China high quality Timing Belt Pulleys with Phosphated pulley bearing

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 /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Pulley Sizes: Timing
Manufacturing Process: Casting
Material: Iron
Surface Treatment: Phosphating
Application: Chemical Industry, Grain Transport, Mining Transport, Power Plant
Aluminum: White Anodized
Samples:
US$ 3/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

pulley

How does the design of a V pulley affect its performance?

The design of a V pulley plays a crucial role in determining its performance characteristics. Here’s an explanation of how different design aspects of a V pulley can affect its performance:

1. Groove Profile:

The groove profile of a V pulley is designed to match the shape of the V-belt used in the power transmission system. The angle and depth of the groove directly influence the grip between the pulley and the belt. An appropriate groove profile ensures a secure and efficient power transmission, minimizing belt slippage, and maximizing the transfer of torque.

2. Diameter:

The diameter of a V pulley affects both its speed ratio and torque transmission capacity. A larger pulley diameter results in higher belt speed and lower torque transmission, while a smaller diameter pulley provides lower speed and higher torque. The selection of the pulley diameter depends on the desired speed and torque requirements of the application.

3. Material:

The material used for constructing the V pulley impacts its durability, strength, and resistance to wear and corrosion. Common materials include cast iron, steel, aluminum, and plastic. The choice of material depends on factors such as the application environment, load capacity, and operating conditions. A robust and appropriate material selection ensures the pulley can withstand the demands of the application and maintain its performance over time.

4. Balance and Runout:

A well-balanced V pulley is essential to minimize vibration and ensure smooth operation. Imbalances can lead to increased wear on the pulley, belt, and bearings, reducing the overall efficiency and lifespan of the system. Similarly, excessive runout (eccentricity) in the pulley’s rotational movement can cause belt misalignment and increased friction. Proper design and manufacturing techniques are necessary to achieve optimal balance and runout in V pulleys.

5. Taper and Flange:

In some V pulley designs, a taper or flange is incorporated to improve belt tracking and prevent belt wandering or jumping off the pulley. The taper or flange helps guide the belt and maintain proper alignment, enhancing the overall performance and reliability of the power transmission system.

6. Hub Design:

The hub design of a V pulley determines its attachment method to the shaft. It can feature keyways, set screws, or other mechanisms to securely fasten the pulley in place. The hub design should ensure a tight and reliable connection to prevent pulley slippage and maintain accurate power transmission.

7. Surface Finish:

The surface finish of a V pulley can impact its friction characteristics. A smooth and properly finished surface reduces friction between the pulley and the belt, promoting efficient power transmission and minimizing heat generation. Additionally, surface treatments such as coatings or platings can improve the pulley’s resistance to corrosion and wear.

Each of these design factors contributes to the overall performance of a V pulley in terms of power transmission efficiency, belt grip, durability, and reliability. Manufacturers carefully consider these design aspects to ensure optimal performance and compatibility with specific applications and operating conditions.

pulley

What is the role of V pulleys in HVAC systems and air conditioning units?

V pulleys play a significant role in HVAC (Heating, Ventilation, and Air Conditioning) systems and air conditioning units by facilitating efficient power transmission and driving various components. Here’s a detailed explanation of the role of V pulleys in HVAC systems and air conditioning units:

1. Blower Motor Drive:

In HVAC systems and air conditioning units, V pulleys are commonly used to drive the blower motor. The blower motor is responsible for circulating air through the system, facilitating the movement of conditioned air into the desired space. The V pulley provides the necessary power transmission to drive the blower motor efficiently.

2. Fan Drive:

V pulleys are also employed in HVAC systems to drive fans that assist in airflow and heat exchange. These fans include condenser fans, evaporator fans, and circulation fans. The V pulley connects the motor to the fan, enabling the fan to operate at the desired speed to enhance heat transfer and air circulation.

3. Belt-Driven Compressors:

In some HVAC systems and air conditioning units, V pulleys are used in conjunction with belt-driven compressors. The compressor is responsible for pressurizing and circulating the refrigerant throughout the system, facilitating the cooling process. The V pulley provides power transmission from the motor to the compressor, allowing for efficient operation of the cooling system.

4. Speed Control:

V pulleys allow for speed control in HVAC systems and air conditioning units. By using pulleys of different sizes, the speed ratio between the motor and the driven components can be adjusted. This flexibility in speed control enables precise airflow regulation and cooling capacity adjustment based on the specific requirements of the space being conditioned.

