Product Description
CHINAMFG Machinery offers a wide range of high quality Timing Belt Pulleys and Toothed Bars / Timing Bars. Standard and non-standard pulleys according to drawings are available.
Types of material:
1. AlCuMgPb 6061 6082 Aluminum Timing Pulley
2. C45E 1045 S45C Carbon Steel Timing Pulley
3. GG25 HT250 Cast Iron Timing Pulley
4. SUS303 SUS304 AISI431 Stainless Steel Timing Pulley
5. Other material on demand, such as cooper, bronze and plastic
Types of surface treatment
1. Anodized surface -Aluminum Pulleys
2. Hard anodized surface — Aluminum Pulleys
3. Black Oxidized surface — Steel Pulleys
4. Zinc plated surface — Steel Pulleys
5. Chromate surface — Steel Pulleys; Cast Iron Pulleys
6. Nickel plated surface –Steel Pulleys; Cast Iron Pulleys
Types of teeth profile
| Teeth Profile | Pitch |
| HTD | 3M,5M,8M,14M,20M |
| AT | AT5,AT10,AT20 |
| T | T2.5,T5,T10 |
| MXL | 0.08″(2.032MM) |
| XL | 1/5″(5.08MM) |
| L | 3/8″(9.525MM) |
| H | 1/2″(12.7MM) |
| XH | 7/8″(22.225MM) |
| XXH | 1 1/4″(31.75MM) |
| STS STPD | S2M,S3M,S4.5M,S5M,S8M,S14M |
| RPP | RPP5M,RPP8M,RPP14M,RPP20M |
| PGGT | PGGT 2GT, 3GT and 5GT |
| PCGT | GT8M,GT14M |
Types of pitches and sizes
Imperial Inch Timing Belt Pulley,
1. Pilot Bore MXL571 for 6.35mm timing belt; teeth number from 16 to 72;
2. Pilot Bore XL037 for 9.53mm timing belt; teeth number from 10 to 72;
3. Pilot Bore, Taper Bore L050 for 12.7mm timing belt; teeth number from 10 to 120;
4. Pilot Bore, Taper Bore L075 for 19.05mm timing belt; teeth number from 10 to 120;
5. Pilot Bore, Taper Bore L100 for 25.4mm timing belt; teeth number from 10 to 120;
6. Pilot Bore, Taper Bore H075 for 19.05mm timing belt; teeth number from 14 to 50;
7. Pilot Bore, Taper Bore H100 for 25.4mm timing belt; teeth number from 14 to 156;
8. Pilot Bore, Taper Bore H150 for 38.1mm timing belt; teeth number from 14 to 156;
9. Pilot Bore, Taper Bore H200 for 50.8mm timing belt; teeth number from 14 to 156;
10. Pilot Bore, Taper Bore H300 for 76.2mm timing belt; teeth number from 14 to 156;
11. Taper Bore XH200 for 50.8mm timing belt; teeth number from 18 to 120;
12. Taper Bore XH300 for 76.2mm timing belt; teeth number from 18 to 120;
13. Taper Bore XH400 for 101.6mm timing belt; teeth number from 18 to 120;
Metric Timing Belt Pulley T and AT
1. Pilot Bore T2.5-16 for 6mm timing belt; teeth number from 12 to 60;
2. Pilot Bore T5-21 for 10mm timing belt; teeth number from 10 to 60;
3. Pilot Bore T5-27 for 16mm timing belt; teeth number from 10 to 60;
4. Pilot Bore T5-36 for 25mm timing belt; teeth number from 10 to 60;
5. Pilot Bore T10-31 for 16mm timing belt; teeth number from 12 to 60;
6. Pilot Bore T10-40 for 25mm timing belt; teeth number from 12 to 60;
7. Pilot Bore T10-47 for 32mm timing belt; teeth number from 18 to 60;
8. Pilot Bore T10-66 for 50mm timing belt; teeth number from 18 to 60;
9. Pilot Bore AT5-21 for 10mm timing belt; teeth number from 12 to 60;
10. Pilot Bore AT5-27 for 16mm timing belt; teeth number from 12 to 60;
11. Pilot Bore AT5-36 for 25mm timing belt; teeth number from 12 to 60;
12. Pilot Bore AT10-31 for 16mm timing belt; teeth number from 15 to 60;
13. Pilot Bore AT10-40 for 25mm timing belt; teeth number from 15 to 60;
14. Pilot Bore AT10-47 for 32mm timing belt; teeth number from 18 to 60;
15. Pilot Bore AT10-66 for 50mm timing belt; teeth number from 18 to 60;
Metric Timing Belt Pulley HTD3M, 5M, 8M, 14M
1. HTD3M-06; 3M-09; 3M-15; teeth number from 10 to 72;
2. HTD5M-09; 5M-15; 5M-25; teeth number from 12 to 72;
3. HTD8M-20; 8M-30; 8M-50; 8M-85 teeth number from 22 to 192;
4. HTD14M-40; 14M-55; 14M-85; 14M-115; 14M-170; teeth number from 28-216;
5. Taper Bore HTD5M-15; 8M-20; 8M-30; 8M-50; 8M-85; 14M-40; 14M-55; 14M-85;
14M-115; 14M-170
Metric Timing Belt Pulleys for Poly Chain GT2 Belts
1. PCGT8M-12; PCGT8M-21; PCGT8M-36; PCGT8M-62;
2. PCGT14M-20; PCGT14M-37; PCGT14M-68; PCGT14M-90; PCGT14M-125;
Power Grip CHINAMFG Tooth/ PGGT 2GT, 3GT and 5GT
1. 2GT-06, 2GT-09 for timing belt width 6mm and 9mm
2. 3GT-09, 3GT-15 for timing belt width 9mm and 15mm
3. 5GT-15, 5GT-25 for timing belt width 15mm and 25mm
OMEGA RPP HTD Timing Pulleys
1. RPP3M-06; 3M-09; 3M-15; teeth number from 10 to 72;
2. RPP5M-09; 5M-15; 5M-25; teeth number from 12 to 72;
3. RPP8M-20; 8M-30; 8M-50; 8M-85 teeth number from 22 to 192;
4. RPP14M-40; 14M-55; 14M-85; 14M-115; 14M-170; teeth number from 28-216;
5. Taper Bore RPP5M-15; 8M-20; 8M-30; 8M-50; 8M-85; 14M-40; 14M-55; 14M-85;
