Product Description

3V Series Cast Iron Single-Groove QD Sheaves Pulley for 3V Belts

 

Product Description

3V series single-groove QD (quick detachable) bushed sheaves are manufactured for 3V, 3VX, banded 3V, and banded 3VX belts. They range from 2.20″ to 19.00″ in diameter. Depending on the sheave size, they are made to use a JA, SH, SDS, or SK QD bushing, which we also stock. Most of our single-groove 3V QD sheaves are manufactured from a high-strength grade 35 cast iron, are phosphate-coated, and are painted for anti-corrosion. All of them are balanced at the factory for smooth machinery operation.

Product Parameters

Size

Bushing Type

Type

Pitch Diameter

Outside Diameter

(E)

(F)

(L)

(M)

Weight (LBS)

13V220JA JA E 2.15″ 2.20″ 5/8 11/16 1 15/16 0.4
13V235JA JA E 2.30″ 2.35″ 19/32 11/16 1 29/32 0.4
13V250JA JA E 2.45″ 2.50″ 19/30 11/16 1 29/32 0.5
13V265JA JA D 2.60″ 2.65″ 3/8 11/16 1 1/16 0.6
13V280JA JA D 2.75″ 2.80″ 3/8 11/16 1 1/16 0.7
13V300JA JA D 2.95″ 3.00″ 3/8 11/16 1 1/16 0.8
13V315JA JA D 3.10″ 3.15″ 3/8 11/16 1 1/16 0.9
13V335JA JA D 3.30″ 3.35″ 3/8 11/16 1 1/16 1.0
13V365SH SH D 3.60″ 3.65″ 21/32 11/16 1 5/16 1/32 1.3
13V412SH SH D 4.07″ 4.12″ 21/32 11/16 1 5/16 1/32 1.8
13V450SH SH D 4.45″ 4.50″ 21/32 11/16 1 5/16 1/32 2.1
13V475SH SH D 4.70″ 4.75″ 21/32 11/16 1 5/16 1/32 2.4
13V500SH SH D 4.95″ 5.00″ 21/32 11/16 1 5/16 1/32 2.7
13V530SH SH D 5.25″ 5.30″ 21/32 11/16 1 5/16 1/32 2.9
13V560SH SH D 5.55″ 5.60″ 21/32 11/16 1 5/16 1/32 3.0
13V600SH SH D 5.95″ 6.00″ 21/32 11/16 1 5/16 1/32 3.2
13V650SH SH D 6.45″ 6.50″ 21/32 11/16 1 5/16 1/32 4.2
13V690SH SH D 6.85″ 6.90″ 21/32 11/16 1 5/16 1/32 4.4
13V800SDS SDS D 7.95″ 8.00″ 21/32 11/16 1 5/16 1/32 5.8
13V1060SDS SDS D 10.55″ 10.60″ 21/32 11/16 1 5/16 1/32 7.9
13V1400SK SK C 13.95″ 14.00″ 25/32 11/16 1 15/16 15/32 14.8
13V1900SK SK C 18.95″ 19.00″ 25/32 11/16 1 15/16 15/32 24.0

 

Company Profile

 

HZPT is a professional manufacturer of mechanical parts. Our main products are belt pulleys, sprockets, taper sleeves, coupling, and other transmission parts. Its products are mainly exported to Germany, Britain, France, and other European countries, with an annual export value of 18 million US dollars, accounting for more than 65% of the total output. The annual output value reached 200 million yuan.

Our products all adopt international, European, and American advanced industrial standards, use precise and good processing equipment, develop reasonable production technology, apply efficient and flexible management systems, and improve the quality management system to ensure that the product quality is good and the price is affordable.

Our factory adheres to the enterprise concept of “quality: the basis of enterprise survival, integrity: the basis of enterprise development, service: the source of enterprise development, low price: the instrument of enterprise development.” We are always looking CHINAMFG to the presence of customers at home and abroad, seeking CHINAMFG benefits and joint cause development.

Warehouse Stock

The warehouse covers an area of 5000 square CHINAMFG and can provide all kinds of standard models A/B/C/Z, with complete quantity and large quantity in stock. Meanwhile, it accepts all sorts of non-standard customization for drawing production. The daily production capacity is 10 tons, and the delivery time is short.

Packaging & Shipping

 

Experienced Workers Packing Pulleys Carefully, safe wooden cases keep parts from being injured or damaged during sea or air shipment.

 

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Certification: CE, ISO
Pulley Sizes: Type F
Manufacturing Process: Casting
Material: Iron
Surface Treatment: Baking Paint
Application: Chemical Industry, Grain Transport, Mining Transport, Power Plant

cast iron pulley

How are cast iron pulleys integrated into conveyor systems for material handling?

