Product Description
Adjustable Pitch V-Belt Pulleys
Product Description
2AK double groove pulleys are manufactured for 2 banded A-series v-belts or 2 single A-series v-belts, as well as multiple 3L v-belts can also be used with these pulleys. 2AK double groove sheave pulleys are commonly known as double AK pulleys and range in diameter from 2.00″ to 18.25,” but custom ones are also available CHINAMFG request. Double AK series pulleys are typically used in medium to heavy-duty agricultural and industrial applications. Our double v-belt pulleys are manufactured using state-of-the-art techniques combined with premium high-performance and high-strength features like grade 35 cast iron instead of grade 25.
Product Parameters
2AK Series Pulley Size Chart
Size |
Outside Diameter |
Pitch Diameter (4L/A) |
Pitch Diameter (3L) |
Type |
Dimension (F) |
Dimension (L) |
Dimension (P) |
Dimension (C) |
Pulley Weight |
---|---|---|---|---|---|---|---|---|---|
2AK20 | 2.00″ | 1.80″ | 1.46″ | 1 | 1-3/8″ | 1-21/32″ | 15/32″ | 3/16″ | 0.8 LBS |
2AK21 | 2.15″ | 1.90″ | 1.56″ | 1 | 1-3/8″ | 1-21/32″ | 15/32″ | 3/16″ | 0.9 LBS |
2AK22 | 2.25″ | 2.00″ | 1.66″ | 1 | 1-3/8″ | 1-21/32″ | 15/32″ | 3/16″ | 0.9 LBS |
2AK23 | 2.35″ | 2.10″ | 1.76″ | 1 | 1-3/8″ | 1-21/32″ | 15/32″ | 3/16″ | 1.1 LBS |
2AK25 | 2.55″ | 2.30″ | 1.96″ | 1 | 1-3/8″ | 1-21/32″ | 15/32″ | 3/16″ | 1.3 LBS |
2AK26 | 2.65″ | 2.40″ | 2.06″ | 1 | 1-3/8″ | 1-21/32″ | 15/32″ | 3/16″ | 1.4 LBS |
2AK27 | 2.75″ | 2.50″ | 2.16″ | 1 | 1-3/8″ | 1-21/32″ | 15/32″ | 3/16″ | 1.5 LBS |
2AK28 | 2.85″ | 2.60″ | 2.26″ | 1 | 1-3/8″ | 1-21/32″ | 15/32″ | 3/16″ | 1.8 LBS |
2AK30 | 3.05″ | 2.80″ | 2.46″ | 1 | 1-3/8″ | 1-21/32″ | 15/32″ | 3/16″ | 1.8 LBS |
2AK32 | 3.25″ | 3.00″ | 2.66″ | 1 | 1-3/8″ | 1-21/32″ | 15/32″ | 3/16″ | 2.1 LBS |
2AK34 | 3.45″ | 3.20″ | 2.86″ | 1 | 1-3/8″ | 1-21/32″ | 15/32″ | 3/16″ | 2.3 LBS |
2AK39 | 3.75″ | 3.50″ | 3.16″ | 2 | 1-3/8″ | 1-11/32″ | 15/32″ | 1/2″ | 2.6 LBS |
2AK41 | 3.95″ | 3.70″ | 3.36″ | 2 | 1-3/8″ | 1-11/32″ | 15/32″ | 1/2″ | 2.9 LBS |
2AK44 | 4.25″ | 4.00″ | 3.66″ | 2 | 1-3/8″ | 1-11/32″ | 15/32″ | 1/2″ | 3.0 LBS |
2AK46 | 4.45″ | 4.20″ | 3.86″ | 2 | 1-3/8″ | 1-11/32″ | 15/32″ | 1/2″ | 3.1 LBS |
2AK49 | 4.75″ | 4.50″ | 4.16″ | 2 | 1-3/8″ | 1-11/32″ | 15/32″ | 1/2″ | 3.6 LBS |
2AK51 | 4.95″ | 4.70″ | 4.36″ | 2 | 1-3/8″ | 1-11/32″ | 15/32″ | 1/2″ | 3.8 LBS |
2AK54 | 5.25″ | 5.00″ | 4.66″ | 2 | 1-3/8″ | 1-11/32″ | 15/32″ | 1/2″ | 3.3 LBS |
2AK56 | 5.45″ | 5.20″ | 4.86″ | 2 | 1-3/8″ | 1-11/32″ | 15/32″ | 1/2″ | 3.4 LBS |
2AK59 | 5.75 “ | 5.50″ | 5.16″ | 2 | 1-3/8″ | 1-11/32″ | 15/32″ | 1/2″ | 3.5 LBS |