14M-115; 14M-170 .
Ubet Machinery is also competetive on these power transmission components.
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| Certification: | ISO |
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| Pulley Sizes: | Timing |
| Manufacturing Process: | Sawing |
| Samples: |
US$ 3/Piece
1 Piece(Min.Order) | Order Sample Normally sample order can be ready in 15 days
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| Customization: |
Available
| Customized Request |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Can belt pulleys be part of HVAC systems and air conditioning units?
Yes, belt pulleys can indeed be part of HVAC (Heating, Ventilation, and Air Conditioning) systems and air conditioning units. They play a crucial role in the operation of these systems, contributing to the movement of air, power transmission, and controlling the functionality of various components. Here’s a detailed explanation of how belt pulleys are involved in HVAC systems and air conditioning units:
1. Air Handling Units: Belt pulleys are commonly used in air handling units (AHUs) of HVAC systems. AHUs are responsible for circulating and conditioning air within buildings. Belt-driven AHUs employ pulleys to drive the fans or blowers that move air through the system. The rotation of the pulleys drives the fan blades, creating airflow and facilitating the exchange of heat or coolness in the air conditioning process.
2. Cooling Towers: Cooling towers, a key component of HVAC systems, are used to remove heat from the building. Belt pulleys are employed in cooling towers to drive the fan systems that enhance the cooling process. The pulleys drive the cooling tower fans, which draw in ambient air and facilitate the evaporation of water, effectively dissipating heat and lowering the temperature of the circulated water.
3. Fan Coil Units: Fan coil units are part of HVAC systems and provide localized heating or cooling to specific areas within a building. Belt pulleys can be used in fan coil units to drive the fans that distribute conditioned air. The rotation of the pulleys drives the fan blades, enabling the movement of air through the unit and delivering heating or cooling to the desired space.
4. Compressors: In air conditioning units, belt pulleys are employed in the compressor system. The compressor is responsible for compressing the refrigerant, which enables the cooling process. Belt-driven compressors use pulleys to drive the compressor’s motor, which pressurizes the refrigerant and facilitates its movement through the air conditioning system. The pulleys ensure the efficient operation of the compressor, which is essential for the cooling function.
5. Power Transmission: Belt pulleys are essential for power transmission in HVAC systems and air conditioning units. They are used to transmit power from the motor or engine to various components, such as fans, compressors, pumps, and other mechanical parts. The rotation of the pulleys transfers power and enables the operation of these components, ensuring the functionality of the HVAC system or air conditioning unit.
6. Variable Speed Control: Belt pulleys can also be utilized for variable speed control in HVAC systems. By using pulleys of different sizes or incorporating variable speed pulley systems, the rotational speed of fans or other driven components can be adjusted. This allows for precise control over airflow, temperature, and overall system performance, optimizing energy efficiency and comfort levels in the building.
7. Maintenance and Serviceability: Belt pulleys in HVAC systems and air conditioning units are designed for easy maintenance and serviceability. They allow for straightforward belt replacement or adjustment, ensuring that the system can be properly maintained and serviced to maintain optimal performance and reliability.
In summary, belt pulleys are integral components of HVAC systems and air conditioning units. They are involved in power transmission, driving fans and blowers, controlling compressors, and facilitating the movement of air for heating, cooling, and ventilation. Belt pulleys contribute to the overall functionality, energy efficiency, and serviceability of HVAC systems, playing a vital role in providing comfortable and controlled environments in residential, commercial, and industrial buildings.
How do belt pulleys handle variations in load capacity and speed?
