Product Description
 Conveyor Parts OEM Steel and CHINAMFG Rubber lagging drive pulley
1. Driving pulley is the main part for transmiting the power,as per the diferent carying capacities,the drivingpulley can be divided into 3 categones:Light duty,meium duty and heavy duty,and for the same diameter ofthe pulley,there are many different axle diameters and central spans.
The surface teatrment of the drving puley can be smooth steel,hering bone or rhombic rubber lagging,thesmooth steel pulley is available for the place which environment is small power,smal belt width and dry,theherring bone rubber lagging has a big friction facto,beter anti-slippery and drainage ability,but it has its owndirection,the rhombic rubber lagging is available for twoway operating conveyors,the vuicanized rubber laggedpulley are mesty used for important applicatons.
2. The tail pulley is used for changing the direction of the belt running or increasing the wrap angle between theconveyor belt and the driving pulley As per different carrying capacities,the bend pulley can be divided into 3 calegories:light duty,medium duty and heaw cluty.The pulley which is used for extending the contact surface,is usualy used for belowor equal to 45 degree bending.The sutace treatment of the bend puley can be smooth stel and fat rubber lagging.
| Type | Belt width(mm) | Standard Diameter(mm) | Length(mm) |
| Drive pulley | 500 | 500 | Length of the pulley depends on the belt width of the conveyor |
| 650 | 500~630 | ||
| 800 | 630~1000 | ||
| 1000 | 800~1150 | ||
| 1200 | 800~1150 | ||
| 1400 | 1000~1350 | ||
| 1600 | 1150~1600 | ||
| 1800 | 1150~1800 | ||
| 2000 | 1350~2000 | ||
| 2200 | 1600~2200 | ||
| 2400 | 1800~2400 | ||
| Bend pulley | 500 | 250~500 | |
| 650 | 250~630 | ||
| 800 | 250~1000 | ||
| 1000 | 250~1600 | ||
| 1200 | 250~1600 | ||
| 1400 | 315~1600 | ||
| 1600 | 400~1600 | ||
| 1800 | 400~1600 | ||
| 2000 | 500~1600 | ||
| 2200 | 630~1600 | ||
| 2400 | 800~1600 |
 Advantages:
1. Dust-proof & Water-proof
The contact-sealing is adopted, which enjoys more superior dustproof and waterproof
2. Low Vibration and Noise
Static balance test to ensure G40 accuracy level.
3. Strong Force of Friction
The material for shaft is forged shaft of 40Cr instead of #45 round steel,which improves mechanical property
4. Easy Installation & Simple Maintenance
The bearing block and taper-lock are ground, which ensure the installation precision
5. Min 50000 hours service life
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1.Raw material control:
Suppliers are on continuous supervision and guidance,subcontracted parts should be 100%tested before implementation.
2.The inner product:
Strict implementation of processing route.Improving process guidance,refining on innerproduct.
3. Assermbly and completion of inspection:
In strict accordance with the assembling work instruction,strict inspection process for accuracyand performance of production.
4.Product acceptance:
Strict compliance with the acceptance criteria,a comprehensive review of the product to ensureproduct qualified.
1.)Pipe: seamless steel :Â it was precisely cut by using the flame cutting machine.
2.)The sleeve &Â disc :it was cut by using the laser cutter machine precisely.
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3.)Shaft: We chose 45# round steel &Â sleeve and process the whole shaft so that it ensures shaft concentricity and reduction for the eccentric shaft force. It make sure the pulley move more stable
4.)Bearing set & bearing: high-quality bearing which is hot charging and bearing block are equipped inner bearing enlargement device, so the bearing can be easily pushed to the bearing position  and it avoids the bearing damage from the beating.
Testing for the pulley
We have the professional testing machine for the pulley.    We need make the eliminating inner stress treatments when the pulley’s withstand forces exceed 80KN and we will make the static  balance inspection when the belt speed exceeds 2.5m/s. Â
And we laso make the Drum dynamic balance test for the pulley to confirm the good quality before sent to the customer.
Packing:
After all the goods tested then make the packing, then the goods put into the warehouse to wait to send to the customer
Our projects:
Exhitbition and the customer visiting~
We also attend many kinds of related exhibitations to know more our products for the customer. Such as Canton fair, buma fair andother minging fairs.
