load, the required mechanical advantage, the available space, and the specific application. Engineers, riggers, and designers consider these factors to select the most appropriate pulley size and configuration to ensure safe and efficient lifting and movement of loads.

China Best Sales Single-Rope Mine Drum Hoister Elevator Sheave Pulley   idler pulley	China Best Sales Single-Rope Mine Drum Hoister Elevator Sheave Pulley   idler pulley
editor by CX