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.
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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) | |
---|
Can compound pulleys be customized for specific load requirements?
Yes, compound pulleys can be customized to meet specific load requirements. Here is a detailed explanation of how compound pulleys can be customized for specific load requirements:
1. Pulley Selection: The selection of pulleys is a crucial aspect of customizing a compound pulley system for specific load requirements. Different types of pulleys, such as fixed pulleys and movable pulleys, can be chosen based on the desired mechanical advantage and lifting capacity. Pulleys with different sizes, materials, and designs can be selected to accommodate the specific load requirements and operating conditions. Additionally, pulleys may have features such as bearings or sheaves that reduce friction and enhance performance.
2. Configuration Design: The configuration of the compound pulley system can be designed or adjusted to optimize its lifting capacity for specific load requirements. The number of pulleys, the arrangement of the pulleys, and the ratio of fixed to movable pulleys can be customized to achieve the desired mechanical advantage and lifting capacity. By carefully designing the configuration, the compound pulley system can be tailored to handle specific loads efficiently and effectively.
3. Material Selection: The choice of materials for the cables or ropes used in the compound pulley system can be customized based on the load requirements. Different materials, such as wire ropes, synthetic ropes, or high-performance ropes, offer varying levels of strength, flexibility, and resistance to environmental factors. The selection of the appropriate material ensures that the cables or ropes can safely support and lift the specific loads without compromising the integrity of the system.
4. Load Capacity Analysis: Customizing a compound pulley system for specific load requirements involves conducting load capacity analysis. This analysis takes into account factors such as the weight of the load, the desired lifting capacity, the applied force, and the mechanical advantage provided by the compound pulley system. By performing load capacity calculations, engineers and designers can determine the optimal configuration, pulley selection, and safety factors required to meet the specific load requirements.
5. Safety Considerations: Customizing compound pulleys for specific load requirements also involves considering safety factors. It is essential to ensure that the compound pulley system is designed and customized to handle the loads safely, without exceeding the weight capacity of the pulleys, cables, or ropes. Adequate safety margins should be incorporated to account for dynamic or unexpected loads that may occur during lifting operations. Compliance with relevant safety standards and regulations is crucial to ensure the safe and reliable performance of the customized compound pulley system.
By considering pulley selection, configuration design, material selection, load capacity analysis, and safety considerations, compound pulleys can be effectively customized to meet specific load requirements. Customization allows for the efficient and safe lifting of heavy loads in various industries and applications.
What maintenance procedures are necessary to ensure the reliability of compound pulleys?
Maintaining the reliability of compound pulleys is crucial to ensure their optimal performance, extend their lifespan, and prevent breakdowns or accidents. Regular maintenance procedures help identify and address potential issues before they escalate into major problems. Here is a detailed explanation of the maintenance procedures necessary to ensure the reliability of compound pulleys:
- Cleaning: Regular cleaning is essential to remove dirt, dust, debris, and other contaminants that can accumulate on the pulley components. Use a soft brush or cloth to wipe the pulleys and remove any loose particles. Avoid using harsh chemicals or abrasive cleaning agents that may damage the pulley surfaces or protective coatings. Cleaning the pulleys also provides an opportunity to inspect the components for any signs of wear, damage, or misalignment.
- Lubrication: Proper lubrication is critical for maintaining the smooth operation of compound pulleys. Apply a suitable lubricant to the pulley bearings, axles, or moving parts as recommended by the manufacturer. Lubrication helps reduce friction, minimize wear and tear, and prevent the pulleys from seizing or getting stuck. It is important to use the right type and amount of lubricant specified by the manufacturer to ensure optimal performance.
- Inspection: Regular inspection of compound pulleys is necessary to identify any signs of damage, wear, or misalignment. Inspect the pulley components, including the sheaves, bearings, axles, and ropes or cables, for any cracks, breaks, corrosion, or excessive wear. Check for proper alignment and tension of the ropes or cables. Look for any abnormalities or unusual noise during operation. Early detection of issues through inspections allows for timely repairs or replacements, preventing further damage or failure.
- Tension Adjustment: Proper tension adjustment of the ropes or cables is important for the smooth and efficient operation of compound pulleys. Over time, the tension may change due to factors such as load variations or stretching of the ropes or cables. Follow the manufacturer’s guidelines to adjust the tension to the recommended levels. Improper tension can affect the performance and lifespan of the pulleys and may lead to excessive wear or failure.
- Replacement of Worn Components: If any pulley components show signs of significant wear, damage, or fatigue, they should be promptly replaced. This includes worn-out ropes or cables, damaged sheaves, or faulty bearings. Using worn or damaged components can compromise the reliability and safety of the compound pulleys. Ensure that replacement components are of the correct specifications and meet the manufacturer’s recommendations.
- Environmental Protection: Compound pulleys used in harsh environments may require additional protection measures. Apply appropriate protective coatings or treatments to safeguard the pulley components against corrosion, moisture, or chemical exposure. Ensure that seals and covers are intact to prevent the ingress of contaminants. Regularly inspect and maintain any protective measures to ensure their effectiveness in preserving the reliability of the pulleys.
- Record-Keeping: Maintaining comprehensive records of maintenance activities is beneficial for tracking the history of the compound pulleys and planning future maintenance tasks. Keep a record of cleaning schedules, lubrication procedures, inspection findings, and any repairs or replacements performed. This documentation helps identify patterns, monitor the performance of the pulleys over time, and ensures that maintenance tasks are carried out consistently and on schedule.
By following these maintenance procedures, construction teams can ensure the reliability of compound pulleys, minimize downtime, prevent costly repairs, and promote safe working conditions. Adhering to the manufacturer’s guidelines and consulting professional technicians when needed can further enhance the effectiveness of the maintenance practices.
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
2024-03-03