2AK61 | 5.95″ | 5.70″ | 5.36″ | 3 | 1-3/8″ | 1-11/32″ | 15/32″ | 1/2″ | 3.6 LBS |
2AK64 | 6.25″ | 6.00″ | 5.66″ | 3 | 1-3/8″ | 1-19/32″ | 11/32″ | 1/8″ | 4.8 LBS |
2AK74 | 7.25″ | 7.00″ | 6.66″ | 3 | 1-3/8″ | 1-19/32″ | 11/32″ | 1/8″ | 5.6 LBS |
2AK84 | 8.25″ | 8.00″ | 7.66″ | 3 | 1-3/8″ | 1-19/32″ | 11/32″ | 1/8″ | 6.4 LBS |
2AK94 | 9.25″ | 9.00″ | 8.66″ | 3 | 1-3/8″ | 1-19/32″ | 11/32″ | 1/8″ | 7.3 LBS |
2AK104 | 10.25″ | 10.00″ | 9.66″ | 3 | 1-3/8″ | 1-19/32″ | 11/32″ | 1/8″ | 8.1 LBS |
2AK114 | 11.25″ | 11.00″ | 10.66″ | 3 | 1-3/8″ | 1-19/32″ | 11/32″ | 1/8″ | 9.0 LBS |
2AK124 | 12.25″ | 12.00″ | 11.66″ | 3 | 1-3/8″ | 1-19/32″ | 11/32″ | 1/8″ | 9.8 LBS |
2AK134 | 13.25″ | 13.00″ | 12.66″ | 3 | 1-3/8″ | 1-19/32″ | 11/32″ | 1/8″ | 12.3 LBS |
2AK144 | 14.25″ | 14.00″ | 13.66″ | 3 | 1-3/8″ | 1-19/32″ | 11/32″ | 1/8″ | 13.9 LBS |
2AK154 | 15.25″ | 15.00″ | 14.66″ | 3 | 1-3/8″ | 1-19/32″ | 11/32″ | 1/8″ | 14.3 LBS |
2AK184 | 18.25″ | 18.00″ | 17.66″ | 3 | 1-3/8″ | 1-19/32″ | 11/32″ | 1/8″ | 17.4 LBS |
Installation and Removal of Pulleys
Install
1. Check the pulley groove to make sure there are no scratches or sharp edges and all dimensions are up to standard;
2. Clean the surfaces of all parts, such as hub holes, taper sleeves, bolt holes, etc. Fit the cone sleeve into the pulley, aligning all the screw holes.
3. Apply oil to the screw (TB 1008-TB 3030) and thread (TB 3525-TB 5050) and screw them into the mounting holes, but do not tighten them yet.
4. Clean the surface of the drive shaft, push the pulley with the tapered sleeve installed to the predetermined position on the shaft, and check whether the V-belt pulley is aligned.
5. When using the keyway, it must be inserted into the hub first, and there must be a certain tolerance between the keyway and the hole hub.
6. Using a hexagonal wrench conforming to the DIN911 standard, alternately, gradually, and evenly tighten the bolts in each mounting hole until the torque shown in the table below is reached.
7. After a short period of operation (0.5 to 1 hour), check the tightening torque of the bolts and retighten them if necessary.
8. To prevent the intrusion of foreign matter, fill the hole’s connection hole with grease.
Disassemble
1. Loosen all the bolts, take out 1 or 2 of the bolts according to the number of disassembly holes, lubricate the bolt pattern and the tip of the bolt with oil, and insert the bolt into the disassembly hole.
2. Tighten the bolts alternately until the taper sleeve and pulley are loosened.
3. Remove the taper sleeve and pulley from the shaft.
Technological Processing
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.