Our company and products get the customer approve and many customer vist us and make the orders for us.
Company certificate &honor
We have the ISO 9001 certification The products have gained various patents. For example: Trademarks, patents,ects.
After sale service
We provide the customer best after sale services, and we solve the problems any time.
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1)Installation guide;
2)Provide drawings and instructions;
3)On-site guidance of dispatched engineers;
4)Product after sales:
The machine has a long warranty of 2 years ;
Roller warranty 50,000 hours.
The company introduction:
 HangZhou CHINAMFG conveying Machinery Co.,Ltd was founded in 2005.     Â
It’s registered capital is 11.68million CNY and It is private joint-stock enterprise. Our main products are cnoveyor roller,idler,frame, pulley,belt and belt conveyor system for TD75 ,DTII,DTIIA,CEMA ects.
we has large lathes, numerical control, double pressing machine, double welding machine, double boring lathe, milling machine, sawing machine and so on. The products have gained various patents. We can produce more than 1 thousand rollers and 10 pulleys per day.
We have the professionalQC dept. to keep the good quality before the goods sent out. The products are sold to Middle East,Africa ,Australia,Europe,Southeast Asia,Russia and some other countries and regions. We will Strengthen the inner management and improve our products’ quality constantly.We will offer the best products for customers from the beginning to the end.
FAQ
1.Q:Â Your bearing type and brand usually use?Â
 A:Large ball bearing type deep ball bearing withSRB, and according to customer’s requirements.Â
2.Q: How is your Payment Term?Â
A: T/T or L/C. Another payment term we can also discuss.Â
3.Q: Can you customize it?Â
A: We support customization according to your request.Â
4.Q: What’s the MOQ?Â
A: 3Â piece.Â
5.Q: What’s the production capacity of your conveyor pulley?Â
20 pcs/day.
6.Q:Â What’s your roller’s lifetime?
Our pulley have a long lifetime with good performance and usually
make sure 30000 to 50000 hours under the normal site and operation.
Contact us:Â
Contact person: Sunny Li
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| Material: | Carbon Steel |
|---|---|
| Surface Treatment: | Baking Paint |
| Motor Type: | No Motor |
| Installation: | Horizontal |
| Bearing: | Self-Aligning Ball Bearings |
| Pulley Lagging Type: | Heat/Thermal Vulcanized Rubber Casting, Rubber Lag |
| Customization: |
Available
| Customized Request |
|---|
What is the significance of proper alignment and tensioning in grooved pulley systems?
In grooved pulley systems, proper alignment and tensioning play a crucial role in ensuring the reliable and efficient operation of the system. The significance of proper alignment and tensioning can be explained as follows:
1. Efficient Power Transmission:
Proper alignment and tensioning of grooved pulley systems are essential for efficient power transmission. When the pulleys and belts are correctly aligned, the force applied to the pulleys is transmitted smoothly and efficiently from the input to the output. Misalignment or inadequate tension can cause power losses due to slippage or increased friction, leading to reduced system performance and energy inefficiency.
2. Prevents Belt Slippage:
Proper tensioning in grooved pulley systems helps prevent belt slippage. When the belt tension is insufficient, especially during heavy loads or high-speed operations, the belt may slip on the pulleys. This slippage can result in inaccurate movement, loss of synchronization, or incomplete power transmission. By maintaining proper tension, the grooved pulley system ensures that the belts grip the pulleys securely, minimizing the risk of slippage and ensuring reliable power transfer.
3. Reduces Wear and Extends Belt Life:
Correct alignment and tensioning help reduce wear on the belts in grooved pulley systems. Misaligned pulleys or improper tension can cause the belts to rub against the edges of the pulley grooves or other system components, leading to accelerated wear and tear. Excessive tension can strain the belts, causing them to stretch or deform prematurely. By ensuring proper alignment and tension, the grooved pulley system minimizes belt wear, extends their lifespan, and reduces the frequency of belt replacements.
4. Maintains System Stability:
Proper alignment and tensioning contribute to the stability of grooved pulley systems. Misaligned pulleys can cause belts to run off-track or derail, leading to disruptions in the system operation. This can result in product misalignment, jams, or even equipment damage. By aligning the pulleys correctly, the system maintains stable belt tracking and smooth operation. Additionally, appropriate tensioning keeps the belts properly seated in the grooves, preventing belt wandering or jumping, and ensuring consistent and reliable system performance.