5. Belt Tensioning and Alignment:

Proper tensioning and alignment of the belts are essential for efficient power transmission and to prevent belt slippage or premature wear. V pulleys in HVAC systems are often accompanied by tensioners and idler pulleys that help maintain the correct tension in the belts and ensure proper belt alignment. Proper tensioning and alignment contribute to the overall efficiency and longevity of the system.

6. Noise Reduction:

V pulleys, along with properly tensioned belts, contribute to the smooth and quiet operation of HVAC systems and air conditioning units. The design of V pulleys, combined with the flexibility and smooth engagement of V-belts, minimizes noise generation, providing a quieter environment for occupants.

7. Durability and Maintenance:

V pulleys used in HVAC systems and air conditioning units are typically made of durable materials such as steel or aluminum. These materials can withstand the demanding conditions of HVAC operation, including high temperatures and continuous use. Regular maintenance, including inspection, lubrication, and occasional belt replacement, ensures the continued efficiency and reliability of the V pulley system in HVAC applications.

Overall, V pulleys are integral components in HVAC systems and air conditioning units, enabling efficient power transmission, precise speed control, and reliable operation of blower motors, fans, compressors, and other components. Their design features, combined with properly tensioned belts, contribute to the overall performance, airflow, and cooling capacity of HVAC systems, ensuring optimal comfort and energy efficiency in various indoor environments.

pulley

How do V pulleys differ from other types of pulleys?

V pulleys, also known as V-belt pulleys or sheaves, have distinct characteristics that set them apart from other types of pulleys. Here’s an explanation of how V pulleys differ from other pulleys:

1. Groove Shape:

The most notable difference between V pulleys and other pulleys is the shape of the groove on their outer circumference. V pulleys have a V-shaped groove, which is specifically designed to accommodate V-belts with a trapezoidal cross-section. This groove shape provides a wedging action that enhances the grip between the pulley and the belt, reducing the likelihood of slippage.

2. Friction-Based Power Transmission:

V pulleys utilize a friction-based power transmission system. The V-belt wraps around the V pulley, creating a frictional contact between the belt and the groove. This friction allows for the transfer of rotational motion and torque between the driving source and the driven component. In contrast, other types of pulleys, such as flat pulleys or timing pulleys, may employ different mechanisms, such as flat belts or toothed belts, for power transmission.

3. V-Belt Compatibility:

V pulleys are specifically designed to work in conjunction with V-belts. V-belts are flexible rubber belts with a trapezoidal cross-section that match the V-shaped groove on the pulley. The shape and dimensions of the V-belt are precisely engineered to provide optimal contact and grip on the V pulley. This compatibility between the V pulley and the V-belt ensures efficient power transmission and reduces the risk of slippage.

4. Torque Transmission:

V pulleys are particularly suitable for high torque transmission. The wedging action created by the V-shaped groove and the corresponding shape of the V-belt allows for efficient power transfer even under heavy loads or during sudden changes in speed or direction. The design of V pulleys enables them to transmit higher levels of torque compared to some other types of pulleys.

5. Speed Variation:

Another distinctive feature of V pulleys is the ability to achieve speed variation in power transmission systems. By changing the diameter of the V pulley, different speed ratios can be achieved between the driving source and the driven component. This flexibility in speed control allows for proper matching of operational requirements and efficient power transmission.

6. Damping Effect:

The flexibility of V-belts and the slight elasticity of the rubber material used in V-belts provide a damping effect in V pulley systems. This helps absorb vibrations and shocks in the mechanical system, contributing to smoother operation, reduced noise, and increased component longevity.

7. Common Applications:

V pulleys are commonly used in various applications, including automotive systems, industrial machinery, HVAC systems, and power transmission systems in appliances. They are especially prevalent in systems where high torque transmission, speed variation, and reliable power transmission are required.

By understanding the distinctive features of V pulleys, engineers and designers can select the appropriate pulley type for specific applications, considering factors such as power requirements, torque transmission, speed control, and belt compatibility.

China high quality Timing Belt Pulleys with Phosphated   pulley bearing	China high quality Timing Belt Pulleys with Phosphated   pulley bearing
editor by CX

2024-04-11


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