Certification: | CE, ISO |
---|---|
Pulley Sizes: | Type F |
Manufacturing Process: | Forging |
Material: | Carbon Steel |
Surface Treatment: | Baking Paint |
Application: | Chemical Industry, Grain Transport, Mining Transport, Power Plant |
Samples: |
US$ 9999/Piece
1 Piece(Min.Order) | |
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How do compound pulleys contribute to efficient load-bearing in construction?
Compound pulleys play a significant role in facilitating efficient load-bearing in construction projects. They provide mechanical advantage, distribute weight, and enable controlled lifting and lowering operations. Here is a detailed explanation of how compound pulleys contribute to efficient load-bearing in construction:
- Mechanical Advantage: Compound pulleys offer a mechanical advantage, allowing construction workers to lift and move heavy loads with reduced effort. A compound pulley system consists of multiple pulleys connected in series or parallel. By distributing the load across multiple line segments and increasing the number of supporting ropes or cables, compound pulleys reduce the amount of force required to lift the load. This mechanical advantage enables construction workers to handle larger and heavier loads efficiently, maximizing productivity and minimizing physical strain.
- Load Distribution: Compound pulleys help distribute the weight of the load evenly, ensuring balanced load-bearing in construction. When lifting heavy loads, it is crucial to distribute the weight across multiple points to prevent overloading specific components or structures. Compound pulley systems achieve this by dividing the load into smaller portions and distributing them across the supporting ropes or cables. This even distribution of weight minimizes the risk of structural damage, allows for safer and more stable load-bearing, and enhances the overall efficiency of construction operations.
- Precision Control: Compound pulleys enable precise control over lifting and lowering operations, contributing to efficient load-bearing in construction. Construction projects often require accurate positioning and placement of heavy materials or equipment. Compound pulley systems provide the ability to finely adjust the lifting speed, direction, and position of the load. By controlling the tension and movement of the ropes or cables, construction workers can position the load with precision, ensuring precise load-bearing and minimizing the risk of accidents or damage to the surrounding structures.
- Flexibility and Versatility: Compound pulleys offer flexibility and versatility in load-bearing applications in construction. They can be easily configured and adapted to different load requirements, project specifications, and job site conditions. Compound pulley systems can be customized by selecting pulleys of various sizes, materials, and designs to accommodate specific construction needs. This versatility allows construction workers to efficiently handle a wide range of loads, adapt to changing project requirements, and optimize load-bearing operations to enhance overall construction efficiency.
- Increased Productivity: By facilitating efficient load-bearing, compound pulleys contribute to increased construction productivity. The mechanical advantage provided by compound pulleys allows workers to handle heavier loads with less effort, reducing the time and manpower required for lifting and moving materials. The precise control offered by compound pulley systems enables swift and accurate positioning of loads, minimizing downtime and delays. The ability to distribute weight evenly and maintain stability in load-bearing operations enhances overall construction efficiency, enabling faster project completion and improved productivity.
- Safe Working Conditions: Compound pulleys promote safer working conditions during load-bearing activities in construction. By reducing the physical strain on workers, compound pulleys help prevent injuries and fatigue associated with manual lifting of heavy loads. The even distribution of weight and precise control offered by compound pulley systems minimize the risk of accidents and damage to structures. This ensures a safer work environment for construction workers, reducing the likelihood of workplace incidents and promoting the overall well-being of the construction team.
In summary, compound pulleys contribute to efficient load-bearing in construction by providing a mechanical advantage, distributing weight evenly, enabling precise control, offering flexibility and versatility, increasing productivity, and promoting safe working conditions. Their integration in construction operations allows for the handling of heavy loads with ease, minimizes the risk of structural damage, and enhances overall construction efficiency.
How do compound pulleys impact the performance of theatrical rigging systems?
Compound pulleys have a significant impact on the performance of theatrical rigging systems, enabling the smooth and efficient movement of scenery, lighting, and other stage elements. The use of compound pulleys in theatrical rigging offers several advantages that enhance the functionality and versatility of these systems. Here is a detailed explanation of how compound pulleys impact the performance of theatrical rigging systems:
- Mechanical Advantage: Compound pulleys provide a mechanical advantage that allows theatrical rigging systems to handle heavy loads with ease. By utilizing multiple sheaves and ropes or cables, compound pulleys distribute the load across several lines of support. This mechanical advantage reduces the amount of force required to lift or lower stage elements, making it easier for riggers to control and manipulate objects during performances.