5. Improves System Accuracy and Precision:
Accurate alignment and tensioning of grooved pulley systems are crucial for achieving precise and consistent operation. In applications such as labeling, cutting, or positioning, where accuracy is essential, any misalignment or improper tension can result in inaccurate product placement or compromised quality. Proper alignment ensures that the belts move the components or materials precisely along the desired path, while adequate tensioning maintains the required positioning and synchronization, allowing for precise control over the system’s actions.
6. Minimizes Noise and Vibration:
Misalignment and inadequate tension in grooved pulley systems can lead to increased noise and vibration. When the belts do not run smoothly in the grooves or experience slippage, it can generate noise and vibration, causing discomfort for operators and potentially affecting nearby equipment or processes. Proper alignment and tensioning help minimize such noise and vibration issues, promoting a quieter and more stable working environment.
7. Prevents Premature Component Failure:
Improper alignment and tensioning can put additional stress on the grooved pulleys, belts, and other system components, leading to premature failure. Misaligned pulleys can cause increased forces or uneven loading, resulting in excessive wear and fatigue on the pulley shafts, bearings, or belt teeth. Inadequate tensioning can lead to belt damage, stretching, or premature failure. By ensuring proper alignment and tension, the grooved pulley system reduces the risk of component failures, minimizing downtime and maintenance costs.
Overall, the significance of proper alignment and tensioning in grooved pulley systems lies in their ability to enhance power transmission efficiency, prevent belt slippage, reduce wear, extend belt life, maintain system stability, improve accuracy and precision, minimize noise and vibration, and prevent premature component failure. By implementing these practices, grooved pulley systems can operate reliably, efficiently, and with extended service life.
What safety considerations should be kept in mind when using grooved pulleys?
When using grooved pulleys, it is important to prioritize safety to prevent accidents and ensure the well-being of operators and maintenance personnel. Here are some key safety considerations to keep in mind:
1. Proper Guarding:
Ensure that grooved pulleys are adequately guarded to prevent accidental contact with moving parts. Guards should be in place to cover the pulley and belt area, minimizing the risk of entanglement or injury. The guards should be designed to allow for necessary maintenance and inspection without compromising safety.
2. Lockout/Tagout Procedures:
Follow lockout/tagout procedures when performing maintenance or repair activities on systems involving grooved pulleys. Lockout/tagout procedures involve isolating the power source, locking or tagging the energy isolation devices, and ensuring that the equipment cannot be energized accidentally. This helps prevent unexpected startup or release of stored energy, protecting personnel from potential hazards.
3. Personal Protective Equipment (PPE):
Wear appropriate personal protective equipment, such as safety glasses, gloves, and protective clothing, when working with grooved pulleys. PPE helps protect against potential hazards, such as flying debris, rotating parts, or chemical exposure. The specific PPE requirements may vary depending on the work environment and the associated risks.
4. Training and Education:
Provide comprehensive training and education to operators and maintenance personnel regarding the safe operation and maintenance of systems with grooved pulleys. Training should cover topics such as proper operation, emergency procedures, hazard identification, and safe maintenance practices. Well-informed personnel are better equipped to recognize and mitigate potential risks.
5. Regular Maintenance and Inspection:
Implement a regular maintenance and inspection schedule for grooved pulleys to ensure their proper functioning and identify any potential safety issues. Inspect the pulleys, belts, guards, and associated components for signs of wear, damage, or misalignment. Replace worn or damaged parts promptly to maintain the safety and reliability of the system.
6. Load and Speed Limitations:
Adhere to load and speed limitations specified by the manufacturer for grooved pulleys. Exceeding these limitations can lead to excessive stress on the pulley and belt, increasing the risk of failure or accidents. Consult the equipment documentation or manufacturer’s guidelines to determine the appropriate load and speed limits for safe operation.
7. Proper Belt Tensioning:
Ensure proper belt tensioning to prevent belt slippage and maintain the integrity of the power transmission system. Improper tensioning can lead to reduced grip, increased wear on the belt and pulley, and potential belt dislodgement. Follow the manufacturer’s recommendations or industry best practices for belt tensioning to ensure safe and efficient operation.