Belt pulleys are designed to handle variations in load capacity and speed by providing flexibility and adjustability in power transmission systems. They offer several mechanisms to accommodate changes in load and speed requirements. Here’s a detailed explanation of how belt pulleys handle variations in load capacity and speed:
1. Load Capacity: Belt pulleys can handle variations in load capacity through the selection of appropriate belt materials, pulley sizes, and belt tension. When the load increases, the belt tension can be adjusted to ensure proper power transmission. By increasing the tension, the grip between the belt and pulley increases, allowing for the transfer of higher loads. Belt materials with higher tensile strength and load-bearing capacity can also be chosen to handle heavier loads.
2. Speed Variation: Belt pulleys offer the ability to handle variations in speed through different mechanisms:
a. Fixed Speed Ratios: In applications where a fixed speed ratio is required, belt pulleys of specific sizes are selected to achieve the desired speed ratio. By choosing pulleys with different diameters or numbers of grooves, the speed of the driven pulley can be adjusted relative to the driving pulley, resulting in the desired speed variation.
b. Variable Speed Pulleys: Variable speed pulleys, also known as adjustable or variable pitch pulleys, enable continuous speed control. These pulleys feature movable pulley halves or arms that change the distance between the grooves. By adjusting the position of the movable pulley, the effective diameter of the pulley changes, altering the speed ratio. This allows for stepless speed variation within a defined range, providing flexibility in adjusting the speed of the driven system.
c. Step Pulleys: Step pulleys have multiple grooves of different diameters on the same pulley. By changing the belt position between these grooves, the speed ratio can be adjusted. Step pulleys provide a range of predetermined speeds by selecting the appropriate groove, allowing for different speed settings suitable for various operations.
d. Motor and Pulley Size Selection: By selecting motors and pulleys of different sizes or using different combinations of belt pulleys, the speed of the driven system can be adjusted. This is commonly seen in applications where multiple speed options are required, such as in drill presses or lathes, where a range of speeds is needed for different cutting operations.
Overall, belt pulleys handle variations in load capacity and speed by offering flexibility in belt tension, selecting appropriate pulley sizes and materials, utilizing variable speed pulleys, employing step pulleys, and choosing motor and pulley combinations to achieve the desired speed ratios. These mechanisms allow for efficient power transmission in a wide range of applications with varying load and speed requirements.
What advantages do belt pulleys offer for efficient power transmission?
Belt pulleys offer several advantages that contribute to efficient power transmission in a variety of applications. These advantages make belt pulleys a popular choice for transmitting power in numerous industries. Here are some key advantages of using belt pulleys:
1. High Efficiency: Belt pulleys can achieve high power transmission efficiency. The materials used for pulleys, such as metals or composite materials, are selected for their strength and low friction characteristics. This allows for minimal energy loss during power transmission, resulting in efficient operation and reduced energy consumption.
2. Smooth and Quiet Operation: Belt pulleys provide smooth and quiet operation compared to some other power transmission methods. The flexibility of belts helps in dampening vibrations and reducing noise levels. This is particularly beneficial in applications where noise reduction is important, such as in residential areas, offices, and certain types of machinery.
3. Slip Prevention: Belt pulleys offer slip prevention features, ensuring reliable power transmission. The design of the pulley’s groove and the corresponding belt shape create a positive engagement that helps prevent the belt from slipping during operation. This is particularly advantageous in high-torque applications where maintaining a consistent power transfer is crucial.
4. Overload Protection: Belt pulleys can provide a certain degree of overload protection. In the event of sudden load spikes or jamming of the driven system, the belt can slip or deform slightly, absorbing the shock and protecting the machinery from damage. This inherent flexibility acts as a safety feature, preventing catastrophic failures and reducing the risk of equipment breakdown.
5. Misalignment Compensation: Belt pulleys can accommodate minor misalignments between the driving and driven shafts. The flexibility of the belt allows for slight angular and parallel misalignments, which can naturally occur in machinery due to manufacturing tolerances, thermal expansion, or other factors. This ability to compensate for misalignment helps to minimize stress on bearings and prolong the lifespan of the system.
6. Speed Variation: Belt pulleys provide the flexibility to achieve different speed ratios by simply changing pulley sizes or adjusting the position of variable speed pulleys. This feature allows for speed variation and control in various applications, facilitating the optimization of machine performance and enabling adaptability to different operating conditions.
7. Cost-Effective: Belt pulleys are generally cost-effective compared to some other methods of power transmission. They are relatively simple in design, easy to manufacture, and require less precision than certain alternatives. Additionally, belts are generally less expensive to replace than other types of power transmission components, resulting in lower maintenance costs.
Overall, belt pulleys offer advantages such as high efficiency, smooth and quiet operation, slip prevention, overload protection, misalignment compensation, speed variation, and cost-effectiveness. These advantages make belt pulleys a reliable and versatile choice for efficient power transmission in a wide range of applications across various industries.
editor by CX
2024-03-28