- Precise Control: The arrangement and configuration of compound pulleys in theatrical rigging systems enable precise control over the movement of stage elements. By adjusting the tension and alignment of the ropes or cables, riggers can finely tune the speed, direction, and positioning of the objects being lifted or lowered. This level of control is crucial for executing complex choreography, scene changes, and special effects with accuracy and consistency.
- Smooth and Silent Operation: Compound pulleys contribute to the smooth and silent operation of theatrical rigging systems. The design of the pulley system minimizes friction between the ropes or cables and the sheaves, resulting in fluid movement without jerks or sudden stops. The smooth operation of compound pulleys is especially important in theatrical settings where quiet and seamless scene transitions are essential for maintaining the immersive experience for the audience.
- Flexible Rigging Configurations: The use of compound pulleys allows for flexible rigging configurations in theatrical settings. By combining different types and arrangements of pulleys, riggers can create systems with varying mechanical advantages and lifting capacities to accommodate the specific requirements of different stage elements. This flexibility enables the rigging system to adapt to a wide range of production needs and artistic visions.
- Safety: Compound pulleys play a crucial role in ensuring the safety of theatrical rigging systems. The mechanical advantage provided by these pulleys reduces the strain on individual ropes or cables, minimizing the risk of overloading and failure. Additionally, the precise control and smooth operation offered by compound pulleys enhance the safety of stage crew and performers by minimizing the potential for accidents, injuries, or damage to equipment.
Overall, compound pulleys significantly impact the performance of theatrical rigging systems by providing a mechanical advantage, precise control, smooth operation, flexibility in rigging configurations, and enhanced safety. The use of compound pulleys allows for the efficient and reliable movement of stage elements, contributing to the success of theatrical productions and ensuring a captivating experience for audiences.
In which industries and applications are compound pulleys commonly used?
Compound pulleys find applications in various industries and sectors where heavy loads need to be lifted or moved with reduced effort. Here is a detailed explanation of the industries and applications where compound pulleys are commonly used:
1. Construction and Engineering: Compound pulleys are widely used in the construction and engineering industries. They are employed in cranes, hoists, and lifting systems to handle heavy materials, equipment, and structures. Compound pulleys provide the necessary mechanical advantage to lift and position heavy loads during construction projects.
2. Manufacturing and Warehousing: In manufacturing and warehousing facilities, compound pulleys are utilized in various material handling applications. They are employed in conveyor systems, overhead cranes, and gantry systems to move heavy products, machinery, and materials efficiently and safely.
3. Mining and Extraction: The mining industry relies on compound pulleys for the extraction and transportation of minerals, ores, and other resources. They are used in conveyor systems, winches, and lifting equipment to move heavy loads underground and on the surface.
4. Marine and Shipping: Compound pulleys are commonly found in marine and shipping applications. They are used in ship cranes, davits, and lifting systems to handle cargo, containers, and equipment during loading and unloading operations. Compound pulleys enable the efficient movement of heavy loads on ships and offshore platforms.
5. Entertainment and Stage Rigging: The entertainment industry utilizes compound pulleys in stage rigging and theatrical productions. They are employed to raise and lower stage props, lighting equipment, and scenery. Compound pulleys allow for precise control and smooth movement of heavy objects in theatrical settings.
6. Automotive and Aerospace: In the automotive and aerospace sectors, compound pulleys are used in assembly lines, maintenance facilities, and testing laboratories. They assist in lifting and positioning heavy components, engines, and aircraft parts during manufacturing, maintenance, and inspection processes.
7. Agriculture and Farming: In agricultural and farming operations, compound pulleys are utilized in various applications. They are employed in equipment such as hoists, pulley systems, and winches to lift and move heavy loads, such as hay bales, animal feed, and farming machinery.
8. Residential and DIY: Compound pulleys can also find applications in residential settings and DIY projects. They can be used for tasks such as lifting heavy objects, moving furniture, or creating simple mechanical advantage systems for home projects.
These are just a few examples of the industries and applications where compound pulleys are commonly used. Their versatility, efficiency, and ability to provide mechanical advantage make them valuable components in a wide range of mechanical systems.
editor by CX
2023-10-01