8. Risk Assessment:
Conduct a risk assessment of the entire system involving grooved pulleys to identify potential hazards and implement appropriate control measures. Consider factors such as pinch points, potential for entanglement, exposure to rotating parts, and other relevant risks. Mitigate identified risks through engineering controls, administrative controls, or the use of additional safety devices.
9. Emergency Stop Devices:
Install emergency stop devices, such as pull cords or emergency stop buttons, in convenient and accessible locations near the grooved pulley system. These devices allow for immediate shutdown of the system in case of emergencies or hazardous situations. Ensure that all personnel are familiar with the location and operation of these emergency stop devices.
10. Compliance with Regulations:
Ensure compliance with applicable safety regulations, standards, and codes when utilizing grooved pulleys. Familiarize yourself with relevant regulations, such as those issued by occupational safety and health authorities or industry-specific guidelines. Compliance with these regulations helps maintain a safe working environment and minimizes the risk of accidents.
In summary, maintaining safety when using grooved pulleys involves proper guarding, adherence to lockout/tagout procedures, use of personal protective equipment, comprehensive training, regular maintenance and inspection, adherence to load and speed limitations, proper belt tensioning, risk assessment, installation of emergency stop devices, and compliance with safety regulations. By following these safety considerations, the risks associated with grooved pulleys can be minimized, ensuring a safe working environment for all personnel involved.
In which industries and applications are grooved pulleys commonly used?
Grooved pulleys, also known as V-groove pulleys, find wide usage in various industries and applications due to their specific design and advantages. Here’s a detailed explanation of the industries and applications where grooved pulleys are commonly used:
1. Automotive Industry:
Grooved pulleys are extensively used in the automotive industry. They can be found in engine systems, power steering systems, air conditioning systems, and other belt-driven components. Grooved pulleys provide efficient power transmission and reliable operation in vehicles, helping drive accessories such as alternators, water pumps, and air compressors.
2. Manufacturing and Industrial Machinery:
In manufacturing and industrial machinery, grooved pulleys are widely utilized. They are commonly found in conveyor systems, material handling equipment, production lines, and machinery used in various industries such as mining, construction, and agriculture. Grooved pulleys ensure smooth power transmission and precise control in these high-load applications.
3. HVAC Systems:
Heating, ventilation, and air conditioning (HVAC) systems often employ grooved pulleys for belt-driven components, including fans, blowers, compressors, and pumps. The grooved pulleys help maintain proper belt alignment, reduce vibration, and ensure efficient power transfer in HVAC equipment, contributing to reliable performance and energy efficiency.
4. Power Generation and Transmission:
Grooved pulleys play a vital role in power generation and transmission systems. They are commonly utilized in generators, turbines, and power distribution equipment. Grooved pulleys help transmit power from prime movers to generators or other driven components, ensuring reliable power generation and efficient distribution.
5. Agricultural Machinery:
In the agricultural sector, grooved pulleys are commonly used in machinery such as tractors, combines, harvesters, and irrigation systems. They enable power transmission for various functions, including driving belts that operate cutting mechanisms, augers, conveyors, and hydraulic systems, contributing to efficient farming operations.
6. Printing and Paper Industry:
Grooved pulleys are employed in printing presses and paper processing equipment. They help drive belts for paper feeding, tensioning, cutting, and folding mechanisms, ensuring precise and synchronized movement. Grooved pulleys contribute to the smooth operation of the equipment and the production of high-quality printed materials.
7. Fitness Equipment:
Grooved pulleys are commonly used in fitness equipment, including treadmills, stationary bikes, and weight machines. They enable the transmission of power from motors or flywheels to drive belts, ensuring smooth and controlled movement of the equipment. Grooved pulleys contribute to the durability and performance of fitness machines.
8. Material Handling and Conveying Systems:
Grooved pulleys are an integral part of material handling and conveying systems in industries such as logistics, warehousing, and distribution centers. They are used in conveyor belts and roller systems to facilitate the movement of goods, packages, and materials. Grooved pulleys ensure efficient power transmission and reliable operation in these demanding applications.
These are just a few examples of the industries and applications where grooved pulleys are commonly used. Their versatility, reliability, and benefits in terms of efficient power transmission, load distribution, and belt alignment make them suitable for numerous other industries and applications where V-belts or V-ribbed belts are utilized.
editor by CX
2024-03-01