Cast iron pulleys play a crucial role in conveyor systems for material handling, enabling the efficient movement of goods and materials. Their integration involves various components and considerations to ensure smooth operation and optimal performance. Here’s a detailed explanation of how cast iron pulleys are integrated into conveyor systems for material handling:

  • Pulley Types: Conveyor systems utilize different types of cast iron pulleys depending on the specific requirements of the application. Common types include drive pulleys, which transfer power from the motor to the conveyor belt, and idler pulleys, which support and guide the belt. Drive pulleys typically have a larger diameter and are connected to the motor shaft, while idler pulleys are used to maintain belt tension and alignment. The selection of the appropriate pulley types depends on factors such as load capacity, belt speed, and the overall conveyor design.
  • Pulley Placement: The placement of cast iron pulleys within the conveyor system is critical for proper belt tracking and tensioning. Drive pulleys are typically located at the head of the conveyor, where they receive power from the motor and initiate belt movement. Idler pulleys are strategically positioned along the conveyor path to support the belt and maintain its alignment. The number and arrangement of idler pulleys depend on factors such as belt length, load distribution, and the desired belt trajectory.
  • Belt Engagement: Cast iron pulleys are designed with grooves or channels that engage with the conveyor belt. The pulley’s groove profile corresponds to the shape and dimensions of the belt, ensuring proper alignment and grip. The belt wraps around the pulley’s circumference, and the friction between the belt and the pulley surface enables power transmission and movement. The design of the pulley’s groove profile and surface finish is crucial for minimizing belt slippage, optimizing power transfer, and reducing wear on the belt and pulley.
  • Bearing Arrangement: Cast iron pulleys are equipped with bearings to facilitate smooth rotation and reduce friction. The bearings are typically mounted within the pulley’s hub or housing, allowing the pulley to rotate freely on its shaft. Proper bearing selection, placement, and lubrication are essential to ensure reliable and efficient operation. Sealed or shielded bearings may be used to protect against environmental contaminants and extend the bearing’s service life. The pulley’s bearing arrangement should be designed to handle the anticipated loads and provide adequate support for the pulley’s rotational motion.
  • Tensioning and Tracking: Cast iron pulleys play a role in maintaining proper belt tension and tracking. Tensioning mechanisms, such as take-up systems, are often incorporated into the conveyor system to adjust the belt’s tension and compensate for stretching or wear over time. Idler pulleys, positioned strategically along the conveyor path, help maintain the belt’s alignment and prevent tracking issues. Proper tensioning and tracking mechanisms, combined with well-designed pulleys, ensure optimal belt performance, minimize belt wear, and prevent belt misalignment or damage.
  • System Integration: Integrating cast iron pulleys into a conveyor system involves considering the overall design and coordination with other components. This includes aligning the pulley sizes, belt specifications, and drive system requirements. The pulleys should be properly sized to accommodate the anticipated loads and belt speed. Additionally, the pulley’s shaft diameter and keyway design should align with the motor or drive system’s specifications to ensure proper connection and power transmission. Proper integration ensures the smooth operation and efficiency of the conveyor system for material handling.

In summary, cast iron pulleys are integrated into conveyor systems for material handling through careful consideration of pulley types, placement, belt engagement, bearing arrangement, tensioning and tracking mechanisms, and overall system integration. By selecting the appropriate pulley types, positioning them correctly, ensuring proper belt engagement and tensioning, and coordinating with other system components, engineers can design conveyor systems that efficiently transport materials, minimize belt wear, and ensure reliable performance in various material handling applications.

cast iron pulley

How do cast iron pulleys handle variations in load capacity and speed?

Cast iron pulleys are designed to effectively handle variations in load capacity and speed, offering reliable power transmission in machinery and mechanical systems. Their construction and characteristics allow them to adapt to different operating conditions. Here’s a detailed explanation of how cast iron pulleys handle variations in load capacity and speed:

  • Load Capacity: Cast iron pulleys are known for their high load-bearing capacity. The material composition and structural design of cast iron pulleys enable them to handle heavy loads without deformation or failure. When subjected to varying load capacities, cast iron pulleys distribute the load evenly across their surfaces, minimizing stress concentration and ensuring efficient power transmission. This capability makes cast iron pulleys suitable for applications that involve fluctuating or high loads.
  • Speed Variation: Cast iron pulleys can accommodate variations in speed effectively. The pulley’s diameter and groove configuration play a crucial role in determining the speed ratio between the driving and driven components. By selecting the appropriate pulley size and groove arrangement, the speed of power transmission can be adjusted to meet specific requirements. Cast iron pulleys can handle both high-speed and low-speed applications, providing reliable power transmission across a wide range of operating speeds.
  • Belt Selection: The choice of belt type and size is another factor that allows cast iron pulleys to handle load capacity and speed variations. Different types of belts, such as V-belts, flat belts, or timing belts, have varying load-carrying capacities and speed capabilities. Cast iron pulleys can be paired with the appropriate belt based on the specific application requirements. The selection of the right belt ensures optimal power transmission and allows the cast iron pulley to handle variations in load capacity and speed effectively.
  • Pulley Configuration: Cast iron pulleys are available in a variety of configurations, such as single groove, multi-groove, stepped, or variable speed pulleys. These different configurations allow for flexibility in power transmission systems, enabling adjustments to load capacity and speed variations. For example, multi-groove pulleys provide the option to use multiple belts, distributing the load across several grooves and increasing load capacity. Stepped or variable speed pulleys allow for stepwise or continuous speed adjustments, accommodating changes in operating conditions.
  • Engineering Considerations: Proper engineering and design considerations play a crucial role in ensuring that cast iron pulleys handle variations in load capacity and speed effectively. Factors such as calculating the appropriate pulley size, selecting the right belt type, ensuring proper alignment, and considering dynamic factors like torque and inertia are essential for optimizing power transmission performance. By taking these factors into account, engineers can design power transmission systems that maximize the capabilities of cast iron pulleys under varying load and speed conditions.

In summary, cast iron pulleys handle variations in load capacity and speed through their inherent strength, adaptable pulley configurations, suitable belt selection, and proper engineering considerations. Their ability to distribute loads evenly, accommodate different operating speeds, and work in conjunction with compatible belts makes them reliable components for power transmission, ensuring efficient and effective performance in machinery and mechanical systems.

cast iron pulley

What are the key characteristics of a cast iron pulley’s construction?

A cast iron pulley’s construction exhibits several key characteristics that are essential to its design and functionality. Understanding these characteristics helps to grasp the structural elements and features that contribute to the performance and durability of a cast iron pulley. Here’s a detailed explanation of the key characteristics of a cast iron pulley’s construction:

  • Material: A cast iron pulley is primarily constructed using cast iron, a type of iron alloy known for its strength and durability. Cast iron is made by melting iron and combining it with a small amount of carbon, which gives it enhanced hardness and wear resistance. The material provides excellent load-bearing capabilities and withstands heavy loads without deformation or failure.
  • Pulley Rim: The pulley rim is a prominent feature of a cast iron pulley. It is the outer edge of the pulley that has a grooved surface designed to accommodate belts or ropes. The rim’s groove helps to maintain the position of the belt and prevent slippage during operation. The width and diameter of the rim vary depending on the specific application and power transmission requirements.
  • Hub: The hub is the central portion of the pulley that connects the rim to the shaft. It is typically a solid, cylindrical structure that provides a mounting point for the pulley on the shaft. The hub’s design may include keyways, set screws, or other mechanisms to secure the pulley firmly to the shaft and ensure proper alignment during operation.
  • Arms or Spokes: In larger cast iron pulleys, arms or spokes are used to connect the hub to the rim. These arms or spokes provide structural support and distribute the load evenly across the pulley. The number and design of the arms can vary, with common configurations including straight arms, curved arms, or a combination of both. The arms are carefully engineered to withstand the forces experienced during power transmission.
  • Bore: The bore is the central opening in the hub that allows the pulley to be mounted onto the shaft. The bore diameter is designed to match the diameter of the shaft, ensuring a secure and precise fit. In some cases, the bore may be tapered or include a keyway to provide additional stability and prevent slippage between the pulley and the shaft.
  • Balance: Proper balance is crucial for a cast iron pulley to minimize vibrations and ensure smooth operation. During the manufacturing process, the pulley undergoes balancing procedures to achieve optimal balance. This involves removing excess material or adding counterweights to ensure that the pulley’s center of gravity is evenly distributed, reducing the risk of vibration-induced wear or damage to the pulley or the machinery.
  • Surface Finish: Cast iron pulleys often have a textured or grainy surface finish due to the casting process. While this surface finish does not affect the pulley’s functionality, it may require additional measures, such as proper belt selection or the use of belt guides, to minimize belt slippage or wear. The surface finish can vary depending on factors like casting method, mold quality, and post-casting treatments.

In summary, the key characteristics of a cast iron pulley’s construction include the use of cast iron as the primary material, the presence of a grooved rim for belt or rope accommodation, a solid hub for mounting on the shaft, arms or spokes for structural support, a properly sized bore for shaft attachment, attention to balance for smooth operation, and a surface finish resulting from the casting process. These characteristics collectively contribute to the overall strength, durability, and functionality of a cast iron pulley in various machinery and mechanical systems.

China high quality 3V Series Cast Iron Single-Groove Qd Sheaves Pulley for 3V Belts   idler pulley	China high quality 3V Series Cast Iron Single-Groove Qd Sheaves Pulley for 3V Belts   idler pulley
editor by CX

2024-04-08

Cast Iron Pulley

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